CN213116789U

CN213116789U - Environment-friendly negative pressure air fan

Info

Publication number: CN213116789U
Application number: CN202021822104.8U
Authority: CN
Inventors: 尹国华
Original assignee: Jiangsu Yanji Packaging Technology Co ltd
Current assignee: Jiangsu Yanji Packaging Technology Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-05-04
Anticipated expiration: 2030-08-26

Abstract

The utility model belongs to the technical field of fan machinery, especially, be an environment-friendly negative pressure air fan, including the box that induced drafts, the inner wall fixedly connected with motor of box bottom portion induced drafts, the output fixedly connected with action wheel of motor, the surface of action wheel is connected with from the driving wheel through belt transmission, from the fixedly connected with pivot of axle center department of driving wheel, the tip fixedly connected with flabellum of pivot. The utility model discloses a setting of dust screen conveniently hinders inside large granule waste gas debris get into the box that induced drafts, inside through the box that induced drafts is equipped with the rose box, be equipped with the filter through rose box inside, utilize the active carbon adsorption layer on filter plate surface to inspiratory high temperature waste gas, adsorb the filtration, through going out tuber pipe exhaust clean gas, convenient recycle effectively purifies high temperature waste gas through this structure and filters, the environmental protection, can be to the high temperature waste gas recycle after purifying simultaneously, energy-concerving and environment-protective, therefore, the clothes hanger is strong in practicability.

Description

Environment-friendly negative pressure air fan

Technical Field

The utility model relates to a fan machinery technical field specifically is an environment-friendly negative-pressure air fan.

Background

The negative pressure fan is a machine which utilizes the principles of air convection and negative pressure ventilation, and is a machine which can be improved by the problems of indoor sultry gas quickly and forcibly exhausted outdoors by naturally sucking fresh air from a gate or a window opposite to an installation place, and part of working areas generate a large amount of high-temperature waste gas which needs to be discharged and treated in time in industrial production life, however, the following problems exist in the prior art:

1. most of the existing negative pressure fans are single in structure, so that waste gas impurities contained in air are inconvenient to filter, and are directly discharged into the atmosphere to pollute the environment;

2. because negative-pressure air fan during operation, the adsorbed air current produces the noise, causes the discomfort to the regional personnel of work, influences people's normal life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an environment-friendly negative-pressure air fan has solved the most single structure of current negative-pressure air fan, and inconvenient waste gas impurity to containing in the air filters to lead to directly discharging in the atmosphere, the polluted environment, because negative-pressure air fan is in operation, absorbent air current noise production, cause the discomfort to work area personnel, influence the problem of people's normal life.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an environment-friendly negative pressure fan comprises an air suction box body, wherein a motor is fixedly connected to the inner wall of the bottom of the air suction box body, the output end of the motor is fixedly connected with a driving wheel, the surface of the driving wheel is connected with a driven wheel through belt transmission, the axle center of the driven wheel is fixedly connected with a rotating shaft, the end part of the rotating shaft is fixedly connected with a fan blade, the surface of one side of the air suction box body is provided with an air suction opening, the inside of the air suction opening is fixedly connected with a dustproof net, the inner wall of the air suction box body is connected with a flow guide block, the end part of the flow guide block is fixedly connected with a silencer, the end part of the silencer is fixedly connected with a filter box through an air pipe, the inside of the filter box is provided with a partition plate, the surface of the, the end of the filter plate penetrates through the fixedly connected pull ring of the air suction box body, one side of the filter box is fixedly connected with the air outlet pipe, the end of the air outlet pipe penetrates through the air suction box body and extends to the outside, the bottom of the air suction box body is fixedly connected with a fixing sheet, and fixing holes are formed in the surface of the fixing sheet.

As an optimal technical scheme of the utility model, the surface rotation of pivot is connected with the bearing frame, the inner wall of the tip fixed connection box that induced drafts of bearing frame.

As a preferred technical scheme of the utility model, the inside fixedly connected with dust screen of inlet scoop, dust screen and flabellum contactless.

As an optimal technical scheme of the utility model, the fixed surface of water conservancy diversion piece connects the acoustical panel, the water conservancy diversion piece is eight characters type and distributes the setting.

As an optimal technical scheme of the utility model, the inside of rose box is provided with the filter chamber through the division board, the filter chamber is S type distribution setting.

As a preferred technical scheme of the utility model, the surface of filter is located the sealed pad of outside fixedly connected with of box that induced drafts, the surface of the box that induced drafts of laminating bottom sealed pad.

(III) advantageous effects

Compared with the prior art, the utility model provides an environment-friendly negative-pressure air fan possesses following beneficial effect:

1. this environment-friendly negative-pressure air fan, setting through the dust screen, conveniently hinder inside large granule waste gas debris get into the box that induced drafts, inside through the box that induced drafts is equipped with the rose box, be equipped with the filter through rose box inside, utilize the activated carbon adsorption layer on filter plate surface to inspiratory high temperature waste gas, adsorb the filtration, through going out tuber pipe exhaust clean gas, convenient recycle, effectively purify high temperature waste gas through this structure and filter, the environmental protection, can be to the high temperature waste gas recycle after the purification simultaneously, energy-concerving and environment-protective, therefore, the clothes hanger is strong in practicability.

