CN216752566U - Heat dissipation device for inverter - Google Patents
Heat dissipation device for inverter Download PDFInfo
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- CN216752566U CN216752566U CN202123247254.8U CN202123247254U CN216752566U CN 216752566 U CN216752566 U CN 216752566U CN 202123247254 U CN202123247254 U CN 202123247254U CN 216752566 U CN216752566 U CN 216752566U
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- inverter
- air inlet
- dust screen
- heat
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Abstract
The utility model discloses a heat abstractor for dc-to-ac converter, casing including the cube bodily form, be provided with two at least air inlet fans on the leading flank of casing, the casing is in air intake department of air inlet fan all detachable is provided with first dust screen, correspond on the trailing flank of casing with the air inlet fan and be provided with a plurality of exhaust fan, the inside of casing is provided with the dc-to-ac converter main part, the dc-to-ac converter main part sets up with a plurality of the central point of air inlet fan line is put relatively, the power pipe of dc-to-ac converter main part is connected with the radiator along the fore-and-aft direction, air inlet fan and exhaust fan all are connected with control mechanism, be provided with the bumper shock absorber foot on the bottom surface of casing, it has densely covered bleeder vent to open on the side of casing or the bottom surface, densely covered bleeder vent department detachable is provided with the second dust screen; the utility model has the advantages of good heat dissipation effect, convenient dust prevention and dust removal and low cost.
Description
Technical Field
The utility model belongs to the technical field of the dc-to-ac converter heat dissipation, concretely relates to heat abstractor for dc-to-ac converter.
Background
The inverter is composed of an inverter bridge, control logic and a filter circuit, and is a device for converting direct current electric energy (batteries and storage batteries) into alternating current (generally 220V,50Hz sine wave).
The inverter, as a piece of power electronics, is subject to temperature challenges as with all electronic products, in which case up to 55% of the failure rate is due to temperature. The inverter circuit is provided with electronic components such as capacitors and inductors, a large amount of heat can be generated during working, and if the heat is not dissipated in time, the electronic components can be aged, and the service life is shortened.
China (CN202020516804.8) discloses an inverter with a dustproof heat dissipation function, which comprises a box body, an inverter main body and a controller, wherein a heat dissipation channel is arranged in the box body, one end of the heat dissipation channel is connected with a heat dissipation fan, the other end of the heat dissipation channel is connected with a heat dissipation plate, the heat dissipation channel is a Y-shaped channel, the heat dissipation fan comprises a heat dissipation fan i and a heat dissipation fan ii, the heat dissipation fan i and the heat dissipation fan ii are respectively connected with the controller, and a thermometer and a hygrometer are also arranged in the box body and are also respectively connected with the controller; the box body is also provided with an air inlet, the air inlet is provided with a dust guard, and the dust guard comprises a plate frame, folded plates uniformly distributed in the plate frame and dust-proof cotton slivers filled between the folded plates; the structure is novel, the design is reasonable, when the temperature in the shell is high, two cooling fans can be used for cooling, the dust guard plate arranged at the air inlet can block dust, the exhaust fan is arranged on one side of the shell, the air volume is small, the air inlet and the air outlet of the shell are small, and the cooling effect is limited; the dust guard uses dustproof silver, sets up inside the box, and unable discernment leads to the air intake to block up easily behind the deposition, and the dust guard deashing is inconvenient.
In order to prevent water and dust, the inverter is mainly of a box structure, which easily causes the problem of heat concentration, so how to design the heat dissipation device of the inverter is a problem to be solved.
Disclosure of Invention
The utility model aims at the problem that prior art exists, provide a heat abstractor for dc-to-ac converter that the radiating effect is good, dustproof deashing is convenient, with low costs.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a heat abstractor for dc-to-ac converter, includes the casing of cube bodily form, be provided with two at least inlet fans on the leading flank of casing, the casing is in the equal detachable of air intake department of inlet fan is provided with first dust screen, on the trailing flank of casing with the inlet fan corresponds and is provided with a plurality of exhaust fan, the inside of casing is provided with the dc-to-ac converter main part, dc-to-ac converter main part and a plurality of the central point of inlet fan line puts the relative setting, the power pipe of dc-to-ac converter main part is connected with the radiator along the fore-and-aft direction, inlet fan with the exhaust fan all is connected with control mechanism.
