CN218295983U - Machine in new trend module and air conditioning - Google Patents

Abstract

The application relates to the technical field of air conditioning equipment, and discloses a new trend module, include: the fresh air inlet pipe is connected with one end of the shell and is provided with a fresh air inlet; the limiting piece is arranged on the inner side wall of the fresh air inlet pipe and is positioned on the first side of the vertical central line of the fresh air inlet; the rotating shaft is arranged close to the limiting piece and is parallel to the vertical central line of the fresh air inlet, and two ends of the rotating shaft are in pivot fit with the fresh air inlet; the cover plate is fixedly connected to the rotating shaft and is matched with the fresh air inlet in a covering mode, the rotating shaft divides the cover plate into a first part and a second part, the first part is close to the limiting piece, and the vertical sectional area of the first part is smaller than that of the second part; wherein, under the circumstances that the apron is controlled to revolve the axis of rotation and is rotated to sheltering from the new trend entry, the outer wall of first portion constitutes the backstop cooperation with the locating part. The outdoor airflow can be prevented from flowing back into the fresh air module. The application also discloses an air conditioner indoor unit.

Description

Machine in new trend module and air conditioning

Technical Field

The application relates to the technical field of air conditioning equipment, for example to a machine in new trend module and air conditioning.

Background

When using the air conditioner, often need close door and window, indoor air recirculation this moment causes the interior oxygen content of air to reduce, and carbon dioxide content increases gradually, and when carbon dioxide reachd certain concentration, the user often can feel the oppression, can feel dizzy and nausea even, is unfavorable for user's physical and mental health. With the improvement of science and technology, the air conditioner has the function of introducing fresh air, when oxygen needs to be supplemented indoors, the fresh air conditioner can keep sufficient oxygen indoors and reduce the content of indoor carbon dioxide by continuously introducing the fresh air, thereby improving the indoor air quality,

the air conditioner comprises an air conditioner shell, wherein an air conditioner air outlet, a room air inlet, a fresh air outlet and a fresh air inlet are arranged on the air conditioner shell, the room air inlet is communicated with the air conditioner air outlet, the fresh air inlet is communicated with the fresh air outlet, an air outlet panel is arranged on the fresh air outlet in a covering mode, an air outlet through hole is formed in the air outlet panel and is obliquely arranged towards the air conditioner air outlet side, and therefore fresh air exhausted from the fresh air outlet and air conditioner air exhausted from the air conditioner air outlet are mixed and then blown into a room. The fresh air conditioner also comprises an air inlet pipe, the air inlet pipe is communicated with the fresh air inlet, the air inlet pipe extends to be arranged at the outdoor side, and a grid type blast cap is arranged at the end part of the air inlet pipe.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

the air inlet pipe extends to the outdoor, when the supply of fresh air to the indoor is stopped, if the indoor air and the outdoor air have air pressure difference, the condition that outdoor air flow is filled into the indoor through the fresh air inlet pipe is easily generated, for example, outdoor cold air is easily filled into the indoor through the air inlet pipe in winter, or outdoor hot air is easily filled into the indoor through the air inlet pipe in midsummer, so that the indoor environment is influenced, and the backward filling noise is easily generated.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a fresh air module and an air conditioner indoor unit, which are used for improving the sealing property of a fresh air inlet pipe, reducing outdoor airflow which is injected into a room through the fresh air inlet pipe and reducing backflow noise.

In some embodiments, the fresh air module comprises: the fresh air inlet pipe is connected with one end of the shell and is provided with a fresh air inlet; the limiting piece is arranged on the inner side wall of the fresh air inlet pipe and is positioned on the first side of the vertical central line of the fresh air inlet; the rotating shaft is arranged close to the limiting piece and is parallel to the vertical central line of the fresh air inlet, and two ends of the rotating shaft are in pivot fit with the fresh air inlet; the cover plate is fixedly connected to the rotating shaft and is matched with the fresh air inlet in a covering mode, the rotating shaft divides the cover plate into a first part and a second part, the first part is close to the limiting piece, and the vertical sectional area of the first part is smaller than that of the second part; under the condition that the cover plate is controlled to rotate around the rotating shaft to block the fresh air inlet, the outer wall surface of the first part and the limiting piece form stop matching; the second portion can be accommodated in the fresh air inlet pipe under the condition that the fresh air inlet is opened by the cover plate.

In some embodiments, the fresh air module further comprises: the output shaft of the driving motor is in driving connection with one end of the rotating shaft and is used for driving the cover plate to rotate around the rotating shaft along a first direction or a second direction; wherein the second direction is opposite to the first direction.

In some embodiments, the driving motor drives the cover plate and the fresh air inlet to rotate between an included angle of 0-90 degrees along the vertical cross section so as to open or shield the fresh air inlet.

In some embodiments, the fresh air module further comprises: and the sealing element is arranged on the circumferential edge of the cover plate along the circumferential direction of the cover plate.

In some embodiments, the fresh air module and the sealing member are sealing strips made of soft PVC material.

In some embodiments, the fresh air module further comprises a magnetic component, the magnetic component comprising: the first magnetic part is arranged on the limiting part; the second magnetic part is arranged on the first part and corresponds to the position of the limiting part, and is magnetically attracted with the first magnetic part.

In some embodiments, the fresh air module further comprises: and the filtering piece is arranged at the fresh air inlet and used for filtering the fresh air flow flowing into the shell.

In some embodiments, a fresh air outlet is disposed at the top of the housing, a fresh air channel is disposed between the fresh air inlet and the fresh air outlet, and the fresh air module further includes: and the fan part is arranged above the fresh air outlet and communicated with the fresh air channel.

In some embodiments, the fresh air module further comprises: the detection device is used for detecting indoor air quality data; and the control device is electrically connected with the detection device, the driving motor and the fan part, and controls the driving motor and the fan part to work according to indoor air quality data detected by the detection device.

In some embodiments, the air conditioner indoor unit includes, as described above, the fresh air module.

The fresh air module and the air conditioner indoor unit provided by the embodiment of the disclosure can realize the following technical effects:

the new trend module sets up in the machine in the air conditioning, and the new trend of new trend module advances the pipe and keeps away from the one end of casing and be provided with the new trend entry, and through the apron that sets up at the new trend entrance, can control the apron and revolute the rotation of axes and open the new trend entry so that outdoor new trend flows into the casing, perhaps control the apron and revolute the rotation of axes and close the new trend entry in order to stop to the casing internal input outdoor new trend to sheltering from. Under the circumstances of new trend module bring to rest, the control apron shelters from and closes the new trend entry, and at this moment, the outer wall of the first portion of apron constitutes the backstop cooperation with the locating part. When wind blows to the cover plate outside the room, the sectional area of the first part is smaller than that of the second part, the force applied to the second part is larger than that of the first part, the force for pushing the cover plate to rotate towards the inside of the fresh air inlet pipe is generated, the cover plate has the tendency of rotating towards the inside of the fresh air inlet pipe from the second part, and the outer wall surface of the first part is forced to further extrude the limiting part. At the moment, the limiting piece is matched with the stop piece of the first part, so that the second part of the cover plate is prevented from rotating towards the interior of the fresh air inlet pipe, namely, the cover plate is prevented from opening the fresh air inlet, outdoor airflow is prevented from flowing back into the fresh air module and indoors when the fresh air module stops running, and the comfort and experience of a user are improved; meanwhile, noise generated by backward flowing of outdoor airflow can be avoided, and abnormal sound is prevented from being generated.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural diagram of a fresh air module according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a fresh air inlet opened by a cover plate of a fresh air module according to an embodiment of the present disclosure;

fig. 3 is a schematic structural view of a fresh air inlet blocked by a cover plate of a fresh air module according to an embodiment of the present disclosure;

FIG. 4 is an exploded view of a fresh air module provided by embodiments of the present disclosure;

FIG. 5 is a schematic structural diagram of a cover plate according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of another cover plate provided in the embodiments of the present disclosure;

fig. 7 is a schematic structural diagram of another fresh air module provided in the embodiment of the present disclosure, in which a cover plate is removed;

fig. 8 is a schematic structural diagram of another fresh air module provided in the embodiment of the present disclosure, in which the cover plate is removed.

Reference numerals:

100. a housing; 110. fresh air inlet pipe; 111. a fresh air inlet; 120. a fresh air outlet;

200. a stopper;

310. a rotating shaft; 320. a cover plate; 321. a first portion; 322. a second portion;

400. a drive motor; 410. an output shaft;

500. a seal member;

600. a magnetic component; 610. a first magnetic member; 620. a second magnetic member;

700. a filter member;

800. a fan section.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the disclosed embodiments can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more, unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

Fig. 1 is a schematic structural diagram of a fresh air module according to an embodiment of the present disclosure; FIG. 2 is a schematic structural diagram of a fresh air inlet opened by a cover plate of a fresh air module according to an embodiment of the present disclosure; fig. 3 is a schematic structural diagram of a fresh air inlet blocked by a cover plate of a fresh air module according to an embodiment of the present disclosure; fig. 4 is an exploded view of a fresh air module according to an embodiment of the present disclosure.

Referring to fig. 1 to 4, an embodiment of the present disclosure provides a fresh air module, which includes a housing 100, a limiting member 200, a rotating shaft 310, and a cover plate 320. The casing 100 is communicated with a fresh air inlet pipe 110, and one end of the fresh air inlet pipe 110, which is connected with the casing 100, is provided with a fresh air inlet 111. The limiting member 200 is disposed on an inner sidewall of the fresh air inlet pipe 110 and located on a first side of a vertical center line of the fresh air inlet 111. The rotating shaft 310 is disposed near the limiting member 200, and is parallel to the vertical central line of the fresh air inlet 111, and two ends of the rotating shaft 310 are pivotally engaged with the fresh air inlet 111. The cover plate 320 is fixedly connected to the rotating shaft 310, the cover plate 320 is adapted to cover the fresh air inlet 111, the rotating shaft 310 divides the cover plate 320 into a first portion 321 and a second portion 322, the first portion 321 is close to the position-limiting member 200, and the vertical cross-sectional area of the first portion 321 is smaller than the vertical cross-sectional area of the second portion 322.

Under the condition that the cover plate 320 is controlled to rotate around the rotating shaft 310 to block the fresh air inlet 111, the outer wall surface of the first part 321 forms stop matching with the limiting piece 200; the second portion 332 can be accommodated in the fresh air inlet pipe 110 with the cover plate 320 opening the fresh air inlet 111.

Optionally, a fresh air inlet pipe 110 is connected to the casing 100, and the outdoor fresh air is introduced into the casing through the fresh air inlet pipe 110. Optionally, one end of the fresh air inlet pipe 110 is fixedly connected to the fresh air casing 100, so as to improve the stability of the fresh air casing 100 and the fresh air inlet pipe 110. Optionally, a fresh air inlet 111 communicating the inside of the casing 100 is formed in one end of the fresh air inlet pipe 110 connected to the casing 100, the other end of the fresh air inlet pipe 110 is connected to a fresh air inlet pipe extending to the outside, the fresh air inlet pipe is communicated with the fresh air inlet pipe 110, and outdoor fresh air enters the fresh air inlet pipe 110 through the fresh air inlet pipe and then enters the fresh air casing 100 through the fresh air inlet 111.

Optionally, the cover plate 320 is rotatably disposed at the fresh air inlet 111 through the rotating shaft 310. In this way, the cover plate 320 can be controlled to rotate around the rotating shaft 310 to open the fresh air inlet 111 or to block and close the fresh air inlet 111.

In the present embodiment, a state in which the cover plate 320 blocks and closes the fresh air inlet 111 will be described as a reference. Optionally, the limiting member 200 is disposed on an inner sidewall of the fresh air inlet pipe 110 and located on a first side of a vertical central line of the fresh air inlet 111, and the rotating shaft 310 is disposed near the limiting member 200, that is, the rotating shaft 310 is also located on the first side of the vertical central line of the fresh air inlet 111. Wherein, the second side of the vertical central line of new trend entry 111 sets up with first side relatively, that is to say, second side and first side are located the both sides of the vertical central line of new trend entry 111 respectively. The rotation shaft 310 is disposed parallel to but not coincident with the vertical center line of the fresh air inlet 111, that is, the rotation shaft 310 divides the cover plate 320 into two parts with different vertical sections. The first portion 321 is a portion close to the limiting member 200, the second portion 322 is connected to the first portion 321, and a vertical cross-sectional area of the first portion 321 is smaller than a vertical cross-sectional area of the second portion 322.

Like this, when the new trend module stopped operating, when apron 320 controlled rotated to the position of sheltering from and closing new trend entry 111, even outdoor have the air current to blow to the apron, on the basis that first part 321 was less than second part 322 along vertical sectional area along the vertical sectional area, through the cooperation of first part 321 and locating part 200, new trend entry 111 can not be blown away yet, and the air current also can't enter casing 100.

In the process, the sectional area of the first portion 321 in the vertical direction is smaller than the sectional area of the second portion 322 in the vertical direction, so that the force applied to the second portion 322 is larger than the force applied to the first portion 321, a force for pushing the cover plate 320 to rotate towards the inside of the fresh air inlet pipe 110 is generated, the cover plate 320 tends to rotate towards the inside of the fresh air inlet pipe 110 from the second portion 322, the outer wall surface of the first portion 321 is further pressed against the limiting member 200, and the rotation of the cover plate 320 is inhibited. Like this, avoided outdoor air current to flow backward when the new trend module stops to move indoor, improved user's travelling comfort and experience and felt, can avoid reducing the noise that outdoor air current flows backward and produces like this simultaneously, prevent to produce the abnormal sound.

It should be noted that the first side of the vertical center line of the fresh air inlet 111 may refer to the left side of the vertical center line of the fresh air inlet 111, and may also refer to the right side of the vertical center line of the fresh air inlet 111.

In the present embodiment, the second portion 332 can be accommodated in the fresh air inlet pipe 110 when the cover plate 320 opens the fresh air inlet 111. Therefore, the rotation of the cover plate 320 can be ensured, the influence of the side wall of the fresh air inlet pipe 110 is avoided, and the rotation smoothness of the cover plate 320 is improved.

Optionally, the fresh air inlet 111 may be an opening with a circular cross section, correspondingly, the fresh air inlet pipe 110 may be a pipe with a circular cross section, and the cover plate 320 is also a cover plate with a circular cross section. In this case, the height of the rotating shaft 310 in the fresh air inlet 111 is smaller than the diameter length of the fresh air inlet 111. Optionally, the vertical distance between the rotating shaft 310 and the vertical center line of the fresh air inlet 111 is less than the radius of the fresh air inlet 111 and greater than one third of the radius of the fresh air inlet 111.

Optionally, the fresh air inlet 111 may be an opening with a rectangular cross section, and correspondingly, the fresh air inlet pipe 110 may be a pipeline with a rectangular cross section, and the cover plate 320 is also a cover plate with a rectangular cross section. In this case, the height of the rotating shaft 310 in the fresh air inlet 111 is less than the vertical side length of the fresh air inlet 111.

Optionally, both ends of the rotating shaft 310 are pivotally engaged with the side walls of the fresh air inlet pipe 110, and the cover plate 320 is fixedly connected to the rotating shaft 310. Thus, the rotation of the cover plate 320 can be driven under the condition of controlling the rotation of the rotating shaft 310.

Adopt the new trend module that this disclosed embodiment provided, set up in the air conditioning indoor set, the new trend of new trend module advances pipe 110 and keeps away from the one end of casing 100 and is provided with new trend entry 111, through the apron 320 that sets up in new trend entry 111 department, can control apron 320 and revolve the rotation of axis of rotation 310 and open new trend entry 111 so that outdoor new trend flows into casing 100, perhaps control apron 320 revolve the axis of rotation 310 and rotate to sheltering from and close new trend entry 111 in order to stop to the interior outdoor new trend of input of casing 100. Under the condition that the fresh air module stops running, the control cover plate 320 covers and closes the fresh air inlet 111, and at the moment, the outer wall surface of the first part 321 of the cover plate 320 and the limiting part 200 form stop matching. When wind blows to the cover plate 320 outside the room, the sectional area of the first portion 321 is smaller than that of the second portion 322, and the force applied to the second portion 322 is larger than that applied to the first portion 321, so as to generate a force for pushing the cover plate 320 to rotate towards the inside of the fresh air inlet pipe 110, so that the cover plate 320 has a tendency to rotate towards the inside of the fresh air inlet pipe 110 from the second portion 322, and the outer wall surface of the first portion 321 is further pressed against the limiting member 200. At this moment, because the stopper 200 cooperates with the backstop of the first portion 321, the second portion 322 of the cover plate 320 is prevented from rotating towards the inside of the fresh air inlet pipe 110, namely the cover plate 320 is prevented from opening the fresh air inlet 111, so that outdoor airflow is prevented from flowing backwards into the fresh air module when the fresh air module stops running, the comfort and experience of a user are improved, meanwhile, the noise generated by the backward flowing of the outdoor airflow can be avoided, and abnormal sound is prevented from being generated.

In some embodiments, the fresh air module further comprises a drive motor 400. An output shaft 410 of the driving motor 400 is drivingly connected to one end of the rotating shaft 310 for driving the cover plate 320 to rotate around the rotating shaft 310 in the first direction or the second direction. Wherein the second direction is opposite to the first direction.

In this embodiment, the driving motor 400 is fixedly disposed on an outer sidewall of the fresh air inlet pipe 110, and the output shaft 410 is drivingly connected to one end of the rotating shaft 310 to drive the cover plate 320 to rotate around the rotating shaft 310 along the first direction or the second direction.

Optionally, in the case that the output shaft 410 of the driving motor 400 rotates clockwise, the first portion 321 can be driven to rotate from the position abutting against the limiting member 200 to the direction away from the limiting member 200, so as to open the fresh air inlet 111. Under the condition that the output shaft 410 of the driving motor 400 rotates counterclockwise, the first portion 321 can be driven to rotate from a position away from the limiting member 200 to a position abutting against the limiting member 200, so as to block and close the fresh air inlet 111.

Optionally, in the case that the output shaft 410 of the driving motor 400 rotates counterclockwise, the first portion 321 can be driven to rotate from the position abutting against the limiting member 200 to the direction away from the limiting member 200, so as to open the fresh air inlet 111. Under the condition that the output shaft 410 of the driving motor 400 rotates clockwise, the first portion 321 can be driven to rotate from a position away from the limiting member 200 to a position abutting against the limiting member 200, so as to block and close the fresh air inlet 111.

In some embodiments, the driving motor 400 drives the cover plate 320 to rotate at an included angle of 0 to 90 ° with respect to the cross section of the fresh air inlet 111 to open or block the fresh air inlet 111.

In this embodiment, the driving motor 400 drives the cover plate 320 and the vertical cross section of the fresh air inlet 111 to rotate at an included angle of 0 to 90 ° to open or block the fresh air inlet 111.

Under the condition that the included angle between the vertical cross section of edge of apron 320 and new trend entry 111 is 0, apron 320 shelters from and closes new trend entry 111 to under the condition of new trend module bring to rest, realize preventing that outdoor new trend from to the indoor purpose of flowing backward, improve user experience, avoid the new trend to flow backward the production noise. Under the condition that the included angle between the vertical cross sections of the edge of the cover plate 320 and the fresh air inlet 111 is larger than 0 degrees and smaller than or equal to 90 degrees, the fresh air inlet 111 is opened by the cover plate 320, outdoor fresh air can enter the shell 100 through the fresh air inlet pipe 110, and therefore the purpose of conveying outdoor fresh air to the indoor space through the fresh air module is achieved.

Under the condition that the included angle between the cover plate 320 and the vertical cross section of the fresh air inlet 111 is 0 degree, the outer wall surface of the first portion 321 abuts against and is pressed by the limiting member 200. The first portion 321 rotates from a position abutting and pressing against the stopper 200 to a direction away from the stopper 200, and rotates toward the inside of the fresh air inlet pipe 110, so that the cover plate 320 rotates to a position where an included angle between the cover plate and the vertical cross section of the fresh air inlet 111 is greater than 0 ° and less than or equal to 90 °, thereby opening the fresh air inlet 111.

Fig. 5 is a schematic structural diagram of a cover plate according to an embodiment of the present disclosure.

As shown in connection with fig. 1-5, in some embodiments, the fresh air module further includes a seal 500. The seal 500 is disposed at a circumferential edge of the cap plate 320 along a circumferential direction of the cap plate 320.

In this embodiment, the sealing member 500 is disposed on the periphery of the cover plate 320, so that the sealing performance of the cover plate 320 with respect to the fresh air inlet 111 can be improved when the fresh air module stops operating, and the fresh air can be further prevented from being poured into the fresh air inlet pipe 110 by the outdoor fresh air.

Alternatively, the seal 500 is fixed to be disposed on the circumferential edge of the cap plate 320 in the axial direction of the cap plate 320. Thus, the sealing member 500 can be prevented from falling off during the rotation of the cover plate.

Optionally, the inner periphery of the sealing member 500 is connected to the axial edge of the cover plate 320, and the outer periphery of the sealing member contacts the inner sidewall of the fresh air inlet pipe 110, so as to improve the sealing effect of the sealing member 500 and the cover plate 320, and further prevent the fresh air from flowing backward into the fresh air inlet pipe 110 when the fresh air module stops operating.

In some embodiments, seal 500 is a bead of flexible PVC material. Like this, the sealing member has good ductility and contractility, under the circumstances of new trend module shut down, can realize into the better sealed effect that new trend entry 111 and new trend advance pipe 110. Meanwhile, under the condition that the fresh air module runs, the rotation of the cover plate 320 is not influenced, and the rotation of the cover plate 320 is not hindered.

FIG. 6 is a schematic structural diagram of another cover plate provided in the embodiments of the present disclosure; fig. 7 is a schematic structural diagram of another fresh air module provided in an embodiment of the present disclosure, where a cover plate is removed.

As shown in fig. 1 to 3, 6 and 7, in some embodiments, the fresh air module further includes a magnetic attraction assembly 600, and the magnetic attraction assembly 600 includes a first magnetic member 610 and a second magnetic member 620. The first magnetic element 610 is disposed on the position-limiting element 200. The second magnetic element 620 is disposed on the first portion 321 at a position corresponding to the position-limiting element 200, and magnetically attracts the first magnetic element 610.

In this embodiment, under the condition that the fresh air module stops operating, the first portion 321 of the cover plate 320 abuts against the limiting member 200 to form a stop fit, the first magnetic member 610 disposed on the limiting member 200 and the second magnetic member 620 disposed on the first portion 321 at a position corresponding to the limiting member 200 attract each other, and the magnetic attraction therebetween can achieve magnetic connection between the cover plate 320 and the limiting member 200, so that the sealing performance of the cover plate 320 is improved, and backflow of outdoor fresh air is avoided.

Optionally, the first magnetic member 610 is a magnet and is embedded in the limiting member 200, and the second magnetic member 620 is a metal material with stronger magnetism and is disposed at a position on the first portion 321 corresponding to the limiting member 200, and is located on a side wall surface of the cover plate 320 facing the limiting member 200 when the fresh air inlet is blocked. Therefore, attractive force between the first magnetic part 610 and the second magnetic part 620 can be guaranteed, sealing of the cover plate 320 on the fresh air inlet 111 is improved, backflow of outdoor fresh air is avoided, and attractiveness of the fresh air inlet pipe 110 and the cover plate 320 can not be affected.

Optionally, the first magnetic member 610 is a magnet and is embedded in the limiting member 200; the second magnetic element 620 is a magnet and is embedded in the cover plate 320 at a position corresponding to the position of the position-limiting element 200 on the first portion 321. Wherein, the opposite sides of the first magnetic element 610 and the second magnetic element 620 are attracted to each other. Like this, guaranteed the new trend and advanced the aesthetic property of pipe 110 and apron 320, strengthened the effect of the attraction power of first magnetic part 610 and second magnetic part 620, improved the leakproofness of apron 320 to new trend entry 111 under the circumstances of new trend module bring to rest, avoided the backward flow of outdoor new trend.

Optionally, the first magnetic member 610 is a magnet and is fixedly disposed on a sidewall surface of the limiting member 200, that is, a side surface of the limiting member 200 facing the first portion 321 when the cover plate 320 blocks the fresh air inlet; the second magnetic member 620 is a magnet and is fixedly disposed on a sidewall surface of the first portion, that is, a wall surface of the cover plate 320 facing the limiting member 200 when the cover plate 320 blocks the fresh air inlet. Wherein the opposite sides of the first magnetic member 610 and the second magnetic member 620 attract each other. Like this, further strengthened the effect of the attraction of first magnetic part 610 and second magnetic part 620, further improved the leakproofness of apron 320 to new trend entry 111 under the circumstances of new trend module out of service, avoided the backward flow of outdoor new trend.

Fig. 8 is a schematic structural diagram of another fresh air module provided in the embodiment of the present disclosure, in which the cover plate is removed.

As shown in connection with fig. 8, in some embodiments, the fresh air module further includes a filter 700. The filter member 700 is disposed at the fresh air inlet 111 for filtering the fresh air flow flowing into the casing 100.

In this embodiment, the filtering member 700 includes one or more of a primary filter screen, a middle filter screen, a high efficiency filter screen, an activated carbon screen, and a pollutant filter screen to prevent external dust from entering the fresh air inlet pipe 110, so as to achieve the purpose of ensuring clean outdoor fresh air and clean fresh air inlet pipe 110.

Optionally, if the fresh air inlet pipe 110 is a pipe with a circular cross section, and correspondingly, the cover plate 320 is a cylindrical cover plate, when the fresh air module stops operating, the filter member 700 is parallel to the cover plate 320, and the vertical distance between the filter member 700 and the cover plate 320 is greater than or equal to the diameter of the cover plate 320, so as to ensure that the cover plate 320 does not contact or scrape the filter member 700 during the rotation process.

Optionally, if the fresh air inlet pipe 110 is a pipe with a rectangular cross section, and correspondingly, the cover plate 320 is a rectangular cover plate, when the fresh air module stops operating, the filter member 700 is parallel to the cover plate 320, and the vertical distance between the filter member 700 and the cover plate 320 is greater than or equal to the length of the long side of the cover plate 320, so as to ensure that the cover plate 320 does not contact or scrape the filter member 700 during the rotation process.

Optionally, the fresh air inlet pipe 110 is connected to a fresh air inlet pipe outside the room, and the filter member 700 may be disposed outside the room.

Referring to fig. 4, in some embodiments, the top of the casing 100 is provided with a fresh air outlet 120, and a fresh air channel is provided between the fresh air inlet 111 and the fresh air outlet 120. The fresh air module also includes a fan section 800. The fan unit 800 is disposed above the fresh air outlet 120 and is communicated with the fresh air channel.

Optionally, outdoor intake air flows into the fresh air intake pipe 110 through the fresh air inlet 111, flows into the inside of the casing 100 through the fresh air intake pipe 110, and flows out from the fresh air outlet 120, wherein a fresh air channel is arranged between the fresh air inlet 111 and the fresh air outlet 120. The fan part 800 is disposed above the fresh air outlet 120, and is communicated with the fresh air channel, for guiding the fresh air out of the casing 100. Optionally, the fan section 800 includes a fan inlet and a fan outlet, the fan inlet being connected to the fresh air outlet 120 and communicating with the fresh air channel through the fresh air outlet 120. The fan unit 800 is used for sucking outdoor fresh air into the fresh air channel from the fresh air inlet 111, the air is discharged to the fan unit 800 from the fresh air outlet 120 after passing through the fresh air channel, and the fan unit 800 discharges the outdoor fresh air.

In some embodiments, the fresh air module further comprises a detection device and a control device. The detection device is used for detecting indoor air quality data. The control device is electrically connected to the detection device, the driving motor 400, and the fan unit 800. The control device controls the operation of the driving motor 400 and the fan unit 800 based on the indoor air quality data detected by the detection device.

In this embodiment, when the indoor air quality data detected by the detection device is greater than the preset value, which indicates that the indoor air quality is poor, at this time, the control device controls the driving motor 400 to start working to drive the cover plate 320 to open the fresh air inlet 111, and controls the fan portion 800 to start working to suck the outdoor fresh air into the fresh air channel. Similarly, when the indoor air quality data detected by the detection device is greater than the preset value, it indicates that the indoor air quality is good, and at this time, the control device controls the fan unit 800 to stop working, and the driving motor 400 drives the cover plate 320 to rotate to block the fresh air inlet 111 and then stop working.

The embodiment of the disclosure provides an air-conditioning indoor unit, which comprises the fresh air module.

Adopt the air-conditioning indoor set that this disclosed embodiment provided, including aforementioned new trend module, the new trend module sets up in the air-conditioning indoor set, the new trend advances pipe 110 and is provided with new trend entry 111 in the one end of keeping away from casing 100, through the apron 320 that sets up in new trend entry 111 department, can control apron 320 to rotate around pivot 310 and open new trend entry 111 so that outdoor new trend flows into casing 100, perhaps control apron 320 to rotate to sheltering from and close new trend entry 111 in order to stop to the interior input outdoor new trend of casing 100 around pivot 310. Under the condition that the fresh air module stops running, the control cover plate 320 covers and closes the fresh air inlet 111, and at the moment, the outer wall surface of the first part 321 of the cover plate 320 and the limiting part 200 form stop matching. When wind blows to the cover plate 320 outside the room, the sectional area of the first portion 321 is smaller than that of the second portion 322, and the force applied to the second portion 322 is larger than that applied to the first portion 321, so as to generate a force for pushing the cover plate 320 to rotate towards the inside of the fresh air inlet pipe 110, so that the cover plate 320 has a tendency to rotate towards the inside of the fresh air inlet pipe 110 from the second portion 322, and the outer wall surface of the first portion 321 is further pressed against the limiting member 200. At this moment, because the stopper 200 cooperates with the backstop of the first portion 321, the second portion 322 of the cover plate 320 is prevented from rotating towards the inside of the fresh air inlet pipe 110, namely the cover plate 320 is prevented from opening the fresh air inlet 111, so that outdoor airflow is prevented from being poured into a room when the fresh air module stops running, the comfort and experience of a user are improved, meanwhile, the noise generated by the backward pouring of the outdoor airflow can be avoided, and abnormal sound is prevented from being generated.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A fresh air module, comprising:

the fresh air inlet pipe (110) is connected with one end of the shell (100), which is connected with the fresh air inlet pipe (110), is provided with a fresh air inlet (111);

the limiting piece (200) is arranged on the inner side wall of the fresh air inlet pipe (110) and is positioned on the first side of the vertical central line of the fresh air inlet (111);

the rotating shaft (310) is arranged close to the limiting piece (200) and is parallel to the vertical central line of the fresh air inlet (111), and two ends of the rotating shaft (310) are in pivot fit with the fresh air inlet (111);

the cover plate (320) is fixedly connected to the rotating shaft (310), the cover plate (320) is adapted to cover the fresh air inlet (111), the rotating shaft (310) divides the cover plate (320) into a first part (321) and a second part (322), the first part (321) is close to the stopper (200), and the vertical sectional area of the first part (321) is smaller than that of the second part (322);

under the condition that the cover plate (320) is controlled to rotate around the rotating shaft (310) to block the fresh air inlet (111), the outer wall surface of the first part (321) and the limiting piece (200) form stop matching; the second portion (322) can be received in the fresh air inlet duct (110) when the cover opens the fresh air inlet (111).

2. The fresh air module of claim 1 further comprising:

the output shaft (410) of the driving motor (400) is in driving connection with one end of the rotating shaft (310) and is used for driving the cover plate (320) to rotate around the rotating shaft (310) along a first direction or a second direction;

wherein the second direction is opposite to the first direction.

3. The fresh air module as claimed in claim 2, wherein the driving motor (400) drives the cover plate (320) and the fresh air inlet (111) to rotate between an included angle of 0-90 ° along a vertical cross section to open or shield the fresh air inlet (111).

4. The fresh air module as claimed in any one of claims 1 to 3, further comprising:

a seal (500) provided to a circumferential edge of the cap plate (320) in a circumferential direction of the cap plate (320).

5. The fresh air module as claimed in claim 4, characterized in that the seal (500) is a sealing strip of soft PVC material.

6. The fresh air module according to any one of claims 1 to 3, further comprising a magnetically attractive assembly (600), the magnetically attractive assembly (600) comprising:

the first magnetic part (610) is arranged on the limiting part (200);

the second magnetic part (620) is arranged on the first part (321) and corresponds to the position of the limiting part (200), and is magnetically attracted with the first magnetic part (610).

7. The fresh air module as claimed in any one of claims 1 to 3, further comprising:

and the filter element (700) is arranged at the fresh air inlet (111) and is used for filtering the fresh air flow flowing into the shell (100).

8. The fresh air module as claimed in claim 2 or 3, wherein a fresh air outlet (120) is provided at the top of the casing (100), a fresh air channel is provided between the fresh air inlet (111) and the fresh air outlet (120), and the fresh air module further comprises:

and the fan part (800) is arranged above the fresh air outlet (120) and is communicated with the fresh air channel.

9. The fresh air module of claim 8 further comprising:

the detection device is used for detecting indoor air quality data;

and the control device is electrically connected with the detection device, the driving motor (400) and the fan part (800), and controls the driving motor (400) and the fan part (800) to work according to indoor air quality data detected by the detection device.

10. An air-conditioning indoor unit, characterized by comprising the fresh air module as claimed in any one of claims 1 to 9.

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