CN211060320U

CN211060320U - New fan

Info

Publication number: CN211060320U
Application number: CN201921895081.0U
Authority: CN
Inventors: 郑俊荣; 骆维乐; 解博超; 李清泉
Original assignee: Guangdong Nedfon Indoor Air System Technology Co Ltd
Current assignee: Guangdong Nedfon Indoor Air System Technology Co Ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-07-21
Anticipated expiration: 2029-11-04

Abstract

The utility model relates to a new fan includes: the fresh air inlet and the outdoor air inlet are arranged at the front end of the shell; the filter device is arranged inside the shell and divides the accommodating cavity of the shell into a first cavity and a second cavity, the fresh air outlet is communicated with the first cavity, and the indoor air inlet and the outdoor air inlet are respectively communicated with the second cavity; when installing new fan, reduce the trompil figure of installation wall body, reduce the infiltration risk of wall body.

Description

New fan

Technical Field

The utility model belongs to the fan field especially relates to a new fan.

Background

The fresh air machine introduces outdoor fresh air into the room from the air inlet, and sucks the outdoor fresh air into the room to achieve the effect of air cleaning. At present, outdoor air seriously pollutes PM2.5 which is 50-100 times more serious than indoor air and seriously exceeds the standard, so that the outdoor air needs to be filtered and sent into a room to be clean, and the haze filtering effect is achieved, so that the indoor air is clean.

The existing fresh air machine adopts a structure of one inlet and one outlet and one suction and one discharge, namely, an indoor air inlet corresponds to an indoor air outlet, and an outdoor air inlet corresponds to another indoor air outlet. Consequently, in order to satisfy simultaneously that indoor outer breathing in, need set up four tuyeres on new fan, lead to new fan's volume great, during the installation, also set up corresponding hole number on the wall moreover, it is big to the damage of wall body, and the wall body infiltration risk is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide a new fan.

The utility model relates to a new fan of embodiment, include: the fresh air inlet and the outdoor air inlet are arranged at the front end of the shell;

the filter device is arranged inside the shell and divides the accommodating cavity of the shell into a first cavity and a second cavity, the fresh air outlet is communicated with the first cavity, and the indoor air inlet and the outdoor air inlet are respectively communicated with the second cavity;

the volute is arranged in the first cavity, and an air outlet of the volute is communicated with the fresh air outlet;

the wind wheel is arranged inside the volute and is matched with the volute;

the motor is arranged inside the volute and drives the wind wheel.

The utility model relates to a new fan of embodiment only is provided with three scavenge port: the fresh air outlet, the indoor air inlet and the outdoor air inlet reduce the arrangement of the air exchange ports, and when the fresh air machine is installed, the number of holes for installing a wall body is reduced, and the water seepage risk of the wall body is reduced.

In a preferred or optional embodiment, the fresh air blower further comprises a first valve, a second valve and a third valve, the first valve is movably covered on the fresh air outlet, the second valve is movably covered on the indoor air inlet, and the third valve is movably covered on the outdoor air inlet.

In a preferred or optional embodiment, the fresh air machine further comprises a valve control device disposed in the second cavity, the valve control device being in driving connection with the second valve and the third valve, respectively.

In a preferred or optional embodiment, the filtering device includes a filtering support frame, a first filter screen and a second filter screen, the first filter screen and the second filter screen are both disposed on the filtering support frame, and the first filter screen and the second filter screen are sequentially disposed at front ends of the indoor air inlet and the outdoor air inlet.

In a preferred or optional embodiment, the first filter screen comprises a first filter frame and a first filter element, two ends of the first filter frame are embedded in the filter support frame, and the first filter element is arranged in the first filter frame;

the two ends of the first filtering frame are provided with elastic telescopic pieces, when the first filtering frame is installed, the elastic telescopic pieces are abutted to the inner wall of the filtering support frame, and the first filtering frame faces the indoor air inlet and one side of the indoor air inlet is provided with a handle part.

