WO2008026604A1 - Climatiseur - Google Patents

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Publication number
WO2008026604A1
WO2008026604A1 PCT/JP2007/066686 JP2007066686W WO2008026604A1 WO 2008026604 A1 WO2008026604 A1 WO 2008026604A1 JP 2007066686 W JP2007066686 W JP 2007066686W WO 2008026604 A1 WO2008026604 A1 WO 2008026604A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
air conditioner
pulley
belt
conditioner according
Prior art date
Application number
PCT/JP2007/066686
Other languages
English (en)
Japanese (ja)
Inventor
Masato Miyagami
Yohei Takada
Tatsuhiko Akai
Original Assignee
Daikin Industries, 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
Priority claimed from JP2006235984A external-priority patent/JP4175406B2/ja
Priority claimed from JP2006251100A external-priority patent/JP4254830B2/ja
Application filed by Daikin Industries, Ltd. filed Critical Daikin Industries, Ltd.
Publication of WO2008026604A1 publication Critical patent/WO2008026604A1/fr

Links

Classifications

    • 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
    • F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
    • 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
    • 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
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/90—Cleaning of purification apparatus

Definitions

  • the present invention relates to an air conditioner, and more particularly to an air conditioner provided with an automatic filter cleaning function.
  • the loop method supports a band-shaped filter formed in an annular shape with a pair of rollers, and rotates the roller to move the band-shaped filter. It is a method of cleaning with a cleaning brush.
  • a rack and pinion mechanism disclosed in Patent Document 3 or a belt mechanism disclosed in Patent Document 4 is employed as a power transmission mechanism that transmits a driving force to the filter.
  • Patent Document 1 Japanese Patent Laid-Open No. 2001-99479
  • Patent Document 2 Japanese Utility Model Publication No. 62-145019
  • Patent Document 3 Japanese Patent Laid-Open No. 2005-9729
  • Patent Document 4 Japanese Unexamined Patent Publication No. 2006-61874
  • the loop method has a problem that the ventilation resistance increases and a large amount of space is required as a result of double filters being arranged on the windward and leeward sides.
  • a belt mechanism is used as the power transmission mechanism, there is a problem of tooth skipping of the belt. That is, when a toothed belt (so-called “timing belt”) is wound around a pair of toothed pulleys and driven, the belt is stretched due to changes over time. Further, due to the rotational force of the pulley, the belt is tensioned on the pulling side of the pulley, and the belt is loosened on the sending side.
  • the belt is lifted from the outer peripheral side of the pulley at the pulley portion, and the teeth of the belt that should originally mesh with the teeth of the pulley jump over without mating and a tooth skipping state occurs. Become.
  • tooth skipping occurs, there is a deviation between the rotational phase of the pulley and the rotational phase (traveling phase) of the belt, and as a result, for example, the belt is moved synchronously on both the left and right sides of the filter, and the filter is moved.
  • the left and right movement timing of the filter is shifted, and the filter is twisted, which adversely affects the cleaning action of the filter.
  • the filter attached to the belt is also lifted, and may be damaged by interference with nearby members during the movement.
  • a tension applying means having a mechanism for increasing / decreasing the distance between a pair of pulleys, for example, a belt for applying tension to the belt, or a belt Tensioning means with a mechanism that adjusts the substantial length by pressing the intermediate position of the outer surface from the outside! /,
  • the former mechanism has a structure.
  • V when the driving resistance of the belt increases.
  • the present invention has been made to solve the above-described conventional problems, and an object of the present invention is to provide a compact structure in an air conditioner having an automatic filter cleaning function, and to increase ventilation resistance.
  • An object of the present invention is to provide an air conditioner that can suppress and accurately move a filter.
  • the air conditioner according to the first aspect of the present invention is an air conditioner that allows the sucked room air to pass through the filter and then adjusts and returns the air to the room.
  • a take-up mechanism that is moved by a cleaning means, and a cleaning means that removes dust adhering to the filter during the moving process.
  • the winding mechanism has a function of winding the filter around a winding portion whose dimension in the filter moving direction is larger than the dimension in the filter thickness direction, and further has a driving means for driving the winding mechanism.
  • An air conditioner according to a second invention is the air conditioner according to the first invention, wherein the winding mechanism includes a pair of pulleys arranged at intervals in the moving direction of the filter, and between these pulleys. And an annular belt wound around. A winding portion is formed on the outer peripheral surface of the annular belt. Further, the annular belt is provided with a mounting portion for attaching one end portion side of the filter. And a drive means rotationally drives a pulley.
  • An air conditioner according to a third aspect of the present invention is the air conditioner according to the first or second aspect of the present invention, wherein the length of the winding portion is equal to or greater than the length of the filter.
  • An air conditioner according to a fourth aspect of the present invention is the air conditioner according to the second or third aspect of the present invention, wherein an annular belt is disposed on a side portion of the filter.
  • One of the annular belt and the filter side portion is formed with a fitting hole, and the other is formed with a protrusion that fits into the fitting hole.
