CN210118277U - Combined semi-open supercharging impeller - Google Patents
Combined semi-open supercharging impeller Download PDFInfo
- Publication number
- CN210118277U CN210118277U CN201920846616.9U CN201920846616U CN210118277U CN 210118277 U CN210118277 U CN 210118277U CN 201920846616 U CN201920846616 U CN 201920846616U CN 210118277 U CN210118277 U CN 210118277U
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- Prior art keywords
- impeller
- centrifugal
- centrifugal blade
- shaft sleeve
- blades
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- 238000009434 installation Methods 0.000 claims abstract description 27
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 239000007788 liquid Substances 0.000 abstract description 12
- 230000008859 change Effects 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract description 4
- 241000446313 Lamella Species 0.000 abstract 4
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a modular half-open pressure boost impeller, including impeller axle sleeve, centrifugal blade, apron, intermediate lamella and water conservancy diversion impeller, the impeller axle sleeve cup joints in the pump shaft, centrifugal blade installs in the impeller axle sleeve, apron fixed connection in the one end of impeller axle sleeve, the other end of intermediate lamella fixed connection impeller axle sleeve, water conservancy diversion impeller fixed connection in intermediate lamella, the intermediate lamella has a plurality of through-holes, through the region at through-hole intercommunication water conservancy diversion impeller's region and centrifugal blade place. The impeller of the utility model introduces liquid into the water pump shell through the guide impeller and outputs the fluid through the centrifugal blade, thereby realizing the operation of drainage and fluid conveying; the centrifugal blade of impeller passes through grafting portion demountable installation in the impeller axle sleeve, changes centrifugal blade alone, and reduce cost, centrifugal blade's the end that stretches out can arrange different spacing grooves in as required to can change impeller centrifugal blade's exit angle, thereby can adjust the lift of centrifugal pump.
Description
Technical Field
The utility model belongs to the technical field of the water pump, especially, relate to an impeller of water pump.
Background
The impeller type pump drives the liquid to rotate at a high speed through a working impeller, and transmits mechanical energy to the liquid so as to achieve the purpose of conveying the liquid, and comprises a vortex type pump, a centrifugal type pump and the like, wherein the centrifugal pump utilizes the rotation of the impeller to enable water to generate centrifugal motion to work;
in addition, the lift of the centrifugal pump is also related to the emergent angle of the centrifugal blades of the impeller, the emergent angle of the impeller in the prior art is fixed, and if the impeller needs to be replaced, the impeller needs to be replaced completely, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing a combined type half-open supercharging impeller, which leads liquid into the water pump shell through a guide impeller and outputs the liquid through a centrifugal blade, thereby realizing the operation of drainage and fluid conveying and effectively improving the transmission pressure and the transmission effect of the water pump; the centrifugal blade of impeller passes through grafting portion demountable installation in the impeller axle sleeve, can change centrifugal blade alone according to the demand during the change, and reduce cost, the apron of impeller have a plurality of spacing grooves, and centrifugal blade's the end that stretches out can arrange different spacing grooves in according to the demand to can change impeller centrifugal blade's exit angle, thereby can adjust the lift of centrifugal pump.
In order to solve the technical problem, the utility model discloses a technical scheme of adoption as follows:
a combined type half-open supercharging impeller comprises an impeller shaft sleeve, a plurality of centrifugal blades, a cover plate, an intermediate plate and a guide impeller, wherein the impeller shaft sleeve is sleeved on a pump shaft, the centrifugal blades are installed on the periphery of the impeller shaft sleeve, all the centrifugal blades are uniformly distributed along the periphery of the impeller shaft sleeve, the cover plate is fixedly connected to one end of the impeller shaft sleeve and covers the centrifugal blades, the intermediate plate is fixedly connected to the other end of the impeller shaft sleeve, the guide impeller is fixedly connected to the intermediate plate, the intermediate plate is provided with a plurality of through holes, and the area where the guide impeller and the area where the centrifugal blades are located are communicated through the through holes;
the guide impeller is provided with a wheel sleeve, one end of the wheel sleeve is provided with an installation step, the middle plate is provided with an installation flange matched with the installation step, the guide impeller is sleeved with the installation flange through the installation step, and the installation step is in interference fit with the installation flange;
the centrifugal impeller is characterized in that one end of the centrifugal blade is provided with an insertion part, the cross section of the insertion part is triangular, the side wall of the impeller shaft sleeve is provided with a slot for the insertion part to be inserted into, one side of the cover plate, facing the centrifugal blade, is provided with a plurality of strip-shaped limiting grooves, the other end of the centrifugal blade is arranged in the limiting grooves, and the other end of the centrifugal blade is inserted into different limiting grooves, so that the angle of the emergence angle of the centrifugal blade is changed.
Further, the number of the limiting grooves is 2 times or 3 times of the number of the centrifugal blades.
Further, the wheel sleeve and the impeller shaft sleeve are provided with key grooves, and the size and the specification of the key grooves are the same as those of the key grooves of the impeller shaft sleeve.
Further, 12 centrifugal blades are arranged, and 24 limiting grooves are formed in each cover plate.
Further, the cover plate and the middle plate are fixedly mounted on the impeller shaft sleeve through screws.
Further, the centrifugal blade is an aluminum centrifugal blade or a stainless steel centrifugal blade.
Further, the angle of the vertex angle of the isosceles triangle is 15-30 degrees.
Further, the cover plate is provided with a boss facing one side of the centrifugal blade, the boss is located at the edge of the cover plate and arranged along the whole circle of the cover plate, and the limit groove is formed in the boss.
Further, the boss and the cover plate are of an integrated structure or a split mounting structure.
Further, the blades of the guide vane wheel and the wheel sleeve are of an integrally formed structure.
The utility model has the advantages that:
the utility model discloses an impeller, through the water conservancy diversion impeller with liquid introduction water pump shell in, liquid output is exported with centrifugal blade again, thereby realize the operation of drainage and conveying liquid, the transmission pressure and the transmission effect of effectual improvement water pump, the centrifugal blade of impeller passes through grafting portion demountable installation in the impeller axle sleeve, can change centrifugal blade alone according to the demand when changing, reduce cost, the apron of impeller has a plurality of spacing grooves, the end that stretches out of centrifugal blade can be arranged in different spacing grooves according to the demand, thereby can change the emergence angle of impeller centrifugal blade, thereby can adjust the lift of centrifugal pump;
the utility model discloses a centrifugal blade, the cross-section of its grafting portion is isosceles triangle, the angle of isosceles triangle's apex angle is 15-30, and triangle-shaped's structure makes centrifugal blade under the effect of centrifugal force with more and more tight that the impeller axle sleeve can the block, improves the combination precision of impeller, improves the life of impeller.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic view of the overall structure of the impeller of the present invention;
fig. 2 is an exploded schematic view of the impeller of the present invention;
fig. 3 is a schematic structural view of the guide vane wheel of the present invention;
fig. 4 is a schematic structural view (exploded state) of an impeller hub and centrifugal blades of the present invention;
FIG. 5 is a view of section A of FIG. 4;
FIG. 6 is a view of section B of FIG. 4;
FIG. 7 is a schematic view of the centrifugal blade installation of the present invention;
fig. 8 is a schematic view of the centrifugal blade installation of the present invention (adjusted exit angle installation);
the parts in the drawings are marked as follows:
the impeller comprises an impeller shaft sleeve 1, a slot 11, a centrifugal blade 2, an insertion part 21, a limit groove 31 of a cover plate 3, a boss 32, a middle plate 4, a through hole 41, a mounting flange 42, a guide impeller 5, a wheel sleeve 51 and a mounting step 511.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example (b): a combined semi-open booster impeller as shown in figures 1 to 8: the centrifugal impeller comprises an impeller shaft sleeve 1, centrifugal blades 2, a cover plate 3, an intermediate plate 4 and a guide impeller 5, wherein a plurality of centrifugal blades are arranged, the impeller shaft sleeve is sleeved on a pump shaft, the centrifugal blades are arranged on the periphery of the impeller shaft sleeve, all the centrifugal blades are uniformly distributed along the periphery of the impeller shaft sleeve, the cover plate is fixedly connected to one end of the impeller shaft sleeve and covers the centrifugal blades, the intermediate plate is fixedly connected with the other end of the impeller shaft sleeve, the guide impeller is fixedly connected to the intermediate plate, the intermediate plate is provided with a plurality of through holes 41, and the area of the guide impeller and the area where the centrifugal blades are located are communicated through the through holes; when the pump works, fluid is firstly guided and pressurized by the guide impeller and then is guided out by the centrifugal blades;
