CN220511512U

CN220511512U - Heat dissipation mechanism for frequency converter

Info

Publication number: CN220511512U
Application number: CN202321375028.4U
Authority: CN
Inventors: 李强
Original assignee: Changzhou Yinghao Automation Technology Co ltd
Current assignee: Changzhou Yinghao Automation Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2024-02-20
Anticipated expiration: 2033-05-31

Abstract

This application discloses a heat dissipation mechanism for a frequency converter, which includes a shell, a cover plate, a mounting plate, bolts, a mounting base, a first heat sink, a joint, a first filter, a second filter, a fan, a screw, a fixing block, and an installation case, second heat sink, capacitor, bushing and screws. This application has a reasonable structure. By installing multiple components of the frequency converter inside the fixed base and the installation shell, and arranging multiple heat sinks, it can realize the conduction of internal heat, and realize air circulation through the fan, so that the heat sink can be efficiently dissipated. Improve the heat dissipation function inside the frequency converter, use the shell and cover to assemble the frequency converter, and achieve the stable fixation of the mounting base and the mounting shell inside, which can ensure the structural stability of the frequency converter, and realize the mounting base and installation Stable installation between shells is beneficial to extending the service life of the inverter.

Description

Heat dissipation mechanism for frequency converter

Technical Field

The application relates to the technical field of frequency converter application, in particular to a heat dissipation mechanism for a frequency converter.

Background

The frequency converter is an electric control device for controlling an alternating current motor by changing the frequency of a motor working power supply by using a frequency conversion technology and a microelectronic technology, and mainly comprises a rectifying (alternating current-to-direct current), a filtering, an inverting (direct current-to-alternating current), a braking unit, a driving unit, a detecting unit and a micro-processing unit, wherein the frequency converter adjusts the voltage and the frequency of an output power supply by switching on and off an internal IGBT, and provides the required power supply voltage according to the actual requirement of the motor, so that the purposes of saving energy and regulating speed are achieved.

The frequency converter comprises a main circuit, a rectifier, a flat wave loop and an inverter, and after the frequency converter is used for a long time, the inside of the frequency converter is easy to be high-temperature to cause damage, and especially when the frequency converter is used in a high-temperature environment, the inside device of the frequency converter is easy to cause fault. Accordingly, a heat dissipation mechanism for a frequency converter is proposed to solve the above-mentioned problems.

Disclosure of Invention

A heat dissipation mechanism for a frequency converter comprises a shell, a cover plate, a mounting plate and a mounting shell;

the utility model discloses a fan, including shell, mounting panel, fan, mounting panel, condenser, fan, screw and cover plate fixed connection are passed through at the shell top, the inside bolt and mounting panel fixed connection that pass through of shell, mounting panel top fixedly connected with mount pad, mount pad one side and first fin fixed connection, the mount pad opposite side is pegged graft with the condenser gomphosis, mounting shell bottom and condenser fixed connection, mounting shell opposite side and second fin fixed connection, just first fin and second fin correspond to be distributed, shell inner wall and fan fixed connection, the fan is located between mount pad and the mounting shell.

Preferably, the inside and the mounting panel gomphosis of shell are connected, the shell both sides respectively with first filter screen and second filter screen fixed connection, first filter screen is located first fin one side, the second filter screen is located air intake one side of fan.

Preferably, the installation seat is connected with the installation seat through the rotation of the screw rods uniformly in the periphery, the bottom ends of the screw rods are fixedly connected with the fixing blocks, and the fixing blocks are connected with the installation seat through the rotation.

Preferably, the circumference of the bottom of the installation shell is uniformly and fixedly connected with a sleeve, and the inside of the sleeve is in threaded connection with a screw.

Preferably, the top of the shell is embedded and spliced with a cover plate, and the cover plate is attached and connected with the top of the installation shell.

Preferably, the rectifier and the main circuit are arranged in the mounting shell, and the inverter is fixedly connected in the mounting seat.

The beneficial effects of the utility model are as follows:

1. according to the radiating mechanism for the frequency converter, the plurality of devices of the frequency converter are arranged in the fixed seat and the mounting shell, the heat conduction in the frequency converter can be realized by arranging the plurality of radiating fins, the ventilation is realized by the fan, the high-efficiency heat dissipation can be realized on the radiating fins, and the radiating function in the frequency converter is further improved;

2. this kind of cooling mechanism for converter is through adopting shell and apron to realize the equipment of converter to through realizing the stable fixed of mount pad and installation shell in its inside, can guarantee the structural stability of converter, and can realize the stable installation between mount pad and the installation shell, be favorable to improving the life of converter.

Drawings

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

FIG. 1 is a schematic elevational view of one embodiment of the present application;

FIG. 2 is a schematic side view of an embodiment of the present application;

fig. 3 is a schematic top view of a housing according to an embodiment of the present application.

In the figure: 1. the device comprises a shell, 2, a cover plate, 3, a mounting plate, 4, bolts, 5, a mounting seat, 6, a first radiating fin, 7, a connector, 8, a first filter screen, 9, a second filter screen, 10, a fan, 11, a screw rod, 12, a fixed block, 13, a mounting shell, 14, a second radiating fin, 15, a capacitor, 16, a sleeve, 17 and a screw.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 3, a heat dissipation mechanism for a frequency converter includes a housing 1, a cover plate 2, a mounting plate 3, and a mounting case 13;

the top of the shell 1 is fixedly connected with the cover plate 2 through a screw 17, the inside of the shell 1 is fixedly connected with the mounting plate 3 through a bolt 4, the top of the mounting plate 3 is fixedly connected with the mounting seat 5, one side of the mounting seat 5 is fixedly connected with the first cooling fin 6, the other side of the mounting seat 5 is in embedded connection with the capacitor 15, the bottom of the mounting shell 13 is fixedly connected with the capacitor 15, the other side of the mounting shell 13 is fixedly connected with the second cooling fin 14, the first cooling fin 6 and the second cooling fin 14 are correspondingly distributed, the inner wall of the shell 1 is fixedly connected with the fan 10, and the fan 10 is positioned between the mounting seat 5 and the mounting shell 13.

The inside of shell 1 is connected with mounting panel 3 gomphosis, shell 1 both sides respectively with first filter screen 8 and second filter screen 9 fixed connection, first filter screen 8 is located first fin 6 one side, second filter screen 9 is located fan 10's air intake one side.

The installation seat 5 is characterized in that screw rods 11 are uniformly arranged in the periphery of the installation seat 5 and are in rotary connection, the bottom ends of the screw rods 11 are fixedly connected with fixed blocks 12, and the fixed blocks 12 are in rotary connection with the inside of the installation seat 5.

The bottom of the installation shell 13 is fixedly connected with a sleeve 16 uniformly around, and the inside of the sleeve 16 is in threaded connection with the screw 11.

The top of the shell 1 is embedded and spliced with the cover plate 2, and the cover plate 2 is attached and connected with the top of the mounting shell 13.

The rectifier and the main circuit are installed in the installation shell 13, and the inverter is fixedly connected in the installation seat 5.

This application is when using, place installation shell 13 in mount pad 5 top earlier, through rotating screw rod 11, make it drive fixed block 12 at the inside rotation of mount pad 5, make screw rod 11 screw up inside sleeve pipe 16, and then drive condenser 15 grafting at mount pad 5 inside, and make first fin 6 and second fin 14 laminating each other, fix the mounting panel 3 inside shell 1 through bolt 4 again, realize the fixed of mount pad 5, and install apron 2 at shell 1 top through screw 17, when using, carry external air to shell 1 inside through fan 10 work, with avoiding the dust entering through second filter screen 9 and first filter screen 8, make the air current circulate between mount pad 5 and the mount shell 13, conduct the heat of first fin 6 and second fin 14 department, and discharge through first filter screen 8 department, realize high-efficient heat dissipation function.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A heat dissipation mechanism for a frequency converter, characterized by: including a casing (1), a cover plate (2), a mounting plate (3) and a mounting shell (13);

The top of the housing (1) is fixedly connected to the cover plate (2) through screws (17), the inside of the housing (1) is fixedly connected to the mounting plate (3) through bolts (4), and the top of the mounting plate (3) A mounting base (5) is fixedly connected, one side of the mounting base (5) is fixedly connected to the first heat sink (6), and the other side of the mounting base (5) is fitted and plugged into the capacitor (15), so The bottom of the installation shell (13) is fixedly connected to the capacitor (15), the other side of the installation shell (13) is fixedly connected to the second heat sink (14), and the first heat sink (6) is connected to the second heat sink (14). The pieces (14) are distributed correspondingly, and the inner wall of the housing (1) is fixedly connected to the fan (10). The fan (10) is located between the mounting base (5) and the mounting shell (13).

2. A heat dissipation mechanism for a frequency converter according to claim 1, characterized in that: the inside of the housing (1) is connected with the mounting plate (3), and both sides of the housing (1) are respectively connected with the first filter. The mesh (8) and the second filter mesh (9) are fixedly connected. The first filter mesh (8) is located on one side of the first heat sink (6), and the second filter mesh (9) is located on the side of the fan (10). The side of the air inlet.

3. A heat dissipation mechanism for a frequency converter according to claim 1, characterized in that: the mounting base (5) is evenly connected with a screw (11) inside all around, and the bottom end of the screw (11) is connected to the fixed block (12). ) is fixedly connected, and the fixed block (12) is internally rotatably connected to the mounting base (5).

4. A heat dissipation mechanism for a frequency converter according to claim 1, characterized in that: the bottom of the installation shell (13) is uniformly connected with a casing (16), and the inside of the casing (16) is connected to the screw (11). ) threaded connection.

5. A heat dissipation mechanism for a frequency converter according to claim 1, characterized in that: the top of the housing (1) is fitted and plugged into the cover plate (2), and the cover plate (2) is connected to the installation shell (13). ) Top fit connection.

6. A heat dissipation mechanism for a frequency converter according to claim 1, characterized in that: a rectifier and a main circuit are installed inside the mounting shell (13), and an inverter is fixedly connected inside the mounting base (5).