  • An air conditioner according to a fifth invention is the air conditioner according to any one of the second to fourth inventions, wherein the entire circumference of the annular belt is fitted with fitting holes at a predetermined pitch. Or a protrusion is formed. Protrusions or fitting holes are formed on the side of the filter at the same predetermined pitch.
  • An air conditioner according to a sixth aspect of the present invention provides the air conditioner according to any one of the second to fifth aspects of the invention.
  • a guide member that presses and contacts the annular belt is disposed in the vicinity of a pulley that is a Japanese machine and that is positioned rearward in the moving direction when the filter moves forward from the normal use position.
  • the guide member when the filter moves forward, the winding start end of the filter on the annular belt pushes up the guide member so that it can pass freely.
  • the guide member is configured to guide the filter in a direction in which the winding end portion of the filter on the annular belt is peeled off from the curved portion of the annular belt when the filter is returned.
  • An air conditioner according to a seventh aspect of the present invention is the air conditioner according to the sixth aspect of the present invention, and is provided with a biasing means for biasing the guide member toward the annular belt.
  • An air conditioner according to an eighth aspect of the present invention is the air conditioner according to the second aspect of the present invention, wherein a restricting means is provided on the radially outer side of each pulley to restrict the belt from floating from the outer peripheral side of each pulley. It has been.
  • An air conditioner according to a ninth aspect of the invention is the air conditioner according to the eighth aspect of the invention, wherein only one of the first pulley and the second pulley forming a pair is rotationally driven.
  • An air conditioner according to a tenth aspect of the invention is the air conditioner according to the eighth aspect of the invention, wherein both the first pulley and the second pulley forming a pair are rotationally driven.
  • An air conditioner according to an eleventh aspect of the present invention is the air conditioner according to any one of the eighth to tenth aspects of the invention, wherein the restricting means is a wall extending along the outer periphery of the belt. Composed
  • An air conditioner according to a twelfth aspect of the present invention is the air conditioner according to any one of the eighth to tenth aspects of the invention, wherein the restricting means is disposed in the vicinity of the outer periphery of the belt. It is composed of rollers.
  • An air conditioner according to a thirteenth invention is the air conditioner according to any one of the eighth to eleventh inventions, wherein the regulating means is integrated with a filter guide for guiding the filter.
  • An air conditioner according to a fourteenth aspect of the present invention is the air conditioner according to any one of the eighth to thirteenth aspects, wherein the regulating means is provided over the entire circumference of the belt. Yes.
  • An air conditioner according to a fifteenth aspect of the present invention is the air conditioner according to any one of the eighth to thirteenth aspects, wherein the regulating means corresponds to the first pulley and the second pulley. Set only in the part It is
  • the filter is wound around the winding portion whose dimension in the filter moving direction is larger than the dimension in the filter thickness direction by the winding mechanism.
  • the winding length can be made longer than when the filter is wound around the shaft body. Therefore, even if the filter is wound up, the overlapping portion of the front and back sides is reduced, and therefore the deterioration of the cleaning function can be suppressed.
  • the ventilation resistance is small and good air conditioning performance can be maintained.
  • the winding mechanism is compact in the air flow direction, the entire device can be made compact.
  • the winding mechanism is composed of a pair of pulleys arranged at intervals in the moving direction of the filter, and an annular belt wound between these pulleys.
  • the winding operation can be performed reliably, and the operational reliability can be ensured.
  • the length of the winding portion in the winding mechanism is set to be equal to or longer than the length of the filter, so that overlapping of the wound filters can be reliably avoided and the cleaning function is low. The bottom can be more effectively suppressed.
  • the annular belt and the filter side part are connected and coupled by the fitting hole and the protrusion, so that a reliable winding operation can be performed. Further, since the filter can be attached to the belt simply by fitting the protrusion into the fitting hole, the attaching / detaching operation of the filter can be easily performed.
  • the winding end of the filter on the annular belt can be reliably peeled off from the curved portion of the annular belt. Return operation can be performed and the reliability of the cleaning operation is improved.
  • the belt is provided on the radially outer side of the pulley with a regulating means for regulating the lifting of the outer peripheral side force of the pulley, the belt is subject to change over time. Even if slack is caused by elongation or slack, the loosening part is lifted from the outer peripheral side of the pulley by the regulating means, and the tooth jump of the belt in the pulley is controlled. Occurrence of this is prevented in advance.
  • the filter attached to the belt does not lift up. Therefore, the filter does not interfere with nearby members and is damaged and the durability is improved. As a result, the operational reliability of the air conditioner is improved.
  • the tooth skipping of the belt is prevented by a regulating means that regulates the lifting of the belt, so that, for example, the structure is simpler than that provided with a conventional tension applying means and It is inexpensive and promotes cost reduction.
  • the belt is unavoidably caused by the slack of the belt caused by the drive structure. Regardless of this, belt skipping is reliably prevented by the regulating means, and the same effect as in the eighth invention can be obtained.
  • both the first pulley and the second pulley are driven to rotate, so there is no slack due to loosening due to pulley rotation, but the belt stretches over time.
  • the slack due to the slack may occur, but the belt is lifted due to the slack, and the occurrence of tooth jumping is reliably prevented by the regulating means, and the same effect as that of the eighth invention can be obtained even with both pulley drive structures. It is done.
  • the restricting means is constituted by a wall extending along the outer periphery of the belt, so that the structure of the restricting means is further simplified and cost reduction is further promoted. Is done.
  • the restricting means is composed of rollers arranged close to the outer periphery of the belt, so that the structure of the restricting means is further simplified and the belt force contacts the S roller.
  • the roller rotates, and the driving resistance of the belt is reduced compared to, for example, when the belt is in contact with the fixing material.
  • cost reduction is promoted by reducing the capacity of the belt drive source.
  • the regulating means is integrated with the filter guide that guides the filter, so that, for example, the structure can be simplified and compared with the case where the regulating means and the filter guide are provided separately. Cost reduction is promoted and air conditioners can be provided at lower cost.
  • the regulating means is provided over the entire circumference of the belt! /, So that each of these pools can be controlled only by regulating the lifting of the belt in the vicinity of each pulley. Also, the vibration caused by the slack of the belt is restricted at the intermediate part of the belt, and the filter attached to the belt and moving integrally with the belt is prevented from rising and shaking, and the filter cleaning operation is maintained well. Is done.
  • the restricting means is provided only in the portions corresponding to the first pulley and the second pulley, tooth skipping due to belt slack is prevented, and the structure is simplified. Can be achieved.
  • FIG. 1 is an exploded perspective view showing an overall configuration of an air conditioner according to a first embodiment of the present invention.
  • FIG. 2 A longitudinal sectional view of the air conditioner.
  • FIG. 3 is a perspective view of a frame unit of the air conditioner.
  • FIG. 4 is a perspective view showing a state where the filter is attached to the annular belt in the air conditioner.
  • FIG. 5 is a perspective view showing a filter of the air conditioner.
  • FIG. 6 is a longitudinal sectional view showing a winding mechanism of the air conditioner.
  • FIG. 7 is a longitudinal sectional view showing a winding end state in the winding mechanism of the air conditioner.
  • FIG. 8 is a schematic diagram for explaining a power transmission mechanism of a drive unit of the air conditioner.
  • FIG. 9 is a schematic diagram of a transmission path in the right frame unit in the power transmission mechanism.
  • FIG. 10 is a schematic diagram of a transmission path in the left frame unit in the power transmission mechanism.
  • FIG. 11 is an external perspective view of an air conditioner according to a second embodiment of the present invention.
  • FIG. 12 is an II II enlarged sectional view of FIG.
  • FIG. 13 is an external perspective view of the air conditioner shown in FIG. 11 with the casing removed. 14] A side view of the cleaning mechanism shown in FIG.
  • FIG.16 VI-VI enlarged sectional view of Fig.14.
  • FIG. 17 VII-VII partial view of FIG.
  • FIG. 20 A sectional view showing a third structural example of the regulating means in FIG.
  • FIG. 21 A sectional view showing a fourth structure example of the regulating means in FIG.
  • FIG. 1 is an exploded perspective view of the entire air conditioner
  • FIG. 2 is a longitudinal sectional view thereof.
  • air The harmony machine has a main body 10, a finoleta unit 20, a front surface greener 50, a front surface nonoret 60, and a dust box 70.
  • the main body 10 has a bottom frame 11 as shown in FIG. 2, and an indoor heat exchanger 12, a blower fan (cross flow fan) 13, an electrical component box 14 (see FIG. 1), etc. are mounted on the bottom frame 11.
  • the air-conditioning operation such as cooling, heating and humidity control is performed by sucking indoor air.
  • the filter unit 20 includes a filter 21, and the filter 21 is disposed on the front side (windward side) of the indoor heat exchanger 12, so that dust floating in the air can contaminate the indoor heat exchanger 12. To prevent. Further, the filter unit 20 has a winding mechanism 30 that moves the filter 21 downward in order to perform cleaning for removing dust adhering to the filter 21. The winding mechanism 30 will be described later.
  • the dust box 70 has a function of cleaning the filter 21.
  • a filter unit 20 is attached to the bottom frame 11 of the main body 10, and 50 front grinders are attached to the filter unit 20 so as to cover the finer unit 20.
  • a front panel 60 that covers the front surface of the front grinole 50 so as to be freely opened and closed is attached.
  • the dust box 70 is attached to the lower part of the front grille 50.
  • This dust box 70 serves as a cleaning means, and is attached to the lower part of the front panel 60 at the upper part of the air outlet 15 of the main body 10. ing.
  • the dust box 70 is installed in a state where the front panel 60 is closed, that is, in a state where it can be detached from the outside without interfering with the front panel 60 !.
  • each frame unit 22 (hereinafter, the frame unit is indicated by reference numeral 22 unless otherwise distinguished).
  • Each filter 21 is movably supported.
  • the details of the frame unit 22a located on the right side when viewed from the front are shown in FIG.
  • the frame unit 22 includes a main body portion 23 located at a lower portion and a guide frame 24 extending obliquely upward from the main body portion 23.
  • the body 23 is provided with a take-up mechanism 30 for the filter 21, which will be described later, and the guide frame 24 is formed with a groove-shaped guide 25 (see FIG. 2) on its inner side.
  • the filter 21 is held at a predetermined position, and when the finolator 21 moves, both sides thereof are guided.
  • a pair of upper and lower motors 26 and 27 are attached to the right side of the main body 23. Each of these motors 26 and 27 serves as a drive means for the winding mechanism 30.
  • the lower motor 26 drives the filter 21 of the right frame unit 22a shown in the figure, and the upper motor 27 This is for driving the filter 21 of the left frame unit 22b shown in FIG.
  • a power transmission path for driving the left filter 21 from the motor 27 will be described later.
  • each frame unit 22 the front side of the main body portion 23 is a door portion 41, and the lower portion thereof can be rotated in the front-rear direction with the upper portion serving as a fulcrum. It is.
  • a winding mechanism 30 for moving the filter 21 is attached to the main body 23 of the frame unit 22.
  • the take-up mechanism 30 is disposed behind the filter 21 in the air flow direction, and between the pair of upper and lower toothed belt pulleys 31 and 32 and the pulleys 31 and 32. And a toothed annular belt 33 wound around.
  • the pulleys 31 and 32 are arranged in parallel to each other such that the rotation axis thereof extends in the horizontal direction, that is, perpendicular to the moving direction of the filter 21 and extends in the direction along the filter plane, and at a predetermined interval. Has been.
  • the moving direction of the filter 21 is the vertical direction (the moving direction of the front surface of the filter 21). Based on the air flow, the moving direction of the filter 21 is a direction orthogonal to the air flow direction. It is the direction along the route.
  • the thickness direction of the filter 21 is the left-right direction in the figure, and is the air flow direction.
  • Two such winding mechanisms 30 are arranged as a pair of left and right in each frame unit 22.
  • the annular belt 33 is formed with fitting holes 34 as mounting portions at predetermined intervals (equal pitch) over the entire circumference.
  • the filter 21 has a belt-like shape, and on the back side thereof, the projections 35 that fit into the fitting holes 34 protrude into the frame bodies 21a on both sides at the same pitch as the fitting holes 34. It is installed. Then, the filter 21 is inserted into the fitting hole 34 with respect to the annular belt 33. Can be attached. In this case, as shown in FIG. 2 and FIG. 6, it is assumed that the filter 21 is installed so that the lower end portion of the filter 21 is located in the vicinity of the first pulley 31 as the initial position (normal use position).
  • the upper side of the filter 21 is guided and supported by the guide portion 25 of the guide frame 24 of the frame unit 22 from both sides thereof.
  • the lower side of the filter 21 is guided and supported by the rear surface of the door portion 41 from the front side.
  • the filter 21 covers almost the entire area on the windward side of the indoor heat exchanger 12 as in the conventional air conditioner.
  • the winding mechanism 30 is constituted by the pair of pulleys 31 and 32 and the annular belt 33, and the driving means is constituted by the motor 26.
  • the point to be noted here is formed in the winding mechanism 30.
  • the length of the winding part, that is, the circumferential length of the annular belt 33 is slightly longer than the total length of the filter 21. This is because when the entire length of the filter 21 is wound around the annular belt 33, the filter 21 is wound without causing an overlapping portion.
  • a guide member 42 is disposed above the second pulley 32.
  • the guide member 42 is pivotally supported around a support shaft 43, and its tip is urged downward by an elastic member 44 disposed in the vicinity of the support shaft 43. .
  • the tip end portion of the guide member 42 is in sliding contact with the surface of the annular belt 33 located on the upper portion of the second pulley 32.
  • the first pulley 31 is rotationally driven by the lower motor 26 shown in FIG.
  • a power transmission path for driving the left filter 21 in the drive mechanism and the left frame unit 22b will be described.
  • the schematic configuration is shown in Figs.
  • the output shaft 40 of the lower motor 26 is connected to the first shaft of the right frame unit 22a via a gear group 36 that also includes two gear forces of the right frame unit 22a. Drives pulley 31 in rotation.
  • the transmission shaft 38a connected to the output shaft 38 of the upper motor 27 passes through the right frame unit 22a and extends to the left, and the tip thereof is the right frame unit 22a. Protrudes to the left of the.
  • the left frame unit is connected via a gear group 37 consisting of four gears.
  • the first pulley 31 of the second 22b is driven to rotate.
  • the second pulleys 32 are interlocked and connected by the interlocking shaft 39, and when one of the first pulleys 31 is rotationally driven. All the pulleys 31 and 32 rotate synchronously via the annular belt 33 and the interlocking shaft 39.
  • each winding mechanism 30 drivable via an interlocking mechanism (output shaft 40 of lower motor 26, gear group 36, output shaft 38 of upper motor, transmission shaft 38a, gear group 37), filter Unit 20 is configured.
  • the filter unit 20 is attached to the bottom frame 11.
  • An engaging claw piece 28 provided at the tip of each frame unit 22 is locked to the upper end of the bottom frame 11, and a mounting piece 29 protruding from the lower part of each frame unit 22 is an outlet of the bottom frame 11. Screw fixed in the vicinity of 15.
