CN204205918U - A kind of explosion-proof frequency converter heat dissipation device - Google Patents
A kind of explosion-proof frequency converter heat dissipation device Download PDFInfo
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- CN204205918U CN204205918U CN201420661417.8U CN201420661417U CN204205918U CN 204205918 U CN204205918 U CN 204205918U CN 201420661417 U CN201420661417 U CN 201420661417U CN 204205918 U CN204205918 U CN 204205918U
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- heat radiation
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Abstract
The utility model discloses a kind of explosion-proof frequency converter heat dissipation device, comprise heat radiation outer cover 1, described heat radiation outer cover 1 one side surface is provided with multiple parallel air inlet 2, described heat radiation outer cover 1 opposite side surface is provided with multiple parallel air outlet 3, heat radiation inner cover 4 is provided with in described heat radiation outer cover 1, described heat radiation inner cover 4 one side surface is provided with multiple circular hole 5, described heat radiation inner cover 4 opposite side surface is provided with opening, heat-sink unit is provided with in described heat radiation inner cover 4, described heat-sink unit is made up of the heat-pipe radiator 6 be fixedly mounted in heat radiation inner cover 4 and explosion-proof fan 7 two parts being fixedly mounted on heat radiation inner cover 4 opening part, described heat-pipe radiator 6 is provided with temperature sensor 8, described heat radiation outer cover 1 outer surface is provided with control box 9, described control box 9 is electrically connected with explosion-proof fan 7 and temperature sensor 8 respectively.The beneficial effects of the utility model are, reduce the loss of frequency converter self.
Description
Technical field
The utility model relates to frequency converter heat radiation to be improved, particularly a kind of explosion-proof frequency converter heat dissipation device.
Background technology
Because the power electronic device of frequency converter can be generated heat in the normal process run, and a part for these heats can be dissipated in the explosion-proof chamber of frequency converter, explosion-proof chamber due to explosion-proof frequency converter is an airtight space environment, so the heat radiation of explosion-proof frequency converter seems particularly important.Power electronic device belongs to semiconductor device, and the temperature when normal work can not more than 95 ° of C, if temperature is too high, frequency converter will overtemperature protection, automatically cuts off output.This just requires that the temperature of the power device that must ensure frequency converter in the design can not more than 80 ° of C, to ensure that transformer is in the operating state of normal table.
Existing radiating mode has three kinds:
The first is the self cooling radiating mode of heat-pipe radiator, along with country is to the integration and upgrade in colliery, the output in single colliery is increasing, its comprehensive development end, the power of motor that tape transport system uses is also increasing, the power also corresponding increase of frequency converter, so this radiating mode can only use in low power frequency converter; The second is the radiating mode of water-cooled, because subsurface environment is moist, the water-cooled mode in direct employing down-hole is easy to the electric equipment outlet dew condensation phenomenon made in frequency converter flameproof chamber, the fault of initiation equipment, impact is normally produced, and the third adopts heat pipe and air-cooled radiating mode, although this mode can solve the problem of frequency converter heat radiation, but because current wind-cooling heat dissipating patten's design is on the market unreasonable, easily the dust under mine is blown into heat-pipe radiator, affects radiating effect.
From existing three kinds of radiating modes, all comparatively large to the cost needed for the heat radiation of the carrying out of frequency converter, and can not well avoid environment on the impact of radiating effect.
Utility model content
The purpose of this utility model is to solve the problem, and devises a kind of explosion-proof frequency converter heat dissipation device.
Realizing above-mentioned purpose the technical solution of the utility model is, a kind of explosion-proof frequency converter heat dissipation device, comprise heat radiation outer cover 1, described heat radiation outer cover 1 one side surface is provided with multiple parallel air inlet 2, described heat radiation outer cover 1 opposite side surface is provided with multiple parallel air outlet 3, heat radiation inner cover 4 is provided with in described heat radiation outer cover 1, described heat radiation inner cover 4 one side surface is provided with multiple circular hole 5, described heat radiation inner cover 4 opposite side surface is provided with opening, heat-sink unit is provided with in described heat radiation inner cover 4, described heat-sink unit is made up of the heat-pipe radiator 6 be fixedly mounted in heat radiation inner cover 4 and explosion-proof fan 7 two parts being fixedly mounted on heat radiation inner cover 4 opening part, described heat-pipe radiator 6 is provided with temperature sensor 8, described heat radiation outer cover 1 outer surface is provided with control box 9, described control box 9 is electrically connected with explosion-proof fan 7 and temperature sensor 8 respectively.
