CN209875493U

CN209875493U - Metal centrifugal fan

Info

Publication number: CN209875493U
Application number: CN201822123673.2U
Authority: CN
Inventors: 陈林林; 徐顺秒
Original assignee: Zhejiang Yuzhou Environmental Protection Equipment Co Ltd
Current assignee: Zhejiang Yuzhou Environmental Protection Equipment Co Ltd
Priority date: 2018-12-18
Filing date: 2018-12-18
Publication date: 2019-12-31
Anticipated expiration: 2028-12-18

Abstract

The utility model discloses a metal centrifugal fan, including the fan casing, the upper end surface of fan casing is equipped with the battery box, and the internal surface of battery box is equipped with stand-by battery, stand-by battery's upper end surface is equipped with switch, and one side position department that is close to stand-by battery's upper end surface switch is equipped with the handle, stand-by battery's front end surface is opened there is power source, and one side position department that is close to power source is equipped with the power delivery outlet, the inside of fan casing is equipped with the impeller, and one side position department that is close to the impeller is equipped with entry water conservancy diversion awl, one side position department that is close to entry water conservancy diversion awl is equipped with the bearing box, the inside of impeller is equipped with the main. A metal centrifugal fan, can have two kinds of wireless control's mode, can satisfy user's different demands to have the function of reserve power supply, bring better use prospect.

Description

Metal centrifugal fan

Technical Field

The utility model relates to a centrifugal fan field, in particular to metal centrifugal fan.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial furnaces, and cooling and ventilation of air conditioning equipment and household electrical equipment; grain drying and sorting, wind tunnel wind source and air cushion boat inflation and propulsion, etc. the centrifugal fan mechanism is basically the same as a turbine compressor, and the reason is that the gas flow rate is low, the pressure change is not large, and the change of the specific volume of the gas is generally not required to be considered, namely the gas is treated as incompressible fluid; the existing centrifugal fan has certain defects when in use, cannot have two wireless control modes, cannot meet different requirements of users, does not have a standby power supply function, needs to be further perfected, and brings certain influence in actual use.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a metal centrifugal fan, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a metal centrifugal fan comprises a fan shell, a battery box is arranged on the outer surface of the upper end of the fan shell, a standby battery is arranged on the inner surface of the battery box, a power switch is arranged on the outer surface of the upper end of the standby battery, a handle is arranged at a position close to the power switch on the outer surface of the upper end of the standby battery, a power interface is arranged on the outer surface of the front end of the standby battery, a power output port is arranged at a position close to one side of the power interface, an impeller is arranged inside the fan shell, an inlet guide cone is arranged at a position close to one side of the impeller, a bearing box is arranged at a position close to one side of the inlet guide cone, a main shaft is arranged inside the impeller, an inlet guide vane is arranged outside the main shaft, a coupler is arranged at a position close to one side of the inlet guide vane, and a drive is, the outer surface of the driving device is provided with a wireless receiver, a controller is arranged on the outer surface of one end of the wireless receiver, an infrared receiver is arranged on the outer surface of one end of the controller, an upper casing is welded on the outer surface of the fan casing, and an inlet box is arranged on the outer surface of one side of the upper casing.

Preferably, the battery box is a metal member, and a placing groove is formed in the outer wall of the battery box.

Preferably, the outer surface of the lower end of the fan shell is provided with a plurality of groups of anti-slip stripes, and the anti-slip stripes are respectively arranged in parallel.

Preferably, the upper shell and the inlet box are fixedly installed, and the outer surfaces of the upper shell and the inlet box are coated with anti-oxidation anti-corrosion layers.

Preferably, the spindle is a cylindrical structure, and the outer surface of the spindle is coated with a hydrophobic and oil-repellent structure.

Preferably, the handle is a nylon member, and the handle is fixedly mounted with the backup battery through a pull ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, a standby battery is reserved in the battery box, a user can charge the standby battery through a power interface on the standby battery and can provide power supply for related components through a power supply outlet on the standby battery, the standby battery can play a role in standby when the mains supply is in problem, the driving device can still work, a power switch is arranged on the standby battery and can control the power supply state of the standby battery, and simultaneously the standby battery can be taken out from the battery box by utilizing a handle, the utility model is convenient and practical, a wireless receiver, a controller and an infrared receiver are arranged on the driving device, the wireless receiver can receive the control signal of a wireless network, the infrared receiver can receive the infrared control signal of adaptation, the controller is responsible for analyzing the received signal and issuing control, thereby realizing the wireless control in different modes and meeting different requirements of the user, bringing better use prospect.

Drawings

Fig. 1 is an overall schematic view of a metal centrifugal fan according to the present invention;

fig. 2 is a partially enlarged view of a metal centrifugal fan of the present invention;

fig. 3 is a driving structure diagram of a metal centrifugal fan according to the present invention.

