CN220706035U

CN220706035U - Air duct structure and fan

Info

Publication number: CN220706035U
Application number: CN202322102453.2U
Authority: CN
Inventors: 董守才; 张华�; 邓国胜
Original assignee: Guangdong Tianxi Electric Appliance Co ltd
Current assignee: Guangdong Tianxi Electric Appliance Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-04-02
Anticipated expiration: 2033-08-04

Abstract

The utility model provides an air duct structure, which comprises a shell and an air duct assembly, wherein the shell is provided with a plurality of air inlets; the shell is provided with a cavity, a first air outlet, a second air outlet and an air inlet, wherein the first air outlet, the second air outlet and the air inlet are all communicated with the cavity, and the shell is provided with a first station for sealing the first air outlet and a second station for sealing the second air outlet; the air duct component is positioned in the cavity and communicated with the cavity, the air duct component is rotationally connected with the shell and rotates between the first station and the second station, and a fan is further provided. The utility model solves the problem that the air quantity and noise of two air outlets are too large when the air outlets are switched by the existing air conditioner or air improvement product.

Description

Air duct structure and fan

Technical Field

The utility model relates to the technical field of household appliances, in particular to an air duct structure and a fan.

Background

Along with the improvement of comfort requirements of people on air improvement products such as fans or air conditioners, a double-air-duct air conditioner is provided in the scheme of the related technology, namely, the air conditioner is provided with two independent air ducts which are symmetrically arranged, the two air ducts are respectively provided with respective air outlets, and air entering from the air inlets is divided into two parts after being subjected to heat exchange by an evaporator and then enters into the two air ducts respectively, and finally is blown out from the two air outlets.

The Chinese patent with the prior publication number of CN114183828A discloses an indoor unit of a cabinet air conditioner with double air outlets, which comprises a volute, an upper air supply outlet, a lower air supply outlet, a connecting rod, an air inlet and a display board for displaying the working state of the indoor unit of the air conditioner; a fan motor and a fan are arranged in the volute; the fan motor is connected with the fan in a transmission way; the upper air supply port and the lower air supply port are arranged at the upper part of the indoor unit of the air conditioner; the upper air supply opening and the lower air supply opening are respectively provided with a transverse air deflector motor and a longitudinal air deflector motor; the motor of the transverse air deflector is connected with the transverse air deflector through a connecting rod; the transverse air deflector motor provides a power source for the work of the transverse air deflector; the longitudinal air deflector motor is connected with a longitudinal air deflector through a connecting rod; the longitudinal air deflector motor provides a power source for the operation of the longitudinal air deflector; the air inlet is arranged at the lower part of the indoor unit of the air conditioner; the display panel is arranged on the front panel of the indoor unit of the air conditioner.

According to the air conditioner, the longitudinal air guide blades and the transverse air guide blades are arranged at the two independent air outlets, so that independent control can be realized, and two different air supply angles and air supply directions of the two air outlets can be realized; two air outlets are arranged on one air duct curve, the air outlet baffle slides to realize air outlet switching, and due to the specificity of the through-flow air duct, the two air outlets are arranged on one air duct, the air quantity and the noise of the two air outlets are very different, and the requirements of consumers cannot be met.

Disclosure of Invention

Based on the above, in order to solve the problem that the difference between the air quantity and the noise of two air outlets is too large when the air outlets are switched by the existing air conditioner and the air improvement product, the utility model provides an air duct structure and a fan, and the specific technical scheme is as follows:

an air duct structure, comprising:

the shell is provided with a cavity, a first air outlet, a second air outlet and an air inlet, wherein the first air outlet, the second air outlet and the air inlet are all communicated with the cavity, and the shell is provided with a first station for sealing the first air outlet and a second station for sealing the second air outlet;

the air duct assembly is positioned in the cavity and communicated with the cavity, and is rotationally connected with the shell and rotates between the first station and the second station.

According to the air duct structure, the cavity is formed in the shell, so that the air duct assembly can be conveniently installed in the shell; the shell is provided with a first station and a second station; the air duct assembly is communicated with the cavity, so that when the air duct assembly is positioned at the first station, the air duct assembly seals the first air outlet, at the moment, the second air outlet is in an open state, and the air duct is from the air inlet to the air duct assembly to the second air outlet; when the air duct assembly is positioned at the second station, the air duct assembly seals the second air outlet, at the moment, the first air outlet is in an open state, and the air duct is from the air inlet to the air duct assembly to the first air outlet; the air duct assembly rotates between the first station and the second station so as to control the air outlet of the first air outlet or the second air outlet, and then the effect of switching the air duct is achieved, so that the air quantity and the noise of the first air outlet and the second air outlet are ensured to be basically consistent, and the user experience is better.

Further, the air duct structure further comprises a driving device for controlling the air duct assembly to rotate between the first station and the second station; the driving device is positioned in the cavity and connected with the air duct component.

Further, the air duct assembly comprises a fixing assembly and an air supply assembly; the fixed component is fixedly connected with the shell; the fixed component is rotationally connected with the air supply component; the air supply assembly is connected with the driving device.

Further, the fixing assembly comprises a first mounting frame and a second mounting frame; the first mounting frame and the second mounting frame are arranged in parallel at intervals and form an interval space; the air supply assembly is positioned in the interval space; the driving device is arranged on the second mounting frame.

Further, the air supply assembly comprises a support, an air supply motor and an air duct shell; the support is fixedly connected with the air duct shell; the air supply motor is positioned in the air duct shell; the support and the air duct shell rotate between the first station and the second station; the support is rotatably connected with the second mounting frame.

Further, the air duct housing is provided with a sealing portion that rotates between the first station and the second station.

Further, the cross-sectional area of the sealing part is arc-shaped, and the outer contour of the shell is cylindrical.

Further, the outer contour of the first air outlet is the same as the outer contour of the second air outlet; the air duct shell is also provided with a notch matched with the external contour of the first air outlet; the notch is positioned at the sealing part; the notch rotates between the first station and the second station; the notch is in communication with the cavity.

Further, the driving device comprises a first gear, a second gear and a driving piece; the output end of the driving piece is fixedly connected with the first gear; the first gear is meshed with the second gear; the first gear and the second gear are both rotationally connected with the second mounting frame; the second gear is sleeved on the support and fixedly connected with the support.

A fan comprising the duct structure of any one of the above.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic view of an air duct structure according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an air duct structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a duct assembly with a duct structure according to an embodiment of the present utility model;

FIG. 4 is a second schematic view of a duct assembly with a duct structure according to an embodiment of the present utility model;

FIG. 5 is an exploded view of a duct assembly of a duct structure according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a housing; 11. a first air outlet; 12. a second air outlet; 13. an air inlet; 2. an air duct assembly; 21. a fixing assembly; 211. a first mounting frame; 212. a second mounting frame; 22. an air supply assembly; 221. a support; 222. an air supply motor; 223. an air duct case; 2231. a sealing part; 2232. a notch; 3. a driving device; 31. a first gear; 32. a second gear; 33. a driving member.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used to distinguish one element from another.

As shown in fig. 1 to 5, an air duct structure according to an embodiment of the present utility model includes a housing 1 and an air duct assembly 2; the shell 1 is provided with a cavity, a first air outlet 11, a second air outlet 12 and an air inlet 13, wherein the first air outlet 11, the second air outlet 12 and the air inlet 13 are all communicated with the cavity, and the shell 1 is provided with a first station for sealing the first air outlet 11 and a second station for sealing the second air outlet 12; the air duct assembly 2 is located in the cavity and communicated with the cavity, and the air duct assembly 2 is rotationally connected with the shell 1 and rotates between the first station and the second station.

In the air duct structure, the air duct assembly 2 is conveniently installed in the shell 1 by arranging the cavity in the shell 1; the shell 1 is provided with a first station and a second station; the air duct assembly 2 is communicated with the cavity, so that when the air duct assembly 2 is positioned at the first station, the air duct assembly 2 seals the first air outlet 11, the second air outlet 12 is in an open state, and the air duct is from the air inlet 13 to the air duct assembly 2 to the second air outlet 12; when the air duct assembly 2 is positioned at the second station, the air duct assembly 2 seals the second air outlet 12, the first air outlet 11 is in an open state, and the air duct is from the air inlet 13 to the air duct assembly 2 to the first air outlet 11; the air duct assembly 2 rotates between the first station and the second station so as to control the air outlet of the first air outlet 11 or the second air outlet 12, and further the air duct switching effect is achieved, so that the air quantity and the noise of the first air outlet 11 and the second air outlet 12 are basically consistent, and the user experience is better.

As shown in fig. 2 and 5, in one embodiment, the air duct structure further includes a driving device 3 for controlling the air duct assembly 2 to rotate between the first station and the second station; the driving device 3 is positioned in the cavity and connected with the air duct assembly 2.

Specifically, the air duct assembly 2 includes a fixing assembly 21 and an air supply assembly 22; the fixed component 21 is fixedly connected with the shell 1; the fixed component 21 is rotationally connected with the air supply component 22; the blower assembly 22 is connected to the driving device 3. Wherein, fixed subassembly 21 is fixed air supply subassembly 22 inside casing 1, does not influence air supply subassembly 22 simultaneously and rotates, and then reciprocating rotation between first station and second station, so, is convenient for switch the operating condition of first air outlet 11 and the operating condition of second air outlet 12.

Specifically, the fixing assembly 21 includes a first mount 211 and a second mount 212; the first mounting frame 211 and the second mounting frame 212 are arranged in parallel at intervals and form an interval space; the air supply assembly 22 is positioned in the interval space; the driving device 3 is mounted on the second mounting frame 212.

Preferably, the outer contour of the first mounting frame 211 and the outer contour of the second mounting frame 212 are both circular, and in the working state, the housing 1 is vertically arranged, the first mounting frame 211 is located above the second mounting frame 212, the first mounting frame 211 and the second mounting frame 212 are concentrically arranged, and meanwhile, the rotation center of the air supply assembly 22 and the first mounting frame 211 are concentrically arranged.

The space between the first mounting frame 211 and the second mounting frame 212 can be adjusted according to the height of the air supply assembly 22, so as to meet the installation requirements of different air supply assemblies 22.

Specifically, the air supply assembly 22 includes a support 221, an air supply motor 222, and an air duct housing 223; the support 221 is fixedly connected with the air duct housing 223; the air supply motor 222 is located in the air duct case 223; both the support 221 and the air duct housing 223 rotate between the first and second stations; the support 221 is rotatably coupled to the second mount 212. Wherein, drive arrangement 3 drives support 221 and rotates, and then drives the wind channel shell 223 of being connected with support 221 fixedly and rotate to realize wind channel shell 223 and rotate between first station and second station, and then realize the effect of switching the wind channel.

Specifically, the air duct case 223 is provided with a sealing portion 2231, and the sealing portion 2231 rotates between the first and second stations.

Specifically, the cross-sectional area of the seal 2231 is arc-shaped, and the outer contour of the housing 1 is cylindrical.

Preferably, the housing 1, the first mounting frame 211, and the second mounting member are all disposed concentrically with the arc shape of the sealing portion 2231; in this way, the sealing portion 2231 can be well abutted against the inner wall of the housing 1, the sealing effect is good, and the first air outlet 11 can be better sealed in the first station or the second air outlet 12 can be better sealed in the second station.

Preferably, in order to improve sealability and thus ensure the air output, an upper end surface and/or a lower end surface of the sealing portion 2231 is provided with a sealing layer (not shown in the drawing). The material of the sealing layer can be determined according to the requirement, and the wear-resistant sealing performance is good. The cross-sectional shape of the air outlet is similar to that of the sealing part 2231, so that the air outlet is sealed, and the closed first air outlet 11 or second air outlet 12 is ensured to be free from air leakage.

Specifically, the outer contour of the first air outlet 11 is the same as the outer contour of the second air outlet 12; the air duct shell 223 is also provided with a gap 2232 matched with the external contour of the first air outlet 11; the gap 2232 is located at the seal 2231; gap 2232 rotates between the first and second stations; the gap 2232 communicates with the cavity. When the sealing portion 2231 is located at the first station, the first air outlet 11 is in a closed state, the gap 2232 is located at the second station, the gap 2232 is communicated with the second air outlet 12, and the air duct structure is blown out from the second air outlet 12; when the sealing portion 2231 is located at the second station, the second air outlet 12 is in a closed state, the gap 2232 is located at the first station, the gap 2232 is communicated with the first air outlet 11, and the air duct structure is blown out from the first air outlet 11.

The outer contour of the first air outlet 11, the outer contour of the second air outlet 12 and the outer contour of the gap 2232 are the same, so that the same air output of the first air outlet 11 and the second air outlet 12 is ensured.

Preferably, the air duct case 223 is further provided with a connection port; the connection port and the seal 2231 are provided in this order along the circumferential direction of the housing 1. The outline of the connecting port covers the outline of the first air outlet 11 and the outline of the second air outlet 12, when the connecting port is positioned at the first station or the second station, the first air outlet 11 and the second air outlet 12 are communicated with the connecting port, and at the moment, the first air outlet 11 and the second air outlet 12 can blow out wind, so that the air quantity can be increased, the rapid output of cold quantity/heat quantity can be realized, and the indoor temperature can be reduced/increased in the fastest time.

As shown in fig. 5, in one of the embodiments, the driving device 3 includes a first gear 31, a second gear 32, and a driving member 33; the output end of the driving piece 33 is fixedly connected with the first gear 31; the first gear 31 is meshed with the second gear 32; the first gear 31 and the second gear 32 are both rotatably connected with the second mounting frame 212; the second gear 32 is sleeved on the support 221 and is fixedly connected with the support 221. The output end of the driving member 33 is fixedly connected with the first gear 31, and drives the first gear 31 to rotate, and then drives the second gear 32 meshed with the first gear 31 to rotate, so as to drive the air duct assembly 2 to rotate, thereby switching the working states of the first air outlet 11 and the second air outlet 12.

Wherein the first gear 31 is engaged with the second gear 32 as a power transmission part of the duct structure. The driving member 33 converts the rotation into a motion with a slower rotation speed through the first gear 31 and the second gear 32, so as to realize circumferential rotation of the air supply assembly 22 around the vertical direction.

Preferably, the driving member 33 is a rotating motor, which is a prior art and will not be described herein.

A fan comprising the duct structure of any one of the above.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. An air duct structure, comprising:

2. The air chute structure according to claim 1, further comprising a drive device that controls rotation of the air chute assembly between the first and second stations; the driving device is positioned in the cavity and connected with the air duct component.

3. The duct structure of claim 2, wherein the duct assembly comprises a stationary assembly and a blower assembly; the fixed component is fixedly connected with the shell; the fixed component is rotationally connected with the air supply component; the air supply assembly is connected with the driving device.

4. The duct structure of claim 3, wherein the securing assembly comprises a first mounting bracket and a second mounting bracket; the first mounting frame and the second mounting frame are arranged in parallel at intervals and form an interval space; the air supply assembly is positioned in the interval space; the driving device is arranged on the second mounting frame.

5. The duct structure of claim 4, wherein the air supply assembly comprises a support, an air supply motor, and a duct housing; the support is fixedly connected with the air duct shell; the air supply motor is positioned in the air duct shell; the support and the air duct shell rotate between the first station and the second station; the support is rotatably connected with the second mounting frame.

6. The duct structure of claim 5, wherein the duct housing is provided with a seal that rotates between the first and second stations.

7. The duct structure of claim 6, wherein the sealing portion has an arcuate cross-sectional area and the housing has a cylindrical outer profile.

8. The duct structure of claim 7, wherein an outer contour of the first air outlet is the same as an outer contour of the second air outlet; the air duct shell is also provided with a notch matched with the external contour of the first air outlet; the notch is positioned at the sealing part; the notch rotates between the first station and the second station; the notch is in communication with the cavity.

9. The duct structure of claim 5, wherein the drive means comprises a first gear, a second gear, and a drive member; the output end of the driving piece is fixedly connected with the first gear; the first gear is meshed with the second gear; the first gear and the second gear are both rotationally connected with the second mounting frame; the second gear is sleeved on the support and fixedly connected with the support.

10. A fan comprising the duct structure of any one of claims 1-9.