CN217029348U - Mixed flow fan with fire prevention valve - Google Patents
Mixed flow fan with fire prevention valve Download PDFInfo
- Publication number
- CN217029348U CN217029348U CN202122984988.8U CN202122984988U CN217029348U CN 217029348 U CN217029348 U CN 217029348U CN 202122984988 U CN202122984988 U CN 202122984988U CN 217029348 U CN217029348 U CN 217029348U
- Authority
- CN
- China
- Prior art keywords
- fan
- mixed flow
- flow fan
- lifting
- baffle
- 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
Abstract
A mixed flow fan with a fire valve comprises a main body, wherein a control box, an air inlet and an air outlet are arranged on the main body, a handle is arranged on the control box, a manual control valve is connected with a controller, the controller is connected with a temperature sensor, a lifting motor and a fan motor, the lifting motor is connected with a lifting baffle through a traction rope, the lifting baffle is closed to a sealing ring after being closed, the sealing ring is arranged on a fixed baffle, a connecting shaft is connected with a fan, the fan motor is arranged at the air outlet through a mounting frame, a safety net is arranged outside the air outlet, a protective net is arranged at the air inlet, and the protective net is connected with the mounting frame and a filter net; the automatic opening and closing air channel can be realized by the aid of the temperature sensor, the controller, the lifting motor, the traction rope, the lifting baffle, the sealing ring and the fixing baffle, when a fire disaster happens, the temperature sensor receives high-temperature warning to automatically close the channel to prevent the fire disaster from being enlarged, and the controller controls the fan motor to be automatically closed or opened.
Description
Technical Field
The utility model relates to the technical field of mixed flow fans, in particular to a mixed flow fan with a fire damper.
Background
The mixed flow fan is a fan between an axial flow fan and a centrifugal fan, an impeller of the mixed flow fan enables air to do centrifugal motion and axial motion, the motion of the air in a shell is mixed with two motion modes of axial flow and centrifugation, so the mixed flow fan is called as 'mixed flow', most of mixed flow fans cannot be effectively protected in safety at present, particularly, the existing mixed flow fan is generally applied to large places such as grain depots and factories, and if a fire disaster occurs, the condition that the fire disaster is increased easily occurs under the condition that a fire valve is not arranged in the mixed flow fan.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mixed flow fan with a fire damper, aiming at the defects in the prior art.
The utility model provides a mixed flow fan with fire prevention valve, includes the main part, the main part on be equipped with control box, air intake and air outlet, the control box on be equipped with the handle, handle connection manual control valve, manual control valve connection director, the controller connect temperature sensor, elevator motor and fan motor, elevator motor pass through the haulage rope and connect the lifting baffle, the closed back of lifting baffle closed to the enclosure circle, the enclosure install on fixed stop, fan motor on be equipped with even axle, even hub connection fan, fan motor pass through the mounting bracket and install air outlet department, the air outlet be equipped with the safety net outward, the air intake be equipped with the protection network, the protection network connect mount and filter screen.
The temperature sensing probes are arranged in two, and the temperature sensing probes are arranged in the inner cavity of the fan.
The fixing frame is of a multi-reinforcement structure.
The protective net is of a steel wire net structure.
The fan is provided with six fan blades.
The number of the lifting baffles is four, and the junrs are connected to one traction rope.
The number of the closed rings is four, and the closed rings are fixed on the fixed baffle.
The beneficial effects of the utility model are as follows: the utility model provides a mixed flow fan with a fire valve, which has a compact structure.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1, as shown: a mixed flow fan with a fire damper comprises a main body 1, wherein a control box, an air inlet 7 and an air outlet are arranged on the main body 1, the control box is provided with a handle 4, the handle 4 is connected with a manual control valve 5, the manual control valve 5 is connected with a controller 6, the controller 6 is connected with a temperature sensor 19, a lifting motor 3 and a fan motor 17, the lifting motor 3 is connected with the lifting baffle 2 through a traction rope 11, the lifting baffle 2 is closed and then closed to the closed ring 12, the closed ring 12 is arranged on the fixed baffle 13, the fan motor 17 is provided with a connecting shaft 15, the connecting shaft 15 is connected with a fan 14, the fan motor 17 is arranged at the air outlet through a mounting frame 16, a safety net 18 is arranged outside the air outlet, the air inlet 7 is provided with a protective net 8, and the protective net 8 is connected with a fixing frame 9 and a filter screen 10.
The temperature sensing probes are arranged in two, and the temperature sensing probes are arranged in the inner cavity of the fan.
The fixing frame 9 is of a multi-heel steel bar structure.
The protective net 8 is a steel wire net structure.
The fan 14 is provided with six blades.
The number of the lifting baffles 2 is four, and the junrs are connected to one traction rope 11.
The number of the closed rings 12 is four, and the closed rings 12 are fixed on the fixed baffle 13.
The utility model relates to a mixed flow fan with a fire damper, which needs to detect the stability of the mixed flow fan when in use, and after the detection of the mixed flow fan is finished, the utility model is required to be installed at a designated position, and the utility model can be used by electrifying the utility model after the installation is finished, in use, if a fire breaks out outdoors, the temperature sensor 19 receives the high outdoor temperature, the power supply of a fan motor 17 is cut off firstly through the controller 6, the lifting motor 3 is controlled to work, the traction rope 11 is loosened, the lifting baffle 2 is controlled to descend and be closed on the closed ring 12 of the fixed baffle 13, when the temperature sensor 19 receives the outdoor temperature and returns to the normal temperature value, the controller 6 controls the lifting motor 3 to lift the traction rope 11 and drive the lifting baffle 2 to be separated from the sealing ring, and simultaneously, the fan motor 17 is connected to work, and the manual control valve 5 can manually control the opening or closing of the utility model in an emergency.
The utility model relates to a mixed flow fan with a fire valve, which can realize the function of automatically opening and closing an air channel by a temperature sensor 19, a controller 6, a lifting motor 3, a traction rope 11, a lifting baffle 2, a sealing ring 12 and a fixed baffle 13, wherein when a fire disaster occurs, the temperature sensor 19 receives a high-temperature warning to automatically close a channel to prevent the fire from being enlarged, and the controller 6 controls a fan motor 17 to be automatically closed or opened.
Finally, it is to be understood that the above embodiments have been chosen and described in detail to best explain the principles of the utility model and the appended claims. Modifications and equivalents of the embodiments of the utility model may be made by those skilled in the art without departing from the spirit and scope of the utility model, and are intended to be covered by the appended claims.
Claims (6)
1. The utility model provides a mixed flow fan with fire prevention valve, includes the main part, its characterized in that: the main part on be equipped with control box, air intake and air outlet, the control box on be equipped with the handle, the handle connect manual control valve, manual control valve connection director, the controller connect temperature sensor, elevator motor and fan motor, elevator motor pass through the haulage rope and connect the lifting baffle, lifting baffle closed back closed to the enclosure and encircle, the enclosure install on fixed stop, fan motor on be equipped with even axle, even hub connection fan, fan motor pass through the mounting bracket and install air outlet department, the air outlet be equipped with the safety net outward, the air intake be equipped with the protection network, the protection network connect mount and filter screen.
2. The mixed flow fan with fire damper of claim 1, wherein: the fixing frame is of a multi-steel bar structure.
3. The mixed flow fan with the fire damper as claimed in claim 1, wherein: the protective net is of a steel wire net structure.
4. The mixed flow fan with the fire damper as claimed in claim 1, wherein: the fan is provided with six fan blades.
5. The mixed flow fan with the fire damper as claimed in claim 1, wherein: the number of the lifting baffles is four, and the junn is connected to one traction rope.
6. The mixed flow fan with the fire damper as claimed in claim 1, wherein: the number of the closed rings is four, and the closed rings are fixed on the fixed baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122984988.8U CN217029348U (en) | 2021-12-01 | 2021-12-01 | Mixed flow fan with fire prevention valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122984988.8U CN217029348U (en) | 2021-12-01 | 2021-12-01 | Mixed flow fan with fire prevention valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217029348U true CN217029348U (en) | 2022-07-22 |
Family
ID=82441831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122984988.8U Active CN217029348U (en) | 2021-12-01 | 2021-12-01 | Mixed flow fan with fire prevention valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217029348U (en) |
-
2021
- 2021-12-01 CN CN202122984988.8U patent/CN217029348U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210180602A1 (en) | Ceiling fan with concentric stationary tube and power-down features | |
| US8876468B2 (en) | Ceiling fan with concentric stationary tube and power-down features | |
| KR20110005779A (en) | Control system for exhaust gas fan system | |
| CN217029348U (en) | Mixed flow fan with fire prevention valve | |
| CN219693510U (en) | Exhaust system of refrigerator room | |
| CN107940593A (en) | A kind of air purifier | |
| CN107394636A (en) | Dust control by ventilation power distribution cabinet in a kind of power consumer is outer | |
| CN107940673A (en) | Air conditioner inter-linked controlling method, control system and air conditioner | |
| US5215499A (en) | Positive pressure safety system | |
| US20070298700A1 (en) | Exhaust gas stack | |
| CN207507196U (en) | A kind of air purifier | |
| CN206980753U (en) | A kind of Biohazard Safety Equipment provided with Intelligent exhaust device | |
| CN208401266U (en) | A kind of contact box | |
| CN216895802U (en) | Take fire prevention valve of vortex function | |
| CN219572175U (en) | Ventilation device and system for thermal power generation main plant | |
| CN213775789U (en) | Exhaust fan capable of automatically changing frequency according to concentration of combustible gas | |
| CN218096424U (en) | Natural gas detection alarm and ventilation device | |
| CN112145461A (en) | Double-speed explosion-proof fire-fighting smoke exhaust fan | |
| CN206803239U (en) | A kind of inflammable gas detection and occluding device | |
| CN213234809U (en) | Prevent fire door convenient to ventilate | |
| CN214307266U (en) | Automatic remove range hood of leaking gas | |
| US11547881B2 (en) | Wind turbine and method for suctioning smoke in a wind turbine | |
| CN219672879U (en) | Marine vertical explosion-proof exhaust fan | |
| CN218600244U (en) | Fan safety control device on adhesive tape drying oven | |
| CN212751896U (en) | Remote visual early warning device with protection against electric shock under high-voltage line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |