CN207936234U - Wall-hanging indoor unit of air conditioner - Google Patents

Abstract

The utility model provides a kind of wall-hanging indoor unit of air conditioner comprising：Shell wherein offers air inlet on the roof of case, the lower part of front panel offers the air outlet of oblong, which is arranged with respect to support wall and is tilted down setting, so that air outlet is obliquely downward；Air ejection member, it is set in air outlet, it includes annular inner wall and annular outer wall, wherein annular inner wall limits exhausting hole, the edge that annular outer wall connects with annular inner wall forms puff prot, for spraying the air-flow of internal air feed chamber forward, and the air of air-supply metastomium is made to be drawn through exhausting hole and oliquely downward send out；Air-supply assembly comprising centrifugal blower and wind guide component, centrifugal blower is arranged so that surrounding air enters from top air inlet to exchange heat with heat exchanger, and is arranged the air-flow after heat exchange to air feed chamber by wind guide component.The wall-hanging indoor unit of air conditioner of this programme, compact-sized, air-supply is soft, comfort is good.

Description

Wall-hanging indoor unit of air conditioner

Technical field

The utility model is related to air conditioners, more particularly to wall-hanging indoor unit of air conditioner.

Background technology

Air conditioner is one of the household electrical appliance of indispensability, and the requirement with user to comfort and health is also higher and higher, The air supply mode of traditional air conditioner is after cold wind is sent into interior, and with the slow convection current of surrounding air, heat transfer rate is slower, cannot give people Nice and cool feeling rapidly, and the air outlet of indoor unit can bring into user health adverse effect to people's blow-through, it is susceptible to sky Adjust disease.

For this problem, occurs the indoor unit of the injection air outlet of soft air-supply in the prior art, utilization is smaller Air outlet drive surrounding air blowout so that the air after heat exchange mixes submitting with surrounding air, however injection air outlet pair Structure it is more demanding so that injection air outlet is applied in the more abundant cabinet type indoor machine in space mostly.And apply injection The hanging indoor unit of air outlet generally requires casing being provided in round to meet the structural requirement of injection air outlet or it His irregular shape, on the one hand the existing cognitive presence gap with the use habit of user and to hanging indoor unit, does not allow It is susceptible to user acceptance；On the other hand it also makes troubles for the installation of hanging indoor unit, therefore the hanging room of application injection air outlet Interior machine cannot meet the requirement of user.

Utility model content

One purpose of the utility model is to provide for a kind of blow in the fast wall-hanging air conditioner room of soft heat transfer rate Machine.

The utility model one meets use further objective is that make the compact-sized of wall-hanging indoor unit of air conditioner The use habit at family.

Particularly, the utility model provides a kind of wall-hanging indoor unit of air conditioner comprising：

Shell, the shell include case and the front panel that is set in front of case, and air inlet is offered on the roof of case Mouthful, the lower part of front panel offers the air outlet of oblong, and shell is arranged with respect to for fixing in wall-hanging air conditioner room The support wall of machine is tilted down setting, so that air outlet is obliquely downward；

Air ejection member is set in air outlet comprising annular inner wall and annular outer wall, wherein annular inner wall limit pumping Air holes, annular outer wall limits air feed chamber jointly with annular inner wall, and the edge that annular outer wall connects with annular inner wall is formed Puff prot, puff prot are used to spray in the air-flow of air feed chamber, and the air at air outlet rear is made to be drawn through exhausting hole to oblique It sends out lower section；

Heat exchanger is set to enclosure interior；And

Air-supply assembly comprising：Centrifugal blower and wind guide component, centrifugal blower are arranged so that surrounding air from air inlet Mouth enters to exchange heat with heat exchanger, and is arranged the air-flow after heat exchange to air feed chamber by wind guide component.

Optionally, the back fixation of fixed frame, one end and case connects, and the other end is for being fixed on support wall；And And at least part of the lower edge at the back of case forms chamfering, after fixed frame is fixed with support wall, to utilize chamfering Fitting support wall, to support indoor unit.

Optionally, shell be arranged with respect to wall range of tilt angles be set as 5 to 30 degree.

