CN102538074B - Air-conditioner indoor wall hanging machine with dual-channel device - Google Patents

Air-conditioner indoor wall hanging machine with dual-channel device Download PDF

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Publication number
CN102538074B
CN102538074B CN201210016181.8A CN201210016181A CN102538074B CN 102538074 B CN102538074 B CN 102538074B CN 201210016181 A CN201210016181 A CN 201210016181A CN 102538074 B CN102538074 B CN 102538074B
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China
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air
slave
wall
fresh wind
wall hanging
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CN201210016181.8A
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CN102538074A (en
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王昕�
高雪垒
史云
代运天
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University of Shanghai for Science and Technology
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University of Shanghai for Science and Technology
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Abstract

The invention discloses an air-conditioner indoor wall hanging machine with a dual-channel device. The air-conditioner indoor inner wall hanging machine comprises a combined fresh air tube, a wall-hung main machine and a wall-hung auxiliary machine, wherein the wall-hung main machine is respectively connected with the combined fresh air tube and the wall-hung auxiliary machine; the combined fresh air tube comprises a fresh air tube, a refrigerant tube and a condensed water tube; the wall-hung main machine comprises a main machine air return port, a fresh air tube channel, a main machine housing and a main machine air supply port; the wall-hung auxiliary machine comprises an auxiliary machine air return port, an auxiliary machine fresh air port, an auxiliary machine second fresh air port, an auxiliary machine second air return port and an auxiliary machine air supply port; one end of the fresh air tube channel is connected with the fresh air tube; and the other end of the fresh air tube channel is connected with the auxiliary machine second fresh air port. According to the air-conditioner indoor wall hanging machine with the dual-channel device, disclosed by the invention, fresh air is introduced from the outdoor; and in summer, the introduced fresh air is preliminarily cooled by condensed water so as to save energy; meanwhile, according to the wall-hung auxiliary machine, the air supply from different angles is realized, the adverse condition that the indoor space is cool in the upper part and heat in the lower part is improved, the introduction of indoor fresh air is realized and indoor thermal environment and air quality can be remarkably improved.

Description

A kind of air-conditioner indoor wall on-hook with double pass system
Technical field
The invention belongs to air conditioner refrigerating technical field, relate to a kind of air-conditioner indoor wall on-hook, relate in particular to a kind of air-conditioner indoor wall on-hook with double pass system.
Background technology
Present stage, residential air conditioner was more and more universal, and concentrated central air conditioner system has the function that provides new wind to indoor, but for most of domestic consumers, and its separating air conditioner used does not have and send new wind function, causes room air dirt.Under winter condition, due to hot-air floating characteristic, a large amount of heat localizations are above room, and room upper heat and lower cold, has formed larger thermograde.The common practices that improves upper heat and lower cold is allow air outlet send air-flow down and keep certain speed, because family expenses space is comparatively narrow and small, under supply gas to flow to toward the territory people that make to live and feel blowing feeling.
In existing air-conditioning technical, the Chinese invention patent that notification number is 1594998A, name is called " split-type air conditioner intelligent fresh air introducing apparatus " and has provided the thinking of the new wind of intelligent introducing, does not provide thinking to room air current composition reasonably optimizing.
In addition, notification number is the Chinese invention patent of 101307940A, name is called " with the split air conditioning system of new wind and low temperature aeration device " and has proposed the new wind measure of introduction that fresh air pipeline and wall-hanging split air conditioner combine, its fresh air pipeline is positioned at after indoor set, because the indoor split air conditioner of major part is arranged on interior wall, exterior wall is installed indoor set most of family is difficult to realize, and system is excessive, controls complicated.
Summary of the invention
Technical problem to be solved by this invention is: a kind of air-conditioner indoor wall on-hook with double pass system is provided, utilizes wherein independently air-supply passage realization new wind is provided to room and improves indoor air flow tissue, improve indoor human settlement's comfortableness.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
With an air-conditioner indoor wall on-hook for double pass system, described air-conditioner indoor wall on-hook comprises: combination fresh wind tube, wall hanging main frame, wall hanging slave, and wall hanging main frame is connected with combination fresh wind tube, wall hanging slave respectively;
Described combination fresh wind tube comprises fresh wind tube, refrigerant pipe, condensate pipe;
Described wall hanging main frame comprises main frame return air inlet, fresh wind tube passage, host machine casing, main frame air outlet;
Described wall hanging slave comprises slave return air inlet, slave fresh wind port, slave the second fresh wind port, slave the second return air inlet, slave air outlet; One end of fresh wind tube passage connects fresh wind tube, and the other end connects slave the second fresh wind port.
As a preferred embodiment of the present invention, described slave the second fresh wind port is provided with the first new wind air-valve, and slave the second return air inlet is provided with the second new wind air-valve.
As a preferred embodiment of the present invention, indoor while having new wind to need, outdoor fresh air enters slave second fresh wind port of wall hanging slave blower fan suction casing through the fresh wind tube passage of fresh wind tube and main frame, room air is sent through slave air outlet after slave return air inlet mixes with outdoor new wind.
As a preferred embodiment of the present invention, in the time can utilizing outdoor air to carry out gravity-flow ventilation, off-premises station quits work, and stops carrying refrigerant, and now wall hanging slave works independently, and completes room ventilation by slave air outlet; Air quantity adjustment means are to regulate the first new wind air-valve in slave the second fresh wind port, slave the second return air inlet, aperture and the main frame power of fan of the second new wind air-valve.
As a preferred embodiment of the present invention, under pattern, slave air outlet gas goes out flow path direction upwards in the winter time, and air-flow attaches ceiling after slave air outlet blows out, and gathers heat to top, room and facilitates Indoor Thermal to be evenly distributed with disturbance;
Under this pattern, off-premises station no longer provides heat to wall hanging slave, and it is the cold airflow obtaining after directly mixing by slave return air inlet and slave the second return air inlet that slave air outlet goes out stream;
If the now new wind of indoor needs, opens the first new wind air-valve of slave the second fresh wind port, improve indoor air quality.
As a preferred embodiment of the present invention, described combination fresh wind tube also comprises outdoor rain-proof hurricane globe, condensate pipe heat exchange fin; Outdoor rain-proof hurricane globe is arranged at one end of fresh wind tube.
As a preferred embodiment of the present invention, under summer mode, outdoor new wind is admitted in fresh wind tube, the condensed water that now wall hanging main frame produces is through condensate pipe and new wind counter-current flow, new wind by with condensate pipe on condensate pipe heat exchange fin carry out heat exchange, condensed water cold is passed to air, complete heat exchange to save the energy; Preliminary cooling new wind is sent into indoor through wall hanging slave.
As a preferred embodiment of the present invention, described combination fresh wind tube also comprises condensate pipe support, in order to support condensate pipe.
As a preferred embodiment of the present invention, described fresh wind tube is rectangle.
Beneficial effect of the present invention is: the air-conditioner indoor wall on-hook of band double pass system of the present invention, from the new wind of outdoor introducing, is introduced preliminary cooling the saved energy of new wind through condensed water summer; Meanwhile, realize different angles air-supply by wall hanging slave, improve the unfavorable situation of indoor upper heat and lower cold in winter, and realize the introducing of indoor fresh air, can obviously improve indoor thermal environment and air quality.
Brief description of the drawings
Fig. 1 is the scheme of installation of the air-conditioner indoor wall on-hook of band double pass system of the present invention;
Fig. 2 is the combination fresh wind tube part-structure schematic diagram of air-conditioner indoor wall on-hook of the present invention;
Fig. 3 is the inner fresh wind tube sectional view of the wall hanging main frame of air-conditioner indoor wall on-hook of the present invention;
Fig. 4 is the wall hanging slave structural representation of air-conditioner indoor wall on-hook of the present invention;
Fig. 5 is the winter condition room air motion schematic diagram that the present invention adjusts chamber interior walls on-hook;
Fig. 6 is the summer condition room air motion schematic diagram of air-conditioner indoor wall on-hook of the present invention;
Fig. 7 is air channel, the wall hanging slave air port schematic diagram of air-conditioner indoor wall on-hook of the present invention.
Description of reference numerals:
1, combination fresh wind tube 2, wall hanging main frame
3, wall hanging slave 11, outdoor rain-proof hurricane globe
12, rectangle fresh wind tube 13, refrigerant pipe
14, condensate pipe 15, condensate pipe heat exchange fin
16, condensate pipe support 21, main frame return air inlet
22, fresh wind tube passage 23, host machine casing
24, main frame air outlet 31, slave return air inlet
32, slave fresh wind port 331, slave the second return air inlet
332, slave the second return air inlet 34, slave air outlet
Detailed description of the invention
Describe the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing.
Embodiment mono-
Refer to Fig. 1, the present invention has disclosed a kind of air-conditioner indoor wall on-hook with double pass system, and described air-conditioner indoor wall on-hook comprises: combination fresh wind tube 1, wall hanging main frame 2, wall hanging slave 3, wall hanging main frame 2 is connected with combination fresh wind tube 1, wall hanging slave 3 respectively.
As shown in Figure 2, combination fresh wind tube 1 comprises outdoor rain-proof hurricane globe 11, rectangle fresh wind tube 12, refrigerant pipe 13, condensate pipe 14, condensate pipe heat exchange fin 15, condensate pipe support 16.Outdoor rain-proof hurricane globe 11 is arranged at one end of rectangle fresh wind tube 12.Condensate pipe support 16 supports condensate pipe 14, in use can protect condensate pipe heat exchange fin 15.
As shown in Figure 3, described wall hanging main frame 2 comprises main frame return air inlet 21, fresh wind tube passage 22, host machine casing 23, main frame air outlet 24 to the structure of wall hanging main frame 2.
Refer to Fig. 4, described wall hanging slave 3 comprises slave return air inlet 31, slave fresh wind port 32, slave the second fresh wind port 331, slave the second return air inlet 332, slave air outlet 34; One end of fresh wind tube passage 32 connects rectangle fresh wind tube 12, and the other end connects slave the second fresh wind port 331.Described slave the second fresh wind port 331 is provided with the first new wind air-valve, and slave the second return air inlet 332 is provided with the second new wind air-valve.
Indoor while having new wind to need, as shown in Fig. 1,7, outdoor fresh air enters slave second fresh wind port 331 of wall hanging slave 3 blower fan suction casings through the fresh wind tube passage 22 of rectangle fresh wind tube 12 and wall hanging main frame 2, room air is sent through slave air outlet 34 after slave return air inlet 31 mixes with outdoor new wind, introduces new wind and builds good indoor air quality.In the time can utilizing outdoor air to carry out gravity-flow ventilation, off-premises station quits work, and stops carrying refrigerant, and now wall hanging slave 3 works independently, and completes room ventilation by slave air outlet 34.Air force can be definite according to room concrete condition, and air quantity adjustment means are aperture and the main frame power of fan that regulates the new wind air-valve in slave the second fresh wind port 331, slave the second return air inlet 332.
Under pattern, as shown in Figure 5, slave air outlet 34 gases of wall hanging slave 3 go out flow path direction upwards in the winter time, and air-flow attaches ceiling after slave air outlet 34 blows out, and gather heat to top, room and facilitate Indoor Thermal to be evenly distributed with disturbance.Under this pattern, off-premises station no longer provides heat to wall hanging slave 2, and it is the cold airflow obtaining after directly mixing by slave return air inlet 31 and slave the second return air inlet 332 that slave air outlet 34 goes out stream.If now the new wind of indoor needs is as shown in Figure 7, open the first new wind air-valve of slave the second fresh wind port 331, improve indoor air quality.
Under summer mode, as shown in Figure 6, outdoor new wind is admitted in rectangle fresh wind tube 12, the condensed water that now wall hanging main frame produces is through condensate pipe 14 and new wind counter-current flow, new wind by with condensate pipe 14 on condensate pipe heat exchange fin 15 carry out heat exchange, condensed water cold is passed to air, complete heat exchange to save the energy.Preliminary cooling new wind is sent into indoor through wall hanging slave 2.Owing to there being the existence of condensate pipe heat exchange fin 15, be in use protection condensate pipe heat exchange fin 15, spy arranges condensate pipe support 16.In the time that room is long and narrow, common wall-hung air conditioner can not solve long apart from transporting cold-air, as shown in Figure 6, goes out to flow angle cold air is delivered to space far away about this wall hanging slave air port 34 can change.
In sum, the wall hanging air conditioner slave independently that the invention has the advantages that flexible configuration, this air-conditioning slave has the new wind function of introducing and builds good air current composition function, and the new wind of condensed water precooling and all-fresh air ventilate and have saved again energy simultaneously.
Here description of the invention and application is illustrative, not wants scope of the present invention to limit in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and for those those of ordinary skill in the art, the various parts of the replacement of embodiment and equivalence are known.Those skilled in the art are noted that in the situation that not departing from spirit of the present invention or substantive characteristics, and the present invention can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.In the situation that not departing from the scope of the invention and spirit, can carry out other distortion and change to disclosed embodiment here.

Claims (9)

1. the air-conditioner indoor wall on-hook with double pass system, it is characterized in that, described air-conditioner indoor wall on-hook comprises: combination fresh wind tube (1), wall hanging main frame (2), wall hanging slave (3), and wall hanging main frame (2) is connected with combination fresh wind tube (1), wall hanging slave (3) respectively;
Described combination fresh wind tube (1) comprises fresh wind tube (12), refrigerant pipe (13), condensate pipe (14);
Described wall hanging main frame (2) comprises main frame return air inlet (21), fresh wind tube passage (22), host machine casing (23), main frame air outlet (24);
Described wall hanging slave (3) comprises slave return air inlet (31), slave fresh wind port (32), slave the second fresh wind port (331), slave the second return air inlet (332), slave air outlet (34); One end of fresh wind tube passage (22) connects fresh wind tube (12), and the other end connects slave the second fresh wind port (331);
It is downward that described main frame return air inlet (21) gas goes out flow path direction; Under pattern, slave air outlet (34) gas goes out flow path direction upwards in the winter time, and air-flow is attaching ceiling after slave air outlet (34) blows out, and gathers heat to top, room and facilitates Indoor Thermal to be evenly distributed with disturbance.
2. the air-conditioner indoor wall on-hook with double pass system according to claim 1, is characterized in that:
Described slave the second fresh wind port (331) is provided with the first new wind air-valve, and slave the second return air inlet (332) is provided with the second new wind air-valve.
3. the air-conditioner indoor wall on-hook with double pass system according to claim 2, is characterized in that:
Indoor while having new wind to need, outdoor fresh air enters slave second fresh wind port (331) of wall hanging slave blower fan suction casing through the fresh wind tube passage (22) of fresh wind tube (12) and main frame, room air is sent through slave air outlet (34) after slave return air inlet (31) mixes with outdoor new wind.
4. the air-conditioner indoor wall on-hook with double pass system according to claim 3, is characterized in that:
In the time can utilizing outdoor air to carry out gravity-flow ventilation, off-premises station quits work, and stops carrying refrigerant, and now wall hanging slave (3) works independently, and completes room ventilation by slave air outlet (34); Air quantity adjustment means are for regulating the first new wind air-valve in slave the second fresh wind port (331), slave the second return air inlet (332), aperture and the main frame power of fan of the second new wind air-valve.
5. the air-conditioner indoor wall on-hook with double pass system according to claim 2, is characterized in that:
Under pattern, off-premises station no longer provides heat to wall hanging slave (3) in the winter time, and slave air outlet (34) goes out the cold airflow of stream for obtaining after directly mixing by slave return air inlet (31) and slave the second return air inlet (332);
If the now new wind of indoor needs, opens the first new wind air-valve of slave the second fresh wind port (331), improve indoor air quality.
6. the air-conditioner indoor wall on-hook with double pass system according to claim 1, is characterized in that:
Described combination fresh wind tube (1) also comprises outdoor rain-proof hurricane globe (11), condensate pipe heat exchange fin (15); Outdoor rain-proof hurricane globe (11) is arranged at one end of fresh wind tube (12).
7. the air-conditioner indoor wall on-hook with double pass system according to claim 6, is characterized in that:
Under summer mode, outdoor new wind is admitted in fresh wind tube (12), the condensed water that now wall hanging main frame (2) produces is through condensate pipe (14) and new wind counter-current flow, new wind by with condensate pipe (14) on condensate pipe heat exchange fin (15) carry out heat exchange, condensed water cold is passed to air, complete heat exchange to save the energy; Preliminary cooling new wind is sent into indoor through wall hanging slave (3).
8. the air-conditioner indoor wall on-hook with double pass system according to claim 7, is characterized in that:
Described combination fresh wind tube (1) also comprises condensate pipe support (16), in order to support condensate pipe (14).
9. the air-conditioner indoor wall on-hook with double pass system according to claim 1, is characterized in that:
Described fresh wind tube (12) is rectangle.
CN201210016181.8A 2012-01-18 2012-01-18 Air-conditioner indoor wall hanging machine with dual-channel device Expired - Fee Related CN102538074B (en)

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CN105972697B (en) * 2016-05-26 2019-03-12 海信(山东)空调有限公司 Air-conditioning
CN108105896A (en) * 2018-01-30 2018-06-01 广东美的制冷设备有限公司 The protective cover of air conditioner
WO2019228043A1 (en) * 2018-05-30 2019-12-05 广东美的制冷设备有限公司 Communicating pipe of air conditioner and air conditioner
CN108518758A (en) * 2018-05-30 2018-09-11 广东美的制冷设备有限公司 The communicating pipe of air conditioner and air conditioner
CN108709259A (en) * 2018-05-30 2018-10-26 广东美的制冷设备有限公司 The communicating pipe of air conditioner and air conditioner
CN112013465A (en) * 2019-05-29 2020-12-01 青岛海尔智能技术研发有限公司 Ceiling type air conditioner indoor unit
CN111473415B (en) * 2020-04-16 2021-09-10 山东省鲁商建筑设计有限公司 Self-ventilation type air conditioner for smart home
CN113531879A (en) * 2020-04-22 2021-10-22 苏州三星电子有限公司 Fresh air device and air conditioning system
CN114543180A (en) * 2022-02-18 2022-05-27 北京小米移动软件有限公司 Machine and fresh air conditioning system in fresh air conditioning

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201129811Y (en) * 2007-11-16 2008-10-08 陈玉双 Intelligent digital type indoor air processor
CN101307940A (en) * 2008-07-17 2008-11-19 邓永林 Split type air conditioner with fresh air and low-temperature fresh air device
CN201748598U (en) * 2010-07-02 2011-02-16 上海理工大学 Dual-channel air supply cabinet air conditioner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02282629A (en) * 1989-04-24 1990-11-20 Matsushita Electric Ind Co Ltd Air conditioner
JP4004458B2 (en) * 2003-11-28 2007-11-07 シャープ株式会社 Air conditioner
JP4619983B2 (en) * 2006-04-14 2011-01-26 シャープ株式会社 Air conditioner
KR101191415B1 (en) * 2009-09-01 2012-10-16 위니아만도 주식회사 Multi-way discharge type air conditioner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201129811Y (en) * 2007-11-16 2008-10-08 陈玉双 Intelligent digital type indoor air processor
CN101307940A (en) * 2008-07-17 2008-11-19 邓永林 Split type air conditioner with fresh air and low-temperature fresh air device
CN201748598U (en) * 2010-07-02 2011-02-16 上海理工大学 Dual-channel air supply cabinet air conditioner

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JP平2-282629A 1990.11.20
JP特开2005-164063A 2005.06.23
JP特开2007-285566A 2007.11.01

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Inventor after: Wang Cuan

Inventor after: Gao Xuelei

Inventor after: Shi Yun

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