CN211474484U

CN211474484U - Horizontal speed reducer for axial flow fan

Info

Publication number: CN211474484U
Application number: CN202020018697.6U
Authority: CN
Inventors: 陈文蔚
Original assignee: Suzhou Qianchuan Electromechanical Co ltd
Current assignee: Suzhou Qianchuan Electromechanical Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-09-11
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a horizontal speed reducer for axial fan, the dipping barrel comprises a barrel body, be provided with the main shaft in the staving, the fixed lower bearing that is provided with of bottom in the staving, the main shaft lower extreme rotates with lower bearing to be connected, the staving top is provided with upper bearing and bearing cap, the main shaft upper end passes upper bearing and bearing cap and main shaft upper end in proper order and is connected with the two is all rotated, it is equipped with the rolling disc to be located the cover on the inside main shaft of staving, the staving outside is provided with the motor, the output shaft of motor penetrates the staving and is located the disc fixed connection of the internal disc that throws away of staving, be provided with axis of rotation and through-hole on the disc that throws away, all be provided with sawtooth structure and the two meshes through sawtooth structure mutually on axis of rotation and the rolling disc, the motor can drive.

Description

Horizontal speed reducer for axial flow fan

Technical Field

The utility model relates to a technical field of speed reducer, concretely relates to horizontal speed reducer for axial fan.

Background

The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission which are enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The existing horizontal speed reducer special for the fan generally adopts a common single-stage cylindrical gear transmission mode, the gear is high in noise, easy to wear, high in failure rate and low in service life in the use process, a bearing on an output shaft is lubricated by traditional grease, the machine needs to be stopped periodically to fill the grease in the operation process, and the maintenance is inconvenient, so that the problems to be solved are that the noise is high, and the operation and the maintenance are inconvenient for the horizontal speed reducer for the axial flow fan.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a horizontal speed reducer for an axial flow fan, which can reduce noise and is convenient to maintain.

In order to achieve the above purpose, the utility model discloses a technical scheme is: horizontal speed reducer for axial fan, the dipping barrel comprises a barrel body, be provided with the main shaft in the staving, the fixed lower bearing that is provided with of bottom in the staving, the main shaft lower extreme rotates with lower bearing to be connected, the staving top is provided with upper bearing and bearing cap, the main shaft upper end is passed upper bearing and bearing cap in proper order and main shaft upper end and is all rotated with the two and be connected, the cover is equipped with the rolling disc on the main shaft that is located staving inside, the staving outside is provided with the motor, the output shaft of motor penetrates the staving and is located the disc fixed connection of the hydro-extracting disc of staving, be provided with axis of rotation and through-hole on the hydro-extracting disc, all be provided with serration structure.

The horizontal speed reducer for the axial flow fan has the advantages that the motor rotates to drive the oil throwing disc to rotate, the oil throwing disc is provided with the through hole, oil is thrown onto the upper bearing from the through hole arranged on the oil throwing disc to replace the traditional upper bearing which is lubricated by grease, the upper bearing can be lubricated in the operation process without periodically stopping and filling the grease, so that the maintenance is more convenient, the working efficiency of the horizontal speed reducer is improved, the oil throwing disc is provided with the rotating shaft, the rotating shaft and the rotating disc are both provided with the sawtooth structure, the motor rotates to drive the oil throwing disc to rotate and further drive the rotating shaft to rotate, the rotating shaft and the rotating disc are meshed through the sawtooth structure, the rotating shaft rotates to drive the rotating disc to rotate and further drive the main shaft to rotate, the rotating shaft and the rotating disc are replaced by the meshing of the sawtooth structure, the common single-stage gear transmission mode, the service life of the horizontal speed reducer is prolonged.

As a further improvement, the utility model discloses a still include the shaft coupling, the shaft coupling setting is between staving and motor, the input of shaft coupling and the output shaft fixed connection of motor, and the output of shaft coupling penetrates staving and disc fixed connection, and the shaft coupling has replaced traditional transmission shaft hookup, makes the installation maintain more convenient.

As a further improvement, the utility model discloses a still include the base, staving and motor are all fixed to be set up on the base, make staving and motor remain stable at the during operation, make things convenient for the two to remove simultaneously.

As a further improvement of the utility model, a first sealing ring is arranged between the main shaft and the bearing cover, the main shaft and the bearing cover are rotatably connected, and the first sealing ring between the main shaft and the bearing cover can avoid oil leakage from the gap between the main shaft and the bearing cover

As a further improvement, the utility model discloses a staving top still is provided with the oil blanket, and the oil blanket is located between upper bearing and the bearing cap, and the main shaft upper end is passed the oil blanket and is connected rather than rotating, further avoids oil to reveal from the staving, seals up oil inside the staving.

As a further improvement, the utility model discloses a bearing cap detachable sets up on the staving, all be provided with the second through-hole on bearing cap and the staving, all be provided with the helicitic texture in two second through-holes, be provided with the bolt on the bearing cap, the bolt just locks the bearing cap on the staving with the equal threaded connection of two second through-holes, all be provided with the second through-hole on bearing cap and the staving, bolt and the equal threaded connection of two second through-holes, the second through-hole that the bolt passed the bearing cap and the second through-hole of staving locks the bearing cap on the staving, the during operation locks the bearing cap on the staving, when needing to inspect horizontal speed reducer, take out the bolt slip from the second through-hole.

As a further improvement, the second sealing ring is arranged between the output shaft of the motor and the barrel body, and the second sealing ring prevents oil from leaking from the barrel body.

As a further improvement, the through holes are multiple, and the oil thrower is provided with a plurality of through holes, so that oil can be thrown out from the oil thrower more conveniently.

Drawings

FIG. 1 is a structural view of a rotary plate according to the present embodiment;

FIG. 2 is a block diagram of the present embodiment;

fig. 3 is a structural view of the oil seal cap of the present embodiment.

In the figure:

1-barrel body; 2-a main shaft; 3-a lower bearing; 4-an upper bearing; 5-a bearing cap; 6-rotating the disc; 7-oil slinger; 8-a rotating shaft; 9-a through hole; 10-a coupler; 11-oil sealing cover; 12-bolt.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to the attached drawings 1-3, the horizontal speed reducer for the axial flow fan comprises a barrel body 1, a main shaft 2 is arranged in the barrel body 1, a lower bearing 3 is fixedly arranged at the bottom in the barrel body 1, the lower end of the main shaft 2 is rotatably connected with the lower bearing 3, an upper bearing 4 and a bearing cover 5 are arranged at the top of the barrel body 1, the upper end of the main shaft 2 sequentially penetrates through the upper bearing 4 and the bearing cover 5, the upper end of the main shaft 2 is rotatably connected with the upper end of the main shaft 2, a rotating disc 6 is sleeved on the main shaft 2 positioned in the barrel body 1, a motor is arranged outside the barrel body 1, an output shaft of the motor penetrates through the barrel body 1 and is fixedly connected with an oil thrower 7 positioned in the barrel body 1, a rotating shaft 8 and a through hole 9 are arranged on the oil thrower 7, the rotating shaft 8 and the rotating disc 6 are both provided with, the oil thrower 7 is provided with a through hole 9, oil is thrown onto the upper bearing 4 from the through hole 9 arranged on the oil thrower 7, the traditional oil lubrication of the upper bearing 4 is replaced, in the operation process, the upper bearing 4 can be lubricated, the machine does not need to be stopped periodically to be filled with grease, so that the maintenance is more convenient, the working efficiency of the horizontal speed reducer is improved, the oil thrower 7 is provided with the rotating shaft 8, the rotating shaft 8 and the rotating disc 6 are both provided with a sawtooth structure, the motor rotates to drive the oil thrower 7 to rotate, thereby driving the rotating shaft 8 to rotate, the rotating shaft 8 is meshed with the rotating disc 6 through a saw-toothed structure, the rotating shaft 8 rotates to drive the rotating disc 6 to rotate, and then drive main shaft 2 and rotate, axis of rotation 8 and rolling disc 6 have been replaced through the meshing of cockscomb structure, and ordinary single-stage bevel gear drive mode has effectually reduced the noise, has improved horizontal speed reducer's life.

The utility model provides a still include shaft coupling 10, shaft coupling 10 sets up between staving 1 and motor, the input of shaft coupling 10 and the output shaft fixed connection of motor, and the output of shaft coupling 10 penetrates staving 1 and oil thrower 7 fixed connection, and shaft coupling 10 has replaced traditional transmission shaft hookup, makes the installation maintain more convenient.

The base still includes of this embodiment, and staving 1 and motor are all fixed to be set up on the base, make staving 1 and motor remain stable at the during operation, make things convenient for the two to remove simultaneously.

A first sealing ring is arranged between the main shaft 2 and the bearing cover 5, the main shaft 2 is rotatably connected with the bearing cover 5, and the first sealing ring between the main shaft 2 and the bearing cover can prevent oil from leaking from a gap between the main shaft and the bearing cover.

The 1 top of staving of this embodiment still is provided with oil blanket 11, and oil blanket 11 is located between upper bearing 4 and the

bearing cap

5, and 2 upper ends of main shaft pass oil blanket 11 and rather than rotate and be connected, further avoid oil to reveal from staving 1, with oil seal inside staving 1.

The bearing cap 5 detachable of this embodiment sets up on staving 1, all be provided with the second through-hole on bearing cap 5 and the staving 1, all be provided with the helicitic texture in two second through-holes, be provided with bolt 12 on the bearing cap 5, bolt 12 just locks bearing cap 5 on staving 1 with the equal threaded connection of two second through-holes, bolt 12 passes the second through-hole of bearing cap and the locking of staving volume second through-hole with bearing cap 5 on staving 1, the during operation locks bearing cap 5 on staving 1, when needing to inspect horizontal speed reducer, slide bolt 12 and take out from the second through-hole.

Be provided with the second sealing washer between the output shaft of the motor of this embodiment and staving 1, the second sealing washer prevents that oil from revealing from staving 1.

The through holes 9 of this embodiment are a plurality of, set up a plurality of through holes 9 on the disc 7, can make oil more convenient throw away from disc 7.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. Horizontal speed reducer for axial fan, its characterized in that: comprises a barrel body (1), a main shaft (2) is arranged in the barrel body (1), a lower bearing (3) is fixedly arranged at the bottom in the barrel body (1), the lower end of the main shaft (2) is rotatably connected with the lower bearing (3), an upper bearing (4) and a bearing cover (5) are arranged at the top of the barrel body (1), the upper end of the main shaft (2) sequentially penetrates through the upper bearing (4) and the bearing cover (5), the upper end of the main shaft (2) is rotatably connected with the upper end of the main shaft and the bearing cover, a rotating disc (6) is sleeved on the main shaft (2) positioned in the barrel body (1), a motor is arranged outside the barrel body (1), an output shaft of the motor penetrates through the barrel body (1) and is fixedly connected with an oil throwing disc (7) positioned in the barrel body (1), a rotating shaft (8) and a through hole (9) are arranged on the oil throwing disc (7), a sawtooth structure is arranged on the rotating shaft (8), the motor can drive the rotating shaft (8) to rotate on the rotating disc (6).

2. The horizontal reducer for an axial flow fan according to claim 1, wherein: the oil thrower is characterized by further comprising a coupler (10), wherein the coupler (10) is arranged between the barrel body (1) and the motor, the input end of the coupler (10) is fixedly connected with the output shaft of the motor, and the output end of the coupler (10) penetrates into the barrel body (1) and is fixedly connected with the oil thrower disc (7).

3. The horizontal speed reducer for the axial flow fan according to claim 1 or 2, characterized in that: the electric kettle is characterized by further comprising a base, wherein the barrel body (1) and the motor are fixedly arranged on the base.

4. The horizontal reducer for an axial flow fan according to claim 1, wherein: a first sealing ring is arranged between the main shaft (2) and the bearing cover (5).

5. The horizontal reducer for an axial flow fan according to claim 1, wherein: an oil sealing cover (11) is further arranged at the top of the barrel body (1), the oil sealing cover (11) is located between the upper bearing (4) and the bearing cover (5), and the upper end of the main shaft (2) penetrates through the oil sealing cover (11) and is rotatably connected with the main shaft.

6. The horizontal reducer for an axial flow fan according to claim 1, wherein: bearing cap (5) detachable sets up on staving (1), all be provided with the second through-hole on bearing cap (5) and staving (1), two all be provided with helicitic texture in the second through-hole, be provided with bolt (12) on bearing cap (5), bolt (12) and the equal threaded connection of two second through-holes just lock bearing cap (5) on staving (1).

7. The horizontal reducer for an axial flow fan according to claim 1, wherein: and a second sealing ring is arranged between the output shaft of the motor and the barrel body (1).

8. The horizontal reducer for an axial flow fan according to claim 1, wherein: the through holes (9) are multiple.