CN212454939U - High-strength impeller with replaceable blades - Google Patents
High-strength impeller with replaceable blades Download PDFInfo
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- CN212454939U CN212454939U CN202020786269.8U CN202020786269U CN212454939U CN 212454939 U CN212454939 U CN 212454939U CN 202020786269 U CN202020786269 U CN 202020786269U CN 212454939 U CN212454939 U CN 212454939U
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- screw
- hole
- blade
- dismounting
- wheel body
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Abstract
A high-strength impeller with replaceable blades comprises a wheel body, a shaft hole formed in the center of the wheel body and blades uniformly distributed on the outer peripheral surface of the wheel body in a circumferential manner, wherein the outer peripheral surface of the wheel body is provided with a plurality of screwed holes corresponding to the positions of the blades; the screw hole is in threaded connection with a screw; one end wall surface of the blade opposite to the peripheral surface of the wheel body is provided with a dismounting hole; the outer end of the screw is provided with a dismounting column embedded in the dismounting hole; two sides of the upper end of the dismounting column are provided with positioning blocks which are mutually symmetrical; positioning grooves matched with the positioning blocks are formed in the inner walls of the left side and the right side of the dismounting hole; the outer end face of the dismounting column is provided with a first screw hole. The utility model discloses a high strength impeller of removable blade can effectively improve the intensity of blade, avoids the blade cracked condition to appear, even the blade fracture or impaired, also can accomplish the change of blade fast, only needs to change the blade, and the impeller just can normal use again.
Description
Technical Field
The utility model relates to an impeller, especially a high strength impeller of removable blade.
Background
The impeller is a device that can drive air current or rivers flow through self-rotation, the impeller then comprises wheel body and a plurality of blade that are circumference evenly distributed in the wheel body outer peripheral face, the wheel body and the blade integrated into one piece of traditional impeller, and in the in-service use in-process, because the blade itself is the slice, consequently very easily impaired or cracked condition, in case the blade is impaired or cracked, whole impeller then also can't normally drive air current or rivers flow again, the impeller directly scraps, need to change whole impeller, just can drive air current or rivers normal flow again, lead to the replacement cost high.
Disclosure of Invention
The utility model aims to solve the current technical problem and provide a high strength impeller of removable blade, it can effectively improve the intensity of blade, avoids the blade cracked condition to appear, even blade fracture or impaired, also can accomplish the change of blade fast, only needs to change the blade, and the impeller just can normal use again.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model discloses a high strength impeller of removable blade, include the wheel body, locate the shaft hole at wheel body center and be the blade of circumference evenly distributed in the wheel body outer peripheral face, its characterized in that: the peripheral surface of the wheel body is provided with a plurality of screwed holes corresponding to the positions of the blades; the screw hole is in threaded connection with a screw; one end wall surface of the blade opposite to the peripheral surface of the wheel body is provided with a dismounting hole; the outer end of the screw is provided with a dismounting column embedded in the dismounting hole; two sides of the upper end of the dismounting column are provided with positioning blocks which are mutually symmetrical; positioning grooves matched with the positioning blocks are formed in the inner walls of the left side and the right side of the dismounting hole; the end face of the outer end of the dismounting column is provided with a first screw hole; a first hidden groove coaxial with the first screw hole is formed in the wall surface of one end, far away from the peripheral surface of the wheel body, of the blade; the first hidden groove is communicated with the first screw hole through a first through hole, and the diameter of the first hidden groove is larger than that of the first through hole; the first screw penetrates through the first through hole and is in threaded connection with the first screw hole, and the head of the first screw is positioned in the first hidden groove; the outer wall of the blade is provided with a plurality of reinforcing strips which are uniformly distributed.
The two sides of the lower end of the dismounting column are provided with angle indicating blocks corresponding to the positions of the positioning grooves, the angle indicating blocks are positioned in the positioning grooves, and the angle indicating blocks are made of rubber; the two sides of the orifice at the outer end of the screw hole are mutually symmetrical angle standard blocks which are positioned in the positioning groove; the angle indicating block is positioned between the angle standard blocks, and the angle indicating block is attached to the angle standard blocks.
Two sides of the dismounting column are provided with second screw holes corresponding to the positions of the positioning grooves; two sides of the blade are provided with second hidden grooves coaxial with the second screw holes; the second hidden groove is communicated with the positioning groove through a second through hole, and the diameter of the second through hole is smaller than that of the second hidden groove; the second screw sequentially passes through the second through hole and the positioning groove and is in threaded connection with the second screw hole, and the head of the second screw is positioned in the second hidden groove; the second screw is perpendicular to the first screw.
Rubber pads are arranged between the head of the first screw and the bottom of the first hidden groove and between the head of the second screw and the bottom of the second hidden groove.
The utility model has the advantages that:
compared with the prior art, adopt the utility model discloses the high strength impeller accessible of the removable blade of structure strengthens the strip and effectively improves the intensity of blade itself with first screw, make the blade not fragile and fracture, realize the high strength effect, even damage or when the fracture needs to be changed appear in the blade, only need to demolish first screw, just can accomplish the independent change of blade fast, need not to change the normal work that whole impeller guaranteed the impeller, effectively reduced the replacement cost, if the dismouting post is cracked simultaneously when the blade fracture, then can directly pass through the rotating screw rod, demolish the dismouting post from the wheel body, realize the quick replacement of dismouting post, because the dismouting post can change alone equally, therefore no matter blade or dismouting post fracture, all need not to change whole impeller, reduce the replacement cost in the at utmost.
Drawings
Fig. 1 is a schematic structural view of a high-strength impeller with replaceable blades according to the present invention;
fig. 2 is a partial schematic structural view of the high-strength impeller with replaceable blades according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and detailed description:
referring to fig. 1 and 2, the present invention provides a high strength impeller with replaceable blades, which includes a wheel body 1, a shaft hole 2 formed in the center of the wheel body 1, and blades 3 circumferentially and uniformly distributed on the outer circumferential surface of the wheel body 1, wherein the outer circumferential surface of the wheel body 1 is provided with a plurality of screw holes 4 corresponding to the positions of the blades 3; the screw hole 4 is in threaded connection with a screw rod 5; a dismounting hole 6 is arranged on one end wall surface of the blade 3 opposite to the peripheral surface of the wheel body 1; the outer end of the screw rod 5 is provided with a dismounting column 7 embedded in the dismounting hole 6; two sides of the upper end of the dismounting column 7 are provided with positioning blocks 8 which are mutually symmetrical; positioning grooves 9 matched with the positioning blocks 8 are formed in the inner walls of the left side and the right side of the dismounting hole 6; the end face of the outer end of the dismounting column 7 is provided with a first screw hole 10; a first hidden groove 11 which is coaxial with the first screw hole 10 is formed in the wall surface of one end, far away from the peripheral surface of the wheel body 1, of the blade 3; the first hidden groove 11 is communicated with the first screw hole 10 through a first through hole 12, and the diameter of the first hidden groove 11 is larger than that of the first through hole 12; the first screw 13 passes through the first through hole and is screwed in the first screw hole 10, and the head of the first screw 13 is positioned in the first hidden groove 11; the outer wall of the blade 3 is provided with a plurality of reinforcing strips 14 which are uniformly distributed.
The two sides of the lower end of the dismounting column 7 are provided with angle indicating blocks 15 corresponding to the positions of the positioning grooves 9, the angle indicating blocks 15 are positioned in the positioning grooves 9, and the angle indicating blocks 15 are made of rubber; the two sides of the orifice at the outer end of the screw hole 4 are mutually symmetrical angle standard blocks 16, and the angle standard blocks 16 are positioned in the positioning grooves 9; the angle indicating blocks 15 are positioned between the angle standard blocks 16, and the angle indicating blocks 15 are attached to the angle standard blocks 16.
Two sides of the dismounting column 7 are provided with second screw holes 17 corresponding to the positions of the positioning grooves 9; two sides of the blade 3 are provided with second hidden grooves 18 which are coaxial with the second screw holes 17; the second hidden groove 18 is communicated with the positioning groove 9 through a second through hole 19, and the diameter of the second through hole 19 is smaller than that of the second hidden groove 18; the second screw 20 sequentially passes through the second through hole 19 and the positioning groove 9 and is screwed in the second screw hole 17, and the head of the second screw 20 is positioned in the second hidden groove 18; the second screws 20 are perpendicular to the first screws 13.
The utility model discloses a use method as follows:
3 outer walls of blade are equipped with a plurality of evenly distributed's enhancement strip 14, the intensity of blade 3 itself can effectively be improved in the existence of strengthening strip 14, first screw 13 itself has extremely strong intensity simultaneously, consequently, the existence of first screw 13 is general like the fossil fragments, can further improve blade 3's intensity, thereby make blade 3 not fragile and fracture, realize the effect of high strength, if blade 3 still damages or fracture under the condition of strengthening strip 14 improvement intensity, then can change blade 3 alone, need not to change whole impeller, the at utmost reduces the replacement cost.
When the blade 3 needs to be replaced, the first screw 13 can be screwed out from the first screw hole 10 through the head of the first screw 13, and the first screw 13 is completely taken out from the blade 3, at this time, the blade 3 and the dismounting column 7 are not fixed by the first screw 13 any more, only the blade 3 needs to be held and pulled out, the blade 3 can be separated from the dismounting column 7, in the process of separating the blade 3, the positioning groove 9 on the blade 3 can stably move under the guiding action of the positioning block 8, so that the stability in the process of replacing the blade 3 is ensured, after the damaged or broken blade 3 is separated from the dismounting column 7, a new blade 3 can be replaced, then the position of the positioning groove 9 of the new blade 3 is aligned with the position of the positioning block 8, the positioning block 8 can be embedded into the positioning groove 9, at this moment, after the positioning block 8 is matched and positioned with the positioning groove 9, the blade 3 can be pressed towards the peripheral surface of the wheel body 1 to complete the installation of the blade, when the inner end wall surface of the blade 3 is attached to the outer circumferential surface of the wheel body 1, the blade 3 and the dismounting column 7 can be fixed through the first screw 13 again, and therefore the blade 3 can be replaced independently.
If in the actual use process, not only the blade 3 is broken, but the blade 3 and the dismounting post 7 are simultaneously broken, and the whole impeller does not need to be replaced, at this time, the first screw 13 can be firstly removed, then the blade 3 is separated from the dismounting post 7, then the dismounting post 7 can be separated, because the dismounting post 7 is fixed with the threaded hole 4 on the wheel body 1 through the screw rod in a threaded manner, only the positioning block 8 is held or the dismounting post 7 is directly or the dismounting post 7 is rotated, so that the screw rod 5 is screwed out from the threaded hole 4, when the screw rod 5 is screwed out from the threaded hole 4, the dismounting post 7 and the wheel body 1 can be dismounted, then a new dismounting post 7 is replaced, when the new dismounting post 7 is replaced, the screw rod 5 can be directly screwed into the threaded hole 4, when the screw rod 5 is screwed into the threaded hole 4 to a certain degree, the angle indicating block 15 is contacted with the angle standard block 16, under the fixed circumstances of angle standard block 16, only need to indicate piece 15 rotatory to the position the same with angle standard block 16 through dismouting post 7, just can guarantee the position of the locating piece of dismouting post 7 outer end both sides, and the angle of blade 3 can be confirmed with the constant head tank 9 cooperation in the position of locating piece 8, consequently only need indicate piece 15 rotatory to angle standard block 16 position with the angle, just can guarantee blade 3's installation angle all the time, thereby guarantee the performance of impeller, and angle indication piece 15 is the rubber material, when angle indication piece 15 rotatory to angle standard block 16 position, angle indication piece 15 then can hug closely with angle standard block 16 friction, guarantee the uniformity of position between the two in the at utmost.
In conclusion, it can be known, the utility model discloses the accessible is strengthened strip 14 and first screw 13 and is effectively improved the intensity of blade 3 itself, make blade 3 not fragile and fracture, realize the high strength effect, even when blade 3 appears damaging or when the fracture needs to be changed, only need to demolish first screw 13, just can accomplish blade 3's independent change fast, need not to change whole impeller and guarantee the normal work of impeller, the replacement cost has effectively been reduced, if dismouting post 7 is cracked simultaneously when blade 3 breaks, then can directly pass through rotating screw 5, demolish dismouting post 7 from wheel body 1, realize the quick replacement of dismouting post 7, because dismouting post 7 can change alone equally, consequently no matter blade 3 or dismouting post 7 fracture, all need not to change whole impeller, reduce the replacement cost in the at utmost.
