CN210218133U

CN210218133U - Vertical multistage stainless steel stamping pump

Info

Publication number: CN210218133U
Application number: CN201920438671.4U
Authority: CN
Inventors: Longxi Shen; 申龙锡
Original assignee: Nanjing Shuangxin Energy Saving And Environmental Protection Equipment Co Ltd
Current assignee: Nanjing Shuangxin Energy Saving And Environmental Protection Equipment Co Ltd
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-03-31
Anticipated expiration: 2029-04-02

Abstract

The utility model provides a vertical multistage stainless steel stamping pump, including drive assembly and pump body subassembly, drive assembly includes motor, pump shaft, impeller, outer sleeve, interior axle and linking ring, the output end transmission of motor is connected in the pump shaft, and the impeller fixed connection in the pump shaft, and lie in the surface of pump shaft, the other end fixed connection of pump shaft in the interior axle, and the interior axle sleeve locates the surface of pump shaft; pump shaft fixed connection is in interior axle to inside and insert the inner shaft, when the pump shaft is rotating, starts to rotate in the drive through the pump shaft rotation, simultaneously, under the effect of linking up the ring, outer sleeve rotates along with the rotation of interior axle, rotates when utilizing interior axle and outer sleeve, and the high-speed rotation of pump shaft that can adapt more has increased the stability when the pump shaft rotates, makes the work ability of ram pump can obtain effectual guarantee.

Description

Vertical multistage stainless steel stamping pump

Technical Field

The utility model belongs to the stamping pump field especially relates to a vertical multistage stainless steel stamping pump.

Background

There are many kinds of water pumps, and compared with a single-stage centrifugal pump and a single-stage ram pump, the single-stage centrifugal pump has the advantages of large flow rate and lower lift. The single-stage ram pump has high lift, simple structure, no leakage, etc. and is also called rotary jet pump, which has high tangent speed and fast speed.

When the stamping pump is working, the pump shaft inside the stamping pump needs high-speed rotation, and a plurality of impellers are arranged on the pump shaft, so that the pump shaft is easy to rotate unstably, and the working performance of the stamping pump is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vertical multistage stainless steel stamping pump aims at solving the pump shaft and easily appears rotating unstable condition, and then influences the problem of the working property of stamping pump.

The utility model is realized in such a way, a vertical multi-stage stainless steel stamping pump comprises a transmission component and a pump body component, wherein the transmission component comprises a motor, a pump shaft, an impeller, an outer sleeve shaft, an inner shaft and a linking ring, the output end of the motor is in transmission connection with the pump shaft, the impeller is fixedly connected with the pump shaft and positioned on the outer surface of the pump shaft, the other end of the pump shaft is fixedly connected with the inner shaft, the inner shaft is sleeved on the outer surface of the pump shaft, the inner shaft is fixedly connected with the outer sleeve shaft through the linking ring, the linking ring is positioned on the outer surface of the inner shaft, the motor is electrically connected with an external power supply,

the pump body assembly comprises a pump shell and a base, one end of the pump shell is fixedly connected with the base, the other end of the pump shell is fixedly connected with the motor, the pump shaft penetrates through the pump shell, and the outer sleeve shaft is fixedly connected with the base and located inside the base.

Preferably, the base is internally provided with a water inlet and a water outlet which are symmetrically distributed along the pump shaft.

Preferably, the connection ring is annular and is sleeved on the outer surface of the inner shaft.

Preferably, the number of the connecting rings is three, and the connecting rings are arranged at equal intervals along the length direction of the pump shaft.

Preferably, the pump body assembly further comprises a pump cover, and the pump cover is fixedly connected to the pump shell and located above the pump shell.

Preferably, the base is provided with a containing hole therein, and the containing hole is located between the water inlet and the water outlet.

Preferably, the accommodating hole and the pump shaft are linearly arranged, and the outer sleeve shaft and the inner shaft are accommodated in the accommodating hole.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up outer sleeve, interior axle and linking ring, at the in-process that uses, pump shaft fixed connection is in interior axle, and inside inserting the inner shaft, when the pump shaft is rotating, the axle begins to rotate in driving through the pump shaft rotation, simultaneously, under the effect of linking ring, outer sleeve rotates along with interior rotation of axle, rotates when utilizing interior axle and outer sleeve, can adapt the high-speed rotation of pump shaft more, stability when having increased the pump shaft and having rotated, make the work ability of ram pump can obtain effectual guarantee.

Drawings

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

fig. 2 is a schematic view of the internal structure of the pump casing of the present invention;

FIG. 3 is a schematic sectional view of the present invention;

in the figure: 1. a transmission assembly; 11. a motor; 12. a pump shaft; 13. an impeller; 14. an outer sleeve shaft; 15. an inner shaft; 16. an adaptor ring; 2. a pump body assembly; 21. a pump housing; 22. a water inlet; 23. a base; 24. a water outlet; 25. and (4) a pump cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides a technical solution: a vertical multi-stage stainless steel stamping pump comprises a transmission assembly 1 and a pump body assembly 2, wherein the transmission assembly 1 comprises a motor 11, a pump shaft 12, an impeller 13, an outer sleeve shaft 14, an inner shaft 15 and a connecting ring 16, the output end of the motor 11 is connected to the pump shaft 12 in a transmission manner, the impeller 13 is fixedly connected to the pump shaft 12 and is positioned on the outer surface of the pump shaft 12, the other end of the pump shaft 12 is fixedly connected to the inner shaft 15, the inner shaft 15 is sleeved on the outer surface of the pump shaft 12, the inner shaft 15 is fixedly connected to the outer sleeve shaft 14 through the connecting ring 16, the connecting ring 16 is positioned on the outer surface of the inner shaft 15, the motor 11 is electrically connected,

the pump body assembly 2 comprises a pump casing 21 and a base 23, one end of the pump casing 21 is fixedly connected to the base 23, the other end of the pump casing is fixedly connected to the motor 11, the pump shaft 12 penetrates through the pump casing 21, and the outer sleeve shaft 14 is fixedly connected to the base 23 and is located inside the base 23.

In this embodiment, a water inlet 22, a water outlet 24 and a receiving hole are formed in the base 23, the water inlet 22 and the water outlet 24 are used for water circulation and transportation, and the receiving hole is used for receiving the outer sleeve shaft 14 and the inner shaft 15, because the pump shaft 12 is fixedly connected to the inner shaft 15, when the pump shaft 12 rotates, the rotation of the pump shaft 12 drives the inner shaft 15 to start rotating, meanwhile, because the inner shaft 15 is fixedly connected to the outer sleeve shaft 14 through the connecting ring 16, and then the outer sleeve shaft 14 rotates along with the rotation of the pump shaft 12, and because the pump shaft 12 continuously rotates at a high speed, and further through the mutual rotation between the outer sleeve shaft 14 and the inner shaft 15, the pump shaft 12 can be more adapted to use, so that the pump shaft can stably rotate, and the wear degree of the inner shaft 15 during rotation can be indirectly reduced, and the service life of the inner shaft 15 is prolonged.

In this embodiment, during the operation, the external power source is smoothly connected, the motor 11 starts to operate, because the output end of the motor 11 is connected to the pump shaft 12 in a transmission manner, the motor 11 drives the pump shaft 12 to start to rotate, the impeller 13 is fixedly connected to the pump shaft 12, the impeller 13 is driven to start to rotate by the rotation of the pump shaft 12, the pump cover 25 is fixedly connected to the pump housing 21, the top of the pump housing 21 is sealed, the base 23 is provided with the water inlet 22 and the water outlet 24, the water inlet 22 and the water outlet 24 are respectively connected to the external water inlet pipeline and the external water outlet pipeline, and the water in the water inlet 22 is conveyed to the water outlet 24 by the rotation of the impeller 13, when the pump shaft 12 rotates, because the other end of the pump shaft 12 is fixedly connected to the inner shaft 15, when the pump shaft 12 rotates, the inner shaft 15 is driven by the, meanwhile, the inner shaft 15 is fixedly connected to the outer sleeve shaft 14 through the connecting ring 16, so that the outer sleeve shaft 14 rotates when the inner shaft 15 rotates along with the pump shaft 12, the outer sleeve shaft 14 can be adapted to the pump shaft 12 to be used more due to continuous high-speed rotation of the pump shaft 12 and mutual rotation between the outer sleeve shaft 14 and the inner shaft 15, the stability of the pump shaft 12 during rotation is improved by means of simultaneous rotation of the inner shaft 15 and the outer sleeve shaft 14, and the workability of the stamping pump can be effectively guaranteed.

Further, a water inlet 22 and a water outlet 24 are formed in the base 23, and are symmetrically distributed along the pump shaft 12.

In this embodiment, a water inlet 22 and a water outlet 24 are opened inside the base 23, the water inlet 22 and the water outlet 24 are respectively connected with an external water inlet pipe and an external water outlet pipe, and water inside the water inlet 22 is conveyed to the water outlet 24 by the rotation of the impeller 13.

Further, the engaging ring 16 is annular and is sleeved on the outer surface of the inner shaft 15.

In the present embodiment, the inner shaft 15 and the outer sleeve shaft 14 have different radii, and the shape of the engagement ring 16 is limited, so that the gap between the inner shaft 15 and the outer sleeve shaft 14 can be smoothly filled, and the inner shaft 15 can be smoothly fixed to the outer sleeve shaft 14.

Further, the engagement rings 16 are three in number and are arranged equidistantly along the length of the pump shaft 12.

In this embodiment, the three engagement rings 16 can increase or decrease the connection strength between the inner shaft 15 and the outer sleeve shaft 14, so as to prevent the outer sleeve shaft 14 from falling off during use, and thus the pump shaft 12 can continuously and stably rotate at high speed.

Further, the pump body assembly 2 further comprises a pump cover 25, and the pump cover 25 is fixedly connected to the pump shell 21 and is located above the pump shell 21.

In the present embodiment, the pump cover 25 is fixedly connected to the pump case 21, and seals the top of the pump case 21, thereby enabling the ram pump to operate smoothly.

Furthermore, a containing hole is formed in the base 23, and the containing hole is positioned between the water inlet 22 and the water outlet 24; the receiving holes are aligned with the pump shaft 12, and the outer sleeve shaft 14 and the inner shaft 15 are received in the receiving holes.

In this embodiment, the accommodation hole is used for accomodating outer cover shaft 14 and interior axle 15, because pump shaft 12 fixed connection is in interior axle 15, when pump shaft 12 is rotating, the rotation of pump shaft 12 drives interior axle 15 and begins to rotate, simultaneously, because interior axle 15 is through linking ring 16 fixed connection in outer cover shaft 14, and then when interior axle 15 followed pump shaft 12 and rotated, outer cover shaft 14 rotated equally, because continuous high-speed rotation of pump shaft 12, and then through the mutual rotation between outer cover shaft 14 and the interior axle 15, the use of pump shaft 12 that can more adapt, make it can be stable rotate.

It should be understood that the foregoing is illustrative of the preferred embodiments of the present invention and that numerous changes and modifications may be made by those skilled in the art without departing from the principles of the invention, which are also to be considered as within the scope of the invention.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a vertical multistage stainless steel stamping pump which characterized in that: the pump comprises a transmission assembly (1) and a pump body assembly (2), wherein the transmission assembly (1) comprises a motor (11), a pump shaft (12), an impeller (13), an outer sleeve shaft (14), an inner shaft (15) and a connecting ring (16), the output end of the motor (11) is in transmission connection with the pump shaft (12), the impeller (13) is fixedly connected with the pump shaft (12) and is positioned on the outer surface of the pump shaft (12), the other end of the pump shaft (12) is fixedly connected with the inner shaft (15), the inner shaft (15) is sleeved on the outer surface of the pump shaft (12), the inner shaft (15) is fixedly connected with the outer sleeve shaft (14) through the connecting ring (16), the connecting ring (16) is positioned on the outer surface of the inner shaft (15), and the motor (11) is electrically connected with an external power supply,

the pump body assembly (2) comprises a pump shell (21) and a base (23), one end of the pump shell (21) is fixedly connected to the base (23), the other end of the pump shell is fixedly connected to the motor (11), the pump shaft (12) penetrates through the pump shell (21), and the outer sleeve shaft (14) is fixedly connected to the base (23) and located inside the base (23).

2. The vertical multistage stainless steel stamping pump of claim 1, wherein: a water inlet (22) and a water outlet (24) are formed in the base (23), and the water inlet and the water outlet are symmetrically distributed along the pump shaft (12).

3. The vertical multistage stainless steel stamping pump of claim 1, wherein: the connecting ring (16) is annular and is sleeved on the outer surface of the inner shaft (15).

4. The vertical multistage stainless steel stamping pump of claim 1, wherein: the number of the connecting rings (16) is three, and the connecting rings are arranged at equal intervals along the length direction of the pump shaft (12).

5. The vertical multistage stainless steel stamping pump of claim 1, wherein: the pump body assembly (2) further comprises a pump cover (25), and the pump cover (25) is fixedly connected to the pump shell (21) and located above the pump shell (21).

6. The vertical multistage stainless steel stamping pump of claim 2, wherein: an accommodating hole is formed in the base (23), and the accommodating hole is located between the water inlet (22) and the water outlet (24).

7. The vertical multistage stainless steel stamping pump of claim 6, wherein: the accommodating hole and the pump shaft (12) are arranged in a straight line, and the outer sleeve shaft (14) and the inner shaft (15) are accommodated in the accommodating hole.