CN210290252U

CN210290252U - High suction lift bent water pump impeller structure

Info

Publication number: CN210290252U
Application number: CN201920646521.2U
Authority: CN
Inventors: 徐查庆
Original assignee: Zhejiang Kema Power Machinery Co ltd
Current assignee: Zhejiang Kema Power Machinery Co ltd
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-04-10
Anticipated expiration: 2029-05-07

Abstract

The utility model provides a high suction lift water pump impeller structure of bending belongs to water pump technical field. The impeller comprises an impeller body, wherein one end of the impeller body is provided with a connector for installation, the other end of the impeller body is detachably provided with an even number of arc-shaped blades, the arc-shaped blades are arranged along the central line of the impeller body in an annular array mode, air flow channels with the same shapes as the arc-shaped blades are formed between every two adjacent arc-shaped blades, and the bottom of each air flow channel is provided with a plurality of auxiliary flow channels which are sunken in the impeller body and used for increasing air flow. The utility model discloses the suction stroke that the shape of well arc blade design can effectual increase water pump improves work efficiency, and the discharge of air can be quickened to the supplementary runner for form vacuum environment's time in the pump, back in liquid gets into the pump, supplementary runner can increase the capacity of liquid, improves work efficiency.

Description

High suction lift bent water pump impeller structure

Technical Field

The utility model belongs to the technical field of the water pump, a high suction lift water pump impeller structure of bending is related to.

Background

A self-priming water pump is characterized in that a pump shell is filled with water (or the pump shell is filled with water) before the water pump is started, an impeller rotates at a high speed after the water pump is started to enable the water in an impeller channel to flow to a volute, a vacuum is formed at an inlet at the moment, a water inlet check valve is opened, air in a suction pipe enters the pump and reaches the outer edge through the impeller channel, the air in the suction pipeline is gradually exhausted through repeated circulation, the water enters the pump, the self-priming process is completed, the impeller of the existing centrifugal pump is provided with a single-layer spiral water throwing blade on the periphery of a wheel seat and a wheel shaft, the suction stroke of the structure is low, and the working efficiency of the water pump is poor.

As disclosed in the chinese patent, the application number: (CN104613004A), including back shroud, blade and cylinder axle sleeve, the shape of back shroud be circular, circular center is opened has the round hole, the blade total eight, use the cylinder axle sleeve as the center, even welding is on the back shroud, the cylinder axle sleeve weld in back shroud center round hole department. The invention provides a water pump impeller which is reasonable in design structure, convenient to assemble and replace, small in machining difficulty and low in cost. This scheme has the equipment and changes the convenience, and the processing degree of difficulty is little, advantage that cost is low, but also has the less shortcoming of suction stroke.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a high suction lift water pump impeller structure of bending is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a high suction lift water pump impeller structure of bending, including the impeller body, impeller body one end is equipped with the connector that is used for the installation, impeller body other end detachable is equipped with even number arc blade, and arc blade arranges along the central line ring array of impeller body, form the air runner unanimous with arc blade shape between two adjacent arc blade, every air runner's bottom is equipped with a plurality of auxiliary flow ways that cave in and be used for increasing air mass flow to the impeller body, even number arc blade uses two arc blade to fall into a plurality of groups as a set of, two arc blade in every group arc blade are close to the tip line of impeller body central line and pass through the central line of impeller body, the one end that the impeller body central line was kept away from to arc blade flushes with the lateral wall.

In the high suction lift bent water pump impeller structure, the depth of the auxiliary flow channel is half of the thickness of the impeller body, the radian of the auxiliary flow channel is the same as that of the arc-shaped blade, and one end of the auxiliary flow channel, which is far away from the central line of the impeller body, is flush with the side wall of the impeller body.

In the high suction lift bent water pump impeller structure, the impeller body is provided with the blade groove movably connected with the arc-shaped blade, and the shape and the size of the blade groove are the same as those of the arc-shaped blade.

In the high suction lift bent water pump impeller structure, a plurality of fixing blocks are further arranged at two ends of the bottom of the arc-shaped blade, and fixing holes are formed in the fixing blocks.

