CN110124433A - It is a kind of magnetism dedusting, atomizing humidifying performance air cleaning unit - Google Patents

Abstract

The present invention relates to a kind of magnetic dedustings, the air cleaning unit of atomizing humidifying performance, it is a kind of magnetism dedusting, atomizing humidifying performance air cleaning unit, including body, rotary shaft and baffle, top cover is mounted at the top of the body, and outlet head is mounted at the top vertical central axes of top cover, the rotary shaft is through two middle side parts of outlet head, and the baffle tiltably-mounted is in the interior lower end of body, and the middle part side of body is mounted with air compressor connecting pipe.The present invention passes through the setting of top cover, outlet head and rotary shaft, outlet head constitutes axial-rotation structure by rotary shaft and top cover, whole equipment is put in putting in horizontal vertical shape, it can effectively ensure that whole device at runtime, in running under horizontal vertical state, while when negative-pressure air fan is opened, user can rotate outlet head according to itself use habit, entire outlet head carries out axial-rotation along rotary shaft the center point, uses convenient for user.

Description

It is a kind of magnetism dedusting, atomizing humidifying performance air cleaning unit

Technical field

The present invention relates to modeling air cleaning unit technical field, specially a kind of magnetic dedusting, the air of atomizing humidifying performance are net Makeup is set.

Background technique

The processing work that air cleaning unit can clean to contaminated air, purify etc., now industry and section Negative issue brought by fast development is the serious destruction to environment, different to air, water source and soil etc. The pollution of degree causes influence, especially air pollution to the health of the mankind to a certain extent, even if people are in room Inside also can not be completely isolated with outside, and also want poor outside the mass ratio room of room air sometimes, in long-time and difference quality measurement sky After gas contact, irreversible damage is likely to result in the health of people, while being covered with largely in some workshops, in dust Irony dust in a large amount of irony dust of plant personnel sucking, may cause huge damage to human lung.

Existing air cleaning unit does not have irony dust purification function, causes to be adsorbed in filter core when irony dust When, after the corrosion of irony dust, filter core is blocked, reduces the service life of filter core, while most air purification device does not have There is good self-purification function, be used for a long time, it may occur however that liquid accumulation leads to the reduction of filter core gas permeability, and air cleaning Assemble a large amount of dust inside device, need user's periodic maintenance, it has not been convenient to which user uses, for this purpose, it is proposed that a kind of Magnetic dedusting, atomizing humidifying performance air cleaning unit.

Summary of the invention

The purpose of the present invention is to provide a kind of magnetic dedustings, the air cleaning unit of atomizing humidifying performance, to solve above-mentioned back The existing air cleaning unit proposed in scape technology does not have irony dust purification function, causes to be adsorbed on filter when irony dust When in-core, after the corrosion of irony dust, filter core is blocked, reduces the service life of filter core, while most air purification dress No good self-purification function is set, is used for a long time, it may occur however that liquid accumulation leads to the reduction of filter core gas permeability, and air Assemble a large amount of dust inside purification device, need user's periodic maintenance, it has not been convenient to the problem of user uses.

To achieve the above object, the invention provides the following technical scheme: a kind of magnetism dedusting, the air cleaning of atomizing humidifying performance Device, including body, rotary shaft and baffle are mounted with top cover at the top of the body, and at the top vertical central axes of top cover It is mounted with outlet head, the rotary shaft is through two middle side parts of outlet head, and the baffle tiltably-mounted is in the interior subordinate of body End, and the middle part side of body is mounted with air compressor connecting pipe, the air compressor connecting pipe is connect with body Place is through there is aeration tube, and the lower end other side of the body is mounted with water inlet pipe, and the junction of water inlet pipe and body is mounted with Connecting tube is mounted with atomizer at the top of the connecting tube, and the inner wall upper and lower ends of the body are mounted with sealing plate, described The upper end of sealing plate is welded with fixed ring, and the inner wall of fixed ring is fitted with sealing ring, the top arranged parallel of the sealing plate There is filter core, the middle inside of the top cover is fixed with negative-pressure air fan, and the positive Middle face of the body is fixedly connected with mounting plate, and Body front bottom offers discharge port.

Preferably, it is distributed between the body and top cover in horizontal vertical shape, and outlet head passes through rotary shaft and top cover structure At axial-rotation structure.

Preferably, the baffle along body angle slant setting, and the tilt angle of baffle be 30 °.

Preferably, it is distributed between the aeration tube and magnetic texure and filter core in parallel shape, and air compressor connecting tube It is in connected state structure between road and aeration tube.

Preferably, the inside of the equidistant sealing plate for being evenly distributed on both ends of the magnetic texure, and magnetic texure with it is close It is detachable structure between sealing plate.

Preferably, the magnetic texure includes ceramic tube, thread head, cushion course, magnet ring, nut, hollow bolt, pressure Lid, adsorption barrel and accommodating groove, and the both ends of ceramic tube are mounted with thread head, the outer wall of the ceramic tube is evenly distributed with magnet ring, And the lower end of magnet ring is fitted with cushion course, the outer wall thread of the thread head is connected with nut, and the inner wall top screw thread of nut It is connected with hollow bolt, the end of the hollow bolt is fitted with gland, and the inner wall of the ceramic tube is fitted with adsorption barrel, and inhales The inner wall depression of attached bucket has accommodating groove.

Preferably, it is bonded to each other between the adsorption barrel and ceramic inside pipe wall, and accommodating groove is equidistant is evenly distributed on suction Attached bucket inner wall.

Preferably, the filter core includes stainless (steel) wire, filter cloth and active carbon layer, and the inner wall of stainless (steel) wire is fitted with The inner wall of filter cloth, the filter cloth is mounted with active carbon layer.

Preferably, the stainless (steel) wire, filter cloth and active carbon layer side are uniformly distributed, and stainless (steel) wire, filter cloth and activity It is successively wrapped up between layer of charcoal three.

Compared with prior art, beneficial effects of the present invention are as follows:

1, the present invention passes through the setting of top cover, outlet head and rotary shaft, and outlet head constitutes axial-rotation by rotary shaft and top cover Structure, whole equipment are put in putting in horizontal vertical shape, can effectively ensure that whole device at runtime, are in horizontal vertical It is run under state, while when negative-pressure air fan is opened, user can rotate outlet head according to itself use habit, whole A outlet head carries out axial-rotation along rotary shaft the center point, uses convenient for user.

2, the present invention is by the setting of body and baffle, baffle along body angle slant setting, when dust is from body When the positive entrance in lower end enters, first layer filtering is first passed through, the dust of bulky grain is filtered with sundries, then makes by strainer User opens water inlet pipe, and pure water flows into connecting tube from water inlet pipe, is sprayed from atomizer by way of pressurization, tiny Droplet and the mutual adsorpting aggregation of dust fallen into baffle when droplet weight is excessive, baffle, which guides droplet, to be collected, It is discharged from discharge port, it to good collects effect to entire baffle, reduces the feelings in use for body inner wall raffinate occur and corroding Condition.

3, the present invention passes through the setting of aeration tube, magnetic texure and filter core, is between aeration tube and magnetic texure and filter core Parallel shape distribution, and be in connected state structure between air compressor connecting pipe and aeration tube, when portion of water is gathered in When in filter core, the density in filter core is excessively high, and air flow property is caused to reduce, and the inner wall of magnetic texure remains a certain amount of iron Matter dust is, can be by opening air compressor, by compressed air from air compressor connecting pipe stream in use Enter aeration tube, the ability being aerated by moment is accelerated air velocity and inhaled so that the droplet in filter core is discharged by air push The irony dust being attached in magnetic texure is fallen into baffle, and total has certain self-cleaning function, guarantees whole equipment Degree of purity.

4, the present invention passes through the setting of magnetic texure and sealing plate, the equidistant sealing for being evenly distributed on both ends of magnetic texure The inside of plate, and be detachable structure between magnetic texure and sealing plate, when user needs to overhaul magnetic texure, User can drive gland and sealing plate bottom to be detached from by rotary hollow bolt, hollow bolt, and user can be directly by magnetic Property structure take out, while multiple magnetic texures are set can effectively accelerate the speed of air cleaning, improve whole purification efficiency.

5, the present invention passes through magnetic texure, ceramic tube, thread head, cushion course, magnet ring, nut, hollow bolt, gland, suction The setting of attached bucket and accommodating groove, magnetic texure includes ceramic tube, thread head, cushion course, magnet ring, nut, hollow bolt, pressure Lid, adsorption barrel and accommodating groove, when user needs to take out magnet ring, rotary nut takes out nut, pushes cushion course, due to Cushion course is made of rubber material, plays good fixed function, is placed multiple magnet rings and is bonded to each other, and entire magnet ring magnetic is reduced Property coverage area, entire magnet ring is made of magnet, has good magnetism, effectively can carry out magnetic suction to irony dust It is attached, and adsorption barrel is made of plastic material, is bonded to each other by way of bonding with ceramic tube, since accommodating groove uniformly divides Cloth improves adsorption barrel skin-friction coefficient in adsorption barrel inner wall, adsorbs convenient for irony dust, and the shape of accommodating groove is truncate The head water chestnut conical surface shape when air after aeration is blown into accommodating groove, reduces irony dust residue in accommodating groove, and accommodating groove Play the role of certain storage, is convenient for user's centralized collection irony dust.

Detailed description of the invention

Fig. 1 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit schematic diagram of internal structure；

Fig. 2 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit external structure schematic diagram；

Fig. 3 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit magnetic texure schematic diagram of internal structure；

Fig. 4 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit magnetic texure configuration schematic diagram；

Fig. 5 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit sealing plate overlooking structure diagram；

Fig. 6 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit filter core cross section structure schematic diagram；

Fig. 7 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit top cover overlooking structure diagram；

Fig. 8 be a kind of magnetic dedusting of the present invention, atomizing humidifying performance air cleaning unit adsorption barrel overlooking structure diagram.

In figure: 1, body；2, top cover；3, outlet head；4, rotary shaft；5, baffle；6, air compressor connecting pipe；7, it exposes Tracheae；8, water inlet pipe；9, atomizer；10, magnetic texure；1001, ceramic tube；1002, thread head；1003, cushion course； 1004, magnet ring；1005, nut；1006, hollow bolt；1007, gland；1008, adsorption barrel；1009, accommodating groove；11, filter core； 1101, stainless (steel) wire；1102, filter cloth；1103, active carbon layer；12, connecting tube；13, discharge port；14, mounting plate；15, it seals Plate；16, fixed ring；17, sealing ring；18, negative-pressure air fan.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Please refer to Fig. 1-8, the present invention provides a kind of technical solution: it is a kind of magnetism dedusting, the air cleaning of atomizing humidifying performance dress Set, including body 1, top cover 2, outlet head 3, rotary shaft 4, baffle 5, air compressor connecting pipe 6, aeration tube 7, water inlet pipe 8, It is atomizer 9, magnetic texure 10, ceramic tube 1001, thread head 1002, cushion course 1003, magnet ring 1004, nut 1005, hollow Bolt 1006, gland 1007, adsorption barrel 1008, accommodating groove 1009, filter core 11, stainless (steel) wire 1101, filter cloth 1102, active carbon layer 1103, connecting tube 12, discharge port 13, mounting plate 14, sealing plate 15, fixed ring 16, sealing ring 17 and negative-pressure air fan 18, body 1 Top be mounted with top cover 2, and be mounted with outlet head 3 at the top vertical central axes of top cover 2, be in water between body 1 and top cover 2 Flat vertical configuration distribution, and outlet head 3 constitutes axial-rotation structure by rotary shaft 4 and top cover 2, whole equipment is in water in putting Flat vertical configuration is put, and can effectively ensure that whole device at runtime, in running under horizontal vertical state, while working as negative-pressure air fan When 18 unlatching, user can rotate outlet head 3 according to itself use habit, and entire outlet head 3 is along 4 center of circle of rotary shaft Place carries out axial-rotation, uses convenient for user；Rotary shaft 4 through outlet head 3 two middle side parts, 5 tiltably-mounted of baffle in The interior lower end of body 1, and the middle part side of body 1 is mounted with air compressor connecting pipe 6, angle of the baffle 5 along body 1 Locate slant setting, and the tilt angle of baffle 5 is 30 °, when dust enters from the positive entrance in 1 lower end of body, first passes through the One layer of filtering, the dust of bulky grain is filtered by strainer with sundries, subsequent user's unlatching water inlet pipe 8, and pure water is from water inlet Pipe 8 flows into connecting tube 12, is sprayed from atomizer 9 by way of pressurization, and tiny droplet and dust mutually adsorb and gather Collection, when droplet weight is excessive, falls into baffle 5, and baffle 5, which guides droplet, to be collected, and is discharged from discharge port 13, entire to keep off It to good collects effect to plate 5, reduces and occurs the case where 1 inner wall raffinate of body corrosion in use；Air compressor connection Pipeline 6 and 1 junction of body are distributed between aeration tube 7 and magnetic texure 10 and filter core 11 in parallel shape through there is aeration tube 7, And in connected state structure between air compressor connecting pipe 6 and aeration tube 7, when portion of water is gathered in filter core 11 When, the density in filter core 11 is excessively high, causes air flow property to reduce, and the inner wall of magnetic texure 10 remains a certain amount of irony Dust can be flowed by compressed air from air compressor connecting pipe 6 by opening air compressor in use Aeration tube 7, the ability being aerated by moment are accelerated air velocity and are inhaled so that the droplet in filter core 11 is discharged by air push The irony dust being attached in magnetic texure 10 is fallen into baffle 5, and total has certain self-cleaning function, and guarantee is entirely set Standby degree of purity；The inside of the equidistant sealing plate 15 for being evenly distributed on both ends of magnetic texure 10, and magnetic texure 10 and sealing It is detachable structure between plate 15, when user needs to overhaul magnetic texure 10, user can be by rotation Empty bolt 1006, hollow bolt 1006 drive gland 1007 and 15 bottom of sealing plate to be detached from, and user can be directly by magnetic texure 10 take out, while multiple magnetic texures 10 are arranged can effectively accelerate the speed of air cleaning, improve whole purification efficiency；It is magnetic Structure 10 includes ceramic tube 1001, thread head 1002, cushion course 1003, magnet ring 1004, nut 1005, hollow bolt 1006, gland 1007, adsorption barrel 1008 and accommodating groove 1009, and the both ends of ceramic tube 1001 are mounted with thread head 1002, ceramics The outer wall of pipe 1001 is evenly distributed with magnet ring 1004, and the lower end of magnet ring 1004 is fitted with cushion course 1003, thread head 1002 Outer wall thread is connected with nut 1005, and the inner wall top of nut 1005 is threaded with hollow bolt 1006, hollow bolt 1006 end is fitted with gland 1007, and the inner wall of ceramic tube 1001 is fitted with adsorption barrel 1008, and the inner wall of adsorption barrel 1008 Recess has accommodating groove 1009, is bonded to each other between 1001 inner wall of adsorption barrel 1008 and ceramic tube, and accommodating groove 1009 is equidistant Even to be distributed in 1008 inner wall of adsorption barrel, when user needs to take out magnet ring 1004, rotary nut 1005 takes nut 1005 Out, cushion course 1003 is pushed, since cushion course 1003 is made of rubber material, good fixed function is played, places multiple Magnet ring 1004 is bonded to each other, and reduces the magnetic coverage area of entire magnet ring 1004, and entire magnet ring 1004 is made of magnet, is had good Good magnetism effectively can carry out magnetic absorption to irony dust, and adsorption barrel 1008 is made of plastic material, by viscous The form connect is bonded to each other with ceramic tube 1001, since accommodating groove 1009 is evenly distributed on 1008 inner wall of adsorption barrel, improves absorption 1008 skin-friction coefficients of bucket, are adsorbed convenient for irony dust, and the shape of accommodating groove 1009 is frustum water chestnut conical surface shape, when When air after aeration is blown into accommodating groove 1009, irony dust residue is reduced in accommodating groove 1009, and accommodating groove 1009 rises It is acted on to certain storage, is convenient for user's centralized collection irony dust；

The lower end other side of body 1 is mounted with water inlet pipe 8, and the junction of water inlet pipe 8 and body 1 is mounted with connecting tube 12, even The top of adapter tube 12 is mounted with atomizer 9, and the inner wall upper and lower ends of body 1 are mounted with sealing plate 15, the upper end of sealing plate 15 It being welded with fixed ring 16, and the inner wall of fixed ring 16 is fitted with sealing ring 17, the top of sealing plate 15 is mounted with filter core 11 in parallel, Filter core 11 includes stainless (steel) wire 1101, filter cloth 1102 and active carbon layer 1103, and the inner wall of stainless (steel) wire 1101 is fitted with Filter cloth 1102, the inner wall of filter cloth 1102 are mounted with active carbon layer 1103.

Preferably, stainless (steel) wire 1101, filter cloth 1102 and 1103 side of active carbon layer are uniformly distributed, and stainless (steel) wire 1101, it is successively wrapped up between 1103 three of filter cloth 1102 and active carbon layer, when a part of dust flows into filter core 11, filter core 11 Interior filter cloth 1102 is collected tiny dust, and penetrating odor and active carbon layer 1103 mutually adsorb, and guarantees air Pure property, while stainless (steel) wire 1101 plays good fixed function, guarantees that filter core 11 is not susceptible to damage in the environment of aeration Bad, the middle inside of top cover 2 is fixed with negative-pressure air fan 18, and the positive Middle face of body 1 is fixedly connected with mounting plate 14, and body 1 Positive bottom offers discharge port 13.

The working principle of the present embodiment: the magnetism dedusting, atomizing humidifying performance air cleaning unit, first open when in use negative When pressure fan 18 is opened, and user can rotate outlet head 3 according to itself use habit, entire 3 edge of outlet head 4 the center point of rotary shaft carries out axial-rotation；When dust enters from the positive entrance in 1 lower end of body at this time, first layer mistake is first passed through The dust of bulky grain is filtered by filter, strainer with sundries, and subsequent user opens water inlet pipe 8, and pure water is flowed into from water inlet pipe 8 It in connecting tube 12, is sprayed from atomizer 9 by way of pressurization, tiny droplet and the mutual adsorpting aggregation of dust work as water It when pearl weight is excessive, falls into baffle 5, baffle 5, which guides droplet, to be collected, and is discharged from discharge port 13；Then when in air Irony dust by magnetic texure 10 when, irony dust is adsorbed in the magnetic field that magnet ring 1004 is formed, irony dust stream Enter in accommodating groove 1009, since the shape of accommodating groove 1009 is frustum water chestnut conical surface shape, air after aeration is blown into storage When slot 1009, irony dust residue is reduced in accommodating groove 1009, and accommodating groove 1009 plays the role of certain storage, is convenient for User's centralized collection irony dust, while when a part of dust flows into filter core 11, the filter cloth 1102 in filter core 11 is to thin Small dust is collected, and penetrating odor and active carbon layer 1103 mutually adsorb, and guarantees the pure property of air；Finally when one When hydrone being divided to be gathered in filter core 11, the density in filter core 11 is excessively high, causes air flow property to reduce, and magnetic texure 10 Inner wall remain a certain amount of irony dust and be, in use can by opening air compressor, by compressed air from Air compressor connecting pipe 6 flows into aeration tube 7, and the ability being aerated by moment accelerates air velocity, so that in filter core 11 Droplet discharge, the irony dust being adsorbed in magnetic texure 10 by air push are fallen into baffle 5, and total has certain Self-cleaning function, guarantee the degree of purity of whole equipment.

Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this Within the protection scope of invention.

Claims (9)

1. the air cleaning unit of a kind of magnetism dedusting, atomizing humidifying performance, including body (1), rotary shaft (4) and baffle (5), special Sign is: being mounted with top cover (2) at the top of the body (1), and is mounted with outlet head at the top vertical central axes of top cover (2) (3), the rotary shaft (4) is through two middle side parts of outlet head (3), and baffle (5) tiltably-mounted is in the inside of body (1) Lower end, and the middle part side of body (1) is mounted with air compressor connecting pipe (6), the air compressor connecting pipe (6) With body (1) junction through having aeration tube (7), the lower end other side of the body (1) is mounted with water inlet pipe (8), and is intake The junction of pipe (8) and body (1) is mounted with connecting tube (12), is mounted with atomizer (9) at the top of the connecting tube (12), The inner wall upper and lower ends of the body (1) are mounted with sealing plate (15), and the upper end of the sealing plate (15) is welded with fixed ring (16), and the inner wall of fixed ring (16) is fitted with sealing ring (17), and the top of the sealing plate (15) is mounted with filter core in parallel (11), the middle inside of the top cover (2) is fixed with negative-pressure air fan (18), and the positive Middle face of the body (1) is fixedly connected with Mounting plate (14), and the positive bottom of body (1) offers discharge port (13).

2. the air cleaning unit of a kind of magnetic dedusting according to claim 1, atomizing humidifying performance, it is characterised in that: described It is distributed between body (1) and top cover (2) in horizontal vertical shape, and outlet head (3) constitutes axis by rotary shaft (4) and top cover (2) To rotational structure.

3. the air cleaning unit of a kind of magnetic dedusting according to claim 1, atomizing humidifying performance, it is characterised in that: described Baffle (5) along body (1) angle slant setting, and the tilt angle of baffle (5) be 30 °.

4. the air cleaning unit of a kind of magnetic dedusting according to claim 1, atomizing humidifying performance, it is characterised in that: described It is distributed between aeration tube (7) and magnetic texure (10) and filter core (11) in parallel shape, and air compressor connecting pipe (6) and exposure It is in connected state structure between tracheae (7).

5. the air cleaning unit of a kind of magnetic dedusting according to claim 1, atomizing humidifying performance, it is characterised in that: described The inside of the equidistant sealing plate (15) for being evenly distributed on both ends of magnetic texure (10), and magnetic texure (10) and sealing plate (15) Between be detachable structure.

6. the air cleaning unit of a kind of magnetic dedusting according to claim 1, atomizing humidifying performance, it is characterised in that: described Magnetic texure (10) includes ceramic tube (1001), thread head (1002), cushion course (1003), magnet ring (1004), nut (1005), hollow bolt (1006), gland (1007), adsorption barrel (1008) and accommodating groove (1009), and ceramic tube (1001) Both ends are mounted with thread head (1002), and the outer wall of the ceramic tube (1001) is evenly distributed with magnet ring (1004), and magnet ring (1004) lower end is fitted with cushion course (1003), and the outer wall thread of the thread head (1002) is connected with nut (1005), and The inner wall top of nut (1005) is threaded with hollow bolt (1006), and the end of the hollow bolt (1006) is fitted with pressure It covers (1007), the inner wall of the ceramic tube (1001) is fitted with adsorption barrel (1008), and the inner wall depression of adsorption barrel (1008) has Accommodating groove (1009).

7. the air cleaning unit of a kind of magnetic dedusting according to claim 6, atomizing humidifying performance, it is characterised in that: described It is bonded to each other between adsorption barrel (1008) and ceramic tube (1001) inner wall, and accommodating groove (1009) is equidistant is evenly distributed on absorption Bucket (1008) inner wall.

8. the air cleaning unit of a kind of magnetic dedusting according to claim 1, atomizing humidifying performance, it is characterised in that: described Filter core (11) includes stainless (steel) wire (1101), filter cloth (1102) and active carbon layer (1103), and stainless (steel) wire (1101) Inner wall is fitted with filter cloth (1102), and the inner wall of the filter cloth (1102) is mounted with active carbon layer (1103).

9. the air cleaning unit of a kind of magnetic dedusting according to claim 8, atomizing humidifying performance, it is characterised in that: described Stainless (steel) wire (1101), filter cloth (1102) and active carbon layer (1103) side are uniformly distributed, and stainless (steel) wire (1101), filter cloth (1102) it is successively wrapped up between active carbon layer (1103) three.