CN218276482U

CN218276482U - Photovoltaic inverter protective housing

Info

Publication number: CN218276482U
Application number: CN202221934347.XU
Authority: CN
Inventors: 郭芳
Original assignee: Wuhan Zhongzhengxin Technology Co ltd
Current assignee: Wuhan Zhongzhengxin Technology Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-10
Anticipated expiration: 2032-07-26

Abstract

The application relates to a photovoltaic inverter protective shell, which comprises a shell; the cooling mechanism comprises a cavity and four groups of heat conducting structures, the cavity is formed in the shell and used for storing water, and the four groups of heat conducting structures are arranged in the shell; the ventilation mechanism comprises a suction fan and an exhaust pipe, the suction fan is arranged on the shell, the exhaust pipe is arranged on the shell, one end, close to the shell, of the exhaust pipe penetrates through the cavity and extends into the shell, the heat conduction structure comprises a heat conduction plate and two heat conduction pipes, the heat conduction plate is arranged in the shell, and the heat conduction pipes are connected with the heat conduction plate; this application accessible cavity, heat-conducting plate, heat pipe, induced-draft fan and blast pipe can improve the radiating effect of each component of photovoltaic inverter, avoid photovoltaic inverter high temperature to break down.

Description

Photovoltaic inverter protective housing

Technical Field

The application relates to the technical field of photovoltaic inverters, in particular to a photovoltaic inverter protective shell.

Background

Photovoltaic inverters are inverters that convert variable dc voltage produced by Photovoltaic (PV) solar panels into mains frequency Alternating Current (AC), which can be fed back to a commercial power transmission system or used by an off-grid power grid. Photovoltaic inverters are one of the important system Balances (BOS) in photovoltaic array systems, and can be used with general ac powered equipment.

At present, photovoltaic inverter follows solar panel and installs outdoor usually, is equipped with protective housing for this reason, realizes the protection to the dc-to-ac converter, and current protective housing possesses advantages such as anticorrosion, prevent colliding with usually, but still adopts single fan to carry out ventilation cooling, discovers in the use, and the dc-to-ac converter can produce a large amount of heats in the use, especially in the weather of high temperature, through the unable quick discharge apparatus of forced air cooling heat, leads to the problem that equipment temperature is too high to break down.

In view of the above, a photovoltaic inverter protective case is now devised.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a photovoltaic inverter protective housing to adopt the fan to ventilate the cooling among the solution correlation technique, the dc-to-ac converter can produce a large amount of heats in the use, through the unable quick discharge apparatus of forced air cooling heat, leads to the problem that equipment temperature is too high to break down.

In a first aspect, a photovoltaic inverter protective casing is provided, comprising:

a housing;

the cooling mechanism comprises a cavity and four groups of heat conducting structures, the cavity is formed in the shell and used for storing water, and the four groups of heat conducting structures are arranged in the shell;

the ventilation mechanism comprises a suction fan and an exhaust pipe, the suction fan is arranged on the shell, the exhaust pipe is arranged on the shell, and one end, close to the shell, of the exhaust pipe penetrates through the cavity and extends to the interior of the shell.

In some embodiments, the thermally conductive structure comprises a thermally conductive plate disposed inside the housing and two thermally conductive tubes connected to the thermally conductive plate;

one end of the heat conduction pipe, which is far away from the heat conduction plate, extends into the cavity.

In some embodiments, the casing is provided with a water inlet pipe communicated with the cavity, the bottom of the casing is provided with a water outlet pipe communicated with the cavity, and the water inlet pipe and the water outlet pipe are both provided with control valves.

In some embodiments, a rainproof box is arranged on the shell, a louver is arranged on the rainproof box, and a drain hole is formed in the bottom of the rainproof box;

the one end that the casing was kept away from to the blast pipe communicates with rain-proof box.

In some embodiments, the protection mechanism further comprises two groups of struts and a rain cover, the two groups of struts are arranged on the top of the shell, and the rain cover is arranged between the tops of the two groups of struts.

In some embodiments, the device further comprises a recovery mechanism, wherein the recovery mechanism comprises a plate frame, a plurality of filter screens and a conveying pipe, the plate frame is arranged at the bottom of the rain-proof cover, the interior of the plate frame is hollow, the plurality of filter screens are embedded in the top of the plate frame, and the conveying pipe is arranged at the bottom of the plate frame;

one end of the transmission pipe, which is far away from the plate frame, penetrates through the shell and is communicated with the cavity.

In some embodiments, a dust filter screen is arranged inside the suction fan.

The embodiment of the application provides a photovoltaic inverter protective housing, through carrying out the water storage inside the cavity, can carry out the water-cooling to each components and parts of the inside photovoltaic inverter of casing, the rethread heat conduction structure can be with the inside heat conduction of casing to aquatic, carries out ventilation cooling through suction fan and blast pipe simultaneously to can improve the radiating effect of each component of photovoltaic inverter, avoid the high emergence trouble of photovoltaic inverter temperature.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic three-dimensional structure provided in an embodiment of the present application;

FIG. 2 is an elevation cross-sectional view provided by an embodiment of the present application;

fig. 3 is an enlarged view of a portion a in fig. 2 according to an embodiment of the present disclosure.

In the figure: 1. a housing; 10. a cooling mechanism; 11. a cavity; 12. a heat conducting structure; 121. a heat conducting plate; 122. a heat conducting pipe; 20. a ventilation mechanism; 21. an air suction fan; 22. an exhaust pipe; 30. a rain-proof box; 40. a protection mechanism; 41. a support post; 42. a rain cover; 50. a recovery mechanism; 51. a plate frame; 52. filtering with a screen; 53. and (4) conveying the tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides a photovoltaic inverter protective housing, and it can solve and adopt the fan to ventilate the cooling among the correlation technique, and the dc-to-ac converter can produce a large amount of heats in the use, through the unable quick discharge apparatus of forced air cooling heat, leads to the problem that equipment temperature is too high to break down.

Referring to fig. 1 to 3, a photovoltaic inverter protective casing includes a casing 1, a cooling mechanism 10 and a ventilation mechanism 20, where the cooling mechanism 10 includes a cavity 11 and four sets of heat conducting structures 12, the cavity 11 is disposed on the casing 1 and is used to store water, the four sets of heat conducting structures 12 are disposed inside the casing 1, the ventilation mechanism 20 includes a suction fan 21 and an exhaust pipe 22, the suction fan 21 is disposed on the casing 1, the exhaust pipe 22 is disposed on the casing 1, and one end of the exhaust pipe 22 close to the casing 1 penetrates through the cavity 11 and extends into the casing 1;

the heat conducting structure 12 comprises a heat conducting plate 121 and two heat conducting pipes 122, wherein the heat conducting plate 121 is arranged inside the casing 1, and the heat conducting pipes 122 are connected with the heat conducting plate 121; the end of the heat conducting pipe 122 away from the heat conducting plate 121 extends to the inside of the cavity 11.

In the in-service use process, carry out the water storage through cavity 11, go the water-cooling to the inside photovoltaic inverter of casing 1, heat-conducting plate 121 absorbs the radiating heat of photovoltaic inverter simultaneously, and pour the heat into the inside water of cavity 11 through heat pipe 122, can discharge the heat fast, and start suction fan 21, inside suction fan 21 inhales the casing 1 with the external gas, through blast pipe 22 with the inside gaseous discharge of casing 1, thereby reach air cycle's effect, with this radiating effect can be improved.

Specifically, as shown in fig. 2, in this embodiment, a water inlet pipe communicated with the cavity 11 is arranged on the casing 1, a water outlet pipe communicated with the cavity 11 is arranged at the bottom of the casing 1, control valves are arranged on the water inlet pipe and the water outlet pipe, the water inlet pipe is communicated with an external cold water transmission pipeline, and the water outlet pipe is communicated with an external recovery pipeline.

In actual use, water can be conveniently supplied and drained to and from the inside of the cavity 11 through the water inlet pipe and the water outlet pipe.

It should be noted that, in this embodiment, a dust filter screen is arranged inside the suction fan 21, and the dust filter screen can remove dust from the gas entering the inside of the casing 1, so as to prevent the dust from polluting the inside of the casing 1.

Further, as shown in fig. 1 and fig. 2, in the present embodiment, a rain-proof box 30 is disposed on the housing 1, a louver is disposed on the rain-proof box 30, the louver is located at the bottom of the exhaust pipe 2, and a drain hole is disposed at the bottom of the rain-proof box 30; the end of the exhaust pipe 22 away from the housing 1 is communicated with a rainproof box 30.

In the in-service use process, in order to prevent rainwater from entering the casing 1 through the exhaust pipe 22, the rainwater is blocked by the rain-proof box 30, and meanwhile, the gas in the exhaust pipe 22 is discharged into the rain-proof box 30, and is discharged through the louvers, and in addition, the accumulated water flow in the rain-proof box 30 is discharged through the drain holes.

As shown in fig. 1 and fig. 2, the protection mechanism 40 is further included, in this embodiment, the protection mechanism 40 includes two sets of pillars 41 and a rain-proof cover 42, the two sets of pillars 41 are disposed on the top of the casing 1, and the rain-proof cover 42 is disposed between the tops of the two sets of pillars 41.

In the in-service use process, can protect casing 1 top through rain-proof cover 42, avoid rainwater direct flush to and hail or heavy object directly fall on casing 1, improve the device's protecting effect.

Further, as shown in fig. 2 and fig. 3, a recycling mechanism 50 is further included, in this embodiment, the recycling mechanism 50 includes a plate frame 51, a plurality of filter screens 52, and a conveying pipe 53, the plate frame 51 is disposed at the bottom of the rain-proof cover 42, the plate frame 51 is hollow inside, the plurality of filter screens 52 are embedded in the top of the plate frame 51, and the conveying pipe 53 is disposed at the bottom of the plate frame 51; the end of the transfer tube 53 remote from the plate frame 51 extends through the housing 1 and communicates with the cavity 11.

In the in-service use process, when the rainwater is abundant in rainy season, the rainwater enters into inside the sheet frame 51 through the guide of rain-proof cover 42 and the filtration of filter screen 52, and inside the cavity 11 was sent into to the rethread transmission pipe 53 with the rainwater, utilizes the rainwater to cool off and heat conduction work to this environmental protection effect that can improve the device.

The working principle of the application is as follows:

through the inside water injection of inlet tube to cavity 11, carry out the row water-cooling of water storage to the inside photovoltaic inverter of casing 1 through cavity 11, heat-conducting plate 121 absorbs the radiating heat of photovoltaic inverter simultaneously, and pour the heat into the inside water of cavity 11 through heat pipe 122, can discharge the heat fast, utilize the drain pipe to discharge the inside water of cavity 11, water injection circulates with this, restart suction fan 21, suction fan 21 inhales the external gas, the dust filter screen filters gas simultaneously, the gas after the filtration is sent into inside casing 1, exhaust pipe 22 sends the inside gas of casing 1 into the rain-proof box 30 afterwards, gas discharge through the tripe on rain-proof box 30, thereby accelerate the gas circulation, and can prevent that the rainwater from passing through exhaust pipe 22 and getting into inside casing 1, can improve the protective effect of casing 1 through rain-proof cover 42, simultaneously when the rainwater is abundant, the rainwater passes through the guide of rain-proof cover 42, and filter screen 52 and get into inside frame 51, transmission pipe 53 sends the rainwater into inside cavity 11, utilize the water cooling and work.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they 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 application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The previous description is only an example of the present application, and is provided to enable any person skilled in the art to understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A photovoltaic inverter protective case, comprising:

a housing (1);

the cooling device comprises a cooling mechanism (10), wherein the cooling mechanism (10) comprises a cavity (11) and four groups of heat conducting structures (12), the cavity (11) is formed in the shell (1) and is used for storing water, and the four groups of heat conducting structures (12) are arranged in the shell (1);

ventilation mechanism (20), ventilation mechanism (20) include aspiration fan (21) and blast pipe (22), aspiration fan (21) set up on casing (1), blast pipe (22) set up on casing (1), one end that blast pipe (22) are close to casing (1) runs through cavity (11) and extends to inside casing (1).

2. A photovoltaic inverter protective casing as claimed in claim 1, wherein:

the heat conduction structure (12) comprises a heat conduction plate (121) and two heat conduction pipes (122), the heat conduction plate (121) is arranged in the shell (1), and the heat conduction pipes (122) are connected with the heat conduction plate (121);

one end of the heat conduction pipe (122) far away from the heat conduction plate (121) extends to the inside of the cavity (11).

3. A photovoltaic inverter protective casing as claimed in claim 1, wherein:

the improved water-saving device is characterized in that a water inlet pipe communicated with the cavity (11) is arranged on the shell (1), a water drain pipe communicated with the cavity (11) is arranged at the bottom of the shell (1), and control valves are arranged on the water inlet pipe and the water drain pipe.

4. A pv inverter protective casing according to claim 1 wherein:

a rainproof box (30) is arranged on the shell (1), a louver is arranged on the rainproof box (30), and a drain hole is formed in the bottom of the rainproof box (30);

one end of the exhaust pipe (22) far away from the shell (1) is communicated with the rainproof box (30).

5. A pv inverter protective casing according to claim 1 wherein:

still include protection machanism (40), protection machanism (40) are including two sets of pillar (41) and rain-proof cover (42), and are two sets of pillar (41) set up at casing (1) top, rain-proof cover (42) set up between the top of two sets of pillar (41).

6. The photovoltaic inverter protective case of claim 5, wherein:

the rain-proof cover is characterized by further comprising a recycling mechanism (50), wherein the recycling mechanism (50) comprises a plate frame (51), a plurality of filter screens (52) and a conveying pipe (53), the plate frame (51) is arranged at the bottom of the rain-proof cover (42), the interior of the plate frame (51) is hollow, the plurality of filter screens (52) are embedded into the top of the plate frame (51), and the conveying pipe (53) is arranged at the bottom of the plate frame (51);

one end of the transmission pipe (53) far away from the plate frame (51) penetrates through the shell (1) and is communicated with the cavity (11).

7. A photovoltaic inverter protective casing as claimed in claim 1, wherein:

a dust filter screen is arranged in the suction fan (21).