CN216162601U - Frequency converter - Google Patents
Frequency converter Download PDFInfo
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- CN216162601U CN216162601U CN202122187612.4U CN202122187612U CN216162601U CN 216162601 U CN216162601 U CN 216162601U CN 202122187612 U CN202122187612 U CN 202122187612U CN 216162601 U CN216162601 U CN 216162601U
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- shell
- housing
- fan
- frequency converter
- power supply
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Abstract
The utility model discloses a frequency converter, which comprises a shell, a radiator, a power supply drive board, a control board and an operation panel, wherein the shell is provided with a heat radiator; the radiator, the power supply driving board and the control board are arranged in the shell; the operation panel is arranged on the control panel; one side of the power supply driving plate is also connected with a cylindrical capacitor; the shell is internally provided with circular holes with the number corresponding to that of the cylindrical capacitor, three fan-shaped heat conducting fins are annularly arranged on the outer edge vertical to the circular holes, and the cylindrical capacitor is wrapped by the three fan-shaped heat conducting fins after passing through the circular holes; the shell is also provided with a heat radiation fan which is electrically connected with the power supply drive board, the heat radiation fan is provided with a cover plate, one end of the cover plate is vertically provided with a V-shaped elastic sheet, and the shell is provided with a square groove; the V-shaped elastic sheet is pressed and buckled in the square groove by extruding the V-shaped elastic sheet; according to the frequency converter provided by the embodiment of the utility model, the heat generated by the capacitor is led out through the three fan-shaped heat conducting fins, so that the heat dissipation performance of the capacitor is improved; through set up V type shell fragment in apron one side, the dismouting radiator fan of being convenient for.
Description
Technical Field
The embodiment of the utility model relates to the technology of a frequency converter.
Background
The electric capacity during operation of converter can produce the heat, if can't in time discharge the heat, leads to the mainboard to burn out easily, in current converter, radiator fan is in operating condition when the start always, so radiator fan belongs to the vulnerable part in the converter, needs often to change, and current converter fan generally is direct mount on the mainboard, the dismouting of being not convenient for.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the embodiments of the present invention is to provide a heat dissipation cover for a frequency converter, which solves the problems of poor heat dissipation of a capacitor of the frequency converter and inconvenience in assembly and disassembly of a heat dissipation fan in the prior art.
A frequency converter comprises a shell, a radiator, a power supply driving board, a control board and an operation panel;
the radiator, the power supply driving board and the control board are arranged in the shell; the operation panel is arranged on the control panel;
one side of the power supply driving board is also connected with a plurality of cylindrical capacitors;
the shell is internally provided with circular holes corresponding to the cylindrical capacitor in number, three fan-shaped heat conducting fins are annularly arranged on the outer edge vertical to the circular holes, and the cylindrical capacitor is wrapped by the three fan-shaped heat conducting fins after passing through the circular holes;
the shell is also provided with a heat dissipation fan electrically connected with the power supply driving board, the heat dissipation fan is provided with a cover plate, one end of the cover plate is vertically provided with a V-shaped elastic sheet, and the shell is provided with a square groove; the V-shaped elastic sheet is pressed and buckled in the square groove by squeezing the V-shaped elastic sheet, so that the cover plate is buckled on the shell.
Preferably, the shell comprises a first shell, a second shell, a third shell and a metal rear cover which are sequentially screwed together, and the metal rear cover is buckled on the third shell.
Preferably, the number of the cylindrical capacitors is four.
Preferably, a heat dissipation plate is further connected to the bottom of the second housing.
Preferably, the first housing is divided into a first upper housing and a first lower housing, wherein the first upper housing is provided with a mounting groove for placing the operation panel.
Preferably, a plurality of edges of the third shell are provided with screw hole connecting plates, and the screw hole connecting plates extend along the direction of the third shell to form arc-shaped slots.
According to the frequency converter provided by the embodiment of the utility model, the fan-shaped heat conducting fins are arranged, so that the cylindrical capacitor is wrapped and fixed, and the heat generated by the capacitor is led out through the three fan-shaped heat conducting fins, so that the heat dissipation performance of the capacitor is improved; through set up V type shell fragment in apron one side, only need extrude V type shell fragment can take off the apron or the lock joint is on the casing, the dismouting radiator fan of being convenient for.
Drawings
FIG. 1 is an exploded view of a frequency converter according to the present invention;
fig. 2 is a schematic structural diagram of a third casing of the frequency converter according to the present invention.
The figures show the following:
1. a housing; 2. a heat sink; 3. a power supply driving board; 4. a control panel; 5. an operation panel; 6. a cylindrical capacitor; 7. a heat radiation fan; 8. a cover plate; 11. a first housing; 12. a second housing; 13. a third housing; 14. a metal rear cover; 81. a V-shaped elastic sheet; 111. a first upper case; 112. a first lower case; 121. a heat dissipation plate; 131. a circular hole; 132. fan-shaped heat-conducting fins; 133. a square groove; 134. a screw hole connecting plate; 135. arc-shaped grooving; 1111. and (4) mounting the groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 2, the frequency converter includes a housing 1, a heat sink 2, a power driving board 3, a control board 4, and an operation panel 5;
the radiator 2, the power supply driving board 3 and the control board 4 are arranged in the shell 1; the radiator 2, the power supply driving board 3 and the operation panel 5 are electrically connected with the control board 4; the operation panel 5 is installed on the control panel 4;
one side of the power supply driving board 3 is also connected with 4 cylindrical capacitors 6;
preferably, the housing 1 includes a first housing 11, a second housing 12, a third housing 13 and a metal rear cover 14, which are sequentially screwed together, and the metal rear cover 14 is fastened to the third housing 13.
The third housing 13 is provided with 4 circular holes 131, three fan-shaped heat conducting fins 132 are annularly arranged on the outer edge perpendicular to the circular holes 131, and the cylindrical capacitor 6 is wrapped by the three fan-shaped heat conducting fins 132 after passing through the circular holes 131; the fan-shaped heat conducting fins 132 are preferably aluminum sheets, and the fan-shaped heat conducting fins 132 are arranged on the round holes 131, so that the effect of wrapping and fixing the cylindrical capacitor 6 is achieved, on one hand, heat generated by the capacitor is led out after the three fan-shaped heat conducting fins 132 are in contact with the cylindrical capacitor 6, and the overall heat dissipation performance of the capacitor is improved.
The third shell 13 is also provided with a heat radiation fan 7 electrically connected with the power supply driving board 3, the heat radiation fan 7 is provided with a cover plate 8, one end of the cover plate 8 is vertically provided with a V-shaped elastic sheet 81, and the third shell 13 is internally provided with a square groove 133; the V-shaped elastic sheet 81 is pressed and buckled on the inner side wall of the square groove 133 by pressing the V-shaped elastic sheet 81, so that the cover plate 8 is buckled on the shell 1; the press-buckling design of the V-shaped elastic sheet 81 simplifies the mounting structure of the cooling fan and is more convenient for dismounting the cooling fan.
Preferably, a heat dissipation plate 121 is further connected to the bottom of the second housing 12.
Preferably, the first housing 11 is divided into a first upper housing 111 and a first lower housing 112 spliced with the first upper housing 111, wherein the first upper housing 111 is opened with an installation groove 1111 for placing the operation panel 5.
Preferably, a plurality of corners of the third housing 13 are provided with screw hole connecting plates 134, and the screw hole connecting plates 134 extend along the direction of the third housing 13 to form arc-shaped slots 135; the arc-shaped slot 135 is provided to facilitate the fastening of the third housing 13 to an external work platform after the bolt is inserted through the bolt hole connecting plate 134.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. A frequency converter is characterized by comprising a shell, a radiator, a power supply drive board, a control board and an operation panel;
the radiator, the power supply driving board and the control board are arranged in the shell; the operation panel is arranged on the control panel;
one side of the power supply driving board is also connected with a plurality of cylindrical capacitors;
the shell is internally provided with circular holes corresponding to the cylindrical capacitor in number, three fan-shaped heat conducting fins are annularly arranged on the outer edge vertical to the circular holes, and the cylindrical capacitor is wrapped by the three fan-shaped heat conducting fins after passing through the circular holes;
the shell is also provided with a heat dissipation fan electrically connected with the power supply driving board, the heat dissipation fan is provided with a cover plate, one end of the cover plate is vertically provided with a V-shaped elastic sheet, and the shell is provided with a square groove; the V-shaped elastic sheet is pressed and buckled in the square groove by squeezing the V-shaped elastic sheet, so that the cover plate is buckled on the shell.
2. The frequency converter according to claim 1, wherein the housing comprises a first housing, a second housing, a third housing, and a metal rear cover screwed together in sequence, and the metal rear cover is fastened to the third housing.
3. The frequency converter according to claim 1, wherein the number of the cylindrical capacitors is four.
4. The frequency converter according to claim 2, wherein a heat dissipation plate is further connected to a bottom of the second housing.
5. The frequency converter according to claim 2, wherein the first housing is divided into a first upper housing and a first lower housing, wherein the first upper housing defines a mounting groove for placing the operation panel.
6. The frequency converter according to claim 2, wherein a plurality of corners of the third housing are each provided with a screw hole connecting plate, and the screw hole connecting plate is extended with an arc-shaped slot along the direction of the third housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187612.4U CN216162601U (en) | 2021-09-10 | 2021-09-10 | Frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187612.4U CN216162601U (en) | 2021-09-10 | 2021-09-10 | Frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216162601U true CN216162601U (en) | 2022-04-01 |
Family
ID=80848141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122187612.4U Active CN216162601U (en) | 2021-09-10 | 2021-09-10 | Frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216162601U (en) |
-
2021
- 2021-09-10 CN CN202122187612.4U patent/CN216162601U/en active Active
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