In the high suction lift bent water pump impeller structure, the arc-shaped blades are bent towards one side of the central line far away from the impeller body, and the bending radian of the arc-shaped blades is gradually increased from two ends to the middle.

In the high suction lift bent water pump impeller structure, one end of the arc-shaped blade, which is far away from the center line of the impeller body, is flush with the side wall of the impeller body, and the shape of the end surface of one side of the arc-shaped blade, which is far away from the center line of the impeller body, is matched with the shape of the side wall of the impeller body.

In the high suction lift bent water pump impeller structure, the impeller body is circular, the center of the impeller body is provided with the shaft sleeve, the shaft sleeve and the connector are concentrically arranged, and the center of the shaft sleeve is provided with the through hole which sequentially penetrates through the impeller body and the connector.

In the impeller structure of the high suction lift bent water pump, a plurality of arc-shaped blades are uniformly distributed on the outer side of the shaft sleeve, and a gap is formed between one end of each arc-shaped blade, which is close to the shaft sleeve, and the shaft sleeve.

In the high suction lift bent water pump impeller structure, the shaft hole is internally provided with the sealing ring, and the sealing ring is closely matched with the inner wall of the shaft hole.

In the high suction lift bent water pump impeller structure, a shaft hole is formed in the connector, the shaft hole and the through hole are concentrically arranged, the shaft hole is communicated with the through hole, and a clamping groove for fixing a bearing is formed in the bottom of the shaft hole.

Compared with the prior art, the utility model has the advantages of: the shape that the arc blade designed can effectual increase the journey of inhaling of water pump, improves work efficiency, and the discharge of air can be quickened to supplementary runner for form vacuum environment's time in the pump, back in liquid gets into the pump, supplementary runner can increase the capacity of liquid, improves work efficiency.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic structural view provided by the present invention;

FIG. 2 is a schematic structural diagram of a connecting head;

FIG. 3 is a three-dimensional perspective view of the present invention;

fig. 4 is a three-dimensional perspective view in another direction.

In the figure, an impeller body 1, a connector 2, blades 3, an air flow passage 4, a shaft sleeve 5, a through hole 6, a shaft hole 7, a sealing ring 8, a clamping groove 9, an auxiliary flow passage 10, a blade groove 11, a fixing block 12 and a fixing hole 13 are arranged.

Detailed Description

As shown in figures 1 and 2, the high suction lift bent water pump impeller structure comprises an impeller body 1, one end of the impeller body 1 is provided with a connector 2 for installation, the other end of the impeller body 1 is detachably provided with an even number of arc-shaped blades 3, and arc blade 3 arranges along the central line annular array of impeller body 1, form the air runner 4 unanimous with arc blade 3 shape between two adjacent arc blade 3, the bottom of every air runner 4 is equipped with a plurality of auxiliary flow ways 10 that cave in to impeller body 1 and be used for increasing air flow, even number arc blade 3 uses two arc blade 3 to divide into a plurality of groups as a set of, the tip line that two arc blade 3 in every group arc blade 3 are close to impeller body 1 central line passes through impeller body 1's central line, the one end that arc blade 3 kept away from impeller body 1 central line flushes with impeller body 1's lateral wall.

In this embodiment, the suction stroke of the water pump can effectually be increased to the shape that arc blade 3 designed, improve work efficiency, air flow channel 4 that two adjacent arc blade 3 formed can discharge the air at arc blade 3 during operation, discharge of air can be accelerated to auxiliary flow channel 10 in air flow channel 4, the time of forming vacuum environment in the pump is accelerated, improve the efficiency of drawing water, secondly, back in liquid gets into the pump, auxiliary flow channel 10 can increase the capacity of liquid, improve work efficiency.

Two arc-shaped blades 3 in each group of arc-shaped blades 3 are close to the end connecting line of the central line of the impeller body 1 and pass through the central line of the impeller body 1, so that the centrifugal force in the pump can be increased, and the pumping efficiency is increased.

The depth of the auxiliary flow channel 10 is one half of the thickness of the impeller body 1, the radian of the auxiliary flow channel 10 is the same as that of the arc-shaped blades 3, and one end of the auxiliary flow channel 10, which is far away from the central line of the impeller body 1, is flush with the side wall of the impeller body 1.

In this embodiment, as shown in fig. 1 and fig. 4, the depth of the auxiliary flow channel 10 is half of the thickness of the impeller body 1, so that the stability of the impeller body 1 can be ensured while the flow rate is increased, the impeller body 1 is prevented from being damaged after being pressed, and one end of the auxiliary flow channel 10, which is far away from the center line of the impeller body 1, is flush with the side wall of the impeller body 1, thereby facilitating the air or liquid to enter the auxiliary flow channel 10.

The impeller body 1 is provided with a blade groove 11 movably connected with the arc-shaped blade 3, the shape and the size of the blade groove 11 are the same as those of the arc-shaped blade 3, two ends of the bottom of the arc-shaped blade 3 are also provided with a plurality of fixing blocks 12, and the fixing blocks 12 are provided with fixing holes 13.

In this embodiment, as shown in fig. 2 and fig. 3, the blade groove 11 is movably connected to the arc-shaped blade 3, so that the arc-shaped blade 3 can be conveniently installed and maintained, the cost and the installation efficiency are saved, the arc-shaped blade 3 can be fixed on the impeller body 1 through the fixing hole 13 and the bolt, and the arc-shaped blade 3 is prevented from loosening during the operation of the impeller.

As shown in the combined body 1 and fig. three, the arc-shaped blade 3 is bent towards one side of the central line far away from the impeller body 1, the bending radian of the arc-shaped blade 3 is gradually increased from two ends to the middle, one end of the central line far away from the impeller body 1 of the arc-shaped blade 3 is flush with the side wall of the impeller body 1, and the shape of the end surface of one side of the central line far away from the impeller body 1 of the arc-shaped blade 3 is matched with the shape of the side wall of.

In this embodiment, the crooked radian of arc blade 3 can increase air escape's speed, reaches the increase and inhales the effect of journey, and the central line one end that impeller body 1 was kept away from to arc blade 3 flushes with impeller body 1 lateral wall, can accelerate the speed that air and liquid got into the air runner, improves work efficiency.

The impeller body 1 is circular, the center of the impeller body 1 is provided with a shaft sleeve 5, the shaft sleeve 5 and the connector 2 are concentrically arranged, and the center of the shaft sleeve 5 is provided with a through hole 6 which sequentially penetrates through the impeller body 1 and the connector 2.

In this embodiment, as shown in fig. 1 and 4, the shaft sleeve 5 can prevent the rotating shaft from being damaged.

A plurality of arc blade 3 equipartition is in the axle sleeve 5 outside, and arc blade 3 is close to and has the clearance between 5 one end of axle sleeve and the axle sleeve 5.

In this embodiment, as shown in fig. 1, the arc-shaped blades 3 are uniformly distributed on the outer side of the shaft sleeve 5, so that the suction lift of the water pump is increased.

Be equipped with sealing washer 8 in the shaft hole 7, the cooperation is hugged closely with the inner wall in shaft hole 7 to sealing washer 8, is equipped with shaft hole 7 in the connector 2, and shaft hole 7 and through-hole 6 set up with one heart and shaft hole 7 and through-hole 6 communicate mutually, and 7 bottoms in shaft hole are equipped with the draw-in groove 9 that is used for fixing bearing.

In this embodiment, as shown in fig. 2 and 3, the sealing ring 8 can prevent liquid from permeating, and the clamping groove 9 can fix and limit the rotating shaft.

The utility model discloses a theory of operation, the suction stroke that the shape that arc blade 3 designed can effectual increase water pump improves work efficiency, the air runner 4 that two adjacent arc blade 3 formed can be discharged the air at arc blade 3 during operation, the discharge of air can be quickened to supplementary runner 10 in the air runner 4 for form vacuum environment's time in the pump, improve the efficiency of drawing water, back in liquid entering pump, supplementary runner 10 can increase the capacity of liquid, improve work efficiency.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the impeller body 1, the connector 2, the vane 3, the air flow passage 4, the shaft sleeve 5, the through hole 6, the shaft hole 7, the seal ring 8, the clamping groove 9, the auxiliary flow passage 10, the vane groove 11, the fixing block 12, the fixing hole 13, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. A high suction lift bent water pump impeller structure comprises an impeller body (1), wherein one end of the impeller body (1) is provided with a connector (2) for installation, and the high suction lift bent water pump impeller structure is characterized in that an even number of arc-shaped blades (3) are detachably arranged at the other end of the impeller body (1), the arc-shaped blades (3) are arranged along the central line of the impeller body (1) in an annular array manner, air flow channels (4) with the same shape as the arc-shaped blades (3) are formed between every two adjacent arc-shaped blades (3), the bottom of each air flow channel (4) is provided with a plurality of auxiliary flow channels (10) which are sunken into the impeller body (1) and used for increasing air flow, the even number of arc-shaped blades (3) are divided into a plurality of groups by taking the two arc-shaped blades (3) as a group, the end connecting line of the two arc-shaped blades (3) in each, one end of the arc-shaped blade (3) far away from the central line of the impeller body (1) is flush with the side wall of the impeller body (1).

2. The high suction lift bent water pump impeller structure as claimed in claim 1, wherein the depth of the auxiliary flow channel (10) is one half of the thickness of the impeller body (1), the radian of the auxiliary flow channel (10) is the same as that of the arc-shaped blades (3), and one end of the auxiliary flow channel (10) far away from the center line of the impeller body (1) is flush with the side wall of the impeller body (1).

3. The high-suction-lift bent water pump impeller structure as claimed in claim 2, wherein the impeller body (1) is provided with a blade groove (11) movably connected with the arc-shaped blade (3), and the shape and size of the blade groove (11) are the same as those of the arc-shaped blade (3).

4. The high suction lift bent water pump impeller structure according to claim 3, wherein a plurality of fixing blocks (12) are further arranged at two ends of the bottom of the arc-shaped blade (3), and fixing holes (13) are formed in the fixing blocks (12).

5. The high suction lift bent water pump impeller structure as claimed in claim 4, wherein the arc-shaped blades (3) are bent to one side away from the center line of the impeller body (1), and the bending radian of the arc-shaped blades (3) is gradually increased from two ends to the middle.

6. The high suction lift bent water pump impeller structure as claimed in claim 5, wherein one end of the arc-shaped blade (3) away from the center line of the impeller body (1) is flush with the side wall of the impeller body (1), and the shape of the end surface of the arc-shaped blade (3) on one side away from the center line of the impeller body (1) is matched with the shape of the side wall of the impeller body (1).

7. The high suction lift bent water pump impeller structure according to claim 6, wherein the impeller body (1) is circular, a shaft sleeve (5) is arranged at the center of the impeller body (1), the shaft sleeve (5) and the connector (2) are concentrically arranged, and a through hole (6) sequentially penetrating through the impeller body (1) and the connector (2) is arranged at the center of the shaft sleeve (5).

8. The impeller structure of the high suction lift bent water pump as claimed in claim 7, wherein a plurality of arc-shaped blades (3) are uniformly distributed on the outer side of the shaft sleeve (5), and a gap is formed between one end of each arc-shaped blade (3) close to the shaft sleeve (5) and the shaft sleeve (5).

9. The impeller structure of the high suction lift bent water pump according to claim 8, wherein a sealing ring (8) is arranged in the shaft hole (7), and the sealing ring (8) is in close fit with the inner wall of the shaft hole (7).

10. The impeller structure of the high suction lift bent water pump according to claim 9, wherein a shaft hole (7) is formed in the connector (2), the shaft hole (7) and the through hole (6) are concentrically arranged, the shaft hole (7) and the through hole (6) are communicated with each other, and a clamping groove (9) for fixing a bearing is formed in the bottom of the shaft hole (7).