CN216044511U

CN216044511U - Multidirectional air exhaust centrifugal ventilator

Info

Publication number: CN216044511U
Application number: CN202122426914.2U
Authority: CN
Inventors: 刘修财
Original assignee: Changzhou Landa Environmental Technology Co ltd
Current assignee: Changzhou Landa Environmental Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-03-15
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a multidirectional air exhaust centrifugal ventilator, which comprises a rear disc, a front disc and a rotating mechanism, wherein the rear disc comprises: the trailing flank lower extreme is equipped with the support frame, and the front surface outer edge of back disc is equipped with spout, preceding disc: the side face is provided with the connecting plate along annular array outward, the rear end of connecting plate all with spout sliding connection, the air intake department at preceding disc front surface middle part is equipped with the air-supply line, the front end of air-supply line is equipped with the air inlet connection pad, the middle part is connected with the casing through the bearing rotation between back disc and the preceding disc, the front end and the air-supply line of casing are linked together, rotary mechanism: set up in the trailing flank of back disc, rotary mechanism's front end is located the inside of casing, and rotary mechanism's rear end and the upper end fixed connection of support frame should diversified centrifugal fan of airing exhaust can adjust the position of airing exhaust according to the installation needs, realize diversified airing exhaust, reduce the required time of installation.

Description

Multidirectional air exhaust centrifugal ventilator

Technical Field

The utility model relates to the technical field of ventilation equipment, in particular to a multidirectional air exhaust centrifugal ventilator.

Background

The centrifugal ventilator is one of four major parts in a dust removal ventilation system, is a relatively precise running machine, forms negative pressure inside the fan by means of rotation of an impeller, sucks external gas into the fan and discharges the external gas out of the fan through an impeller flow channel and a volute.

In the working process of the centrifugal ventilator, when the motor drives the impeller to rotate through the transmission device, air between the blade flow channels rotates along with the rotation of the blades to obtain centrifugal force, so that the air is thrown out of the impeller through the blade ends and enters the air outlet pipeline, and meanwhile, lower pressure is formed at the inlet of the blades to continuously suck the external air.

In the use, the air exhaust position of most centrifugal fans is fixed, and multidirectional air exhaust cannot be realized, and when the centrifugal fans are installed, the positions of the ventilation pipelines need to be adjusted according to the air exhaust positions of the centrifugal fans, so that the time required by installation is prolonged, and therefore the multidirectional air exhaust centrifugal fans are provided.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects and provide a multidirectional air exhaust centrifugal fan, so that multidirectional air exhaust is realized, the time required by installation is reduced, and the problems in the background art can be effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a multi-azimuth air exhaust centrifugal ventilator comprises a rear disc, a front disc and a rotating mechanism;

a rear disc: the lower end of the rear side surface of the rear disc is provided with a support frame, and the outer edge of the front surface of the rear disc is provided with a sliding chute;

front disc: the outer edge of the rear side surface of the front disc is provided with connecting plates in an annular array, the rear ends of the connecting plates are connected with the sliding grooves in a sliding manner, an air inlet pipeline is arranged at an air inlet in the middle of the front surface of the front disc, an air inlet connecting disc is arranged at the front end of the air inlet pipeline, a shell is rotatably connected in the middle between the rear disc and the front disc through a bearing, and the front end of the shell is communicated with the air inlet pipeline;

a rotating mechanism: set up in the trailing flank of back disc, rotary mechanism's front end is located the inside of casing, and rotary mechanism's rear end and the upper end fixed connection of support frame avoid the debris stone in the air to cause the damage to the blade, improve integrated device's life, can adjust the position of airing exhaust according to the installation needs, realize diversified airing exhaust, be applicable to the different demands of airing exhaust, conveniently reduce the required time of installation to integrated device's use.

Furthermore, a control switch is arranged at the left end of the upper surface of the bottom plate at the lower end of the support frame, and the input end of the control switch is electrically connected to an external power supply to control the starting and stopping of the rotating mechanism.

