WO2020262719A1 - 에어컨 실외기 과열방지장치 - Google Patents
에어컨 실외기 과열방지장치 Download PDFInfo
- Publication number
- WO2020262719A1 WO2020262719A1 PCT/KR2019/007622 KR2019007622W WO2020262719A1 WO 2020262719 A1 WO2020262719 A1 WO 2020262719A1 KR 2019007622 W KR2019007622 W KR 2019007622W WO 2020262719 A1 WO2020262719 A1 WO 2020262719A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- outdoor unit
- sheet
- light
- air conditioner
- shading
- Prior art date
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Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B21/00—Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B21/20—Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting articles of particular configuration
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards
- F24F1/58—Separate protective covers for outdoor units, e.g. solar guards, snow shields or camouflage
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F23/00—Advertising on or in specific articles, e.g. ashtrays, letter-boxes
Definitions
- the present invention relates to an air conditioner outdoor unit overheating prevention device that prevents overheating generated on the surface or outside of a housing for an air conditioner outdoor unit, thereby preventing a decrease in efficiency of a heat exchange unit installed therein.
- the air conditioner generally includes an indoor unit that is driven indoors to supply cool air to the room, and an outdoor unit that is installed outdoors and emits heat absorbed from the room to the outside.
- the outdoor unit of such an air conditioner is installed outdoors and plays a role of discharging the heat absorbed by the indoor unit to the outside.
- the outdoor unit of an air conditioner installed around a building is exposed to direct sunlight or becomes high temperature in summer, so thermal efficiency is low. And there was a problem that the power consumption increased.
- Patent Document 1 describes a technology in which silver foil is coated on the outer surface and the edges of the first and second blocking mats stacked on each other are connected through a frame member, and the blocking mat is supported so that it can be rolled in one direction. .
- Patent Document 2 a sunshade plate that acts as a sunshade by operating on the front or upper side of the outdoor unit is installed, the sunshade plate is connected to the outdoor unit as a hinge on both sides, and the first, second, and third supports that rotate are connected, and the first The technology in which the first and second length adjusters are connected to accommodate the second support is described.
- This conventional outdoor unit protection means is installed only in the upper part of the outdoor unit and cannot cover the entire outdoor unit, so the effect of blocking the radiant heat of sunlight decreases, and as the structure is in close contact with the outdoor unit, there is a risk of corrosion. There is a disadvantage in that the operation becomes poor due to an increase in the load due to the accumulation of snow and the like.
- the object of the present invention for improving the conventional problems as described above is, in summer? This is to solve the problem that the temperature rises due to direct sunlight or exposure to hot air.
- the present invention is to prevent overheating of an air conditioner outdoor unit in which a heat shielding means is installed at one or more selected from the outer surface of the outdoor unit or the outer space of the outdoor unit so as to prevent the temperature inside the outdoor unit by heating the outer surface of the outdoor unit. Provide the device.
- the heat shielding means provides an air conditioner outdoor unit overheating prevention device comprising a light blocking sheet frame disposed around the outdoor unit and a light blocking sheet connected to the light blocking sheet frame so as to be positioned at a portion other than the upper surface of the outdoor unit.
- the shading sheet frame is installed to be 20 to 100 cm apart from the outdoor unit to form a shade at the inlet of the outdoor unit, and the shading sheet has a shading ratio of 70% or more and 95% or less, and the strength of the shading sheet is 850N or more.
- the elongation of the light-shielding sheet is 30% or more
- the ventilation light-shielding net structure the elongation of the light-shielding sheet is 30% or more
- the ventilation rate is 25% or more and 45% or less
- the yarn of a high-density polyethylene resin composition is knitted by Raschel It provides an air conditioner outdoor unit overheating prevention device consisting of.
- the high-density polyethylene resin composition further contains at least one selected from the group of additives consisting of white pigments, silver pigments, black pigments and ultraviolet absorbers, light stabilizers, antioxidants, photocatalysts, etc. Provides a prevention device.
- the heat shielding means is an air conditioner outdoor unit consisting of at least one selected from configurations of an exhaust port having a certain height in the outdoor unit and a blocking plate formed higher than the exhaust port so as to minimize a shielding layer formed on the outer surface of the outdoor unit and descending airflow.
- a prevention device is provided.
- the light-shielding sheet frame is further provided with an advertisement board on at least one side
- the heat shielding means is an air conditioner outdoor unit overheating prevention device in which one or more selected from a light-shielding sheet and a light-shielding sheet frame, a shielding layer and a sub-exhaust port are integrally provided. Provides.
- the ventilation shielding net structure As described above, according to the present invention, by applying the ventilation shielding net structure to the outdoor unit, it is possible to reduce the load of the outdoor unit, thereby achieving reduction in power consumption.
- FIG. 1 is a perspective view showing the outline of the configuration of an outdoor unit to which the present invention is applied.
- Fig. 2 is a perspective view showing the outline of the structure of the ventilation shielding net structure according to the first embodiment of the present invention.
- Fig. 3 is a perspective view showing the outline of the structure of a light shielding sheet and a light shielding sheet frame according to a second embodiment of the present invention.
- FIG. 4 is a perspective view showing the outline of the structure of the light shielding sheet and the light shielding sheet frame according to the third embodiment of the present invention.
- Fig. 5 is a perspective view showing the outline of the structure of a light shielding sheet and a light shielding sheet frame according to a fourth embodiment of the present invention.
- FIG. 6 is a perspective view showing the outline of the configuration of a light shielding sheet and a light shielding sheet frame according to a fifth embodiment of the present invention.
- the invention is not limited to its content unless the gist thereof is changed.
- the outdoor unit is applied in various forms, and the outdoor unit 2 described in the present invention includes an inlet 21 and an exhaust port 22, and includes an inspection port 23 and the like.
- the outdoor unit 2 has a box shape, has a built-in heat exchange unit, and is connected to an indoor unit (not shown) of a building or room to be air-conditioned through a pipe, so that heat exchange according to purposes such as cooling and heating is performed through the pipe.
- Conduct
- the indoor unit blows cold or warm wind from the indoor unit to the building or room
- the outdoor unit 2 also discharges warm and cold wind after performing heat exchange with external air according to its operating conditions.
- the present invention is not limited to the one shown in the outdoor unit 2, there is no limitation on the number and direction of the intake and exhaust ports, and can be applied to the entire outdoor unit.
- the heat shielding means 50 is installed on the outer surface of the outdoor unit or at least one selected from the outer space of the outdoor unit so as to prevent an increase in temperature inside the outdoor unit by heating the outer surface of the outdoor unit 10.
- the heat shielding means 50 may be installed on the front side except for the exhaust port of the outdoor unit.
- the frame 32 and the light shielding sheet 31 connected to the light shielding sheet frame 32 so as to be positioned at a portion excluding the exhaust port 22 of the outdoor unit may be installed in a space.
- the shading sheet 31 is used having a shading ratio of 70% or more and 95% or less, a strength of 850N or more, and an elongation (ductility) of 30% or more.
- the shading sheet frame 32 is installed so that the inlet 21 becomes a shade when the shading sheet 31 is installed, and the distance d1 between the inlet 21 and the shading sheet frame 32 is 20-100cm It is installed to maintain.
- the light blocking sheet frame 32 covers the suction port 21 by the light blocking sheet 31 at a height position in the vertical direction above the upper end of the suction port 21? It is an installed structure.
- the light-shielding sheet frame 32 is in a horizontal direction from the upper end of the light-shielding sheet surface 111 and the inlet 21 provided in a vertical direction to face the inlet 21 It is installed to extend toward the light-shielding sheet surface 111 so as to integrally have the upper light-shielding sheet surface 112 and the light-shielding sheet surface 113 on the side surface.
