CN217956293U

CN217956293U - Inverter assembly connecting seat

Info

Publication number: CN217956293U
Application number: CN202222392883.8U
Authority: CN
Inventors: 杨文俊; 彭运国; 彭贵福; 张志勇; 刘国勋
Original assignee: Suzhou Yuanye Automobile Technology Co ltd
Current assignee: Suzhou Yuanye Automobile Technology Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-02
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to an inverter assembly connecting seat, which comprises a body, a high-voltage signal terminal and a low-voltage signal terminal which are integrated on the body, and a shielding structure embedded in the body; the utility model is applied to the integration of high voltage and low voltage, and the shielding structure is arranged around the outside of the high voltage signal terminal to prevent the high voltage signal from interfering the low voltage signal; the shielding structure mainly adopts a nanocrystalline magnetic ring, has excellent shielding performance and ensures the product performance; and the clamping seat and the sealing glue are combined, so that effective packaging is realized, and the design is simple and efficient.

Description

Inverter assembly connecting seat

Technical Field

The utility model relates to a connector technical field, in particular to dc-to-ac converter assembly connecting seat.

Background

The connector mainly plays power supply input, signal connection and sealed effect in the vehicle field for integrated design tends to lightweight more, the security is high, environmental suitability is strong and the cost is controllable along with intelligent integration and standardized development. However, for the integration of high voltage and low voltage, not only the structural layout but also the problem of signal shielding interference need to be considered, so as to prevent the high voltage electrical signal from generating interference on the low voltage electrical signal; therefore the utility model discloses an inverter assembly connecting seat has been developed to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is: the utility model provides an inverter assembly connecting seat to signal interference shielding effect is poor and influence the problem of product performance when solving among the prior art to high pressure low pressure integrated design.

The technical scheme of the utility model is that: an inverter assembly connecting socket comprising:

a body;

the high-voltage signal terminal and the low-voltage signal terminal are integrated on the body;

and the shielding structure is embedded into the body and surrounds the high-voltage signal terminal to shield the interference of the high-voltage signal to the low-voltage signal.

Preferably, the body is internally provided with an embedded groove arranged around the high-voltage signal terminal, and the shielding structure is embedded into the embedded groove and comprises a clamping seat, a nanocrystalline magnetic ring and sealing glue; the clamping seat is nested and matched in the embedded groove, the nanocrystalline magnetic ring is nested and matched in the clamping seat, and the opening end of the embedded groove and the opening end of the clamping seat are sealed through the sealing glue.

Preferably, the inner wall of the caulking groove is inclined, and the width of the opening end is larger than that of the closing end.

Preferably, the high-voltage signal terminal comprises a plurality of binding posts, and the binding posts are provided with a first high-voltage interface and a second high-voltage interface and are respectively connected with the high-voltage wire harness;

the low-voltage signal terminal comprises a multi-PIN terminal, is provided with a first low-voltage interface and a second low-voltage interface, and is respectively connected with a low-voltage wire harness.

Preferably, the two ends of the first high-voltage interface and the second high-voltage interface which are deviated between the adjacent binding posts are respectively provided with an insulating guardrail, and the insulating guardrails are respectively arranged on the two sides of the body.

Preferably, the outer wall of the body is provided with an extending structure which is arranged in an extending way, and the extending structure penetrates through the extending structure through a bolt and is fixedly connected with the inverter shell;

and a sealing ring surrounding the high-voltage signal terminal and the low-voltage signal terminal is arranged on one side end face of the body, and the sealing ring is abutted against the outer wall of the inverter shell.

Preferably, inserts are arranged in the extension structure, the inserts do not protrude out of the end face of the extension structure along the two axial ends, the outer wall of each insert is provided with a limiting structure, and the bolts penetrate through the inserts and are fixedly connected with the inverter shell.

Compared with the prior art, the utility model has the advantages that:

the utility model is applied to integration of high voltage and low voltage, and a shielding structure is arranged around the outer side of the high voltage signal terminal to prevent the high voltage signal from interfering the low voltage signal; the shielding structure mainly adopts a nanocrystalline magnetic ring, has excellent shielding performance and ensures the product performance; and the clamping seat and the sealing glue are combined, so that effective packaging is realized, and the design is simple and efficient.

Drawings

The invention will be further described with reference to the following drawings and examples:

fig. 1 is an exploded view of an inverter assembly connecting seat according to the present invention;

fig. 2 is a schematic structural diagram of an inverter assembly connecting seat according to the present invention;

fig. 3 is a schematic structural view illustrating a connection between an inverter assembly connection seat and an inverter housing according to the present invention;

fig. 4 is a cross-sectional view of an inverter assembly connecting seat according to the present invention;

fig. 5 is an exploded cross-sectional view of the body and the shielding structure of the present invention.

Wherein: 1. the device comprises a body, 11, an extension structure, 12, an insert, 13, a sealing ring, 14, an insulating guardrail, 15, a bolt, 16 and an embedding groove;

2. the high-voltage signal terminal comprises a high-voltage signal terminal 21, a wiring terminal 211, a long wiring terminal 212, a short wiring terminal 22, a first high-voltage interface 23, a second high-voltage interface 24 and a high-voltage wiring harness;

3. a low-voltage signal terminal 31, a multi-PIN terminal 32, a first low-voltage interface 33, a second low-voltage interface 34 and a low-voltage wiring harness;

4. shielding structure, 41, cassette, 42, nanocrystalline magnetic ring, 43, sealing glue.

Detailed Description

The following detailed description is made in conjunction with specific embodiments of the present invention:

as shown in fig. 1 and 2, an inverter assembly connecting base includes a body 1, a high voltage signal terminal 2 and a low voltage signal terminal 3 integrated on the body 1, and a shielding structure 4 embedded in the body 1.

Referring to fig. 3, the body 1 is integrally formed by injection molding, the outer wall of the body has an extending structure 11 extending outward, an insert 12 is disposed in the extending structure 11, both ends of the insert 12 along the axial direction do not protrude out of the end surface of the extending structure 11, and the insert 12 is penetrated through by a bolt 15 and is fixedly connected with the inverter housing 5. The outer wall of the insert 12 has a limiting structure in the shape of a gear for preventing rotation and axial displacement. A sealing ring 13 is arranged on one side end surface of the body 1, which is deviated to the inverter shell 5, and the sealing ring 13 is arranged around the high-voltage signal terminal 2 and the low-voltage signal terminal 3 and is abutted against the outer wall of the inverter shell 5.

The high-voltage signal terminal 2 comprises a plurality of binding posts 21, the binding posts 21 comprise long binding posts 211 and short binding posts 212, the material is T2 red copper, the nickel bottom is 1-4 μm, and the surface is plated with tin 2-5 μm; the binding posts 21 are provided with a first high-voltage interface 22 and a second high-voltage interface 23 and are respectively connected with a high-voltage wire harness 24; insulating guardrails 14 are arranged at two ends of the adjacent binding posts 21 deviated to the first high-voltage interface 22 and the second high-voltage interface 23, and the insulating guardrails 14 are respectively arranged at two sides of the body 1.

The low-voltage signal terminal 3 comprises a multi-PIN terminal 31, the material is C5191-H, the nickel bottom is 1-4 mu m, and the surface is plated with silver 2-6 mu m; the multi-PIN terminal 31 has a first low voltage interface 32 and a second low voltage interface 33, and is connected with a low voltage harness 34; the first low-pressure port 32 and the first high-pressure port 22 are located on the same side of the body 1, and the second low-pressure port 33 and the second high-pressure port 23 are located on the same side of the other end of the body 1.

As shown in fig. 4 and 5, the shielding structure 4 is embedded in the body 1 and disposed around the high-voltage signal terminal 2 to shield the interference of the high-voltage signal to the low-voltage signal. Specifically, the body 1 is internally provided with an embedded groove 16 which is arranged around the high-voltage signal terminal 2, the inner wall of the embedded groove 16 is inclined, and the width of the opening end is larger than that of the closing end; the shielding structure 4 is embedded in the caulking groove 16 and comprises a clamping seat 41, a nanocrystalline magnetic ring 42 and sealing glue 43; the clamping seat 41 is nested and matched in the embedded groove 16, the nanocrystalline magnetic ring 42 is nested and matched in the clamping seat 41, the opening end of the embedded groove 16 and the opening end of the clamping seat 41 are sealed through sealing glue 43, and the sealing glue 43 adopts polyurethane resin glue; the utility model discloses good characteristic based on nanocrystalline magnetic ring 42 for shielding interference signal, and can be used to improve shielding efficiency, improve the performance of dc-to-ac converter assembly connecting seat.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. It is obvious to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention, and that the embodiments are therefore to be considered in all respects as exemplary and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. An inverter assembly connecting seat, comprising:

a body;

and the shielding structure is embedded in the body and surrounds the high-voltage signal terminal to shield the interference of the high-voltage signal to the low-voltage signal.

2. The inverter assembly connecting base according to claim 1, wherein: the body is internally provided with an embedded groove arranged around the high-voltage signal terminal, and the shielding structure is embedded into the embedded groove and comprises a clamping seat, a nanocrystalline magnetic ring and sealing glue; the clamping seat is nested and matched in the embedded groove, the nanocrystalline magnetic ring is nested and matched in the clamping seat, and the opening end of the embedded groove and the opening end of the clamping seat are sealed through the sealing glue.

3. An inverter assembly connecting base according to claim 2, wherein: the caulking groove inner wall is the slope form, and the width of open end is greater than the width of blind end.

4. The inverter assembly connecting base according to claim 1, wherein: the high-voltage signal terminal comprises a plurality of binding posts, and the binding posts are provided with a first high-voltage interface and a second high-voltage interface and are respectively connected with a high-voltage wire harness;

5. An inverter assembly connecting seat according to claim 4, wherein: and adjacent two ends of the first high-voltage interface and the second high-voltage interface which are deviated from between the binding posts are provided with insulating guardrails which are respectively positioned at two sides of the body.

6. An inverter assembly connecting base according to claim 1, wherein: the outer wall of the body is provided with an extending structure which is arranged in an extending way, penetrates through the extending structure through a bolt and is fixedly connected with the inverter shell;

7. The inverter assembly connecting base according to claim 6, wherein: the utility model discloses an inverter, including extension structure, bolt, inserts, both ends are provided with the inserts in the extension structure, the inserts is along the axial both ends all not protruding extension structure's terminal surface, the inserts outer wall has limit structure, the bolt run through the inserts and with inverter housing fixed connection.