CN219592966U

CN219592966U - Heat dissipation shell

Info

Publication number: CN219592966U
Application number: CN202321122446.2U
Authority: CN
Inventors: 李鸣; 郭俊; 刘斌; 欧开鹏; 徐益勇; 赏琨
Original assignee: Nanjing Anzhixin Engineering Technology Co ltd
Current assignee: Nanjing Anzhixin Engineering Technology Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-08-25
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses a heat dissipation shell which comprises a shell, wherein a heat dissipation cavity is arranged on the upper end surface of the shell, a plurality of heat conduction cylinders positioned above a photovoltaic backlight are arranged at the top end of the inside of the shell, heat conduction rods are arranged inside the heat conduction cylinders, a plurality of heat absorption sheets which are distributed in a ring shape and positioned inside the heat conduction cylinders are fixedly connected to the outer wall of the heat conduction rods, the heat of the photovoltaic backlight is absorbed by the heat absorption sheets and transferred to the heat conduction rods, the heat is transferred to the heat dissipation cavity through the heat conduction rods, the heat can be discharged through the operation of a first fan, the heat dissipation speed of the photovoltaic backlight is improved, the heat of the photovoltaic backlight is absorbed and transferred to a plurality of heat dissipation vertical plates through heat conduction copper plates in heat conduction grooves, and the heat absorbed by the heat conduction copper plates is transferred and diffused to the outside of the shell, so that the heat dissipation effect of the photovoltaic backlight is realized, and the heat dissipation efficiency can be improved through the plurality of the heat conduction cylinders and the heat conduction grooves.

Description

Heat dissipation shell

Technical Field

The utility model relates to the technical field of heat dissipation of photovoltaic backlights, in particular to a heat dissipation shell.

Background

A photovoltaic inverter is an inverter capable of converting a variable dc voltage generated by a photovoltaic solar panel into a commercial ac voltage, and generates a large amount of heat during the conversion process, so that a heat dissipation case of the inverter for photovoltaic devices is required.

Patent number CN217428508U discloses an inverter heat dissipation housing for photovoltaic equipment, including casing, side direction heat dissipation window, mounting panel, top cap, top heat dissipation window, dust guard and alignment jig. The lateral heat dissipation window is arranged on the side face of the shell. According to the utility model, the dustproof plate is arranged and slides on the adjusting frame, the inverter does not generate heat in a non-working state of the inverter, the shell does not need to radiate heat, and the inverter needs to be dustproof and protected, at the moment, the dustproof plate is arranged at the upper end of the top radiating window and is contacted with the top radiating window, so that the dustproof protection of the top radiating window is realized, and the influence of dust on the normal radiating effect of the top radiating window is avoided; under the dc-to-ac converter operating condition, the dc-to-ac converter needs to dispel the heat, and the dust guard is located the top of top heat dissipation window this moment, and top heat dissipation window exposes in the outside to the realization is to the radiating effect of dc-to-ac converter, has effectively avoided the problem that traditional heat dissipation shell dustproof effect is poor, but above-mentioned file discovers in the in-service use and only dispels the heat to photovoltaic backlight through the heat dissipation window, and the radiating rate is slow and efficient, can't absorb the heat dissipation to the heat of photovoltaic backlight itself, thereby has reduced radiating efficiency.

At present, the light Fu Niguang device generates heat during operation, but the heat of the photovoltaic backlight device cannot be quickly absorbed and dissipated to the outside, which results in low heat dissipation speed and low efficiency of the photovoltaic backlight device, so it is necessary to provide a heat dissipation housing to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a heat dissipation shell, which has the characteristics of transferring and diffusing heat to the outside of the shell, thereby realizing the heat dissipation effect of a photovoltaic backlight device and improving the heat dissipation efficiency through a plurality of heat conduction cylinders and a plurality of heat conduction grooves.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the heat dissipation shell comprises a photovoltaic backlight, wherein a shell is arranged outside the photovoltaic backlight, a heat dissipation cavity is arranged on the upper end face of the shell, a plurality of heat conduction cylinders positioned above the photovoltaic backlight are arranged at the top end of the inside of the shell, heat conduction rods are arranged inside the heat conduction cylinders, and a plurality of heat absorption sheets which are distributed annularly and positioned inside the heat conduction cylinders are fixedly connected to the outer wall of the heat conduction rods;

the bottom of the shell is internally provided with a plurality of heat conduction grooves which are uniformly distributed and positioned below the photovoltaic backlight device, a plurality of heat conduction copper plates are arranged in the heat conduction grooves, the lower end face of the shell is provided with a plurality of heat dissipation vertical plates which are uniformly distributed, and the front end face of the heat dissipation cavity is provided with two first fans communicated with the heat dissipation cavity.

In order to realize movable heat dissipation of the photovoltaic backlight device, as a heat dissipation shell of the utility model, preferably, screw rods are arranged on the left side and the right side of the inside of the shell, the outer walls of the two screw rods are connected with second fans positioned on the left side and the right side of the light Fu Niguang device in a sliding manner, and motors with output ends fixedly connected with the screw rods are arranged on the left side and the right side of the upper end face of the shell.

In order to increase the heat radiation area of the heat radiation riser and the housing, it is preferable that the heat radiation housing of the present utility model is a heat radiation housing in which heat radiation cross plates are mounted on outer walls of the plurality of heat radiation risers.

In order to quickly discharge the heat absorbed by the heat conducting tube, the heat radiating shell is preferably used, the upper end surface of the heat radiating cavity is provided with a plurality of uniformly distributed heat radiating holes, and the left side and the right side of the heat radiating cavity are respectively provided with a heat radiating net.

In order to increase the heat conduction area of the photovoltaic inverter, the heat dissipation shell is preferably provided with the heat conduction grooves, and the upper end and the lower end of each heat conduction groove are horn-shaped.

In order to avoid contact between the lower end face of the photovoltaic backlight device and the bottom end of the inner wall of the shell, the heat dissipation shell is preferably provided with two brackets at the bottom end inside the shell, and the left side and the right side of the lower end face of the photovoltaic backlight device are detachably connected with the brackets through fixing bolts.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, firstly, the heat of the photovoltaic inverter is absorbed through the heat absorbing sheet, the absorbed heat is transferred to the heat conducting rod, the heat is transferred to the heat radiating cavity through the heat conducting rod, then the heat can be discharged through the operation of the first fan, the heat radiating speed of the photovoltaic inverter is improved, secondly, the heat of the photovoltaic inverter is absorbed and transferred to the plurality of heat radiating vertical plates through the heat conducting copper plates in the heat conducting grooves, and the heat absorbed by the heat conducting copper plates is transferred and diffused to the outside of the shell, so that the heat radiating effect of the photovoltaic inverter is realized, and meanwhile, the heat radiating efficiency can be improved through the plurality of heat conducting cylinders and the plurality of heat conducting grooves.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is an overall cross-sectional block diagram of the present utility model;

fig. 3 is a plan view of the heat conductive tube of the present utility model.

In the figure: 1. a photovoltaic inverter; 2. a heat dissipation cavity; 201. a heat radiation hole; 202. a heat dissipation net; 203. a first fan; 3. a housing; 301. a heat conduction tube; 302. a heat conduction rod; 303. a heat absorbing sheet; 4. a heat conduction groove; 401. a thermally conductive copper plate; 402. a heat dissipation riser; 403. a heat radiation cross plate; 5. a screw; 501. a motor; 502. and a second fan.

