CN211575247U

CN211575247U - Fresh air device and air conditioner

Info

Publication number: CN211575247U
Application number: CN201922054332.9U
Authority: CN
Inventors: 李倩文; 陈伟; 李松
Original assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Current assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-09-25
Anticipated expiration: 2029-11-25

Abstract

The utility model provides a fresh air device and an air conditioner, wherein the fresh air device comprises a box body, the front end of the box body is provided with a first air channel, and the rear end of the box body is provided with a second air channel; a bracket, a fan blade, a first driving device and a second driving device are arranged in the box body; the first driving device is fixedly arranged on the bracket; the first driving device is used for driving the fan blades to rotate; the second driving device is used for driving the support to rotate so as to drive the first driving device on the support and the fan blade to synchronously rotate. The fresh air device can adjust the ventilation mode according to the real-time condition of outdoor air, and can absorb air from the outdoor to the indoor and discharge air from the indoor to the outdoor.

Description

Fresh air device and air conditioner

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to a new trend device and air conditioner.

Background

When the air conditioner is operated, the energy loss may be caused by opening the window or the door. When people are in a closed room for a long time, the oxygen content can be gradually reduced, the carbon dioxide content can be slowly increased, and when the certain concentration is reached, symptoms such as dizziness and the like are easily caused, so that physical and psychological health is not facilitated. At present, air exchange is mainly carried out in two modes, positive pressure or negative pressure is generated indoors, indoor air is sent to the outside to generate indoor negative pressure by using an air exchange device, outside air goes deep into the room, or outdoor air is sucked into the room by using the air exchange device to generate indoor positive pressure, and the indoor air is discharged to the outside from a gap. The product in the market at present can only introduce the new trend from outdoor to indoor, but does not possess the function of taking out indoor wind, and the efficiency of taking a breath is not high, and the travelling comfort is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a can realize the new trend device of air conditioner that two kinds of modes switch, this new trend device can adjust the mode of taking a breath according to outdoor air's real-time situation promptly, both can follow the room and to indoor absorption air, also can follow the room and to outdoor exhaust air.

A fresh air device comprises a box body, wherein a first air channel is arranged at the front end of the box body, and a second air channel is arranged at the rear end of the box body; a bracket, a fan blade, a first driving device and a second driving device are arranged in the box body; the first driving device is fixedly arranged on the bracket; the first driving device is used for driving the fan blades to rotate; the second driving device is used for driving the support to rotate so as to drive the first driving device on the support and the fan blade to synchronously rotate, so that the fan blade has a first position facing the first air channel and a second position facing the second air channel.

The first driving device drives the fan blades to rotate to perform air draft or air exhaust; the direction of air flow when the fan blade faces the first air channel is opposite to the direction of air flow when the fan blade faces the second air channel, and the direction of the fan blade is switched, so that the air exchange mode of the fresh air device is switched.

Further, the second driving means includes a gear, and the carrier is provided with a carrier gear portion that meshes with the gear.

The rotation angle of the support can be accurately controlled through gear transmission, and when the support reaches a set angle, the support is positioned, and the rotation of the support is limited.

Furthermore, the support comprises a first connecting plate, a connecting frame and a second connecting plate, the connecting frame is arranged between the first connecting plate and the second connecting plate, and the fan blades are installed on the connecting frame.

Further, be provided with a drive arrangement installation department on the link, a drive arrangement is fixed to be set up on the drive arrangement installation department, a drive arrangement installation department includes a plurality of spacer.

Furthermore, one end of the support is provided with a first rotating shaft, the other end of the support is provided with a second rotating shaft, the first rotating shaft and the second rotating shaft are coaxially arranged, and the support rotates by taking the first rotating shaft and the second rotating shaft as circle centers.

Further, the box body comprises a box cover and a lower box body, the first rotating shaft is connected with the box cover, and the second rotating shaft is connected with the lower box body. In order to facilitate installation and positioning, the box body is divided into an upper part and a lower part.

Furthermore, the first air channel and the second air channel are coaxially arranged, so that the air inlet and outlet amount is ensured to be lossless.

The utility model also provides an air conditioner, include new trend device.

Furthermore, a first vent is arranged on the front panel of the air conditioner and communicated with indoor air, and a second vent is arranged on the rear panel of the air conditioner and communicated with outdoor air.

Furthermore, the first ventilation opening corresponds to the first air channel, and the second ventilation opening corresponds to the second air channel, so that the smoothness of the air path is ensured.

Furthermore, a plurality of fresh air devices are horizontally or vertically arranged in the air conditioner, and the air conditioner can realize bidirectional air exchange by controlling the direction of the fan.

Drawings

FIG. 1 is a schematic structural diagram of an air conditioner with a fresh air device;

FIG. 2 is a perspective view of a fresh air device;

FIG. 3 is an exploded view of a fresh air device;

FIG. 4 is a schematic view of a bracket structure of the fresh air device;

FIG. 5 is a first perspective view of a fresh air device;

FIG. 6 is a second perspective view of a fresh air device;

FIG. 7 is a schematic view of a first vent of the air conditioner;

fig. 8 is a schematic view of a second vent of the air conditioner.

Description of reference numerals:

10-a fresh air device; 11-lower box body; 12-a box cover; 13-a first air duct; 14-a second air duct; 15-a scaffold; 16-fan blades; 17-a first drive; 18-a second drive; 151-first connecting plate; 152-a connecting frame; 153-a second connecting plate; 154-first drive means mounting; 155-a first axis of rotation; 156-second axis of rotation; 157-a carrier gear portion; 20-a first vent; 30-second ventilation opening.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1-8, a fresh air device 10 comprises a box body, a first air duct 13 is arranged at the front end of the box body, a second air duct 14 is arranged at the rear end of the box body, and a bracket 15, a fan blade 16, a first driving device 17 and a second driving device 18 are arranged in the box body 11; the first driving device 17 is fixedly installed on the support 15, and the first driving device 17 is used for driving the fan blade 16 to rotate; the second driving device 18 is used for driving the bracket 15 to rotate so as to drive the first driving device 17 on the bracket 15 and the fan blade 16 to synchronously rotate, so that the fan blade 16 has a first position facing the first air duct 13 and a second position facing the second air duct 14.

The direction of the air flow when the fan blade 16 faces the first air duct 13 is opposite to the direction of the air flow when the fan blade 16 faces the second air duct 14, and the direction of the fan blade 16 is switched, so that the air exchange mode of the fresh air device 10 is switched.

The bracket 15 comprises a first connecting plate 151, a connecting frame 152 and a second connecting plate 153, wherein the connecting frame 152 is arranged between the first connecting plate 151 and the second connecting plate 153, and reinforcing ribs are arranged at the connecting positions of the connecting frame 152 and the first connecting plate 151 and the second connecting plate 153.

The connecting frame 152 includes two parallel vertical beams and a plurality of parallel cross beams disposed between the two vertical beams, and the joints between the vertical beams and the cross beams are rounded.

Be provided with first drive arrangement installation department 154 on the support 15, first drive arrangement 17 is fixed to be set up on first drive arrangement installation department 154, first drive arrangement installation department 154 is the installation piece that erects roof beam or crossbeam extension, the preferred 4 and upper and lower bilateral symmetry settings of installation piece, are provided with the screw hole on every installation piece for fixed first drive arrangement 17.

The first and second driving means 17, 18 comprise electric motors.

The second driving device 18 further includes a gear, the rack 15 is provided with a rack gear portion 157 engaged with the gear, and the second driving device 18 rotates by driving the gear to drive the rack gear portion 157 to rotate.

The second driving device 18 of embodiment 1 is a gear transmission, and it is understood that it may be a belt transmission, a crank-link transmission, or a motor directly driving the bracket to rotate.

The first connecting plate 151 is provided with a first rotating shaft 155, the second connecting plate 153 is provided with a second rotating shaft 156, the first rotating shaft 155 and the second rotating shaft 156 are coaxially arranged, and the bracket 15 rotates around the first rotating shaft 155 and the second rotating shaft 156 as a circle center, so as to drive the fan blade 16 and the first driving device 17 to rotate and change directions.

The first rotating shaft 155 and the second rotating shaft 156 have a stepped structure, the connecting portion with the first connecting plate 151 and the second connecting plate 153 is a fixed portion, the other end is a free portion, the fixed portion and the free portion are concentrically arranged and integrally formed, and the diameter of the fixed portion is larger than that of the free portion.

The first and

second rotation shafts

155 and 156 are inserted into coupling holes formed in the case, the coupling holes restricting radial movement of the first and

second rotation shafts

155 and 156, and the stepped structure restricts axial displacement of the first and

second rotation shafts

155 and 156, thereby restricting translational movement of the carrier 15 in the case.

As shown in fig. 3, the case includes a cover 12 and a lower case 11, a first rotation shaft 155 is connected to the cover 12, and a second rotation shaft 156 is connected to the lower case 11.

It can be understood that the box body can be split into an upper part and a lower part, and can also be split into a left part and a right part, and can be split into two parts or multiple parts.

Preferably, the first air duct 13 and the second air duct 14 are coaxially arranged, so that no loss of air inlet and outlet amount is ensured.

When the fresh air device 10 switches the air exchange modes, the motor drives the gear to rotate to drive the bracket gear part 157 to rotate to drive the bracket 15 to rotate by taking the first rotating shaft 155 and the second rotating shaft 156 as the circle centers, the first driving device 17 and the fan blades 16 fixed on the bracket 15 synchronously rotate along with the bracket 15, after the bracket 15 rotates 180 degrees, the fan blades 16 rotate 180 degrees in the direction, and when air is absorbed from the outdoor to the indoor, the fan blades face the indoor; when air is discharged from the indoor to the outdoor, the direction of the fan blade faces the outdoor.

The fresh air device 10 can adjust the ventilation mode according to the real-time condition of the outdoor air, and when the quality of the outdoor air is good, the fresh air device sucks air from the outdoor to the indoor, and when the quality of the outdoor air is not good, the fresh air device should discharge the air from the indoor to the outdoor.

Example 2

An air conditioner comprises the fresh air device 10, wherein a first ventilation opening 20 is formed in the front panel of the air conditioner, the first ventilation opening 20 is communicated with indoor air, a second ventilation opening 30 is formed in the rear panel of the air conditioner, the second ventilation opening 30 is communicated with outdoor air, the first ventilation opening 20 corresponds to the first air channel 13 in position, and the second ventilation opening 30 corresponds to the second air channel 14 in position.

The utility model provides an air conditioner, includes a plurality of new trend devices 10, and a plurality of new trend devices 10 level or vertical range set up for through the orientation of control fan blade, the air conditioner can realize two-way taking a breath.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fresh air device, comprising:

the air conditioner comprises a box body, wherein a first air duct (13) is arranged at the front end of the box body, and a second air duct (14) is arranged at the rear end of the box body; a bracket (15), a fan blade (16), a first driving device (17) and a second driving device (18) are arranged in the box body;

the first driving device (17) is fixedly arranged on the bracket (15);

the first driving device (17) is used for driving the fan blade (16) to rotate;

the second driving device (18) is used for driving the support (15) to rotate so as to drive the first driving device (17) on the support (15) and the fan blade (16) to synchronously rotate, so that the fan blade (16) has a first position facing the first air duct (13) and a second position facing the second air duct (14).

2. A fresh air device according to claim 1, characterised in that the second drive means (18) comprise a gear wheel, the bracket (15) being provided with a bracket gear portion (157) which meshes with the gear wheel.

3. The fresh air device according to claim 1, wherein the bracket (15) comprises a first connecting plate (151), a connecting frame (152) and a second connecting plate (153), the connecting frame (152) is arranged between the first connecting plate (151) and the second connecting plate (153), and the fan blade (16) is mounted on the connecting frame (152).

4. The fresh air device as claimed in claim 3, wherein a first driving device mounting portion (154) is disposed on the connecting frame (152), the first driving device (17) is fixedly disposed on the first driving device mounting portion (154), and the first driving device mounting portion (154) comprises a plurality of positioning pieces.

5. The fresh air device according to claim 1, wherein a first rotating shaft (155) is disposed at one end of the support (15), a second rotating shaft (156) is disposed at the other end of the support, the first rotating shaft (155) and the second rotating shaft (156) are coaxially disposed, and the support (15) rotates around the first rotating shaft (155) and the second rotating shaft (156).

6. A fresh air device according to claim 5, wherein the box body comprises a box cover (12) and a lower box body (11), the first rotating shaft (155) is connected with the box cover (12), and the second rotating shaft (156) is connected with the lower box body (11).

7. A fresh air device according to claim 1, wherein the first air duct (13) and the second air duct (14) are coaxially arranged.

8. An air conditioner comprising the fresh air device as claimed in any one of claims 1 to 7.

9. An air conditioner according to claim 8, wherein the front panel of the air conditioner is provided with a first ventilation opening (20), the first ventilation opening (20) is communicated with indoor air, and the rear panel of the air conditioner is provided with a second ventilation opening (30), the second ventilation opening (30) is communicated with outdoor air.

10. An air conditioner according to claim 9, wherein the first air vent (20) corresponds in position to the first air duct (13) and the second air vent (30) corresponds in position to the second air duct (14).

11. An air conditioner according to claim 8, wherein a plurality of said fresh air devices are arranged horizontally or vertically in the air conditioner.