CN220452283U

CN220452283U - Fan impeller

Info

Publication number: CN220452283U
Application number: CN202322129560.4U
Authority: CN
Inventors: 李敏; 许小雨
Original assignee: Shanghai Zhuoman Ship Equipment Co ltd
Current assignee: Shanghai Zhuoman Ship Equipment Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-06
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a fan impeller, in particular to the technical field of fan accessories, which comprises a lower shell, an upper shell and blades, wherein an adjusting mechanism is arranged between the lower shell and the upper shell; the adjusting mechanism comprises a driven gear, the driven gear is fixedly connected with one end of the blade, which is close to the upper shell, a driving gear is arranged at the axle center hole of the upper shell, a main rotating shaft is arranged in the middle of the bottom end of the driving gear, an extension block is fixedly connected to the middle part of the top end of the driving gear, a rotation block is fixedly connected to the top end of the extension block, a first annular thread is fixedly connected to the outer side of one end, which is close to the rotation block, of the extension block, and the rotation block is located outside the upper shell. The utility model can adjust the angle of the blade, so that the blade can be cleaned while the impeller is suitable for different working environment requirements, the flexibility is high, and the manpower is saved.

Description

Fan impeller

Technical Field

The utility model relates to the technical field of fan accessories, in particular to a fan impeller.

Background

The fan is a machine for conveying gas by increasing the pressure of the gas by means of input mechanical energy, and from the energy point of view, the fan is a machine for converting the mechanical energy of a prime motor into gas energy, the impeller is used as a key component structure in the fan, the high-speed rotating impeller is used for accelerating the gas, then decelerating and changing the flow direction, so that kinetic energy is converted into potential energy (pressure), and the impeller is the only component for doing work on the gas in the process.

The existing fan impeller is fixed by welding, most of the fan impeller is of a fixed structure, blades are fixed on shells at two ends, the wind power can be regulated only by regulating the rotating speed of the fan, the angle of the impeller plays a great role in the working performance of the impeller, the function of regulating the angle of the blades is not carried out, the impeller cannot adapt to different working environment requirements, the flexibility is not high, the structure is complex, and the later maintenance and cleaning are inconvenient.

Disclosure of Invention

Therefore, the utility model provides a fan impeller to solve the problems that in the prior art, the fan impeller cannot be adjusted, the flexibility is low, the structure is complex, and the later maintenance and cleaning are inconvenient.

In order to achieve the above object, the present utility model provides the following technical solutions: the fan impeller comprises a lower shell, an upper shell and blades, wherein the lower shell is arranged below the upper shell, an adjusting mechanism is arranged between the lower shell and the upper shell, the number of the blades is multiple, the blades are distributed in an annular array, one end, close to the upper shell, of each blade is provided with a rotating shaft, and the bottom ends of the blades are rotationally connected with the upper shell through the rotating shafts;

the adjusting mechanism comprises driven gears, one end fixed connection of each driven gear, which is close to the upper shell, of each blade is connected with the upper shell in a rotating way, a driving gear is arranged at an axle center hole of the upper shell, an axle center of each driving gear is provided with an opening, each driving gear is connected with the corresponding driven gear in a meshed way, a main rotating shaft is arranged in the middle of the bottom end of each driving gear, each driving gear is connected with the corresponding main rotating shaft in a rotating way through a bearing, an extending block is fixedly connected to the middle part of the top end of each driving gear, a rotating block is fixedly connected to the top end of each extending block, one end of each extending block, which is close to each rotating block, is fixedly connected with a first annular thread, each driving gear, each extending block, each rotating block and each first annular thread are integrally formed, each extending block and the upper shell are connected in a rotating way through a bearing, each rotating block is located outside the upper shell, and the driven gears are driven to rotate by the corresponding driving gears, so that the blades are installed, and the angle of the blades are adjusted conveniently.

Further, upward the casing top is equipped with fixed establishment, upward the top intermediate position department of casing has seted up the extension groove, the extension piece of driving gear top intermediate position fixed connection extends to the inside of extension groove, upward the casing has been seted up to one side of keeping away from the blade, the inside of fixed slot is equipped with a plurality of annular distributed screw holes, the top of fixed slot is equipped with solid fixed ring, gu fixed ring bottom extends to the inside of fixed slot, gu fixed ring bottom outside fixedly connected with second annular screw thread, the second annular screw thread is used for making to extend between piece and the last casing, carry out the secondary with solid fixed ring in the outside of last casing and consolidate, further improved the installation fastness, be convenient for carry out angle modulation and fixing to the fan impeller.

Further, the inner wall of the fixed ring is provided with a first annular thread matched with the first annular thread, the inner wall of the fixed groove is provided with a second annular thread matched with the second annular thread, the top end of the fixed ring is provided with a plurality of annular distributed slotted holes, bolts matched with the slotted holes are arranged in the fixed ring, extend to the upper shell through the fixed ring, and extend to the inner part of the bolt in the fixed groove through the slotted holes in the fixed ring by utilizing the bolts, so that the fixed ring is conveniently reinforced for the second time outside the upper shell.

Further, the main rotating shaft outside is equipped with clearance mechanism, and clearance mechanism includes a plurality of annular distribution's cylinder, cylinder and the outside fixed connection of main rotating shaft, cylinder output fixedly connected with brush board, and one side fixedly connected with brush hair that the brush board is close to the blade, cylinder work drive brush board and brush hair to the direction motion of blade, until contact with blade one side, the brush of being convenient for clear up the blade.

Further, a plurality of annular connection fixed blocks that distribute of lower shells inner wall fixedly connected with, connection fixed block opposite side fixedly connected with support the piece, support the piece and establish in the bottom of main pivot and rotate with main pivot and be connected, main pivot axle center trompil, the inside pneumatic mechanism that is used for controlling the cylinder that is equipped with of main pivot, cylinder control main part in the main pivot drives a plurality of cylinders work, and the cylinder work of being convenient for drives brush board and brush hair and clear up the blade, uses manpower sparingly.

Further, a connecting plate is fixedly connected to the top end of one side of the lower shell, extends to one side of the lower shell, is fixedly connected with the lower shell through bolts, and rotates between the lower shell and the upper shell, so that the angle of the blade can be adjusted conveniently.

The utility model has the following advantages:

1. when the angle of the blade is required to be adjusted, the rotating block is positioned outside the upper shell, and the rotating block drives the extending block to rotate through rotating the rotating block, so that the driven gear is meshed with the driving gear due to the fact that the driving gear, the extending block, the rotating block and the first annular thread are integrally formed;

2. when the blades are required to be cleaned, the cylinder control main body drives the cylinder to move, the cylinder drives the brush plate and the brush hair to clean one side of the blades, and the reverse rotation of the rotating block can clean the other side of the blades, when the blades are cleaned, the outside air blows the blades through the fan, so that dust after cleaning is prevented from being attached to the surfaces of the blades again due to static electricity or in the rotating process, the practicability of the device is improved, the fan impeller is not required to be disassembled manually, and then the blades are cleaned, so that the labor is saved;

3. through when needs are fixed the blade of adjusting the angle, through the second annular screw thread of the inner wall of fixed slot, can make to extend between piece and the last casing fixed in the rotation in-process, ensure the steadiness of whole regulation, simultaneously, utilize a plurality of bolts to pass the slotted hole on the solid fixed ring and extend to the inside of fixed slot internal bolt, carry out the secondary with solid fixed ring in the outside of last casing and consolidate, further improved the installation fastness, be convenient for carry out angle modulation and fixed to fan impeller.

Drawings

FIG. 1 is a perspective view of a first view of an overall structure provided by the present utility model;

FIG. 2 is a perspective view of a second view of the overall structure provided by the present utility model;

FIG. 3 is a schematic view of an adjusting mechanism according to the present utility model;

FIG. 4 is a schematic view of a cleaning mechanism according to the present utility model;

FIG. 5 is a schematic view of the upper housing structure provided by the present utility model;

FIG. 6 is a perspective view of a first view of a retaining ring according to the present utility model;

fig. 7 is a second perspective view of the fixing ring according to the present utility model.

In the figure: 1 a lower shell, 2 an upper shell, 3 blades, 4 driven gears, 5 driving gears, 6 extending blocks, 7 rotating blocks, 8 first annular threads, 9 extending grooves, 10 fixing grooves, 11 threaded holes the device comprises a fixed ring 12, a second annular thread 13, a bolt 14, a supporting block 15, a main rotating shaft 16, a cylinder 17, a brush plate 18, brush hairs 19 and a connecting plate 20, wherein the fixed block and the connecting plate 21 are connected.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the drawings in the specification, as shown in fig. 1-7, the fan impeller comprises a lower shell 1, an upper shell 2 and blades 3, wherein the lower shell 1 is arranged below the upper shell 2, an adjusting mechanism is arranged between the lower shell 1 and the upper shell 2, the number of the blades 3 is multiple, the blades 3 are distributed in an annular array, one end, close to the upper shell 2, of each blade 3 is provided with a rotating shaft, and the bottom ends of the blades 3 are rotationally connected with the upper shell 2 through the rotating shafts;

the adjusting mechanism comprises driven gears 4, one end fixed connection that driven gears 4 are close to upper shell 2 with blade 3, a plurality of driven gears 4 top and upper shell 2 rotate and are connected, upper shell 2 axle center hole department is equipped with driving gear 5, driving gear 5 axle center trompil, driving gear 5 and a plurality of driven gears 4 meshing are connected, driving gear 5 bottom middle part is equipped with main pivot 16, driving gear 5 passes through the bearing rotation with main pivot 16 and is connected, driving gear 5 top middle part fixedly connected with extension piece 6, extension piece 6 top fixedly connected with rotating piece 7, extension piece 6 is close to the one end outside fixedly connected with first annular screw thread 8 of rotating piece 7, driving gear 5, extension piece 6, rotating piece 7 and first annular screw thread 8 are integrated into one piece, extension piece 6 and lower shell 1 pass through the bearing rotation and are connected, rotating piece 7 is located the outside of upper shell 2, the rotation of driving gear 5 is down, drive driven gear 4 on blade 3 top rotates, thereby be convenient for adjust blade 3 angle.

The upper shell 2 top is equipped with fixed establishment, the top intermediate position department of upper shell 2 has seted up and has extended groove 9, the extension piece 6 of driving gear 5 top intermediate position fixed connection extends to the inside of extension groove 9, fixed slot 10 has been seted up to one side that blade 3 was kept away from to lower casing 1, the inside of fixed slot 10 is equipped with a plurality of annular distributed screw holes 11, the top of fixed slot 10 is equipped with solid fixed ring 12, gu fixed ring 12 bottom extends to the inside of fixed slot 10, gu fixed ring 12 bottom outside fixedly connected with second annular screw thread 13, second annular screw thread 13 is used for making and extends between piece 6 and the upper shell 2 fixed, carry out the secondary with solid fixed ring 12 in the outside of upper shell 2 and consolidate, further improved the installation fastness, be convenient for carry out angle modulation and fixing to the fan impeller.

The inner wall of the fixed ring 12 is provided with a first annular thread matched with the first annular thread 8, the inner wall of the fixed groove 10 is provided with a second annular thread matched with the second annular thread 13, the top end of the fixed ring 12 is provided with a plurality of annular distributed slotted holes, bolts 14 matched with the slotted holes are arranged in the fixed ring 12, the bolts 14 penetrate through the fixed ring 12 to extend to the inner part of the upper shell 2, and the bolts 14 penetrate through the slotted holes in the fixed ring 12 to extend to the inner part of the bolts 14 in the fixed groove 10, so that the fixed ring 12 is conveniently reinforced for the second time outside the upper shell 2.

The top end of one side of the lower shell 1 is fixedly connected with a connecting plate 21, the connecting plate 21 extends to one side of the lower shell 2, the connecting plate 21 is fixedly connected with the lower shell 2 through bolts, the lower shell 1 and the upper shell 2 rotate, and the angle adjustment of the blades 3 is facilitated.

The implementation scene is specifically as follows: when in use, when the angle adjustment is needed, the included angle of the blade 3 is adjusted, the rotating block 7 extending to the top end of the upper shell 2 is rotated, the rotating block 7 drives the extending block 6 to rotate, the driving gear 5, the extending block 6 and the rotating block 7 are fixedly connected as a whole, and then the driving gear 5 is driven to rotate, as the driven gear 4 is meshed with the driving gear 5, the blade 3 and the driven gear 4 are fixedly connected, therefore, under the rotation of the driving gear 5, the driven gear 4 for loading the blade 3 is driven to rotate, thereby realizing the adjustment of the angle of the blade 3, after the adjustment of the included angle of the blade 3 is completed, the rotating fixed ring 12 is provided with a first annular thread matched with the first annular thread 8 due to the inner wall of the fixed ring 12, the inner wall of the fixed groove 10 is provided with a second annular thread 13 matched with the outer side of the bottom end of the fixed ring 12, so that the extending block 6 and the upper shell 2 can be fixed in the rotation process, the stability of the whole adjustment is ensured, and simultaneously, the plurality of bolts 14 penetrate through slots on the fixed ring 12 to the inside of the bolts 14 in the fixed groove 10, the fixed ring 12 is reinforced outside the upper shell 2, the secondary installation performance of the fan is further improved, the fan is convenient for fixing the fan.

Referring to the drawings in the specification, a fan impeller shown in fig. 1-4 further comprises a cleaning mechanism arranged on the outer side of a main rotating shaft 16, wherein the cleaning mechanism comprises a plurality of annularly distributed air cylinders 17, the air cylinders 17 are fixedly connected with the outer sides of the main rotating shaft 16, the output ends of the air cylinders 17 are fixedly connected with brush plates 18, one sides of the brush plates 18 close to the blades 3 are fixedly connected with brush hair 19, and the air cylinders 17 work to drive the brush plates 18 and the brush hair 19 to move towards the blades 3 until contacting with one side of the blades 3, so that the brush hair 19 is convenient for cleaning the blades 3.

The inner wall of the lower shell 1 is fixedly connected with a plurality of annularly distributed connection fixing blocks 20, the other side of the connection fixing blocks 20 is fixedly connected with a supporting block 15, the supporting block 15 is arranged at the bottom end of the main rotating shaft 16 and is rotationally connected with the main rotating shaft, the main rotating shaft 16 is of a hollow structure, a pneumatic mechanism for controlling the air cylinders 17 is arranged in the main rotating shaft 16, the air cylinder control main body in the main rotating shaft 16 drives a plurality of air cylinders 17 to work, the air cylinders 17 are convenient to work, the brush plates 18 and the brush hairs 19 are driven to clean the blades 3, and labor is saved.

The implementation scene is specifically as follows: when the fan impeller needs to be cleaned, the rotating block 7 extending to the top end of the upper shell 2 is rotated clockwise, the rotating block 7 drives the extending block 6 to rotate, the driving gear 5, the extending block 6 and the rotating block 7 are fixedly connected into a whole, and then the driving gear 5 is driven to rotate, as the driven gear 4 is meshed with the driving gear 5, the blades 3 are fixedly connected with the driven gear 4, therefore, under the rotation of the driving gear 5, the driven gear 4 provided with the blades 3 is driven to rotate, the position of close contact among the blades 3 is achieved, the cylinder control main body in the main rotating shaft 16 drives the cylinders 17 to work, the cylinder 17 works to drive the brush plate 18 and the brush hair 19 to move towards the direction of the blades 3 until contacting one side of the blades 3, the other side of the blades 3 is cleaned, and similarly, the rotating block 7 is reversely rotated, the other side of the blades 3 is cleaned, and when the blades 3 are cleaned, dust is prevented from being attached to the surfaces of the blades 3 again due to static electricity or in the rotating process by the fan, the practicality of the device is improved, and manpower is saved after the fan impeller is not required to be dismounted manually.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a fan impeller, includes lower casing (1), goes up casing (2) and blade (3), its characterized in that: the lower shell (1) is arranged below the upper shell (2), an adjusting mechanism is arranged between the lower shell (1) and the upper shell (2), the number of the blades (3) is multiple, the blades (3) are distributed in an annular array, one end, close to the upper shell (2), of each blade (3) is provided with a rotating shaft, and the bottom ends of the blades (3) are rotationally connected with the upper shell (2) through the rotating shafts;

the adjusting mechanism comprises driven gears (4), one end fixed connection that driven gears (4) are close to last casing (2) with blade (3), a plurality of driven gears (4) top and last casing (2) rotate and are connected, last casing (2) axle center hole department is equipped with driving gear (5), driving gear (5) axle center trompil, driving gear (5) are connected with a plurality of driven gears (4) meshing, driving gear (5) bottom middle part is equipped with main pivot (16), driving gear (5) are connected through the bearing rotation with main pivot (16), driving gear (5) top middle part fixedly connected with extension piece (6), extension piece (6) top fixedly connected with commentaries on classics piece (7), extension piece (6) are close to the one end outside fixedly connected with first annular screw thread (8) of commentaries on classics piece (7), driving gear (5), extension piece (6), commentaries on classics piece (7) and first annular screw thread (8) are integrated into one piece, extension piece (6) are connected through the bearing rotation with last casing (2), the outside is located down in the casing (1).

2. A fan impeller according to claim 1, wherein: the utility model discloses a fixed establishment, including upper casing (2), fixed establishment and fixed establishment are equipped with fixed establishment in top intermediate position department of upper casing (2), extension piece (6) of driving gear (5) top middle part fixed connection extend to the inside of extension groove (9), fixed establishment (10) have been seted up to one side that blade (3) was kept away from to upper casing (2), the inside of fixed establishment (10) is equipped with screw hole (11) of a plurality of annular distributions, the top of fixed establishment (10) is equipped with solid fixed ring (12), gu fixed ring (12) bottom extends to the inside of fixed establishment (10), solid fixed ring (12) bottom outside fixedly connected with second annular screw thread (13), second annular screw thread (13) are used for making to extend between piece (6) and the upper casing (2).

3. A fan impeller according to claim 2, wherein: the inner wall of the fixed ring (12) is provided with a first annular thread matched with the first annular thread (8), the inner wall of the fixed groove (10) is provided with a second annular thread matched with the second annular thread (13), a plurality of annular distributed slotted holes are formed in the top end of the fixed ring (12), bolts (14) matched with the slotted holes are arranged in the fixed ring (12), and the bolts (14) penetrate through the fixed ring (12) and extend to the inner part of the upper shell (2).

4. A fan impeller according to claim 3, wherein: the cleaning mechanism is arranged on the outer side of the main rotating shaft (16), and comprises a plurality of annularly distributed air cylinders (17), wherein the air cylinders (17) are fixedly connected with the outer portion of the main rotating shaft (16), the output ends of the air cylinders (17) are fixedly connected with brush plates (18), and bristles (19) are fixedly connected to one sides, close to the blades (3), of the brush plates (18).

5. A fan impeller as set forth in claim 4, wherein: the inner wall of the lower shell (1) is fixedly connected with a plurality of annularly distributed connecting fixed blocks (20), the other side of each connecting fixed block (20) is fixedly connected with a supporting block (15), the supporting blocks (15) are arranged at the bottom end of the main rotating shaft (16) and are rotationally connected with the main rotating shaft (16), the axle center of the main rotating shaft (16) is provided with an opening, and a pneumatic mechanism for controlling the air cylinder (17) is arranged inside the main rotating shaft (16).

6. A fan impeller according to claim 1, wherein: the lower shell (1), lower casing (1) one side top fixedly connected with connecting plate (21), connecting plate (21) extend to lower casing (1) one side, pass through bolted connection between connecting plate (21) and lower casing (1).