- a shade area 11a is formed inside the light blocking sheet surfaces 111, 112, and 113.
- two or more of the shading sheet surfaces 111, 112, and 113 may be formed in the shade region 11a.
- the light blocking sheet surface may be installed in close contact with the outdoor unit housing.
- the increase in the ambient temperature of the suction port 21 can be prevented by the shade area 11a, and operation can be avoided in an overheated state, thereby reducing the operating load of the outdoor unit 2 and enabling stable operation at a low load. Can also be reduced.
- the distance d1 between the inlet 21 and the shading sheet frame 32 in the shade area 11a is set to be 20 cm or more, and if the gap is less than 20 cm, the effect of reducing the driving load cannot be obtained. In addition to hindering the inhalation, there are cases where the operating load is increased.
- the upper shading sheet surface 112 is used for heat exchange in the outdoor unit after inhaling the intake air F1 from the intake port 21 of the outdoor unit 2, and exhaust F2 from the exhaust port 22 It is installed on one side of the discharged part.
- the upper light shielding sheet surface 112 is provided.
- the light shielding sheet surface 112 may be replaced with a blocking plate 55 that prevents air penetration, or may be installed to minimize the inflow of air exhausted from the top by overlapping one or more layers.
- the shading sheet surface 113 of the side is installed at a position facing the inspection hole 23 of the outdoor unit 2 or the like? It is possible, and forming the upper, front and side light shielding sheet surfaces 112, 111, and 113 extending from each other to form a shade region 11a forming a space inside the upper, front, and side surfaces.
- the inspection port 23 refers to all surfaces other than the surface on which the inlet and the exhaust port are formed, and the influence of sunlight or wind is reduced in various directions.
- the shading sheet frame 32 functions as a frame for attaching the shading sheet.
- they are connected to each other to have a three-dimensional shape in the shape of a rod and a plate shape.
- a frame is made using iron pipes or bars, and the shading sheet is wound on the bar or a joint for attaching the shading sheet is installed to place the shading sheet on the bar. Fixed to use.
- the light-shielding sheet 31 is breathable and has a light-shielding ratio of 70
- % Or more and 95% or less, strength of 850N or more, and elongation (ductility) of 30% or more are used.
- the heat shielding means selects and applies at least one selected from configurations of a light shielding sheet and a light shielding sheet frame, a shielding layer, a sub-exhaust port, and a shielding plate according to the state of the outdoor unit.
- the shading sheet 31 used in the present invention has a shading ratio of 70% or more and 95% or less, and a shading ratio of 70% or more to prevent an increase in the temperature of the outdoor unit due to sunlight, and the shading ratio is 95%. If it becomes more than that, it becomes difficult to maintain the air permeability, and since the transmittance of light decreases in winter to prevent temperature rise in the shade area, the upper limit of the shading ratio is preferably 93% or less, and more preferably 90% or less.
- the light shielding sheet used in the present invention has a strength of 850N or more.
- the light shielding sheet can improve the workability of the light shielding sheet and suppress deformation due to the flow of air during intake and exhaust of the outdoor unit.
- an elongation (ductility) of 30% or more is used as the light shielding sheet 31 used in the present invention.
- the shading sheet 31 can be manufactured by selecting a yarn and a fabric structure.
- thermoplastic resin More specifically, it can be manufactured using a thermoplastic resin.
- thermoplastic resin polyolefin resin such as polypropylene and polyethylene
- polyester resin such as polyethylene terephthalate, polyvinyl alcohol, polyvinyl chloride, polystyrene, polyamide, and the like may be used.
- the light-shielding sheet 31 used in the present invention is made of a structure obtained by russell-knitted yarn of a high-density polyethylene resin composition, so that it is possible to implement a ventilation light-shielding net structure with excellent durability that satisfies the light-shielding ratio.
- the light-shielding sheet 31 is a pigment having a color such as white, silver, black, etc. as a base material of a high-density polyethylene resin, an ultraviolet absorber, a light stabilizer, an antioxidant
- composition further containing additives made of, etc.
- the light blocking sheet 31 may further include a photocatalyst having a light blocking effect.
- a shielding layer 53 made of a configuration in which heat-resistant paint, plastic, urethane, silicone, styrofoam, etc. is applied is laminated. It is installed to realize heat shielding and insulation effect.
- the housing itself may be made of a material having thermal insulation performance. That is, as a dual structure in which the heat insulation performance of the housing itself and the heat shielding means installed on the surface or space are installed, the heat shielding and heat insulation effects are maximized.
- the light-shielding sheet frame 32 on which the light-shielding sheet 31 is installed is installed to have a height higher than the exhaust port to minimize the inflow of air discharged from the exhaust port 22 as shown in FIGS.
- a blocking plate 55 is installed on the light blocking sheet frame 32 on the side where the exhaust port is located.
- the light blocking sheet 31 may be connected to the light blocking sheet frame 32 on the surface where the exhaust port is located.
- the blocking plate 55 may be integrally laminated with a decorative layer 61 such as an advertisement or a company name on its upper surface.
- the ID groove 63 is integrally provided so that the shading sheet 31 having a frame is connected in a sliding type from the top or side, and the shading sheet is inserted into a plurality of to form a divided space to further enhance the cooling and heat insulation effect. do.
- the upper side of the sliding-inserted light shielding sheet 31 may also be connected to a separate light shielding sheet, rather than an open configuration, to form a separate space.
- a double or more structure prevents hot air from flowing in. Do it.
- the area of the light blocking sheet 31 is changed according to the climate so that the upper, front and side light blocking sheet surfaces 112, 111, and 113 are formed. It can be set differently.
- the heat shielding means 50 includes a shielding layer 53 laminated on the outer surface of the outdoor unit, that is, the housing 51, and a sub-exhaust port protruding so as to be able to adjust a certain height from the outdoor unit to minimize the downward airflow of the exhaust port. It consists of a configuration of 56, and the sub-exhaust port 56 may have a configuration that can be accommodated and exposed, and a bellows type.
- the shading sheet 31 is preferably of a knitted structure, and in particular, it is preferable to manufacture by Russell knitting because it is less likely to be damaged by long-term outdoor use while maintaining mechanical strength, breathability, and mass production.
- Russell knitting it is preferable to use a yarn of 350 to 450 dtex for the vertical thread, and a thread of 900 to 1100 dtex for the insertion thread.
- the light shielding sheet 31 used in the invention has a ventilation rate of 25% or more and 45% or less.
- limiting the ventilation rate of the shading sheet 31 to 25% or more and 45% is that the air in the shade area 11a is properly moved, while the warmth in winter is deteriorated or warm air in the shade area cannot be obtained. , Inhaling the outside air as it is, so that it does not get the inhibitory effect of luck? It is to solve the problem that becomes.
- the ventilation rate is too low, the air permeability is insufficient, the intake amount is insufficient, an appropriate air conditioning effect may not be obtained, or the operating load of the outdoor unit may increase.
- the light-shielding sheet 31 of the present invention contains a black pigment to improve weather resistance, and further improves the weather resistance of the light-shielding sheet exposed to sunlight outdoors, including an ultraviolet absorber and a light stabilizer.
- a ventilation shielding frame structure that minimizes the operating load of the outdoor unit is provided, the driving load of the outdoor unit is minimized, and it contributes to a reduction in power consumption.
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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)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Textile Engineering (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
Description
Claims (6)
- 실외기의 외표면 가열에 의해 실외기 내부의 온도상승을 방지하면서 흡기구 에 그늘을 형성토록 실외기의 외표면 또는 실외기 외부 공간 중 선택되는 어느 한 곳 이상에 열차폐수단이 설치되는 에어컨 실외기 과열방지장치.
- 제1항에 있어서, 상기 열차폐수단은, 실외기의 주변에 배치된 차광시트프레 임과 상기 차광시트프레임에 연결되는 차광시트로 이루어진 것을 특징으로 하는 에 어컨 실외기 과열방지장치.
- 제2항에 있어서, 상기 차광시트프레임은, 실외기의 흡입구에 그늘을 형성하 도록 실외기에서 20~100cm 이격토록 설치되고,상기 차광시트는 차광비율이 70 % 이상95 % 이하이고, 상기 차광시트의 강도가 850N 이상이며,상기 차광시트의 신도가 30 % 이상인 통풍차광그물망구조 상기 차광시트의 신율(연성)이 30 % 이상이며, 통풍율이 25 % 이상 45 % 이하이고, 고밀도 폴리에틸 렌수지조성물의 실을 라셀 뜨개질한 조직으로 이루어진 것을 특징으로 하는 에어컨 실외기 과열방지장치.
- 제2항에 있어서, 상기 차광시트는, 고밀도폴리에틸렌 수지조성물이 백색안료, 은색안료, 흑색안료 및 자외선흡수제, 광안정제, 산화방지제, 광촉매 등 으로 이루어진 첨가제군에서 선택되는 적어도 하나 이상을 더 함유하는 것을 특징 으로 하는 에어컨 실외기 과열방지장치.
- 제1항에 있어서, 상기 열차폐수단은, 실외기의 외표면에 형성된 차폐층과 하 강기류를 최소화 하도록 실외기에서 일정한 높이를 갖도록 돌출되는 차폐판의 구성 중 선택되는 하나 이상으로 이루어진 것을 특징으로 하는 에어컨 실외기 과열방지 장치.
- 제2항 또는 제5항에 있어서, 상기 차광시트프레임 또는 차단판은, 적어도 일 측에 광고판이 더 구비되고,상기 열차폐수단은, 차광시트와 차광시트프레임, 차폐층과 서브배기구 및 차 단판의 구성중 선택되는 하나 이상이 일체로 구비되는 것을 특징으로 하는 에어컨 실외기 과열방지장치.
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PCT/KR2019/007622 WO2020262719A1 (ko) | 2019-06-25 | 2019-06-25 | 에어컨 실외기 과열방지장치 |
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PCT/KR2019/007622 WO2020262719A1 (ko) | 2019-06-25 | 2019-06-25 | 에어컨 실외기 과열방지장치 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013249984A (ja) * | 2012-05-30 | 2013-12-12 | Kyoraku Techno Kk | エアコン室外機用日除けカバー |
JP2014040961A (ja) * | 2012-08-22 | 2014-03-06 | Eiichi Unno | 遮蔽構造、遮蔽方法および取付部材 |
JP2014115032A (ja) * | 2012-12-11 | 2014-06-26 | Sharp Corp | 空気調和機および加熱ユニット |
EP2767768A1 (en) * | 2013-02-18 | 2014-08-20 | Franco Palmucci | Cover for outdoor unit |
KR20150135902A (ko) * | 2014-05-26 | 2015-12-04 | 박근석 | 에어컨 실외기의 송풍 유도장치 |
-
2019
- 2019-06-25 WO PCT/KR2019/007622 patent/WO2020262719A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013249984A (ja) * | 2012-05-30 | 2013-12-12 | Kyoraku Techno Kk | エアコン室外機用日除けカバー |
JP2014040961A (ja) * | 2012-08-22 | 2014-03-06 | Eiichi Unno | 遮蔽構造、遮蔽方法および取付部材 |
JP2014115032A (ja) * | 2012-12-11 | 2014-06-26 | Sharp Corp | 空気調和機および加熱ユニット |
EP2767768A1 (en) * | 2013-02-18 | 2014-08-20 | Franco Palmucci | Cover for outdoor unit |
KR20150135902A (ko) * | 2014-05-26 | 2015-12-04 | 박근석 | 에어컨 실외기의 송풍 유도장치 |
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