CN217558567U

CN217558567U - Improved water supply pump

Info

Publication number: CN217558567U
Application number: CN202123266357.9U
Authority: CN
Inventors: 刁凤辉; 赵军
Original assignee: Jilin Sichang Pharmaceuticals Co Ltd
Current assignee: Jilin Sichang Pharmaceuticals Co Ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-10-11
Anticipated expiration: 2031-12-23

Abstract

The utility model belongs to the technical field of water pumps, in particular to an improved water supply pump, which comprises a driving motor, a pump shell and an impeller; the impeller is positioned in the pump shell, connecting water gaps are formed in the two sides of the pump shell, and the output end of the driving motor is connected with the impeller through a rotating shaft and drives the impeller to rotate in the pump shell; the sealing device is characterized in that a sealing seat is sleeved on one section of outer wall of the rotating shaft inside the pump shell, a sealing bearing is embedded inside the sealing seat, the sealing bearing is rotatably sleeved on the outer wall of the rotating shaft, a sealing ring is arranged on the sealing seat, and a mounting groove matched with the sealing seat and the sealing ring is formed in the upper side of the inside of the pump shell. Through the matching effect of the mounting groove and the sealing seat, the normal rotation of the rotating shaft is not influenced, meanwhile, a good sealing effect is achieved on the joint, and the adopted bearing is a sealing bearing, so that a further leakage-proof effect is achieved on the joint; the service life of the water pump is ensured, and the high-efficiency work is kept.

Description

Improved water supply pump

Technical Field

The utility model relates to a water pump technical field specifically is an improved generation working shaft.

Background

Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal.

The existing water pump is easy to leak due to long-time abrasion at the joint of a rotating shaft and a pump shell, so that the pressure is insufficient, and the use is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation working shaft to the current water pump that proposes in solving above-mentioned background art is in the junction of pivot and pump case, because the reason of long-time wearing and tearing, the condition of leaking appears easily, leads to pressure not enough, influences the problem of using.

In order to achieve the above object, the utility model provides a following technical scheme: an improved water supply pump comprises a driving motor, a pump shell and an impeller;

the impeller is positioned in the pump shell, connecting water gaps are formed in the two sides of the pump shell, and the output end of the driving motor is connected with the impeller through a rotating shaft and drives the impeller to rotate in the pump shell;

the sealing device is characterized in that a sealing seat is sleeved on one section of outer wall of the rotating shaft inside the pump shell, a sealing bearing is embedded inside the sealing seat, the sealing bearing is rotatably sleeved on the outer wall of the rotating shaft, a sealing ring is arranged on the sealing seat, and a mounting groove matched with the sealing seat and the sealing ring is formed in the upper side of the inside of the pump shell.

Preferably, one end of the rotating shaft, which is positioned inside the pump shell, is provided with a spline connection position, and the impeller is sleeved at the spline connection position and is fixed through a screw.

Preferably, the pump case includes the lower pump casing, connect the mouth of a river setting in the both sides of lower pump casing, the upper portion of lower pump casing is the opening form, the upper portion opening part sealing connection of lower pump casing has the pump cover.

Preferably, the seal receptacle includes cavity circle seat and last sealing washer, the inner wall of going up the sealing washer is connected with sealed bearing's outer lane, the sealing washer includes side sealing washer and last sealing washer, side sealing washer and last sealing washer imbed respectively at the outer wall and the upper surface of last sealing washer, set up in the mounting groove with the corresponding and seal groove of looks adaptation of side sealing washer and last sealing washer position.

Preferably, the outer wall of the hollow ring seat is provided with connecting threads, and internal threads matched with the connecting threads are arranged in the mounting groove.

Preferably, a stabilizing bracket is connected between the driving motor and the pump shell through a screw.

Preferably, the output end of the driving motor is detachably connected with the rotating shaft through a flange and a bolt assembly, and an adjusting gasket is arranged between the output end of the driving motor and the flange of the rotating shaft.

Preferably, the inner part of the lower pump shell is circular, and the axis of the connecting water gap is tangent to the inner wall of the lower pump shell.

