CN2391990Y - Thin type fan for diesel engine - Google Patents
Thin type fan for diesel engine Download PDFInfo
- Publication number
- CN2391990Y CN2391990Y CN 99238186 CN99238186U CN2391990Y CN 2391990 Y CN2391990 Y CN 2391990Y CN 99238186 CN99238186 CN 99238186 CN 99238186 U CN99238186 U CN 99238186U CN 2391990 Y CN2391990 Y CN 2391990Y
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- CN
- China
- Prior art keywords
- fan
- supporting plate
- fan body
- flange
- utility
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- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a thin type fan for a diesel engine, which comprises a fan body, vanes, a clamping seat opening, flanges, a supporting plate. The utility model is characterized in that the number of the vanes is 3-9, the root part of the fan body is provided with the clamping seat opening of the supporting plate, a fan is clamped by a supporting plate which is embedded into the inner circle of the clamping seat opening, the flanges are arranged on a vane seat of the fan body, a ring groove is arranged between the flanges, the center of the flange is provided with the supporting plate as a reinforcing rib, the vanes are distributed in an irregular mode, and the fan body, the vanes, the flanges and the supporting plate are cast into one body. The utility model has the advantages of reasonable design, simple manufacturing process, convenient installation and convenient operation, safety, firmness and durability and large air amount. The utility model is suitable for the use of the disesel engine.
Description
The utility model relates to a kind of fan, particularly a kind of diesel engine thin fan.
Its flabellum of normally used fan and fan body are connected in integrally casting and go out moulding, and mostly blade is 4～6, also have separately with the bolt blade, and these fan blade setting angles are owed rationally, air quantity is little, sturdy and durable etc. inadequately.
Order of the present utility model report be to provide a kind of reasonable in design, technology is advanced, safety simple in structure, easy to install, sturdy and durable, diesel engine thin fan that air quantity is big.
Technical solution of the present utility model is such, comprise by fan body, flabellum, supporting plate, fan body is a thin fan, and flabellum has 3～9, and the root of fan body is the deck mouth, circle embeds and clips the fan supporting plate in the deck mouth, on the blade seat of fan body flange being arranged, is annular groove between flange and the flange, and there is supporting plate at the flange center as stiffening rib, flabellum is irregular distribution, and fan body, flabellum, flange and supporting plate are formed one.
The utility model has the advantages that: reasonable in design, technology is simple, easy to install, safe and reliable, sturdy and durable, air quantity is big.Being suitable for diesel engine uses.
It is such that structure of the present utility model constitutes.
Fig. 1 is an overall structure plan view of the present utility model.
Fig. 2 looks half sectional view for an overall structure of the present utility model left side.
Fig. 1, among Fig. 2, center line (1), transition arc (2), transition arc (3), transition arc (4), pitch radian (5), flabellum (6), transition arc (7), transition arc (8), fan external diameter (9), fan body internal diameter (10), circle footpath (11), pitch radian (12), fan body external diameter (13), circle footpath (14), pitch radian (15), pitch radian (16), muscle (17), pitch radian (18), pitch radian (19), pitch radian (20), pitch radian (21), fan supporting plate (22), supporting plate internal diameter (23), supporting plate deck mouth (24), flange (25), screw centre distance (26), screw (27), ring circle muscle is apart from big external diameter (28), oblique angle (29), annular groove (30), slant height (31), fan body (32), flange (33).
Most preferred embodiment of the present utility model is such, and with reference to Fig. 1, shown in Figure 2, fan mainly is made up of supporting plate (22) and fan body (32).The root of fan body (32) has supporting plate deck mouth (24), and circle embeds and clips fan supporting plate (22) in the deck mouth (24), and the fit dimension between it manufactures mutually.Fan body (32) is manufactured with the Reinforced Polypropylene resin material, and the thickness of fan body (32) is 30～40mm, and the best is 30mm, and supporting plate (22) is manufactured with the 4/Q235-A material.Flange (25,33) is arranged on the blade seat of fan body (32), the height of flange (25), wide be 5 * 24mm, wherein between the top and bottom of annular groove (30) apart from right and wrong 24mm, flange (25) is between the flange (33) being annular groove (30), distance between flange (33) top and bottom is 32mm, there is palm (22) at flange (33) center as stiffening rib, and it installs symmetrical outer circle diameter is Φ 175mm, and distance is 14mm between deck mouth (24) top and bottom.Fan body internal diameter (10) is Φ 130mm, circle footpath (11) is Φ 145mm, fan body external diameter (13) is Φ 180mm, circle footpath (14) is Φ 165mm, fan supporting plate (22) has 4 screws (27), the aperture is Φ 11mm, and screw centre distance (26) is Φ 100mm, and the installation aperture that is installed on rotating shaft of supporting plate (22) is Φ 80H11 (019).Fan body (32) is installed on the supporting plate (22), the flabellum of moulding fan (6) has more than 3, preferably 9, the maximum outside diameter of fan (9) is Φ 425mm, the root transition arc (2) of flabellum (6) is R3, transition arc (8) is R3, and blade outer end transition arc (4) is R6, and transition arc (7) is R20.Stiffening rib on the fan body wide for the 8mm16 place uniform, center line (1) to the blade edge pitch radian (5) between each blade (6) is 36 °, pitch radian (12) is 89 °, pitch radian (15) is 126 °, pitch radian (16) is 161 °, and pitch radian (18) is 201 °, and pitch radian (19) is 247 °, pitch radian (20) is 289 °, and pitch radian (21) is 318 °.The technical requirements of fan is: the assembly profile is answered slick and sly smooth, no burr, overlap; Assembly should be through dynamic balance running, amount of unbalance≤50gcm; Steel plate should be done zinc-plated processing.
Claims (2)
1, a kind of diesel engine thin fan, comprise by fan body, flabellum, the deck mouth, flange, supporting plate, it is characterized in that fan body (32) is a thin fan, flabellum (6) is 3～9, the root of fan body (32) has supporting plate deck mouth (24), circle embeds and clips fan supporting plate (22) in the deck mouth (24), on the blade seat of fan body (32) flange (25 is arranged, 33), be annular groove (30) between flange (25) and the flange (33), there is supporting plate (22) at flange (33) center as stiffening rib, flabellum (6) is irregular distribution, fan body (32), flabellum (6), flange (25,33) form one with supporting plate (22).
2, diesel engine thin fan according to claim 1 is characterized in that flabellum (6) is 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99238186 CN2391990Y (en) | 1999-07-23 | 1999-07-23 | Thin type fan for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99238186 CN2391990Y (en) | 1999-07-23 | 1999-07-23 | Thin type fan for diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2391990Y true CN2391990Y (en) | 2000-08-16 |
Family
ID=34025676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99238186 Expired - Lifetime CN2391990Y (en) | 1999-07-23 | 1999-07-23 | Thin type fan for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2391990Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085524A1 (en) * | 2010-01-12 | 2011-07-21 | 雪龙集团有限公司 | Energy saving fan |
-
1999
- 1999-07-23 CN CN 99238186 patent/CN2391990Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011085524A1 (en) * | 2010-01-12 | 2011-07-21 | 雪龙集团有限公司 | Energy saving fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |