CN212407083U

CN212407083U - Fan for air purifier

Info

Publication number: CN212407083U
Application number: CN202020699232.1U
Authority: CN
Inventors: 周康
Original assignee: 周康
Current assignee: Foshan Froude Electromechanical Technology Co.,Ltd.
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-01-26
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a fan for air purifier belongs to air purifier accessory technical field, the installation structure comprises a sleeve, fixed frame, centrifugal impeller and protection casing, the left side of protection casing is equipped with the opening, and opening part and sheathed tube right side fixed connection, centrifugal impeller's right side fixedly connected with pivot, the right-hand member of pivot passes through antifriction bearing and is connected with the rotation of sheathed tube right side inner wall, the right side inner wall fixedly connected with motor of protection casing, the output of motor pass antifriction bearing and with the one end fixed connection of pivot, the installing port has been seted up on the sheathed tube right side, be connected with wind guiding mechanism in the installing port, the output shaft of wind guiding mechanism and motor. The utility model discloses, can carry out effectual cooling to the fan motor under the prerequisite that does not influence fan work efficiency, be favorable to the long-time stable operation of fan motor, also can realize the flexonics of fan and air purifier casing simultaneously, be difficult for producing mechanical noise.

Description

Fan for air purifier

Technical Field

The utility model relates to an air purifier accessory technical field especially relates to a fan for air purifier.

Background

The air purifier mainly comprises a motor, a fan, an air filter and other systems, wherein the motor and the fan enable indoor air to flow circularly during working, polluted air is removed or adsorbed by various pollutants after passing through the air filter in the air purifier, and the filtered fresh air is sent out by the fan to achieve the purposes of cleaning and purifying the air.

In the prior art, although the motor can realize the effect of air flow in cooperation with the fan, the heat that the motor produced when long-time high-speed rotation distributes slowly, leads to the life of motor to descend with higher speed to the fan snap-on is on air purifier's casing, and rigid connected mode produces mechanical noise easily and influences air purifier's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art that the heat that the motor produced when long-time high-speed rotation gives off slower, leads to the life of motor to descend with higher speed to fan snap-on is on air purifier's casing, and the problem that rigid connected mode produced mechanical noise easily and influences air purifier and use, and the fan for air purifier who provides.

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

the utility model provides a fan for air purifier, includes sleeve pipe, fixed frame, centrifugal impeller and protection casing, the left side of protection casing is equipped with the opening, and opening part and sheathed tube right side fixed connection, centrifugal impeller's right side fixedly connected with pivot, the right-hand member of pivot is passed through antifriction bearing and is connected with the rotation of sheathed tube right side inner wall, the right side inner wall fixedly connected with motor of protection casing, the output of motor pass antifriction bearing and with the one end fixed connection of pivot, the installing port has been seted up on sheathed tube right side, be connected with wind guide mechanism in the installing port, the output shaft of wind guide mechanism and motor, fixed frame and sheathed tube upper end opening part outer edge fixed connection, the lateral wall of fixed frame passes through a plurality of connecting pipes of the even fixedly connected with of through-hole, and is a plurality of.

Preferably, air guide mechanism is including fixing the supporting shoe at the lower extreme left side inner wall of protection casing, one side of supporting shoe is rotated through sealed bearing and is connected with the transmission shaft, the one end of transmission shaft extends to in the installing port and fixedly connected with flabellum, sealed bearing and the first gear of fixedly connected with are passed to the other end of pivot, one side meshing of first gear has the second gear, the second gear is with axle center fixed connection with the output shaft of motor, the gas vent has been seted up to the upside of protection casing, and the fixed protection network that has even in the gas vent.

Preferably, coupling mechanism cup joints the sleeve in the connecting tube including sliding, telescopic lateral wall fixedly connected with a plurality of evenly distributed's flexure strip, and is a plurality of the flexure strip is the arc structure, a plurality of evenly distributed's arc wall is seted up to the inboard of connecting tube, and is a plurality of the arc wall respectively with a plurality of flexure strip sliding connection, telescopic lower extreme fixedly connected with spring, the lower extreme fixedly connected with sliding sleeve of spring, the bolt has been cup jointed in common activity in sleeve, spring and the sliding sleeve.

Preferably, the side wall sliding connection of sliding sleeve has a plurality of evenly distributed's limiting plate, and is a plurality of the upper end of limiting plate all with telescopic lateral wall fixed connection.

Preferably, the telescopic upper end mouth of pipe department is interior along fixedly connected with horizontal pole, the upper end fixed connection of horizontal pole has a plurality of tubaels that cup joint each other, and is a plurality of the diameter of tubael increases from inside to outside in proper order, sheathed tube lower extreme mouth of pipe edge fixed connection annular plate.

