CN206099792U

CN206099792U - Tree -type heat dissipation device for sealed photovoltaic inverter

Info

Publication number: CN206099792U
Application number: CN201620964800.XU
Authority: CN
Inventors: 方存进
Original assignee: Shaanxi Austrian Electric Equipment Manufacturing Co Ltd
Current assignee: Shaanxi Austrian Electric Equipment Manufacturing Co Ltd
Priority date: 2016-08-29
Filing date: 2016-08-29
Publication date: 2017-04-12
Anticipated expiration: 2026-08-29

Abstract

The utility model discloses a photovoltaic inverter heat dissipation technical field's a tree -type heat dissipation device for sealed photovoltaic inverter, including the dc -to -ac converter body, be equipped with the bellows in the vertical direction of dc -to -ac converter body inner chamber central authorities, the top and the bottom of bellows are run through respectively in the top and the bottom of dc -to -ac converter body, the bottom middle position department of dc -to -ac converter body is equipped with the radiator, the middle position department of bellows is equipped with the fin perpendicularly, the bellows is bigger with heat radiation area of contact than the straight tube, be convenient for absorb and take away more heats, through the fin that is equipped with on the bellows, can increase the area of contact with dc -to -ac converter inner chamber air, the cold and hot quick exchange of being convenient for, high efficiency, save time, the bellows is aluminum pipe or copper pipe, the cold and hot transition of being convenient for, temperature conductivity speed piece, the velocity of flow of bellows in air can be accelerated through the radiator, take away the heat, the operation is thus simple, practice and convenience.

Description

A kind of sealed photovoltaic inverter tree-shaped heat abstractor

Technical field

The utility model is related to photovoltaic DC-to-AC converter technical field of heat dissipation, specially a kind of sealed photovoltaic inverter tree-shaped radiating Device.

Background technology

Heat dissipation problem is the problem that must be faced and solve in photovoltaic DC-to-AC converter design and manufacture process, in degree of protection In the case of relatively low, by designing air channel, directly dry to heater members or component, reduce the temperature of device or component, protect Card inverter normal work.But, for the higher inverter of degree of protection, degree of protection in more than IP65, typically The method taken is that radiator is close on casing, or radiator is made on casing, the new problem that do so is brought That inverter inner chamber heat dissipation problem is difficult to solve, because degree of protection is higher, inverter inner chamber is sealing state, it is impossible to directly to Heater members or component are dried, and such as Chinese Patent Application No. is a kind of sealed photovoltaic inverter of 201120054160.6 propositions Tree-shaped heat abstractor, particular content is, its structure is included in the inner chamber of sealing inverter, installs metallic conduit, and pipeline is from inverse Become device inner chamber to pass through, and seal against each other with inverter inner chamber, described pipe end is equipped with blower fan, and described pipe end has one Although group or more than one group, above patent is realized in the inner chamber of sealing inverter, installs metallic conduit, and pipeline is from inverter Inner chamber passes through, and seals against each other with inverter inner chamber, and the heat of inverter inner chamber is shed.In order to accelerate radiating, can also be Pipe end installs blower fan, accelerates cross-ventilation, improves radiating efficiency, but effect is not obvious, and cross-ventilation radiating is slow, For this purpose, I proposes a kind of sealed photovoltaic inverter tree-shaped heat abstractor.

Utility model content

The purpose of this utility model is to provide a kind of sealed photovoltaic inverter tree-shaped heat abstractor, to solve above-mentioned background The cross-ventilation radiating proposed in technology is slow, effect and unconspicuous problem.

For achieving the above object, the utility model provides following technical scheme：A kind of sealed photovoltaic inverter tree-shaped radiating Device, including inverter body, the inverter chamber body center upright direction is provided with bellows, the top of the bellows Portion and bottom extend through and are provided with scattered at the top and bottom of inverter body, the lower center position of the inverter body Hot device, the bottom of the bellows is connected with radiator, and the central position of the bellows is vertically provided with fin.

Preferably, the bellows is aluminum pipe or copper pipe.

Preferably, the radiator includes booster pump, and the booster pump left bottom is connected with three-way pipe by flexible pipe, institute State and be connected with the top of three-way pipe low-temperature receiver feed pipe inlet, the left side connection bellows of the three-way pipe.

Preferably, the radiator includes hair-dryer, and the left bottom of the hair-dryer is connected with collection by breather pipe Box, the top and bottom of the disposable box inner chamber are equipped with cooling piece, the disposable box left side connection bellows.

