CN207609578U - A kind of high safety factor centrifugal fan of vibrationproof - Google Patents
A kind of high safety factor centrifugal fan of vibrationproof Download PDFInfo
- Publication number
- CN207609578U CN207609578U CN201721381519.4U CN201721381519U CN207609578U CN 207609578 U CN207609578 U CN 207609578U CN 201721381519 U CN201721381519 U CN 201721381519U CN 207609578 U CN207609578 U CN 207609578U
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- CN
- China
- Prior art keywords
- counterweight
- pedestal
- driving motor
- centrifugal fan
- high safety
- Prior art date
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Abstract
A kind of high safety factor centrifugal fan of vibrationproof, including pedestal, casing and driving motor are provided, bottom plate is provided with below the pedestal, is provided with the first inclined-plane at left and right sides of the lower end of pedestal, the lower end on the first inclined-plane is provided with sliding shoe；The upper end of the sliding shoe is provided with the second inclined-plane；It is provided with more first buffer springs between on the inside of the sliding shoe；It is provided with driving motor on the right side of the upper end of the pedestal, the output shaft of driving motor is connected with rotation axis；It is installed with casing on the left of the upper end of the pedestal；The rear side of driving motor is equipped with balance weight mechanism, and balance weight mechanism includes clump weight, counterweight slide, counterweight sliding rail, counterweight screw pair and counter weight base；The left end of the rotation axis is fixedly connected with wheel swivel base, takes turns and is fixedly connected with impeller on the left of swivel base；The utility model bottom setting buffering, cooperation balance weight mechanism can reduce the vibration of wind turbine, can not only improve fan life, and can reduce friction to greatest extent, improve safety coefficient.
Description
Technical field
The utility model belongs to ventilation blower technical field, the high safety factor centrifugal fan of especially a kind of vibrationproof.
Background technology
Ventilation blower is to improve gas pressure by the mechanical energy of input and supply gas side by side the machinery of body, it is a kind of driven
Fluid machinery, modern ventilation blower are widely used in the ventilation of factory, mine, tunnel, cooling tower, vehicle, ship and building, dust discharge
And cooling, the ventilation of boiler and industrial furnace and air inducing, cooling and ventilation in the apparatus of air conditioning and domestic electric appliance, paddy
It the drying of object and selects and recommends, inflation and propulsion of wind-tunnel wind regime and aircushion vehicle etc..
Also often use centrifugal fan, centrifugal fan can be by environmentally-friendly coating mistake during environmentally-friendly coating
The polluted gas generated in journey is discharged immediately, prevents from polluting, but modern centrifugal fan is mostly there is more defect,
Such as centrifugal fan will produce larger vibrations at work, long-term vibrations can make the parts inside device loosen,
To reduce service using life.
Utility model content
The technical issues of the utility model solves：A kind of setting buffering is provided, cooperation balance weight mechanism can be to greatest extent
The vibration for reducing wind turbine, can not only improve fan life, and can reduce friction, improve the Gao An of the vibrationproof of safety coefficient
Overall coefficient centrifugal fan.
The technical solution adopted in the utility model：A kind of high safety factor centrifugal fan of vibrationproof, including pedestal, casing
And driving motor, it is provided with bottom plate below the pedestal, the first inclined-plane, the first inclined-plane are provided at left and right sides of the lower end of pedestal
Lower end be provided with sliding shoe；The upper end of the sliding shoe is provided with the second inclined-plane, and lower end and the bottom plate of sliding shoe are slidably connected；
Be provided with more first buffer springs between on the inside of the sliding shoe, the upper and lower ends of the first buffer spring respectively with the bottom of pedestal
Face is fixedly connected with the top surface of bottom plate, and fixed block is provided on the outside of sliding shoe, and fixed block is fixedly connected with bottom plate；The pedestal
Upper end on the right side of be provided with driving motor, the output shaft of driving motor is connected with rotation axis；It is fixed on the left of the upper end of the pedestal
Casing is installed, radiator shutter is provided between casing and driving motor, radiator shutter is fixedly mounted on the rotating shaft；Driving electricity
The rear side of machine is equipped with balance weight mechanism, and balance weight mechanism includes clump weight, counterweight slide, counterweight sliding rail, counterweight screw pair and counterweight bottom
Seat, clump weight are mounted on counterweight slide, and the top slide of counterweight slide is installed on counterweight sliding rail, and connects counterweight screw pair
Feed screw nut, counterweight sliding rail and counterweight screw pair be it is horizontal be mounted on counter weight base, counter weight base is mounted on driving
The rear end of the shell of motor；The left end of the rotation axis is fixedly connected with wheel swivel base, takes turns and is fixedly connected with impeller on the left of swivel base,
The left side internal sleeve of impeller is equipped with axial wheel, and axial wheel is an integral molding structure with impeller, axial wheel include shroud with
Hub disk.
Further scheme as the utility model：Second inclined-plane is bonded to each other with the first inclined-plane.
Further scheme as the utility model：Connected by the second buffer spring between the sliding shoe and fixed block
It connects.
Further scheme as the utility model：The driving motor is fixedly connected by motor cabinet with pedestal.
Further scheme as the utility model：One end connection counterweight lead screw of the lead screw of the counterweight screw pair slows down
The output shaft of motor.
Further scheme as the utility model：The rotation axis is horizontally disposed.
Further scheme as the utility model：Several spiral blades are fixedly connected on the hub disk.
The utility model compared with prior art the advantages of：
1, the utility model bottom design buffering, the first buffer spring once buffers vibrations, while the first inclined-plane
The second inclined-plane can be pressed so that sliding shoe move, and the second buffer spring can again buffer unit generate vibrations；
2, the clump weight on the utility model design balance weight mechanism can balance the centre-of gravity shift that casing and impeller generate, and
And the reaction force of wheel rotation generation can be balanced, and clump weight can be driven by the rotation of counterweight screw pair along counterweight sliding rail
It horizontally slips, adapts to the reaction force that the wheel rotation under different rotating speeds generates.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the impeller of the utility model.
Fig. 3 is the structural schematic diagram of the balance weight mechanism of the utility model.
Specific implementation mode
1-3 describes a kind of embodiment of the utility model below in conjunction with the accompanying drawings.
A kind of high safety factor centrifugal fan of vibrationproof, including pedestal 6, casing 1 and driving motor 15, the pedestal 6
Lower section be provided with bottom plate 11, be provided with the first inclined-plane 7 at left and right sides of the lower end of pedestal 6, the lower end on the first inclined-plane 7 is provided with cunning
Motion block 8；The upper end of the sliding shoe 8 is provided with the second inclined-plane 13, and lower end and the bottom plate 11 of sliding shoe 8 are slidably connected；The cunning
It is provided with more first buffer springs 12 between the inside of motion block 8, the upper and lower ends of the first buffer spring 12 bottom with pedestal 6 respectively
Face is fixedly connected with the top surface of bottom plate 11, and the outside of sliding shoe 8 is provided with fixed block 9, and fixed block 9 is fixedly connected with bottom plate 11；
It is provided with driving motor 15 on the right side of the upper end of the pedestal 6, the output shaft of driving motor 15 is connected with rotation axis 5；The pedestal 6
Upper end on the left of be installed with casing 1, be provided with radiator shutter 16 between casing 1 and driving motor 15, radiator shutter 16 is solid
Dingan County is in rotation axis 5；The rear side of driving motor 15 is equipped with balance weight mechanism, and balance weight mechanism includes clump weight 17, counterweight slide
18, counterweight sliding rail 19, counterweight screw pair 20 and counter weight base 21, clump weight 17 are mounted on counterweight slide 18, counterweight slide 18
Top slide be installed on counterweight sliding rail 19, and connect the feed screw nut of counterweight screw pair 20, counterweight sliding rail 19 and counterweight silk
Bar pair 20 be it is horizontal be mounted on counter weight base 21, counter weight base 21 is mounted on the rear end of the shell of driving motor 15；
The left end of the rotation axis 5 is fixedly connected with wheel swivel base 4, and the left side of wheel swivel base 4 is fixedly connected with impeller 2, impeller 2
Left side internal sleeve be equipped with axial wheel 3, axial wheel 3 is an integral molding structure with impeller 2, axial wheel 3 include shroud with
Hub disk.
Above-mentioned, the second inclined-plane 13 is bonded to each other with the first inclined-plane 7.
It is above-mentioned, it is connected by the second buffer spring 10 between sliding shoe 8 and fixed block 9.
Above-mentioned, driving motor 15 is fixedly connected by motor cabinet 14 with pedestal 6.
It is above-mentioned, the output shaft of one end connection counterweight lead screw decelerating motor of the lead screw of counterweight screw pair 20.
Above-mentioned, rotation axis is horizontally disposed.
It is above-mentioned, several spiral blades are fixedly connected on hub disk.
The design feature and its operation principle of the utility model：Axial wheel 3 is an integral molding structure with impeller 2, perfect
The overall structure of impeller 2, it is scientific and reasonable for structure, the complexity of centrifugal fan structure can be both reduced, cost is reduced, is not necessarily to
Increase the diameter of impeller 2, the presence of axial wheel 3 can increase blast pipe in the wind pressure of air inlet, reduce energy consumption, reduction is made an uproar
Sound, while radiator shutter 16 can be driven to rotate when the work of driving motor 15, to radiate to driving motor 15, device work
As when will produce vibrations, at this moment the first buffer spring 12 once buffers vibrations, while to press second oblique on the first inclined-plane 7
Face 13 so that sliding shoe 8 move, and the second buffer spring 10 can again buffer unit generate vibrations；Balance weight mechanism
On clump weight 17 can balance the centre-of gravity shift that casing 1 and impeller 2 generate, and can balance the rotation of impeller 2 generate it is anti-
Active force, and clump weight 17 can be driven by the rotation of counterweight screw pair 20 and be horizontally slipped along counterweight sliding rail 19, and different turn is adapted to
The reaction force that the rotation of impeller 2 under speed generates.
Above-described embodiment, the only preferred embodiment of the utility model are not used for limiting the utility model practical range,
Therefore all equivalence changes done with content described in the utility model claims, the utility model claims model should all be included in
Within enclosing.
Claims (7)
1. a kind of high safety factor centrifugal fan of vibrationproof, including pedestal, casing and driving motor, which is characterized in that described
It is provided with bottom plate below pedestal, is provided with the first inclined-plane at left and right sides of the lower end of pedestal, the lower end on the first inclined-plane is provided with cunning
Motion block；The upper end of the sliding shoe is provided with the second inclined-plane, and lower end and the bottom plate of sliding shoe are slidably connected；On the inside of the sliding shoe
Between be provided with more first buffer springs, the upper and lower ends of the first buffer spring top surface with the bottom surface of pedestal and bottom plate respectively
It is fixedly connected, fixed block is provided on the outside of sliding shoe, fixed block is fixedly connected with bottom plate；Setting on the right side of the upper end of the pedestal
There are driving motor, the output shaft of driving motor to be connected with rotation axis；It is installed with casing, casing on the left of the upper end of the pedestal
Radiator shutter is provided between driving motor, radiator shutter is fixedly mounted on the rotating shaft；The rear side of driving motor, which is equipped with, matches
Heavy-duty machine structure, balance weight mechanism include that clump weight, counterweight slide, counterweight sliding rail, counterweight screw pair and counter weight base, clump weight are mounted on
On counterweight slide, the top slide of counterweight slide is installed on counterweight sliding rail, and connects the feed screw nut of counterweight screw pair, counterweight
Sliding rail and counterweight screw pair be it is horizontal be mounted on counter weight base, after counter weight base is mounted on the shell of driving motor
End；The left end of the rotation axis is fixedly connected with wheel swivel base, takes turns and is fixedly connected with impeller on the left of swivel base, inside the left side of impeller
It is arranged with axial wheel, axial wheel is an integral molding structure with impeller, and axial wheel includes shroud and hub disk.
2. a kind of high safety factor centrifugal fan of vibrationproof according to claim 1, it is characterised in that：Described second tiltedly
Face is bonded to each other with the first inclined-plane.
3. a kind of high safety factor centrifugal fan of vibrationproof according to claim 1, it is characterised in that：The sliding shoe
It is connect by the second buffer spring between fixed block.
4. a kind of high safety factor centrifugal fan of vibrationproof according to claim 1, it is characterised in that：The driving electricity
Machine is fixedly connected by motor cabinet with pedestal.
5. a kind of high safety factor centrifugal fan of vibrationproof according to claim 1, it is characterised in that：The counterweight silk
The output shaft of one end connection counterweight lead screw decelerating motor of the lead screw of bar pair.
6. a kind of high safety factor centrifugal fan of vibrationproof according to claim 1, it is characterised in that：The rotation axis
It is horizontally disposed.
7. a kind of high safety factor centrifugal fan of vibrationproof according to claim 1, it is characterised in that：On the hub disk
It is fixedly connected with several spiral blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381519.4U CN207609578U (en) | 2017-10-24 | 2017-10-24 | A kind of high safety factor centrifugal fan of vibrationproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381519.4U CN207609578U (en) | 2017-10-24 | 2017-10-24 | A kind of high safety factor centrifugal fan of vibrationproof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207609578U true CN207609578U (en) | 2018-07-13 |
Family
ID=62793800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721381519.4U Expired - Fee Related CN207609578U (en) | 2017-10-24 | 2017-10-24 | A kind of high safety factor centrifugal fan of vibrationproof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207609578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112671263A (en) * | 2020-12-28 | 2021-04-16 | 雷帅 | Centrifugal fan with protection component |
-
2017
- 2017-10-24 CN CN201721381519.4U patent/CN207609578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112671263A (en) * | 2020-12-28 | 2021-04-16 | 雷帅 | Centrifugal fan with protection component |
| CN112671263B (en) * | 2020-12-28 | 2022-11-01 | 海南华致信人防设备有限公司 | Centrifugal fan with protection component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20181024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |