CN201836105U - Sealing device for fan air airlet - Google Patents
Sealing device for fan air airlet Download PDFInfo
- Publication number
- CN201836105U CN201836105U CN2010205348278U CN201020534827U CN201836105U CN 201836105 U CN201836105 U CN 201836105U CN 2010205348278 U CN2010205348278 U CN 2010205348278U CN 201020534827 U CN201020534827 U CN 201020534827U CN 201836105 U CN201836105 U CN 201836105U
- Authority
- CN
- China
- Prior art keywords
- impeller
- air inlet
- sealing device
- intake grill
- airlet
- 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.)
- Expired - Lifetime
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a sealing device for a fan air inlet, which relates to the technical field of sealing devices for centrifugal fans, and comprises an air inlet and an impeller, wherein the air inlet is arranged opposite to the impeller, and a protruding device is arranged on the air inlet close to the impeller. The sealing device realizes the aims of simple structure, good sealing effect and improvement of fan efficiency.
Description
Technical field
The utility model relates to the technical field of centrifugal fan seal arrangement.
Background technique
Be furnished with intake grill on the casing of blower fan, impeller is arranged in casing inside, in order to reduce return loss, adopts the gap of reducing between intake grill and the impeller, but can not collide impeller usually, processing technology is had relatively high expectations, and not easy to operate.
Summary of the invention
The utility model purpose provides a kind of simple in structure, good sealing effect, the air inlet seal arrangement of raising fan efficiency.
A kind of air inlet seal arrangement comprises intake grill, impeller, and intake grill and impeller positioned opposite are provided with the protrusion device near on the intake grill of impeller one side.
The utility model adopts technique scheme, compared with prior art have following advantage: the utility model adds a sealing protrusion device at intake grill and impeller cooperation place, effectively prevent backflow phenomenon, and circularity and concentricity that intake grill cooperates with impeller have been improved, technology is simple relatively, save cost, improved the efficient of blower fan.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is elaborated:
As shown in Figure 1, a kind of air inlet seal arrangement comprises intake grill 1, impeller 2, and intake grill 1 and impeller 2 positioned opposite protrude device 3 near being provided with on the intake grill 1 of impeller 2 one sides.
Claims (1)
1. an air inlet seal arrangement comprises intake grill (1), impeller (2), and intake grill (1) and impeller (2) positioned opposite is characterized in that protruding device (3) near being provided with on the intake grill (1) of impeller (2) one sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205348278U CN201836105U (en) | 2010-09-16 | 2010-09-16 | Sealing device for fan air airlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205348278U CN201836105U (en) | 2010-09-16 | 2010-09-16 | Sealing device for fan air airlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201836105U true CN201836105U (en) | 2011-05-18 |
Family
ID=44006210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205348278U Expired - Lifetime CN201836105U (en) | 2010-09-16 | 2010-09-16 | Sealing device for fan air airlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201836105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155430A (en) * | 2010-09-16 | 2011-08-17 | 苏州顶裕节能设备有限公司 | Sealing device for air inlet of fan |
| CN107917100A (en) * | 2017-10-26 | 2018-04-17 | 珠海格力电器股份有限公司 | The connection structure and air-conditioning of baffle liner and fan impeller front disc |
-
2010
- 2010-09-16 CN CN2010205348278U patent/CN201836105U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155430A (en) * | 2010-09-16 | 2011-08-17 | 苏州顶裕节能设备有限公司 | Sealing device for air inlet of fan |
| CN107917100A (en) * | 2017-10-26 | 2018-04-17 | 珠海格力电器股份有限公司 | The connection structure and air-conditioning of baffle liner and fan impeller front disc |
| CN107917100B (en) * | 2017-10-26 | 2019-03-26 | 珠海格力电器股份有限公司 | The connection structure and air-conditioning of baffle liner and fan impeller front disc |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUBEI DINGYU ENERGY-EFFICIENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SUZHOU DINGYU ENERGY-EFFICIENT EQUIPMENT CO., LTD. Effective date: 20120712 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215213 SUZHOU, JIANGSU PROVINCE TO: 432800 XIAOGAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120712 Address after: 432800 Dawu County of Hubei Province Economic Development Zone Patentee after: Hubei Dingyu Energy-Saving Environmental Protection Technology Co., Ltd. Address before: 215213, No. 551 South West Road, Xin Hu tower, Fen Hu Town, Wujiang, Jiangsu Patentee before: Suzhou Dingyu Energy-Efficient Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110518 |