Optionally, wall-hanging indoor unit of air conditioner further includes partition board, the partition board it include be parallel to front panel setting vertical It to plate portion, is backwardly recessed in the middle part of longitudinal plate portion, to limit the heat exchanger receiving for arranging heat exchanger between front panel Chamber；And

Air inlet is formed by the air-inlet grille being arranged at the top of case, partition board further include connect at the top of the plate portion of longitudinal direction and with The cross plate portion of case head clearance setting, cross plate portion limit the air intake passage from air inlet to heat exchanger accommodating chamber.

Optionally, the center of longitudinal plate portion is provided with through-hole, is passed through for the collection gas port of centrifugal blower, so that centrifugation wind Machine sucks the air with heat exchanger heat exchange in heat exchanger accommodating chamber；The impeller of centrifugal blower is set to longitudinal plate portion with spiral case In the space limited with the case, and the exhaust outlet of spiral case is towards the side wall of shell；The air inlet and spiral case of wind guide component Exhaust outlet connect.

Optionally, wind guide component includes：

At least partly segment body of Drainage Section, the air inlet with wind guide component, and Drainage Section is spiral, will centrifuge The airflow direction guiding of wind turbine discharge is downward；

Air feed section, connects with Drainage Section, inside limit air collecting chamber, with receive centrifugal blower be discharged air-flow, air feed Duan Kaiyou towards air ejection member exhaust outlet so that the air-flow of air collecting chamber feeds to air feed chamber.

Optionally, the air inlet of Drainage Section from wind guide component is tapered along airflow direction；And air feed section goes out along Drainage Section Wind direction forms scroll casing shape, reduces windage of the air-flow in air collecting chamber.

Optionally, air feed section is located at the lower section of heat exchanger accommodating chamber, and its distance in the front-back direction is more than Drainage Section, supplies The exhaust outlet of wind section is set to the front that air collecting chamber is posted by air ejection member side.

Optionally, air ejection member include two it is intersegmental every horizontal section and connect two sections of horizontal sections two sections of arcuate segments Section, wherein in two sections of curved sections positioned at wind guide component side curved section annular outer wall on offer air ejection member into Gas port connects with the exhaust outlet of air feed section.

Optionally, the posterior edges of annular inner wall are to air feed chamber internal recess, and after annular outer wall and annular inner wall The opposite position of lateral edges has outside flange, so that the gap between annular outer wall and the posterior edges of annular inner wall Form puff prot.

Optionally, annular inner wall extends to form forward continuous abducent Coanda surface from lateral edges thereafter；And The section that annular outer wall is located at the part on rear side of air ejection member is spiral so that the air-flow of air feed chamber along annular outer wall from After puff prot sprays, the Coanda surface formed along annular inner wall is sent out, and drives the surrounding air at extraction air outlet rear.

The wall-hanging indoor unit of air conditioner of the utility model, front panel lower section are provided with the air outlet of oblong, are used for cloth The air ejection member for setting annular makes the air-flow to exchange heat by heat exchanger be sprayed from the puff prot of air ejection member, aspirates around air outlet Surrounding air, the exchanging air stream violent with the ambient enviroment temperature difference are mixed, and to ensure that the air-flow sent out is soft, are blown to human body Impression it is more comfortable, on the one hand increase air output, accelerate the flowing of room air, indoor temperature can be made integrally uniform Decline, and the air outlet of the wall-hanging indoor unit of air conditioner of the utility model is strip, is set to the lower section of shell, it is whole to tie Structure and the existing hanging indoor unit of tradition are more similar, are easy to be easily accepted by a user, and are easy to replace the existing hanging room of tradition Interior machine, installation site are flexible.

Further, the wall-hanging indoor unit of air conditioner of the utility model, air inlet are set on case roof, in use Except the visual range at family, it is ensured that the globality of appearance, and air inlet is formd to heat exchanger accommodating chamber using partition board Air intake passage, ensure that heat exchange air-flow it is unobstructed.And indoor unit is entered the wind from top, from the lower section outlet air of front panel, is formed Airflow circulating so that indoor temperature is quickly adjusted, the use demand of user is met.

Further, the wall-hanging indoor unit of air conditioner of the utility model, shell are to be obliquely installed relative to support wall, Make air outlet towards oblique lower section so that the oblique lower section of air-supply air-flow, and due to using injecting type air-out mode, air output Greatly, to solve when air outlet is towards front, air-supply air-flow jet length on sustained height is remote, but short transverse The inadequate problem of upper convection current degree,

Further, the wall-hanging indoor unit of air conditioner of the utility model, internal part is compact-sized, makes full use of shell Interior space can be such that wall-hanging indoor unit of air conditioner becomes thinner.

Further, the wall-hanging indoor unit of air conditioner of the utility model, heat exchanging device, centrifugal blower, wind guide component The position of equal components and construction are improved, and are on the one hand reduced occupied space, on the other hand can also be reduced air-supply Windage.

According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more Add the above-mentioned and other purposes, advantages and features of clear the utility model.

Description of the drawings

Some specific realities of the utility model are described in detail by way of example rather than limitation with reference to the accompanying drawings hereinafter Apply example.Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that The drawings are not necessarily drawn to scale.In attached drawing：

Fig. 1 is the schematic appearance figure according to the wall-hanging indoor unit of air conditioner of the utility model one embodiment；

Fig. 2 is the scheme of installation according to the wall-hanging indoor unit of air conditioner of the utility model one embodiment；

Fig. 3 is the schematic explosive view according to the wall-hanging indoor unit of air conditioner of the utility model one embodiment；

Fig. 4 is the schematic diagram of air ejection member in the wall-hanging indoor unit of air conditioner according to the utility model one embodiment；

Fig. 5 is the air flow direction figure of the schematic sectional of the cutting line A-A interceptions in Fig. 4；

Fig. 6 is the schematic diagram of internal part in the wall-hanging indoor unit of air conditioner according to the utility model one embodiment； And

Fig. 7 is the schematic diagram of air-supply assembly in the wall-hanging indoor unit of air conditioner according to the utility model one embodiment.

Specific implementation mode

A kind of wall-hanging indoor unit of air conditioner 100 is present embodiments provided to refer in specification for ease of description The orientation such as "upper" "lower" " preceding " " rear " "top" "bottom" are according to the space under 100 normal operating conditions of wall-hanging indoor unit of air conditioner Before position relationship is defined, such as 100 user oriented side of wall-hanging indoor unit of air conditioner is, it is posted by installation site After side is.

Fig. 1 is according to the schematic appearance figure of the wall-hanging indoor unit of air conditioner 100 of the utility model one embodiment, figure 2 be according to the scheme of installation and Fig. 3 of the wall-hanging indoor unit of air conditioner 100 of the utility model one embodiment be basis The schematic explosive view of the wall-hanging indoor unit of air conditioner 100 of the utility model one embodiment.Wall-hanging indoor unit of air conditioner 100 may include in general manner：Shell 110, air ejection member 120, heat exchanger 140, air-supply assembly.Its middle casing 110 may include： Case 112 and the front panel 114 for being set to 112 front of case.Case 112 is formed by roof, side wall, back, limits appearance Receive the space of internal part, front panel 114 is arranged in the front of case 112, to close the inner space of case 112.Shell Air inlet 116 and air outlet 117 are offered on 110.Wherein air outlet 117 is the lower part that shell 110 is set in oblong, And in the upstream of air supply direction and environment, air ejection member 120 is set in air outlet 117.

Air inlet 116 is set on the roof of case 112, air inlet 116 can by formation such as grid, mesh, so as to To ensure the globality of appearance.Ambient air outside can be got in inside machine 100 from top.Since user can not generally see To the position of air inlet 116, the setting structure of air inlet 116 can ensure the globality of appearance, improve the beautiful journey of body Degree.And indoor unit 100 is entered the wind from top, from the lower section outlet air of front panel 114, forms airflow circulating so as to indoor temperature Quickly adjustment, meets the use demand of user.

Jet assembly 120 is set in air outlet 117, and using injecting type outlet air, air supplying distance is remote, is followed to form air-flow Ring.Wall-hanging indoor unit of air conditioner can be obliquely installed, and shell 110 is arranged with respect to for fixing in wall-hanging air conditioner room The support wall 200 of machine is tilted down setting, so that air outlet 117 is obliquely downward.

A kind of mounting means of the wall-hanging indoor unit of air conditioner 100 of the present embodiment is：It is arranged for installing shell 110 Fixed frame 160.One end of fixed frame 160 is connect with the back fixation of case 112, and the other end supports wall 200 for being fixed on, The lower edge at the back of case 112 also reclines with support wall 200, to form the support construction of shell 110.Above-mentioned fixed frame 160 can be the fixed plate or one or more hanging bar of entirety.One end that fixed frame 160 fixes support wall 200 can be with Reliably it is fixedly connected with mode by screws bolts etc..

At least part of the lower edge at the back of case 112 forms chamfering 118, in fixed frame 160 and support wall After 200 fix, it is bonded support wall using chamfering 118, to support indoor unit 100.Such as the lower edge at the back of case 112 Both sides formed chamfering 118.In further embodiments, chamfering can also be integrally formed in the lower edge at the back of case 112 118。

The range of tilt angles that shell 110 is arranged with respect to wall 200 is set as 5 to 30 degree.It presses at above-mentioned angle of inclination Suspension height and indoor environment according to indoor unit 100 carry out measuring and calculating determination, to preferably meet the requirement of airflow circulating.

In some preferred embodiments, jet assembly 120 can also be set to the forward position in lower part of shell 110, cover The bottom wall of shell 112 is provided with the hollow out with environment at the rear portion (namely in upstream of air supply direction) of jet assembly 120 Area 119, the recuperated gas sprayed for jet assembly 120 can be mixed by 119 draws ambient air of vacancy section.

Alternatively, air outlet 117 front and back can also be disposed through lower part (case 112 and the front panel of shell 110 114 corresponding position is provided with the through-hole of oblong, to form the pre-and post perforative air outlet 117.The rear side shape of case 112 Position at air outlet 117 is recessed forward so that has air circulation region at 117 rear of air outlet, so that air outlet 117 inside and air circulation regional connectivity, the recuperated gas sprayed for air ejection member 120 can be aspirated from the air circulation region Surrounding air is mixed, and the temperature difference of mixed air-flow and ambient enviroment is small, softer, and air output bigger, is accelerated The flowing of room air.

Heat exchanger 140 is set to inside shell 110, such as is set to inside shell 110 close to the position of front panel 114 It sets, namely is arranged in the front of 110 inner space of shell.Heat exchanger 140 and the air progress heat exchange for flowing through it, to change stream Temperature through its air.A part of the heat exchanger 140 as refrigeration system, refrigeration system can using compression refrigeration cycle come It realizes, compression refrigeration cycle is recycled in the compression phase transformation of compressor, condenser, evaporator, throttling set using refrigerant and realized The transmission of heat.Four-way valve can also be arranged in refrigeration system, change the flow direction of refrigerant, and indoor set heat exchanger 140 is made alternately to make For evaporator or condenser, refrigeration or heat-production functions are realized.It is people in the art due to compressing refrigeration cycle in air conditioner Known by member, this will not be repeated here for operation principle and construction.

Air-supply assembly includes：Centrifugal blower 131 and wind guide component 136.Centrifugal blower 131 is as gas in indoor unit 100 The power source of flowing can be configured so that surrounding air enters from top air inlet 116 and changed with heat exchanger 140 Heat is discharged after centrifugal blower 131 to airflow downstream, is sent out outside indoor unit 100 eventually by air ejection member 120.Wind-guiding Component 136 is connected between the exhaust outlet of centrifugal blower 131 and the air feed chamber of air ejection member 120, and is used for centrifugal blower The air-flow of 131 discharges leads into air feed chamber.

Air ejection member 120 is set in air outlet 117, and whole is in oblong (or track type), air ejection member 120 Center limits exhausting hole 123, the front and back perforation of the exhausting hole 123.Air ejection member 120 and its size of internal part, specification, can To be configured according to the specification position of the draft capacity of air-supply assembly centrifugal blower 131 and wind guide component 136.Fig. 4 is root According to the schematic diagram of air ejection member 120 in the wall-hanging indoor unit of air conditioner 100 of the utility model one embodiment, Fig. 5 is along Fig. 4 In cutting line A-A interception schematic sectional air flow direction figure.

Air ejection member 120 includes annular inner wall 121 and annular outer wall 122, and annular inner wall 121 and annular outer wall 122 are common Above-mentioned oblong is formed, and the inside of annular inner wall 121 is exhausting hole 123.Annular outer wall 122 connects with annular inner wall 121 Edge form puff prot 124, puff prot 124 is used to spray in the air-flow of air feed chamber 125, and makes 117 rear portion of air outlet Air is drawn through exhausting hole 123 and oliquely downward sends out.

The posterior edges 126 of annular inner wall 121 are to 125 internal recess of air feed chamber, and annular outer wall 122 and annular inner wall The opposite position of 121 posterior edges 126 has outside flange 127, so that annular outer wall 122 and annular inner wall 121 Posterior edges 126 between gap formed puff prot 124.Posterior edges of the annular inner wall 121 to 125 internal recess of air feed chamber 126 can also have the function of airflow direction guiding, and the air-flow in air feed chamber 125 is made successfully to be sent out from puff prot 124.

Annular inner wall 121 extends to form forward continuous abducent Coanda surface from lateral edges 126 thereafter；And ring The section that shape outer wall 122 is located at the part of 120 rear side of air ejection member is spiral, so that the air-flow of air feed chamber 125 is along ring Shape outer wall 122 after the ejection of puff prot 124, send out, and drives extraction air outlet by the Coanda surface formed along annular inner wall 121 The surrounding air at 117 rears.It can be 5 to 15 degree that annular inner wall 121, which extends continuous abducent extension angle of inclination, tilt Angle is bigger, the air-flow that puff prot 124 sprays to extend to the outside speed faster, by largely testing, the expansion of annular inner wall 121 Between exhibition angle of inclination could be provided as 6 to 10 degree, it is more advantageous to is mixed with the surrounding air in exhausting hole 123 in this way.

Annular inner wall 121 and annular outer wall 122 limit the air feed chamber 125 of the annular inside air ejection member 120, ring jointly Shape inner wall 121 and annular outer wall 122 be respectively provided with two it is intersegmental every horizontal section 128 and connection two sections of horizontal sections 128 Two sections of curved sections 129, wherein the annular in two sections of curved sections 129 positioned at the curved section 129 of 136 side of wind guide component is outer The air inlet that air ejection member 120 is offered on wall 122, the air after heat exchange for receiving air-supply assembly offer.It is another Support element 146 can be arranged in the outside of the curved section 129 of side, for preferably fixing the air ejection member 120.

The above-mentioned section of annular inner wall 121 and annular outer wall 122 is formed by the component of multiple connections, in some preferred implementations In example, annular inner wall 121 and annular outer wall 122 can be formed by whole moulded parts.

Puff prot 124 can be continuous annular groove, and in some optional embodiments, puff prot 124 can also be in annular It is formed on a part of section of inner wall 121 and annular outer wall 122, or is the multistage at interval.Such as puff prot 124 can be only It is arranged in the horizontal section 128 of air ejection member 120 so that jet is more uniform, and can effectively drive exhausting hole 123 Interior surrounding air.In order to improve the effluxvelocity of puff prot 124, the width of puff prot 124 could be provided as 1 to 3mm, pass through A large amount of test, the width of puff prot 124 can be preferably arranged to 2mm or so, and the puff prot 124 of the dimension width both ensures to change The jet velocity of thermal current, and the windage loss of heat exchange air-flow can be reduced to the greatest extent, reduce noise.Solid arrow is in Figure 5 The airflow direction of surrounding air, dotted arrow are the airflow direction for the heat exchange air-flow that puff prot 124 sprays.

In some preferred embodiments, air ejection member 120 can also be driven by motor and transmission mechanism, be realized whole upper Lower swing adjusts wind direction, realizes and swings air-supply, so that wind-out range is broader.

Fig. 6 is the signal of internal part in the wall-hanging indoor unit of air conditioner 100 according to the utility model one embodiment Figure.The inside of wall-hanging indoor unit of air conditioner 100 further includes partition board 143, the inside of wall-hanging indoor unit of air conditioner 100 include every Plate 143, partition board 143 are used to be isolated the front and back air-flow of heat exchange.The partition board 143 includes the longitudinal plate for being parallel to the setting of front panel 114 The middle part in portion 1431, longitudinal plate portion 1431 is backwardly recessed, to be limited between front panel 114 for arranging heat exchanger 140 Heat exchanger accommodating chamber.Heat exchanger 140 is set in heat exchanger accommodating chamber.

Partition board 143 further includes the transverse plate for connecting and being arranged with 112 head clearance of case with the top of longitudinal plate portion 1431 Portion 1432, cross plate portion 1432 limit the air intake passage from the air inlet 116 at top to heat exchanger accommodating chamber.Extraneous air from After the air inlet 116 at top enters, transversely plate portion 1432 moves forward into heat exchanger accommodating chamber, exchanges heat with heat exchanger 140. The air inlet 116 of 112 roof of case is set to the top of cross plate portion 1432.

Extraneous air is after the entrance of air inlet 116, and transversely plate portion 1432 moves forward into heat exchanger accommodating chamber, with heat exchanger 140 exchange heat.

The center of longitudinal plate portion 1431 is provided with through-hole 145, is passed through for the collection gas port 132 of centrifugal blower 131, so that Centrifugal blower 131 sucks the air to exchange heat with heat exchanger 140 in heat exchanger accommodating chamber.The impeller 133 and spiral case of centrifugal blower 131 134 are set in the space that longitudinal plate portion 1431 and case 112 limit, and the exhaust outlet of spiral case 134 is towards the side of shell 110 Wall；The air inlet of wind guide component 136 connects with the exhaust outlet of spiral case 134.

Fig. 7 is the signal of air-supply assembly in the wall-hanging indoor unit of air conditioner 100 according to the utility model one embodiment Figure.Air-supply assembly includes：Centrifugal blower 131 and wind guide component 136.Due to ensureing the air jet velocities of air ejection member 120, The air-supply assembly of the present embodiment uses power source of the centrifugal blower 131 as air-flow.

Centrifugal blower 131 is converted to the principle of potential energy according to kinetic energy, is accelerated gas using high-speed rotating impeller 133, Then slow down, change flow direction, kinetic energy is made to be converted into potential energy.It generally comprises collection gas port 132, impeller 133, spiral case 134.Centrifuge wind Machine 131 integrates gas port 132 as the air inlet of wind turbine 131, and it acts as ensure that air-flow can equably import circle full of impeller 133 Face reduces flow losses, and in the present embodiment, the direction of collection gas port 132 to the impeller 133 of centrifugal blower 131 is tapered, forms loudspeaker Mouth, the air intake impeller 133 that will can be exchanged heat as possible with heat exchanger 140 in heat exchanger accommodating chamber.The leaf of centrifugal blower 131 When wheel 133 is rotated with the axis by the drive of high-speed electric expreess locomotive 135, the gas between impeller 133 rotates with impeller 133 and obtains centrifugal force, gas Body is thrown out of impeller 133, and into spiral case 134, the gas pressure intensity in spiral case 134, which increases, is directed to discharge.Interlobate gas quilt After discharge, negative pressure is formed；The air in heat exchanger accommodating chamber outside collection gas port 132 is constantly inhaled into, to form continuous gas Stream.

The impeller 133 of centrifugal blower 131 is set to spiral case 134 in the space that partition board 143 is limited with case 112, and Side wall of the exhaust outlet of spiral case 134 towards shell 110；The air inlet of wind guide component 136 connects with the exhaust outlet of spiral case 134.Snail Shell 134 is helical, inhales the air that collection is thrown away from impeller 133, and by gradually wealthy sectional area, the dynamic pressure of air-flow is turned Turn to static pressure.

Wind guide component 136 is connected between the exhaust outlet of centrifugal blower 131 and the air feed chamber 125 of air ejection member 120, and Air-flow for centrifugal blower 131 to be discharged leads into air feed chamber 125.Wind guide component 136 may include Drainage Section 137 and supply Wind section 138.

Drainage Section 137 has the air inlet of wind guide component 136, and at least partly segment body of Drainage Section 137 is spiral, It is downward by the guiding of airflow direction that centrifugal blower 131 is discharged, Drainage Section 137 is from the air inlet of wind guide component 136 along air-flow side To tapered, to accelerate the wind speed that air-flow enters the air collecting chamber 139 of air feed section 138.

Air feed section 138 connects with Drainage Section 137, inside limit air collecting chamber 139, with receive centrifugal blower 131 be discharged Air-flow, air feed section 138 is provided with the exhaust outlet towards air ejection member 120, so that the air-flow of air collecting chamber 139 feeds to air feed chamber 125. Air-out direction of the air feed section 138 along Drainage Section 137 forms scroll casing shape, reduces windage of the air-flow in air collecting chamber 139, it is made to collect It is formed and is vortexed in air cavity 139, successfully can lead to air feed chamber 125 from air collecting chamber 139.

Above-mentioned Drainage Section 137 can be arranged in the side of centrifugal blower 131, since the space of partition board 143 limits, Drainage Section 137 longitudinal separation is smaller, and air feed section 138 is located at lower section (namely partition board 143 and the heat exchanger 140 of heat exchanger accommodating chamber Lower section), therefore its distance in the front-back direction is more than Drainage Section 137, the exhaust outlet of air feed section 138 is set to air collecting chamber 139 and reclines Front in 120 side of air ejection member.The air inlet of air ejection member 120, which is arranged in two sections of curved sections 129, is located at air dam On the annular outer wall 122 of the curved section 129 of 136 side of part.

The wall-hanging indoor unit of air conditioner 100 of the present embodiment, 110 lower section of shell is provided with air outlet 117, for arranging ring The air ejection member 120 of shape, makes the air-flow to exchange heat by heat exchanger 140 be sprayed from the puff prot 124 of air ejection member 120, and suction is sent 117 ambient air of air port, the exchanging air stream violent with the ambient enviroment temperature difference, which is mixed, oliquely downward to be sent out, to ensure The air-flow of submitting is soft, and the impression for being blown to human body is more comfortable, on the one hand increases the air output of indoor unit 100, accelerates room The flowing of interior air can make indoor temperature is whole uniformly to decline, and the wall-hanging indoor unit of air conditioner 100 of the utility model Air outlet be strip, be set to the lower section of shell 110, overall structure and the existing hanging indoor unit of tradition are more similar, appearance It is susceptible to user acceptance, and be easy to replace the existing hanging indoor unit of tradition, installation site is flexible, and internal part is compact-sized, The space in shell 110 is made full use of, wall-hanging indoor unit of air conditioner can be made to become thinner.It is opened additionally, due to air inlet 116 On the roof of case 112, surrounding air is got in from top inside machine, is sent out from lower front after heat exchange, indoors Airflow circulating is formed, temperature is regulated the speed faster, and the use demand of user is met.

The flow direction of the heat exchange air-flow of the wall-hanging indoor unit of air conditioner 100 of the present embodiment is：After centrifugal blower 131 starts, Air around indoor unit 100 is sucked from air inlet 116 in heat exchanger accommodating chamber, and heat exchange is carried out with heat exchanger 140, then into Enter centrifugal blower 131, by the acceleration of impeller 133, enters wind guide component 136 through spiral case 134, by drawing for wind guide component 136 The guiding for flowing section 137, into the air collecting chamber 139 of air feed section 138.Air-flow eventually passes through confession in air collecting chamber 139 with eddy current type traveling 120 air inlet of air ejection member that the exhaust outlet of wind section 138 is opened up from 136 annular outer wall 122 of wind guide component enters the confession of annular Wind chamber 125.Into air feed chamber 125 air-flow under the guiding of the posterior edges 126 of annular inner wall 121, at a high speed from puff prot 124 It sprays, drives the air in the air circulation region at 117 rear portion of air outlet to be drawn through the exhausting hole 123 of air ejection member 120, in room It is sent into interior after the mixing of 100 obliquely downward of interior machine, air-out volume is significantly increased, while the air-flow after heat exchange is mixed with surrounding air, Become cool without cold soft air-flow, accelerates the flowing of room air.

So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The range of type is understood that and regards as to cover other all these variations or modifications.

Claims (10)

1. a kind of wall-hanging indoor unit of air conditioner, it is characterised in that including：

Shell, the shell include case and the front panel that is set in front of the case, are opened up on the roof of the case There are air inlet, the lower part of the front panel to offer the air outlet of oblong, the shell is arranged with respect to for fixing The support wall for stating wall-hanging indoor unit of air conditioner is tilted down setting, so that the air outlet is obliquely downward；

Air ejection member is set in the air outlet comprising annular inner wall and annular outer wall, wherein the annular inner wall limits Go out exhausting hole, the annular outer wall limits air feed chamber, and the annular outer wall and the ring jointly with the annular inner wall The edge that shape inner wall connects forms puff prot, and the puff prot is used to spray in the air-flow of the air feed chamber, and makes described send The air at air port rear is drawn through the exhausting hole and oliquely downward sends out；

Heat exchanger is set to the enclosure interior；And

Air-supply assembly comprising：Centrifugal blower and wind guide component, the centrifugal blower are arranged so that surrounding air from described Air inlet enters to exchange heat with the heat exchanger, and is arranged the air-flow after heat exchange to the air feed by the wind guide component Chamber.

2. wall-hanging indoor unit of air conditioner according to claim 1, it is characterised in that further include：

Fixed frame, one end are connect with the back fixation of the case, and the other end is for being fixed on the support wall；And

At least part of the lower edge at the back of the case forms chamfering, with solid in the fixed frame and the support wall After fixed, it is bonded the support wall using the chamfering, to support the indoor unit.

3. wall-hanging indoor unit of air conditioner according to claim 2, it is characterised in that

The range of tilt angles that the shell is arranged with respect to the wall is set as 5 to 30 degree.

4. wall-hanging indoor unit of air conditioner according to claim 1, it is characterised in that further include：

Partition board comprising be parallel to longitudinal plate portion of front panel setting, be backwardly recessed in the middle part of the longitudinal direction plate portion, with The heat exchanger accommodating chamber for arranging the heat exchanger is limited between the front panel；And

The air inlet is formed by the air-inlet grille being arranged at the top of the case, and the partition board further includes and longitudinal plate portion The cross plate portion that top connects and is arranged with the case head clearance, the cross plate portion are limited from the air inlet to institute State the air intake passage of heat exchanger accommodating chamber.

5. wall-hanging indoor unit of air conditioner according to claim 4, it is characterised in that

The center of the longitudinal direction plate portion is provided with through-hole, is passed through for the collection gas port of the centrifugal blower, so that the centrifugation Wind turbine sucks the air with heat exchanger heat exchange in the heat exchanger accommodating chamber；

The impeller of the centrifugal blower is set to spiral case in the space that longitudinal plate portion is limited with the case, and described Side wall of the exhaust outlet of spiral case towards shell；

The air inlet of the wind guide component connects with the exhaust outlet of the spiral case.

6. wall-hanging indoor unit of air conditioner according to claim 5, it is characterised in that the wind guide component includes：

At least partly segment body of Drainage Section, the air inlet with the wind guide component, the Drainage Section is spiral, will be described The airflow direction guiding of centrifugal blower discharge be it is downward, and the Drainage Section from the air inlet of the wind guide component along the gas It is tapered to flow direction；

Air feed section connects with the Drainage Section, inside limit air collecting chamber, to receive the air-flow of centrifugal blower discharge, The air feed section is provided with the exhaust outlet towards the air ejection member, so that the air-flow of the air collecting chamber feeds to the air feed chamber, and And air-out direction of the air feed section along the Drainage Section forms scroll casing shape, reduces windage of the air-flow in the air collecting chamber.

7. wall-hanging indoor unit of air conditioner according to claim 6, it is characterised in that

The air feed section is located at the lower section of the heat exchanger accommodating chamber, and its distance in the front-back direction is more than the Drainage Section, The exhaust outlet of the air feed section is set to the front that the air collecting chamber is posted by the air ejection member side.

8. wall-hanging indoor unit of air conditioner according to claim 7, it is characterised in that

The air ejection member include two it is intersegmental every horizontal section and connection two sections of horizontal sections two sections of curved sections, In wherein described two sections of curved sections the spray is offered on the annular outer wall of the curved section of the wind guide component side The air inlet of gas component connects with the exhaust outlet of the air feed section.

9. wall-hanging indoor unit of air conditioner according to claim 1, it is characterised in that

The posterior edges of the annular inner wall are to the air feed chamber internal recess, and the annular outer wall and the annular inner wall The opposite position of posterior edges there is outside flange so that the back side edge of the annular outer wall and the annular inner wall Gap between edge forms the puff prot.

10. wall-hanging indoor unit of air conditioner according to claim 9, it is characterised in that

The annular inner wall extends to form forward continuous abducent Coanda surface from lateral edges thereafter；And

The section that the annular outer wall is located at the part on rear side of the air ejection member is spiral, so that the air feed chamber Air-flow is along the annular outer wall after puff prot ejection, and the Coanda surface formed along the annular inner wall is sent out, and band The surrounding air at the dynamic extraction air outlet rear.