In the above scheme, the heat dissipation device for the inverter comprises a cubic casing, at least two air inlet fans are arranged on the front side surface of the casing, the air flow in the casing is increased, a first dust screen is detachably arranged at the air inlets of the air inlet fans and used for filtering dust at the air inlets, internal electronic devices are protected, multiple layers can be arranged on the casing, a plurality of exhaust fans are arranged on the rear side surface of the casing corresponding to the air inlet fans, the air flow is increased, an inverter main body is arranged in the casing and is arranged opposite to the central positions of connecting lines of the air inlet fans, the air cooling effect is improved for the fans, the heat dissipation of the inverter main body is accelerated, a power tube of the inverter main body is connected with a radiator along the front-back direction, and the power tube is a heating concentrated part of the inverter, connect the radiator and increase heat radiating area, the cooperation forced air cooling dispels the heat rapidly, advance the fan with exhaust fan all is connected with control mechanism.
Furthermore, the bottom surface of the machine shell is provided with a shock absorber foot, the side surface or the bottom surface of the machine shell is provided with densely-distributed air holes, and the second dust screen is detachably arranged at the densely-distributed air holes.
The bottom surface of casing is provided with the bumper shock absorber foot, sets up the bumper shock absorber foot and is convenient for lay the machine, it has the closely distributed bleeder vent to open on the side of casing or the bottom surface, closely distributed bleeder vent department detachable is provided with the second dust screen, sets up closely distributed bleeder vent and increases the air flow, and the heat dissipation of being convenient for sets up the second dust screen and prevents the ash. The top surface of the machine shell adopts a sealing structure to prevent ash from depositing on the dust screen due to gravity. The densely distributed air holes are a plurality of through holes obtained through the array.
Further, the control mechanism is a gear switch arranged on the machine shell.
The control mechanism is a gear switch arranged on the casing, and the rotating speed of the fan is adjusted through the switch, so that the heat dissipation requirements of different environments are met.
Further, the inverter body is provided with a support connected to both ends of the radiator.
The inverter main body is provided with a support which is connected with two end parts of the radiator, and the radiator can be fixedly connected through screws or clamp spring structures, so that the radiator is convenient to install and maintain.
Furthermore, a heat dissipation fin structure is arranged on the outer surface of the casing.
The outer surface of the shell is provided with a radiating fin structure, so that the radiating area of the shell is increased, and the radiating of the shell is facilitated.
Further, control mechanism include with air inlet fan with exhaust fan electric connection's controller, controller electric connection has the temperature-sensing ware, the temperature-sensing ware set up in on the dc-to-ac converter main part.
Control mechanism include with advance the fan with exhaust fan electric connection's controller, controller electric connection has the temperature-sensing ware, the temperature-sensing ware set up in the dc-to-ac converter main part, through the temperature of temperature-sensing ware test inverter main part department, the rotational speed of adjusting the fan according to the temperature rise and fall adapts to the needs of different temperatures, and is intelligent, low-cost.
Further, an operation panel is arranged on the front side face of the casing, the operation panel is electrically connected with the controller and the inverter main body respectively, and an overload protection switch is arranged on the front side face of the casing.
The front side of casing is provided with operating panel, operating panel electric connection respectively the controller with the inverter main part, operating panel contain the display screen can show inside temperature, inverter voltage, electric current and relevant parameter, the front side of casing is provided with overload protection switch, and the inverter main part is connected with protection circuit, and overload protection switch resets protection circuit.
Furthermore, the casing is provided with a mounting groove matched with the appearance of the first dust screen and the appearance of the second dust screen, and the first dust screen and the second dust screen are connected with the mounting groove through a clamping groove structure or a screw.
The casing is provided with a mounting groove matched with the appearance of the first dust screen and the appearance of the second dust screen for the installation and the positioning of the dust screens, and the first dust screen and the second dust screen are connected with the mounting groove through a clamping groove structure or a screw, so that the dust screens can be conveniently disassembled and cleaned.
Further, the casing is in air outlet department of exhaust fan is provided with shutter heat radiation structure, first dust screen passes through the safety cover setting and is in on the casing, the safety cover passes through the screw thread or rotatory buckle mode sets up on the casing.
The casing is in air outlet department of exhaust fan is provided with shutter heat radiation structure, reduces and does not use inside making the dust get into the casing, first dust screen passes through the safety cover setting on the casing, the safety cover passes through the screw thread or rotatory buckle mode sets up on the casing, the safety cover protects first dust screen, connects convenient and fast through screw thread or rotatory buckle mode, also can use the screw to fix.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model adopts the air inlet fan, the exhaust fan and the inverter main body to cooperate with the radiator for air cooling, and the heat dissipation effect is good;
2. the utility model has the advantages that the dustproof net is arranged at the air inlet and the vent hole, the dustproof effect is good, the dustproof net can be disassembled and connected, the dustproof and the dust removal are convenient, the louver heat dissipation structure is arranged at the air outlet, the internal dust can be blown out conveniently, and the hot air can be blown out conveniently;
3. the utility model is provided with the densely distributed air holes and the radiating fin structure, which is convenient for the dissipation of the heat inside the box-type inverter;
4. the utility model discloses the structure is easily made, sets up controller and temperature sensor and adjusts wind-force, and is with low costs.
Drawings
Fig. 1 is a front view of a heat dissipation device for an inverter according to the present invention;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is a rear view of FIG. 1;
FIG. 4 is a bottom view of FIG. 1;
in the figure: 1. a housing; 2. a fan inlet; 3. a first dust screen; 4. an exhaust fan; 5. an inverter main body; 6. a heat sink; 7. a shock absorber foot; 8. densely distributing air holes; 9. a second dust screen; 10. a temperature sensor; 11. a controller; 12. an operation panel; 13. an overload protection switch; 14. a louver heat dissipation structure; 15. a protective cover.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the drawings in the present application, and it should be understood 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 skilled 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 noted that the terms "front", "back", "left", "right", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships usually placed when the utility model is used, and are only for the convenience of describing the utility model or simplifying the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed or operated in a specific direction, and therefore, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-4, a heat dissipation device for an inverter comprises a cubic housing 1, at least two air inlet fans 2 are disposed on the front side of the housing 1 to increase the air flow inside the housing 1, a first dust screen 3 is detachably disposed at the air inlets of the air inlet fans 2 of the housing 1, the first dust screen 3 filters dust at the air inlets to protect internal electronic devices, and can be disposed in multiple layers, a plurality of exhaust fans 4 are disposed on the rear side of the housing 1 corresponding to the air inlet fans 2 to increase the air flow, an inverter main body 5 is disposed inside the housing 1, the inverter main body 5 is disposed opposite to the center of the connection lines of the plurality of air inlet fans 2 to improve the air cooling effect of the fans, thereby increasing the heat dissipation of the inverter main body 5, and the power pipes of the inverter main body 5 are connected with heat sinks 6 in the front-back direction, the power tube is the heating concentrated position of the inverter, is connected with the radiator 6 to increase the radiating area, and is matched with air cooling to quickly radiate heat, and the air inlet fan 2 and the exhaust fan 4 are both connected with a control mechanism to control the work of the fans. The radiator 6 can adopt a structure that a plurality of aluminum sheets are stacked and inserted into copper pipes.
Furthermore, a shock absorber foot 7 is arranged on the bottom surface of the machine shell 1, densely-distributed air holes 8 are formed in the side surface or the bottom surface of the machine shell 1, and a second dust screen 9 is detachably arranged at the densely-distributed air holes 8.
Be provided with bumper shock absorber foot 7 on the bottom surface of casing 1, set up bumper shock absorber foot 7 and be convenient for lay the machine, it has densely covered bleeder vent 8 to open on the side of casing 1 or the bottom surface, 8 department detachable of densely covered bleeder vent are provided with second dust screen 9, set up densely covered bleeder vent 8 and increase the air current volume, and the heat dissipation of being convenient for sets up second dust screen 9 and prevents the ash. The top surface of the machine shell 1 adopts a sealing structure to prevent ash from depositing on the dust screen due to gravity. The densely distributed air holes 8 are a plurality of through holes obtained by the array.
Further, the inverter body 5 is provided with a bracket to be connected to both ends of the radiator 6.
The inverter main body 5 is provided with a support which is connected with two end parts of the radiator 6, and the radiator 6 can be conveniently installed and maintained by connecting and fixing through screws or clamp spring structures.
Further, the control mechanism comprises a controller 11 electrically connected with the air inlet fan 2 and the exhaust fan 4, the controller 11 is electrically connected with a temperature sensor 10, and the temperature sensor 10 is arranged on the inverter main body 5.
Control mechanism include with advance fan 2 with exhaust fan 4 electric connection's controller 11, 11 electric connection of controller has temperature-sensing ware 10, temperature-sensing ware 10 set up in on the dc-to-ac converter main part 5, through the temperature of temperature-sensing ware 10 test inverter main part 5 department, the rotational speed of adjusting the fan according to the temperature rise and fall, the needs that adapt to different temperatures are intelligent, low cost.
