CN201803427U

CN201803427U - Combined dust-removal and sound-insulation air intake filter

Info

Publication number: CN201803427U
Application number: CN2010201383821U
Authority: CN
Inventors: 陈妙生
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-03-03
Filing date: 2010-03-03
Publication date: 2011-04-20
Anticipated expiration: 2020-03-03

Abstract

The utility model relates to a combined dust-removal and sound-insulation air intake filter. The combined dust-removal and sound-insulation air intake filter is characterized in that the air intake filter performs natural ventilation and air exchange through a ventilation opening formed on an external wall body indoors a civil building, and when the building is in the state of good air permeability performance, the air intake filter avoids the energy consumption and utilizes the difference in pressure of indoor and outdoor air as the driving force for introducing the outdoor air containing moisture, dust and noise indoors, meanwhile, the filtering and the repeated purifying treatment of dehumidifying and dust removing, filtering and purifying and sound-absorbing and noise reducing are carried out through a three-layer dust-removal filter cloth and a secondary filtering dust-removing purification device. The air intake filter has a simple, compact and reasonable structure, the natural resources are effectively utilized, so that the dehumidifying efficiency reaches 50 percent, the dust removal effect reaches 90 percent, the particle diameter of the collected dust is equal to or smaller than 10 mum, the noise-reduction capability reaches 35 dB, the quality of air flowing indoors can be fully improved, the harm of the indoor and outdoor air pollution to the health of human body is reduced, and the air intake filter has the remarkable advantages of energy conservation, environmental protection and zero carbon emission of the civil building.

Description

Combined type dedusting sound-insulating air suction filter device

Technical field

A kind of combined type dedusting sound-insulating air suction filter device of the present utility model, relate to moist and southern and northern area, on the ventilating opening that civil buildings indoor and outdoor body of wall is offered and the gravity-flow ventilation of implementing ventilation, no energy consumption, utilize that indoor and outdoor atmospheric pressure difference is wetly to containing in the outside atmosphere pollution as driving force, the air of dust, noise plays the building energy conservation of filtration and purification, sound-absorbing and noise reduction effect and the environmental protection field of non-carbon-emitting.

Background technology

The main cause that outdoor air pollutes is, at the exhaust emissions of the Diesel engine passenger-cargo carriage of travels down, the moisture of discharging such as industrial enterprise and construction, dust, also has noise etc.And the main cause of the room air pollution of building is, the formaldehyde that chemical synthetic material gives out continually of the chemical coating of the indoor furniture of dwelling house and binding agent, decoration usefulness and benzene, volatility chemical organic compounds matter pernicious gases such as (TVOC), use in addition natural marble as dwelling house floor and materials for wall, contain the radgas of radon element, moisture and dewfall cause mildew phenomena etc. to cause.Indoor-outdoor air pollutes breathing and the cardiovascular system that is endangering people momently, influences health; The old-fashioned dwelling house of China's existing building uses gas heater, warmer etc. bad because of ventilation, all can cause every year the anthracemia phenomenon to take place.After 2002, Japan is unique in the world civil buildings basic taper method that has, for newly-built residential houses, building unit must be provided with the gravity-flow ventilation air interchanger as obligation, it is to reduce room air pollution and prevent one of main path that the anthracemia phenomenon takes place, and considers that again building energy-saving reduces discharging.And China's civil buildings have the particular content of this clear and definite building code and enforcement to carry out obligation the gravity-flow ventilation air interchanger is not set.When opening window and introduce new wind and change room air, moisture, dust and noise flow into together, poor effect has caused unsafe factor again, therefore, is necessary a kind of combined type dedusting sound-insulating air suction filter device moist and southern and northern area that is applicable to newly developed.

Summary of the invention

The technical problem of the required solution of the utility model is, new wind by natural ventilation equipment is introduced, prevent that the anthracemia phenomenon from taking place, reduce that indoor-outdoor air pollutes and noise to the harm of health, provide a kind of and do not have energy consumption, utilize indoor and outdoor atmospheric pressure difference the outdoor air that contains wetly, dust, noise to be obtained filtering as driving force and purification, sound-absorbing and noise reduction process after flow into indoor, as to reach building energy conservation environmental protection and non-carbon-emitting combined type dedusting sound-insulating air suction filter device.

The utility model solves the problems of the technologies described above by following technical proposal:

Described a kind of combined type dedusting sound-insulating air suction filter device (1), it is characterized in that: be on building indoor and outdoor body of wall (25), offer one can storing apparatus ventilating opening (2), in ventilating opening (2), thickness of wall body according to building is provided with outdoor lining (4), the middle lining (20) that connects, indoor lining (3), in its lining from outdoor to indoor, the air inflow direction is provided with rain cover (14) successively, rainproof grid (13), insect protected filter screen (12), air guide pipe (11), dust removal filter cloth (7a, 7b, 7c), supporting baffle (8a, 8b, 8c, 8d, 8e), one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6), room ventilation grid (9), can regulate room ventilation baffle plate (10); Thereby air flows into successively via rainproof grid (13), insect protected filter screen (12), dust removal filter cloth (7a, 7b, 7c), air guide pipe (11), one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6), room ventilation grid (9), can regulate room ventilation baffle plate (10) to indoor, forms flow of outside air fashionable can implement to shunt after separations, the rectification once more the compound inlet air filtration of shunting separation construct form.

Described rain cover (14), rainproof grid (13), insect protected filter screen (12), it is characterized in that: the insect protected filter screen is located on the inner side plane of rainproof grid, the aperture of insect protected filter screen is arranged in the 2.5mm, fixing with welding manner and rainproof grid, is in order to prevent that winged insects such as mosquitos and flies from flying into indoor possibility along device; The gap of one emptying air-flow hand-hole of rainproof grid is arranged between 15～22mm, and is furnished with between 45 °～60 ° towards the flanging of indoor direction, is located on the inner side plane of rain cover, fixes with welding manner and rain cover; Rain cover is located on the cylindrical of outdoor lining flange (4a), uses rain cover set bolt (16) to be fixed on the plane of outdoor lining flange (4a); The downside of rain cover is established the opening of one 1/4 semicircles, opening direction down, with the flanging of outdoor lining flange bottom faying face on, establishing a width is that 5mm, length are the rain cover waist type discharge outlet (15) of 20mm.

Described indoor lining (3), the middle lining (20) that connects, outdoor lining (4), it is characterized in that: chamber liner is set in an indoor side of ventilating opening (2), outdoor lining is located at an outdoor side of ventilating opening (2), the middle lining (20) that connects is positioned between the inboard of indoor lining (3) and outdoor lining (4), middle connection lining and indoor lining and outdoor lining are between the two, all embed each other and combine by the corresponding L shaped ladder interface shape of inside and outside circle, simultaneously, connect length and gap between lining and indoor lining and the outdoor lining in the middle of can regulating according to the wall thickness of building indoor and outdoor body of wall (25), on indoor lining flange (3a) inboard that indoor lining (3) is furnished with, have 8 indoor lining flange reinforcements (3b), its width is between 3～5mm, sticks on the indoor body of wall wall; On outdoor lining flange (4a) inboard that outdoor lining (4) is furnished with, also have 8 outdoor lining flange reinforcements, on the outer side plane of outdoor lining flange (4a), be provided with the 2mm concave surface that is lower than the outer side plane of flange, be used to embed the flange face of corresponding air guide pipe outer flange (11b), and outdoor lining flange (4a) medial surface, stick on the wall of outdoor body of wall, recycle silicon glue (21) be adhesively fixed and play the body of wall wall and the device between sealing function, be penetrated into indoor to prevent rainwater along the space of the ventilating opening (2) of indoor and outdoor body of wall (25); Be provided with three semicircle rhones in the bottom of outdoor lining (4), the diameter of its rhone is set between 3～4mm, length is set between 45～60mm, the angle between the semicircle rhone and the angle of vertical center line are set to 5 °, and link up mutually with three semicircle rhones that outdoor lining flange (4a) face is provided with, formed between the L shaped semicircle rhone of 17, three of three L shaped semicircle rhones 17 itself and do not connected mutually.

Described air guide pipe (11), it is characterized in that: establishing a centre bore and 4～6 width are set on it is intended for the plane of one-level dust removal by filtration purifier is air guide pipe reinforcement (11a) between 5～6mm, on each reinforcement, all be cast into semi-circular recesses, the diameter of semi-circular recesses is between 2～3mm, side outside the faced chamber is established an air guide pipe outer flange (11b) and centralized positioning nut (19), and the centralized positioning nut is fixed on the plane of the outdoor side of air guide pipe (11) with welding manner.Establish a connecting screw rod (18) in the horizontal centre of ventilating opening (2), the connecting screw rod of an outdoor side (18) head portion is made as stairstepping, the connecting screw rod of an outdoor side (18) head portion is provided with screw thread, and connecting screw rod (18) all can pass air guide pipe (11), dust removal filter cloth (7a, 7b, 7c), supporting baffle (8a, 8b, 8c, 8d, 8e), one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6), room ventilation grid (9), can regulate the centre bore that is provided with between the room ventilation baffle plate (10) is connected with centralized positioning nut on being weldingly fixed on the outdoor side plane of air guide pipe (11).

Described supporting baffle (8a, 8b, 8c, 8d, 8e), it is characterized in that: be provided with central plane groove and 4～6 reinforcements, also be provided with groove on the reinforcement, if the width of a reinforcement and the width of groove are between 3～5mm, some groups one-level is filtered geometry grid ring (46), the both sides corresponding supporting baffle (8a of cascade filtration geometry grid ring (47), 8b, 8d, 8e), in the central plane groove and the groove on the reinforcement that is complementary, make it to form one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6).

Described one-level dust removal by filtration purifier (5), it is characterized in that: central shaft is to connect right side filter center's axle (38a) and left side filter center axle (39a) by center T shape connecting ring (51a) with adhesive, right side filter center axle and left side filter center axle are that the axle center makes that the object of the left and right sides is symmetrical with the vertical center line of T shape connecting ring, its two ends are horizontal ends, and establish a horizontal ends and be incorporated into upwards downwards, the inclined-plane that the left side and the direction on right side tilt simultaneously and form a umbrella shape shape has the other end of the gradient and 4 stairstepping grooves, the downward-sloping horizontal ends that is incorporated into makes progress.Establish a semicircle groove after umbrella shape shape and straight vertical edged surface are tangent, make it to become umbrella spill accumulator tank (44a); In the below of the center line of horizontal centre bore (45) or top and be provided with sound-absorbing back-up ring (34a) being in central symmetry axes lower surface or upper surface; Be tilted to the both sides that adhesive connects right side grid ring (31a) and left side grid ring (32a) by T shape connecting ring (33a), middle binding site is projection up or down, two ends are horizontal ends, both sides all tilt to be incorporated into two horizontal ends downward or upward with 40 ° of angles, are in the central symmetry axis lower surface or upper surface is equipped with sound-absorbing back-up ring (34a) at each; Be equipped with one-level between the right side of its each upper surface or lower surface and the left side and filter V-shape collection ditch (42a, 42b); The structure that has prolongation on the side of left side grid ring is established a chevron shaped collection ditch (41a), on the side of right side grid ring, establishes one 60 ° of inclined-planes and intersects at 40 ° of inclined-planes and be incorporated into 90 ° of right-angle planes, the tangent formation of the three panel (40a) of cutting sth. askew; The one-level that forms one group by the corresponding combination of right side grid ring and T shape connecting ring and left side grid ring is filtered geometry grid ring (46), the spacing that each one-level is filtered geometry grid ring (46) is arranged between 15～22mm with the spacing of the central shaft that matches, when geometry grid ring corresponding to two supporting baffle (8a that are complementary, 8b) in the groove on central plane groove and the reinforcement, thereby can be arranged in the gas filtration passage (48a) that some one-levels are filtered usefulness, the gas filtration passage that one-level is filtered usefulness is identical with the direction of ventilating opening (2), makes to reduce the air drag loss when air flows into and guarantee maximum ventilation;

In the gas filtration passage (48a) that air inflow one-level is filtered, bump when contacting with wooden partition, the panel of cutting sth. askew (40a), the sound-absorbing back-up ring (34a) of one-level filtration geometry grid ring (46), can form one vortex refluxes and centrifugal force, and under action of centrifugal force, can form the negative pressure region (49) that seven one-levels are filtered in the one-level dust removal by filtration purifier (5).

Described rectification passage (24), it is characterized in that: be by connecting screw rod sleeve pipe (22), outside rectification sleeve pipe (23), supporting baffle (8c, 8d) constitute, if a connecting screw rod sleeve pipe and outside rectification sleeve pipe are embedded in the supporting baffle (8c of one-level dust removal by filtration purifier (5) and cascade filtration dedusting and purifying device (6) respectively, 8d) reach on the central plane in the central recess with on the cylindrical, the connecting screw rod sleeve pipe is arranged on the cylindrical of connecting screw rod (18), can support simultaneously the dust removal filter cloth (7b) of one-level dust removal by filtration purifier (5) inboard, centre again, make the space and the distance of rectification passage (24) be set between 50～200mm, purpose is to play that the airflow filtering passage (48a) that one-level is filtered produces the rectification of turbulent flow and to the sound-absorbing and the noise reduction effect of high intermediate frequency noise.

Described cascade filtration dedusting and purifying device (6), it is characterized in that: central shaft is by two center T shape connecting rings (51b), central shaft H shape clamping ring (52) connects right side filter center's axle (38b) and left side filter center axle (39b) with adhesive, right side filter center axle and left side filter center axle are the axle center with the vertical center line of center T shape connecting ring (51b), or be that the axle center makes that the object of the left and right sides is symmetrical with the vertical center line of central shaft H shape clamping ring (52), its two ends are horizontal ends, and establish a horizontal ends and be incorporated into upwards downwards, the inclined-plane that the left side and the direction on right side tilt simultaneously and form a umbrella shape shape has the other end of the gradient and 4 stairstepping grooves, the downward-sloping horizontal ends that is incorporated into makes progress.Establish a semicircle groove after umbrella shape shape and straight vertical edged surface are tangent, make it to become umbrella spill accumulator tank (44b); In the below of the center line of horizontal centre bore (45) or top and be provided with sound-absorbing back-up ring (34b) and center sound-absorbing back-up ring (36) being in central symmetry axes lower surface or upper surface; Be tilted to the both sides that adhesive connects right side grid ring (31b) and left side grid ring (32b) by T shape connecting ring (33b), H shape clamping ring (35), center outside T shape connecting ring (37), middle binding site is projection up or down, two ends are horizontal ends, both sides all tilt to be incorporated into two horizontal ends downward or upward with 40 ° of angles, are in the central symmetry axis lower surface or upper surface is equipped with sound-absorbing back-up ring (34b) and center sound-absorbing back-up ring (36) at each; Be equipped with the cascade filtration V-shape between the right side of its each upper surface or lower surface and the left side and collect ditch (43a, 43b); The structure that has prolongation on the side of left side grid ring is established a chevron shaped collection ditch (41b), on the side of right side grid ring, establishes one 40 ° and 60 ° of inclined-planes and is incorporated into 90 ° of right-angle planes, the tangent formation of the three panel (40b) of cutting sth. askew; Form one group of cascade filtration geometry grid ring (47) by the corresponding combination of right side grid ring, T shape connecting ring, H shape clamping ring, left side grid ring, the spacing of each cascade filtration geometry grid ring is arranged between 15～22mm with the spacing of the central shaft that matches, when cascade filtration geometry grid ring corresponding to the groove on two supporting baffle that are complementary (8d, 8e) central plane groove and the reinforcement in, thereby can be arranged in the gas filtration passage (48b) that some cascade filtrations are used; The gas filtration passage (48b) that cascade filtration is used will be consistent with ventilating opening (2) the direction spacing identical, between the two that one-level is filtered the gas filtration passage (48a) of usefulness, make when air flows into, make that gas is unimpeded and reduce the air drag loss and the maximum ventilation of assurance;

In the gas filtration passage (48b) of air inflow cascade filtration, bump when contacting with the wooden partition of cascade filtration geometry grid ring (47), the panel of cutting sth. askew (40b), sound-absorbing back-up ring (34b), center sound-absorbing back-up ring (36), can form one vortex refluxes and centrifugal force, and under action of centrifugal force, can form the negative pressure region (50) of 16 cascade filtrations in the cascade filtration dedusting and purifying device (6).

Described gas filtration passage (48a, 48b) is characterized in that: two right angle horizontal planes of gas filtration passage (48b) the interior cascade filtration geometry grid ring (47) that cascade filtration is used and corresponding another one cascade filtration geometry grid ring, the gap size that is between center sound-absorbing back-up ring (36) the right angle horizontal plane that is sticked on the H shape clamping ring (35) of middle part are set between 0.2～1.5mm; When outdoor contain wetly, dust, the air of noise flow into an one-level filtering gas filtration channel (48a) interior right side grid ring (31a) and left side grid ring (32a) after being shunted separation, the panel (40a) of cutting sth. askew, article one, the one-level that the sound-absorbing back-up ring (34a) that sticks on T shape connecting ring (33a) is combined into is filtered geometry grid ring (46) and is bumped when contacting, can in filtering the gas filtration passage (48a) of usefulness, one-level be in the sound-absorbing back-up ring (34a) of center, one-level is filtered V-shape and is collected ditch (42a, 42b), the internal and external parts of chevron shaped collection ditch (41a) forms one vortex and refluxes and centrifugal force; Air has passed through the shunting separation that one-level is filtered, pass through the indoor and outdoor pressure differential again as driving force, the direction Cong Shen low along room pressure flows into, right side grid ring (31b) and left side grid ring (32b) in the gas filtration passage (48b) that the cascade filtration of flowing through is used, the panel (40b) of cutting sth. askew, article two, be in the sound-absorbing back-up ring (34a) that sticks on the T shape connecting ring (33b) at position, the left and right sides, article one, being in the cascade filtration geometry grid ring (47) that the center sound-absorbing back-up ring (36) that sticks on the H shape clamping ring (35) of middle part is combined into bumps when contacting, can in the gas filtration passage that cascade filtration is used, be in two sound-absorbing back-up rings (34b) of diverse location, center sound-absorbing back-up ring (36), the cascade filtration V-shape is collected ditch (43a, 43b), the internal and external parts of two chevron shaped collection ditches (41b), forming one vortex respectively refluxes and centrifugal force, under centrifugal action, can form 23 negative pressure regions in the corresponding whole gas filtration passage of one-level dust removal by filtration purifier (5) and cascade filtration dedusting and purifying device (6), negative pressure region is divided into (49) seven of 16 of the negative pressure regions (50) of cascade filtration and negative pressure regions that one-level is filtered again.By formed 23 negative pressure regions of centrifugal action, the contaminated air that the contains wetly and dust wooden partition along geometry grid ring, the panel of cutting sth. askew is pushed in each negative pressure region, reached the purpose of dehumidifying and dedusting.Yet the noise of outdoor generation is divided into senior middle school's low frequency noise, after being accompanied by air and flowing into together, effect by the sound-absorbing of geometry grid ring and set sound-absorbing back-up ring, constructional sound equipment retroeflection and bounce-back, rectification passage, when flowing into indoor high intermediate frequency noise and little by little weakened, sound-absorbing and noise reduction have been played again.

Described dust removal filter cloth (7a, 7b, 7c), room ventilation grid (9), can regulate room ventilation baffle plate (10); It is characterized in that: between the supporting baffle (8b, 8c) that dust removal filter cloth (7a) is arranged between the supporting baffle (8a) of air guide pipe and the outdoor side of one-level dust removal by filtration purifier (5), dust removal filter cloth (7b) is arranged on the indoor side of one-level dust removal by filtration purifier (5), dust removal filter cloth (7b) is arranged between the supporting baffle (8e) and room ventilation grid (9) of an indoor side of cascade filtration dedusting and purifying device (6); Room ventilation grid (9) corresponding to supporting baffle (8e) and with cascade filtration geometry grid ring (47) when being complementary, keep the same spacing with the gas filtration passage (48b) that cascade filtration is used again; Can regulate room ventilation baffle plate (10) and be arranged on the indoor side of cascade filtration dedusting and purifying device (6), according to the size of required ventilation, can open and close the indoor and outdoor ventilation of device at any time, adjustable spacing is arranged between 1～10mm.

Apparatus structure of the present utility model is simple, compact and reasonable; Be installed on the ventilating opening that civil buildings indoor and outdoor body of wall offered and the gravity-flow ventilation of implementing ventilation, be under the airtight performance kilter at building, no energy consumption and utilize indoor and outdoor atmospheric pressure difference as driving force, collecting rainproof and insect protected, dehumidifying and dedusting, filtration and purification, sound-absorbing and noise reduction process is the one function, effectively utilizes natural resources and reaches the remarkable advantage of building energy conservation environmental protection and non-carbon-emitting.

Description of drawings

The whole cutaway view that Fig. 1 implements for the utility model;

Fig. 2 is the A-A cutaway view among Fig. 1;

Fig. 3 is the B-B cutaway view among Fig. 1;

Fig. 4 is the C-C cutaway view among Fig. 1;

Fig. 5 is the one-level dust removal by filtration purifier among Fig. 1 and the amplification view of cascade filtration dedusting and purifying device.

Description of symbols among the figure

1-combined type dedusting sound-insulating air suction filter device, 2-ventilating opening, 3-indoor lining, 3a-indoor lining flange, 3b-indoor lining flange reinforcement, 4-outdoor lining, 4a-outdoor lining flange, 5-one-level dust removal by filtration purifier, 6-cascade filtration dedusting and purifying device, 7a, 7b, 7c-dust removal filter cloth, 8a, 8b, 8c, 8d, 8e-supporting baffle, 9-room ventilation grid, 10-can regulate the room ventilation baffle plate, 11-air guide pipe, 11a-air guide pipe reinforcement, 11b-air guide pipe outer flange, 12-insect protected filter screen, 13-rainproof grid, 14-rain cover, 15-rain cover waist type discharge outlet, 16-rain cover set bolt, 17-L shaped semicircle gutter, 18-connecting screw rod, 19-centralized positioning nut, 20-middle the lining that connects, 21-silica gel, 22-connecting screw rod sleeve pipe, 23-outside rectification sleeve pipe, 24-rectification passage, 25-indoor and outdoor body of wall, 31a, 31b-right side grid ring, 32a, 32b-left side grid ring, 33a, 33b-T shape connecting ring, 34a, 34b-sound-absorbing back-up ring, 35-H shape clamping ring, 36-center sound-absorbing back-up ring, the outside, 37-center T shape connecting ring, 38a, 38b-right side filter center axle, 39a, 39b-left side filter center axle, 40a, 40b-the panel of cutting sth. askew, 41a, 41b-chevron shaped collection ditch, 42a, 42b-one-level is filtered V-shape and is collected ditch, 43a, 43b-cascade filtration V-shape is collected ditch, 44a, 44b-umbrella spill accumulator tank, 45-centre bore, 46-one-level is filtered geometry grid ring, 47-cascade filtration geometry grid ring, 48a, 48b-airflow filtering passage, 49-one-level is filtered negative pressure region, 50-cascade filtration negative pressure region, 51a, 51b-center T shape connecting ring, 52-central shaft H shape clamping ring.

The specific embodiment

Below in conjunction with embodiment and accompanying drawing the technical solution of the utility model is described further.

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, described a kind of combined type dedusting sound-insulating air suction filter device 1, be on building indoor and outdoor body of wall 25, offer one can storing apparatus ventilating opening 2, in ventilating opening 2, thickness of wall body according to building is provided with outdoor lining 4, the middle lining 20 that connects, indoor lining 3, in its lining from outdoor to indoor, the air inflow direction is provided with rain cover 14 successively, rainproof grid 13, insect protected filter screen 12, air guide pipe 11, dust

removal filter cloth

7a, 7b, 7c, supporting

baffle

8a, 8b, 8c, 8d, 8e, one-level dust removal by filtration purifier 5, rectification passage 24, cascade filtration dedusting and purifying device 6, room ventilation grid 9, can regulate room ventilation baffle plate 10; Thereby air flows into successively via rainproof grid 13, insect protected filter screen 12, dust

removal filter cloth

7a, 7b, 7c, air guide pipe 11, one-level dust removal by filtration purifier 5, rectification passage 24, cascade filtration dedusting and purifying device 6, room ventilation grid 9, can regulate room ventilation baffle plate 10 to indoor, forms flow of outside air fashionable can implement to shunt after separations, the rectification once more the compound inlet air filtration of shunting separation construct form.

As Fig. 1, shown in Figure 5, the rain cover 14, rainproof grid 13, the insect protected filter screen 12 that are provided with in a kind of combined type dedusting sound-insulating air suction filter device 1, insect protected filter screen 12 is located on the inner side plane of rainproof grid 13, the aperture of insect protected filter screen 12 is arranged in the 2.5mm, fixing with welding manner and rainproof grid 13, is in order to prevent that winged insects such as mosquitos and flies from flying into indoor possibility along device; The gap of one emptying air-flow hand-hole of rainproof grid 13 is arranged between 15～22mm, and is furnished with between 45 °～60 ° towards the flanging of indoor direction, is located on the inner side plane of rain cover 14, fixes with welding manner and rain cover 14; Rain cover 14 is located on the cylindrical of outdoor lining flange 4a, uses rain cover set bolt 16 to be fixed on the plane of outdoor lining flange 4a; The downside of rain cover is established the opening of one 1/4 semicircles, opening direction down, with the flanging of outdoor lining flange bottom faying face on, establishing a width is that 5mm, length are the rain cover waist type discharge outlet 15 of 20mm.

As Fig. 1, Fig. 2, shown in Figure 3, the indoor lining 3 that is provided with in described a kind of combined type dedusting sound-insulating air suction filter device 1, the middle lining 20 that connects, outdoor lining 4, indoor lining 3 is located at an indoor side of ventilating opening 2, outdoor lining 4 is located at an outdoor side of ventilating opening 2, the middle lining 20 that connects is between the inboard of indoor lining 3 and outdoor lining 4, middle connection lining 20 and indoor lining 3 and outdoor lining 4 are between the two, all embed each other and combine by the corresponding L shaped ladder interface shape of inside and outside circle, simultaneously, connect length and gap between lining 20 and indoor lining 3 and the outdoor lining 4 in the middle of can regulating according to the wall thickness of building indoor and outdoor body of wall 25, on the indoor lining flange 3a inboard that indoor lining 3 is furnished with, have 8 indoor lining flange reinforcement 3b, its width is between 3～5mm, sticks on the indoor body of wall wall; On the outdoor lining flange 4a inboard that outdoor lining 4 is furnished with, also have 8 outdoor lining flange reinforcements, on the outer side plane of outdoor lining flange 4a, be provided with the 2mm concave surface that is lower than the outer side plane of flange, be used to embed the flange face of corresponding air guide pipe outer flange 11b, and outdoor lining flange 4a medial surface, stick on the wall of outdoor body of wall, recycle silicon glue 21 be adhesively fixed and play the body of wall wall and the device between sealing function, be penetrated into indoor to prevent rainwater along the space of the ventilating opening 2 of indoor and outdoor body of wall 25; Be provided with three semicircle rhones in the bottom of outdoor lining 4, the diameter of its rhone is set between 3～4mm, length is set between 45～60mm, the angle between the semicircle rhone and the angle of vertical center line are set to 5 °, and link up mutually with three semicircle rhones that outdoor lining flange 4a face is provided with, formed between the L shaped semicircle rhone of 17, three of three L shaped semicircle rhones 17 itself and do not connected mutually.

As Fig. 1, Fig. 2, shown in Figure 3, the air guide pipe 1 that is provided with in described a kind of combined type dedusting sound-insulating air suction filter device 1, establishing a centre bore and 4～6 width are set on it is intended for the plane of one-level dust removal by filtration purifier is air guide pipe reinforcement 11a between 5～6mm, on each reinforcement, all be cast into semi-circular recesses, the diameter of semi-circular recesses is between 2～3mm, side outside the faced chamber is established an air guide pipe outer flange 11b and a centralized positioning nut 19, and centralized positioning nut 19 usefulness welding manners are fixed on the plane of air guide pipe 11 outdoor sides.Establish a connecting screw rod 18 in ventilating opening 2 horizontal centres, connecting screw rod 18 head portions of an outdoor side are made as stairstepping, connecting screw rod 18 head portions of an outdoor side are provided with screw thread, and connecting screw rod 18 all can pass air guide pipe 11, dust

removal filter cloth

7a, 7b, 7c, supporting

baffle

8a, 8b, 8c, 8d, 8e, one-level dust removal by filtration purifier 5, rectification passage 24, cascade filtration dedusting and purifying device 6, room ventilation grid 9, can regulate the centre bore that is provided with between the room ventilation baffle plate 10 is connected with centralized positioning nut on being weldingly fixed on air guide pipe 11 outdoor side planes.

As Fig. 1, Fig. 3, shown in Figure 5, the supporting baffle 8a that described a kind of combined type dedusting sound-insulating air suction filter device 1 is provided with, 8b, 8c, 8d, 8e, be provided with central plane groove and 4～6 reinforcements, also be provided with groove on the reinforcement, if the width of a reinforcement and the width of groove are between 3～5mm, some groups one-level is filtered geometry grid ring 46, the corresponding supporting baffle 8a in both sides of cascade filtration

geometry grid ring

47,8b, 8d, between the 8e, in the central plane groove and the groove on the reinforcement that is complementary, make it to form one-level dust removal by filtration purifier 5, rectification passage 24, cascade filtration dedusting and purifying device 6.

As Fig. 1, Fig. 2, Fig. 3, shown in Figure 5, the one-level dust removal by filtration purifier 5 that is provided with in described a kind of combined type dedusting sound-insulating air suction filter device 1, central shaft is to connect right side axle 38a of filter center and the axle 39a of left side filter center by center T shape connecting ring 51a with adhesive, right side filter center axle and left side filter center axle are that the axle center makes that the object of the left and right sides is symmetrical with the vertical center line of T shape connecting ring, its two ends are horizontal ends, and establish a horizontal ends and be incorporated into upwards downwards, the inclined-plane that the left side and the direction on right side tilt simultaneously and form a umbrella shape shape has the other end of the gradient and 4 stairstepping grooves, the downward-sloping horizontal ends that is incorporated into makes progress.Establish a semicircle groove after umbrella shape shape and straight vertical edged surface are tangent, make it to become umbrella spill accumulator tank 44a; Below the center line of horizontal centre bore 45 or above and be provided with sound-absorbing back-up ring 34a being in central symmetry axes lower surface or upper surface; Be tilted to the both sides that adhesive connects right side grid ring 31a and left side grid ring 32a by T shape connecting ring 33a, middle binding site is projection up or down, two ends are horizontal ends, both sides all tilt to be incorporated into two horizontal ends downward or upward with 40 ° of angles, are in the central symmetry axis lower surface or upper surface is equipped with sound-absorbing back-up ring 34a at each; Be equipped with one-level between the right side of its each upper surface or lower surface and the left side and filter V-

shape collection ditch

42a, 42b; The structure that has prolongation on the side of left side grid ring 32a is established a chevron shaped collection ditch (41a), on the side of right side grid ring 31a, establishes one 60 ° of inclined-planes and intersects at 40 ° of inclined-planes and be incorporated into 90 ° of right-angle planes, the tangent formation of the three panel 40a that cuts sth. askew; The one-level that forms one group by the corresponding combination of right side grid ring 31a and T shape connecting ring 33a and left side grid ring 32a is filtered geometry grid ring 46, the spacing that each one-level is filtered geometry grid ring 46 is arranged between 15～22mm with the spacing of the central shaft that matches, when geometry grid ring corresponding to two supporting baffle 8a that are complementary, in the groove on 8b central plane groove and the reinforcement, thereby can be arranged in the gas filtration passage 48a that some one-levels are filtered usefulness, the gas filtration passage 48a that one-level is filtered usefulness is identical with the direction of ventilating opening 2, makes to reduce the air drag loss when air flows into and guarantee maximum ventilation;

Wooden partition, the panel 40a that cuts sth. askew, sound-absorbing back-up ring 34a with one-level filtration geometry grid ring 46 in the gas filtration passage 48a that air inflow one-level is filtered bump when contacting, can form one vortex refluxes and centrifugal force, and under action of centrifugal force, can form the negative pressure region 49 that seven one-levels are filtered in the one-level dust removal by filtration purifier 5.

As Fig. 1, Fig. 2, shown in Figure 5, the rectification passage 24 that is provided with in described a kind of combined type dedusting sound-insulating air suction filter device 1, be by connecting screw rod sleeve pipe 22, outside rectification sleeve pipe 23, supporting

baffle

8c, 8d constitutes, if a connecting screw rod sleeve pipe 22 and outside rectification sleeve pipe 23 are embedded in the supporting baffle 8c of one-level dust removal by filtration purifier 5 and cascade filtration dedusting and purifying device 6 respectively, reach on the central plane in the 8d central recess with on the cylindrical, connecting screw rod sleeve pipe 22 is arranged on the cylindrical of connecting screw rod 18, can support simultaneously the dust removal filter cloth 7b of inboard, one-level dust removal by filtration purifier 5 centre again, make the space and the distance of rectification passage 24 be set between 50～200mm, purpose is to play the rectification that produces turbulent flow behind the airflow filtering passage 48a that one-level is filtered and to the sound-absorbing and the noise reduction effect of high intermediate frequency noise.

As Fig. 1, Fig. 2, shown in Figure 5, the cascade filtration dedusting and purifying device 6 that is provided with in described a kind of combined type dedusting sound-insulating air suction filter device 1, central shaft is by two center T shape connecting ring 51b, central shaft H shape clamping ring 52 usefulness adhesives connect right side axle 38b of filter center and the axle 39b of left side filter center, axle 38b of right side filter center and the axle 39b of left side filter center are the axle center with the vertical center line of center T shape connecting ring 51b, or be that the axle center makes that the object of the left and right sides is symmetrical with the vertical center line of central shaft H shape clamping ring 52, its two ends are horizontal ends, and establish a horizontal ends and be incorporated into upwards downwards, the inclined-plane that the left side and the direction on right side tilt simultaneously and form a umbrella shape shape has the other end of the gradient and 4 stairstepping grooves, the downward-sloping horizontal ends that is incorporated into makes progress.Establish a semicircle groove after umbrella shape shape and straight vertical edged surface are tangent, make it to become umbrella spill accumulator tank 44b; Below the center line of horizontal centre bore 45 or above and be provided with sound-absorbing back-up ring 34b and center sound-absorbing back-up ring 36 being in central symmetry axes lower surface or upper surface; The both sides that connect right side grid ring 31b and left side grid ring 32b by T shape connecting ring 33b, H shape clamping ring 35, the outside, center T shape connecting ring 37 usefulness adhesives are tilted to, middle binding site is projection up or down, two ends are horizontal ends, both sides all tilt to be incorporated into two horizontal ends downward or upward with 40 ° of angles, are in the central symmetry axis lower surface or upper surface is equipped with sound-absorbing back-up ring 34b and center sound-absorbing back-up ring 36 at each; Be equipped with the cascade filtration V-shape between the right side of its each upper surface or lower surface and the left side and collect

ditch

43a, 43b; The structure that has prolongation on the side of left side grid ring is established a chevron shaped collection ditch 41b, on the side of right side grid ring, establishes one 40 ° and 60 ° of inclined-planes and is incorporated into 90 ° of right-angle planes, the tangent formation of the three panel 40b that cuts sth. askew; Form one group of cascade filtration geometry grid ring 47 by the corresponding combination of right side grid ring 31b, T shape connecting ring 33b, H shape clamping ring 35, left side grid ring 32b, the spacing of each cascade filtration geometry grid ring 47 is arranged between 15～22mm with the spacing of the central shaft that matches, when cascade filtration geometry grid ring 47 corresponding to the groove on two supporting baffle 8d that are complementary, 8e central plane groove and the reinforcement in, thereby can be arranged in the gas filtration passage 48b that some cascade filtrations are used; The gas filtration passage 48b that cascade filtration is used will be consistent with the ventilating opening 2 directions spacing identical, between the two that one-level is filtered the gas filtration passage 48a of usefulness, make when air flows into, make that gas is unimpeded and reduce the air drag loss and the maximum ventilation of assurance;

In the gas filtration passage 48b of air inflow cascade filtration, bump when contacting with the wooden partition of cascade filtration geometry grid ring 47, the panel 40b that cuts sth. askew, sound-absorbing back-up ring 34b, center sound-absorbing back-up ring 36, can form one vortex refluxes and centrifugal force, and under action of centrifugal force, can form the negative pressure region 50 of 16 cascade filtrations in the cascade filtration dedusting and purifying device 6.

As Fig. 1, Fig. 3, shown in Figure 5, two right angle horizontal planes of cascade filtration geometry grid ring 47 and corresponding another one cascade filtration geometry grid ring 47 in the gas filtration passage 48a, the 48b that are provided with in described a kind of combined type dedusting sound-insulating air suction filter device 1, the gas filtration passage 48b that cascade filtration is used, the gap size that is between the center sound-absorbing back-up ring 36 right angle horizontal planes that sticked on the H shape clamping ring 35 of middle part are set between 0.2～1.5mm; When outdoor contain wetly, dust, the air of noise flow into a right side grid ring 31a and a left side grid ring 32a in the one-level filtering gas filtration channel 48a after being shunted separation, panel 40a cuts sth. askew, article one, the one-level that is combined into of the sound-absorbing back-up ring 34a that sticks on T shape connecting ring 33a is filtered when geometry grid ring 46 contacts and is bumped, can in filtering the gas filtration passage 48a of usefulness, one-level be in the sound-absorbing back-up ring 34a of center, one-level is filtered V-shape and is collected

ditch

42a, 42b, the internal and external parts of chevron shaped collection ditch 41a forms one vortex and refluxes and centrifugal force; Air has passed through the shunting separation that one-level is filtered, pass through the indoor and outdoor pressure differential again as driving force, the direction Cong Shen low along room pressure flows into, right side grid ring 31b in the gas filtration passage 48b that the cascade filtration of flowing through is used and left side grid ring 32b, panel 40b cuts sth. askew, article two, be in the sound-absorbing back-up ring 34a that sticks on the T shape connecting ring 33b at position, the left and right sides, article one, be in when cascade filtration geometry grid ring 47 that the center sound-absorbing back-up ring 36 that sticks on the H shape clamping ring 35 of middle part is combined into contacts and bump, can in the gas filtration passage that cascade filtration is used, be in two sound-absorbing back-up ring 34b of diverse location, center sound-absorbing back-up ring 36, the cascade filtration V-shape is collected

ditch

43a, 43b, the internal and external parts of two chevron shaped collection ditch 41b, forming one vortex respectively refluxes and centrifugal force, under centrifugal action, can form 23 negative pressure regions in one-level dust removal by filtration purifier 5 and the cascade filtration dedusting and purifying device 6 corresponding whole gas filtration passages, negative pressure region is divided into 49 7 of 500 six of the negative pressure regions of cascade filtration and negative pressure regions that one-level is filtered again.By formed 23 negative pressure regions of centrifugal action, the contaminated air that the contains wetly and dust wooden partition along geometry grid ring, the panel of cutting sth. askew is pushed in each negative pressure region, reached the purpose of dehumidifying and dedusting.Yet the noise of outdoor generation is divided into senior middle school's low frequency noise, after being accompanied by air and flowing into together, effect by the sound-absorbing of geometry grid ring and set sound-absorbing back-up ring, constructional sound equipment retroeflection and bounce-back, rectification passage, when flowing into indoor high intermediate frequency noise and little by little weakened, sound-absorbing and noise reduction have been played again.

As Fig. 1, Fig. 2, Fig. 3, shown in Figure 5, dust

removal filter cloth

7a, 7b, 7c, the room ventilation grid 9 that is provided with in the described a kind of combined type dedusting sound-insulating air suction filter device 1, can regulate room ventilation baffle plate 10; Between supporting baffle 8b, the 8c that dust removal filter cloth 7a is arranged between the supporting baffle 8a of air guide pipe 11 and one-level dust removal by filtration purifier 5 outdoor sides, dust removal filter cloth 7b is arranged on one-level dust removal by filtration purifier 5 indoor sides, dust removal filter cloth 7b is arranged between the supporting baffle 8e and room ventilation grid 9 of an indoor side of cascade filtration dedusting and purifying device 6; When room ventilation grid 9 is complementary corresponding to supporting baffle 8e and with cascade filtration geometry grid ring 47, keep the same spacing with the gas filtration passage 48b that cascade filtration is used again; Can regulate room ventilation baffle plate 10 and be arranged on the indoor side of cascade filtration dedusting and purifying device (6), according to the size of required ventilation, can open and close the indoor and outdoor ventilation of device at any time, adjustable spacing is arranged between 1～10mm.

The operation principle that the utility model device is implemented is: to containing air wetly and dust and noise, no energy consumption, and utilize air pressure difference between the indoor and outdoor as driving force, naturally by rain cover 14, rainproof grid 13, the space of insect protected filter screen 12, the inducing action of certain depth that air guide pipe 11 has to air pressure, air via supporting baffle 7a flow through dust removal filter cloth 8a implements first level to moisture and dust filtration with purify after, when entering into one-level dust removal by filtration purifier 5, air and a right side grid ring 31a and the left side grid ring 32a that one-level filtering gas filtration channel 48a is interior, panel 40a cuts sth. askew, article one, the one-level that is combined into of the sound-absorbing back-up ring 34a that sticks on T shape connecting ring 33a is filtered when geometry grid ring 46 contacts and is bumped, having passed through the level shunting again separates, again via indoor and outdoor pressure differential and natural wind as driving force, air is pushed to the low direction Cong Shen of room pressure, gas is via the supporting baffle 7b dust removal filter cloth 8b that flows through, supporting baffle 7c, rectification passage 24, supporting baffle 7d, flow in the gas filtration passage 48b that cascade filtration uses, by right side grid ring 31b and left side grid ring 32b, panel 40b cuts sth. askew, article two, be in the sound-absorbing back-up ring 34a that sticks on the T shape connecting ring 33b at position, the left and right sides, article one, be in when cascade filtration geometry grid ring 47 that the center sound-absorbing back-up ring 36 that sticks on the H shape clamping ring 33b of middle part is combined into contacts and bump, can form one strand vortex in the gas filtration passage 48b that cascade filtration is used refluxes and centrifugal force, under centrifugal action, can form 23 negative pressure regions in the whole gas filtration passage of one-level dust removal by filtration purifier 5 and cascade filtration dedusting and purifying device 6.By formed 23 negative pressure regions of centrifugal action, the wooden partition of the contaminated air that contains wetly and dust along geometry grid ring, the panel of cutting sth. askew is pushed in each negative pressure region, reached the purpose of dehumidifying and dedusting.Yet the noise of outdoor generation is divided into senior middle school's low frequency noise, after being accompanied by air and flowing into together, effect by geometry grid ring and set sound-absorbing back-up ring 34a, the sound-absorbing of center sound-absorbing back-up ring 36, constructional sound equipment retroeflection and bounce-back, rectification passage 24, when flowing into room noise and little by little weakened, sound-absorbing and noise reduction have been played again.Flowing into indoor air quality via room ventilation grid 9 can obtain improving quite fully.

Because the indoor/outdoor temperature-difference in the north changes greatly and other a variety of causes, use can be regulated room ventilation baffle plate 10 and play the outer air draught amount of conditioning chamber, reduces the indoor temperature difference.Moreover, in the time of can regulating room ventilation baffle plate 10 and be used to manually stop outdoor air intake, flow into indoor by the air quantity of adjusting that can regulate room ventilation baffle plate 10 micro-ly.

Device is through after a while use, via dust

removal filter cloth

8a, 8b, the moisture and the dust that are recovered in the negative pressure region 49 that seven one-levels in 8c and the one-level dust removal by filtration purifier 5 are filtered, and by the dust removal filter cloth 8a of two layers of cascade filtration dedusting and purifying device 6 front and back, the dust that 8b is adsorbed, also have the moisture and the dust that are reclaimed in the negative pressure region 50 of 16 cascade filtrations in the second level dedusting and purifying device 6, and be set at the adsorbed dust of dust removal filter cloth 8c behind the cascade filtration dedusting and purifying device 6, can become flexible and dismantle connecting screw rod 18 indoor, regulating room ventilation baffle plate 10, room ventilation grid 9, dust removal filter cloth 8c, the supporting baffle 7a of each layer, 7b, 7c, 7d, 7e, cascade filtration dedusting and purifying device 6, outside rectification sleeve pipe 20 in the rectification passage 27, connecting screw rod sleeve pipe 19, dust removal filter cloth 8b, first order dedusting and purifying device 5, the parts that dust removal filter cloth 8a is fixing together disassemble, can change dust

removal filter cloth

8a, 8b, 8c, and water cleans after the dust in one-level dust removal by filtration purifier 5 and the cascade filtration dedusting and purifying device 6 repeatedly, install again, can reuse.

Obvious technical effects of the present utility model, simple, compact and reasonable for structure; Be installed in and implement the gravity-flow ventilation ventilation on the ventilating opening of residential architecture body of wall, at airtight performance lower Non-energy-consumption in shape, and utilize indoor and outdoor atmospheric pressure difference as driving force, collect rainproof pre-insect protected, dehumidifying and dedusting, filter and purify, sound-absorbing and noise reduction process are integrated function, effectively utilizing natural resources to make it to reach dehumidification rate is 50%, dust removing effects is 90%, the dedusting particle diameter is smaller or equal to 10 μ m, after noise reduction capability is 35dB, flowing into IAQ can be fully improved, reduce Indoor Air Pollution with outdoor Air Pollution to the harm of health, reach the building energy conservation environmental protection, the remarkable advantage of non-carbon-emitting.

Claims

1. a combined type dedusting sound-insulating air suction filter device (1), it is characterized in that: be on building indoor and outdoor body of wall (25), offer one can storing apparatus ventilating opening (2), in ventilating opening (2), thickness of wall body according to building is provided with outdoor lining (4), the middle lining (20) that connects, indoor lining (3), in its lining from outdoor to indoor, the air inflow direction is provided with rain cover (14) successively, rainproof grid (13), insect protected filter screen (12), air guide pipe (11), dust removal filter cloth (7a, 7b, 7c), supporting baffle (8a, 8b, 8c, 8d, 8e), one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6), room ventilation grid (9), can regulate room ventilation baffle plate (10); Thereby air flows into successively via rainproof grid (13), insect protected filter screen (12), dust removal filter cloth (7a, 7b, 7c), air guide pipe (11), one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6), room ventilation grid (9), can regulate room ventilation baffle plate (10) to indoor, forms flow of outside air fashionable can implement to shunt after separations, the rectification once more the compound inlet air filtration of shunting separation construct form.

2. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described rain cover (14), rainproof grid (13), insect protected filter screen (12), the insect protected filter screen is located on the inner side plane of rainproof grid, the aperture of insect protected filter screen is arranged in the 2.5mm, fixes with welding manner and rainproof grid; The gap of one emptying air-flow hand-hole of rainproof grid is arranged between 15～22mm, and is furnished with between 45 °～60 ° towards the flanging of indoor direction, is located on the inner side plane of rain cover, fixes with welding manner and rain cover; Rain cover is located on the cylindrical of outdoor lining flange (4a), uses rain cover set bolt (16) to be fixed on the plane of outdoor lining flange (4a); The downside of rain cover is established the opening of one 1/4 semicircles, opening direction down, with the flanging of outdoor lining flange bottom faying face on, establishing a width is that 5mm, length are the rain cover waist type discharge outlet (15) of 20mm.

3. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described indoor lining (3), the middle lining (20) that connects, outdoor lining (4), chamber liner is set in an indoor side of ventilating opening (2), outdoor lining is located at an outdoor side of ventilating opening (2), the middle lining (20) that connects is positioned between the inboard of indoor lining (3) and outdoor lining (4), middle connection lining and indoor lining and outdoor lining are between the two, all embed each other and combine by the corresponding L shaped ladder interface shape of inside and outside circle, simultaneously, connect length and gap between lining and indoor lining and the outdoor lining in the middle of can regulating according to the wall thickness of building indoor and outdoor body of wall (25), on indoor lining flange (3a) inboard that indoor lining (3) is furnished with, have 8 indoor lining flange reinforcements (3b), its width is between 3～5mm, sticks on the indoor body of wall wall; On outdoor lining flange (4a) inboard that outdoor lining (4) is furnished with, also have 8 outdoor lining flange reinforcements, on the outer side plane of outdoor lining flange (4a), be provided with the 2mm concave surface that is lower than the outer side plane of flange, be used to embed the flange face of corresponding air guide pipe outer flange (11b), and outdoor lining flange (4a) medial surface sticks on the wall of outdoor body of wall, recycle silicon glue (21) be adhesively fixed and play the body of wall wall and the device between sealing function; Be provided with three semicircle rhones in the bottom of outdoor lining (4), the diameter of its rhone is set between 3～4mm, length is set between 45～60mm, the angle between the semicircle rhone and the angle of vertical center line are set to 5 °, and link up mutually with three semicircle rhones that outdoor lining flange (4a) face is provided with, formed three L shaped semicircle rhones (17), do not connected mutually between three L shaped semicircle rhones (17) itself.

4. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described air guide pipe (11), establishing a centre bore and 4～6 width are set on it is intended for the plane of one-level dust removal by filtration purifier is air guide pipe reinforcement (11a) between 5～6mm, on each reinforcement, all be cast into semi-circular recesses, the diameter of semi-circular recesses is between 2～3mm, side outside the faced chamber is established an air guide pipe outer flange (11b) and centralized positioning nut (19), the centralized positioning nut is fixed on the plane of the outdoor side of air guide pipe (11) with welding manner, establish a connecting screw rod (18) in the horizontal centre of ventilating opening (2), the connecting screw rod of an outdoor side (18) head portion is made as stairstepping, the connecting screw rod of an outdoor side (18) head portion is provided with screw thread, and connecting screw rod (18) all can pass air guide pipe (11), dust removal filter cloth (7a, 7b, 7c), supporting baffle (8a, 8b, 8c, 8d, 8e), one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6), room ventilation grid (9), can regulate the centre bore that is provided with between the room ventilation baffle plate (10) is connected with centralized positioning nut on being weldingly fixed on the outdoor side plane of air guide pipe (11).

5. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described supporting baffle (8a, 8b, 8c, 8d, 8e), be provided with central plane groove and 4～6 reinforcements, also be provided with groove on the reinforcement, if the width of a reinforcement and the width of groove are between 3～5mm, some groups one-level is filtered geometry grid ring (46), the both sides corresponding supporting baffle (8a of cascade filtration geometry grid ring (47), 8b, 8d, 8e), in the central plane groove and the groove on the reinforcement that is complementary, make it to form one-level dust removal by filtration purifier (5), rectification passage (24), cascade filtration dedusting and purifying device (6).

6. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described one-level dust removal by filtration purifier (5), central shaft is to connect right side filter center's axle (38a) and left side filter center axle (39a) by center T shape connecting ring (51a) with adhesive, right side filter center axle and left side filter center axle are that the axle center makes that the object of the left and right sides is symmetrical with the vertical center line of T shape connecting ring, its two ends are horizontal ends, and establish a horizontal ends and be incorporated into upwards downwards, the inclined-plane that the left side and the direction on right side tilt simultaneously and form a umbrella shape shape has the other end of the gradient and 4 stairstepping grooves, the downward-sloping horizontal ends that is incorporated into makes progress; Establish a semicircle groove after umbrella shape shape and straight vertical edged surface are tangent, make it to become umbrella spill accumulator tank (44a); In the below of the center line of horizontal centre bore (45) or top and be provided with sound-absorbing back-up ring (34a) being in central symmetry axes lower surface or upper surface; Be tilted to the both sides that adhesive connects right side grid ring (31a) and left side grid ring (32a) by T shape connecting ring (33a), middle binding site is projection up or down, two ends are horizontal ends, both sides all tilt to be incorporated into two horizontal ends downward or upward with 40 ° of angles, are in the central symmetry axis lower surface or upper surface is equipped with sound-absorbing back-up ring (34a) at each; Be equipped with one-level between the right side of its each upper surface or lower surface and the left side and filter V-shape collection ditch (42a, 42b); The structure that has prolongation on the side of left side grid ring is established a chevron shaped collection ditch (41a), on the side of right side grid ring, establishes one 60 ° of inclined-planes and intersects at 40 ° of inclined-planes and be incorporated into 90 ° of right-angle planes, the tangent formation of the three panel (40a) of cutting sth. askew; The one-level that forms one group by the corresponding combination of right side grid ring and T shape connecting ring and left side grid ring is filtered geometry grid ring (46), the spacing that each one-level is filtered geometry grid ring (46) is arranged between 15～22mm with the spacing of the central shaft that matches, when geometry grid ring corresponding to the groove on two supporting baffle that are complementary (8a, 8b) central plane groove and the reinforcement in, thereby can be arranged in the gas filtration passage (48a) that some one-levels are filtered usefulness, the gas filtration passage that one-level is filtered usefulness is identical with the direction of ventilating opening (2);

7. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described rectification passage (24), be by connecting screw rod sleeve pipe (22), outside rectification sleeve pipe (23), supporting baffle (8c, 8d) constitute, if a connecting screw rod sleeve pipe and outside rectification sleeve pipe are embedded in the supporting baffle (8c of one-level dust removal by filtration purifier (5) and cascade filtration dedusting and purifying device (6) respectively, 8d) reach on the central plane in the central recess with on the cylindrical, the connecting screw rod sleeve pipe is arranged on the cylindrical of connecting screw rod (18), can support simultaneously the dust removal filter cloth (7b) of inboard, one-level dust removal by filtration purifier centre again, make the space of rectification passage (24) and distance be set between 50～200mm.

8. combined type dedusting sound-insulating air suction filter device according to claim 1 (1), it is characterized in that: described cascade filtration dedusting and purifying device (6), central shaft is by two center T shape connecting rings (51b), central shaft H shape clamping ring (52) connects right side filter center's axle (38b) and left side filter center axle (39b) with adhesive, right side filter center axle (38b) and left side filter center axle (39b) are the axle center with the vertical center line of center T shape connecting ring (51b), or be that the axle center makes that the object of the left and right sides is symmetrical with the vertical center line of central shaft H shape clamping ring (52), its two ends are horizontal ends, and establish a horizontal ends and be incorporated into upwards downwards, the inclined-plane that the left side and the direction on right side tilt simultaneously and form a umbrella shape shape has the other end of the gradient and 4 stairstepping grooves, the downward-sloping horizontal ends that is incorporated into makes progress; Establish a semicircle groove after umbrella shape shape and straight vertical edged surface are tangent, make it to become umbrella spill accumulator tank (44b); In the below of the center line of horizontal centre bore (45) or top and be provided with sound-absorbing back-up ring (34b) and center sound-absorbing back-up ring (36) being in central symmetry axes lower surface or upper surface; Be tilted to the both sides that adhesive connects right side grid ring (31b) and left side grid ring (32b) by T shape connecting ring (33b), H shape clamping ring (35), center outside T shape connecting ring (37), middle binding site is projection up or down, two ends are horizontal ends, both sides all tilt to be incorporated into two horizontal ends downward or upward with 40 ° of angles, are in the central symmetry axis lower surface or upper surface is equipped with sound-absorbing back-up ring (34b) and center sound-absorbing back-up ring (36) at each; Be equipped with the cascade filtration V-shape between the right side of its each upper surface or lower surface and the left side and collect ditch (43a, 43b); The structure that has prolongation on the side of left side grid ring is established a chevron shaped collection ditch (41b), on the side of right side grid ring, establishes one 40 ° and 60 ° of inclined-planes and is incorporated into 90 ° of right-angle planes, the tangent formation of the three panel (40b) of cutting sth. askew; Form one group of cascade filtration geometry grid ring (47) by the corresponding combination of right side grid ring, T shape connecting ring, H shape clamping ring, left side grid ring, the spacing of each cascade filtration geometry grid ring is arranged between 15～22mm with the spacing of the central shaft that matches, when cascade filtration geometry grid ring corresponding to the groove on two supporting baffle that are complementary (8d, 8e) central plane groove and the reinforcement in, thereby can be arranged in the gas filtration passage (48b) that some cascade filtrations are used; The gas filtration passage (48b) that cascade filtration is used will be consistent with ventilating opening (2) the direction spacing identical, between the two that one-level is filtered the gas filtration passage (48a) of usefulness, make when air flows into, make that gas is unimpeded and reduce the air drag loss and the maximum ventilation of assurance;

9. according to claim 6 or 8 described combined type dedusting sound-insulating air suction filter devices (1), it is characterized in that: two right angle horizontal planes of gas filtration passage (48b) the interior cascade filtration geometry grid ring (47) that described gas filtration passage (48a, 48b), cascade filtration are used and corresponding another one cascade filtration geometry grid ring, the gap size that is between center sound-absorbing back-up ring (36) the right angle horizontal plane that is sticked on the H shape clamping ring (35) of middle part are set between 0.2～1.5mm; When outdoor contain wetly, dust, the air of noise flow into an one-level filtering gas filtration channel (48a) interior right side grid ring (31a) and left side grid ring (32a) after being shunted separation, the panel (40a) of cutting sth. askew, article one, the one-level that the sound-absorbing back-up ring (34a) that sticks on T shape connecting ring (33a) is combined into is filtered geometry grid ring (46) and is bumped when contacting, can in filtering the gas filtration passage (48a) of usefulness, one-level be in the sound-absorbing back-up ring (34a) of center, one-level is filtered V-shape and is collected ditch (42a, 42b), the internal and external parts of chevron shaped collection ditch (41a) forms one vortex and refluxes and centrifugal force; Air has passed through the shunting separation that one-level is filtered, pass through the indoor and outdoor pressure differential again as driving force, the direction Cong Shen low along room pressure flows into, right side grid ring (31b) and left side grid ring (32b) in the gas filtration passage (48b) that the cascade filtration of flowing through is used, the panel (40b) of cutting sth. askew, article two, be in the sound-absorbing back-up ring (34a) that sticks on the T shape connecting ring (33b) at position, the left and right sides, article one, being in the cascade filtration geometry grid ring (47) that the center sound-absorbing back-up ring (36) that sticks on the H shape clamping ring (35) of middle part is combined into bumps when contacting, can in the gas filtration passage that cascade filtration is used, be in two sound-absorbing back-up rings (34b) of diverse location, center sound-absorbing back-up ring (36), the cascade filtration V-shape is collected ditch (43a, 43b), the internal and external parts of two chevron shaped collection ditches (41b), forming one vortex respectively refluxes and centrifugal force, under centrifugal action, can form 23 negative pressure regions in the corresponding whole gas filtration passage of one-level dust removal by filtration purifier (5) and cascade filtration dedusting and purifying device (6), negative pressure region is divided into (49) seven of 16 of the negative pressure regions (50) of cascade filtration and negative pressure regions that one-level is filtered again; By formed 23 negative pressure regions of centrifugal action, the contaminated air that the contains wetly and dust wooden partition along geometry grid ring, the panel of cutting sth. askew is pushed in each negative pressure region.

10. combined type dedusting sound-insulating air suction filter device according to claim 1 (1) is characterized in that: described dust removal filter cloth (7a, 7b, 7c), room ventilation grid (9), can regulate room ventilation baffle plate (10); Between the supporting baffle (8b, 8c) that dust removal filter cloth (7a) is arranged between the supporting baffle (8a) of air guide pipe and the outdoor side of one-level dust removal by filtration purifier (5), dust removal filter cloth (7b) is arranged on the indoor side of one-level dust removal by filtration purifier (5), dust removal filter cloth (7b) is arranged between the supporting baffle (8e) and room ventilation grid (9) of an indoor side of cascade filtration dedusting and purifying device (6); Room ventilation grid (9) corresponding to supporting baffle (8e) and with cascade filtration geometry grid ring (47) when being complementary, keep the same spacing with the gas filtration passage (48b) that cascade filtration is used again; Can regulate room ventilation baffle plate (10) and be arranged on the indoor side of cascade filtration dedusting and purifying device (6), according to the size of required ventilation, can open and close the indoor and outdoor ventilation of device at any time, adjustable spacing is arranged between 1～10mm.