Multiple air inlets 2 place of described heat radiation outer cover 1 is equipped with air strainer 10.
Described air inlet 2 and air outlet 3 are equipped with arc and hide 11.
Described air inlet 2 place is equipped with air strainer 10.
The position of the suction opeing of described explosion-proof fan 7 is corresponding with multiple air inlets 2 position on heat radiation outer cover 1 side surface.
MCU controller 12 and storage battery 13 is provided with in described control box 9, described control box 9 outer surface is provided with LCDs 14 and air-blower control switch 15, and described MCU controller 12 is electrically connected with storage battery 13, LCDs 14, air-blower control switch 15, temperature sensor 8 and explosion-proof fan 7 respectively.
A kind of explosion-proof frequency converter heat dissipation device utilizing the technical solution of the utility model to make, the radiating mode that the utility model adopts explosion-proof fan, heat pipe adds two-layer guard shield carries out efficient, energy-conservation heat radiation to frequency converter, not only reduce the loss of frequency converter self, reduce radiating efficiency, and avoid frequency converter explosion-proof fan fault to producing the impact brought, reduce heat radiation cost and maintenance cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of explosion-proof frequency converter heat dissipation device described in the utility model;
Fig. 2 is the structural representation of control box described in the utility model;
In figure, 1, heat radiation outer cover; 2, air inlet; 3, air outlet; 4, dispel the heat inner cover; 5, circular hole; 6, heat-pipe radiator; 7, explosion-proof fan; 8, temperature sensor; 9, control box; 10, air strainer; 11, arc hides; 12, MCU controller; 13, storage battery; 14, LCDs; 15, air-blower control switch.
Embodiment
Below in conjunction with accompanying drawing, the utility model is specifically described, as depicted in figs. 1 and 2, a kind of explosion-proof frequency converter heat dissipation device, comprise heat radiation outer cover 1, described heat radiation outer cover 1 one side surface is provided with multiple parallel air inlet 2, described heat radiation outer cover 1 opposite side surface is provided with multiple parallel air outlet 3, heat radiation inner cover 4 is provided with in described heat radiation outer cover 1, described heat radiation inner cover 4 one side surface is provided with multiple circular hole 5, described heat radiation inner cover 4 opposite side surface is provided with opening, heat-sink unit is provided with in described heat radiation inner cover 4, described heat-sink unit is made up of the heat-pipe radiator 6 be fixedly mounted in heat radiation inner cover 4 and explosion-proof fan 7 two parts being fixedly mounted on heat radiation inner cover 4 opening part, described heat-pipe radiator 6 is provided with temperature sensor 8, described heat radiation outer cover 1 outer surface is provided with control box 9, described control box 9 is electrically connected with explosion-proof fan 7 and temperature sensor 8 respectively, multiple air inlets 2 place of described heat radiation outer cover 1 is equipped with air strainer 10, described air inlet 2 and air outlet 3 are equipped with arc and hide 11, described air inlet 2 place is equipped with air strainer 10, the position of the suction opeing of described explosion-proof fan 7 is corresponding with multiple air inlets 2 position on heat radiation outer cover 1 side surface, MCU controller 12 and storage battery 13 is provided with in described control box 9, described control box 9 outer surface is provided with LCDs 14 and air-blower control switch 15, and described MCU controller 12 is electrically connected with storage battery 13, LCDs 14, air-blower control switch 15, temperature sensor 8 and explosion-proof fan 7 respectively.
The utility model is the air channel designing a kind of high efficiency and heat radiation, and axial flow blower drives air to enter radiator from air inlet, and the hot-air after the radiating surface of radiator is discharged from air outlet.Wherein, air inlet has air strainer, prevents larger cinder, stone suction air channel, causes damage, affect its radiating effect to the radiator of frequency converter.Be used in the environment of more complicated under mine, the filtration controlled can be realized, effectively can avoid the making moist of heat abstractor under wet environment, corrode.