Compared with prior art, the beneficial effects of the utility model are：Can be increased and inverter inner chamber by bellows Thermal-radiating contact area, in the pipeline of equal length, bellows is bigger than straight tube and heat radiation contact area, be easy to absorb and More heats are taken away, the fin being provided with by bellows can increase the contact area with inverter inner chamber air, just In cold and hot quick exchange, efficiency high saves time, and bellows is aluminum pipe or copper pipe, is easy to cold and heat succeed each other, temperature conduction speed block, leads to Crossing radiator can accelerate the flow velocity of ripple inner air tube, take away heat, simple to operate, practical and convenient.

Description of the drawings

Fig. 1 is the utility model structural representation；

Fig. 2 is the first heat spreader structures schematic diagram of the utility model；

Fig. 3 is second heat spreader structures schematic diagram of the utility model.

In figure：1 inverter body, 2 bellowss, 3 fin, 4 radiators, 5 booster pumps, 6 three-way pipes, 7 low-temperature receiver media enter Material mouth, 8 hair-dryers, 9 disposable boxes, 10 cooling pieces.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.

Fig. 1 is referred to, the utility model provides a kind of technical scheme：A kind of sealed photovoltaic inverter tree-shaped heat abstractor, Including inverter body 1, the inner chamber center upright direction of the inverter body 1 is provided with bellows 2, the top of the bellows 2 Portion and bottom extend through and are provided with the top and bottom of inverter body 1, the lower center position of the inverter body 1 Radiator 4, the bottom of the bellows 2 is connected with radiator 4, and the central position of the bellows 2 is vertically provided with fin 3。

Wherein, the bellows 2 is aluminum pipe or copper pipe, is easy to the conduction of heat, accelerates rate of heat dispation.

Refer to Fig. 1-2, the first radiator embodiment that the utility model is provided：The radiator 4 includes supercharging Pump 5, the left bottom of the booster pump 5 is connected with three-way pipe 6 by flexible pipe, and the top of the three-way pipe 6 is connected with low-temperature receiver medium Charging aperture 7, the left side connection bellows 2 of the three-way pipe 6, booster pump 5 blows low-temperature receiver medium and flows in bellows 2, takes away Heat on bellows 2.The heat radiation of inverter inner chamber is reduced, and temperature is reduced.

Refer to Fig. 1 and Fig. 3, second radiator embodiment that the utility model is provided：The radiator 4 includes blowing Blower fan 8, the left bottom of the hair-dryer 8 is connected with disposable box 9, the top and bottom of the inner chamber of the disposable box 9 by breather pipe Portion is equipped with cooling piece 10, and the left side of the disposable box 9 connection bellows 2, hair-dryer 8 blows air by the inner chamber of disposable box 9, system The temperature of cold 10 reduction air, the cold air of the inner chamber of bellows 2 flowing, is easy to form convection current, takes away heat.

Operation principle：Bellows 2 can increase and the thermal-radiating contact area of inverter inner chamber, in the pipeline of equal length In, bellows 2 is bigger than straight tube and heat radiation contact area, is easy to absorb and take away more heats, is provided with by bellows 2 Fin 3, the contact area with inverter inner chamber air can be increased, be easy to cold and hot quick exchange, efficiency high to save time, ripple Line pipe 2 is aluminum pipe or copper pipe, is easy to cold and heat succeed each other, temperature conduction speed block, can accelerate empty in bellows 2 by radiator 4 The flow velocity of gas, takes away heat, simple to operate, practical and convenient.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of sealed photovoltaic inverter tree-shaped heat abstractor, including inverter body（1）, it is characterised in that；The inverter Body（1）Inner chamber center upright direction is provided with bellows（2）, the bellows（2）Top and bottom extend through in inverse Become device body（1）Top and bottom, the inverter body（1）Lower center position at be provided with radiator（4）, the ripple Line pipe（2）Bottom and radiator（4）Connection, the bellows（2）Central position be vertically provided with fin（3）.

2. a kind of sealed photovoltaic inverter tree-shaped heat abstractor according to claim 1, it is characterised in that：The bellows （2）For aluminum pipe or copper pipe.

3. a kind of sealed photovoltaic inverter tree-shaped heat abstractor according to claim 1, it is characterised in that：The radiator （4）Including booster pump（5）, the booster pump（5）Left bottom is connected with three-way pipe by flexible pipe（6）, the three-way pipe（6）'s Top is connected with low-temperature receiver feed pipe inlet（7）, the three-way pipe（6）Left side connection bellows（2）.

4. a kind of sealed photovoltaic inverter tree-shaped heat abstractor according to claim 1, it is characterised in that：The radiator （4）Including hair-dryer（8）, the hair-dryer（8）Left bottom disposable box is connected with by breather pipe（9）, the disposable box （9）The top and bottom of inner chamber is equipped with cooling piece（10）, the disposable box（9）Left side connection bellows（2）.