CN215949884U - Centrifugal fan impeller and centrifugal fan - Google Patents
Centrifugal fan impeller and centrifugal fan Download PDFInfo
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- CN215949884U CN215949884U CN202121562422.XU CN202121562422U CN215949884U CN 215949884 U CN215949884 U CN 215949884U CN 202121562422 U CN202121562422 U CN 202121562422U CN 215949884 U CN215949884 U CN 215949884U
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- impeller
- centrifugal fan
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- 230000017525 heat dissipation Effects 0.000 claims description 19
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 16
- 210000003205 muscle Anatomy 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of fans, and particularly relates to a centrifugal fan impeller and a centrifugal fan. The centrifugal fan impeller and the centrifugal fan have the advantages of being long in service life, capable of improving working efficiency of people and capable of protecting safety of people to a certain degree.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a centrifugal fan impeller and a centrifugal fan.
Background
Centrifugal fans are widely used in industrial and domestic fields and are mainly composed of an impeller and a casing. Centrifugal fans are widely used in mines and tunnels to increase internal air circulation therein and provide life support for workers therein.
However, the existing centrifugal fan is easy to damage in a mine and a tunnel in a severe environment due to simple structure, so that the working efficiency of people is affected, and the life safety of workers can be endangered more seriously.
Disclosure of Invention
In order to solve the problems in the background art, the utility model provides a centrifugal fan impeller and a centrifugal fan, which have the characteristic of long service life.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a centrifugal fan impeller and centrifugal fan, including the fan shell, the inside wall fixedly connected with puigging of fan shell, the centrifugal chamber has been seted up to the inside of puigging, the inside wall fixedly connected with backup pad of puigging, the top fixedly connected with motor of backup pad, the output shaft of motor passes through shaft coupling fixedly connected with axis of rotation, the draw-in groove has been seted up to the inside wall of axis of rotation, the draw-in groove swing joint has the fixture block through the draw-in groove swing joint in the axis of rotation, one side fixedly connected with impeller of fixture block, the one end fixedly connected with screw of impeller, the axis of rotation passes through the screw with the impeller, fixture block and draw-in groove swing joint.
The radiating groove has been seted up to one side of fan shell, and the inside wall fixedly connected with filter screen of radiating groove, one side fixedly connected with handle of fan shell, the opposite side fixedly connected with anticollision board of fan shell, the bottom fixedly connected with connecting axle of fan shell, the bottom fixedly connected with universal wheel of connecting axle, one side fixedly connected with locking piece of universal wheel.
In order to reduce noise inside the fan, it is preferable that the soundproof layer is a hard fiber soundproof layer, and the thickness of the soundproof layer is 5 mm.
In order to achieve a good centrifugal effect, preferably, the number of the impellers is six, the six impellers are arranged on the rotating shaft at equal intervals, the surface of each impeller is fixedly connected with a convex block, and each convex block is an ellipsoid convex block.
In order to better protect the whole fan, preferably, the outer sleeve of the handle is provided with a rubber pad, and the anti-collision plate is an arc-shaped anti-collision plate.
In order to reduce the vibration of the motor when the motor is collided, preferably, the motor sleeve is sleeved outside the motor, uniformly distributed through holes are formed in the motor sleeve, and the spring is a damping spring and fixedly connected to the bottom of the supporting plate.
In order to increase the inside air current of fan and reach radiating effect, preferred, the inside wall fixedly connected with heat dissipation muscle of puigging, the quantity of heat dissipation muscle is six, and six heat dissipation muscle evenly set up on the inside wall of puigging, and the mesh number of filter screen is a hundred.
Compared with the prior art, the utility model has the beneficial effects that:
according to the centrifugal fan impeller and the centrifugal fan, the noise generated by the motor during working can be reduced by arranging the sound insulation layer, so that the working efficiency of people is improved; by arranging the heat dissipation ribs, the heat dissipation grooves and the filter screen, the air circulation in the fan shell can be effectively increased, and the heat dissipation effect of the motor is improved; through setting up handle, rubber pad, connecting axle, universal wheel and locking piece, this fan can effectually be removed, the flexibility of this fan is increased.
The impeller and the centrifugal fan can protect the fan to a certain extent by arranging the anti-collision plate; the spring and the supporting plate are arranged, so that a certain shock absorption and protection effect can be achieved on the motor; through the fixture block and the screw of split type setting, can make things convenient for people's change when the impeller damages, increase the life of this fan.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a cross-sectional view of the present invention.
In the figure, 1, a fan casing; 2. a sound insulating layer; 3. a centrifugal chamber; 4. heat dissipation ribs; 5. a rotating shaft; 6. an impeller; 7. a raised block; 8. a heat sink; 9. a filter screen; 10. a handle; 11. a rubber pad; 12. a connecting shaft; 13. a universal wheel; 14. a locking block; 15. an anti-collision plate; 16. a clamping block; 17. a screw; 18. a motor; 19. a motor cover; 20. a support plate; 21. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a centrifugal fan impeller and centrifugal fan, includes fan shell 1, and the inside wall fixedly connected with puigging 2 of fan shell 1 through the puigging 2 that sets up, can reduce the noise that motor 18 produced at the during operation, makes people's efficiency at the during operation obtain improving. Centrifugal chamber 3 has been seted up to puigging 2's inside, puigging 2's inside wall fixedly connected with backup pad 20, backup pad 20's top fixedly connected with motor 18, shaft coupling fixedly connected with axis of rotation 5 is passed through to motor 18's output shaft, the draw-in groove has been seted up to axis of rotation 5's inside wall, axis of rotation 5 has fixture block 16 through draw-in groove swing joint, one side fixedly connected with impeller 6 of fixture block 16, impeller 6's one end fixedly connected with screw 17, axis of rotation 5 passes through screw 17 with impeller 6, fixture block 16 and draw-in groove swing joint. Through the fixture block 16 and the screw 17 of split type setting, can make things convenient for people's change when impeller 6 damages, increase the life of this fan.
The fan casing comprises a fan casing body 1 and is characterized in that a heat dissipation groove 8 is formed in one side of the fan casing body 1, a filter screen 9 is fixedly connected to the inner side wall of the heat dissipation groove 8, a handle 10 is fixedly connected to one side of the fan casing body 1, an anti-collision plate 15 is fixedly connected to the other side of the fan casing body 1, a connecting shaft 12 is fixedly connected to the bottom of the fan casing body 1, a universal wheel 13 is fixedly connected to the bottom of the connecting shaft 12, and a locking block 14 is fixedly connected to one side of the universal wheel 13. Through setting up handle 10, rubber pad 11, connecting axle 12, universal wheel 13 and locking piece 14, can effectual removal this fan, increase the flexibility of this fan.
When people use the fan, the locking block 14 is opened, the fan is pushed to a working place by the handle 10, and the anti-collision plate protects the whole fan and prevents the fan from directly colliding with a wall and being damaged. Moreover, when the fan operates under a severe condition, the heat dissipation groove 8, the filter screen 9 and the heat dissipation ribs 4 are mutually matched to increase the air flow inside the fan so as to achieve the purpose of dissipating heat more quickly.
If the impeller 6 is damaged, people only need to unscrew the screw 17 and forcibly separate the clamping block 16 from the clamping groove, so that the impeller 6 can be replaced. During the vibration of the motor 18, the support plate 20 and the spring 21 can reduce the influence of the vibration of the motor 18 on the whole fan.
The soundproof layer 2 is a hard fiber soundproof layer, and the thickness of the soundproof layer 2 is 5 mm. The hard fiber is a good sound insulation material, and the noise generated when the fan operates can be reduced by the thickness of 5 mm, so that the working efficiency of people is improved.
The number of the impellers 6 is six, the six impellers 6 are arranged on the rotating shaft 5 at equal intervals, the surface of each impeller 6 is fixedly connected with a convex block 7, and each convex block 7 is an ellipsoid convex block. The arrangement of the convex blocks 7 can prevent dust from being accumulated too much on the impeller 6, and the normal operation of the fan is ensured.
The handle 10 is sleeved with a rubber pad 11, and the anti-collision plate 15 is an arc-shaped anti-collision plate. The rubber pad 11 can increase the frictional force between people's hand and the handle 10, makes people more convenient when using, and the vibrations that the fan received when the collision can be reduced to the arc anticollision board to protect the inside part of fan.
The outside cover of motor 18 is equipped with motor cover 19, offers evenly distributed's through-hole on the motor cover 19, and the bottom fixedly connected with spring 21 of backup pad 20, spring 21 are damping spring. The setting of motor cover 19 can protect motor 18 to a certain extent, prevents that the inside a large amount of dusts that get into of motor 18 from influencing people's normal use, and backup pad 20 and spring 21's setting can reduce the influence that causes the fan overall stability when motor 18 moves.
The inside wall fixedly connected with heat dissipation muscle 4 of puigging 2, the quantity of heat dissipation muscle 4 is six, and six heat dissipation muscle 4 evenly set up on the inside wall of puigging 2, and the mesh number of filter screen 9 is a hundred meshes. The setting of heat dissipation muscle 4 and filter screen 9 can increase the inside air flow of fan to reduce the inside temperature of fan, it is long when increasing the use of fan, thereby increase the life of fan.
The working principle and the using process of the utility model are as follows:
when the fan is needed, people only need to push the fan, push the fan to a desired area, open the motor 18, and the motor 18 drives the impeller 6 to rotate, so that the centrifugal heat dissipation effect is achieved.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a centrifugal fan impeller and centrifugal fan, includes fan shell (1), its characterized in that: the fan shell is characterized in that a sound insulation layer (2) is fixedly connected to the inner side wall of the fan shell (1), a centrifugal cavity (3) is formed in the sound insulation layer (2), a supporting plate (20) is fixedly connected to the inner side wall of the sound insulation layer (2), a motor (18) is fixedly connected to the top of the supporting plate (20), an output shaft of the motor (18) is fixedly connected with a rotating shaft (5) through a coupler, a clamping groove is formed in the inner side wall of the rotating shaft (5), a clamping block (16) is movably connected to the rotating shaft (5) through the clamping groove, an impeller (6) is fixedly connected to one side of the clamping block (16), a screw (17) is fixedly connected to one end of the impeller (6), and the rotating shaft (5) and the impeller (6) are movably connected through the screw (17), the clamping block (16) and the clamping groove;
radiating groove (8) have been seted up to one side of fan shell (1), inside wall fixedly connected with filter screen (9) of radiating groove (8), one side fixedly connected with handle (10) of fan shell (1), opposite side fixedly connected with crashproof board (15) of fan shell (1), bottom fixedly connected with connecting axle (12) of fan shell (1), the bottom fixedly connected with universal wheel (13) of connecting axle (12), one side fixedly connected with locking piece (14) of universal wheel (13).
2. The centrifugal fan impeller and the centrifugal fan according to claim 1, wherein: the soundproof layer (2) is a hard fiber soundproof layer, and the thickness of the soundproof layer (2) is 5 mm.
3. The centrifugal fan impeller and the centrifugal fan according to claim 1, wherein: the quantity of impeller (6) is six, and six impeller (6) equidistance set up on axis of rotation (5), every the equal fixedly connected with protruding piece (7) in surface of impeller (6), every protruding piece (7) are the ellipsoid protruding piece.
4. The centrifugal fan impeller and the centrifugal fan according to claim 1, wherein: the handle is characterized in that a rubber pad (11) is sleeved outside the handle (10), and the anti-collision plate (15) is an arc-shaped anti-collision plate.
5. The centrifugal fan impeller and the centrifugal fan according to claim 1, wherein: the outside cover of motor (18) is equipped with motor cover (19), evenly distributed's through-hole has been seted up on motor cover (19), the bottom fixedly connected with spring (21) of backup pad (20), spring (21) are damping spring.
6. The centrifugal fan impeller and the centrifugal fan according to claim 1, wherein: the inside wall fixedly connected with heat dissipation muscle (4) of puigging (2), the quantity of heat dissipation muscle (4) is six, and six heat dissipation muscle (4) evenly set up on the inside wall of puigging (2), the mesh number of filter screen (9) is a hundred meshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121562422.XU CN215949884U (en) | 2021-07-09 | 2021-07-09 | Centrifugal fan impeller and centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121562422.XU CN215949884U (en) | 2021-07-09 | 2021-07-09 | Centrifugal fan impeller and centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215949884U true CN215949884U (en) | 2022-03-04 |
Family
ID=80436525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121562422.XU Active CN215949884U (en) | 2021-07-09 | 2021-07-09 | Centrifugal fan impeller and centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215949884U (en) |
-
2021
- 2021-07-09 CN CN202121562422.XU patent/CN215949884U/en active Active
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