CN101387425A - In-ceiling mount type air conditioner and indoor unit thereof - Google Patents

In-ceiling mount type air conditioner and indoor unit thereof Download PDF

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Publication number
CN101387425A
CN101387425A CNA2008101756434A CN200810175643A CN101387425A CN 101387425 A CN101387425 A CN 101387425A CN A2008101756434 A CNA2008101756434 A CN A2008101756434A CN 200810175643 A CN200810175643 A CN 200810175643A CN 101387425 A CN101387425 A CN 101387425A
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CN
China
Prior art keywords
basket
decoration panel
heat insulating
type air
insulating member
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Granted
Application number
CNA2008101756434A
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Chinese (zh)
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CN101387425B (en
Inventor
古贺诚一
小仓信博
林贵一
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Sanyo Electric Co Ltd
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Sanyo Electric Co Ltd
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Publication date
Priority claimed from JP2007192762A external-priority patent/JP5103080B2/en
Priority claimed from JP2007203822A external-priority patent/JP5011022B2/en
Priority claimed from JP2007203776A external-priority patent/JP5033535B2/en
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of CN101387425A publication Critical patent/CN101387425A/en
Application granted granted Critical
Publication of CN101387425B publication Critical patent/CN101387425B/en
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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
    • 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
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Thermal Insulation (AREA)

Abstract

An indoor unit of an in-ceiling mount type air conditioner includes a box-shaped housing having a top plate portion, a side plate portion and an opening portion at the lower portion thereof, a face panel detachably mounted on the opening portion of the housing, an indoor heat exchanger through which the inside of the housing is compartmented into a primary side and a secondary side, and an air blower secured to the top plate portion of the housing that faces the primary side, has a primary side heat insulating material is provided to the top plate portion so as to face the primary side of the housing and a secondary side heat insulating material provided to the side plate portion so as to face the secondary side of the housing, wherein the primary side heat insulating material is provided with an opening portion through which the air blower is fixed to the top plate portion.

Description

Ceiling flush type air-conditioning device and indoor set thereof
Technical field
The present invention relates to a kind of indoor set of the ceiling flush type air-conditioning device with the basket internal insulation.
Background technology
In the past, the indoor set of ceiling flush type air-conditioning device had the box-shaped basket that is provided with peristome at downside, and the inside of this basket is divided by indoor heat converter and formed primary side space and secondary side space.The primary side space is separated by the top plate portion and the indoor heat converter of basket, and the air before the air conditioning is drawn to the primary side space from indoor.In addition, the secondary side space is separated by side plate, top plate portion and the indoor heat converter of basket, and the air after the air conditioning is carried from the primary side space to the secondary side space.On side plate and top plate portion in the face of the secondary side space of this basket, be provided with the air that is used to prevent after the air conditioning produce dewfall, cover whole secondary side heat insulating member (reference example such as TOHKEMY 2004-84999 communique).
On the other hand, in the primary side space, though fewer with the possibility of secondary side space comparison dewfall,, be under the situation of high humility at the air of ceiling the inside, also might produce dewfall.Therefore, taked the measure of sticking adiabatic parts from the lateral ceiling lateral surface of basket.
Yet, under the situation of the outside sticking adiabatic parts of basket, can cause the height dimension problem bigger of indoor set to take place than the height dimension of heat insulating member.
In addition, the indoor set of ceiling flush type air-conditioning device, the blow-off outlet with the long size of extending along the limit of decoration panel is provided with the fin that is used to regulate the heat-exchanged air blow-off direction in the inboard of this blow-off outlet.This fin extends along the length direction of blow-off outlet, is that the center is being rotatably mounted with formed gyroaxis on the length direction both ends.In addition, on this fin, portion is provided with the limiting part that is used to limit the fin slewing area in the central.This limiting part contacts with the limiting part that is arranged on base side when the motion beginning, determines the starting point (reference example such as TOHKEMY 2007-93041 communique) of fin slewing area.
Yet, because fin is long size, and be synthetic resin, so, can produce warpage (distortion) because of the heat of blow out air.Produce at fin under the situation of warpage, the position of fin limiting part can misplace, and the contact position of itself and base side limiting part can misplace, and the starting point of fin slewing area can misplace.
Further, in general, the decoration panel (reference example such as TOHKEMY 2001-235174 communique) that known ceiling flush type air conditioner comprises the basket that holds pressure fan and heat exchanger and is configured in this basket below.This air conditioner for the sake of security, has decoration panel is temporarily fixed at temporary fixed portion on the basket, in case decoration panel be temporarily fixed at this temporary fixed go up after, this decoration panel just relatively basket be screwed.
, in device in the past, for example, the bottom surface of draining tray is provided with the embedded metal part, because this embedded metal part is provided with temporary fixed portion, so complex structure has increased component number, has also brought the high problem of manufacturing cost.
In addition, in known technology, the air conditioner body is hung on the ceiling by Hanging bolt, simultaneously, below this air conditioner body decoration panel is installed, and can be provided with corner panels on four angles of the panel body of this decoration panel with freely loading and unloading.
In this aircondition, operator etc. are when for example operation is used to adjust the Hanging bolt of indoor set body height, from panel body dismounting corner panels, allow the opening that is formed on the panel body expose, with hand or instrument from this opening insertion etc., near Hanging bolt, the operation Hanging bolt.Here, for corner panels, from operation oversimplify, rapid viewpoint, require to constitute and be easy to the structure dismantled from the panel body when carrying out described operation.Given this, people have proposed a kind of aircondition, permanent magnet is set on corner panels, simultaneously, the metal plate corresponding with this permanent magnet is set on decoration panel, utilization acts on the attraction between this permanent magnet and the plate, improves the loading and unloading easiness (reference example such as Japan specially permit communique the three No. 284755) of the relative decoration panel of corner panels.
Yet, in described aircondition, increased the necessary manufacturing cost of manufacturing permanent magnet and plate, simultaneously, on corner panels and decoration panel, must be provided for installing the application specific architecture of this permanent magnet and plate, therefore, also bring the modular construction complicated problems.
Summary of the invention
Given this, the objective of the invention is, provide a kind of height dimension that can not increase indoor set can obtain the indoor set of the ceiling flush type air-conditioning device of insulation effect.
In addition, another object of the present invention is even provide under a kind of situation of fin generation warpage, also can reduce the indoor set of the ceiling flush type air-conditioning device of fin slewing area skew.
Further, a further object of the present invention is, provide a kind of temporary fixed decoration panel simple in structure, can cut down component number, realize the ceiling flush type air conditioner of cheap for manufacturing costization.
Also have, a further object of the present invention is, a kind of loading and unloading easiness of keeping the relative decoration panel of corner panels is provided, and can cutting down cost, and the aircondition that modular construction is oversimplified.
In order to realize described purpose, first form according to the present invention provides a kind of indoor set of ceiling flush type air-conditioning device, comprising: the box-shaped basket that is provided with peristome at downside; The internal separation of this basket is formed the indoor heat converter of primary side and secondary side; And be installed in the face of the pressure fan on the described basket top plate portion of primary side, on the side plate of the described secondary side of facing described basket, be provided with the secondary side heat insulating member, in the face of being provided with the primary side heat insulating member on the primary side top plate portion of described basket, on this primary side heat insulating member, be formed for described pressure fan is fixed to peristome on the described top plate portion.
By this structure, can in the mode of avoiding the pressure fan installation portion secondary side heat insulating member be set in the face of on the primary side top plate portion of basket.
In addition, also described primary side heat insulating member and secondary side heat insulating member can be formed.
By this structure, because heat insulating member is an one, so can cut down component number.In addition, can cut down the installation procedure number.
Also have, can being formed flatly with described primary side heat insulating member with the aspectant inner surface of described pressure fan.
According to this structure, can not upset by pressure fan carry distinguished and admirable, and can carry out rectification to air-supply.
In addition, on the inner surface of described primary side heat insulating member, form the slot part allow the distribution of described pressure fan pass through, be provided with and the described distribution in this slot part fixed and described primary side heat insulating member is fixed on distribution fixing metal part on the described basket top plate portion.
Adopt this formation, permanent wiring simultaneously, can be fixed on heat insulating member on the top plate portion reliably reliably.
First form according to the present invention, owing on the top plate portion of the primary side of facing described basket, be provided with the primary side heat insulating member, on this primary side heat insulating member, be formed for described pressure fan is fixed to peristome on the described top plate portion, so, the secondary side heat insulating member can be installed on top plate portion avoiding the pressure fan installation portion, owing to do not need with skew of the installation site of pressure fan and the set corresponding part of primary side heat insulating member, so, the height dimension of basket can not increased.Therefore, compare, can not increase the indoor set overall height dimension, can obtain insulation effect with the situation that heat insulating member is set on the outside of top plate portion.
In addition, because described primary side heat insulating member and secondary side heat insulating member are formed, so, compare with the situation that independent heat insulating member is installed respectively, can shorten the set-up time, simultaneously, be easy to carry out installation exercise.In addition, owing to can cut down component number, so, also can cut down the assembling number.
Also have, because can be, so the wind of carrying by pressure fan can not produce turbulent flow to the inner surface of primary side heat insulating member being formed flatly of described primary side heat insulating member with the aspectant inner surface of described pressure fan.Also have,, therefore, can reduce the sound of wind, can be prevented the effect of noise owing to can carry out rectification to the wind that pressure fan is sent.
Also have, because formation makes the slot part that the distribution of described pressure fan passes through on the inner surface of described primary side heat insulating member, be provided with and the described distribution in this slot part fixed and described primary side heat insulating member is fixed on distribution fixing metal part on the described basket top plate portion, so, permanent wiring reliably.In addition, owing to can reliably heat insulating member be fixed on the top plate portion, therefore, between heat insulating member and top plate portion, can not produce useless gap.
Further, second form according to the present invention provides a kind of indoor set of ceiling flush type air-conditioning device, comprising: along the limit of decoration panel to grow the blow-off outlet that size forms; Length direction along this blow-off outlet extends, and is provided with the fin of turning cylinder at both ends; And installing hole with turning cylinder that this fin is installed free to rotately, be used to install the installed base of the stepper motor of the turning cylinder that drives described fin, the turning cylinder of described fin is provided with to the outstanding protuberance in the outside of this turning cylinder outer peripheral face, on the other hand, the hole wall portion of described installing hole is provided with described protuberance butt and limits the engagement groove part of the slewing area of described fin.
Adopt this formation, the fin slewing area can be limited in the position of installing hole.
In addition, also can in the hole wall portion of described installing hole, form described engagement groove part by left and right symmetrically.
Adopt this formation, do not need to be arranged to multiple according to the position of engagement groove part the kind of installed base.
Also have, described installing hole can be formed tubular.
Adopt this formation, can form installing hole and engagement groove part at an easy rate.
Second form according to the present invention, because the turning cylinder of described fin is provided with to the outstanding protuberance in the outside of this turning cylinder outer peripheral face, on the other hand, owing to be provided with described protuberance butt and limit the engagement groove part of the slewing area of described fin in the hole wall portion of described installing hole, so, the part of fin slewing area with near the installing hole the stepper motor installation portion can be limited.Therefore, even produce under the situation of warpage in the heat of fin because of blow out air etc., the possibility that the influence of this warpage feeds through to protuberance is reduced, and protuberance and engagement groove part are difficult to produce and misplace.Consequently, when operation of air conditioner, can carry heat-exchanged air towards the given area.
In addition, owing to can in the hole wall portion of described installing hole, form described engagement groove part by left and right symmetrically, so, even be installed under the situation that the direction on the installed base puts upside down, also can allow protuberance and engagement groove part butt at fin.Therefore, installed base does not need to be equipped with multiple, and an available installed base is realized the parts generalization.
Also have, owing to described installing hole can be formed tubular, so, can form installing hole and engagement groove part at an easy rate, but cutting down cost.
The 3rd form according to the present invention provides a kind of ceiling flush type air conditioner, comprising: the basket that holds pressure fan and heat exchanger; Be configured in the decoration panel of this basket below; And be arranged on hanging metal part on the described basket side plate, make the Hanging bolt that suspends in midair from beam pass this hanging metal part, be suspended on the beam this basket and supporting, described hanging metal part has: the first that extends to described basket inboard; By being formed on the opening on the described basket, extend the second portion that allows Hanging bolt pass through with top board almost parallel ground in this basket outside; And engage with the lower edge of described basket side plate, support the third part of this side plate lower edge, this third part is provided with the temporary fixed portion with the temporary fixed usefulness of described decoration panel.
Adopt this formation, because the third part of a formation hanging metal part part is provided with the temporary fixed portion with the temporary fixed usefulness of described decoration panel, simplified the structure of temporary fixed this decoration panel, simultaneously, do not need to be provided with separately temporary fixed portion, so, component number can be cut down, and then, realized cheapization of manufacturing cost.
In this structure, the structure that described third part can also adopt has, and is provided with the formal fixing formal fixed part of usefulness of temporary fixed described decoration panel.Adopt this formation, because the third part of hanging metal part is provided with formal fixed part and temporary fixed portion, so, can make fixedly simplifying the structure of decoration panel.In addition, because formal fixed part and temporary fixed portion all are arranged on the third part of hanging metal part, so, with decoration panel temporary fixed after, for example, need not change the position of the step stool that the operator takes, can in situ this decoration panel formally be fixed on the basket, improve operation.
In addition, also can be by the crooked upward described interim portion fixed part that forms of leading section with described third part.Adopt this formation, owing to can form temporary fixed portion simply, so, can make simplifying the structure of temporary fixed decoration panel.
In addition, described decoration panel, be provided with the peristome that covers with corner panels in four bights of this decoration panel corresponding with described hanging metal part, in these peristomes, be positioned in the pair of openings portion on the described decoration panel diagonal angle, be provided with and described temporary fixed engaging part that engages.Adopt this formation, by the dismounting corner panels, can be simply near engaging part, so, can allow this engaging part engage simply or break away from temporary fixed portion.In addition, because engaging part is set in place on the peristome at decoration panel diagonal angle, for example,, only just can carry out the loading and unloading of decoration panel simply by a people if the profile amplitude is little, so-called small-sized boxlike indoor set.
The 3rd form according to the present invention, because the third part of a formation hanging metal part part is provided with the temporary fixed portion with the temporary fixed usefulness of described decoration panel, simplified the structure of temporary fixed this decoration panel, simultaneously, do not need to be provided with separately temporary fixed portion, so, component number can be cut down, and then, realized cheapization of manufacturing cost.
The 3rd form according to the present invention provides a kind of ceiling flush type air-conditioning device, comprising: the air conditioner body; Be installed in the decoration panel below this air conditioner body; And be arranged on corner panels on four jiaos of panel body of this decoration panel, described corner panels, have the engaging pawl in the connecting hole that embeds described panel body, simultaneously, on a bight of described corner panels, the pedestal portion from the turning inner wall part that is arranged on described panel body of having extends out and is fixed on connecting pin in this pedestal portion with engaging, and described connecting pin is an elastomer, have be arranged on described turning inner wall part on the protuberance that engages of connecting hole.
In the ceiling flush type air-conditioning device of described invention, preferably,, form the handle portion that exceeds described pedestal portion and extend here, at the front end of described connecting pin.
The 4th form according to the present invention, position in the installation corner panels of panel body, corner panels is pressed into to the ceiling direction, the connecting hole that forms on the engaging pawl of corner panels and the panel body is engaged, and, the protuberance of the connecting pin of corner panels is engaged with the connecting hole of the turning inner wall part of panel body, just corner panels can be placed on the panel body simply.In addition, make described connecting pin strain, remove engaging of described protuberance and described connecting hole, can simply corner panels be unloaded down from the panel body.Therefore, do not need to use special-purpose parts such as permanent magnet or plate, can guarantee the easiness of loading and unloading to realize the reduction of cost and the simplification of modular construction.
The simple declaration of accompanying drawing
Fig. 1 is the synoptic diagram from the indoor set of the ceiling flush type air-conditioning device of oblique downside observation embodiment of the present invention.
Fig. 2 is the sectional drawing of indoor set sidepiece shown in Figure 1.
Fig. 3 is the plane that expression is installed in heat insulating member and fan motor the state in the basket.
Fig. 4 is a perspective view of observing Fig. 3 from oblique upside.
Fig. 5 is the sidepiece sectional drawing of Fig. 3.
Fig. 6 is a perspective view of observing the heat insulating member monomer from oblique upside.
Fig. 7 is a perspective view of representing fan motor with monomer.
Fig. 8 is the side view that is installed to the Shockproof rubber of fan motor foot.
Fig. 9 is illustrated in the blow-off outlet that forms on the decoration panel and the perspective view of fin enlargedly.
Figure 10 is the enlarged drawing of the support sector of Fig. 9 fin.
Figure 11 is the plane of installment state of the installed base of expression stepper motor.
Figure 12 is the perspective view of the installed base of expression stepper motor.
Figure 13 is a perspective view of representing fin with monomer.
Figure 14 is the perspective view that expression is assembled with the basket of hanging metal part.
Figure 15 is the schematic diagram that expression is assembled into the hanging metal part order on the basket.
Figure 16 is the perspective view that the decoration panel of corner panels is unloaded in expression.
Figure 17 is the fixedly schematic diagram of the order of decoration panel of expression.
Figure 18 is the schematic diagram that the air conditioner of the ceiling flush type air-conditioning device of present embodiment is arranged on the state on the ceiling that trellis system is installed from indoor pusher side observation.
Figure 19 is a perspective view of representing air conditioner from a following side.
Figure 20 is the skiagraph of air conditioner.
Figure 21 is a schematic diagram of observing a bight of decoration panel from the indoor.
Figure 22 is corner panels is observed in expression from the back side a perspective view.
Figure 23 is the schematic diagram of state before the expression corner panels is installed on the decoration panel body.
Figure 24 is the schematic diagram of state after the expression corner panels is installed on the decoration panel body.
Preferred forms
Below, with reference to the accompanying drawings, embodiments of the present invention are described.
(first embodiment)
Fig. 1 is the perspective view from following unilateral observation ceiling flush type indoor machine of air conditioner 10, and Fig. 2 is the skiagraph of indoor set body 20.In addition, in the present embodiment, as an example of indoor set 10, though the explanation four directions is the small-sized boxlike indoor set of 600mm * 600mm to the profile of boxlike, but be not limited to this, also be suitable for to the formula indoor set for reversible indoor set or four directions with general appearance.
The indoor set 10 of air conditioner as shown in Figure 1, comprises and inserts the installation be arranged on the ceiling from the indoor with the indoor set body 20 the peristome; And be installed in decoration panel 100 on this indoor set body 20 from downside.
Indoor set body 20 has the basket 21 that constitutes its profile part.This basket 21 forms box-shaped, is made of whole open underside peristome 21a, top plate portion 21b and the side plate 21c of its downside.This top plate portion 21b and side plate 21c fit together by sheet metal processing.In addition, the 21a of open lower side portion is by described decoration panel 100 sealings.
Four bights outside the side plate 21c of basket 21 as shown in Figure 1, are respectively arranged with the hanging metal part 28 with indoor set body 20 suspention usefulness.This hanging metal part 28 is installed in (not shown) on the Hanging bolt that hangs down from ceiling, and indoor set body 20 is installed with the state that suspends in midair from ceiling.In addition, also indoor set body 20 can be fixed on clathrate and be arranged on the maintenance bar on ceiling surface.
Decoration panel 100 has: portion draws the suction inlet 110 that room air is used in the central; Along the limit of decoration panel 100 extend and with grow size be formed on this suction inlet 110 around, be used to blow out four blow-off outlets 120 of heat-exchanged air; And the corner panels 130 that constitutes four bights of decoration panel 100.In addition, on this blow-off outlet 120, be provided with the fin 122 that to regulate the blow out air direction.Corner panels 130 to be can constituting towards the mode of the downside of decoration panel 100 loading and unloading, and has following size, and when promptly dismantling corner panels 130, the person's that makes the installation exercise hand can extend into the clamped position of described hanging metal part 28 and Hanging bolt.
On the inner surface of whole of the smallpox board 21b of this basket 21 and side plate 21c, be assembled with for example heat insulating member 22 (hereinafter will describe in detail) of foamed styrene material formation, indoor set body 20 is made and is reduced the heat insulating construction that the heat between basket inside and the outside moves.
In the inside of basket 21, accommodate on the plane to observe and form the roughly indoor heat converter 24 of quadrilateral frame shape.This indoor heat converter 24 as shown in Figure 2, the mode that does not produce the gap with its upper end and heat insulating member 22 is installed with.In addition, the bottom of indoor heat converter 24 is installed with in the mode that does not produce the gap with draining tray 25, and draining tray 25 is used to accept the discharge water that generates because of heat exchange action.Thus, indoor heat converter 24 becomes primary side space S 1 (overlooking observation, is the central portion of basket 21) and secondary side space S 2 (overlooking observation, is the periphery of the side plate of basket 21) with the internal separation of basket 21.
This primary side space S 1 is separated by the top plate portion 21b and the indoor heat converter 24 of basket 21, is provided with pressure fan 23 in this space.This pressure fan 23 is made of fan motor 23a on the top plate portion 21b that is fixed on basket 21 with suitable means and the fan 23b that is installed on the rotating shaft of this fan motor.Thus, along with the rotation of fan 23b, blow out from rotating shaft direction (the T1 direction of Fig. 2) suction air and to circumferencial direction (towards the direction of indoor heat converter 24, the T2 direction of Fig. 2) by suction inlet 110.
In addition, between the suction inlet 110 and pressure fan 23 of decoration panel 100, be provided with to form the horn mouth 26 of taper towards pressure fan 23.On the outer peripheral face side part of this horn mouth 26, be provided with electric part box 27.The control loop that in this electric part box 27, holds the electric component that is useful on described pressure fan 23 grades of control.
On the other hand, secondary side space S 2 is separated by side plate 21c, top plate portion 21b and the indoor heat converter 24 of basket 21, in this space,, is transferred by after indoor heat converter 24 heat exchanges from the air of primary side space S 1 air-supply.
Fig. 3 is the inside that is illustrated in basket 21 fan motor 23a that heat insulating member 22, pressure fan 23 are installed, the upward view of drawing the state of the draining pump unit 29 of discharge waters in the draining tray 25.In addition, Fig. 4 is a perspective view of observing Fig. 3 from oblique upside, and Fig. 5 is the sidepiece sectional drawing of Fig. 3.Further, Fig. 6 is a perspective view of observing heat insulating member 22 monomers from oblique upside.In addition, Fig. 3～Fig. 6 shows the state that turns upside down of indoor set body 20 (state that the 21a of open lower side portion makes progress), assembles indoor set body 20 in this state.
Heat insulating member 22 is as Fig. 2 and shown in Figure 6, by constituting with primary side heat insulating member 22a that installs in the face of the state of primary side space S 1 and the secondary side heat insulating member 22b that installs with the state of facing the secondary side space.This primary side heat insulating member 22a and secondary side heat insulating member 22b are by the moulding integratedly of foamed styrene material.This primary side heat insulating member 22a is bringing into play the air and the function that is drawn into the room air thermal insulation of primary side of the ceiling the inside that will be in top plate portion 21b top.In addition, this secondary side heat insulating member 22b is bringing into play the air and the function of passing through indoor heat converter 24 heat-exchanged air thermal insulation with the ceiling the inside.
On the medial surface Q of primary side heat insulating member 22a,, form slot part 31 in the mode around fan motor 23a as Fig. 3～shown in Figure 6.On the bottom surface of this slot part 31, to assemble in the mode that indoor heat converter 24 upper ends embed, indoor heat converter 24 upper ends do not produce with gap with slot part 31 and contact.
In addition, on the medial surface Q of primary side heat insulating member 22a, as shown in Figure 6, form the step surface R that fan motor 23a is installed.This step surface R is than low one section of other medial surfaces Q, in order to ensure the installation site of fan motor 23a be in the equal height position in the past and be provided with.On this step surface R, as shown in Figure 6, formation and 3 identical peristomes 32 of the position of the installation portion 40 of fan motor 23a.This peristome 32 penetrates into dorsal surface from medial surface Q.
The fan motor 23a that is configured in stage portion R has 3 installation portions 40 as shown in Figure 7, on this installation portion 40, is separately installed with Shockproof rubber 41.In more detail, this Shockproof rubber 41 forms the substantial cylindrical shape, as shown in Figure 8, forms thin portion 42 at the central portion of short transverse.This thin portion 42 is arranged in the grooving portion 43 that is formed at installation portion 40 in the mode of installation portion 40 in the thickness direction clamping of installation portion 40 as shown in Figure 7.In addition, Shockproof rubber 41 forms upper lateral part 42a and following side 42b has different diameters under the state of the thin portion 42 of clamping.
The diameter of the diameter of this following side 42b and primary side heat insulating member 22a peristome 32 forms about equally, and this following side 42b seamlessly embeds peristome 32.And, with bolt 44 fan motor 32a and top plate portion 21b are securely linked together, whereby, fan motor 23a is fixed on the top plate portion 21b.In addition, Shockproof rubber 41 being installed is vibration in order to absorb fan motor 23a and to rotate.
Further, on the medial surface Q of primary side heat insulating member 22a, as shown in Figure 6, form slot part 51, be used to hold the distribution 50 that extends from fan motor 23a.This distribution 50 is connected with described electric part box 27, to fan motor 23a supply capability.In addition, in this slot part 51, after holding distribution 50, distribution fixing metal part 52 is installed with the state that covers this slot part 51.This distribution fixing metal part 52 is installed on the top plate portion 21b with screw 53 grades as shown in Figure 3.In addition, by this distribution fixing metal part 52 is installed on the top plate portion 21b, realization is pushed function from primary side heat insulating member 22a to top plate portion 21b is not so that have the gap between primary side heat insulating member 22a and top plate portion 21b.
In addition, the medial surface Q of primary side heat insulating member 22a forms with wheel chair access tabular surface.And, under the state that described distribution fixing metal part 52 is installed, constitute the surface and the wheel chair access roughly conplane structure of medial surface Q that make distribution fixing metal part 52.
That is to say that this medial surface Q is in the position with pressure fan 23 right opposites, the wind of sending from pressure fan 23 is on this medial surface Q.Therefore, can eliminate owing to step or concavo-convex the go up turbulent flow that produce of wind to medial surface.Further, by with wind to this medial surface Q, can be implemented on this tabular surface energetically function to the wind rectification.
Indoor set 10 according to the ceiling flush type air-conditioning device of embodiment of the present invention, owing on top plate portion 21b, be provided with primary side heat insulating member 22a in the face of 21 primary side space S 1 of described basket, so, can be with the air of ceiling the inside and the room air thermal insulation in the suction primary side space S 1.Thereby, can prevent from basket 21, to produce dewfall.
In addition, owing on this primary side heat insulating member 22a, be formed for pressure fan 23 is fixed to peristome 32 on the top plate portion 21b, so, can be under the prerequisite of avoiding being installed on the Shockproof rubber 41 on the installation portion 40 of pressure fan 23, secondary side heat insulating member 22b is installed on the top plate portion 21b, owing to do not need to make the installation site of pressure fan 23 on short transverse, to stagger and the corresponding part of primary side heat insulating member 22a be set, so, do not need to increase the height dimension of basket 21.Therefore, compare, can not increase the height dimension of indoor set body 20, can obtain insulation effect with the situation that heat insulating member is set on the outside of top plate portion 21b.
In addition, because primary side heat insulating member 22a and secondary side heat insulating member 22b are formed, so, and independent primary side heat insulating member 22a is compared with the situation that secondary side heat insulating member 22b installs respectively, can shorten the set-up time.In addition, be easy to carry out installation exercise.Further, owing to can cut down component number, so, also can cut down the assembling procedure number.
Further, because can be, so the wind of carrying by pressure fan 23 and can not produce turbulent flow to the inner surface Q of primary side heat insulating member 22a with being formed flatly of primary side heat insulating member 22a with the aspectant inner surface Q of pressure fan.Further,, therefore, can reduce the sound of wind, be prevented the effect of noise owing to can carry out rectification to the wind that pressure fan 23 is sent.
In addition, because formation makes the slot part 51 that the distribution 50 of pressure fan 23 passes through on the inner surface of primary side heat insulating member 22a, be provided with described distributions in this slot part 51 50 are fixing and described primary side heat insulating member 22a is fixed on distribution fixing metal part 52 on the top plate portion 21b of described basket 21, so, can be reliably the fixing distribution 50 of pressure fan 23.In addition, owing to primary side heat insulating member 22a can be fixed on the top plate portion 21b reliably, so, between primary side heat insulating member 22a and top plate portion 21b, can not produce useless gap.
Though above narrated the optimised form that carries out an invention,, the form that the present invention is not limited to describe based on technological thought of the present invention, can be made various distortion and change.
In the indoor set 10 of present embodiment, though heat insulating member 22 is formed with primary side heat insulating member 22a and secondary side heat insulating member 22b,, also can be individually formed.That is to say, according to the size of indoor set 10 (for example, profile is the small-sized boxlike of 600 * 600 miniaturization of size etc.), the size of heat insulating member 22 can be different, but, consider the size of heat insulating member metal molding die, the expense of metal die etc., also can select suitable one-body molded or cut apart moulding.
(second embodiment)
Fig. 9 is illustrated in the blow-off outlet 120 of formation on the decoration panel 100 and the perspective view of fin 122 enlargedly, and Figure 10 is the enlarged drawing of fin support sector.In addition, Figure 11 is the state that unloads after the corner panels 130, is the plane that expression is installed in the installed base of stepper motor the state on the decoration panel 100.In addition, Figure 12 is the perspective view of the installed base 30 of expression stepper motor.Figure 13 is a perspective view of representing fin 122 with monomer.
In the opening inboard of blow-off outlet 120, as Fig. 1 and shown in Figure 9, fin 122 extends along the roughly total length of the length direction of blow-off outlet 120.In addition, in four bights of decoration panel 100, on Figure 11 paper shown in 1 upper left bight, two installed bases 30 (on other 3 bights installed base 30 not being set) of an end that is used to support these fin 122 length directions are installed.On this installed base 30, as shown in figure 10, an end of supporting fin 122.
Installed base 30 has the shape that the section that is made of facial 31a of level and the 31b of vertical wall portion is roughly the L word, as shown in figure 12 in the tubular support sector 32 that the lateral surface formation of the 31b of vertical wall portion is given prominence to the outside of L word shape.On the facial 31a of level, be provided with and be used for installed base 30 is installed in installing hole 33 on the body of decoration panel 100.In addition, the lateral surface of the 31b of vertical wall portion constitutes the medial surface of blow-off outlet 120 length direction ends as shown in figure 10.
In addition, on the inside part of the L of installed base 30 word shape, stepper motor 34 is installed.This stepper motor 34 is connected with electric part box 27 by distribution component not shown in the figures, by the control device in the electric part box 27, and the control rotational angle.
Tubular support sector 32 has at the continuous 32a of hole wall portion of circumferencial direction and around the hollow bulb 32b of the 32a of this hole wall portion.In addition, on the 32a of hole wall portion, be symmetrical 2 engagement groove part 35a, 35b when forming from this pedestal 30 of top view (observing) from the A direction of Figure 12.This engagement groove part 35a, 35b make as shown in figure 12 from the front end of the 32a of the hole wall portion shape to the 31b of vertical wall portion grooving.
In addition, at the center of the hollow bulb 32b of tubular support sector 32, as shown in figure 12, the driving shaft 34a of stepper motor 34 is with outstanding towards the direction identical with the projected direction of tubular support sector 32.
Fin 122 is integrally formed by resin material, as shown in figure 11, comprising: alongst extend, its central portion forms the wind direction board 40 of wide cut; And from 2 outstanding laterally respectively turning cylinders 41 of the length direction end of this wind direction board 40.Turning cylinder 41 forms the substantial cylindrical shape, and it forms the planar portions 41a that is parallel to each other up and down.Thereon on the 41a of side plane portion, form to the periphery lateral surface of turning cylinder 41 protuberance 42 to outstanding roughly rectangular shape.In addition, at each shaft end of turning cylinder 41, form the connecting hole 43 of the substantially elliptical shape consistent with the central axis of turning cylinder 41.Further, the equal diameters of the hollow bulb 32b of the diameter of circular-arc 41b of turning cylinder 41 and cartridge 32 or smaller slightly.
When this turning cylinder 41 inserted the hollow bulb 32b of tubular support sector 32 shown in Figure 12, the driving shaft 34a of stepper motor 34 inserted connecting hole 43.And circular-arc 41b of turning cylinder 41 and the internal face sliding-contact of the 32a of hole wall portion also can freely be rotated.At this moment, the protuberance 42 on the turning cylinder 41 enters among engagement groove part 35a or the 35b, and when fin 122 rotated, protuberance 42 engaged with engagement groove part 35a or 35b, limits its slewing area.
Return Figure 11, the installation of installed base 30 is described.
An installed base 30 in 2 installed bases 30, so that the driving shaft 34a (with reference to Figure 12) of stepper motor 34 towards the paper downside of Figure 11 to installing, this stepper motor 34 rotates the fin of installing along the limit, left side of decoration panel 100 122 (in Figure 11,122L represents with symbol).
In addition, paper with Figure 11 is a benchmark, at the bight, lower-left of decoration panel 100 (not shown), be provided with the jockey (not shown) that the turning cylinder 41 with the downside turning cylinder 41 of fin 122L and the fin of installing along the lower side of decoration panel 100 122 links together.The rotating drive power that this jockey constitutes stepper motor 34 intactly passes to along the structure of the fin 122 of lower side extension, and, 2 fin 122 same-phases ground are linked together rotationally.
On the other hand, another installed base 30 in two installed bases 30, so that the driving shaft 34a (with reference to Fig. 6) of stepper motor 34 towards the paper right flank of Figure 11 to installing, this stepper motor 34 rotates the fin of installing along the upper side edge of decoration panel 100 122 (in Figure 11,122U represents with symbol).
In addition, paper with Figure 11 is a benchmark, at the upper right bight of decoration panel 100 (not shown), be provided with the jockey (not shown) that the turning cylinder 41 with the right side turning cylinder 41 of fin 122U and the fin of installing along the right edge of decoration panel 100 122 links together.This jockey and described jockey similarly constitute the structure that rotating drive power with stepper motor 34 intactly passes to the fin 122 that extends along right edge, and, 2 fin 122 same-phases ground are linked together rotationally.
Protuberance 42 on the turning cylinder 41 of described fin 122 in the time of in the tubular support sector 32 that turning cylinder 41 is inserted installed base 30, is observed from the A direction of Figure 12, enters among the engagement groove part 35a in left side.On the other hand, the protuberance 42 on the turning cylinder 41 of fin 122U in the time of in the tubular support sector 32 that turning cylinder 41 is inserted installed base 30, is observed from the A direction of Figure 12, enters among the engagement groove part 35b on right side.That is to say, by engagement groove part 35a, 35b left and right symmetrically are formed, can public two installed bases 30.
In addition, the installing hole 33 of installed base 30 is configured in and is exposed to indoor position when unloading corner panels 102 (with reference to Fig. 1) as shown in figure 11, by unloading corner panels 102, can exchange installed base 30.
Below, effect of the present invention is described.
During indoor set 10 entrys into service, four fins 122 that are positioned at blow-off outlet 120 places begin to rotate by being installed in the driving of two stepper motors 34 on the installed base 30.At this moment, the protuberance 42 on the turning cylinder 41 of fin 122 contacts with the end of engagement groove part 35a or 35b, the starting point of decision fin 122 slewing areas.Afterwards, stepper motor 34 only rotates with given angle by the signal from control loop, by means of this signal from control loop, determines slewing area.
Indoor set 10 according to the ceiling flush type air-conditioning device of embodiment of the present invention, because the turning cylinder 41 of fin 122 is provided with to the outstanding protuberance 42 in the outside of this turning cylinder 41 outer peripheral faces, and the 32a of hole wall portion is provided with engagement groove part 35a, the 35b that is abutted against the starting point of the slewing area that limits fin 122 with protuberance 42, so, the starting point of the fin 122 slewing areas part with near the cartridge 32 the installation portion that be positioned at stepper motor 34 can be limited.Therefore, even produce under the situation of warpage in the wind direction board 40 of fin 122 heat because of blow out air etc., the possibility that the influence of this warpage feeds through to protuberance 42 reduces, and is difficult between protuberance 42 and engagement groove part 35a, the 35b produce misplace.Consequently, when operation of air conditioner, can carry heat-exchanged air towards the given area.
In addition, because left and right symmetrically forms engagement groove part 35a, 35b on the 32a of hole wall portion, so, even be installed under the situation that the direction on the installed base 30 puts upside down at fin 122, can be with protuberance 42 and engagement groove part 35a, 35b butt.Therefore, do not need to be equipped with multiple installed base 30, an available installed base 30 is realized the generalization of parts.
Further,, can form hollow bulb 32b and engagement groove part 35a, 35b at an easy rate by constituting the hole portion that inserts turning cylinder 41 with tubular support sector 32, but cutting down cost.
In addition,, the installing hole 33 of installed base 30 is exposed to indoor position when unloading corner panels 102 because being configured in, so, when unloading corner panels 102, be easy to exchange installed base 30.Consequently, improved maintenance.
As mentioned above, though narrated the optimised form that carries out an invention,, the embodiment that the present invention is not limited to describe based on technological thought of the present invention, can be made various distortion and change.
In the present embodiment, though cartridge 32 is set on installed base 30, turning cylinder 41 inserts in this cartridge 32,, also can adopt other structures.For example, form the hole portion that circular-arc 41b with turning cylinder 41 is equal to, be provided for limiting the slot part of the movable range of projection 42 in this hole portion, this also is feasible.
(the 3rd embodiment)
Figure 14 is the perspective view that expression is assembled with the basket 21 of hanging metal part 28.Figure 15 is the schematic diagram that expression is assembled into hanging metal part 28 order on the basket 21.
As mentioned above, on four angles of basket 21, be fixed with hanging metal part 28 respectively, Hanging bolt 29 passes this hanging metal part 28, with Hanging bolt 29 basket 21 is suspended in midair from ceiling.This hanging metal part 28 has as shown in figure 15: first 31, second portion 32 and third part 33.First 31 extends to basket 21 inboards; Second portion 32 has the groove 32a (Figure 14) that Hanging bolt 29 is passed through, when inserting this first 31 and make the face-off face 31a of this first 31 turn to inner surface with the side plate 21c of basket 21 when being abutted against along arrow P along arrow R direction by the opening (not shown) that is formed on the basket 21, this second portion 32 in the outside of basket 21 to extend with the mode of top plate portion 21b almost parallel; Similarly, inserting this first 31 by the opening (not shown) that is formed on the basket 21 along arrow P, and make the face-off face 31a of this first 31 turn to inner surface with the side plate 21c of basket 21 when being abutted against along arrow R direction, third part 33 engages with the lower edge 21d of the side plate 21c of basket 21, supports this side plate lower edge 21d.
More particularly, hanging metal part 28 is that second portion 32 and third part 33 are respectively in first 31 upper ends and the metal parts that forms with コ word shape roughly that extends of almost parallel ground, lower end, this first 31, second portion 32 and third part 33 form by for example 1 block of sheet material being carried out pressure processing.Therefore, be easy to form hanging metal part 28, realized cheapization of manufacturing cost.
In addition, hanging metal part 28 as shown in figure 15, the state in that the inner surface of the side plate 21c of the face-off face 31a of first 31 and basket 21 is abutted against is installed to screw 35 on the side plate 21c of basket 21.In this case, second portion 32 abuts against the upper limb of the opening (not shown) that is formed at basket 21, and third part 33 engages with the lower edge 21d of the side plate 21c of basket 21.Like this, because hanging metal part 28 constitutes in the mode of self bearing basket 21 weight, so screw 35 has the function that special hanging metal part 28 and side plate 21c are linked together, screw 35 itself does not bear the weight of basket 21.Therefore, if this screw 35 produces under the lax situation, hanging metal part 28 is owing to be with second portion 32 and third part 33 supporting baskets 21, so, can prevent that this hanging metal part 28 breaks away from baskets 21.
Yet hanging metal part 28 is as implied above, by Hanging bolt 29 indoor set body 20 is hung oneself from beam, when the height dimension of change indoor set body 20, just can implement by adjusting Hanging bolt 29.In addition, on described decoration panel 100, be provided with corner panels 102 corresponding to the position (four jiaos) of hanging metal part 28.Like this, when unloading corner panels 102, hanging metal part 28 can expose, can be simply near Hanging bolt 29.Therefore, hanging metal part 28 original advantages are, as long as pull down corner panels 102, just are easy to from the outside approaching.
In the present embodiment, hanging metal part 28 as shown in figure 15, third part 33 is provided with temporary fixed 34 with the temporary fixed usefulness of described decoration panel 100 (Fig. 1).This temporary fixed 34 is claws that the leading section with third part 33 is bent to form upward, forms through pressure processing integratedly with described first 31, second portion 32.
Further, hanging metal part 28 has the screw hole 33a that is formed on the third part 33 as shown in figure 14.This screw hole 33a is used for decoration panel 100 screw threads are fixed on basket 21, plays the effect of formal fixed part.
Like this, by on the third part 33 of hanging metal part 28, being provided with temporary fixed 34, under the state of pulling down corner panels 102, just very simply near temporary fixed 34, so, decoration panel 100 can be temporarily fixed on this temporary fixed 34.In addition and since do not need will put temporary fixed with the hanging metal part and be provided with individually, so, can cut down component number, and then, realized cheapization of manufacturing cost.Further, because on the third part of hanging metal part 28, form screw hole 33a by engaging, so, with decoration panel 100 temporary fixed after, for example, need not change the position of the step stool that the operator takes, just can still this decoration panel 100 formally be fixed on the basket 21 in situ, improve operation.
Figure 16 is the perspective view that 100 1 bights of decoration panel of corner panels are unloaded in expression.In Figure 16, above-below direction with indoor set 10 is put upside down from the ceiling state that gets off of hanging oneself.
The bight of decoration panel 100 has and compares the recess 41 that falls in the surface of this decoration panel 100 as shown in figure 16; And the formed peristome 42 of the 100A of edge portion that passes through this recess 41 and decoration panel 100.These recesses 41 and peristome 42 usefulness corner panels 102 (Fig. 1) cover.Peristome 42 is formed on corresponding to the position that is located at the hanging metal part 28 on the basket 21, by this peristome 42, and can be near hanging metal part 28.
In this structure, recess 41 has the part that makes this recess 41 to the side-prominent pedestal 43 of peristome 42 1, in this pedestal 43, forms through hole 44, is used for decoration panel 100 is fixed on basket 21.
In addition, in the edge portion of pedestal 43, be provided with and described temporary fixed 34 engaging part that engages 51.
This engaging part 51 is that metallic plate with leaf spring etc. is crooked and form for example, comprising: be fixed on the base portion 52 on the pedestal 43; (below among Figure 16) and the bounce-back portion 53 of extending above this base portion 52 continuously; The leading section of this bounce-back portion 53 to the inside bending, is hung over the clamp portion 54 on described temporary fixed 34.These clamp portion 54 relative bounce-back portions 53 are roughly, and the angle of 45 degree forms.Base portion 52 from the edge portion of pedestal 43 extend to this pedestal 43 below (Figure 16 above), and be fixed on the pedestal 43 with screw 45.Like this, in this formation, because engaging part 51 is arranged on the edge portion of peristome 42, so this engaging part 51 can occlusion of openings portion 42, can not hinder operation.
In addition, though omit in the diagram, this engaging part 51 is arranged in the edge portion in the peristome 42 of decoration panel 100, that be positioned at the pair of openings portion 42 on the diagonal position.Like this, for example, if the indoor set 10 of the little small-sized boxlike of profile width, then can be respectively be arranged on engaging part 51 on the diagonal angle of decoration panel 100, thereby only just can carry out the loading and unloading of decoration panel 100 simply by a people with one-handed performance.
Below, with reference to Figure 17, illustrate decoration panel 100 is fixed to order on the basket.
At first, grasp each peristome 42 that is positioned on the diagonal position, open the upper end (promptly drawing extension portion 54) that will be arranged on the engaging part 51 on this peristome 42 with finger (arrow directions X among Figure 17) laterally.Under such state, decoration panel 100 is promoted upward, the extension portion 54 of drawing of engaging part 51 is hung on temporary fixed 34 of hanging metal part 28.In this structure, because engaging part 51 is to form with the leaf spring material, so, when finger leaves when drawing extension portion 54, resilient portion 53 turns back to original state, whereby, the extension portion 54 of drawing of engaging part 51 is hung over temporary fixed 34 of hanging metal part 28, decoration panel 100 is temporarily fixed on the basket 21.
Next, screw 60 inserted in the through hole 44 (Figure 17) on each pedestal 43 that is formed on decoration panel 100, screw 60 is fixed among the screwed hole 33a that forms respectively on the third part of each hanging metal part 28.If like this, just can simply decoration panel 100 be fixed on the basket 21.In addition, when unloading decoration panel 100, according to carrying out the order of fixing reversed order just passable.
So, according to present embodiment, provide a kind of ceiling flush type air conditioner, comprising: the basket 21 that holds pressure fan 23 and indoor heat converter 24; Be configured in the decoration panel 100 of these basket 21 belows; And be arranged on hanging metal part 28 on the side plate 21c of basket 21, make the Hanging bolt 29 that suspends in midair from beam pass this hanging metal part 28, be suspended on the beam this basket 21 and supporting, hanging metal part 28 has first 31, second portion 32 and third part 33; First 31 extends to basket 21 inboards; Second portion 32 is by being formed on the opening on the basket 21, in the outside of this basket 21 and top plate portion 21b almost parallel ground extends and allow Hanging bolt 29 pass through; Third part 33 and the lower edge 21d of the side plate 21c of basket 21 engage and support the lower edge 21d of this side plate; Third part 33 is provided with temporary fixed 34 with decoration panel 100 temporary fixed usefulness, therefore, can utilize the part of hanging metal part 28, decoration panel 100 is temporarily fixed on this hanging metal part 28, simplify the structure of temporary fixed this decoration panel 100.In addition, do not need to be provided with separately temporary fixed 34, so, can cut down component number, and then, realized cheapization of manufacturing cost.
In addition, according to present embodiment, because third part 33 has the temporary fixed decoration panel 100 fixing screwed hole 33a of usefulness formally, so, can utilize the third part 33 of hanging metal part 28 to carry out temporary fixed and formal fixing, can make fixedly simplifying the structure of decoration panel 100.In addition, owing on the third part 33 of hanging metal part 28, be provided with screwed hole 33a and temporary fixed 34 simultaneously, so, with decoration panel 100 temporary fixed after, for example, need not change the position that the operator takes step stool, just can still this decoration panel 100 formally be fixed on the basket 21 in situ, improve operation.
In addition, according to present embodiment, owing to are leading sections with third part 33 and are bent to form upward for temporary fixed 34, so, can form temporary fixed 34 simply, can make simplifying the structure of temporary fixed decoration panel 100.
In addition, according to present embodiment, because decoration panel 100 is being provided with the peristome 42 that corner panels 102 covers with hanging metal part 28 four bights corresponding, this decoration panel 100, in these peristomes 42, be positioned in the pair of openings portion 42 on decoration panel 100 diagonal angles, be provided with and temporary fixed 34 engaging part that engages 51, so, by dismounting corner panels 102, can be simply near engaging part 51.Therefore, this engaging part 51 is engaged simply with temporary fixed 34 or break away from.In addition, because engaging part 51 is set in place on the peristome 42 of diagonal position, so, for example, if profile amplitude words little, so-called small-sized boxlike indoor set 10, then can be respectively be arranged on engaging part 51 on the diagonal angle of decoration panel 100, thereby only just can carry out the loading and unloading of decoration panel 100 simply by a people with one-handed performance.
As mentioned above, though narrated the optimised form that carries out an invention,, the embodiment that the present invention is not limited to describe based on technological thought of the present invention, can be made various distortion and change.In the present embodiment, temporary fixed 34 is by with the leading section bending of third part, integrally formed with this third part, but, be not limited to this, for example, also can separate formation with third part, be welded on then on this third part temporary fixed, perhaps, fix with fasteners such as screws.
(the 4th embodiment)
Below, with reference to accompanying drawing, embodiments of the present invention are described.
Figure 18 is the schematic diagram that the air conditioner 102 of the ceiling flush type air-conditioning device 101 of present embodiment is arranged on the state on the ceiling of trellis system from beneath.
The ceiling of this trellis system has by a plurality of suspender (not shown) and is suspended in a plurality of maintenance bars 103 on the ceiling.This maintenance bar 103 is assembled into clathrate, in the space that keeps bar 103 to surround, forms maintenance bar peristome 104.In the present embodiment, the opening that keeps bar peristome 104 to have 600mm * 600mm size respectively, in keeping bar peristome 4, the ceiling components 105 and the indoor lighting unit 106 etc. that throws light on corresponding with this openings of sizes, that the formation ceiling surface is used are installed, simultaneously, the air conditioner 102 of air being regulated usefulness is installed.
Figure 19 is a perspective view of representing air conditioner 102 from a following side, and Figure 20 is the skiagraph of air conditioner 102.
The air conditioner 102 of present embodiment is to have four directions corresponding to the outer shape of the 600mm * 600mm of described maintenance bar peristome 104 to cassette type air conditioner 102, as Figure 19 and shown in Figure 20, have by Hanging bolt 110 and be suspended in the air conditioner body 111 on the ceiling and be installed in decoration panel 112 below this air conditioner body 111.
Described air conditioner body 111 has the basket 113 of the profile part that constitutes air conditioner body 111 as Figure 19 and shown in Figure 20.This basket 113 is formed with the roughly box-shaped of opening and forms with following, has top plate portion 113A and side plate 113B.On four bights of this side plate 113B outside, as shown in figure 19, be provided with hanging metal part 114, at the Hanging bolt 110 that is equipped with on this hanging metal part 114 under the ceiling suspention, basket 113 is supported hangingly by this Hanging bolt 110, and is supported on the ceiling.
On whole the inner surface of the top plate portion 113A of basket 113 and side plate 113B, as shown in figure 20, be provided with the heat guard 115 that foamed styrene is made.In addition, on the top plate portion 113A of basket 113, be fixed with Air Blast fan 116, be provided with indoor heat converter 117 in the mode of surrounding this Air Blast fan 116, by means of this Air Blast fan 116, to supply to indoor heat converter 117 via suction inlet 121 (aftermentioned) inhaled air of decoration panel 112, simultaneously, the air that will carry out heat exchange by indoor heat converter 117 blows out from the blow-off outlet 122 (aftermentioned) of decoration panel 112.Below indoor heat converter 117, dispose the draining tray 118 of foamed styrene system, be used for accepting the dew that flows down from this indoor heat converter 117.
On the other hand, decoration panel 112 has and sees the decoration panel body 120 that forms essentially rectangular on the plane as shown in figure 19, and decoration panel body 120 comprises the suction inlet 121 that is formed on these decoration panel body 120 substantial middle portions; And near four limits of this decoration panel body 120, the blow-off outlet 122 that forms along each limit respectively.On described suction inlet 121, can be equipped with freely loading and unloading and suck grid 123, suck on the grid 123 at this, filter 124 is installed, be used for removing the dust that air contained that flows in the basket 113 by suction inlet 121.Air conditioner 102 sucks the inside of basket 113 by suction inlet 121 with room air, carries out air being blowed to indoor by blow-off outlet 122 after the heat exchange of air in basket 113.
In addition, at decoration panel body 120 four jiaos, below described hanging metal part 114, as shown in figure 19, be formed with decoration panel side opening 125 (simultaneously with reference to Figure 21 and Figure 23), to seal the mode of this decoration panel side opening 125, decoration panel body 120 can be equipped with corner panels 130 with freely loading and unloading relatively.Under the situation of location of carrying out air conditioner 2 or Height Adjustment etc., operators etc. unload corner panels 130, decoration panel side opening 125 is exposed, at these decoration panel side opening 125 places, hand or instrument are inserted, near described Hanging bolt 110, operation Hanging bolt 110 carries out the location of air conditioner 102 etc.Therefore, for corner panels 130, for operation oversimplify, rapid for the purpose of, load and unload easily when requiring operation, in order to realize this loading and unloading easiness, the decoration panel body 120 and the corner panels 130 of present embodiment have following formation.
Figure 21 is the schematic diagram of a bight 120A from four bights of indoor observation decoration panel body 120, the state after expression is unloaded corner panels 130 and sucked grid 123.Figure 22 is corner panels 130 is observed in expression from the back side a perspective view.Here, the back side of so-called corner panels 130 is meant the face in the face of the ceiling inboard when being installed to corner panels 130 on the decoration panel body 120.Figure 23 and Figure 24 are the key diagrams that is used to illustrate the method that corner panels 130 is installed to the method on the decoration panel body 120 or corner panels 130 is unloaded down from decoration panel body 120, the state before Figure 23 represents to install, the state after Figure 24 represents to install.In addition, in the following description, four bights of decoration panel 112 have roughly the same structure respectively, so, be that example describes with a bight 120A below.Equally, be arranged on each the corner panels 130A among four corner panels 130A on 120 4 jiaos of the decoration panel bodies, owing to have roughly the same structure respectively, so, be that example describes with a corner panels 130 below.
The bight 120A of the decoration panel body 120 that corner panels 130 is installed at first, is described.As shown in figure 21, decoration panel body 120 has the frame body 180 that forms with the frame-like round blow-off outlet 122, and this frame body 180 has four frame parts 181.2 frame parts 181A, 181B shown in Figure 21 intersect vertically at 120A place, the bight of decoration panel body 120, at bight 120A place, connect the ceiling inboard and be formed with described decoration panel side opening 125, indoor at this decoration panel side opening 125, what be formed with corner panels 130 chimeric usefulness is chimeric with peristome (below, be called peristome simply) 131.This peristome 131 embeds in order to make corner panels 130, forms with the essentially rectangular shape corresponding to corner panels 130 shapes.Inner peripheral at peristome 131, in four bights of peristome 131, laterally towards (among Figure 21 shown in the arrow outside direction, below, this direction is called " outer direction ") inner peripheral in the bight, the outside 132 that forms, be formed with the recessed outside connecting hole 133 of outward direction.The outside engaging pawl 152 (Figure 22) that this outside engaging part 133 is aftermentioned corner panels 130 engages the connecting hole of usefulness.
At the inner peripheral of peristome 131, on the inner peripheral in the bight, 2 sides 134 in the bight, the described outside of adjacency 132 in four bights of peristome 131,, form side connecting hole 135 as Figure 21 and shown in Figure 23.The side engaging pawl 154 (Figure 23) that this side connecting hole 135 is aftermentioned corner panels 130 engages the connecting hole of usefulness.
In addition, on the bight, formed center 136, form turning inner wall part 140 on the center position in 131 4 bights of peristome.
This turning inner wall part 140 is as Figure 21 and shown in Figure 23, is be connected to each other together parts of end with each internal face 182,183 (Figure 23 and Figure 24) of two frame parts 181A, 181B, has dividing plate 186 and pedestal portion 142.
Dividing plate 186 is plate-shaped members that peristome 131 and described suction inlet 121 are separated, and when tilting from decoration panel body 120 outward directions, extends to indoor direction.On this dividing plate 186, as shown in figure 23, be formed with the internal face side connecting hole 141 that constitutes in the grooving mode.Formed protuberance 159 (Figure 22) engages the connecting hole of usefulness on the connecting pin 156 that this internal face side connecting hole 141 is aftermentioned corner panels 130.Here, the inclination of these dividing plate 186 outward directions is described in detail hereinafter, is to be used for when corner panels 130 is fitted to peristome 131, with inside side surface side connecting hole 141 guiding of the protuberance 159 (Figure 22) of the connecting pin 156 of corner panels 130.
Pedestal portion 142 is arranged on suction inlet 121 sides of the base end part of described turning inner wall part 140.This pedestal portion 142 is in the position that the handle portion 158 (Figure 22) of the connecting pin 156 of aftermentioned corner panels 130 contacts and is fixed, and has to the outstanding pedestal protuberance 145 of suction inlet 121 sides (center position).On this pedestal protuberance 145, form recessed threaded portion 144, this recessed threaded portion 144 engages with fixing screw 143 screw threads that are used for fixing corner panels 130 and decoration panel body 120.
This pedestal protuberance 145, owing to form to suction inlet 121 sides highlightedly, be constructed as follows structure, to suck when grid 23 is installed to suction inlet 121, as Figure 18 and shown in Figure 19, from the indoor fixing screw 143 of can't see this pedestal protuberance 145 and engaging, like this, improved aesthetic appearance with recessed threaded portion 144 screw threads of pedestal protuberance 145.
On the other hand, corner panels 130 forms with the essentially rectangular shape corresponding to described peristome 131 shapes as shown in figure 22, on two limits of the outer direction in four limits, crosses over described two limits and forms to the outstanding corner panels periphery wall 150 of ceiling direction.On this corner panels periphery wall 150, the foreign side in four bights of corner panels 130 makes progress on the bight, the formed outside 151, forms the outstanding outside engaging pawl 152 of outward direction.This outside engaging pawl 152 is the engaging pawls that engage usefulness with the outside connecting hole 133 (Figure 21) of described peristome 131.
In addition, on corner panels periphery wall 150, in four bights of corner panels, on the bight, two sides 153 in bight, the described outside 151, form the side that engages with the side connecting hole 135 (Figure 21, Figure 23) of described peristome 131 and engage pawl 154.
Further, in four bights of corner panels, along being provided with connecting pin 156 on the bight, center 155 that center position forms.
This connecting pin 156 is formed by the rubber-like material, as shown in figure 22, have to the outstanding rise part 157 of ceiling direction and from the front end of this rise part 157 to handle portion 158 that center position is bent to form.
On described rise part 157, as shown in figure 22, be formed with the outstanding protuberance 159 of outward direction.This protuberance 159 is the parts that engage with the internal face side connecting hole 141 of described turning inner wall part 140, on the face of the outer direction of protuberance 159, is formed with the rake 160 that tilts to center position.When this rake 160 is fitted in the peristome 131 in corner panels 130, to guiding in the protuberance 159 inside side surface side connecting holes 141.
In addition, described handle portion 158 is the parts that contact, are fixed with described pedestal portion 142, forms the through hole 161 that connects ceiling-indoor direction.This through hole 161 is holes that described fixing screw 143 connects, when corner panels 130 and decoration panel body 120 is fixing, as Figure 23 and shown in Figure 24, the fixing screw 143 of special use is engaged with described recessed threaded portion 144 screw threads via this through hole 161, thereby, with corner panels 130 screw threads for fastening on decoration panel body 120.
In handle portion 158, the length L 1 (Figure 22) of the part of extending to center position from the end of through hole 161 center positions forms with the length greater than the length L 2 (Figure 21) of the part of extending to center position from the center position end of the recessed threaded portion 144 of described pedestal portion 142, when being fitted to corner panels 130 in the peristome 131, the leading section of handle portion 158 surpasses pedestal portion 142 and extends to center position, the structure that the part fabrication process person of this extension etc. can control.Adopt this formation, as hereinafter being described in detail, when unloading decoration panel 130 from peristome 131, operator etc. hold this handle portion 158, by the position of these handle portion 158 change corner panels 130, just can remove the chimeric of corner panels 130 and peristome 131.
The order that the corner panels 130 of described structure is installed on the decoration panel body 120 is passed through description.That is to say, peristome 131 at the decoration panel body 120 that unloads the state that sucks grid 123, without hold-down screw 143, with corner panels 130 temporary fixed after, by means of fixing screw 143, corner panels 130 and decoration panel body 120 is formally fixing, will suck grid 123 and be installed on the decoration panel body 120.
More particularly, as shown in figure 23, the outside of corner panels 130 engaging pawl 152 is hung in the outside connecting hole 133 of peristome 131, the outside is being engaged the state that pawl 152 engages with outside connecting hole 133, the bight, center 136 of corner panels 130 is pressed into to the ceiling direction.
Corner panels 130 when the ceiling direction is pressed into, is put in the side of corner panels 130 engaging pawl 154 after the interior week of peristome 131, flexibly be fastened in the side connecting hole 135.Meanwhile, rise part of the connecting pin 156 of corner panels 130 157 and the protuberance 159 that forms on described rise part 157 are guided inner wall part 140 inclinations place of described turning, put in to suction inlet 121 sides of turning inner wall part 140.At this moment, the rake 160 of described protuberance 159 is guided, and slides to the ceiling direction when protuberance 159 is contacted with turning inner wall part 140, and thereupon, rise part 157 is corresponding to the inclination strain of the rake 160 of protuberance 159.When further carrying out this being pressed into, protuberance 159 is guided on the rake 160, enters in the internal face side connecting hole 141 of turning inner wall part 140, and this protuberance 159 flexibly engages with internal face side connecting hole 141, finishes that this is temporary fixed.
Described temporary fixed after, fixing screw 143 by the through hole 161 in the handle portion 158 that is formed at connecting pin 156, is engaged with recessed threaded portion 144 screw threads on the pedestal protuberance 145 that is formed on pedestal portion 142, carry out formally fixing.After this is temporary fixed, will sucks grid 123 and be installed on the suction inlet 121.At this moment, as mentioned above, this pedestal protuberance 145, owing to form to suction inlet 121 side-prominently, as Figure 18 and shown in Figure 19, after the installation that sucks grid 123, described fixing screw 143 does not expose.
So, in the present embodiment, because corner panels 130 is temporary fixed, be by after in the outside connecting hole 133 that the outside of corner panels 130 engaging pawl 152 is hung over decoration panel body 120, corner panels 130 is carried out to the simple and simple operation that the ceiling direction is pressed into, can realize simplification, rapidization of operation.In addition, carry out when temporary fixed, in four bights of corner panels 130, because 131 engagings of corner panels 130 and peristome, so, can keep the temporary fixed state of corner panels 130 securely, after temporary fixed, corner panels 130 can not fall down, and has improved security.
Then, the order that corner panels 130 is unloaded down from decoration panel body 120 is described.
When unloading corner panels 130, as shown in figure 24, at first, will suck grid 123 and unload down from decoration panel body 120, the fixing screw 143 that is threaded in the pedestal portion 142 is exposed after, remove being threaded of this fixing screw 143.At this moment, even fixing screw 143 is in disassembly status (temporary fixed state), as mentioned above, corner panels 130 can not fall down yet, so operators etc. can with the hands remove the operation that is threaded of this fixing screw 143, can realize efficiency of operationization, rapidization, simultaneously, improved security.
After removing being threaded of this fixing screw 143, hold the handle portion 158 of described connecting pin 156, by of the displacement of this handle portion 158 to center position (the arrow Y1 direction among Figure 24), make rise part 157 strains of connecting pin 156, from the internal face side connecting hole 141 that is formed at turning inner wall part 140, extract the protuberance 159 of rise part 157, remove after this engaging, handle portion 158 is depressed to the indoor, whereby, make the bight, center 136 of corner panels 130 to indoor direction displacement.Along with of the displacement of this corner panels 130 to indoor direction, the side connecting hole 135 of removing peristome 131 engages the fastening state of pawl 154 with the side of corner panels 130, simultaneously, the outside connecting hole 133 of releasing peristome 131 engages the fastening state of pawl 152 with the outside of corner panels 130.Thereby, remove the engaging in four bights of corner panels 130, corner panels 130 is unloaded down from decoration panel body 120.
In the present embodiment, owing to the handle portion 158 of the connecting pin 156 by holding corner panels 130, make these handle portion 158 strains and make corner panels 130 to the operation indoor displacement, simple, corner panels 130 can be unloaded down from decoration panel body 120, therefore can be realized simplification, rapidization of operation.Further, in field-strip, even extract after the described fixing screw 143, corner panels 130 can not fall down yet, so, improved security.
In addition, in the present embodiment, corner panels 130 is chosen to indoor direction from decoration panel body 120, unload down.Here, for example, with corner panels 130 outwardly direction slide under the situation of structure of dismounting, as shown in figure 18, with air conditioner 102 and lighting unit 106 adjacency, lighting unit is in the position that corner panels 130 is slided, this lighting unit 106 forms obstacle, and field-strip is had any problem.; in the present embodiment; because corner panels 130 is dismantled with displacement to indoor direction, so, for example; as shown in figure 18; even under the situation of air conditioner 102 and lighting unit 106 adjacency, during dismounting corner panels 130, lighting unit 106 can not cause obstacle yet; therefore, field-strip is not difficult.
As mentioned above, according to present embodiment, when being installed to corner panels 130 on the decoration panel body 120, can be by after in the outside connecting hole 133 that the outside of corner panels 130 engaging pawl 152 is hung over decoration panel body 120, corner panels 130 be carried out to the simple and simple operation that the ceiling direction is pressed into.In addition, during from decoration panel body 120 dismounting corner panels 130, because the handle portion 158 of connecting pin 156 that can be by holding corner panels 130, make this handle portion 158 to the center position displacement, thus make rise part 157 strains of connecting pin 156, from the internal face side connecting hole 141 that is formed at turning inner wall part 140, extract rise part 157 protuberance 159, remove after this engaging, make the simple operation of corner panels 130 to indoor direction displacement by this handle portion 158, dismantle.So, in the present embodiment, do not need to use the parts of special uses such as permanent magnet or plate, can still keep the loading and unloading easiness of corner panels 130, realize the reduction of cost and the simplification of modular construction.
In addition, according to present embodiment, owing to form the handle portion 158 that pedestal portion 142 extends that surpasses at the leading section of connecting pin 156, so, can be easy to and hold reliably handle portion 158, can realize facilitation, the high efficiency of operation.
In addition, described embodiment only shows a form of the present invention, can make any distortion and application within the scope of the invention.
For example, in the present embodiment, though illustration be arranged on air conditioner 102 on the trellis system ceiling,, this air conditioner can also be that air conditioner is embedded such air conditioner in the opening that is arranged on the ceiling.In addition, the air conditioner 2 of present embodiment, though illustration have 600mm * 600mm the four directions of outer shape to cassette type air conditioner 102, be not limited to this, for example, can be profile with 640mm * 640mm, in addition, also can be the reversible air conditioner.

Claims (14)

1. the indoor set of a ceiling flush type air-conditioning device is characterized in that, comprising: the box-shaped basket that is provided with peristome at downside; With the internal separation of this basket is the indoor heat converter of primary side and secondary side; And be installed in the face of the pressure fan on the top plate portion of the described basket of primary side; On the side plate of the described secondary side of facing described basket, be provided with the secondary side heat insulating member,
On top plate portion, be provided with the primary side heat insulating member, on this primary side heat insulating member, be formed with and be used for described pressure fan is fixed to peristome on the described top plate portion in the face of the primary side of described basket.
2. the indoor set of ceiling flush type air-conditioning device according to claim 1 is characterized in that described primary side heat insulating member and described secondary side heat insulating member form.
3. the indoor set of ceiling flush type air-conditioning device as claimed in claim 1 or 2 is characterized in that, described primary side heat insulating member, be formed flatly with the aspectant inner surface of described pressure fan.
4. the indoor set of ceiling flush type air-conditioning device according to claim 1, it is characterized in that, on the inner surface of described primary side heat insulating member, be formed with the slot part that the distribution that makes described pressure fan passes through, be provided with the distribution fixing metal part on the top plate portion of the described distribution in this slot part being fixed and described primary side heat insulating member is fixed on described basket.
5. the indoor set of a ceiling flush type air-conditioning device is characterized in that, comprising:
Along the limit of decoration panel to grow the blow-off outlet that size forms;
Length direction along this blow-off outlet extends, and is provided with the fin of turning cylinder at both ends; And
Have the installing hole of the turning cylinder that this fin is installed free to rotately and the installed base of the stepper motor of the turning cylinder that drives described fin is installed;
The turning cylinder of described fin is provided with to the outstanding protuberance in the outside of this turning cylinder outer peripheral face, is provided with described protuberance butt and limits the engagement groove part of the slewing area of described fin in the hole wall portion of described installing hole.
6. as the indoor set of ceiling flush type air-conditioning device as described in the claim 5, it is characterized in that left and right symmetrically is formed with described engagement groove part in the hole wall portion of described installing hole.
7. as the indoor set of ceiling flush type air-conditioning device as described in claim 1 or 6, it is characterized in that, described installing hole is formed tubular.
8. a ceiling flush type air conditioner is characterized in that, comprising:
The basket that holds pressure fan and heat exchanger;
Be configured in the decoration panel of this basket below;
Be arranged on the hanging metal part on the side plate of described basket;
Make the Hanging bolt that suspends in midair from beam pass this hanging metal part, be suspended on the beam this basket and supporting,
Described hanging metal part has first, second portion and third part, and first extends in the inboard of described basket; Second portion extends on the outside and the top board almost parallel ground of this basket, and allows Hanging bolt pass through by being formed on the opening on the described basket; Third part and the lower edge of described basket side plate engage and support the lower edge of this side plate, and this third part is provided with the temporary fixed portion that described decoration panel is temporary fixed.
9. as ceiling flush type air conditioner as described in the claim 8, it is characterized in that described third part is provided with the formal fixed part that temporary fixed described decoration panel is formally fixing.
10. as ceiling flush type air conditioner as described in the claim 8, it is characterized in that described temporary fixed portion is that the leading section with described third part is crooked upward and form.
11. as ceiling flush type air conditioner as described in the claim 8, it is characterized in that, described decoration panel, be provided with the peristome that covers with corner panels in four bights of this decoration panel corresponding with described hanging metal part, in the pair of openings portion on the diagonal angle in these peristomes, that be positioned at described decoration panel, be provided with and described temporary fixed engaging part that engages.
12. a ceiling flush type air-conditioning device is characterized in that, comprising:
The air conditioner body;
Be installed in the following decoration panel of this air conditioner body;
Be arranged on the corner panels on four jiaos of panel body of this decoration panel;
Described corner panels, has the engaging pawl in the connecting hole that embeds described panel body, simultaneously, on a bight of described corner panels, has pedestal portion from the turning inner wall part that is arranged on described panel body extend out and be fixed connecting pin in this pedestal portion.
13. as ceiling flush type air-conditioning device as described in the claim 12, it is characterized in that described connecting pin is an elastomer, have be arranged on described turning inner wall part on the protuberance that engages of connecting hole.
14. as ceiling flush type air-conditioning device as described in the claim 12, it is characterized in that,, form the handle portion that exceeds described pedestal portion and extend at the front end of described connecting pin.
CN2008101756434A 2007-07-25 2008-07-25 In-ceiling mount type air conditioner and indoor unit thereof Active CN101387425B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP2007192761A JP4945357B2 (en) 2007-07-25 2007-07-25 Indoor unit of ceiling-embedded air conditioner
JP192762/07 2007-07-25
JP2007192762A JP5103080B2 (en) 2007-07-25 2007-07-25 Indoor unit of ceiling-embedded air conditioner
JP192761/07 2007-07-25
JP2007203822A JP5011022B2 (en) 2007-08-06 2007-08-06 Embedded ceiling air conditioner
JP2007203776A JP5033535B2 (en) 2007-08-06 2007-08-06 Embedded ceiling air conditioner
JP203822/07 2007-08-06
JP203776/07 2007-08-06

Related Child Applications (3)

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CN2009102250301A Division CN101761986B (en) 2007-07-25 2008-07-25 In-ceiling mount type air conditioner and indoor unit thereof
CN2013100809238A Division CN103185373A (en) 2007-07-25 2008-07-25 In-ceiling mount type air conditioner and indoor unit thereof
CN201310081120.4A Division CN103175261B (en) 2007-07-25 2008-07-25 In-ceiling mount type air conditioner and indoor unit thereof

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CN101387425B CN101387425B (en) 2010-10-27

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CN105849472A (en) * 2014-02-18 2016-08-10 东芝开利株式会社 Air conditioner
CN106468459A (en) * 2015-08-11 2017-03-01 Lg电子株式会社 The indoor set of air conditioner
CN107514797A (en) * 2017-07-11 2017-12-26 青岛海尔空调电子有限公司 Boom support component for ceiling-mounted air conditioner
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CN102460026B (en) 2009-06-19 2014-05-07 大金工业株式会社 Ceiling-mounted air conditioning unit
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JP4051423B2 (en) * 2002-08-30 2008-02-27 東芝キヤリア株式会社 Embedded ceiling air conditioner
JP4684085B2 (en) * 2005-02-24 2011-05-18 三菱電機株式会社 Embedded ceiling air conditioner

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CN105705880A (en) * 2013-12-20 2016-06-22 东芝开利株式会社 Air conditioner
CN105705880B (en) * 2013-12-20 2019-03-08 东芝开利株式会社 Air-conditioning
CN105849472A (en) * 2014-02-18 2016-08-10 东芝开利株式会社 Air conditioner
CN105849472B (en) * 2014-02-18 2019-03-29 东芝开利株式会社 Air-conditioning
CN106468459A (en) * 2015-08-11 2017-03-01 Lg电子株式会社 The indoor set of air conditioner
US10309683B2 (en) 2015-08-11 2019-06-04 Lg Electronics Inc. Indoor unit of air conditioner
CN106468459B (en) * 2015-08-11 2019-07-05 Lg电子株式会社 The indoor unit of air conditioner
CN114440318A (en) * 2015-10-23 2022-05-06 三星电子株式会社 Air conditioner
CN107514797A (en) * 2017-07-11 2017-12-26 青岛海尔空调电子有限公司 Boom support component for ceiling-mounted air conditioner

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JP4945357B2 (en) 2012-06-06
CN101387425B (en) 2010-10-27

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