CN212588272U

CN212588272U - Inverter heat dissipation structure

Info

Publication number: CN212588272U
Application number: CN202021255083.6U
Authority: CN
Inventors: 惠涌
Original assignee: Wuxi Aodisen Technology Co ltd
Current assignee: Wuxi Aodisen Technology Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-23
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses an inverter heat dissipation structure, which comprises an inverter shell and electronic components, wherein the electronic components are arranged on the inverter shell, one side of the inverter shell is provided with an opening, the position of the opening is opposite to the electronic components, the opening is provided with a detachable box shell, the position outside the position of the detachable box shell is provided with external heat dissipation fins, the external heat dissipation fins are provided with a plurality of groups, a filling cavity is arranged in the external heat dissipation fins, heat conduction silica gel is filled in the filling cavity, the surface of the detachable box shell inside the inverter shell is provided with an internal heat conduction structure, the utility model discloses a detachable box shell is arranged at the opening, an internal heat conduction structure is arranged inside the detachable box shell, an external heat dissipation fin is arranged outside the detachable box shell, and the heat inside the inverter shell is transferred to the external heat dissipation fins by utilizing the internal heat conduction structure, and (4) carrying out rapid heat dissipation.

Description

Inverter heat dissipation structure

Technical Field

The utility model relates to an inverter technical field specifically is an inverter heat radiation structure.

Background

The inverter converts direct current electric energy (batteries and storage batteries) into 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 (digital video disks), VCDs (video recorders), computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting and the like. In foreign countries, due to the higher popularization rate of automobiles, the inverter can be used for connecting the storage battery to drive electric appliances and various tools to work when going out for work or traveling. The on-board inverter output through the cigarette lighter is of 20W, 40W, 80W, 120W to 150W power specification. And the other larger power inverter power supply is connected to the battery through a connecting wire. Connecting the household appliance to the output of the power converter enables the use of a variety of appliances in the vehicle. The usable electric appliances include mobile phones, notebook computers, digital video cameras, illumination lamps, electric shavers, CD machines, game machines, palm computers, electric tools, vehicle-mounted refrigerators, and various electric appliances for traveling, camping, medical emergency treatment, and the like.

However, the conventional inverter has the following disadvantages: inside multiple electronic components that has of dc-to-ac converter, electronic components can produce the heat at the in-process of work, and too much heat can make the inside temperature of dc-to-ac converter rise, and electronic components moves under high temperature environment for the loss is big, and makes electronic components damage easily, needs dispel the heat fast to the dc-to-ac converter, so that the inside temperature of balanced dc-to-ac converter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inverter heat radiation structure to solve above-mentioned background art in the inside multiple electronic components that have of inverter, electronic components can produce the heat at the in-process of work, too much heat can make the inside temperature of inverter rise, electronic components moves under high temperature environment, makes the loss big, and makes electronic components damage easily, needs dispel the heat fast to the inverter, so that the problem of the inside temperature of balanced inverter.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inverter heat radiation structure, includes dc-to-ac converter casing and electronic components, electronic components installs on the dc-to-ac converter casing, one side of dc-to-ac converter casing is equipped with the opening, and opening part position and electronic components's positive face to face, the opening part is equipped with removable case shell, the outside position of removable case shell position is equipped with outside fin, outside fin is equipped with the multiunit, be equipped with the packing chamber in the outside fin, and pack the intracavity and pack and have heat conduction silica gel, the surface that removable case shell is located the inside of dc-to-ac converter casing is equipped with inside heat conduction structure, inside heat conduction structure can dismantle the connection on removable case shell, inside heat conduction structure is located electronic components the place ahead, inside heat conduction structure is equipped with the multiunit.

Preferably, the internal heat conduction structure comprises heat conduction silica gel, an insertion strip, heat conduction strips, a bending part and a heat conduction groove, the heat conduction strips are provided with multiple groups, the heat conduction strips are provided with bending parts for bending, the bending parts on the heat conduction strips are provided with multiple groups, the heat conduction strips are located at the bending parts and are provided with grooves, and the heat conduction strips are connected to the insertion strip side by side.

Preferably, the heat conduction sub-strip is made of metal, a heat conduction groove is formed in the heat conduction sub-strip, and heat conduction silica gel is filled in the heat conduction groove.

Preferably, a plug-in groove is formed in the position, where the inner wall of the detachable box shell is in contact with the internal heat conducting structure, and the plug-in strip of the internal heat conducting structure is plugged in the plug-in groove.

Preferably, one side of the detachable box shell, which is located at the insertion groove, is provided with a communication groove, one end of the communication groove is communicated with the heat conduction groove of the internal heat conduction structure, the other end of the communication groove is communicated with the filling cavity in the external heat dissipation sheet, and the communication groove is filled with heat conduction silica gel.

