CN216650345U - High-voltage frequency converter with protection function - Google Patents
High-voltage frequency converter with protection function Download PDFInfo
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- CN216650345U CN216650345U CN202123079533.8U CN202123079533U CN216650345U CN 216650345 U CN216650345 U CN 216650345U CN 202123079533 U CN202123079533 U CN 202123079533U CN 216650345 U CN216650345 U CN 216650345U
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- water jacket
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The utility model discloses a high-voltage frequency converter with a protection function, which comprises a shell, a display screen, an operation key, an insulation board, a wiring terminal, a buffering heat-dissipation water jacket, a protection heat-dissipation frame, a first cavity, a heat-conducting plate, a variable-frequency circuit board, a second cavity, a water tank, a circulating water pump and a rear cover plate, wherein the display screen is arranged on the shell; the display screen is arranged at the upper side of the front end face of the shell; the operation key is arranged at the lower side position of the display screen; the insulating plate is connected to the lower side of the front end face of the shell; the wiring terminal is arranged on the end face of the insulating plate. The utility model can conveniently dissipate the heat of the circuit board in the high-voltage frequency converter through the matching of the heat-conducting plate, the buffering heat-dissipation water jacket and the protection heat-dissipation frame, thereby effectively improving the heat dissipation performance of the high-voltage frequency converter, and can conveniently perform buffering protection on external collision through the buffering heat-dissipation water jacket and the protection heat-dissipation frame, thereby improving the protection performance of the high-voltage frequency converter.
Description
Technical Field
The utility model relates to the technical field of high-voltage frequency converters, in particular to a high-voltage frequency converter with a protection function.
Background
The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device, and the high-voltage high-power frequency converter is continuously matured along with the rapid development of modern power electronic technology and microelectronic technology, is widely applied to the fields of large-scale mining production plants, petrochemical industry, municipal water supply and the like, but has the following defects in the existing high-voltage frequency converter;
1. the existing high-voltage frequency converter adopts a common fan heat dissipation mode to dissipate heat of a circuit in the frequency converter, and the heat generated by the high-voltage frequency converter in the working process is large, so that the heat is difficult to be effectively dissipated by the heat dissipation mode, and the existing high-voltage frequency converter is easy to overheat and damage in the working process and cannot be normally used;
2. the existing high-voltage frequency converter does not have a protection function, and the high-voltage frequency converter is easy to break and damage a shell due to external collision, so that an internal circuit of the high-voltage frequency converter is exposed to cause the occurrence of a leakage danger condition;
therefore, a high voltage inverter with a protection function is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The present invention provides a high-voltage inverter with a protection function, so as to solve the problems of poor heat dissipation and no protection function of the existing high-voltage inverter in the background art.
In order to achieve the above purpose, the utility model provides the following technical scheme;
a high-voltage frequency converter with a protection function comprises a shell, a display screen, an operation key, an insulation board, a wiring terminal, a buffering heat-dissipation water jacket, a protection heat-dissipation frame, a first cavity, a heat-conducting plate, a variable frequency circuit board, a second cavity, a water tank, a circulating water pump and a rear cover plate, wherein the display screen is arranged on the shell;
the display screen is arranged at the upper side of the front end face of the shell; the operation key is arranged at the lower side position of the display screen; the insulating plate is connected to the lower side of the front end face of the shell; the wiring terminal is arranged on the end face of the insulating plate; the buffering heat-dissipation water jacket is sleeved on the outer side surface of the shell; the protective heat dissipation frame is sleeved on the outer side surface of the buffer heat dissipation water jacket; the first cavity is arranged in the middle of the rear side of the shell; the heat conducting plate is connected to the inner rear end face of the first cavity and is connected with the buffering heat dissipation water jacket through a water pipe; the variable frequency circuit board is attached to the surface of the heat conducting plate; the second cavity is arranged at the lower position inside the shell; the water tank is arranged in the second cavity, and the upper end of the water tank is connected with the heat-conducting plate through a water pipe; the circulating water pump is arranged at one side of the water tank, and two ends of the circulating water pump are respectively connected with the water tank and the buffering and heat-dissipating water sleeve through water pipes; the rear cover plate is connected to the opening of the second cavity.
Adopt above-mentioned technical scheme, can be convenient for circulate the cooling water in heat-conducting plate and the buffering heat dissipation water jacket through circulating water pump to derive the heat of frequency conversion circuit board and dispel the heat to protecting on the heat dissipation frame, thereby improved this high-voltage inverter's heat dispersion, and can be convenient for absorb the buffering through the impact force of buffering heat dissipation water jacket to external collision, thereby can be convenient for improve this high-voltage inverter's barrier propterty.
Preferably, the buffering heat-radiating water jacket is made of a flexible material, and the buffering heat-radiating water jacket is attached to the outer surface of the shell.
By adopting the technical scheme, the protective heat dissipation frame can be made of the flexible material through the buffering heat dissipation water jacket, the buffering heat dissipation water jacket can deform when being impacted, and water in the buffering heat dissipation water jacket flows back to the water tank through the water pipe, so that impact force is buffered and absorbed.
Preferably, the heat conducting plate is of a hollow structure, and a heat conducting coating is arranged between the heat conducting plate and the variable frequency circuit board.
Adopt above-mentioned technical scheme, can be convenient for make the cooling water flow in for hollow structure through the inside of heat-conducting plate absorbs its surperficial heat, and can be convenient for pass through the heat-conducting plate with it makes the heat of frequency conversion circuit board change the surface of conduction to the heat-conducting plate to be provided with the heat conduction coating between the frequency conversion circuit board to improve the heat conduction efficiency between frequency conversion circuit board and the heat-conducting plate.
Preferably, the water tank is set in a sealed state, and water in the water tank is in a state of being not full.
By adopting the technical scheme, the water tank can be conveniently set to be in a sealing state, and when the water in the water tank is in a state of not being full, the buffering heat-radiating water jacket is impacted and deformed, the cooling water in the buffering heat-radiating water jacket can enter the water tank, so that the buffering effect is achieved.
Preferably, the protective heat dissipation frame is made of hard heat-conducting metal.
By adopting the technical scheme, the heat dissipation frame can be conveniently made of hard heat-conducting metal so that the heat dissipation frame can protect the buffering heat dissipation water jacket and can also dissipate heat of cooling water in the buffering heat dissipation water jacket, and therefore the heat dissipation efficiency of the high-voltage frequency converter is improved.
Preferably, the buffer heat-dissipation water jacket and the heat-conducting plate are filled with cooling water.
By adopting the technical scheme, the heat-conducting plate can be conveniently subjected to heat exchange between the buffer heat-radiating water jacket and the heat-conducting plate by filling the buffer heat-radiating water jacket with the cooling water so that the cooling water can fully carry out heat exchange between the buffer heat-radiating water jacket and the heat-conducting plate, thereby being convenient for leading out heat generated on the frequency conversion circuit board and rapidly radiating the heat through the protective heat-radiating frame, and further improving the heat-radiating efficiency.
Compared with the prior art, the utility model has the beneficial effects that; the high-voltage frequency converter with the protection function can conveniently dissipate heat of a circuit board in the high-voltage frequency converter through the matching of the heat conduction plate, the buffering heat dissipation water jacket and the protection heat dissipation frame, so that the heat dissipation performance of the high-voltage frequency converter can be effectively improved, and the buffering protection can be conveniently carried out on external collision through the buffering heat dissipation water jacket and the protection heat dissipation frame, so that the protection performance of the high-voltage frequency converter is improved;
1. when the variable frequency circuit board generates heat during working, the variable frequency circuit board conducts the heat to the heat-conducting plate, cooling water in the heat-conducting plate is pumped into the water tank through the circulating water pump, water in the water tank is fed into the buffering heat-radiating water jacket, the buffering heat-radiating water jacket conducts the heat to the protecting heat-radiating frame due to the fact that the buffering heat-radiating water jacket is attached to the protecting heat-radiating frame, the heat-radiating area is increased through the protecting heat-radiating frame, the cooling water continuously flows back into the heat-conducting plate through the water pipe to be circulated, therefore, the circuit board in the high-voltage frequency converter can be conveniently radiated through the cooperation of the heat-conducting plate, the buffering heat-radiating water jacket and the protecting heat-radiating frame, and the heat-radiating performance of the high-voltage frequency converter is effectively improved;
2. when this high-voltage inverter's outside bumps into when assaulting, protection heat dissipation frame can protect buffering heat dissipation water jacket, and buffering heat dissipation water jacket produces deformation when receiving the impact, buffering heat dissipation water jacket is impressed the cooling water through the water pipe in the water tank, thereby play the effect of buffering energy absorption, reduce the impact of striking to high-voltage inverter, avoid high-voltage inverter to receive the collision and take place to damage, the back has been strikeed, make the cooling water be full of buffering heat dissipation water jacket again under the effect of water tank internal pressure, thereby can be convenient for cushion the protection to external collision through buffering heat dissipation water jacket and protection heat dissipation frame, this high-voltage inverter's barrier propterty has been improved.
Drawings
FIG. 1 is a front perspective view of the present invention;
FIG. 2 is a schematic rear view of a cross-sectional structure of the present invention;
FIG. 3 is a schematic diagram of a right-side cross-sectional structure of the present invention;
FIG. 4 is an enlarged view of point A in FIG. 3 according to the present invention.
In the figure; 1. a housing; 2. a display screen; 3. operating a key; 4. an insulating plate; 5. a wiring terminal; 6. a buffering heat-dissipation water jacket; 7. a protective heat dissipation frame; 8. a first cavity; 9. a heat conducting plate; 10. a variable frequency circuit board; 11. a second cavity; 12. a water tank; 13. a water circulating pump; 14. a back cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, the present invention provides a technical solution;
a high-voltage frequency converter with a protection function comprises a shell 1, a display screen 2, an operation key 3, an insulation board 4, a wiring terminal 5, a buffering heat-dissipation water jacket 6, a protection heat-dissipation frame 7, a first cavity 8, a heat-conduction plate 9, a variable frequency circuit board 10, a second cavity 11, a water tank 12, a circulating water pump 13 and a rear cover plate 14;
the display screen 2 is arranged at the upper side of the front end face of the shell 1; the operation key 3 is arranged at the lower side position of the display screen 2; the insulating plate 4 is connected to the lower side of the front end face of the shell 1; the wiring terminal 5 is arranged on the end surface of the insulating plate 4; the buffering heat-radiating water jacket 6 is sleeved on the outer side surface of the shell 1; the buffering heat-radiating water jacket 6 is made of flexible materials, and the buffering heat-radiating water jacket 6 is attached to the outer surface of the shell 1; the protective heat radiation frame 7 is sleeved on the outer side surface of the buffer heat radiation water jacket 6; the protective heat radiation frame 7 is made of hard heat conduction metal; can adjust the parameter of high-voltage inverter through display screen 2 and operation button 3, protection heat dissipation frame 7 can adopt metal materials such as aluminium or copper to make, can protect buffering heat dissipation water jacket 6, can improve the radiating efficiency of buffering heat dissipation water jacket 6 simultaneously.
The first cavity 8 is arranged at the middle position of the rear side of the shell 1; the heat conducting plate 9 is connected to the inner rear end face of the first cavity 8, and the heat conducting plate 9 is connected with the buffering heat dissipation water jacket 6 through a water pipe; the interior of the heat conducting plate 9 is of a hollow structure, and a heat conducting coating is arranged between the heat conducting plate 9 and the variable frequency circuit board 10; the interiors of the buffering heat-dissipation water jacket 6 and the heat-conducting plate 9 are filled with cooling water; the frequency conversion circuit board 10 is attached to the surface of the heat conducting plate 9; the second cavity 11 is arranged at the lower position inside the shell 1; the water tank 12 is arranged inside the second cavity 11, and the upper end of the water tank 12 is connected with the heat-conducting plate 9 through a water pipe; the water tank 12 is set in a sealed state, and the water in the water tank 12 is in a state of being not full; the circulating water pump 13 is arranged at one side of the water tank 12, and two ends of the circulating water pump 13 are respectively connected with the water tank 12 and the buffer heat-dissipation water jacket 6 through water pipes; the rear cover plate 14 is connected to the opening of the second cavity 11; when the high-voltage frequency converter works, the variable frequency circuit board 10 generates heat, the variable frequency circuit board 10 conducts the heat to the heat conduction plate 9, cooling water in the heat conduction plate 9 is pumped into the water tank 12 through the circulating water pump 13, water in the water tank 12 is fed into the buffering heat dissipation water jacket 6, the buffering heat dissipation water jacket 6 conducts the heat to the protecting heat dissipation frame 7 due to the fact that the buffering heat dissipation water jacket 6 is attached to the protecting heat dissipation frame 7, the heat dissipation area is increased through the protecting heat dissipation frame 7, and the cooling water continuously flows back to the heat conduction plate 9 through the water pipe to circulate, so that the heat dissipation performance of the high-voltage frequency