CN220544579U - Ventilation and heat dissipation device of electric control cabinet of mining excavator - Google Patents
Ventilation and heat dissipation device of electric control cabinet of mining excavator Download PDFInfo
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- CN220544579U CN220544579U CN202322213940.6U CN202322213940U CN220544579U CN 220544579 U CN220544579 U CN 220544579U CN 202322213940 U CN202322213940 U CN 202322213940U CN 220544579 U CN220544579 U CN 220544579U
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- heat dissipation
- ventilation
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 33
- 238000009423 ventilation Methods 0.000 title claims abstract description 27
- 238000005065 mining Methods 0.000 title claims abstract description 21
- 239000000428 dust Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model provides a ventilation and heat dissipation device of an electric cabinet of a mining excavator, which comprises the following components: the inlet of the first air channel is used for being connected with an air outlet of the ventilation and dust removal device, the second air channel is arranged at the top of the electric room, the electric room comprises a hot air area and a cold air area which are separated, the hot air area is provided with a heat dissipation hole, and the outlet of the second air channel is communicated with the cold air area; the air inlet of the electric control cabinet is communicated with the cold air area, and the air outlet is communicated with the hot air area. The ventilation and heat dissipation device of the electric control cabinet of the mining excavator provided by the utility model has a good heat dissipation effect.
Description
Technical Field
The utility model belongs to the field of mining excavators, and particularly relates to a ventilation and heat dissipation device of an electric control cabinet of a mining excavator.
Background
The mining excavator is main mining equipment of large open-pit coal mines, iron ores and nonferrous metal mines, the field working condition is bad, dust is large, the electric control cabinet is a control center of the excavator, and especially in hot summer or tropical areas, the mining excavator works under the external high-temperature condition for a long time, so that the overtemperature alarm of the electric control cabinet is caused, ventilation and heat dissipation of the electric control cabinet are required to be continuously carried out, heat emitted by the electric control cabinet is taken away, and the normal work of the electric control cabinet is ensured.
In the prior art, the dust removal device supplies air to the electric room through the air duct, the electric room is provided with the air outlet, the fan is arranged, heat in the electric control cabinet is pumped out of the electric room, and in the actual use process, the heat dissipation effect of the electric control cabinet is poor, and the electric control cabinet alarms frequently at high temperature.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the ventilation and heat dissipation device of the electric control cabinet of the mining excavator, which has good heat dissipation effect.
The utility model provides a ventilation and heat dissipation device of an electric cabinet of a mining excavator, which comprises the following components: the air conditioner comprises a first air duct and a second air duct which are connected with each other, wherein an inlet of the first air duct is used for being connected with an air outlet of a ventilation dust removal device, the second air duct is arranged at the top of an electric room, the electric room comprises a hot air area and a cold air area which are separated, a heat dissipation hole is formed in the hot air area, and an outlet of the second air duct is communicated with the cold air area; the air inlet of the electric control cabinet is communicated with the cold air area, and the air outlet is communicated with the hot air area.
The utility model provides a ventilation and heat dissipation device of an electric cabinet of a mining excavator, which has the following working principle: the air supplied by the ventilation and dust removal device enters a cold air area of the electric room through the first air duct and the second air duct, then enters the electric cabinet from an air inlet of the electric cabinet, finally is discharged into a hot air area, and hot air in the hot air area is discharged into a machine shed for heat dissipation through heat dissipation holes. Because the air in the electric room flows unidirectionally, the hot air is prevented from flowing back, and the heat dissipation efficiency of the electric control cabinet is effectively improved.
According to one embodiment of the utility model, the top of the electric control cabinet is provided with a top frame, the top frame is provided with an air inlet and an air outlet, the outlet of the second air duct is connected with the air inlet of the top frame, and the air outlet of the electric control cabinet is connected with the air outlet of the top frame.
According to one embodiment of the utility model, one or more groups of electric control cabinets are arranged in the electric room, and each group of electric control cabinets comprises a plurality of electric control cabinets which are sequentially arranged along the length direction of the electric room.
According to one embodiment of the utility model, two sides of the electric room are respectively provided with a group of electric control cabinets, a cold air area is arranged between the two groups of electric control cabinets, and a second air duct is arranged at the top of the cold air area; the air outlet of automatically controlled cabinet is located the top, and the air inlet is located the lower extreme of automatically controlled cabinet and towards cold wind district.
According to one embodiment of the utility model, a sealing strip is arranged between the top frame and the side wall of the electric room.
According to an embodiment of the present utility model, the second air duct is provided with a plurality of air outlets along a length direction, and a deflector for adjusting air volume of the air outlets is provided.
According to an embodiment of the present utility model, the plurality of first air channels are connected in parallel through the flexible connection air channels and then connected with the second air channel.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of a ventilation and heat dissipation device of an electric cabinet of a mining excavator;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic airflow diagram of ventilation and heat dissipation in an electrical room.
Description of the reference numerals
1-first air duct, 2-second air duct, 3-flexible connection air duct, 4-electric room, 5-top frame, 6-sealing strip, 7-electric control cabinet, 8-guide plate.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model pertains.
Examples
Referring to fig. 1 to 3, the ventilation and heat dissipation device of the electric control cabinet of the mining excavator provided in this embodiment includes: the air conditioner comprises a first air duct 1 and a second air duct 2 which are connected with each other, wherein an inlet of the first air duct 1 is used for being connected with an air outlet of a ventilation dust removal device, the second air duct 2 is arranged at the top of an electric room 4, the electric room 4 comprises a hot air area and a cold air area which are separated, the hot air area is provided with a heat dissipation hole, and an outlet of the second air duct 2 is communicated with the cold air area; the air inlet of the electric control cabinet 7 is communicated with the cold air area, and the air outlet is communicated with the hot air area.
The air supplied by the ventilation and dust removal device enters a cold air area of the electric room 4 through the first air duct 1 and the second air duct 2, then enters the electric control cabinet 7 from an air inlet of the electric control cabinet 7, finally is discharged into a hot air area, and hot air in the hot air area is discharged into a machine shed for heat dissipation through heat dissipation holes. Because the air in the electric room 4 flows unidirectionally, the hot air is prevented from flowing back, and the heat dissipation efficiency of the electric control cabinet 7 is effectively improved.
Specifically, the top of automatically controlled cabinet 7 is equipped with top frame 5, and top frame 5 is equipped with air inlet and air outlet, and the export of second wind channel 2 is connected with the air inlet of top frame 5, and the air outlet of automatically controlled cabinet 7 is connected with the air outlet of top frame 5. The electric room 4 is divided into a cold air area and a hot air area through the top frame 5, the hot air area is arranged above the top frame 5, and the cold air area is arranged below the top frame 5.
Two sides of the electric room 4 are respectively provided with a group of electric control cabinets 7, and each group of electric control cabinets 7 comprises a plurality of electric control cabinets 7 which are sequentially arranged along the length direction of the electric room 4. A cold air area is arranged between the two groups of electric control cabinets 7, and a second air duct 2 is arranged at the top of the cold air area; the air outlet of the electric control cabinet 7 is positioned at the top, and the air inlet is positioned at the lower end of the electric control cabinet 7 and faces the cold air area. In this embodiment, the top frame 5 is composed of two subframes, the subframes fix a row of electric control cabinets 7 together, an air inlet of the top frame 5 is formed between the two subframes, and an air outlet of the second air duct 2 is connected with the air inlet of the top frame 5.
A sealing strip 6 is arranged between the top frame 5 and the side wall of the electric room 4 to prevent hot air in the hot air area from flowing back to the cold air area from a gap between the electric control cabinet and the side wall of the electric room, and the heat dissipation effect of the electric control cabinet 7 is affected.
More specifically, the second air duct 2 is provided with a plurality of air outlets in the length direction, and is provided with a baffle plate 8 for adjusting the air volume of the air outlets. The guide plates 8 are arranged inside the second air duct 2, and the guide plates 8 have different lengths, so that the air outlet quantity along the length direction is controlled, the air quantity required by each electric control cabinet 7 is met, and the heat dissipation effect is guaranteed.
According to practical situations, the number of the first air channels 1 can be multiple, and the first air channels are connected with the second air channels 2 after being connected in parallel through the soft connection air channels 3. In this embodiment, two first air channels 1 are provided, one of the first air channels 1 is connected with a first fan air outlet of the ventilation and dust removal device, the other first air channel 1 is connected with a second fan air outlet of the ventilation and dust removal device, the two first air channels 1 are connected with a flexible connection air channel 3 at the rear part of an electric room 4, and the flexible connection air channel 3 is connected with a second air channel 2.
In the description of the present utility model, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description of the present specification, a particular feature, structure, material, or characteristic may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (7)
1. The utility model provides a mining excavator automatically controlled cabinet's ventilation heat abstractor which characterized in that includes: the air conditioner comprises a first air duct (1) and a second air duct (2) which are connected with each other, wherein an inlet of the first air duct (1) is used for being connected with an air outlet of a ventilation and dust removal device, the second air duct (2) is arranged at the top of an electric room (4), the electric room (4) comprises a hot air area and a cold air area which are separated, the hot air area is provided with a heat dissipation hole, and an outlet of the second air duct (2) is communicated with the cold air area; the air inlet of the electric control cabinet (7) is communicated with the cold air area, and the air outlet is communicated with the hot air area.
2. The ventilation and heat dissipation device of the electric control cabinet of the mining excavator according to claim 1, wherein a top frame (5) is arranged at the top of the electric control cabinet (7), the top frame (5) is provided with an air inlet and an air outlet, the outlet of the second air duct (2) is connected with the air inlet of the top frame (5), and the air outlet of the electric control cabinet (7) is connected with the air outlet of the top frame (5).
3. The ventilation and heat dissipation device for the electric control cabinets of the mining excavator according to claim 2, wherein one or more groups of electric control cabinets (7) are arranged in the electric chamber (4), and each group of electric control cabinets (7) comprises a plurality of electric control cabinets (7) which are sequentially arranged along the length direction of the electric chamber (4).
4. The ventilation and heat dissipation device for the electric control cabinets of the mining excavator according to claim 3, wherein a group of electric control cabinets (7) are respectively arranged on two sides of the electric room (4), a cold air area is arranged between the two groups of electric control cabinets (7), and a second air duct (2) is arranged at the top of the cold air area; the air outlet of the electric control cabinet (7) is positioned at the top, and the air inlet is positioned at the lower end of the electric control cabinet (7) and faces the cold air area.
5. The ventilation and heat dissipation device of the electric cabinet of the mining excavator according to claim 2, wherein a sealing strip (6) is arranged between the top frame (5) and the side wall of the electric room (4).
6. The ventilation and heat dissipation device of the electric cabinet of the mining excavator according to claim 1, wherein the second air duct (2) is provided with a plurality of air outlets along the length direction, and is provided with a guide plate (8) for adjusting the air quantity of the air outlets.
7. The ventilation and heat dissipation device of the electric control cabinet of the mining excavator according to claim 1 is characterized in that a plurality of first air channels (1) are connected in parallel through soft connection air channels (3) and then connected with the second air channels (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322213940.6U CN220544579U (en) | 2023-08-17 | 2023-08-17 | Ventilation and heat dissipation device of electric control cabinet of mining excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322213940.6U CN220544579U (en) | 2023-08-17 | 2023-08-17 | Ventilation and heat dissipation device of electric control cabinet of mining excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220544579U true CN220544579U (en) | 2024-02-27 |
Family
ID=89963453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322213940.6U Active CN220544579U (en) | 2023-08-17 | 2023-08-17 | Ventilation and heat dissipation device of electric control cabinet of mining excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220544579U (en) |
-
2023
- 2023-08-17 CN CN202322213940.6U patent/CN220544579U/en active Active
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