CN209823631U - Heat dissipation and air guide device for frequency converter cabinet - Google Patents
Heat dissipation and air guide device for frequency converter cabinet Download PDFInfo
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- CN209823631U CN209823631U CN201920749350.6U CN201920749350U CN209823631U CN 209823631 U CN209823631 U CN 209823631U CN 201920749350 U CN201920749350 U CN 201920749350U CN 209823631 U CN209823631 U CN 209823631U
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Abstract
The utility model provides a heat dissipation and air guide device for a frequency converter cabinet, which belongs to the technical field of heat dissipation and air guide, wherein part of the heat dissipation and air guide device is arranged in the frequency converter cabinet; the heat dissipation device comprises two air duct plates which are fixedly connected together and a bracket fixed on the outer side of each air duct plate; the support comprises a vertical support piece fixedly connected with each air duct plate and a horizontal support piece vertically connected with the vertical support piece, and the horizontal support piece is fixed on the top cover of the machine cabinet. The utility model discloses heat dissipation air ducting both played the top cap effect in the current rack, can also form independent wind channel with the top air outlet of converter, effectively rapidly with hot-blast discharge rack outside, simple structure, it is reliable, do benefit to the normal operation and the life of cabinet type converter system.
Description
Technical Field
The utility model belongs to the technical field of the heat dissipation wind-guiding, especially, relate to a heat dissipation wind-guiding device for converter rack.
Background
Fig. 1 and fig. 2 are schematic structural diagrams of a conventional cabinet type frequency converter system, in which a frequency converter 10 is placed in a cabinet body 20, a wind screen 30 is installed in the cabinet body 20, a top cover 50 is placed on the cabinet body 20, and a front door air inlet 70 is arranged on a door 60 of the cabinet body 20.
Its all ring edge border temperature of converter 10 during operation has very big influence to the normal operation of its equipment and the life of device, so in cabinet type converter system, the cabinet body should effectively be discharged in time to the heat that equipment work produced, prevents that hot-blast 80 of converter air outlet from at cabinet 20 inner loop to ensure equipment normal operating and avoid influencing other devices in the cabinet body, the common solution in the industry is to do deep bead 30 and keep apart in cabinet 10.
The following defects exist in the prior art:
1) because there are structural gaps around the frequency converter 10 and the cabinet 20, a wind shield 30 needs to be disposed between the periphery of the frequency converter 10 and the cabinet 20, which is complex in structure and high in cost.
2) There is a drawback that the hot wind 80 stays in the cabinet 20, and cannot be rapidly discharged out of the cabinet 20. To avoid this drawback, an additional fan is required to be added to the top cover 30 of the cabinet 20, which increases the cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an effectively with outside the hot-blast discharge rack, simple structure and reliable a heat dissipation air ducting for converter rack rapidly.
The utility model provides a heat dissipation and air guide device, which is partially installed in a cabinet of a frequency converter, wherein the cabinet is provided with a cabinet top cover, and the heat dissipation and air guide device comprises a heat dissipation device which passes through the cabinet top cover; the heat dissipation device comprises two air duct plates which are fixedly connected together and a bracket fixed on the outer side of each air duct plate; the support comprises a vertical support piece fixedly connected with each air duct plate and a horizontal support piece vertically connected with the vertical support piece, and the horizontal support piece is fixed on the top cover of the machine cabinet.
Furthermore, an air duct connected with the cabinet is arranged outside the cabinet and is connected with the heat dissipation device.
Furthermore, the heat dissipation device further comprises an air guide device fixedly connected with the heat dissipation device, and the air guide device is located outside the cabinet.
Furthermore, the air guiding device comprises a top cover fixedly connected with the air duct plate, an air guiding plate fixed below the top cover and an air guiding space positioned between the top cover and the air guiding plate; the air guide space is positioned in the heat dissipation device.
Furthermore, the cross section of the air deflector is inverted herringbone.
Furthermore, the air deflector is formed by folding a plate body inwards along the middle line of the plate body and then unfolding the plate body towards two sides to form two arc-shaped plate bodies.
Furthermore, each air duct plate comprises a long air duct piece, two first outward-turning pieces vertically connected with one end of the long air duct piece, a short air duct piece vertically connected with the long air duct piece and a second outward-turning piece vertically connected with one end of the end air duct piece, and the two first outward-turning pieces and the second outward-turning piece are positioned at the same end of the air duct plate; the top cap all with first outer piece and the outer piece fixed connection that turns over of second.
Furthermore, the upper ends of the long air duct pieces and the upper ends of the short air duct pieces are provided with heat dissipation air ports which are arranged in an array mode.
Further, the vertical support piece is positioned below the heat dissipation air opening.
Furthermore, a top cover opening is formed in the top cover of the cabinet, a top air outlet serving as a frequency converter is arranged in the cabinet, an adhesive tape is arranged at the top air outlet, and the heat dissipation air guide device presses the adhesive tape.
The utility model discloses heat dissipation air ducting both played the top cap effect in the current rack, can also form independent wind channel with the top air outlet of converter, effectively rapidly with hot-blast discharge rack outside, simple structure, it is reliable, do benefit to the normal operation and the life of cabinet type converter system.
Drawings
FIG. 1 is a schematic diagram of a conventional cabinet-type frequency converter system;
FIG. 2 is a partial schematic view of the cabinet frequency converter system of FIG. 1;
fig. 3 is a schematic structural diagram of a first embodiment of a cabinet-type frequency converter system according to the present invention;
fig. 4 is an exploded perspective view of the heat dissipation and air guiding device of the cabinet type frequency converter system shown in fig. 3;
fig. 5 is a perspective view of the heat dissipation and air guiding device shown in fig. 4;
fig. 6 is a left side view of the air guiding device of the heat dissipating air guiding device shown in fig. 4;
fig. 7 is a perspective view of the air guiding device of the heat dissipation and air guiding device shown in fig. 4;
fig. 8 is an exploded perspective view of the heat sink of the heat dissipating and air guiding device shown in fig. 4;
fig. 9 is a process diagram of the installation of the heat-dissipating wind-guiding device shown in fig. 4;
fig. 10 is a front view of the heat-dissipating wind-guiding device shown in fig. 4 installed in a cabinet;
FIG. 11 is a cross-sectional view of the cabinet frequency converter system of FIG. 3;
fig. 12 is a schematic diagram of a second embodiment of the cabinet frequency converter system shown in fig. 3.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the following description, in conjunction with the accompanying drawings and embodiments, is right to describe the heat dissipation and air guiding device for the frequency converter cabinet in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 3, the utility model discloses a cabinet type frequency converter system, it includes: the air conditioner comprises a cabinet 10, a frequency converter 20 installed in the cabinet 10, a fan 40 installed in the cabinet 0 and located below the frequency converter 20, and a heat dissipation and air guide device 30 penetrating through the upper end of the cabinet 10 and entering the interior of the cabinet 10.
As shown in fig. 4 and 5, a part of the heat dissipation and air guiding device 30 is installed in the cabinet 10 of the frequency converter, and the cabinet 10 is provided with a cabinet top cover 11. The heat dissipating and air guiding device 30 includes a heat dissipating device 31 penetrating through the cabinet top cover 11 and an air guiding device 32 fixed on the heat dissipating device 31.
As shown in fig. 6 and 7, the air guiding device 32 includes a sheet-shaped top cover 321 and an air guiding plate 322 fixed below the top cover 321, wherein the cross section of the air guiding plate 322 is inverted "v" shaped, and the air guiding plate is formed by folding a plate body inwards along the middle line thereof and then expanding the plate body towards two sides to form two arc-shaped plate bodies. The side edge of each arc-shaped plate body is fixed on the top cover 321 in a rivet pulling mode, and rivet pulling is a riveting method for riveting a riveting piece by deforming a special rivet through a special tool by using manual or compressed air as power.
The length of the air deflection plates 322 is less than the length of the top cap 321. The air guiding device 32 is provided with an air guiding space 323 between the top cover 321 and the air guiding plate 322, so that hot air can be more smoothly discharged out of the cabinet 10, and return air is avoided.
As shown in fig. 8, the heat sink 31 serves to form an air duct and to mount the heat dissipating and air guiding device 30 to the cabinet.
The heat sink 31 includes two air duct plates 311 fixedly coupled together and a bracket 312 fixed to an outer side of each air duct plate 311.
Each air duct plate 311 is L-shaped, each air duct plate 311 includes a long air duct piece 3111, two first outward turning pieces 3112 vertically connected to one end of the long air duct piece 3111, a short air duct piece 3113 vertically connected to the long air duct piece 3111, and a second outward turning piece 3114 vertically connected to one end of the end air duct piece 3113, a notch 3115 is provided between the two first outward turning pieces 3112, and the two first outward turning pieces 3112 and the second outward turning piece 3114 are located at the same end of the air duct plate 311.
Upper and lower two rows of heat dissipation air ports 3116 arranged in an array are arranged at the upper end of the long air duct piece 3111 and the upper end of the short air duct piece 3113, and the heat dissipation air ports 3116 are arranged close to the first outward-turning piece 3112 and the second outward-turning piece 3114.
When the wind tunnel is assembled, the long wind tunnel sheet of one wind tunnel plate is fixedly connected with the short wind tunnel sheet of the other wind tunnel plate in a rivet pulling mode.
The support 312 is also L-shaped, and includes a vertical support piece 3121 and a horizontal support piece 3122 vertically connected to the vertical support piece 3121, the vertical support piece 3121 is fixed on the long air duct piece 3111 and below the heat dissipation air port 3116, and the horizontal support piece 3122 is fixed on the cabinet top cover 11 (as shown in fig. 10).
In the assembly of the heat dissipating and air guiding device 30, the top cover 321 of the air guiding device 32 is fixed to the first outward-turned piece 3112 and the second outward-turned piece 3114 by rivet pulling, and the air guiding plate 322 is located in the heat dissipating device 31.
As shown in fig. 9 and 10, the cabinet top cover 11 is provided with a top cover opening 111, the cabinet 10 is provided with a top air outlet 21 as an air outlet of the frequency converter, and the top cover opening 111 faces the top air outlet 21. The bottom ends of the two air duct plates 311 of the heat-dissipating air-guiding device 30 pass through the top cover opening 111 and are placed on the top air outlet 21, and the two rows of heat-dissipating air outlets 3116 of the heat-dissipating air-guiding device 30 are located outside the cabinet 10, so as to facilitate heat dissipation.
As shown in fig. 11, the heat-dissipating and air-guiding device 30 is placed in the cabinet 10 along the top cover opening 111 of the cabinet top cover 11, and is limited by the horizontal support piece 3122 of the support 312 and is installed on the cabinet top cover 11, at this time, a gap between the bottom of the heat-dissipating and air-guiding device 30 and the top of the frequency converter 20 is small, preferably, an EVA adhesive tape may be disposed at the air outlet 21 at the top of the frequency converter 20, and the EVA adhesive tape is compressed by the heat-dissipating and air-guiding device 30 to close the gap between the bottom of the heat-dissipating and air-guiding device 30 and.
The hot air 100 blown out from the top air outlet 21 of the frequency converter 20 is directly exhausted out of the cabinet 10 through the heat-dissipating air outlet 3116 of the heat-dissipating air-guiding device 30, and the air-guiding device 32 is provided with the inverted-herringbone air-guiding plate 322, so that the hot air is prevented from flowing back.
As shown in fig. 12, in some applications, if the hot air needs to be directly exhausted outdoors, the air guiding device 32 in the heat dissipation air guiding device 30 is removed, an air duct 200 connected to the cabinet 10 is disposed outside the cabinet 10, the air duct 200 is connected to the heat dissipation device 31, and the heat dissipation air port 3116 on the heat dissipation air guiding device 30 is sealed, so as to achieve the purpose.
The utility model discloses heat dissipation air ducting both played the top cap effect in the current rack, can also form independent wind channel with the top air outlet of converter, simple structure, and is reliable, does benefit to the normal operation and the life of cabinet type converter system.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.
Claims (10)
1. A heat dissipation and air guide device is installed on a cabinet of a frequency converter, and the cabinet is provided with a cabinet top cover; the heat dissipation device comprises two air duct plates which are fixedly connected together and a bracket fixed on the outer side of each air duct plate; the support comprises a vertical support piece fixedly connected with each air duct plate and a horizontal support piece vertically connected with the vertical support piece, and the horizontal support piece is fixed on the top cover of the machine cabinet.
2. The heat dissipating and wind guiding device according to claim 1, wherein: an air duct connected with the cabinet is arranged outside the cabinet and is connected with the heat dissipation device.
3. The heat dissipating and wind guiding device according to claim 1, wherein: the heat dissipation device further comprises an air guide device fixedly connected with the heat dissipation device, and the air guide device is located outside the cabinet.
4. The heat dissipating and wind guiding device according to claim 3, wherein: the air guide device comprises a top cover fixedly connected with the air duct plate, an air guide plate fixed below the top cover and an air guide space positioned between the top cover and the air guide plate; the air guide space is positioned in the heat dissipation device.
5. The heat dissipating and wind guiding device according to claim 4, wherein: the cross section of the air deflector is inverted herringbone.
6. The heat dissipating and wind guiding device according to claim 4, wherein: the air deflector is formed by folding a plate inwards along the middle line of the plate and then expanding the plate towards two sides.
7. The heat dissipating and wind guiding device according to claim 4, wherein: each air duct plate comprises a long air duct piece, two first outward-turning pieces vertically connected with one end of the long air duct piece, a short air duct piece vertically connected with the long air duct piece and a second outward-turning piece vertically connected with one end of the end air duct piece, wherein the two first outward-turning pieces and the second outward-turning piece are positioned at the same end of the air duct plate; the top cap all with first outer piece and the outer piece fixed connection that turns over of second.
8. The heat dissipating and wind guiding device according to claim 7, wherein: and the upper ends of the long air duct pieces and the upper ends of the short air duct pieces are provided with radiating air ports which are arranged in an array manner.
9. The heat dissipating and wind guiding device according to claim 8, wherein: the vertical support piece is positioned below the heat dissipation air opening.
10. The heat dissipating and wind guiding device according to claim 8, wherein: the top cover opening has been seted up to the rack top cap, is equipped with the top air outlet as the converter in the rack, and the top air outlet is equipped with the adhesive tape, heat dissipation air ducting is pressing the adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920749350.6U CN209823631U (en) | 2019-05-23 | 2019-05-23 | Heat dissipation and air guide device for frequency converter cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920749350.6U CN209823631U (en) | 2019-05-23 | 2019-05-23 | Heat dissipation and air guide device for frequency converter cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209823631U true CN209823631U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920749350.6U Active CN209823631U (en) | 2019-05-23 | 2019-05-23 | Heat dissipation and air guide device for frequency converter cabinet |
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| Country | Link |
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| CN (1) | CN209823631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836493A (en) * | 2020-07-24 | 2020-10-27 | Oppo广东移动通信有限公司 | Electronic device |
-
2019
- 2019-05-23 CN CN201920749350.6U patent/CN209823631U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836493A (en) * | 2020-07-24 | 2020-10-27 | Oppo广东移动通信有限公司 | Electronic device |
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