CN217540970U

CN217540970U - Fresh air assembly and fresh air conditioner

Info

Publication number: CN217540970U
Application number: CN202221038634.2U
Authority: CN
Inventors: 廖岸辉; 文超; 郑和清
Original assignee: TCL Air Conditioner Zhongshan Co Ltd
Current assignee: TCL Air Conditioner Zhongshan Co Ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-10-04
Anticipated expiration: 2032-04-28

Abstract

The application provides a new trend subassembly and new trend air conditioner. The fan subassembly includes the new bellows that two insides were equipped with the wind wheel to set up double-end motor between two new bellows, double-end motor can drive two wind wheels simultaneously and rotate, and then drives two new bellows and inhales the new trend simultaneously, has increased the new amount of wind of new trend subassembly. In addition, when the double-end motor is started, the fresh air cavity and the air inlet cavity are under negative pressure, the first air inlet and the second air inlet are driven to introduce two fresh air flows from the outdoor side, and the two fresh air flows enter different fresh air channels along different paths in the air inlet cavity and respectively enter the two fresh air boxes through the two air inlets. Namely, the fresh air outside the room is divided by the first air inlet and the second air inlet; thereby the torrent that produces when having avoided only setting up an air intake when two strands of new trend reposition of redundant personnel has effectively reduced the loss of new trend, has guaranteed the fresh air volume of new trend subassembly, can also reduce the noise because of the torrent causes, improves user experience.

Description

Fresh air assembly and fresh air conditioner

Technical Field

The application relates to the technical field of air conditioning equipment, in particular to a fresh air assembly and a fresh air conditioner.

Background

The fresh air conditioner is an air conditioner with fresh air function, and the fresh air part of the fresh air conditioner realizes ventilation between indoor air and outdoor air by using a centrifugal fan.

A fresh air component of the fresh air conditioner needs to absorb fresh air from the outside, and a double-fan system is adopted in a part of the fresh air component in the prior art and is provided with two independent fresh air channels, so that the fresh air intake can be obviously improved.

The double-fan system needs to divide the fresh air flow entering the fresh air assembly through the air inlet pipe so as to suck the fresh air into different fans; however, turbulence and the like are easily generated in the flow dividing process of the fresh air flow, the internal energy of the fresh air is increased, and the fresh air volume of the fresh air assembly is reduced.

SUMMERY OF THE UTILITY MODEL

The application provides a new trend subassembly and new trend air conditioner to solve the not enough technical problem of the new trend subassembly fresh air volume of installing double fan among the prior art.

In one aspect, the present application provides a fresh air component, including:

the air inlet box is provided with a first air inlet, a second air inlet and an air outlet, an air inlet cavity is formed in the air inlet box, and the first air inlet, the second air inlet and the air outlet are communicated with the air inlet cavity;

the fan assembly comprises two new air boxes and a double-end motor which are oppositely arranged; the fresh air box is provided with an air inlet and an air outlet, the air inlet is communicated with the air outlet to form a fresh air cavity, a wind wheel is arranged in the fresh air cavity, and the two air inlets are communicated with the air outlet to form a fresh air duct respectively;

the double-end motor is installed two between the new bellows, one is connected respectively at the both ends of double-end motor's transmission shaft the wind wheel.

In a possible implementation manner of the present application, the two air inlets are respectively disposed toward different directions.

In one possible implementation manner of the present application, the fresh air assembly includes an installation plate, the installation plate is installed between the two fresh air boxes, and the double-headed motor is installed on the installation plate in a penetrating manner;

the two air inlets are symmetrically arranged on two sides of the plane where the mounting plate is located, and the first air inlet and the second air inlet are symmetrically arranged on two sides of the plane where the mounting plate is located.

In this application a possible implementation, new trend subassembly includes the filter screen, the filter screen is installed the air inlet intracavity.

In a possible implementation manner of the air inlet box, the air inlet box is provided with a mounting opening, the air inlet box is internally provided with a limiting rib and a plurality of limiting ribs form a mounting position, the mounting position extends to the mounting opening, and the filter screen can penetrate through the mounting opening to be mounted in the mounting position.

In one possible implementation manner of the present application, the filter screen is an HEAP screen.

In a possible implementation manner of the present application, a rubber ring is respectively arranged between the double-headed motor and the new air box on both sides thereof.

