CN202811413U - Ventilation fan - Google Patents
Ventilation fan Download PDFInfo
- Publication number
- CN202811413U CN202811413U CN 201220330343 CN201220330343U CN202811413U CN 202811413 U CN202811413 U CN 202811413U CN 201220330343 CN201220330343 CN 201220330343 CN 201220330343 U CN201220330343 U CN 201220330343U CN 202811413 U CN202811413 U CN 202811413U
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- CN
- China
- Prior art keywords
- support
- base
- ventilation fan
- fixed
- fan
- 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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Abstract
The utility model discloses a ventilation fan which comprises a base (1), a support (2), an air frame (3), a motor (4) and a shaft (5) of the motor (4), wherein the support (2) is fixed onto the base (1), the air frame (3) is fixed onto the support (2), the motor (4) is fixed onto the air frame (3), and the shaft (5) of the motor (4) is fixedly connected with fan blades (6). A protective support (7) is arranged at the front end of the surface of the ventilation fan, people or sundries can be prevented from being rolled into the fan blades rotating at a high speed when approaching the fan, injury to people is avoided, and the fan blades are protected. The protective support (7) can be set into different shapes and made of different materials as needed. A fixed connection plate (8) is arranged between the support (2) and the base (1), one end of the fixed connection plate (8) is fixedly connected onto the base (1), the other end of the fixed connection plate (8) is fixedly connected onto the support (2), and the fixed connection plate, the base (1) and the support (2) enclose a right-angled triangle.
Description
Technical field
The utility model relates to a kind of ventilation fan.
Background technique
Ventilation fan makes a class air adjustment electricity-saving appliance of indoor and outdoor air exchange by motor drives fan blade rotary actuation air-flow.The purpose of ventilation is exactly to remove indoor vitiated air, regulates temperature, humidity and sensory effect.Factory floor generally is the place of production and processing, inevitably produces various harmful gases or dust granules in the machinery equipment operation process.
Summary of the invention
Make workshop condition in order to purify the unskilled labourer, remove harmful gas and dust granules, the utility model provides a kind of ventilation fan.
A kind of ventilation fan comprises base 1, is fixed on support 2 on the described base 1, is fixed on wind frame 3 on the described support 2, is fixed on motor 4 on the described wind frame 3, and the axle 5 of described motor 4 is fixedly connected with flabellum (6).
The covering of the fan front end of described ventilation fan is provided with protective stent 7, during the close fan of people or foreign material, can prevent in its flabellum that is involved in high speed rotating, and the one, avoided people's damage; The 2nd, protected flabellum, described protective stent 7 can be set to different shapes as required, selects different materials.
Between described support 2 and the base 1 fixed connecting plate 8 is arranged, fixed connecting plate 8 one ends are fixedly connected on the base 1, and the other end is fixedly connected on the support 2, and fixed connecting plate and base 1, support 2 surround a right-angled triangle.
Described used in air exchange fan is in the manufacturing shop of factory.
Ventilation fan in the utility model, simple in structure, be convenient to make, power is large, can effectively remove harmful gas and dust granules that workshop internal cause manufacturing operation produces, purify workshop condition, the ventilation fan base area in this model utility is large, working stability, and convenient mobile.
Description of drawings
Fig. 1 is the left view of ventilation fan.
Fig. 2 is the plan view of ventilation fan.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Be an embodiment of a kind of ventilation fan of the utility model as shown in Figure 1 and Figure 2, comprise base 1, be fixed on support 2 on the described base 1, be fixed on wind frame 3 on the described support 2, be fixed on motor 4 on the described wind frame 3, and the axle 5 of described motor 4 is fixedly connected with flabellum (6).
The covering of the fan front end of described ventilation fan is provided with protective stent 7, and the edge of protective stent 7 is the tangent circular metal plate of a plurality of and wind frame 3, also is tangent connection between each metal disk, and described Placement is welding.The protective stent middle part is to be connected with the leg-of-mutton circular plate of hollow out with a plurality of metal disks.During the close fan of people or foreign material, can prevent in its flabellum that is involved in high speed rotating, the one, avoided people's damage; The 2nd, protected flabellum, described protective stent 7 can be set to different shapes as required, selects different materials.
Between described support 2 and the base 1 fixed connecting plate 8 is arranged, fixed connecting plate 8 one ends are fixedly connected on the base 1, the other end is fixedly connected on the support 2, fixed connecting plate and base 1, support 2 surround a right-angled triangle, and described right-angled triangle described in the present embodiment is isosceles right triangle.
Described used in air exchange fan is in the manufacturing shop of factory.
Ventilation fan in the utility model, simple in structure, be convenient to make, power is large, can effectively remove harmful gas and dust granules that workshop internal cause manufacturing operation produces, has purified workshop condition.
Claims (4)
1. ventilation fan, it is characterized in that: comprise base (1), be fixed on support (2) on the described base (1), be fixed on wind frame (3) on the described support (2), be fixed on the upper motor (4) of described wind frame (3), and the axle (5) of described motor (4) is fixedly connected with flabellum (6).
2. a kind of ventilation fan according to claim 1, it is characterized in that: the covering of the fan front end of described ventilation fan is provided with protective stent (7).
3. a kind of ventilation fan according to claim 1 is characterized in that: between described support (2) and the base (1) fixed connecting plate (8) is arranged.
4. a kind of ventilation fan according to claim 1, it is characterized in that: described used in air exchange fan is in the manufacturing shop of factory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220330343 CN202811413U (en) | 2012-07-10 | 2012-07-10 | Ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220330343 CN202811413U (en) | 2012-07-10 | 2012-07-10 | Ventilation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202811413U true CN202811413U (en) | 2013-03-20 |
Family
ID=47870296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220330343 Expired - Fee Related CN202811413U (en) | 2012-07-10 | 2012-07-10 | Ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202811413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777397A (en) * | 2012-07-10 | 2012-11-14 | 芜湖水泵制造有限公司 | Ventilating fan |
-
2012
- 2012-07-10 CN CN 201220330343 patent/CN202811413U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777397A (en) * | 2012-07-10 | 2012-11-14 | 芜湖水泵制造有限公司 | Ventilating 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20130710 |