CN212727870U - Electric box heat radiation structure of heat pump water chilling unit - Google Patents
Electric box heat radiation structure of heat pump water chilling unit Download PDFInfo
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- CN212727870U CN212727870U CN202021950031.0U CN202021950031U CN212727870U CN 212727870 U CN212727870 U CN 212727870U CN 202021950031 U CN202021950031 U CN 202021950031U CN 212727870 U CN212727870 U CN 212727870U
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- heat dissipation
- heat
- heat pump
- chilling unit
- pump water
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Abstract
The utility model relates to a heat pump cooling water set field specifically discloses a heat pump cooling water set's electronic box heat radiation structure, including the electronic box cavity, its characterized in that: one side of the electric box cavity is communicated with a heat dissipation air channel, the lower end of the heat dissipation air channel is provided with an air inlet, and the upper port of the heat dissipation air channel is communicated with a negative pressure heat dissipation fan on the heat pump water chilling unit; and a thin air port section with the caliber smaller than the calibers of the air inlet and the upper port of the heat dissipation air channel is arranged between the air inlet of the heat dissipation air channel and the upper port of the heat dissipation air channel. Through the structure setting of heat dissipation wind channel, can directly and high-efficiently dispel the heat and cool down to the frequency conversion drive plate of electronic box cavity and relevant electrical part etc. because heat dissipation wind channel still has the aperture and is less than the thin wind gap section of air inlet and the last port aperture of heat dissipation wind channel, can obviously improve air velocity through thin wind gap section, combines radiating fin to effectively strengthen the radiating effect to in the electronic box cavity.
Description
Technical Field
The utility model belongs to the technical field of heat pump cooling water set and specifically relates to a heat pump cooling water set's electronic box heat radiation structure.
Background
The electronic box part of the existing heat pump water chilling unit is provided with a plurality of frequency conversion driving plates with large heat productivity, frequency conversion driving plates and the like, so that the electronic box of the heat pump water chilling unit can generate and accumulate a large amount of heat in the working operation, and if the heat is accumulated in a large amount for a long time, the performance and the service life of the driving plates of the heat pump water chilling unit can be adversely affected. The traditional cooling and heat dissipation mode is generally carried out by adopting a direct blowing mode of a cooling fan, and although the mode can carry out heat dissipation and cooling, the heat dissipation efficiency is lower, and the heat dissipation effect is not good enough, so that a larger improvement space is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects and deficiencies of the prior art, the utility model aims to provide a heat pump water chilling unit's electronic box heat radiation structure rational in infrastructure, radiating efficiency and radiating effect are all better.
The utility model provides a technical scheme that its technical problem adopted is:
the electric box heat dissipation structure of the heat pump water chilling unit comprises an electric box cavity, wherein one side of the electric box cavity is communicated with a heat dissipation air channel, the lower end of the heat dissipation air channel is provided with an air inlet, and the upper port of the heat dissipation air channel is communicated with a negative pressure heat dissipation fan on the heat pump water chilling unit;
and a thin air port section with the caliber smaller than the calibers of the air inlet and the upper port of the heat dissipation air channel is arranged between the air inlet of the heat dissipation air channel and the upper port of the heat dissipation air channel.
Preferably, a frequency conversion driving board is arranged on the inner side wall of the electric box cavity, and a radiating fin made of a good conductor material is arranged on one side of the frequency conversion driving board.
Preferably, the heat dissipation fin is made of an aluminum alloy material or a copper material.
Preferably, the upper end surface of the electric box cavity is provided with an exhaust hole net, and the lower end surface of the electric box cavity is provided with an air inlet hole net.
Preferably, a wind speed breakthrough closing-in with a slope-shaped section is arranged between the air inlet and the thin air port section.
Preferably, the upper end opening of the heat dissipation air duct is provided with an outer flaring opening with a bucket-shaped cross section, and the outer flaring opening is communicated with a negative pressure heat dissipation fan on the heat pump water chilling unit.
Preferably, the thin air port section is buckled on the periphery of the radiating fin.
Preferably, the number of the heat dissipation air ducts is two.
The utility model has the advantages that: through the structure setting of heat dissipation wind channel, can directly and high-efficiently dispel the heat and cool down to the frequency conversion drive plate of electronic box cavity and relevant electrical part etc. because heat dissipation wind channel still has the aperture and is less than the thin wind gap section of air inlet and the last port aperture of heat dissipation wind channel, can obviously improve air velocity through thin wind gap section, combines radiating fin to effectively strengthen the radiating effect to in the electronic box cavity.
The air speed breaks through the arrangement of the closing-in part, the air speed of the thin air port section can be further improved, and the broken-through air flow air port is formed at the air speed breaking through the closing-in part, and the heat dissipation fins are combined, so that the heat dissipation effect in the electric box cavity is effectively enhanced.
Drawings
Fig. 1 is a schematic structural view of a cavity part of an electric box of the heat pump water chilling unit of the present invention;
FIG. 2 is an enlarged view of the internal part of the cavity and the heat dissipation duct of the electric box of the present invention;
FIG. 3 is a schematic view of the internal structure of the electric box cavity of the present invention;
fig. 4 is the schematic view of the assembly structure of the electric box cavity and the heat dissipation air duct of the present invention.
In the figure: 1. the electric box comprises an electric box cavity 2, a heat dissipation air duct 3, an air inlet 4, an upper port 5, a negative pressure heat dissipation fan 6, a fine air port section 7, a variable frequency drive plate 8, heat dissipation fins 9, an exhaust hole network 10, an air inlet hole network 11, a wind speed breaking-through closing-up 12 and an outer flaring.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, it is right below to combine the attached drawing and embodiment the utility model discloses do further explanation. It should be understood that the embodiments described herein are merely for the purpose of illustrating the invention and are not intended to limit the invention.
The electric box heat dissipation structure of the heat pump water chilling unit shown in fig. 1-4 comprises an electric box cavity 1, wherein one side of the electric box cavity 1 is communicated with a heat dissipation air duct 2, the lower end of the heat dissipation air duct 2 is provided with an air inlet 3, and an upper port 4 of the heat dissipation air duct 2 is communicated with a negative pressure heat dissipation fan 5 on the heat pump water chilling unit;
a thin air port section 6 with the caliber smaller than the calibers of the air inlet 3 and the upper port 4 of the heat dissipation air duct 2 is arranged between the air inlet 3 of the heat dissipation air duct 2 and the upper port 4 of the heat dissipation air duct 2. As a preferred embodiment, there are two sets of heat dissipation air ducts 2.
As an embodiment, a frequency conversion driving plate 7 is arranged on the inner side wall of the electric box cavity 1, and a radiating fin 8 made of a good conductor material is arranged on one side of the frequency conversion driving plate 7. In a preferred embodiment, the heat dissipation fins 8 are made of an aluminum alloy material or a copper material.
As an embodiment, the thin air port section 6 is buckled at the periphery of the radiating fin 8, so that the radiating effect is ensured.
Through the structural setting of wind channel 2, can directly and high-efficiently dispel the heat and cool down to the internal frequency conversion drive plate of electronic box cavity 1 and relevant electrical part etc. because wind channel 2 still has the bore and is less than air inlet 3 and wind channel 2 last port 4 bore thin tuyere section 6, can obviously improve air velocity through thin tuyere section 6, combine radiating fin 8 to effectively strengthen the radiating effect to in the electronic box cavity 1.
As an embodiment, the upper end surface of the electric box cavity 1 is provided with an exhaust hole net 9, and the lower end surface of the electric box cavity 1 is provided with an air inlet hole net 10.
As an example, a wind speed breakthrough closing 11 with a slope-shaped cross section is arranged between the air inlet 3 and the fine air port section 6.
The air speed of the thin air port section 6 can be further improved by the arrangement of the wind speed breaking through the closing-in 11, and a broken-through air flow air port is formed at the position where the wind speed breaking through the closing-in 11 and is combined with the radiating fins 8, so that the radiating effect in the electric box cavity 1 is effectively enhanced.
The upper port of the heat dissipation air duct 2 is provided with an outer flaring port 12 with a bucket-shaped cross section, and the outer flaring port 12 is communicated with a negative pressure heat dissipation fan 5 on the heat pump water chilling unit. Through the arrangement of the outer flaring 12, the air flow with accumulated heat can be discharged through the negative pressure heat radiation fan 5 on the heat pump water chilling unit more quickly.
The foregoing is considered as illustrative of the preferred embodiments only, and it is understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. Heat pump cooling water set's electronic box heat radiation structure, including the electronic box cavity, its characterized in that:
one side of the electric box cavity is communicated with a heat dissipation air channel, the lower end of the heat dissipation air channel is provided with an air inlet, and the upper port of the heat dissipation air channel is communicated with a negative pressure heat dissipation fan on the heat pump water chilling unit;
and a thin air port section with the caliber smaller than the calibers of the air inlet and the upper port of the heat dissipation air channel is arranged between the air inlet of the heat dissipation air channel and the upper port of the heat dissipation air channel.
2. The heat pump water chilling unit electric box heat dissipation structure of claim 1, wherein: the electronic box is characterized in that a frequency conversion driving plate is arranged on the inner side wall of the electronic box cavity, and a radiating fin made of a good conductor material is arranged on one side of the frequency conversion driving plate.
3. The heat pump water chilling unit electric tank heat dissipation structure of claim 2, wherein: the radiating fins are made of aluminum alloy materials or copper materials.
4. The heat pump water chilling unit electric tank heat dissipation structure of claim 2, wherein: the upper end face of the electric box cavity is provided with an exhaust hole net, and the lower end face of the electric box cavity is provided with an air inlet hole net.
5. The heat pump water chilling unit electric box heat dissipation structure of claim 1, wherein: and a wind speed breakthrough closing-in with a slope-shaped section is arranged between the air inlet and the thin air port section.
6. The heat pump water chilling unit electric tank heat dissipation structure of claim 5, wherein: the upper end opening of the heat dissipation air duct is provided with an outer flaring opening with a bucket-shaped cross section, and the outer flaring opening is communicated with a negative pressure heat dissipation fan on the heat pump water chilling unit.
7. The heat pump water chilling unit electric tank heat dissipation structure of claim 6, wherein: the thin air port section is buckled on the periphery of the radiating fin.
8. The heat pump water chilling unit electric box heat dissipation structure of claim 1, wherein: the number of the heat dissipation air channels is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021950031.0U CN212727870U (en) | 2020-09-08 | 2020-09-08 | Electric box heat radiation structure of heat pump water chilling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021950031.0U CN212727870U (en) | 2020-09-08 | 2020-09-08 | Electric box heat radiation structure of heat pump water chilling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212727870U true CN212727870U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021950031.0U Active CN212727870U (en) | 2020-09-08 | 2020-09-08 | Electric box heat radiation structure of heat pump water chilling unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212727870U (en) |
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2020
- 2020-09-08 CN CN202021950031.0U patent/CN212727870U/en active Active
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