CN219612421U - Ventilation and heat removal device for high-voltage frequency converter chamber - Google Patents
Ventilation and heat removal device for high-voltage frequency converter chamber Download PDFInfo
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- CN219612421U CN219612421U CN202320334172.7U CN202320334172U CN219612421U CN 219612421 U CN219612421 U CN 219612421U CN 202320334172 U CN202320334172 U CN 202320334172U CN 219612421 U CN219612421 U CN 219612421U
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- ventilation
- air
- frequency converter
- butterfly valve
- exhaust pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Ventilation (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a ventilation heat extraction device for high-pressure converter room, relate to a ventilation heat extraction device, including the converter room and set up the high-pressure converter in the converter room, two upper and lower through-holes have been seted up on the converter room, upper portion through-hole internal fixation has the exhaust pipe, be fixed with the air-supply line on the lower part through-hole, be fixed with the filter screen at the outer end of air-supply line, the inner of exhaust pipe and the air exit intercommunication setting of high-pressure converter, the inner of air-supply line and the air intake intercommunication setting of high-pressure converter, be equipped with the communication pipeline between exhaust pipe and the middle part of air-supply line, be equipped with ventilation butterfly valve C on the communication pipeline, be equipped with ventilation butterfly valve A, ventilation butterfly valve B respectively near the outer end of exhaust pipe, air-supply line; compared with the traditional ventilation and heat removal mode, the utility model has the advantages of simple structure and convenient use, not only can solve the effect of ventilation and heat removal, but also can reduce the influence of outdoor dust on indoor components, save the cost and reduce the investment.
Description
Technical Field
The present utility model relates to a ventilation and heat removal device, and more particularly to a ventilation and heat removal device for a high voltage inverter room.
Background
As known, the high-voltage frequency converter has larger heating value, so that in order to reduce the temperature, a few users can add a plurality of air conditioners to solve the problem of overhigh temperature, the use cost is higher, and once the air conditioner fails, the room temperature rises, and the shutdown problem occurs; two ways of removing the heat are usually adopted, one way is internal circulation, namely the heat of the frequency converter is directly discharged into the frequency converter room, the temperature is reduced through an industrial air conditioner, and finally the heat is removed from the room; in another mode, the heat removal amount is directly discharged out of the room through the air duct, and then the frequency converter room is supplemented with air; after improvement, hot air discharged from the air duct passes through an air-water cooling system, and cooled air is discharged into the frequency converter room.
The above modes have their disadvantages: in the first internal circulation mode, the heat productivity of the frequency converter is borne by the industrial air conditioner, so that the primary investment cost and the operation cost are high; the second mode directly discharges the heat productivity of the frequency converter outdoors through the air duct, the mode is greatly influenced by outdoor pollution environment, especially in a high dust area, if air is fed through part or door and window in an unstructured way, the indoor environment is greatly influenced, and the problem of short circuit caused by dust accumulation of indoor electric components is caused; particularly, the outdoor environment is moist in coastal places, short-circuit discharge can be caused to the electric elements, and even the phenomenon of burning the electric elements occurs; the third improvement mode adopts an air-water cooling mode, and solves the problems, but the scale of the original cooling water quantity in the factory is definitely increased due to the requirement of enough cooling circulating water cooling, and if a cooling water system and a frequency converter chamber are in different areas, the distance is far, and the laying length of a pipeline and the material cost are greatly increased.
Disclosure of Invention
In order to overcome the defects in the background technology, the utility model discloses a ventilation heat extraction device for a high-voltage frequency converter chamber, which can realize the purposes of saving cost, ventilating and extracting heat and avoiding dust accumulation and short circuit of indoor electric components.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
a ventilation heat extraction device for high-voltage inverter room, including inverter room and the high-voltage inverter who sets up in inverter room, two upper and lower through-holes have been seted up on the inverter room, upper portion through-hole internal fixation has the exhaust pipe, be fixed with the air-supply line on the lower part through-hole, be fixed with the filter screen at the outer end of air-supply line, the inner of exhaust pipe and the air exit intercommunication setting of high-voltage inverter, the inner of air-supply line and the air intake intercommunication setting of high-voltage inverter, be equipped with the communication pipeline between the middle part of exhaust pipe and air-supply line, be equipped with ventilation butterfly valve C on the communication pipeline, be equipped with ventilation butterfly valve A, ventilation butterfly valve B respectively near the outer end of exhaust pipe, air-supply line.
The ventilating and heat exhausting device for the high-voltage frequency converter chamber is characterized in that a 45-degree elbow air outlet is fixed on the outer port of the exhaust pipe.
The ventilation and heat removal device for the high-voltage frequency converter chamber is characterized in that the ventilation butterfly valve A, the ventilation butterfly valve B and the ventilation butterfly valve C are controlled by an external controller.
The ventilating and heat exhausting device for the high-voltage frequency converter chamber is characterized in that a flexible connecting pipe A is arranged on an exhaust outlet of the high-voltage frequency converter and is connected with the inner end of the exhaust pipe.
The ventilation and heat removal device for the high-voltage frequency converter chamber is characterized in that a soft connecting pipe B is arranged on an air inlet of the high-voltage frequency converter and is connected with an inner end of an air inlet pipe.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
according to the ventilation and heat removal device for the high-voltage frequency converter chamber, the air inlet pipe of the frequency converter chamber is directly connected with the high-voltage frequency converter and is not contacted with outdoor air any more, so that the problem of short circuit caused by outdoor dust entering the frequency converter chamber is avoided, and in a cold region, part of hot air exhausted by the high-voltage frequency converter can be mixed with outdoor air inlet, so that the influence on equipment due to the fact that the outdoor air inlet temperature is too low is avoided; compared with the traditional ventilation and heat removal mode, the utility model has the advantages of simple structure and convenient use, not only can solve the effect of ventilation and heat removal, but also can reduce the influence of outdoor dust on indoor components, save the cost and reduce the investment.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a transducer chamber; 2. a high voltage frequency converter; 201. a ventilation butterfly valve A; 202. a ventilation butterfly valve B; 203. a ventilation butterfly valve C; 3. a flexible connecting pipe A; 4. an exhaust pipe; 5. an elbow air outlet; 6. a flexible connecting pipe B; 7. an air inlet pipe; 8. and (3) a filter screen.
Detailed Description
The utility model will be explained in more detail by the following examples, the purpose of which is to protect all technical improvements within the scope of the utility model.
The ventilation and heat removal device for the high-voltage inverter chamber, which is described by combining with the figure 1, comprises an inverter chamber 1 and a high-voltage inverter 2 arranged in the inverter chamber 1, wherein an upper through hole and a lower through hole are formed in the inverter chamber 1, an exhaust pipe 4 is fixed in the upper through hole, an air inlet pipe 7 is fixed on the lower through hole, a filter screen 8 is fixed at the outer end of the air inlet pipe 7, the inner end of the exhaust pipe 4 is communicated with a soft connecting pipe A3 on an air outlet of the high-voltage inverter 2, a 45-degree elbow air outlet 5 is fixed at the outer end of the exhaust pipe 4, the inner end of the air inlet pipe 7 is communicated with a soft connecting pipe B6 on an air inlet of the high-voltage inverter 2, a communication pipeline is arranged between the exhaust pipe 4 and the middle part of the air inlet pipe 7, a butterfly valve C203 is arranged on the communication pipeline, the outer ends close to the exhaust pipe 4 and the air inlet pipe 7 are respectively provided with a ventilation butterfly valve A201 and a ventilation butterfly valve B202, the ventilation butterfly valve A201, the ventilation butterfly valve B202 and the ventilation butterfly valve C203 are controlled by an external controller, the opening and the closing of the ventilation butterfly valve A201, the ventilation butterfly valve B202 and the ventilation butterfly valve C203 are controlled by the external controller, external air inlet directly enters the high-pressure frequency converter 2 through the air inlet pipe 7, the exhaust air is directly exhausted through the exhaust pipe 4 on an air outlet of the high-pressure frequency converter 2, and in cold areas, hot air exhausted from the high-pressure frequency converter 2 enters the air inlet pipe 7 to be mixed with the low-temperature air and then enters the high-pressure frequency converter 2, so that the influence of low-temperature air on the high-pressure frequency converter 2 can be reduced, and the outdoor air inflow can be reduced.
According to the ventilation and heat removal device for the high-voltage frequency converter chamber, under normal conditions, the ventilation butterfly valve B202 on the air inlet pipe 7 and the ventilation butterfly valve A201 on the exhaust pipe 4 are opened, the ventilation butterfly valve C203 on the communication pipeline is closed, and high-temperature gas is sequentially discharged out of the frequency converter chamber 1 through the flexible connection pipe A3, the exhaust pipe 4 and the 45-degree elbow air outlet 5 under the action of the exhaust fan on the high-voltage frequency converter 2, and low-temperature gas outside the frequency converter chamber 1 sequentially enters the high-voltage frequency converter 2 through the filter screen 8, the air inlet pipe 7 and the flexible connection pipe B6 to exchange heat, so that the purpose of discharging heat is achieved; when outdoor temperature is too low, the ventilation butterfly valve C203 on the communication pipeline can be opened through the external controller, part of hot air in the exhaust pipe 4 enters the air inlet pipe 7 through the communication pipeline and is mixed with low-temperature air in the air inlet pipe 7, and then enters the high-voltage frequency converter 2, so that the influence of low-temperature air on the high-temperature frequency converter 2 can be reduced, and the outdoor air inflow can be reduced.
The utility model is not described in detail in the prior art.
The embodiments selected herein for the purposes of disclosing the present utility model are presently considered to be suitable, however, it is to be understood that the present utility model is intended to include all such variations and modifications as fall within the spirit and scope of the present utility model.
Claims (5)
1. A ventilation heat extraction device for high-voltage inverter room, includes inverter room and sets up the high-voltage inverter in inverter room, characterized by: an upper through hole and a lower through hole are formed in the frequency converter chamber, an exhaust pipe is fixed in the upper through hole, an air inlet pipe is fixed on the lower through hole, a filter screen is fixed at the outer end of the air inlet pipe, the inner end of the exhaust pipe is communicated with an air outlet of the high-voltage frequency converter, the inner end of the air inlet pipe is communicated with an air inlet of the high-voltage frequency converter, a communication pipeline is arranged between the exhaust pipe and the middle part of the air inlet pipe, a ventilation butterfly valve C is arranged on the communication pipeline, and a ventilation butterfly valve A and a ventilation butterfly valve B are respectively arranged at the outer ends close to the exhaust pipe and the air inlet pipe.
2. The ventilated heat removal device for a high voltage inverter cabinet of claim 1, wherein: and a 45-degree elbow air outlet is fixed on the outer port of the exhaust pipe.
3. The ventilated heat removal device for a high voltage inverter cabinet of claim 1, wherein: the ventilation butterfly valve A, the ventilation butterfly valve B and the ventilation butterfly valve C are controlled by an external controller.
4. The ventilated heat removal device for a high voltage inverter cabinet of claim 1, wherein: a flexible connection pipe A is arranged on an air outlet of the high-voltage frequency converter and is connected with the inner end of the air outlet pipe.
5. The ventilated heat removal device for a high voltage inverter cabinet of claim 1, wherein: a flexible connecting pipe B is arranged on an air inlet of the high-voltage frequency converter and is connected with an inner end of the air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320334172.7U CN219612421U (en) | 2023-02-28 | 2023-02-28 | Ventilation and heat removal device for high-voltage frequency converter chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320334172.7U CN219612421U (en) | 2023-02-28 | 2023-02-28 | Ventilation and heat removal device for high-voltage frequency converter chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219612421U true CN219612421U (en) | 2023-08-29 |
Family
ID=87749508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320334172.7U Active CN219612421U (en) | 2023-02-28 | 2023-02-28 | Ventilation and heat removal device for high-voltage frequency converter chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219612421U (en) |
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2023
- 2023-02-28 CN CN202320334172.7U patent/CN219612421U/en active Active
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