CN220733294U - Photovoltaic energy storage inverter - Google Patents

Abstract

The utility model discloses a photovoltaic energy storage inverter in the technical field of photovoltaic energy storage inverters, which comprises: the refrigerator comprises a box body, wherein a refrigerating sheet is arranged on the outer side wall of the box body; the inner circulation box, the inner circulation box sets up on the inner chamber lateral wall of box, the inner circulation box with the refrigeration piece is corresponding, the inner chamber bottom of inner circulation box is provided with the fan, the inner chamber of inner circulation box is provided with the refrigeration board, the refrigeration board with refrigeration piece contact, this kind of photovoltaic energy storage dc-to-ac converter, wherein photovoltaic energy storage dc-to-ac converter includes a box, a refrigeration piece, an inner circulation box and a fan, wherein through the fan with the inside air extraction of box to inner circulation box inner chamber and refrigeration piece contact, cool down the air that enters into the inner circulation box inner chamber through the refrigeration piece, the air after the cooling enters into the inside of box through the inner circulation box and cools down, effectually ensured photovoltaic energy storage dc-to-ac converter's life.

Description

Photovoltaic energy storage inverter

Technical Field

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

Background

The photovoltaic inverter can convert variable direct current voltage generated by a Photovoltaic (PV) solar panel into Alternating Current (AC) with commercial power frequency, can be fed back to a commercial power transmission system or used for an off-grid power grid, is one of important system Balance (BOS) in a photovoltaic array system, can be used with general AC power supply equipment, has special functions matched with the photovoltaic array, such as maximum power point tracking and island effect protection, and is a device capable of converting direct current of the solar panel into alternating current, and can convert electric energy collected by the solar panel into energy required by household power, commercial power or industrial power when illumination is sufficient.

The inside of photovoltaic energy storage dc-to-ac converter installs a large amount of electrical components, in the studio, electrical components can produce a large amount of heat in photovoltaic energy storage dc-to-ac converter's inside, the heat can cause the damage to electrical components, thereby influence photovoltaic energy storage dc-to-ac converter's life, in order to ensure photovoltaic energy storage dc-to-ac converter's life, the inside of photovoltaic energy storage dc-to-ac converter is cooled down to current mode that generally adopts outer circulation, generally, the inside of photovoltaic energy storage dc-to-ac converter is carried out the heat exchange with outside air extraction through the fan in order to reach the purpose of cooling down to photovoltaic energy storage dc-to-ac converter's inside, but, the fan can be with the dust impurity extraction in the air to photovoltaic energy storage dc-to-ac converter's inside when extracting outside air, dust impurity can cause the injury to electrical components equally, so current mode is to add the filter the effect of dust impurity on the fan, but, a fraction dust impurity can only be filtered to the inside of photovoltaic energy storage dc-to-ac converter, although the entering into photovoltaic energy storage dc-to-ac converter's life of dust impurity is little, but the long-term use of photovoltaic energy storage dc-to-ac converter still can store up inside a large amount of dust in photovoltaic energy storage dc-to-ac converter.

Disclosure of Invention

The utility model aims to provide a photovoltaic energy storage inverter, which aims to solve the problems that dust impurities in air are extracted into the photovoltaic energy storage inverter when a fan provided in the background art extracts outside air, and the dust impurities also cause damage to electric elements, so that the conventional mode is to add a filter screen on the fan to achieve the effect of filtering the dust impurities, but the filter screen can only filter part of the dust impurities, and a small part of the dust impurities enter the photovoltaic energy storage inverter, and although the entering amount of the dust impurities is small, the photovoltaic energy storage inverter can store a large amount of dust in the photovoltaic energy storage inverter after long-term use, so that the service life of the photovoltaic energy storage inverter is influenced.

The photovoltaic energy storage inverter comprises a box body, a refrigerating sheet, an inner circulation box and a fan, wherein air in the box body is pumped into the inner cavity of the inner circulation box to be in contact with the refrigerating sheet through the fan, the air entering the inner cavity of the inner circulation box is cooled through the refrigerating sheet, the cooled air enters the inner cavity of the box body through the inner circulation box to cool the inside of the box, and the service life of the photovoltaic energy storage inverter is effectively guaranteed.

An advantage of the present utility model is to provide a photovoltaic energy storage inverter comprising:

the refrigerator comprises a box body, wherein a refrigerating sheet is arranged on the outer side wall of the box body;

the inner circulation box is arranged on the side wall of the inner cavity of the box body, the inner circulation box corresponds to the refrigerating sheet, and a fan is arranged at the bottom of the inner cavity of the inner circulation box.

In order to achieve at least one of the advantages of the utility model, a sealing frame is arranged at the opening of the front side wall of the box body.

In order to achieve at least one of the above advantages of the present utility model, the inner chamber of the inner circulation tank is provided with a refrigeration plate, and the refrigeration plate is in contact with the refrigeration sheet.

In order to achieve at least one of the above advantages of the present utility model, the top of the refrigeration plate is provided with air holes, and the air holes penetrate through the bottom of the refrigeration plate.

In order to achieve at least one of the above advantages of the present utility model, the bottom of the case is provided with a lifting mechanism, the lifting mechanism comprises a bottom plate, a mounting case and a lifting bracket assembly, the mounting case is arranged at the upper end of the bottom plate, and the lifting bracket assembly is arranged between the bottom plate and the mounting case.

In order to achieve at least one advantage of the utility model, the top of the bottom plate is provided with a bottom box in a opposite supporting way, the end part of the bottom box is provided with a first mounting hole, and the first mounting hole penetrates through the other end part of the bottom box.

In order to achieve at least one advantage of the utility model, the installation boxes are symmetrically arranged at the bottom of the box body, the installation boxes correspond to the bottom box, the end parts of the installation boxes are provided with second installation holes, and the second installation holes penetrate through the other end parts of the installation boxes.

In order to achieve at least one of the above advantages of the present utility model, the lifting bracket assembly includes a lower supporting mechanism and an upper supporting mechanism, wherein the lower supporting mechanism is disposed at an upper end of the upper supporting mechanism, and the lower supporting mechanism is connected with the upper supporting mechanism.

In order to achieve at least one of the above advantages of the present utility model, the lower support mechanism includes a first polish rod, a first sliding seat, a first fixing seat, a first connecting seat and a lifting bracket, wherein the first polish rod is arranged on the bottom box through the first mounting hole, the first sliding seat is arranged on the circumferential outer side wall of the first polish rod, the first fixing seat is arranged on one end of the circumferential outer side wall of the first polish rod far away from the first sliding seat, the first connecting seat is respectively arranged on the tops of the first sliding seat and the first fixing seat, and the lifting bracket is connected with the first connecting seat;

the upper supporting mechanism comprises a second polish rod, a screw rod, a second sliding seat, a second fixing seat, a second connecting seat and an inner hexagonal groove, wherein the second polish rod and the screw rod are arranged on the mounting box through second mounting holes, the second sliding seat is arranged on the circumferential outer side wall of the second polish rod and the screw rod, the second fixing seat is arranged on the circumferential outer side wall of the second polish rod and is far away from one end of the second sliding seat, the second connecting seats are respectively arranged on the bottoms of the second sliding seat and the second fixing seat, the second connecting seat is far away from one end of the first connecting seat on the lifting support, and the inner hexagonal groove is formed in the end of the screw rod.

In order to achieve at least one advantage of the utility model, a box door is arranged at the opening of the front side wall of the box body, a handle is arranged at the edge of one side of the box door, which is far away from the box body, and an ultrasonic receiver is arranged at one side of the box door, which faces the box body.

Compared with the prior art, the utility model has the beneficial effects that: this kind of photovoltaic energy storage dc-to-ac converter, wherein photovoltaic energy storage dc-to-ac converter includes a box, a refrigeration piece, an inner loop case and a fan, wherein through the fan with the inside air extraction of box to inner loop case inner chamber and refrigeration piece contact, cool down through the refrigeration piece to the air that enters into the inner loop case inner chamber, the air after cooling enters into the inner chamber of box through the inner loop case and cools down the inside of incasement, the effectual life who ensures photovoltaic energy storage dc-to-ac converter.

Drawings

FIG. 1 shows a schematic diagram of the structure of the present utility model;

FIG. 2 shows a schematic view of the internal circulation tank structure of the present utility model;

FIG. 3 shows a schematic view of the inventive case and lifting mechanism arrangement;

FIG. 4 shows a schematic view of the structure of the lifting mechanism of the utility model;

FIG. 5 shows a schematic view of the mounting box and floor arrangement of the present utility model;

FIG. 6 shows a schematic view of the lifting support assembly of the present utility model;

fig. 7 shows a schematic view of the door and ultrasonic receiver arrangement of the present utility model.

In the figure: 100 box bodies, 110 refrigerating sheets, 120 sealing frames, 200 inner circulation boxes, 210 fans, 220 refrigerating plates, 221 air holes, 300 lifting mechanisms, 310 bottom plates, 311 bottom boxes, 312 first mounting holes, 320 mounting boxes, 321 second mounting holes, 330 lifting support assemblies, 331 lower supporting mechanisms, 331-1 first polished rods, 331-2 first sliding seats, 331-3 first fixed seats, 331-4 first connecting seats, 331-5 lifting supports, 332 upper supporting mechanisms, 332-1 second polished rods, 332-2 screw rods, 332-3 second sliding seats, 332-4 second fixed seats, 332-5 second connecting seats, 332-6 inner hexagonal grooves, 400 box doors, 410 handles and 420 ultrasonic receivers.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Referring to fig. 1-2, a photovoltaic energy storage inverter according to a preferred embodiment of the present utility model comprises: the refrigerator comprises a refrigerator body 100 and an inner circulation box 200, wherein a refrigerating sheet 110 is arranged on the outer side wall of the refrigerator body 100, the inner circulation box 200 is arranged on the inner cavity side wall of the refrigerator body 100, the inner circulation box 200 corresponds to the refrigerating sheet 110, a fan 210 is arranged at the bottom of the inner cavity of the inner circulation box 200, mounting grooves are formed in the left side wall and the right side wall of the refrigerator body 100, the refrigerating sheet 110 is inlaid in the mounting grooves, the refrigerating sheet 110 is detachably mounted in the mounting grooves through bolts, sealing treatment is carried out between the refrigerating sheet 110 and the mounting grooves, the cold end on the refrigerating sheet 110 is arranged in the inner cavity of the refrigerator body 100, the hot end on the refrigerating sheet 110 is arranged outside the refrigerator body 100 and exchanges heat with external air, the inner circulation box 200 is formed by welding three metal plates, the inner circulation box 200 is arranged in a semi-surrounding shape, the number of the inner circulation box 200 is two, the inner circulation box 200 is detachably mounted on the left side wall and the right side wall of the inner cavity of the refrigerator body 100 through bolts, the inner circulation box 200 and the box body 100 are sealed, the inner cavity of the inner circulation box 200 corresponds to the cold end on the refrigerating sheet 110, the fan 210 is detachably arranged at the bottom of the inner cavity of the inner circulation box 200 through bolts, the inner cavity of the inner circulation box 200 is communicated with the inner cavity of the box body 100, when the inner circulation box is particularly used, hot air in the inner cavity of the box body 100 is pumped into the inner cavity of the inner circulation box 200 through the fan 210, the hot air entering the inner cavity of the inner circulation box 200 is cooled through the refrigerating sheet 110, the cooled air is discharged from the top of the inner circulation box 200 to the inner cavity of the box body 100 under the driving of the fan 210, electric elements arranged in the inner cavity of the box body 100 are cooled, the inner cavity of the box body 100 is cooled through an inner circulation mode, the air does not need to be pumped from outside to enter the inner cavity of the box body 100, the situation that dust impurities in the air and moisture in the air enter the inner cavity of the box body 100 to damage electric elements mounted in the inner cavity of the box body 100 is avoided, the inner cavity of the box body 100 is cooled, meanwhile, the situation that the dust impurities in the air and the moisture enter the inner cavity of the box body 100 to damage the electric elements is avoided, and the service life of the photovoltaic energy storage inverter is guaranteed;

referring to fig. 1-2, the inner cavity of the inner circulation box 200 is provided with a refrigeration plate 220, the refrigeration plate 220 is in contact with a refrigeration sheet 110, an air hole 221 is formed in the top of the refrigeration plate 220, the air hole 221 penetrates through the bottom of the refrigeration plate 220, in order to avoid the situation that the air cannot be effectively cooled to influence the cooling effect of the inner cavity of the box body 100, the utility model also provides the refrigeration plate 220, the refrigeration plate 220 is uniformly arranged in the inner cavity of the inner circulation box 200 through bolts, the refrigeration plate 220 is made of a high heat conduction material, the refrigeration plate 220 is in contact with the cold end on the refrigeration sheet 110, the refrigeration plate 220 is cooled through the refrigeration sheet 110, the air hole 221 is uniformly formed at the top of the refrigeration plate 220, the air hole 221 vertically penetrates through the bottom of the refrigeration plate 220, in particular use, hot air in the inner cavity of the box body 100 is pumped into the inner cavity of the inner circulation box 200 through a fan 210, the air penetrates through the refrigeration plate 220, and when the air passes through the air hole 221, the air hole 221 and performs heat exchange with the refrigeration plate 220, the air after heat exchange is discharged into the inner cavity of the box body 100 through the top opening of the inner cavity of the inner circulation box 200, the inner cavity of the box 100 is cooled to reduce the temperature of the inner cavity of the box body 100, the cooling effect of the air is guaranteed, and the cooling effect of the air can be sufficiently cooled through the inner cavity of the inner cavity 100;

referring to fig. 1, 3 and 7, a sealing frame 120 is disposed at an opening of a front side wall of a box body 100, a box door 400 is disposed at the opening of the front side wall of the box body 100, a handle 410 is disposed at an edge of one side of the box door 400 away from the box body 100, an ultrasonic receiver 420 is disposed at one side of the box door 400 facing the box body 100, the box door 400 is mounted at the opening of the front side wall of the box body 100 through a hinge, a door lock is mounted at one side of the box door 400 away from the hinge, the door 400 is fixed on the front side wall of the box body 100 through the door lock, a sealing rubber strip is inlaid at one side of the sealing frame 120 facing the box door 400, when the box door 400 is closed on the box body 100, the box door 400 is in contact with the sealing frame 120 through the sealing rubber strip, sealing treatment is performed between the box door 400 and the sealing frame 120, damage to electrical elements mounted in the inner cavity of the box body 100 caused by dust impurities in the outside air and humidity in the inner cavity of the box body 100 is avoided, the service life of the photovoltaic inverter is effectively ensured, the service life of the electrical inverter 420 is prolonged, ultrasonic signals are generated when the electrical elements are normally detected by the ultrasonic signals, and ultrasonic signals are generated by the ultrasonic signals and the ultrasonic signals are normally generated by the ultrasonic signals when the ultrasonic signals are normally generated by the electrical elements when the ultrasonic signals are normally detected by the electrical elements are detected when the electrical elements are detected by the ultrasonic signals;

referring to fig. 1 and 3-6, a lifting mechanism 300 is disposed at the bottom of the box 100, the lifting mechanism 300 includes a bottom plate 310, a mounting box 320 and a lifting support assembly 330, the mounting box 320 is disposed at the upper end of the bottom plate 310, the lifting support assembly 330 is disposed between the bottom plate 310 and the mounting box 320, a bottom box 311 is disposed at the top of the bottom plate 310 in a supported manner, a first mounting hole 312 is disposed at the end of the bottom box 311, the first mounting hole 312 penetrates through the other end of the bottom box 311, the mounting box 320 is symmetrically disposed at the bottom of the box 100, the mounting box 320 corresponds to the bottom box 311, a second mounting hole 321 is disposed at the end of the mounting box 320, the second mounting hole 321 penetrates through the other end of the mounting box 320, the lifting support assembly 330 includes a lower support 331 and an upper support 332, the lower support 331 is disposed at the upper end of the upper support 332, the lower support 331 is connected to the upper support 331, the lower support 331 includes a first polished rod 331-1, a first sliding seat 331-2, a first fixing seat 331-3, a first connecting seat 331-4 and a lifting support 331-5 are disposed at the outer circumference of the first polished rod 331-1 and the first sliding seat 331-2-4, the first connecting seat 331-5 is disposed at the outer circumference of the first connecting seat 331-1-2-4 and the first sliding seat 331-4-5, the first connecting seat 331-1-2-4 and the first end 1 is disposed at the first end 2-4 and the first end 2-4 sliding seat 332-2-4, respectively, the upper end of the upper support 331 is disposed at the upper end of the upper support 331 is, and the upper support 331 is connected, the second fixing base 332-4, the second connecting base 332-5 and the inner hexagonal groove 332-6, the second polish rod 332-1 and the screw rod 332-2 are all arranged on the mounting box 320 through the second mounting hole 321, the second sliding base 332-3 is arranged on the circumference outer side wall of the second polish rod 332-1 and the screw rod 332-2, the second fixing base 332-4 is arranged on one end far away from the second sliding base 332-3 on the circumference outer side wall of the second polish rod 332-1 and the screw rod 332-2, the second connecting base 332-5 is respectively arranged at the bottoms of the second sliding base 332-3 and the second fixing base 332-4, the second connecting base 332-5 is connected with one end far away from the first connecting base 331-4 on the lifting bracket 331-5, the inner hexagonal groove 332-6 is arranged at the end part of the screw rod 332-2, the number of the mounting box 320 is two, the mounting boxes 320 are detachably mounted at the bottom of the box body 100 through bolts, the two mounting boxes 320 are symmetrically arranged, two second polish rods 332-1 and a screw rod 332-2 are mounted in each mounting box 320, the two second polish rods 332-1 are symmetrically mounted in the inner cavity of the mounting box 320 through the mounting boxes 320, the second polish rods 332-1 are fixedly connected with the mounting boxes 320, the screw rod 332-2 is arranged on the second mounting holes 321 through bearings, the screw rod 332-2 is movably mounted at the inner side of the mounting boxes 320 through the second mounting holes 321, the screw rod 332-2 is arranged between the two second polish rods 332-1, the second slide seat 332-3 is connected with the second polish rod 332-1 through a linear bearing, the second slide seat 332-3 is connected with the screw rod 332-2 through threaded connection, the second fixing base 332-4 is fixedly installed on the circumferential outer sidewall of the second polish rod 332-1, the second fixing base 332-4 is connected with the screw rod 332-2 through a bearing, the inner hexagonal groove 332-6 is formed at the end part of the screw rod 332-2, the inner hexagonal wrench is inserted into the inner side of the inner hexagonal groove 332-6, the screw rod 332-2 is driven to rotate through the inner hexagonal wrench, the screw rod 332-2 is driven to axially move on the circumferential outer sidewall of the second polish rod 332-1 and the screw rod 332-2 through threaded connection, the second connecting base 332-5 is integrally formed at the bottoms of the second slide base 332-3 and the second fixing base 332-4, the number of the bottom boxes 311 is two, the two bottom boxes 311 are detachably installed at the front end and the rear end of the top of the bottom plate 310 through bolts, the bottom boxes 311 correspond to the installation boxes 320, the bottom box 311 is matched with the mounting box 320, the bottom box 311 can be inserted into the inner side of the mounting box 320, the first polished rod 331-1 is mounted on the inner side of the bottom box 311 through the first mounting hole 312, the first polished rod 331-1 is fixedly connected with the bottom box 311, the first sliding seat 331-2 is mounted on the circumferential outer side wall of the first polished rod 331-1 through a linear bearing, the first sliding seat 331-2 is corresponding to the second sliding seat 332-3, the first fixed seat 331-3 is fixedly mounted on the circumferential outer side wall of the first polished rod 331-1, the first fixed seat 331-3 is corresponding to the second fixed seat 332-4, the first connecting seat 331-4 is integrally formed on the tops of the first polished rod 331-1 and the first sliding seat 331-2, the first connecting seat 331-4 is corresponding to the second connecting seat 332-5, the lifting bracket 331-5 is respectively installed on the first connecting seat 331-4 and the second connecting seat 332-5 through a shaft pin, the lifting bracket 331-5 is movably connected with the first connecting seat 331-4 and the second connecting seat 332-5, in specific use, in an initial state, the top of the bottom plate 310 is contacted with the bottom of the installation box 320, the bottom box 311 is inserted into the inner side of the installation box 320, in the process of installing the box 100, the bottom plate 310 is contacted with the ground, the inner side of the inner hexagonal groove 332-6 is inserted by an inner hexagonal wrench, the screw rod 332-2 is driven to rotate by the inner hexagonal wrench, the second sliding seat 332-3 is driven to move towards the second fixing seat 332-4 through threaded connection, the lifting bracket 331-5 is deformed through the movement of the second sliding seat 332-3, the installation box 320 is driven to be lifted through the deformation of the lifting bracket 331-5, the box 100 is driven to be lifted through the lifting of the installation box 320 until the box 100 is lifted to a specified, the driving of the screw rod 332-2 is notified, the box 100 is installed, the box 100 is not required to be installed, or the crane is convenient to install the box 100 by means of the lifting crane, and the height of the box 100 is not required to be adjusted.

It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The advantages of the present utility model have been fully and effectively realized. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.

Claims (10)

1. A photovoltaic energy storage inverter, characterized in that: comprising the following steps:

the refrigerator comprises a box body (100), wherein a refrigerating sheet (110) is arranged on the outer side wall of the box body (100);

the inner circulation box (200), the inner circulation box (200) is arranged on the inner cavity side wall of the box body (100), the inner circulation box (200) corresponds to the refrigerating sheet (110), and a fan (210) is arranged at the bottom of the inner cavity of the inner circulation box (200).

2. A photovoltaic energy storage inverter according to claim 1, characterized in that: a sealing frame (120) is arranged at the opening of the front side wall of the box body (100).

3. A photovoltaic energy storage inverter according to claim 2, characterized in that: the inner cavity of the inner circulation box (200) is provided with a refrigeration plate (220), and the refrigeration plate (220) is in contact with the refrigeration piece (110).

4. A photovoltaic energy storage inverter according to claim 3, characterized in that: an air hole (221) is formed in the top of the refrigeration plate (220), and the air hole (221) penetrates through the bottom of the refrigeration plate (220).

5. The photovoltaic energy storage inverter of claim 4 wherein: the bottom of box (100) is provided with elevating system (300), elevating system (300) include bottom plate (310), install case (320) and lifting support assembly (330), install case (320) set up the upper end of bottom plate (310), lifting support assembly (330) set up between bottom plate (310) and install case (320).

6. The photovoltaic energy storage inverter of claim 5 wherein: the top of bottom plate (310) is to propping and is provided with base box (311), first mounting hole (312) have been seted up to the tip of base box (311), first mounting hole (312) run through the other tip of base box (311).

7. The photovoltaic energy storage inverter of claim 6 wherein: the installation box (320) is symmetrically arranged at the bottom of the box body (100), the installation box (320) corresponds to the bottom box (311), a second installation hole (321) is formed in the end portion of the installation box (320), and the second installation hole (321) penetrates through the other end portion of the installation box (320).

8. The photovoltaic energy storage inverter of claim 7 wherein: the lifting support assembly (330) comprises a lower supporting mechanism (331) and an upper supporting mechanism (332), wherein the lower supporting mechanism (331) is arranged at the upper end of the upper supporting mechanism (332), and the lower supporting mechanism (331) is connected with the upper supporting mechanism (332).

9. The photovoltaic energy storage inverter of claim 8 wherein: the lower supporting mechanism (331) comprises a first polished rod (331-1), a first sliding seat (331-2), a first fixed seat (331-3), a first connecting seat (331-4) and a lifting support (331-5), wherein the first polished rod (331-1) is arranged on the bottom box (311) through a first mounting hole (312), the first sliding seat (331-2) is arranged on the circumferential outer side wall of the first polished rod (331-1), the first fixed seat (331-3) is arranged on the circumferential outer side wall of the first polished rod (331-1) and far away from one end of the first sliding seat (331-2), the first connecting seat (331-4) is respectively arranged at the tops of the first sliding seat (331-2) and the first fixed seat (331-3), and the lifting support (331-5) is connected with the first connecting seat (331-4);

the upper supporting mechanism (332) comprises a second polish rod (332-1), a screw rod (332-2), a second sliding seat (332-3), a second fixing seat (332-4), a second connecting seat (332-5) and an inner hexagonal groove (332-6), wherein the second polish rod (332-1) and the screw rod (332-2) are arranged on the mounting box (320) through second mounting holes (321), the second sliding seat (332-3) is arranged on the circumferential outer side wall of the second polish rod (332-1) and the screw rod (332-2), the second fixing seat (332-4) is arranged on the circumferential outer side wall of the second polish rod (332-1) and the screw rod (332-2) and is far away from one end of the second sliding seat (332-3), the second connecting seat (332-5) is arranged on the bottom of the second sliding seat (332-3) and the second fixing seat (332-4), and the second connecting seat (332-5) is far away from one end of the screw rod (332-4) on the first connecting seat (331-2).

10. The photovoltaic energy storage inverter of claim 9 wherein: the novel ultrasonic box is characterized in that a box door (400) is arranged at the opening of the front side wall of the box body (100), a handle (410) is arranged at the edge of one side, far away from the box body (100), of the box door (400), and an ultrasonic receiver (420) is arranged on one side, facing the box body (100), of the box door (400).