CN1749652A

CN1749652A - Lift device of outlet assembly of air conditioner

Info

Publication number: CN1749652A
Application number: CN 200510015427
Authority: CN
Inventors: 秦顺动
Original assignee: LG Electronics Tianjin Appliances Co Ltd
Current assignee: LG Electronics Tianjin Appliances Co Ltd
Priority date: 2005-10-17
Filing date: 2005-10-17
Publication date: 2006-03-22
Anticipated expiration: 2025-10-17
Also published as: CN100356110C

Abstract

The present invention is outlet assembly lifting device for air conditioner. The indoor unit of air conditioner includes pedestal, casing on the pedestal, air outlet assembly set in the outlet of the casing and capable of being raised or lowered to exhaust air to required direction, fixing frame in the upper inside of the air outlet assembly, and air outlet assembly elevator formed on the fixing frame and the casing to raise or lower the air outlet assembly and to open and close the air outlet. After the air conditioner is stopped, the air outlet assembly is lowered inside the air outlet, and this maintains the good look of air-conditioner and protects the air outlet assembly and avoids foreign matter to enter.

Description

The lift device of outlet assembly of air-conditioner

Technical field

The invention belongs to filed of air conditioning, particularly relate to and a kind ofly on the air conditioner room unit shell, be formed with air outlet, and the liftable outlet assembly of installation opens and closes the lift device of outlet assembly of the air-conditioner of air outlet on shell.

Background technology

In general, air-conditioner is in order to provide more comfortable indoor environment to the user, utilizes the refrigerant circulation that is made of compressor, condenser, expansion mechanism and evaporimeter, in refrigeration or the heating chamber and the device that purifies air.

Fig. 7 is the air-conditioner stereogram of prior art, and Fig. 8 is the air-conditioner exploded perspective view of prior art.

The prior art indoor machine of air-conditioner comprises as shown in Figures 7 and 8 by chassis 2; Be provided in the back quadrate part upside on chassis 2, and the shell 4 of open at its front; Be provided in the front upper of shell 4, be formed with the front upper panel 10 of front central authorities' outlet 6 and the left and right sides, front outlet 8 in central and both sides separately; Be provided between the central portion of the front face on chassis 2 and front upper panel 10, and and the front lower of shell 4 between be formed with the front lower panel 14 of the left and right sides, front suction inlet 12; The left and right sides that is provided in the upside protection left and right sides, the front suction inlet 12 on chassis 2 sucks grid 16; By discharge the pressure fan 18 of air behind the left and right sides, the front suction inlet 12 suction air by front central authorities' outlet 6 and the left and right sides, front outlet 8; Be provided between front upper panel 10 and the shell 4, the air heat exchanger 20 of heating or 18 air-supplies of cooling pressure fan constitutes.

Upper panel 10 direction or left and right directions is separated by a distance possesses a plurality of grids 7 and rotary blade 9 is installed up and down in front.Disperse to discharge air in the time of central outlet 6 inboards, grid 7 protection front, open and close the left and right sides, front outlet 8 in the time of blade 9 protection outlet 8 inboards, the left and right sides separately.

Pressure fan 18 is installed in the bottom of shell 4 near left and right sides suction inlet 12.

Be installed as the drain pan 22 of gathering at the lower end of heat exchanger 20 downside, and connect the scupper hose 24 of discharging condensed water to the outside at drain pan 22 from heat exchanger 20 surperficial fallen condensed waters.

The lift device of outlet assembly of the air-conditioner of aforesaid prior art, when pressure fan 18 drives, by left and right suction inlet 12 inhaled airs in front cooled off by heat exchanger 20 or heat the back by front central authorities' outlet 6 and the left and right outlet 8 in front to the place ahead, top of indoor set discharge.

But, the prior art indoor machine of air-conditioner, the central authorities of upper panel 10 and both sides possess front central authorities' outlet 6 and the left and right outlet 8 in front separately in front, central in front outlet 6 is installed grid 7, simultaneously be equipped with blade 9 separately separately at left and right air outlet 8, so shortcoming that exists the indoor set cosmetic look that causes by

outlet

6,8 and grid 7 and blade 9 to descend.

Also have, when the indoor set driving stopped, foreign matter flowed into by the left and right outlet 8 of front central authorities' outlet 6 and front, so there is the shortcoming of bringing out the indoor set fault.

In order to solve above-mentioned shortcoming, present air-conditioner appends to be equipped with and drives sealing outlet 6 when stopping, 8 outlet enclosed construction, but because the outlet enclosed construction is installed in outlet 6, near 8 and with outlet 6, sealing running between 8 is in conjunction with complicated, and its structure is very complicated, the installation site is restricted and the shortcoming of design cost and assembly expenses rising so exist.

Also have, the indoor machine of air-conditioner of prior art is because 12 front face side at indoor set of

outlet

6,8 and suction inlet form, the air that flows into the front face side bottom of air-conditioner is only discharged to the front face side top of air-conditioner, so the shortcoming that has more effectively three-dimensional refrigeration or heat.

Summary of the invention

The present invention for solve the technical problem that exists in the prior art provide a kind of on shell the formation air outlet, while liftable outlet assembly of installation on shell, open and close air outlet, when can prevent the cosmetic look decline of indoor set, when stopping, the driving of air-conditioner prevents that foreign matter from flowing into by air outlet; And the outlet assembly lift device of outlet assembly of the simple more air-conditioner of lifting structure of stable elevation and outlet assembly more.

The technical scheme that the present invention takes for the technical problem that exists in the solution prior art is:

The lift device of outlet assembly of air-conditioner of the present invention, air conditioner room unit comprises: the chassis; Be installed in the upside on chassis, be formed with the shell of air outlet in the above; Liftably be installed in air outlet and discharge the outlet assembly of air to desirable direction; Be installed in the fixed mount of outlet assembly inside upper part; On fixed mount and shell, form, and the lifting outlet assembly, and the lift device of outlet assembly of switching air outlet.

Described shell is equipped with the outlet assembly guiding for the lifting of the time guiding outlet assembly that supports outlet assembly at air outlet.

Described outlet assembly guiding comprises the guide part by the inside guiding outlet assembly lifting that is provided in air outlet; Be installed in the lower support outlet assembly of guide part, and be formed with the support component formation of air vent in a side.

Described outlet assembly comprises by top cover; Be provided in the upper bracket of top cover downside; Be provided in the downside of upper bracket, and and upper bracket between in the lower bracket of three openings wherein; The grid that is provided in the open one side between upper bracket and the lower bracket constitutes.

Described fixed mount forms on the upper bracket of outlet assembly.

Described fixed mount is by fixedly the fixed part of lift device of outlet assembly and a plurality of supporting legs that two ends are connected fixed part and upper bracket upper support fixed part constitute.

The lower bracket of described outlet assembly is formed with the open pore of circulation of air in central authorities, and the fixed part of fixed mount possesses in open pore.

Described lift device of outlet assembly comprises: be installed in the lifting motor on the outlet assembly guiding support component; Be connected on the rotating shaft of lifting motor the drive screw that rotates according to the running of lifting motor; Be fixed on the driven nut that meshes with drive screw on the fixed mount.

Advantage and good effect that the present invention has are:

The lift device of outlet assembly of air-conditioner of the present invention has following several advantage.

1, the lift device of outlet assembly of air-conditioner of the present invention, the air outlet of shell install can lifting outlet assembly, according to the outlet assembly lifting, air outlet opens and closes, and when the air-conditioner running stops, outlet assembly drops to the inside of air outlet, descends so have the cosmetic look that prevents the indoor set that caused by outlet assembly; Outlet assembly prevents to be subjected to external impact by shell and prevents that foreign matter is by advantages such as outlet assembly inflows.

2, at the air outlet of shell outlet assembly is installed and is led and guide the outlet assembly lifting, so have the outlet assembly advantage of stable elevation more.

3, on the upper bracket of outlet assembly, possesses fixed mount, and fixing driven nut, lifting motor and drive screw are installed on the support component of outlet assembly guiding in addition, rotate under the drive of lifting motor according to drive screw, driven lift nut, so the lifting structure of outlet assembly is very simple, the functional reliability during the outlet assembly lifting also rises thus.

Description of drawings

Fig. 1 is the stereogram of air conditioner room unit of the present invention in running;

Fig. 2 is the stereogram of air conditioner room unit of the present invention when running stops;

Fig. 3 is an air conditioner room unit exploded perspective view of the present invention;

Fig. 4 is the profile of air conditioner room unit of the present invention in the middle of running;

Fig. 5 is the profile of air conditioner room unit of the present invention when running stops;

Fig. 6 is the outlet assembly and the outlet assembly guiding exploded perspective view of air-conditioner of the present invention;

Fig. 7 is the air-conditioner stereogram of prior art;

Fig. 8 is the air-conditioner exploded perspective view of prior art.

The explanation * * * of * * accompanying drawing major part symbol

50: chassis 60: shell

72: air suction inlet 74: air outlet

80: outlet assembly 82: top cover

84: upper bracket 84a: the left forward side hook portion

84b: right forward side hook portion 84c, 87c, 88c: pocket for the punch head

85: four jiaos of cradle portion 86: lower bracket

87: vertical closure 88: grid

90: outlet assembly guiding 92: guide part

94: support component 96: hook portion

100: pressure fan 102: blow vent

104: fan 106: air supply motor

108: motor base 110: heat exchanger

112: left side heat exchange department 114: the right side heat exchange department

120: lift device of outlet assembly 122: lifting motor

124: drive screw 126: driven nut

128: screw bolt seat 130: fixed mount

132: fixed part 134: supporting leg

The specific embodiment

Describe embodiments of the invention in detail below in conjunction with accompanying drawing.

Fig. 1 is the stereogram of air conditioner room unit of the present invention in running; Fig. 2 is the stereogram of air conditioner room unit of the present invention when running stops.

Indoor machine of air-conditioner of the present invention comprises as shown in Figures 1 and 2 by chassis 50; Be installed in the upside on chassis 50, and be formed with air suction inlet 72 separately, be formed with the shell 60 of air outlet 74 in the above at left surface and right flank; Liftably be installed in the air outlet 74 on the shell 60, and forwards reach the outlet assembly 80 of the discharge air of two side dispersion air outlets 74; The fixed mount 130 that forms in a side of outlet assembly 80; On fixed mount 130 and shell 60, form, and oscilaltion outlet assembly 80 and open and close the lift device of outlet assembly of air outlet 74.

Shell 60 is top openings and form air outlet 74, and air outlet 74 descends according to outlet assembly 80 and close, and rises according to outlet assembly 80 and to open.

The outlet assembly 80 of lifting has a front and a left side like this, in the time of the opening of right two sides, reaches the structure that the back side is closed above, the discharge air that disperses to discharge air outlet 74 to the place ahead and two sides of indoor set.

Fig. 3 is an air conditioner room unit exploded perspective view of the present invention; Fig. 4 is the profile of air conditioner room unit of the present invention in running; Fig. 5 is the profile of air conditioner room unit of the present invention when running stops; Fig. 6 is the outlet assembly and the outlet assembly guiding exploded perspective view of air-conditioner of the present invention.

To shown in Figure 6, chassis 50 comprises the chassis arrangement portion 52 of shell 60 being installed by placing as Fig. 3; Outstanding formation of 52 central authorities of chassis arrangement portion, and gathering is from the drain pan part 54 of heat exchanger 110 fallen condensed waters; In order to make air-conditioner and indoor wall and other furniture separated by a distance, constitute than more outstanding relatively the separating means 56 in the periphery of chassis arrangement portion 52 at the edge part of chassis arrangement portion 52.

Be connected with the scupper hose 54a that discharges condensate water accumulation to the outside at aforesaid drain pan part 54.

Shell 60 comprises by the left side shell 61 that is formed with left side air suction inlet 72a in the bottom; Be formed with the right side shell 62 of right side air suction inlet 72b in the bottom; Be provided in the front lower panel 63 of the front lower of left side shell 61 and right side shell 62; The front upper panel 64 that is provided in the front upper of left side shell 61 and right side shell 62 constitutes.

The left side that air suction inlet 72a inboard, promising protection left side is installed at left side shell 61 sucks grid 65a.Form left side air outlet 76a on the top of left side shell 61, grid 66a is discharged in the left side that is installed as air outlet 76a inboard, protection left side.

The right side that air suction inlet 72b inboard, promising protection right side is installed at right side shell 62 sucks grid 65b.Right side air outlet 76b is formed at the top at right side shell 62, the right side of air outlet 76b inboard, promising protection right side is installed discharges grid 66b.

Also have, the display part 64a of promising demonstration air conditioner room unit operation information is installed in front, 64b on the upper panel 64.The rear of upper panel 64 has been equipped with main control panel 67 and auxiliary control panel 68 vertically installation between the front face of left side shell 61 and right side shell 62 for the electronic unit of control air-conditioner running in front.

The outlet assembly guiding 90 that supports outlet assembly 80 when 80 liftings of guiding outlet assembly are arranged on the shell 60 of Gou Chenging like this is installed on the air outlet 74, is formed with in order to make scupper hose 54a and refrigerant conduit 119 pass the through hole 69 of shell 60 in the bottom of shell 60 side.

Outlet assembly guiding 90 comprises by guide part 92 that is provided in side directed outlet assembly 90 liftings in the air outlet 74 and the support component 94 that is installed in the lower support outlet assembly 80 of guide part 92 and constituting.

Here, above constituting when guide part 92 has specified altitude assignment for the lifting that guides outlet assembly 80 and open underneath box-like, and around the periphery, upper end direction is outstanding laterally is formed with ' hook portion 96 of ' section shape hangs over shell 60 open upper end that are formed with air outlet 74 downwards.

Support component 94 is mounted in the following support outlet assembly 80 of the opening of guide part 92 ' ' font parts, on whole position, be formed with a plurality of air vent 94a, can guarantee that air passes through air vent 94a streamlined flow.

In addition, outlet assembly 80 comprises by the top cover 82 that forms outward appearance above the air-conditioner; Be provided in the upper bracket 84 of top cover 82 downsides; Be provided in the downside of upper bracket 84, and and upper bracket 84 between wall in the open lower bracket 86 in front and two sides; The grid 88 that is provided in open one side between upper bracket 84 and the lower bracket 86 constitutes.

The outstanding downwards the place ahead hook portion 84a that forms the fixing whole grid 88 of promising hang-up on upper bracket 84,84b.The place ahead

hook portion

84a, 84b is made of the place ahead, left side hook portion 84a of front, left side and the place ahead, right side hook portion 84b of preceding right side of face, and above-below direction is separated by a distance has a pocket for the punch head 84c in order insert to hang up grid 88 separately in the place ahead, left side hook portion 84a and the place ahead, right side hook portion 84b.

The upper bracket 84 usefulness adhesives of Xing Chenging are bonded at the bottom surface sections of top cover 82 or utilize attaching parts such as hook and holding screw to be fixed on the bottom surface sections of top cover 82 like this.Also have, the place ahead hook portion 84a, the lower end of 84b is bonded at the upward facial of lower bracket 86 or utilizes attaching parts such as hook and holding screw to be fixed on the face of going up of lower bracket 86 with adhesive.

Lower bracket 86 comprise by four jiaos of cradle portion 85 that are formed with open pore 85a in central authorities with erect the vertical closure 87 that is installed in four jiaos of cradle portion 85 rear side and constitute.Four jiaos of cradle portion 85 for the lift action that helps outlet assembly 80 in front and the back side roller 85b is installed, the outstanding promising rear hook portion 87a that tangles grid 88 rears, the 87b of forming at the back side of vertical closure 87.

Rear hook portion 87a, 87b comprises by rear, the left side hook portion 87a in back side left side and rear, the right side hook portion 87b on right side, the back side and constituting, and hangs up grid 88 and direction is separated by a distance up and down has a pocket for the punch head 87c in order to insert separately in rear, left side hook portion 87a and rear, right side hook portion 87b.

The lower bracket 86 of Xing Chenging like this, vertical closure 87 or rear hook portion 87a, the upper end of 87b sticks on the bottom surface sections of upper bracket 84 or utilizes attaching parts such as hook and holding screw to be fixed on the bottom surface sections of upper bracket 84 with adhesive.

The grid 88 direction distance to a declared goal of being separated by up and down is provided in the place ahead hook portion 84a of a plurality of upper bracket 84, the rear hook portion 87a of 84b and lower bracket 86, on the 87b, so for spreading two rear flank are fixed under the effect of elastic force, overall structure is the shaped as frame of a lateral incision.

That is, grid 88 is clamped at the pocket for the punch head 84c that forms on the place ahead, left side of upper bracket 84 hook portion 84a and the place ahead, the right side hook portion 84b with in the pocket for the punch head 87c that forms on the rear, left side of lower bracket 86 hook portion 87a and rear, the right side hook portion 87b and hangs up.Meanwhile, on the place ahead, left side of whole grid 88 hook portion 84a and position, hook portion 84b opposite, the place ahead, right side, be formed with pocket for the punch head 88c, so when grid 88 was installed, the place ahead, left side hook portion 84a and the place ahead, right side hook portion 84b sandwiched hang-up.

As mentioned above, grid 88 is provided in three of opening of outlet assembly 80, so the air that disperses to discharge to the place ahead and two sides of outlet assembly 80 time, front and the left surface and the right flank of protection outlet assembly 80.

Also have, be equipped with pressure fan 100 and heat exchanger 110 in the inboard of shell 60.Pressure fan 100 is discharged to the indoor by outlet assembly 80 after sucking air by left side air suction inlet 72a and right side air suction inlet 72b, the air that heat exchanger 110 heating or cooling are sent by pressure fan 100.

Pressure fan 100 is in order to be installed in the air that carries out heat exchange when the over-heat-exchanger 110 upside of heat exchanger 110 to air outlet 74 air-supplies of shell 60.Pressure fan 100 comprises by the blow vent 102 that forms air-supply passage; Be installed in the fan 104 of blow vent 102 inboards; The air supply motor 106 that rotating shaft is connected with fan 104; The motor base 108 that installs and fixes air supply motor 106 constitutes.

Heat exchanger 110 comprises by the next door that is provided in left side shell 61, arrives the left side heat exchange department 112 that downside tilts to the inboard central authorities of shell 60 more more; Be provided in the next door of right side shell 62, arrive the right side heat exchange department 114 that downside tilts to the inboard central authorities of shell 60 more more; The front cover 116 in space between the front of heat exchange department 112 and right side heat exchange department 114 on the left of block the front of heat exchange department 112 and right side heat exchange department 114 on the left of being installed in; Back side lid 118 formations in slit between the back side of heat exchange department 112 and right side heat exchange department 114 on the left of block at the back side of heat exchange department 112 and right side heat exchange department 114 on the left of being installed in.

In left side heat exchange department 112 and the right side heat exchange department 114, on certain, connect the refrigerant conduit 119 that is connected with off-premises station.

In addition, lift device of outlet assembly 120 comprises by being installed in lead lifting motor 122 on 90 support components 94 of outlet assembly; Be installed on the rotating shaft of lifting motor 122 drive screw 124 that under the drive of lifting motor 122, rotates; Be installed in the upper bracket 84 of outlet assembly 80, the driven nut 126 of rotation constitutes with drive screw 124 engagements.

Lifting motor 122 is the central authorities that are installed in support component 94 under the rotating shaft state up, and drive screw 124 is fixed on the rotating shaft and rotates with rotating shaft.

Drive screw 124 is that outer peripheral face forms threaded rod-like members, and its length is longer relatively than the adjustable height of outlet assembly 80, and hangs up platform 124a in its underpart along outstanding being formed with of periphery, and is supported on support component 94 rotations relatively on the screw bolt seat 128.

That is, screw bolt seat 128 hang up platform 124a forwards, backwards, be fixed under the state hung up of left and right, up and down direction and prevent above the support component 94 that drive screw 124 from flowing and break away from away.

Driven nut 126 is to form threaded annular element at inner peripheral surface, is installed on the position, drive screw 124 opposite of upper bracket 84 and drive screw 124 engagements.And, form the promising fixed mount 130 that installs and fixes driven nut 126 in the bottom surface of upper bracket 84.

Fixed mount 130 comprises by the fixed part 132 that installs and fixes driven nut 126 in central authorities; A plurality of supporting legs 134 that two ends are connected the bottom supporting fixed part 132 of fixed part 132 and upper bracket 84 constitute.

Here, fixed part 132 is installed in the open pore 85a of four jiaos of cradle portion 85, and is formed with the fixing driven nut 126 of peristome insertion in the central.

And, supporting leg 134, two ends are fixed on the outer peripheral face of fixed part 132 and the inner peripheral surface of upper bracket 84 separately, and are spaced from each other outfit to circumferencial direction with identical angle between fixed part 132 and upper bracket 84.That is, the upper end of supporting leg 134 utilizes attaching parts to be fixed on the bottom surface of upper bracket 84, and the lower end of supporting leg 134 and fixed part 132 are integrally formed, and supports outlet assembly 80.

A plurality of supporting legs 134 like this are for more stable support outlet assembly 80, with the lower end that is fixed on fixed part 132 relatively, the structure that constitutes upper end more expansions laterally that upper bracket 84 is installed is best.

The running of air-conditioner lift device of outlet assembly that the invention described above is described is as follows.

At first, the air-conditioner running, then lifting motor 122 drives, rotation drive screw 124, driven nut 126 rises under the drive of drive screw 124, and outlet assembly 80 rises with driven nut 126 in addition, and the front of outlet assembly 80 and two sides are open thus.

That is, fixed mount 130 and upper bracket 84 that driven nut 126 is installed rise with driven nut 126, and under the promotion of upper bracket 84, lower bracket 86 and grid 88 and top cover 82 also rise.As mentioned above, rise according to outlet assembly 80, the air outlet 74 above the shell 60 is open.

In addition, roller 85b helps outlet assembly 80 successfully to rise in 90 rotations of outlet assembly guiding when lower bracket 86 rises.

And the outlet assembly of air-conditioner 80 rises, and meanwhile drives the compressor that utilizes the off-premises station that refrigerant conduit 119 is connected with heat exchanger 110, the air supply motor 106 of driving pressure fan 100.

In compressor operation, refrigerant is through the left side of over-heat-exchanger 110 heat exchange department 112 and right side heat exchange department 114, and the left side heat exchange department 112 of heat exchanger 110 and right side heat exchange department 114 ambient airs and refrigerant carry out heat exchange and be cooled or heat.

And, in air supply motor 106 runnings, fan 104 rotations, the inside that left side air suction inlet 72a and the right side air suction inlet 72b of air-conditioner air outside by shell 60 flow into shell 60, afterwards in the process of the left side of over-heat-exchanger 110 heat exchange department 112 and right side heat exchange department 114, be cooled or heat after through the inside upper part air-supply of pressure fan 100 to shell 60.

Disperse to the front and the two sides of the opening of outlet assembly 80 to the air of the heat exchange of the inside upper part of shell 60 air-supply support component 85 backs through lower bracket 86, discharge to 3 indoor directions upper side front and two sides through air-conditioner, and the indoor stereo formula is freezed or heated thus.

In addition, air-conditioner running stops, then off-premises station compressor and the air supply motor 106 of indoor set shut down and the opposite direction reverse running of lifting motor 122 when outlet assembly 80 rises.

In lifting motor 122 reverse runnings, the opposite direction counter-rotating of drive screw 124 when outlet assembly 80 rises, driven nut 126 descends under the drive of drive screw 124, outlet assembly 80 descends with driven nut 126, be inserted into the inside of air outlet 74, the occluded air outlet 74 thus.

That is, fixed mount 130 and upper bracket 84 descend with driven nut 126, and lower bracket 86 and grid 88 and top cover 82 descend with upper bracket 84.As mentioned above, descend according to outlet assembly 80, air outlet 74 is sealed by top cover 82, and three upper inner faces by shell 60 of the opening of outlet assembly 80 seal.

Claims

1, a kind of lift device of outlet assembly of air-conditioner, air conditioner room unit comprises: the chassis; Be installed in the upside on chassis, be formed with the shell of air outlet in the above; It is characterized in that also comprising and liftably be installed in air outlet is discharged outlet assembly from air to desirable direction; Be installed in the fixed mount of outlet assembly inside upper part; On fixed mount and shell, form, and the lifting outlet assembly, and the lift device of outlet assembly of switching air outlet.

2, the lift device of outlet assembly of air-conditioner according to claim 1 is characterized in that shell is equipped with the outlet assembly guiding for the lifting of the time guiding outlet assembly that supports outlet assembly at air outlet.

3, the lift device of outlet assembly of air-conditioner according to claim 2 is characterized in that the outlet assembly guiding comprises the guide part by the inside guiding outlet assembly lifting that is provided in air outlet; Be installed in the lower support outlet assembly of guide part, and be formed with the support component formation of air vent in a side.

4, the lift device of outlet assembly of air-conditioner according to claim 1 is characterized in that outlet assembly comprises by top cover; Be provided in the upper bracket of top cover downside; Be provided in the downside of upper bracket, and and upper bracket between in the lower bracket of three openings wherein; The grid that is provided in the open one side between upper bracket and the lower bracket constitutes.

5, the lift device of outlet assembly of air-conditioner according to claim 4 is characterized in that fixed mount forms on the upper bracket of outlet assembly.

6,, it is characterized in that fixed mount is by fixedly the fixed part of lift device of outlet assembly and a plurality of supporting legs that two ends are connected fixed part and upper bracket upper support fixed part constitute according to the lift device of outlet assembly of claim 4 or 5 described air-conditioners.

7, the lift device of outlet assembly of air-conditioner according to claim 6, the lower bracket that it is characterized in that outlet assembly is formed with the open pore of circulation of air in central authorities, and the fixed part of fixed mount possesses in open pore.

8, according to the lift device of outlet assembly of claim 3 or 7 described air-conditioners, it is characterized in that lift device of outlet assembly comprises: be installed in the lifting motor on the outlet assembly guiding support component; Be connected on the rotating shaft of lifting motor the drive screw that rotates according to the running of lifting motor; Be fixed on the driven nut that meshes with drive screw on the fixed mount.