Preferably, the hollow ring seat is in a shape of a hollow circular truncated cone with a small upper part and a large lower part, and the inside of the mounting groove is attached to the outer wall of the hollow ring seat.

Preferably, the inner wall of the pump shell is uniformly coated with a galvanized anti-corrosion coating.

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

1) Through the matching effect of the mounting groove and the sealing seat, the normal rotation of the rotating shaft is not influenced, meanwhile, a good sealing effect is achieved on the joint, and the adopted bearing is a sealing bearing, so that a further leakage-proof effect is achieved on the joint;

2) The service life of the water pump is ensured, and the high-efficiency work is kept.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural view of the driving motor of the present invention;

FIG. 3 is a schematic view of the split structure of the pump cover, the lower pump casing, the rotating shaft and the sealing seat of the present invention;

fig. 4 is a schematic structural view of the sealing seat of the present invention;

fig. 5 is the utility model discloses the cross-sectional structure schematic diagram of pump cover.

In the figure: the device comprises a driving motor 1, a stabilizing support 2, a pump cover 3, a lower pump shell 4, a connecting water gap 5, a rotating shaft 6, a sealing seat 7, a hollow ring seat 71, a connecting thread 72, an upper supporting ring 73, a side sealing ring 74, an upper sealing ring 75, an installation groove 8 and an impeller 9.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-5, the present invention provides a technical solution: an improved water supply pump comprises a driving motor 1, a pump shell and an impeller 9;

the impeller 9 is positioned in the pump shell, the two sides of the pump shell are both provided with connecting water gaps 5, and the output end of the driving motor 1 is connected with the impeller 9 through a rotating shaft 6 and drives the impeller 9 to rotate in the pump shell;

the rotating shaft 6 is located on one section of the outer wall inside the pump shell and is sleeved with a sealing seat 7, a sealing bearing is embedded into the sealing seat 7, the sealing bearing is rotatably sleeved on the outer wall of the rotating shaft 6, a sealing ring is arranged on the sealing seat 7, and a mounting groove 8 matched with the sealing seat 7 and the sealing ring is formed in the upper side inside the pump shell.

Preferably, one end of the rotating shaft 6, which is located inside the pump shell, is provided with a spline connection position, and the impeller 9 is sleeved at the spline connection position and fixed by a screw. Through the matching effect of the spline connection position and the impeller 9, the looseness and the relative rotation are not easy to occur.

Preferably, the pump case includes lower pump housing 4, connect mouth of a river 5 and set up the both sides at lower pump housing 4, the upper portion of lower pump housing 4 is the opening form, the upper portion opening sealing connection of lower pump housing 4 has pump cover 3. Through the components of the lower pump shell 4 and the pump cover 3, the inner parts are convenient to install and overhaul.

Preferably, seal receptacle 7 includes hollow circle seat 71 and last sealing washer 73, the inner wall of going up sealing washer 73 is connected with seal bearing's outer lane, the sealing washer includes side sealing washer 74 and last sealing washer 75, side sealing washer 74 and last sealing washer 75 imbed respectively at the outer wall and the upper surface of last sealing washer 73, set up the seal groove that corresponds and the looks adaptation with side sealing washer 74 and last sealing washer 75 position in the mounting groove 8.

Preferably, the outer wall of the hollow ring seat 71 is provided with a connecting thread 72, and the inside of the mounting groove 8 is provided with an internal thread matched with the connecting thread 72. Through the internal thread fit of connecting thread 72 and mounting groove 8, further connect, it is comparatively stable.

Preferably, a stabilizing bracket 2 is connected between the driving motor 1 and the pump shell through a screw. Through the setting of stabilizing support 2, relative rotation can not be between driving motor 1, the pump case, connects as an organic whole.

Preferably, the output end of the driving motor 1 is detachably connected with the rotating shaft 6 through a flange and a bolt assembly, and an adjusting gasket is arranged between the output end of the driving motor 1 and the flange of the rotating shaft 6. The rotating shaft 6 is worn along with the use, and the output end of the driving motor 1 is conveniently and stably connected with the rotating shaft 6 by replacing adjusting gaskets with different thicknesses.

Preferably, the interior of the lower pump housing 4 is circular, and the axis of the connecting nozzle 5 is tangential to the inner wall of the lower pump housing 4. The water flowing out flows out in the tangential direction, and the impact force on the inner wall of the lower pump housing 4 is reduced.

Preferably, the hollow ring seat 71 is in a shape of a hollow circular truncated cone with a small top and a large bottom, and the inside of the mounting groove 8 is attached to the outer wall of the hollow ring seat 71.

The working principle is as follows: the driving motor 1 drives the impeller 9 to rotate through the rotating shaft 6, and the impeller 9 drives water in the lower pump housing 4 to flow so as to convey the water to a designated position (in the prior art, the details are not described here).

The sealing seat 7 is attached in the mounting groove 8, and the side sealing ring 74 and the upper sealing ring 75 are supported on the inner wall of the mounting groove 8, so that the hole between the rotating shaft 6 and the pump cover 3 is sealed.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, it will be obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An improved generation working shaft, includes driving motor (1), pump case and impeller (9), its characterized in that:

the impeller (9) is positioned in the pump shell, the two sides of the pump shell are respectively provided with a connecting water gap (5), the output end of the driving motor (1) is connected with the impeller (9) through a rotating shaft (6) and drives the impeller (9) to rotate in the pump shell;

the rotating shaft (6) is located on one section of the outer wall inside the pump shell and is sleeved with a sealing seat (7), a sealing bearing is embedded into the sealing seat (7) and is rotatably sleeved on the outer wall of the rotating shaft (6), a sealing ring is arranged on the sealing seat (7), and a mounting groove (8) matched with the sealing seat (7) and the sealing ring is formed in the upper side inside the pump shell.

2. An improved water supply pump according to claim 1, wherein: the one end that pivot (6) are located the pump case inside is provided with the spline connection position, impeller (9) cup joint in spline connection position department to pass through the fix with screw.

3. An improved water supply pump according to claim 1, wherein: the pump case includes pump case (4) down, connect mouth of a river (5) and set up the both sides in pump case (4) down, the upper portion of pump case (4) is the opening form down, the upper portion opening part sealing connection of pump case (4) has pump cover (3) down.

4. An improved water supply pump according to claim 1, wherein: seal receptacle (7) are including cavity circle seat (71) and last sealing washer (73), the inner wall of going up sealing washer (73) is connected with sealed bearing's outer lane, the sealing washer includes side sealing washer (74) and last sealing washer (75), side sealing washer (74) and last sealing washer (75) imbed respectively at the outer wall and the upper surface of last sealing washer (73), set up in mounting groove (8) and correspond the seal groove of just looks adaptation with side sealing washer (74) and last sealing washer (75) position.

5. An improved water supply pump as set forth in claim 4, wherein: connecting threads (72) are formed in the outer wall of the hollow ring seat (71), and internal threads matched with the connecting threads (72) are formed in the mounting groove (8).

6. An improved water supply pump according to claim 1, wherein: and a stabilizing support (2) is connected between the driving motor (1) and the pump shell through a screw.

7. An improved water supply pump as set forth in claim 1, wherein: the output end of the driving motor (1) is detachably connected with the rotating shaft (6) through a flange and a bolt assembly, and an adjusting gasket is arranged between the output end of the driving motor (1) and the flange of the rotating shaft (6).

8. An improved water supply pump according to claim 3, wherein: the inside of the lower pump shell (4) is circular, and the axis of the connecting water gap (5) is tangent to the inner wall of the lower pump shell (4).

9. An improved water supply pump as set forth in claim 4, wherein: the hollow ring seat (71) is in a hollow round table shape with a small upper part and a large lower part, and the inner part of the mounting groove (8) is attached to the outer wall of the hollow ring seat (71).

10. An improved water supply pump according to claim 1, wherein: the inner wall of the pump shell is uniformly coated with a galvanized anti-corrosion coating.