CN1521457A - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
CN1521457A
CN1521457A CNA031106870A CN03110687A CN1521457A CN 1521457 A CN1521457 A CN 1521457A CN A031106870 A CNA031106870 A CN A031106870A CN 03110687 A CN03110687 A CN 03110687A CN 1521457 A CN1521457 A CN 1521457A
Authority
CN
China
Prior art keywords
casing
air
gas
heat exchanger
conditioner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA031106870A
Other languages
Chinese (zh)
Inventor
李俊和
朴圣官
梁根荣
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1521457A publication Critical patent/CN1521457A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0025—Cross-flow or tangential fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/005—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floor; standing on the floor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30—Arrangement or mounting of heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/46—Air flow forming a vortex

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

A main body case has a suction port formed at a front and discharge ports formed at both sides. A heat exchanger is installed inside the suction port of the main body case. Two cross-flow fans are installed at both sides of an inner rear part of the main body case to send air passing through the heat exchanger to the discharge ports. An eddy preventing element is protruded toward the heat exchanger from an inner rear surface of the main body case between the two cross-flow fans not to generate eddy of air.

Description

Air-conditioner
Technical field
Present invention relates in general to a kind of air-conditioner, more particularly, relate to and a kind ofly be designed to prevent, accelerate the flow velocity of gas thus and reduce the air-conditioner of operating noise at the inner air-swirl that forms of air-conditioner indoor unit.
Background technology
In the air-conditioner indoor unit, casing is built-in with air blast and heat exchanger.The suction that air blast produces with room air from indoor be drawn into the casing and from casing to indoor discharging.Before indoor discharged air, heat exchanger is regulated gas in the casing by carrying out heat exchanging process.In some traditional air-conditioner patterns, owing to require cross flow fan to provide gas and quiet operation with high flow rate, so preferably use the air blast of cross flow fan as indoor unit.In addition, two or more cross flow fans can be installed so that improve the flow velocity of indoor unit internal gas in an indoor unit.
As shown in fig. 1: the conventional air conditioner indoor unit comprises two cross flow fans.As shown in FIG., casing 1 holds the parts of air-conditioner indoor unit, forms air intlet 2 on the antetheca of casing 1, forms air outlet slit 3 on each sidewall of casing 1.The precalculated position at air intlet 2 rears is provided with heat exchanger 4 in the casing 1, thereby its execution heat exchanging process is regulated the gas that sucks in the casing 1.Locate to be provided with two cross flow fan 5a and 5b at heat exchanger 4 rear portions at casing 1 rear portion and around air outlet slit 3 and to the chamber, discharge so that gas is drawn in the casing 1 and from casing 1 from the chamber by force.Operate at the same time in the indoor unit operating process of two cross flow fan 5a and 5b, gas access 2 is drawn onto in the casing 1 and passes through heat exchanger 4, like this before gas is directed into gas vent 3 by two cross flow fan 5a and 5b, by the temperature of heat exchanger 4 with adjustments of gas.Gas after the adjusting is discharged into indoor through gas vent 3 from casing 1 like this.
Yet, there is following problems in the indoor unit of above-mentioned air-conditioner: because it is different with the gas flow rate of 5b air-flow to flow to two cross flow fan 5a by heat exchanger 4 from gas feed 2, make to form air whirl " A " between casing 1 rear portion, two cross flow fan 5a and 5b.Eddy current " A " has reduced the flow velocity of gas, thereby makes indoor unit produce operating noise.
Summary of the invention
Correspondingly, an aspect of of the present present invention provides and can prevent at the inner air-swirl that forms of indoor unit, accelerates the flow velocity of gas thus and reduces the air-conditioner of operating noise.
Other aspects of the present invention and advantage are narrated part in the following description, and part obviously obtains from specification or can obtain by the practice to invention.
The present invention is aforementioned to be achieved by a kind of air-conditioner is provided with other aspects, it comprises: its antetheca place has the casing that gas feed and its each side-walls have gas vent, the heat exchanger that place, gas feed rear portion is provided with in the casing, two cross flow fans that both sides, casing rear portion are provided with, it can make gas flow to gas vent from the casing heat exchanger, be arranged in the casing and from the outstanding eddy current of the inner surface heat exchanger of casing rear wall and eliminate the unit, this eddy current is eliminated the unit can prevent to produce air whirl in casing.
In this air-conditioner, the outstanding thickness setting that eddy current is eliminated the unit is the 30-70% of distance between casing rear wall inner surface and the heat exchanger.
This eddy current is eliminated the longitudinal extension of unit along two cross flow fans.This eddy current eliminate unit can with the casing monolithic molding, perhaps before on the inner surface that is installed to the casing rear wall, independently make with casing.
Description of drawings
By to the description of following preferred embodiment and with reference to accompanying drawing, above-mentioned and other aspects of the present invention and advantage will become more obvious, and obtain understanding more clearly.
Fig. 1 is the cutaway view of conventional air conditioner indoor unit structure;
Fig. 2 is the decomposition diagram that shows according to air-conditioner indoor unit structure in the one embodiment of the invention;
Fig. 3 is the cutaway view that shows according to cellular construction in the air conditioner chamber of the embodiment of the invention;
Fig. 4 shows as the flow velocity that is arranged at the outstanding thickness function in the elimination of the eddy current in air-conditioner indoor unit unit among the present invention and the chart of operating noise.
The specific embodiment
Below with reference to the preferred embodiments of the present invention, embodiment is illustrated by accompanying drawing, and wherein identical drawing reference numeral is represented identical parts in whole specification.
Fig. 2 and Fig. 3 show the structure according to the air-conditioner indoor unit of the embodiment of the invention.As shown in FIG., the indoor unit of air-conditioner has the casing 10 of box-shape, and vertically forms gas feed longitudinally 13 on the antetheca of casing 10, vertically forms gas vent 14 longitudinally on the sidewall of casing 10.Thereby removably anterior casing 11 and rear portion casing 12 are assembled up and be assembled into casing 10.In this case, anterior casing 11 is installed on the open front on rear portion casing 12 tops, is assembled into casing 10 thus.Header board 13a is installed to the edge of gas feed 13 and spaced apart with gas feed 13 forward directions, and the edge along header board 13a just forms the space like this.Header board 13a covers gas feed 13, thereby makes casing 10 front portions have good surface appearance.The place is provided with filter 15 at the header board 13a rear portion of gas feed 13, thus with indoor gas by gas feed 13 inspiration casings 10 in the time, filter the impurity in the indoor gas.In this case, indoor gas flow in the filter 15 by the space around the header board 13a edge and to filter before flowing to casing 10 inside.
Gas feed 13 rear portions are equipped with heat exchanger 16 in the casing 10, and it carries out heat exchanging process so that the gas that sucks in the casing 10 by gas feed 13 is regulated.Heat exchanger 16 has and gas feed 13 corresponding vertically forms, and is vertically fixed in the casing 10.Also along its vertical centre bending shaft, heat exchanger 16 has the V-type cross section to heat exchanger 16 thus, the both sides of the edge directed forward and the outside of heat exchanger 16.Because the curved shape of heat exchanger 16, the gas that is sucked into casing 10 when indoor gas flows to gas vent 14 by heat exchanger 16 and then is discharged into when indoor, and the heat exchanger effectiveness of heat exchanger 16 is strengthened.The curved shape of heat exchanger 16 can also make gas effectively and flow through from gas feed 13 to gas vent 14 gas passage reposefully.
The rear portion of casing 10 and be provided with first and second cross flow fans 17,18 on the both sides at heat exchanger 16 rear portions, so by force with air from indoor suction casing 10 and be discharged into the gas in the casing 10 indoor.First and second cross flow fans 17,18 have longitudinal shape, stand vertically in the both sides at casing 10 rear portions, are provided with drive motor 17a, 18a in two cross flow fan 17,18 lower ends separately and drive cross flow fan 17,18 rotations.
Control blade 19 is hinged to respectively on two gas vents 14, flows to indoor airflow direction by gas vent 14 controls from casing 10 like this.The length and the width of two gas vents, 14 places control blade 19 almost equate with the length and the width of gas vent 14, when making air-conditioner out of service, controls blade 19 and can cover gas vent 14.In more detail, control blade 19 is hinged along two gas vents, 14 any back side edge places and casing 10, and rotates round about by means of the motor (not shown).Therefore, the gas average mark that gives off from casing 10 by gas vent 14 flows to indoor.Gas guided plate 20 extends to the position of about two cross flow fans, 17,18 outer surfaces from the forward edge of gas vent 14, can effectively gas be directed to gas vent 14 from cross flow fan 17,18 like this.
Operate at the same time in the air-conditioner operating process of two cross flow fans 17,18, indoor gas is inhaled in the casing 10 by gas feed 13 and by heat exchanger 16, heat exchanger 16 cooling or heated air form nice and cool or warm gas like this.This nice and cool or warm air is directed into gas vent 14 by two cross flow fans 17,18 afterwards, is discharged into indoor by gas vent 14 again.So just utilize air-conditioner indoor air temperature to be reduced or rising.
Be provided with eddy current in the air conditioner casing 10 and eliminate unit 30, this eddy current is eliminated unit 30 from the prominent heat exchanger 16 of the inner surface of casing 10 rear walls, and eddy current elimination unit 30 has prevented to produce air whirl " A " between two cross flow fans 17,18 of the back of casing 10 inside like this.As shown in Figure 2, eddy current elimination unit 30 vertically extends in parallel along two cross flow fans 17,18.As shown in Figure 3, eddy current is eliminated unit 30 before on the inner surface that is installed to casing 10 rear walls among the present invention, can with casing 10 rear wall monolithic moldings, perhaps with plastic material resin and casing 10 independent manufacturings.
Eddy current is eliminated unit 30 and has been removed in the casing 10 17,18 back space between two cross flow fans, and this space can produce air whirl in conventional air conditioner.Therefore, the back space between two cross flow fans 17,18 in casing 10 of the air-conditioner among the present invention can not produce eddy current, therefore improves the flow velocity of gas and reduces operating noise.
According to eliminating the experiment that the air-conditioner of unit is done to having eddy current, aspect strengthening gas flow rate and reducing operating noise, it is the 30-70% of distance " L " between casing 10 rear wall inner surfaces and the heat exchanger 16 from the outstanding thickness " H " of the prominent heat exchanger 16 of casing 10 rear wall inner surfaces that preferred design becomes eddy current elimination unit 30.Specifically, as shown in the table of Fig. 4, the thickness " H " of eliminating unit 30 when eddy current is during less than above-mentioned scope, even gas flow rate is accelerated, air-conditioner can produce higher operating noise.The thickness " H " of eliminating unit 30 when eddy current is during greater than above-mentioned scope, and the air-conditioner gas flow rate is not accelerated, and can produce higher operating noise yet.Yet when the thickness " H " that eddy current is eliminated unit 30 was designed to the 30-70% of distance " L " between casing 10 rear wall inner surfaces and the heat exchanger 16, air-conditioner just can reduce operating noise, the quickening gas flow rate.
Can obviously find out as mentioned above, the invention provides a kind of air-conditioner, it is provided with in casing from the eddy current of the prominent heat exchanger of casing rear wall inner surface and eliminates the unit.Because this eddy current is eliminated the unit, this air-conditioner can prevent at the inner generation of casing air whirl, thereby accelerate gas flow rate and reduce operating noise.
Though the present invention discloses by preferred embodiment and illustrates; but will be understood that those skilled in the art that various changes may be made on this basis and can not break away from invention protection domain defined by the claims and theme tone that protection scope of the present invention is limited by the scope of claim and equivalent thereof.

Claims (5)

1. air-conditioner, it comprises:
Have gas feed at its antetheca place, its each side-walls has the casing of gas vent;
Be arranged at place, gas feed rear portion heat exchanger in the casing;
Be arranged at two cross flow fans of both sides, casing rear portion, it can make the heat exchanger of gas from casing flow to gas vent; With
Be arranged in the casing and from the outstanding eddy current of the inner surface heat exchanger of casing rear wall and eliminate the unit, this eddy current is eliminated the unit can prevent to produce air whirl in casing.
2. air-conditioner as claimed in claim 1 is characterized in that it is the 30-70% of distance between casing rear wall inner surface and the heat exchanger that described eddy current is eliminated the outstanding thickness setting of unit.
3. air-conditioner as claimed in claim 2 is characterized in that the longitudinal extension of described eddy current elimination unit along two cross flow fans.
4. air-conditioner as claimed in claim 1 is characterized in that described eddy current elimination unit and casing monolithic molding.
5. air-conditioner as claimed in claim 1 is characterized in that described eddy current is eliminated the unit and casing is independently made, and is installed on the inner surface of casing rear wall.
CNA031106870A 2003-02-11 2003-04-22 Air conditioner Pending CN1521457A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020030008572A KR20040072911A (en) 2003-02-11 2003-02-11 Air conditioner
KR20038572 2003-02-11

Publications (1)

Publication Number Publication Date
CN1521457A true CN1521457A (en) 2004-08-18

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ID=34309357

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA031106870A Pending CN1521457A (en) 2003-02-11 2003-04-22 Air conditioner

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CN (1) CN1521457A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1955564B (en) * 2005-10-27 2010-05-05 乐金电子(天津)电器有限公司 Indoor unit of split air conditioner
WO2020124758A1 (en) * 2018-12-19 2020-06-25 青岛海尔空调电子有限公司 Duct type air conditioner

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100761290B1 (en) * 2005-08-24 2007-09-27 엘지전자 주식회사 Air conditioner and Control method of the same
KR100728352B1 (en) * 2006-09-05 2007-06-13 주식회사 대우일렉트로닉스 Airconditioner having apparatus for adjusting discharge direction of cool air
CN105423521B (en) * 2015-12-31 2018-12-25 广东美的制冷设备有限公司 Cabinet air-conditioner and air conditioner
CN106288007A (en) * 2016-08-25 2017-01-04 珠海格力电器股份有限公司 Air-conditioner
CN107940586A (en) * 2017-12-28 2018-04-20 广东美的制冷设备有限公司 Air-conditioning equipment
CN111895511A (en) * 2020-08-10 2020-11-06 珠海格力电器股份有限公司 Indoor unit of air conditioner

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1955564B (en) * 2005-10-27 2010-05-05 乐金电子(天津)电器有限公司 Indoor unit of split air conditioner
WO2020124758A1 (en) * 2018-12-19 2020-06-25 青岛海尔空调电子有限公司 Duct type air conditioner

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KR20040072911A (en) 2004-08-19

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication