CN113107897A - Slurry pump impeller - Google Patents
Slurry pump impeller Download PDFInfo
- Publication number
- CN113107897A CN113107897A CN202110412874.8A CN202110412874A CN113107897A CN 113107897 A CN113107897 A CN 113107897A CN 202110412874 A CN202110412874 A CN 202110412874A CN 113107897 A CN113107897 A CN 113107897A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- blade
- slurry pump
- mounting groove
- pump impeller
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2294—Rotors specially for centrifugal pumps with special measures for protection, e.g. against abrasion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the field of centrifugal pumps, in particular to an impeller of a slurry pump, which comprises a first cover plate and a second cover plate, wherein a plurality of blade assemblies are arranged between the first cover plate and the second cover plate; the blade subassembly includes the blade brace rod with first apron integrated into one piece, and blade brace rod outside cover is equipped with the blade sheath. The invention enables the slurry pump to be suitable for different use environments, prolongs the service life of the slurry pump and reduces the maintenance cost of the slurry pump.
Description
Technical Field
The invention relates to the field of centrifugal pumps, in particular to an impeller of a slurry pump.
Background
A slurry pump is a pump for transporting a solid-liquid mixture, suitable for transporting a relatively abrasive, hard solid-liquid mixture containing solid particles, such as: the slurry pump comprises a slurry pump body, a motor, a blade, a pump body, a motor, a pump blade, a pump body, a pump cover, a pump blade.
Disclosure of Invention
The invention aims to provide a slurry pump impeller, which aims to solve the problems, enable a slurry pump to be suitable for different use environments, prolong the service life of the slurry pump and reduce the maintenance cost of the slurry pump.
In order to achieve the purpose, the invention provides the following scheme:
a slurry pump impeller comprises a first cover plate and a second cover plate, wherein a plurality of blade assemblies are arranged between the first cover plate and the second cover plate, a shaft sleeve is fixedly connected to the center of one side, away from the second cover plate, of the first cover plate, and a liquid inlet hole is formed in the center of the second cover plate;
the blade subassembly include with first apron integrated into one piece's blade brace rod, blade brace rod outside cover is equipped with the blade sheath.
Preferably, one side of the first cover plate, which is close to the second cover plate, is provided with a sheath mounting groove, one side of the second cover plate, which is close to the first cover plate, is provided with a locking groove, the sheath mounting groove is matched with the blade sheath, and the locking groove is matched with the structure formed by combining the blade support rib and the blade sheath.
Preferably, the first cover plate and the blade support rib are provided with screw through holes in a penetrating manner, the second cover plate is provided with the screw through holes, and the first cover plate and the second cover plate penetrate through the screw through holes through screws to be fixedly connected.
Preferably, the blade protecting tip is arranged at the tip end of the blade protecting sleeve close to the center of the first cover plate, and the structure of the blade protecting tip after combination is matched with the protecting sleeve mounting groove and the locking groove.
Preferably, a first mounting groove is formed in the sheath mounting groove, a second mounting groove is formed in the locking groove, the distance between the first mounting groove and the second mounting groove is equal to the blade protection tip thickness, the profiles of the first mounting groove and the second mounting groove are matched with the profile of the blade protection tip, and the blade protection tip thickness is larger than the thickness of the blade sheath and smaller than the outer side distance between the first cover plate and the second cover plate.
Preferably, the center of one side, close to the second cover plate, of the first cover plate is provided with a spreader cone, the center of one side, far away from the second cover plate, of the first cover plate is provided with a shaft sleeve, and the shaft sleeve and the first cover plate are of an integrally formed structure.
Preferably, the tap cone is detachably connected with the first cover plate.
Preferably, one side of the first cover plate, which is far away from the second cover plate, is provided with a first reinforcing rib, the first reinforcing rib and the first cover plate are of an integrally formed structure, and the first reinforcing rib and the blade assembly are arranged correspondingly.
Preferably, a second reinforcing rib is arranged on one side, far away from the first cover plate, of the second cover plate, the second reinforcing rib and the second cover plate are of an integrally formed structure, and the second reinforcing rib and the blade assembly are arranged correspondingly.
The invention has the following technical effects:
make the components of a whole that can function independently structural design with first apron, the second apron, set up the blade sheath in the blade subassembly outside, can be with the blade sheath, first apron, the second apron sets up to wear-resisting material such as pottery, high hardness alloy etc. after the sediment stuff pump impeller appears damaging, change the blade sheath according to the damage condition, the restoration of impeller can be realized to first apron or second apron, the sediment stuff pump is mainly more serious to the impact wear of blade at the pump sending fluid in-process, through setting up the blade sheath to different wear-resisting material, can make the sediment stuff pump adapt to different service environment, because first apron, second apron and blade sheath set up for the components of a whole that can function independently structure, the setting up first apron that can adapt to according to the service condition, the material of second apron, the ability that makes the sediment stuff pump adapt to different service environment has obtained the reinforcing, the life of impeller has been.
Through setting up the components of a whole that can function independently structure because first apron, second apron and blade sheath appear damaging the back at the sediment stuff pump impeller, only change the part that damages can, need not wholly change the impeller of sediment stuff pump, reduced cost of maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention with the second cover removed;
FIG. 3 is a schematic view of an outer side structure of the first cover plate according to the present invention;
FIG. 4 is an exploded view of a blade assembly according to the present invention;
FIG. 5 is a schematic view of an inner side structure of a second cover plate according to the present invention;
FIG. 6 is an exploded view of a second embodiment of the present invention;
fig. 7 is a schematic view of an inner side structure of a second cover plate according to an embodiment of the invention.
The structure comprises a base, a blade assembly, a blade cover, a blade support rib, a blade sheath, a blade tip, a blade cover plate, a sheath mounting groove, a first reinforcing rib, a second reinforcing rib, a sleeve, a first mounting groove, a second reinforcing rib, a blade assembly, a blade support rib, a blade sheath and a blade tip, wherein 1 is the first cover plate, 101 is the sprue spreader, 102 is the sheath mounting groove, 103 is the first reinforcing rib, 104 is the shaft sleeve, 105 is the first mounting groove, 2 is the.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The first embodiment is as follows:
referring to fig. 1-4, the present embodiment provides a slurry pump impeller, including a first cover plate 1 and a second cover plate 2, a plurality of blade assemblies 3 are disposed between the first cover plate 1 and the second cover plate 2, a shaft sleeve 104 is fixedly connected to a center of one side of the first cover plate 1 away from the second cover plate 2, and a liquid inlet hole 201 is formed in a center of the second cover plate 2;
the blade assembly 3 comprises a blade support rib 301 integrally formed with the first cover plate 1, and a blade sheath 302 is sleeved outside the blade support rib 301.
The first cover plate 1 and the second cover plate 2 are made into a split structure design, the blade sheath 302 is arranged on the outer side of the blade assembly 3, the blade sheath 302, the first cover plate 1 and the second cover plate 2 can be made into wear-resistant materials such as ceramics and high-hardness alloy, when the impeller of the slurry pump is damaged, the repair of the impeller can be realized by replacing the blade sheath 302, the first cover plate 1 or the second cover plate 2 according to the damage condition, the slurry pump mainly has serious impact wear to the blade in the process of pumping fluid, the slurry pump can adapt to different use environments by setting the blade sheath 302 into different wear-resistant materials, because the first cover plate 1, the second cover plate 2 and the blade sheath 302 are in the split structure arrangement, the material of the first cover plate 1 and the second cover plate 2 can be adaptively set according to the use condition, the capability of the slurry pump adapting to different use environments is enhanced, the service life of the impeller is guaranteed, and due to the fact that the first cover plate 1, the second cover plate 2 and the blade sheath 302 are arranged in the split structure, after the impeller of the slurry pump is damaged, only damaged parts are replaced, the impeller of the slurry pump does not need to be replaced integrally, and maintenance cost is reduced.
In a further optimized scheme, a sheath mounting groove 102 is formed in one side, close to the second cover plate 2, of the first cover plate 1, a locking groove 202 is formed in one side, close to the first cover plate 1, of the second cover plate 2, the sheath mounting groove 102 is matched with the blade sheath 302, and the locking groove 202 is matched with a structure formed by combining the blade support ribs 301 and the blade sheath 302. The blade sheath 302 is embedded into the surfaces of the first cover plate 1 and the second cover plate 2 by arranging the sheath mounting groove 102 and the locking groove 202, so that the blade sheath 302 is more closely contacted with the first cover plate 1 and the second cover plate 2, the blade sheath 302 is prevented from deviating in the operation process of the slurry pump, and the operation stability of the slurry pump is ensured.
According to the further optimization scheme, the first cover plate 1 and the blade support ribs 301 are provided with screw through holes in a penetrating mode, the second cover plate 2 is provided with screw through holes, and the first cover plate 1 and the second cover plate 2 are fixedly connected through the screw through holes.
Further optimize the scheme, the center of the first cover plate 1 near the second cover plate 2 side is provided with a spreader 101, the center of the first cover plate 1 far away from the second cover plate 2 side is provided with a shaft sleeve 104, and the shaft sleeve 104 and the first cover plate 1 are of an integrated structure. Through setting up the reposition of redundant personnel awl 101, there is a process of preliminary reposition of redundant personnel behind fluid process feed liquor hole 201, shunts fluid to between each blade subassembly 3 from the reposition of redundant personnel awl 101, promotes the pumping capacity of sediment stuff pump.
In a further optimized scheme, a first reinforcing rib 103 is arranged on one side, away from the second cover plate 2, of the first cover plate 1, the first reinforcing rib 103 and the first cover plate 1 are of an integrally formed structure, and the first reinforcing rib 103 and the blade assembly 3 are arranged correspondingly.
In a further optimized scheme, a second reinforcing rib 204 is arranged on one side, away from the first cover plate 1, of the second cover plate 2, the second reinforcing rib 204 and the second cover plate 2 are of an integrally formed structure, and the second reinforcing rib 204 is arranged corresponding to the blade assembly 3.
The first reinforcing rib 103 and the second reinforcing rib 204 are arranged to enhance the structural strength of the first cover plate 1 and the second cover plate 2, so that the slurry pump meets the requirement of high-power pumping.
Example two:
referring to fig. 5-7, the impeller of the slurry pump of the present embodiment is different from the impeller of the first embodiment only in that the tip of the blade sheath 302 near the center of the first cover plate 1 is provided with a blade protecting tip 303, and the combined structure of the blade sheath 302 and the blade protecting tip 303 is matched with the sheath installation groove 102 and the locking groove 202.
The tap 101 is detachably connected to the first cover plate 1.
When corrosion resisting material such as pottery is chooseed for use to blade sheath 302, can not satisfy the operating mode that contains large granule impurity in the fluid of sediment stuff pump pumping, large granule impurity can lead to corrosion resisting material such as pottery to damage to the most advanced impact force of blade subassembly 3, sets up blade protection point 303 with blade sheath 302 front end, protects point 303 with the blade and changes into high carbide, can resist large granule impurity to the most advanced impact force of blade subassembly 3, has guaranteed the life of blade in the sediment stuff pump.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (9)
1. The utility model provides a sediment stuff pump impeller which characterized in that: the device comprises a first cover plate (1) and a second cover plate (2), wherein a plurality of blade assemblies (3) are arranged between the first cover plate (1) and the second cover plate (2), a shaft sleeve (104) is fixedly connected to the center of one side, far away from the second cover plate (2), of the first cover plate (1), and a liquid inlet hole (201) is formed in the center of the second cover plate (2);
the blade assembly (3) comprises blade supporting ribs (301) integrally formed with the first cover plate (1), and a blade sheath (302) is sleeved on the outer side of each blade supporting rib (301).
2. The slurry pump impeller of claim 1, wherein: the blade protecting cover is characterized in that a protecting cover mounting groove (102) is formed in one side, close to the second cover plate (2), of the first cover plate (1), a locking groove (202) is formed in one side, close to the first cover plate (1), of the second cover plate (2), the protecting cover mounting groove (102) is matched with the blade protecting cover (302), and the locking groove (202) is matched with a structure formed by combining the blade supporting ribs (301) and the blade protecting cover (302).
3. The slurry pump impeller of claim 1, wherein: screw through holes are formed in the first cover plate (1) and the blade supporting ribs (301) in a penetrating mode, the screw through holes are formed in the second cover plate (2), and the first cover plate (1) and the second cover plate (2) penetrate through the screw through holes in a fixed connection mode.
4. The slurry pump impeller of claim 2, wherein: the blade protection sleeve (302) is provided with a blade protection tip (303) close to the tip of the center of the first cover plate (1), and the combined structure of the blade protection sleeve (302) and the blade protection tip (303) is matched with the protection sleeve installation groove (102) and the locking groove (202).
5. The slurry pump impeller of claim 4, wherein: first mounting groove (105) are arranged in sheath mounting groove (102), second mounting groove (203) are arranged in locking groove (202), the distance between first mounting groove (105) and second mounting groove (203) is the same as the thickness of blade protection tip (303), the profile of first mounting groove (105) and second mounting groove (203) is matched with the profile of blade protection tip (303), the thickness of blade protection tip (303) is greater than the thickness of blade sheath (302) and less than the outside distance between first cover plate (1) and second cover plate (2).
6. The slurry pump impeller of claim 1, wherein: the center of first apron (1) near second apron (2) one side is provided with spreader (101), first apron (1) is kept away from the center of second apron (2) one side is provided with axle sleeve (104), axle sleeve (104) with first apron (1) is the integrated into one piece structure.
7. The slurry pump impeller of claim 6, wherein: the shunt cone (101) is detachably connected with the first cover plate (1).
8. The slurry pump impeller of claim 1, wherein: one side, far away from the second cover plate (2), of the first cover plate (1) is provided with a first reinforcing rib (103), the first reinforcing rib (103) and the first cover plate (1) are of an integrally formed structure, and the first reinforcing rib (103) and the blade assembly (3) are arranged correspondingly.
9. The slurry pump impeller of claim 1, wherein: one side, far away from the first cover plate (1), of the second cover plate (2) is provided with a second reinforcing rib (204), the second reinforcing rib (204) and the second cover plate (2) are of an integrally formed structure, and the second reinforcing rib (204) and the blade assembly (3) are arranged correspondingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110412874.8A CN113107897A (en) | 2021-04-16 | 2021-04-16 | Slurry pump impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110412874.8A CN113107897A (en) | 2021-04-16 | 2021-04-16 | Slurry pump impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113107897A true CN113107897A (en) | 2021-07-13 |
Family
ID=76718019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110412874.8A Withdrawn CN113107897A (en) | 2021-04-16 | 2021-04-16 | Slurry pump impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113107897A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113389753A (en) * | 2021-08-05 | 2021-09-14 | 齐齐哈尔欣日机械设备制造有限公司 | Split type impeller |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011080186A1 (en) * | 2011-08-01 | 2013-02-07 | Schaeffler Technologies AG & Co. KG | Impeller for fluid pump, particularly liquid pump of internal combustion engine, has base body formed of plastic and coating consists of metal is arranged at base body |
| CN207393552U (en) * | 2017-10-16 | 2018-05-22 | 江苏鑫华能环保工程股份有限公司 | Inserted slurry pump impeller |
| CN108443161A (en) * | 2018-04-12 | 2018-08-24 | 汉江弘源襄阳碳化硅特种陶瓷有限责任公司 | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump |
| CN208203649U (en) * | 2018-05-07 | 2018-12-07 | 三联泵业股份有限公司 | A kind of high-efficiency abrasion-proof type Huanghe water utilizes double-suction pump impeller |
| CN210050042U (en) * | 2019-05-24 | 2020-02-11 | 苏州赫尔拜斯泵业有限公司 | Centrifugal impeller pump |
| CN110848144A (en) * | 2019-10-24 | 2020-02-28 | 江苏大学 | Wear-resistant semi-open type solid-liquid two-phase flow pump impeller with detachable working surface |
| CN212774906U (en) * | 2020-07-04 | 2021-03-23 | 河北腾达泵阀有限公司 | Novel impeller structure of slurry pump |
-
2021
- 2021-04-16 CN CN202110412874.8A patent/CN113107897A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011080186A1 (en) * | 2011-08-01 | 2013-02-07 | Schaeffler Technologies AG & Co. KG | Impeller for fluid pump, particularly liquid pump of internal combustion engine, has base body formed of plastic and coating consists of metal is arranged at base body |
| CN207393552U (en) * | 2017-10-16 | 2018-05-22 | 江苏鑫华能环保工程股份有限公司 | Inserted slurry pump impeller |
| CN108443161A (en) * | 2018-04-12 | 2018-08-24 | 汉江弘源襄阳碳化硅特种陶瓷有限责任公司 | A kind of large-scale silicon carbide ceramic impeller of heavy type slurry pump |
| CN208203649U (en) * | 2018-05-07 | 2018-12-07 | 三联泵业股份有限公司 | A kind of high-efficiency abrasion-proof type Huanghe water utilizes double-suction pump impeller |
| CN210050042U (en) * | 2019-05-24 | 2020-02-11 | 苏州赫尔拜斯泵业有限公司 | Centrifugal impeller pump |
| CN110848144A (en) * | 2019-10-24 | 2020-02-28 | 江苏大学 | Wear-resistant semi-open type solid-liquid two-phase flow pump impeller with detachable working surface |
| CN212774906U (en) * | 2020-07-04 | 2021-03-23 | 河北腾达泵阀有限公司 | Novel impeller structure of slurry pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113389753A (en) * | 2021-08-05 | 2021-09-14 | 齐齐哈尔欣日机械设备制造有限公司 | Split type impeller |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210713 |