CN220653881U - Efficient heat dissipation structure of converter - Google Patents
Efficient heat dissipation structure of converter Download PDFInfo
- Publication number
- CN220653881U CN220653881U CN202322311847.9U CN202322311847U CN220653881U CN 220653881 U CN220653881 U CN 220653881U CN 202322311847 U CN202322311847 U CN 202322311847U CN 220653881 U CN220653881 U CN 220653881U
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- China
- Prior art keywords
- heat dissipation
- converter
- converter body
- guide fins
- filter plate
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 59
- 239000000428 dust Substances 0.000 claims abstract description 23
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 12
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a high-efficiency heat dissipation structure of a converter, which comprises a converter body and a front end cover, wherein a PCB main board is arranged in the converter body, a power supply module is arranged above the PCB main board, the front end of the converter body is provided with the front end cover, the left side and the right side of the converter body are respectively grooved, the left side and the right side of the converter body are respectively provided with a dust removal filter plate, the two sides in the converter body are respectively and fixedly connected with a fixing frame, and the top end and the bottom end of the fixing frame are respectively provided with a fixing screw. According to the efficient heat dissipation structure of the converter, the guide fins and the dust removal filter plates are arranged on the two sides of the PCB main board, when the heat dissipation fan shell dissipates heat of the PCB main board and the power supply module from the rear, air flows are blown out from the notches on the two sides of the converter body under the guiding of the guide fins, so that the air flows can be uniformly dispersed from the two sides, the heat exchange of the air flows is more concentrated and efficient, and the problem of low heat dissipation efficiency is solved.
Description
Technical Field
The utility model relates to the technical field of heat dissipation of converters, in particular to a high-efficiency heat dissipation structure of a converter.
Background
The heat dissipation structure of the power converter is an important component for protecting the internal elements of the converter, and the heat dissipation is mainly carried out through wind.
According to application number 202222771453.7, the utility model discloses a high-efficient heat radiation structure of converter, including electric vehicle converter casing, electric vehicle converter casing in be equipped with the installation cavity, the installation cavity in be equipped with the installation counterpoint piece, electric vehicle converter casing on be equipped with lateral part butt joint radiator unit, lateral part butt joint radiator unit correspond with the position of installation cavity, electric vehicle converter casing on be equipped with outside reinforcement. In the installation process, the electric vehicle converter shell is installed on the electric vehicle converter to be sleeved and fixed, the installation alignment is carried out through the installation of the positioning piece, the installation precision is higher, the outer reinforcing piece is used for reinforcing the structure of the electric vehicle converter shell, and the heat can be radiated from the side butt joint radiating assembly through the side butt joint radiating assembly in the working process of the converter, so that the radiating area and the radiating rate are improved, and a better radiating effect is achieved.
The heat dissipation structure is mainly improved on the design of the shell, however, as the heat dissipation parts which are required to be installed in the shell are not optimized well, the residence time of hot air flow in the shell is long, and the heat exchange efficiency of the heat dissipation parts with the same specification and power is not high. Therefore, a high-efficiency heat dissipation structure of the converter is needed to solve the technical drawbacks of the above-mentioned technology.
Disclosure of Invention
The utility model aims to provide a high-efficiency heat dissipation structure of a converter, which is used for solving the problems of long residence time of hot air flow in a shell and low heat exchange efficiency in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient heat radiation structure of converter, includes converter body and front end housing, the inside PCB mainboard that is provided with of converter body, PCB mainboard top is provided with power module, the front end housing is installed to converter body front end, the converter body left and right sides is fluted respectively, the converter body left and right sides all is equipped with the dust removal filter plate, the inside both sides of converter body are fixedly connected with mount respectively, mount top and bottom all are equipped with the fixed screw, the mount passes through fixed screw and converter body fixed connection, equidistant welding of mount department has multiunit water conservancy diversion fin, water conservancy diversion fin parallel arrangement.
Preferably, a plurality of groups of notches for extending the flow guide fins are formed in the dust removal filter plate.
