CN210087645U

CN210087645U - Multi-direction air supply type centrifugal fan

Info

Publication number: CN210087645U
Application number: CN201920495648.9U
Authority: CN
Inventors: 陈宏根
Original assignee: Yancheng City Ya Lin Fan Manufacturing Co Ltd
Current assignee: Yancheng City Ya Lin Fan Manufacturing Co Ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-02-18
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses a multi-direction air supply formula centrifugal fan relates to centrifugal fan technical field, including the equipment platform, the top of equipment platform is fixed with the motor, the motor output has cup jointed the flange, one side of flange is connected with the reduction gear, the output of reduction gear is connected with the fan, the air intake has been seted up to one side of fan, the front end welding of fan has out the tuber pipe, it is equipped with the windshield piece to go out the intraductal. The utility model discloses, through the multi-direction air supply that many lead to the joint and realize the single pipeline fan, directly will many lead to the joint through bolted connection on the play tuber pipe of ordinary fan in the market can, it is all very convenient to install and dismantle, and just many lead to every tap that connects all is equipped with the valve, is in encapsulated situation when not having other pipe connections, can not influence the air-out dynamics of fan, is provided with the air-out volume that the piece that keeps off the wind can make every tap through the spanner drive in the play tuber pipe of fan and varies.

Description

Multi-direction air supply type centrifugal fan

Technical Field

The utility model relates to a centrifugal fan technical field, in particular to multi-direction air supply formula centrifugal fan.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal 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.

Most of the existing centrifugal fans are of a straight-in type, namely an air inlet and an air outlet, but the existing production requirements cannot be met, and a plurality of communication joints are not matched with the centrifugal fans in the market, so that the technical personnel in the field provide the centrifugal fan with the air supply in multiple directions to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-direction air supply formula centrifugal fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a multi-direction air supply formula centrifugal fan, includes the equipment platform, the top of equipment platform is fixed with the motor, the flange has been cup jointed to the motor output, one side of flange is connected with the reduction gear, the output of reduction gear is connected with the fan, the air intake has been seted up to one side of fan, the front end welding of fan has a tuber pipe, it is intraductal to be equipped with the windshield to go out the tuber, it has the five-way connecting piece to go out to manage through screwed connection, the both sides of five-way connecting piece have welded first joint and third respectively, the top welding of five-way connecting piece has the second to connect, and the front end welding of five-way connecting piece has the.

As a further description of the above technical solution: and a first sealing element and a second sealing element are respectively arranged in the first joint and the third joint, and balls are placed in the second joint and the main joint.

As a further description of the above technical solution: the first sealing piece and the second sealing piece are composed of a sealing piece, a threaded cylinder and a supporting rod, the sealing piece is connected to the tail end of the supporting rod, and the supporting rod is inserted into the threaded cylinder.

As a further description of the above technical solution: one section of the supporting rod positioned in the threaded cylinder is sleeved with a spring, a clamping piece limiting spring is arranged on the inner diameter of the threaded cylinder, and a stop block abutting spring is arranged on the supporting rod.

As a further description of the above technical solution: the diameter of the second joint is smaller than the diameters of the first joint and the third joint, the diameters of the first joint and the third joint are equal, and the diameter of the main joint is larger than the diameters of the first joint and the third joint.

As a further description of the above technical solution: the wind outlet pipe is rotatably connected with a pair of rotating shafts, the pair of rotating shafts are respectively connected with a first connecting rod and a second connecting rod in a pin joint mode, a connecting sheet is fixed between the first connecting rod and the second connecting rod, a wrench is fixed at the center of the connecting sheet, and a supporting seat is arranged at the bottom end of the wrench and the wind outlet pipe is fixed.

As a further description of the above technical solution: and the pair of rotating shafts penetrate through the air outlet pipe and are connected with the wind shielding sheet, and the other end of the wind shielding sheet is in pin connection with the inner wall of the air outlet pipe.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this scheme is exactly that a connecting piece that can connect ordinary fan on the market is designed, turn into single wind direction multi-direction through this connecting piece, can satisfy different demands during production, and the diameter of every joint differs, in order to satisfy the diameter of different connecting tube, and can also change wind strength through this setting, the pipeline diameter is little, then wind-force is big, be applicable to cleaning equipment, the pipeline is big, then wind-force is little, but the area is big, the use is applicable to ventilation, accomplish a tractor serves several purposes, and the cost is saved.

