CN215892684U - A quick clearing device of indoor formaldehyde for environment-friendly building - Google Patents

Abstract

The application discloses a quick clearing device of indoor formaldehyde for environment-friendly building, it includes the clearing device body, be provided with air intake and air-blower on the clearing device body, fixedly connected with dust fall frame in the inner chamber of clearing device body, the dust fall frame is seted up flutedly towards one side of air intake, the through-hole has been seted up to the dust fall frame on the diapire of recess, the through-hole is towards the air-blower, the recess is close to the opening part of air intake and is provided with the dust fall filter screen, be provided with little shower nozzle in the recess and little shower nozzle setting in the recess one side of keeping away from ground, little shower nozzle and water source intercommunication, be provided with the little shower nozzle of drive along the little horizontal position reciprocating motion's of recess drive on the lateral wall of recess. This application has and filters the dust fall through dust fall filter screen and little shower nozzle jointly to gas, reduces the dust and along with gas enters into the clearing device body, helps improving the effect of indoor gaseous purification rate.

Description

A quick clearing device of indoor formaldehyde for environment-friendly building

Technical Field

The application relates to the field of formaldehyde removing equipment, in particular to an indoor formaldehyde quick removing device for an environment-friendly building.

Background

Formaldehyde is a gas that has special pungent smell, can produce this gas and have certain harm to the human body during house decoration, has a lot of formaldehyde clearing device that clear away indoor formaldehyde at present, and formaldehyde clearing device adopts physical adsorption or chemical agent to filter to clear away formaldehyde usually.

Chinese patent with application number CN201520739060.5 in the related art proposes an indoor formaldehyde removing device for spraying formaldehyde remover, which comprises a casing, wherein the casing is provided with an air inlet and an air outlet, the air inlet is provided with an air blower, the air outlet is connected with a flexible conduit, a partition plate is arranged in the casing, air enters the casing from the air inlet, flows into a working chamber through a vent of the partition plate, and is discharged from the flexible conduit after being mixed with atomized formaldehyde remover in the working chamber.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the formaldehyde removing device is used for removing indoor formaldehyde, part of dust is sucked into the formaldehyde removing device in the process that the air blower sucks air, and after the dust is contacted with the atomized formaldehyde removing agent, the formaldehyde removing agent is adhered to the dust, so that on one hand, moist dust is formed, stains are formed on indoor walls or furniture, the range of the atomized formaldehyde removing agent drifting in the air is also influenced, and the formaldehyde removing effect is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that long-term accumulation dust may lead to formaldehyde removal device to appear blockking up among the formaldehyde removal device, the application provides a quick clearing device of indoor formaldehyde for environment-friendly building.

The application provides a pair of indoor formaldehyde quick clearing device for environment-friendly building adopts following technical scheme:

the utility model provides a quick clearing device of indoor formaldehyde for environment-friendly building, includes the clearing device body, be provided with air intake and air-blower on the clearing device body, fixedly connected with dust fall frame in the inner chamber of clearing device body, the dust fall frame face to one side of air intake is seted up flutedly, the dust fall frame in the through-hole has been seted up on the diapire of recess, the through-hole face to the air-blower, the dust fall frame in the recess is close to the opening part of air intake is provided with the dust fall filter screen, be provided with little shower nozzle just in the recess little shower nozzle sets up one side on ground is kept away from to the recess, little shower nozzle and water source intercommunication, be provided with the drive on the lateral wall of recess little shower nozzle is followed the horizontal reciprocating motion's of recess drive arrangement.

By adopting the technical scheme, when the air blower sucks indoor air into the clearing device body, partial dust in the air is filtered through the dust-settling filter screen, the driving device drives the micro-spray head to reciprocate in the groove and spray water, so that a spray form is formed in the cavity of the groove, the dust in the air is further filtered again, the filtered air enters the clearing device body to clear formaldehyde, the air is filtered and dusted through the dust-settling filter screen and the micro-spray head together, the dust in the air enters the clearing device body along with the air to be reduced as much as possible, the dust is prevented from forming damp dust to form stains on indoor walls or furniture as far as possible, and the phenomenon that the clearing effect on the formaldehyde is poor due to the influence on the drifting range of the atomized formaldehyde scavenger in the air is avoided as far as possible, the purification rate of indoor gas is improved.

Optionally, drive arrangement is including reciprocal lead screw, the both ends of reciprocal lead screw rotate respectively to be connected on two vertical lateral walls of recess, reciprocal lead screw with the length direction of the horizontal lateral wall of recess is parallel arrangement, reciprocal lead screw with little shower nozzle threaded connection, fixedly connected with motor on the dust fall frame, the output of motor with reciprocal lead screw coaxial coupling, be provided with on the dust fall frame be used for with little shower nozzle carries out spacing subassembly.

Through adopting above-mentioned technical scheme, rotate through the reciprocal lead screw of motor drive to the little shower nozzle of drive removes along reciprocal lead screw length direction, makes little shower nozzle can not rotate along with the rotation of reciprocal lead screw through spacing subassembly, and the rotation of reciprocal lead screw makes little shower nozzle constantly reciprocating motion in the length direction of toward the multifilament pole, and little shower nozzle constantly sprays water at the in-process that removes, makes the space of recess form the spraying form, in order to reach the effect that carries out the dust fall to indoor gas.

Optionally, the limiting assembly comprises a limiting rod and a sliding block connected to the limiting rod in a sliding mode, the sliding block is far away from one end of the limiting block and fixedly connected with the micro-spray head, two ends of the limiting rod are fixedly connected to two vertical side walls of the groove, and the limiting rod is parallel to the reciprocating screw rod.

Through adopting above-mentioned technical scheme, when little shower nozzle moves on reciprocating screw rod, drive the slider and slide on the gag lever post, carry out spacingly to little shower nozzle through the slider for little shower nozzle can not rotate along with reciprocating screw rod's rotation.

Optionally, the dust fall frame in the recess has seted up the spout on being close to the horizontal lateral wall on ground, the spout towards air intake one side is the through setting, follow on the spout the sliding is provided with the ponding groove in the direction of air intake.

Through adopting above-mentioned technical scheme, when little shower nozzle at the in-process of water spray, spun water falls into the ponding groove, and the pulling ponding groove makes the ponding groove roll-off in following the spout and pours out the water that carries out the dust fall in the ponding groove, slides the ponding groove and gets back to the spout in, avoids spun water to flow everywhere as far as possible, can filter the water of collecting and retrieve the recycle, avoids the waste of water resource as far as possible.

Optionally, a limiting cover is arranged around the outer peripheral side of the micro-nozzle, the upper end and the lower end of the limiting cover penetrate through the limiting cover to form flaring shapes, and the closing end of the limiting cover is connected with the micro-nozzle; the limiting cover comprises a long-strip-shaped limiting sheet and a connecting piece for connecting the limiting sheet end to end.

By adopting the technical scheme: when the limiting cover surrounds the micro-sprayer, the limiting pieces are connected together through the connecting pieces and form a horn shape, the spraying range of the micro-sprayer can be effectively controlled, the phenomenon that water in the micro-sprayer is sprayed everywhere is avoided as far as possible, and the sprayed water is prevented from being sprayed to other structures close to the grooves to damage other structures as far as possible.

Optionally, the connecting piece is provided with a plurality of magnetic sheets, the magnetic sheets are fixed at two ends of the limiting sheet respectively, and the magnetic sheets at the two ends are attracted magnetically.

By adopting the technical scheme, when the limiting cover is enclosed into the horn-shaped cover, the magnetic sheets at the two ends of the limiting cover are attracted and connected together, so that the horn-shaped cover is enclosed by limiting and fixing, and the control of the water spraying range of the micro-sprayer is realized.

Optionally, be provided with on the clearing device body be used for with dust fall filter screen joint is in the air intake with flexible rectangular between the recess.

Through adopting above-mentioned technical scheme, advance the dust fall filter screen card between air intake and the recess, block the dust fall filter screen through flexible rectangular for the dust fall filter screen is fixed between recess and air intake, when piling up too much dust on the filter screen, can take out the dust fall filter screen and follow flexible rectangular upward slip, finally takes out and washs the dust fall filter screen, tears open in order to realize the ann of dust fall filter screen, the simple operation.

Optionally, filter cloth is laid on the through hole, and the dust falling frame is provided with a fixing assembly for fixing the filter cloth on the bottom wall of the groove.

Through adopting above-mentioned technical scheme, fix the filter cloth through fixed subassembly, the filter cloth seals the through-hole, avoids spun water to enter into the inner chamber of clearing device body in the little shower nozzle as far as possible on the one hand, and on the other hand is filtered indoor gas once more.

Optionally, fixed subassembly includes the hasp and takes the seat, the dust fall frame in be provided with four groups of hasps on the diapire of recess, four groups the hasp with the center of through-hole is evenly distributed as the axle center, every group the hasp is provided with two, two fixedly connected with supports tight pole between the hasp, support tight pole rather than close the lateral wall of recess is parallel arrangement, take the seat setting to be in the hasp with between the through-hole, take the seat with hasp overlap joint adaptation and one-to-one.

Through adopting above-mentioned technical scheme, take the filter cloth on taking the seat, taking the hasp to detain on taking the seat, two hasps and one support the tight pole and buckle the one end of filter cloth jointly, a plurality of seats of taking and a plurality of hasps are multilaterally fixed on the diapire of recess jointly for the filter cloth is fixed on the diapire of recess and is sealed the through-hole, can regularly take off the filter cloth and wash, is convenient for ann and tear open.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the dust-settling filter screen, the micro-sprayer and the driving device, a spray form is formed in the cavity of the groove, dust in the gas is further filtered again, the filtered gas enters the clearing device body to clear formaldehyde, the gas is filtered and dusted by the dust-settling filter screen and the micro-sprayer together, the dust in the gas is reduced as far as possible and enters the clearing device body along with the gas, the phenomenon that moist dust formed by the dust can form stains on indoor walls or furniture is avoided as far as possible, the phenomenon that the formaldehyde clearing effect is poor due to the fact that the range of atomized formaldehyde scavenger drifting in the air is also influenced as far as possible is avoided, and the improvement of the purification rate of the indoor gas is facilitated;

2. through the arrangement of the reciprocating screw rod, the motor and the limiting assembly, the rotation of the reciprocating screw rod enables the micro-sprayer to continuously reciprocate in the length direction of the multifilament rod, and the micro-sprayer continuously sprays water in the moving process, so that a spray shape is formed in the space of the groove, and the effect of reducing dust of indoor air is achieved;

3. through setting up filter cloth and fixed subassembly for the filter cloth seals the through-hole, and on the one hand avoids spun water to enter into the inner chamber of clearing device body in the little shower nozzle as far as possible, and on the other hand filters indoor gas once more.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of a part of the structure mainly used for showing the dustfall frame, the micro-nozzle, the driving device, the dustfall cloth, the mounting seat and the hook.

Fig. 3 is a partial structural schematic view mainly for showing a through hole and a blower.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. a clearing device body; 2. an air inlet; 3. a blower; 4. a dust falling frame; 5. a groove; 6. a through hole; 7. a dust fall filter screen; 8. a micro-shower nozzle; 9. a reciprocating screw rod; 10. a motor; 11. a slider; 12. a limiting rod; 13. a chute; 14. a water accumulation tank; 15. a limiting sheet; 16. a magnetic sheet; 17. a flexible strip; 18. a filter cloth; 19. setting up a seat; 20. hooking; 21. and a support rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a quick clearing device of indoor formaldehyde for environment-friendly building. Referring to fig. 1, 2 and 3, the indoor formaldehyde quick removing device for the environment-friendly building comprises a removing device body 1, wherein an air inlet 2 and an air blower 3 are arranged on the removing device body 1, in the embodiment of the application, the air inlet 2 is square, a dust-settling frame 4 is welded in an inner cavity of the removing device body 1, the dust-settling frame 4 is cuboid, a groove 5 is formed in one side, facing the air inlet 2, of the dust-settling frame 4, a through hole 6 is formed in the bottom wall of the groove 5 of the dust-settling frame 4, the through hole 6 faces the air blower 3, and indoor air is conveniently sucked into the removing device body 1 by the air blower 3;

