CN211290298U - Fresh air conditioning system - Google Patents

Fresh air conditioning system Download PDF

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Publication number
CN211290298U
CN211290298U CN201921342103.0U CN201921342103U CN211290298U CN 211290298 U CN211290298 U CN 211290298U CN 201921342103 U CN201921342103 U CN 201921342103U CN 211290298 U CN211290298 U CN 211290298U
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CN
China
Prior art keywords
fresh air
indoor unit
conditioning system
air conditioning
air
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Application number
CN201921342103.0U
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Chinese (zh)
Inventor
周伟峰
熊军
徐志亮
周孝华
董龙
林辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TCL Air Conditioner Zhongshan Co Ltd
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TCL Air Conditioner Zhongshan Co Ltd
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Priority to CN201921342103.0U priority Critical patent/CN211290298U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The utility model discloses a new trend air conditioning system, new trend air conditioning system includes: the fresh air module is communicated with the indoor unit through a fresh air pipe; a fan assembly is arranged in the fresh air module and used for introducing outdoor fresh air into the indoor unit; and a cross-flow fan is arranged in the indoor unit and used for blowing outdoor fresh air introduced into the indoor unit into a room. The utility model discloses in, in the new trend module the fan subassembly is opened the back, and both sides can form the atmospheric pressure difference, inhales outdoor new trend the new trend pipe is transmitted to the indoor set in, is carried to indoor behind the cross-flow fan secondary pressurization of indoor set again, and the air current lasts and is stable, and because the secondary pressurization, has overcome the wind channel resistance, increases outdoor new amount of wind.

Description

Fresh air conditioning system
Technical Field
The utility model relates to an air conditioning technology field especially relates to a new trend air conditioning system.
Background
The air conditioner mainly adjusts and controls the temperature and the humidity of indoor air, but has no fresh air ventilation function. For not increasing indoor heat load, the air conditioner opens back user and usually can close door and window, and indoor environment is in airtight state, and personnel breathe and consume indoor oxygen and exhale carbon dioxide, and along with the increase of time, indoor carbon dioxide concentration will present linear growth, when the concentration of carbon dioxide reaches a definite value, will influence user's healthy.
Therefore, although the air conditioner with the fresh air function is derived, most of the air conditioners with the fresh air function in the prior art are insufficient in air volume, poor in ventilation effect and capable of influencing use of users.
Thus, there is still a need for improvement and development of the prior art.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a new trend air conditioning system, it is not enough to aim at solving the most amount of wind of the air conditioner that has the new trend function among the prior art, problem that the ventilation effect is not good.
The utility model provides a technical scheme that the problem adopted as follows:
a fresh air conditioning system comprising: fresh air conditioning system includes: the fresh air module is communicated with the indoor unit through a fresh air pipe; a fan assembly is arranged in the fresh air module and used for introducing outdoor fresh air into the indoor unit; and a cross-flow fan is arranged in the indoor unit and used for blowing outdoor fresh air introduced into the indoor unit into a room.
In one embodiment, the fresh air module further comprises a housing, a fresh air outlet is formed in the housing, and the fan assembly is arranged in the housing; the indoor unit also comprises a rear shell, and an air inlet is formed in the rear shell; fresh air pipe one end is connected fresh air outlet department, the other end is connected air inlet department.
In one embodiment, a main air duct is arranged in the indoor unit, the main air duct extends from the air inlet to the air outlet of the indoor unit, and the cross-flow fan is arranged in the main air duct.
In one embodiment, the fan assembly comprises: the centrifugal fan comprises a volute arranged in the shell and a centrifugal fan arranged in the volute.
In one embodiment, the centrifugal fan is a forward multi-bladed centrifugal fan.
In one embodiment, the housing is further provided with a fresh air inlet, and the fresh air inlet is arranged at the bottom of the housing.
In one embodiment, the diameter of the fresh air duct is 30-150 mm.
In one embodiment, the indoor unit further comprises a purification device, a mounting bracket is arranged at the air inlet, and the purification device is detachably mounted on the mounting bracket and is used for purifying the outdoor fresh air introduced into the indoor unit.
In one embodiment, the indoor unit is installed on the inner side of a wall, the fresh air module is installed on the outer side of the wall, and the fresh air pipe is arranged through the wall.
In one embodiment, a sensor for detecting the quality of indoor air is arranged on the indoor unit.
The utility model has the advantages that: the utility model discloses in, in the new trend module the fan subassembly is opened the back, and both sides can form the atmospheric pressure difference, inhales outdoor new trend the new trend pipe is transmitted to the indoor set in, is carried to indoor behind the cross-flow fan secondary pressurization of indoor set again, and the air current lasts and is stable, and because the secondary pressurization, has overcome the wind channel resistance, increases outdoor new amount of wind.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a fresh air conditioning system provided by an embodiment of the present invention.
Fig. 2 is an exploded view of a fresh air conditioning system provided by the embodiment of the present invention.
Fig. 3 is an installation schematic diagram of a fresh air conditioning system provided by the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
Because the air conditioner with the fresh air function in the prior art mostly has insufficient air quantity, the ventilation effect is not good, and the use of a user is influenced. In order to solve the problems in the prior art, the utility model provides a fresh air conditioning system, as shown in FIG. 1, fresh air conditioning system in this embodiment includes indoor set 100 and fresh air module 200, indoor set 100 with fresh air module 200 communicates through fresh air pipe 30, and fresh air module 200 is external form, installs outdoors, and indoor set 100 installs indoor. Specifically, as shown in fig. 2, a fan assembly is arranged in the fresh air module 200 in this embodiment, the fan assembly is used for introducing outdoor fresh air into the indoor unit 100, and a cross-flow fan is arranged in the indoor unit 100 (a position where 104 in fig. 2 is a position of the cross-flow fan); the fresh air module 200 is used for blowing fresh air introduced into the indoor unit 100 into a room.
As can be seen from fig. 3, since the fresh air module 200 of the present embodiment is installed outdoors and the indoor unit 100 is installed indoors, when the fan assembly in the fresh air module 200 is turned on, an air pressure difference is formed at two sides, outdoor fresh air is sucked into the casing 10 of the fresh air module 200 and then is transmitted into the indoor unit 100 through the fresh air pipe 30, and the fresh air is secondarily pressurized by the cross-flow fan of the indoor unit 100 and then is transmitted indoors to achieve ventilation, the air flow is continuous and stable (the arrow in fig. 3 indicates the air flow direction), and due to the secondary pressurization, the air duct resistance is overcome, the outdoor fresh air volume is increased, and the ventilation effect is better.
Specifically, as shown in fig. 1 and fig. 2, the fresh air module 200 includes a housing 10, a fresh air outlet 110 is disposed on the housing 10, and the fan assembly is disposed in the housing 10; the indoor unit 100 further comprises a rear casing 101, and an air inlet is formed in the rear casing 101; the fresh air pipe 30 is arranged through a wall when being installed, one end of the fresh air pipe is connected to the fresh air outlet 110, and the other end of the fresh air pipe is connected to the air inlet. Therefore, the fresh air pipe 30 communicates the fan assembly of the fresh air module 200 with the indoor unit 100, when outdoor fresh air passes through the fan assembly, air pressure difference is formed on two sides, the outdoor fresh air is sucked into the shell 10 in the fresh air module 200, then is transmitted to the air inlet of the indoor unit 100 through the fresh air pipe 30, and is secondarily pressurized by the cross-flow fan to convey the outdoor fresh air to the indoor unit, so that ventilation is realized. Preferably, in this embodiment, the air inlet on the rear casing of the indoor unit may be disposed on a side surface close to the heat exchanger of the indoor unit, so as to perform temperature processing on the introduced outdoor fresh air, thereby ensuring that the temperature of the air flow output by the cross flow fan is appropriate, and avoiding the occurrence of cold and hot phenomena. Preferably, in this embodiment, a main air duct is disposed in the indoor unit of the indoor unit 100, the main air duct extends from the air inlet to an air outlet of the indoor unit, the cross-flow fan is disposed in the main air duct, and the main air duct is configured to buffer introduced outdoor fresh air so as to prevent the cross-flow fan from operating unsmoothly due to an excessively fast wind speed.