2. This environment-friendly negative-pressure air fan connects the acoustical panel through the surface of water conservancy diversion piece, inhales the sound to inspiratory air current and falls and make an uproar, and water conservancy diversion is gone to muffler department simultaneously, carries out the secondary to the air current and falls and makes an uproar, reduces the emergence of its noise, avoids negative-pressure air fan during operation noise too big, influences people's sense of hearing and normal life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top sectional view of the air suction box of the present invention;

fig. 3 is a front view of the filter plate of the present invention.

In the figure: 1. a suction box body; 2. a motor; 3. a driving wheel; 4. a driven wheel; 5. a rotating shaft; 6. a bearing seat; 7. a fan blade; 8. an air suction opening; 9. a dust screen; 10. a flow guide block; 11. a muffler; 12. a filter box; 13. a partition plate; 14. a limiting block; 15. a filter plate; 16. an activated carbon adsorption layer; 17. a gasket; 18. a pull ring; 19. an air outlet pipe; 20. a fixing sheet; 21. a fixing hole; 22. a filter chamber.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: an environment-friendly negative pressure fan comprises an air suction box body 1, wherein the inner wall of the bottom of the air suction box body 1 is fixedly connected with a motor 2, the output end of the motor 2 is fixedly connected with a driving wheel 3, the surface of the driving wheel 3 is connected with a driven wheel 4 through belt transmission, the axis of the driven wheel 4 is fixedly connected with a rotating shaft 5, the end part of the rotating shaft 5 is fixedly connected with a fan blade 7, the surface of one side of the air suction box body 1 is provided with an air suction opening 8, the inner part of the air suction opening 8 is fixedly connected with a dustproof net 9, the inner wall of the air suction box body 1 is connected with a flow guide block 10, the end part of the flow guide block 10 is fixedly connected with a silencer 11, the end part of the silencer 11 is fixedly connected with a filter box 12 through an air pipe, the inner part of the filter box 12 is provided with, the tip of filter 15 runs through 1 fixedly connected with pull ring 18 of box that induced drafts, and one side fixedly connected with play tuber pipe 19 of rose box 12, and the tip that goes out tuber pipe 19 runs through box 1 that induced drafts and extends to the outside, and the bottom fixedly connected with stationary blade 20 of box 1 that induced drafts, fixed orifices 21 have been seted up on stationary blade 20's surface.

In this embodiment, through the setting of dust screen 9, conveniently hinder large granule waste gas debris and get into inside the box 1 that induced drafts, inside through box 1 that induced drafts is equipped with rose box 12, inside filter 15 that is equipped with through rose box 12, utilize the active carbon adsorption layer 16 on filter 15 surface to inspiratory high temperature waste gas, adsorb and filter, through going out 19 exhaust clean gases of tuber pipe, convenient recycle, effectively purify and filter high temperature waste gas through this structure, the environmental protection, can be to the high temperature waste gas recycle after the purification simultaneously, energy-concerving and environment-protective, therefore, the clothes hanger is strong in practicability, through the surface connection acoustical panel of water conservancy diversion piece 10, inhale the sound and fall and make an uproar to inspiratory air current, water conservancy diversion to muffler 11 departments simultaneously, carry out the secondary to the air current and fall and make an uproar, reduce the emergence of its noise, avoid negative pressure fan during operation noise too.

Specifically, the surface of the rotating shaft 5 is rotatably connected with a bearing seat 6, and the end part of the bearing seat 6 is fixedly connected with the inner wall of the air suction box body 1.

In this embodiment, through the setting of bearing frame 6, conveniently support fixed effect to countershaft 5 to improve the stability of flabellum 7 work.

Specifically, the dust screen 9 is fixedly connected inside the air suction opening 8, and the dust screen 9 is not in contact with the fan blades 7.

In this embodiment, through the setting of dust screen 9, to the outside absorbent waste gas prefilter of air suction box 1, the separation large particles impurity gets into the inside of air suction box 1.

Specifically, the surface of the flow guide block 10 is fixedly connected with the acoustical panel, and the flow guide blocks 10 are distributed in a splayed shape.

In this embodiment, through the setting of water conservancy diversion piece 10, conveniently collect the water conservancy diversion to absorbent air current, and then conveniently utilize the acoustical panel on water conservancy diversion piece 10 surface to inhale the sound and fall the noise treatment.

Specifically, the inside of the filter box 12 is provided with a filter chamber 22 through the partition plate 13, and the filter chamber 22 is distributed in an S-shape.

In this embodiment, the filter chamber 22 is provided to facilitate the air flow to flow in a circuitous manner, and the activated carbon adsorption layer 16 on the surface of the filter plate 15 is used to purify and filter the flowing exhaust gas.

Specifically, the surface of the filter plate 15 is fixedly connected with a sealing gasket 17 outside the air suction box body 1, and the bottom of the sealing gasket 17 is attached to the surface of the air suction box body 1.

In this embodiment, through the setting of sealed pad 17, conveniently seal the processing to filter 15 surface interface department, prevent gas leakage.

The utility model discloses a theory of operation and use flow: the motor 2 is connected with the bottom surface of the air suction box body 1, the motor 2 is started to drive the driving wheel 3 to rotate, the belt is driven to be connected with the driven wheel 4 by the rotation of the driving wheel 3, the driven wheel 4 is further driven to rotate, the rotating shaft 5 is connected with the end part of the driven wheel 4, and the fan blade 7 connected with the end part of the rotating shaft 5 is further driven to rotate, so that the fan blade 7 generates vortex air flow to adsorb high-temperature waste gas outside the air suction box body 1, an air suction opening 8 is formed in one side of the air suction box body 1, the fan blade 7 can conveniently enter the air flow from the air suction opening 8, the dust screen 9 is connected with the inside of the air suction opening 8, the adsorbed large particulate matters of the waste gas can be conveniently filtered and separated, the air flow can be conveniently guided by the arrangement of the flow guide block 10, meanwhile, the adsorbed air flow can be subjected to noise reduction treatment, through the internal connection division board 13 of rose box 12, the convenience is to the inside partition of filter chamber 22, make the air current circuitous flow, make things convenient for the activated carbon adsorption layer 16 on filter 15 surface to filter and purify waste gas, through division board 13 surface connection stopper 14, it is convenient spacing to filter 15, top connection sealing gasket 17 through filter 15, it is sealed to make things convenient for sealing gasket 17 to filter 15 and the kneck of the box body 1 that induced drafts, end connection pull ring 18 through filter 15, make things convenient for manual pulling pull ring 18, extract filter 15 and change the clearance, through the setting of play tuber pipe 19, conveniently will filter the waste gas discharge after making an uproar of falling, collect, connect stationary blade 20 through the box body 1 bottom that induced drafts, conveniently utilize the fixed orifices 21 on stationary blade 20 surfaces to install fixedly to the box body 1 that.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an environment-friendly negative-pressure air fan, includes box (1) of induced drafting, its characterized in that: the air suction box is characterized in that a motor (2) is fixedly connected to the inner wall of the bottom of the air suction box body (1), an output end of the motor (2) is fixedly connected with a driving wheel (3), the surface of the driving wheel (3) is connected with a driven wheel (4) through a belt transmission, a rotating shaft (5) is fixedly connected to the axis of the driven wheel (4), end parts of the rotating shaft (5) are fixedly connected with fan blades (7), an air suction opening (8) is formed in one side surface of the air suction box body (1), a dust screen (9) is fixedly connected to the inside of the air suction opening (8), a flow guide block (10) is connected to the inner wall of the air suction box body (1), a silencer (11) is fixedly connected to the end part of the flow guide block (10), a filter box (12) is fixedly connected to the end part of the silencer (, the fixed surface of division board (13) is connected with stopper (14), the surperficial sliding connection of stopper (14) has filter (15), the fixed surface of filter (15) is connected with activated carbon adsorption layer (16), the tip of filter (15) runs through air-suction box (1) fixedly connected with pull ring (18), one side fixedly connected with of rose box (12) goes out tuber pipe (19), the tip that goes out tuber pipe (19) runs through air-suction box (1) and extends to the outside, the bottom fixedly connected with stationary blade (20) of air-suction box (1), fixed orifices (21) have been seted up on the surface of stationary blade (20).

2. The environment-friendly negative pressure air blower according to claim 1, characterized in that: the surface of the rotating shaft (5) is rotatably connected with a bearing seat (6), and the end part of the bearing seat (6) is fixedly connected with the inner wall of the air suction box body (1).

3. The environment-friendly negative pressure air blower according to claim 1, characterized in that: the inside fixedly connected with dust screen (9) of inlet scoop (8), dust screen (9) and flabellum (7) contactless.

4. The environment-friendly negative pressure air blower according to claim 1, characterized in that: the surface of the flow guide block (10) is fixedly connected with the acoustical panel, and the flow guide block (10) is distributed in a splayed shape.

5. The environment-friendly negative pressure air blower according to claim 1, characterized in that: the inside of rose box (12) is provided with filter chamber (22) through division board (13), filter chamber (22) are the S type and distribute the setting.

6. The environment-friendly negative pressure air blower according to claim 1, characterized in that: the surface of the filter plate (15) is positioned on the outside fixedly connected with sealing gasket (17) of the air suction box body (1), and the bottom of the sealing gasket (17) is attached to the surface of the air suction box body (1).