Integrated inverter

Abstract

The utility model discloses an integrated inverter, which comprises a shell, a PCBA (printed circuit board assembly), a radiator assembly and an air duct cover plate, and is characterized in that the radiator assembly is of a square structure, and one surface of the radiator assembly is used as a front connecting surface; the air duct cover plate comprises a bottom plate and a wall plate, the bottom plate is fixed to the front connecting face of the radiator assembly, one end of the bottom plate extends out of the radiator assembly to serve as a slotting area, and the wall plate is fixed to the bottom plate and shields three end-to-end side faces of the radiator assembly. The side, facing the slotting area, of the radiator assembly is an opening side defined by the three wall plates, and a through opening is formed in the slotting area. The PCBA assembly is arranged on the face, away from the radiator assembly, of the bottom plate and on the front connecting face of the radiator assembly. A wire of the PCBA assembly extends to the through opening of the slotting area. The shell is an integrated machine shell, is arranged on the face, away from the radiator assembly, of the bottom plate in a covering mode and is fixed to the bottom plate. According to the invention, the inverter is convenient to produce, assemble and maintain.

Description

Technical Field

[0001] This application relates to the field of new energy technologies, and particularly to an integrated inverter. Background Art

[0002] For inverters on the market, due to the large number and complexity of internal wiring, the casing is usually divided into upper and lower casings. When wiring, the upper cover is opened, the relevant wires are sorted out, and then the upper cover is locked. However, opening the cover from the front to wire requires splitting the casing into two large parts, the upper cover and the lower casing, which results in a relatively higher manufacturing cost. Moreover, waterproofing is required between the casings. When the casing is disassembled for LCD maintenance, there is a risk of waterproofing failure during reinstallation.

[0003] Currently, there are also inverters using an integrated casing design, but there is no wiring and wire management area, which makes production and assembly difficult. Therefore, this application proposes a new technical solution. Utility Model Content

[0004] To facilitate the production, assembly, and maintenance of inverters, this application provides an integrated inverter.

[0005] This application provides an integrated inverter, adopting the following technical solution:

[0006] An integrated inverter includes a casing, a PCBA component, and a radiator component, and further includes an air duct cover plate. The radiator component has a cubic structure and one side serves as a positive connection surface;

[0007] The air duct cover plate includes a bottom plate and a wall plate. The bottom plate is fixed on the positive connection surface of the radiator component and one end extends out of the radiator component as a slotted area. The wall plate is fixed on the bottom plate and shields three side surfaces of the radiator component connected end to end;

[0008] The side of the radiator component facing the slotted area is an open side surrounded by three wall plates, and a through hole is opened in the slotted area;

[0009] The PCBA component is arranged on the side of the bottom plate facing away from the radiator component and on the positive connection surface of the radiator component. The wires of the PCBA component extend to the through hole in the slotted area;

[0010] The casing is an integrated casing, and the casing covers the side of the bottom plate facing away from the radiator component and is fixed to the bottom plate;

[0011] A cover plate component is arranged on the side of the bottom plate facing away from the PCBA component. The cover plate component is detachably connected to the bottom plate and closes the through hole in the slotted area.

[0012] Optionally, the cover plate assembly includes a flat plate and a heat dissipation cup, the flat plate is provided with a heat dissipation port, the number of the heat dissipation cups matches the heat dissipation port, and the heat dissipation cups are located on a side of the bottom plate facing the radiator assembly and cover the heat dissipation port.

[0013] Optionally, it also includes a fan bracket and a waterproof fan fixed to the fan bracket, wherein a wire tube connecting the front and back sides is provided on the bottom plate, and the fan bracket is fixed to the opening side surrounded by three wall panels, and the wires of the waterproof fan are inserted into the wire tube and electrically connected to the PCBA assembly, and one end of the wire tube facing away from the PCBA assembly is sealed and connected to the wires of the waterproof fan.

[0014] Optionally, an L-plate is fixed to a side of the base plate facing the radiator assembly, and when the shell is in an installed state, a section of the L-plate blocks the top of the wire tube.

[0015] Optionally, it also includes a display, the front side of the shell is concave to form a mounting groove, the display is fixed in the mounting groove and electrically connected to the PCBA assembly, the front side of the shell is concave to form an embedding groove, the embedding groove is located in front of the mounting groove away from the inner cavity of the integrated casing, the groove area of the embedding groove is larger than the groove area of the mounting groove, a waterproof lens is fixed in the embedding groove, and the waterproof lens covers the display.

[0016] Optionally, the display is a touch display.

[0017] Optionally, the outer wall of at least one of the wall panels is provided with a handle.

[0018] Optionally, a connecting ear is formed on the inner side of one end of the wall plate away from the shell, and a through hole is provided in the connecting ear.

[0019] In summary, the present application includes at least one of the following beneficial technical effects: the inverter is able to retain an integrated casing design, there are no exposed interfaces or connection points on the front of the device, wiring and wire management can be achieved through the openings in the grooved area of the bottom plate, and after completion, it is closed with a cover assembly, so that the waterproof effect is enhanced and production and assembly are relatively more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the overall structure of the present application after partial explosion;

[0021] Figure 2 This is a schematic diagram of the structure of the hidden housing and wiring structure of the present application;

[0022] Figure 3 is a partial exploded schematic diagram of the air duct cover and radiator assembly of the present application;

[0023] Figure 4 It is a schematic diagram of the back structure of this application.

[0024] Description of the reference numerals: 1. housing; 2. PCBA assembly; 3. radiator assembly; 4. air duct cover plate; 41. bottom plate; 411. wire conduit; 42. wall plate; 421. handle; 422. connecting ear; 5. cover plate assembly; 51. flat plate; 52. heat dissipation cup; 6. fan bracket; 7. waterproof fan; 8. L-shaped plate; 9. display; 91. waterproof lens. Detailed implementation manners

[0025] The following will further describe the present application in detail Figures 1-4 in conjunction with the accompanying drawings.

[0026] An embodiment of the present application discloses an integrated inverter.

[0027] Referring to Figures 1-2 , the integrated inverter includes a housing 1, a PCBA assembly 2, a radiator assembly 3 and an air duct cover plate 4.

[0028] In this embodiment, the radiator assembly 3 has a cubic structure, which is at least composed of a plurality of heat dissipation fins combined, and one plate surface of the radiator assembly 3 serves as a positive connection surface.

[0029] The air duct cover plate 4 includes a bottom plate 41 and a wall plate 42. The bottom plate 41 is fixed to the positive connection surface of the radiator assembly 3 by bolts and one end extends out of the radiator assembly 3; a through hole is opened in a section of the bottom plate 41 extending out of the radiator as a slotted area, and another slot is opened in a section of the bottom plate 41 contacting the radiator assembly 3 to reduce unnecessary material loss and contribute to heat dissipation. The PCBA assembly 2 is arranged on the surface of the bottom plate 41 facing away from the radiator assembly 3 and is located in another slot of the non-slotted area of the bottom plate 41.

[0030] Referring to Figure 2 and Figure 3 , the wall plate 42 is fixed to the bottom plate 41 and there are three of them. The side of the radiator assembly 3 facing the slotted area is the open side surrounded by the three wall plates.

[0031] The housing 1 in the present application is an integrated housing, and its bottom plate 41 is fixed on the surface facing away from the radiator assembly 3, and the wire of the PCBA assembly 2 extends to the through hole in the slotted area.

[0032] A cover plate assembly 5 is arranged on the surface of the bottom plate 41 facing away from the PCBA assembly 2. The cover plate assembly 5 is detachably connected to (for example: bolt connection) the bottom plate 41 and closes the through hole in the slotted area.

[0033] According to the above settings, the inverter can retain the integrated housing design, there are no exposed interfaces and connection points on the front of the device, wiring and cable management can be realized through the through hole in the slotted area of the bottom plate 41, and after completion, it is closed with the cover plate assembly 5. Therefore, the waterproof effect is enhanced, and production and assembly are relatively more convenient.

[0034] Referring to Figure 4 , in an embodiment of the present application, the cover plate assembly 5 includes a flat plate 51 and a heat dissipation cup 52. A heat dissipation opening is formed on the flat plate 51, and the heat dissipation openings can be three arranged horizontally; the number of heat dissipation cups 52 matches the heat dissipation openings, and the heat dissipation cups 52 are located on the side of the bottom plate 41 facing the radiator assembly 3 and cover the heat dissipation openings, and the fixing method can be bonding or bolt fixing.

[0035] In an embodiment of the present application, in order to enhance the heat dissipation effect, a fan bracket 6 and a waterproof fan 7 fixed to the fan bracket 6 are further included.

[0036] A wire conduit 411 connecting the front and back sides is formed on the bottom plate 41; the fan bracket 6 is fixed to the opening side surrounded by the three wall plates 42 and the end is bent inward so as to contact the end of the wall plate 42 and be fixed by bolts. The waterproof fans 7 can be three distributed horizontally, and the wires of the waterproof fans 7 pass through the wire conduit 411 and are electrically connected to the PCBA assembly 2. One end of the wire conduit 411 facing away from the PCBA assembly 2 is hermetically connected to the wires of the waterproof fans 7, for example: filled with sealant.

[0037] One end of the above-mentioned wire conduit 411 close to the fan bracket 6 is located at the outer ends of the three waterproof fans 7. Describing in the state where the inverter is erected: the part of the fan bracket 6 below the wire conduit 411 is a grid structure.

[0038] An L-shaped plate 8 is fixed to the side of the bottom plate 41 facing the radiator assembly 3. When the housing 1 is in the installed state, a section of the L-shaped plate 8 blocks above the wire conduit 411.

[0039] The above setting can further reduce the probability of water entering the device interior through the wire conduit 411.

[0040] In an embodiment of the present application, a display 9 is further included; the front surface of the integrated housing is recessed to form an installation groove, and the display 9 is fixed in the installation groove with screws and electrically connected to the PCBA assembly 2. The front surface of the integrated housing is recessed to form an embedding groove, and the embedding groove is located directly in front of the installation groove away from the inner cavity of the integrated housing. The notch area of the embedding groove is larger than the notch area of the installation groove, and a waterproof lens 91 is fixed in the embedding groove, and the waterproof lens covers the display 9.

[0041] Referring to Figure 1 , when replacing the display, only need to first tear off the waterproof lens 91, then use a screwdriver to remove the screws fixing the display, and unplug the terminals of the wire connection of the display 9 to disassemble the display 9; when reinstalling, it can be installed according to the above description. According to the above, the display of the present application is easy to maintain and does not require disassembling the housing to replace the display 9.

[0042] For the convenience of use, the display 9 can be a touch display.

[0043] In one embodiment, a handle 421 is provided on the outer wall of at least one wall panel 42. The handle 421 can be in a hinged connection mode, so as to improve the convenience of taking and carrying while reducing the space occupation during storage and installation.

[0044] Referring to Figure 4 , for the convenience of installing the present application, a connecting ear 422 is formed and connected to the inner side of the end of the wall panel 42 away from the housing, and a through hole is opened in the connecting ear 422. Thus, nails can be driven into the wall, and the present application can be wall-mounted by passing the nails through the through holes in the connecting ears.

[0045] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. An integrated inverter, comprising a housing (1), a PCBA component (2) and a radiator component (3), characterized in that: It also includes an air duct cover plate (4), wherein the radiator assembly (3) is in a cubic structure and one surface serves as a positive connection surface; The air duct cover plate (4) comprises a bottom plate (41) and a wall plate (42); the bottom plate (41) is fixed to the front connection surface of the radiator assembly (3) and one end of the bottom plate extends out of the radiator assembly (3) as a slotted area; the wall plate (42) is fixed to the bottom plate (41) and blocks three side surfaces of the radiator assembly (3) connected end to end; The side of the radiator assembly (3) facing the slotted area is an open side surrounded by three wall panels (42), and the slotted area has a through opening; The PCBA component (2) is arranged on a side of the bottom plate (41) facing away from the heat sink component (3) and on a positive connection surface with the heat sink component (3), and the wires of the PCBA component (2) extend to the opening of the slotted area; The shell (1) is an integrated housing, and the shell (1) is disposed on a side of the bottom plate (41) facing away from the radiator assembly (3) and is fixed to the bottom plate (41); A cover plate assembly (5) is provided on a side of the bottom plate (41) facing away from the PCBA assembly (2); the cover plate assembly (5) is detachably connected to the bottom plate (41) and closes the opening of the slotted area.

2. The integrated inverter according to claim 1, wherein: The cover plate assembly (5) comprises a flat plate (51) and a heat dissipation cup (52); the flat plate (51) is provided with a heat dissipation opening; the number of the heat dissipation cups (52) matches the heat dissipation opening; the heat dissipation cups (52) are located on a side of the bottom plate (41) facing the radiator assembly (3) and cover the heat dissipation opening.

3. The integrated inverter according to claim 1, characterized in that: It also includes a fan bracket (6) and a waterproof fan (7) fixed to the fan bracket (6); a wire tube (411) connecting the front and back sides is provided on the bottom plate (41); the fan bracket (6) is fixed to the side of the opening surrounded by three wall panels (42); the wire of the waterproof fan (7) passes through the wire tube (411) and is electrically connected to the PCBA component (2); and one end of the wire tube (411) facing away from the PCBA component (2) is sealed and connected to the wire of the waterproof fan (7).

4. The integrated inverter according to claim 3, characterized in that: An L-plate (8) is fixed to a side of the bottom plate (41) facing the radiator assembly (3); when the housing (1) is in an installed state, a section of the L-plate (8) blocks the top of the wire tube (411).

5. The integrated inverter according to claim 1, characterized in that: It also includes a display (9), the front surface of the housing (1) is concave to form a mounting groove, the display (9) is fixed in the mounting groove and is electrically connected to the PCBA component (2), the front surface of the housing (1) is concave to form an embedding groove, the embedding groove is located in front of the mounting groove away from the inner cavity of the integrated housing, the groove area of the embedding groove is larger than the groove area of the mounting groove, a waterproof lens (91) is fixed in the embedding groove, and the waterproof lens (91) covers the display (9).

6. The integrated inverter according to claim 5, wherein: The display (9) is a touch display (9).

7. The integrated inverter according to claim 1, characterized in that: The outer wall of at least one of the wall panels (42) is provided with a handle (421).

8. The integrated inverter according to claim 1, wherein: A connecting ear (422) is formed on the inner side of one end of the wall plate (42) away from the shell (1), and a through hole is provided in the connecting ear (422).

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