Detailed Description

Referring to fig. 1 to 3, a heat dissipation housing includes a photovoltaic inverter 1, a housing 3 is disposed outside the photovoltaic inverter 1, and a heat dissipation cavity 2 is mounted on an upper end surface of the housing 3, and is characterized in that: a plurality of heat conduction tubes 301 positioned above the photovoltaic backlight device 1 are arranged at the top end of the inside of the shell 3, heat conduction rods 302 are arranged in the heat conduction tubes 301, and a plurality of heat absorption sheets 303 which are distributed in an annular shape and positioned in the heat conduction tubes 301 are fixedly connected to the outer wall of the heat conduction rods 302;

a plurality of evenly distributed and be located the heat conduction groove 4 of photovoltaic backlight 1 below are installed to the inside bottom of shell 3, and heat conduction copper 401 is all installed to the inside of a plurality of heat conduction grooves 4, and a plurality of evenly distributed's heat dissipation riser 402 are installed to the lower terminal surface of shell 3, and two first fans 203 with heat dissipation chamber 2 intercommunication are installed to the preceding terminal surface of heat dissipation chamber 2.

In this embodiment: the heat dissipation effect of the photovoltaic inverter 1 can be achieved through the mutual matching of the shell 3 and the heat dissipation cavity 2, specifically, the heat generated during the working of the photovoltaic inverter 1 is absorbed through the plurality of heat absorption fins 303 in the heat conduction barrel 301, the absorbed heat is transferred to the heat conduction rod 302, the heat is transferred to the heat dissipation cavity 2 through the heat conduction rod 302, then the first fan 203 on the front end face of the heat dissipation cavity 2 works, the heat is discharged, meanwhile, the heat dissipation speed of the photovoltaic inverter 1 can be improved through the plurality of heat conduction barrels 301, the heat of the photovoltaic inverter 1 is absorbed and transferred to the plurality of heat dissipation vertical plates 402 through the heat conduction copper plates 401 in the plurality of heat conduction grooves 4, and the heat absorbed by the heat conduction copper plates 401 is transferred and diffused to the outer part of the shell 3 because of the plurality of heat dissipation vertical plates 402 are located outside the shell 3, so that the heat dissipation effect of the photovoltaic inverter 1 is achieved, and meanwhile, the heat dissipation efficiency can be improved through the plurality of heat conduction barrels 301 and the plurality of heat conduction grooves 4.

As a technical optimization scheme of the photovoltaic inverter 1, screw rods 5 are arranged on the left side and the right side of the inside of a shell 3, second fans 502 positioned on the left side and the right side of the photovoltaic inverter 1 are connected to the outer walls of the two screw rods 5 in a sliding mode, and motors 501 with output ends fixedly connected with the screw rods 5 are arranged on the left side and the right side of the upper end face of the shell 3.

In this embodiment: the motor 501 is enabled to work and drives the screw 5 to rotate, so that the two second fans 502 are enabled to move up and down on the outer wall of the screw 5, movable heat dissipation of the photovoltaic inverter 1 is achieved, and therefore the heat dissipation speed of the photovoltaic inverter 1 is increased.

As a technical optimization scheme of the present utility model, the outer walls of the plurality of heat dissipation risers 402 are mounted with heat dissipation cross plates 403.

In this embodiment: the heat radiation area of the heat radiation riser 402 and the housing 3 can be increased by the heat radiation cross plate 403.

As a technical optimization scheme of the utility model, the upper end surface of the heat dissipation cavity 2 is provided with a plurality of heat dissipation holes 201 which are uniformly distributed, and the left side and the right side of the heat dissipation cavity 2 are provided with heat dissipation nets 202.

In this embodiment: the heat absorbed by the heat conduction cylinder 301 can be rapidly discharged through the plurality of heat dissipation holes 201 and the heat dissipation net 202, and the heat dissipation efficiency is further improved.

As a technical optimization scheme of the utility model, the upper end and the lower end of the heat conduction groove 4 are horn-shaped.

In this embodiment: the upper end and the lower end of the heat conduction groove 4 are horn-shaped, so that the heat conduction area of the photovoltaic backlight device 1 can be increased, and the heat dissipation efficiency is improved.

