CN213574799U

CN213574799U - Wear-resistant and non-fragile impeller

Info

Publication number: CN213574799U
Application number: CN202021852089.1U
Authority: CN
Inventors: 刘爱萍
Original assignee: Guangzhou Henghui Electronic Equipment Co ltd
Current assignee: Guangzhou Henghui Electronic Equipment Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-29
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a stand wear and tear not fragile impeller relates to impeller technical field, and is poor for solving current impeller wearability, leads to the fragile problem. The rear end of first runner is provided with the second runner, the front end of first runner and second runner all is provided with the turn trough, and the turn trough is a body structure with first runner and second runner, the upper surface of first runner and second runner all is provided with the commentaries on classics leaf, and commentaries on classics leaf and the equal fixed connection of first runner and second runner, the commentaries on classics leaf is provided with sixteen, the side surface of commentaries on classics leaf is provided with first recess, and first recess and commentaries on classics leaf structure as an organic whole, the upper surface of commentaries on classics leaf is provided with the second recess, and second recess and commentaries on classics leaf structure as an organic whole.

Description

Wear-resistant and non-fragile impeller

Technical Field

The utility model relates to an impeller technical field specifically is a stand wear and tear not fragile impeller.

Background

The impeller both indicates the rim plate that is equipped with the movable vane, is the component part of impulse steam turbine rotor, can indicate the general title of rim plate and the rotating vane of installing on it again, and the impeller can be based on shape and switching closed condition and classify, and closed impeller comprises blade and preceding, back shroud, and the efficiency of closed impeller is higher, and it is great to make the degree of difficulty, uses most in the centrifugal pump, is suitable for the clear water of carrying, and the less clean liquid that does not contain the granule of solution isopycnic, and semi-open impeller generally has two kinds of structures: the semi-open impeller is suitable for conveying liquid containing suspended matters such as solid particles and fibers, is low in manufacturing difficulty, low in cost and high in adaptability, is gradually increased in application in centrifugal pumps for oil refining chemical industry and is used for conveying clear water and liquid similar to clear water, the open impeller only comprises blades and blade reinforcing ribs, and the impeller without the front and rear cover plates (the number of the blades of the open impeller is 2-5), is low in impeller efficiency and less in application, and is mainly used for conveying liquid with high viscosity and slurry liquid.

However, the existing impeller has poor wear resistance, so that the impeller is easy to damage; thus, the existing requirements are not met, for which we propose an impeller that is resistant to wear and damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stand wear and tear not fragile impeller to solve the current impeller wearability that proposes among the above-mentioned background art poor, lead to fragile problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stand wear and tear not fragile impeller, includes first runner, the rear end of first runner is provided with the second runner, the front end of first runner and second runner all is provided with the turn trough, and the turn trough is a body structure with first runner and second runner, the upper surface of first runner and second runner all is provided with the commentaries on classics leaf, and changes leaf and the equal fixed connection of first runner and second runner, the commentaries on classics leaf is provided with sixteen.

Preferably, the side surface of the rotating blade is provided with a first groove, the first groove and the rotating blade are of an integral structure, the upper surface of the rotating blade is provided with a second groove, and the second groove and the rotating blade are of an integral structure.

Preferably, the surfaces of the first rotating wheel, the second rotating wheel and the rotating blade are all provided with coatings, the coatings are fixedly connected with the first rotating wheel, the second rotating wheel and the rotating blade, an electrostatic coating is arranged inside the coatings, and a wear-resistant powder layer is arranged on the surface of the electrostatic coating.

Preferably, one side of the rotating blade is provided with a rubber stabilizing frame, and the rubber stabilizing frame is fixedly connected with the rotating blade.

Preferably, the front end face of the rubber stabilizer is provided with a through groove, the through groove penetrates through the rubber stabilizer, an empty groove is formed in the rubber stabilizer, and the empty groove is communicated with the through groove.

Preferably, a connecting blade is arranged between the first rotating wheel and the second rotating wheel, the connecting blade is fixedly connected with the first rotating wheel and the second rotating wheel, a circulating groove is arranged on one side of the connecting blade, and the circulating groove, the first rotating wheel, the second rotating wheel and the connecting blade are of an integrated structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a surface all sets up first recess in commentaries on classics leaf both sides, sets up the second recess at commentaries on classics leaf upper surface, when changeing leaf pivoted, the contact changes the leaf surface, forms the circulation trend through first recess and second recess, improves the speed that the contact circulated, makes the friction more even simultaneously, and the smooth resistance when not having the notched impeller rotation in surface is big, and the contact does not have regular circulation changeing the leaf surface, leads to wearing and tearing serious, under the contrast, the utility model discloses changeing the leaf and having improved the wearability, it is not fragile to change the leaf.

2. The coating is arranged on the whole surface, the electrostatic coating is firstly sprayed on the whole surface, the wear-resistant powder layer is sprayed on the surface of the electrostatic coating, the raw material of the electrostatic coating is high-molecular polymer, the electrostatic coating has excellent anti-static effect and wear resistance, the contact object is prevented from being attached to the rotating vane to cause wear, the wear resistance is improved, and the wear-resistant powder layer is metal powder, so that the wear resistance of the electrostatic coating can be improved to a certain extent, and the whole wear resistance is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection of the first rotating wheel and the second rotating wheel of the present invention;

FIG. 3 is a schematic view of the internal structure of the coating of the present invention;

FIG. 4 is a schematic view of the internal structure of the rubber stabilizer of the present invention;

in the figure: 1. a first runner; 2. coating; 3. rotating the groove; 4. rotating the leaves; 5. a first groove; 6. a rubber stabilizer; 7. a second runner; 8. a connecting leaf; 9. a circulation tank; 10. a wear-resistant powder layer; 11. electrostatic coating; 12. a second groove; 13. a through groove; 14. and (4) emptying the groove.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a stand wear and tear not fragile impeller, including first runner 1, the rear end of first runner 1 is provided with second runner 7, the front end of first runner 1 and second runner 7 all is provided with rotary groove 3, and rotary groove 3 and first runner 1 and second runner 7 are a body structure, the upper surface of first runner 1 and second runner 7 all is provided with commentaries on classics leaf 4, and change leaf 4 and the equal fixed connection of first runner 1 and second runner 7, it is provided with sixteen to change leaf 4.

Further, the side surface of rotating blade 4 is provided with first recess 5, and first recess 5 and rotating blade 4 structure as an organic whole, and the upper surface of rotating blade 4 is provided with second recess 12, and second recess 12 and rotating blade 4 structure as an organic whole, and contact rotating blade 4 surface forms the circulation trend through first recess 5 and second recess 12, improves the speed that the contact circulated, and it is more even to make the friction simultaneously, has improved the wearability, and rotating blade 4 is not fragile.

Further, the surfaces of the first rotating wheel 1, the second rotating wheel 7 and the rotating blade 4 are all provided with a coating 2, the coating 2 is fixedly connected with the first rotating wheel 1, the second rotating wheel 7 and the rotating blade 4, the electrostatic coating 11 is arranged inside the coating 2, a wear-resistant powder layer 10 is arranged on the surface of the electrostatic coating 11, the contact objects are prevented from being attached to the rotating blade 4 to cause abrasion, the abrasion resistance is improved, the wear-resistant powder layer 10 is made of metal powder, the abrasion resistance of the electrostatic coating 11 can be improved to a certain extent, the abrasion resistance of the whole surface is improved, and the service life is prolonged.

Further, one side of the rotating blade 4 is provided with a rubber stabilizing frame 6, the rubber stabilizing frame 6 is fixedly connected with the rotating blade 4, the stability between the rotating blades 4 is improved, meanwhile, the vibration damage caused by collision of a contact object and the rotating blade 4 is reduced, and the damage is not easy to damage.

Further, the front end face of the rubber stabilizer 6 is provided with a through groove 13, the through groove 13 penetrates through the rubber stabilizer 6, an empty groove 14 is formed in the rubber stabilizer 6, the empty groove 14 is communicated with the through groove 13, the rotation resistance of the rubber stabilizer 6 is reduced, the friction force is reduced, the stability is improved, and damage is prevented.

Further, be provided with connecting leaf 8 between first runner 1 and the second runner 7, and connecting leaf 8 and the equal fixed connection of first runner 1 and second runner 7, one side of connecting leaf 8 is provided with circulation groove 9, and circulation groove 9 and first runner 1, second runner 7 and connecting leaf 8 are a body structure for the circulation reduces frictional force.

The working principle is as follows: during the use, utilize runner 3 and external device fixed first runner 1 and second runner 7, connect fixedly by a plurality of connecting blade 8 between first runner 1 and the second runner 7, thereby form circulation groove 9, accelerate the circulation, reduce frictional force, rely on first recess 5 and second recess 12 to make can form fixed flow direction by the contact and spill from runner 4 surface fast, make its wearing and tearing more even, improve wear resistance, connect by rubber steady rest 6 between two runner 4 and support, reduce the vibrations damage that the contact collided the production with runner 4, the contact flows through passing through groove 13 and dead slot 14, at whole surface ratio spraying electrostatic coating 11 earlier, spraying wear-resisting powder layer 10 again, improve whole surface's wearability, it is not fragile.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A wear-resistant and damage-resistant impeller comprises a first rotating wheel (1), and is characterized in that: the rear end of first runner (1) is provided with second runner (7), the front end of first runner (1) and second runner (7) all is provided with rotary trough (3), and rotary trough (3) and first runner (1) and second runner (7) are a body structure, the upper surface of first runner (1) and second runner (7) all is provided with commentaries on classics leaf (4), and changes leaf (4) and the equal fixed connection of first runner (1) and second runner (7), commentaries on classics leaf (4) are provided with sixteen.

2. A wear and tear resistant impeller according to claim 1, characterized in that: the side surface of the rotating blade (4) is provided with a first groove (5), the first groove (5) and the rotating blade (4) are of an integral structure, the upper surface of the rotating blade (4) is provided with a second groove (12), and the second groove (12) and the rotating blade (4) are of an integral structure.

3. A wear and tear resistant impeller according to claim 1, characterized in that: the surface of first runner (1), second runner (7) and commentaries on classics leaf (4) all is provided with coating (2), equal fixed connection of coating (2) and first runner (1), second runner (7) and commentaries on classics leaf (4), the inside of coating (2) is provided with electrostatic coating (11), the surface of electrostatic coating (11) is provided with wear-resisting bisque (10).

4. A wear and tear resistant impeller according to claim 1, characterized in that: one side of the rotating blade (4) is provided with a rubber stabilizing frame (6), and the rubber stabilizing frame (6) is fixedly connected with the rotating blade (4).

5. A wear and tear resistant impeller according to claim 4, characterized in that: the front end face of the rubber stabilizing frame (6) is provided with a through groove (13), the through groove (13) penetrates through the rubber stabilizing frame (6), an empty groove (14) is formed in the rubber stabilizing frame (6), and the empty groove (14) is communicated with the through groove (13).

6. A wear and tear resistant impeller according to claim 1, characterized in that: the improved structure of the runner is characterized in that a connecting blade (8) is arranged between the first runner (1) and the second runner (7), the connecting blade (8) is fixedly connected with the first runner (1) and the second runner (7), a circulating groove (9) is formed in one side of the connecting blade (8), and the circulating groove (9), the first runner (1), the second runner (7) and the connecting blade (8) are of an integrated structure.