CN217643177U

CN217643177U - Shell structure of inverter

Info

Publication number: CN217643177U
Application number: CN202221371454.6U
Authority: CN
Inventors: 姚中荣; 张建军; 张晋霞
Original assignee: Chongqing Geshang New Energy Co ltd
Current assignee: Chongqing Geshang New Energy Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-10-21
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a shell structure of dc-to-ac converter, including being pipy shell body, the shell body left and right sides is equipped with the mounting panel corresponding with the shell body left and right sides, the shell body includes two casings that the opening of rotational symmetry is relative, the casing includes two blocks of curb plates that the both sides limit set up respectively perpendicularly, wherein the horizontal border of a curb plate is equipped with the bar boss, the horizontal border of another curb plate is equipped with the bar draw-in groove, the bar boss that is located on one of them casing corresponds and cooperates two casing locks of messenger and form shell body each other with the bar draw-in groove that is located on another casing, the internal lateral wall of casing is equipped with the bar fixed part, the both ends of bar fixed part are equipped with the screw thread section, the mounting panel is equipped with the fixed orifices corresponding with the screw thread section, the mounting panel is equipped with the fixed bolt on being fixed in shell body with the mounting panel with screw thread section screw-thread fit. The utility model provides a current dc-to-ac converter shell dismantle with the inconvenient problem of installation.

Description

Shell structure of inverter

Technical Field

The utility model relates to an inverter field, concretely relates to shell structure of inverter.

Background

The inverter is a converter which converts direct current electric energy (batteries and storage batteries) into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit. The multifunctional electric grinding wheel is widely applicable to air conditioners, home theaters, electric grinding wheels, electric tools, sewing machines, DVDs, VCDs, computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting and the like. The existing inverter shell is mostly of an upper asymmetric structure and a lower asymmetric structure or an integrated structure, and if the inverter needs to be maintained, the disassembly and the assembly are extremely inconvenient, so that the inverter shell structure capable of being quickly disassembled and assembled needs to be provided.

Disclosure of Invention

The utility model provides a shell structure of dc-to-ac converter has solved the current dc-to-ac converter shell and has dismantled and install inconvenient asking.

The utility model provides a shell structure of dc-to-ac converter, includes the tubulose shell body that length extends along left right direction, both ends correspondence is equipped with the mounting panel about the shell body, it is further, the shell body includes two casings that the opening is relative of rotational symmetry, the casing includes two blocks of curb plates that both sides limit perpendicular setting respectively, one of them the horizontal border of curb plate is equipped with the bar boss, another the horizontal border of curb plate is equipped with the bar draw-in groove, is located one of them on the casing the bar boss with be located another on the casing the bar draw-in groove corresponds the cooperation each other, makes two casing lock forms shell body, the casing inside wall is equipped with the bar fixed part that length extends along left right direction, the both ends of bar fixed part are equipped with the inside screw thread section of level, the mounting panel be equipped with pass the fixed orifices corresponding fixed orifices of screw thread section, the mounting panel be equipped with screw thread section screw-thread fit will the mounting panel is fixed in fixing bolt on the shell body.

Further, the top surface of bar fixed part is equipped with the bar fixed slot that is used for installing the circuit board.

Furthermore, the outer side wall of the shell is provided with a heat dissipation groove.

Furthermore, an anti-slip strip with an arc-shaped cross section is arranged in the heat dissipation groove.

Furthermore, an exhaust port for installing an exhaust fan is arranged on the mounting plate on one side, and an air inlet is arranged on the mounting plate on the other side.

Further, the air inlet is provided with a dust cover.

The beneficial effects of the utility model are that, because be located two of top, below the casing each other is rotational symmetry, just two of casing be equipped with on the curb plate respectively the bar boss with bar draw-in groove, two the inside wall of casing all is equipped with the bar fixed part, just the both ends of bar fixed part all are equipped with and are used for fixing the mounting panel the screw thread section sets up like this, two the casing need not to go up or down when dismantling and installing, the rethread the screw thread section is right also with two when the mounting panel is fixed the casing is fixed, has reduced the fixed part on the dc-to-ac converter shell like this, makes shell structure is simpler, has made things convenient for the dismantlement and the installation of dc-to-ac converter.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a front cross-sectional view of the present invention;

fig. 5 is a side view of the present invention;

fig. 6 is an enlarged view of a portion C in fig. 1.