Further, in the present embodiment, the fan assembly specifically includes a volute 210 and a centrifugal fan 220 disposed in the volute 210. In actual operation, the centrifugal fan 220 is used for providing positive pressure to convey outdoor fresh air entering from the fresh air inlet to the indoor unit through the fresh air pipe 30, so as to form good air flow. Preferably, the centrifugal fan 220 in this embodiment is a forward multi-blade centrifugal fan, the number of blades is 35-60, and the forward multi-blade centrifugal fan can better convey fresh outdoor air to the indoor unit 100. Preferably, the fresh air duct 30, the volute 210 and the centrifugal fan 220 in this embodiment are all injection molding components, and the strength of the fresh air duct 30, the volute 210 and the centrifugal fan 220 is effectively improved through an injection molding process, so that the service life is prolonged.
Preferably, the housing of this embodiment is further provided with a fresh air inlet, the fresh air inlet is arranged at the bottom of the housing 10, as can be seen from fig. 1, the direction of the outdoor fresh air, which is indicated by the arrow direction below the fresh air module 200 in fig. 1, entering the fresh air module 200 (i.e., the housing 10) is set at the bottom of the housing 10, so that the fresh air inlet is relatively hidden, and therefore, external dust or foreign matters can be prevented from being sucked into the housing 10. While the fresh air outlet 110 in this embodiment is disposed on the side of the casing 10, as can be seen from fig. 2, the casing 10 in this embodiment is rectangular, and since the fresh air module 200 in this embodiment is installed outdoors, that is, the casing 10 is installed on an outdoor wall, in this embodiment, the fresh air inlet is disposed at the bottom of the casing 10, and the fresh air outlet 110 is disposed on the side of the casing 10, when the casing 10 is installed on an outdoor wall, one end of the fresh air pipe 30 can be directly connected to the fresh air outlet 110, and passes through the wall from the fresh air outlet 110 to communicate with the indoor, so that the length of the fresh air pipe 30 can be effectively saved (since the fresh air module 200 is directly attached to the outdoor wall, the effective length of the fresh air pipe 30 (the distance between the fresh air outlet 110 and the air inlet of the indoor unit 100) is the thickness of the wall), and the new trend import sets up in the bottom of casing 10 for the new trend import is more hidden, thereby effectively avoids external foreign matter to follow in the new trend import gets into casing 10. Preferably, the diameter of the fresh air pipe 30 in this embodiment is 30-150mm, so that the air volume of the outdoor fresh air entering the indoor unit is sufficient. Further, the outer diameter of the fresh air pipe 30 is 30-150mm, the double-layer PE weather-resistant fresh air pipe is adopted, the inner wall surface of the fresh air pipe is smooth, the outer wall of the fresh air pipe is imposed, and the strength of the fresh air pipe 30 is improved, so that the fresh air pipe 30 is prevented from being folded and flattened due to different installation environments.
Further, referring to fig. 2 again, the indoor unit 100 of the present embodiment further includes an indoor unit middle frame 102, an indoor unit panel 103, and a purification device 40, where the purification device is composed of coarse cotton and a HEPA filter screen, and is used to purify the outdoor fresh air introduced into the indoor unit 100. Therefore, after the fresh air is transmitted to the air inlet of the indoor unit 100 through the fresh air pipe 30, the fresh air is purified by the purifying device 40 disposed at the air inlet, so that the air entering the room is pollution-free air, and the quality of the indoor air is improved. Preferably, in this embodiment, the air inlet is provided with a mounting bracket 410, and the purifying device 40 is detachably mounted on the mounting bracket 410, so that the purifying device 40 can be conveniently detached for maintenance or cleaning. Specifically, in order to facilitate the installation and detachment of the purification apparatus 40, the two sides of the purification apparatus 40 are provided with protrusions, and the protrusions can be just clamped in the mounting bracket 410, so that the purification apparatus 40 and the mounting bracket 410 are in clamping connection, i.e. detachable connection, and can be directly and obliquely lifted up, pulled out, replaced, and the use of a user is facilitated.
Preferably, the outdoor fresh air in this embodiment enters the air inlet of the indoor unit 100 and then enters the purification air duct, and the purification air duct is located between the pipe orifice of the fresh air pipe 30 (i.e. the pipe orifice at the end connected to the indoor unit 100) and the purification device 40, so that the outdoor fresh air firstly passes through the purification air duct and then passes through the purification device 40 for purification. In order to increase the dust holding capacity of the purifying device 40, the length a and the width b of the purifying air channel in this embodiment are set to be in the range of 100-300 mm, and the length b is set to be in the range of 50-100 mm. Through setting up purify the wind channel for outdoor new trend has sufficient space to cushion before purifier 40, and can not pass through purifier 40 too sharply, therefore outdoor new trend will be more abundant through purifier 40's purification, detach more effectively the dust in the outdoor new trend.
Further, a sensor 50 is further disposed on the indoor unit 100 in this embodiment, the sensor 50 is used for detecting indoor air quality, and a CPU of the fresh air conditioning system can control the fan assembly of the fresh air module 200 according to data collected by the sensor 50. Alternatively, the sensor 50 in this embodiment may adopt an integrated PM2.5, CO2, VOC concentration detection sensor, that is, the sensor 50 may detect the concentrations of PM2.5, CO2, and VOC (Volatile organic compounds) in a room. That is to say, can pass through in this embodiment the quality of room air is detected to sensor 50 to control according to the quality of the room air who detects new trend module 200's work, just start when needing room air quality poor the new trend module 200 comes to carry out ventilation to indoor, and close when room air quality is good new trend module 200, thereby reach energy saving's effect. For example, the present embodiment may be provided with a fresh air opening threshold, a maximum fresh air volume threshold, and a fresh air closing threshold. When the sensor 50 detects that the concentration of the indoor PM2.5 or CO2 or VOC exceeds the corresponding 'opening threshold', the fresh air module 200 is controlled to be opened at a low wind level; when the concentration of the indoor PM2.5 or CO2 or VOC exceeds the maximum fresh air threshold, controlling the fresh air conditioner 200 to operate in a high wind level; and when the concentration of the PM2.5 or the CO2 or the VOC in the room is lower than a closing threshold value, controlling the fresh air conditioner 200 to shut down. Therefore, the automatic control of the fresh air module 200 can be realized by the embodiment, so that the use of a user is more convenient.
To sum up, the utility model discloses a new trend air conditioning system, new trend air conditioning system includes: the fresh air module is communicated with the indoor unit through a fresh air pipe; a fan assembly is arranged in the fresh air module and used for introducing outdoor fresh air into the indoor unit; and a cross-flow fan is arranged in the indoor unit and used for blowing outdoor fresh air introduced into the indoor unit into a room. The utility model discloses in, in the new trend module the fan subassembly is opened the back, and both sides can form the atmospheric pressure difference, inhales outdoor new trend the new trend pipe is transmitted to the indoor set in, is carried to indoor behind the cross-flow fan secondary pressurization of indoor set again, and the air current lasts and is stable, and because the secondary pressurization, has overcome the wind channel resistance, increases outdoor new amount of wind.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (10)

1. The utility model provides a new trend air conditioning system which characterized in that, new trend air conditioning system includes: the fresh air module is communicated with the indoor unit through a fresh air pipe; a fan assembly is arranged in the fresh air module and used for introducing outdoor fresh air into the indoor unit; and a cross-flow fan is arranged in the indoor unit and used for blowing outdoor fresh air introduced into the indoor unit into a room.
2. The fresh air conditioning system according to claim 1, wherein the fresh air module further comprises a housing, a fresh air outlet is formed in the housing, and the fan assembly is arranged in the housing; the indoor unit also comprises a rear shell, and an air inlet is formed in the rear shell; fresh air pipe one end is connected fresh air outlet department, the other end is connected air inlet department.
3. The fresh air conditioning system as claimed in claim 2, wherein a main air duct is provided in the indoor unit, the main air duct extends from the air inlet to an air outlet of the indoor unit, and the cross flow fan is provided in the main air duct.
4. The fresh air conditioning system as recited in claim 2 wherein said fan assembly comprises: the centrifugal fan comprises a volute arranged in the shell and a centrifugal fan arranged in the volute.
5. Fresh air conditioning system according to claim 4, wherein the centrifugal fan is a forward multi-bladed centrifugal fan.
6. The fresh air conditioning system as claimed in claim 2, wherein the casing further defines a fresh air inlet, and the fresh air inlet is disposed at the bottom of the casing.
7. Fresh air conditioning system according to claim 2, wherein the fresh air duct has a diameter of 30-150 mm.
8. The fresh air conditioning system as claimed in claim 2, wherein the indoor unit further comprises a purification device, a mounting bracket is disposed at the air inlet, and the purification device is detachably mounted on the mounting bracket for purifying the fresh outdoor air introduced into the indoor unit.
9. The fresh air conditioning system as claimed in claim 8, wherein the indoor unit is installed inside a wall, the fresh air module is installed outside the wall, and the fresh air duct is installed through the wall.
10. The fresh air conditioning system as claimed in claim 1, wherein a sensor for detecting the quality of indoor air is provided on the indoor unit.
CN201921342103.0U 2019-08-16 2019-08-16 Fresh air conditioning system Active CN211290298U (en)

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CN201921342103.0U CN211290298U (en) 2019-08-16 2019-08-16 Fresh air conditioning system

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Application Number Priority Date Filing Date Title
CN201921342103.0U CN211290298U (en) 2019-08-16 2019-08-16 Fresh air conditioning system

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CN211290298U true CN211290298U (en) 2020-08-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112797489A (en) * 2020-12-30 2021-05-14 宁波奥克斯电气股份有限公司 Fresh air control method and device and air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112797489A (en) * 2020-12-30 2021-05-14 宁波奥克斯电气股份有限公司 Fresh air control method and device and air conditioner

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