CN213450912U

CN213450912U - Centrifugal fan of adjustable direction of blowing

Info

Publication number: CN213450912U
Application number: CN202021445814.3U
Authority: CN
Inventors: 王明星
Original assignee: Yancheng Star Fan Manufacturing Co ltd
Current assignee: Yancheng Star Fan Manufacturing Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-06-15
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a centrifugal fan of adjustable direction of blowing, including fixing base and fan casing, the fixing base top is connected with the pivot, and the fixing base middle-end sets up the back shaft, the fixing base bottom is connected with the slipmat, fixing base left side top is provided with the fixed plate, fan casing settles at the fixed plate top, and is provided with the protecting crust on the left of fan casing outside, fan casing inboard is provided with the wind wheel, the inboard top of fan casing is connected with the adsorbed layer, and the adsorbed layer top is provided with the filter layer. This centrifugal fan of adjustable direction of blowing, pulling fan casing can make motor casing and fixed plate rotate through the pivot, and the fixed plate is rotatory to drive the fan casing and rotate to make equipment can adjust the direction of blowing, through changing the direction of blowing, enable different environments such as equipment are applicable to mill, mine, tunnel, cooling tower, vehicle, boats and ships and building, this application range that is favorable to lifting means.

Description

Centrifugal fan of adjustable direction of blowing

Technical Field

The utility model relates to a centrifugal fan technical field specifically is a centrifugal fan of adjustable direction of blowing.

Background

The centrifugal fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

And there are many types of centrifugal fan on the market at present can't adjust the direction of blowing, and application range is lower, and safety protection is relatively poor, and the worker touches the wind wheel easily in the course of the work and causes the injury, does not have filter equipment, and is great to environmental pollution when the dust exhaust, to above-mentioned circumstances, we have promoted specifically to be the centrifugal fan of an adjustable direction of blowing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centrifugal fan of adjustable direction of blowing to propose general centrifugal fan in solving above-mentioned background art and can't adjust the direction of blowing, application range is lower, and safety protection is relatively poor, and the worker touches the wind wheel easily in the course of the work and causes the injury, does not have filter equipment, to the great problem of environmental pollution when the dust exhaust.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable centrifugal fan who bloies direction, includes fixing base and fan casing, its characterized in that: the top of the fixed seat is connected with a rotating shaft, the middle end of the fixed seat is provided with a supporting shaft, the bottom of the fixed seat is connected with an anti-skid pad, the top of the left side of the fixed seat is provided with a fixed plate, the fan shell is arranged at the top of the fixed plate, and the left side outside the fan shell is provided with a protective shell, the inner side of the fan shell is provided with a wind wheel, the top inside the fan shell is connected with an adsorption layer, and the top of the adsorption layer is provided with a filter layer, the top of the filter layer is provided with a deodorization layer, the top of the fan shell is connected with a top plate, an air outlet is arranged at the middle end of the top plate, a motor shell is connected to the outside of the right side of the fan shell, a motor is arranged in the motor shell, a motor rotating shaft is connected to the left side of the motor, and a bearing box is arranged outside the motor rotating shaft, a coupler is arranged on the left side of the motor rotating shaft, and a fixed base is arranged at the bottom of the motor.

Preferably, the fixed plate forms a rotating structure through a rotating shaft, and the fixed plate and the fan shell are in a welding integrated structure.

Preferably, the wind wheel forms a fully-enclosed structure through the protective shell and the fan shell, and the protective shell is fixedly connected with the fan shell.

Preferably, the fan shell and the top plate are of an integrated structure, and the fan shell and the air outlet are communicated with each other.

Preferably, the outer surface of the right side of the fan shell is attached to the outer surface of the left side of the motor shell, and the motor shell forms a rotating structure through a rotating shaft.

Preferably, the central axis of the motor rotating shaft and the central axis of the bearing box coincide with each other, and the bearing box is in threaded connection with the fixed base.

Compared with the prior art, the beneficial effects of the utility model are that: this centrifugal fan of adjustable direction of blowing, the pivot at left side fixing base top and the axis coincidence of the pivot at right side fixing base top each other, and be fixed connection between fan casing and the motor casing, adopt the welding integration structure between fixed plate and the fan casing, so pulling fan casing can make motor casing and fixed plate rotate through the pivot, the rotatory fan casing that drives of fixed plate rotates, thereby make equipment can adjust the direction of blowing, through changing the direction of blowing, enable equipment and be applicable to the mill, the mine, a tunnel, the cooling tower, vehicles, different environments such as boats and ships and building, this application range that is favorable to hoisting equipment.

This centrifugal fan of adjustable direction of blowing, protective housing outside skin weld has the metal system protection network, protection network mesh diameter is less than the human finger diameter, this can avoid when equipment operation worker mistake to touch the inside pivoted wind wheel of equipment and lead to the injury, anti-skidding net can also prevent that foreign object from getting into the inside damage to the wind wheel of fan casing, and the protection network can not hinder the circulation of air when playing better guard action, make the operation that equipment can be smooth, through welding the protection network on the protective housing, can effectively improve equipment's protective properties and security.

This centrifugal fan of adjustable direction of blowing, inside the wind wheel rotated and drives outside air admission fan casing, then outside air flowed to the adsorbed layer surface through fan casing, and the adsorbed layer adopts graphite alkene material, can adsorb great dust particle in the outside air, and the air leads to the adsorbed layer and gets into the filter layer surface, and the filter layer adopts soft sponge material, can filter the absorption with less dust particle in the air, and the air flows to the deodorization layer surface by the filter layer again. The deodorization layer adopts the active carbon material, can filter and adsorb the harmful substance in the air, and the air that purifies the completion at last passes through the air outlet discharge apparatus of roof middle-end, through settling the purification mechanism inside equipment, can filter machine exhaust air, avoids discharging to the outdoor environment between the muddy air of unprocessed, and this environmental protection performance that is favorable to lifting means.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a fixed seat; 2. a rotating shaft; 3. a support shaft; 4. a non-slip mat; 5. a fixing plate; 6. a fan housing; 7. a protective shell; 8. a wind wheel; 9. an adsorption layer; 10. a filter layer; 11. a deodorizing layer; 12. a top plate; 13. an air outlet; 14. a motor housing; 15. a motor; 16. a motor shaft; 17. a bearing housing; 18. a coupling; 19. and fixing the base.

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. 1-3, the present invention provides a technical solution: a centrifugal fan capable of adjusting blowing direction comprises a fixed seat 1 and a fan shell 6, wherein the top of the fixed seat 1 is connected with a rotating shaft 2, the middle end of the fixed seat 1 is provided with a supporting shaft 3, the bottom of the fixed seat 1 is connected with an anti-skid pad 4, the top of the left side of the fixed seat 1 is provided with a fixed plate 5, the right side of the fan shell 6 is externally connected with a motor shell 14, a motor 15 is arranged in the motor shell 14, the left side of the motor 15 is connected with a motor rotating shaft 16, the outer side of the motor rotating shaft 16 is provided with a bearing box 17, the left side of the motor rotating shaft 16 is provided with a coupler 18, the bottom of the motor 15 is provided with a fixed base 19, the fixed plate 5 forms a rotating structure through the rotating shaft 2, a welding integrated structure is formed, the central axis of the motor rotating shaft 16 and the central axis of the bearing box 17 coincide with each other, the bearing box 17 is in threaded connection with the fixed base 19, the rotating shaft 2 at the top of the left fixed seat 1 and the central axis of the rotating shaft 2 at the top of the right fixed seat 1 coincide with each other, the fan housing 6 is fixedly connected with the motor housing 14, and the fixed plate 5 and the fan housing 6 adopt a welding integrated structure, so that the motor housing 14 and the fixed plate 5 can rotate through the rotating shaft 2 by pulling the fan housing 6, the fan housing 6 is driven to rotate by the rotation of the fixed plate 5, so that the blowing direction of the equipment can be adjusted, and the equipment can be applied to different environments such as factories, mines, tunnels, cooling towers, vehicles, ships, buildings and the like by changing the blowing direction, the use range of the equipment is favorably improved, and the supporting shaft 3 connected at the, the bending deformation of the fixed seat 1 due to the fact that the top device is too heavy is avoided, the motor 15 rotates to drive the motor rotating shaft 16 to rotate, the bearing box 17 wraps the outer side of the motor rotating shaft 16 to provide a supporting and lubricating effect for the rotation of the motor rotating shaft 16, long-time rotation damage of the motor rotating shaft 16 is avoided, the left side of the coupler 18 is connected with the wind wheel 8, the right side of the coupler 18 is connected with the motor rotating shaft 16, the coupler 18 drives the wind wheel 8 to rotate through the rotation of the motor rotating shaft 16, and therefore the device operates, the anti-slip mat 4 is made of flexible rubber materials, the friction force between the fixed seat 1 and the ground can be increased, sliding of the device during operation is avoided, the fixed base 19 firmly fixes the motor 15 and the bearing box 17, and rotation faults of the wind wheel 8 caused by connection looseness of the;

the fan shell 6 is arranged at the top of the fixing plate 5, the protection shell 7 is arranged on the left side outside the fan shell 6, the wind wheel 8 is arranged on the inner side of the fan shell 6, the wind wheel 8 passes through the protection shell 7, the fan shell 6 forms a full-surrounding structure, the protection shell 7 is fixedly connected with the fan shell 6, a metal protective net is welded on the surface of the outer side of the protection shell 7, the mesh diameter of the protective net is smaller than the diameter of a human finger, the problem that an operator mistakenly touches the wind wheel 8 rotating inside the equipment to cause injury when the equipment is operated can be avoided, the anti-slip net can also prevent foreign objects from entering the fan shell 6 to cause damage to the wind wheel 8, the protective net can play a good protection role and simultaneously does not obstruct the circulation of air, the equipment can smoothly operate, the protective performance and the safety of the equipment;

the top of the inner side of the fan shell 6 is connected with an adsorption layer 9, the top of the adsorption layer 9 is provided with a filter layer 10, the top of the filter layer 10 is provided with a deodorization layer 11, the top of the fan shell 6 is connected with a top plate 12, and the middle end of the top plate 12 is provided with an air outlet 13, the fan shell 6 and the top plate 12 are in an integrated structure, and the fan shell 6 is communicated with the air outlet 13, when the device discharges dust, the wind wheel 8 rotates to drive external air to enter the fan shell 6, then the outside air flows to adsorbed layer 9 surface through fan casing 6, and adsorbed layer 9 adopts the graphite alkene material, can adsorb great dust particle in the outside air, and the air leads to adsorbed layer 9 and gets into filter layer 10 surface, and filter layer 10 adopts soft sponge material, can filter the absorption with less dust particle in the air, and the air flows to deodorant layer 11 surface by filter layer 10 again. Deodorant layer 11 adopts the active carbon material, can filter and adsorb the harmful substance in the air, and the air that purifies the completion at last passes through the air outlet 13 discharge apparatus of roof 12 middle-end, through settling the purification mechanism inside equipment, can filter machine exhaust air, avoids discharging to the outdoor environment between the muddy air of unprocessed, and this environmental protection performance that is favorable to promoting equipment.

The working principle is as follows: when the centrifugal fan with the adjustable blowing direction is used, firstly, the motor 15 rotates to drive the motor rotating shaft 16 to rotate, the bearing box 17 is wrapped on the outer side of the motor rotating shaft 16 to provide a supporting and lubricating effect for the rotation of the motor rotating shaft 16, the long-time rotation damage of the motor rotating shaft 16 is avoided, the left side of the coupler 18 is connected with the wind wheel 8, the right side of the coupler 18 is connected with the motor rotating shaft 16, the coupler 18 drives the wind wheel 8 to rotate through the rotation of the motor rotating shaft 16, the anti-slip mat 4 is made of flexible rubber materials, the friction force between the fixing seat 1 and the ground can be increased, the equipment is prevented from sliding in operation, a metal protective net is welded on the outer side surface of the protective shell 7, the mesh diameter of the protective net is smaller than the diameter of a human finger, the problem that an operator mistakenly touches the rotating wind wheel 8 in the equipment to, and the protection network can not hinder the circulation of air when playing better guard action, make the operation that equipment can be smooth, then 8 rotations of wind wheel drive outside air gets into 6 insides of fan casing, then outside air flows to adsorbed layer 9 surface through fan casing 6, adsorbed layer 9 adopts graphite alkene material, can adsorb great dust particle in the outside air, the air leads to adsorbed layer 9 and gets into filter layer 10 surface, filter layer 10 adopts soft sponge material, can filter the absorption with less dust particle in the air, the air flows to deodorant layer 11 surface by filter layer 10 again. The deodorization layer 11 is made of activated carbon, harmful substances in the air can be filtered and adsorbed, the purified air is discharged out of the equipment through an air outlet 13 at the middle end of the top plate 12, the air discharged by the machine can be filtered by arranging a purification mechanism in the equipment, the untreated turbid air is prevented from being discharged to the outdoor environment, the environmental protection performance of the equipment is favorably improved, finally, the fan shell 6 is pulled to enable the motor shell 14 and the fixed plate 5 to rotate through the rotating shaft 2, the fixed plate 5 rotates to drive the fan shell 6 to rotate, so that the air blowing direction of the equipment can be adjusted, the equipment can be suitable for different environments such as factories, mines, tunnels, cooling towers, vehicles, ships, buildings and the like by changing the air blowing direction, the use range of the equipment is improved, and the motor 15 and the bearing box 17 are firmly fixed by the fixed base 19, the problem that the wind wheel 8 is in rotating failure due to the fact that the motor 15 is connected with the bearing box 17 in a loosening mode when the fan shell 6 is rotated is avoided, the supporting shaft 3 connected to the middle end of the fixing seat 1 plays a supporting role, and bending deformation of the fixing seat 1 due to the fact that equipment on the top of the fixing seat is too heavy is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 an adjustable centrifugal fan who bloies direction, includes fixing base (1) and fan casing (6), its characterized in that: the top of the fixing seat (1) is connected with a rotating shaft (2), the middle end of the fixing seat (1) is provided with a supporting shaft (3), the bottom of the fixing seat (1) is connected with an anti-skid pad (4), the top of the left side of the fixing seat (1) is provided with a fixing plate (5), the fan shell (6) is arranged at the top of the fixing plate (5), the left side of the outer part of the fan shell (6) is provided with a protective shell (7), the inner side of the fan shell (6) is provided with a wind wheel (8), the top of the inner side of the fan shell (6) is connected with an adsorption layer (9), the top of the adsorption layer (9) is provided with a filter layer (10), the top of the filter layer (10) is provided with a deodorization layer (11), the top of the fan shell (6) is connected with a top plate (, and a motor (15) is arranged in the motor shell (14), the left side of the motor (15) is connected with a motor rotating shaft (16), a bearing box (17) is arranged on the outer side of the motor rotating shaft (16), a coupler (18) is arranged on the left side of the motor rotating shaft (16), and a fixed base (19) is arranged at the bottom of the motor (15).

2. A centrifugal fan capable of adjusting a blowing direction according to claim 1, wherein: the fixed plate (5) forms a rotating structure through the rotating shaft (2), and the fixed plate (5) and the fan shell (6) are in a welding integrated structure.

3. A centrifugal fan capable of adjusting a blowing direction according to claim 1, wherein: the wind wheel (8) forms a full-surrounding structure through the protective shell (7) and the fan shell (6), and the protective shell (7) is fixedly connected with the fan shell (6).

4. A centrifugal fan capable of adjusting a blowing direction according to claim 1, wherein: the fan shell (6) and the top plate (12) are of an integrated structure, and the fan shell (6) is communicated with the air outlet (13).

5. A centrifugal fan capable of adjusting a blowing direction according to claim 1, wherein: the outer surface of the right side of the fan shell (6) is attached to the outer surface of the left side of the motor shell (14), and the motor shell (14) forms a rotating structure through the rotating shaft (2).

6. A centrifugal fan capable of adjusting a blowing direction according to claim 1, wherein: the central axis of the motor rotating shaft (16) and the central axis of the bearing box (17) are overlapped, and the bearing box (17) is in threaded connection with the fixed base (19).