CN216950904U

CN216950904U - Dust-removing centrifugal ventilator

Info

Publication number: CN216950904U
Application number: CN202220501175.0U
Authority: CN
Inventors: 蒲尔鲜; 陈建宇; 蒲丹
Original assignee: Panzhihua Chuante Fan Co ltd
Current assignee: Panzhihua Chuante Fan Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-07-12
Anticipated expiration: 2032-03-08

Abstract

The utility model discloses a dust-removing centrifugal ventilator, and relates to the technical field of centrifugal ventilators. The novel fan is characterized by comprising a bottom plate, wherein a right fan cover and a left fan cover are fixedly connected to two ends of the top of the bottom plate, side plates are arranged on one sides of the right fan cover and the left fan cover, the two ends of the bottom of the side plate are fixedly connected with the top of the bottom plate, a rotating rod is rotatably connected between the two side plates, fan wheels are fixedly connected to the surfaces of two ends of the rotating rod, the two fan wheels are respectively arranged inside the right fan cover and the left fan cover, and a braking mechanism is arranged on one side of one side plate. According to the utility model, through the arrangement of the left ventilator and the right ventilator, the dust collection efficiency of the dust-removing centrifugal ventilator is greatly improved compared with that of the traditional ventilator, the dust removal amount which is twice that of the traditional ventilator can be finished in a short time, and the two ventilators share one brake mechanism, so that the cost can be controlled within a controllable range while the efficiency is ensured, the cost investment is reduced, and the dust removal efficiency is improved.

Description

Dust-removing centrifugal ventilator

Technical Field

The utility model relates to the technical field of centrifugal ventilators, in particular to a dust-removing centrifugal ventilator.

Background

The centrifugal fan is one of four major parts in the dust removal ventilation system, it is a relatively precise running machinery, rely on the rotation of the impeller to form the negative pressure in the blower, suck the external gas and discharge the blower through runner and volute of the impeller, the centrifugal fan is the machinery that relies on the mechanical energy of input, raise the gas pressure and discharge the gas, it is a driven fluid machinery, the centrifugal fan is used in factory, mine, tunnel, cooling tower, vehicle, ventilation, dust exhaust and cooling of the ship and building extensively, the ventilation and induced draft of boiler and industrial furnace; cooling and ventilation in air conditioning equipment and household appliances, drying and sorting of grains, wind tunnel wind source and inflation and propulsion of hovercraft and the like.

The centrifugal ventilator is a dust collecting machine commonly used in a dust exhaust system, while a traditional centrifugal machine used for the dust exhaust system is generally a single air suction opening and can only be used for carrying out dust collection operation in a fixed area, which causes that the position with large dust quantity, such as a mine site or a sand yard, is difficult to ensure enough dust suction quantity, so that the dust or smoke dust and the like are absorbed not quickly enough, and at present, the utility model provides a novel solution for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust-exhausting centrifugal fan to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dust exhaust centrifugal fan, includes the bottom plate, bottom plate top both ends fixedly connected with right fan cover and left fan cover are located right fan cover and left fan cover one side and all are provided with the curb plate, curb plate bottom fixedly connected with bottom plate top both ends, rotate between two curb plates and are connected with the bull stick, and bull stick both ends fixed surface is connected with the fan wheel, and two fan wheels set up respectively inside right fan cover and left fan cover, and one of them curb plate one side is provided with arrestment mechanism.

Preferably, arrestment mechanism includes fixed plate fixed connection in bottom plate top one end, fixed plate top fixedly connected with explosion-proof machine, and curb plate one side is rotated and is connected with the pivot, and wherein, fixedly connected with horizontal pole between the curb plate bottom both sides, horizontal pole middle part one side is rotated equally and is connected with the pivot, is connected through the drive belt between two pivots, explosion-proof machine output end fixed connection in one of them pivot middle part.

Preferably, a through pipe is fixedly connected between the right fan cover and the left fan cover, a dust outlet is formed in one side of the middle of the through pipe, and an air outlet pipe matched with the dust outlet is fixedly connected to the surface of the through pipe.

Preferably, the blades are rotatably connected between the two ends of the air outlet pipe, the through pipe is fixedly connected with a connecting plate, the top of the connecting plate is fixedly connected with a driving motor, and the output end of the driving motor is fixedly connected to one end of a rotating shaft of the blades.

Preferably, siphunculus inner wall both sides fixedly connected with guide board, two guide boards all extend to dust removal mouth one side along the inner wall.

Preferably, two the same notch in both sides is all seted up to fan wheel one side, and the minimum distance between left fan guard and the right fan guard is no longer than two meters.

Compared with the prior art, the utility model has the beneficial effects that:

this dust exhaust centrifugal fan is through the setting of controlling two ventilators for this dust exhaust centrifugal fan compares in traditional ventilator dust collection efficiency and has a large amount of promotion, can accomplish double in traditional ventilator's dust removal volume in the short time, and a arrestment mechanism is shared to two ventilators, can be in controllable within with cost control when guaranteeing efficiency, reduce cost drops into, improves dust exhaust efficiency.

Simultaneously, this dust exhaust centrifugal fan passes through arrestment mechanism's setting for this ventilation blower can share an arrestment mechanism and this mechanism structure is external, and the operation principle is simple, and the maintenance in later stage are all comparatively convenient, can reduce the maintenance cost.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of a fan wheel structure of the present invention.

In the figure: 1. a base plate; 2. a right fan guard; 3. a left fan guard; 4. pipe passing; 5. a fixing plate; 6. a side plate; 7. an explosion-proof motor; 8. a transmission belt; 9. a rotating shaft; 10. a fan wheel; 11. a rotating rod; 12. a guide plate; 13. an air outlet pipe; 14. a paddle; 15. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a dust exhaust centrifugal fan, comprising a

base plate

1, 1 top both ends fixedly connected with right fan cover 2 of bottom plate and left fan cover 3, it all is provided with curb plate 6 to be located

right fan cover

2 and 3 one sides of left fan cover, 1 top both ends of curb plate 6 bottom fixedly connected with bottom plate, it is connected with bull stick 11 to rotate between two

curb plates

6, 11 both ends fixed surface of bull stick are connected with fan wheel 10, two fan wheel 10 set up respectively inside right fan cover 2 and left fan cover 3, make this dust exhaust centrifugal fan compare and have a large amount of promotions in traditional fan dust collection efficiency, can accomplish double dust exhaust volume in traditional fan in the short time, 6 one side of one of them curb plate is provided with arrestment mechanism.

In order to ensure the smooth implementation of the embodiment, it should be understood that the braking mechanism comprises a fixing plate 5 fixedly connected to one end of the top of the bottom plate 1, an explosion-proof motor 7 is fixedly connected to the top of the fixing plate 5, the motor is a motor which can be used in flammable and explosive places, and does not generate electric sparks during operation, the motor adopts an explosion-proof shell to separate an electric part which can generate sparks, electric arcs and dangerous temperature from a surrounding explosive gas mixture, so that the motor can avoid the generation of sparks during braking of centrifugal blades and reduce explosion risk, a rotating shaft 9 is rotatably connected to one side of the side plate 6, wherein a cross bar is fixedly connected between two sides of the bottom of the side plate 6, a rotating shaft 9 is also rotatably connected to one side of the middle parts of the cross bar, the two rotating shafts 9 are connected through a driving belt 8, and the output end of the explosion-proof motor 7 is fixedly connected to the middle part of one rotating shaft 9, this arrestment mechanism has heard that explosion-proof machine 7 braking pivot 9 is rotatory, and two pivots 9 are connected through the drive belt and then drive bull stick 11 and rotate to this realizes that two ventilators share a arrestment mechanism, can be in controllable within with cost control when guaranteeing efficiency.

In order to ensure that the scheme is the optimal preferred scheme, it needs to be known that a through pipe 4 is fixedly connected between the right fan cover 2 and the left fan cover 3, a dust outlet is formed in one side of the middle of the through pipe 4, and an air outlet pipe 13 matched with the dust outlet is fixedly connected to the surface of the through pipe 4.

Wherein, about this scheme, it is known to go out to rotate between the tuber pipe 13 both ends and be connected with paddle 14, siphunculus 4 fixed surface is connected with the connecting plate, connecting plate top fixedly connected with driving motor 15, driving motor 15 output end fixed connection is in paddle 14 rotation axis one end, after the fan of both sides inhales the dust in siphunculus 4, because this fan wheel 10 carries backward, probably speed is not enough than traditional centrifugal fan, it rotates to drive paddle 14 through driving motor 15, further take the air in siphunculus 4 out, and through taking the air out at middle part position, avoid the air convection of two fan aspirations, cause the phenomenon of air disorder in inside, the theory of operation is simple, the maintenance and the maintenance in later stage are all comparatively convenient, can reduce the maintenance cost.

For guaranteeing the smooth implementation of this embodiment, it needs to understand that, 4 inner wall both sides fixedly connected with guide board 12 of siphunculus, two guide boards 12 all extend to dust removal mouth one side along the inner wall, air and dust are being rotatory in inside and are being carried to the rear through the ventilation blower, through the setting of guide board 12, can go out the wind pipe 13 department guide with air and dust mutually, make the air and the dust of both sides collect and discharge through going out the wind pipe 13 to going out wind pipe 13 department, the same notch in both sides has all been seted up to two fan wheels 10 one side, minimum distance between left side fan housing 3 and the right fan housing 2 is no longer than two meters.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dust exhaust centrifugal fan, includes bottom plate (1), its characterized in that: bottom plate (1) top both ends fixedly connected with right fan cover (2) and left fan cover (3), it all is provided with curb plate (6) to be located right fan cover (2) and left fan cover (3) one side, curb plate (6) bottom fixedly connected with bottom plate (1) top both ends, it is connected with bull stick (11) to rotate between two curb plates (6), bull stick (11) both ends fixed surface is connected with fan wheel (10), two fan wheel (10) set up respectively in right fan cover (2) and left fan cover (3) inside, one of them curb plate (6) one side is provided with arrestment mechanism.

2. A dust exhausting centrifugal fan according to claim 1, wherein: the brake mechanism comprises a fixed plate (5) fixedly connected to one end of the top of the bottom plate (1), an explosion-proof motor (7) is fixedly connected to the top of the fixed plate (5), a rotating shaft (9) is connected to one side of the side plate (6) in a rotating mode, a cross rod is fixedly connected between the two sides of the bottom of the side plate (6), a rotating shaft (9) is connected to one side of the middle of the cross rod in a rotating mode, two rotating shafts (9) are connected through a driving belt (8), and the output end of the explosion-proof motor (7) is fixedly connected to the middle of one of the rotating shafts (9).

3. A dust exhausting centrifugal fan according to claim 1, wherein: fixedly connected with siphunculus (4) between right side fan cover (2) and left fan cover (3), dust outlet has been seted up to siphunculus (4) middle part one side, siphunculus (4) fixed surface be connected with the play tuber pipe (13) of dust outlet looks adaptation.

4. A dust exhausting centrifugal fan according to claim 3, wherein: the utility model discloses a fan, including go out the tuber pipe (13), go out to rotate between the tuber pipe (13) both ends and be connected with paddle (14), siphunculus (4) fixed surface is connected with the connecting plate, and connecting plate top fixedly connected with driving motor (15), driving motor (15) output end fixed connection in paddle (14) rotation axis one end.

5. A dust exhausting centrifugal fan according to claim 3, wherein: siphunculus (4) inner wall both sides fixedly connected with guide board (12), two guide boards (12) all extend to dust removal mouth one side along the inner wall.

6. A dust exhausting centrifugal fan according to claim 1, wherein: two the same notch in both sides is all seted up to fan wheel (10) one side, and the minimum distance between left fan guard (3) and right fan guard (2) is no longer than two meters.