Preferably, the top and the bottom of the dust removal filter plate are welded with pins, the four corners of the outer wall of the converter body are respectively provided with jacks, the pins are clamped inside the jacks, and the pins and the jacks are respectively provided with arc protrusions and protruding parts in a jogged clamping mode.
Preferably, the mounting groove has been seted up to the converter body rear end, the heat dissipation fan casing is assembled to the mounting groove, be provided with the fin in the heat dissipation fan casing, heat dissipation fan casing outer wall welding has the anticollision net, fixedly connected with mounting bolt between heat dissipation fan casing and the mounting groove, heat dissipation fan casing and power module electric connection.
Preferably, the dust removal filter plate is made of hard nylon, and the guide fins are metal sheets.
Preferably, the guide fins are vertically arranged in two rows and symmetrically distributed about a vertical center line of the converter body.
Compared with the prior art, the utility model has the beneficial effects that: the high-efficiency heat dissipation structure of the converter not only realizes more centralized air flow heat exchange and high heat dissipation efficiency, reduces the number of screws, facilitates the disassembly of a filter screen, but also realizes the replacement of the heat dissipation fan without uncovering;
(1) Through the arrangement of the guide fins and the dust removing filter plates, the converter is provided with the guide fins on two sides of the PCB main board, when the heat radiating fan shell dissipates heat of the PCB main board and the power supply module from the rear, air flows are blown out from the notches on two sides of the converter body under the guiding action of the guide fins, so that the air flows can be uniformly dispersed from two sides, the two sides are grooved and are provided with the dust removing filter plates, the blockage and ash falling of the heat radiating holes can be reduced, the time of the hot air flow gathering inside can be reduced through the plurality of groups of guide fins which are arranged in parallel, the heat exchange of the air flows is more concentrated and efficient, the heat radiating efficiency is improved, the components of the PCB main board can be better protected, and the safe operation of the converter is ensured;
(2) The pin, the jack and the dust-removing filter plate are arranged, the mode of screw fixation is abandoned in the assembly of the dust-removing filter plate, the pin and the outer wall of the jack are both processed with arc bulges in a plugging and fixing mode, the bulge forms a clamping friction force and is clamped in the jack, so that the dust-removing filter plate cannot easily fall off, the dust-removing filter plate can be plugged into heat dissipation notches at two sides of the converter body only with force, the disassembly and the fixation are convenient, the number of screws is reduced, and the cleaning and the maintenance of the dust-removing filter plate are more convenient;
(3) Through being provided with heat dissipation fan casing, mounting bolt, anticollision net, radiator fan casing passes through the mounting bolt assembly at converter body rear, and not direct assembly is originally internal at the converter, if there is the damage, directly dismantle the change with heat dissipation fan casing from converter body rear, need not to open the front end housing, avoid tearing down the damage to PCB mainboard module when changing, the radiator fan outside still has the anticollision net to prevent that the foreign matter from getting into, has the function that need not to uncap can demolish.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 1A according to the present utility model;
fig. 4 is a schematic front view of the guide fin of the present utility model.
In the figure: 1. a transducer body; 2. a PCB motherboard; 3. a dust removal filter plate; 4. a guide fin; 5. a fixing frame; 6. a set screw; 7. a front end cover; 8. a jack; 9. pins; 10. a power module; 11. a mounting groove; 12. installing a bolt; 13. a heat dissipation fan housing; 14. a heat radiation blade; 15. an anti-collision net.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.
Example 1: referring to fig. 1-4, a high-efficiency heat dissipation structure of a converter comprises a converter body 1 and a front end cover 7, wherein a PCB main board 2 is arranged in the converter body 1, a power module 10 is arranged above the PCB main board 2, the front end of the converter body 1 is provided with the front end cover 7, the left side and the right side of the converter body 1 are respectively grooved, the left side and the right side of the converter body 1 are respectively provided with a dust removal filter plate 3, the two sides of the inside of the converter body 1 are respectively fixedly connected with a fixing frame 5, the top end and the bottom end of the fixing frame 5 are respectively provided with a fixing screw 6, the fixing frame 5 is fixedly connected with the converter body 1 through the fixing screws 6, a plurality of groups of guide fins 4 are welded at equal intervals at the fixing frame 5, the guide fins 4 are arranged in parallel, a plurality of groups of notches for extending out of the guide fins 4 are formed in the dust removal filter plate 3, the dust removal filter plate 3 is made of hard nylon material, the guide fins 4 are metal sheets, and the guide fins 4 are vertically arranged in two rows and symmetrically distributed about the vertical center line of the converter body 1;
specifically, as shown in fig. 1, fig. 2 and fig. 4, the converter is provided with the guide fins 4 on two sides of the PCB main board 2, when the heat dissipation fan housing 13 dissipates heat from the PCB main board 2 and the power module 10 from the rear, the blown air flow is guided by the guide fins 4 on two sides, and the air flow is blown out from the notches on two sides of the converter body 1 under the guiding action of the guide fins 4, so that the air flow can be uniformly dispersed from two sides, the two sides are grooved and are provided with the dust removal filter board 3, the blockage and ash falling of the heat dissipation holes can be reduced, the time for collecting the hot air flow inside can be reduced by the guide fins 4 which are arranged in parallel, and the heat exchange of the air flow is more concentrated and efficient.
Example 2: pins 9 are welded at the top and the bottom of the dust removal filter plate 3, insertion holes 8 are respectively formed in four corners of the outer wall of the converter body 1, the pins 9 are clamped inside the insertion holes 8, arc protrusions are processed on the pins 9 and the insertion holes 8, and protruding parts are embedded and clamped;
specifically, as shown in fig. 1, 2 and 3, the assembly of the dust-removing filter plate 3 abandons the mode of screw fixation, adopts the mode of inserting and fixing, inserts the jack 8 reserved at four corners of the converter body 1 through the pins 9 at the top and the bottom, and the outer walls of the pins 9 and the jack 8 are all processed with arc bulges, and the bulge forms clamping friction force and is clamped in the jack 8, so that the dust-removing filter plate 3 cannot easily deviate from, and the dust-removing filter plate 3 can be inserted and pulled into the heat dissipation notches at two sides of the converter body 1 only with force.
Example 3: the rear end of the converter body 1 is provided with a mounting groove 11, a heat dissipation fan shell 13 is assembled in the mounting groove 11, heat dissipation blades 14 are arranged in the heat dissipation fan shell 13, an anti-collision net 15 is welded on the outer wall of the heat dissipation fan shell 13, a mounting bolt 12 is fixedly connected between the heat dissipation fan shell 13 and the mounting groove 11, and the heat dissipation fan shell 13 is electrically connected with the power supply module 10;
specifically, as shown in fig. 1 and 2, the heat dissipation fan housing 13 is assembled behind the converter body 1 through the mounting bolts 12, instead of being directly assembled in the converter body 1, if the heat dissipation fan housing 13 is damaged, the heat dissipation fan housing 13 is directly detached from the rear of the converter body 1 for replacement, the front end cover 7 is not required to be opened, the damage to the PCB main board 2 module during replacement is avoided, the anti-collision net 15 is arranged outside the heat dissipation blades 14 to prevent foreign matters from entering, and by arranging two groups of heat dissipation blades 14, when the heat dissipation blades 14 receive the temperature signal at the power supply module 10 to be opened, the inside of the converter body 1 can be efficiently dissipated.
Working principle: the heat dissipation fan housing 13 is assembled behind the converter body 1 through the mounting bolts 12, when the heat dissipation blades 14 receive temperature signals at the power supply module 10 and are opened, the high-efficiency heat dissipation can be carried out inside the converter body 1, the converter is provided with the guide fins 4 on two sides of the PCB main board 2, when the heat dissipation fan housing 13 dissipates heat to the PCB main board 2 and the power supply module 10 from the rear, blown air flows are guided through the guide fins 4 on two sides, the air flows are blown out from the notches on two sides of the converter body 1 under the guiding action of the guide fins 4, the air flows can be uniformly dispersed from two sides, the two sides are grooved and are assembled with the dust removal filter plate 3, the blockage of the heat dissipation holes and the ash falling can be reduced, the time for collecting hot air flows inside can be reduced through the guide fins 4 which are arranged in parallel, the air flow heat exchange is concentrated and efficient, the screw fixing mode is abandoned in the assembly of the dust removal filter plate 3, the plug fixing mode is adopted, the plug pins 9 at the top and the bottom are inserted into the jacks 8 of the four corners of the converter body 1, the plug pins 9 and the outer walls of the jacks 8 are all processed to form clamping friction force, the clamping parts are clamped in the jacks 8, the dust removal filter plate 3 cannot be easily separated from the two sides of the converter body, and the dust removal filter plate 3 can be easily pulled out by the notch by the heat removal filter plate 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a high-efficient heat radiation structure of converter, includes converter body (1) and front end housing (7), its characterized in that: the novel dust collector comprises a converter body (1), wherein a PCB main board (2) is arranged inside the converter body (1), a power module (10) is arranged above the PCB main board (2), a front end cover (7) is arranged at the front end of the converter body (1), grooves are formed in the left side and the right side of the converter body (1) respectively, dust collection filter plates (3) are arranged on the left side and the right side of the converter body (1), fixing frames (5) are fixedly connected to the two sides inside the converter body (1) respectively, fixing screws (6) are arranged at the top end and the bottom end of the fixing frames (5), the fixing frames (5) are fixedly connected with the converter body (1) through the fixing screws (6), a plurality of groups of guide fins (4) are welded at equal intervals at the fixing frames (5), and the guide fins (4) are arranged in parallel.
2. The efficient heat dissipation structure of a converter of claim 1, wherein: a plurality of groups of notches for extending out of the guide fins (4) are formed in the dedusting filter plate (3).
3. The efficient heat dissipation structure of a converter of claim 1, wherein: the dust removal filter plate is characterized in that pins (9) are welded at the top and the bottom of the dust removal filter plate (3), insertion holes (8) are respectively formed in four corners of the outer wall of the converter body (1), the pins (9) are clamped inside the insertion holes (8), and arc protrusions and protruding portion embedding clamping joints are formed in the pins (9) and the insertion holes (8).
4. The efficient heat dissipation structure of a converter of claim 1, wherein: the novel power supply module is characterized in that the rear end of the converter body (1) is provided with a mounting groove (11), a heat dissipation fan shell (13) is assembled in the mounting groove (11), heat dissipation blades (14) are arranged in the heat dissipation fan shell (13), an anti-collision net (15) is welded on the outer wall of the heat dissipation fan shell (13), a mounting bolt (12) is fixedly connected between the heat dissipation fan shell (13) and the mounting groove (11), and the heat dissipation fan shell (13) is electrically connected with the power supply module (10).
5. The efficient heat dissipation structure of a converter of claim 1, wherein: the dust removal filter plate (3) is made of hard nylon, and the guide fins (4) are metal sheets.
6. The efficient heat dissipation structure of a converter of claim 1, wherein: the guide fins (4) are vertically arranged in two rows and symmetrically distributed about the vertical center line of the converter body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322311847.9U CN220653881U (en) | 2023-08-28 | 2023-08-28 | Efficient heat dissipation structure of converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322311847.9U CN220653881U (en) | 2023-08-28 | 2023-08-28 | Efficient heat dissipation structure of converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220653881U true CN220653881U (en) | 2024-03-22 |
Family
ID=90294355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322311847.9U Active CN220653881U (en) | 2023-08-28 | 2023-08-28 | Efficient heat dissipation structure of converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220653881U (en) |
-
2023
- 2023-08-28 CN CN202322311847.9U patent/CN220653881U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |