CN104748233A

CN104748233A - Air conditioner

Info

Publication number: CN104748233A
Application number: CN201510144560.9A
Authority: CN
Inventors: 赤井竜彦
Original assignee: Daikin Industries Ltd
Current assignee: Daikin Industries Ltd
Priority date: 2006-08-31
Filing date: 2007-08-28
Publication date: 2015-07-01
Anticipated expiration: 2027-08-28
Also published as: CN104748233B; CN101501407A; KR101060999B1; JP2008057884A; KR20090016633A; WO2008026599A1; JP4175410B2

Abstract

An air conditioner which permits a heat exchanger to be easily cleaned and has a filter automatic cleaning function that can improve maintainability of a filter and other various members. The air conditioner comprises a main unit (10) comprising an indoor heat exchanger (12) and a filter unit (20). The filter unit (20) integrally comprises a filter (21) covering at least the front side of the heat exchanger (12), a moving component (30) making the filter (21) move, and a guide component (40) guiding the filter (21) along the moving path. The guide component (40) has a function of guiding the two sides of the filter (21) when the filter moves and a function of making the filter unit (20) temporarily fixed by being engaged with the upper portion of the main unit (10).

Description

Air conditioner

The divisional application that the application is application number is 200780029611.7 (international application no is PCT/JP2007/066681), the applying date is on August 28th, 2007, denomination of invention is the application for a patent for invention of " air conditioner ".

Technical field

The present invention relates to air conditioner, particularly relate to the air conditioner of the automatic cleaning function with filter.

Background technology

In air conditioner, the room air utilizing Air Blast fan to suck is made to cool by heat exchanger thus to it or heat and make it be back to indoor, but, in order to prevent the dust pollution heat exchanger swum in atmosphere, be provided with filter in the front face side of heat exchanger.When dust be attached to this filter blocks mesh and cause flowing resistance to increase time, the air handling capacity of air conditioner reduces, and power consumption increases simultaneously.In order to eliminate such unfavorable condition, propose the various air conditioner with the automatic cleaning function of filter.

When automatically scavenge filter, clear away with the whole face of cleaning brush to filter, therefore need at least any one party in filter and cleaning brush is moved.As the method making filter movement, be roughly divided into winding method and circulation (loop) mode.

For winding method, as disclosed in Patent Document 1, be by the belt filter be wound on a roller to be wound on another roller thus to make filter move, utilize cleaning brush to carry out the mode of cleaning in this process.

Further, for endless form, as disclosed in Patent Document 2, be utilize pair of rolls to support the belt filter being formed as ring-type, by making roller rotate, belt filter moved, utilizing cleaning brush to carry out the mode of cleaning in this process.

Patent document 1: Japanese Unexamined Patent Publication 2001-99479 publication

Patent document 2: Japanese Unexamined Patent Publication 62-145019 publication

But, in the air conditioner of automatic cleaning function with filter, due to additional automatic cleaning function, thus become the state being assembled with the various parts comprising filter in the front face side intricately of heat exchanger.Therefore, to because of Long-Time Service during polluted cleaning heat-exchanger, the various parts being configured in the front face side of heat exchanger are disassembled and heat exchanger is exposed or the various parts disassembled to be mounted to after to cleaning heat-exchanger the operation of original state numerous and diverse.

Further, especially in the device of above-mentioned winding method and endless form, because filter is entangled on roller, therefore filter and other peripheral parts replacing and repair also numerous and diverse.

That is, in the air conditioner of the existing automatic cleaning function with filter, although the cleaning work of filter can be alleviated, result in the unfavorable condition bringing obstacle to the maintenance of the washing and cleaning operation of heat exchanger and filter and other various parts.

Summary of the invention

The present invention completes to solve above-mentioned existing problem, its object is to provide a kind of can carry out heat exchanger simply washing and cleaning operation and the air conditioner with the automatic cleaning function of filter of the raising of the maintainability of filter and other various parts can be realized.

Air conditioner involved by first aspect has the filter automatic cleaning function of removing attachment dust on the filter, it is characterized in that, described air conditioner has: the main unit and the filter unit that comprise indoor heat converter, and described filter unit is provided integrally with: at least filter described in front face side covering described heat exchanger; Make the mobile member of described filter movement; And along the ways that mobile route guides described filter, described ways has the function that guides its both sides when described filter moves and engages with the top of described main unit and make described filter unit become the function of temporal hold state.

For the air conditioner involved by second aspect, in the air conditioner involved by first aspect, described temporal hold state is that the framework upper by making engagement pawl be fastened on described main unit realizes, and described engagement pawl is transversely arranged on the upper end of described ways at spaced intervals.

For the air conditioner involved by the third aspect, in the air conditioner involved by first aspect, filter unit has: the mobile member making filter movement; And along the ways that mobile route guides filter.

For the air conditioner involved by fourth aspect, in the air conditioner involved by first aspect to the either side in the third aspect, external package casing is arranged on filter unit in the mode that can load and unload.

For the air conditioner involved by the 5th aspect, in the air conditioner involved by fourth aspect, for being arranged on external package casing from the cleaning unit of filter removing dust in the mode that can load and unload.

In the air conditioner involved by first aspect, because the various parts comprising the filter of the front face side of the indoor heat converter of main body covered unit are unitized, and this filter unit is arranged on the framework of main unit in the mode that can load and unload, therefore when cleaning the indoor heat converter polluted due to Long-Time Service, disassemble from main unit by means of only by filter unit, intricately of just can intensively dismantling is assembled in the parts of the front face side of indoor heat converter, indoor heat converter can be made simply to expose to outside, easily can carry out the washing and cleaning operation of indoor heat converter thus.

Further, for filter and its peripheral parts of person replacing, repair such maintenance and also can carry out simply by means of only filter unit is disassembled from main unit.Further, its resuming operation of state of recovering original is made also can to carry out simply by means of only being installed to by filter unit in main unit.

Further, owing to being fixed on the framework of main unit by filter unit, the installation accuracy of filter unit and the raising of installation strength therefore can also be realized.Further, by filter unit is disassembled from main unit, and other different for function filter units is installed in main unit, thus can main unit be shared and easily carry out air conditioner type change.

In the air conditioner involved by second aspect, the engagement pawl by the top by filter unit be fastened on main unit top thus under filter unit being temporarily fixed at the state in main unit, fixed operation or the field-strip of the bottom of filter unit can be carried out, the workability during handling of filter unit can be improved.

In the air conditioner involved by the third aspect, filter unit has filter, mobile member and ways, thus, for filter, mobile member and ways replacing, repair such maintenance and also can carry out simply by means of only filter unit is disassembled from main unit.

In the air conditioner involved by fourth aspect, by being arranged on filter unit in the mode that can load and unload by external package casing, assembleability can be improved further, and the repairing of each parts can be improved further or change the efficiency of such maintenance.Further, the distortion of external package casing can also be suppressed.

In air conditioner involved by the 5th, by being arranged on external package casing in the mode that can load and unload by cleaning unit, assembleability can be improved further, the repairing of each parts can be improved further or change the efficiency of such maintenance.

Accompanying drawing explanation

Fig. 1 is the exploded perspective view of the air conditioner involved by an embodiment of the invention.

Fig. 2 is the longitudinal section of this air conditioner.

Fig. 3 is the stereogram of filter unit.

Fig. 4 is the figure of the open mode of the movable guide illustrated in Fig. 3.

Fig. 5 is the longitudinal section of filter unit.

Fig. 6 is the figure of the open mode of the movable guide illustrated in Fig. 5.

Fig. 7 is the figure of the state in the automatic cleaning operation of the filter illustrated in Fig. 5.

Fig. 8 is the stereogram of filter.

Fig. 9 illustrates that filter is fastened on the stereogram of the fastening state on endless belt.

Symbol description

10: main unit;

11: bottom framework (framework);

12: indoor heat converter;

20: filter unit;

21: filter;

28: engagement pawl;

30: mobile member;

40: ways;

50: external package casing;

70: cleaning unit.

Detailed description of the invention

Next, reference accompanying drawing is while be described in detail to the detailed description of the invention of air conditioner of the present invention.Fig. 1 is the exploded perspective view of the entirety of air conditioner, and Fig. 2 is the longitudinal section of this air conditioner.Air conditioner has main unit 10, filter unit 20, external package casing 50 and cleaning unit 70.

Main unit 10 has bottom framework 11, and on this bottom framework 11, be equipped with indoor heat converter 12, Air Blast fan (cross flow fan) 13, electric part box 14 (with reference to Fig. 1) etc., sucking the air conditioning runnings such as room air carries out freezing, heats, dehumidifying, the lower surface of bottom framework 11 being formed with the air return after the adjustment for making suction to indoor Air blowing mouth 15.

Filter unit 20 is by arranging filter 21 integratedly, making the mobile member 30 of filter 21 movement and be led through the ways 40 of filter 21 along mobile route and form.

First, if be described ways 40, then this ways 40 has guide frame 22a, 22b of the pair of right and left of the mobile route forming filter 21, filter 21 with can the mode of movement to be bearing in each guide frame 22 respectively (following, when not distinguishing left and right especially, represent guide frame with label 22) on.

As shown in Figure 3, guide frame 22 has the main part 23 being positioned at bottom and the arm 24 extended obliquely upward from main part 23.The mobile member 30 of filter 21 described later is equipped with in main part 23, and, arm 24 is formed with channel-shaped guide 25 (with reference to Fig. 2) within it, when common use, filter 21 is held in a predetermined position, there is when filter 21 moves the function led to its both sides.

And then the front face side of the mobile member 30 in each main part 23 becomes movable guide 41.For this movable guide 41, its upper end is supported in the mode rotatable around transverse axis 42 via locking (latch) mechanism, and its bottom can be opened wide toward the front.That is, movable guide 41 can form the closed condition (with reference to Fig. 3 and Fig. 5) of mobile route and unlimited mobile route with the open mode (with reference to Fig. 4 and Fig. 6) can loading and unloading filter 21 between switch.

As shown in Figure 8, filter 21 is formed by being bonded on cancellate framework 21a by net 21b, and entirety has flexibility.On the both ends along the longitudinal of framework 21a, there is multiple projection 35 so that identical spacing is projecting in the vertical in its rear side.

As shown in figs. 5 and 9, mobile member 30 has: a pair toothed belt belt wheel 31,32 up and down of the configuration spaced apart of the moving direction along filter 21; The motor 26 (with reference to Fig. 3) rotated for driving downside belt wheel 31; And the toothed endless belt 33 be arranged between two belt wheels 31,32 that reels.And then downside belt wheel 31 drives rotation by motor 26, the driven rotation of upside belt wheel 32 thus, endless belt 33 rotates.This mobile member 30 configures each two as the component of pair of right and left in each guide frame 22.

As shown in Figure 9, on endless belt 33, throughout its complete cycle at predetermined intervals (equidistantly) be formed with embedded hole 34.And then, be entrenched in the embedded hole 34 of endless belt 33 by making the projection 35 of filter 21, thus filter 21 is fastened on endless belt 33, by making the projection 35 of filter 21 deviate from from the embedded hole 34 of endless belt 33, thus filter 21 is removed with the engaging of endless belt 33.

In this case, as initial position (common use location), install in the mode of the lower end part of filter 21 near downside belt wheel 31.And then in this condition, as shown in Figure 5, the upside of filter 21 is directed to framework 22 arm 24 from its both sides leads and is supported.Further, filter 21 downside from its front face side by the back side of movable guide 41 guiding and supported.And then for filter 21, same with existing air conditioner, the roughly whole region of the weather side of its covering chamber's inside heat exchanger 12, prevents the dust pollution indoor heat converter 12 swum in atmosphere.

For the filter unit 20 formed like this, as shown in Figure 2, suitable guide frame 22a is disposed on by transversely separating, the engagement pawl 28 of the upper end of the arm 24 of 22b is engaging in the upper end of the bottom framework 11 of main unit 10, and, Screw 16 is utilized to be fixed on by the installation sheet 29 of the projecting bottom at main part 23 near the Air blowing mouth 15 of the bottom framework 11 of main unit 10, thus, the front face side of the indoor heat converter 12 of the main body covered unit 10 of this filter unit 20 and top side, be arranged on the bottom framework 11 of main unit 10 in the mode that can load and unload.

Therefore, by filter unit 20 is disassembled from main unit 10, replace in this such as only mounting filter or mounting filter and there are other filter units of deodorization functions, type can be changed to the air conditioner without automatic cleaning function thus, main unit 10 can be shared and different types of machines can be dealt with low cost.

External package casing 50 from outer side covers main unit 10 and filter unit 20, and is arranged on filter unit 20 in the mode that can load and unload.This external package casing 50 has on its front side can the front panel 60 of opening and closing, is configured with the movable guide 41 of filter unit 20 in the rear side of this front panel 60.Therefore, even if external package casing 50 integral demounting is not got off, by only making front panel 60 open wide or be disassembled, movable guide 41 just can be made to expose and carry out opening and closing operations, the handling of filter 21 can be carried out.

Cleaning unit 70 is formed by arranging dust-collecting box 71 and rotating brush 72 integratedly, and described dust-collecting box 71 receives the dust removed from filter 21, and described rotating brush 72 is configured in this dust-collecting box 71, and scraping is attached to the dust on filter 21.As shown in Figure 2, dust-collecting box 71 makes its dust taking mouth 76 at the opened downward of mobile member 30 and under the state being exposed to the outer surface of air conditioner between front panel 60 and Air blowing mouth 15, is being arranged on the bottom of external package casing 50 in the mode that can load and unload.In addition, rotating brush 72 is driven by drive member such as not shown drive motors and rotates.

In above-mentioned air conditioner, make filter 21 be positioned at the usual position shown in Fig. 2 and Fig. 5 and carry out air conditioning running.And then, at the end of the running at the end of running or after the running having carried out the scheduled time etc., carry out the automatic cleaning operation of filter 21.Below, with reference to Fig. 5 and Fig. 7, this step is described.In addition, for convenience of explanation, the lower portion of the filter 21 under the state (state usually during running) of Fig. 5 is called winding starting ends, the upper front end part of filter 21 is called winding end portion.

First, from each motor 26 of the state-driven of Fig. 5, endless belt 33 is moved, meanwhile, drive the rotating brush 72 of cleaning unit 70 to make it rotate.Like this, filter 21 declines together with endless belt 33, and winding starting ends by the surrounding of downside belt wheel 31 and overleaf side (rear side in air circulation direction) rises.Now, rotating brush 72 rotates towards the direction contrary with the direction of rotation of downside belt wheel 31, is scraped by the dust on filter 21 surface and falls.

Further, now, in the midway part of filter 21, projection 35 is chimeric with the embedded hole 34 of endless belt 33 successively.And then, as shown in Figure 7, when winding end portion contact with rotating brush 72, complete to this part cleaning time, stop the movement of endless belt 33 and the rotary actuation of rotating brush 72, terminate the cleaning work going to path.

Next, carry out the cleaning work of return path, now, make the direction of rotation of the moving direction of endless belt 33 and rotating brush 72 and above-mentioned to go to path contrary.In this case, by the movement of endless belt 33, rising in the winding end portion of filter 21, and departs from from endless belt 33.

To this, endless belt 33 is bent towards rear side by upside belt wheel 32, but filter 21 maintains erectility by the rigidity of himself, therefore both intervals become large gradually, and then, when filter 21 returns to the usual use location shown in Fig. 5, complete the cleaning work of return path.

Fallen in dust-collecting box 71 from dust taking mouth 76 by the dust scraped by such automatic cleaning operation, and be accommodated in dust-collecting box 71.When the dust in dust-collecting box 71 accumulates to get up, from main body side and external package casing 50, dust-collecting box 71 is disassembled, abandon the dust in dust-collecting box 71.

In addition, because dust-collecting box 71 is arranged between front panel 60 and Air blowing mouth 15 with the state of the outer surface being exposed to air conditioner, therefore need not open wide or dismantle front panel 60 just can load and unload this dust-collecting box 71, that is, can dismantle this dust-collecting box 71 in the mode do not interfered with the front panel 60 of closed condition (common state).

When needing to be serviced due to Long-Time Service etc., i.e., during the replacing, repairing etc. of the cleaning of indoor heat converter 12, filter 21 and peripheral parts thereof, disassemble simple eye for filter 20 from main unit 10.

When carrying out this dismounting, first external package casing 50 being disassembled from filter unit 20, then the Screw 16 of the installation sheet 29 of Fixed-Filter unit 20 being disassembled.Now, even if disassembled by Screw 16, the engagement pawl 28 due to the top of filter 20 is fastened on the top of main unit 10, and filter unit 20 forms temporal hold state, so filter unit 20 can not split away off from main unit 10, security can be guaranteed.

And then, after Screw 16 is disassembled, by the engagement pawl 28 of filter unit 20 is unloaded from main unit 10, thus filter unit 20 can be disassembled.In addition, when filter unit 20 is installed in main unit 10, under the engagement pawl 28 of filter unit 20 is fastened on state temporary fixed in main unit 10, the installation sheet 29 of filter unit 20 is fixed in main unit 10 with Screw 16.

By like this filter unit 20 of the front face side of covering chamber's inside heat exchanger 12 and top side being disassembled from main unit 10, thus indoor heat converter 12 exposes to outside, easily can carry out the washing and cleaning operation of indoor heat converter 12 thus, also can easily carry out the repairing of filter unit 20 and change such maintenance.

And, as shown in Figure 4 and Figure 6, the movable guide 41 of the filter unit 20 disassembled if make becomes open mode, the mobile route of filter 21 is opened wide, projection 35 then by means of only the winding starting ends side making filter 21 is deviate from while pulled out downward by filter 21 from the embedded hole 34 of endless belt 33, just simply filter 21 can be disassembled, replacing or the cleaning of filter 21 can be carried out.Now, owing to there is retaining mechanism on movable guide 41, therefore, it is possible to maintain open mode, can not interfere with movable guide 41 and easily carry out extracting of filter 21.In addition, when mounting filter 21, make movable guide 41 become open mode with under the state of unlimited mobile route, the winding end portion of filter 21 is being sent into towards arm 24, while the projection 35 of the winding starting ends side of filter 21 is embedded in the embedded hole 34 of endless belt 33 successively.

For the dismounting of such filter 21, even if filter unit 20 is not disassembled from main unit 10, also as described above by making front panel 60 open wide or be disassembled, the movable guide 41 of side after it can be made to be exposed to outside and to open wide to carry out.Therefore, when do not carry out the cleaning of indoor heat converter 12, the replacing only carrying out filter 21 or cleaning, do not need filter unit 20 to disassemble.

Above the specific embodiment of the present invention is illustrated, but the present invention is not limited to aforesaid way, various change can be implemented within the scope of the invention.

Such as, air conditioner of the present invention is not limited to suck that room air carrying out freezes, heats, the air conditioner of dehumidifying etc., also can be the air conditioner only with the air-cleaning function catching the dust comprised in room air.

And, as the mobile member making filter movement, being not limited in the mobile member using above-mentioned upper and lower belt wheel and endless belt, such as, also can be the tooth bar be formed on filter is engaged and by the rotary actuation of this pinion with the mobile member making filter carry out the structure transferred below from the front face side of filter unit towards the mode that reverse in side with pinion.

Further, for installation exercise filter unit is installed in main unit, also can not use Screw but all use engagement pawl to install, and also can not use engagement pawl but all use the fixtures such as Screw to install.

Claims

1. an air conditioner, described air conditioner has the filter automatic cleaning function that removing is attached to the dust on filter (21), it is characterized in that,

Described air conditioner has: the main unit (10) and the filter unit (20) that comprise indoor heat converter (12),

Described filter unit (20) is provided integrally with: at least filter described in front face side (21) covering described heat exchanger (12); Make the mobile member (30) of described filter (21) movement; And along the ways (40) that mobile route guides described filter (21),

Described ways (40) has the function that guides its both sides when described filter (21) is mobile and engages with the top of described main unit (10) and make described filter unit (20) become the function of temporal hold state.

2. air conditioner according to claim 1, wherein,

Described temporal hold state is that framework (11) top by making engagement pawl (28) be fastened on described main unit (10) realizes, and described engagement pawl (28) is transversely arranged on the upper end of described ways (40) at spaced intervals.

3. air conditioner according to claim 1, wherein,

Described filter unit (20) has:

Make the mobile member (30) of described filter (21) movement; And

Along the ways (40) that mobile route guides described filter (21).

4. the air conditioner according to any one in claims 1 to 3, wherein,

External package casing (50) is arranged on described filter unit (20) in the mode that can load and unload.

5. air conditioner according to claim 4, wherein,

For being arranged on described external package casing (50) from the cleaning unit (70) of described filter (21) removing dust in the mode that can load and unload.