The dismouting post 7 both sides are equipped with the second screw 17 corresponding with constant head tank 9 position, blade 3 both sides are equipped with hides the groove 18 with the coaxial second of second screw 17, the second hides groove 18 and link up with constant head tank 9 through the second perforation 19 mutually, the second perforation 19 diameter is less than the hidden groove 18 diameter of second, second screw 20 passes through the second perforation 19 in proper order, constant head tank 9 and spiro union are in second screw 17, second screw 20 head is located the hidden groove 18 of second, second screw 20 and first screw 13 are each other perpendicular, first screw 13 and the cooperation of second screw 20, can strengthen blade 3's intensity simultaneously in horizontal direction and longitudinal direction simultaneously, guarantee blade 3's high strength effect to the at utmost.
Claims (4)
1. The utility model provides a high strength impeller of removable blade, includes the wheel body, locates the shaft hole at wheel body center and be the blade of circumference evenly distributed in the wheel body outer peripheral face, its characterized in that: the peripheral surface of the wheel body is provided with a plurality of screwed holes corresponding to the positions of the blades; the screw hole is in threaded connection with a screw; one end wall surface of the blade opposite to the peripheral surface of the wheel body is provided with a dismounting hole; the outer end of the screw is provided with a dismounting column embedded in the dismounting hole; two sides of the upper end of the dismounting column are provided with positioning blocks which are mutually symmetrical; positioning grooves matched with the positioning blocks are formed in the inner walls of the left side and the right side of the dismounting hole; the end face of the outer end of the dismounting column is provided with a first screw hole; a first hidden groove coaxial with the first screw hole is formed in the wall surface of one end, far away from the peripheral surface of the wheel body, of the blade; the first hidden groove is communicated with the first screw hole through a first through hole, and the diameter of the first hidden groove is larger than that of the first through hole; the first screw penetrates through the first through hole and is in threaded connection with the first screw hole, and the head of the first screw is positioned in the first hidden groove; the outer wall of the blade is provided with a plurality of reinforcing strips which are uniformly distributed.
2. The replaceable bladed high strength impeller of claim 1 wherein: the two sides of the lower end of the dismounting column are provided with angle indicating blocks corresponding to the positions of the positioning grooves, the angle indicating blocks are positioned in the positioning grooves, and the angle indicating blocks are made of rubber; the two sides of the orifice at the outer end of the screw hole are mutually symmetrical angle standard blocks which are positioned in the positioning groove; the angle indicating block is positioned between the angle standard blocks, and the angle indicating block is attached to the angle standard blocks.
3. The replaceable bladed high strength impeller of claim 1 wherein: two sides of the dismounting column are provided with second screw holes corresponding to the positions of the positioning grooves; two sides of the blade are provided with second hidden grooves coaxial with the second screw holes; the second hidden groove is communicated with the positioning groove through a second through hole, and the diameter of the second through hole is smaller than that of the second hidden groove; the second screw sequentially passes through the second through hole and the positioning groove and is in threaded connection with the second screw hole, and the head of the second screw is positioned in the second hidden groove; the second screw is perpendicular to the first screw.
4. A replaceable bladed high strength impeller according to claim 3 in which: rubber pads are arranged between the head of the first screw and the bottom of the first hidden groove and between the head of the second screw and the bottom of the second hidden groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020786269.8U CN212454939U (en) | 2020-05-13 | 2020-05-13 | High-strength impeller with replaceable blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020786269.8U CN212454939U (en) | 2020-05-13 | 2020-05-13 | High-strength impeller with replaceable blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212454939U true CN212454939U (en) | 2021-02-02 |
Family
ID=74481515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020786269.8U Expired - Fee Related CN212454939U (en) | 2020-05-13 | 2020-05-13 | High-strength impeller with replaceable blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212454939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11739762B1 (en) | 2022-09-29 | 2023-08-29 | Howden Turbo Gmbh | Composite impeller with replaceable blades |
-
2020
- 2020-05-13 CN CN202020786269.8U patent/CN212454939U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11739762B1 (en) | 2022-09-29 | 2023-08-29 | Howden Turbo Gmbh | Composite impeller with replaceable blades |
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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: 20210202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |