CN217693043U

CN217693043U - High-voltage frequency converter

Info

Publication number: CN217693043U
Application number: CN202220209102.4U
Authority: CN
Inventors: 何宽润; 蒋庆祥
Original assignee: Chengdu Kejiaxin Microelectronic Co ltd
Current assignee: Chengdu Kejiaxin Microelectronic Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-10-28
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a high-voltage inverter relates to high-voltage inverter technical field. The utility model discloses a high-voltage inverter body, heat dissipation case and heat dissipation frame, the heat dissipation case is installed at converter body upper surface, heat dissipation case internally mounted has radiator fan, high-voltage inverter body upper surface is provided with the opening, radiator fan passes through the opening and mutually supports between the high-voltage inverter body is inside, two relative surfaces of high-voltage inverter body all are provided with the open slot, the quantity of heat dissipation frame is two, two heat dissipation frames are installed respectively on two open slot surfaces, two heat dissipation frame surfaces all are provided with a plurality of ventilation slots, heat dissipation case upper surface also is provided with a plurality of ventilation slots, surface mounting has the bottom plate under the high-voltage inverter body. The utility model discloses a heat dissipation case and heat dissipation frame structure, convenient timely with the inside accumulational heat discharge of high-voltage inverter, guarantee the normal operating of the inside electrical components of high-voltage inverter, improve its inside electrical components's life.

Description

High-voltage frequency converter

Technical Field

The utility model belongs to the technical field of high-voltage inverter, especially, relate to a high-voltage inverter.

Background

Currently, high voltage frequency converters are widely used, and the frequency converters are electric energy control devices which convert a power frequency power supply into another frequency by using the on-off action of a power semiconductor device. With the rapid development of modern power electronic technology and microelectronic technology, high-voltage high-power variable-frequency speed regulation devices are continuously matured, and the high-voltage problem which is difficult to solve originally is solved well in recent years by device series connection or unit series connection.

Among the prior art, the mounted position of high-voltage inverter is comparatively fixed generally, and high-voltage inverter simultaneously can produce a large amount of heats at the during operation, and the heat is piled up inside high-voltage inverter after long-time the use, influences the normal operating of inside electrical components easily, leads to inside electrical components to receive the damage simultaneously easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-voltage inverter solves the current easy accumulational problem of heat.

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

the utility model relates to a high-voltage inverter, including high-voltage inverter body, heat dissipation case and heat dissipation frame, the heat dissipation case is installed at high-voltage inverter body upper surface, the inside cavity structure that is of heat dissipation case, heat dissipation case internally mounted has radiator fan, high-voltage inverter body upper surface is provided with the opening, radiator fan passes through the opening and mutually supports between the high-voltage inverter body is inside, two relative surfaces of high-voltage inverter body all are provided with the open slot, the quantity of heat dissipation frame is two, two the heat dissipation frame is installed respectively on two open slot surfaces, two heat dissipation frame surface all is provided with a plurality of ventilation slots, heat dissipation case upper surface also is provided with a plurality of ventilation slots, and convenient timely discharges the inside accumulational heat of high-voltage inverter, guarantees the normal operating of the inside electrical component of high-voltage inverter, improves its inside electrical component's life, surface mounting has the bottom plate under the high-voltage inverter body.

Further, a plurality of guide rods are penetrated through two sides of the upper surface of the base plate, the guide rods are in sliding fit with the base plate, limiting plates are arranged on the upper surfaces of the guide rods, and bearing plates are arranged on the lower surfaces of the guide rods.

Furthermore, a plurality of supporting springs are arranged between the upper surface of the bearing plate and the lower surface of the bottom plate, the supporting springs are wound on the peripheral side surfaces of the guide rods, the supporting capacity of the bearing plate is improved, the shock resistance of the device is improved, and a plurality of supporting sleeves are arranged on the upper surface of the bearing plate.

Further, the support column has all been inlayed to the support sleeve inside, sliding fit between support column one end week side and the support sleeve internal surface, two inside relative surfaces of support sleeve all are provided with the spout.

Further, two the inside slide bar that all installs of spout, support column lower surface mounting has the clamp plate, sliding fit between clamp plate both ends and two slide bars.

Furthermore, a plurality of reset springs are arranged between the lower surface of the pressing plate and the bottom surface inside the supporting sleeve, the upper surface of the supporting column is connected with the lower surface of the bottom plate, and the supporting capacity of the bearing plate and the shock resistance of the device are further improved.

Further, the periphery of the lower surface of the bearing plate is welded with a supporting rod, pulleys are installed at one end of the supporting rod, the pulleys are universal wheels, and the device is convenient to move and carry integrally.

The utility model discloses following beneficial effect has:

1. the utility model discloses a heat dissipation case and heat dissipation frame structure, convenient timely with the inside accumulational heat discharge of high-voltage inverter, guarantee the normal operating of the inside electrical components of high-voltage inverter, improve its inside electrical components's life.

2. The utility model discloses a guide bar and supporting spring structure improve the support capacity of carrier plate, improve the shock resistance of device simultaneously, and stability when guaranteeing its use through pulley structure, makes things convenient for the holistic removal of device and transport.

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 diagram of a high-voltage inverter according to the present invention;

fig. 2 is a schematic diagram of a rear view structure of a high-voltage inverter according to the present invention;

fig. 3 is a schematic diagram of a front view structure of a high voltage inverter according to the present invention;

fig. 4 is a schematic diagram of a right-view structure of a high-voltage inverter according to the present invention;

fig. 5 is a schematic view of the internal structure of the middle support sleeve according to the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. a high-voltage inverter body; 2. a heat dissipation box; 3. a heat dissipation frame; 4. a ventilation slot; 5. a base plate; 6. a guide rod; 7. a limiting plate; 8. a support spring; 9. a support pillar; 10. a support sleeve; 11. carrying a plate; 12. a support bar; 13. a pulley; 14. a chute; 15. a slide bar; 16. pressing a plate; 17. a return spring.

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 should be understood that the terms "upper", "middle", "outer", "inner", and the like indicate orientation or positional relationship only for convenience of description and simplicity of description, but do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

The first embodiment is as follows:

please refer to fig. 1-fig. 5, the utility model relates to a high-voltage inverter, including high-voltage inverter body 1, heat dissipation case 2 and heat dissipation frame 3, heat dissipation case 2 is installed at 1 upper surface of high-voltage inverter body, 2 inside cavity structures that are of heat dissipation case, 2 internally mounted of heat dissipation case have radiator fan, 1 upper surface of high-voltage inverter body is provided with the opening, radiator fan passes through to mutually support between opening and the high-voltage inverter body 1 is inside, 1 two relative surfaces of high-voltage inverter body all are provided with the open slot, the quantity of heat dissipation frame 3 is two, two heat dissipation frames 3 are installed respectively on one surface of two open slots, 3 one surfaces of two heat dissipation frames all are provided with a plurality of

ventilation slots

4, 2 upper surfaces of heat dissipation case also are provided with a plurality of ventilation slots 4, convenient timely discharge the inside accumulational heat of high-voltage inverter, guarantee the normal operating of high-voltage inverter inside electrical component, improve the life of its inside electrical component, 1 surface mounting has bottom plate 5 under high-mounting plate, 11 surface welding has bracing piece 12 under the bearing plate, bracing piece 12 one end all installs pulley 13, pulley 13 is the universal wheel, make things convenient for the whole removal of device and transport week side all around.

A plurality of guide rods 6 penetrate through two sides of the upper surface of the base plate 5, the guide rods are in sliding fit with the base plate 5 at the sides of the periphery of the guide rods 6, limiting plates 7 are arranged on the upper surfaces of the guide rods 6, and a bearing plate 11 is arranged on the lower surface of the guide rods 6.

A plurality of supporting springs 8 are installed between the upper surface of the bearing plate 11 and the lower surface of the bottom plate 5, the supporting springs 8 are wound on the side faces of the 6 weeks of the guide rods, the supporting capacity of the bearing plate 11 is improved, meanwhile, the shock resistance of the device is improved, and a plurality of supporting sleeves 10 are installed on the upper surface of the bearing plate 11.

The supporting columns 9 are embedded in the supporting sleeves 10, the peripheral side faces of one ends of the supporting columns 9 are in sliding fit with the inner surfaces of the supporting sleeves 10, sliding grooves 14 are formed in two opposite surfaces in the supporting sleeves 10, sliding rods 15 are installed in the two sliding grooves 14, a pressing plate 16 is installed on the lower surface of each supporting column 9, and two ends of the pressing plate 16 are in sliding fit with the two sliding rods 15.

A plurality of reset springs 17 are arranged between the lower surface of the pressure plate 16 and the bottom surface inside the supporting sleeve 10, and the upper surface of the supporting column 9 is connected with the lower surface of the bottom plate 5, so that the supporting capacity of the bearing plate 11 and the shock resistance of the device are further improved.

The second embodiment:

referring to fig. 1-5, the present invention is a high voltage inverter, which is used in the following manner: at high-voltage inverter body 1 during operation, last dispel the heat to high-voltage inverter body 1 inside through the inside radiator fan of heat dissipation case 2, discharge via the heat dissipation frame 3 of both sides, avoid high-voltage inverter body 1 long-time work back, its inside heat is piled up, guarantee the normal operating of the inside electrical components of high-voltage inverter, improve its inside electrical components's life, through guide bar 6 and supporting spring 8 structure, improve the holding power of loading board 11, improve the shock resistance of device simultaneously, guarantee its stability when using, through supporting sleeve 10 and supporting column 9 structure, further improve the holding power of loading board 11 and the shock resistance of device.

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 to aid in the description of the 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 a high-voltage inverter, includes high-voltage inverter body (1), heat dissipation case (2) and heat dissipation frame (3), its characterized in that: the utility model discloses a high-voltage inverter, including heat dissipation case (2), heat dissipation case (2) are inside to be the cavity structure, heat dissipation case (2) internally mounted has radiator fan, high-voltage inverter body (1) upper surface is provided with the opening, radiator fan passes through the opening and mutually supports between high-voltage inverter body (1) is inside, two relative surfaces of high-voltage inverter body (1) all are provided with the open slot, the quantity of heat dissipation frame (3) is two, two install respectively on two open slots surfaces heat dissipation frame (3) one surface all is provided with a plurality of ventilation slots (4), heat dissipation case (2) upper surface also is provided with a plurality of ventilation slots (4), surface mounting has bottom plate (5) under high-voltage inverter body (1).

2. The high-voltage frequency converter according to claim 1, wherein a plurality of guide rods (6) penetrate through two sides of the upper surface of the base plate (5), the peripheral side surfaces of the guide rods (6) are in sliding fit with the base plate (5), a limiting plate (7) is mounted on the upper surface of each guide rod (6), and a bearing plate (11) is mounted on the lower surface of each guide rod (6).

3. The high-voltage frequency converter according to claim 2, wherein a plurality of supporting springs (8) are installed between the upper surface of the bearing plate (11) and the lower surface of the bottom plate (5), the supporting springs (8) are wound on the circumferential side surfaces of the guide rods (6), and a plurality of supporting sleeves (10) are installed on the upper surface of the bearing plate (11).

4. A high-voltage frequency converter according to claim 3, wherein the supporting column (9) is embedded in the supporting sleeve (10), one end peripheral side surface of the supporting column (9) is in sliding fit with the inner surface of the supporting sleeve (10), and two opposite surfaces in the supporting sleeve (10) are provided with sliding grooves (14).

5. The high-voltage frequency converter according to claim 4, wherein a sliding rod (15) is installed inside each of the two sliding grooves (14), a pressing plate (16) is installed on the lower surface of the supporting column (9), and two ends of the pressing plate (16) are in sliding fit with the two sliding rods (15).

6. The high-voltage frequency converter according to claim 5, wherein a plurality of return springs (17) are installed between the lower surface of the pressure plate (16) and the inner bottom surface of the supporting sleeve (10), and the upper surface of the supporting column (9) is connected with the lower surface of the bottom plate (5).

7. The high-voltage frequency converter according to claim 2, wherein a supporting rod (12) is welded on the lower surface of the bearing plate (11), a pulley (13) is installed on one end of each supporting rod (12), and each pulley (13) is a universal wheel.