CN220087141U

CN220087141U - Inverter shell

Info

Publication number: CN220087141U
Application number: CN202320998265.XU
Authority: CN
Inventors: 杨江龙; 李琪; 王亮; 陈晓东; 薛标文; 王悦霖; 陆歆; 王晋; 吴海瑞; 李鹏慧; 尚云辉
Original assignee: Shanghai Electric Power Design Institute Co Ltd
Current assignee: Shanghai Electric Power Design Institute Co Ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-11-24
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses an inverter shell, which comprises a box body, a box door and a baffle plate, wherein a wire inlet hole is formed in the bottom end of the box body, the box door is arranged on one side of the box body, an observation window is fixed in the box door, ventilation structures are arranged on two sides of the box body, the baffle plate is fixed in the box body, a mounting structure is arranged on one side of the box body, electronic components are arranged in the box body, the mounting structure comprises a mounting groove, a mounting block, a fixing plate, an eccentric wheel, a connecting rod and a pressing plate, the mounting block is fixed on one side of the box body, and the mounting groove is sleeved on the outer side of the mounting block. According to the utility model, the inclined plate is used for filtering air passing through the baffle, and falling rainwater is not easy to enter the radiating holes of the baffle, so that the air inlet dustproof function of the device is realized, the air entering the device is convenient to filter, wind and sand are prevented from entering the device, meanwhile, the rainwater is prevented from entering the radiating holes, and the functionality of the device is enhanced.

Description

Inverter shell

Technical Field

The utility model relates to the technical field of inverters, in particular to an inverter shell.

Background

The photovoltaic power generation system consists of a photovoltaic module, an inverter, an on-site boosting box transformer and other equipment, wherein the inverter converts the direct current of the photovoltaic into alternating current with the same frequency and phase as the power grid, the alternating current is boosted and then is integrated into the power grid, and an inverter shell is required to be used for supporting and protecting an inverter bridge, control logic and a filter circuit in the process of assembly of the inverter, so that a good working environment is provided for the inverter, and normal operation of the inverter is ensured;

chinese patent grant publication No. CN 108054934A, publication day 2018, month 05 and 18, discloses an inverter housing structure, and belongs to the technical field of inverter equipment manufacturing. It has solved prior art design irrational scheduling problem. This dc-to-ac converter shell structure includes the casing body, the casing body separates the control chamber that establishes the control module in being used for depositing the dc-to-ac converter and is used for depositing the total contravariant chamber of first contravariant module and second contravariant module in the dc-to-ac converter through the electromagnetic shield board that transversely is equipped with along it, separate the total contravariant chamber through two division boards that set up in parallel along the longitudinal direction of casing body in the total contravariant chamber and establish to adjacent first contravariant chamber in proper order, cooling chamber and second contravariant chamber, first contravariant intracavity is used for setting up first contravariant module etc.. The inverter shell structure has the advantages that: the cooling cavity improves the space for installing the cooling module in the inverter, and provides the guarantee of the installation space for installing the cooling module with good cooling effect;

the prior technical proposal has the following defects: when the device is used, the defect of poor dustproof effect exists, and as the inverter matched with the photovoltaic power generation system is usually directly placed in the open air environment, external rainwater and wind sand are led to enter the device through the radiating holes of the device easily, the normal use of electronic components in the device is influenced, and the service life of the device is influenced.

Disclosure of Invention

First, the technical problem to be solved

The present utility model is directed to an inverter housing, which solves the above-mentioned problems.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an inverter casing, includes box, chamber door and baffle, the entrance hole has been seted up to the inside of box bottom, the chamber door is installed to one side of box, the inside of chamber door is fixed with the observation window, the both sides of box all are provided with ventilation structure, the inside of box is fixed with the baffle, one side of box is provided with mounting structure, the internally mounted of box has electronic components, mounting structure includes mounting groove, installation piece, fixed plate, eccentric wheel, connecting rod and clamp plate, the one side at the box is fixed to the installation piece, the outside cover of installation piece is equipped with the mounting groove.

Preferably, a fixing plate is fixed on one side of the mounting groove, a connecting rod is inserted into the fixing plate, an eccentric wheel is hinged to one side of the connecting rod, and a pressing plate is fixed on the other side of the connecting rod. The installation block is aligned and inserted into the installation groove, the eccentric wheel is pressed, the pressing plate presses the installation block on the surface of the fixing plate, and the positions of the installation block and the device are fixed.

Preferably, a rotating structure is formed between the eccentric wheel and the connecting rod, and the connecting rod extends to the inside of the mounting block and is connected with the pressing plate.

Preferably, a sliding structure is formed between the mounting block and the mounting groove, and a welding integrated structure is formed between the mounting block and the box body.

Preferably, the ventilation structure comprises a baffle, inclined plates, a filter screen and a barrier, wherein the baffle is fixed on two sides of the box body, and the inclined plates are fixed on one side of the baffle. Air passing through the baffle is filtered through the inclined plate, and meanwhile falling rainwater is not easy to enter the radiating holes of the baffle through the inclined plate.

Preferably, a filter screen is arranged on the other side of the baffle plate, and a barrier is arranged on one side of the filter screen.

Preferably, the inclined plates are arranged on one side of the baffle plate, and the inclined plates are distributed on one side of the baffle plate at equal intervals.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that: the inverter shell has reasonable structure and has the following advantages:

(1) The air passing through the baffle is filtered through the inclined plate, and meanwhile, falling rainwater is not easy to enter the radiating holes of the baffle by the inclined plate, so that the air inlet dustproof function of the device is realized, the air entering the device is convenient to filter, wind sand is prevented from entering the device, meanwhile, the rainwater does not enter the radiating holes, and the functionality of the device is enhanced;

(2) Through aiming at the installation block and inserting the inside of the installation groove, the eccentric wheel is pressed, the pressing plate presses the installation block on the surface of the fixed plate, and the installation block and the position of the device are fixed, so that the quick loading and unloading function of the device is realized, the device is convenient to quickly load and unload, the device is convenient to take down by a worker for maintenance, and the convenience of the device is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic three-dimensional structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic side view of a mounting structure according to the present utility model

Fig. 5 is an enlarged partial sectional view of fig. 2 a according to the present utility model.

