CN219035047U

CN219035047U - Filter unit fan mechanism

Info

Publication number: CN219035047U
Application number: CN202222488998.7U
Authority: CN
Inventors: 王双君; 胡双朝
Original assignee: Shandong Dahan Environmental Technology Co ltd
Current assignee: Shandong Dahan Environmental Technology Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-05-16
Anticipated expiration: 2032-09-20

Abstract

The application discloses filter unit fan mechanism, concretely relates to fan field, this application includes protective housing and four bolts, protective housing's last surface mounting has fan sound-proof housing, protective housing's internally mounted has the wind-guiding fan, protective housing's lower surface is with the help of four bolts to install the aviation baffle, the last surface mounting of aviation baffle has the cotton board that adsorbs that gives sound insulation, the cotton board that adsorbs that gives sound insulation is located protective housing's inside, and this application has reached when filter unit has been operated a period, and the cotton board surface that gives sound insulation has adsorbed when having piled up a certain amount of batting, debris, can be with the help of cleaning device, through starting servo motor, make the threaded rod rotatory to use drive installation piece reciprocating motion in protective housing, with use scrape the piece with the cotton board surface that adsorbs pile up batting, debris that gives sound insulation to scrape away the cotton board surface that gives sound insulation, thereby resume the trafficability and the filterability that gives sound insulation adsorbs the cotton board.

Description

Filter unit fan mechanism

Technical Field

The application relates to the field of fans, in particular to a fan mechanism of a filter unit.

Background

The fan mechanism of the filter unit is a filter unit component, is commonly used in factories, laboratories and other scenes, and is a device for keeping indoor air flowing, wherein in the factories and the laboratories related to chemical processing, keeping indoor continuous fresh air input is particularly important. The current application number is: the utility model patent of CN201910829891.4 discloses a FFU fan filtering protection mechanism for sound insulation and noise reduction, which has the advantages of lower operation noise, cleaner fresh air introduction and the like, and the general working principle is that when the fan is required to be started to keep indoor air flowing, the air guiding fan can be started, the air can be introduced from the outside and sequentially passes through a fan sound insulation cover, a protection shell, a sound insulation adsorption cotton plate and the air guiding fan and then flows into a room, wherein the inside of the fan sound insulation cover is hollow, the noise of the fan close to the outside can be effectively reduced, the sound insulation adsorption cotton plate on the surface of the air guiding plate can filter wool, sundries and the like which are accompanied with the fresh air introduction, so that the cleaning degree of the fresh air introduced is improved, the surface of the sound insulation adsorption cotton plate is provided with irregular protrusions, the noise can be further absorbed,

in actual operation, impurities such as filtered flocks and sundries are adsorbed and accumulated on the surface of the soundproof adsorption cotton plate, if the surface is not cleaned for a long time, the trafficability and filterability of the soundproof adsorption cotton plate are easily reduced, and thus the indoor air flow is not facilitated.

In the prior art, operators usually remove the protective housing periodically to clean the accumulated flocks, sundries and the like attached to the surface of the soundproof absorbent cotton plate. Although the treatment method can keep the filtering effect of the sound-insulating adsorption cotton plate, the protective shell is fixed on the surface of the air deflector by virtue of bolts, so that the filter unit can not normally operate in the process of disassembly and cleaning, and the air flow in a room can be influenced to a certain extent, so that various processing and experiments carried out in the room are inconvenient to a certain extent. To solve the above problems, the inventors propose a fan mechanism of a filter unit.

Disclosure of Invention

The utility model provides a filter unit fan mechanism for solving the treatment method under the prior art condition, although can keep the filter effect of sound insulation absorption cotton board, but because of protective housing is fixed on the aviation baffle surface with the help of the bolt, the dismouting needs certain time, and at the in-process of dismantling the clearance, the unable normal operating of filter unit can cause certain influence to indoor air flow to various processing that carries out in the room, the experiment causes certain inconvenient problem.

In order to achieve the above purpose, the present application adopts the following technical scheme: the utility model provides a filter unit fan mechanism, includes protective housing and four bolts, protective housing's last surface mounting has fan sound-proof housing, protective housing's internally mounted has the wind-guiding fan, protective housing's lower surface has the aviation baffle with the help of four bolts, the last surface mounting of aviation baffle has the cotton board of absorption that gives sound insulation, the cotton board that gives sound insulation is located protective housing's inside, protective housing's inside wall is equipped with cleaning device, cleaning device includes four mounting panel, four the one end and the protective housing fixed connection of mounting panel, four the mounting panel two liang of distributions are in protective housing's two pairs of inside walls, same one side two the inside rotation of mounting panel is connected with the threaded rod, two subtend inside walls of protective housing respectively fixedly connected with layer board, two equal fixedly connected with servo motor of upper surface of layer board, servo motor's output and threaded rod fixed connection, threaded surface threaded connection of threaded rod has the installation piece, the sliding column has been inserted to the sliding column, the lower extreme fixedly connected with scraping the piece of sliding column, the lower extreme of scraping the cotton board and the absorption piece have the fixed connection of sliding column, the upper end and the roof of sliding column.

The effects achieved by the components are as follows: the method has the advantages that when the filter unit is operated for a period of time, a certain amount of flocks and sundries are adsorbed and accumulated on the surface of the soundproof adsorption panel, the servo motor is started to enable the threaded rod to rotate by means of the cleaning device, so that the drive installation block is used for reciprocating in the protective housing, the surface of the soundproof adsorption cotton plate is scraped away from the surface of the soundproof adsorption cotton plate by the scraping block, the trafficability and the filterability of the soundproof adsorption cotton plate are recovered, the treatment method under the condition of the prior art is improved to a certain extent, the filtering effect of the soundproof adsorption cotton plate can be maintained, the protective housing is fixed on the surface of the air deflector by means of bolts, a certain time is needed for disassembly and assembly, the filter unit cannot normally operate in the disassembly and cleaning process, a certain influence is caused on indoor air flow, and accordingly various processing and experiments are carried out indoors.

Preferably, the two opposite inner side walls of the protective shell are respectively and fixedly connected with a limit rail, the left side and the right side of the lower surface of the mounting block are respectively and fixedly connected with support bars, one side, close to the limit rail, of each support bar is respectively and fixedly connected with a T-shaped block, and the inner wall of the limit rail is in sliding connection with the T-shaped block.

The effects achieved by the components are as follows: the effect that the installation block is supported and limited through the supporting bar is achieved, so that the cleaning device can run more reliably.

Preferably, the upper surface of the supporting plate is fixedly connected with a protective cover, and one end of the servo motor penetrates through the protective cover.

The effects achieved by the components are as follows: the servo motor is separated from the protective shell, so that the situation that the servo motor is damaged due to the fact that wool and sundries which are adsorbed and filtered by the soundproof adsorption cotton plate in the protective shell enter the servo motor is avoided to a certain extent.

Preferably, the surface fixedly connected with sealing washer of protection casing, the sealing washer is located the position that servo motor runs through the protection casing, the sealing washer is the rubber circle.

The effects achieved by the components are as follows: the effect of further increasing the tightness of the protective cover is achieved.

Preferably, the inside sliding connection of spring has the guide bar, the upper end and the roof fixed connection of guide bar, the lower extreme slip of guide bar runs through the installation piece, the lower extreme and the scraping piece fixed connection of guide bar.

The effects achieved by the components are as follows: the elastic direction of the spring is limited, so that the spring can better scrape the block to attach to the sound insulation adsorption cotton plate through the top plate and the sliding column, and the cleaning effect of the cleaning device is improved to a certain extent.

Preferably, the upper surface of protective housing both sides is equipped with stop device respectively, stop device includes two erection columns, two the lower extreme and the protective housing fixed connection of erection columns, two the equal fixedly connected with elastic band of side of erection column, the one end fixedly connected with spacing frame of elastic band, the size looks adaptation of the cross section of spacing frame and bolt, the inner wall and the bolt looks joint of spacing frame, the fixed surface of protective housing is connected with accomodates the post.

The effects achieved by the components are as follows: the air guide device has the advantages that the air guide device is convenient to install, and can be used for preventing the air guide device from being loosened.

Preferably, the inner wall of the limit frame is uniformly provided with anti-slip protrusions.

The effects achieved by the components are as follows: the roughness of the contact surface of the limiting frame and the bolt is increased, so that the limiting frame can limit the bolt more firmly to a certain extent.

Preferably, the upper end of the storage column is fixedly connected with a baffle.

The effects achieved by the components are as follows: the effect of spacing is carried out to the spacing frame of cover in accomodating post department to promote accomodating post practicality to a certain extent has been reached.

In summary, the beneficial effects of the application are:

when the filter unit is operated for a period of time, a certain amount of flocks and sundries are adsorbed and accumulated on the surface of the soundproof adsorption panel, the servo motor can be started by the aid of the cleaning device to enable the threaded rod to rotate, so that the drive installation block is used for reciprocating in the protective shell, the surface of the soundproof adsorption cotton plate is adsorbed and accumulated with the scraping block, and the surface of the soundproof adsorption cotton plate is scraped with the sundries, so that the trafficability and the filterability of the soundproof adsorption cotton plate are recovered.

Drawings

Fig. 1 is a schematic perspective view of the present application.

Fig. 2 is a schematic exploded view of the main body of the present application.

Fig. 3 is a schematic cross-sectional view of the protective housing of the present application.

Fig. 4 is a schematic diagram of the structure at a of fig. 3 of the present application.

Fig. 5 is a schematic cross-sectional view of the protective cover of the present application.

Fig. 6 is a schematic perspective view of the limiting device of the present application.

Reference numerals illustrate:

1. a fan sound-proof cover; 2. a protective housing; 3. an air guide fan; 4. an air deflector; 5. a soundproof absorbent cotton plate; 6. a bolt; 7. a cleaning device; 701. a mounting plate; 702. a threaded rod; 703. a supporting plate; 704. a servo motor; 705. a mounting block; 706. a sliding column; 707. scraping blocks; 708. a top plate; 709. a spring; 710. a limit rail; 711. a support bar; 712. a T-shaped block; 713. a protective cover; 714. a seal ring; 715. a guide rod; 8. a limiting device; 81. a mounting column; 82. an elastic band; 83. a limit frame; 84. a receiving column; 85. and a baffle.

Detailed Description

Referring to fig. 1 and 2, this embodiment discloses a filter unit fan mechanism, including protective housing 2 and four bolts 6, protective housing 2's upper surface installs fan sound-proof housing 1, protective housing 2's internally mounted has wind-guiding fan 3, protective housing 2's lower surface installs aviation baffle 4 with the help of four bolts 6, aviation baffle 4's upper surface installs the sound insulation and adsorbs cotton board 5, sound insulation adsorbs cotton board 5 and is located protective housing 2's inside, protective housing 2's inside wall is equipped with cleaning device 7, protective housing 2 both sides's upper surface is equipped with stop device 8 respectively.

Referring to fig. 3, fig. 4 and fig. 5, the embodiment discloses a cleaning device 7, which comprises four mounting plates 701, one end of each of the four mounting plates 701 is fixedly connected with a protective casing 2, each of the four mounting plates 701 is distributed on two opposite inner side walls of the protective casing 2, threaded rods 702 are rotatably connected to the inside of each of the two mounting plates 701 on the same side, supporting plates 703 are fixedly connected to the two opposite inner side walls of the protective casing 2 respectively, servo motors 704 are fixedly connected to the upper surfaces of the two supporting plates 703, the output ends of the servo motors 704 are fixedly connected with the threaded rods 702, mounting blocks 705 are in threaded connection with the threaded surfaces of the threaded rods 702, sliding columns 706 are slidably inserted on the surfaces of the mounting blocks 705, scraping blocks 707 are fixedly connected to the lower ends of the sliding columns 706, soundproof absorbent cotton plates 5 are slidably connected to the upper ends of the sliding columns 706, springs 709 are fixedly connected to the two sides of the lower surfaces of the top plates 708, and the lower ends of the springs 709 are fixedly connected to the mounting blocks 705. The filter unit is operated for a period of time, when a certain amount of flocks and sundries are adsorbed and accumulated on the surface of the soundproof adsorption panel, the servo motor 704 is started to rotate the threaded rod 702, so that the drive installation block 705 is used for reciprocating movement in the protective shell 2, the surface of the soundproof adsorption cotton plate 5 is scraped away from the surface of the soundproof adsorption cotton plate 5 by the scraping block 707, the trafficability and the filterability of the soundproof adsorption cotton plate 5 are recovered, the treatment method under the condition of the prior art is improved to a certain extent, the filtering effect of the soundproof adsorption cotton plate 5 can be maintained, but the protective shell 2 is fixed on the surface of the air deflector 4 by the aid of the bolts 6, a certain time is needed for disassembly and assembly, and in the disassembly and cleaning process, the filter unit cannot normally operate, a certain influence is caused on indoor air flow, and various processing and experiments are carried out indoors.

Referring to fig. 3 and 4, this embodiment discloses that two opposite inner side walls of the protective housing 2 are respectively and fixedly connected with a limit rail 710, both sides of the lower surface of the mounting block 705 are respectively and fixedly connected with a support bar 711, one surface of the two support bars 711, which is close to the limit rail 710, is respectively and fixedly connected with a T-shaped block 712, and the inner wall of the limit rail 710 is slidably connected with the T-shaped block 712. The mounting block 705 is supported and limited through the supporting bar 711, so that the cleaning device 7 can run more reliably, the guide rod 715 is connected to the inside of the spring 709 in a sliding mode, the upper end of the guide rod 715 is fixedly connected with the top plate 708, the lower end of the guide rod 715 penetrates through the mounting block 705 in a sliding mode, the lower end of the guide rod 715 is fixedly connected with the scraping block 707, the elastic direction of the spring 709 is limited, the spring 709 can drive the scraping block 707 to be attached to the soundproof adsorption cotton plate 5 through the top plate 708 and the sliding column 706, and accordingly the cleaning effect of the cleaning device 7 is improved to a certain extent.

Referring to fig. 5, this embodiment discloses that a protective cover 713 is fixedly connected to the upper surface of the supporting plate 703, and one end of the servo motor 704 penetrates through the protective cover 713. The servo motor 704 and the protective shell 2 are separated, so that the situation that the servo motor 704 is damaged due to the fact that wool and sundries which are adsorbed and filtered by the soundproof adsorption cotton plate 5 in the protective shell 2 enter the servo motor 704 is avoided to a certain extent, a sealing ring 714 is fixedly connected to the surface of the protective cover 713, the sealing ring 714 is located at the position where the servo motor 704 penetrates through the protective cover 713, and the sealing ring 714 is a rubber ring. An effect of further increasing the sealability of the shield 713 is achieved.

Referring to fig. 2 and 6, this embodiment discloses that the limiting device 8 includes two mounting posts 81, the lower extreme and the protective housing 2 fixed connection of two mounting posts 81, the equal fixedly connected with elastic band 82 of side of two mounting posts 81, the one end fixedly connected with spacing frame 83 of elastic band 82, the size looks adaptation of spacing frame 83 and the cross section of bolt 6, the inner wall and the bolt 6 looks joint of spacing frame 83, the fixed surface of protective housing 2 is connected with accomodates post 84. After the protective shell 2 is installed on the air deflector 4 by an operator through the bolts 6, the bolts 6 can be limited through the limiting devices 8, so that the bolts 6 are prevented from vibrating, loosening and shifting caused by the air guide fan 3, and the limiting frames 83 can be sleeved at the storage posts 84 for storage in the process of installing the protective shell 2, so that the installation operation is prevented from being influenced.

Referring to fig. 6, this embodiment discloses that the inner wall of the limit frame 83 is uniformly provided with the anti-slip protrusions. The roughness of the contact surface of the limiting frame 83 and the bolt 6 is increased, so that the limiting frame 83 can limit the bolt 6 more firmly to a certain extent, and the baffle 85 is fixedly connected to the upper end of the storage column 84. The limiting frame 83 sleeved at the storage column 84 is limited, so that the practical effect of the storage column 84 is improved to a certain extent.

The working principle is as follows:

when the filter unit is operated for a period of time, the surface of the soundproof adsorption panel has adsorbed and accumulated a certain amount of flocks and sundries, the servo motor 704 can be started at first, the servo motor 704 can drive the threaded rod 702 in the mounting plate 701 to rotate, the threaded rod 702 rotates to drive the mounting block 705 to reciprocate in the protective shell 2, at this time, the spring 709 can shrink along the guide rod 715, thereby driving the scraping block 707 to keep the state of being attached to the soundproof adsorption cotton plate 5 through the top plate 708 and the sliding column 706, so as to scrape the flocks and sundries adsorbed and accumulated on the surface of the soundproof adsorption cotton plate 5 away from the surface of the soundproof adsorption cotton plate 5, thereby restoring the trafficability and isolation of the soundproof adsorption cotton plate 5, so that the T-shaped block 712 at the lower end of the supporting bar 711 can slide in the limiting rail 710 in the process of moving the mounting block 705, in addition, the protective cover 713 at the upper surface of the supporting plate 703 can separate the servo motor 704 from the protective shell 2, thereby preventing the flocks and sundries adsorbed and filtered by the soundproof adsorption cotton plate 5 in the protective shell 704 from entering the servo motor 704 to a certain extent, and damaging the protective cover 704, and further sealing performance of the sealing ring 713 can be increased. Through setting up cleaning device 7, reached the treatment method under the prior art condition of having improved to a certain extent and although can keep the filter effect of sound insulation absorption cotton board 5, nevertheless because protective housing 2 is fixed at aviation baffle 4 surface with the help of bolt 6, the dismouting needs certain time, and at the in-process of dismantling the clearance, filter unit can not normally operate, can have caused certain influence to indoor air flow to various processing that carries out in the room, the experiment causes the condition of certain inconvenience.

When operating personnel install protective housing 2 on aviation baffle 4 with the help of bolt 6, can overlap spacing frame 83 on bolt 6 surface, at this moment elastic webbing 82 is stretched, make spacing frame 83 be fixed on bolt 6 surface and carry out spacingly to bolt 6, in order to avoid bolt 6 to take place not hard up because of the vibration that wind-guiding fan 3 causes, the condition of shifting takes place, and at this moment the non-slip raised of spacing frame 83 inner wall can increase spacing frame 83 and bolt 6 contact surface roughness, thereby make spacing frame 83 more firm to the spacing of bolt 6 to a certain extent, in addition at the in-process of installing protective housing 2, also can accomodate spacing frame 83 cover in accomodating post 84 department, in order to avoid influencing the installation operation, and at this moment baffle 85 of accomodating post 84 upper end can be spacing to spacing frame 83 of cover in accomodating post 84 department, in order to promote accomodate post 84 practicality to a certain extent.

Claims

1. The utility model provides a filter unit fan mechanism, includes protective housing (2) and four bolts (6), the upper surface mounting of protective housing (2) has fan sound-proof housing (1), the internally mounted of protective housing (2) has wind-guiding fan (3), aviation baffle (4) are installed with the help of four bolts (6) to the lower surface of protective housing (2), the upper surface mounting of aviation baffle (4) has soundproof adsorption cotton board (5), soundproof adsorption cotton board (5) are located the inside of protective housing (2), the inside wall of protective housing (2) is equipped with cleaning device (7), its characterized in that: the cleaning device (7) comprises four mounting plates (701), one end of each mounting plate (701) is fixedly connected with a protective shell (2), the four mounting plates (701) are distributed on the inner side walls of the protective shell (2) in pairs, the same side is provided with threaded rods (702) in a rotating mode, two opposite inner side walls of the protective shell (2) are fixedly connected with supporting plates (703) respectively, the two opposite inner side walls of the protective shell (2) are fixedly connected with servo motors (704) respectively, the upper surfaces of the supporting plates (703) are fixedly connected with servo motors (704), the output ends of the servo motors (704) are fixedly connected with threaded rods (702), threaded surfaces of the threaded rods (702) are in threaded connection with mounting blocks (705), sliding columns (706) are inserted on the surfaces of the mounting blocks in a sliding mode, the lower ends of the sliding columns (706) are fixedly connected with scraping blocks (707), the lower ends of the scraping blocks (707) are in sliding connection with adsorption cotton plates (5), the upper ends of the sliding columns (706) are fixedly connected with top plates (708), the two sides of the lower surfaces of the top plates (708) are fixedly connected with springs 709), and the springs 709 are fixedly connected with the lower ends of the springs 709.

2. A filter unit fan mechanism according to claim 1, wherein: two opposite side inner walls of the protective shell (2) are fixedly connected with limit rails (710) respectively, the left side and the right side of the lower surface of the mounting block (705) are fixedly connected with support bars (711), one faces, close to the limit rails (710), of the support bars (711) are fixedly connected with T-shaped blocks (712) respectively, and the inner walls of the limit rails (710) are in sliding connection with the T-shaped blocks (712).

3. A filter unit fan mechanism according to claim 1, wherein: the upper surface of layer board (703) is fixedly connected with protection casing (713), one end of servo motor (704) runs through protection casing (713).

4. A filter unit fan mechanism according to claim 3, wherein: the surface of protection casing (713) is fixedly connected with sealing washer (714), sealing washer (714) are located servo motor (704) and run through the position of protection casing (713), sealing washer (714) are the rubber circle.

5. A filter unit fan mechanism according to claim 1, wherein: the inside sliding connection of spring (709) has guide bar (715), the upper end and the roof (708) fixed connection of guide bar (715), the lower extreme of guide bar (715) slides and runs through installation piece (705), the lower extreme and the scraping piece (707) fixed connection of guide bar (715).

6. A filter unit fan mechanism according to claim 1, wherein: the upper surface of protective housing (2) both sides is equipped with stop device (8) respectively, stop device (8) are including two erection columns (81), two the lower extreme and the protective housing (2) fixed connection of erection column (81), two the equal fixedly connected with elastic band (82) of side of erection column (81), the one end fixedly connected with spacing frame (83) of elastic band (82), the size looks adaptation of the cross section of spacing frame (83) and bolt (6), the inner wall and the bolt (6) looks joint of spacing frame (83), the fixed surface of protective housing (2) is connected with accomodates post (84).

7. A filter unit fan mechanism as set forth in claim 6, wherein: anti-slip protrusions are uniformly arranged on the inner wall of the limiting frame (83).

8. A filter unit fan mechanism as set forth in claim 7, wherein: the upper end of the storage column (84) is fixedly connected with a baffle plate (85).