CN218509781U

CN218509781U - Double-sided impeller of sewage pump

Info

Publication number: CN218509781U
Application number: CN202222464912.7U
Authority: CN
Inventors: 张海龙
Original assignee: Hongsi Mechanical Shanghai Co ltd
Current assignee: Hongsi Mechanical Shanghai Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-21
Anticipated expiration: 2032-09-16

Abstract

The utility model provides a two-sided impeller of sewage pump, blade welded connection is in wheel body outer wall, the mounting groove is seted up in wheel body outer wall one side, blade outer wall joint has the sheath, the sheath inner wall closely laminates with the blade outer wall, the sheath is cuboid and inside cavity, locate the blade outer wall with the sheath cover before wheel body installation, keep apart the granule in the sewage through the sheath in the blade course of the work, realize increasing the blade life-span, simultaneously the cushion reduces and the organism between the clearance at the rotatory in-process of wheel body, be used for increasing transport efficiency, after having solved when the long-time work of conventional two-sided impeller, the wearing and tearing of large tracts of land can influence the suction efficiency of the pump body, prolong operating time's problem greatly.

Description

Double-sided impeller of sewage pump

Technical Field

The utility model relates to a sewage equipment technical field, concretely relates to two-sided impeller of sewage pump.

Background

The sewage pump is one of centrifugal impurity pumps, and is used for conveying urban sewage, excrement or liquid containing fiber and paper scrap.

In the working process of the sewage pump, a large amount of dirt and particles contained in the liquid medium can cause abrasion to the double-sided impeller.

After the conventional double-sided impeller works for a long time, the pumping efficiency of the pump body is influenced by large-area abrasion, and the working time is greatly prolonged.

Therefore, the double-sided impeller of the sewage pump is designed and produced so as to solve the problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: after the conventional double-sided impeller works for a long time, the pumping efficiency of the pump body is influenced by large-area abrasion, and the working time is greatly prolonged.

The utility model provides a technical scheme that technical problem adopted is: a sewage pump double-sided impeller, comprising: wheel body, blade and mounting groove, blade welded connection is in wheel body outer wall, the mounting groove is seted up in wheel body outer wall one side, realizes quick installation, blade outer wall joint has the sheath, the sheath inner wall closely laminates with the blade outer wall, the sheath is cuboid and inside cavity for provide can replace and wear-resisting function.

As a preferred technical scheme of the utility model, the catching groove has all been seted up to blade outer wall both sides, sheath inner wall welded connection has the card limit, the mutual joint of card limit outer wall and catching groove inner wall realizes stably and quick fixed.

As a preferred technical scheme of the utility model, mounting groove inner wall sliding connection has the apical axis, apical axis outer wall joint has the sealing washer, be equipped with the spring between apical axis and the wheel body, realize supplementary fixed function through the apical axis.

As a preferred technical scheme of the utility model, mounting groove inner wall welded connection has the shell fragment, the shell fragment is annular evenly distributed in mounting groove inner wall, increases installation stability.

As a preferred technical scheme of the utility model, the equal screw connection in sheath outer wall both sides has the cushion, two the cushion outer wall all is equipped with the drain strip for reduce the interval and increase conveying efficiency.

As a preferred technical scheme of the utility model, the liquid guide groove has been seted up to the wheel body outer wall, the liquid guide groove is the annular and distributes in wheel body outer wall one side for reduce weight reduction energy consumption.

The utility model has the advantages of it is following: the blade outer wall is located with the sheath cover to the wheel body before installation, keeps apart the granule in the sewage through the sheath in the blade working process, realizes increasing the blade life-span, and the cushion reduces and the organism clearance at the rotatory in-process of wheel body simultaneously for increase transport efficiency, solved when the long-time back of working of conventional two-sided impeller, the wearing and tearing of large tracts of land can influence the suction efficiency of the pump body, prolong operating time's problem greatly.

Drawings

Fig. 1 is a schematic top sectional view of the main body of the present invention;

fig. 2 is a perspective structure diagram of the sheath of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

Description of the reference numerals: 1. a wheel body; 2. a blade; 3. mounting grooves; 4. buckling grooves; 5. a sheath; 6. edge clamping; 7. a rubber pad; 8. a top shaft; 9. a seal ring; 10. a spring; 11. a spring plate; 12. a liquid guide groove.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

Example one

Please refer to fig. 1, fig. 2 and fig. 3, this embodiment provides a double-sided impeller for a sewage pump, which includes a wheel body 1, a vane 2 and a mounting groove 3, the vane 2 is welded to the outer wall of the wheel body 1, the mounting groove 3 is disposed on one side of the outer wall of the wheel body 1, so as to achieve quick mounting, a sheath 5 is clamped to the outer wall of the vane 2, the inner wall of the sheath 5 is tightly attached to the outer wall of the vane 2, the sheath 5 is cuboid and hollow, so as to prolong the service life of the wheel body 1, the outer wall of the clamping edge 6 is clamped to the inner wall of the buckling groove 4, so as to achieve quick mounting and dismounting, the clamping edge 6 is welded to the inner wall of the sheath 5, the buckling groove 4 is disposed on two sides of the outer wall of the vane 2, a liquid guiding groove 12 is annularly disposed on one side of the outer wall of the wheel body 1, a liquid guiding strip is disposed on the outer walls of two rubber pads 7, the rubber pads 7 are screwed to the two sides of the outer wall of the sheath 5, so as to reduce the gap and increase the conveying efficiency, the sheath 5 is sleeved on the outer wall of the vane 2 before the mounting, the vane 2, particles in the working process of the vane 2 are isolated by the sheath 5, so as to increase the life of the vane 2, and increase the efficiency of the suction efficiency of the vane in the rotating process of the body 1, and the pump body, and to greatly reduce the abrasion of the double-sided suction efficiency of the pump body, and to reduce the long-time of the pump body, and to reduce the long-time.

Example two

Referring to fig. 1 and fig. 3, a further improvement is made on the basis of embodiment 1:

shell fragment 11 is annular evenly distributed in 3 inner walls of mounting groove, and 11 welded connection of shell fragment is in 3 inner walls of mounting groove for realize the stable installation of wheel body 1, spring 10 locate between apical axis 8 and wheel body 1, and 9 joints of sealing washer are in 8 outer walls of apical axis, and 8 sliding connection of apical axis are in 3 inner walls of mounting groove, realize supplementary fixed when the installation through apical axis 8.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a two-sided impeller of sewage pump, includes wheel body (1), blade (2) and mounting groove (3), its characterized in that: the blades (2) are welded on the outer wall of the wheel body (1), and the mounting grooves (3) are formed in one side of the outer wall of the wheel body (1);

blade (2) outer wall joint has sheath (5), sheath (5) inner wall and blade (2) outer wall closely laminate, sheath (5) are cuboid and inside cavity.

2. The double-sided impeller of the sewage pump as defined in claim 1, wherein the two sides of the outer wall of the blade (2) are respectively provided with a catching groove (4), the inner wall of the sheath (5) is welded and connected with a clamping edge (6), and the outer wall of the clamping edge (6) is mutually clamped with the inner wall of the catching groove (4).

3. The double-sided impeller of the sewage pump as claimed in claim 1, wherein the inner wall of the mounting groove (3) is slidably connected with a top shaft (8), the outer wall of the top shaft (8) is clamped with a sealing ring (9), and a spring (10) is arranged between the top shaft (8) and the impeller body (1).

4. The double-sided impeller of the sewage pump as claimed in claim 1, wherein the inner wall of the mounting groove (3) is welded with the elastic pieces (11), and the elastic pieces (11) are annularly and uniformly distributed on the inner wall of the mounting groove (3).

5. The double-sided impeller of the sewage pump as claimed in claim 1, wherein rubber pads (7) are screwed on both sides of the outer wall of the sheath (5), and liquid guide strips are arranged on both outer walls of the two rubber pads (7).

6. The double-sided impeller of the sewage pump according to claim 1, wherein the outer wall of the impeller body (1) is provided with a liquid guiding groove (12), and the liquid guiding groove (12) is annularly distributed on one side of the outer wall of the impeller body (1).