Compared with the prior art, the utility model provides a fan for air purifier possesses following beneficial effect:

1. this a fan for air purifier, through the motor that is equipped with, it is rotatory to drive the second gear when the motor is rotatory to make first gear, and first gear is rotatory to drive the transmission shaft and makes the flabellum rotatory, and the flabellum is rotatory to drive in the intraductal air of cover enters into the protection casing, and the air in the protection casing is discharged through the gas vent to the heat that produces when can utilizing the air that flows to give off the motor work is favorable to the long-time stable operation of air purifier's fan.

2. This a fan for air purifier, bolt through being equipped with, the screw hole on bolt and the clarifier casing is connected, the sliding sleeve contacts with the casing and then is connected the fan with spring and sleeve cooperation, the vibrational force that produces when motor and centrifugal impeller move transmits the sleeve pipe on, the sleeve pipe atress drives fixed frame and makes the connecting pipe vibration, the power that the setting received at the connecting pipe this moment transmits to the sleeve through the flexure strip on, the flexure strip can effectual buffering horizontal vibrational force this moment, the vibrational force that the sleeve received transmits to the sliding sleeve through the spring simultaneously, and then can utilize the effectual vertical power of buffering transmission on the clarifier casing of spring, thereby can realize that the flexonics of fan and clarifier casing avoids producing mechanical noise.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, can carry out effectual cooling to the fan motor under the prerequisite that does not influence fan work efficiency, be favorable to the long-time stable operation of fan motor, also can realize the flexonics of fan and air purifier casing simultaneously, be difficult for producing mechanical noise.

Drawings

Fig. 1 is a schematic structural diagram of a fan for an air purifier according to the present invention;

fig. 2 is a schematic view of an internal structure of a fan connecting pipe for an air purifier according to the present invention;

fig. 3 is a top view of the fan connecting pipe for an air purifier provided by the utility model.

In the figure: the device comprises a sleeve pipe 1, a connecting pipe 2, a flared pipe 3, a cross rod 4, a fixing frame 5, a centrifugal impeller 6, a second gear 7, a protective cover 8, a motor 9, a protective net 10, fan blades 11, a first gear 12, a ring-shaped plate 13, a bolt 14, a sliding sleeve 15, an elastic sheet 16, a spring 17, a limiting plate 18 and a sleeve 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a fan for an air purifier, comprising a casing 1, a fixed frame 5, a centrifugal impeller 6 and a protective cover 8, wherein the left side of the protective cover 8 is provided with an opening, the opening is fixedly connected with the right side of the casing 1, the right side of the centrifugal impeller 6 is fixedly connected with a rotating shaft, the right end of the rotating shaft is rotatably connected with the right inner wall of the casing 1 through a rolling bearing, the right inner wall of the protective cover 8 is fixedly connected with a motor 9, the power input end of the motor 9 is electrically connected with an external power supply through a wire and a control switch, the technology is widely used in life, and a person skilled in the art should know that the technology is not described in detail any more, the output end of the motor 9 passes through the rolling bearing and is fixedly connected with one end of the rotating shaft, the right side of the casing 1 is provided with an installation, one side of supporting shoe is rotated through sealed bearing and is connected with the transmission shaft, the one end of transmission shaft extends to in the installing port and fixedly connected with flabellum 11, sealed bearing and the first gear 12 of fixedly connected with are passed to the other end of pivot, one side meshing of first gear 12 has second gear 7, second gear 7 is with axle center fixed connection with the output shaft of motor 9, the gas vent has been seted up to the upside of protection casing 8, and the internal fixed protection network 10 that has even of gas vent, wind guiding mechanism and motor 9's output shaft, fixed frame 5 is with the outer fixed connection of following of sleeve pipe 1's upper end opening part, the lateral wall of fixed frame 5 passes through a plurality of connecting pipes 2 of the even fixedly connected with of through-hole, all be.

The connecting mechanism comprises a sleeve 19 which is sleeved in the connecting pipe 2 in a sliding manner, the side wall of the sleeve 19 is fixedly connected with a plurality of elastic sheets 16 which are uniformly distributed, the plurality of elastic sheets 16 are of arc structures, the inner side of the connecting pipe 2 is provided with a plurality of arc grooves which are uniformly distributed, the plurality of arc grooves are respectively connected with the plurality of elastic sheets 16 in a sliding manner, the lower end of the sleeve 19 is fixedly connected with a spring 17, the lower end of the spring 17 is fixedly connected with a sliding sleeve 15, bolts 14 are sleeved in the sleeve 19, the spring 17 and the sliding sleeve 15 in a common movable manner, the side wall of the sliding sleeve 15 is connected with a plurality of limiting plates 18 which are uniformly distributed in a sliding manner, the upper ends of the plurality of limiting plates 18 are fixedly connected with the side wall of the sleeve 19, the limiting plates 18 can support the spring 17 and the sliding sleeve 15, the inner edge of the pipe orifice at the upper end of the sleeve 1 is fixedly connected with a cross, when the new trend was through a plurality of horn pipes 3, can utilize the structure of horn pipe 3 to make the new trend multi-angle carry to air purifier outside, be favorable to indoor circulation of air, the fixed annular plate 13 of going up in sleeve pipe 1's lower extreme mouth of pipe edge, annular plate 13 is used for being connected with the air-out end of clarifier filter core.

In the utility model, when the air purifier works, the motor 9 drives the rotating shaft to make the centrifugal impeller 6 rotate at high speed, the centrifugal impeller 6 rotates to drive the purified air to flow, thereby the flow of indoor air can be realized, the motor 9 drives the second gear 7 to make the first gear 12 rotate when rotating, the first gear 12 rotates to drive the transmission shaft to make the fan blade 11 rotate, the fan blade 11 rotates to drive the air in the sleeve 1 to enter the protective cover 8, the air in the protective cover 8 is discharged through the exhaust port, thereby the heat generated when the motor 9 works can be dissipated by the flowing air, the long-time stable operation of the fan of the air purifier is facilitated, when the fan is installed, the bolt 14 is connected with a threaded hole (not shown in the figure) on the shell of the air purifier, the sliding sleeve 15 is contacted with the shell and then is matched with the spring 17 and the sleeve 19 to connect the fan, the vibration force generated when the motor 9 and the centrifugal impeller 6 move is, the fixed frame 3 of sleeve 1 atress drive makes the vibration of connecting pipe 2, the power that the setting received at connecting pipe 2 this moment transmits to sleeve 19 through flexure strip 16 on, flexure strip 16 can the horizontal vibration power of effectual buffering this moment, the vibration power that sleeve 19 received transmits to sliding sleeve 15 through spring 17 on simultaneously, and then can utilize the vertical power that the effectual buffering of spring 17 transmitted on the clarifier casing, thereby can realize that the flexonics of fan and clarifier casing avoids producing mechanical noise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A fan for an air purifier comprises a sleeve (1), a fixed frame (5), a centrifugal impeller (6) and a protective cover (8), and is characterized in that the left side of the protective cover (8) is provided with an opening, the opening is fixedly connected with the right side of the sleeve (1), the right side of the centrifugal impeller (6) is fixedly connected with a rotating shaft, the right end of the rotating shaft is rotatably connected with the inner wall of the right side of the sleeve (1) through a rolling bearing, the inner wall of the right side of the protective cover (8) is fixedly connected with a motor (9), the output end of the motor (9) penetrates through the rolling bearing and is fixedly connected with one end of the rotating shaft, the right side of the sleeve (1) is provided with a mounting opening, the mounting opening is internally connected with an air guide mechanism, the air guide mechanism is connected with an output shaft of the motor (9), the fixed frame (5, the lateral wall of fixed frame (5) passes through a plurality of connecting pipes (2) of the even fixedly connected with of through-hole, and is a plurality of all be connected with coupling mechanism in connecting pipe (2).

2. The fan for the air purifier as recited in claim 1, wherein the air guiding mechanism comprises a supporting block fixed on the inner wall of the left side of the lower end of the protection cover (8), one side of the supporting block is rotatably connected with a transmission shaft through a sealed bearing, one end of the transmission shaft extends into the mounting hole and is fixedly connected with a fan blade (11), the other end of the rotation shaft passes through the sealed bearing and is fixedly connected with a first gear (12), one side of the first gear (12) is engaged with a second gear (7), the second gear (7) is fixedly connected with the same axis as the output shaft of the motor (9), an air outlet is opened on the upper side of the protection cover (8), and a protective screen (10) is fixedly connected in the air outlet.

3. The fan for the air purifier as recited in claim 1, wherein the connecting mechanism comprises a sleeve (19) slidably sleeved in the connecting pipe (2), a plurality of uniformly distributed elastic sheets (16) are fixedly connected to a side wall of the sleeve (19), the elastic sheets (16) are all arc-shaped structures, a plurality of uniformly distributed arc-shaped grooves are formed in the inner side of the connecting pipe (2), the arc-shaped grooves are respectively slidably connected with the elastic sheets (16), a spring (17) is fixedly connected to the lower end of the sleeve (19), a sliding sleeve (15) is fixedly connected to the lower end of the spring (17), and a bolt (14) is sleeved in the sleeve (19), the spring (17) and the sliding sleeve (15) in a movable manner.

4. The blower for the air purifier as claimed in claim 3, wherein the side wall of the sliding sleeve (15) is slidably connected with a plurality of evenly distributed limiting plates (18), and the upper ends of the plurality of limiting plates (18) are fixedly connected with the side wall of the sleeve (19).

5. The fan for the air purifier according to claim 1, wherein a cross rod (4) is fixedly connected to the inner edge of the upper end pipe orifice of the sleeve (1), a plurality of mutually sleeved flared tubes (3) are fixedly connected to the upper end of the cross rod (4), the diameter of the flared tubes (3) is sequentially increased from inside to outside, and a ring-shaped plate (13) is fixedly connected to the edge of the lower end pipe orifice of the sleeve (1).