in the embodiment of the application, refer to fig. 1 and 3, the vertical side wall of air inlet 2 of cleaning device body 1 is fixedly connected with flexible strip 17, flexible strip 17 is made of rubber, two flexible strips 17 are arranged along the length direction on the vertical side wall of air inlet 2, one side of two flexible strips 17 close to each other is in a semicircular arc shape, dust-settling frame 4 is connected with dust-settling filter screen 7 between the opening of groove 5 and flexible strip 17 in a clamping manner, dust-settling filter screen 7 can be installed at air inlet 2 through flexible strip 17, dust-settling filter screen 7 can be drawn out through flexible strip 17, and dust-settling filter screen 7 can be installed and dismantled conveniently;

in the embodiment of the application, referring to fig. 2, a micro spray head 8 is arranged in a groove 5, the micro spray head 8 is arranged on one side of the groove 5 far away from the ground, a driving device for driving the micro spray head 8 to reciprocate along the transverse direction of the groove 5 is arranged on the side wall of the groove 5, the micro spray head 8 is communicated with a water source, a limiting cover is arranged on the periphery side of the micro spray head 8 in a surrounding manner, the upper end and the lower end of the limiting cover penetrate through a flaring shape, and the closing end of the limiting cover is connected with the micro spray head 8; the limiting cover comprises a strip-shaped limiting sheet 15 and a connecting piece for connecting the limiting sheet 15 end to end.

In a possible embodiment, referring to fig. 2 and 4, the connecting member is provided with a plurality of magnetic sheets 16, the plurality of magnetic sheets 16 are respectively fixed at two ends of the limiting sheet 15, and the plurality of magnetic sheets 16 are arranged in a plurality and linearly distributed along the surrounding direction in the limiting.

In another possible implementation, the connecting member is configured as a round buckle, one end of the limiting cover is fixedly connected with a plurality of sleeve buckles along the surrounding direction, one end of the limiting cover, which is far away from the sleeve buckles, is fixedly connected with a sleeve ring, the limiting sheet 15 surrounds the cover which is surrounded into a horn shape, and then the sleeve ring is sleeved on the early sleeve hook, so that the limiting sheet 15 is fixed as the horn-shaped cover, different diameters of the limiting sheet 15 can be realized by sleeving the sleeve ring on different sleeve buckles, and the spraying range of the micro-nozzle 8 by the limiting sheet 15 is controlled.

In the embodiment of the present application, the first implementation manner is selected, when the limiting plate 15 surrounds the micro-nozzle 8 to form a horn-shaped cover, the magnetic sheet 16 at one end and the magnetic sheet 16 at the other end are attracted and connected, the limiting plate 15 is fixed to be horn-shaped, when the magnetic sheet 16 at one end is connected with the different magnetic sheets 16 at the other end, the inner diameter length of the limiting plate 15 can be adjusted, and the spraying range of the micro-nozzle 8 is controlled by adjusting the inner diameter length of the limiting plate 15.

In the embodiment of the application, referring to fig. 2, the driving device includes a reciprocating screw rod 9, two ends of the reciprocating screw rod 9 are respectively rotatably connected to two vertical side walls of the groove 5, the reciprocating screw rod 9 and the transverse side walls of the groove 5 are arranged in parallel in the length direction, the reciprocating screw rod 9 is in threaded connection with the micro-sprayer 8, a motor 10 is bolted to the outer side wall of the dust-settling frame 4, the reciprocating screw rod 9 penetrates through the vertical side wall of the groove 5 and is coaxially connected with the motor 10, and a limiting assembly for limiting the micro-sprayer 8 is arranged on the dust-settling frame 4; dust fall frame 4 has seted up spout 13 on the recess 5 is close to the horizontal lateral wall on ground, and spout 13 is to running through the setting towards air intake 2 one side, and spout 13 goes up to slide along air intake 2's direction and is provided with ponding groove 14, and the welding of one side of ponding groove 14 keeping away from recess 5 has the pull rod, is convenient for pull out ponding groove 14 from spout 13.

When motor 10 drive reciprocal lead screw 9 rotates and makes little shower nozzle 8 reciprocating motion on reciprocal lead screw 9 and spray, make to form the fog form in the cavity of recess 5, dust to in the gas of inspiration carries out the dust fall, spun rivers advance in ponding groove 14, stimulate ponding groove 14 out when the pulling pull rod, handle the water in ponding groove 14, avoid spun water to flow everywhere as far as possible, can filter the water of collecting and retrieve the recycle, avoid the waste of water resource as far as possible.

In a feasible implementation manner, referring to fig. 2, the limiting assembly comprises a limiting rod 12 and a sliding block 11 slidably connected to the limiting rod 12, one end of the sliding block 11 away from the limiting block is fixedly connected to the micro-nozzle 8, two ends of the limiting rod 12 are fixedly connected to two vertical side walls of the groove 5, and the limiting rod 12 and the reciprocating screw rod 9 are arranged in parallel.

In another feasible embodiment, the limiting assembly comprises a limiting block, the dust falling frame 4 is provided with a sliding groove along the length of the side wall of the beam of the groove 5 far away from the ground, the limiting block is connected in the sliding groove in a sliding mode and slides along the sliding direction of the sliding groove, and one end of the limiting block far away from the sliding groove is welded with the micro-sprayer 8.

In the embodiment of the application, when the micro-nozzle 8 moves along with the rotation of the reciprocating screw rod 9, the sliding block 11 slides on the limiting rod 12 along with the micro-nozzle 8, and the sliding block 11 limits the micro-nozzle 8, so that the micro-nozzle 8 cannot rotate along with the rotation of the reciprocating screw rod 9.

In order to further filter the indoor air, in the embodiment of the present application, referring to fig. 2, a filter cloth 18 is laid on the through hole 6, and a fixing component for fixing the filter cloth 18 is arranged on the bottom wall of the groove 5 of the dust-settling frame 4, so that the filter cloth 18 not only can further filter the air, but also can prevent water sprayed from the micro-nozzle 8 from entering the inner cavity of the cleaning device body 1 as much as possible;

the fixing assembly comprises a hook 20 and a seat 19, the seat 19 is welded on the bottom wall of the groove 5, the hook 20 is rotatably connected on the bottom wall of the groove 5, four groups of hooks 20 are arranged on the bottom wall of the groove 5 of the dust-settling frame 4, the four groups of hooks 20 are uniformly distributed by taking the center of the through hole 6 as an axis, two hooks 20 are arranged in each group, a tightening rod 21 is fixedly connected between the two hooks 20, the tightening rod 21 is arranged in parallel with the side wall of the groove 5 close to the tightening rod 21, the seat 19 is arranged between the hook 20 and the through hole 6, and the seat 19 and the hook 20 are in lap fit and are in one-to-one correspondence; in this embodiment, the abutting rod 21 includes a rubber layer, on one hand, the filtering cloth 18 is elastically abutted, so as to avoid the filtering cloth 18 from being damaged as much as possible, and on the other hand, the friction between the filtering cloth 18 and the abutting rod 21 is increased, so that the abutting rod 21 abuts the filtering cloth 18 more tightly.

The filter cloth 18 is laid on the multiple lapping seats 19, the two lapping hooks 20 drive one abutting plate to rotate, the two lapping hooks 20 are buckled with the corresponding lapping seats 19, so that the abutting plate abuts against the filter cloth 18 between the two lapping seats 19, the multiple edges of the filter cloth 18 are abutted together through the multiple lapping seats 19, the multiple buckles and the multiple abutting rods 21, the filter cloth 18 is fixed on the bottom wall of the groove 5 and seals the through hole 6, when the filter cloth 18 needs to be cleaned, the lapping hooks 20 are directly unfastened, the lapping seats 19 are directly taken down from the filter cloth 18, and the filter cloth 18 is convenient to install and disassemble.

The implementation principle of the indoor formaldehyde quick-cleaning device for the environment-friendly building is as follows: when the blower 3 sucks indoor air into the cleaning device body 1, partial dust in the air is filtered through the dust-settling filter screen 7, and the reciprocating screw rod 9 of the motor 10 rotates to drive the micro-spray head 8 to reciprocate on the reciprocating screw rod 9 and spray water, so that a spray shape is formed in the cavity of the groove 5, and the dust in the air is further filtered; filter again through filter cloth 18 again, improve gaseous purification degree, the gaseous formaldehyde that enters into clearing device body 1 with the filtration again clears away, filter the dust fall through dust fall filter screen 7 and little shower nozzle 8 to gaseous jointly, reduce the dust in the gas as far as possible and enter into clearing device body 1 along with gaseous, avoid the dust as far as possible to form moist dust and can form the spot on indoor wall or furniture, thereby also avoid simultaneously also influencing the not good phenomenon of the clearance effect of atomizing formaldehyde scavenger in the air scope as far as possible, help improving the rate of purification of indoor gas.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a quick clearing device of indoor formaldehyde for environment-friendly building, includes clearing device body (1), be provided with air intake (2) and air-blower (3) on clearing device body (1), its characterized in that: fixedly connected with dust fall frame (4) in the inner chamber of clearing device body (1), dust fall frame (4) towards one side of air intake (2) is seted up fluted (5), dust fall frame (4) in through-hole (6) have been seted up on the diapire of recess (5), through-hole (6) towards air-blower (3), dust fall frame (4) in recess (5) are close to the opening part of air intake (2) is provided with dust fall filter screen (7), be provided with little shower nozzle (8) in recess (5) just little shower nozzle (8) set up one side on ground is kept away from in recess (5), little shower nozzle (8) and water source intercommunication, be provided with the drive on the lateral wall of recess (5) little shower nozzle (8) are followed the horizontal direction reciprocating motion's of recess (5) drive arrangement.

2. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 1, wherein: drive arrangement is including reciprocal lead screw (9), the both ends of reciprocal lead screw (9) are rotated respectively and are connected on two vertical lateral walls of recess (5), reciprocal lead screw (9) with the length direction of the horizontal lateral wall of recess (5) is parallel arrangement, reciprocal lead screw (9) with little shower nozzle (8) threaded connection, fixedly connected with motor (10) on dust fall frame (4), the output of motor (10) with reciprocal lead screw (9) coaxial coupling, be provided with on dust fall frame (4) be used for with little shower nozzle (8) carry out spacing subassembly.

3. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 2, wherein: spacing subassembly includes gag lever post (12) and slider (11) of sliding connection on gag lever post (12), slider (11) are kept away from the one end of gag lever post (12) with little shower nozzle (8) fixed connection, the both ends fixed connection of gag lever post (12) just on two vertical lateral walls of recess (5) gag lever post (12) with reciprocal lead screw (9) are parallel arrangement.

4. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 3, wherein: dust fall frame (4) in recess (5) have been seted up spout (13) on being close to the horizontal lateral wall on ground, spout (13) towards air intake (2) one side is and runs through the setting, follow on spout (13) the slip is provided with ponding groove (14) in the direction of air intake (2).

5. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 4, wherein: a limiting cover is arranged on the periphery of the micro spray head (8) in a surrounding manner, the upper end and the lower end of the limiting cover penetrate through the limiting cover to form flaring shapes, and the closing end of the limiting cover is connected with the micro spray head (8); the limiting cover comprises a long-strip-shaped limiting sheet (15) and a connecting piece for connecting the limiting sheet (15) end to end.

6. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 5, wherein: the connecting piece is provided with a plurality of magnetic sheets (16), the magnetic sheets (16) are respectively fixed at two ends of the limiting sheet (15), and the magnetic sheets (16) at the two ends are magnetically attracted.

7. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 1, wherein: be provided with on clearing device body (1) be used for with dust fall filter screen (7) joint is in air intake (2) with flexible rectangular (17) between recess (5).

8. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 1, wherein: the dust-settling frame is characterized in that filter cloth (18) is paved on the through hole (6), and a fixing component used for fixing the filter cloth (18) is arranged on the bottom wall of the groove (5).

9. The indoor formaldehyde quick removing device for the environment-friendly building as claimed in claim 8, wherein: fixed subassembly is including hasp (20) and take seat (19), dust fall frame (4) in be provided with four groups of hasps (20), four groups on the diapire of recess (5) hasp (20) with the center of through-hole (6) is evenly distributed, every group hasp (20) is provided with two, two fixedly connected with supports tight pole (21) between hasp (20), support tight pole (21) rather than close the lateral wall of recess (5) is parallel arrangement, take seat (19) to set up hasp (20) with between through-hole (6), take seat (19) with hasp (20) overlap joint adaptation and one-to-one.

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