In the figure: 1. a fan housing; 2. a battery box; 3. a backup battery; 4. a power switch; 5. a handle; 6. a power interface; 7. a power outlet; 8. an impeller; 9. an inlet guide cone; 10. a bearing housing; 11. a main shaft; 12. inlet guide vane adjustment; 13. a coupling; 14. driving; 15. a wireless receiver; 16. a controller; 17. an infrared receiver; 18. an upper housing; 19. an inlet box.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a metal centrifugal fan comprises a fan casing 1, a battery box 2 is disposed on the outer surface of the upper end of the fan casing 1, a backup battery 3 is disposed on the inner surface of the battery box 2, a power switch 4 is disposed on the outer surface of the upper end of the backup battery 3, a handle 5 is disposed at a position close to the power switch 4 on the outer surface of the upper end of the backup battery 3, a power interface 6 is disposed on the outer surface of the front end of the backup battery 3, a power output 7 is disposed at a position close to the power interface 6, an impeller 8 is disposed inside the fan casing 1, an inlet guide cone 9 is disposed at a position close to one side of the impeller 8, a bearing box 10 is disposed at a position close to one side of the inlet guide cone 9, a main shaft 11 is disposed inside the impeller 8, an inlet guide vane adjustment 12 is disposed outside the main shaft 11, and a coupling, a drive 14 is arranged at a position close to one side of the coupler 13, a wireless receiver 15 is arranged on the outer surface of the drive 14, a controller 16 is arranged on the outer surface of one end of the wireless receiver 15, an infrared receiver 17 is arranged on the outer surface of one end of the controller 16, an upper shell 18 is welded on the outer surface of the fan shell 1, and an inlet box 19 is arranged on the outer surface of one side of the upper shell 18;

the battery box 2 is a component made of metal materials, and a placing groove is formed in the outer wall of the battery box 2; the outer surface of the lower end of the fan shell 1 is provided with a plurality of groups of anti-skid stripes which are respectively arranged in parallel; the upper shell 18 and the inlet box 19 are fixedly installed, and the outer surfaces of the upper shell 18 and the inlet box 19 are coated with an anti-oxidation anti-corrosion layer; the main shaft 11 is a component with a cylindrical structure, and the outer surface of the main shaft 11 is coated with a hydrophobic oil drainage structure; the handle 5 is a member made of nylon material, and the handle 5 is fixedly mounted with the backup battery 3 through a pull ring.

It should be noted that, the present invention is a metal centrifugal fan, when in use, gas enters into an impeller 8 from an axial direction, the gas changes into a radial direction when flowing through the impeller 8, then enters into a diffuser, in the diffuser, the gas changes a flowing direction and the sectional area of a pipeline is increased to reduce the speed of the gas flow, the speed reduction converts kinetic energy into pressure energy, the pressure increase mainly occurs in the impeller 8, and then occurs in a diffusion process, a drive 14 is mainly responsible for introducing electric power, converting the electric power into mechanical energy to drive related components to operate, a backup battery 3 is left in a battery box 2, a user can charge the backup battery 3 through a power interface 6 on the backup battery 3, and can provide electric power supply for the related components through a power output port 7 on the backup battery 3, when the mains supply has a problem, the metal centrifugal fan plays a backup role, and still can drive a device to work, there is switch 4 on backup battery 3, can control backup battery 3's power supply state, can utilize handle 5 to take out backup battery 3 from battery box 2 simultaneously, convenience and practicality, install wireless receiver 15 on drive 14, controller 16 and infrared receiver 17, wireless receiver 15 can receive wireless network's control signal, infrared receiver 17 can receive the infrared control signal of adaptation, controller 16 is responsible for carrying out the analysis with the signal received and assigns control, thereby realize the wireless control of different modes, can satisfy the different demands of user, and is relatively practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a metal centrifugal fan, includes fan casing (1), its characterized in that: the fan is characterized in that a battery box (2) is arranged on the outer surface of the upper end of the fan shell (1), a standby battery (3) is arranged on the inner surface of the battery box (2), a power switch (4) is arranged on the outer surface of the upper end of the standby battery (3), a handle (5) is arranged at one side position close to the power switch (4) on the outer surface of the upper end of the standby battery (3), a power interface (6) is arranged on the outer surface of the front end of the standby battery (3), a power output port (7) is arranged at one side position close to the power interface (6), an impeller (8) is arranged inside the fan shell (1), an inlet guide cone (9) is arranged at one side position close to the impeller (8), a bearing box (10) is arranged at one side position close to the inlet guide cone (9), and a main shaft (11) is arranged inside the impeller (, just the outside of main shaft (11) is equipped with inlet guide vane and adjusts (12), is close to one side position department that inlet guide vane adjusted (12) is equipped with shaft coupling (13), is close to one side position department of shaft coupling (13) is equipped with drive (14), the surface of drive (14) is equipped with wireless receiver (15), just the one end surface of wireless receiver (15) is equipped with controller (16), the one end surface of controller (16) is equipped with infrared receiver (17), casing (18) are installed in the surface welding of fan casing (1), just one side surface of going up casing (18) is equipped with inlet box (19).

2. The metal centrifugal fan of claim 1, wherein: the battery box (2) is a component made of metal materials, and a placing groove is formed in the outer wall of the battery box (2).

3. The metal centrifugal fan of claim 1, wherein: the outer surface of the lower end of the fan shell (1) is provided with a plurality of groups of anti-slip stripes, and the anti-slip stripes are respectively arranged in parallel.

4. The metal centrifugal fan of claim 1, wherein: the upper shell (18) and the inlet box (19) are fixedly installed, and the outer surfaces of the upper shell (18) and the inlet box (19) are coated with anti-oxidation anti-corrosion layers.

5. The metal centrifugal fan of claim 1, wherein: the main shaft (11) is a component with a cylindrical structure, and the outer surface of the main shaft (11) is coated with a hydrophobic oil-repellent layer.

6. The metal centrifugal fan of claim 1, wherein: the handle (5) is a component made of nylon materials, and the handle (5) is fixedly installed with the standby battery (3) through a pull ring.