CN221447878U - Heat abstractor of UPS cabinet - Google Patents
Heat abstractor of UPS cabinet Download PDFInfo
- Publication number
- CN221447878U CN221447878U CN202323155020.XU CN202323155020U CN221447878U CN 221447878 U CN221447878 U CN 221447878U CN 202323155020 U CN202323155020 U CN 202323155020U CN 221447878 U CN221447878 U CN 221447878U
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- Prior art keywords
- cabinet
- ups
- heat dissipation
- fan
- ups cabinet
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- 238000009423 ventilation Methods 0.000 claims abstract description 38
- 230000017525 heat dissipation Effects 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims description 6
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 9
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a heat abstractor of UPS cabinets, each UPS cabinet is provided with two cabinet doors, and the heat abstractor comprises a draught fan arranged at the top of each UPS cabinet, and is characterized by also comprising a heat dissipation fan arranged on each cabinet door and positioned at the inner side of the cabinet door, wherein the heat dissipation fan is positioned in the UPS cabinet when the cabinet door is closed; the heat dissipation device further comprises a control unit and a temperature measuring element which are connected with each other, and the temperature measuring element is arranged in the UPS cabinet; the induced draft fan is connected with the control unit, and the control unit is connected with the heat dissipation fan; four ventilation openings are formed in each cabinet door, and the heat dissipation fan is additionally arranged at one of the four ventilation openings. The heat radiator provided by the utility model increases the effective air inlet area and ventilation volume of the UPS cabinet through the ventilation opening, and the total induced air speed of the original induced draft fan is enhanced by utilizing the newly added heat radiation fan, so that the aim of effectively reducing the temperature in the UPS cabinet is fulfilled.
Description
Technical Field
The utility model belongs to the technical field of hydroelectric power generation equipment, and particularly relates to a heat dissipation device of a UPS cabinet.
Background
The UPS cabinet is arranged in the hydroelectric power plant, the UPS is an uninterruptible power supply for short, is an uninterruptible power supply with an energy storage device, is mainly used for supplying power to equipment with high requirements on power stability, and can supply power for the equipment uninterruptedly. The UPS cabinet is provided with more electrical equipment, and the operation is mainly that the transformer continuously runs in the cabinet to generate a large amount of heat, so that the temperature in the cabinet is increased.
In order to solve the hidden danger that equipment operating temperature is higher in the UPS cabinet, among the prior art, set up the vent on the top of UPS cabinet and the bottom of UPS cabinet door, two induced draft fans are installed at the top of UPS cabinet, when the cooling, the vent on the UPS cabinet door bottom makes the outside air of UPS cabinet can get into the inside of UPS cabinet, then the induced draft fan at the top of UPS cabinet takes out the hot air in the UPS cabinet to reduce the UPS cabinet temperature. But in summer, the temperature in the UPS cabinet is still 46-50 ℃. For the operation of electrical equipment, the upper limit value of the ideal ambient temperature should not exceed 40 ℃, and if the ambient temperature is increased by 8-10 ℃ within the specified range, the service life of the electrical components is reduced by about 25-30%. Therefore, there is a need to solve the problem of high operating temperature of equipment in the UPS cabinet.
Disclosure of utility model
In view of the defects in the prior art, the utility model provides a heat dissipation device of a UPS cabinet, which is used for solving the problem of overhigh temperature in the existing UPS cabinet.
In order to solve the problems, the utility model provides a heat dissipation device of UPS cabinets, each UPS cabinet is provided with two cabinet doors, and the heat dissipation device comprises an induced draft fan arranged at the top of each UPS cabinet.
The heat dissipation device further comprises a control unit and a temperature measuring element which are connected with each other, and the temperature measuring element is arranged in the UPS cabinet; the induced draft fan is connected with the control unit, and the control unit is connected with the heat dissipation fan.
Four ventilation openings are formed in each cabinet door, and the heat dissipation fan is additionally arranged at the position of one of the four ventilation openings.
Preferably, the ventilation openings are square ventilation openings, and the numerical ratio of the length to the width of the square ventilation openings is 1:1.
Preferably, the length of the square ventilation opening is 120-140 mm, and the width is 120-140 mm.
Preferably, when the vent is a circular vent, the diameter of the circular vent is 120 mm-140 mm.
Preferably, a dust screen is arranged on the ventilation opening and is positioned on the inner side of the cabinet door.
According to the heat dissipation device provided by the utility model, the four ventilation openings are formed in each cabinet door of the UPS cabinet, and the heat dissipation fan is additionally arranged at the position where one of the four ventilation openings is located, compared with the existing method that only the induced draft fan is arranged at the top, the heat dissipation device provided by the utility model has the advantages that the heat dissipation fan is additionally arranged on each cabinet door of the UPS cabinet, the four ventilation openings are additionally arranged on each cabinet door of the UPS cabinet, the air inlet area of the UPS cabinet is increased by the additionally arranged four ventilation openings, so that more air outside the UPS cabinet enters the UPS cabinet, the heat dissipation fan can enhance the air flow in the UPS cabinet, the total induced draft speed of the original induced draft fan at the top of the UPS cabinet is increased to 504m 3/h from 216m 3/h, and the total induced draft speed is increased by 2.33 times, so that the induced draft fan can take away more hot air in the UPS cabinet in summer, and the temperature in the UPS cabinet is reduced from 46-50 ℃ to 32.6-36.9 ℃, and the problem of overhigh temperature in the UPS cabinet in the prior art can be solved.
Drawings
Fig. 1 is a schematic structural diagram of a heat dissipating device according to an embodiment of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings. Examples of these preferred embodiments are illustrated in the accompanying drawings. The embodiments of the utility model shown in the drawings and described in accordance with the drawings are merely exemplary and the utility model is not limited to these embodiments.
It should be noted here that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to the solution according to the present utility model are shown in the drawings, while other details not greatly related to the present utility model are omitted.
Fig. 1 is a schematic structural diagram of a heat dissipating device according to an embodiment of the present utility model, as shown in fig. 1, each UPS cabinet 1 is configured with two cabinet doors 11, and the heat dissipating device includes an induced draft fan 2 disposed at the top of each UPS cabinet 1, and a heat dissipating fan 3 mounted on each cabinet door 11 and located inside the cabinet door 11, where the heat dissipating fan 3 is located inside the UPS cabinet 1 when the cabinet door 11 is closed.
The heat dissipation device further comprises a control unit 4 and a temperature measuring element 5 which are connected with each other, and the temperature measuring element 4 is arranged inside the UPS cabinet 1; the induced draft fan 2 is connected with the control unit 4, and the control unit 4 is connected with the heat radiation fan 3.
Four ventilation openings 110 are formed in each cabinet door 11, and the heat dissipation fan 3 is additionally installed at the position of one ventilation opening 110 of the four ventilation openings 110.
Specifically, the temperature measuring element 5 is disposed inside the UPS cabinet 1, and is configured to detect a temperature in the UPS cabinet 1 and transmit the detected temperature data to the control unit 4.
Specifically, the control unit 4 and the temperature measuring element 5 may be both placed inside the UPS cabinet 1.
Specifically, in a preferred solution, a first temperature value and a second temperature value are preset in the control unit 4, and when the temperature data detected by the temperature measuring element 5 exceeds the first temperature value, the control unit 4 controls the heat dissipation fan 3 and the induced draft fan 2 to perform electric operation; when the temperature data detected by the temperature measuring element 5 is lower than the second temperature value, the control unit 4 controls the heat dissipation fan 3 and the induced draft fan 2 to be powered off and shut down.
In a preferred embodiment, the first temperature value is 40 ℃, and the second temperature value is 32.6 ℃ to 36.9 ℃, and according to the specific situation, for example, in this embodiment, when the temperature of the UPS cabinet 1 is controlled in summer, the second temperature value is set to 36.9 ℃.
Specifically, in the preferred scheme, the heat dissipation fan 3 and the induced draft fan 2 are configured with alarms, and when the heat dissipation fan 3 and the induced draft fan 2 are stopped due to damage, the alarms send out alarms, so as to prompt maintenance personnel to carry out corresponding rush repair.
Specifically, four ventilation openings 110 are added to each cabinet door 11 of the UPS cabinet 1, so that eight ventilation openings 110 are added to each UPS cabinet 1, and the newly added ventilation openings 110 increase the air inlet area of the UPS cabinet 1, so that more air outside the UPS cabinet 1 enters the UPS cabinet 1.
In this embodiment, the effective air inlet area of each UPS cabinet 1 before eight ventilation openings 110 is not increased is 0.0875m 2, the effective air inlet area of each UPS cabinet 1 after eight ventilation openings 110 are increased is 0.2065m 2, and the effective air inlet area of each UPS cabinet 1 is increased by 2.36 times. The ventilation quantity of each UPS cabinet 1 before eight ventilation openings 110 is increased, namely the air quantity entering the UPS cabinet 1 is 18.9m 3/h, the ventilation quantity of each UPS cabinet 1 after eight ventilation openings 110 are increased, namely the air quantity entering the UPS cabinet 1 is 53.19m 3/h, and the ventilation quantity is increased by 2.81 times. It can be seen that the added ventilation openings 110 allow more external lower temperature air to enter the UPS cabinet 1 for the purpose of displacing the hot air within the UPS cabinet 1.
Specifically, two cooling fans 3 are installed on each UPS cabinet 1, and the cooling fans 3 are installed at the position of the ventilation opening at the uppermost part of the cabinet door 11 of the UPS cabinet, so that air flows in the middle, at the bottom and at the top of the UPS cabinet 1 can be better.
Specifically, on the one hand, the cooling fan 3 can strengthen the air flow in the UPS cabinet 1, and more external air can make the total induced air speed of the original induced draft fan 2 at the top of the UPS cabinet 1 increase from original 216m 3/h to 504m 3/h under the action of the cooling fan 3 after entering the UPS cabinet 1, and the total induced air speed increases by 2.33 times, so that the induced draft fan 2 can take away more hot air in the UPS cabinet 1. The cooling fan 3 can discharge a small part of hot air in the UPS cabinet 1 through a vent at the position of the cooling fan 3.
In this embodiment, the temperature in the UPS cabinet 1 is actually measured in summer from 46 ℃ to 50 ℃ to 32.6 ℃ to 36.9 ℃ by comparing the front and rear of the heat sink.
In a preferred embodiment, for example, referring to fig. 1, the vent 110 is a square vent, and the ratio of the length to the width of the square vent is 1:1.
In a preferred scheme, the length of the square ventilation opening is 120-140 mm, and the width is 120-140 mm.
For example, in this embodiment, the ventilation opening 110 is a square ventilation opening with a length and a width of 122mm, the cooling fan 3 is installed at the ventilation opening position of the uppermost part of the cabinet door 11 of the UPS cabinet, and the parameters related to the cooling fan 3 are: the air volume of the heat dissipation fan 3 is 144m 3/h, and the installation size of the heat dissipation fan 3 is 122mm multiplied by 122mm, wherein the AC is 220V/19W/0.13A.
In some other preferred embodiments, when the vent 110 is a circular vent, the diameter of the circular vent is 120mm to 140mm.
In a preferred embodiment, the vent 110 is provided with a dust screen, and the dust screen is located inside the cabinet door 11.
Specifically, the dust screen can prevent that outside deposition from getting into the UPS cabinet through the vent, further reduces the deposition of electrical equipment in the UPS cabinet 1.
In summary, according to the heat dissipating device provided by the embodiment of the utility model, the effective air inlet area and the ventilation volume of the UPS cabinet are increased by the newly-increased ventilation opening, and the total induced air speed of the original induced draft fan is enhanced by the newly-increased heat dissipating fan, so that the purpose of effectively reducing the temperature in the UPS cabinet is achieved, and the operation of the heat dissipating fan and the induced draft fan is controlled by monitoring the temperature in the UPS cabinet, so that maintenance staff is prevented from paying attention to the temperature in the UPS cabinet and the operation condition of the fan at any time.
The foregoing is merely illustrative of the embodiments of this application and it will be appreciated by those skilled in the art that variations and modifications may be made without departing from the principles of the application, and it is intended to cover all modifications and variations as fall within the scope of the application.
Claims (5)
1. The heat dissipation device of the UPS cabinets is characterized by also comprising a heat dissipation fan which is arranged on each cabinet door and is positioned on the inner side of the cabinet door, and the heat dissipation fan is positioned in the UPS cabinet when the cabinet doors are closed;
The heat dissipation device further comprises a control unit and a temperature measuring element which are connected with each other, and the temperature measuring element is arranged in the UPS cabinet; the induced draft fan is connected with the control unit, and the control unit is connected with the heat dissipation fan;
Four ventilation openings are formed in each cabinet door, and the heat dissipation fan is additionally arranged at the position of one of the four ventilation openings.
2. The heat sink of claim 1, wherein the vent is a square vent having a length to width numerical ratio of 1:1.
3. The heat sink of claim 2, wherein the square vent has a length of 120mm to 140mm and a width of 120mm to 140mm.
4. The heat sink of claim 1, wherein when the vent is a circular vent, the diameter of the circular vent is 120mm to 140mm.
5. The heat sink of any one of claims 1-4, wherein a dust screen is disposed on the vent, and the dust screen is located inside the cabinet door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323155020.XU CN221447878U (en) | 2023-11-22 | 2023-11-22 | Heat abstractor of UPS cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323155020.XU CN221447878U (en) | 2023-11-22 | 2023-11-22 | Heat abstractor of UPS cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221447878U true CN221447878U (en) | 2024-07-30 |
Family
ID=92062744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323155020.XU Active CN221447878U (en) | 2023-11-22 | 2023-11-22 | Heat abstractor of UPS cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221447878U (en) |
-
2023
- 2023-11-22 CN CN202323155020.XU patent/CN221447878U/en active Active
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