the guide vane wheel is provided with a wheel sleeve 51, one end of the wheel sleeve is provided with an installation step 511, the middle plate is provided with an installation flange 42 matched with the installation step, the guide vane wheel is sleeved with the installation flange through the installation step, and the installation step is in interference fit with the installation flange;
one end of the centrifugal blade is provided with an inserting part 21, the section of the inserting part is triangular, the side wall of the impeller shaft sleeve is provided with a slot 11 for the inserting part to insert, one side of the cover plate facing the centrifugal blade is provided with a plurality of strip-shaped limiting grooves 31, and the other end of the centrifugal blade is arranged in the limiting grooves;
as shown in fig. 7 and 8: the other end of the centrifugal blade is inserted into different limiting grooves, so that the angle of the emergence angle of the centrifugal blade is changed.
The number of the limiting grooves is 2 times or 3 times of the number of the centrifugal blades.
The wheel sleeve and the impeller shaft sleeve are provided with key grooves, and the size specifications of the key grooves are the same as those of the key grooves of the impeller shaft sleeve.
The centrifugal blade is equipped with 12, every the spacing groove on the apron is equipped with 24.
The cover plate and the middle plate are fixedly arranged on the impeller shaft sleeve through screws.
The centrifugal blade is an aluminum centrifugal blade or a stainless steel centrifugal blade.
The section of the insertion part is an isosceles triangle, and the angle of the vertex angle of the isosceles triangle is 15-30 degrees.
The apron orientation one side of centrifugal blade is equipped with boss 32, the boss is located the edge of apron just sets up along the whole circle of apron, the spacing groove is located the boss.
The boss and the cover plate are of an integrated structure or a split mounting structure.
In this embodiment, as a preferable scheme, in specific implementation, the blades of the guide vane wheel and the wheel sleeve are of an integrally formed structure.
The utility model discloses a working process and theory of operation as follows:
the impeller introduces liquid into the water pump shell through the guide impeller, and then outputs the liquid through the centrifugal blade, so that the operation of drainage and liquid conveying is realized, the transmission pressure and the transmission effect of the water pump are effectively improved, the centrifugal blade of the impeller is detachably mounted on the impeller shaft sleeve through the insertion part, the centrifugal blade can be replaced independently according to requirements during replacement, the cost is reduced, the cover plate of the impeller is provided with a plurality of limiting grooves, the extending ends of the centrifugal blade can be arranged in different limiting grooves according to requirements, the emergent angle of the centrifugal blade of the impeller can be changed, and the lift of the centrifugal pump can be adjusted;
the section of the insertion part of the centrifugal blade is an isosceles triangle, the angle of the vertex angle of the isosceles triangle is 15-30 degrees, the structure of the isosceles triangle enables the centrifugal blade to be clamped with the impeller shaft sleeve more and more tightly under the action of centrifugal force, the combination precision of the impeller is improved, and the service life of the impeller is prolonged.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (10)
1. The utility model provides a modular pressure impeller that partly opens which characterized in that: the centrifugal impeller comprises an impeller shaft sleeve (1), centrifugal blades (2), a cover plate (3), an intermediate plate (4) and a guide impeller (5), wherein the centrifugal blades are provided with a plurality of blades, the impeller shaft sleeve is sleeved on a pump shaft, the centrifugal blades are arranged on the periphery of the impeller shaft sleeve, all the centrifugal blades are uniformly distributed along the periphery of the impeller shaft sleeve, the cover plate is fixedly connected to one end of the impeller shaft sleeve and covers the centrifugal blades, the intermediate plate is fixedly connected to the other end of the impeller shaft sleeve, the guide impeller is fixedly connected to the intermediate plate, the intermediate plate is provided with a plurality of through holes (41), and the area of the guide impeller and the area of the centrifugal blades are communicated through the through holes;
the guide vane wheel is provided with a wheel sleeve (51), one end of the wheel sleeve is provided with an installation step (511), the middle plate is provided with an installation flange (42) matched with the installation step, the guide vane wheel is sleeved with the installation flange through the installation step, and the installation step is in interference fit with the installation flange;
one end of the centrifugal blade is provided with an inserting part (21), the section of the inserting part is triangular, the side wall of the impeller shaft sleeve is provided with a slot (11) for the inserting part to insert, one side of the cover plate, facing the centrifugal blade, is provided with a plurality of strip-shaped limiting grooves (31), the other end of the centrifugal blade is arranged in the limiting grooves, and the other end of the centrifugal blade is inserted into different limiting grooves, so that the angle of the emergence angle of the centrifugal blade is changed.
2. The combined semi-open booster impeller of claim 1, wherein: the number of the limiting grooves is 2 times or 3 times of the number of the centrifugal blades.
3. The combined semi-open booster impeller of claim 1, wherein: the wheel sleeve and the impeller shaft sleeve are provided with key grooves, and the size specifications of the key grooves are the same as those of the key grooves of the impeller shaft sleeve.
4. The combined semi-open booster impeller of claim 2, characterized in that: the centrifugal blade is equipped with 12, every the spacing groove on the apron is equipped with 24.
5. The combined semi-open booster impeller of claim 1, wherein: the cover plate and the middle plate are fixedly arranged on the impeller shaft sleeve through screws.
6. The combined semi-open booster impeller of claim 1, wherein: the centrifugal blade is an aluminum centrifugal blade or a stainless steel centrifugal blade.
7. The combined semi-open booster impeller of claim 1, wherein: the section of the insertion part is an isosceles triangle, and the angle of the vertex angle of the isosceles triangle is 15-30 degrees.
8. The combined semi-open booster impeller of claim 1, wherein: the apron orientation one side of centrifugal blade is equipped with the boss, the boss is located the edge of apron just sets up along the whole circle of apron, the spacing groove is located the boss.
9. The combined semi-open booster impeller of claim 8, wherein: the boss and the cover plate are of an integrated structure or a split mounting structure.
10. The combined semi-open booster impeller of claim 1, wherein: the blades of the guide vane wheel and the wheel sleeve are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920846616.9U CN210118277U (en) | 2019-06-06 | 2019-06-06 | Combined semi-open supercharging impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920846616.9U CN210118277U (en) | 2019-06-06 | 2019-06-06 | Combined semi-open supercharging impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210118277U true CN210118277U (en) | 2020-02-28 |
Family
ID=69615260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920846616.9U Expired - Fee Related CN210118277U (en) | 2019-06-06 | 2019-06-06 | Combined semi-open supercharging impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210118277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794999A (en) * | 2020-07-28 | 2020-10-20 | 金官根 | Water pump convenient to clean and using method thereof |
| CN113482727A (en) * | 2021-07-27 | 2021-10-08 | 溧阳市东风柴油机配件厂有限公司 | Adjustable detachable impeller assembly structure |
-
2019
- 2019-06-06 CN CN201920846616.9U patent/CN210118277U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794999A (en) * | 2020-07-28 | 2020-10-20 | 金官根 | Water pump convenient to clean and using method thereof |
| CN113482727A (en) * | 2021-07-27 | 2021-10-08 | 溧阳市东风柴油机配件厂有限公司 | Adjustable detachable impeller assembly structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200228 |