Further, an operation panel 12 is disposed on the front side surface of the casing 1, the operation panel 12 is electrically connected to the controller 11 and the inverter main body 5, respectively, and an overload protection switch 13 is disposed on the front side surface of the casing 1.
The front side of casing 1 is provided with operating panel 12, operating panel 12 electric connection respectively controller 11 with inverter main part 5, operating panel 12 contain the display screen can show inside temperature, inverter voltage, electric current and relevant parameter, the front side of casing 1 is provided with overload protection switch 13, and inverter main part 5 is connected with protection circuit, and overload protection switch 13 resets protection circuit.
Furthermore, the casing 1 is provided with mounting grooves matched with the shapes of the first dust screen 3 and the second dust screen 9, and the first dust screen 3 and the second dust screen 9 are connected with the mounting grooves through clamping groove structures or screws.
The casing 1 is last to open have with first dust screen 3 with the appearance matched with mounting groove of second dust screen 9 for the dust screen installation location, first dust screen 3 with second dust screen 9 all through draw-in groove structure or screw with the mounting groove is connected, the dismouting and the deashing of the dust screen of being convenient for.
Further, casing 1 is in exhaust fan 4's air outlet department is provided with shutter heat radiation structure 14, first dust screen 3 sets up through safety cover 15 on the casing 1, safety cover 15 sets up through screw thread or rotatory buckle mode on the casing 1.
Example 2
The heat dissipation device for the inverter of the present embodiment is further optimized based on embodiment 1:
further, a heat dissipation fin structure is arranged on the outer surface of the casing 1.
The outer surface of the casing 1 is provided with a radiating fin structure, so that the radiating area of the casing 1 is increased, and the heat radiation of the casing 1 is facilitated.
Further, the control mechanism is a gear switch arranged on the machine shell 1.
The control mechanism is a gear switch arranged on the casing 1, and the rotating speed of the fan is adjusted through the switch, so that the heat dissipation requirements of different environments are met. The temperature at the inverter main body 5 displayed on the operation panel 12 is adjusted.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.
Claims (8)
1. A heat dissipation device for an inverter is characterized by comprising a cubic casing, wherein at least two air inlet fans are arranged on the front side surface of the casing, a first dust screen is detachably arranged at air inlets of the air inlet fans of the casing, a plurality of exhaust fans are arranged on the rear side surface of the casing corresponding to the air inlet fans, an inverter main body is arranged in the casing, the inverter main body is arranged opposite to the central position of a connecting line of the air inlet fans, a power tube of the inverter main body is connected with a heat radiator in the front-back direction, the air inlet fans and the exhaust fans are connected with a control mechanism, and a shock absorber foot is arranged on the bottom surface of the casing; the side surface or the bottom surface of the shell is provided with densely distributed air holes, and second dust screens are detachably arranged at the densely distributed air holes.
2. The heat sink for an inverter according to claim 1, wherein a support connected to both end portions of the heat sink is provided on the inverter main body.
3. The heat sink for an inverter according to claim 1, wherein a heat radiation fin structure is provided on an outer surface of the case.
4. The heat dissipating apparatus for an inverter of claim 1, wherein the control mechanism comprises a position switch provided on the case.
5. The heat dissipating device for an inverter as claimed in claim 1, wherein the control mechanism includes a controller electrically connected to the intake fan and the exhaust fan, the controller being electrically connected to a temperature sensor disposed on the inverter body.
6. The heat sink for inverter as claimed in claim 5, wherein the front side of the casing is provided with an operation panel, the operation panel is electrically connected to the controller and the inverter main body, respectively, and the front side of the casing is provided with an overload protection switch.
7. The heat dissipation device for an inverter of claim 1, wherein the housing has mounting grooves that match with the shapes of the first and second dust screens, and the first and second dust screens are connected to the mounting grooves by a slot structure or screws.
8. The heat dissipating device for an inverter according to claim 1, wherein the casing is provided with a louver heat dissipating structure at an air outlet of the exhaust fan, the first dust screen is provided on the casing through a protective cover, and the protective cover is provided on the casing through a screw or a rotary buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123247254.8U CN216752566U (en) | 2021-12-22 | 2021-12-22 | Heat dissipation device for inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123247254.8U CN216752566U (en) | 2021-12-22 | 2021-12-22 | Heat dissipation device for inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216752566U true CN216752566U (en) | 2022-06-14 |
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ID=81936573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123247254.8U Active CN216752566U (en) | 2021-12-22 | 2021-12-22 | Heat dissipation device for inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216752566U (en) |
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2021
- 2021-12-22 CN CN202123247254.8U patent/CN216752566U/en active Active
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