In the figure: 1-mounting a plate; 2-a shell; 201-side plate; 3-a strip-shaped boss; 4-strip-shaped clamping grooves; 5-a strip-shaped fixing part; 6-bar-shaped fixing grooves; 7-a thread section; 8-fixing the bolt; 9-a heat dissipation groove; 10-anti-slip strips; 11-exhaust port; 12-an air inlet; 13-dust cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1-6, a housing structure of an inverter includes a tubular housing body having a length extending along a left-right direction, the housing body is correspondingly provided with mounting plates 1 at left and right ends thereof, preferably, the housing body includes two shells 2 having two opposite openings and being rotationally symmetric, each shell 2 includes two side plates 201 having two sides respectively and vertically disposed, a horizontal edge of one side plate 201 is provided with a bar-shaped boss 3, a horizontal edge of the other side plate 201 is provided with a bar-shaped slot 4, the bar-shaped boss 3 on one of the shells 2 and the bar-shaped slot 4 on the other shell 2 are correspondingly matched with each other, so that the two shells 2 are fastened to form a housing body, a bar-shaped fixing portion 5 having a length extending along a left-right direction is disposed on an inner side wall of the shell 2, two end portions of the bar-shaped fixing portion 5 are provided with thread segments 7 extending horizontally, the mounting plate 1 is provided with fixing holes corresponding to the thread segments 7, and the mounting plate 1 is provided with fixing bolts 8 passing through the fixing holes and being screwed to fix the mounting plate 1 to the housing body with the thread segments 7. The benefit that sets up like this lies in, when assembling housing body, only need constitute housing body with 2 locks of two casings after the installation circuit board on the bar fixed part 5 of arbitrary one casing 2's inside wall, and the screw thread section 7 that the both ends of bar fixed slot 6 on the rethread bar fixed part 5 set up comes to fix mounting panel 1 on housing body's the opening of left and right sides, makes its convenience of assembly of dc-to-ac converter quicker.

Preferably, a top surface of the bar fixing part 5 is provided with a bar fixing groove 6 for mounting a circuit board. For mounting the circuit board inside the inverter and the electronic components.

Preferably, the outer side wall of the shell 2 is provided with a heat dissipation groove 9. The radiating effect of the inverter during use is enhanced.

Preferably, the heat dissipation groove 9 is provided with an anti-slip strip 10 with an arc-shaped cross section. In locating the radiating groove 9 with antislip strip 10, guaranteed the roughness of shell body lateral wall, both antiskid and comfort level when making to take or install, and establish antislip strip 10 into the arc, the comfort level when further having increased and taking or installing.

Preferably, the mounting plate 1 at one end is provided with an exhaust port 11 for mounting an exhaust fan, and the mounting plate 1 at the other end is provided with an intake port 12. The provision of the air inlet 12 and the air outlet 11 enables better circulation of air, further enhancing the heat dissipation effect of the inverter.

Preferably, the air inlet 12 is provided with a dust cover 13. The provision of the dust cover 13 can prevent dust from entering the inside of the inverter.

The utility model discloses a concrete embodiment lies in, when assembling shell body, only need constitute shell body with 2 locks of two casings after the installation circuit board on the bar fixed part 5 of arbitrary one casing 2's inside wall, the screw thread section 7 that the both ends of bar fixed slot 6 on the rethread bar fixed part 5 set up comes to fix mounting panel 1 on shell body's the opening of left and right sides, makes the assembly of dc-to-ac converter its convenience fast more.

Finally, it is noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a shell structure of dc-to-ac converter, includes the tubulose shell body that length extends along left right direction, both ends correspondence is equipped with mounting panel (1) about the shell body, a serial communication port, the shell body includes two relative casings (2) of opening of rotational symmetry, casing (2) include two blocks of curb plates (201) that both sides limit perpendicular setting respectively, one of them the horizontal border of curb plate (201) is equipped with bar boss (3), another the horizontal border of curb plate (201) is equipped with bar draw-in groove (4), is located one of them on casing (2) bar boss (3) with be located another on casing (2) bar draw-in groove (4) correspond the cooperation each other, make two casing (2) lock forms the shell body, casing (2) inside wall is equipped with length along the bar fixed part (5) that left right direction extends, the both ends of bar fixed part (5) are equipped with the inside thread section (7) of level, mounting panel (1) be equipped with the corresponding fixed orifices of thread section (7), mounting panel (1) be equipped with pass the fixed orifices on the bolt body (8).

2. The case structure of an inverter according to claim 1, wherein a top surface of the bar-shaped fixing portion (5) is provided with a bar-shaped fixing groove (6) for mounting a circuit board.

3. The case structure of an inverter according to claim 1, wherein the case (2) is provided with a heat sink (9) on an outer side wall thereof.

4. The case structure of an inverter according to claim 3, wherein a nonslip strip (10) having an arc-shaped cross section is provided in the heat dissipation groove (9).

5. The exterior structure of an inverter according to claim 1, wherein the mounting plate (1) of one end of the exterior body is provided with an exhaust port (11) for mounting an exhaust fan, and the mounting plate (1) of the other end of the exterior body is provided with an intake port (12).

6. The exterior structure of an inverter according to claim 5, wherein the intake port (12) is provided with a dust cover (13).