Further, the casing includes wind-guiding casing, air-out pipeline, air-out connecting plate and fresh air inlet, wind-guiding casing passes through the bearing and rotates to be connected between back disc and preceding disc, and wind outlet department of wind-guiding casing is equipped with the air-out pipeline, and the end of air-out pipeline passes the clearance between the connecting plate and is equipped with the air-out connecting plate, and the front surface of wind-guiding casing is equipped with the fresh air inlet, and the fresh air inlet is linked together with the fresh air inlet pipeline, guides the circulation route of air.

Further, rotary mechanism includes motor, carousel and blade, the motor sets up in the trailing flank of back disc, the upper end fixed connection of motor and support frame, and the through-hole on back disc and the wind-guiding casing is passed in proper order to the output shaft front end of motor and is equipped with the carousel, and the front surface of carousel is provided with the blade along annular array outward, and the input electricity of motor is connected in control switch's output, makes the air produce the flow.

Furthermore, the air guide shell is a circular air guide shell, and the central axis of the air guide shell, the central axis of the rear disc and the central axis of the front disc are collinear, so that the normal work of the rotating mechanism is guaranteed.

Furthermore, the outer arc surface annular array of back disc and preceding disc is provided with fixed thread board, and the side all is equipped with the jack post of installing with fixed thread board cooperation around the air-out pipeline, conveniently fixes the position of casing.

Furthermore, the inside sliding connection of intake stack has the cartridge filter, and the front end of cartridge filter is equipped with the connection pad of installing with the cooperation of air inlet connection pad, filters the debris stone in the air.

Compared with the prior art, the utility model has the beneficial effects that: this diversified centrifugal fan of airing exhaust has following benefit:

1. starting motor through control switch, the output shaft of motor drives the carousel and the blade is rotatory, the air between the blade runner rotates along with the blade and rotates, obtain centrifugal force, make the air get into the air-out pipeline through the end of blade, carry to inside the outside ventilation pipe, put at the central point of carousel simultaneously and form the negative pressure, make the air in the outside air intake pipe constantly get into inside the wind-guiding casing through the intake stack, realize the circulation of air, play the effect of ventilation, at the in-process of circulation of air, filter the debris stone in the air through the cartridge filter, avoid the debris stone in the air to cause the damage to the blade, improve overall device's life.

2. When using, according to the position of airing exhaust, rotate the casing, rotate the position to needs with the casing, then inside bolt and fixed thread plate threaded connection and insert the jack post, make the rigidity between casing, preceding disc and the back disc, can adjust the position of airing exhaust according to the installation needs, realize diversified airing exhaust, be applicable to the different demands of airing exhaust, the convenient use to whole device reduces the required time of installation.

Drawings

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

fig. 2 is a schematic structural view of the inside cross section of the air guide casing according to the present invention;

fig. 3 is a schematic structural view of the inside of the air guide casing according to the present invention;

fig. 4 is a schematic structural diagram of the housing of the present invention.

In the figure: the air guide device comprises a rear disc 1, a front disc 2, a connecting plate 3, a sliding groove 4, a supporting frame 5, a rotating mechanism 6, a motor 61, a rotary disc 62, blades 63, a shell 7, an air guide shell 71, an air outlet pipeline 72, an air outlet connecting plate 73, an air inlet hole 74, a jack column 8, a filter cartridge 9, a control switch 10, an air inlet pipeline 11, an air inlet connecting disc 12 and a fixing threaded plate 13.

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.

Referring to fig. 1-4, the present embodiment provides a technical solution: a multi-azimuth air exhaust centrifugal ventilator comprises a rear disc 1, a front disc 2 and a rotating mechanism 6;

rear disc 1: the lower end of the rear side surface of the rotary table is provided with a support frame 5 for supporting the whole device, the outer edge of the front surface of the rear disc 1 is provided with a chute 4, the left end of the upper surface of the bottom plate at the lower end of the support frame 5 is provided with a control switch 10, the input end of the control switch 10 is electrically connected with an external power supply for controlling the starting and stopping of the rotary mechanism 6;