As a technical optimization scheme of the utility model, two brackets are arranged at the bottom end inside the shell 3, and the left side and the right side of the lower end face of the photovoltaic inverter 1 are detachably connected with the brackets through fixing bolts.

In this embodiment: the photovoltaic backlight 1 is erected through the support, so that the contact between the lower end face of the photovoltaic backlight 1 and the bottom end of the inner wall of the shell 3 is avoided, and the heat dissipation effect of the photovoltaic backlight 1 is influenced.

Working principle: firstly, the heat generated during the operation of the photovoltaic inverter 1 is absorbed by the plurality of heat absorbing sheets 303 in the heat conducting tube 301, the absorbed heat is transferred to the heat conducting rod 302, the heat is transferred to the heat radiating cavity 2 by the heat conducting rod 302, then the heat can be discharged by the first fan 203 on the front end face of the heat radiating cavity 2, meanwhile, the heat radiating speed of the photovoltaic inverter 1 can be improved by the plurality of heat conducting tubes 301, then the heat of the photovoltaic inverter 1 is absorbed by the plurality of heat conducting copper plates 401 in the plurality of heat conducting grooves 4 and transferred to the plurality of heat radiating vertical plates 402, and the plurality of heat radiating vertical plates 402 are positioned outside the shell 3, so that the heat absorbed by the heat conducting copper plates 401 is transferred and diffused outside the shell 3, and secondly, the motor 501 is enabled to operate and the screw 5 is driven to rotate, so that the two second fans 502 are driven to move up and down on the outer wall of the screw 5, and movable heat radiation of the photovoltaic inverter 1 is realized.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a heat dissipation shell, includes photovoltaic backlight (1), the outside of photovoltaic backlight (1) is provided with shell (3), heat dissipation chamber (2), its characterized in that are installed to the up end of shell (3): a plurality of heat conduction tubes (301) positioned above the photovoltaic backlight device (1) are arranged at the top end of the inside of the shell (3), heat conduction rods (302) are arranged in the heat conduction tubes (301), and a plurality of heat absorption sheets (303) which are distributed in a ring shape and positioned in the heat conduction tubes (301) are fixedly connected to the outer wall of the heat conduction rods (302);

the solar energy heat radiator is characterized in that a plurality of evenly distributed heat conducting grooves (4) located below the photovoltaic backlight device (1) are arranged at the bottom end of the inside of the shell (3), a plurality of heat conducting copper plates (401) are arranged in the heat conducting grooves (4), a plurality of evenly distributed heat radiating vertical plates (402) are arranged on the lower end face of the shell (3), and two first fans (203) communicated with the heat radiating cavity (2) are arranged on the front end face of the heat radiating cavity (2).

2. A heat dissipating housing according to claim 1, wherein: screw rods (5) are arranged on the left side and the right side of the inside of the shell (3), second fans (502) located on the left side and the right side of the photovoltaic backlight device (1) are connected to the outer walls of the screw rods (5) in a sliding mode, and motors (501) with output ends fixedly connected with the screw rods (5) are arranged on the left side and the right side of the upper end face of the shell (3).

3. A heat dissipating housing according to claim 1, wherein: and the outer walls of the plurality of heat dissipation vertical plates (402) are provided with heat dissipation transverse plates (403).

4. A heat dissipating housing according to claim 1, wherein: a plurality of evenly distributed radiating holes (201) are formed in the upper end face of the radiating cavity (2), and radiating nets (202) are arranged on the left side and the right side of the radiating cavity (2).

5. A heat dissipating housing according to claim 1, wherein: the upper end and the lower end of the heat conduction groove (4) are both in a horn shape.

6. A heat dissipating housing according to claim 1, wherein: two supports are installed at the bottom inside shell (3), the left and right sides of terminal surface under photovoltaic backlight (1) all can be dismantled with the support through fixing bolt and be connected.