CN216381937U

CN216381937U - Fan with speed regulation function

Info

Publication number: CN216381937U
Application number: CN202123149729.XU
Authority: CN
Inventors: 王胜利; 秦书青
Original assignee: Shandong Beichuan Air Conditioning Equipment Co ltd
Current assignee: Shandong Beichuan Air Conditioning Equipment Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-04-26
Anticipated expiration: 2031-12-15

Abstract

The utility model provides a fan with a speed regulation function, belongs to the technical field of fans, and comprises a bottom plate, a buffer device and a dustproof device, wherein a fan main body is fixedly arranged on the upper surface of the bottom plate, the buffer device is arranged in the fan main body and comprises a motor, a cavity is formed in the fan main body, the motor is fixedly arranged in the cavity, fan blades are fixedly arranged on the outer surface of an output shaft of the motor, the upper surface of the fan main body is rotatably connected with a handle in a penetrating manner, a first helical gear is fixedly arranged on the lower surface of the handle, the fan main body is positioned on two sides of the first helical gear and is respectively provided with a first through groove, a first bearing is fixedly arranged in each through groove, and a cross bar is fixedly arranged in each first bearing. The speed of the fan is reduced by the friction plates fixedly arranged on the surfaces of the push plate and the motor output shaft, so that the speed of the fan can be regulated.

Description

Fan with speed regulation function

Technical Field

The utility model belongs to the technical field of fans, and particularly relates to a fan with a speed regulation function.

Background

The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator. Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling.

Most of existing fans are operated in a constant-speed mode, long-time surplus and energy waste of energy used by the fans are inevitably caused, and when wind power of different sizes needs to be used in some places, the fans cannot be directly decelerated, the fans of different sizes need to be replaced, so that the fans are extremely inconvenient to use, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that the fan cannot be directly decelerated in the prior art, and provides a fan with a speed regulation function.

In order to achieve the purpose, the utility model adopts the following technical scheme: a fan with a speed regulation function comprises a bottom plate, a buffer device and a dustproof device, wherein a fan main body is fixedly installed on the upper surface of the bottom plate, the buffer device is arranged in the fan main body and comprises a motor, a cavity is formed in the fan main body, the motor is fixedly installed in the cavity, fan blades are fixedly installed on the outer surface of an output shaft of the motor, a handle is rotatably connected to the upper surface of the fan main body in a penetrating manner, a first helical gear is fixedly installed on the lower surface of the handle, first through grooves are formed in the two sides of the first helical gear of the fan main body, a first bearing is fixedly installed in the first through grooves, a cross rod is fixedly installed in the first bearing, a second helical gear is fixedly installed at one end, close to the first helical gear, of the cross rod, and second through grooves are formed in the two ends, located at the two ends of the output shaft of the motor, of the fan main body, the inside fixed mounting that leads to the groove of second has the second bearing, the inside fixed mounting of second bearing has a screw thread section of thick bamboo, the inside threaded connection of a screw thread section of thick bamboo has the screw rod, the one end fixed mounting that the screw rod is close to motor output shaft has the push pedal.

The fan is characterized in that a limiting plate is fixedly mounted on the surface of the handle, a screw hole is formed in the upper surface of the limiting plate, a first screw is arranged on the upper surface of the fan main body, and the first screw is in threaded connection with the screw hole.

The belt is movably connected with the surfaces of the cross rod and the threaded cylinder, and the second bevel gear is meshed with the first bevel gear.

The two push plates are respectively positioned on the surfaces of two sides of the motor output shaft, a telescopic rod is fixedly installed between each push plate and the inside of the cavity, and friction plates are fixedly installed on the outer surface of the motor output shaft and the inner surface of each push plate.

The utility model discloses a fan, including fan main body, air-out pipeline, apron fixed mounting, square groove, dust guard, diaphragm composite mount, air-out pipeline, air suction pipeline, dust guard, apron fixed mounting, air suction pipeline keep away from the surface of fan main body and be provided with dust keeper, dust keeper includes the apron, apron fixed mounting is at air suction pipeline's surface, the square groove has been seted up to the surface of apron, and communicates inside the cavity in the middle of the square groove, the inside movable mounting of square groove has the dust guard, the dust guard is a plurality of annular slab and diaphragm composite mount.

The both sides of apron have all been seted up the spout, the inside slidable mounting of spout has the brush board, the side threaded connection of apron has the second screw, second screw thread runs through to inside the spout.

The inside a plurality of atomizer that are provided with of cavity, the surface intercommunication of fan main part has the inlet tube, and the inlet tube communicates to atomizer.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, when the speed-regulating fan is used, the motor is started to drive the fan blades to rotate, the fan normally operates, when the speed of the fan needs to be reduced, the handle is rotated to drive the first bevel gear to rotate, the first bevel gear drives the second bevel gears on two sides to rotate, the second bevel gears drive the cross rod to rotate, the cross rod is connected with the threaded cylinder through the belt, so that the cross rod drives the threaded cylinder to rotate, the threaded cylinder drives the screw rod to move towards the inner part of the cavity, the screw rod moves to drive the push plate to extrude a motor output shaft, the deviation generated when the push plate moves can be avoided through the fixedly installed telescopic rod, the speed reduction is carried out through the friction plate fixedly installed on the surfaces of the push plate and the motor output shaft, meanwhile, the limiting plate fixedly installed on the surface of the handle is locked through the first screw, the rotating speed at the moment is fixed, the speed regulation of the fan can be carried out, the use is convenient, and the situation that the size of the fan needs to be changed in different places is avoided, thereby increasing the working efficiency.

2. According to the utility model, when the fan is used, the cover plate is fixedly arranged on the surface of the air suction pipeline of the fan, the dust guard plate is fixedly arranged in the cover plate through the screws, the dust guard plate is formed by combining and installing a plurality of annular plates and transverse plates, so that when air suction is carried out, the phenomenon that an accident happens when a worker mistakenly touches the air suction pipeline is avoided, meanwhile, the brush plate is slidably installed, so that ash can be conveniently removed from the dust guard plate, the use is convenient and rapid, water flow is guided into the fan body through the water inlet pipe, so that the water flow is cleaned through the atomizing nozzle, and the inside of the cavity is conveniently cleaned.

Drawings

FIG. 1 is a schematic perspective view of a fan with a speed regulation function according to the present invention;

FIG. 2 is a schematic structural diagram of an internal structure of the fan with a speed regulation function shown in FIG. 1;

FIG. 3 is a schematic structural view of a fan buffering device with a speed regulation function shown in FIG. 1;

FIG. 4 is a schematic structural diagram of a blower A with a speed regulation function shown in FIG. 3;

fig. 5 is a schematic structural view of a fan dust-proof device with a speed regulation function shown in fig. 1.

Illustration of the drawings: 1. a buffer device; 101. a handle; 102. a limiting plate; 103. a first helical gear; 104. a cross bar; 105. a belt; 106. a second helical gear; 107. a first bearing; 108. a motor; 109. a threaded barrel; 110. a second bearing; 111. pushing the plate; 112. a fan blade; 113. a screw; 2. a fan main body; 3. an air suction pipeline; 4. a dust-proof device; 41. a water inlet pipe; 42. an atomizing spray head; 43. a cover plate; 44. a brush plate; 45. a second screw; 46. a chute; 47. a dust-proof plate; 5. a base plate; 6. an air outlet pipeline; 7. a cavity.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, a fan with a speed regulation function includes a bottom plate 5, a buffer device 1, and a dustproof device 4, wherein a fan main body 2 is fixedly installed on an upper surface of the bottom plate 5, and the buffer device 1 is installed inside the fan main body 2.

The specific arrangement and function of the damping device 1 and the dust-proof device 4 will be described in detail below.

As shown in fig. 2, 3 and 4, the buffering device 1 includes a motor 108, a cavity 7 is formed inside a fan body 2, the motor 108 is fixedly installed inside the cavity 7, fan blades 112 are fixedly installed on the outer surface of an output shaft of the motor 108, a handle 101 is rotatably connected to the upper surface of the fan body 2 in a penetrating manner, a first helical gear 103 is fixedly installed on the lower surface of the handle 101, first through grooves are formed on both sides of the first helical gear 103 of the fan body 2, a first bearing 107 is fixedly installed inside the first through grooves, a cross bar 104 is fixedly installed inside the first bearing 107, a second helical gear 106 is fixedly installed at one end of the cross bar 104 close to the first helical gear 103, second through grooves are formed on both ends of the output shaft of the motor 108 of the fan body 2, a second bearing 110 is fixedly installed inside the second through grooves, a threaded cylinder 109 is fixedly installed inside the second bearing 110, and a screw 113 is connected to the threaded cylinder 109, one end of the screw 113 close to the output shaft of the motor 108 is fixedly provided with a push plate 111.

The surface of the handle 101 is fixedly provided with a limiting plate 102, the upper surface of the limiting plate 102 is provided with a screw hole, the upper surface of the fan main body 2 is provided with a first screw, the first screw is in threaded connection with the screw hole, the first screw is fixedly installed on the limiting plate 102 on the surface of the handle 101 in a locking mode, and the rotating speed of the fan main body 2 is fixed at the moment.

The cross bar 104 is movably connected with a belt 105 on the surface of a threaded cylinder 109, and a second bevel gear 106 is meshed with the first bevel gear 103.

The two push plates 111 are respectively positioned on the surfaces of the two sides of the output shaft of the motor 108, a telescopic rod is fixedly installed between the push plates 111 and the inside of the cavity 7, friction plates are fixedly installed on the outer surface of the output shaft of the motor 108 and the inner surface of the push plates 111, and the speed is reduced through the friction plates fixedly installed on the surfaces of the push plates 111 and the output shaft of the motor 108.

The effect is that, when in use, the motor 108 is started to drive the fan blade 112 to rotate, at this time, the fan operates normally, when the fan needs to be decelerated, the handle 101 is rotated, the handle 101 drives the first helical gear 103 to rotate, the first helical gear 103 drives the second helical gears 106 at two sides to rotate, the second helical gear 106 drives the cross rod 104 to rotate, the cross rod 104 is connected with the threaded cylinder 109 through the belt 105, so that the cross rod 104 drives the threaded cylinder 109 to rotate, the threaded cylinder 109 drives the screw 113 to move towards the inside of the cavity 7, the screw 113 moves to drive the push plate 111 to extrude the output shaft of the motor 108, and the fixed telescopic rod can prevent the push plate 111 from shifting, the friction plate fixedly mounted on the surface of the output shaft of the motor 108 is used for deceleration, meanwhile, the limiting plate 102 fixedly mounted on the surface of the handle 101 is locked through the first screw, the rotating speed at this time is fixed, so that the fan can regulate the speed, the fan has the advantages that the use is convenient, the size of the fan is prevented from being changed in different places, and the working efficiency is improved.

As shown in fig. 1 and 5, side fixed mounting of fan main body 2 has air-out pipeline 6, air-out pipeline 6 communicates to inside cavity 7, the fixed surface of fan main body 2 installs air suction pipeline 3, air suction pipeline 3 keeps away from the surface of fan main body 2 and is provided with dust keeper 4, dust keeper 4 includes apron 43, apron 43 fixed mounting is at air suction pipeline 3's surface, the square groove has been seted up to apron 43's surface, and communicate to inside cavity 7 in the middle of the square groove, the inside movable mounting of square groove has dust guard 47, dust guard 47 is a plurality of annular slab and diaphragm composite set.

Spout 46 has all been seted up to the both sides of apron 43, and the inside slidable mounting of spout 46 has brush board 44, and the side threaded connection of apron 43 has second screw 45, and second screw 45 screw thread runs through to inside the spout 46, is convenient for carry out the deashing to dust guard 47.

The cavity 7 is internally provided with a plurality of atomizing spray heads 42, the surface of the fan main body 2 is communicated with a water inlet pipe 41, and the water inlet pipe 41 is communicated to the atomizing spray heads 42, so that the inside of the cavity 7 is cleaned conveniently.

Its effect does, when using the fan, there is apron 43 at 3 fixed surface installations of fan induced draft pipeline, there is dust guard 47 inside the apron 43 through screw fixed mounting, dust guard 47 is a plurality of annular slab and diaphragm composite mount, be convenient for when induced draft, avoid staff's hand mistake to touch induced draft pipeline 3 to meet accident, there is brush board 44 through slidable mounting simultaneously, be convenient for carry out the deashing to dust guard 47, high durability and convenient use, it makes rivers leading-in to pass through atomizer 42 inside washing fan main part 2 through inlet tube 41, be convenient for wash cavity 7 inside.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a fan with speed governing function, includes bottom plate (5), buffer (1) and dust keeper (4), its characterized in that: the fan comprises a base plate (5), a fan body (2) is fixedly mounted on the upper surface of the base plate (5), a buffer device (1) is arranged inside the fan body (2), the buffer device (1) comprises a motor (108), a cavity (7) is formed inside the fan body (2), the motor (108) is fixedly mounted inside the cavity (7), fan blades (112) are fixedly mounted on the outer surface of an output shaft of the motor (108), a handle (101) is connected to the upper surface of the fan body (2) in a rotating and penetrating manner, a first helical gear (103) is fixedly mounted on the lower surface of the handle (101), first through grooves are formed in two sides, located on the first helical gear (103), of the fan body (2), a first bearing (107) is fixedly mounted inside the first through grooves, a cross rod (104) is fixedly mounted inside the first bearing (107), and a second helical gear (106) is fixedly mounted at one end, close to the first helical gear (103), of the cross rod (104), the fan main body (2) is located motor (108) output shaft both ends and has all seted up the second and led to the groove, the inside fixed mounting that the second led to the groove has second bearing (110), the inside fixed mounting of second bearing (110) has a screw thread section of thick bamboo (109), the inside threaded connection of a screw thread section of thick bamboo (109) has screw rod (113), one end fixed mounting that screw rod (113) are close to motor (108) output shaft has push pedal (111).

2. The fan with the speed regulation function according to claim 1, characterized in that: the surface of the handle (101) is fixedly provided with a limiting plate (102), the upper surface of the limiting plate (102) is provided with a screw hole, the upper surface of the fan main body (2) is provided with a first screw, and the first screw is in threaded connection with the screw hole.

3. The fan with the speed regulation function according to claim 1, characterized in that: the surface of the cross rod (104) and the surface of the threaded cylinder (109) are movably connected with a belt (105), and the second bevel gear (106) is meshed with the first bevel gear (103).

4. The fan with the speed regulation function according to claim 1, characterized in that: the two push plates (111) are respectively positioned on the surfaces of two sides of an output shaft of the motor (108), a telescopic rod is fixedly installed between the push plates (111) and the inside of the cavity (7), and friction plates are fixedly installed on the outer surface of the output shaft of the motor (108) and the inner surface of the push plates (111).

5. The fan with the speed regulation function according to claim 1, characterized in that: the utility model discloses a fan, including fan main body (2), air-out pipeline (6) communicate to inside cavity (7), the fixed surface of fan main body (2) installs air suction pipeline (3), the surface that fan main body (2) were kept away from in air suction pipeline (3) is provided with dust keeper (4), dust keeper (4) are including apron (43), apron (43) fixed mounting is at the surface of air suction pipeline (3), the square groove has been seted up to the surface of apron (43), and communicates to inside cavity (7) in the middle of the square groove, the inside movable mounting of square groove has dust guard (47), dust guard (47) are a plurality of annular slab and diaphragm composite erection.

6. The fan with the speed regulation function according to claim 5, characterized in that: spout (46) have all been seted up to the both sides of apron (43), spout (46) inside slidable mounting has brush board (44), the side threaded connection of apron (43) has second screw (45), second screw (45) screw thread runs through to the inside of spout (46).

7. The fan with the speed regulation function according to claim 5, characterized in that: the fan is characterized in that a plurality of atomizing nozzles (42) are arranged inside the cavity (7), the surface of the fan main body (2) is communicated with a water inlet pipe (41), and the water inlet pipe (41) is communicated to the atomizing nozzles (42).