CN217441889U

CN217441889U - New fan of suspension type

Info

Publication number: CN217441889U
Application number: CN202220382262.9U
Authority: CN
Inventors: 沈茂龙; 凌辉; 张兴旺; 谢超; 刘乾红
Original assignee: Suzhou Xi Duomo Environmental Protection Technology Co ltd
Current assignee: Suzhou Xi Duomo Environmental Protection Technology Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-09-16
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a suspension type fresh air machine, which comprises a fresh air machine body with an inner cavity, wherein the left side and the right side of the fresh air machine body are fixedly connected with two hangers, a power supply box is arranged on the left side of the fresh air machine body, a door plate is arranged on the front side of the fresh air machine body, an installation opening corresponding to the door plate is arranged on the front side of the fresh air machine body, the fresh air machine body is connected with the door plate through a hinge, a fresh air inlet and an exhaust outlet are arranged at the top of the fresh air machine body, a fresh air valve is arranged on the fresh air inlet, an exhaust air valve is arranged on the exhaust outlet, and a fresh air outlet and an exhaust inlet are arranged at the bottom of the fresh air machine body; the utility model discloses the dust particle more than 5 mu m in the air is filtered to the primary filter screen, and suspension granule below 0.3um in the air is filtered to high-efficient filter screen, and tiny granule dust in the air can be adsorbed to pin type dust collecting module, and pollution gas such as formaldehyde, benzene in the photocatalyst net can adsorb and decompose the room air, and the active carbon net can adsorb harmful substance in the air to the realization purifies the air.

Description

New fan of suspension type

Technical Field

The utility model relates to an air purification technical field, concretely relates to new fan of suspension type.

Background

The fresh air machine is an effective air purification device, can circulate indoor air, on one hand, discharges dirty indoor air outdoors, and on the other hand, inputs fresh outdoor air into the fresh air machine type of the room after sterilization, disinfection, filtration and other measures, so that fresh and clean air is in the room at all times. The new fan can be installed under most indoor environment, can provide multiple types such as wall-hanging, ceiling type, cabinet type according to different occasions, but wide application in house, official working, public place.

The new fan typically includes a housing and a filter cartridge assembly and fan assembly housed within the housing. Currently, most ceiling-mounted fresh air blowers are usually installed by connecting a suspension arm arranged at the side of a shell with a suspension rod which is installed on the roof in advance. By adopting the installation mode, when the fresh air fan is maintained, the whole shell and the movement component contained in the shell need to be integrally detached, then the shell is opened to maintain the movement component in the shell, and then the whole machine is installed according to the opposite process, so that the whole process is complex. In view of the above disadvantages, it is necessary to design a ceiling type fresh air machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new fan of suspension type to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a new fan of suspension type, is including the new trend organism that has the inner chamber, two hangers of the equal fixedly connected with in the left and right sides of new trend organism, the power pack is installed in the left side of new trend organism, and power pack internally mounted has the power, the front side of new trend organism is provided with the door plant, and is equipped with the installing port that corresponds the door plant in the front side of new trend organism, is convenient for change the maintenance to new trend organism inside through being provided with the door plant, the new trend organism passes through hinged joint with the door plant, the top of new trend organism is provided with new trend entry and the export of airing exhaust, install new trend air valve on the new trend entry, install the air valve of airing exhaust in the export of airing exhaust, the bottom of new trend organism is provided with new trend export and the entry of airing exhaust.

Preferably, be equipped with interchanger, air exhaust fan and new trend fan in the inner chamber, still be provided with air purification dust removal mechanism and a plurality of division board in the inner chamber, air purification dust removal mechanism includes primary filter screen, high-efficient filter screen, needle formula dust collection module, photocatalyst net and active carbon net, interchanger and a plurality of the division board will first new trend wind channel, first exhaust wind channel, second new trend wind channel and second exhaust wind channel are cut apart into to the inner chamber, first new trend wind channel first exhaust wind channel second new trend wind channel with the second exhaust wind channel distributes in proper order around the interchanger and two liang are adjacent.

Preferably, the first fresh air duct is communicated with the second fresh air duct through an air inlet channel in the exchanger, the first exhaust air duct is communicated with the second exhaust air duct through an exhaust channel in the exchanger, the first fresh air duct is located between the fresh air outlet and the exchanger, the first exhaust air duct is located between the exhaust air outlet and the exchanger, the second fresh air duct is located between the fresh air inlet and the exchanger, and the second exhaust air duct is located between the exhaust air inlet and the exchanger.

Preferably, the exhaust fan is installed in the first exhaust air duct and with the exhaust outlet connection, the fresh air fan is installed in the first fresh air duct and with the fresh air outlet connection, the front end and the rear end in the first fresh air duct are both provided with mounting plates, the mounting plates are sequentially provided with a needle type dust collecting module clamping groove, a photocatalyst clamping groove and an activated carbon net clamping groove from top to bottom, a needle type dust collecting module is movably mounted inside the needle type dust collecting module clamping groove, and a photocatalyst is movably mounted inside the photocatalyst clamping groove.

Preferably, the inside movable mounting of active carbon net draw-in groove has the active carbon net, second new trend wind channel is inside from last to installing just imitating filter screen draw-in groove and high efficiency filter screen draw-in groove down in proper order, just imitate the inside movable mounting of filter screen draw-in groove and just imitate the filter screen, the inside movable mounting of high efficiency filter screen draw-in groove has high efficiency filter screen, pin type dust collecting module draw-in groove, photocatalyst draw-in groove and active carbon net draw-in groove, just imitate filter screen draw-in groove and high efficiency filter screen draw-in groove and constitute by a pair of U-shaped board.

Preferably, needle type dust collecting module includes collection dirt frame, high-pressure discharge needle subassembly and base, the base comprises the rectangular frame that the metal channel-section steel welding formed, four connecting blocks are installed to the bottom of base, the one end of connecting block is fixed on the base, and the connecting hole has been seted up to the other end of connecting block, is provided with the bolt on the connecting hole, and the connecting block passes through the bolt to be connected with the high-pressure discharge needle subassembly, the joint subassembly is all installed at the both ends at base top.

Preferably, the joint subassembly includes first joint spare and second joint spare, first joint spare comprises first backup pad and the first joint board that the integration set up, first backup pad sets up with first joint board is perpendicular, first backup pad is installed on the base, first backup pad is L shape, the both sides of first joint board all are provided with first deflector, first breach has been seted up at the middle part of first joint board, first joint board is L shape.

Preferably, the second joint spare comprises second backup pad and the second joint board that the integration set up, the second backup pad sets up with the second joint board is perpendicular, the second backup pad is L shape, one side of second joint board is provided with the second deflector, the second breach has been seted up at the middle part of second joint board, one side of second joint board is provided with spacing card limit, the second joint board is L shape.

Preferably, the high-voltage discharge needle assembly comprises a spacer seat, a conducting strip, a needle post, a connecting rod and a high-voltage discharge needle, the spacer seat is three and three, the spacer seat is arranged side by side, the spacer seat is composed of a supporting seat and a spacer, and two threaded holes are formed in the bottom of the supporting seat.

Preferably, the supporting seat is provided with a plurality of spacers at intervals, each spacer is provided with conducting strips on two sides, a plurality of needle posts are arranged between the two conducting strips, the conducting strips are connected through a connecting rod, the connecting rod is connected with a power supply negative wire, and each needle post is provided with a high-voltage discharge needle.

