CN210106242U - Impeller mechanism of parallel centrifugal fans - Google Patents
Impeller mechanism of parallel centrifugal fans Download PDFInfo
- Publication number
- CN210106242U CN210106242U CN201920950072.0U CN201920950072U CN210106242U CN 210106242 U CN210106242 U CN 210106242U CN 201920950072 U CN201920950072 U CN 201920950072U CN 210106242 U CN210106242 U CN 210106242U
- Authority
- CN
- China
- Prior art keywords
- rotation
- axis
- blade
- fan
- fixedly connected
- 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.)
- Expired - Fee Related
Links
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 9
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an impeller mechanism of parallel centrifugal fan, including the fan casing, install the impeller in the fan casing, the impeller includes blade and axis of rotation, the blade equidistance is inserted and is established on the circumference wall of axis of rotation, install the dwang on the axis of rotation, one end of dwang runs through the axis of rotation and extends to the outside of fan casing; the utility model discloses not only can effectually change the single blade of damage for the blade that damages continues to use, has avoided the waste of resource, can install a plurality of centrifugal fan side by side according to the demand moreover, it is convenient to have brought for the staff.
Description
Technical Field
The utility model relates to a centrifugal fan equipment technical field specifically is a centrifugal fan's impeller mechanism side by side.
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. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion; the centrifugal fan is composed of a casing, a main shaft, an impeller, a bearing transmission mechanism, a motor and the like, however, blades and a rotating shaft in the impeller of the existing centrifugal fan are generally welded into a certain forming mode, when a single blade is damaged, the whole impeller needs to be replaced, and accordingly the undamaged blades are difficult to continue to be used, and therefore resource waste is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a centrifugal fan's impeller mechanism side by side to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the impeller mechanism of the parallel centrifugal fans comprises a fan shell, wherein an impeller is installed in the fan shell and comprises blades and a rotating shaft, the blades are inserted in the circumferential wall of the rotating shaft at equal intervals, a rotating rod is installed on the rotating shaft, and one end face of the rotating rod penetrates through the rotating shaft and extends to the outer side of the fan shell.
Preferably, a circular through hole is formed in the side wall of the fan shell, a circular plate is rotatably connected to one end face of the rotating shaft, and the circular plate is fixedly connected into the circular through hole through a fixing bolt.
Preferably, the holding tank has been seted up to the equidistance on the circumference wall of axis of rotation, the lateral part of holding tank is the opening form, the terminal surface of blade is inserted and is established in the holding tank, and inserts on the blade and be equipped with L shape bolt.
Preferably, an annular cavity is formed in the rotating shaft, an annular plate is rotatably connected to the side wall of the annular cavity, an arc-shaped groove used for containing the L-shaped bolt is formed in the side wall of the annular cavity, and one end, far away from the blades, of the L-shaped bolt is fixedly connected to the outer side wall of the annular plate.
Preferably, one end face of the annular plate is fixedly connected with a push rod, the upper end face of the push rod penetrates through the top of the annular cavity and is fixedly connected with a push block, and the push block is fixedly connected to the rotating shaft through a fastening bolt.
Preferably, the top of the annular cavity is provided with a strip-shaped through hole, and the upper end of the push rod penetrates through the strip-shaped through hole and is fixedly connected to the lower surface of the push block.
Preferably, an end face fixedly connected with connecting block of dwang, the connecting block passes through bolt fixed connection at an end face of axis of rotation, and the axis of rotation is run through and extend to the outside of fan casing to an end face that the connecting block was kept away from to the dwang.
Compared with the prior art, the beneficial effects of the utility model are that: the impeller is convenient to take out by arranging the circular through hole on the fan shell, the installation and the disassembly of the rotating shaft are convenient by arranging the circular plate on the rotating shaft, the installation of the blade is convenient by arranging the accommodating groove on the rotating shaft, the fixing and the disassembly of the blade are convenient by arranging the L-shaped bolt on the blade, the movement of the L-shaped bolt is convenient to control by arranging the annular plate on the L-shaped bolt, the rotation of the annular plate is convenient to control by arranging the push block on the annular plate, and the movement of the push block is convenient to control by arranging the fastening bolt on the push block; the impeller mechanism of the parallel centrifugal fans can effectively replace a damaged single blade, so that the damaged blade can be continuously used, the waste of resources is avoided, and a plurality of centrifugal fans can be installed in parallel according to requirements, so that convenience is brought to workers.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the front internal structure of the present invention;
FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 2;
FIG. 4 is a schematic view of the left side connection structure of the blade and the circular plate according to the present invention;
FIG. 5 is an enlarged view of a portion of the structure shown at A in FIG. 4;
fig. 6 is a schematic view of the right side connection structure of the middle push block and the annular plate of the present invention.
