CN216017417U

CN216017417U - IGBT module of core

Info

Publication number: CN216017417U
Application number: CN202122392233.9U
Authority: CN
Inventors: 曾尧
Original assignee: Ewm Hightec Welding Kunshan Co ltd
Current assignee: Ewm Hightec Welding Kunshan Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-11
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a IGBT module of core, including the casing, the casing lower extreme is equipped with the metal sheet, and the casing up end is equipped with a plurality of connecting nut holes, is equipped with the inside lining in the casing and connects the chip, still is equipped with the pencil of being connected with it soldering on the connection chip. The utility model has the advantages that: each part of the shell is connected with the lining in a bonding mode, an injection molding mode and the like, a plurality of connecting nuts are arranged on the shell, the shell is convenient to be connected with other parts of the inverter core, the installation difficulty is reduced, and the shell can be installed and finished through a conventional installation tool.

Description

IGBT module of core

Technical Field

The utility model relates to the field of welding technique, specifically be an IGBT module of core.

Background

In the prior art, the IGBT is an indispensable functional module in an inverter core of a welding machine, but in the prior art, the module is complex to install and replace, is easy to install and makes mistakes, and needs to use a complex installation tool.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an IGBT module of core to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the IGBT module of the movement comprises a shell, wherein a metal plate is arranged at the lower end of the shell, a plurality of connecting nut holes are formed in the upper end face of the shell, a lining and a connecting chip are arranged in the shell, and a wiring harness connected with the connecting chip in a tin soldering mode is further arranged on the connecting chip.

Preferably, the number of the wire harnesses is four, plug-in units connected with the wire harnesses are respectively arranged at the other ends of the four wire harnesses far away from the connecting chip, one of the wire harnesses is connected with the two-hole plug-in units, and the other three wire harnesses are connected with the four-hole plug-in units.

Preferably, the upper end of the metal plate is connected with the lower end of the shell in a bonding mode, three mounting holes are symmetrically formed in the two ends of the metal plate and the two ends of the shell, and the six mounting holes are used for being connected with a heat dissipation plate component of the inverter core.

Preferably, a plurality of the connecting nut holes are all used for being connected with all parts of the inverter core.

Preferably, the inner liner is of an integrally formed injection molding structure, and the connecting chip is fixedly arranged in the inner liner.

Advantageous effects

The utility model provides a IGBT module of core, each part of shell is connected through modes such as bonding, moulding plastics with the inside lining, and is equipped with a plurality of coupling nut on the shell, is convenient for be connected with other parts of contravariant core, has reduced the installation degree of difficulty, and can install the completion through conventional mounting tool.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the structure of the present invention.

Reference numerals

1-shell, 2-metal plate, 3-connecting nut hole and 4-mounting hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Examples

As shown in fig. 1-3, an IGBT module of a core includes a housing 1, a metal plate 2 is disposed at a lower end of the housing 1, a plurality of connecting nut holes 3 are disposed at an upper end surface of the housing 1, a lining and a connecting chip are disposed in the housing 1, and a wiring harness soldered to the connecting chip is further disposed on the connecting chip.

Preferably, the number of the wire harnesses is four, plug-in units connected with the wire harnesses are respectively arranged at the other ends of the four wire harnesses, which are far away from the connecting chip, one of the four wire harnesses is connected with the two-hole plug-in units, and the other three wire harnesses are connected with the four-hole plug-in units.

Preferably, the upper end of the metal plate 2 is connected with the lower end of the shell 1 in an adhering manner, three mounting holes 4 are symmetrically formed in the two ends of the metal plate 2 and the two ends of the shell 1, and the six mounting holes 4 are used for being connected with a heat dissipation plate component of the inverter core.

Preferably, a plurality of connecting nut holes 3 are all used for being connected with each component of the inverter movement.

When the module is installed, white latex is brushed on the bottom of the metal plate, the metal plate is adhered to the heat dissipation plate of the inverter core and is screwed and fixed by screws, the copper plate is installed on the connecting nut and is fixed by the screws, and finally the connecting wire harness plug is inserted into the jack of the corresponding circuit board to complete the installation of the module.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. An IGBT module of core, includes casing (1), its characterized in that: the improved nut connecting structure is characterized in that a metal plate (2) is arranged at the lower end of the shell (1), a plurality of connecting nut holes (3) are formed in the upper end face of the shell (1), a lining and a connecting chip are arranged in the shell (1), and a wire harness connected with the connecting chip in a tin soldering mode is further arranged on the connecting chip.

2. The IGBT module for a movement according to claim 1, wherein: the wire harnesses are four, plug-in units connected with the wire harnesses are respectively arranged at the other ends of the four wire harnesses, which are far away from the connecting chip, one of the wire harnesses is connected with the two-hole plug-in units, and the other three wire harnesses are connected with the four-hole plug-in units.

3. The IGBT module for a movement according to claim 1, wherein: metal sheet (2) upper end with casing (1) lower extreme passes through bonding connection, just metal sheet (2) with casing (1) both ends are all the symmetry and are equipped with three mounting hole (4), six mounting hole (4) all are used for being connected with the heating panel part of contravariant core.

4. The IGBT module for a movement according to claim 1, wherein: and the plurality of connecting nut holes (3) are all used for being connected with all parts of the inverter core.

5. The IGBT module for a movement according to claim 1, wherein: the inside lining is integrated into one piece's injection molding structure, just connect the chip fixed set up in the inside lining.