CN213717853U

CN213717853U - Inverter device

Info

Publication number: CN213717853U
Application number: CN202022323053.0U
Authority: CN
Inventors: 卢国良
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-07-16
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses an inverter relates to dc-to-ac converter technical field. The utility model comprises an inverter body, a heat dissipation ring fan, a fixed shell, an output sealing cap and a transmission rod; the inverter body comprises an assembly shell, the assembly shell is of a double-layer structure, and heat-conducting silica gel is filled between the double-layer structure; the inverter body and the heat dissipation ring fans are arranged inside the fixing shell, the heat dissipation ring fans are fixed on the peripheral side face of the inverter body, the heat dissipation ring fans are connected through the transmission rod, and the fixing shell and the output sealing cap are matched with each other to form a box body structure. The utility model discloses an utilize the high insulating heat conductivity of heat dissipation silica gel, under the condition that does not influence heat-conduction, the safe result of use of reinforcing dc-to-ac converter sets up the heat dissipation ring fan through the outside at the assembly shell, improves the radiating efficiency of dc-to-ac converter, prevents to reduce inverter's life because of overheated.

Description

Inverter device

Technical Field

The utility model belongs to the technical field of the dc-to-ac converter, especially, relate to an inverter.

Background

Inverters are widely used in the field of car washing as a device capable of converting direct current into alternating current. At present, in order to ensure the heat dissipation effect of an inverter, a fan is usually arranged to blow air to an inverter circuit for cooling, so that the inverter is large in size and inconvenient to use; meanwhile, the inverter is used as an electric device for converting low-voltage direct current into high-voltage alternating current, and the electric leakage phenomenon is often generated in the working process, so that potential safety hazards are brought to users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inverter, through the high insulating heat conductivity who utilizes heat dissipation silica gel, under the condition that does not influence heat-conduction, the safe result of use of reinforcing dc-to-ac converter through set up the heat dissipation ring fan in the outside of assembly shell, improves the radiating efficiency of dc-to-ac converter, prevents to reduce inverter's life because of overheated.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an inverter device, which comprises an inverter body, a heat dissipation ring fan, a fixed shell, an output sealing cap and a transmission rod, wherein the inverter body and the heat dissipation ring fan are both arranged inside the fixed shell; the peripheral side surface of the inverter body is provided with a plurality of radiating ring fans, and the radiating ring fans are connected through a transmission rod; the output sealing cap and the fixed shell are matched with each other to form a box body structure;

the inverter body comprises an assembly shell, an inverter circuit board, a heat conducting frame, a heat radiating fin and heat conducting silica gel; the assembling shell comprises an inner cylinder and an outer cylinder, the inner cylinder is arranged in the outer cylinder, and heat-conducting silica gel is filled between the inner cylinder and the outer cylinder; the inverter circuit board is connected with the inner cylinder through a plurality of heat conducting frames; a plurality of clamping grooves are formed in the inner surface of the inner cylinder; the heat conduction frame is of a T-shaped structure and is matched with the clamping groove; a plurality of radiating fins are fixed on the outer surface of the outer barrel;

the heat dissipation ring fan comprises a limiting ring rail and an annular fan, the limiting ring rail comprises an inner ring and a limiting rail, the peripheral side surface of the inner ring is connected with the limiting rail, and the inner ring and the limiting rail are matched with each other to form an annular rail; the inner surface of the inner ring is connected with the radiating fins; the annular fan is arranged in the annular track and comprises an inner ring, an outer ring and fan blades; the inner ring is arranged in the outer ring, and the inner ring is connected with the outer ring through a plurality of fan blades; tooth sockets are arranged on the peripheral side of the outer ring and matched with the transmission rod;

a plurality of air outlets and linkage ports are formed in the peripheral side face of the fixed shell; the position of the air outlet is matched with the heat dissipation ring fan; the linkage port is matched with the transmission rod; a transmission box is arranged outside the linkage port, and a motor is arranged in the transmission box; the motor is connected and matched with the transmission rod.

Further, the motor is a direct current motor, and the direct current motor is connected in parallel with the inverter body.

Furthermore, a gap is formed between the output sealing cap and the fixed shell, and the width of the gap is 5-20 mm.

Furthermore, the inverter is also provided with a cap which is matched with the output sealing cap.

Furthermore, the inverter circuit board is connected with the heat conducting frame through bolts; the inverter circuit board is not in direct contact with the inner barrel.

The utility model discloses following beneficial effect has:

the utility model discloses an utilize the high insulating heat conductivity of heat dissipation silica gel, under the condition that does not influence heat-conduction, the safe result of use of reinforcing dc-to-ac converter sets up the heat dissipation ring fan through the outside at the assembly shell, improves the radiating efficiency of dc-to-ac converter, prevents to reduce inverter's life because of overheated.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an inverter according to the present invention;

fig. 2 is a schematic structural diagram of components of an inverter according to the present invention;

FIG. 3 is a schematic diagram of an inverter body structure;

fig. 4 is a top view of the inverter body;

FIG. 5 is a schematic view of the cross-sectional structure A-A in FIG. 4;

FIG. 6 is a schematic view of a heat dissipating ring fan;

FIG. 7 is a schematic view of a retainer ring rail;

FIG. 8 is a schematic view of a ring fan;

FIG. 9 is a schematic view of a stationary housing;

FIG. 10 is a front view of the stationary housing;

fig. 11 is a schematic view of a cross-sectional structure B-B in fig. 10.

In the drawings, the components represented by the respective reference numerals are listed below:

1-inverter body, 2-radiating ring fan, 3-fixed shell, 4-output sealing cap, 5-transmission rod, 101-assembly shell, 102-inverter circuit board, 103-heat conduction frame, 104-radiating fin, 105-heat conduction silica gel, 201-limit ring rail, 202-ring fan, 301-air outlet, 302-linkage port, 303-transmission box and 304-motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "outer", "bottom", "middle", "width", "inner", "peripheral", and the like, indicate positional or positional relationships, are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention relates to an inverter device, which comprises an inverter body 1, a heat dissipating ring fan 2, a fixed casing 3, an output sealing cap 4 and a transmission rod 5, wherein the inverter body 1 and the heat dissipating ring fan 2 are both disposed inside the fixed casing 3; the peripheral side surface of the inverter body 1 is provided with a plurality of radiating ring fans 2, and the radiating ring fans 2 are connected through a transmission rod 5; the output sealing cap 4 and the fixed shell 3 are mutually matched to form a box body structure.

As shown in fig. 3 to 5, the inverter body 1 includes an assembly case 101, an inverter circuit board 102, a heat conductive frame 103, a heat sink 104, and a heat conductive silicone 105; the assembly shell 101 comprises an inner cylinder and an outer cylinder, the inner cylinder is arranged inside the outer cylinder, and heat-conducting silica gel 105 is filled between the inner cylinder and the outer cylinder; the inverter circuit board 102 is connected with the inner cylinder through a plurality of heat conducting frames 103; the inner surface of the inner cylinder is provided with a plurality of clamping grooves; the heat conducting frame 103 is of a T-shaped structure, and the heat conducting frame 103 is matched with the clamping groove; a plurality of radiating fins 104 are fixed on the outer surface of the outer cylinder.

As shown in fig. 6-8, the heat dissipating ring fan 2 includes a limit ring rail 201 and an annular fan 202, the limit ring rail 201 includes an inner ring and a limit rail, the peripheral side of the inner ring is connected with the limit rail, and the inner ring and the limit rail are mutually matched to form an annular rail; the inner surface of the inner ring is connected with the radiating fins 104; the ring fan 202 is installed in the ring track, and comprises an inner ring, an outer ring and fan blades; the inner ring is arranged in the outer ring, and the inner ring is connected with the outer ring through a plurality of fan blades; the peripheral side of the outer ring is provided with a tooth socket which is matched with the transmission rod.

As shown in fig. 9-11, the peripheral side of the fixed shell 3 is provided with a plurality of air outlets 301 and linkage ports 302; the position of the air outlet 301 is matched with that of the heat dissipation ring fan 2; the linkage port 302 is matched with the transmission rod 5; a transmission box 303 is arranged outside the linkage port 302, and a motor 304 is arranged in the transmission box 303; the motor 304 is coupled to the drive rod 5.

The motor 304 is a dc motor, and the dc motor is connected in parallel to the inverter body 1.

Wherein, the output sealing cap 4 and the fixed shell 3 are provided with a gap, and the width of the gap is 5-20 mm.

Wherein, the inverter is also provided with a cap which is matched with the output sealing cap 4.

Wherein, the inverter circuit board 102 is connected with the heat conducting frame 103 through bolts; the inverter circuit board 102 is not in direct contact with the inner cylinder.

The utility model relates to an inverter sets up assembly shell 101 into bilayer structure for the safety in utilization that promotes the dc-to-ac converter to improve assembly shell 101's insulating effect through heat conduction silica gel 105, improve heat radiating area through setting up fin 104 in assembly shell 101's outside, and improve air flow rate, reinforcing radiating efficiency through annular radiator fan 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an inverter, includes inverter body (1), heat dissipation ring fan (2), set casing (3), output sealing cap (4) and transfer line (5), its characterized in that: the inverter body (1) and the heat dissipation ring fan (2) are both arranged inside the fixed shell (3); the peripheral side of the inverter body (1) is provided with a plurality of radiating ring fans (2), and the radiating ring fans (2) are connected through transmission rods (5); the output sealing cap (4) and the fixed shell (3) are matched with each other to form a box body structure;

the inverter body (1) comprises an assembly shell (101), an inverter circuit board (102), a heat conducting frame (103), a heat radiating fin (104) and heat conducting silica gel (105); the assembling shell (101) comprises an inner cylinder and an outer cylinder, the inner cylinder is arranged in the outer cylinder, and heat-conducting silica gel (105) is filled between the inner cylinder and the outer cylinder; the inverter circuit board (102) is connected with the inner cylinder through a plurality of heat conducting frames (103); a plurality of clamping grooves are formed in the inner surface of the inner cylinder; the heat conduction frame (103) is of a T-shaped structure, and the heat conduction frame (103) is matched with the clamping groove; a plurality of radiating fins (104) are fixed on the outer surface of the outer cylinder;

the heat dissipation ring fan (2) comprises a limiting ring rail (201) and an annular fan (202), the limiting ring rail (201) comprises an inner ring and a limiting rail, the peripheral side surface of the inner ring is connected with the limiting rail, and the inner ring and the limiting rail are matched with each other to form an annular rail; the inner surface of the inner ring is connected with a radiating fin (104); the ring fan (202) is arranged in the ring track and comprises an inner ring, an outer ring and fan blades; the inner ring is arranged in the outer ring, and the inner ring is connected with the outer ring through a plurality of fan blades; tooth sockets are arranged on the peripheral side of the outer ring and matched with the transmission rod;

a plurality of air outlets (301) and linkage ports (302) are arranged on the peripheral side surface of the fixed shell (3); the position of the air outlet (301) is matched with the heat dissipation ring fan (2); the linkage port (302) is matched with the transmission rod (5); a transmission box (303) is arranged outside the linkage port (302), and a motor (304) is arranged in the transmission box (303); the motor (304) is connected and matched with the transmission rod (5).

2. An inverter device according to claim 1, characterized in that the electric motor (304) is a dc motor, which is connected in parallel with the inverter body (1).

3. An inverter device according to claim 1, characterized in that the output cap (4) and the stationary casing (3) are provided with a gap, the width of the gap being 5-20 mm.

4. An inverter device according to claim 1, characterized in that the inverter device is further provided with a cap which cooperates with the output cap (4).

5. The inverter device according to claim 1, wherein the inverter circuit board (102) is connected with the heat conducting frame (103) through bolts; the inverter circuit board (102) is not in direct contact with the inner barrel.