CN220505335U

CN220505335U - Ultralow Wen Xuanguo magnetic drive pump

Info

Publication number: CN220505335U
Application number: CN202321462995.4U
Authority: CN
Inventors: 张伟君
Original assignee: Kunshan Aulank Pumps Manufacturing Co ltd
Current assignee: Kunshan Aulank Pumps Manufacturing Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2024-02-20
Anticipated expiration: 2033-06-09

Abstract

The utility model discloses an ultra-low Wen Xuanguo magnetic pump which comprises a motor, wherein a bracket connected with the motor is arranged at the driving end of the motor, a middle bearing connected with the bracket is arranged at the other end of the bracket far away from the motor, a pump cover is arranged at the lower part of the middle bearing, an impeller is arranged at one end of the pump cover close to the motor, a shaft core connected with the impeller is arranged at the middle part of the impeller, an outer magnet and an inner magnet are sequentially arranged at the inner side of the bracket, and the other end of the shaft core far away from the impeller is connected with the inner magnet. The utility model has the beneficial effects that: because the dislocation installation of interior magnet and outer magnet, interior magnet bears the pulling force of outer magnet to the pump end to guaranteed the transition ring on the impeller and contact between the thrust collar all the time, in addition, insert the transition ring on the interior magnet, closely laminate between transition ring and the preceding thrust collar, leave the clearance between impeller and the pump cover, impeller is at pivoted in-process because the spacing of preceding thrust collar can guarantee that the impeller is not contacted with the pump cover, guaranteed the steady operation of magnetic force pump, increased its life.

Description

Ultralow Wen Xuanguo magnetic drive pump

Technical Field

The utility model relates to the technical field of magnetic pumps, in particular to an ultra-low Wen Xuanguo magnetic pump.

Background

In the prior art, in a magnetic pump, a transition ring on an impeller is separated from a thrust ring when the magnetic pump runs for a long time, a gap is not reserved between the impeller and a pump cover, the impeller can be contacted with the pump cover in the rotating process, so that the impeller and the pump cover are damaged, and the whole inside the pump body is damaged.

Disclosure of Invention

The utility model aims to provide an ultra-low Wen Xuanguo magnetic pump for solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an ultralow Wen Xuanguo magnetic drive pump, includes the motor, the motor drive end is equipped with the support of being connected with it, the support is kept away from the other end of motor is equipped with the well of being connected with it holds, well holds the lower part and is equipped with the pump cover, the pump cover is close to the one end of motor is equipped with the impeller, the impeller middle part is equipped with the axle core of being connected with it, the support inboard is equipped with outer magnet and interior magnet in proper order, the axle core is kept away from the other end of impeller with interior magnet is connected.

Further preferably, the impeller is provided with a transition ring connected through a cylindrical pin, so that the transition ring on the impeller is always contacted with the thrust ring.

Further preferably, the pump cover and the middle bearing are provided with thrust rings, the transition rings and the front thrust rings are tightly attached, and a gap is reserved between the impeller and the pump cover.

Further preferably, a first sliding bearing connected with the shaft core is arranged in the middle of the impeller, and the first sliding bearing is fixedly connected with the impeller through a first round nut arranged at one end of the shaft core.

Further preferably, a second sliding bearing is arranged at the other end of the shaft core, which is far away from the first sliding bearing, the second sliding bearing and the inner magnet are fixed on the shaft core through a second round nut, the inner magnet and the outer magnet are installed in a staggered mode, and the inner magnet bears the tensile force of the outer magnet to the pump end, so that the contact between the transition ring on the impeller and the thrust ring is ensured all the time.

Further preferably, a spacer is arranged between the inner magnet and the outer magnet.

Further preferably, a graphite gasket is arranged between the middle bearing and the pump cover.

Further preferably, the two ends of the shaft core are respectively provided with a first key and a second key.

Further preferably, the motor and the lower end of the middle bearing are provided with bases.

Advantageous effects

According to the ultralow Wen Xuanguo magnetic pump provided by the utility model, due to the dislocation installation of the inner magnet and the outer magnet, the inner magnet bears the tensile force of the outer magnet to the pump end, so that the transition ring on the impeller is always contacted with the thrust ring, in addition, the transition ring is embedded on the inner magnet, the transition ring is tightly attached to the front thrust ring, a gap is reserved between the impeller and the pump cover, the impeller can be prevented from contacting the pump cover due to the limit of the front thrust ring in the rotating process of the impeller, the stable operation of the magnetic pump is ensured, and the service life of the magnetic pump is prolonged.

Drawings

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

fig. 2 is an enlarged schematic view at a in fig. 1.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

Examples

As shown in fig. 1, an ultra-low Wen Xuanguo magnetic pump comprises a motor 1, wherein a bracket 2 connected with the motor 1 is arranged at the driving end of the motor 1, a middle bearing 4 connected with the bracket 2 is arranged at the other end of the bracket 2 far away from the motor 1, a pump cover 3 is arranged at the lower part of the middle bearing 4, an impeller 5 is arranged at one end of the pump cover 3 close to the motor 1, a shaft core 9 connected with the impeller 5 is arranged at the middle part of the impeller 5, an outer magnet 7 and an inner magnet 6 are sequentially arranged at the inner side of the bracket 2, and the other end of the shaft core 9 far away from the impeller 5 is connected with the inner magnet 6.

In the embodiment, the impeller 5 is provided with the transition ring 12 connected through the cylindrical pin 14, the transition ring 12 is tightly attached to the front thrust ring, a gap is reserved between the impeller and the pump cover, and the thrust ring 11 is arranged on the pump cover 3 and the middle bearing 4, so that the transition ring on the impeller is always contacted with the thrust ring.

The middle part of impeller 5 is equipped with the first slide bearing 10 that is connected with axle core 9, and first slide bearing 10 passes through the first round nut 19 fixed connection that axle core 9 one end set up, and outer magnet 7 passes through magnetic force and drives interior magnet 6 rotation, and interior magnet 6 passes through axle core 9 and gives impeller 5 with moment of torsion transmission, and then drives impeller 5 rotation.

The other end of the shaft core 9, which is far away from the first sliding bearing 10, is provided with a second sliding bearing 20, the second sliding bearing 20 and the inner magnet 6 are fixed on the shaft core 9 through a second round nut 18, a spacer sleeve 8 is arranged between the inner magnet 6 and the outer magnet 7, a graphite gasket 13 is arranged between the middle bearing 4 and the pump cover 3, and better sealing is realized through the graphite gasket 13.

The two ends of the shaft core 9 are respectively provided with a first key 15 and a second key 16, the lower ends of the motor 1 and the middle bearing 4 are provided with a base 17, and the arrangement of the base 17 ensures that the motor and the pump body are positioned on the same horizontal line.

The transition ring is installed on the impeller and is connected through the pin, the sliding bearing and the impeller are installed on the shaft core and are fixed on the shaft through the round nut, the thrust ring is respectively installed on the pump cover and the middle bearing and is fixed through the pin, the inner secondary and the sliding bearing are fixed on the pump shaft through the round nut, the outer magnet is fixed on the motor shaft core, when the motor rotates, the outer magnet drives the inner magnet to rotate through the magnetic force, and the inner magnet transmits torque to the impeller through the pump shaft so as to drive the impeller to rotate.

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 summary of the present utility model within the scope of the present utility model.

Claims

1. An ultra-low Wen Xuanguo magnetic pump, which is characterized in that: including motor (1), motor (1) drive end is equipped with support (2) of being connected with it, support (2) are kept away from the other end of motor (1) is equipped with well holds (4) of being connected with it, well holds (4) lower part and is equipped with pump cover (3), pump cover (3) are close to the one end of motor (1) is equipped with impeller (5), impeller (5) middle part is equipped with axle core (9) of being connected with it, support (2) inboard is equipped with outer magnet (7) and interior magnet (6) in proper order, axle core (9) are kept away from the other end of impeller (5) with interior magnet (6) are connected.

2. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: the impeller (5) is provided with a transition ring (12) connected through a cylindrical pin (14).

3. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: the pump cover (3) and the middle bearing (4) are provided with thrust rings (11).

4. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: the middle part of the impeller (5) is provided with a first sliding bearing (10) connected with the shaft core (9), and the first sliding bearing (10) is fixedly connected with a first round nut (19) arranged at one end of the shaft core (9).

5. The ultra-low Wen Xuanguo magnetic pump of claim 4, wherein: the other end of the shaft core (9) far away from the first sliding bearing (10) is provided with a second sliding bearing (20), and the second sliding bearing (20) and the inner magnet (6) are fixed on the shaft core (9) through a second round nut (18).

6. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: a spacer sleeve (8) is arranged between the inner magnet (6) and the outer magnet (7).

7. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: a graphite gasket (13) is arranged between the middle bearing (4) and the pump cover (3).

8. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: the two ends of the shaft core (9) are respectively provided with a first key (15) and a second key (16).

9. The ultra-low Wen Xuanguo magnetic pump of claim 1, wherein: the lower ends of the motor (1) and the middle bearing (4) are provided with a base (17).