converter is improved; when this high-voltage inverter's outside bumps and strikes, protection heat dissipation frame 7 can protect buffering heat dissipation water jacket 6, and buffering heat dissipation water jacket 6 produces deformation when receiving the impact, buffering heat dissipation water jacket 6 leads to pipe and impresses the cooling water in water tank 12, thereby play the effect of buffering energy absorption, reduce the impact of striking to high-voltage inverter, avoid high-voltage inverter to receive the collision and take place to damage, thereby this high-voltage inverter's barrier propterty has been improved, after the striking, make the cooling water be full of buffering heat dissipation water jacket 6 again under the effect of water tank 12 internal pressure, the content of not making detailed description in this description belongs to the known prior art of the professional skilled in the art in this field.
Claims (6)
1. A high-voltage frequency converter with a protection function comprises a shell, and is characterized by further comprising a display screen, an operation key, an insulation board, a wiring terminal, a buffering heat-dissipation water jacket, a protection heat-dissipation frame, a first cavity, a heat-conducting plate, a variable-frequency circuit board, a second cavity, a water tank, a circulating water pump and a rear cover plate;
the display screen is arranged at the upper side of the front end face of the shell; the operation key is arranged at the lower side position of the display screen; the insulating plate is connected to the lower side of the front end face of the shell; the wiring terminal is arranged on the end face of the insulating plate; the buffering heat-dissipation water jacket is sleeved on the outer side surface of the shell; the protective heat dissipation frame is sleeved on the outer side surface of the buffer heat dissipation water jacket; the first cavity is arranged in the middle of the rear side of the shell; the heat conducting plate is connected to the inner rear end face of the first cavity and is connected with the buffering heat dissipation water jacket through a water pipe; the variable frequency circuit board is attached to the surface of the heat conducting plate; the second cavity is arranged at the lower side position inside the shell; the water tank is arranged in the second cavity, and the upper end of the water tank is connected with the heat-conducting plate through a water pipe; the circulating water pump is arranged at one side of the water tank, and two ends of the circulating water pump are respectively connected with the water tank and the buffering and heat-dissipating water sleeve through water pipes; the rear cover plate is connected to the opening of the second cavity.
2. The high-voltage inverter with the protection function as claimed in claim 1, wherein the buffering heat-dissipating water jacket is made of a flexible material, and the buffering heat-dissipating water jacket is attached to an outer surface of the housing.
3. The high-voltage inverter with protection function as claimed in claim 1, wherein the heat conducting plate has a hollow structure inside, and a heat conducting coating is disposed between the heat conducting plate and the inverter circuit board.
4. The high-voltage inverter with protection function as claimed in claim 2, wherein the water tank is set in a sealed state, and water in the water tank is in a state of not being full.
5. The high-voltage inverter with protection function as claimed in claim 3, wherein the protection heat-dissipating frame is made of hard heat-conducting metal.
6. The high-voltage inverter with protection function as claimed in claim 1, wherein the buffering heat-dissipating water jacket and the interior of the heat-conducting plate are filled with cooling water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123079533.8U CN216650345U (en) | 2021-12-09 | 2021-12-09 | High-voltage frequency converter with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123079533.8U CN216650345U (en) | 2021-12-09 | 2021-12-09 | High-voltage frequency converter with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216650345U true CN216650345U (en) | 2022-05-31 |
Family
ID=81739907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123079533.8U Active CN216650345U (en) | 2021-12-09 | 2021-12-09 | High-voltage frequency converter with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216650345U (en) |
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2021
- 2021-12-09 CN CN202123079533.8U patent/CN216650345U/en active Active
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