The arc that all adopts of above-mentioned air inlet and air outlet hides the mode of under shed, prevents dripping in the wet environment of colliery from entering in heat abstractor, causes the corrosion phenomenon of device.
The feature of the technical program is, axial flow blower drives air to enter radiator from air inlet, and the hot-air after the radiating surface of radiator is discharged from air outlet.Wherein, air inlet has air strainer, prevents larger cinder, stone suction air channel, causes damage, affect its radiating effect to the radiator of frequency converter.Be used in the environment of more complicated under mine, the filtration controlled can be realized, effectively can avoid the making moist of heat abstractor under wet environment, corrode.The arc that all adopts of above-mentioned air inlet and air outlet hides the mode of under shed, prevents dripping in the wet environment of colliery from entering in heat abstractor, causes the corrosion phenomenon of device.
Technique scheme only embodies the optimal technical scheme of technical solutions of the utility model; those skilled in the art all embody principle of the present utility model to some variations that wherein some part may be made, and belong within protection range of the present utility model.
Claims (6)
1. an explosion-proof frequency converter heat dissipation device, comprise heat radiation outer cover (1), it is characterized in that, described heat radiation outer cover (1) side surface is provided with multiple parallel air inlet (2), described heat radiation outer cover (1) opposite side surface is provided with multiple parallel air outlet (3), heat radiation inner cover (4) is provided with in described heat radiation outer cover (1), described heat radiation inner cover (4) side surface is provided with multiple circular hole (5), described heat radiation inner cover (4) opposite side surface is provided with opening, heat-sink unit is provided with in described heat radiation inner cover (4), described heat-sink unit is made up of the heat-pipe radiator (6) be fixedly mounted in heat radiation inner cover (4) and explosion-proof fan (7) two parts of being fixedly mounted on inner cover (4) opening part that dispels the heat, described heat-pipe radiator (6) is provided with temperature sensor (8), described heat radiation outer cover (1) outer surface is provided with control box (9), described control box (9) is electrically connected with explosion-proof fan (7) and temperature sensor (8) respectively.
2. a kind of explosion-proof frequency converter heat dissipation device according to claim 1, is characterized in that, multiple air inlets (2) place of described heat radiation outer cover (1) is equipped with air strainer (10).
3. a kind of explosion-proof frequency converter heat dissipation device according to claim 1, is characterized in that, described air inlet (2) and air outlet (3) are equipped with arc and hide (11).
4. a kind of explosion-proof frequency converter heat dissipation device according to claim 1, is characterized in that, described air inlet (2) place is equipped with air strainer (10).
5. a kind of explosion-proof frequency converter heat dissipation device according to claim 1, is characterized in that, the position of the suction opeing of described explosion-proof fan (7) is corresponding with multiple air inlets (2) position on heat radiation outer cover (1) side surface.
6. a kind of explosion-proof frequency converter heat dissipation device according to claim 1, it is characterized in that, MCU controller (12) and storage battery (13) is provided with in described control box (9), described control box (9) outer surface is provided with LCDs (14) and air-blower control switch (15), and described MCU controller (12) is electrically connected with storage battery (13), LCDs (14), air-blower control switch (15), temperature sensor (8) and explosion-proof fan (7) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661417.8U CN204205918U (en) | 2014-11-07 | 2014-11-07 | A kind of explosion-proof frequency converter heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661417.8U CN204205918U (en) | 2014-11-07 | 2014-11-07 | A kind of explosion-proof frequency converter heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204205918U true CN204205918U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420661417.8U Active CN204205918U (en) | 2014-11-07 | 2014-11-07 | A kind of explosion-proof frequency converter heat dissipation device |
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| CN (1) | CN204205918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811017A (en) * | 2015-04-02 | 2015-07-29 | 成都西部石油装备股份有限公司 | Explosive-proof frequency converting control box |
-
2014
- 2014-11-07 CN CN201420661417.8U patent/CN204205918U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811017A (en) * | 2015-04-02 | 2015-07-29 | 成都西部石油装备股份有限公司 | Explosive-proof frequency converting control box |
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