CN217362883U - High-efficient heat dissipation converter - Google Patents
High-efficient heat dissipation converter Download PDFInfo
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- CN217362883U CN217362883U CN202220742344.XU CN202220742344U CN217362883U CN 217362883 U CN217362883 U CN 217362883U CN 202220742344 U CN202220742344 U CN 202220742344U CN 217362883 U CN217362883 U CN 217362883U
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- radiator
- heat
- frequency converter
- heating element
- converter
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Abstract
The utility model discloses a high-efficient heat dissipation converter, including heating element, PCB board and converter casing, heating element installs on the PCB board, still includes profile of tooth radiator, aluminium base board radiator and heat conduction gasket, converter casing fixedly connected with profile of tooth radiator it has square mounting hole to open on the converter casing, and aluminium base board radiator is installed in square mounting hole, and the outside at the converter casing is installed to the PCB board, is equipped with heat conduction gasket between heating element and aluminium base board radiator, and heat conduction gasket and aluminium base board radiator are all spacing all around through the converter casing. The utility model discloses small, power density is big, the cost of manufacture is low, and the radiating efficiency is good simultaneously, has solved the problem that the converter operation generates heat, has improved the stability of complete machine operation process.
Description
Technical Field
The utility model belongs to the technical field of the converter, concretely relates to high-efficient heat dissipation converter.
Background
The arrangement of the capacitor and the radiator inside the existing frequency converter occupies a large space inside the plastic shell, and the power units inside the frequency converter, such as a rectifier bridge, an IGBT (insulated gate bipolar transistor), a relay and the like, can generate large heat during working, so that the temperature inside the case is high. Meanwhile, the capacitor can generate heat when in work, but the service life of the capacitor is greatly influenced by temperature, and the service life of the capacitor can be greatly shortened under the working environment, so that the whole machine breaks down.
The paster installation has the poor not enough of radiating effect to lead to pasting the heat that the piece produced and can not go out by effectual heat dissipation, thereby make to paste the life that pastes the piece and can shorten when subsides are used for the converter.
Therefore, the frequency converter is relatively large in size and high in cost, and on the premise of ensuring the performance, the problem that how to make the size of the frequency converter as small as possible, the power density as large as possible and the cost as low as possible is solved.
Disclosure of Invention
An object of the utility model is to provide a high-efficient heat dissipation converter to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a high-efficiency heat dissipation frequency converter comprises a heating element, a PCB (printed circuit board) and a frequency converter shell, wherein the heating element is installed on the PCB, the frequency converter shell is fixedly connected with the toothed radiator, a square installation hole is formed in the frequency converter shell, the aluminum substrate radiator is installed in the square installation hole, the PCB is installed on the outer side of the frequency converter shell, a heat conduction gasket is arranged between the heating element and the aluminum substrate radiator, the heat conduction gasket and the aluminum substrate radiator are limited around the frequency converter shell, heat generated by the heating element on the surface of the PCB is transmitted to the aluminum substrate radiator through the heat conduction gasket, and then the heat is transmitted to the toothed radiator through the aluminum substrate radiator, so that the heat dissipation speed of the frequency converter is improved.
Preferably, the heat conducting gasket is a heat conducting silica gel gasket, and is filled between the heating element and the aluminum substrate radiator, so that the heat conducting gasket has the effects of interface heat transfer, insulation, shock absorption, buffering, tolerance absorption and the like.
Preferably, a fan is arranged at an air outlet of the tooth-shaped radiator.
Preferably, the frequency converter shell and the tooth-shaped heat radiator are fastened through screws.
The utility model discloses a technological effect and advantage:
1. the device separates the PCB board from the radiator through the shell of the frequency converter to form an independent air duct.
2. The surface area of the heat conducting gasket is larger than that of the aluminum substrate radiator, so that the problems of small heat dissipation area and low heat dissipation speed of a PCB are solved, and the heat dissipation efficiency is improved.
3. The heat generated by the heating element on the surface of the PCB is transferred to the aluminum substrate radiator and the tooth-shaped radiator through the heat-conducting silica gel pad, so that the heat-radiating capacity is greatly improved, and besides the function of interface heat transfer, the heat-conducting silica gel pad can also play roles in insulation, shock absorption and buffering, tolerance absorption and the like.
4. The fan is arranged at the air outlet of the tooth-shaped radiator, so that the radiating efficiency is effectively improved, the problem of heating of the frequency converter is thoroughly solved, and the running stability of the whole machine is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1 screw, 2PCB boards, 3 heating elements, 4 heat-conducting gaskets, 5 aluminum substrate radiators, 6 frequency converter shells and 8 tooth-shaped radiators.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 shows the utility model relates to a specific implementation of high-efficient heat dissipation converter: the heat dissipation device comprises a heating element 3, a PCB 2 and a frequency converter shell 6, wherein the heating element 3 is welded on the PCB 2, the heat dissipation device also comprises a tooth-shaped radiator 8, an aluminum substrate radiator 5 and a heat conduction silica gel pad, the frequency converter shell 6 is fixedly connected with the tooth-shaped radiator 8 through a screw 1, a fan is arranged at an air outlet of the tooth-shaped radiator 8, the heat dissipation efficiency is effectively improved, a square mounting hole is formed in the frequency converter shell 6, the aluminum substrate radiator 5 is mounted in the square mounting hole, the PCB 2 is mounted at the outer side of the frequency converter shell 6, the heat conduction silica gel pad is arranged between the heating element 3 and the aluminum substrate radiator 5, the heat conduction silica gel pad and the aluminum substrate radiator 5 are limited by the periphery of the frequency converter shell 6, heat generated by the heating element 3 on the surface of the PCB 2 is transmitted to the aluminum substrate radiator 5 through the heat conduction silica gel pad, and then transmitted to the aluminum substrate radiator 5, then the heat is transferred to the tooth-shaped radiator 8 through the aluminum substrate radiator 5, so that the radiating speed of the tooth-shaped radiator is improved; the heat-conducting silica gel pad is filled between the heating element 3 and the aluminum substrate radiator 5, and has the functions of insulation, shock absorption and buffering, tolerance absorption and the like besides the function of interface heat transfer.
The frequency converter is small in size, large in power density, low in manufacturing cost and good in heat dissipation efficiency, the problem that the frequency converter generates heat during operation is solved, and the stability of the whole machine in the operation process is improved.
The applicant further states that the present invention is described by the above embodiments, but the present invention is not limited to the above embodiments, i.e. the present invention is not limited to the above embodiments, and the present invention can be implemented only by relying on the above methods and structures. It should be clear to those skilled in the art that any improvement of the present invention is to the present invention, including the addition of equivalent replacement and steps of the selected implementation method, the selection of the specific mode, etc., all fall within the protection scope and disclosure scope of the present invention.
The utility model discloses not limited to above-mentioned embodiment, all adopt and the utility model discloses similar structure and method realize the utility model discloses all modes of purpose all are within the protection scope of the utility model.
Claims (4)
1. The utility model provides a high-efficient heat dissipation converter, includes heating element (3), PCB board (2) and converter casing (6), heating element (3) are installed on PCB board (2), its characterized in that: the heat-conducting type frequency converter is characterized by further comprising a tooth-shaped radiator (8), an aluminum substrate radiator (5) and a heat-conducting gasket (4), wherein the tooth-shaped radiator (8) is fixedly connected with the frequency converter shell (6), a square mounting hole is formed in the frequency converter shell (6), the aluminum substrate radiator (5) is mounted in the square mounting hole, the PCB (2) is mounted on the outer side of the frequency converter shell (6), and the heat-conducting gasket (4) is arranged between the heating element (3) and the aluminum substrate radiator (5).
2. The high efficiency heat dissipating frequency converter of claim 1, wherein: the heat-conducting gasket (4) is a heat-conducting silica gel pad and is filled between the heating element (3) and the aluminum substrate radiator (5).
3. The high efficiency heat dissipating frequency converter of claim 1, wherein: and a fan is arranged at an air outlet of the tooth-shaped radiator (8).
4. The high-efficiency heat-dissipation frequency converter according to claim 1, wherein: the frequency converter shell (6) and the tooth-shaped radiator (8) are fastened through screws (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220742344.XU CN217362883U (en) | 2022-03-31 | 2022-03-31 | High-efficient heat dissipation converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220742344.XU CN217362883U (en) | 2022-03-31 | 2022-03-31 | High-efficient heat dissipation converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217362883U true CN217362883U (en) | 2022-09-02 |
Family
ID=83052915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220742344.XU Active CN217362883U (en) | 2022-03-31 | 2022-03-31 | High-efficient heat dissipation converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217362883U (en) |
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2022
- 2022-03-31 CN CN202220742344.XU patent/CN217362883U/en active Active
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