In a preferred or optional embodiment, an opening for placing the filtering device is formed in the top end of the shell, the outer edge of the top end of the filtering support frame extends outwards, when the filtering device is installed, the outer edge of the top end of the filtering support frame is matched with the opening to limit the position of the filtering device, and a handle is arranged at the top end of the filtering support frame.

In a preferred or optional embodiment, the casing still includes the adsorption plate, the adsorption plate is located the open-ended inner fringe of casing, filter the support frame still includes the magnet unit, the magnet unit sets up on the outer fringe of filter the support frame, when the installation, the magnet unit with adsorption plate magnetism actuation.

In a preferred or alternative embodiment, the first filter element is a polyester mesh filter element.

In a preferred or alternative embodiment, the second screen is a HEPA filter.

In a preferred or optional embodiment, the fresh air machine further comprises an electric control box, the electric control box is arranged on the side face of the shell, a power supply pin is arranged inside the electric control box, and the power supply pin is connected with the input end of the motor.

In order to make the present invention more clearly understood, the following description will be made in conjunction with the accompanying drawings.

Drawings

Fig. 1 is a schematic view of the overall structure of the fresh air machine of the present invention;

fig. 2 is a schematic structural diagram of the housing of the present invention;

fig. 3 is a schematic view of a first perspective structure of the filtering device of the present invention;

fig. 4 is a schematic view of a second perspective structure of the filtering device of the present invention;

fig. 5 is a schematic structural diagram of a first filter screen according to the present invention;

fig. 6 is a schematic structural view of the fresh air outlet and the first valve of the present invention;

fig. 7 is a schematic view of the installation position of the electric control box of the present invention.

The drawings illustrate schematically: 1. a housing; 11. a fresh air outlet; 12. an indoor air inlet; 13. an outdoor air inlet; 14. a first cavity; 15. a second cavity; 16. an opening; 17. a first valve; 18. an adsorption plate; 2. a filtration device; 21. a filtering support frame; 211. a handle; 212. a magnet unit; 22. a first filter screen; 221. a first filter frame; 2211. an elastic extensible member; 2212. a handle portion; 222. a first filter element; 23. a second filter screen; 3. an air supply device; 4. a valve control device; 5. an electronic control box.

Detailed Description

Example 1

Please refer to fig. 1, fig. 1 is a schematic view of the overall structure of the new blower of the present invention.

The new fan of this embodiment includes casing 1, filter equipment 2 and air supply arrangement 3, filter equipment 2 sets up the inside of casing 1, air supply arrangement 3 sets up the inside of casing 1.

Please refer to fig. 2, fig. 2 is a schematic structural diagram of the housing of the present invention.

Casing 1 is cavity cuboid structure, a new trend export 11 has been seted up to casing 1's front end, an indoor air intake 12 and an outdoor air intake 13 have been seted up to casing 1's rear end, casing 1's top is seted up and is used for putting into filter equipment 2's opening 16, casing 1's side is provided with a plurality of fixed buckles, fixed buckle is used for fixing new fan prevents new fan rocks for new fan's installation is more firm.

In this embodiment, casing 1 adopts sheet metal to weld, through pin or screw fixed connection between each panel, the surface of casing 1 adopts the baking finish to cover, prevents the rust corrosion of casing 1 and reinforcing casing 1's pleasing to the eye.

Please refer to fig. 3 to 5, fig. 3 is a schematic view illustrating a first viewing angle structure of the filtering device of the present invention, fig. 4 is a schematic view illustrating a second viewing angle structure of the filtering device of the present invention, and fig. 5 is a schematic view illustrating a structure of a first filter of the present invention.

The filter device 2 is installed in the casing 1 through the opening 16 of the casing 1, the accommodating cavity of the casing 1 is divided into a first cavity 14 and a second cavity 15 by the filter device 2, the fresh air outlet 11 is communicated with the first cavity 14, and the indoor air inlet 12 and the outdoor air inlet 13 are respectively communicated with the second cavity 15. Filter equipment 2 is including filtering support frame 21, first filter screen 22 and second filter screen 23, filter support frame 21 both sides with the internal surface of casing 1 is fixed through elasticity buckle spare, the outside border on the top of filtering support frame 21 outwards extends, during the installation, the outside border on the top of filtering support frame 21 with opening 16 cooperation and injects filter equipment 2's position. Preferably, the top end of the filter support frame 21 is provided with a handle 211 to facilitate the user in pulling the filter device 2 out of the opening 16 of the housing 1. More preferably, casing 1 still includes adsorption plate 18, adsorption plate 18 is located the interior border of casing 1's opening, filter support frame 21 still includes magnet unit 212, magnet unit 212 sets up on filter support frame 21's the outer border, specifically, magnet unit 212 sets up the bottom at filter support frame 21's outer border, when the installation, magnet unit 212 with adsorption plate 18 magnetism actuation. First filter screen 22 with second filter screen 23 all sets up on the filtration support frame 21, first filter screen 22 with second filter screen 23 sets gradually indoor air intake 12 with the front end of outdoor air intake 13 the new fan during operation, the outside air of new fan is followed indoor air intake 12 perhaps outdoor air intake 13 gets into the second holding chamber of casing 1, the air process reachs after first filter screen 22 filters second filter screen 23 carries out the secondary filter and obtains new trend air current, new trend air current gets into first cavity 14, and the process air supply arrangement 3 will new trend air current sends to new trend export 11. The first filter screen 22 includes a first filter frame 221 and a first filter element 222, two ends of the first filter frame 221 are embedded in the filter support frame 21, two ends of the first filter frame 221 are respectively provided with an elastic expansion piece 2211, when the first filter frame is installed, the elastic expansion piece 2211 abuts against the inner wall of the filter support frame 21, and one side of the first filter frame 221 facing the indoor air inlet 12 and the indoor air inlet 12 is provided with a handle portion 2212. In the installation process, a user embeds one end of the first filter frame into the filter support frame 21, the elastic expansion piece 2211 at the same end is compressed and contracted, and then the other end of the first filter frame is embedded into the filter support frame 21, so that the first filter screen 22 is installed. In the detaching process, the user will one end of the first filtering frame is toward the inner wall of the filtering support frame 21 is extruded, the elastic expansion piece 2211 at the same end is extruded and contracted, then the other end of the first filtering frame is separated from the filtering support frame 21, and finally the first filtering frame is detached from the filtering support frame 21. The supporting portion of the first filter frame facilitates the user to mount and dismount the first filter screen 22.

Air supply arrangement 3 includes spiral case, wind wheel and motor, the spiral case sets up in first cavity 14, the air outlet intercommunication of spiral case new trend export 11, the wind wheel sets up the inside of spiral case, with the spiral case phase-match, the motor sets up the inside of spiral case, motor drive the wind wheel.

Preferably, the first Filter element 222 is a polyester mesh Filter element, and the second Filter screen 23 is a HEPA (high efficiency particulate air) Filter. The polyester net is a net cloth woven by using a textile machine and adopting different weaving methods, and can primarily isolate air insects, large dust, fibers and other impurities. The effective rate of the filter screen reaching the HEPA standard reaches 99.7 percent for 0.1 micron and 0.3 micron, and the HEPA filter has the characteristic that air can pass through but fine particles cannot pass through. The HEPA filter has the removal efficiency of more than 99.97% on particles with the diameter of more than 0.3 micrometer (1/200 of hair diameter), and can effectively filter pollutants such as smoke, dust, bacteria and the like.

Please refer to fig. 6, fig. 6 is a schematic structural diagram of the fresh air outlet and the first valve according to the present invention.

Preferably, the fresh air machine further comprises a first valve 17, a second valve, a third valve and a valve control device 4, wherein the first valve 17 is movably covered on the fresh air outlet 11, the second valve is movably covered on the indoor air inlet 12, and the third valve is movably covered on the outdoor air inlet 13. In this embodiment, the first valve 17 is disposed in the fresh air outlet 11 in a hinged manner, and similarly, the second valve and the third valve are disposed in the indoor air inlet 12 and the outdoor air inlet 13 respectively in a hinged manner, in other embodiments, a guide rail is disposed inside the fresh air outlet 11, two sides of the first valve 17 are slidably engaged with the guide rail, and the first valve 17 can move on the guide rail, and similarly, the second valve and the third valve are also movably connected in a guide rail engaging manner. The valve control device 4 is disposed in the second cavity 15, and the valve control device 4 is in transmission connection with the second valve and the third valve respectively. The transmission connection mode can be the connection between linkage rods, the connection between transmission gears, or the transmission connection mode commonly used by the technical personnel in the field. The valve control device 4 controls the relative position of the second valve and the indoor air inlet 12, so as to control the opening degree of the indoor air inlet 12, and similarly, the valve control device 4 controls the opening degree of the outdoor air inlet 13.

The fresh air machine can switch the air channel through the valve control device 4, when the fresh air machine carries out the extrinsic cycle, the valve control device 4 opens the third valve, makes outdoor air pass through the outdoor air inlet 13 and gets into inside the casing 1, through the purification of filter equipment 2, the rethread fresh air export 11 air supply is indoor. When the new air blower performs inner circulation, the valve control device 4 opens the second valve, so that indoor air enters the shell 1 through the indoor air inlet 12, is purified by the filter device 2, and is supplied to the indoor air through the new air outlet 11. The fresh air machine not only has the fresh air exchange function, but also has the indoor air purification function.

Referring to fig. 7, fig. 7 is a schematic view of an installation position of the electric control box of the present invention.

The new fan still includes automatically controlled box 5, automatically controlled box 5 sets up the side of casing 1, automatically controlled box 5 is connected through modes such as pin or screw the side of casing 1, the inside of automatically controlled box 5 is provided with the power supply pin, the power supply pin is connected the input of motor with valve control device 4's input, the power supply pin is used for receiving input power, the trompil that is used for inserting the power cord is seted up on the surface of automatically controlled box 5.

The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.

Claims

1. A new fan, comprising:

the fresh air inlet and the outdoor air inlet are arranged at the front end of the shell;

the wind wheel is arranged inside the volute and is matched with the volute;

the motor is arranged inside the volute and drives the wind wheel.

2. The new fan in accordance with claim 1, characterized in that:

the fresh air outlet is movably covered with the first valve, the indoor air inlet is movably covered with the second valve, and the outdoor air inlet is movably covered with the third valve.

3. The new fan of claim 2, characterized in that:

the valve control device is arranged in the second cavity and is in transmission connection with the second valve and the third valve respectively.

4. The fresh air machine of any of claims 1 to 3, wherein:

the filter device comprises a filter support frame, a first filter screen and a second filter screen, wherein the first filter screen and the second filter screen are arranged on the filter support frame, and the first filter screen and the second filter screen are sequentially arranged at the front end of the indoor air inlet and the front end of the outdoor air inlet.

5. The fresh air machine of claim 4, wherein:

the first filter screen comprises a first filter frame and a first filter element, two ends of the first filter frame are embedded in the filter support frame, and the first filter element is arranged in the first filter frame;

6. The fresh air machine of claim 5, wherein:

the top of casing is seted up and is used for putting into filter equipment's opening, the outside border on the top of filtration support frame outwards extends, during the installation, the outside border on the top of filtration support frame with the opening cooperation is injectd filter equipment's position, the top of filtration support frame is provided with the handle.

7. The new fan of claim 6, characterized in that:

the casing still includes the adsorption plate, the adsorption plate is located the open-ended interior border of casing, the filtration support frame still includes the magnet unit, the magnet unit sets up on the outer border of filtration support frame, when the installation, the magnet unit with adsorption plate magnetic attraction.

8. The fresh air machine of claim 5, wherein:

the first filter element is a polyester net filter element.

9. The fresh air machine of claim 5, wherein:

the second filter screen is a HEPA filter.

10. The new fan in accordance with claim 1, characterized in that:

still include automatically controlled box, automatically controlled box sets up the side of casing, the inside of automatically controlled box is provided with the power supply pin, the power supply pin is connected the input of motor.