CN204371785U - A kind of fan casing - Google Patents
A kind of fan casing Download PDFInfo
- Publication number
- CN204371785U CN204371785U CN201520010609.7U CN201520010609U CN204371785U CN 204371785 U CN204371785 U CN 204371785U CN 201520010609 U CN201520010609 U CN 201520010609U CN 204371785 U CN204371785 U CN 204371785U
- Authority
- CN
- China
- Prior art keywords
- lower housing
- upper casing
- casing
- impeller
- wind band
- 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 - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a kind of fan casing, comprise casing ontology, casing ontology comprises upper casing and lower housing, connected by the bearing support of both sides between upper casing and lower housing, periphery is by bolt consolidation, and the top of upper casing is provided with exhaust outlet, the bottom of lower housing is provided with intake grill, be provided with impeller in lower housing, the joint of lower housing and upper casing is provided with wind band, is also provided with impeller in upper casing.The utility model has the advantages that: in lower housing and upper casing, be equipped with impeller, serve the effect of double power, enhance the working efficiency of blower fan.
Description
Technical field
The utility model relates to a kind of fan casing.
Background technique
Blower fan is a kind of mechanical energy relying on input, and improve gas pressure and to supply gas side by side the machinery of body, be the abbreviation to gas compression and one conveying mechanism, usually said blower fan comprises ventilator, blower and generator.The main structural components of blower fan comprises casing, impeller, driving component etc., and the casing of blower fan, in the process of work, there will be situation about being short of power usually.Therefore, we need to seek a kind of new technology and solve this problem.
Summary of the invention
The purpose of this utility model is: for above-mentioned deficiency, provides a kind of fan casing.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of fan casing, comprise casing ontology, casing ontology comprises upper casing and lower housing, connected by the bearing support of both sides between upper casing and lower housing, periphery is by bolt consolidation, and the top of upper casing is provided with exhaust outlet, the bottom of lower housing is provided with intake grill, be provided with impeller in lower housing, the joint of lower housing and upper casing is provided with wind band, is also provided with impeller in upper casing.
The both sides of wind band are the hollow wind band with filter screen, are interconnected end to end between in wind band.
The outer surface of upper casing and lower housing is respectively equipped with stiffening rib.
Due to the application of technique scheme, the utility model compared with prior art tool has the following advantages:
Be equipped with impeller in lower housing and upper casing, serve the effect of double power, enhance the working efficiency of blower fan.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model embodiment one external structure schematic diagram.
In above accompanying drawing: 1-upper casing, 2-lower housing, 3-bearing support, 4-bolt, 5-exhaust outlet, 6-intake grill, 7-impeller, 8-wind band, 9-filter screen, 10-stiffening rib.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one: a kind of fan casing
As shown in Figure 1, a kind of fan casing of the utility model, comprise casing ontology, casing ontology comprises upper casing 1 and lower housing 2, and the bearing support 3 by both sides between upper casing 1 and lower housing 2 connects, periphery is by bolt 4 consolidation, the top of upper casing 1 is provided with exhaust outlet 5, and the bottom of lower housing 2 is provided with intake grill 6, is provided with impeller 7 in lower housing 2, the joint of lower housing 2 and upper casing 1 is provided with wind band 8, is also provided with impeller 7 in upper casing 1.
The both sides of wind band 8 are the hollow wind band with filter screen 9, are interconnected end to end between in wind band 8.
The outer surface of upper casing 1 and lower housing 2 is respectively equipped with stiffening rib 10.
Be equipped with impeller 7 in lower housing 2 and upper casing 1, serve the effect of double power, enhance the working efficiency of blower fan.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvement or replacement, these improve or replace and also should be considered as protection domain of the present utility model.
Claims (3)
1. a fan casing, it is characterized in that: comprise casing ontology, described casing ontology comprises upper casing and lower housing, connected by the bearing support of both sides between described upper casing and lower housing, periphery is by bolt consolidation, and the top of described upper casing is provided with exhaust outlet, the bottom of described lower housing is provided with intake grill, be provided with impeller in described lower housing, the joint of described lower housing and upper casing is provided with wind band, is also provided with impeller in described upper casing.
2. a kind of fan casing according to claim 1, is characterized in that: the both sides of described wind band are the hollow wind band with filter screen, is interconnected end to end between in described wind band.
3. a kind of fan casing according to claim 1, is characterized in that: the outer surface of described upper casing and lower housing is respectively equipped with stiffening rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010609.7U CN204371785U (en) | 2015-01-07 | 2015-01-07 | A kind of fan casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010609.7U CN204371785U (en) | 2015-01-07 | 2015-01-07 | A kind of fan casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371785U true CN204371785U (en) | 2015-06-03 |
Family
ID=53328009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520010609.7U Expired - Fee Related CN204371785U (en) | 2015-01-07 | 2015-01-07 | A kind of fan casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204371785U (en) |
-
2015
- 2015-01-07 CN CN201520010609.7U patent/CN204371785U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Xiaodong Inventor after: Yin Xingquan Inventor after: Ji Ping Inventor before: Yin Xingquan Inventor before: Ji Ping |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YIN XINGQUAN JI PING TO: YANG XIAODONG YIN XINGQUAN JI PING |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20200107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |