CN220600069U

CN220600069U - Water pump impeller convenient to change impeller blade

Info

Publication number: CN220600069U
Application number: CN202322350829.1U
Authority: CN
Inventors: 李登峰
Original assignee: Yangzhou Senrong Energy Conservation Technology Co ltd
Current assignee: Yangzhou Senrong Energy Conservation Technology Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-03-15
Anticipated expiration: 2033-08-31

Abstract

The utility model discloses a water pump impeller convenient for replacing impeller blades, and relates to the technical field of water pump impellers. According to the utility model, the poking plate is poked, the limiting block moves to compress the first spring, the clamping block is separated from the clamping groove, the blade is separated from the notch, at the moment, the blade is taken down, the clamping block and the clamping groove are mutually aligned to be matched and clamped in the notch, the limiting block is extruded and compressed in the blade installation process, when the blade moves to the bottom of the notch, the limiting block is used for limiting and locking the blade under the action of the first spring, the replacement of the blade is realized, the clamping block is matched and clamped with the clamping groove, the problem that the blade swings when rotating at a high speed is solved, the blade is prevented from being separated from the notch, the water pump impeller is further protected, and the maintenance cost is further reduced.

Description

Water pump impeller convenient to change impeller blade

Technical Field

The utility model relates to the technical field of water pump impellers, in particular to a water pump impeller with impeller blades convenient to replace.

Background

The water pump impeller is made of cast iron, the blades on the water pump impeller play a main role, the shape and the size of the water pump impeller are closely related to the water pump performance, the water pump impeller can be generally divided into a single-suction type impeller and a double-suction type impeller, the single-suction type impeller is a single-side water suction type impeller, the small-flow water pump impeller is in a plurality of types, the double-suction type impeller is a double-side water suction type impeller, and the large-flow water pump impeller adopts the double-suction type impeller.

Chinese patent application number is CN202120347386.9 discloses a water pump impeller convenient to change, relate to water pump impeller technical field, through the cooperation design of fixed block, blade, pressing mechanism and joint mechanism, when the damage appears in the blade, rotatory press plate, the whole length of press plate and slide bar increases, presses the press plate, extrudees the fixture block through the spring, conveniently breaks away from the inside of draw-in groove with the fixture block, conveniently makes fixed block and blade separation, thereby conveniently change alone the blade, convenience staff overhauls, cost of maintenance has been reduced.

The utility model provides a convenient blade that changes alone has been realized in the above-mentioned technique, but the fixture block passes through the elastic rod and is connected with the blade, when the high-speed rotation of water pump impeller, the blade follows the impeller and rotates at a high speed, because the elastic rod has elasticity, high-speed rotatory in-process, because the blade takes place the swing, it is likely to lead to fixture block and draw-in groove separation, and then make the blade break away from, the blade breaks away from and is likely to lead to the rupture of blade, still can cause the damage of other blades when serious, lead to whole water pump harm and unable normal work, and then increased cost of maintenance.

Disclosure of Invention

The utility model aims to provide a water pump impeller which is convenient for replacing impeller blades, so as to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a water pump impeller convenient to change impeller piece, includes the shell, the inside of shell is equipped with the pivot, a plurality of notch has been seted up on the surface of pivot, the inner wall of notch is provided with the fixture block, the inside of notch is provided with the blade, the draw-in groove with fixture block assorted is seted up to the one end of blade, the fluting has been seted up to one side of pivot surface notch, grooved inside fixedly connected with fixed plate, the inside sliding connection of fixed plate has the guide bar, the one end fixedly connected with stopper of guide bar, first spring has been cup jointed on the surface of guide bar between fixed plate and the stopper.

Further, one end of the first spring is fixedly connected with the fixed plate, and the other end of the first spring is fixedly connected with the limiting block.

Further, the stopper extends to the inside of notch, the fixed surface of stopper is connected with dials the board.

Further, the blade is movably connected with the notch through the clamping block and the clamping groove.

Further, the cardboard groove has been seted up to the inboard of shell, the inside in cardboard groove corresponds swing joint has two cardboards, two the groove has all been seted up on the surface of cardboard, be provided with the second spring between cardboard and the cardboard groove, movable mounting has the filter screen in the groove.

Further, one end of the second spring is fixedly connected with the inner wall of the clamping plate groove, the other end of the second spring is fixedly connected with the clamping plate, and four mounting frames are arranged on the surface of the shell.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the poking plate is poked, the limiting block and the guide rod move inwards in the groove, the first spring is compressed by the movement of the limiting block, the clamping block is separated from the clamping groove, so that the blade is separated from the groove, at the moment, the blade is taken down, the clamping block is required to be mutually aligned with the clamping groove for matching and clamping by clamping a new blade into the groove, the limiting block is extruded in the downward movement process of the blade, so that the limiting block and the guide rod move inwards in the groove, at the moment, the first spring is compressed, and when the blade moves to the bottom of the groove, the limiting block is enabled to limit and lock the blade under the action of the first spring, the replacement of the blade is realized, the clamping block is matched and clamped with the clamping groove, the problem of swinging when the blade rotates at high speed is solved, the blade is prevented from being separated from the groove, the impeller of the water pump is further protected, and the maintenance cost is further reduced;

2. according to the utility model, the two clamping plates are manually pushed to move into the clamping plate groove to compress the second spring, at the moment, the edge of the filter screen is separated from the groove on the surface of the clamping plate, at the moment, the filter screen is taken down, when a new filter screen is installed, the edge of the filter screen is clamped into the groove of one clamping plate, the clamping plates are pushed to move into the clamping plate groove to compress the second spring, and then the other edge of the filter screen is clamped into the groove of the other clamping plate, the two clamping plates are reset under the action of the second spring, so that the filter screen is fixed, the filter screen is replaced, impurities in filter media are used for the filter screen, the abrasion of the impurities to blades is reduced, the blades are further protected, the replacement times of the blades are reduced, and the maintenance cost is further reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a spindle structure according to the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2A;

FIG. 4 is a schematic view of the impeller blade structure of the present utility model;

FIG. 5 is a schematic view of the housing structure of the present utility model;

FIG. 6 is an enlarged view of a portion of B in FIG. 5;

in the figure: 1. a housing; 2. a rotating shaft; 3. a notch; 4. a clamping block; 5. a blade; 6. a clamping groove; 7. slotting; 8. a fixing plate; 9. a guide rod; 10. a first spring; 11. a limiting block; 12. a poking plate; 13. a card plate groove; 14. a clamping plate; 15. a second spring; 16. a filter screen; 17. and (5) mounting a frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a water pump impeller convenient to change impeller blade, which comprises a housing 1, shell 1 is used for protecting the impeller, the inside of shell 1 is equipped with pivot 2, a plurality of notch 3 has been seted up on the surface of pivot 2, the inner wall of notch 3 is provided with fixture block 4, the inside of notch 3 is provided with blade 5, the draw-in groove 6 with fixture block 4 assorted has been seted up to one end of blade 5, fluting 7 has been seted up to one side of pivot 2 surface notch 3, the inside fixedly connected with fixed plate 8 of fluting 7, the inside sliding connection of fixed plate 8 has guide bar 9, the one end fixedly connected with stopper 11 of guide bar 9, the surface of guide bar 9 has cup jointed first spring 10 between fixed plate 8 and the stopper 11, the problem of taking place the wobbling when blade 5 high-speed rotation has been solved, blade 5 has been prevented to break away from notch 3, and water pump impeller has then been protected, further maintenance cost has been reduced.

One end of the first spring 10 is fixedly connected with the fixed plate 8, the other end of the first spring 10 is fixedly connected with the limiting block 11, and the first spring 10 enables the limiting block 11 to reset.

The stopper 11 extends to the inside of notch 3, and the fixed surface of stopper 11 is connected with dials board 12, and stopper 11 is trapezoidal piece shape.

The blade 5 is movably connected with the notch 3 through the clamping block 4 and the clamping groove 6, and the clamping block 4 and the clamping groove 6 are clamped or separated, so that the replacement of the blade 5 is realized.

The implementation mode specifically comprises the following steps: when the blade 5 is replaced, the water pump stops working, the poking plate 12 is poked, the limiting block 11 and the guide rod 9 move into the slot 7, the limiting block 11 moves to compress the first spring 10, when the limiting block 11 moves into the slot 7, the blade 5 is manually pulled up to separate the clamping block 4 from the clamping slot 6, the blade 5 is further separated from the slot 3, the blade 5 is taken down, the limiting block 11 and the guide rod 9 are reset under the action of the first spring 10, the new blade 5 is clamped into the slot 3, the clamping block 4 and the clamping slot 6 are required to be mutually aligned for matching and clamping, the limiting block 11 is extruded in the downward movement process of the blade 5 to enable the limiting block 11 and the guide rod 9 to move into the slot 7, the first spring 10 is compressed, when the blade 5 moves to the bottom of the slot 3, the limiting block 11 is enabled to limit and lock the blade 5 under the action of the first spring 10, at this time, the blade 5 is clamped into the notch 3, the scheme moves towards the slot 7 by stirring the poking plate 12, the limiting block 11 and the guide rod 9, the limiting block 11 moves to compress the first spring 10, the clamping block 4 is separated from the clamping groove 6, and then the blade 5 is separated from the notch 3, at this time, the blade 5 is taken down, the clamping block 4 and the clamping groove 6 are required to be mutually aligned to be matched and clamped by clamping the new blade 5 into the notch 3, the limiting block 11 is extruded in the downward movement process of the blade 5 to enable the limiting block 11 and the guide rod 9 to move towards the slot 7, at this time, the first spring 10 is compressed, when the blade 5 moves to the bottom of the notch 3, the limiting block 11 is under the action of the first spring 10, the limiting block 11 is enabled to limit and lock the blade 5, the replacement of the blade 5 is realized, the clamping block 4 and the clamping groove 6 are matched and clamped, the problem of swinging generated when the blade 5 rotates at high speed is solved, the vanes 5 are prevented from being separated from the notch 3, so that the water pump impeller is protected, and the maintenance cost is further reduced.

The utility model provides a water pump impeller convenient to change impeller blade as shown in fig. 1-6, cardboard groove 13 has been seted up to the inboard of shell 1, the inside in cardboard groove 13 corresponds swing joint has two cardboard 14, the surface of two cardboard 14 has all been seted up the groove, be provided with second spring 15 between cardboard 14 and the cardboard groove 13, second spring 15 is used for the reset of cardboard 14, movable mounting has filter screen 16 in the groove, filter screen 16 is arranged in the impurity in the filter medium, the wearing and tearing of impurity to blade 5 have been reduced, further protected blade 5, the change number of times of blade 5 has been reduced, and then cost of maintenance has been reduced.

One end of the second spring 15 is fixedly connected with the inner wall of the clamping plate groove 13, the other end of the second spring 15 is fixedly connected with the clamping plate 14, four mounting frames 17 are arranged on the surface of the shell 1, and the mounting frames 17 are connected with the water pump through bolts.

The implementation mode specifically comprises the following steps: when the filter screen 16 is used, when the filter screen 16 is replaced, the two clamping plates 14 are manually pushed to move into the clamping plate groove 13 to compress the second spring 15, at the moment, the edge of the filter screen 16 is separated from the groove on the surface of the clamping plate 14, at the moment, the filter screen 16 is taken down, when a new filter screen 16 is installed, the edge of the filter screen 16 is clamped into the groove of one clamping plate 14, the clamping plate 14 is pushed to move into the clamping plate groove 13 to compress the second spring 15, the other edge of the filter screen 16 is clamped into the groove of the other clamping plate 14, the two clamping plates 14 are reset under the action of the second spring 15, the filter screen 16 is fixed, the replacement of the filter screen 16 is realized through the technical scheme, the filter screen 16 is used for filtering impurities in a filter medium, the abrasion of the impurities is reduced, the blades 5 are further protected, the replacement times of the blades 5 are reduced, and the maintenance cost is further reduced.

The working principle of the utility model is as follows: when changing blade 5, stir and dial board 12, stopper 11 and guide bar 9 move to fluting 7 in, and stopper 11 motion compression first spring 10, in the fluting 7 is moved to stopper 11, manual pull up blade 5, make fixture block 4 break away from with draw-in groove 6, and then realize blade 5 break away from with notch 3, at this moment blade 5 is taken off, stopper 11 and guide bar 9 reset under the effect of first spring 10, advance notch 3 with new blade 5 card, need fixture block 4 and draw-in groove 6 mutual alignment carry out the cooperation joint, the in-process extrusion stopper 11 of blade 5 downward movement makes stopper 11 and guide bar 9 move to fluting 7 in, at this moment first spring 10 is compressed, when blade 5 moves to notch 3 bottom, stopper 11 is under first spring 10 effect, make stopper 11 carry out spacing lock to blade 5 and die, at this moment blade 5 card advances notch 3 in, when changing 16, two cardboard 14 make cardboard 14 to cardboard 13 motion compression second spring 15, the limit portion breaks away from notch 3 with new blade 16, the cardboard 16 side portion that is taken off 16 surface 16 is taken off, the cardboard 14 that is taken off by the second filter screen 14 of the filter screen 16, the filter medium is fixed to the filter 16 in the other side that the filter screen 16 is advanced to the filter screen, the filter 16 is taken off, the cardboard portion that the filter screen 16 is taken off in the filter screen 16 is fixed to the other side, 16 of the filter screen is taken down, the filter 16 is taken down in the filter 16, the filter 16 is moved to the filter 13, the filter medium is taken down in the filter 13 to the filter screen is replaced by the cardboard portion that is taken down, the filter 16 is taken down to the filter 16 is 16 to the filter 13, the filter 16 is replaced.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a water pump impeller convenient to change impeller piece, includes shell (1), its characterized in that: the inside of shell (1) is equipped with pivot (2), a plurality of notch (3) have been seted up on the surface of pivot (2), the inner wall of notch (3) is provided with fixture block (4), the inside of notch (3) is provided with blade (5), draw-in groove (6) with fixture block (4) assorted are seted up to the one end of blade (5), fluting (7) have been seted up to one side of pivot (2) surface notch (3), the inside fixedly connected with fixed plate (8) of fluting (7), the inside sliding connection of fixed plate (8) has guide bar (9), the one end fixedly connected with stopper (11) of guide bar (9), first spring (10) have been cup jointed on the surface of guide bar (9) between fixed plate (8) and stopper (11).

2. A water pump impeller for facilitating replacement of impeller blades as recited in claim 1, wherein: one end of the first spring (10) is fixedly connected with the fixed plate (8), and the other end of the first spring (10) is fixedly connected with the limiting block (11).

3. A water pump impeller for facilitating replacement of impeller blades as recited in claim 1, wherein: the limiting block (11) extends to the inside of the notch (3), and a poking plate (12) is fixedly connected to the surface of the limiting block (11).

4. A water pump impeller for facilitating replacement of impeller blades as recited in claim 1, wherein: the blade (5) is movably connected with the notch (3) through the clamping block (4) and the clamping groove (6).

5. A water pump impeller for facilitating replacement of impeller blades as recited in claim 1, wherein: cardboard groove (13) have been seted up to the inboard of shell (1), the inside in cardboard groove (13) corresponds swing joint has two cardboard (14), two the surface of cardboard (14) is all seted up the groove, be provided with second spring (15) between cardboard (14) and cardboard groove (13), inslot movable mounting has filter screen (16).

6. A water pump impeller for facilitating replacement of impeller blades as recited in claim 5, wherein: one end of the second spring (15) is fixedly connected with the inner wall of the clamping plate groove (13), the other end of the second spring (15) is fixedly connected with the clamping plate (14), and four mounting frames (17) are arranged on the surface of the shell (1).