CN211701867U - High-efficient radiating dc-to-ac converter - Google Patents

High-efficient radiating dc-to-ac converter Download PDF

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Publication number
CN211701867U
CN211701867U CN202020114226.5U CN202020114226U CN211701867U CN 211701867 U CN211701867 U CN 211701867U CN 202020114226 U CN202020114226 U CN 202020114226U CN 211701867 U CN211701867 U CN 211701867U
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China
Prior art keywords
inverter
heat
heat conduction
heat dissipation
converter
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CN202020114226.5U
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Chinese (zh)
Inventor
李继周
张艳萍
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Dalian Fuheng Technology Development Co ltd
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Dalian Fuheng Technology Development Co ltd
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Abstract

The utility model relates to a technical inverter field, concretely relates to high-efficient radiating dc-to-ac converter, including the dc-to-ac converter body, the outside of dc-to-ac converter body is provided with the heat conduction base plate that the cross-section is "U" font, the horizontal part of heat conduction base plate passes through the attached top at the dc-to-ac converter body of heat conduction silica gel piece, two vertical parts of heat conduction base plate are through the left and right sides that heat conduction silica gel piece is attached respectively at the dc-to-ac converter body, length direction evenly is provided with heat radiation fins in the outside of heat conduction base plate, heat radiation fins has last evenly seted up the louvre, heat conduction base plate upper shield is equipped with the shell that the cross-section is "U" font, the. The inverter has the advantages of good heat dissipation effect, simple structure and low cost, reduces the temperature of the inverter during working, and improves the working performance of the inverter.

Description

High-efficient radiating dc-to-ac converter
Technical Field
The utility model relates to an inverter technical field, concretely relates to high-efficient radiating dc-to-ac converter.
Background
An inverter is a device that converts direct current electric energy (batteries, storage batteries) into alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit. The electric grinding wheel is widely applied to electrical equipment such as 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. In short, an inverter is an electronic device that converts low voltage (12 or 24 volts or 48 volts) dc power to 220 volts ac power. The inverter is named because the 220V alternating current is generally rectified into direct current for use, and the effect of the inverter is opposite to that of the direct current.
The inverter of the prior art has the following problems: the inverter can generate heat by electronic elements and circuits when converting current, so that the temperature of the inverter is increased, the working performance is reduced, once the temperature is too high, the inverter cannot dissipate heat in time, a circuit can be burnt out, safety accidents are caused, the heat dissipation effect of the conventional inverter is general, and the structure of the water-cooling heat dissipation device is complex, the cost is too high, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the above-mentioned problem that exists, designed a high-efficient radiating dc-to-ac converter, this dc-to-ac converter radiating effect is good, reduces the temperature of dc-to-ac converter during operation, improves dc-to-ac converter working property, prolongs its life, simple structure, and is with low costs, and the facilitate promotion is used.
In order to realize the technical purpose, reach above-mentioned technological effect, the utility model discloses a realize through following technical scheme:
an inverter with high-efficiency heat dissipation comprises an inverter body, a heat-conducting substrate with a reverse U-shaped section is arranged on the outer side of the inverter body, the horizontal part of the heat conducting substrate is attached to the top of the inverter body through a heat conducting silica gel sheet, the two vertical parts of the heat conducting substrate are respectively attached to the left side and the right side of the inverter body through the heat conducting silica gel sheet, the outer side of the heat conducting substrate is evenly provided with heat radiating fins along the length direction, the heat radiating fins are evenly provided with heat radiating holes, the heat conducting substrate is covered with a shell with a reversed U-shaped section, the horizontal part of the shell is jointed with the outer sides of the heat radiating fins at the top of the heat conducting substrate, the two vertical parts of the shell are respectively attached to the outer sides of the radiating fins on the left side and the right side of the heat-conducting substrate, the middle position of the top of the shell is provided with a mounting hole, and a cooling fan is fixed in the mounting hole.
Furthermore, the heat conducting substrate and the heat radiating fins are made of aluminum or copper.
Further, the heat conducting substrate and the heat radiating fins are integrally formed.
Furthermore, a stainless steel dust screen is fixed at the air inlet of the cooling fan.
Furthermore, the front end of the inverter body is provided with a jack and a power switch, and the rear end of the inverter body is provided with a power line.
The utility model has the advantages that:
the heat that this dc-to-ac converter during operation produced transmits to heat radiation fins through heat conduction silica gel piece and heat conduction base plate, constitute heat dissipation channel between the adjacent heat radiation fins between heat conduction base plate and the casing, and the last louvre of seting up of heat radiation fins is with each heat dissipation channel intercommunication, the radiator fan at casing top blows in heat dissipation channel with external cold air, the quick flow of cold air takes away the heat on the heat radiation fins in order to reduce the operating temperature of dc-to-ac converter in heat dissipation channel, improve its working property, prolong its life, moreover, the steam generator is simple in structure, and is low in cost, and the popularization and application are convenient.
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 diagram of the overall structure of the inverter of the present invention;
fig. 2 is a schematic diagram of a state of the inverter detached in the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-inverter body, 11-jack, 12-power switch, 13-power line, 2-heat conducting substrate, 21-heat radiating fin, 211-heat radiating hole, 3-heat conducting silica gel sheet, 4-shell, 41-mounting hole, 5-heat radiating fan and 6-stainless steel dustproof net.
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.
Referring to fig. 1-2, the inverter with high heat dissipation efficiency includes an inverter body 1, a jack 11 and a power switch 12 are disposed at the front end of the inverter body 1, and a power line 13 is disposed at the rear end of the inverter body 1.
The outside of inverter body 1 is provided with heat conduction base plate 2 that the cross-section is "U" font, and the horizontal part of heat conduction base plate 2 passes through heat conduction silica gel piece 3 and pastes at the top of inverter body 1, and two vertical parts of heat conduction base plate 2 pass through heat conduction silica gel piece 3 and paste respectively in the left and right sides of inverter body 1. The heat-conducting silica gel sheet 3 is a heat-conducting medium material synthesized by a special process, also called a heat-conducting silica gel pad and the like, can well fill gaps of contact surfaces, reduces thermal contact resistance generated between the contact surfaces of the inverter body 1 and the heat-conducting substrate 2, effectively improves heat transfer efficiency, and plays roles of insulation, shock absorption, sealing and the like. The outer side of the heat conduction substrate 2 is uniformly provided with heat dissipation fins 21 along the length direction, in order to improve the heat dissipation effect and save the manufacturing cost, the heat conduction substrate 2 and the heat dissipation fins 21 are integrally formed by injection molding of aluminum or copper, heat dissipation holes 211 are uniformly formed in the heat dissipation fins 21, the heat conduction substrate 2 is covered with a shell 4 with a U-shaped cross section, the horizontal part of the shell 4 is attached to the outer sides of the heat dissipation fins 21 at the top of the heat conduction substrate 2, two vertical parts of the shell 4 are respectively attached to the outer sides of the heat dissipation fins 21 at the left side and the right side of the heat conduction substrate 2, a mounting hole 41 is formed in the middle position of the top of the shell 4. In order to prevent external dust from being blown into the radiating fins 21 to affect heat dissipation when the radiating fan 5 works, a stainless steel dustproof net 6 is fixed at an air inlet of the radiating fan 5.
The working principle is as follows: the heat generated when the inverter body 1 works is conducted to the heat dissipation fins 21 through the heat conduction silica gel sheet 3 and the heat conduction substrate 2, heat dissipation channels are formed between the adjacent heat dissipation fins 21 between the heat conduction substrate 2 and the shell 4, the heat dissipation holes 211 formed in the heat dissipation fins 21 are communicated with the heat dissipation channels, the heat dissipation fan 5 at the top of the shell 4 blows external cold air into the heat dissipation channels, and the cold air flows fast in the heat dissipation channels to take away the heat on the heat dissipation fins 21 so as to reduce the working temperature of the inverter body 1.
The inverter has the advantages of good working performance, long service life, simple structure, low cost and convenient popularization and application.
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.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should be able to make changes, alterations, additions or substitutions within the scope of the present invention.

Claims (5)

1. The utility model provides a high-efficient radiating inverter, includes the inverter body, its characterized in that: the inverter comprises an inverter body and is characterized in that a heat conduction substrate with a reverse U-shaped cross section is arranged on the outer side of the inverter body, the horizontal part of the heat conduction substrate is attached to the top of the inverter body through a heat conduction silica gel sheet, two vertical parts of the heat conduction substrate are respectively attached to the left side and the right side of the inverter body through the heat conduction silica gel sheets, heat dissipation fins are evenly arranged on the outer side of the heat conduction substrate along the length direction, heat dissipation holes are evenly formed in the heat dissipation fins, a shell with a reverse U-shaped cross section is arranged on the heat conduction substrate in a covering mode, the horizontal part of the shell is attached to the outer sides of the heat dissipation fins on the top of the heat conduction substrate, the two vertical parts of the shell are respectively attached to the outer sides of the heat dissipation fins on the.
2. The inverter with high heat dissipation efficiency as recited in claim 1, wherein: the heat conducting substrate and the heat radiating fins are made of aluminum or copper.
3. The high efficiency heat dissipating inverter of claim 2, wherein: the heat conducting substrate and the heat radiating fins are integrally formed.
4. The inverter with high heat dissipation efficiency as recited in claim 1, wherein: and a stainless steel dustproof net is fixed at the air inlet of the heat radiation fan.
5. The inverter with high heat dissipation efficiency as recited in claim 1, wherein: the front end of the inverter body is provided with a jack and a power switch, and the rear end of the inverter body is provided with a power line.
CN202020114226.5U 2020-01-19 2020-01-19 High-efficient radiating dc-to-ac converter Active CN211701867U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020114226.5U CN211701867U (en) 2020-01-19 2020-01-19 High-efficient radiating dc-to-ac converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020114226.5U CN211701867U (en) 2020-01-19 2020-01-19 High-efficient radiating dc-to-ac converter

Publications (1)

Publication Number Publication Date
CN211701867U true CN211701867U (en) 2020-10-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112736560A (en) * 2021-01-11 2021-04-30 泉州泉港博洋机械设计有限公司 High-efficient dustproof sealing structure of low-voltage inverter
CN113225983A (en) * 2021-04-06 2021-08-06 合肥锐联传热技术有限公司 Combined multidirectional radiator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112736560A (en) * 2021-01-11 2021-04-30 泉州泉港博洋机械设计有限公司 High-efficient dustproof sealing structure of low-voltage inverter
CN113225983A (en) * 2021-04-06 2021-08-06 合肥锐联传热技术有限公司 Combined multidirectional radiator

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