front disc 2: the outer edge of the rear side surface of the rear disc is provided with connecting plates 3 in an annular array, the rear ends of the connecting plates 3 are all in sliding connection with sliding chutes 4, so that the position between the rear disc 1 and the front disc 2 is kept unchanged, an air inlet pipeline 11 is arranged at an air inlet in the middle of the front surface of the front disc 2, an air inlet connecting disc 12 is arranged at the front end of the air inlet pipeline 11, so that the air inlet pipeline 11 is conveniently communicated with an external air inlet pipe, a shell 7 is rotatably connected in the middle between the rear disc 1 and the front disc 2 through a bearing and guides the flow path of air, the front end of the shell 7 is communicated with the air inlet pipeline 11, the shell 7 comprises an air guide shell 71, an air outlet pipeline 72, an air outlet connecting plate 73 and air inlet holes 74, the air guide shell 71 is rotatably connected between the rear disc 1 and the front disc 2 through a bearing, the air outlet pipeline 72 is arranged at the air outlet of the shell 71, the tail end of the air outlet pipeline 72 penetrates through a gap between the connecting plates 3 and is provided with the air outlet connecting plate 73, the front surface of the air guide shell 71 is provided with air inlet holes 74, the air inlet holes 74 are communicated with an air inlet pipeline 11, air entering the air guide shell 71 from the air inlet pipeline 11 is discharged from an air outlet pipeline 72 under the action of a rotating mechanism 6, the air guide shell 71 is a circular air guide shell, the central axis of the air guide shell 71, the central axis of the rear disc 1 and the central axis of the front disc 2 are collinear, the outer arc surface annular arrays of the rear disc 1 and the front disc 2 are provided with fixed threaded plates 13, the front side surface and the rear side surface of the air outlet pipeline 72 are respectively provided with jack columns 8 which are matched with the fixed threaded plates 13, bolts are in threaded connection with the fixed threaded plates 13 and are inserted into the jack columns 8, and the positions among the shell 7, the front disc 2 and the rear disc 1 are fixed;

a rotating mechanism 6: the rear end of the rotating mechanism 6 is positioned in the shell 7, the rear end of the rotating mechanism 6 is fixedly connected with the upper end of the support frame 5, the rotating mechanism 6 comprises a motor 61, a turntable 62 and blades 63, the motor 61 is arranged on the rear side of the rear disc 1, the motor 61 is fixedly connected with the upper end of the support frame 5, the front end of an output shaft of the motor 61 sequentially passes through holes on the rear disc 1 and the air guide shell 71 and is provided with the turntable 62, the blades 63 are arranged on the outer edge of the front surface of the turntable 62 in an annular array, the input end of the motor 61 is electrically connected with the output end of the control switch 10, the motor 61 is started through the control switch 10, the output shaft of the motor 61 drives the turntable 62 and the blades 63 to rotate, air in channels of the blades 63 rotates along with the blades to obtain centrifugal force, and the air enters the air outlet pipeline 72 through the tail ends of the blades 63 and is conveyed to the outside for ventilation, meanwhile, negative pressure is formed in the center of the turntable 62, so that air in an external air inlet pipe continuously enters the air guide shell 71 through the air inlet pipe 11, circulation of the air is achieved, and a ventilation effect is achieved.

The utility model provides a multi-azimuth air exhaust centrifugal ventilator which has the working principle as follows: when the air purifier is used, according to the direction of air exhaust, the shell 7 is rotated, the connecting plate 3 and the front disc 2 are pushed to rotate through the air outlet pipeline 72, the rear end of the connecting plate 3 slides in the chute 4, the shell 7 is rotated to a required position, the air outlet pipeline 72 is communicated with an external ventilation pipe through the air outlet connecting plate 73, the air inlet pipeline 11 is communicated with an external air inlet pipe through the air inlet connecting plate 12 and the connecting plate at the front end of the filter cylinder 9, a bolt is in threaded connection with the fixed threaded plate 13 and is inserted into the jack column 8, the positions among the shell 7, the front disc 2 and the rear disc 1 are fixed, then the motor 61 is started through the control switch 10, the output shaft of the motor 61 drives the rotating disc 62 and the blades 63 to rotate, air among the channels of the blades 63 rotates along with the rotation of the blades to obtain centrifugal force, and the air enters the air outlet pipeline 72 through the tail ends of the blades 63 and is conveyed to the outside for ventilation, meanwhile, negative pressure is formed in the center of the turntable 62, air in the external air inlet pipe continuously enters the air guide shell 71 through the air inlet pipeline 11, circulation of air is achieved, a ventilation effect is achieved, in the air circulation process, sundry stones in the air are filtered through the filter cartridge 9, damage to the blades 63 is avoided, the filter cartridge 9 is periodically detached, and the sundry stones in the air are cleaned.

It should be noted that the motor 61 disclosed in the above embodiment may be a 5IK40RGU-CF motor, and the control switch 10 is provided with a switch button corresponding to the motor 61 for controlling the switch operation thereof.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a diversified centrifugal fan that airs exhaust which characterized in that: comprises a rear disc (1), a front disc (2) and a rotating mechanism (6);

rear disc (1): the lower end of the rear side surface of the rear disc is provided with a support frame (5), and the outer edge of the front surface of the rear disc (1) is provided with a sliding chute (4);

front disc (2): the outer edge of the rear side face of the disc is provided with connecting plates (3) in an annular array, the rear ends of the connecting plates (3) are connected with the sliding grooves (4) in a sliding mode, an air inlet pipeline (11) is arranged at an air inlet in the middle of the front surface of the front disc (2), an air inlet connecting disc (12) is arranged at the front end of the air inlet pipeline (11), a shell (7) is rotatably connected to the middle between the rear disc (1) and the front disc (2) through a bearing, and the front end of the shell (7) is communicated with the air inlet pipeline (11);

rotation mechanism (6): the rotating mechanism is arranged on the rear side surface of the rear disc (1), the front end of the rotating mechanism (6) is positioned in the shell (7), and the rear end of the rotating mechanism (6) is fixedly connected with the upper end of the support frame (5).

2. A multi-azimuth centrifugal fan according to claim 1, wherein: the left end of the upper surface of the bottom plate at the lower end of the support frame (5) is provided with a control switch (10), and the input end of the control switch (10) is electrically connected with an external power supply.

3. A multi-azimuth centrifugal fan according to claim 2, wherein: casing (7) are including wind-guiding casing (71), air-out pipeline (72), air-out connecting plate (73) and fresh air inlet (74), wind-guiding casing (71) are rotated through the bearing and are connected between back disc (1) and preceding disc (2), and the air outlet department of wind-guiding casing (71) is equipped with air-out pipeline (72), and the end of air-out pipeline (72) passes the clearance between connecting plate (3) and is equipped with air-out connecting plate (73), and the front surface of wind-guiding casing (71) is equipped with fresh air inlet (74), and fresh air inlet (74) are linked together with fresh air inlet (11).

4. A multi-azimuth centrifugal fan according to claim 3, wherein: rotary mechanism (6) include motor (61), carousel (62) and blade (63), motor (61) set up in the trailing flank of back disc (1), the upper end fixed connection of motor (61) and support frame (5), the output shaft front end of motor (61) passes through the through-hole on back disc (1) and the wind-guiding casing (71) in proper order and is equipped with carousel (62), and the front surface of carousel (62) is provided with blade (63) along annular array outward, and the input electricity of motor (61) is connected in the output of control switch (10).

5. A multi-azimuth centrifugal fan according to claim 3, wherein: the air guide shell (71) is a circular air guide shell, and the central axis of the air guide shell (71), the central axis of the rear disc (1) and the central axis of the front disc (2) are collinear.

6. A multi-azimuth centrifugal fan according to claim 3, wherein: the outer arc surface annular array of back disc (1) and preceding disc (2) is provided with fixed screw thread board (13), and the side all is equipped with plug-in hole post (8) of installing with fixed screw thread board (13) cooperation around tuber pipe (72).

7. A multi-azimuth centrifugal fan according to claim 1, wherein: the inside sliding connection of intake stack (11) has cartridge filter (9), and the front end of cartridge filter (9) is equipped with the connection pad of installing with air inlet connection pad (12) cooperation.