In the figure: 1 fan shell, 11 circular through holes, 12 fixing bolts, 2 impellers, 3 blades, 31L-shaped bolts, 4 rotating shafts, 41 circular plates, 42 accommodating grooves, 43 annular cavities, 431 strip-shaped through holes, 44 annular plates, 441 push rods, 442 push blocks, 443 fastening bolts, 45 arc-shaped grooves, 5 rotating rods, 51 connecting blocks and 52 bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an impeller mechanism of centrifugal fan parallels, includes fan casing 1, installs impeller 2 in the fan casing 1, and impeller 2 includes blade 3 and axis of rotation 4, and blade 3 equidistance is inserted and is established on the circumference wall of axis of rotation 4, installs dwang 5 on the axis of rotation 4, and a terminal surface of dwang 5 runs through axis of rotation 4 and extends to the outside of fan casing 1.
The side wall of the fan shell 1 is provided with a circular through hole 11, one end face of the rotating shaft 4 is rotatably connected with a circular plate 41, and the circular plate 41 is fixedly connected in the circular through hole 11 through a fixing bolt 12, so that the impeller 2 can be conveniently mounted and dismounted.
An annular cavity 43 is formed in the rotating shaft 4, an annular plate 44 is rotatably connected to the side wall of the annular cavity 43, an arc-shaped groove 45 used for accommodating the L-shaped bolt 31 is formed in the side wall of the annular cavity 43, and one end, far away from the blade 3, of the L-shaped bolt 31 is fixedly connected to the outer side wall of the annular plate 44, so that the L-shaped bolt 31 can be controlled to move conveniently.
A push rod 441 is fixedly connected to one end surface of the annular plate 44, an upper end surface of the push rod 441 penetrates through the top of the annular cavity 43 and is fixedly connected with a push block 442, so as to control the rotation of the annular plate 44, and the push block 442 is fixedly connected to the rotating shaft 4 through a fastening bolt 443, so as to control the movement of the position of the push block 442.
The top of the annular cavity 43 is provided with a strip-shaped through hole 431, and the upper end of the push rod 441 passes through the strip-shaped through hole 431 and is fixedly connected to the lower surface of the push block 442, so that the push block 442 drives the push rod 441 to move.
An end face fixedly connected with connecting block 51 of dwang 5, connecting block 51 passes through bolt 52 fixed connection at the terminal surface of axis of rotation 4, and the terminal surface that connecting block 51 was kept away from to dwang 5 runs through axis of rotation 4 and extends to the outside of fan casing 1, the installation and the fixed of dwang 5 of being convenient for, and the one end that connecting block 51 was kept away from to dwang 5 runs through circular slab 41 and extends to the outside of fan casing 1, the dwang 5 of being convenient for is connected like motor with drive arrangement.
The working principle is as follows: the utility model discloses in the use, when single blade appears damaging when needing to be changed, rotate fixing bolt 12, take out axis of rotation 4, rotate again and take off fastening bolt 443, promote ejector pad 442, drive the rotation of annular plate 44, make L shape bolt 31 remove blade 3, and take off the blade 3 that damages and change, thereby make the blade 3 that does not damage continue to use, the waste of resource has been avoided, when needing a plurality of fan casing 1 to use side by side, pass through prior art means like the screw is fixed continuous with the both ends of dwang 5 in two fan casing 1, and be connected dwang 5 on the terminal fan casing 1 with drive arrangement like motor etc., thereby make dwang 5 drive blade 3's rotation, it is convenient to have brought for the staff.
"fixedly connected" as described in the present invention means that two parts connected to each other are fixed together, typically by welding, screwing or gluing; "rotationally coupled" means that two components are coupled together and capable of relative motion.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an impeller mechanism of centrifugal fan parallels, includes fan casing (1), install impeller (2) in fan casing (1), its characterized in that: impeller (2) include blade (3) and axis of rotation (4), blade (3) equidistance is inserted and is established on the circumference wall of axis of rotation (4), install dwang (5) on axis of rotation (4), a terminal surface of dwang (5) runs through axis of rotation (4) and extends to the outside of fan casing (1).
2. The impeller mechanism of the parallel centrifugal fan as claimed in claim 1, wherein: the fan shell is characterized in that a circular through hole (11) is formed in the side wall of the fan shell (1), a circular plate (41) is rotatably connected to one end face of the rotating shaft (4), and the circular plate (41) is fixedly connected into the circular through hole (11) through a fixing bolt (12).
3. The impeller mechanism of the parallel centrifugal fan as claimed in claim 1, wherein: holding tank (42) have been seted up to the equidistance on the circumference wall of axis of rotation (4), the lateral part of holding tank (42) is the opening form, the terminal surface of blade (3) is inserted and is established in holding tank (42), and inserts on blade (3) and be equipped with L shape bolt (31).
4. The impeller mechanism of the parallel centrifugal fan as claimed in claim 3, wherein: seted up annular chamber (43) in axis of rotation (4), rotate on the lateral wall of annular chamber (43) and be connected with annular plate (44), and offer arc wall (45) that are used for holding L shape bolt (31) on the lateral wall of annular chamber (43), and the one end fixed connection that blade (3) were kept away from in L shape bolt (31) is on the lateral wall of annular plate (44).
5. The impeller mechanism of the parallel centrifugal fan as claimed in claim 4, wherein: one end face of the annular plate (44) is fixedly connected with a push rod (441), the upper end face of the push rod (441) penetrates through the top of the annular cavity (43) and is fixedly connected with a push block (442), and the push block (442) is fixedly connected to the rotating shaft (4) through a fastening bolt (443).
6. The impeller mechanism of the parallel centrifugal fan as claimed in claim 5, wherein: the top of the annular cavity (43) is provided with a strip-shaped through hole (431), and the upper end of the push rod (441) penetrates through the strip-shaped through hole (431) and is fixedly connected to the lower surface of the push block (442).
7. The impeller mechanism of the parallel centrifugal fan as claimed in claim 6, wherein: one end face fixedly connected with connecting block (51) of dwang (5), connecting block (51) pass through bolt (52) fixed connection at the terminal surface of axis of rotation (4), and dwang (5) keep away from a terminal surface of connecting block (51) and run through axis of rotation (4) and extend to the outside of fan casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920950072.0U CN210106242U (en) | 2019-06-24 | 2019-06-24 | Impeller mechanism of parallel centrifugal fans |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920950072.0U CN210106242U (en) | 2019-06-24 | 2019-06-24 | Impeller mechanism of parallel centrifugal fans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106242U true CN210106242U (en) | 2020-02-21 |
Family
ID=69564041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920950072.0U Expired - Fee Related CN210106242U (en) | 2019-06-24 | 2019-06-24 | Impeller mechanism of parallel centrifugal fans |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106242U (en) |
-
2019
- 2019-06-24 CN CN201920950072.0U patent/CN210106242U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219012901U (en) | Centrifugal fan convenient to dismantle | |
| CN210106242U (en) | Impeller mechanism of parallel centrifugal fans | |
| CN111828376B (en) | Centrifugal fan impeller | |
| CN117231526A (en) | Efficient centrifugal fan | |
| CN211648504U (en) | Novel centrifugal fan | |
| CN110873019A (en) | Special water turbine for cooling tower convenient for cleaning impurities | |
| CN213655241U (en) | Fastening installation device of impeller for centrifugal fan | |
| CN203809350U (en) | Fan with transmission shaft with cone-shaped end | |
| CN210240104U (en) | Fan impeller with air guide groove | |
| CN221096965U (en) | Fan housing convenient to dismantle | |
| CN208669646U (en) | A kind of new type explosion proof axial flow blower | |
| CN210106217U (en) | Centrifugal fan with heat dissipation function | |
| CN109404310A (en) | A kind of low-noise centrifugal blower | |
| CN219139489U (en) | Fan for cement production | |
| CN220470299U (en) | Heat dissipation fan protection casing convenient to dismouting | |
| CN212744495U (en) | Novel energy-saving centrifugal fan | |
| CN213744133U (en) | Novel positive and negative general fan wheel | |
| CN205243562U (en) | Pneumatic motor | |
| CN210196083U (en) | Fan with forward-inclined metal impeller | |
| CN212803706U (en) | Dust exhausting fan transmission structure | |
| CN215486873U (en) | Dustproof structure between fan stator and fan blade | |
| CN221647203U (en) | Efficient centrifugal fan | |
| CN219774381U (en) | Centrifugal fan convenient to heat dissipation | |
| CN216518892U (en) | Fan blade protection device of heating and ventilating fan | |
| CN221423549U (en) | Circulating fan for automobile corrosion environment bin |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201117 Address after: Group 8, Wenjun village, Xingfu street, Gangzha District, Nantong City, Jiangsu Province, 226000 Patentee after: Nantong Hengrong roots blower Co.,Ltd. Address before: 226000 No.6, Bayi Industrial Park, Tiansheng Road, Gangzha District, Nantong City, Jiangsu Province Patentee before: Jiangsu Huanyu Fan Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |