CN209291532U - Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer - Google Patents
Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer Download PDFInfo
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- CN209291532U CN209291532U CN201821943047.1U CN201821943047U CN209291532U CN 209291532 U CN209291532 U CN 209291532U CN 201821943047 U CN201821943047 U CN 201821943047U CN 209291532 U CN209291532 U CN 209291532U
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Abstract
The utility model discloses rotation constant pressure blade wheel structure is flowed back in a kind of elastomer, including main body, primary blades, back blades, leading flank, trailing flank and rubber bodies, the side of the main body is provided with several primary blades, the other side of main body is provided with several back blades, the primary blades are formed by the first prismatic blade and the second prismatic blade and the two angle is α, the length ratio of the length of first prismatic blade and the second prismatic blade is 0.68-1, the outer edge of second prismatic blade is oblique side wall, main body outer ledge is straight sidewall, the leading flank of first prismatic blade and the second prismatic blade is inclined side wall surface, the trailing flank of first prismatic blade and the second prismatic blade is straight wall face；Projected area of the two neighboring primary blades in main body is by projection localization of the back blades in main body at two parts of area equation；Mounting hole is provided at the main center；The utility model structure is simple, easy to use, and water conservancy is high-efficient, and vortex generates less, and discharge pressure is constant, can be widely popularized and be applied.
Description
[technical field]
The utility model relates to the technical fields of impeller, the especially interior technology neck for flowing back to rotation constant pressure blade wheel structure
Domain.
[background technique]
In carrying out ceramic powders transmission process, certain discharge pressure is not only needed, but also ceramic powders frictional force is very
Greatly, if conveyed using plunger pump isometric(al) pump, but its steel bushing, serious wear, there are serious defect, centrifugal pump is defeated
There are pressure transients for pressurization pressure, the conveying requirement of ceramic powders are not achieved, metallic impeller abrasion is also extremely serious, in this way
The problem of, it is necessary to it designs and flows back to rotation constant pressure blade wheel structure in a kind of elastomer and solve the above problems.
[utility model content]
The purpose of this utility model is exactly to solve the problems of the prior art, proposes to flow back to the constant pressure of rotation in a kind of elastomer
Power blade wheel structure can be improved water conservancy efficiency, and generation vortex is few, and discharge pressure is constant reliable.
To achieve the above object, the utility model proposes rotation constant pressure blade wheel structure, packet are flowed back in a kind of elastomer
Main body, primary blades, back blades, leading flank, trailing flank and rubber bodies are included, the side of the main body is provided with several primary blades, main
The other side of body is provided with several back blades, and the primary blades are formed by connecting by the first prismatic blade and the second prismatic blade, and first is straight
At an angle alpha, α angular range is 25 ° -35 ° for blade and the second prismatic blade shape, the length of the first prismatic blade and the second prismatic blade
Length ratio be 0.68-1, the outer edge of the second prismatic blade is oblique side wall, and main body outer ledge is straight sidewall, the second prismatic blade
Angle between edge and main body outer ledge is that β is 1.5 ° -2.5 °, the leading flank of first prismatic blade and the second prismatic blade
Exterior normal direction for inclined side wall surface, leading flank is identical as the direction of rotation of main body, the first prismatic blade and the second prismatic blade
Trailing flank is straight wall face, and the exterior normal direction of trailing flank is opposite with the direction of rotation of main body；The two neighboring primary blades are in master
Projected area on body is by projection localization of the back blades in main body at two parts of area equation；The main body, primary blades and
One layer of rubber bodies are evenly arranged on back blades lateral wall；Mounting hole is provided at the main center.
Preferably, the primary blades are equal with the quantity of back blades and quantity is 9-12, primary blades are equal with back blades
Center line axis around mounting hole is evenly distributed in main body.
Preferably, the width value of the primary blades bottom end is 4-5mm, the width value on primary blades top is 2-3mm.
Preferably, the rubber bodies with a thickness of 2-3mm.
The utility model has the beneficial effects that the utility model is by forming an angle for the first prismatic blade and the second prismatic blade
α is spent, α angular range is 25 ° -35 °, and the length ratio of the length of the first prismatic blade and the second prismatic blade is 0.68-1, Ke Yiyou
Effect improves water conservancy efficiency；Angle between second prismatic blade edge and main body outer ledge is that β is 1.5 ° -2.5 °, it is possible to reduce
The vortex generated in transmission process；The leading flank of first prismatic blade and the second prismatic blade be inclined side wall surface, the first prismatic blade and
The trailing flank of second prismatic blade is straight wall face, and projected area of the two neighboring primary blades in main body is by back blades in main body
For projection localization at two parts of area equation, the discharge pressure that pump can be effectively ensured is constant；Outside main body, primary blades and back blades
One layer of rubber bodies are evenly arranged on side wall, it is possible to reduce the abrasion of main body, primary blades and back blades；The utility model structure letter
Single, easy to use, water conservancy is high-efficient, and vortex generates less, and discharge pressure is constant, can be widely popularized and be applied.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is the main view that rotation constant pressure blade wheel structure is flowed back in a kind of elastomer of the utility model；
Fig. 2 is the main view sectional view that rotation constant pressure blade wheel structure is flowed back in a kind of elastomer of the utility model；
Fig. 3 is the main view section part A amplification that rotation constant pressure blade wheel structure is flowed back in a kind of elastomer of the utility model
Schematic diagram；
Fig. 4 is the main view section part B amplification that rotation constant pressure blade wheel structure is flowed back in a kind of elastomer of the utility model
Schematic diagram；
Fig. 5 is the schematic perspective view that rotation constant pressure blade wheel structure is flowed back in a kind of elastomer of the utility model.
In figure: 1- main body, 2- primary blades, 3- outer edge, 4- back blades, 5- mounting hole, 6- leading flank, the trailing flank 7-, 8-
First prismatic blade, the second prismatic blade of 9-, 10- rubber bodies.
[specific embodiment]
- Fig. 5 refering to fig. 1, flows back to rotation constant pressure blade wheel structure in a kind of elastomer of the utility model, including main body 1, main
Blade 2, back blades 4, leading flank 6, trailing flank 7 and rubber bodies 10, the side of the main body 1 are provided with several primary blades 2, main body
1 other side is provided with several back blades 4, and the primary blades 2 are formed by connecting by the first prismatic blade 8 and the second prismatic blade 9, and first
At an angle alpha, α angular range is 25 ° -35 °, the length and second of the first prismatic blade 8 for prismatic blade 8 and 9 shape of the second prismatic blade
The length ratio of prismatic blade 9 is 0.68-1, and the outer edge 3 of the second prismatic blade 9 is oblique side wall, and 1 outer ledge of main body is straight sidewall,
It is 1.5 ° -2.5 ° that angle between 1 outer ledge of second prismatic blade, 9 edge and main body, which is β, first prismatic blade 8 and second
The leading flank 6 of prismatic blade 9 is inclined side wall surface, and the exterior normal direction of leading flank 6 is identical as the direction of rotation of main body 1, and first is straight
The trailing flank 7 of blade 8 and the second prismatic blade 9 is straight wall face, and the exterior normal direction of trailing flank 7 is opposite with the direction of rotation of main body 1；
The projected area of the two neighboring primary blades 2 on the body 1 is by the projection localization on the body 1 of back blades 4 at area equation
Two parts；One layer of rubber bodies 10 are evenly arranged on 4 lateral wall of the main body 1, primary blades 2 and back blades；In the main body 1
Mounting hole 5 is provided at the heart；The primary blades 2 are equal with the quantity of back blades and quantity is 9-12, primary blades 2 and back blades
Center line axis around mounting hole 5 is uniformly distributed on the body 1；The width value of 2 bottom end of primary blades is 4-5mm, main lobe
The width value on 2 top of piece is 2-3mm；The rubber bodies 10 with a thickness of 2-3mm.
Utility model works process:
Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer of the utility model during the work time, and impeller is passed through into peace
Dress hole 5 is installed on the pump housing, starts the pump housing, and ceramic powders etc. carry out agitation conveying, primary blades 2 by primary blades 2 and back blades 4
Discharge pressure balance is kept with back blades 4, the angle between 1 outer ledge of 9 edge of the second prismatic blade and main body is β, reduces rotation
Whirlpool generates, and the first prismatic blade 8 and 9 shape of the second prismatic blade at an angle alpha, improve water conservancy efficiency, to preferably realize ceramic powder
The conveying at end etc..
The utility model by by the first prismatic blade 8 and 9 shape of the second prismatic blade, at an angle alpha, α angular range is 25 °-
35 °, the length of the first prismatic blade 8 and the length ratio of the second prismatic blade 9 are 0.68-1, can effectively improve water conservancy efficiency；The
It is 1.5 ° -2.5 ° that angle between 1 outer ledge of two prismatic blades, 9 edge and main body, which is β, it is possible to reduce is generated in transmission process
Vortex；The leading flank 6 of first prismatic blade 8 and the second prismatic blade 9 is inclined side wall surface, the first prismatic blade 8 and the second prismatic blade 9
Trailing flank 7 is straight wall face, projection point of the projected area of two neighboring primary blades 2 on the body 1 by back blades 4 on the body 1
Two parts of area equation are cut into, the discharge pressure that pump can be effectively ensured is constant；4 outside of main body 1, primary blades 2 and back blades
One layer of rubber bodies 10 are evenly arranged on wall, it is possible to reduce the abrasion of main body 1, primary blades 2 and back blades 4；The utility model knot
Structure is simple, easy to use, and water conservancy is high-efficient, and vortex generates less, and discharge pressure is constant, can be widely popularized and be applied.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (4)
1. flowing back to rotation constant pressure blade wheel structure in a kind of elastomer, it is characterised in that: including main body (1), primary blades (2), pair
The side of blade (4), leading flank (6), trailing flank (7) and rubber bodies (10), the main body (1) is provided with several primary blades (2),
The other side of main body (1) is provided with several back blades (4), and the primary blades (2) are by the first prismatic blade (8) and the second prismatic blade
(9) be formed by connecting, the first prismatic blade (8) and the second prismatic blade (9) shape at an angle alpha, α angular range be 25 ° -35 °, first
The length of prismatic blade (8) and the length ratio of the second prismatic blade (9) are 0.68-1, and the outer edge (3) of the second prismatic blade (9) is oblique
Side wall, main body (1) outer ledge are straight sidewall, and the angle between the second prismatic blade (9) edge and main body (1) outer ledge is β
It is 1.5 ° -2.5 °, the leading flank (6) of first prismatic blade (8) and the second prismatic blade (9) is inclined side wall surface, leading flank (6)
Exterior normal direction it is identical as the direction of rotation of main body (1), the trailing flank (7) of the first prismatic blade (8) and the second prismatic blade (9) is
The exterior normal direction in straight wall face, trailing flank (7) is opposite with the direction of rotation of main body (1)；The two neighboring primary blades (2) are in master
Projected area on body (1) is by projection localization of the back blades (4) on main body (1) at two parts of area equation；The main body
(1), one layer of rubber bodies (10) is evenly arranged on primary blades (2) and back blades (4) lateral wall；It is set at main body (1) center
It is equipped with mounting hole (5).
2. flowing back to rotation constant pressure blade wheel structure in a kind of elastomer as described in claim 1, it is characterised in that: the main lobe
Piece (2) is equal with the quantity of back blades and quantity is 9-12, and primary blades (2) and back blades are around the middle line of mounting hole (5)
Axis is evenly distributed on main body (1).
3. flowing back to rotation constant pressure blade wheel structure in a kind of elastomer as described in claim 1, it is characterised in that: the main lobe
The width value of piece (2) bottom end is 4-5mm, and the width value on primary blades (2) top is 2-3mm.
4. flowing back to rotation constant pressure blade wheel structure in a kind of elastomer as described in claim 1, it is characterised in that: the rubber
Body (10) with a thickness of 2-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821943047.1U CN209291532U (en) | 2018-11-23 | 2018-11-23 | Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821943047.1U CN209291532U (en) | 2018-11-23 | 2018-11-23 | Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer |
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| Publication Number | Publication Date |
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| CN209291532U true CN209291532U (en) | 2019-08-23 |
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| CN201821943047.1U Active CN209291532U (en) | 2018-11-23 | 2018-11-23 | Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399214A (en) * | 2018-11-23 | 2019-03-01 | 艾迪机器(杭州)有限公司 | Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer |
| CN114076119A (en) * | 2021-07-31 | 2022-02-22 | 高涛 | Centrifugal pump impeller |
-
2018
- 2018-11-23 CN CN201821943047.1U patent/CN209291532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399214A (en) * | 2018-11-23 | 2019-03-01 | 艾迪机器(杭州)有限公司 | Rotation constant pressure blade wheel structure is flowed back in a kind of elastomer |
| CN114076119A (en) * | 2021-07-31 | 2022-02-22 | 高涛 | Centrifugal pump impeller |
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