CN113612336B - Air-out protection structure of IP44 protection grade generator - Google Patents
Air-out protection structure of IP44 protection grade generator Download PDFInfo
- Publication number
- CN113612336B CN113612336B CN202110829060.4A CN202110829060A CN113612336B CN 113612336 B CN113612336 B CN 113612336B CN 202110829060 A CN202110829060 A CN 202110829060A CN 113612336 B CN113612336 B CN 113612336B
- Authority
- CN
- China
- Prior art keywords
- air outlet
- generator
- plate
- outlet cover
- rectangular air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention belongs to the technical field of wind driven generators, and relates to an air outlet protection structure of an IP44 protection level generator, which comprises the following components: the rectangular air outlet cover is arranged on the outer side of the generator and comprises a primary isolation plate, a secondary isolation plate and a final isolation plate; the primary isolation plate comprises a plurality of 90-degree bent baffles, and the 90-degree bent baffles are vertically welded on one side wall of the rectangular air outlet cover; the secondary isolation plate comprises a plurality of straight baffles, and the straight baffles are welded with the other side wall of the rectangular air outlet cover downwards at an angle of 45 degrees; the final-stage isolation plate is a stainless steel screen plate, the stainless steel screen plate is welded with an installation panel of the rectangular air outlet cover, and the installation panel is fixedly installed on the outer side of the generator. According to the protection structure, the primary isolation plate, the secondary isolation plate and the final isolation plate are used for protection, so that rainwater or foreign matters are completely isolated outside the generator, and the protection grade of the generator completely meets the requirement of the IP44 grade.
Description
Technical Field
The invention belongs to the technical field of wind driven generators, relates to an air outlet protection structure of a generator, and particularly relates to an air outlet protection structure of an IP44 protection level generator.
Background
For the generator adopting air cooling, the ventilation and heat dissipation problems are very important, the smooth ventilation of the whole generator is ensured, the selection of the wind resistance coefficient is reasonable, the protection requirement on the generator in outdoor severe environment is met, and the high requirement is provided for the air outlet protection device of the matched generator.
Current aerogenerator air-out protective structure when meetting rainwash or other foreign matters, can not keep apart rainwater or foreign matter in the motor outside completely, inside partial rainwater or foreign matter can enter into the generator for the motor insulation wets and is impaired, has shortened the insulating life of generator greatly, and then influences the complete machine life cycle of generator, also can produce unfavorable safety factor to the operation in-process.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an air outlet protection structure of an IP44 protection grade generator, which can ensure the cooling requirement of the generator and can also play a complete protection role in the generator.
In order to achieve the purpose, the invention provides the following technical scheme:
this kind of IP44 protection level generator air-out protective structure includes: the rectangular air outlet cover is arranged on the outer side of the generator and comprises a primary isolation plate, a secondary isolation plate and a final isolation plate; the primary isolation plate comprises a plurality of 90-degree bent baffles, and the 90-degree bent baffles are vertically welded on one side wall of the rectangular air outlet cover; the secondary isolation plate comprises a plurality of straight baffles, and the straight baffles are welded with the other side wall of the rectangular air outlet cover downwards at an angle of 45 degrees; the final-stage isolation plate is a stainless steel screen plate, the stainless steel screen plate is welded with an installation panel of the rectangular air outlet cover, and the installation panel is fixedly installed on the outer side of the generator.
Further, a sealing gasket is bonded on the lower surface of the stainless steel screen plate.
Further, the sealing gasket is bonded on the welding surface of the stainless steel screen plate through a bonding agent.
Further, the aperture of the stainless steel screen plate is smaller than
Furthermore, rectangle air-out cover is enclosed by the installation panel and the four bounding walls welding that are fixed in the generator outside.
Furthermore, the coaming includes upper and lower coaming and left and right coaming, 90 the baffle of bending is welded perpendicularly in the right coaming inner wall that rectangle goes out the fan housing, straight baffle is 45 welding downwards with the left coaming inner wall that rectangle goes out the fan housing.
Further, the lower coaming is provided with a drain hole.
Furthermore, the lower coaming extends out 25-30 mm along the upper edge of the rectangular air outlet cover.
Further, the mounting panel is fixedly mounted at the air outlet of the generator through a plurality of bolts.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects: according to the air outlet protection structure of the generator, rainwater or foreign matters pass through the primary isolation plate (90-degree bent baffle), part of rainwater or large-particle foreign matters are isolated outside the protection cover, part of rainwater or small particles enter the rectangular air outlet cover, and rainwater or particles entering the secondary isolation plate (45-degree welded straight baffle) are mostly blocked, fall into the bottom of the protection structure and are discharged through the water discharge hole formed in the bottom of the rectangular air outlet cover; in order to prevent other foreign matters larger than 1mm from entering the motor and being omitted, a final-stage isolation plate (a stainless steel screen plate) is arranged to prevent solid foreign matters with the diameter larger than 1mm from entering the motor. According to the protection structure, the primary isolation plate, the secondary isolation plate and the final isolation plate are used for protection, so that rainwater or foreign matters are completely isolated outside the generator, and the protection grade of the generator completely meets the requirement of the IP44 grade.
Drawings
Fig. 1 is a schematic view of an air outlet structure of an IP44 protection level generator provided by the invention;
fig. 2 is a structure view of an outlet air of a generator with IP44 protection level according to the present invention.
Wherein: 1. a drain hole; 2. the baffle is bent by 90 degrees; 3. a straight baffle; 4. a stainless steel mesh plate; 5. a gasket; 6. mounting a coaming plate; 7. a lower coaming plate; 8. a left coaming; 9. and (4) a right coaming.
Detailed Description
The invention is described in further detail below with reference to the following figures and examples:
referring to fig. 1-2, the present invention provides an air outlet protection structure of an IP44 protection level generator, including: the rectangular air outlet cover is arranged on the outer side of the generator, and a drain hole 1 is formed in the bottom of the rectangular air outlet cover; the rectangular air outlet cover comprises a primary isolation plate, a secondary isolation plate and a final isolation plate; the primary isolation plate comprises a plurality of 90-degree bent baffles 2, and the 90-degree bent baffles 2 are vertically welded on one side wall of the rectangular air outlet cover; the secondary isolation plate comprises a plurality of straight baffles 3, and the straight baffles 3 are welded with the other side wall of the rectangular air outlet cover downwards at an angle of 45 degrees; the final-stage isolation plate is a stainless steel screen plate 4, the stainless steel screen plate 4 is welded with an installation panel of the rectangular air outlet cover, and the installation panel is fixedly installed on the outer side of the generator.
Furthermore, a sealing gasket 5 is bonded on the lower surface of the stainless steel screen plate 4, so that the sealing effect of the rectangular air outlet cover is ensured.
Further, the gasket 5 is bonded to the bonding surface of the stainless steel mesh plate 4 by an adhesive.
Further, the aperture of the stainless steel screen plate 4 is smaller than 1mm, so that solid foreign matters with the diameter larger than 1mm are prevented from entering the equipment.
Furthermore, the rectangular air outlet cover is formed by welding and enclosing a mounting panel fixed on the outer side of the generator and four enclosing plates.
Further, the bounding wall includes that go up bounding wall 6, lower bounding wall 7 and left bounding wall 8, right bounding wall 9, and 90 baffle 2 of bending weld perpendicularly in the inner wall of right bounding wall 9 that the rectangle goes out the fan housing, and straight baffle 3 is 45 welding downwards with the inner wall of the left bounding wall 8 that the rectangle goes out the fan housing.
Further, the drain hole 1 is located on the lower coaming 7.
Further, the lower coaming 7 extends 25-30 mm, preferably 27mm along the upper edge of the rectangular air outlet cover, so that water is prevented from overflowing into the generator.
Further, the installation panel is fixedly installed at the air outlet of the generator through a plurality of bolts.
In summary, the specific preparation process of the air-out protection structure of the IP44 protection level generator provided by the invention is as follows:
firstly, a mounting panel, an upper coaming 6, a lower coaming 7, a left coaming 8 and a right coaming 9 are welded to form a cavity of a rectangular air-out cover, the baffles are divided into a 90-degree bent baffle 2 and a straight baffle 3, and the welding angle and the welding distance are ensured through tool positioning (the 90-degree bent baffle 2 is vertically welded on the inner wall of the right coaming 9 of the rectangular air-out cover, the straight baffle 3 is downwards welded with the inner wall of the left coaming 8 of the rectangular air-out cover at an angle of 45 degrees, and the straight baffle 3 extends to the position below the 90-degree bent baffle 2); the lower coaming 7 extends out 15mm along the upper edge of the rectangular air outlet cover to prevent water from overflowing into the generator; the lower coaming 7 is a plane and is provided with a drain hole 1 to ensure the drainage speed, and the protective structure can prevent water flow from splashing into the generator from all angles;
secondly, the stainless steel mesh plate 4 is a stainless steel mesh plate with the aperture smaller than 1mm, and is formed into an integrated steel mesh plate with the installation panel in a welding mode, so that solid foreign matters with the diameter larger than 1mm are prevented from entering the generator; if the stainless steel plate is adopted for welding, the original color of the stainless steel can be kept, and if the common steel plate is adopted for welding, the anti-corrosion effect can be achieved through processes such as paint spraying and the like;
then, the lower surface of the stainless steel screen plate 4 is bonded with a sealing gasket 5, and the stainless steel screen plate and the sealing gasket are firmly bonded through an adhesive, so that the sealing effect of the rectangular air outlet cover is ensured;
and finally, the mounting panel is fixedly mounted at the air outlet of the generator through a plurality of bolts.
The protection structure is subjected to a sealing grade test, and the requirement of IP44 protection grade can be met through the field test of a national validation organization. The IP44 protection grade generator air-out protection structure can provide a good air path outlet for equipment such as a generator and an electric appliance cabinet, ensures the air path to be smooth, can provide IP44 grade effective protection, and has the advantages of simple structure, strong manufacturability and feasibility and lower cost.
The foregoing is merely a detailed description of the invention that enables one skilled in the art to understand or implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (5)
1. The utility model provides a IP44 protection level generator air-out protective structure which characterized in that includes: the rectangular air outlet cover is arranged on the outer side of the generator, and a drain hole (1) is formed in the bottom of the rectangular air outlet cover; the rectangular air outlet cover comprises a primary isolation plate, a secondary isolation plate and a final isolation plate; the primary isolation plate comprises a plurality of 90-degree bent baffles (2), the 90-degree bent baffles (2) are vertically welded to one side wall of the rectangular air outlet cover, and the 90-degree bent baffles (2) are of inverted V-shaped structures with downward openings; the secondary isolation plate comprises a plurality of straight baffles (3), and the straight baffles (3) are welded with the other side wall of the rectangular air outlet cover downwards at an angle of 45 degrees; the final-stage isolation plate is a stainless steel screen plate (4), the stainless steel screen plate (4) is welded with an installation panel of the rectangular air outlet cover, and the installation panel is fixedly installed on the outer side of the generator; the rectangular air outlet cover is formed by welding and enclosing a mounting panel fixed on the outer side of the generator and four enclosing plates, the enclosing plates comprise an upper enclosing plate (6), a lower enclosing plate (7), a left enclosing plate (8) and a right enclosing plate (9), the 90-degree bent baffle (2) is vertically welded on the inner wall of the right enclosing plate (9) of the rectangular air outlet cover, and the straight baffle (3) and the inner wall of the left enclosing plate (8) of the rectangular air outlet cover are welded downwards at an angle of 45 degrees; the straight baffles (3) correspond to the 90-degree bent baffles (2) one by one, and each straight baffle (3) extends to the position below the corresponding 90-degree bent baffle (2); the drain hole (1) is located on the lower enclosing plate (7), and the lower enclosing plate (7) extends out 25-30mm along the upper edge of the rectangular air outlet cover.
2. The IP44 protection level generator wind-out protection structure is characterized in that a sealing gasket (5) is bonded on the lower surface of the stainless steel screen plate (4).
3. The IP44 protection grade generator wind-out protection structure is characterized in that the sealing gasket (5) is adhered to the welding surface of the stainless steel mesh plate (4) through an adhesive.
4. The IP44 protection level generator wind-out protection structure of claim 2, characterized in that the aperture of the stainless steel mesh plate (4) is smaller than phi 1mm.
5. The IP44 protection level generator wind outlet protection structure of claim 1, wherein the mounting panel is fixedly mounted at the wind outlet of the generator by a plurality of bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110829060.4A CN113612336B (en) | 2021-07-22 | 2021-07-22 | Air-out protection structure of IP44 protection grade generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110829060.4A CN113612336B (en) | 2021-07-22 | 2021-07-22 | Air-out protection structure of IP44 protection grade generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113612336A CN113612336A (en) | 2021-11-05 |
| CN113612336B true CN113612336B (en) | 2022-11-04 |
Family
ID=78338080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110829060.4A Active CN113612336B (en) | 2021-07-22 | 2021-07-22 | Air-out protection structure of IP44 protection grade generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113612336B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201956791U (en) * | 2011-02-14 | 2011-08-31 | 上海电气集团上海电机厂有限公司 | Ventilation and water prevention structure for motor |
| CN204906057U (en) * | 2015-08-20 | 2015-12-23 | 无锡法拉第电机有限公司 | High protection level of IP44 inlet wind cover for generator |
| CN206575277U (en) * | 2017-02-23 | 2017-10-20 | 无锡法拉第电机有限公司 | Integral type air inlet/outlet protective window |
| CN206895047U (en) * | 2017-05-09 | 2018-01-16 | 珠海优必胜机电设备有限公司 | A kind of shutter device suitable for high-protection level shell |
| CN207282939U (en) * | 2017-10-08 | 2018-04-27 | 河北汉莎自动化设备科技有限公司 | A kind of power distribution cabinet with high-protection level |
| CN211451178U (en) * | 2019-12-18 | 2020-09-08 | 四川长虹空调有限公司 | Heat radiation structure for air conditioner outdoor unit inner cavity |
-
2021
- 2021-07-22 CN CN202110829060.4A patent/CN113612336B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201956791U (en) * | 2011-02-14 | 2011-08-31 | 上海电气集团上海电机厂有限公司 | Ventilation and water prevention structure for motor |
| CN204906057U (en) * | 2015-08-20 | 2015-12-23 | 无锡法拉第电机有限公司 | High protection level of IP44 inlet wind cover for generator |
| CN206575277U (en) * | 2017-02-23 | 2017-10-20 | 无锡法拉第电机有限公司 | Integral type air inlet/outlet protective window |
| CN206895047U (en) * | 2017-05-09 | 2018-01-16 | 珠海优必胜机电设备有限公司 | A kind of shutter device suitable for high-protection level shell |
| CN207282939U (en) * | 2017-10-08 | 2018-04-27 | 河北汉莎自动化设备科技有限公司 | A kind of power distribution cabinet with high-protection level |
| CN211451178U (en) * | 2019-12-18 | 2020-09-08 | 四川长虹空调有限公司 | Heat radiation structure for air conditioner outdoor unit inner cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113612336A (en) | 2021-11-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3549357B2 (en) | Outdoor unit for separation type air conditioner | |
| JP6099925B2 (en) | Air conditioner outdoor unit | |
| JPH10246470A (en) | Outdoor unit of separation type air conditioner | |
| CN113612336B (en) | Air-out protection structure of IP44 protection grade generator | |
| CN201123175Y (en) | Air conditioner electrical equipment box and air conditioner | |
| CN209929779U (en) | Block terminal convenient to heat dissipation and ventilation | |
| JP2019145678A (en) | Casing and power conditioner provided with the same | |
| CN214543246U (en) | Fixed power component integrated electric cabinet body | |
| CN104165421A (en) | Electrical box protection structure and air conditioner with electrical box protection structure | |
| CN200973206Y (en) | Water-froof device for outdoor cabinet | |
| CN210397218U (en) | Frequency converter cooling fan waterproof device and frequency converter | |
| CN215765456U (en) | Electric appliance box for outdoor unit | |
| CN113839315A (en) | Prevent box switching station of condensation | |
| CN220798846U (en) | Outdoor air cooling equipment air intake waterproof construction | |
| JPWO2020261381A1 (en) | Manufacturing method of air conditioner and air conditioner | |
| CN216489176U (en) | Electromagnetic isolation structure of control cabinet | |
| CN214841276U (en) | Air condensing units waterproof construction and air condensing units | |
| CN218388286U (en) | Electrical apparatus box structure, condensing engine and air conditioner | |
| CN216699136U (en) | Coastal area anticorrosion cubical switchboard | |
| CN220896177U (en) | Top cover structure for outdoor liquid cooling energy storage cabinet | |
| CN210554643U (en) | Waterproof ventilation grid of electricelectric moves passenger train electrical apparatus cabin hatch door | |
| CN219591502U (en) | Energy storage outdoor cabinet | |
| CN218678004U (en) | Outdoor rain-proof ammeter case | |
| CN217817122U (en) | Air conditioner outdoor unit and air conditioner | |
| CN212987697U (en) | Air source heat pump unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |