CN208536320U - The indoor unit of air conditioner - Google Patents

Abstract

The utility model provides a kind of indoor unit of air conditioner, the operation connect pipe jointing part with discharge pipe is easy when indoor unit is arranged, and discharge pipe is not easy to deviate pipe jointing part.The indoor unit (1) of air conditioner includes: suction inlet (11), which sucks air (K) from outside in the lower openings of the front surface of framework (2)；Drain pan (22), the drain pan (22) are configured at the lower section of heat exchanger (15), form the box-like of upper surface opening, receive heat exchanger (15) draining generated；And pipe jointing part (31), the pipe jointing part (31) are set to the middle part of the foreboard (24) of drain pan (22), draining are expelled to outside.

Description

The indoor unit of air conditioner

Technical field

The embodiments of the present invention is related to the indoor unit of air conditioner.

Background technique

In the past, drain pan is equipped with below heat exchanger in the indoor unit of air conditioner.The row generated in heat exchanger Water is received by drain pan, and the draining is expelled to outside using drainpipe.Drainpipe is according to the setting field condition of indoor unit Hole from the side plate of the left or right side of framework is exported to outside.

Existing technical literature

Patent document

Patent document 1: Japanese Patent Laid-Open 2006-220321 bulletin

Utility model content

Utility model technical problem to be solved

When indoor unit is arranged, need to carry out to be connected to drainpipe (discharge pipe) outlet (the pipe connection of drain pan Portion) operation.However, being equipped with outlet in the lower surface of drain pan, therefore operator must squat in existing indoor unit The lower part of the body puts in the depths of indoor unit with hand, it is difficult to carry out the connection operation of drainpipe and outlet.In addition, due to opposite downward The cylindric outlet stretched is connected with drainpipe, therefore has a problem in that drainpipe is easy to deviate discharge due to self weight Mouthful.

The embodiments of the present invention is to take into account above situation and complete, it is intended that providing one kind The indoor unit of air conditioner is easy the operation connect pipe jointing part with discharge pipe when indoor unit is arranged, and is discharged Pipe is not easy to deviate pipe jointing part.

Technical scheme applied to solve the technical problem

The indoor unit for the air conditioner that the embodiments of the present invention is related to includes: the framework for being set to bottom plate；Configuration Heat exchanger inside the framework；Make the air supplying part flowed by the air of the heat exchanger；In the framework Front surface lower openings, from the suction inlet of external sucking air；In the upper opening of the framework front surface, air is blown Out to external blow-off outlet；Drain pan, the drain pan are configured at the lower section of the heat exchanger, present the box-like of surface opening, Receive the draining as caused by the heat exchanger；And pipe jointing part, the pipe jointing part are set to the foreboard of the drain pan Middle part, be connected with and be expelled to external discharge pipe for described.

In addition, in the indoor unit of air conditioner involved in the embodiments of the present invention, the bottom plate of the drain pan It is tilted in a manner of being lower from both sides toward middle part, and is tilted in a manner of being lower from rear portion toward front.

In addition, in the indoor unit of air conditioner involved in the embodiments of the present invention, before the heat exchanger Surface by its underpart than top further from the suction inlet in a manner of tilt, and the lower part of the heat exchanger is close to the framework Back plate, the front and rear width of the drain pan is narrower than the front and rear width of the inner space of the framework, and the drain pan Back plate of the back plate close to the framework.

In addition, the front and back of the drain pan is wide in the indoor unit for the air conditioner that the embodiments of the present invention is related to Degree is less than half of the front and rear width of the inner space of the framework.

In addition, the suction inlet is in the frame in the indoor unit for the air conditioner that the embodiments of the present invention is related to Region openings of the front surface of body from the position lower than the drain pan to the position for being higher than the drain pan.

In addition, in the indoor unit for the air conditioner that the embodiments of the present invention is related to, the pipe jointing part is to described The front of the foreboard of drain pan is prominent, forms the cylindrical shape that central axis extends in the longitudinal direction.

In addition, in the indoor unit for the air conditioner that the embodiments of the present invention is related to, the pipe jointing part is with from rear The mode that portion is anteriorly lower tilts.

In addition, in addition, the indoor unit of air conditioner involved in the embodiments of the present invention includes: to include at least control It makes the control unit of the electronic component of the air supplying part and is configured in the position higher than the drain pan and close to described Either side in the both side plate of framework stores the electronic component case of the control unit.

Thereby, it is possible to provide a kind of indoor unit of air conditioner, it is easy to carry out pipe jointing part when indoor unit is arranged The operation being connect with discharge pipe, and discharge pipe is not easy to deviate pipe jointing part.

Detailed description of the invention

Fig. 1 is the perspective view for indicating the indoor unit of air conditioner.

Fig. 2 is the main view for indicating the indoor unit of air conditioner.

Fig. 3 is the side view for indicating the state after the side plate by the indoor unit of air conditioner unloads.

Fig. 4 is the main view for indicating drain pan and electronic component case.

Fig. 5 is the side view for indicating drain pan.

Fig. 6 is the perspective view for indicating the state for the drain pan observed from face side.

Fig. 7 is the perspective view for indicating the state of electronic component case observed from the back side.

Fig. 8 is the perspective view for indicating the state for the wind direction board observed from face side.

Fig. 9 is the bottom view for indicating electronic component case and wind direction board.

Specific embodiment

In the following, being illustrated based on attached drawing to present embodiment.Firstly, illustrating the sky of present embodiment using Fig. 1 to Fig. 9 The indoor unit of tune machine.Hereinafter, being the left side of the indoor unit of air conditioner with the paper left side of Fig. 2 and Fig. 4, with Fig. 3's and Fig. 5 Be the face side (front side) of the indoor unit of air conditioner on the left of paper, on the upside of the paper of Fig. 9 for the indoor unit of air conditioner Face side (front side) is illustrated.

The label 1 of Fig. 1 is the indoor unit of air conditioner.In addition, air conditioner is by being set to indoor indoor unit 1 and setting It is constituted in outdoor outdoor unit (not shown).Indoor unit 1 and the outdoor unit company via the piping for making refrigerant circulation It connects.Make refrigerant circulation between the indoor unit 1 and outdoor unit, thus constitutes refrigeration cycle.

Fig. 1 is the perspective view for indicating the state for the indoor unit 1 observed from face side.As shown in Figure 1, indoor unit 1 In the bottom plate setting type for being set to bottom plate F (referring to Fig. 2).The indoor unit 1 has the framework 2 for being set to bottom plate F.In framework 2 Lower end be equipped with fixation metalwork 3 for indoor unit 1 to be fixed on to bottom plate F.In addition, the rear surface of framework 2 is to approach wall The state of portion W (referring to Fig. 3) configures.

Framework 2 be in box-like, by partially constituting as follows: be set to the foreboard 4 of front surface, the upper plate 5 for being set to upper surface, It is set to the back plate 6 (referring to Fig. 3) of rear surface, the left plate 7 (referring to Fig. 2) of left surface is set to, is set to the right side on right surface Side plate 8 and the lower plate 9 for being set to lower surface (referring to Fig. 2).

Operation panel 10 for a user to operate is equipped in the foreboard 4 of framework 2.User by the operation panel 10 into Row operation, so as to start or stop indoor unit 1 or change set temperature etc..

In addition, being equipped with the suction inlet 11 from external sucking air K in the lower part of 2 front surface of framework.Pacify in the suction inlet 11 Equipped with suction inlet grid 12.In addition, air K is blown out to external blow-off outlet 13 in the setting of the top of 2 front surface of framework.? The blow-off outlet 13 is equipped with blow-off outlet grid 14.In addition, suction inlet grid 12 and blow-off outlet grid 14 can be indoors It is simply unloaded when unit 1 is arranged or when maintenance by operator.

Fig. 2 is the main view for indicating to unload the indoor unit 1 of the state of suction inlet grid 12.In addition, Fig. 3 is to indicate to unload The side view of indoor unit 1 in the state of lower right side plate 8.As shown in Figures 2 and 3, in the big of the inside up and down direction of framework 2 Central location is caused to be configured with heat exchanger 15.

Heat exchanger 15 has: the refrigerant pipe 16 passed through for refrigerant；And link with refrigerant pipe 16, under main view The multiple fins 17 extended along vertical direction.The heat exchanger 15 enables to refrigerant in refrigerant pipe 16 and outdoor unit Between recycle, heat exchange is carried out between the air K passed through and refrigerant.The heat exchanger 15 plays evaporation in refrigerating operaton The effect of device declines the temperature of the air K of surrounding.In addition, the heat exchanger 15 plays the work of condenser in heating operation With rising the temperature of the air K of surrounding.

In the top of heat exchanger 15 configured with two multi blade fans 18 in left and right and motor 19.Motor 19 is Dual-shaft electric machine.Drive shaft at left and right sides of it is connect with multi blade fan 18 respectively.Multi blade fan 18 is accommodated in wind respectively Fan case body 61.Blower-casting 61 is equipped with air suction inlet 61a in the side of left and right two, is equipped with air blow-off outlet 61b above.It is logical Motor 19 overdrive so as to drive multi blade fan 18.61 structure of above-mentioned multi blade fan 18, motor 19 and blower-casting At air supplying part, the air-flow for the air K which pass through the generation of heat exchanger 15 upward from below.

Cowling panel 62 is equipped between the air blow-off outlet 61b of blower-casting 61 and the blow-off outlet 13 of framework 2, being used for will be from wind A part of the air K of the air blow-off outlet 61b blowout of fan case body 61 is guided to the downside of blow-off outlet 13.Utilize these cowling panels 62 to be rectified into equalization in the up-down direction from the blowout of blow-off outlet 13 to external air K.

Electronic component case 20 is equipped in suction inlet 11.Control unit 21 is accommodated with (referring to figure in the electronic component case 20 4), which includes the electronic component of the various devices such as control motor 19.The control unit 21, which has, is equipped with electronics The substrate of component.The control unit 21 becomes the part that heat is generated in the course of work of unit 1 indoors.

Suction inlet 11 is inhaled in the front surface opening of framework 2 from outside by air K at the position lower than heat exchanger 15 Enter the part of the inside of framework 2.In addition, blow-off outlet 13 is to open at the position for being higher than heat exchanger 15 in the front surface of framework 2 Mouthful, the air K inside framework 2 is blown out to external part.

As shown in figure 4, heat exchanger 15 is arranged to extend to another side plate 8 from a side plate 7 of framework 2, its two End, which has, becalms plate, and the air-flow of the air K that plate directly passes through for that will want to skip heat exchanger 15 of becalming blocks. In addition, when heat exchanger 15 plays the role of the refrigerating operaton of evaporator, water that the air K by heat exchanger 15 is included The raw moisture condensation of distribution, is attached to heat exchanger 15 as draining and drips.In the lower section of the heat exchanger 15 configured with reception draining Drain pan 22.Drain pan 22 is erected, and from a side plate 7 of framework 2 across to another side plate 8, has defined width D1.

As shown in fig. 6, drain pan 22 includes: bottom plate 23, erects from the front of bottom plate 23 the foreboard 24 of setting, from bottom plate It rises and erects the back plate 25 of setting, erect from the left side of bottom plate 23 the left plate 26 of setting and from the right side of bottom plate 23 in 23 back The right side plate 27 for erectting setting is acted on side, forms the box-like of surface opening thereon.In addition, being set respectively in left plate 26 and right side plate 27 It is equipped with the installation sheet 28 for drain pan 22 to be installed on to framework 2.

As shown in figure 5, the back plate 6 in framework 2 is fixed with support metalwork 29, to be used to support under heat exchanger 15 Portion.The lower part of heat exchanger 15 is installed on support metalwork 29 using screw.In addition, using screw by the installation of drain pan 22 Piece 28 is installed on support metalwork 29.Back plate 6 of the lower part of heat exchanger 15 close to framework 2 as a result, and the back plate of drain pan 22 25 close to framework 2 back plate 6.

In addition, drain pan 22 is formed by stainless steel.In addition, drain pan 22 entire outer peripheral surface (lower surface of bottom plate 23, The front surface of foreboard 24, the rear surface of back plate 25, the left side of left plate 26, right side plate 27 the right side) be pasted with heat-barrier material 30. Therefore, so that the outer peripheral surface in drain pan 22 will not generate moisture condensation.

Pipe jointing part 31 is equipped in the substantially central portion of the foreboard 24 of drain pan, the i.e. middle part of foreboard 24.Pipe connection Portion 31 connects discharge pipe 33 via pipe fitting 32 (referring to Fig. 4).Discharge pipe 33 is for by draining received by drain pan 22 It is expelled to external component.

As shown in Figures 1 and 3, it is formed and is open in the lower part of the left plate 7 of framework 2 and right side plate 8, be for by discharge pipe 33 export to external export hole portion 34.When indoor unit 1 is arranged, the either side of left or right side is utilized according to indoor conditions It exports hole portion 34 and exports discharge pipe 33.Example goes out to export discharge pipe 33 from the export hole portion 34 of left plate 7 in present embodiment To external embodiment.In addition it is also possible to export the piping of refrigerant circulation via the export hole portion 34.

In addition, pipe fitting 32 is bending bend pipe at right angle.In addition, discharge pipe 33 is linearly pipe.In drain pan 22 pipe jointing part 31 is formed with the outer screw section 35 screwed togather for pipe fitting 32 (referring to Fig. 6).Can by pipe fitting 32 and pipe When interconnecting piece 31 is screwed, the direction of pipe fitting 32 is adjusted to the either side to the left or in right side.Due to being connect via the pipe First 32 and be connected with discharge pipe 33, therefore the direction that discharge pipe 33 extends can be set as to the either side to the left or in right side.

In present embodiment, pipe jointing part 31 is arranged by the front side in drain pan 22, thus in setting indoor unit 1 When the operation that pipe jointing part 31 is connected with discharge pipe 33 become easy into progress.That is, becoming easy to discharge pipe 33 It is operated.

Discharge pipe 33 is tilted in a manner of being gradually lower under main view with separate pipe jointing part 31 (referring to Fig. 4).It compares In drain pan 22 lower side be arranged pipe jointing part the case where, by the front that pipe jointing part 31 is set to drain pan 22 Side, so as to which the top of discharge pipe 33 is set to eminence.I.e. it is capable to increase pipe jointing part 31 and export hole portion 34 it Between difference of height H (referring to Fig. 5).Therefore, the tilt angle that can increase discharge pipe 33 makes to drain easy flowing.

As shown in fig. 6, the bottom plate 23 of drain pan 22 is inclined in a manner of being lower from both sides to substantially central portion, i.e. middle part Tiltedly.In addition, the bottom plate 23 of drain pan 22 is tilted in a manner of being anteriorly lower from rear portion (referring to Fig. 5).As a result, due to draining from The bottom plate 23 of drain pan 22 flows to pipe jointing part 31, therefore successfully draining can be discharged from discharge pipe 33.Due to that can will arrange Water is discharged without being accumulated in drain pan 22, therefore can prevent draining from overflowing from drain pan 22.

Drain pan 22 is formed by one piece of board member.Bottom plate 23 is substantially bent in central portion, i.e. middle part.In addition, With above-mentioned bottom plate 23 correspondingly, be formed with notch in the substantially central portion of foreboard 24 and back plate 25.Then, by will be above-mentioned Notch is welded, so that the substantially central portion of bottom plate 23 be kept to be in bending state.In addition, in the bottom plate 23 of drain pan 22 It is not provided with notch and weld part.Therefore, the upper surface of bottom plate 23 is flat surface, and draining is made successfully to flow through the upper of the bottom plate 23 Surface.

Pipe jointing part 31 is prominent to the front of foreboard 24 of drain pan 22, forms the circle that central axis extends in the longitudinal direction Tubular.Easily discharge pipe 33 can be connected with pipe jointing part 31 as a result,.In addition, due to by pipe fitting 32 and in front-rear direction The pipe jointing part 31 of upper extension is connected, therefore can be carried out by pipe fitting 32 using weight of the pipe jointing part 31 to discharge pipe 33 Support.Therefore, discharge pipe 33 is not easy to deviate from pipe jointing part 31.

The periphery of pipe jointing part 31 and the periphery of the round hole of 24 upper opening of foreboard in drain pan 22 mutually weld.In addition, The upper surface of the bottom plate 23 of minimum face (bottom surface) and drain pan 22 forms flat surface in the inner peripheral surface of pipe jointing part 31.In addition, Pipe jointing part 31 is tilted in a manner of being anteriorly lower from rear portion (referring to Fig. 5).The upper surface of the bottom plate 23 of drain pan 22 as a result, Draining successfully flow through discharge pipe 33 via pipe jointing part 31.

As depicted in figs. 3 and 5, the front surface of heat exchanger 15 by its underpart than top further from suction inlet 11 in a manner of incline Tiltedly (foreboard 4), and the lower part of heat exchanger 15 is close to the back plate 6 of framework 2.In addition, the front and rear width L2 of drain pan 22 is than framework 2 The front and rear width L1 of inner space want narrow, and the back plate 25 of drain pan 22 is close to the back plate 6 of framework 2.Make as a result, in heat exchange The water of the front surface attachment of device 15 drops on drain pan 22 via its front surface.In addition, it can be ensured that have in the inside of framework 2 For discharge pipe 33 to be configured to the space of 22 front side of drain pan.

In addition, the front and rear width L2 of drain pan 22 is less than half of the front and rear width L1 of the inner space of framework 2.By This, can reduce the area of the bottom plate 23 of drain pan 22, therefore the draining on drain pan 22 is easy flowing by concentration.In addition, If the area of the bottom plate 23 of drain pan 22 is larger, diffusion is drained, bottom plate 23 is attached to due to its surface tension, is not easy to flow It is dynamic, but the area of the bottom plate 23 by reducing drain pan 22, so that draining is easy flowing.

As shown in figure 4, suction inlet 11 framework 2 front surface from the position lower than drain pan 22 to being higher than drain pan 22 The region openings of position.It can be easy to enter drain pan 22 from suction inlet 11 as a result,.Therefore, when indoor unit 1 is arranged by Guan Lian The operation that socket part 31 is connected with discharge pipe 33 becomes easy.In addition, being capable of increasing the opening area of suction inlet 11.

In addition, electronic component case 20 is configured in the position higher than drain pan 22, and close to the both side plate 7 of framework 2, Any one side plate in 8.In present embodiment, electronic component case 20 is configured close to the left plate 7 of framework 2.Exist as a result, Operator carries out in the operation that pipe jointing part 31 is connected by the central portion of drain pan 22 with discharge pipe 33, electronic component case 20 will not become interference.In addition, the transverse width D2 of electronic component case 20 is less than the transverse width of the inner space of framework 2 The half of (width roughly the same with the transverse width D1 of drain pan 22).Therefore, the central portion of suction inlet 11 can be vacated.

As shown in Fig. 2, suction inlet 11 framework 2 front surface from lower than electronic component case 20 position to be higher than electronics The region openings of the position of component case 20.Thereby, it is possible to by unloading suction inlet grid 12, to be easy from suction inlet 11 Into electronic component case 20, it is easy to operate electronic component case 20.

In addition, electronic component case 20 can utilize the air K sucked from suction inlet 11 to cool down electronic component case 20 Internal control unit 21.I.e. it is capable to prevent the temperature of control unit 21 from rising.

In addition, operator can easily unload the foreboard 36 of 20 front surface of overlay electronic component case (referring to Fig. 2, Fig. 4). In addition, the foreboard 36 of electronic component case 20 is installed on the box main body 37 of electronic component case 20 using screw set Female threaded portion 38 (referring to Fig. 7).

As shown in figure 3, electronic component case 20 to be configured to the lower section of heat exchanger 15.The front surface of heat exchanger 15 with Its underpart is tilted than top further from the mode of suction inlet 11, so that it is guaranteed that being used in the front of the inner space of framework 2 Configure the space of electronic component case 20.

In addition, drain pan 22 is configured at the lower section of the position lower than electronic component case 20 and heat exchanger 15.As a result, Electronic component case 20 is set to the position higher than drain pan 22, therefore operator does not have to significantly to bend over and body of squatting down It can enter electronic component case 20, be easy to operate the control unit 21 inside electronic component case 20.

As shown in figure 4, suction inlet 11 is the part surrounded by upper frame 39, side frame portion 40,41 and lower frame 42.Electronics Component case 20 has the upper mounting portion 43 for being installed on upper frame 39 and is installed on the left mounting portion 44 in the side frame portion 40 in left side. Insert is set to screw and upper mounting portion 43 and the left side of the hole portion 45 (referring to Fig. 7) in these upper mounting portions 43 and side frame portion 40 The female threaded portion in side frame portion 40 is screwed, so that electronic component case 20 is fixed on framework 2.

As shown in fig. 7, the box main body 37 of electronic component case 20 is from top towards lower part, its front and rear width is become narrow gradually.Cause This, in the state that electronic component case 20 is installed in framework 2, the front surface of electronic component case 20 is perpendicular, electronics member The rear surface of the box main body 37 of device case 20 is with (the oblique back lower place) downward (referring to Fig. 3).

In addition, being equipped with the top plate portion 46 of the entire upper surface of overlay electronic component case 20.By the way that the top plate portion 46 is arranged, Even if in the case where water is fallen from heat exchanger 15, can also prevent water from immersing the inside of electronic component case 20.In addition, By the way that top plate portion 46 is arranged, so that even if the position below heat exchanger 15 is without the water for avoiding falling.So as to will be electric Sub- component case 20 is set to easily operated position.

In addition, top plate portion 46 is made up of one piece of tabular component.The top plate portion 46 from front to be posteriorly gradually lower Mode tilt (referring to Fig. 3).As a result, when the water fallen from heat exchanger 15 falls on top plate portion 46, water flow can be made to electronics The rear of component case 20, without around splashing to.

Electronic component case 20 has eaves portion 47, and the rear of the eaves portion 47 to the rear surface (outer surface) of box main body 37 is (outer Side) it is prominent.In addition, by make the back edge (a part) of top plate portion 46 to the outside of the rear surface of box main body 37 extend from And form eaves portion 47.The water that can prevent the top from electronic component case 20 from falling as a result, is attached to the rear surface of box main body 37. In addition, by make the rear surface of electronic component case 20 downward in a manner of tilt, so as to prevent from top plate portion 46 The water that the eaves portion 47 of back edge is fallen is attached to the rear surface of box main body 37.

Part, such as side as shown in Fig. 7 and Fig. 9, other than the upper surface of the box main body 37 of electronic component case 20 And bottom surface is equipped with routing hole 48, which insert the wiring connecting with control unit 21 can.It is equipped with and uses in the routing hole 48 In the lid for the rubber system for preventing water from immersing.In addition, from control unit 21 extend temperature sensor 49 from the side of box main body 37 to Side is prominent.In addition, for keeping the defined holding member 50 being routed to be set to the rear surface of box main body 37.

In addition, the regulation electronic component being set in multiple electronic components of control unit 21 can generate heat.For example, IPM (intelligent power module) etc. is the electronic component that can be generated heat.Such electronic component is equipped with the heat dissipation for radiating Device 51.The radiator 51 is rearward protruded from control unit 21.

It is equipped in the rear surface of the box main body 37 of electronic component case 20 so that the opening portion that radiator 51 protrudes outward 52.Thereby, it is possible to promote the heat dissipation of radiator 51 using the air K flowed through around electronic component case 20.In addition, from case The protrusion length of the rear surface of main body 37 radiator 51 outstanding is shorter than the protrusion length of eaves portion 47 (referring to Fig. 3).Therefore, make Obtaining the water fallen from eaves portion 47 will not contact with radiator 51.

As shown in figure 4, being equipped in suction inlet 11 so that the air K sucked flows to the wind direction board 53 of electronic component case 20. In present embodiment, wind direction board 53 is equipped near the substantially central portion of suction inlet 11 and the right side of electronic component case 20.It should Wind direction board 53 is installed on the upper frame 39 of suction inlet 11.Wind direction board 53 is the board member extended downward from upper frame 39.

As shown in figure 8, one piece of board member bending is formed wind direction board 53.The wind direction board 53 has is in for receive wind The wind-engaging portion 54 of quadrangle, angle forming portion 55 triangular in shape and installation sheet 56.In addition, being equipped with multiple spiral shells in installation sheet 56 Follow closely insertion hole 57.Wind direction board 53 is installed to upper frame 39 using the screw for having inserted the screw insertion hole 57.In addition, making When making wind direction board 53, the angle of the vertex of a triangle by properly adjusting the angle forming portion 55, to set wind-engaging portion 54 Direction.

As shown in figure 9, the wind-engaging portion 54 of wind direction board 53 is tilted when looking up in the mode for keeping its left end more more rearward than right end. That is, the air K for touching wind direction board 53 flows to electronic component case 20.Make the air K sucked from suction inlet 11 as a result, It is contacted, the control unit 21 inside electronic component case 20 can be carried out cold with electronic component case 20 due to wind direction board 53 But.

Especially, it is flowed in the air K being rectified by wind direction board 53 along the rear surface of electronic component case 20.This Outside, the radiator 51 of the rear surface of electronic component case 20 is set to close to the position (right side) of wind direction board 53, therefore is promoted scattered The heat dissipation of hot device 51.

Embodiment from the description above, by having the substantially central portion for the foreboard for being set to drain pan (middle part) And it is connected with the pipe jointing part of discharge pipe, thus be easy connect pipe jointing part with discharge pipe when indoor unit is arranged Operation, and discharge pipe is not easy to deviate pipe jointing part.

In addition, by having the top plate portion of the entire upper surface of electronic component case covering, so as to by electronics member device Part case is set to easily operated position, and can prevent the inside of the water fallen from heat exchanger immersion electronic component case.

Several embodiments of the utility model are illustrated above, but the embodiment is proposed as example , the scope of the utility model is not defined.Above embodiment can be implemented in the form of various other, not take off In the range of the utility model thought, it can be carried out various omissions, substitutions and changes, combination.Above embodiment and its variation Be all contained in the scope of the utility model, in the utility model thought, and be included in utility model documented by claim and In the range being equal with it.

Label declaration

1 ... indoor unit, 2 ... frameworks, 3 ... fixed metalworks, 4 ... foreboards, 5 ... upper plates, 6 ... back plates, 7 ... left plates, 8 ... right side plates, 9 ... lower plates, 10 ... operation panels, 11 ... suction inlets, 12 ... suction inlet grids, 13 ... blow-off outlets, 14 ... blow Outlet grid, 15 ... heat exchangers, 16 ... refrigerant pipes, 17 ... fins, 18 ... multi blade fans (air supplying part), 19 ... is electronic Machine (air supplying part), 20 ... electronic component casees, 21 ... control units, 22 ... drain pans, 23 ... bottom plates, 24 ... foreboards, 25 ... back plates, 26 ... left plates, 27 ... right side plates, 28 ... installation sheets, 29 ... support metalworks, 30 ... heat-barrier materials, 31 ... pipe jointing parts, 32 ... pipe fittings, 33 ... discharge pipes, 34 ... export hole portions, 35 ... screw divisions, 36 ... foreboards, 37 ... box main bodies, 38 ... negative threads Portion, 39 ... upper frames, 40,41 ... side frame portions, 42 ... lower frames, 43 ... upper mounting portions, 44 ... left mounting portions, 45 ... hole portions, 46 ... top plate portions, 47 ... eaves portions, 48 ... routing holes, 49 ... temperature sensors, 50 ... holding members, 51 ... radiators, 52 ... open Oral area, 53 ... wind direction boards, 54 ... wind-engaging portions, 55 ... angle forming portions, 56 ... installation sheets, 57 ... screw insertion holes, 61 ... fans Shell, 61a ... air suction inlet, 61b ... air blow-off outlet, 62 ... cowling panels, the transverse width of D1 ... drain pan, D2 ... electronics The transverse width of component case, F ... bottom plate, H ... pipe jointing part and export hole portion difference in height, K ... air, L1 ... framework it is interior The front and rear width in portion space, the front and rear width of L2 ... drain pan, W ... wall portion.

Claims (8)

1. a kind of indoor unit of air conditioner characterized by comprising

Framework, the framework are set to bottom plate；

Heat exchanger, the heat exchanger arrangement is in the inside of the framework；

Air supplying part, the air supplying part generate the air-flow of the air by the heat exchanger；

Suction inlet, the suction inlet suck air from outside in the lower openings of the front surface of the framework；

Blow-off outlet, the blow-off outlet blow out air to outside in the upper opening of the front surface of the framework；

Drain pan, the drain pan are configured at the lower section of the heat exchanger, present the box-like of surface opening, receive and are handed over by the heat Draining caused by parallel operation；And

Pipe jointing part, the pipe jointing part are set to the middle part of the foreboard of the drain pan, are connected with and are expelled to described External discharge pipe.

2. the indoor unit of air conditioner as described in claim 1, which is characterized in that

The bottom plate of the drain pan is tilted in a manner of being lower from both sides to middle part, and the side to be anteriorly lower from rear portion Formula inclination.

3. the indoor unit of the air conditioner as described in claim 1 or claim 2, which is characterized in that

The front surface of the heat exchanger so that the front surface of the heat exchanger lower part than top further from the suction inlet Mode tilts, and the lower part of the heat exchanger is close to the back plate of the framework,

The front and rear width of the drain pan is narrower than the front and rear width of the inner space of the framework, and the back plate of the drain pan Close to the back plate of the framework.

4. the indoor unit of air conditioner as claimed in claim 3, which is characterized in that

The front and rear width of the drain pan is less than half of the front and rear width of the inner space of the framework.

5. the indoor unit of the air conditioner as described in claim 1 or claim 2, which is characterized in that

The suction inlet the framework front surface from lower than the drain pan position to be higher than the drain pan position Whole region split shed.

6. the indoor unit of the air conditioner as described in claim 1 or claim 2, which is characterized in that

The pipe jointing part is prominent to the front of the foreboard of the drain pan, forms the cylinder that central axis extends in the longitudinal direction Shape.

7. the indoor unit of air conditioner as claimed in claim 6, which is characterized in that

The pipe jointing part is tilted in a manner of being anteriorly lower from rear portion.

8. the indoor unit of the air conditioner as described in claim 1 or claim 2 characterized by comprising

Control unit, the control unit include at least the electronic component for controlling the air supplying part；And

Electronic component case, the electronic component case are configured in the position higher than the drain pan and close to the frameworks Both side plate either side, to store the control unit.