CN214046542U

CN214046542U - Air-cooled inversion power unit

Info

Publication number: CN214046542U
Application number: CN202120328151.5U
Authority: CN
Inventors: 郭培囵
Original assignee: Liaoning Ecid Electric Co ltd
Current assignee: Liaoning Ecid Electric Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-08-24
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses an air-cooled contravariant power unit, including the mounting bracket, power device is all installed in the four corners at mounting bracket top, the drive plate is installed at power device's top, the direct current is installed to power device's one end and is arranged, the other end of power device is installed and is exchanged row, heat pipe radiator is installed to the inner chamber of mounting bracket. The utility model provides an adopt the water-cooling heat dissipation mode to dispel the heat of current contravariant power unit, because self space restriction, can't install huge water route cooling system, the cooling effect is poor, another kind adopts the forced air cooling heat dissipation, contravariant power device arranges on the base plate of a radiator, overall structure occupies the size great, and contravariant power unit installs on a side in wind channel, all power device are flowed through from the entry to the export to the cooling air, the heat of the device of flowing through is constantly taken away to the cooling air, wind temperature constantly risees, the device radiating effect of entry distal end reduces the problem by a wide margin.

Description

Air-cooled inversion power unit

Technical Field

The utility model relates to an contravariant power unit technical field specifically is forced air cooling contravariant power unit.

Background

The power unit is the high-voltage inverter part that uses power electronic device to carry out the rectification, filtering, contravariant, power unit is the essential part that constitutes high-voltage inverter major loop, but one kind of present contravariant power unit adopts the water-cooling heat dissipation mode to dispel the heat, because self space restriction, can't install huge water route cooling system, the cooling effect is poor, another kind adopts the air-cooled heat dissipation, contravariant power device arranges on the base plate of a radiator, overall structure occupies the size great, and contravariant power unit installs on a side in wind channel, all power device are flowed through from the entry to the export to the cooling air, the heat of the device that flows through is constantly taken away to the cooling air, wind temperature constantly risees, the device radiating effect of entry distal end reduces by a wide margin.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air-cooled contravariant power unit, possess the advantage that the cooling efficiency is high that dispels the heat, an adoption water-cooling heat dissipation mode heat dissipation of current contravariant power unit has been solved, because self space restriction, can't install huge water route cooling system, the cooling effect is poor, another kind adopts the forced air cooling heat dissipation, contravariant power device arranges on the base plate of a radiator, overall structure occupies the size great, and contravariant power unit installs on a side in wind channel, the cooling air flows through all power device from the entry to the export, the heat of the device of flowing through is constantly taken away to the cooling air, wind temperature constantly risees, the problem that the device radiating effect of entry distal end reduces by a wide margin.

In order to achieve the above object, the utility model provides a following technical scheme: air-cooled contravariant power unit, including the mounting bracket, power device is all installed in the four corners at mounting bracket top, the drive plate is installed at power device's top, the direct current row is installed to power device's one end, the alternating current row is installed to power device's the other end, heat pipe radiator is installed to the inner chamber of mounting bracket, the control panel is installed to the bottom of mounting bracket.

Preferably, the alternating-current bar comprises a first alternating-current bar and a second alternating-current bar, both ends of the first alternating-current bar are electrically connected with one end of the power device, and one end of the second alternating-current bar is electrically connected with one end of the power device.

Preferably, the power device is electrically connected with the driving board, and the direct current bar is electrically connected with the power device.

Preferably, the mounting bracket includes bottom plate, left side apron, right side apron and mounting panel, power device installs the top at the mounting panel, heat pipe radiator installs between bottom plate and mounting panel, the bottom at the mounting panel is installed to the control panel.

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

1. the utility model discloses a mounting bracket, power device, the drive plate, the direct current is arranged, exchange and arrange, heat pipe radiator and control panel cooperate, possess the advantage that radiating cooling efficiency is high, an adoption water-cooling heat dissipation mode heat dissipation of current contravariant power unit has been solved, because self space restriction, can't install huge water route cooling system, the cooling effect is poor, another kind adopts the forced air cooling heat dissipation, contravariant power device arranges on the base plate of a radiator, overall structure occupation size is great, and contravariant power unit installs on a side in wind channel, all power device are flowed through from the entry to the export to the cooling air, the heat of the device of flowing through is constantly taken away to the cooling air, the wind-warm constantly rises, the device radiating effect of entry distal end reduces the problem by a wide margin.

2. The utility model discloses a set up heat pipe radiator, air-cooled heat pipe radiator's thermal resistance can be done littleer, heat pipe radiator moves, the heat that its evaporation zone absorbed heat source power device etc. and produced, make the liquid boiling in its imbibition core pipe become steam, it just removes to its cooling zone from heat pipe radiator's evaporation zone to have thermal steam, after steam passes the heat to the cooling zone, steam just becomes liquid with regard to the condensation, the liquid of condensation just returns the evaporation zone through the capillary action of imbibition core on the pipe wall, so repeat above-mentioned circulation process and constantly dispel the heat, under the natural convection cooling condition, heat pipe radiator can improve more than ten times than entity radiator's performance, small and light in weight, the radiating efficiency is high.

Drawings

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

FIG. 2 is a right side view of the structure of the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a left side view of the structure of the present invention;

fig. 5 is a schematic rear view of the present invention;

fig. 6 is a schematic view of the bottom view of the present invention.

In the figure: the device comprises a mounting frame 1, a power device 2, a driving plate 3, a direct current row 4, an alternating current row 5, a heat pipe radiator 6 and a control plate 7.

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.

Referring to fig. 1-6, the air-cooled inverter power unit includes a mounting frame 1, power devices 2 are mounted at four corners of the top of the mounting frame 1, a driving board 3 is mounted at the top of the power devices 2, a dc bar 4 is mounted at one end of the power devices 2, an ac bar 5 is mounted at the other end of the power devices 2, a heat pipe radiator 6 is mounted in an inner cavity of the mounting frame 1, a control board 7 is mounted at the bottom of the mounting frame 1, the ac bar 5 includes a first ac bar and a second ac bar, both ends of the first ac bar are electrically connected to one end of the power devices 2, one end of the second ac bar is electrically connected to one end of the power devices 2, the power devices 2 are electrically connected to the driving board 3, the dc bar 4 is electrically connected to the power devices 2, the mounting frame 1 includes a bottom board, a left cover board, a right cover board and a mounting board, the power devices 2 are mounted at the top of the mounting board, the heat pipe radiator 6 is mounted between the bottom board and the mounting board, the control board 7 is installed at the bottom of the installation board, through setting up the heat pipe radiator 6, the thermal resistance of the air-cooled heat pipe radiator 6 can be made smaller, the heat pipe radiator 6 runs, its evaporation zone absorbs the heat that the power device 2 of heat source produces, make the liquid in its wick tube boil and turn into the steam, the steam with heat moves from evaporation zone to its cooling zone of the heat pipe radiator 6, after the steam transmits the heat to the cooling zone, the steam condenses into the liquid, the liquid condensed returns to the evaporation zone through the capillary action of the wick on the pipe wall, repeat the above-mentioned circulation process and dispel the heat continuously like this, under the cooling condition of natural convection, the heat pipe radiator 6 can improve the performance of the entity radiator more than ten times, the volume is small and light, the radiating efficiency is high, through the mounting rack 1, the power device 2, the drive board 3, the direct current is arranged 4, the alternating current is arranged 5, Heat pipe radiator 6 and control panel 7 cooperate, possess the advantage that the cooling efficiency is high of dispelling the heat, an adoption water-cooling heat dissipation mode heat dissipation of present contravariant power unit has been solved, because self space restriction, can't install huge water route cooling system, the cooling effect is poor, another kind adopts the forced air cooling heat dissipation, contravariant power device arranges on the base plate of a radiator, overall structure occupies the size great, and contravariant power unit installs on a side in wind channel, all power device are flowed through from the entry to the export to the cooling air, the heat of the device that flows through is constantly taken away to the cooling air, the wind temperature constantly risees, the problem that the device radiating effect of entry distal end reduces by a wide margin.

When the power unit is in use, the heat pipe radiator 6 operates along with the operation of the power unit, when the heat pipe radiator 6 operates, the evaporation section absorbs heat generated by the heat source power device 2 and the like, so that liquid in the liquid absorption core pipe is boiled into steam, the steam with the heat moves from the evaporation section to the cooling section of the heat pipe radiator 6, when the steam transmits the heat to the cooling section, the steam is condensed into liquid, the condensed liquid returns to the evaporation section through the capillary action of the liquid absorption core on the pipe wall, the circulation process is repeated in this way, the performance of the heat pipe radiator 6 can be improved by more than ten times compared with that of an entity radiator under the condition of natural convection cooling, the volume is small, the weight is light, the radiating efficiency is high, the heat is efficiently radiated to the power unit, and the service life is prolonged.

All kinds of parts used in the application document are standard parts and can be purchased from the market, the specific connection mode of all parts adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the conventional models in the prior art are adopted for machinery, parts and electrical equipment, the conventional connection mode in the prior art is adopted for circuit connection, and detailed description is not given here.

In summary, the following steps: this air-cooled contravariant power unit, through mounting bracket 1, power device 2, drive plate 3, direct current is arranged 4, exchange and arrange 5, heat pipe radiator 6 and control panel 7 cooperate, it adopts the water-cooling heat dissipation mode to dispel the heat to have solved current contravariant power unit, because self space restriction, can't install huge water route cooling system, the cooling effect is poor, another kind adopts the air-cooled heat dissipation, contravariant power device arranges on the base plate of a radiator, overall structure occupies the size great, and contravariant power unit installs on a side in wind channel, all power device are flowed through to the export from the entry to the cooling air, the heat of the device that flows through is constantly taken away to the cooling air, wind temperature constantly risees, the problem that the device radiating effect of entry distal end reduces by a wide margin.

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. Forced air cooling contravariant power unit, including mounting bracket (1), its characterized in that: power device (2) are all installed in the four corners at mounting bracket (1) top, drive plate (3) are installed at the top of power device (2), direct current row (4) are installed to the one end of power device (2), alternating current row (5) are installed to the other end of power device (2), heat pipe radiator (6) are installed to the inner chamber of mounting bracket (1), control panel (7) are installed to the bottom of mounting bracket (1).

2. The air-cooled inverter power unit of claim 1, wherein: the alternating current bar (5) comprises a first alternating current bar and a second alternating current bar, two ends of the first alternating current bar are electrically connected with one end of the power device (2), and one end of the second alternating current bar is electrically connected with one end of the power device (2).

3. The air-cooled inverter power unit of claim 1, wherein: the power device (2) is electrically connected with the driving board (3), and the direct current bar (4) is electrically connected with the power device (2).

4. The air-cooled inverter power unit of claim 1, wherein: mounting bracket (1) includes bottom plate, left side apron, right side apron and mounting panel, the top at the mounting panel is installed in power device (2), heat pipe radiator (6) are installed between bottom plate and mounting panel, the bottom at the mounting panel is installed in control panel (7).