In one possible implementation manner of the present application, the rubber ring includes an outer ring layer and an inner ring layer, where rockwell hardness of the outer ring layer is a, hardness of the inner ring layer is B, where a and B respectively satisfy: a is more than or equal to 55 and less than or equal to 65, and B is more than or equal to 25 and less than or equal to 35.

In this application a possible implementation, inner circle layer place plane with distance between outer circle layer place plane is not less than zero, double-end motor with the outside surface of new bellows all be equipped with the step portion of rubber circle looks adaptation, the both sides of rubber circle are laminated respectively double-end motor with new bellows the step portion.

On the other hand, this application still provides a new trend air conditioner, new trend air conditioner includes as above new trend subassembly and air conditioner, the new trend subassembly is installed one side of air conditioner.

Drawings

The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.

Fig. 1 is an exploded view of a fresh air component provided in an embodiment of the present application;

fig. 2 is a sectional view at B in fig. 1;

FIG. 3 is a side view of a fresh air component provided in an embodiment of the present application;

fig. 4 is a schematic structural diagram of a rear shell according to an embodiment of the present application;

FIG. 5 is an enlarged schematic view at E in FIG. 4;

fig. 6 is a schematic structural diagram of a fan provided in an embodiment of the present application;

fig. 7 is a schematic structural diagram of a double-headed motor according to an embodiment of the present disclosure;

fig. 8 is a sectional view at K in fig. 7.

Reference numerals:

the fresh air assembly 100, the air inlet box 110, the first air inlet 111, the second air inlet 112, the air outlet 113, the air inlet cavity 114, the mounting opening 115, the limiting rib 116, the mounting position 117, the front shell 118, the rear shell 119, the fan assembly 120, the air inlet 121, the air outlet 122, the fresh air cavity 123, the wind wheel 124, the volute 125, the side plate 126, the double-head motor 130, the motor body 131, the transmission shaft 132, the mounting plate 140, the filter screen 150, the rubber ring 160, the outer ring layer 161, the inner ring layer 162 and the step portion 170.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1 to 3 and 6 to 7, an embodiment of the present disclosure provides a fresh air assembly 100, including: the air inlet box 110 is provided with a first air inlet 111, a second air inlet 112 and an air outlet 113, an air inlet cavity 114 is formed in the air inlet box 110, and the first air inlet 111, the second air inlet 112 and the air outlet 113 are all communicated with the air inlet cavity 114; a fan assembly 120 including two new air boxes 127 and a double-head motor 130 which are oppositely arranged; the fresh air box 127 is provided with an air inlet 121 and an air outlet 122, the air inlet 121 is communicated with the air outlet 122 to form a fresh air cavity 123, a wind wheel 124 is arranged in the fresh air cavity 123, and the two air inlets 121 are both communicated with the air outlet 113 to form a fresh air duct 128; the double-headed motor 130 is installed between the two new wind boxes 127, and both ends of a transmission shaft 132 of the double-headed motor 130 are respectively connected with one wind wheel 124.

It should be noted that the fresh air assembly 100 provided in the embodiment of the present application is suitable for a fresh air blower or a fresh air conditioner (not shown in the drawings). The air inlet box 110 is provided with a fresh air pipe (not shown) at the first air inlet 111 and the second air inlet 112, respectively, and the other end of the fresh air pipe extends to the outdoor side for absorbing fresh air from the outdoor. The double-headed motor 130 includes a motor body 131 and a transmission shaft 132, and the transmission shaft 132 is penetratingly installed on the motor body 131 and extends to both sides of the motor body 131.

The fan subassembly includes that two inside are equipped with new trend case 127 of wind wheel 124 to set up double-end motor 130 between two new trend case 127, double-end motor 130 can drive two wind wheels 124 simultaneously and rotate, and then drives two new trend case 127 and inhale the new trend simultaneously, has increased the new trend volume of new trend subassembly 100. In addition, when the double-head motor 130 is started, the fresh air chamber 123 and the air inlet chamber 114 are under negative pressure, and the first air inlet 111 and the second air inlet 112 are driven to introduce two fresh air streams from the outdoor side, and the two fresh air streams enter different fresh air channels 128 along different paths in the air inlet chamber 114 and respectively enter the two fresh air boxes 127 through the two air inlets 121. Namely, fresh air outside the room is divided through the first air inlet 111 and the second air inlet 112; thereby the torrent that produces when having avoided only setting up an air intake when two strands of new trend reposition of redundant personnel has effectively reduced the loss of new trend, has guaranteed the fresh air volume of new trend subassembly 100, can also reduce the noise because of the torrent causes, improves user experience.

Specifically, the air inlet box 110 may include a front casing 118 and a rear casing 119, the front casing 118 and the rear casing 119 enclose to form an air inlet cavity 114, the first air inlet 111 and the second air inlet 112 are disposed on the front casing 118, and the air outlet 113 may be disposed in any direction as required. The fan assembly 120 may be two centrifugal fans arranged side to side, and the centrifugal fans are composed of a wind wheel 124, a volute 125, a side plate 126 and the like. In the embodiment of the present application, two volutes 125 enclose to form a new air box 127, and a side plate 126 and the volutes 125 enclose to form a new air duct 128; correspondingly, the embodiment of the present application has two fresh air ducts 128 for communicating the air inlet 121 and the air outlet 113.

Further, in other embodiments, the fan of the fan assembly 120 may be an axial fan (not shown), a cross-flow fan (not shown), or the like, and is not limited herein.

Preferably, the two new air boxes 127 are arranged in a left-right mirror symmetry manner; in particular, the two wind wheels 124 are of the same specification.

It can be understood that, two wind wheels 124 are respectively connected to two ends of the transmission shaft 132, when the motor body 131 drives the transmission shaft 132 to rotate, the transmission shaft 132 will drive the two wind wheels 124 to rotate at the same rotation speed, and if the weights of the two wind wheels 124 and/or the positions of the centers of gravity of the two motors 130 are different, the double-head motor 130 may be unbalanced dynamically. Abnormal wear of the double-headed motor 130 may be further caused, reducing the service life of the double-headed motor 130; and may also induce a flutter of the wind wheel 124, causing a flutter noise, which may have an effect on the user.

Therefore, the two new wind boxes 127 are arranged on the double-head motor 130 in a mirror symmetry manner, and the two wind wheels 124 have the same specification, so that the loads at the two ends of the transmission shaft 132 are the same, and the dynamic balance of the double-head motor 130 is better; the service life of double-end motor 130 and wind wheel 124 can be prolonged, the noise generated when new trend subassembly 100 is operated is further reduced, and the user experience is improved.

In some embodiments, the two air inlets 121 are respectively disposed in different directions.

The air inlets 121 of the two fresh air boxes 127 are arranged in different directions, so that two fresh air flows can enter the two fresh air cavities 123 in different directions respectively, the fresh air flows in the separated air inlet cavity 114 can be effectively guided, and the mutual interference of the two fresh air flows in the air inlet cavity 114 is avoided; and then the possibility that turbulence near the air inlet 121 is generated is reduced, the fresh air quantity of the fresh air assembly 100 can be ensured, and noise caused by the turbulence can be reduced.

Preferably, the two air inlets 121 are respectively disposed to face opposite directions.

The air inlet 121 arranged in the opposite direction can reduce the interference of fresh air flow between the two fresh air boxes 127 to the maximum extent, ensure the fresh air quantity of the fresh air component 100 and reduce noise.

Alternatively, the first air inlet 111 may be disposed to face the same direction as any one of the air inlets 121, and the second air inlet 112 may be disposed to face the same direction as another air inlet 121. That is, one air inlet and one air inlet 121 are in a group, and two groups of air inlets and air inlets 121 are arranged in opposite directions, so that the interference of fresh air flow in the air inlet cavity 114 can be reduced to the maximum extent, the flow division of the fresh air flow is smoother, and the generation of turbulence and the like is effectively avoided.

In some embodiments, the fresh air assembly 100 includes a mounting plate 140, the mounting plate 140 is mounted between the two fresh air boxes 127, and the double-headed motor 130 is penetratingly mounted on the mounting plate 140; the two air inlets 121 are symmetrically arranged on two sides of the plane of the mounting plate 140, and the first air inlet 111 and the second air inlet 112 are symmetrically arranged on two sides of the plane of the mounting plate 140.

The double-head motor 130 is penetratingly mounted on the mounting plate 140, the mounting plate 140 is mounted between the two new air boxes 127, and the double-head motor 130 can be indirectly fixed between the two new air boxes 127; the double-headed motor 130 is prevented from directly contacting the fresh air box 127 and the vibration of the double-headed motor 130 is transmitted to the fresh air box 127. On the basis of improving the installation stability of the double-head motor 130, the jitter of the fan assembly 120 during operation is also reduced.

In addition, the two air inlets and the two air inlets 121 are symmetrically arranged on two sides of the plane of the mounting plate 140, so that paths of two fresh air flows in the air inlet box 110 are also symmetrical, loads of the two wind wheels 124 are kept consistent, and further, the fresh air volume entering the two fresh air boxes 127 is also consistent, and the working efficiency of the fresh air assembly 100 is improved.

In particular, the mounting plate 140 is integrated into the volute 125 of any fresh air box 127.

Specifically, the plane of the air inlet 121 is parallel to the plane of the mounting plate 140, and the planes of the first air inlet 111 and the second air inlet 112 are perpendicular to the plane of the mounting plate 140.

In this way, the arrangement of the fresh air box 127 and the first and

second air inlets

111 and 112 is facilitated, and the structure of the fresh air module 100 is more compact.

Further, in other embodiments, the plane of the air inlet 121, the plane of the first air inlet 111, and the plane of the second air inlet 112 may be both parallel to each other, so as to effectively reduce the fresh air path, which is not limited herein.

In some embodiments, the fresh air assembly 100 includes a filter screen 150, the filter screen 150 being mounted within the air intake cavity 114.

By installing the filter screen 150 in the fresh air cavity 123, on one hand, fresh air can be filtered, and the fresh air quality is improved; on the other hand, the filter screen 150 can also filter the fresh air entering the two new air boxes 127 at the same time, so that the fresh air filtering efficiency is improved.

Referring to fig. 1 to 5, in some embodiments, the air inlet box 110 is provided with an installation opening 115, a limiting rib 116 is disposed in the air inlet box 110, a plurality of limiting ribs 116 form an installation position 117, the installation position 117 extends to the installation opening 115, and the filter screen 150 can pass through the installation opening 115 and be installed in the installation position 117.

Through the installation position 117 that many spacing muscle 116 are constituteed, the user can slide dismouting filter screen 150, the maintenance of filter screen 150 of being convenient for.

In addition, the mounting opening 115 is formed in the air inlet box 110, so that a user can complete the mounting and dismounting of the filter screen 150 without dismounting the air inlet box 110, and the mounting and dismounting efficiency of the filter screen 150 can be improved.

Specifically, four limiting ribs 116 are arranged in the air inlet box 110, two limiting ribs 116 are respectively arranged on two opposite side walls of the air inlet box 110, and the four limiting ribs 116 equally divide and respectively extend to four corners of the mounting opening 115.

In some embodiments, filter screen 150 is a HEAP screen.

The HEAP net is made of laminated borosilicate microfiber, has a good filtering effect on tiny particles in air, and can effectively ensure the fresh air quality passing through the filter screen 150.

Further, in other embodiments, the filter screen 150 may also be an activated carbon filter screen, an electrical purification filter screen, or the like, which is not limited herein.

Referring to fig. 1, fig. 6 to fig. 8, in some embodiments, a rubber ring 160 is disposed between the double-headed motor 130 and the fresh air boxes 127 at two sides thereof.

The rubber ring 160 can change rigid connection into flexible connection between the double-end motor 130 and the fresh air box 127, greatly reduce the vibration of the double-end motor 130 transmitted to the fresh air box 127 during operation, improve the reliability of the operation of the fan assembly 120, and reduce the operation noise of the fresh air assembly 100.

Preferably, the rubber ring 160 is in interference fit with the double-head motor 130 and the new air box 127, so that the transmission of vibration can be effectively reduced.

In some embodiments, the rubber ring 160 includes an outer ring layer 161 and an inner ring layer 162, the outer ring layer 161 having a rockwell hardness a and the inner ring layer 162 having a hardness B, wherein a and B respectively satisfy: a is more than or equal to 55 and less than or equal to 65, and B is more than or equal to 25 and less than or equal to 35.

It should be noted that both the outer ring layer 161 and the inner ring layer 162 may be circular rings, the outer ring layer 161 is located outside the inner ring layer 162, and the inner ring layer 162 is disposed near the transmission shaft 132.

Therefore, when the axial widths of the outer ring layer 161 and the inner ring layer 162 are close, the area of the outer ring layer 161 is larger; further, the rockwell hardness of the outer race layer 161 is set to be greater with respect to the inner race layer 162, that is, the outer race layer 161 is harder with respect to the inner race layer 162. When the outer ring layer 161 is tightly attached to the double-end motor 130 and the fresh air box 127, the outer ring layer 161 with higher hardness can also reduce the extrusion dislocation of the rubber ring 160, and ensure the installation stability of the double-end motor 130; the lower durometer inner race layer 162 may effectively reduce the vibrations transmitted by the drive shaft 132.

Further, in other embodiments, a may also satisfy: a is more than or equal to 45 and less than 55, or A is more than 65 and less than or equal to 75, and the like, and B can also satisfy the following conditions: 15 < B < 25, or 35 < B < 45, etc., without being limited thereto.

In some embodiments, the distance between the plane where the inner ring layer 162 is located and the plane where the outer ring layer 161 is located is not less than zero, the outer side surfaces of the double-head motor 130 and the fresh air box 127 are both provided with the step portions 170 matched with the rubber ring 160, and two sides of the rubber ring 160 are respectively attached to the step portions 170 of the double-head motor 130 and the fresh air box 127.

The inner ring layer 162 and the outer ring layer 161 are located on different surfaces, the rubber ring 160 is arranged in a step shape, and the outer side surfaces of the double-head motor 130 and the fresh air box 127 are provided with step portions 170 matched with the rubber ring 160, so that the mounting accuracy of the rubber ring 160 and the mounting stability of the double-head motor 130 can be improved, the vibration reduction effect of the double-head motor 130 is further improved, and the noise of the fresh air assembly 100 is further reduced.

The present application further provides a fresh air conditioner, which comprises the fresh air assembly 100 and an air conditioner (not shown in the figure) as described above, wherein the fresh air assembly 100 is installed on one side of the air conditioner. Because this new trend air conditioner has above-mentioned display panel, consequently has all the same beneficial effects, the utility model discloses no longer describe here any more. The fresh air conditioner can be a wall-mounted fresh air conditioner or a cabinet fresh air conditioner.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.

The fresh air component 100 and the fresh air conditioner provided in the embodiment of the present application are described in detail above, and specific examples are applied herein to explain the principle and the implementation of the present application, and the description of the above embodiments is only used to help understand the technical solution and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

Claims

1. A fresh air assembly, comprising:

2. The fresh air module as claimed in claim 1, wherein the two air inlets are respectively disposed in different directions.

3. The fresh air assembly as claimed in claim 2, wherein the fresh air assembly comprises a mounting plate, the mounting plate is mounted between the two fresh air boxes, and the double-headed motor is penetratingly mounted on the mounting plate;

4. The fresh air assembly as claimed in claim 1, wherein the fresh air assembly includes a filter screen, and the filter screen is installed in the air intake chamber.

5. The fresh air supply assembly as claimed in claim 4, wherein the air inlet box is provided with an installation opening, a plurality of limiting ribs are arranged in the air inlet box, the limiting ribs form installation positions, the installation positions extend to the installation opening, and the filter screen can penetrate through the installation opening and is installed in the installation positions.

6. The fresh air assembly as claimed in claim 4, wherein the filter screen is a HEAP screen.

7. The fresh air module as claimed in claim 1, wherein a rubber ring is provided between the double-headed motor and the fresh air box on both sides thereof.

8. The fresh air assembly as claimed in claim 7, wherein the rubber ring comprises an outer ring layer and an inner ring layer, the outer ring layer has a Rockwell hardness of A, the inner ring layer has a hardness of B, and A and B respectively satisfy: a is more than or equal to 55 and less than or equal to 65, and B is more than or equal to 25 and less than or equal to 35.

9. The fresh air assembly as claimed in claim 8, wherein the distance between the plane of the inner ring layer and the plane of the outer ring layer is not less than zero, the outer side surfaces of the double-head motor and the fresh air box are respectively provided with a step part matched with the rubber ring, and two sides of the rubber ring are respectively attached to the step parts of the double-head motor and the fresh air box.

10. A fresh air conditioner, characterized in that, the fresh air conditioner comprises the fresh air component and the air conditioner as claimed in any one of claims 1-9, the fresh air component is installed on one side of the air conditioner.