CN101133289B

CN101133289B - Filter device for air conditioner

Info

Publication number: CN101133289B
Application number: CN2006800070417A
Authority: CN
Inventors: 松本泰明; 赤岭育雄
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Holdings Corp
Priority date: 2005-10-14
Filing date: 2006-10-06
Publication date: 2010-10-06
Anticipated expiration: 2026-10-06
Also published as: WO2007043469A1; JP2007107827A; CN101133289A

Abstract

A suction nozzle (3) provided at a filter device of an air conditioner has an inner case (8) having an opening (10) formed on the air filter surface side, across the entire length in the longitudinal direction of an air filter (2); a film (9) provided outside the inner case (8), covering the opening (10), and having a suction opening (16) formed at that position of the film which corresponds to a portion of the opening (10); a film drive means connected to the film (9) and driving the suction opening (16) along the opening (10); and outer shell covers (17, 18) fixed to the inner case (8) and supporting the film (9) so as to cover that portion of the film (9) which excludes the suction opening (16). A slide surface of the outer shell covers (17, 18), which support the film (9) on the air filter surface side, is provided with cutouts (17a) arranged in the drive direction of the film (9).

Description

The filter of air conditioner

Technical field

The present invention relates to carry out automatically the filter of the air conditioner of filter cleaning.

Background technology

In the filter of existing air conditioner, in the front of the weather side of heat exchanger and end face be provided with and be used to prevent that dust from entering the air cleaner of the body interior of air conditioner, bend to L shaped and have the attraction mouth of the case shape in space in inner face side more disposing along the cross sectional shape of air cleaner of air cleaner by weather side.Attract mouth to be driven, by connection suction devices such as flexible pipe with bendability along the horizontal direction of air cleaner.In addition, attract mouth to comprise: have interior side body, be installed on its outside and cover peristome and have in air cleaner face side at the peristome of the whole width upper shed of the cross-wise direction of air cleaner a part that is equivalent to peristome suction inlet film and beyond the driving scope that its outer side covers attracts mouthful and attracts mouthful the jacket of part.Drive suction device, along continuous straight runs drives and attracts mouth simultaneously, attract mouth to remove by film, and then attract mouth, remove adhered dust on the whole surface of air cleaner along the peristome driving film of the interior side body that attracts mouth attached to the dust on the air cleaner.

In addition, in order to improve the dust removal performance of air cleaner, near fixing elastomer liner (for example, with reference to patent documentation 1) up to air cleaner face film attracts mouth has been proposed also.

Patent documentation 1: TOHKEMY 2005-140403 communique.

Summary of the invention

But, in above-mentioned existing filter, when the fine sand that contains in the dust etc. is invaded the sliding surface of film and interior side body or jacket, exist the resistance to sliding of film to increase, hinder film to attract the driving of mouth, thereby have the possibility of the dust that can not remove the whole surface of air cleaner.

In addition, on film, be fixed with in the structure of elastomer liner, when elastomer liner by from the face side that attracts mouth during to the part of top surface side bending, the frictional resistance that attracts side body in the mouth and be fixed with near the sliding surface the film of liner increases, thereby is subjected to the influence that the sliding friction resistance of the fine sand that contains in the dust etc. increases biglyyer.

The present invention makes in view of this problem that prior art exists, its purpose is, a kind of air conditioner is provided, the increase that the filter that this air conditioner possesses attracts owing to dust enters with simple OILS STRUCTURE DEPRESSION that mouth causes to the sliding friction of film sliding part, thus the film driven nature of high reliability had.

For achieving the above object, the invention provides a kind of air conditioner with filter, described filter possesses: air cleaner, and it disposes with the front face side of the weather side of cover heating interchanger and the mode of top surface side, and is used to remove the airborne dust by described heat exchanger; Attract mouth, its cross sectional shape along described air cleaner is arranged at the weather side of described air cleaner, is driven on the horizontal direction of described air cleaner, has the space in inner face side simultaneously; Suction device, it is connected with described attraction mouth via the flexible pipe with bendability, the filter of described air conditioner is characterised in that described attraction mouth possesses: interior side body, and its length direction total length of striding described air cleaner in described air cleaner face side is provided with peristome; Film, its be located at described in the outside of side body, cover described peristome, and be formed with in position and attract mouthful corresponding to the part of described peristome; The film drive unit, it is connected with described film, is used for driving described attraction mouth along described peristome; Jacket, it is fixed on the described interior side body, and support described film in the mode that covers the described film beyond described attract mouthful, wherein, on the sliding surface of the described film of the described air cleaner face of the supporting of described jacket side, driving direction along described film disposes a plurality of otch, described film has the compressibility liner, this compressibility liner be fixed on that described film attracts mouthful near on the driving direction of described attraction mouth, and its thickness described air cleaner face that goes directly carries out otch to the front face side from described air cleaner of the interior side body of described attraction mouth to bend relative with sliding part described liner the face of top surface side.

In addition, also have following feature, in described, on the sliding surface of the described film of one of them at least of side body and jacket at least one convex form is set, utilize described convex form to support described film.

In the filter of air conditioner of the present invention, owing to constitute to attract the driving direction of sliding surface upper edge film of film of air cleaner face side of the jacket of mouth to dispose a plurality of otch in supporting, therefore, can suppress to realize the film driven nature that reliability is high along with thereby the intrusions such as attraction cleaning fine sand of air cleaner attract mouth and the increase of the frictional resistance that film is slided that causes.

In addition, owing to come tread support membrane by at least one convex form that on the sliding surface of the film of one of them at least of interior side body and jacket, is provided with, therefore, film floats from sliding surface, thereby can reduce the contact area of film and interior side body and jacket.

Have again, on the driving direction that is attracting mouth, under near the situation of the compressibility liner of the through air cleaner face of the fixed thickness attraction mouth of film, when to the interior side body that attracts mouth from the front face side of air cleaner when bend relative with sliding part liner the face of top surface side carries out otch, can reduce contact-making surface with film.

Description of drawings

Fig. 1 is the stereogram of the filter that is provided with in the air conditioner of embodiment of the present invention 1;

Fig. 2 is the exploded perspective view of the attraction mouth that is provided with in the filter of Fig. 1;

Fig. 3 is the stereogram after the attraction mouth of Fig. 2 is assembled;

Fig. 4 is the exploded perspective view of interior side body of the attraction mouth of embodiment of the present invention 2 and film;

Fig. 5 is the exploded perspective view of interior side body of the attraction mouth of embodiment of the present invention 3 and film.

Symbol description

1 filter frame

2 air cleaners

3 attract mouth

4 guide rails

5 attract flexible pipe

6 suction devices

7 discharge ducts

8 attract side body in the mouth

9 films

10 attract the mouth peristome

12 drive holes

13 stepping motors

The 14a gear

14b gear fixed mount

The 15a roller

The 15b roller

16 attract mouth

17 jackets

The 17aU notched cut

18 jackets

20 convex forms

30 liners

31 otch

The specific embodiment

Below, with reference to accompanying drawing embodiments of the present invention are described.

(embodiment 1)

Fig. 1 is the schematic diagram of topology example of filter of the air conditioner of embodiment of the present invention 1.Among this figure, in order to remove airborne dust by heat exchanger, air cleaner 2 is configured in front face side and top surface side, and its supporting is fixed on the filter frame 1, be provided with along the attraction mouth 3 of the L-shaped case shape of air cleaner 2 at the weather side of air cleaner 2.

The guide rail 4 that attracts mouth 3 to be provided with by the two ends up and down at filter frame 1 can keep under the state in very thin narrow gap move left and right swimmingly with air cleaner 2.Adhered dust attracts mouth 3 to attract by this on the air cleaner.

In addition, attract to connect attraction flexible pipe 5 on the mouth 3, and then attract flexible pipe 5 to be connected with suction device 6.To attract moving of mouth 3 in order not hindering, to attract flexible pipe 5 to have bendability.And, on suction device 6, be connected with discharge duct 7, to outdoor guiding.

Dust by the air cleaner that attracts mouth 3 to attract is discharged outdoor via attraction pipeline 5, suction device 6, discharge duct 7.

Below, describe the structure that attracts mouth 3 in detail with Fig. 2, Fig. 3.

Fig. 2 is the exploded perspective view (inner face figure) that the structure that attracts mouth 3 is shown.Attract mouth 3 to comprise: constitute side body 8 in the attraction mouth of circulation flow path of the wind that attracts, surround in side body 8 and the film 9, tread support membrane 9 and the transmission of drive force that are provided with gear 14a and gear stand 14b, tread support membrane 9 and make it roller 15a, the 15b of smooth and easy driving.In attracting mouth, be provided with the suitable slot-shaped nozzle opening portion 10 of longitudinal length of length and air cleaner 2 on the face of the air cleaner side of side body 8.

On the other hand, film 9 ring-types form, and are wound on the periphery that attracts side body 8 in the mouth to cover the mode that attracts mouth peristome 10.

Be provided with 1/12 the attraction mouth 16 that length is the longitudinal length of air cleaner in the air cleaner face side of film 9, attracting mouthfuls 16 positions relative that film 9 is installed with attraction mouth peristome 10.

Be provided with equally spaced drive hole 12 at the two ends of film 9, gear 14a and drive hole 12 engagements by being connected with stepping motor 13 can freely drive film 9 on any direction of above-below direction.

Film 9 attracts to be supported on the side body 8 in the mouth by

jacket

17 and 18 is fixed in.On jacket 17, be provided with the otch 17a of a plurality of U fonts in the position that suppresses film 9.

Fig. 3 is the stereogram (inner face figure) of the attraction mouth 3 after the assembling.

According to said structure, when attracting mouth 3 to attract and during whole of cleaning air filter 2, the fine sands that contain in the dust etc. are invaded between film 9 and

jacket

17 and 18, the resistance to sliding of film 9 is increased, but the U notched cut 17a that is located on the jacket 17 reduces the contact-making surface of jacket 17 and film 9, and, when invading fine sand between jacket 17 and the film 9 etc. along with the driving of film 9 when mobile, play that it is ejected into the effect that attracts outside the mouth 3, thereby can suppress the increase of the resistance to sliding of film 9.

In addition, in the present embodiment, shown so that the example of U notched cut to be set to jacket 17, but on the face of the film 9 that suppresses jacket 18, the U notched cut has been set, also can realize same effect, but also can suppress the increase of the resistance to sliding of film 9.

(embodiment 2)

Fig. 4 illustrates the interior side body 8 of attraction mouth of embodiment of the present invention 2 and the exploded perspective view (front elevation) of film 9.

In embodiment 1 described attraction mouth 3, in attracting mouth on the sliding surface of the film 9 of side body 8, be provided with a plurality of long slightly convex forms 20 along the driving direction of film 9.

According to this embodiment, utilize the small convex shape shape 20 that is provided with on the sliding surface of the film 9 of side body 8 in attracting mouth, the position that the sliding surface of film 9 side body in the self-gravitation mouth floats forms supporting, thereby can greatly reduce the sliding surface of film 9.Thus, even when the fine sand that contains in the dust that retains in the air cleaner 2 etc. invade to attract the sliding surface of side body 8 and film 9 in the mouth, also can suppress the increase of the sliding-frictional resistance of the film 9 that sand etc. causes.

In addition, shown the example that convex form 20 is set in the present embodiment on interior side body 8, but on the film sliding surface of

jacket

17 or 18, convex form has been set, also can realize same effect, and then can suppress the increase of the resistance to sliding of film 9.

(embodiment 3)

Fig. 5 illustrates the interior side body 8 of attraction mouth of embodiment of the present invention 3 and the exploded perspective view (inner face figure) of film 9.In order to improve on the air cleaner 2 performance of removing of the dust piled up, with bonding agent etc. elastomer liner 30 is fixed on the embodiment 1 described film 9, this elastomer liner 30 has the thickness of compression a little of the face of through air cleaner 2.This liner 30 is configured near the front side or rear side of attraction mouth 16 of the film 9 on the driving direction that attracts mouth 3.

In this structure, when being fixed in the sweep of liner 30 side body 8 on the film 9 by the attraction mouth, elastomeric liner 30 stretches as the crow flies, powerfully the sliding surface with the film 9 that attracts the interior side body 8 of mouth contacts, but on the face that is equivalent to the position that liner 30 passes through of the sliding surface by side body 8 in attracting mouth otch 31 is set, can reduce and liner 30 near the faces that contact.In addition, even the fine sand that contains etc. are invaded film 9 and attracted under the situation of sliding surface of mouth 8, also can be suppressed at the increase of the frictional resistance of liner 30 when attracting the bend of side body 8 in the mouth in dust.

Industrial applicibility

As mentioned above, the filter of air conditioner of the present invention can suppress to follow the attraction cleaning of air cleaner, the increase of the frictional resistance that slides to film that fine sand causes to the intrusion that attracts mouth, and can realize the film driven nature of high reliability, therefore, it is not only applicable to air conditioner, goes for the filter of air purifier and humidifier etc. yet.

Claims

1. the filter of an air conditioner possesses: air cleaner, and it disposes with the front face side of the weather side of cover heating interchanger and the mode of top surface side, and is used to remove the airborne dust by described heat exchanger; Attract mouth, its cross sectional shape along described air cleaner is arranged at the weather side of described air cleaner, is driven on the horizontal direction of described air cleaner, has the space in inner face side simultaneously; Suction device, it is connected with described attraction mouth via the flexible pipe with bendability, and the filter of described air conditioner is characterised in that,

Described attraction mouth possesses: interior side body, and its length direction total length of striding described air cleaner in described air cleaner face side is provided with peristome; Film, its be located at described in the outside of side body, cover described peristome, and be formed with in position and attract mouthful corresponding to the part of described peristome; The film drive unit, it is connected with described film, is used for driving described attraction mouth along described peristome; Jacket, it is fixed on the described interior side body, and supports described film to cover the described mode of mouth described film in addition that attracts,

Wherein, on the sliding surface of the described film of the described air cleaner face of the supporting of described jacket side, dispose a plurality of otch along the driving direction of described film,

Described film has the compressibility liner, this compressibility liner be fixed on that described film on the driving direction of described attraction mouth attracts mouthful near, and its thickness described air cleaner face that goes directly carries out otch to the front face side from described air cleaner of the interior side body of described attraction mouth to bend relative with sliding part described liner the face of top surface side.

2. the filter of air conditioner as claimed in claim 1 is characterized in that, on the sliding surface of the described film of one of them at least of side body and described jacket at least one convex form is set in described, utilizes described convex form to support described film.