CN211449142U - Coaxial-based double-impeller fan - Google Patents
Coaxial-based double-impeller fan Download PDFInfo
- Publication number
- CN211449142U CN211449142U CN201922285531.0U CN201922285531U CN211449142U CN 211449142 U CN211449142 U CN 211449142U CN 201922285531 U CN201922285531 U CN 201922285531U CN 211449142 U CN211449142 U CN 211449142U
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- Prior art keywords
- impeller
- main shaft
- fan
- motor
- outer shell
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- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 4
- 206010010904 Convulsion Diseases 0.000 description 2
- 230000036461 convulsion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model provides a coaxial-based double-impeller fan, which comprises a frame, wherein a motor bracket is fixedly arranged at one end of the top of the frame, a motor is fixedly arranged at the top of the motor bracket, and a main shaft of the motor is connected with an impeller main shaft through a belt transmission mechanism and drives the impeller main shaft to rotate; the impeller main shaft is supported and installed at the top of the rack through a bearing set, a first impeller and a second impeller are supported and installed on the impeller main shaft at the same time, a first fan outer shell is installed outside the first impeller, and a first air outlet is formed in the bottom of the first fan outer shell; and a second fan outer shell is arranged outside the second impeller, and a second air outlet is formed in the bottom of the second fan outer shell. The double-impeller fan based on the same shaft is provided, the fan can synchronously drive the main shaft through the power device, the two impellers are synchronously driven through the main shaft to rotate, synchronous air supply is realized, and the air supply efficiency and the air supply quantity are improved.
Description
Technical Field
The utility model relates to a fan production technical field, concretely relates to bilobed wheel fan based on it is coaxial.
Background
The existing fan adopts a single-impeller transmission mode, and one impeller is driven by a motor to rotate so as to achieve the purposes of air draft or air supply.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve not enough that above-mentioned background art exists, provide based on coaxial bilobed wheel fan, this fan passes through the drive main shaft that power device can be synchronous, rotates through two impellers of the synchronous drive of main shaft, and then realizes synchronous air supply, and then has improved air supply efficiency and air supply volume.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the coaxial double-impeller fan comprises a rack, wherein a motor support is fixedly arranged at one end of the top of the rack, a motor is fixedly arranged at the top of the motor support, and a main shaft of the motor is connected with an impeller main shaft through a belt transmission mechanism and drives the impeller main shaft to rotate; the impeller main shaft is supported and installed at the top of the rack through a bearing set, a first impeller and a second impeller are supported and installed on the impeller main shaft at the same time, a first fan outer shell is installed outside the first impeller, and a first air outlet is formed in the bottom of the first fan outer shell; and a second fan outer shell is arranged outside the second impeller, and a second air outlet is formed in the bottom of the second fan outer shell.
The motor is fixedly arranged at the top of the motor bracket through the motor supporting seat; and a reinforcing cross beam is fixedly arranged on the side wall of the motor bracket.
The belt transmission mechanism comprises a driving belt wheel fixed on the main shaft, the driving belt wheel is in meshing transmission with a driven belt wheel through a belt, and the driven belt wheel is installed on the impeller main shaft.
The driving belt wheel and the driven belt wheel both adopt double-groove belt wheels.
The bearing set comprises a first bearing seat, a second bearing seat, a third bearing seat and a fourth bearing seat which are fixed on the top of the frame.
The first impeller is fixed on the impeller main shaft through a first impeller supporting ring arranged at the center of the first impeller; the second impeller is fixed on the impeller main shaft through a second impeller supporting ring arranged at the center of the second impeller.
The first fan outer shell is fixed to the top of the rack through a first shell connecting plate, and the second fan outer shell is fixed to the top of the rack through a second shell connecting plate.
And a supporting foot plate is fixedly arranged at the bottom of the frame.
The utility model discloses there is following beneficial effect:
1. through adopting the bilobed wheel fan of above-mentioned structure, it adopts bilobed wheel structure, through the synchronous drive impeller main shaft of motor, by the synchronous first impeller of drive of impeller main shaft and second impeller again, and then realizes convulsions through the synchronous rotation of two impellers, and then realizes synchronous air supply, and then has improved air supply efficiency and air supply volume.
2. The transmission of power can be realized through the belt transmission mechanism, and in the working process, the driving belt wheel is driven through the main shaft, the driven belt wheel is driven through the driving belt wheel and the belt, and then the impeller main shaft is driven through the driven belt wheel.
3. The impeller main shaft can be effectively supported through the bearing seat, and the normal rotation of the impeller main shaft is further ensured.
4. Through foretell bearing structure can carry out effectual support and fixed to first impeller and second impeller, and then guaranteed the work that can normally.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a first perspective three-dimensional view of the present invention.
Fig. 2 is a second perspective three-dimensional view of the present invention.
Fig. 3 is a third perspective three-dimensional view of the present invention.
In the figure: the fan comprises a supporting foot plate 1, a frame 2, a first bearing seat 3, a first fan outer shell 4, a motor support 5, a motor support seat 6, a motor 7, a driving belt wheel 8, a main shaft 9, a belt 10, a reinforcing cross beam 11, a first shell connecting plate 12, a first air outlet 13, a first impeller 14, an impeller main shaft 15, a driven belt wheel 16, a third bearing seat 17, a second shell connecting plate 18, a second air outlet 19, a second fan outer shell 20, a second impeller 21, a fourth bearing seat 22, a second impeller support ring 23, a first impeller support ring 24 and a second bearing seat 25.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-3, the coaxial double-impeller fan comprises a frame 2, wherein a motor bracket 5 is fixedly installed at one end of the top of the frame 2, a motor 7 is fixedly installed at the top of the motor bracket 5, and a main shaft 9 of the motor 7 is connected with an impeller main shaft 15 through a belt transmission mechanism and drives the impeller main shaft to rotate; the impeller main shaft 15 is supported and installed at the top of the rack 2 through a bearing set, a first impeller 14 and a second impeller 21 are supported and installed on the impeller main shaft 15 at the same time, a first fan outer shell 4 is installed outside the first impeller 14, and a first air outlet 13 is formed in the bottom of the first fan outer shell 4; a second fan outer shell 20 is mounted outside the second impeller 21, and a second air outlet 19 is arranged at the bottom of the second fan outer shell 20. Through adopting the bilobed wheel fan of above-mentioned structure, it adopts bilobed wheel structure, through synchronous drive impeller main shaft 15 of motor 7, by the synchronous first impeller 14 of drive of impeller main shaft 15 and second impeller 21 again, and then realizes convulsions through the synchronous rotation of two impellers, and then realizes synchronous air supply, and then has improved air supply efficiency and air supply volume.
Further, the motor 7 is fixedly arranged at the top of the motor bracket 5 through a motor supporting seat 6; and a reinforcing cross beam 11 is fixedly arranged on the side wall of the motor bracket 5. Through foretell motor support 5 can carry out effectual support to motor 7, improved motor support 5's structural strength moreover through strengthening the crossbeam 11, guaranteed its stability.
Further, the belt transmission mechanism comprises a driving belt wheel 8 fixed on the main shaft 9, the driving belt wheel 8 is in meshing transmission with a driven belt wheel 16 through a belt 10, and the driven belt wheel 16 is installed on the impeller main shaft 15. The transmission of power can be realized through the belt transmission mechanism, in the working process, the main shaft 9 drives the driving belt wheel 8, the driving belt wheel 8 and the belt 10 drive the driven belt wheel 16, and the driven belt wheel 16 drives the impeller main shaft 15.
Further, the driving pulley 8 and the driven pulley 16 both use a double-groove pulley. The stable output of moment is guaranteed through adopting double flute band pulley.
Further, the bearing set includes a first bearing seat 3, a second bearing seat 25, a third bearing seat 17 and a fourth bearing seat 22 fixed on the top of the frame 2. The impeller main shaft 15 can be effectively supported by the bearing seat, and the normal rotation of the impeller main shaft is further ensured.
Further, the first impeller 14 is fixed on the impeller main shaft 15 through a first impeller supporting ring 24 arranged at the center position thereof; the second impeller 21 is fixed to the impeller spindle 15 by a second impeller support ring 23 provided at the center thereof. The first impeller 14 and the second impeller 21 can be effectively supported and fixed through the support structure, so that normal work can be guaranteed.
Further, the first blower outer shell 4 is fixed on the top of the frame 2 through a first shell connecting plate 12, and the second blower outer shell 20 is fixed on the top of the frame 2 through a second shell connecting plate 18.
Further, a supporting foot plate 1 is fixedly installed at the bottom of the machine frame 2. Can fix and install whole frame 2 through supporting sole 1, and then guaranteed the stability of its structure.
The utility model discloses a working process and principle do:
in the working process, the motor 7 is started, the main shaft 9 is driven by the motor 7, the driving belt wheel 8 is driven by the main shaft 9, the driving belt wheel 8 and the belt 10 drive the driven belt wheel 16, and the impeller main shaft 15 is driven by the driven belt wheel 16; the first impeller 14 and the second impeller 21 are synchronously driven through the impeller main shaft 15, air draft is realized through synchronous rotation of the two impellers, synchronous air supply is realized, and air supply efficiency and air supply quantity are improved.
Claims (8)
1. Based on coaxial bilobed wheel fan, its characterized in that: the impeller comprises a rack (2), wherein a motor support (5) is fixedly mounted at one end of the top of the rack (2), a motor (7) is fixedly mounted at the top of the motor support (5), and a main shaft (9) of the motor (7) is connected with an impeller main shaft (15) through a belt transmission mechanism and drives the impeller main shaft to rotate; the impeller main shaft (15) is supported and installed at the top of the rack (2) through a bearing set, a first impeller (14) and a second impeller (21) are supported and installed on the impeller main shaft (15) at the same time, a first fan outer shell (4) is installed outside the first impeller (14), and a first air outlet (13) is formed in the bottom of the first fan outer shell (4); and a second fan outer shell (20) is arranged outside the second impeller (21), and a second air outlet (19) is formed in the bottom of the second fan outer shell (20).
2. The co-axial based twin impeller fan of claim 1 wherein: the motor (7) is fixedly arranged at the top of the motor bracket (5) through a motor supporting seat (6); and a reinforcing cross beam (11) is fixedly mounted on the side wall of the motor bracket (5).
3. The co-axial based twin impeller fan of claim 1 wherein: the belt transmission mechanism comprises a driving belt wheel (8) fixed on a main shaft (9), the driving belt wheel (8) is in meshing transmission with a driven belt wheel (16) through a belt (10), and the driven belt wheel (16) is installed on an impeller main shaft (15).
4. The co-axial based twin impeller fan of claim 3 wherein: the driving belt wheel (8) and the driven belt wheel (16) both adopt double-groove belt wheels.
5. The co-axial based twin impeller fan of claim 1 wherein: the bearing group comprises a first bearing seat (3), a second bearing seat (25), a third bearing seat (17) and a fourth bearing seat (22) which are fixed on the top of the frame (2).
6. The co-axial based twin impeller fan of claim 1 wherein: the first impeller (14) is fixed on the impeller main shaft (15) through a first impeller supporting ring (24) arranged at the center of the first impeller; the second impeller (21) is fixed on the impeller main shaft (15) through a second impeller supporting ring (23) arranged at the center position of the second impeller.
7. The co-axial based twin impeller fan of claim 1 wherein: the first fan outer shell (4) is fixed to the top of the rack (2) through a first shell connecting plate (12), and the second fan outer shell (20) is fixed to the top of the rack (2) through a second shell connecting plate (18).
8. The co-axial based twin impeller fan of claim 1 wherein: the bottom of the frame (2) is fixedly provided with a supporting foot plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285531.0U CN211449142U (en) | 2019-12-18 | 2019-12-18 | Coaxial-based double-impeller fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922285531.0U CN211449142U (en) | 2019-12-18 | 2019-12-18 | Coaxial-based double-impeller fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449142U true CN211449142U (en) | 2020-09-08 |
Family
ID=72314565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922285531.0U Expired - Fee Related CN211449142U (en) | 2019-12-18 | 2019-12-18 | Coaxial-based double-impeller fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211449142U (en) |
-
2019
- 2019-12-18 CN CN201922285531.0U patent/CN211449142U/en not_active Expired - Fee Related
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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: 20200908 |