CN220068139U - Frequency converter heat abstractor with uniform heat dissipation - Google Patents
Frequency converter heat abstractor with uniform heat dissipation Download PDFInfo
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- CN220068139U CN220068139U CN202321616762.5U CN202321616762U CN220068139U CN 220068139 U CN220068139 U CN 220068139U CN 202321616762 U CN202321616762 U CN 202321616762U CN 220068139 U CN220068139 U CN 220068139U
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- ring sleeve
- cooling ring
- heat dissipation
- accommodating cavity
- box body
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 34
- 238000001816 cooling Methods 0.000 claims abstract description 50
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 230000001939 inductive effect Effects 0.000 claims description 25
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a frequency converter heat abstractor with uniform heat dissipation, which comprises a containing box body, a cooling ring sleeve, an induced air mechanism and a switching mechanism; the frequency converters positioned in the upper accommodating cavity and the lower accommodating cavity can be uniformly radiated, two airflow paths are designed, after the airflow is sucked through the induced draft mechanism, the airflow can enter the inner side channel through a plurality of upper openings, enter the peripheral side part of the lower accommodating cavity from the upper end of the inner side channel, and simultaneously enter the outer side channel through a plurality of lower openings, and enter the peripheral side part of the upper accommodating cavity from the upper end of the outer side channel, so that the upper accommodating cavity and the lower accommodating cavity have independent airflow paths, and the upper accommodating cavity can also effectively radiate heat.
Description
Technical Field
The utility model relates to a frequency converter heat abstractor with uniform heat dissipation.
Background
The frequency converter is a power control device which controls the alternating current motor by changing the frequency of a working power supply of the motor by applying a frequency conversion technology and a microelectronic technology; the frequency converter is usually arranged in an electrical room or a power distribution cabinet, and the heat dissipation effect of the frequency converter is very important for the normal operation of the whole equipment; the existing frequency converter heat dissipation mode generally comprises the steps that a plurality of frequency converters are placed in the accommodating box body up and down, then air flow is sucked from bottom to top through the accommodating box body, heat of the frequency converters is carried and discharged through the air flow which is sucked continuously, but the mode is generally good in the heat dissipation effect of the frequency converters located at the bottom, the heat dissipation effect of the frequency converters located at the upper portion is poor, because a part of heat is carried by the air flow passing through the frequency converters located at the bottom, the carrying capacity of the frequency converters located at the upper portion is reduced when the frequency converters are contacted with the air flow, so that the heat dissipation effect of the frequency converters located at the upper portion is poor, the heat dissipation uniformity of the frequency converters in the upper portion and the lower portion needs to be improved, meanwhile, different frequency converter operation time is different, and the heat dissipation mode needs to be adjusted according to different working conditions.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model solves the problems that: the frequency converter heat dissipation device has the advantages that heat dissipation is uniform, and switching adjustment can be performed according to actual operation conditions.
In order to solve the problems, the utility model adopts the following technical scheme:
a frequency converter heat abstractor with uniform heat dissipation comprises a containing box body, a cooling ring sleeve, an induced air mechanism and a switching mechanism; an upper accommodating cavity and a lower accommodating cavity are respectively arranged in the accommodating box body; the top of the accommodating box body is provided with an exhaust hood; a cooling ring sleeve is arranged around the lower end of the accommodating box body; the outer sides of the peripheral clamping walls of the accommodating box body are uniformly provided with a plurality of outer side channels, and the inner sides of the peripheral clamping walls of the accommodating box body are uniformly provided with a plurality of inner side channels; the upper end of the outer channel extends to the side part of the periphery of the upper accommodating cavity, and the lower end of the outer channel extends to the side part of the cooling ring sleeve and forms a lower opening; the upper end of the inner side channel extends to the side part of the periphery of the lower accommodating cavity, and the lower end of the inner side channel extends to the side part of the cooling ring sleeve and forms an upper opening; the upper side of the inner part of the cooling ring sleeve is uniformly provided with a plurality of upper openings, the lower side of the inner part of the cooling ring sleeve is uniformly provided with a plurality of lower openings, and the upper openings are positioned above the lower openings; an air inducing mechanism is arranged in the cooling ring sleeve, and the air inducing mechanism sucks air flow from the bottom of the cooling ring sleeve; the switching mechanism is arranged on the cooling ring sleeve; the switching mechanism comprises an annular abutting plate, a connecting rod, a moving block, a switching motor and a switching screw rod; the annular abutting plates are arranged on the inner walls of the periphery of the cooling ring sleeve in an abutting manner; the lower sides of two ends of the annular abutting plate are respectively provided with a connecting rod, the lower ends of the connecting rods are respectively provided with a moving block, the insides of two sides of the cooling ring sleeve are respectively provided with a longitudinal sliding rail, the longitudinal sliding rail is clamped with a moving block in a sliding way up and down manner, one of the longitudinal sliding rails is internally provided with a switching screw in a rotating way, the switching screw is in threaded connection with the moving block, and the lower end of the switching screw is connected with a switching motor; the annular abutting plate is positioned between the upper opening and the lower opening, and the switching motor drives the annular abutting plate to move upwards or downwards and abut against the inner side of the periphery of the upper opening or the lower opening.