  • a front grille 50 is attached to the filter unit 20, and a dust box 70 is attached to a lower position of the front grille 50 and an upper position of the air outlet 15.
  • the dust box 70 will be described.
  • the dust box 70 has a function of removing dust adhering to the filter 21 and constitutes a cleaning means.
  • each frame unit 22 is opened at the lower position (that is, the position corresponding to the first pulley 31) and moved to this position.
  • the surface of the incoming filter 21 is cleaned. Therefore, a rotary brush 71 is disposed in the dust box 70, and the rotary brush 71 comes into pressure contact with the filter 21 moving to this portion from the lower side of the filter unit 20. During cleaning, it is rotationally driven by a driving means such as a motor (not shown).
  • the air conditioning operation is performed by placing the filter 21 at the normal position shown in Figs. Then, the dust adhering to the filter 21 is removed at the end of the operation or at the end of the operation after the operation for a predetermined time.
  • this procedure will be described with reference to FIG. 6 and FIG.
  • the lower part of the filter 21 is called the winding start end in the state shown in FIG.
  • the upper end portion of 21 is called a winding end portion.
  • the motors 26 and 27 are driven to move the annular belt 33, and the rotary brush 71 of the dust box 70 is driven to rotate. Then, together with the annular belt 33, the filter 21 descends, and the winding start end passes through the periphery of the first pulley 31 and rises on the back surface side (rear side in the air circulation direction). At this time, the rotating brush 71 rotates in the direction opposite to that of the first pulley 31 and wipes off dust on the surface of the filter 21.
  • the winding end portion is wound around the annular belt 33.
  • the guide member 42 is pushed up against the pressing force of the elastic member 44, passes below the guide member 42, and then descends together with the annular belt 33. In this state, the guide member 42 is in press contact with the surface of the filter 21.
  • the return path cleaning operation is performed.
  • the moving direction of the annular belt 33 and the rotating direction of the rotating brush 71 are reversed from those in the above-described outward path.
  • the winding start end portion passes through the position of the guide member 42, and the guide member 42 comes into pressure contact with the surface of the annular belt 33 by the elastic force of the elastic member 44.
  • the winding end portion is not completely detached from the annular belt 33, and even if the winding end portion tries to follow the curvature of the annular belt 33, the guide member 42 is pressed against the surface of the annular belt 33. Therefore, a peeling force acts in a direction in which the guide member 42 is peeled off from the annular belt 33 at the winding end portion, so that the winding end portion is surely detached from the annular belt.
  • the filter 21 is in the normal use position shown in FIG. The return path cleaning work is completed.
  • the winding mechanism 30 winds the filter 21 around the winding portion in which the dimension in the filter moving direction is larger than the dimension in the filter thickness direction, that is, the annular belt 33. Therefore, the winding length can be made longer than when the filter 21 is wound around the shaft body as in the conventional case. Therefore, even when the filter 21 is wound up, the overlapping portion of the front and back is reduced, and therefore the deterioration of the cleaning function can be suppressed.
  • the ventilation resistance is small and good air conditioning performance can be maintained.
  • the winding mechanism 30 is compactly formed in the air flow direction, the entire device can be made compact.
  • the length of the winding portion in the winding mechanism 30, that is, the length of the annular belt 33 is set to be longer than the length of the filter 21, the overlap of the wound filter 21 can be surely avoided, and the cleaning function Can be effectively suppressed. Furthermore, since the annular belt 33 and the frame body 21a of the filter 21 are connected and coupled by the fitting hole 34 and the projection 35, a reliable winding operation can be performed.
  • the filter 21 can be attached to and detached from the annular belt 33 simply by fitting the protrusion 35 into the fitting hole 34, the attachment and detachment work of the filter 21 can be easily performed.
  • the filter 21 is moved backward, the winding end of the filter 21 around the annular belt 33 can be surely peeled off from the curved portion of the annular belt 33, so that it is possible to perform a reliable backward movement and a cleaning operation. Certainty is improved.
  • the appearance quality can be improved because the filter 21 does not protrude into the room during cleaning.
  • the dust from which the filter 21 force has been removed is stored in the dust box 70 located at the bottom of the main body, the collected dust is less likely to re-scatter inside the machine.
  • the winding mechanism 30 does not use the force of the pair of pulleys 31 and 32 and the annular belt 33, and does not use the annular belt 33, and the pair of gears is substantially the same as the pulley.
  • the filter 21 itself is belt-shaped.
  • the method of winding up! / Is also a method belonging to this invention.
  • the winding mechanism 30 may be arranged only on one side, and further, at the center of the filter 21.
  • a winding mechanism 30 may be arranged to guide both sides.
  • the guide member 42 the elastic member 44 may be omitted and the guide member 42 may be urged downward by its own weight.
  • an air conditioner that performs force air cleaning described for cooling, heating, and humidity control is also an object of the present invention.
  • This air conditioner Z is an indoor unit of a separate type air conditioner, and includes a horizontally long box-shaped main body 110 attached to an indoor wall surface.
  • the front wall 110A and the top wall 110B of the main body 110 are provided with a front suction port 151A and a top suction port 151B, respectively.
  • a front panel 160 is provided on the front side of the front suction port 151A.
  • the front panel 160 is close to the front suction port 151A and blinds the front suction port 151A.
  • the front suction port 151 A can be opened and closed between the open positions of the forward tilted state in which the upper end side is pushed forward while moving downward from the closed position. Constructed to do! /
  • a horizontally long air outlet 115 15 S is provided at the middle position in the front-rear direction of the bottom wall 110 C of the main body 110, and the air outlet 115 is provided with a horizontal flap 154 and a vertical flap 155.
  • a rotating brush 171 having a dust box 170 described later is mounted in a storage portion 157 provided in front of the air outlet 115 of the main body 110 and close to the lower end of the front wall 110A.
  • the rotating brush 171 has a brush 17 lb extending in the axial direction of the brush shaft 171a at four positions on the outer peripheral surface of the brush shaft 17la. Installed and configured. Then, as shown in FIG. 12, a heat exchanger 112 and a fan 113 are housed in the ventilation path from the suction port 151 to the blower port 115 in the main body 110, and the air conditioning mechanism X is configured by these. .
  • the heat exchanger 112 is connected to the first heat exchanger 112A, which extends in the vertical direction so as to be opposed to the suction port 151, and the upper end of the first heat exchanger 112A, and is inclined downward from here to the rear wall 110E side.
  • the second heat exchanger 112B has a substantially angled bent body.
  • a cleaning mechanism Y described below is arranged across these two spaces.
  • the cleaning mechanism Y is configured by connecting and integrating a pair of left and right frame units 122a, 122b formed in the opposite direction in the width direction.
  • the main body 110 has a side view shape curved from the front suction port 151A to the inner surface of the upper suction port 151B. That is, each of the frame units 122a and 122b is a frame shape in which a pair of left and right guide frames 124a and 124b each having a curved side view shape are connected to each other by a lattice material between the guide frames 124a and 124b.
  • the frame unit 122 is configured by connecting the guide frame 124b of the right frame unit 122a and the guide frame 124b of the left frame unit 122b in an abutting state with each other.
  • guides 125a and 125b are respectively provided in portions of the inner edges of the guide frames 124a and 124b of the frame units 122a and 122b corresponding to the upper surface inlet port 151B of the main body 110.
  • the front part corresponding to the front suction port 151A of the main body 110 is covered with the frame-shaped filter holder 141 so as to cover it from the outside (front side). It is mounted so that it can rotate in the front-rear direction with its upper edge as the center of rotation.
  • a plate-shaped finoleta 121 force is formed by extending a filter material 121b inside the lattice-shaped frame material 121a so as to cover it.
  • the finoleta 121 has the left and right edges on the upper surface side of each frame unit 122a, 122b with the guide 125 of the one guide frame 124a. a and a guide 125b of the other guide frame 124b, and are guided by the guides 125a and 125b so as to be movable along the bending direction of the frame units 122a and 122b.
  • the finer 121 or the front surface of each frame unit 122a, 122b, or the filter holder 141 prevents the frame unit 122a and 122b from being lifted up).
  • the finoleta 121 has a front end 121c and a first pulley 131 and a first pulley 131 arranged in parallel in the front portion of each frame unit 122a, 122b so as to be spaced apart in the vertical direction.
  • the belt is locked by an annular belt 133 wound between two pulleys 132 and is moved integrally with the traveling of the annular belt 133.
  • the filter 121 is basically arranged in such a manner that its rear end 121d is located at the rear end of the frame unit 122 and its front end 121c is located in the vicinity of the first pulley 131. .
  • This arrangement state is a position during normal air-conditioning operation, and is hereinafter referred to as “first filter position”.
  • the first pulley 131 rotates in the forward direction and the annular belt 133 travels in the direction of arrow a.
  • the filter 121 together with the annular belt 133 moves from the “first filter position” to the first position.
  • the pulley 131 is pulled out to the upper surface side of the second pulley 132.
  • the position of the filter 121 at this time is referred to as a “second filter position”.
  • this drive mechanism includes a belt unit U in which a toothed annular belt 133 is wound between a first pulley 131 with teeth and a second pulley 132 spaced apart in the vertical direction.
  • the first pulley 131 of one belt unit U and the first belt 131 of the other belt unit U are arranged opposite to each other with a predetermined interval (specifically, the approximate width of the frame units 122a, 122b) in the axial direction of 131, 132.
  • the pulleys 131 are connected by rollers 191 to integrate them, and The second pulley 132 of the belt unit U and the second pulley 132 of the other belt unit U are connected by an interlocking shaft 139 and are integrated. Then, the first pulley 131 of one belt unit U is selectively rotated in the forward rotation direction and the reverse rotation direction by the motor 126, so that each annular belt 133 provided in each belt unit U runs synchronously. It is supposed to do.
  • the annular belt 133 is formed with fitting holes 134 having a long axis in the belt length direction at a predetermined pitch. Further, projections 135 are provided on the lower surfaces of the left and right sides of the frame 121a of the filter 121 at the same pitch as the fitting holes 134 on the annular belt 133 side. The projection 135 on the filter 121 side is connected to the annular belt 133 side.
  • the filter 121 is integrated with the annular belt 133 by being engaged with the fitting hole 134 of the ring, and reciprocates between the “first filter position” and the “second filter position” as the annular belt 133 reciprocates. Is done. This is called a winding mechanism 130.
  • the winding mechanism 130 of this embodiment only the first pulley 131 is driven out of the first pulley 131 and the second pulley 132, and the second pulley 132 is driven by the first pulley 131 via the annular belt 133.
  • the force S to be driven in other embodiments, the second pulley 132 is moved individually by the motor 127 independently of the first pulley 131 side, as shown by the chain line in FIG. It's easy to configure it to do.
  • the protrusion 135 protrudes to the lower surface side of the annular belt 133 through the fitting hole 134, the protrusion 135 interferes with the teeth provided on the belt hooking surfaces of the first pulley 131 and the second pulley 132.
  • the belt 133 cannot protrude to the lower surface side.
  • the first pulley 131 and the second pulley 132 have an axially two-part structure composed of the first pulley bodies 131A and 131B and the second pulley bodies 132A and 132B, respectively.
  • the small-diameter relief portions 131a and 132b that are not provided with The protrusion 135 is advanced to the 3 ⁇ 4 131a and 132a, so that the protrusion 135 can project the annular benolet 133 to the back surface J.
  • the filter 121 is locked to the annular belt 133 wound between the first pulley 131 and the second pulley 132 and moved. It is necessary to always keep the moving action of 121 properly, and in order to ensure the proper moving action, the occurrence of tooth skipping between the pulleys 131 and 132 and the annular belt 133 is surely prevented. It is necessary to do.
  • the right and left belt units U are respectively provided with restricting means P on the guide frames 124a and 124b of the frame unit 122 to which they correspond. Provided.
  • some structures of the regulation means P will be described.
  • FIG. 16 is a cross-sectional view of the belt unit U portion
  • FIG. 17 is a side view of the portion.
  • the first pulley 131 and the second pulley 132 of the benolet unit U are both supported on the inner side of the guide frame 124a of the frame unit 122 (the inner side in the width direction of the frame unit 122).
  • the outer circumferential portion of the annular belt 133 wound around the first pulley 131 and the second pulley 132 is provided on the peripheral portion of the guide frame 124a.
  • the wall body 180 is formed to extend from the outer side in the thickness direction of the annular belt 133 (that is, the radially outer side of the pulleys 131 and 132) with a predetermined interval “s”, and the wall body 180 is regulated. P.
  • the interval “s” is set to a dimension smaller than the combined height dimension “h” of the teeth of the first pulley 131 and the second pulley 132 and the teeth of the annular belt 133. .
  • the wall body 180 is continuously provided over the entire circumference of the annular belt 133.
  • the wall body 180 is partially It may be provided at the target (for example, a portion corresponding to the first pulley 131 and the second pulley 132).
  • the wall body 180 so as to cover the outer side of the annular belt 133, Even if the annular belt 133 is loosened due to elongation due to changes over time or due to the looseness that is inevitably generated in the configuration in which only the first pulley 131 is driven, the loosened portion of each of the pulleys 131 and 132 is not affected. When it floats from the outer peripheral side, this is regulated by the inner surface of the wall body 180. As a result, the occurrence of the tooth skipping phenomenon of the annular belt 133 at each pulley 131 and 132 is prevented in advance and reliably, and the rotational phase between the pair of belt units U is always properly maintained.
  • the filter 121 whose both sides in the width direction are locked by the pair of belt units U is smoothly reciprocated by the respective annular belts 133 without causing twisting and the like, and the filter 121 by the rotating brush 171 is extended.
  • the cleaning action will be performed accurately.
  • the filter guide 181 is extended to the front end side of the filter guide 181 from the viewpoint of more reliably preventing the lift force S of the filter 121, and the filter guide 181 directly lifts the filter 121. Be able to regulate! /
  • filter guides 181 are provided in a scattered manner in the first pulley 131 in the meshing range.
  • a guide member 142 that can be rotated about 143 support shafts is provided, and a curved plate-like presser portion 142a formed on the guide member 142 is wound around the second pulley 132 side.
  • the lifting of the filter 121 is restricted by pressing it against the filter 121 to be hung.
  • the guide portion 142b provided on the guide member 142 is such that the end portion of the filter 121 is caught in the second pulley 132 when the filter 121 moves back from the “second filter position” to the “first filter position” side. The filter 121 is surely returned to the “first filter position”.
  • both the first pulley 131 and the second pulley 132 are driven to rotate.
  • the belt belt 133 is not loosened and tensioned due to the pulley drive. Force that can be said not to need to consider prevention of lifting of the belt 133
  • the restricting means P functions effectively to prevent tooth skipping.
  • FIG. 19 shows a second structure example of the regulating means P.
  • the wall body 180 provided on the guide frame 124a of the frame unit 122 is used as the restricting means P, and the extending portion is integrally formed at the tip of the wall body 180 so as to cover the side edge of the filter 121. Then, this extended portion is made to function as the filter guide 181.
  • the structure 180 can be simplified and compared with the case where the wall body 180 and the filter guide 181 are provided separately from the wall body 180 that functions as the regulating means P. Cost reduction will be promoted.
  • FIG. 20 shows a third structure example of the regulating means P.
  • a wall body 180 is extended on the guide frame 124a of the frame unit 122 so as to cover the filter 121 attached to the outer surface side of the annular belt 133 from the outside, and the wall body 180 is restricted by the restricting means P.
  • FIG. 21 shows a fourth structure example of the regulating means P.
  • a roller 182 is attached to the guide frame 124a of the frame unit 122, and the roller 182 functions as the restricting means P.
  • the roller 182 includes a large-diameter first roll portion 182a corresponding to the side edge portion of the annular belt 133 and a small-diameter second roll portion 182b corresponding to the filter 121 attached to the annular belt 133. It is a stepped roll.
  • An appropriate number of rollers 182 are provided at predetermined intervals in the belt engagement range of the first pulley 131 and the second pulley 132.
  • the annular belt 133 or the first 121 of the filter 121 force roller 182 is provided.
  • the roller 182 rotates, for example, as compared with the case where the roller belt 133 is brought into contact with the wall surface or the like.
  • the driving resistance of 133 is reduced, and as a result, the cost reduction by the small capacity of the motor 126 is promoted.
  • the wall-mounted air conditioner (indoor unit) has been described as an example.
  • the invention of the present application is not limited thereto. Needless to say, this can also be applied.

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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 Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

Le climatiseur selon l'invention, doté d'une fonction de nettoyage automatique de filtre et configuré de manière à présenter de petites tailles, supprime l'augmentation de la résistance à la ventilation et décale avec précision un filtre. Le climatiseur est constitué d'un mécanisme de retrait (30) permettant de retirer un filtre (21), d'une paire de poulies (31, 32) et d'une ceinture annulaire (33) enroulée entre les poulies (31, 32). La ceinture annulaire (33) est équipée d'une section de fixation (34) permettant de fixer un côté de partie d'extrémité du filtre (21). Le filtre (21) est retiré au moyen d'une section de retrait dont la taille dans la direction de décalage du filtre est supérieure à sa taille dans la direction de l'épaisseur du filtre, et la longueur de la section de retrait est définie de manière à être supérieure à celle du filtre (21). Le mécanisme de retrait (30) est entraîné par un moteur (26).
PCT/JP2007/066686 2006-08-31 2007-08-28 Climatiseur WO2008026604A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2006235984A JP4175406B2 (ja) 2006-08-31 2006-08-31 空気調和機
JP2006-235984 2006-08-31
JP2006251100A JP4254830B2 (ja) 2006-09-15 2006-09-15 空気調和機
JP2006-251100 2006-09-15

Publications (1)

Publication Number Publication Date
WO2008026604A1 true WO2008026604A1 (fr) 2008-03-06

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PCT/JP2007/066686 WO2008026604A1 (fr) 2006-08-31 2007-08-28 Climatiseur

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WO (1) WO2008026604A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008154809A1 (fr) * 2007-06-18 2008-12-24 Gree Electric Appliances, Inc.Of Zhuhai Climatiseur pour armoire avec porte coulissante à ouverture d'échappement d'air
WO2019130980A1 (fr) * 2017-12-28 2019-07-04 工機ホールディングス株式会社 Machine de coupe

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145019U (fr) * 1986-03-07 1987-09-12
JP2001099479A (ja) * 1999-09-30 2001-04-13 Sanyo Electric Co Ltd 空気調和機電源装置
JP2002188850A (ja) * 2000-10-13 2002-07-05 Daikin Ind Ltd 空気調和機
JP2005009729A (ja) * 2003-06-18 2005-01-13 Fujitsu General Ltd 空気調和機
JP2005172362A (ja) * 2003-12-12 2005-06-30 Fujitsu General Ltd 空気調和機
JP2006061874A (ja) * 2004-08-30 2006-03-09 Matsushita Electric Ind Co Ltd 空気清浄装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145019U (fr) * 1986-03-07 1987-09-12
JP2001099479A (ja) * 1999-09-30 2001-04-13 Sanyo Electric Co Ltd 空気調和機電源装置
JP2002188850A (ja) * 2000-10-13 2002-07-05 Daikin Ind Ltd 空気調和機
JP2005009729A (ja) * 2003-06-18 2005-01-13 Fujitsu General Ltd 空気調和機
JP2005172362A (ja) * 2003-12-12 2005-06-30 Fujitsu General Ltd 空気調和機
JP2006061874A (ja) * 2004-08-30 2006-03-09 Matsushita Electric Ind Co Ltd 空気清浄装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008154809A1 (fr) * 2007-06-18 2008-12-24 Gree Electric Appliances, Inc.Of Zhuhai Climatiseur pour armoire avec porte coulissante à ouverture d'échappement d'air
WO2019130980A1 (fr) * 2017-12-28 2019-07-04 工機ホールディングス株式会社 Machine de coupe

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