The utility model provides an inverter heat radiation structure possesses following beneficial effect:

(1) the utility model discloses a set up the opening in one side of dc-to-ac converter casing to with the opening part setting in electronic components's dead ahead, install removable case shell at the opening part simultaneously, set up inside heat conduction structure in removable case shell's inside that lies in the dc-to-ac converter casing simultaneously, set up outside fin in removable case shell's outside that lies in the dc-to-ac converter casing, during the use, utilize inside heat conduction structure to convey outside fin with the inside heat of dc-to-ac converter casing, dispel the heat fast.

(2) The utility model discloses an adopt heat conduction silica gel, grafting strip, heat conduction to divide strip, kink and heat conduction groove to constitute with inside heat conduction structure, multiunit heat conduction divides the strip to install on grafting strip, during the use, divides the heat conduction to arrange electronic components's the place ahead in, when heat conduction divides the strip to mortgage to electronic components, uses the heat conduction to divide the kink on the strip to buckle for heat conduction divides the strip to arrange electronic components the place ahead in, and usable heat conduction divides the quick heat conduction that carries on of strip.

(3) The utility model discloses an all set up heat conduction silica gel in inside heat conduction structure and outside fin to communicate the heat conduction silica gel of inside heat conduction structure and outside fin, during the use, utilize the heat conduction silica gel of inside heat conduction structure quick with heat transfer to outside fin on the heat conduction silica gel, can help quick heat dissipation.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the internal heat-conducting structure of the present invention;

fig. 4 is a top view of the internal heat-conducting junction of the present invention.

In the figure: 1. an inverter case; 2. a box shell can be disassembled; 3. an external heat sink; 4. an electronic component; 5. An internal heat conducting structure; 6. heat conducting silica gel; 7. inserting grooves; 8. a communicating groove; 9. filling the cavity; 10. inserting strips; 11. conducting heat and splitting; 12. a bending section; 13. a heat conduction groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the heat dissipation structure of the inverter comprises an inverter shell 1 and an electronic component 4, wherein the electronic component 4 is arranged on the inverter shell 1, one side of the inverter shell 1 is provided with an opening, and the position of the opening is opposite to the electronic component 4, the opening is provided with a detachable box shell 2, the outer part of the detachable box shell 2 is provided with a plurality of groups of external radiating fins 3, a filling cavity 9 is arranged in each external radiating fin 3, and the filling cavity 9 is filled with heat-conducting silica gel 6, the surface of the detachable box shell 2 positioned inside the inverter shell 1 is provided with an internal heat-conducting structure 5, the internal heat conducting structure 5 is detachably connected to the detachable box shell 2, the internal heat conducting structure 5 is positioned in front of the electronic component 4, the internal heat conducting structures 5 are provided with a plurality of groups, and the number of the internal heat conducting structures 5 is matched with that of the external radiating fins 3.

The internal heat conducting structure 5 comprises heat conducting silica gel 6, an inserting strip 10, heat conducting strips 11, a bending part 12 and a heat conducting groove 13, the internal heat conducting structure 5 is formed by utilizing the heat conducting silica gel 6, the inserting strip 10, the heat conducting strips 11, the bending part 12 and the heat conducting groove 13, the heat conducting strips 11 are provided with a plurality of groups, the heat conducting strips 11 are provided with the bending parts 12 for bending, the bending parts 12 on the heat conducting strips 11 are provided with a plurality of groups, the heat conducting strips 11 are located at the bending parts 12 and are provided with grooves, the heat conducting strips 11 are connected on the inserting strips 10 side by side, and the heat conducting strips 11 are set into a plurality of groups, so that the heat conducting strips 11 at different bending positions can be fed.

The heat conduction is divided strip 11 and is adopted the metal material, and is equipped with heat conduction groove 13 in the heat conduction is divided strip 11, be equipped with in the heat conduction groove 13 and fill heat conduction silica gel 6, owing to adopt the metal material can carry out the bending.

Inserting groove 7 has been seted up with the position of 5 contacts of inside heat conduction structure to 2 inner walls of removable box shell, inserting strip 10 of inside heat conduction structure 5 is pegged graft in inserting groove 7, during the use, inserts the inserting strip 10 of 5 bottoms of inside heat conduction structure in the inserting groove 7 that lies in 2 inner walls of removable box shell, simple to operate.

One side that removable case shell 2 is located inserting groove 7 is equipped with intercommunication groove 8, the one end of intercommunication groove 8 and the heat conduction groove 13 intercommunication of inside heat conduction structure 5, the other end of intercommunication groove 8 and the chamber 9 intercommunication of packing in the external heat radiation fin 3, the intercommunication inslot 8 intussuseption is filled with heat conduction silica gel 6, and the heat conduction is divided heat conduction and is divided heat conduction silica gel 6 in 11 heat conduction grooves 13 and the heat conduction silica gel 6 of packing in the chamber 9 on the external heat radiation fin 3 to communicate, helps utilizing heat conduction silica gel 6 with the quick transmission of heat to the external heat radiation fin 3.

It should be noted that, in the case of an inverter heat dissipation structure, when working, because the inverter housing 1 is provided with an opening in front of the electronic component 4, and the opening is provided with the detachable housing 2, the external heat sink 3 is installed outside the detachable housing 2, the insertion strip 10 at the bottom of the internal heat conduction structure 5 is inserted into the insertion groove 7 at the inner wall of the detachable housing 2, so that the internal heat conduction structure 5 is arranged inside the inverter housing 1, because the internal heat conduction structure 5 is provided with a plurality of sets of heat conduction division strips 11, when the tail end of the internal heat conduction structure 5 is arranged at the front end of the electronic component 4, the length of the heat conduction division strips 11 can be set according to the height of the component on the electronic component 4, so that the heat conduction division strips 11 are arranged in front of the electronic component 4 and do not contact, when the length of the heat conduction division strips 11 needs to be changed, because, during the use, divide strip 11 to buckle at kink 12 with the heat conduction, change the heat conduction and divide the distance of strip 11 apart from electronic components 4, and divide the heat conduction silica gel 6 in 11 heat conduction grooves 13 of heat conduction and the heat conduction silica gel 6 in the packing chamber 9 on the outside fin 3 of heat conduction to feed through, in using, because inside heat conduction structure 5 arranges electronic components 4 the place ahead in, heat conduction silica gel 6 in 11 is divided to the heat conduction on inside heat conduction structure 5 absorbs the heat fast and transmits to the heat conduction silica gel 6 of outside fin 3 in, utilize outside fin 3 to advance quick heat dissipation, make the radiating effect better, and the heat dissipation efficiency is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inverter heat radiation structure, includes inverter housing (1) and electronic components (4), electronic components (4) are installed on inverter housing (1), its characterized in that: an opening is arranged on one side of the inverter shell (1), the position of the opening is opposite to the electronic component (4), a detachable box shell (2) is arranged at the opening, an external radiating fin (3) is arranged at the position outside the detachable box shell (2), the external radiating fins (3) are provided with a plurality of groups, a filling cavity (9) is arranged in the external radiating fins (3), and the filling cavity (9) is filled with heat-conducting silica gel (6), the surface of the detachable box shell (2) positioned inside the inverter shell (1) is provided with an internal heat-conducting structure (5), the internal heat conducting structure (5) is detachably connected on the detachable box shell (2), the internal heat conducting structure (5) is positioned in front of the electronic component (4), a plurality of groups of internal heat conducting structures (5) are arranged, and the number of the internal heat conducting structures (5) is matched with that of the external radiating fins (3).

2. The inverter heat dissipation structure according to claim 1, wherein: inside heat conduction structure (5) divide strip (11), kink (12) and heat conduction groove (13) including heat conduction silica gel (6), grafting strip (10), heat conduction divides strip (11) to be provided with the multiunit, be equipped with on heat conduction divides strip (11) and be used for crooked kink (12), kink (12) on heat conduction divides strip (11) are provided with the multiunit, heat conduction divides strip (11) to be located kink (12) department and is equipped with the recess, heat conduction divides strip (11) to connect side by side on grafting strip (10).

3. The inverter heat dissipation structure according to claim 2, wherein: the heat conduction is divided strip (11) and is adopted the metal material, and is equipped with heat conduction groove (13) in heat conduction is divided strip (11), be equipped with in heat conduction groove (13) and fill heat conduction silica gel (6).

4. The inverter heat dissipation structure according to claim 2, wherein: inserting grooves (7) are formed in the positions, in contact with the internal heat conducting structures (5), of the inner wall of the detachable box shell (2), and inserting strips (10) of the internal heat conducting structures (5) are inserted into the inserting grooves (7).

5. The inverter heat dissipation structure according to claim 2, wherein: one side that removable case shell (2) are located inserting groove (7) is equipped with intercommunication groove (8), the one end of intercommunication groove (8) and heat conduction groove (13) the intercommunication of inside heat conduction structure (5), the other end and the filling chamber (9) intercommunication in outside fin (3) of intercommunication groove (8), intercommunication groove (8) intussuseption is filled with heat conduction silica gel (6).