CN221227357U - Power inverter with heat radiation structure - Google Patents

Abstract

The utility model relates to the technical field of power inverters, in particular to a power inverter with a heat radiation structure, which comprises a box body, wherein an installation plate is fixedly connected to the inner wall of the top of the box body, a rotating motor is installed on the outer wall of one side of the top end of the installation plate, a transmission wheel set is installed on the outer wall of the bottom end of the installation plate, one end of an output shaft of the rotating motor is fixedly connected with the inner wall of one side of the top of the transmission wheel set through a coupler, a cylinder body is fixedly connected to the inner walls of two sides of the bottom of the transmission wheel set, an arc hole I is formed in the outer wall of one side of the cylinder body, and an arc hole II is formed in the outer wall of the other side of the cylinder body; according to the utility model, the opening and closing heat dissipation of the box body is realized through the swivel adjustment of the internal structure, extra use space is not required, the heat dissipation structure is prevented from being knocked and damaged, and the power inverter is closed when heat dissipation is not required, so that dust is effectively prevented from entering, the blockage and the damage of parts are avoided, and the use efficiency of the power inverter is improved.

Description

Power inverter with heat radiation structure

Technical Field

The utility model relates to the technical field of power inverters, in particular to a power inverter with a heat dissipation structure.

Background

The inverter is an electric device capable of converting direct current energy into alternating current, and is composed of an inverter bridge, control logic and a filter circuit, and is widely applicable to air conditioners, home theatres, electric grinding wheels, electric tools, sewing machines and the like.

Through retrieving, the photovoltaic inverter with the heat radiation structure of the prior patent publication No. CN207265877U effectively increases the area of the heat radiation structure outside the box body, greatly improves the heat radiation efficiency of the inverter, and the arc-shaped heat radiation fins can improve the outer surface area of the fins, enhance the heat radiation effect of the fins, improve the heat radiation space, avoid heat aggregation on the fins, improve the air circulation speed between the box body and the outside, increase the heat transfer efficiency and prevent the overhigh temperature in the box.

However, the above patent has certain defects, and when the heat dissipation of the structure is carried out, the external space is occupied, the heat dissipation structure is easy to collide with and be blocked when extending, and the heat dissipation structure cannot be closed when heat dissipation is not needed, so that dust in the air easily enters the internal blocking damage structure, the heat dissipation effect is poor, and the use efficiency of the power inverter is reduced.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a power inverter with a heat dissipation structure, which realizes the opening and closing heat dissipation of a box body through the swivel adjustment of an internal structure, does not occupy extra use space, prevents the heat dissipation structure from being knocked and damaged, and is closed when the heat dissipation is not needed to effectively prevent dust from entering, thereby avoiding the blockage and damage of parts.

The technical solution for realizing the purpose of the utility model is as follows: the utility model provides a power inverter with heat radiation structure, includes the box, the top inner wall fixedly connected with mounting panel of box, one side outer wall on mounting panel top is installed and is rotated the motor, the transmission wheelset is installed to the bottom outer wall of mounting panel, the one end of rotating the motor output shaft passes through shaft coupling and transmission wheelset top one side inner wall fixed connection, the equal fixedly connected with barrel of both sides inner wall of transmission wheelset bottom, arc hole one has all been seted up to one side outer wall of barrel, arc hole two has all been seted up to the opposite side outer wall of barrel, the louvre has all been seted up to the both sides outer wall of box, the mounting hole has been seted up to the top outer wall of mounting panel, radiator fan is installed to the inner wall of mounting hole, the top and the bottom outer wall of barrel all are provided with annular arch.

In some embodiments, a rectangular hole is formed in an outer wall of one side of the top of the box body, an air inlet screen plate is fixedly connected to the inner wall of the rectangular hole, and a filter screen is fixedly connected to the inner wall of the barrel body.

In some embodiments, the first and second arc holes are distributed in staggered arrays, and the heat dissipation holes are distributed in linear arrays, and the heat dissipation holes are matched with the first and second arc holes in size.

In some embodiments, both sides of the box body are arc-shaped, both side outer walls of the top and the bottom of the box body are provided with sliding grooves, and the annular protrusions are slidably connected to the inner walls of the sliding grooves.

In some embodiments, the bottom end outer wall of the cylinder is provided with a supporting rod, the inner walls of the two sides of the bottom of the box body are provided with circular grooves, and the supporting rods are connected to the inner walls of the circular grooves in a sliding mode.

In some embodiments, a relay is mounted on the bottom inner wall of the box, a single-phase transformer is mounted on the top outer wall of the relay, and an inverter is mounted on the top outer wall of the single-phase transformer.

Compared with the prior art, the utility model, its apparent advantage is:

The method comprises the following steps: according to the utility model, the box body, the rotating motor, the transmission wheel set, the barrel and the radiating hole are arranged, after the barrel rotates for one hundred eighty degrees, the first arc hole is aligned with the radiating hole, the first arc hole is consistent with the radiating hole in height, heat is output through the first arc hole and the radiating hole after entering the barrel through the second arc hole, the radiating hole, the first arc hole and the arc Kong Erjun are arranged in an arc shape, the radiating effect is improved, the radiating fan on the mounting plate blows to assist the rapid flow of heat, the opening and closing of the box body is realized through the swivel adjustment of the internal structure, the additional use space is not required, the radiating structure is prevented from being damaged due to collision, dust is effectively prevented from entering when the radiating structure is not required, the blocking and the damage of parts are avoided, and the use efficiency of the power inverter is improved;

And two,: according to the utility model, the support rod, the annular bulge and the filter screen are arranged, so that the support rod at the bottom of the cylinder body supports the cylinder body, the structure is stable, the rotation of the cylinder body is more stable due to the annular bulge, and the filter screen arranged in the cylinder body filters impurities, so that the service life of the power inverter is further prolonged;

The problem of still need occupy outer space when carrying out the heat dissipation of structure, the heat radiation structure is bumped easily and is blocked when stretching out, can not close when not needing the heat dissipation, the dust in the air gets into inside jam very easily and damages the structure, the radiating effect is relatively poor is solved.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic cross-sectional view of an overall structure provided in one embodiment of the present utility model;

FIG. 2 is a schematic view of a mounting plate attachment structure provided in one embodiment of the utility model;

FIG. 3 is a schematic perspective view of a barrel structure provided in an embodiment of the present utility model;

fig. 4 is a schematic cross-sectional view of a barrel structure provided in an embodiment of the present utility model.

Reference numerals illustrate:

1. A case; 2. a rotary motor; 3. a mounting plate; 4. a heat radiation fan; 5. an air inlet screen plate; 6. a transmission wheel set; 7. a heat radiation hole; 8. a cylinder; 9. arc-shaped holes I; 10. arc-shaped holes II; 11. a support rod; 12. a single-phase transformer; 13. a relay; 14. a mounting hole; 15. an annular protrusion; 16. and (3) a filter screen.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a power inverter with a heat dissipation structure through improvement, which comprises the following technical scheme: as shown in fig. 1-4, the novel heat dissipation device comprises a box body 1, wherein the inner wall of the top of the box body 1 is fixedly connected with a mounting plate 3, a rotary motor 2 is mounted on the outer wall of one side of the top end of the mounting plate 3, a transmission wheel set 6 is mounted on the outer wall of the bottom end of the mounting plate 3, one end of an output shaft of the rotary motor 2 is fixedly connected with the inner wall of one side of the top of the transmission wheel set 6 through a coupler, two side inner walls of the bottom of the transmission wheel set 6 are fixedly connected with a barrel 8, one side outer wall of the barrel 8 is provided with an arc-shaped hole I9, the other side outer wall of the barrel 8 is provided with an arc-shaped hole II 10, two side outer walls of the box body 1 are provided with heat dissipation holes 7, the outer wall of the top end of the mounting plate 3 is provided with a mounting hole 14, a heat dissipation fan 4 is mounted on the inner wall of the mounting hole 14, and annular protrusions 15 are arranged on the top and bottom outer walls of the barrel 8.

Further, rectangular holes are formed in the outer wall of one side of the top of the box body 1, the air inlet screen plate 5 is fixedly connected to the inner wall of each rectangular hole, the filter screen 16 is fixedly connected to the inner wall of the cylinder body 8, the first arc holes 9 and the second arc holes 10 are distributed in a staggered array mode, the heat dissipation holes 7 are distributed in a linear array mode, the heat dissipation holes 7 are matched with the first arc holes 9 and the second arc holes 10 in size, and the filter screen 16 arranged inside the cylinder body 8 filters impurities to further prolong the service life of the power inverter.

Further, both sides of box 1 all are the arc setting, and the spout has all been seted up to the both sides outer wall of box 1 top and bottom, and annular bulge 15 equal sliding connection is in the spout inner wall, and bracing piece 11 is all installed to the bottom outer wall of barrel 8, and circular slot has all been seted up to the both sides inner wall of box 1 bottom, and bracing piece 11 equal sliding connection is in circular slot inner wall, and the bracing piece 11 of barrel 8 bottom supports it and improves stable in structure, and annular bulge 15 makes the rotation of barrel 8 more stable.

Further, a relay 13 is installed on the inner wall of the bottom of the box body 1, a single-phase transformer 12 is installed on the outer wall of the top end of the relay 13, and an inverter is installed on the outer wall of the top end of the single-phase transformer 12.

The specific working method is as follows: during the use, install box 1 in the assigned position, when parts such as relay 13 and single-phase transformer 12 in box 1 inside work produced heat, rotary motor 2 on the mounting panel 3 starts, drive two barrels 8 rotatory through drive wheelset 6, barrel 8's arc hole two 10 subsides are on both sides of box 1 before not rotatory, interval between arc hole two 10 just shelters from louvre 7, guarantee that box 1 is the closed state and prevents into ash, barrel 8 rotatory one hundred eighty degrees back, arc hole one 9 is subsided with louvre 7, arc hole one 9 is unanimous with louvre 7's height, heat passes through arc hole two 10 and gets into barrel 8 back rethread arc hole one 9 and louvre 7 output, louvre 7, arc hole one 9 and arc hole two 10 all are the arc setting and increase radiating effect, the fast flow of auxiliary heat is bloied to radiator fan 4 on the mounting panel 3, barrel 8 bottom bracing piece 11 supports it and improves the stable in structure, annular bulge 15 makes barrel 8's rotation more stable, barrel 8 inside 16 filters the life of dc-to power inverter.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, and also comprises the technical scheme consisting of the technical characteristics and the equivalent substitution. The present utility model is not limited to the prior art.

Claims (6)

1. The utility model provides a power inverter with heat radiation structure, includes box (1), a serial communication port, top inner wall fixedly connected with mounting panel (3) of box (1), rotation motor (2) are installed to one side outer wall on mounting panel (3) top, drive wheelset (6) are installed to the bottom outer wall of mounting panel (3), the one end of rotation motor (2) output shaft passes through shaft coupling and drive wheelset (6) top one side inner wall fixed connection, the equal fixedly connected with barrel (8) of both sides inner wall of drive wheelset (6) bottom, arc hole one (9) have all been seted up to one side outer wall of barrel (8), arc hole two (10) have all been seted up to the opposite side outer wall of barrel (8), louvre (7) have all been seted up to the both sides outer wall of box (1), mounting hole (14) have been seted up to the top outer wall of mounting panel (3), radiator fan (4) are installed to the inner wall of mounting hole (14), the top and the bottom outer wall of barrel (8) all are provided with annular arch (15).

2. A power inverter with heat dissipation structure as defined in claim 1, wherein: rectangular holes are formed in the outer wall of one side of the top of the box body (1), the inner walls of the rectangular holes are fixedly connected with an air inlet screen plate (5), and the inner walls of the cylinder bodies (8) are fixedly connected with filter screens (16).

3. A power inverter with heat dissipation structure as defined in claim 1, wherein: the first arc-shaped holes (9) and the second arc-shaped holes (10) are distributed in a staggered array, the radiating holes (7) are distributed in a linear array, and the radiating holes (7) are matched with the first arc-shaped holes (9) and the second arc-shaped holes (10) in size.

4. A power inverter with heat dissipation structure as defined in claim 1, wherein: both sides of box (1) all are the arc setting, the spout has all been seted up to the both sides outer wall of box (1) top and bottom, annular arch (15) all sliding connection in spout inner wall.

5. A power inverter with heat dissipation structure as defined in claim 1, wherein: the utility model discloses a barrel, including barrel (8) and box, bracing piece (11) are all installed to the bottom outer wall of barrel (8), circular slot has all been seted up to the both sides inner wall of box (1) bottom, bracing piece (11) all sliding connection in circular slot inner wall.

6. A power inverter with heat dissipation structure as defined in claim 1, wherein: the relay (13) is installed to the bottom inner wall of box (1), single-phase transformer (12) are installed to the top outer wall of relay (13), the dc-to-ac converter is installed to the top outer wall of single-phase transformer (12).