CN215345572U - High-power frequency conversion cabinet with high heat dissipation - Google Patents
High-power frequency conversion cabinet with high heat dissipation Download PDFInfo
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- CN215345572U CN215345572U CN202120765252.9U CN202120765252U CN215345572U CN 215345572 U CN215345572 U CN 215345572U CN 202120765252 U CN202120765252 U CN 202120765252U CN 215345572 U CN215345572 U CN 215345572U
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Abstract
The utility model discloses a high-power frequency conversion cabinet with high heat dissipation, which belongs to the technical field of high-power frequency conversion cabinets and comprises a cabinet body, wherein a refrigerating device is fixed at the top of the side edge of the cabinet body, the refrigerating device comprises a heat dissipation fin group and a cooling fin group, and the heat dissipation fin group and the cooling fin group are fixedly connected back to back; a semiconductor refrigerating sheet is clamped between the radiating fin group and the radiating fin group, the refrigerating surface of the semiconductor refrigerating sheet is attached to the radiating fin group, and the heating surface of the semiconductor refrigerating sheet is attached to the radiating fin group; the cooling fin group penetrates through the cabinet body and is contained in the cabinet body, and the cooling fin group is contained outside the cabinet body. After the semiconductor refrigerating sheet is connected with the power supply, heat on one side of the refrigerating surface is transferred to one side of the heating surface, so that heat transfer is realized, and the effects of refrigerating on one side and heating on the other side are achieved. The effect of transferring heat inside the cabinet body to the outside is achieved through the transfer of the semiconductor refrigerating sheet to the heat, and therefore the heat dissipation effect is achieved.
Description
Technical Field
The utility model belongs to the technical field of high-power frequency conversion cabinets, and particularly relates to a high-power frequency conversion cabinet with high heat dissipation.
Background
The frequency conversion cabinet adopts a frequency converter to drive a control cabinet of a power device, becomes a power driving mode popularized at present due to good starting performance, speed regulation performance and energy-saving effect, and is widely applied to various industries.
The existing frequency conversion cabinet is generally provided with a vent directly on the surface of the cabinet body so as to radiate the frequency converter in the cabinet, but the radiating efficiency of the radiating method is low. Especially those high-power inverter cabinets, calorific capacity is huge, if do not have good radiating effect, can lead to electronic components rapid aging impaired, has increased inverter cabinet's use cost. Moreover, the inside of the frequency conversion cabinet is a relatively closed space, and if the heat dissipation effect is poor, particularly in summer high-temperature weather, the danger of spontaneous combustion is very easy to occur.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems that a common high-power frequency conversion cabinet in the prior art is huge in heat productivity and poor in heat dissipation effect, the utility model provides a high-power frequency conversion cabinet with high heat dissipation.
A high-power frequency conversion cabinet with high heat dissipation comprises a cabinet body, wherein a refrigerating device is fixed at the top of the side edge of the cabinet body, the refrigerating device comprises a heat dissipation fin group and a cooling fin group, and the heat dissipation fin group and the cooling fin group are fixedly connected back to back; a semiconductor refrigerating sheet is clamped between the radiating fin group and the radiating fin group, the refrigerating surface of the semiconductor refrigerating sheet is attached to the radiating fin group, and the heating surface of the semiconductor refrigerating sheet is attached to the radiating fin group; the cooling fin group penetrates through the cabinet body and is contained in the cabinet body, and the cooling fin group is contained outside the cabinet body.
The utility model has the following beneficial effects: after the semiconductor refrigerating sheet is connected with the power supply, heat on one side of the refrigerating surface is transferred to one side of the heating surface, so that heat transfer is realized, and the effects of refrigerating on one side and heating on the other side are achieved. The effect of transferring heat inside the cabinet body to the outside is achieved through the transfer of the semiconductor refrigerating sheet to the heat, and therefore the heat dissipation effect is achieved. The cooling fin group increases the contact area of the refrigerating side of the semiconductor refrigerating sheet and air, and improves the effect of transferring heat inside the cabinet to the outside, thereby realizing the refrigerating effect inside the cabinet. The radiating fin group increases the contact area of the heating side of the semiconductor refrigerating sheet and air, so that the radiating effect of the heating side is improved.
Further, the radiating fin group comprises a plurality of vertically arranged radiating fins, and the radiating fins are arranged in a front-back array way and have gaps; the end face of the radiating fin group corresponding to the outer side of the cabinet body is fixed with a radiating fan, air on the upper side and the lower side of the radiating fin group is guided into a gap between adjacent radiating fins and then blown out from the left side, and an air flow channel is formed. The heat on the radiating fin group is blown outwards by the radiating fan, so that the radiating effect is further improved.
Further, the cooling fin group comprises a plurality of cooling fins which are vertically arranged, and the cooling fins are arranged in a front-back array mode and gaps are reserved among the cooling fins; the end face of the cooling fin group corresponding to the outer side of the cabinet body is fixed with a cooling fan, air on the upper side and the lower side of the cooling fin group is guided into a gap between adjacent cooling fins and then blown out from the right side, and an air flow channel is formed. The cooling fan blows cold air on the cooling fin group to the inside of the cabinet body, so that cold and heat exchange of the cabinet body is accelerated, and the heat dissipation effect is further improved.
Furthermore, a solar panel is fixed at the top of the cabinet body and electrically connected with a storage battery, the storage battery is electrically connected with a control switch, and the control switch is electrically connected with the semiconductor refrigeration sheet, the heat dissipation fan and the cooling fan. Solar panel and battery have solved the power supply problem. The control switch realizes the effect of controlling all electrical components by one switch, and is simple and convenient.
Furthermore, an upper heat radiation fan is fixed at the top of the heat radiation fin group, and a lower heat radiation fan is fixed at the bottom of the heat radiation fin group; the upper heat dissipation fan and the lower heat dissipation fan blow upwards or downwards to form an air flow channel.
Because the heat quantity can rise, when the lower radiating fan blows the heat quantity upwards from the bottom of the radiating fin group, the upper radiating fan blows the heat quantity upwards from the top of the radiating fin group to form a radiating flow channel, and the heat dissipation effect is further improved.
Furthermore, an upper cooling fan is fixed at the top of the cooling fin group, and a lower cooling fan is fixed at the bottom of the cooling fin group; the upper cooling fan and the lower cooling fan blow upwards or downwards to form an air flow channel.
Because the cold air generated by the cooling fin group descends, when the upper cooling fan blows the cold air downwards from the top of the cooling fin group, the lower cooling fan blows the cold air downwards from the bottom of the cooling fin group to form a cooling flow channel, and the effect of cold and heat exchange is further improved.
Furthermore, a solar panel is fixed at the top of the cabinet body and electrically connected with a storage battery, the storage battery is electrically connected with a control switch, and the control switch is electrically connected with the semiconductor refrigeration sheet, the upper cooling fan, the lower cooling fan, the upper cooling fan and the lower cooling fan respectively. Solar panel and battery have solved the power supply problem. The control switch realizes the effect of controlling all electrical components by one switch, and is simple and convenient.
Furthermore, an insulating layer is clamped between the radiating fin group and the cooling fin group, and the insulating layer is sleeved on the periphery of the semiconductor refrigerating sheet. The heat preservation can prevent that the heat on the semiconductor refrigeration piece from scattering from week side, has guaranteed the heat-conduction effect of semiconductor refrigeration piece.
Furthermore, a heat outlet fan is fixed at the bottom of the side edge of the cabinet body. The bottom of the heat outlet fan is arranged, so that the internal part of the cabinet body can be prevented from causing too low temperature due to the closed relation, and the internal part of the cabinet body is frozen or frosted.
Drawings
Fig. 1 is a schematic structural diagram of a high-power frequency conversion cabinet with high heat dissipation according to an embodiment of the present invention.
Fig. 2 is a first schematic structural diagram of a refrigeration apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a refrigeration apparatus according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a refrigeration device in an embodiment of the utility model.
1-cabinet body, 2-radiating fin group, 3-radiating fin group, 4-semiconductor refrigerating sheet, 5-solar panel, 6-insulating layer, 7-heat outlet fan, 11-cabinet body side wall, 21-radiating fan, 22-upper radiating fan, 23-lower radiating fan, 31-radiating fan, 32-upper radiating fan and 33-lower radiating fan.
Detailed Description
The utility model is described in further detail below with reference to the figures and the embodiments.
Referring to fig. 1 to 3, a high-power frequency conversion cabinet with high heat dissipation comprises a cabinet body 1, wherein a refrigerating device is fixed at the top of the side edge of the cabinet body 1, the refrigerating device comprises a heat dissipation fin group 2 and a cooling fin group 3, and the heat dissipation fin group 2 and the cooling fin group 3 are fixedly connected back to back; a semiconductor refrigerating sheet 4 is clamped between the radiating fin group 2 and the radiating fin group 3, the refrigerating surface of the semiconductor refrigerating sheet 4 is attached to the radiating fin group 3, and the heating surface of the semiconductor refrigerating sheet 4 is attached to the radiating fin group 2; the cooling fin group 3 penetrates through the cabinet body 1 to be contained in the cabinet body 1, and the cooling fin group 2 is contained in the cabinet body 1.
After the semiconductor refrigerating sheet 4 is powered on, heat on one side of the refrigerating surface is transferred to one side of the heating surface, so that heat transfer is realized, and the effects of refrigerating on one side and heating on the other side are achieved. The effect of transferring heat inside the cabinet body 1 to the outside is achieved through the transfer of the semiconductor refrigerating sheet 4 to the heat, and therefore the heat dissipation effect is achieved. The cooling fin group 3 increases the contact area between the refrigerating side of the semiconductor refrigerating sheet 4 and the air, and improves the effect of transferring heat inside the cabinet body 1 to the outside, thereby realizing the refrigerating effect inside the cabinet body 1. The radiating fin group 2 increases the contact area of the heating side of the semiconductor refrigerating sheet 4 and air, thereby improving the radiating effect of the heating side.
The radiating fin group 2 comprises a plurality of vertically arranged radiating fins which are arranged in a front-back array mode and gaps are reserved between the radiating fins; the end face of the radiating fin group 2 opposite to the outer side of the cabinet body 1 is fixed with a radiating fan 21, and air on the upper side and the lower side of the radiating fin group 2 is guided into a gap between adjacent radiating fins and then blown out from the left side to form an air flow channel. The heat dissipation fan 21 blows the heat on the heat dissipation fin group 2 outwards, further increasing the heat dissipation effect.
The cooling fin group 3 comprises a plurality of vertically arranged cooling fins which are arranged in a front-back array way and gaps are reserved among the cooling fins; the end face of the cooling fin group 3 opposite to the outer side of the cabinet body 1 is fixed with a cooling fan 31, and the air on the upper side and the lower side of the cooling fin group 3 is guided into the gap between the adjacent cooling fins and then blown out from the right side to form an air flow channel. The cooling fan 31 blows the cooling air on the cooling fin group 3 to the inside of the cabinet body 1, so that the heat exchange of the cabinet body 1 is accelerated, and the heat dissipation effect is further improved.
The top of the cabinet body 1 is fixed with a solar panel 5, the solar panel 5 is electrically connected with a storage battery, the storage battery is electrically connected with a control switch, and the control switch is respectively electrically connected with a semiconductor refrigeration sheet 4, a heat radiation fan 21 and a cooling radiation fan 31. The solar panel 5 and the storage battery solve the problem of power supply. The control switch realizes the effect of controlling all electrical components by one switch, and is simple and convenient.
In the alternative to this, either,
referring to fig. 4, an upper heat dissipation fan 22 is fixed on the upper end surface of the heat dissipation fin group 2, the bottom end surface of the upper heat dissipation fan 22 is fixedly connected with the top end surface of the heat dissipation fin group 2, and the upper heat dissipation fan 22 blows hot air generated by the heat dissipation fin group 2 to the upper side of the heat dissipation fin group 2; the upper radiator fan 22 blows heat upward from the top of the radiator fin group 2.
A lower heat dissipation fan 23 is fixed on the lower end surface of the heat dissipation fin group 2, the top end surface of the lower heat dissipation fan 23 is fixedly connected with the bottom end surface of the heat dissipation fin group 2, and the lower heat dissipation fan 23 blows hot air generated by the heat dissipation fin group 2 to the upper side of the heat dissipation fin group 2. The lower heat radiation fan 23 blows heat upward from the bottom of the heat radiation fin group 2.
Because the heat will rise, when the lower heat dissipation fan 23 blows the heat upwards from the bottom of the heat dissipation fin set 2, the upper heat dissipation fan 22 blows the heat upwards from the top of the heat dissipation fin set 2 to form a heat dissipation flow channel, and the heat dissipation effect is further increased.
An upper cooling fan 32 is fixed on the upper end surface of the cooling fin group 3, the top end surface of the upper cooling fan 32 is fixedly connected with the top end surface of the cooling fin group 3, and the upper cooling fan 32 blows hot air generated by the cooling fin group 3 to the lower part of the cooling fin group 3; the upper cooling fins 32 blow the cool air generated by the cooling fins 3 downward from the top.
The lower end surface of the cooling fin group 3 is fixed with a lower cooling fan 33, the bottom end surface of the lower cooling fan 33 is fixedly connected with the bottom end surface of the cooling fin group 3, and the lower cooling fan 33 blows hot air generated by the cooling fin group 3 to the lower part of the cooling fin group 3. The lower cooling fan 33 blows the cool air generated by the cooling fin group 3 downward from the bottom.
Because the cool air generated by the cooling fin group 3 will descend, when the upper cooling fan 32 blows the cool air downwards from the top of the cooling fin group 3, the lower cooling fan 33 blows the cool air downwards from the bottom of the cooling fin group 3 to form a cooling flow channel, and the effect of heat exchange is further increased.
The top of the cabinet body 1 is fixed with a solar panel 5, the solar panel 5 is electrically connected with a storage battery, the storage battery is electrically connected with a control switch, and the control switch is respectively and electrically connected with the semiconductor refrigeration sheet 4, the upper cooling fan 22, the lower cooling fan 23, the upper cooling fan 32 and the lower cooling fan 33. The solar panel 5 and the storage battery solve the problem of power supply. The control switch realizes the effect of controlling all electrical components by one switch, and is simple and convenient.
An insulating layer 6 is also clamped between the radiating fin group 2 and the radiating fin group 3, and the insulating layer 6 is sleeved on the periphery of the semiconductor refrigerating sheet 4. The heat preservation layer 6 can prevent the heat on the semiconductor refrigeration piece 4 from radiating from the peripheral side, and the heat conduction effect of the semiconductor refrigeration piece 4 is ensured.
A heat-discharging fan 7 is fixed at the bottom of the side edge of the cabinet body 1. The bottom of the heat outlet fan 7 is arranged to prevent the temperature inside the cabinet 1 from being too low due to the closed relation, so that the ice or frost is formed inside the cabinet 1.
It is to be understood that: although the present invention has been described in considerable detail with reference to certain embodiments thereof, it is not intended to be limited to the details shown, since various changes in form and detail can be made therein without departing from the scope of the utility model encompassed by the appended claims.
Claims (9)
1. The utility model provides a possess high radiating high-power inverter cabinet, includes the cabinet body (1), its characterized in that: a refrigerating device is fixed at the top of the side edge of the cabinet body (1), the refrigerating device comprises a radiating fin group (2) and a cooling fin group (3), and the radiating fin group (2) and the cooling fin group (3) are fixedly connected back to back; a semiconductor refrigerating sheet (4) is clamped between the radiating fin group (2) and the radiating fin group (3), the refrigerating surface of the semiconductor refrigerating sheet (4) is attached to the radiating fin group (3), and the heating surface of the semiconductor refrigerating sheet (4) is attached to the radiating fin group (2); the cooling fin group (3) penetrates through the cabinet body (1) to be contained in the cabinet body, and the cooling fin group (2) is contained in the cabinet body (1).
2. The high-power frequency conversion cabinet with high heat dissipation performance of claim 1, wherein: the radiating fin group (2) comprises a plurality of vertically arranged radiating fins which are arranged in a front-back array way and a gap is reserved between the radiating fins; the end face of the radiating fin group (2) opposite to the outer side of the cabinet body (1) is fixed with a radiating fan (21), air on the upper side and the lower side of the radiating fin group (2) is guided into a gap between adjacent radiating fins and then blown out from the left side, and an air flow channel is formed.
3. The high-power frequency conversion cabinet with high heat dissipation performance as claimed in claim 2, wherein: the cooling fin group (3) comprises a plurality of cooling fins which are vertically arranged, and the cooling fins are arranged in a front-back array way and a gap is reserved between the cooling fins; the end face of the cooling fin group (3) corresponding to the outer side of the cabinet body (1) is fixed with a cooling fan (31), air on the upper side and the lower side of the cooling fin group (3) is guided into a gap between adjacent cooling fins and then blown out from the right side, and an air flow channel is formed.
4. The high-power frequency conversion cabinet with high heat dissipation performance of claim 3, wherein: the solar panel (5) is fixed on the top of the cabinet body (1), the solar panel (5) is electrically connected with a storage battery, the storage battery is electrically connected with a control switch, and the control switch is electrically connected with the semiconductor refrigeration sheet (4), the heat dissipation fan (21) and the cooling dissipation fan (31).
5. The high-power frequency conversion cabinet with high heat dissipation performance of claim 1, wherein: an upper radiating fan (22) is fixed at the top of the radiating fin group (2), and a lower radiating fan (23) is fixed at the bottom of the radiating fin group (2); the upper heat radiation fan (22) and the lower heat radiation fan (23) both blow upwards or both blow downwards to form an air flow channel.
6. The high-power frequency conversion cabinet with high heat dissipation performance of claim 5, wherein: an upper cooling fan (32) is fixed at the top of the cooling fin group (3), and a lower cooling fan (33) is fixed at the bottom of the cooling fin group (3); the upper cooling fan (32) and the lower cooling fan (33) blow upwards or downwards to form an air flow channel.
7. The high-power frequency conversion cabinet with high heat dissipation performance of claim 6, wherein: the solar panel (5) is fixed on the top of the cabinet body (1), the solar panel (5) is electrically connected with a storage battery, the storage battery is electrically connected with a control switch, and the control switch is electrically connected with the semiconductor refrigeration sheet (4), the upper cooling fan (22), the lower cooling fan (23), the upper cooling fan (32) and the lower cooling fan (33) respectively.
8. The high power inverter cabinet with high heat dissipation according to any one of claims 1 to 7, wherein: an insulating layer (6) is also clamped between the radiating fin group (2) and the cooling fin group (3), and the insulating layer (6) is sleeved on the periphery of the semiconductor refrigerating sheet (4).
9. The high-power frequency conversion cabinet with high heat dissipation performance of claim 1, wherein: a heat outlet fan (7) is fixed at the bottom of the side edge of the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120765252.9U CN215345572U (en) | 2021-04-14 | 2021-04-14 | High-power frequency conversion cabinet with high heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120765252.9U CN215345572U (en) | 2021-04-14 | 2021-04-14 | High-power frequency conversion cabinet with high heat dissipation |
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| Publication Number | Publication Date |
|---|---|
| CN215345572U true CN215345572U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120765252.9U Active CN215345572U (en) | 2021-04-14 | 2021-04-14 | High-power frequency conversion cabinet with high heat dissipation |
Country Status (1)
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|---|---|
| CN (1) | CN215345572U (en) |
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2021
- 2021-04-14 CN CN202120765252.9U patent/CN215345572U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-power frequency conversion cabinet with high heat dissipation Effective date of registration: 20220418 Granted publication date: 20211228 Pledgee: Hangzhou United Rural Commercial Bank Co.,Ltd. Santang sub branch Pledgor: ZHEJIANG CREATING CENTURY ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2022980004368 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |