WO2017206643A1 - Système de distribution d'air et unité intérieure et climatiseur utilisant celui-ci - Google Patents

Système de distribution d'air et unité intérieure et climatiseur utilisant celui-ci Download PDF

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Publication number
WO2017206643A1
WO2017206643A1 PCT/CN2017/082378 CN2017082378W WO2017206643A1 WO 2017206643 A1 WO2017206643 A1 WO 2017206643A1 CN 2017082378 W CN2017082378 W CN 2017082378W WO 2017206643 A1 WO2017206643 A1 WO 2017206643A1
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WO
WIPO (PCT)
Prior art keywords
air
fan
supply system
air outlet
air supply
Prior art date
Application number
PCT/CN2017/082378
Other languages
English (en)
Chinese (zh)
Inventor
何振健
程春雨
林金煌
吕千浩
赖聪
Original Assignee
珠海格力电器股份有限公司
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 珠海格力电器股份有限公司 filed Critical 珠海格力电器股份有限公司
Publication of WO2017206643A1 publication Critical patent/WO2017206643A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • 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
    • 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
    • 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
    • F24F13/081—Air-flow control members, e.g. louvres, grilles, flaps or guide plates for guiding air around a curve
    • 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
    • F24F13/20—Casings or covers
    • 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
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein

Definitions

  • the invention relates to the technical field of air conditioners, in particular to an air supply system and an indoor unit and an air conditioner using the same.
  • a common vertical air conditioner cabinet as an example, as shown in Fig. 1, it is composed of three centrifugal fans arranged longitudinally, and the wind is sucked laterally from the rear side, because the wind direction of the upper fan 1 and the middle fan 2 are both longitudinal. It is transported up to the upper air outlet of the head.
  • the air outlets of the upper fan 1 and the middle fan 2 are staggered: the upper fan 1 can directly discharge air, and the middle fan 2
  • the upward air outlet needs to avoid the air duct structure of the upper fan 1, so that the air outlet is opened obliquely upward, so that the air outlet direction of the middle fan 2 is shifted from the longitudinal direction of the upper fan 1 structure.
  • the wind path of the upper middle fan can be referred to as shown in Fig. 3. After the air outlets are collected, the total wind direction is blown upwards, which causes the air outlet of the air conditioner to be entirely upward. In this way, during the heating operation of the air conditioner, the hot air cannot be sent downward, resulting in a low temperature in the lower layer of the heating room and uneven temperature layer.
  • the present invention provides an air supply system, by providing an air guiding mechanism, so that the air outlet of the second fan is in a transitional direction under the action of the air guiding mechanism and is integrated with the air of the first fan. Under the influence of the wall effect, the direction of the second fan's air outlet is adjusted.
  • the present invention also provides an indoor unit to which the above air supply system is applied.
  • the present invention also provides an air conditioner to which the above air supply system is applied.
  • the present invention provides the following technical solutions:
  • An air supply system includes a first fan and a second fan that supply air to the same housing air outlet, and the distance from the first fan to the housing air outlet is smaller than the second fan to the shell Body outlet distance;
  • the air blowing system further includes an air guiding mechanism disposed in the casing, and the air guiding mechanism is configured to adjust an air blowing direction of the second fan to face the air outlet of the casing.
  • the air guiding mechanism has an inner curved surface for adjusting the wind direction.
  • each point on the inner arc surface is located on the same spherical surface.
  • the inner arc surface has an arc of no more than 30°.
  • the air guiding mechanism is disposed at a duct exit position of the first fan.
  • the first fan is a centrifugal fan
  • an outlet of the air guiding mechanism is connected to a diffuser section of a volute air outlet of the centrifugal fan.
  • the first fan is an upper fan
  • the second fan is an intermediate fan whose installation position is lower than the upper fan, and the casing air outlet is higher than an upper air outlet of the upper fan.
  • the utility model further comprises a lower fan installed lower than the middle fan, and the lower fan can supply air to the lower air outlet below it.
  • An indoor unit includes an air supply system, and the air supply system is the air supply system described above.
  • An air conditioner includes an air supply system, and the air supply system is the air supply system described above.
  • the air supply system provided by the present invention provides a wind guiding mechanism, so that the air outlet of the second fan is in a transitional direction and is driven by the air guiding mechanism. In the collection, the direction of the second fan's air outlet is adjusted under the influence of the wall effect.
  • the present invention also provides an indoor unit and an air conditioner to which the above air supply system is applied.
  • FIG. 1 is a schematic structural view of an air conditioning duct in the prior art
  • FIG. 2 is a schematic diagram of an air outlet of an air conditioning duct and an air guiding mechanism according to an embodiment of the present invention
  • Figure 3 is a schematic view of the wind path of the upper middle fan of Figure 1;
  • Figure 4 is a schematic view of the wind path of the upper middle fan of Figure 2;
  • Figure 5 is a front elevational view of the air guiding mechanism according to an embodiment of the present invention.
  • Figure 6 is a left side view of the air guiding mechanism according to an embodiment of the present invention.
  • FIG. 7 is a top plan view of an air guiding mechanism according to an embodiment of the present invention.
  • 1 is the upper fan
  • 2 is the middle fan
  • 3 is the lower fan
  • 4 is the air guiding mechanism.
  • the core of the present invention is to disclose a ventilation system, by providing an air guiding mechanism, so that the air outlet of the second fan is in a transitional direction under the action of the air guiding mechanism and is combined with the air outlet of the first fan. Under the influence of the wall effect, the direction of the second fan's air outlet is adjusted.
  • the air supply system provided by the embodiment of the invention includes a first fan and a second fan that supply air to the air outlet of the same casing, and the distance from the first fan to the air outlet of the casing is smaller than that of the second fan to the air outlet of the casing. distance;
  • the core improvement is that the air supply system includes, in addition to the two fans disposed in the casing and the corresponding air ducts thereof, an air guiding mechanism 4 disposed in the casing, and the air guiding mechanism 4 can discharge the air of the second fan.
  • the direction is adjusted to face the air outlet of the housing.
  • the back direction referred to herein refers to the reverse direction of the air outlet toward the casing in the prior art, for example, the air outlet is on the side of the casing, and the air outlet toward the casing is the direction. Front, the air outlet facing away from the casing is backward.
  • the first fan is the upper fan 1 and the second fan is the middle fan 2, both of which are sent to the upper air outlet of the device housing as an example, and other forms are similar.
  • the wind path of the existing structure is as shown in Fig. 1.
  • the air outlet direction of the middle fan 2 is inclined upwards directly toward the air outlet, that is, facing forward (here, the air outlet is opened by the casing
  • One side is the front, that is, the right side of the figure, and the other side is the back, that is, the left side in the figure, the same below).
  • the air path is as shown in FIG.
  • the air guiding mechanism 4 can adjust the air blowing direction of the middle fan 2 to the air outlet facing away from the casing, that is, facing backward;
  • the air outlet position is in the rear of the casing; therefore, as shown in FIG. 4, after the air blow of the middle fan 2 is in a transitional direction (backward) by the air guiding mechanism 4, the wind is collected from the upper fan 1 And under the influence of the wall effect in the shell, it is converted from a vertical upward to a flat forward; the subsequent use of the air outlet guide
  • the demand realizes the oblique upward air outlet, the horizontal air outlet or the oblique downward air outlet, thereby solving the problem that the wind direction of the air outlet on the original air duct is different when the air is separately supplied to the air outlet, thereby causing the wind direction of the air outlet to be upward.
  • the air guiding mechanism 4 has an inner arc surface for adjusting the wind direction, and the shape thereof forms a certain arc inward to adjust the air outlet direction of the second fan; compared with other curved guiding structures, The curved surface enables the second fan to slowly merge into the first fan to prevent the wind direction from being adjusted too rapidly to increase the wind resistance and easily interfere with the air outlet of the casing.
  • each point on the inner arc surface of the air guiding mechanism 4 is located on the same spherical surface, and the wind direction transition effect is good, and is convenient for processing.
  • the air guiding mechanism 4 can be a spherical arc structure as a whole, as shown in FIG. 5 to FIG. 7; in addition to the above-mentioned open structure, the air guiding mechanism 4 can also adopt a relatively closed bending mode.
  • the edge of the air guiding mechanism 4 is provided with a notch to form a seating structure to avoid interference with other components.
  • the air guiding mechanism 4 is designed to have a certain arc toward the inner (ie, rear) side of the air conditioner, and the arc design is not excessively large.
  • the inner arc surface of the air guiding mechanism 4 has a corresponding arc of not more than 30°, so that the second The fan air is merged into the first fan at a suitable speed (slowly) and direction to avoid the wind direction adjustment is too rapid to increase the wind resistance and easily interfere with the air outlet.
  • the air guiding mechanism 4 is disposed at the air duct outlet position of the first fan to achieve better adjustment of the air outlet direction of the second fan, and after being combined with the first fan.
  • the direction of the wind is closer to the ideal direction.
  • the first fan is a centrifugal fan
  • the outlet of the air guiding mechanism 4 is connected to the diffuser section of the volute outlet of the centrifugal fan.
  • connection between the outlet of the air guiding mechanism 4 and the diffuser section of the volute outlet of the centrifugal fan may be connected by a pipe.
  • the air guiding mechanism 4 is an arc-shaped member disposed at the air duct outlet position of the first fan, and the diffuser section of the volute air outlet of the first fan is provided with a gap, that is, the air guiding mechanism 4 The outlet is guided to the diffuser section of the air outlet of the centrifugal fan through the above gap.
  • the connection mode is adopted to avoid the physical connection of the pipeline, the structure is simple, the internal space of the equipment casing is small, the wind resistance is not increased, the processing is easy, and the existing product can be directly modified.
  • the first fan is the upper fan 1
  • the second fan is the middle fan 2 with the low installation position and the upper fan 1
  • the air outlet of the casing is high and the upper fan 1 is Go up the vent.
  • the upper fan 1 and the intermediate fan 2 are both centrifugal fans.
  • the optimal installation position of the air guiding mechanism 4 is at the position of the upper centrifugal air outlet air outlet, and the suction of the same air flow is utilized, thereby playing the wind direction of the fan 2 in the air outlet assisting of the upper fan 1
  • the effect of the inner diversion flow is combined with the air blow of the upper fan 1 to enter the diffusing section of the upper air outlet of the centrifugal fan, and is transformed from the vertical upward to the plane forward under the influence of the wall effect, and the subsequent air outlet is used again.
  • the air deflector realizes an oblique upward air outlet, a horizontal air outlet or a diagonal downward air outlet as required.
  • the air guiding mechanism 4 is fixed to the upper air outlet support base, and specifically can be connected by screws, screws or buckles.
  • the air supply system provided by the embodiment of the present invention further includes a lower fan 3 whose installation position is lower than that of the middle fan 2, and the lower fan 3 can supply air to the lower air outlet below it.
  • the air outlet mode is enriched, and the heat exchange effect is better.
  • the arrangement of the fan is not limited to this.
  • the first fan and the second fan can supply air to the same lower air outlet, or can be installed on the same horizontal surface, and supply air to the same air outlet on the left or right side. and many more.
  • the embodiment of the invention further provides an indoor unit, including a air supply system, the core improvement point of which is that the air supply system is the above air supply system, such as the vertical cabinet machine shown in FIG. 2 and FIG.
  • An embodiment of the present invention further provides an air conditioner, including an air supply system, the core improvement of which is that the air supply system is the air supply system described above; and includes an integrated type and a split type, such as the above indoor unit.
  • the embodiment of the present invention provides an air supply system, and particularly relates to an air-conditioning air outlet air guiding structure, and an air guiding mechanism is designed through an air outlet at an air outlet in front of the air outlet, so that the intermediate air blower is exhausted.
  • the direction of the transition is adjusted and merged with the wind of the upper fan, and enters the diffusing section of the air outlet of the upper centrifugal fan, and is transformed from the vertical upward to the plane forward under the influence of the wall effect.
  • the air outlet of the air conditioner is horizontally located at the air outlet, and then the air deflector of the air outlet is used to realize the oblique upward air outlet, the horizontal air outlet or the oblique downward air outlet according to the demand; thereby solving the problem that the wind blower is in the air outlet on the original air duct.
  • the winds are different, which leads to the problem of the wind direction.
  • the embodiment of the invention further provides an indoor unit and an air conditioner using the air supply system.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

La présente invention concerne un système de distribution d'air comprenant : un premier ventilateur (1) et un deuxième ventilateur (2) fournissant de l'air à la même sortie d'air du boîtier, la distance du premier ventilateur (1) à la sortie d'air du boîtier étant inférieure à la distance du deuxième ventilateur (2) à la sortie d'air du boîtier ; et un mécanisme de guidage d'air (4) agencé dans le boîtier, le mécanisme de guidage d'air (4) permettant de régler la direction d'évacuation d'air du deuxième ventilateur (2) de façon à être orienté dans la direction opposée à la sortie d'air du boîtier. La présente structure résout le problème de déviation de direction d'air au niveau de la sortie d'air causée par la direction d'air différente à la sortie d'air du premier ventilateur (1) servant de ventilateur supérieur et du deuxième ventilateur (2) servant de ventilateur central. L'invention concerne en outre une unité intérieure et un climatiseur utilisant le système de distribution d'air.
PCT/CN2017/082378 2016-06-01 2017-04-28 Système de distribution d'air et unité intérieure et climatiseur utilisant celui-ci WO2017206643A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610381842.5 2016-06-01
CN201610381842.5A CN106091222A (zh) 2016-06-01 2016-06-01 一种送风***及应用其的室内机和空调

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WO2017206643A1 true WO2017206643A1 (fr) 2017-12-07

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106091222A (zh) * 2016-06-01 2016-11-09 珠海格力电器股份有限公司 一种送风***及应用其的室内机和空调

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CN105091112A (zh) * 2015-09-11 2015-11-25 珠海格力电器股份有限公司 立式空调器
CN105352155A (zh) * 2015-11-12 2016-02-24 珠海格力电器股份有限公司 空调器送风结构、空调器及其控制方法
CN105352152A (zh) * 2015-11-12 2016-02-24 珠海格力电器股份有限公司 空调器送风结构、空调器及其控制方法
CN105387520A (zh) * 2015-12-01 2016-03-09 珠海格力电器股份有限公司 空调器
CN205227721U (zh) * 2015-11-12 2016-05-11 珠海格力电器股份有限公司 空调器送风结构和空调器
CN205227720U (zh) * 2015-11-12 2016-05-11 珠海格力电器股份有限公司 空调器送风结构和空调器
CN205669864U (zh) * 2016-06-01 2016-11-02 珠海格力电器股份有限公司 一种送风***及应用其的室内机和空调
CN106091222A (zh) * 2016-06-01 2016-11-09 珠海格力电器股份有限公司 一种送风***及应用其的室内机和空调

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JP2009127889A (ja) * 2007-11-21 2009-06-11 Sharp Corp 空気調和機
CN103822342B (zh) * 2012-11-16 2017-03-15 珠海格力电器股份有限公司 面板运动机构及具有其的空调器室内机
CN104595976B (zh) * 2015-01-04 2017-11-28 珠海格力电器股份有限公司 分体落地式空调器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007296524A (ja) * 2007-05-24 2007-11-15 Sharp Corp 空気調和機
CN105091112A (zh) * 2015-09-11 2015-11-25 珠海格力电器股份有限公司 立式空调器
CN105352155A (zh) * 2015-11-12 2016-02-24 珠海格力电器股份有限公司 空调器送风结构、空调器及其控制方法
CN105352152A (zh) * 2015-11-12 2016-02-24 珠海格力电器股份有限公司 空调器送风结构、空调器及其控制方法
CN205227721U (zh) * 2015-11-12 2016-05-11 珠海格力电器股份有限公司 空调器送风结构和空调器
CN205227720U (zh) * 2015-11-12 2016-05-11 珠海格力电器股份有限公司 空调器送风结构和空调器
CN105387520A (zh) * 2015-12-01 2016-03-09 珠海格力电器股份有限公司 空调器
CN205669864U (zh) * 2016-06-01 2016-11-02 珠海格力电器股份有限公司 一种送风***及应用其的室内机和空调
CN106091222A (zh) * 2016-06-01 2016-11-09 珠海格力电器股份有限公司 一种送风***及应用其的室内机和空调

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