2. Compared with the prior art, this scheme is through leading to the multi-direction air supply that connects the realization single pipeline fan that leads to more, directly will lead to the joint through bolted connection on the play tuber pipe of ordinary fan in market can, it is all very convenient to install and dismantle, and lead to every tap that connects more and all be equipped with the valve, be in encapsulated situation when not having other pipe connection, can not influence the air-out dynamics of fan, it can ventilate to cup joint supporting pipeline when needs use, and be provided with the air-out volume that the piece that keeps off the wind can make every tap through the spanner drive in the play tuber pipe of fan and vary, perhaps direct airtight play tuber pipe.

Drawings

FIG. 1 is a schematic structural view of a multi-directional blowing type centrifugal fan;

FIG. 2 is a schematic view of the interior of a five-way connection member of a multi-directional blowing centrifugal fan;

FIG. 3 is a view showing a structure of a multi-directional centrifugal wind seal;

FIG. 4 is a sectional view of a multi-directional centrifugal wind seal;

fig. 5 is an enlarged view of a position a in a multi-directional blowing type centrifugal wind.

In the figure: 1. a motor; 2. a flange; 3. a speed reducer; 4. an equipment platform; 5. a fan; 6. a wind-shielding sheet; 7. a first joint; 8. a five-way connecting piece; 9. an air inlet; 10. an air outlet pipe; 11. a second joint; 12. a third joint; 13. a main joint; 14. a first seal member; 15. a second seal member; 16. a ball bearing; 17. sealing the sheet; 18. a threaded barrel; 19. a support rod; 20. a first link; 21. a second link; 22. a rotating shaft; 23. a supporting seat; 24. a wrench; 25. and (7) connecting the sheets.

Detailed Description

Referring to fig. 1-5, a multi-direction air supply type centrifugal fan comprises an equipment platform 4, a motor 1 is fixed at the top of the equipment platform 4, a flange 2 is sleeved at the output end of the motor 1, a speed reducer 3 is connected to one side of the flange 2, a fan 5 is connected to the output end of the speed reducer 3, an air inlet 9 is formed in one side of the fan 5, an air outlet pipe 10 is welded at the front end of the fan 5, a wind blocking piece 6 is arranged in the air outlet pipe 10, a five-way connecting piece 8 is connected to the air outlet pipe 10 through screws, a first connector 7 and a third connector 12 are welded to two sides of the five-way connecting piece 8 respectively, a second connector 11 is welded at the top of the five-way connecting piece 8, and a.

A first sealing element 14 and a second sealing element 15 are respectively arranged in the first joint 7 and the third joint 12, a ball 16 is arranged in the second joint 11 and the main joint 13, the first sealing element 14, the second sealing element 15 and the ball 16 keep sealing under the condition of no external pipeline, the air output of the fan 5 is not influenced, and air tightness is kept;

the first sealing element 14 and the second sealing element 15 are composed of a sealing piece 17, a threaded cylinder 18 and a resisting rod 19, the sealing piece 17 is connected to the tail end of the resisting rod 19, the resisting rod 19 is inserted into the threaded cylinder 18, the sealing piece 17 achieves air tightness, the threaded cylinder 18 is connected with an external pipeline, the resisting rod 19 is pressed by a pressing piece in the external pipeline to stretch a spring so that the sealing piece 17 is separated from the joint of the threaded cylinder 18, and ventilation is achieved;

a spring is sleeved on a section of the abutting rod 19 positioned in the threaded cylinder 18, a clamping piece limiting spring is arranged on the inner diameter of the threaded cylinder 18, a stop block abutting spring is arranged on the abutting rod 19, and the spring mainly has the effect that the sealing piece 17 is attached to the threaded cylinder 18 under the action of no external force to achieve sealing;

the diameter of the second joint 11 is smaller than that of the first joint 7 and the third joint 12, the diameters of the first joint 7 and the third joint 12 are equal, the diameter of the main joint 13 is larger than those of the first joint 7 and the third joint 12, and the design is suitable for different external pipeline designs;

the air outlet pipe 10 is rotatably connected with a pair of rotating shafts 22, the pair of rotating shafts 22 are respectively connected with a first connecting rod 20 and a second connecting rod 21 in a pin joint mode, a connecting piece 25 is fixed between the first connecting rod 20 and the second connecting rod 21, a wrench 24 is fixed at the center of the connecting piece 25, a supporting seat 23 is arranged at the bottom end of the wrench 24 and fixed with the air outlet pipe 10, and the wrench 24 drives the first connecting rod 20 and the second connecting rod 21 to rotate through the connecting piece 25, so that the rotating shafts 22 rotate to drive the wind blocking pieces 6 to change the angle and change the wind direction;

the pair of rotating shafts 22 penetrate through the air outlet pipe 10 and are connected with the wind shield 6, and the other end of the wind shield 6 is in pin connection with the inner wall of the air outlet pipe 10.

The working principle is as follows: the utility model relates to a multi-direction air supply type centrifugal fan, when using, firstly, the motor 1 drives the reducer 3 (model is BWY27) to rotate through the flange 2, the speed difference is eliminated through the reducer 3, then the fan 5 is driven to rotate, the generated wind is blown out through the air outlet pipe 10, at the moment, the wind is divided through the five-way connecting piece 8 connected on the air outlet pipe 10, firstly, the first joint 7, the second joint 11, the third joint 12 and the main joint 13 are completely sealed, which wind port needs to be used to connect the external pipeline to the upper surface, if the first joint 7 and the third joint 12 are used, the external pipeline is connected with the thread cylinder 18, the abutting rod 19 is abutted by the abutting piece in the external pipeline to the extension spring to separate the sealing piece 17 from the laminating of the thread cylinder 18, then ventilation is realized, if the second joint 11 and the main joint 13 need to be connected through the thread connection, then the abutting piece of the external pipeline is abutted, the angle of the wind shield 6 is controlled by pulling the wrench 24 on the wind outlet pipe 10, so as to control the flowing direction or the sealing of the wind direction.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a multi-direction air supply formula centrifugal fan, includes equipment platform (4), its characterized in that: the top of equipment platform (4) is fixed with motor (1), flange (2) have been cup jointed to motor (1) output, one side of flange (2) is connected with reduction gear (3), the output of reduction gear (3) is connected with fan (5), air intake (9) have been seted up to one side of fan (5), the front end welding of fan (5) has out tuber pipe (10), it is equipped with wind-break piece (6) in tuber pipe (10), it has five-way connecting piece (8) to go out to go up through screwed connection on tuber pipe (10), the both sides of five-way connecting piece (8) have welded first joint (7) and third joint (12) respectively, the top welding of five-way connecting piece (8) has second to connect (11), and the front end welding of five-way connecting piece (8) has main joint (13).

2. The multi-directional blowing type centrifugal fan according to claim 1, wherein: a first sealing element (14) and a second sealing element (15) are respectively arranged in the first joint (7) and the third joint (12), and balls (16) are placed in the second joint (11) and the main joint (13).

3. The multi-directional blowing type centrifugal fan according to claim 2, wherein: the first sealing element (14) and the second sealing element (15) are composed of a sealing piece (17), a threaded cylinder (18) and a resisting rod (19), the sealing piece (17) is connected to the tail end of the resisting rod (19), and the resisting rod (19) is inserted into the threaded cylinder (18).

4. The multi-directional blowing type centrifugal fan according to claim 3, wherein: one section of the support rod (19) located in the threaded cylinder (18) is sleeved with a spring, a clamping piece limiting spring is arranged on the inner diameter of the threaded cylinder (18), and a stop block abutting against the spring is arranged on the support rod (19).

5. The multi-directional blowing type centrifugal fan according to claim 1, wherein: the diameter of the second joint (11) is smaller than the diameters of the first joint (7) and the third joint (12), the diameters of the first joint (7) and the third joint (12) are equal, and the diameter of the main joint (13) is larger than the diameters of the first joint (7) and the third joint (12).

6. The multi-directional blowing type centrifugal fan according to claim 1, wherein: go out to rotate on the tuber pipe (10) and be connected with a pair of pivot (22), and on a pair of pivot (22) respectively pin joint have first connecting rod (20) and second connecting rod (21), be fixed with between first connecting rod (20) and second connecting rod (21) connection piece (25), and the center department of connection piece (25) is fixed with spanner (24), and spanner (24) bottom is equipped with supporting seat (23) and goes out tuber pipe (10) and fix.

7. The multi-directional blowing type centrifugal fan according to claim 6, wherein: the pair of rotating shafts (22) penetrate through the air outlet pipe (10) and are connected with the wind-shielding sheet (6), and the other end of the wind-shielding sheet (6) is connected to the inner wall of the air outlet pipe (10) through a pin.