CN-121345826-B - Fresh air volute, fresh air module and air pipe machine

CN121345826BCN 121345826 BCN121345826 BCN 121345826BCN-121345826-B

Abstract

A fresh air volute, a fresh air module and an air pipe machine can reduce the mould cost and the production cost of the fresh air volute. The fresh air volute comprises a volute body, wherein the volute body is provided with an air inlet, a fresh air outlet and an air exhaust outlet, the volute body is of an integrated structure, the volute body comprises a side coaming, a volute tongue plate arranged on the inner side of the side coaming and an end plate connected with the side coaming and the volute tongue plate, the air inlet and the switching port are arranged on the end plate, the fresh air inlet and the fresh air outlet are arranged on the side coaming, one end of the volute tongue plate is connected with the side coaming, the air exhaust outlet is arranged between the side coaming and the other end of the volute tongue plate, the fresh air inlet is arranged to be communicated with the switching port and the air exhaust outlet, the fresh air inlet, the switching port, the air inlet and the fresh air outlet can be communicated to form a fresh air channel, the air inlet, the air exhaust outlet and the fresh air inlet can be communicated to form an air exhaust channel, and a cover plate is arranged on one axial side of the volute body and opposite to the air inlet, and the cover plate is arranged on the volute body and surrounds the air channel.

Inventors

BAI JIANXIONG
HUANG JIAJUN
SU YUNYU
NIE WANGHUI
LIU BOCHUN

Assignees

广东美的制冷设备有限公司
美的集团股份有限公司

Dates

Publication Date: 20260505
Application Date: 20231026

Claims (14)

1. The fresh air volute is characterized by comprising a volute body and a cover plate; The volute body is provided with an air inlet, a fresh air outlet, an air exhaust outlet and a switching port, and is of an integrated structure, and the central axis of the air inlet is arranged along the axial direction of the volute body; The air inlet and the switching port are arranged on the end plate, the fresh air inlet and the fresh air outlet are arranged on the side wall plate, one end of the volute tongue plate is connected with the side wall plate, and the air exhaust outlet is arranged between the side wall plate and the other end of the volute tongue plate; The fresh air inlet is arranged to be communicated with the switching port and the exhaust outlet, the fresh air inlet, the switching port, the air inlet and the fresh air outlet can be communicated to form a first air flow channel, the first air flow channel is a fresh air channel, the air inlet, the exhaust outlet and the fresh air inlet can be communicated to form a second air flow channel, and the second air flow channel is an exhaust air channel; The cover plate is arranged on one axial side of the volute body, is arranged opposite to the air inlet, is covered on the volute body, surrounds the volute body with the volute body to form an air channel, and comprises the fresh air channel and the exhaust air channel; the cover plate is a foam piece, and the volute structure of the volute is arranged on the volute main body.
2. The fresh air volute of claim 1, wherein the volute tongue plate comprises an arc segment and a diffuser connected to the arc segment, wherein the arc segment surrounds a portion of the side wall plate to form a wind wheel mounting cavity, and wherein the diffuser forms a diffuser with a portion of the side wall plate.
3. The fresh air volute of claim 2, wherein the diffuser has a length greater than 10mm.
4. The fresh air volute of claim 2, wherein the volute tongue plate further comprises a deflector section that extends toward the fresh air inlet.
5. The fresh air volute according to any one of claims 1 to 4, wherein the end plate is partially inclined, and the switching port is provided in an inclined portion of the end plate.
6. The fresh air volute according to any one of claims 1 to 4, wherein the side wall comprises a first side plate, a second side plate and a third side plate which are sequentially connected, one end of the third side plate is flush with the end plate, the other end of the third side plate is flush with the first side plate and the second side plate, the height of the first side plate is larger than the height of the third side plate along the axial direction of the volute main body, the fresh air outlet is formed in the first side plate, and the fresh air inlet is formed in the second side plate.
7. The fresh air volute of claim 6, wherein the peripheral structure of the side wall includes a circular arc portion and a straight portion, the straight portion including the first side plate and the second side plate, the circular arc portion including the third side plate.
8. A fresh air volute according to any one of claims 1 to 4, wherein the cover plate is provided with an air guiding protrusion arranged to direct air flow from the exhaust outlet towards the fresh air inlet.
9. The fresh air volute of claim 8, wherein the air guiding protrusion has a circular arc-shaped air guiding surface and/or, The wind guide protrusion and the cover plate are in an integrated structure, and/or, The spiral case main part is equipped with the sixth sealed turn-ups, the sixth sealed turn-ups is followed the circumference setting of outlet of airing exhaust sets up to with the air-out damper of airing exhaust offsets and leans on, the sixth sealed turn-ups includes three turn-ups, the apron is equipped with a turn-ups, the turn-ups of apron with three turn-ups enclose out the quadrangle structure, the quadrangle structure can with the air-out damper of airing exhaust supports and leans on and realize sealedly.
10. A fresh air module, comprising: a housing, and A fresh air volute according to any one of claims 1 to 9, disposed within the housing and connected to the housing.
11. The fresh air module according to claim 10, wherein the housing includes a top plate, a bottom plate disposed opposite the top plate, and a housing body between the top plate and the bottom plate, the top plate forming an integral structure with a left side plate or a right side plate of the housing body, a portion of the bottom plate forming an integral structure with a front side plate of the housing body; The cover plate of the fresh air volute is fixed on the top plate, the fresh air module further comprises a wind wheel, a wind wheel motor and a motor gland, the foam piece is fixed on the top plate, and the wind wheel motor is fixed on the top plate and is fixed by the motor gland; the bottom plate comprises a detachable access plate, and the access plate is provided with an exhaust inlet; The fresh air module further comprises a filter screen component, wherein the filter screen component is vertically arranged between the bottom plate and the volute body and is positioned between the switching port and the air inlet of the volute body, and the filter screen component is arranged to be matched with the volute body and the shell to divide a space between the bottom plate and the volute body into a fresh air inlet area and an air exhaust inlet area which are respectively positioned at two sides of the filter screen component.
12. A fresh air module according to claim 11, wherein the fresh air intake region and the exhaust air intake region are located on the intake side of the fresh air volute, and/or The fresh air module further comprises an air outlet baffle which is detachably connected with the shell, a front side plate of the shell body is positioned between the fresh air volute and the air outlet baffle, and an avoidance gap is formed in the front side plate.
13. The fresh air module according to claim 11, wherein the filter screen component is in the shape of a circular arc, the fresh air module further comprises a wind guide ring arranged at the air inlet, the filter screen component is arranged on the wind guide ring, and/or The cover plate is fixed to the top plate by means of clamping forces of the volute body and the top plate.
14. An air duct machine, comprising: air duct machine main body, and The fresh air module of any one of claims 10 to 13, connected to the ducted machine body.

Description

Fresh air volute, fresh air module and air pipe machine The application relates to a split application of a new air volute, a new air module and an air pipe machine, which are applied for the application of 2023, 10 and 26 days, the application number of 202311409044.5 and the application name of the new air volute, the new air module and the air pipe machine. Technical Field The application relates to the technical field of air conditioners, in particular to a fresh air volute, a fresh air module and an air pipe machine. Background At present, a traditional air pipe machine volute with a fresh air function is generally assembled by a plurality of parts such as an upper volute, a lower volute, an air outlet frame and the like. The upper volute and the lower volute are of volute structures, and the structure of a fresh air inlet, a fresh air outlet, an air duct and the like is spliced and surrounded, and then an air outlet frame is arranged, so that a complete fresh air volute is formed. This approach results in higher die costs for the fresh air volute and higher production costs for the entire fresh air volute. Disclosure of Invention The application aims to solve the technical problem of providing a fresh air volute, a fresh air module and an air pipe machine, which can reduce the mould cost and the production cost of the fresh air volute. The embodiment of the application provides a fresh air volute, which comprises a volute body and a cover plate, wherein the volute body is provided with an air inlet, a fresh air outlet, an air exhaust outlet and a switching port, the volute body is of an integrated structure, the central axis of the air inlet is arranged along the axial direction of the volute body, the volute body comprises a side wall plate, a volute tongue plate arranged on the inner side of the side wall plate and an end plate connected with the side wall plate and the volute tongue plate, the air inlet and the switching port are arranged on the end plate, the fresh air inlet and the fresh air outlet are arranged on the side wall plate, one end of the volute tongue plate is connected with the side wall plate, the air exhaust outlet is arranged between the side wall plate and the other end of the volute tongue plate, the fresh air inlet is arranged to be in communication with the switching port and the air exhaust outlet, the fresh air inlet, the switching port, the air inlet and the fresh air outlet can be communicated with each other to form a first airflow channel, the first airflow channel is an air channel, the air inlet and the air channel, the air outlet and the volute body is arranged on one side of the air channel opposite to the side of the cover plate, and the air channel is arranged on one side of the air channel. The fresh air volute provided by the embodiment of the application comprises a volute main body and a cover plate. The spiral case main part is integrated into one piece structure to be equipped with air intake, wind wheel installation cavity, new trend entry, new trend export, structure such as export of airing exhaust, and the apron links to each other with the axial one end of spiral case main part only, surrounds the air flue with the spiral case main part. Therefore, the volute structure is only required to be arranged on the volute body, the cover plate does not need to be arranged into the volute structure, and the cover plate can be formed even without a die, so that the die structure of the fresh air volute is facilitated to be simplified, the die cost is facilitated to be reduced, and the production cost of the fresh air volute is reduced. And, new trend spiral case not only is equipped with the new trend wind channel, still is equipped with the wind channel of airing exhaust, and the new trend wind channel can be used for discharging indoor fresh air into indoor space, and the wind channel of airing exhaust can be with indoor dirty air discharge to outdoor space to be favorable to abundant new trend module's function, make new trend module both have the new trend mode, also have the mode of airing exhaust, and new trend mode and the mode of airing exhaust all are favorable to improving indoor air quality. Therefore, when the outdoor air quality is good, the indoor air quality can be improved through the fresh air mode, and when the outdoor air quality is poor, the indoor air quality can be improved through the exhaust mode, so that the use experience of the air pipe machine is improved. The embodiment of the application also provides a fresh air module, which comprises a shell and the fresh air volute, wherein the fresh air volute is arranged in the shell and is connected with the shell. The embodiment of the application also provides an air duct machine, which comprises an air duct machine main body and the fresh air module according to any one of the above embodiments, and is connected with the air duct machine main body. Drawings Fig. 1 is a schematic perspective