CN212850225U

CN212850225U - IGBT full-bridge symmetrical low-inductance module

Info

Publication number: CN212850225U
Application number: CN202021340047.XU
Authority: CN
Inventors: 邱嘉龙; 朱永斌; 李志军
Original assignee: Zhejiang Tianyi Semiconductor Technology Co ltd
Current assignee: Zhejiang Tianyi Semiconductor Technology Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-03-30
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses a IGBT full-bridge symmetry undersensing module, which comprises a fixing plate and i, the fixedly connected with casing of center department on the positive surface of fixed plate, the both sides of casing front side all are provided with the connecting seat, the positive fixed surface of connecting seat is connected with module main part, the rear side on casing right side is provided with the pivot, the left side of pivot run through to the inner chamber of casing and with the left side swing joint of casing inner chamber. The utility model discloses a set up fixed plate, mounting hole, casing, connecting seat, module main part, second bevel gear, pivot, first bevel gear, gag lever post, spacing groove, draw-in groove, spout, slider, limiting plate, threaded rod, rotary drum, anti-skidding knob and lead to the groove cooperation and use, solved current IGBT full-bridge symmetry undersensing module and be not convenient for install and dismantle it in the use usually in the use, can cause certain inconvenient problem with the dismantlement for staff's installation.

Description

IGBT full-bridge symmetrical low-inductance module

Technical Field

The utility model relates to a IGBT technical field specifically is a IGBT full-bridge symmetry underinduction module.

Background

The IGBT module is a modular semiconductor product formed by bridging and packaging an IGBT and an FWD through a specific circuit; the packaged IGBT module is directly applied to equipment such as a frequency converter, a UPS (uninterrupted power supply) and the like.

In the process of circuit bridging, the IGBT full-bridge symmetrical low-inductance module is often required to be used, the existing IGBT full-bridge symmetrical low-inductance module is not convenient to install and detach in the using process, and certain inconvenience can be caused to the installation and detachment of workers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a IGBT full-bridge symmetry is felt module lowly possesses the advantage of being convenient for install and dismantling, has solved current IGBT full-bridge symmetry and has felt the module lowly and be not convenient for install and dismantle it in the use usually in the use, can cause certain inconvenient problem with the dismantlement for staff's installation.

In order to achieve the above object, the utility model provides a following technical scheme: an IGBT full-bridge symmetrical low-sensitivity module comprises a fixed plate, wherein a shell is fixedly connected to the center of the front surface of the fixed plate, connecting seats are arranged on two sides of the front side of the shell, a module body is fixedly connected to the front surface of the connecting seats, a rotating shaft is arranged on the rear side of the right side of the shell, the left side of the rotating shaft penetrates through the inner cavity of the shell and is movably connected with the left side of the inner cavity of the shell, first bevel gears are fixedly sleeved on two sides of the surface of the rotating shaft, second bevel gears matched with the first bevel gears are arranged on two sides of the front side of the rotating shaft, a threaded rod is fixedly connected to the front side of the second bevel gears, a rotating cylinder is movably sleeved on the surface of the threaded rod, a limiting plate is fixedly connected to one side of the threaded rod positioned in the inner cavity of the rotating cylinder, one side of the limiting rod, which is close to the limiting groove, extends to the inner cavity of the limiting groove and is movably connected with the inner cavity of the limiting groove, through grooves matched with the rotary drum are formed in the two sides of the front surface of the shell, sliding blocks are fixedly connected to the two sides of the rear side of the connecting seat, sliding grooves matched with the sliding blocks for use are formed in the front side of the shell, and clamping grooves matched with the rotary drum for use are formed in the rear side of the connecting seat.

Preferably, mounting holes are formed in four corners of the front surface of the fixing plate, and one side, close to the inner cavity of the rotary drum, of the limiting plate is movably connected with the inner cavity of the rotary drum.

Preferably, the right side of the rotating shaft is fixedly connected with an anti-skid knob, and the surface of the anti-skid knob is provided with anti-skid protrusions.

Preferably, the inner wall of the rotating cylinder is provided with threads, and the connecting part of the inner wall of the rotating cylinder and the surface of the threaded rod is in threaded connection.

Preferably, the rear side of the surface of the threaded rod is fixedly sleeved with a supporting bearing, the upper side and the lower side of the supporting bearing are fixedly connected with supporting rods, and one side of each supporting rod, which is close to the inner cavity of the shell, is movably connected with the inner cavity of the shell.

Preferably, the left side of pivot and the left junction of casing inner chamber pass through bearing swing joint, the one side that the slider is close to the spout extends to the inner chamber of spout and with the inner chamber swing joint of spout.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up fixed plate, mounting hole, casing, connecting seat, module main part, second bevel gear, pivot, first bevel gear, gag lever post, spacing groove, draw-in groove, spout, slider, limiting plate, threaded rod, rotary drum, anti-skidding knob and lead to the groove cooperation and use, solved current IGBT full-bridge symmetry undersensing module and be not convenient for install and dismantle it in the use usually in the use, can cause certain inconvenient problem with the dismantlement for staff's installation.

2. The utility model can fix the fixing plate on the surface of other objects conveniently by arranging the mounting holes;

the bearing is arranged, so that the rotating shaft can be conveniently installed and used;

the friction force between the hand of the user and the anti-skid knob can be increased by arranging the anti-skid protrusions;

by arranging the limiting plate, the rotary drum can be prevented from falling off from the surface of the threaded rod;

by arranging the supporting bearing and the supporting rod, the threaded rod can be supported in a balanced manner on the basis of convenient installation of the threaded rod;

through setting up the gag lever post, can carry on spacingly to the rotary drum.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top cross-sectional view of a portion of the structure of the present invention;

fig. 3 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: the anti-skid module comprises a fixing plate 1, a mounting hole 2, a shell 3, a connecting seat 4, a module main body 5, a second bevel gear 6, a rotating shaft 7, a first bevel gear 8, a limiting rod 9, a limiting groove 10, a clamping groove 11, a sliding groove 12, a sliding block 13, a limiting plate 14, a threaded rod 15, a rotating drum 16, an anti-skid knob 17 and a through groove 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a fixed plate 1, mounting hole 2, casing 3, connecting seat 4, module main part 5, second bevel gear 6, pivot 7, first bevel gear 8, gag lever post 9, spacing groove 10, draw-in groove 11, spout 12, slider 13, limiting plate 14, threaded rod 15, rotary drum 16, antiskid knob 17 and lead to parts such as groove 18 and be the general standard or the part that technical personnel in the field know, its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical personnel in the field.

Referring to fig. 1-3, an IGBT full-bridge symmetric low-inductance module includes a fixed plate 1, a housing 3 is fixedly connected to the center of the front surface of the fixed plate 1, connecting seats 4 are disposed on both sides of the front side of the housing 3, a module body 5 is fixedly connected to the front surface of the connecting seats 4, a rotating shaft 7 is disposed on the rear side of the right side of the housing 3, the left side of the rotating shaft 7 penetrates through the inner cavity of the housing 3 and is movably connected to the left side of the inner cavity of the housing 3, first bevel gears 8 are fixedly sleeved on both sides of the surface of the rotating shaft 7, second bevel gears 6 used in cooperation with the first bevel gears 8 are disposed on both sides of the front side of the rotating shaft 7, threaded rods 15 are fixedly connected to the front sides of the second bevel gears 6, a rotating cylinder 16 is movably sleeved on the surface of the threaded rods 15, spacing groove 10 that uses with the cooperation of gag lever post 9 has all been seted up to the front side of 3 inner chamber both sides of casing, gag lever post 9 is close to one side of spacing groove 10 extend to the inner chamber of spacing groove 10 and with the inner chamber swing joint of spacing groove 10, logical groove 18 that uses with the cooperation of rotary drum 16 is all seted up to the both sides on 3 positive surfaces of casing, the equal fixedly connected with slider 13 in both sides of connecting seat 4 rear side, the front side of casing 3 is opened and is equipped with spout 12 that uses with the slider 13 cooperation, the rear side of connecting seat 4 is opened and is equipped with draw-in groove 11 that uses with the cooperation.

Mounting holes 2 are formed in four corners of the front surface of the fixing plate 1, and one side, close to the inner cavity of the rotary drum 16, of the limiting plate 14 is movably connected with the inner cavity of the rotary drum 16.

The right side of the rotating shaft 7 is fixedly connected with an anti-skid knob 17, and anti-skid protrusions are arranged on the surface of the anti-skid knob 17.

The inner wall of the drum 16 is threaded, and the connection between the inner wall of the drum 16 and the surface of the threaded rod 15 is threaded.

The fixed cover in rear side on threaded rod 15 surface is equipped with support bearing, the equal fixedly connected with bracing piece in upper and lower both sides of support bearing, one side that the bracing piece is close to the casing 3 inner chamber and the inner chamber swing joint of casing 3.

The left side of the rotating shaft 7 is movably connected with the left side of the inner cavity of the shell 3 through a bearing, and one side of the sliding block 13 close to the sliding groove 12 extends to the inner cavity of the sliding groove 12 and is movably connected with the inner cavity of the sliding groove 12.

The fixing plate 1 can be conveniently fixed on the surfaces of other objects by arranging the mounting holes 2;

the bearing is arranged, so that the rotating shaft 7 can be conveniently installed and used;

the friction between the hand of the user and the anti-skid knob 17 can be increased by arranging the anti-skid protrusions;

by providing the limit plate 14, the drum 16 can be prevented from falling off the surface of the threaded rod 15;

by arranging the supporting bearing and the supporting rod, the threaded rod 15 can be supported in a balanced manner on the basis of being convenient to mount;

by providing the stopper rod 9, the drum 16 can be stopped.

When the rotary drum is required to be disassembled, the user reversely rotates the anti-skidding knob 17 and drives the rotary shaft 7 to rotate by rotating the anti-skidding knob 17, the rotary shaft 7 is driven to rotate by rotating the anti-skidding knob 17, the rotary shaft 7 drives the threaded rod 15 to rotate by engaging the second conical gear 6 through the first conical gear 8, the rotary shaft 7 drives the threaded rod 15 to rotate, the threaded rod 15 drives the rotary drum 16 to move backwards through the thread transmission, so that the rotary drum 16 is separated from the inner cavity of the clamping groove 11, and then the connecting seat 4 is pushed downwards, so that the connecting socket 4 brings the module body 5 off the surface of the housing 3.

In summary, the following steps: this IGBT full-bridge symmetry is low to be felt module, through setting up fixed plate 1, mounting hole 2, casing 3, connecting seat 4, module main part 5, second bevel gear 6, pivot 7, first bevel gear 8, gag lever post 9, spacing groove 10, draw-in groove 11, spout 12, slider 13, the limiting plate 14, threaded rod 15, rotary drum 16, antiskid knob 17 and logical groove 18 cooperation are used, it is not convenient for install and dismantle it usually in the use to have solved current IGBT full-bridge symmetry is low to be felt module, may lead to the fact certain inconvenient problem for staff's installation and dismantlement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a IGBT full-bridge symmetry low sense module, includes fixed plate (1), its characterized in that: the center of the front surface of the fixing plate (1) is fixedly connected with a shell (3), two sides of the front side of the shell (3) are respectively provided with a connecting seat (4), the front surface of the connecting seat (4) is fixedly connected with a module body (5), the rear side of the right side of the shell (3) is provided with a rotating shaft (7), the left side of the rotating shaft (7) penetrates through the inner cavity of the shell (3) and is movably connected with the left side of the inner cavity of the shell (3), two sides of the surface of the rotating shaft (7) are respectively and fixedly sleeved with a first bevel gear (8), two sides of the front side of the rotating shaft (7) are respectively provided with a second bevel gear (6) matched with the first bevel gear (8) for use, the front side of the second bevel gear (6) is fixedly connected with a threaded rod (15), the surface of the threaded rod (15) is movably sleeved with a rotating drum (16), the utility model discloses a spacing device, including casing (3), rotary drum (16), the left side fixedly connected with gag lever post (9) of rotary drum (16), the front side of casing (3) inner chamber both sides all seted up gag lever post (10) that uses with gag lever post (9) cooperation, gag lever post (9) are close to one side of gag lever post (10) extend to the inner chamber of gag lever post (10) and with the inner chamber swing joint of gag lever post (10), logical groove (18) that use with rotary drum (16) cooperation are all seted up to the both sides on casing (3) positive surface, the equal fixedly connected with slider (13) in both sides of connecting seat (4) rear side, spout (12) that use with slider (13) cooperation are seted up to the front side of casing (3), draw-in groove (11) that use with rotary drum (16) cooperation are seted.

2. The IGBT full-bridge symmetrical low-inductance module according to claim 1, characterized in that: mounting holes (2) are formed in four corners of the front surface of the fixing plate (1), and one side, close to the inner cavity of the rotary drum (16), of the limiting plate (14) is movably connected with the inner cavity of the rotary drum (16).

3. The IGBT full-bridge symmetrical low-inductance module according to claim 1, characterized in that: the right side fixedly connected with antiskid knob (17) of pivot (7), the non-skid protrusions have been seted up on the surface of antiskid knob (17).

4. The IGBT full-bridge symmetrical low-inductance module according to claim 1, characterized in that: the inner wall of the rotary drum (16) is provided with threads, and the connection part of the inner wall of the rotary drum (16) and the surface of the threaded rod (15) is in threaded connection.

5. The IGBT full-bridge symmetrical low-inductance module according to claim 1, characterized in that: the fixed cover in rear side on threaded rod (15) surface is equipped with support bearing, the equal fixedly connected with bracing piece in upper and lower both sides of support bearing, one side that the bracing piece is close to casing (3) inner chamber and the inner chamber swing joint of casing (3).

6. The IGBT full-bridge symmetrical low-inductance module according to claim 1, characterized in that: the left side of pivot (7) and the left junction of casing (3) inner chamber pass through bearing swing joint, one side that slider (13) are close to spout (12) extends to the inner chamber of spout (12) and with the inner chamber swing joint of spout (12).