Further, the air inducing mechanism comprises an air inducing motor, an air inducing shaft and air inducing blades; the air inducing motor is arranged at the lower side in the middle of the cooling ring sleeve, the upper end of the air inducing motor is connected with the air inducing shaft, and the upper end of the air inducing shaft is provided with air inducing blades.
Further, a filter screen plate is arranged below the inside of the cooling ring sleeve; a positioning block is arranged in the middle of the filter screen plate; the induced air motor is arranged on the upper side of the positioning block.
Further, a condensing box body is arranged in the cooling ring sleeve; the condensing box body is positioned right above the induced air mechanism.
Further, the accommodating box body and the cooling ring sleeve are of an integrated structure.
Further, the bottoms of the upper accommodating cavity and the lower accommodating cavity are respectively provided with an abutting ring body.
Further, a plurality of supporting bases are arranged around the lower end of the accommodating box body.
Further, the side parts of the accommodating box body and the cooling ring sleeve are provided with opening and closing door plates.
The beneficial effects of the utility model are as follows:
1. the frequency converters positioned in the upper accommodating cavity and the lower accommodating cavity can be uniformly radiated, two airflow paths are designed, after the airflow is sucked through the induced draft mechanism, the airflow can enter the inner side channel through a plurality of upper openings, enter the peripheral side part of the lower accommodating cavity from the upper end of the inner side channel, and simultaneously enter the outer side channel through a plurality of lower openings, and enter the peripheral side part of the upper accommodating cavity from the upper end of the outer side channel, so that the upper accommodating cavity and the lower accommodating cavity have independent airflow paths, and the upper accommodating cavity can also effectively radiate heat.
2. According to the utility model, the ventilation condition of the upper accommodating cavity and the lower accommodating cavity can be switched, and when the frequency converters in the upper accommodating cavity and the lower accommodating cavity are operated, the annular abutting plate is controlled to be positioned between the upper opening and the lower opening, so that the upper opening and the lower opening can both suck air flow; when only the frequency converter in the upper accommodating cavity works, the switching motor drives the switching screw rod to rotate, the switching screw rod drives the moving block to move upwards, the annular abutting plate is driven to move upwards and abut against the inner side of the periphery of the upper opening, and only the lower opening enters the air flow to realize heat dissipation; when only the frequency converter in the lower accommodating cavity works, the switching motor drives the switching screw to rotate, the switching screw drives the moving block to move downwards, the annular abutting plate is driven to move downwards and abut against the inner side around the lower opening, and only the upper opening enters the air flow to realize heat dissipation, so that the effective switching and distribution of heat dissipation air flow are realized, and the heat dissipation performance of the whole structure is improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the accommodating case of the present utility model.
Fig. 3 is a schematic structural view of the cooling collar, the induced draft mechanism and the switching mechanism of the present utility model.
Fig. 4 is a schematic structural view of the switching mechanism of the present utility model.
Fig. 5 is a schematic view of the structure of the present utility model with the upper opening closed and the lower opening vented.
FIG. 6 is a schematic view of the structure of the utility model with the upper opening vented and the lower opening closed.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, a frequency converter heat dissipation device with uniform heat dissipation comprises a containing box body 1, a cooling ring sleeve 2, an induced air mechanism 3 and a switching mechanism 4; an upper accommodating cavity 11 and a lower accommodating cavity 12 are respectively arranged in the accommodating box body 1; the top of the accommodating box body 1 is provided with an exhaust hood 13; a cooling ring sleeve 2 is arranged around the lower end of the accommodating box body 1; the outer sides of the surrounding clamping walls of the accommodating box body 1 are uniformly provided with a plurality of outer side channels 14, and the inner sides of the surrounding clamping walls of the accommodating box body 1 are uniformly provided with a plurality of inner side channels 15; the upper end of the outer channel 14 extends to the peripheral side part of the upper accommodating cavity 11, and the lower end of the outer channel 14 extends to the side part of the cooling ring sleeve 2 and forms a lower opening 141; the upper end of the inner channel 15 extends to the side part of the periphery of the lower accommodating cavity 12, and the lower end of the inner channel 15 extends to the side part of the cooling ring sleeve 2 and forms an upper opening 151; a plurality of upper openings 151 are uniformly distributed on the upper side of the inside of the cooling ring sleeve 2, a plurality of lower openings 141 are uniformly distributed on the lower side of the inside of the cooling ring sleeve 2, and the upper openings 151 are positioned above the lower openings 141; an air inducing mechanism 3 is arranged in the cooling ring sleeve 2, and the air inducing mechanism 3 sucks air flow from the bottom of the cooling ring sleeve 2; the switching mechanism 4 is arranged on the cooling ring sleeve 2; the switching mechanism 4 comprises an annular abutting plate 45, a connecting rod 44, a moving block 43, a switching motor 41 and a switching screw 42; the annular abutting plates 45 are arranged on the inner walls of the periphery of the cooling ring sleeve 2 in an abutting manner; the lower sides of two ends of the annular abutting plate 45 are respectively provided with a connecting rod 44, the lower ends of the connecting rods 44 are respectively provided with a moving block 43, the insides of two sides of the cooling ring sleeve 2 are respectively provided with a longitudinal sliding rail 21, the longitudinal sliding rail 21 is internally and vertically connected with the moving block 43 in a sliding and clamping manner, one of the longitudinal sliding rails 21 is rotatably provided with a switching screw rod 42, the switching screw rod 42 is in threaded connection with the moving block 43, and the lower end of the switching screw rod 42 is connected with a switching motor 41; the annular abutting plate 45 is located between the upper opening 151 and the lower opening 141, and the switching motor 41 drives the annular abutting plate 45 to move upwards or downwards and abut against the inner side of the periphery of the upper opening 151 or the lower opening 141.
As shown in fig. 1 to 6, in order to facilitate the introduction of the air flow, the air guiding mechanism 3 further comprises an air guiding motor 31, an air guiding shaft 32 and an air guiding blade 33; the induced air motor 31 is arranged at the lower side in the middle of the cooling ring sleeve 2, the upper end of the induced air motor 31 is connected with the induced air shaft 32, and the induced air blades 33 are arranged at the upper end of the induced air shaft 32. For filtering the introduced air flow, a filter screen plate 5 is further arranged below the inside of the cooling ring sleeve 2; a positioning block 51 is arranged in the middle of the filter screen plate 5; the induced draft motor 31 is mounted on the upper side of the positioning block 51. In order to cool the introduced air flow, a condensing box body 6 is arranged in the cooling ring sleeve 2; the condensing box 6 is positioned right above the air inducing mechanism 3. Further, the accommodating box body 1 and the cooling ring sleeve 2 are of an integrated structure. In order to facilitate assembling the frequency converter, further, the bottoms of the upper accommodating cavity 11 and the lower accommodating cavity 12 are respectively provided with an abutting ring body 7. Further, a plurality of supporting bases 7 are arranged around the lower end of the accommodating box body 1. Further, the side parts of the accommodating box body 1 and the cooling ring sleeve 2 are provided with opening and closing door plates.
The frequency converters positioned in the upper accommodating cavity 11 and the lower accommodating cavity 12 can be uniformly radiated, two airflow paths are designed, after the airflow is sucked through the induced draft mechanism 3, the airflow can enter the inner side channel 15 through the plurality of upper openings 151, enter the peripheral side part of the lower accommodating cavity 12 from the upper end of the inner side channel 15, and simultaneously enter the outer side channel 14 through the plurality of lower openings 141, and enter the peripheral side part of the upper accommodating cavity 11 from the upper end of the outer side channel 14, so that the upper accommodating cavity 11 and the lower accommodating cavity 12 have independent airflow paths, and the upper accommodating cavity can also effectively radiate heat.
The utility model can switch the ventilation condition of the upper accommodating cavity 11 and the lower accommodating cavity 12, when the frequency converters 9 in the upper accommodating cavity 11 and the lower accommodating cavity 12 are all in operation, the annular abutting plate 45 is controlled to be positioned between the upper opening 151 and the lower opening 141, so that the upper opening 151 and the lower opening 141 can both carry out suction airflow; when only the frequency converter 9 in the upper accommodating cavity 11 works, the switching motor 41 drives the switching screw rod 42 to rotate, the switching screw rod 42 drives the moving block 43 to move upwards, the annular abutting plate 45 is driven to move upwards and abut against the inner side of the periphery of the upper opening 151, and only the lower opening 141 enters the air flow to realize heat dissipation; when only the frequency converter in the lower accommodating cavity 12 works, the switching motor 41 drives the switching screw rod 42 to rotate, the switching screw rod 42 drives the moving block 43 to move downwards, so that the annular abutting plate 45 is driven to move downwards and abut against the inner side around the lower opening 141, and only the upper opening 151 enters the air flow to realize heat dissipation, so that the effective switching and diversion of the heat dissipation air flow are realized, and the heat dissipation performance of the whole structure is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The frequency converter heat abstractor is characterized by comprising a containing box body, a cooling ring sleeve, an induced air mechanism and a switching mechanism; an upper accommodating cavity and a lower accommodating cavity are respectively arranged in the accommodating box body; the top of the accommodating box body is provided with an exhaust hood; a cooling ring sleeve is arranged around the lower end of the accommodating box body; the outer sides of the peripheral clamping walls of the accommodating box body are uniformly provided with a plurality of outer side channels, and the inner sides of the peripheral clamping walls of the accommodating box body are uniformly provided with a plurality of inner side channels; the upper end of the outer channel extends to the side part of the periphery of the upper accommodating cavity, and the lower end of the outer channel extends to the side part of the cooling ring sleeve and forms a lower opening; the upper end of the inner side channel extends to the side part of the periphery of the lower accommodating cavity, and the lower end of the inner side channel extends to the side part of the cooling ring sleeve and forms an upper opening; the upper side of the inner part of the cooling ring sleeve is uniformly provided with a plurality of upper openings, the lower side of the inner part of the cooling ring sleeve is uniformly provided with a plurality of lower openings, and the upper openings are positioned above the lower openings; an air inducing mechanism is arranged in the cooling ring sleeve, and the air inducing mechanism sucks air flow from the bottom of the cooling ring sleeve; the switching mechanism is arranged on the cooling ring sleeve; the switching mechanism comprises an annular abutting plate, a connecting rod, a moving block, a switching motor and a switching screw rod; the annular abutting plates are arranged on the inner walls of the periphery of the cooling ring sleeve in an abutting manner; the lower sides of two ends of the annular abutting plate are respectively provided with a connecting rod, the lower ends of the connecting rods are respectively provided with a moving block, the insides of two sides of the cooling ring sleeve are respectively provided with a longitudinal sliding rail, the longitudinal sliding rail is clamped with a moving block in a sliding way up and down manner, one of the longitudinal sliding rails is internally provided with a switching screw in a rotating way, the switching screw is in threaded connection with the moving block, and the lower end of the switching screw is connected with a switching motor; the annular abutting plate is positioned between the upper opening and the lower opening, and the switching motor drives the annular abutting plate to move upwards or downwards and abut against the inner side of the periphery of the upper opening or the lower opening; the air inducing mechanism comprises an air inducing motor, an air inducing shaft and air inducing blades; the air inducing motor is arranged at the lower side of the middle inside the cooling ring sleeve, the upper end of the air inducing motor is connected with the air inducing shaft, and the upper end of the air inducing shaft is provided with air inducing blades; a condensing box body is arranged in the cooling ring sleeve; the condensing box body is positioned right above the induced air mechanism.
2. The uniform heat dissipation frequency converter heat dissipation device according to claim 1, wherein a filter screen plate is arranged below the inside of the cooling ring sleeve; a positioning block is arranged in the middle of the filter screen plate; the induced air motor is arranged on the upper side of the positioning block.
3. The uniform heat dissipation inverter heat dissipation device as defined in claim 1, wherein the housing case and the cooling collar are integrally formed.
4. The uniform heat dissipation inverter heat dissipation device as defined in claim 1, wherein the bottoms of the upper and lower receiving chambers are respectively provided with an abutment ring.
5. The uniform heat dissipation frequency converter heat dissipation device according to claim 1, wherein a plurality of support bases are arranged around the lower end of the accommodating box body.
6. The uniform heat dissipation inverter heat dissipation device as defined in claim 1, wherein the side portions of the housing case and the cooling collar are provided with opening and closing door panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616762.5U CN220068139U (en) | 2023-06-25 | 2023-06-25 | Frequency converter heat abstractor with uniform heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616762.5U CN220068139U (en) | 2023-06-25 | 2023-06-25 | Frequency converter heat abstractor with uniform heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220068139U true CN220068139U (en) | 2023-11-21 |
Family
ID=88767994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321616762.5U Active CN220068139U (en) | 2023-06-25 | 2023-06-25 | Frequency converter heat abstractor with uniform heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220068139U (en) |
-
2023
- 2023-06-25 CN CN202321616762.5U patent/CN220068139U/en active Active
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