Compared with the prior art, the ceiling type fresh air machine has the advantages that the needle type dust collecting module clamping groove, the photocatalyst net clamping groove, the activated carbon net clamping groove, the primary filter net clamping groove and the high-efficiency filter net clamping groove are arranged, so that the primary filter net, the high-efficiency filter net, the needle type dust collecting module, the photocatalyst net and the activated carbon net can be conveniently disassembled and assembled, time and labor are saved during disassembling and assembling, and the working efficiency of workers is improved; the utility model discloses the dust particle more than 5 mu m in the air is filtered to the primary filter screen, filters the suspended particles below 0.3um in the air through high-efficient filter screen, needle type dust collecting module is to entering outdoor air in the first fresh air wind channel carries out album dirt, tiny granule dust in the adsorbable air can adsorb and decompose pollutant gases such as formaldehyde, benzene in the room air through photocatalyst net, and the pollutant gases that contain in the outdoor air are adsorbed or are decomposed like pollutant gases such as formaldehyde, benzene, the active carbon net can adsorb harmful substance in the air to the realization purifies the air.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a perspective view of a ceiling-mounted fresh air machine of the present invention;

fig. 2 is a schematic view of the internal structure of a ceiling-mounted fresh air machine according to the present invention;

fig. 3 is a perspective view of a needle type dust collecting module in the ceiling type fresh air machine of the present invention;

fig. 4 is a side view of the needle type dust collecting module in the ceiling type fresh air machine of the present invention;

fig. 5 is a perspective view of a clamping assembly in a ceiling type fresh air machine according to the present invention;

fig. 6 is a perspective view of the high-voltage discharge needle assembly in the ceiling-mounted fresh air machine of the present invention.

In the drawings:

1. a fresh air machine body; 2. an inner cavity; 3. hanging a lug; 4. a power supply box; 5. a door panel; 6. a hinge; 7. a fresh air inlet; 8. an exhaust outlet; 9. a fresh air valve; 10. an air exhaust valve; 11. a fresh air outlet; 12. an exhaust inlet; 13. an exchanger; 14. an exhaust fan; 15. a fresh air fan; 16. a partition plate; 17. a primary filter screen; 18. a high-efficiency filter screen; 19. a needle type dust collecting module; 20. a photocatalyst net; 21. an activated carbon mesh; 22. a first fresh air duct; 23. a first exhaust duct; 24. a second fresh air duct; 25. a second air exhaust duct; 26. a needle type dust collecting module clamping groove; 27. a photocatalyst net clamping groove; 28. an active carbon net clamping groove; 29. a primary filter screen clamping groove; 30. a high-efficiency filter screen clamping groove; 31. a U-shaped plate; 32. a dust collection frame; 33. A high voltage discharge needle assembly; 34. a base; 35. connecting blocks; 36. a clamping assembly; 37. a first support plate; 38. a first clamping connection plate; 39. a first guide plate; 40. a first notch; 41. a second support plate; 42. A second clamping plate; 43. a second guide plate; 44. a second notch; 45. limiting and clamping edges; 46. a spacer seat; 47. a supporting base; 48. a spacer; 49. a conductive sheet; 50. a needle cylinder; 51. a connecting rod; 52. a high-voltage discharge needle; 53. a transverse plate; 54. a longitudinal plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a new fan of suspension type, is including the new trend organism 1 that has inner chamber 2, two hangers 3 of the equal fixedly connected with in the left and right sides of new trend organism 1, power pack 4 is installed in the left side of new trend organism 1, and power pack 4 internally mounted has the power, the front side of new trend organism 1 is provided with door plant 5, and has the installing port that corresponds door plant 5 in the front side of new trend organism 1, is convenient for change the maintenance to new trend organism 1 inside through being provided with door plant 5, new trend organism 1 passes through hinge 6 with door plant 5 and is connected, the top of new trend organism 1 is provided with new trend entry 7 and air exhaust export 8, install new trend air valve 9 on the new trend entry 7, install air exhaust 10 on the air exhaust export 8, the bottom of new trend organism 1 is provided with new trend export 11 and air exhaust entry 12.

In this embodiment, an exchanger 13, an exhaust fan 14 and a fresh air fan 15 are arranged in the inner cavity 2, an air purification and dust removal mechanism and a plurality of partition plates 16 are further arranged in the inner cavity 2, the air purification and dust removal mechanism includes a primary filter 17, a high-efficiency filter 18, a needle type dust collection module 19, a photocatalyst net 20 and an activated carbon net 21, the exchanger 13 and the plurality of partition plates 16 divide the inner cavity 2 into a first fresh air duct 22, a first exhaust air duct 23, a second fresh air duct 24 and a second exhaust air duct 25, and the first fresh air duct 22, the first exhaust air duct 23, the second fresh air duct 24 and the second exhaust air duct 25 are sequentially distributed around the exchanger 13 and are adjacent to each other.

In this embodiment, the first fresh air duct 22 is communicated with the second fresh air duct 24 through an air inlet channel in the exchanger 13, the first exhaust air duct 23 is communicated with the second exhaust air duct 25 through an exhaust channel in the exchanger 13, the first fresh air duct 22 is located between the fresh air outlet 11 and the exchanger 13, the first exhaust air duct 23 is located between the exhaust air outlet 8 and the exchanger 13, the second fresh air duct 24 is located between the fresh air inlet 7 and the exchanger 13, and the second exhaust air duct 25 is located between the exhaust air inlet 12 and the exchanger 13.

In this embodiment, the exhaust fan 14 is installed in the first exhaust air duct 23 and connected to the exhaust outlet 8, the new air fan 15 is installed in the first new air duct 22 and connected to the new air outlet 11, the front and rear ends of the first new air duct 22 are respectively provided with a mounting plate, the mounting plates are sequentially installed with a needle type dust collecting module slot 26, a photocatalyst slot 27 and an activated carbon mesh slot 28 from top to bottom, the needle type dust collecting module slot 26 is movably installed with a needle type dust collecting module 19, the photocatalyst slot 27 is movably installed with a photocatalyst 20, the activated carbon mesh slot 28 is movably installed with an activated carbon mesh 21, the second new air duct 24 is sequentially installed with a primary filter screen slot 29 and a high efficiency filter screen slot 30 from top to bottom, the primary filter screen slot 29 is movably installed with a primary filter screen 17, the inside movable mounting of high-efficient filter screen draw-in groove 30 has high-efficient filter screen 18, needle formula dust collection module draw-in groove 26, photocatalyst draw-in groove 27 and active carbon net draw-in groove 28, just imitate filter screen draw-in groove 29 and high-efficient filter screen draw-in groove 30 constitute by a pair of U-shaped board 31, and the interval between a pair of U-shaped board 31 forms the draw-in groove.

The needle type dust collecting module 19 in this embodiment includes a dust collecting frame 32, a high-voltage discharge needle assembly 33 and a base 34, the base 34 is composed of a rectangular frame welded by metal channel steel, four connecting blocks 35 are installed at the bottom of the base 34, one end of each connecting block 35 is fixed on the base 34, a connecting hole is formed in the other end of each connecting block 35, a bolt is arranged on each connecting hole, each connecting block 35 is connected with the high-voltage discharge needle assembly 33 through a bolt, and a clamping assembly 36 is installed at each of two ends of the top of the base 34.

The clamping assembly 36 in this embodiment includes a first clamping member and a second clamping member, the first clamping member is composed of a first supporting plate 37 and a first clamping plate 38 which are integrally arranged, the first supporting plate 37 is vertically arranged with the first clamping plate 38, the first supporting plate 37 is installed on the base 34, the first supporting plate 37 is L-shaped, both sides of the first clamping plate 38 are provided with first guide plates 39, the middle portion of the first clamping plate 38 is provided with a first notch 40, the first clamping plate 38 is L-shaped, the second clamping member is composed of a second supporting plate 41 and a second clamping plate 42 which are integrally arranged, the second supporting plate 41 is vertically arranged with the second clamping plate 42, the second supporting plate 41 is L-shaped, one side of the second clamping plate 42 is provided with a second guide plate 43, the middle portion of the second clamping plate 42 is provided with a second notch 44, one side of second joint board 42 is provided with spacing card limit 45, second joint board 42 is L shape.

The high-voltage discharge needle assembly 33 in this embodiment includes spacer seats 46, conducting strips 49, needle posts 50, connecting rods 51 and high-voltage discharge needles 52, the spacer seats 46 are three, the spacer seats 46 are arranged side by side, the spacer seats 46 are composed of a supporting seat 47 and spacer 48, two threaded holes are formed in the bottom of the supporting seat 47, a plurality of spacer 48 are installed on the supporting seat 47 at intervals, each conducting strip 49 is arranged on two sides of the spacer 48, a plurality of needle posts 50 are installed between two conducting strips 49, the conducting strips 49 are connected through the connecting rods 51, the connecting rods 51 are connected with a power supply negative wire, and each needle post 50 is provided with a high-voltage discharge needle 52.

The dust collection frame 32 in this embodiment is a rectangular frame body, a plurality of metal grids are arranged inside the dust collection frame 32, each metal grid is formed by a plurality of transverse plates 53 arranged in parallel and a plurality of longitudinal plates 54 arranged in parallel, the transverse plates 53 are arranged in sequence along the width direction of the base 34, the longitudinal plates 54 are arranged in sequence along the length direction of the base 34, and the distance between every two adjacent transverse plates 53 is the same as the distance between every two adjacent longitudinal plates 54.

In this embodiment, each metal square is provided with a high voltage discharge needle 52. In actual operation, the dust collection frame 32 is connected with the positive pole of a power supply, the high-voltage discharge needles 52 are connected with the negative pole of the power supply, and each metal square in the dust collection frame 32 and the high-voltage discharge needles 52 in the dust collection frame can generate a high-voltage electrostatic field to achieve the purpose of adsorbing dust particles.

When the needle type dust collecting module needs to be installed, the high-voltage discharge needle assembly 33 is placed at the center of the base 34, the bolt passes through the connecting hole on the connecting plate 35 and is in threaded connection with the threaded hole on the supporting seat 47, the high-voltage discharge needle assembly 33 is fixed on the base 34 through the bolt, so that the installation of the high-voltage discharge needle assembly 33 is completed, then the dust collecting frame 32 is pushed into the clamping assembly 36 of the base 34 from top to bottom, and at the moment, the dust collecting frame 32 slides downwards along the first clamping plate 38 and the second clamping plate 42 of the clamping assembly 36 until sliding into the first supporting plate 37 and the second supporting plate 41 and being clamped and locked by the limiting clamping edge 45, so that the installation of the dust collecting frame 32 is completed; when dismantling, pull open spacing card limit 45, upwards promote collection dirt frame 32, make collection dirt frame 32 roll-off joint subassembly 36 to accomplish the dismantlement of collection dirt frame 32, then unscrew the bolt, make supporting seat 47 and connecting plate 35 part, take out high-pressure discharge needle subassembly 33 from base 34 again, accomplish the dismantlement of high-pressure discharge needle subassembly 33, the utility model discloses simple structure, the installation and the dismantlement of being convenient for can increase substantially and maintain or change efficiency, thereby avoid causing puzzlement and economic loss for the user.

After the installation of needle type dust collection module 19 is completed, peg graft needle type dust collection module 19 in needle type dust collection module draw-in groove 26, peg graft photocatalyst net 20 in photocatalyst net draw-in groove 27, peg graft activated carbon net 21 in activated carbon net draw-in groove 28, then peg graft primary filter screen 17 in primary filter screen draw-in groove 29, peg graft high efficiency filter screen 18 in high efficiency filter screen draw-in groove 30, through being provided with needle type dust collection module draw-in groove 26, photocatalyst net draw-in groove 27, activated carbon net draw-in groove 28, primary filter screen draw-in groove 29 and high efficiency filter screen draw-in groove 30, thereby be convenient for to primary filter screen 17, high efficiency filter screen 18, needle type dust collection module 19, photocatalyst net 20, activated carbon net 21 dismantles and installs, labour saving and time saving when dismantling and installing, staff's work efficiency has been improved.

When the fresh air replacement is needed, the indoor air enters the second air exhaust duct 25 from the air exhaust inlet 12 under the action of the air exhaust fan 14, enters the first air exhaust duct 23 through the air exhaust channel of the exchanger 13, and is finally discharged outdoors from the air exhaust outlet 8; outdoor air is in under the effect of new trend fan 15, follow new trend entry 7 enters into in the second new trend wind channel 24, second new trend wind channel 24 air is in proper order through primary filter 17 and high efficiency filter 18, crosses primary filter 17 and filters the dust particle more than 5 mu m in the air, filters the suspended particles below 0.3um in the air through high efficiency filter 18, passes through outdoor air after primary filter 17 and high efficiency filter 18 preliminary purification passes through the inlet channel of exchanger 13 enters into in the first new trend wind channel 22, and outdoor air in the first new trend wind channel 22 passes through needle formula dust collection module 19, photocatalyst net 20 and active carbon net 21 in proper order, needle formula dust collection module 19 is to the outdoor air that enters into in the first new trend wind channel 22 collects dirt, can adsorb the tiny particle in the air, and the formaldehyde in the indoor air can be adsorbed and decomposed through photocatalyst net 20, Benzene and other pollutant gases, formaldehyde, benzene and other pollutant gases contained in outdoor air are adsorbed or decomposed, the active carbon net 21 can adsorb harmful substances in the air, and finally the purified outdoor air enters the room from the fresh air outlet 11 to finish fresh air replacement. When the room temperature needs to be adjusted, the exchanger 13 is opened, outdoor air enters the second fresh air duct 24 from the fresh air inlet 7 under the action of the fresh air fan 15, indoor air is heated or cooled by the exchanger 13 and then enters the first fresh air duct 22, and finally the heated or cooled indoor air enters the room from the fresh air outlet 11, so that the cooling or heating of the indoor air is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a new fan of suspension type which characterized in that: comprises a fresh air machine body (1) with an inner cavity (2), the left side and the right side of the fresh air machine body (1) are fixedly connected with two hangers (3), a power supply box (4) is arranged on the left side of the fresh air machine body (1), a power supply is arranged in the power supply box (4), a door plate (5) is arranged on the front side of the fresh air machine body (1), and the front side of the fresh air machine body (1) is provided with a mounting opening corresponding to the door panel (5), the fresh air machine body (1) is connected with the door plate (5) through a hinge (6), the top of the fresh air machine body (1) is provided with a fresh air inlet (7) and an air exhaust outlet (8), a fresh air valve (9) is arranged on the fresh air inlet (7), an exhaust air valve (10) is arranged on the exhaust outlet (8), the bottom of the fresh air machine body (1) is provided with a fresh air outlet (11) and an air exhaust inlet (12).

2. The new fan of suspension type of claim 1, characterized in that: an exchanger (13), an exhaust fan (14) and a fresh air fan (15) are arranged in the inner cavity (2), an air purification and dust removal mechanism and a plurality of partition plates (16) are also arranged in the inner cavity (2), the air purification and dust removal mechanism comprises a primary filter screen (17), a high-efficiency filter screen (18), a needle type dust collection module (19), a photocatalyst net (20) and an activated carbon net (21), the exchanger (13) and a plurality of partition plates (16) divide the inner cavity (2) into a first fresh air duct (22), a first exhaust air duct (23), a second fresh air duct (24) and a second exhaust air duct (25), the first fresh air duct (22), the first exhaust air duct (23), the second fresh air duct (24) and the second exhaust air duct (25) are sequentially distributed around the exchanger (13) and are adjacent to each other two by two.

3. The new fan of suspension type of claim 2, characterized in that: the first fresh air duct (22) is communicated with the second fresh air duct (24) through an air inlet channel in the exchanger (13), the first exhaust air duct (23) is communicated with the second exhaust air duct (25) through an exhaust channel in the exchanger (13), the first fresh air duct (22) is positioned between the fresh air outlet (11) and the exchanger (13), the first exhaust air duct (23) is positioned between the exhaust air outlet (8) and the exchanger (13), the second fresh air duct (24) is positioned between the fresh air inlet (7) and the exchanger (13), and the second exhaust air duct (25) is positioned between the exhaust air inlet (12) and the exchanger (13).

4. The new fan of suspension type of claim 2, characterized in that: the exhaust fan (14) is arranged in the first exhaust air duct (23) and is connected with the exhaust air outlet (8), the fresh air fan (15) is arranged in the first fresh air duct (22) and is connected with the fresh air outlet (11), the front end and the rear end in the first fresh air duct (22) are respectively provided with a mounting plate, the mounting plates are sequentially provided with a needle type dust collecting module clamping groove (26), a photocatalyst clamping groove (27) and an active carbon net clamping groove (28) from top to bottom, a needle type dust collecting module (19) is movably arranged in the needle type dust collecting module clamping groove (26), a photocatalyst net (20) is movably arranged in the photocatalyst clamping groove (27), an active carbon net (21) is movably arranged in the active carbon net clamping groove (28), and a primary filter screen clamping groove (29) and a high-efficiency filter screen clamping groove (30) are sequentially arranged in the second fresh air duct (24) from top to bottom.

5. The new fan of suspension type of claim 4, characterized in that: the inside movable mounting of primary filter screen draw-in groove (29) has primary filter screen (17), and the inside movable mounting of high efficiency filter screen draw-in groove (30) has high efficiency filter screen (18), needle type dust collection module draw-in groove (26), photocatalyst draw-in groove (27) and active carbon net draw-in groove (28), primary filter screen draw-in groove (29) and high efficiency filter screen draw-in groove (30) constitute by a pair of U-shaped board (31).

6. The new fan of suspension type of claim 4, characterized in that: needle type dust collection module (19) are including collection dirt frame (32), high-pressure discharge needle subassembly (33) and base (34), base (34) comprise the rectangular frame that metal channel-section steel welding formed, four connecting blocks (35) are installed to the bottom of base (34), the one end of connecting block (35) is fixed on base (34), and the connecting hole has been seted up to the other end of connecting block (35), is provided with the bolt on the connecting hole, and connecting block (35) are connected with high-pressure discharge needle subassembly (33) through the bolt, joint subassembly (36) are all installed at the both ends at base (34) top.

7. The new fan of suspension type of claim 6, characterized in that: joint subassembly (36) include first joint spare and second joint spare, first joint spare comprises first backup pad (37) and first joint board (38) that the integration set up, first backup pad (37) set up with first joint board (38) are perpendicular, first backup pad (37) are installed on base (34), first backup pad (37) are L shape, the both sides of first joint board (38) all are provided with first deflector (39), first breach (40) have been seted up at the middle part of first joint board (38), first joint board (38) are L shape.

8. The new fan of suspension type of claim 7, characterized in that: second joint spare comprises second backup pad (41) and second joint board (42) that the integration set up, second backup pad (41) set up with second joint board (42) are perpendicular, second backup pad (41) are L shape, one side of second joint board (42) is provided with second deflector (43), second breach (44) have been seted up at the middle part of second joint board (42), one side of second joint board (42) is provided with spacing card limit (45), second joint board (42) are L shape.

9. The new fan of suspension type of claim 6, characterized in that: the high-voltage discharge needle assembly (33) comprises spacer seats (46), conducting strips (49), needle columns (50), connecting rods (51) and high-voltage discharge needles (52), the number of the spacer seats (46) is three, the spacer seats (46) are arranged side by side, each spacer seat (46) comprises a supporting seat (47) and a spacer (48), and two threaded holes are formed in the bottom of the supporting seat (47).

10. The new fan of suspension type of claim 9, characterized in that: polylith spacer (48) are installed at the interval on supporting seat (47), every the both sides of spacer (48) all are provided with conducting strip (49), install a plurality of needle posts (50) between two conducting strips (49), and polylith conducting strip (49) are connected through connective bar (51), and connective bar (51) are connected with power negative pole line, every all install high-pressure discharge needle (52) on needle post (50).