CN215719656U - Centrifugal fan main shaft driving equipment with stability - Google Patents
Centrifugal fan main shaft driving equipment with stability Download PDFInfo
- Publication number
- CN215719656U CN215719656U CN202121936006.1U CN202121936006U CN215719656U CN 215719656 U CN215719656 U CN 215719656U CN 202121936006 U CN202121936006 U CN 202121936006U CN 215719656 U CN215719656 U CN 215719656U
- Authority
- CN
- China
- Prior art keywords
- wall
- fixed
- fan
- shell
- centrifugal fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a centrifugal fan spindle driving device with stability, which comprises a mounting plate, wherein a fan shell is fixed on the outer wall of the top of the mounting plate through bolts, a pipeline joint is fixed at a vent at the top end of the fan shell through bolts, four first mounting holes are formed in the outer wall of the top of the pipeline joint, mounting lugs are fixed on the outer walls of two sides of the top of the fan shell through bolts, second mounting holes are formed in the inner walls of the two mounting lugs, a support plate is fixed on the outer wall of the top of the mounting plate through bolts, a spindle motor is fixed on the outer wall of the top of the support plate through bolts, the spindle motor is connected with a switch through a wire, and a bearing is connected to an output shaft of the spindle motor. According to the centrifugal fan, the stabilizing blocks, the reinforcing rods and the fixing rods are arranged, so that the stability of the fan during working can be improved, and the position deviation of part of parts is avoided, so that the influence on the driving effect is avoided, and the operation process of the centrifugal fan is more efficient.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a centrifugal fan spindle driving device with stability.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and accelerates the gas by using an impeller rotating at a high speed according to the principle that kinetic energy is converted into potential energy, and then decelerates and changes the flow direction so as to convert the kinetic energy into the potential energy (pressure). In a single-stage centrifugal fan, gas enters an impeller from an axial direction, changes into a radial direction when flowing through the impeller and then enters a diffuser, the gas changes the flowing direction in the diffuser and the sectional area of a pipeline is increased to reduce the speed of the gas flow, the speed reduction action converts kinetic energy into pressure energy, and the pressure increase mainly occurs in the impeller and then occurs in the diffusion process; in a multistage centrifugal fan, a flow reverser is used to direct the air flow to the next impeller, creating a higher pressure.
Centrifugal fan receives particle impurity's interference at the during operation, if the internal drive part, can lead to the drive effect to receive certain influence to centrifugal fan rocking of production when the function can lead to outside drive part position to take place the skew, lacks stability.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a centrifugal fan spindle driving device with stability.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a centrifugal fan spindle driving device with stability comprises a mounting plate, wherein a fan shell is fixed on the outer wall of the top of the mounting plate through bolts, a pipeline joint is fixed at a vent at the top end of the fan shell through bolts, four first mounting holes are formed in the outer wall of the top of the pipeline joint, mounting lugs are fixed on the outer walls of two sides of the top of the fan shell through bolts, second mounting holes are formed in the inner walls of the two mounting lugs, a supporting plate is fixed on the outer wall of the top of the mounting plate through bolts, a spindle motor is fixed on the outer wall of the top of the supporting plate through bolts, the spindle motor is connected with a switch through a wire, a bearing is connected to an output shaft of the spindle motor, a protective shell which is obliquely arranged is fixed on the outer wall of one side of the fan shell through bolts, a stabilizing block is fixed on the outer wall of one side of the protective shell through bolts, and a reinforcing rod with an L-shaped structure is fixedly connected to the top end of the stabilizing block, stiffener one end fixed connection is on fan shell one side outer wall, protective housing bottom one side inner wall rotates and is connected with the main shaft pole, main shaft pole one end is rotated and is connected on the bearing inner wall, the main shaft pole is located the inboard one end outer wall of protective housing and has the action wheel through the bolt fastening, protective housing top one side inner wall rotates and is connected with the axis of rotation, the axis of rotation outer wall has from the driving wheel through the bolt fastening, action wheel and follow driving wheel outer wall connection have same driving belt, fan shell one side outer wall has seted up the opening, and the axis of rotation rotates and connects on the opening inner wall, the axis of rotation is located the inboard one end of fan shell and has fixed sleeve through the bolt fastening, fixed sleeve outer wall has the fan wheel that the equidistance distributes through the bolt fastening.
The outer wall of the top of the mounting plate is fixed with a fixing rod of an L-shaped structure through a bolt, and the top end of the fixing rod is fixedly connected to the outer wall of one side of the middle part of the protective shell.
The fan casing one side outer wall has been seted up the ventilation groove, and the ventilation inslot wall has the precision filter screen through the bolt fastening, the precision filter screen is located fan wheel one side.
The utility model has the beneficial effects that:
1. this high-efficient main shaft drive equipment for centrifugal fan through being provided with spindle motor, bearing, main shaft pole, action wheel, axis of rotation, from driving wheel and driving belt, realizes having good drive effect to the drive of this centrifugal fan main shaft, and then cooperates the effect of fixed sleeve, drives fan wheel and rotates.