Reference numerals in the drawings illustrate: 1. a case; 2. a wire inlet hole; 3. a door; 4. an observation window; 5. a ventilation structure; 501. a baffle; 502. a sloping plate; 503. a filter screen; 504. a barrier; 6. a partition plate; 7. an electronic component; 8. a mounting structure; 801. a mounting groove; 802. a mounting block; 803. a fixing plate; 804. an eccentric wheel; 805. a connecting rod; 806. and (5) pressing plates.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-5, the inverter housing provided by the utility model comprises a housing 1, a housing door 3 and a partition plate 6, wherein a wire inlet hole 2 is formed in the bottom end of the housing 1, the housing door 3 is mounted on one side of the housing 1, an observation window 4 is fixed in the housing door 3, ventilation structures 5 are arranged on two sides of the housing 1, the partition plate 6 is fixed in the housing 1, a mounting structure 8 is arranged on one side of the housing 1, an electronic component 7 is mounted in the housing 1, the mounting structure 8 comprises a mounting groove 801, a mounting block 802, a fixing plate 803, an eccentric wheel 804, a connecting rod 805 and a pressing plate 806, the mounting block 802 is fixed on one side of the housing 1, the mounting groove 801 is sleeved with the mounting groove 801, the fixing plate 803 is fixed on one side of the mounting groove 801, the connecting rod 805 is inserted in the interior of the fixing plate 803, the eccentric wheel 804 is hinged on one side of the connecting rod 805, the other side of the connecting rod 805 is fixed with the pressing plate 806, the eccentric wheel 804 and the connecting rod 805 form a rotating structure, the connecting rod 805 extends to the interior of the mounting block 802 and the pressing plate 806, the mounting block 802 is connected, the mounting block 802 and the mounting block 802 form a sliding structure, and the mounting structure 1 is welded integrally.

The inverter housing operating principle based on the first embodiment is: by welding the fixing plate 803 to the mounting bracket, then holding the device to align and insert the mounting block 802 into the mounting groove 801, placing the device on one side of the mounting bracket, by pressing the eccentric 804, causing the eccentric 804 to move rightward by pulling the pressing plate 806 via the connecting rod 805, while the pressing plate 806 presses the mounting block 802 against the surface of the fixing plate 803, fixing the positions of the mounting block 802 and the device.

Example two

The embodiment comprises the following steps: the ventilation structure 5 includes baffle 501, swash plate 502, filter screen 503 and barrier 504, and baffle 501 is fixed in the both sides of box 1, and one side of baffle 501 all is fixed with swash plate 502, and the opposite side of baffle 501 is provided with filter screen 503, and one side of filter screen 503 is provided with barrier 504, and swash plate 502 is provided with a plurality of groups in one side of baffle 501, and a plurality of groups swash plate 502 are equidistant distribution in one side of baffle 501.

In this embodiment, the air flow enters the interior of the device through the baffle 501 and the barrier 504, so as to dissipate heat of the electronic components 7 in the device, and meanwhile, the inclined plate 502 filters air passing through the baffle 501 to block dust from entering the interior of the device, and the inclined plate 502 shields the heat dissipation holes on the surface of the baffle 501, so that falling rainwater is not easy to enter the heat dissipation holes of the baffle 501.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides an inverter casing, includes box (1), chamber door (3) and baffle (6), its characterized in that: the inside of box (1) bottom has been seted up inlet wire hole (2), chamber door (3) are installed to one side of box (1), the inside of chamber door (3) is fixed with observation window (4), the both sides of box (1) all are provided with ventilation structure (5), the inside of box (1) is fixed with baffle (6), one side of box (1) is provided with mounting structure (8), the internally mounted of box (1) has electronic components (7), mounting structure (8) include mounting groove (801), installation piece (802), fixed plate (803), eccentric wheel (804), connecting rod (805) and clamp plate (806), one side at box (1) is fixed to installation piece (802), the outside cover of installation piece (802) is equipped with mounting groove (801).

2. An inverter housing according to claim 1, wherein: one side of mounting groove (801) is fixed with fixed plate (803), the inside of fixed plate (803) is inserted and is equipped with connecting rod (805), one side of connecting rod (805) articulates has eccentric wheel (804), the opposite side of connecting rod (805) is fixed with clamp plate (806).

3. An inverter housing according to claim 1, wherein: a rotating structure is formed between the eccentric wheel (804) and the connecting rod (805), and the connecting rod (805) extends to the inside of the mounting block (802) to be connected with the pressing plate (806).

4. An inverter housing according to claim 1, wherein: a sliding structure is formed between the mounting block (802) and the mounting groove (801), and a welding integrated structure is formed between the mounting block (802) and the box body (1).

5. An inverter housing according to claim 1, wherein: the ventilation structure (5) comprises a baffle (501), an inclined plate (502), a filter screen (503) and a barrier (504), wherein the baffle (501) is fixed on two sides of the box body (1), and the inclined plate (502) is fixed on one side of the baffle (501).

6. An inverter housing according to claim 5, wherein: the other side of baffle (501) is provided with filter screen (503), one side of filter screen (503) is provided with barrier (504).

7. An inverter housing according to claim 5, wherein: the inclined plates (502) are arranged on one side of the baffle plate (501), and the inclined plates (502) are distributed at equal intervals on one side of the baffle plate (501).