CN217789574U - Photovoltaic inverter - Google Patents

Abstract

The utility model relates to the field of inverters, in particular to a photovoltaic inverter. The technical solution includes: the shell and the inverter body, the horizontal plate is fixedly connected under the middle part of the inner wall of the shell, the top of the horizontal plate is fixedly connected with the heat conduction base at one time, the inverter body and the heat conduction base are disassembled and connected, and the bottom of the transverse plate is close to the heat conduction base One side is fixedly connected with a cooling chamber, and the top of the housing away from the inverter body is provided with a filter screen. The utility model is simple to operate and easy to use, can effectively improve the heat dissipation effect and efficiency of the equipment, and can continuously and effectively clean the filter screen and the No. If the cleaning is not timely, the heat dissipation network will be blocked and the heat dissipation effect of the equipment will be affected, which effectively guarantees the use effect of the equipment.

Description

A photovoltaic inverter

technical field

The utility model relates to the field of inverters, in particular to a photovoltaic inverter.

Background technique

The reference patent is a photovoltaic inverter (notification number: CN210839366U), which includes a base and a housing. The top of the base is fixedly connected with a plurality of sliding sleeves, and sliding rods are inserted in each of the plurality of sliding sleeves. One end of the sliding rod runs through the inner top of the sliding sleeve and extends upward, and the extended ends of the plurality of sliding rods are all fixedly connected to the bottom of the housing, and the first spring is sleeved on the sliding rod, and the first The two ends of the spring are respectively fixedly connected with the housing and the sliding sleeve, one end of the sliding rod located in the sliding sleeve is fixedly connected with a slider, and the inner bottom of the housing is fixedly connected with a plurality of equidistant cooling fins, The top of the heat dissipation fin is fixedly connected with the inverter body.

The above-mentioned utility model quickly absorbs and transfers the heat in the casing through the cooling fins, and then quickly discharges the heat on the cooling fins through the cooling fan, thereby improving the stability and service life of the photovoltaic inverter. However, its heat dissipation structure is single, and it cleans and removes dust from the dust cover through disassembly, which requires staff to deal with it regularly. If the cleaning is not timely, it will cause the equipment to be blocked due to dust. result in a situation that affects the cooling effect.

Utility model content

The purpose of the utility model is to propose a photovoltaic inverter aiming at the problems existing in the background technology.

The technical solution of the utility model: a photovoltaic inverter, including a housing and an inverter body, a horizontal plate is fixedly connected to the lower part of the inner wall of the housing, and a heat-conducting base is fixedly connected to the top of the horizontal plate. The inverter body is disassembled and connected to the heat conduction base, the bottom of the horizontal plate close to the heat conduction base is fixedly connected with a heat dissipation chamber, and the top of the housing away from the inverter body is provided with a filter screen.

Preferably, heat conduction fins are fixedly connected to both sides of the bottom of the inner wall of the heat dissipation chamber, air chambers are fixedly connected to both sides of the bottom of the heat dissipation chamber, and a No. 1 heat dissipation net is arranged between each air chamber and the corresponding heat conduction fins .

Preferably, a fan is installed in each of the air bins, and a No. 2 cooling net is fixedly connected to the bottom of each of the air bins.

Preferably, a No. 1 motor is fixedly connected to one side of the top of the housing, the output end of the No. 1 motor runs through the housing and is fixedly connected to a No. 1 screw, and the middle part of the No. 1 screw is threadedly connected to a No. 1 slider. A No. 1 cleaning brush is fixedly connected to the slide block near the filter screen side.

Preferably, the No. 1 slider is fixedly connected to a No. 2 motor on the side away from the No. 1 cleaning brush, and the output end of the No. 2 motor is fixedly connected to a fan blade.

Preferably, a No. 3 motor is fixedly connected to the bottom of one side of the housing, the output end of the No. 3 motor runs through the housing and is fixedly connected to a No. 2 screw, and the middle part of the No. 2 screw is threaded to a No. 2 slider. The No. 2 slide block top is fixedly connected with No. 2 cleaning brushes.

Compared with the prior art, the utility model has the following beneficial technical effects: the utility model is simple to operate, easy to use, can effectively improve the heat dissipation effect and efficiency of the equipment, and can continuously and effectively clean the filter screen and the No. 2 heat dissipation net Carrying out cleaning treatment effectively avoids the cumbersome steps of manual disassembly and replacement, and is prone to untimely cleaning, which leads to the blockage of the heat dissipation network and affects the heat dissipation effect of the equipment, effectively ensuring the use effect of the equipment.

Description of drawings

Fig. 1 has provided the sectional structural schematic diagram of a kind of photovoltaic inverter of the present utility model;

FIG. 2 is a schematic diagram of the enlarged structure at A in FIG. 1;

Fig. 3 is the three-dimensional structure schematic diagram of Fig. 1;

FIG. 4 is a schematic diagram of the enlarged structure at B in FIG. 2 .

Reference signs: 1. Shell; 2. Inverter body; 3. Horizontal plate; 4. Heat conduction base; 5. Heat dissipation chamber; 6. Filter screen; 7. Air chamber; No. screw; 10. Slider No. 1; 11. Motor No. 2; 12. Fan blade; 13. Cleaning brush No. 1; ; 18, No. 3 motor; 19, No. 2 screw; 20, No. 2 slider; 21, No. 2 cleaning brush.

Detailed ways

The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one

As shown in Figure 1-3, a photovoltaic inverter proposed by the utility model includes a housing 1 and an inverter body 2, a horizontal plate 3 is fixedly connected to the lower part of the inner wall of the housing 1, and the top of the horizontal plate 3 is fixed once. The heat conduction base 4 is connected, the inverter body 2 is disassembled and connected to the heat conduction base 4, the bottom of the horizontal plate 3 close to the heat conduction base 4 is fixedly connected with the heat dissipation chamber 5, and the top of the shell 1 is provided with a filter on the side away from the inverter body 2. Net 6, both sides of the bottom of the inner wall of the heat dissipation chamber 5 are fixedly connected with heat conduction fins 14, both sides of the bottom of the heat dissipation chamber 5 are fixedly connected with air chambers 7, and a No. 1 cooling net is arranged between each air chamber 7 and the corresponding heat conduction fins 14 16. A fan 15 is installed in each air bin 7, and the bottom of each air bin 7 is fixedly connected with a No. 2 cooling net 17.

The working principle based on the first embodiment is: the heat generated by the inverter body 2 is absorbed and conducted through the heat conduction base 4, the heat is quickly absorbed through the heat conduction fins 14 in the heat dissipation chamber 5, and the heat is absorbed by the fan in the air chamber 7. 15 Perform cooling and heat dissipation treatment on the corresponding heat conduction sheet 14 to effectively ensure the heat dissipation effect of the equipment, and effectively prevent dust from entering the housing 1 through each filter screen 6 while cooling the auxiliary equipment. Conditions in the device that affect the use of the inverter body 2 .

Embodiment two

As shown in Figures 1-4, based on the first embodiment, a photovoltaic inverter proposed by the present invention includes a housing 1 and an inverter body 2, and a horizontal plate is fixedly connected below the middle part of the inner wall of the housing 1 3. The top of the horizontal plate 3 is fixedly connected with the heat conduction base 4 at one time, the inverter body 2 and the heat conduction base 4 are disassembled and connected, the bottom of the horizontal plate 3 close to the heat conduction base 4 is fixedly connected with the heat dissipation chamber 5, and the housing 1 is far away from the inverter The top of one side of the main body 2 is provided with a filter screen 6, both sides of the bottom of the inner wall of the heat dissipation chamber 5 are fixedly connected with heat conduction sheets 14, and both sides of the bottom of the heat dissipation chamber 5 are fixedly connected with air chambers 7, and each air chamber 7 is connected to a corresponding heat conduction sheet 14 No. 1 heat dissipation net 16 is arranged between them, and fan 15 is arranged in each air bin 7 , and No. 2 heat dissipation net 17 is fixedly connected to the bottom of each air bin 7 .

Compared with the first embodiment, this embodiment also includes: the top side of the housing 1 is fixedly connected with a No. 1 motor 8, the output end of the No. 1 motor 8 runs through the housing 1 and is fixedly connected with a No. 1 screw 9, and the middle part of the No. 1 screw 9 is threaded. A No. 1 slider 10 is connected, and No. 1 slider 10 is fixedly connected with a No. 1 cleaning brush 13 near the filter screen 6. No. 1 slider 10 is fixedly connected with No. 2 motor 11 on the side away from No. 1 cleaning brush 13. The output end of 11 is fixedly connected with the fan blade 12, the bottom of one side of the housing 1 is fixedly connected with the No. 3 motor 18, the output end of the No. 3 motor 18 runs through the housing 1 and is fixedly connected with the No. The No. 2 slider 20 has a No. 2 cleaning brush 21 fixedly connected to the top of the No. 2 slider 20 .

The working principle is: start the second motor 11 to drive the fan blade 12 to rotate, drive the air in the casing 1 to flow rapidly, and then effectively increase the air circulation speed in the equipment, further improve the heat dissipation effect of the equipment, and then start a The No. 1 motor 8 drives the No. 1 screw 9 to rotate, and then the No. 1 slider 10 drives the No. 2 motor 11 and the No. 1 cleaning brush 13 to move up and down, so that the No. 1 cleaning brush 13 can continuously and effectively clean the filter screen 6 Dust removal can effectively prevent the blockage of the filter screen 6 and affect the heat dissipation of the equipment.

The above-mentioned specific embodiments are only several preferred embodiments of the present utility model. Based on the technical solutions of the present utility model and the related inspirations of the above-mentioned embodiments, those skilled in the art can make various alternative improvements to the above-mentioned specific embodiments. and combinations.

Claims (7)

1. A photovoltaic inverter comprising a housing (1) and an inverter body (2), characterized in that: casing (1) inner wall middle part below fixedly connected with diaphragm (3), diaphragm (3) top is fixedly connected with heat conduction base (4) once, inverter body (2) are dismantled with heat conduction base (4) and are connected, diaphragm (3) bottom is close to heat conduction base (4) one side fixedly connected with heat dissipation storehouse (5), casing (1) is kept away from inverter body (2) one side top and is provided with filter screen (6).

2. The photovoltaic inverter according to claim 1, wherein heat-conducting fins (14) are fixedly connected to both sides of the bottom of the inner wall of the heat-dissipating bin (5), wind bins (7) are fixedly connected to both sides of the bottom of the heat-dissipating bin (5), and a heat-dissipating mesh (16) is arranged between each wind bin (7) and the corresponding heat-conducting fin (14).

3. The photovoltaic inverter according to claim 2, wherein a fan (15) is arranged in each wind bin (7), and a second heat dissipation net (17) is fixedly connected to the bottom of each wind bin (7).

4. The photovoltaic inverter according to claim 1, 2 or 3, wherein a first motor (8) is fixedly connected to one side of the top of the casing (1), an output end of the first motor (8) penetrates through the casing (1) and is fixedly connected with a first screw rod (9), a first sliding block (10) is in threaded connection with the middle of the first screw rod (9), and a first cleaning brush (13) is fixedly connected to one side, close to the filter screen (6), of the first sliding block (10).

5. The photovoltaic inverter according to claim 4, wherein a second motor (11) is fixedly connected to one side of the first slider (10) away from the first cleaning brush (13), and a fan blade (12) is fixedly connected to an output end of the second motor (11).

6. The photovoltaic inverter according to claim 1, 2, 3 or 5, wherein a third motor (18) is fixedly connected to the bottom of one side of the housing (1), an output end of the third motor (18) penetrates through the housing (1) and is fixedly connected with a second screw (19), a second sliding block (20) is connected to the middle of the second screw (19) in a threaded manner, and a second cleaning brush (21) is fixedly connected to the top of the second sliding block (20).

7. The photovoltaic inverter according to claim 4, wherein a third motor (18) is fixedly connected to the bottom of one side of the housing (1), an output end of the third motor (18) penetrates through the housing (1) and is fixedly connected with a second screw (19), a second sliding block (20) is connected to the middle of the second screw (19) in a threaded manner, and a second cleaning brush (21) is fixedly connected to the top of the second sliding block (20).

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