2. This high-efficient main shaft drive equipment for centrifugal fan through being provided with stabilizing block, stiffener and dead lever, can promote the fan stability at the during operation, avoids the position of part to take place the skew to avoided causing the influence to the drive effect, makeed this centrifugal fan's operation process more high-efficient.
3. This high-efficient main shaft drive equipment for centrifugal fan through being provided with the precision filtering net, can get rid of the particulate matter that contains in the gas, has reduced the interference phenomenon that impurity caused the function of drive part.
Drawings
Fig. 1 is a schematic structural diagram of a main shaft driving device of a centrifugal fan with stability according to the present invention in a front view;
fig. 2 is a schematic perspective view of a stable spindle driving device for a centrifugal fan according to the present invention;
fig. 3 is a schematic side cross-sectional structural view of a protective casing of a spindle driving apparatus of a centrifugal fan with stability according to the present invention.
In the figure: the fan comprises a mounting plate 1, a fan shell 2, a pipeline joint 3, a first mounting hole 4, a mounting lug 5, a second mounting hole 6, a support plate 7, a spindle motor 8, a bearing 9, a spindle rod 10, a protective shell 11, a stabilizing block 12, a reinforcing rod 13, a fixing rod 14, a driving wheel 15, a rotating shaft 16, a driven wheel 17, a transmission belt 18, a fixing sleeve 19, a fan impeller 20 and a precision filter screen 21.
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.
Example one
Referring to fig. 1-3, a stable centrifugal fan spindle driving device comprises a mounting plate 1, a fan housing 2 is fixed on the outer wall of the top of the mounting plate 1 through bolts, a pipeline joint 3 is fixed on the vent at the top of the fan housing 2 through bolts, four first mounting holes 4 are arranged on the outer wall of the top of the pipeline joint 3, mounting lugs 5 are fixed on the outer walls of the two sides of the top of the fan housing 2 through bolts, second mounting holes 6 are arranged on the inner walls of the two mounting lugs 5, a supporting plate 7 is fixed on the outer wall of the top of the mounting plate 1 through bolts, a spindle motor 8 is fixed on the outer wall of the top of the supporting plate 7 through bolts, the spindle motor 8 is connected with a switch through a wire, a bearing 9 is connected to an output shaft of the spindle motor 8, a protective housing 11 which is obliquely arranged is fixed on the outer wall of one side of the fan housing 2 through bolts, a stabilizing block 12 is fixed on the outer wall of one side of the protective housing 11 through bolts, and the top end of the stable block 12 is fixedly connected with a reinforcing rod 13 with an L-shaped structure, one end of the reinforcing rod 13 is fixedly connected to the outer wall of one side of the fan shell 2, as a further proposal of the utility model, the outer wall of the top of the mounting plate 1 is fixedly provided with a fixing rod 14 with an L-shaped structure through a bolt, the top end of the fixing rod 14 is fixedly connected to the outer wall of one side of the middle part of the protective shell 11, the inner wall of one side of the bottom of the protective shell 11 is rotatably connected with a main shaft rod 10, one end of the main shaft rod 10 is rotatably connected to the inner wall of the bearing 9, the outer wall of one end of the main shaft rod 10, which is positioned at the inner side of the protective shell 11, is fixedly provided with a driving wheel 15 through a bolt, the inner wall of one side of the top of the protective shell 11 is rotatably connected with a rotating shaft 16, the outer wall of the rotating shaft 16 is fixedly provided with a driven wheel 17 through a bolt, the outer walls of the driving wheel 15 and the driven wheel 17 are connected with a same transmission belt 18, the outer wall of one side of the fan shell 2 is provided with an opening, and the rotating shaft 16 is rotatably connected to the inner wall of the opening, as a further scheme of the present invention, a ventilation groove is formed in the outer wall of one side of the fan housing 2, a precision filter screen 21 is fixed to the inner wall of the ventilation groove through a bolt, and the precision filter screen 21 is located on one side of the fan impeller 20.
The working principle is as follows: when in use, the spindle motor 8 is started to drive the bearing 9 to rotate by arranging the spindle motor, the bearing 9, the spindle rod 10, the driving wheel 15, the rotating shaft 16 and the driven wheel 17, the bearing 9 drives the spindle rod 10 to rotate, so that the spindle rod 10 drives the driving wheel 15 to rotate, the driven wheel 17 is driven to rotate by the action of the transmission belt 18, so that the driven wheel 17 drives the rotating shaft 16 to rotate, the rotating shaft 16 drives the fixed sleeve 19 and the fan impeller 20 to rotate, further, the particulate matters contained in the gas can be removed by matching with the action of the precise filter screen 21, the interference phenomenon caused by impurities to the operation of driving parts is reduced, the driving of the spindle of the centrifugal fan is realized, the good driving effect is achieved, and then the stability of the fan during operation can be improved by arranging the stabilizing block 12, the reinforcing rod 13 and the fixing rod 14, the position of avoiding some parts takes place the skew to avoided causing the influence to the drive effect, makeed this centrifugal fan's operation process more high-efficient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (3)
1. The centrifugal fan spindle driving device with stability comprises a mounting plate (1) and is characterized in that a fan shell (2) is fixed on the outer wall of the top of the mounting plate (1), a pipeline joint (3) is fixed at a vent at the top end of the fan shell (2), four first mounting holes (4) are formed in the outer wall of the top of the pipeline joint (3), mounting lugs (5) are fixed on the outer walls of two sides of the top of the fan shell (2), second mounting holes (6) are formed in the inner walls of the two mounting lugs (5), a supporting plate (7) is fixed on the outer wall of the top of the mounting plate (1), a spindle motor (8) is fixed on the outer wall of the top of the supporting plate (7), the spindle motor (8) is connected with a switch through a wire, a bearing (9) is connected to an output shaft of the spindle motor (8), a protective shell (11) which is obliquely arranged is fixed on the outer wall of one side of the fan shell (2), the outer wall of one side of the protective shell (11) is fixed with a stabilizing block (12), the top end of the stabilizing block (12) is fixedly connected with a reinforcing rod (13) of an L-shaped structure, one end of the reinforcing rod (13) is fixedly connected onto the outer wall of one side of the fan shell (2), the inner wall of one side of the bottom of the protective shell (11) is rotatably connected with a main shaft rod (10), one end of the main shaft rod (10) is rotatably connected onto the inner wall of a bearing (9), the outer wall of one end, located on the inner side of the protective shell (11), of the main shaft rod (10) is fixed with a driving wheel (15), the inner wall of one side of the top of the protective shell (11) is rotatably connected with a rotating shaft (16), the outer wall of the rotating shaft (16) is fixed with a driven wheel (17), the outer wall of the driving wheel (15) and the outer wall of the driven wheel (17) are connected with a same transmission belt (18), an opening is formed in the outer wall of one side of the fan shell (2), and axis of rotation (16) rotate to be connected on the opening inner wall, axis of rotation (16) are located the one end of fan shell (2) inboard and are fixed with fixed sleeve (19), fixed sleeve (19) outer wall is fixed with fan wheel (20) that the equidistance distributes.
2. The spindle driving device of the centrifugal fan with stability as claimed in claim 1, wherein the outer wall of the top of the mounting plate (1) is fixed with a fixing rod (14) with an L-shaped structure, and the top end of the fixing rod (14) is fixedly connected to the outer wall of one side of the middle part of the protective casing (11).
3. The stable spindle driving device of the centrifugal fan according to claim 2, wherein a ventilation slot is formed in an outer wall of one side of the fan housing (2), a fine filter screen (21) is fixed to an inner wall of the ventilation slot, and the fine filter screen (21) is located on one side of the fan impeller (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936006.1U CN215719656U (en) | 2021-08-18 | 2021-08-18 | Centrifugal fan main shaft driving equipment with stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936006.1U CN215719656U (en) | 2021-08-18 | 2021-08-18 | Centrifugal fan main shaft driving equipment with stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719656U true CN215719656U (en) | 2022-02-01 |
Family
ID=79997757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121936006.1U Active CN215719656U (en) | 2021-08-18 | 2021-08-18 | Centrifugal fan main shaft driving equipment with stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215719656U (en) |
-
2021
- 2021-08-18 CN CN202121936006.1U patent/CN215719656U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111894872A (en) | Two-stage booster-type low noise fan | |
| CN101975177B (en) | Built-in turbo shaft flow motor type strong fan | |
| CN215719656U (en) | Centrifugal fan main shaft driving equipment with stability | |
| CN209180085U (en) | A kind of flow-guiding type air intake centrifugal blower | |
| CN111894873A (en) | Two-stage mixed-flow low-noise fan | |
| CN2527757Y (en) | Punching stainless steel multistage pump | |
| CN206111644U (en) | Single cylinder forced air cooling diesel engine cooling fan | |
| CN213235569U (en) | Mixed flow pump with conveniently replaced filter screen | |
| CN212508886U (en) | Low-noise rectangular centrifugal fan | |
| CN217761351U (en) | Multistage centrifugal fan | |
| CN211820010U (en) | Double-air-inlet centrifugal fan | |
| CN111927795A (en) | Two-stage axial flow low-noise fan | |
| CN212717234U (en) | Prevent inside air backflow's centrifugal fan | |
| CN210769374U (en) | Centrifugal fan | |
| CN211082314U (en) | High-efficiency centrifugal fan | |
| CN211449097U (en) | High-efficient centrifugal fan | |
| CN219472377U (en) | Dust removal fan suitable for boiler trade | |
| CN213313892U (en) | Fine particle filtering device | |
| CN218235526U (en) | Single cantilever type multistage centrifugal blower | |
| CN220706084U (en) | High-pressure centrifugal fan | |
| CN219691776U (en) | Mixed flow fan | |
| CN213064080U (en) | Centrifugal fan impeller convenient to dismantle | |
| CN212155198U (en) | Centrifugal fan | |
| CN219197680U (en) | High-speed centrifugal fan for supplying oxygen to hydrogen fuel cell | |
| CN217950727U (en) | Centrifugal blower with labyrinth sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |