CN209308999U - A kind of shaft lubricating structure and its air blower - Google Patents

Abstract

The utility model provides a kind of shaft lubricating structure, has shaft and shell, and the shaft end is fixedly connected with the flabellum, and the shaft is arranged with an axle sleeve.It is equipped with a hollow circuit cylinder platform among the shell, is equipped with first step and second step in the hollow circuit cylinder platform.It is installed with a washer on the second step, an axle sleeve is installed on the washer, the axle sleeve abuts the flabellum.Bottom is arranged in the hollow circuit cylinder platform in lubricating oil, is an enclosed environment in the hollow circuit cylinder platform, and the head of the shaft, which pumps up the lubricating oil rotation of bottom, to be lubricated.Shaft is lubricated for a long time with the shaft lubricating structure air blast function, structure is simple, maintenance easy to disassemble, and noise is few.

Description

A kind of shaft lubricating structure and its air blower

Technical field

The utility model relates to blower technology fields, and in particular, to a kind of shaft lubricating structure and its air blower.

Background technique

Air blower is that a kind of rotating vanes gas compression is mechanical, and gas is sucked by induction chamber, done by blade to blade Kinetic energy is changed into pressure energy by function, generates negative pressure to generate the functions such as transport object, existing blower casing leakproofness is not Good, with the rotation of impeller high-speed, casing is usually shaken, and generates certain noise.Structure is complicated for air blower, is not easy to tear open Unload maintenance, the rotary shaft high speed rotation of air blower, it is often necessary to be lubricated processing to it, operate in biggish situation in blower Shaft is prone to wear out, when rotary shaft damage will result in greater loss.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a kind of shaft lubricating structure and its air blower, energy Shaft is lubricated for a long time, structure is simple, maintenance easy to disassemble, good airproof performance, and noise is few.

The technical solution of the utility model is as follows:

A kind of shaft lubricating structure, has shaft and shell, and the shaft end is fixedly connected with a flabellum, the shaft set Equipped with an axle sleeve；It is equipped with a hollow circuit cylinder platform among the shell, is equipped with first step and second in the hollow circuit cylinder platform Rank；It is installed with a washer on the second step, an axle sleeve is installed on the washer, the axle sleeve abuts the flabellum；Profit Bottom is arranged in the hollow circuit cylinder platform in lubricating oil, is an enclosed environment, the head of the shaft in the hollow circuit cylinder platform The lubricating oil rotation of bottom is pumped up and is lubricated.

Preferably, the shell has a groove, the groove is triangular in shape to be arranged in the hollow circuit cylinder platform surrounding, institute Groove side is stated equipped with multiple shrinkage pools, the hollow circuit cylinder platform centre is equipped with a cavity, and the groove and the shrinkage pool can accommodate The electronic component of a corresponding circuit board.

Preferably, the flabellum has a fan case side, is equipped with a cylinder, the surrounding on the fan case side among the fan case side It is installed with blade, mutually series winding forms a connection strap among each blade tip；The connection strap is rounded, the fan case Side circumferential inner is evenly equipped with a notch, and the notch is fixedly connected with an annular magnet.

Preferably, for the shaft in three sections of distributions, it is among it rotating part that head is rounded, and the rotating part is circle Cylinder, final stage are tail portion；The first cylinder, the head and the rotating part are equipped between the tail portion and the rotating part Between be equipped with the second cylinder, second column diameter is greater than first cylinder, the head, the rotating part and tail portion Diameter is all consistent identical.

Preferably, a kind of air blower with the shaft lubricating structure, including flabellum, shaft, shell and rotating device； The rotating device has a coil, and the circuit board is fixedly connected with the coil；The rotating part end of the shaft is fixedly arranged on On the frustum of a cone of the flabellum, the end of the frustum of a cone abuts the axle sleeve, between the cylinder and the hollow circuit cylinder platform Equipped with gap, the coil is fixedly connected with the hollow circuit cylinder platform in four parts, and the circuit board is fixedly connected under the coil End；After the circuit board is powered, the coil is since electric magnetisation generates magnetic field, since the transformation in magnetic field is so that the ring Shape magnet movement, the annular magnet bag move the pivot of the flabellum.

Preferably, the shell is equipped with a corresponding cover board, and the cover board arrives between the flabellum equipped with gap, institute Circuit board is stated equipped with a power supply line；The bobbin of the coil is iron, and the annular magnet of the flabellum adsorbs the bobbin Generate downward closing force.

The utility model has the following beneficial effects: the shaft lubricating structure can for a long time be lubricated shaft, structure is simple, just In detachable maintaining, housing seal is good, and noise is few.

Detailed description of the invention:

Fig. 1 is the structural scheme of mechanism of air blower described in the utility model；

Fig. 2 is the front view of air blower shaft described in the utility model；

Fig. 3 is the perspective view of air blower flabellum described in the utility model；

Fig. 4 a is the front view of air blower flabellum described in the utility model；

Fig. 4 b is the cross-sectional view of air blower flabellum described in the utility model；

Fig. 5 a is the front view of blower casing described in the utility model；

Fig. 5 b is the cross-sectional view of blower casing described in the utility model.

Appended drawing reference

Flabellum 10, body 11, fan case side 12, blade 13, connection strap 14, shaft 20, head 21, rotating part 22, tail portion 23, It is first cylinder 24, the second cylinder 25, shell 30, groove 31, shrinkage pool 32, first step 33, cavity 34, second step 35, hollow Cylinder table 36, rotating device 40, coil 41, circuit board 42, washer 43, axle sleeve 44, annular magnet 45.

Specific embodiment

In order to make the purpose of utility model of the utility model, technical solution and technical effect are more clearly understood, tie below Specific embodiment is closed to be described further the utility model.It should be understood that specific embodiment described herein, be only used for It explains the utility model, is not used to limit the utility model.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

Referring to Fig.1, a kind of shaft lubricating structure has shaft 20 and shell 30, and 20 end of shaft is fixedly connected with one Flabellum 10, the shaft 20 are arranged with an axle sleeve 44.A hollow circuit cylinder platform 36, the hollow circuit cylinder are equipped among the shell 30 First step 33 and second step 35 are equipped in platform 36.A washer 43 is installed on the second step 35, on the washer 43 It is installed with an axle sleeve 44, the axle sleeve 44 abuts the flabellum 10.Bottom, institute is arranged in the hollow circuit cylinder platform 36 in lubricating oil Stating in hollow circuit cylinder platform 36 is an enclosed environment, and the head of the shaft 20, which pumps up the lubricating oil rotation of bottom, moistens It is sliding.

Referring to Fig. 2, the shaft 20 includes head 21, rotating part 22 and tail portion 23.The shaft 20 is in 3 sections of distributions, institute It is rounded to state head 21, the rotating part 22 is cylindrical body, and the first cylinder is equipped between the tail portion 23 and the rotating part 22 24, the second cylinder 25 is equipped between the head 21 and the rotating part 22,25 diameter of the second cylinder is greater than described first Cylinder 24, the head 21, the rotating part 22 are all consistent identical with the diameter of tail portion 23.

Referring to Fig. 3, Fig. 4 a and Fig. 4 b, the flabellum 10 has a fan case side 12, is equipped with a column among the fan case side 12 Body 11, the surrounding on the fan case side 12 are installed with blade 13, and mutually series winding forms a connection among each 13 end of blade Item 14.The connection strap 14 is rounded, and 12 circumferential inner of fan case side is evenly equipped with a notch, and the notch is fixedly connected with a ring Shape magnet 45.

Referring to Fig. 5 a and Fig. 5 b, the shell 30 has a groove 31, and the setting triangular in shape of groove 31 is in described 36 surrounding of hollow round column platform, 31 side of groove are equipped with multiple shrinkage pools 32, are equipped with a cavity 34 among the hollow circuit cylinder platform 36, The groove 31 and the shrinkage pool 32 can accommodate the electronic component of a corresponding circuit board 42.

A kind of air blower with the shaft lubricating structure, including flabellum 10, shaft 20, shell 30 and rotating device 40.The rotating device 40 has a coil 41, and the circuit board 42 is fixedly connected with the coil 41.The rotation of the shaft 20 22 end of portion is fixedly arranged on the frustum of a cone of the flabellum 10, and the end of the frustum of a cone abuts the axle sleeve 44, the cylinder 11 Gap is equipped between the hollow circuit cylinder platform 36, the coil 41 is fixedly connected with the hollow circuit cylinder platform 36 in four parts, described Circuit board 42 is fixedly connected with the lower end of the coil 41.After the circuit board 42 is powered, the coil 41 is produced due to electric magnetisation Magnetisation field, since the transformation in magnetic field is so that the annular magnet 45 moves, 45 bags of the annular magnet moves the flabellum 10 Shaft 20 move.

The shell 30 is equipped with a corresponding cover board, and the cover board arrives between the flabellum 10 equipped with gap, described Circuit board 42 is equipped with a power supply line.The bobbin of the coil 41 is iron, and the annular magnet 45 of the flabellum 10 adsorbs described Bobbin generates downward closing force.

It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, architectural form cans be flexible and changeable, and can be produced with subseries Product.Several simple deduction or replace are only made, it is true by the claims submitted all to shall be regarded as belonging to the utility model Fixed scope of patent protection.

Claims (6)

1. a kind of shaft lubricating structure has shaft (20) and shell (30), shaft (20) end is fixedly connected with a flabellum (10), the shaft (20) is arranged with an axle sleeve (44)；Be equipped with a hollow circuit cylinder platform (36) among the shell (30), it is described in First step (33) and second step (35) are equipped in hollow round column platform (36)；A washer is installed on the second step (35) (43), it is installed with an axle sleeve (44) on the washer (43), the axle sleeve (44) abuts the flabellum (10)；It is characterized in that, Lubricating oil setting is an enclosed environment in the interior bottom of the hollow circuit cylinder platform (36), the hollow circuit cylinder platform (36), described The lubricating oil rotation of bottom is pumped up and is lubricated by the head of shaft (20).

2. shaft lubricating structure as described in claim 1, which is characterized in that the shell (30) has a groove (31), institute Groove (31) setting triangular in shape is stated in hollow circuit cylinder platform (36) surrounding, groove (31) side is equipped with multiple shrinkage pools (32), a cavity (34) are equipped among the hollow circuit cylinder platform (36), the groove (31) and the shrinkage pool (32) can accommodate pair Answer the electronic component of a circuit board (42).

3. shaft lubricating structure as described in claim 1, which is characterized in that the flabellum (10) has a fan case side (12), A cylinder (11) are equipped among the fan case side (12), the surrounding of the fan case side (12) is installed with blade (13), each described Mutually series winding forms a connection strap (14) among blade (13) end；The connection strap (14) is rounded, the fan case side (12) Circumferential inner is evenly equipped with a notch, and the notch is fixedly connected with an annular magnet (45).

4. shaft lubricating structure as described in claim 1, which is characterized in that the shaft (20) is in three sections of distributions, head (21) rounded, it is among it rotating part (22), the rotating part (22) is cylindrical body, and final stage is tail portion (23)；It is described The first cylinder (24) are equipped between tail portion (23) and the rotating part (22), between the head (21) and the rotating part (22) Equipped with the second cylinder (25), the second cylinder (25) diameter is greater than first cylinder (24), the head (21), the rotation Transfer part (22) and the diameter of tail portion (23) are all consistent identical.

5. a kind of air blower with the shaft lubricating structure as described in claim 1-4 any bar, including flabellum (10), shaft (20), shell (30) and rotating device (40)；The rotating device (40) has a coil (41), and the circuit board (42) is fixed Connect the coil (41)；It is characterized in that, rotating part (22) end of the shaft (20) is fixedly arranged on the flabellum (10) On the frustum of a cone, the end of the frustum of a cone abuts the axle sleeve (44), the cylinder (11) and the hollow circuit cylinder platform (36) it Between be equipped with gap, the coil (41) is fixedly connected with the hollow circuit cylinder platform (36) in four parts, and the circuit board (42) is fixed to be connected Connect the lower end of the coil (41)；After the circuit board (42) is powered, the coil (41) since electric magnetisation generates magnetic field, by In magnetic field transformation so that the annular magnet (45) move, annular magnet (45) bag move the flabellum (10) turn Axis (20) movement.

6. air blower as claimed in claim 5, which is characterized in that the shell (30) is equipped with a corresponding cover board, institute It states cover board and is equipped with a power supply line to gap, the circuit board (42) is equipped between the flabellum (10)；The coil (41) Bobbin is iron, and the annular magnet (45) of the flabellum (10) adsorbs the bobbin and generates downward closing force.