CN209781308U

CN209781308U - vertical magnetic pump with damping device

Info

Publication number: CN209781308U
Application number: CN201920268281.7U
Authority: CN
Inventors: 廖永祥; 李承朋
Original assignee: SHANGHAI HAIDEO FLUID EQUIPMENT MANUFACTURE CO Ltd
Current assignee: SHANGHAI HAIDEO FLUID EQUIPMENT MANUFACTURE CO Ltd
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2019-12-13
Anticipated expiration: 2029-03-04

Abstract

The utility model provides a take damping device's vertical magnetic drive pump, which comprises a pump body, the motor is connected to the upper end of the pump body, the pump body is connected with the motor through the pivot, the lower extreme of the pump body passes the balance disk and fixes on the base through the balance disk, the upper end of the pump body is fixed on the balance disk through the ring flange, be equipped with damping device between base and the balance disk, damping device is including the metal sheet that sets up from top to bottom, be equipped with between the upper and lower metal sheet and be used for absorbing damping spring, damping spring's upper end and last metal sheet are connected, damping spring's lower extreme and lower metal sheet are connected, it is fixed with the balance plate to. The utility model discloses a set up damping device between balance disk and base to make the magnetic drive pump when the function, the vibrations power when the weight of magnetic drive pump rotor and magnetic drive pump operation is through setting up the damping device dispersion digestion in four positions of balance disk, thereby guarantees steady reliable operation, extension pump life.

Description

vertical magnetic pump with damping device

Technical Field

The utility model relates to a vertical magnetic drive pump, especially a take damping device's vertical magnetic drive pump.

Background

Magnetic pumps are widely used for transporting flammable, explosive, toxic, harmful or valuable media. The magnetic pump seals the pump shaft, isolates the medium, and has good sealing performance, no leakage and good use safety.

The vertical pump is characterized in that the upper end of a pump body is provided with a connecting motor, and a motor shaft drives a pump shaft through a coupling. In the prior art, the vertical magnetic pump, especially the multistage vertical magnetic pump, has the disadvantages that the weight of the rotor is large, the fluid pressure is not built up in the initial stage of the pump starting, and the weight of the rotor of the magnetic pump is completely carried by the balance disc, so that the large starting resistance is generated, and the starting of the pump is difficult. Even if the start-up is successful, wear of the wear ring of the balance disc will result. Especially in the frequent starting situation, the wear of the wear ring of the balance disc is more serious.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a with the weight of magnetic drive pump rotor and the vibratory force dispersion digestion of magnetic drive pump when operation to guarantee steady reliable operation, prolong magnetic drive pump life's vertical magnetic drive pump damping device.

In order to achieve the technical purpose, the technical scheme of the utility model provides a take damping device's vertical magnetic drive pump is provided, the pump body comprises a pump body, the motor is connected to the upper end of the pump body, the pump body is connected with the motor through the pivot, the lower extreme of the pump body passes the balance plate and fixes on the base through the balance plate, the upper end of the pump body is passed through the ring flange and is fixed on the balance plate, be equipped with at least three damping device, arbitrary one between base and the balance plate damping device all includes two metal sheets that set up from top to bottom separately, two metal sheets that set up from top to bottom between be equipped with and be used for absorbing first damping spring, first damping spring's upper end and last metal sheet are connected, first damping spring's lower extreme and lower metal sheet are connected, it is fixed with the balance plate to go up the metal sheet, metal sheet and base are.

Preferably, the number of the shock absorption devices is four, the shock absorption devices are respectively arranged on four corners of the balance disc and are fixed on the base.

Preferably, a shock absorber fixed on the base is arranged between the lower end of the pump body and the base.

Preferably, the bumper shock absorber includes push rod and push rod cover, the both sides of push rod are equipped with the barb, the both sides of push rod cover are equipped with the slot hole with barb assorted, the push rod cover is established in the push rod cover, be equipped with second damping spring between the bottom of push rod and the interior bottom of push rod cover, the barb of push rod both sides exposes from the slot hole of push rod cover both sides.

Preferably, at least one through hole is formed in the balance disc.

Preferably, the through hole is a wavy line-shaped through hole.

The utility model discloses a set up damping device between balance disc and base to make the magnetic drive pump when the function, the vibrations power when the weight of magnetic drive pump rotor and magnetic drive pump operation is through setting up the damping device dispersion digestion in four positions of balance disc, thereby guarantees steady reliable operation, extension magnetic drive pump life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a front view of a vertical magnetic pump with a damping device according to the present invention;

Fig. 2 is a top view of a vertical magnetic pump with a damping device provided in the present invention;

FIG. 3 is a front view of the shock absorbing device of FIG. 1;

FIG. 4 is a perspective view of the shock absorbing device of FIG. 1;

FIG. 5 is a top view of the shock absorbing device of FIG. 1;

FIG. 6 is a cross-sectional view of the shock absorber of FIG. 1;

The numbers in the figure are as follows:

1. A motor; 2. a pump body; 3. a damping device; 301 a metal plate; 302. a first damping spring; 4. a base; 5. a balance disc; 6. a shock absorber; 601. a push rod; 602. a push rod sleeve; 603. a second damping spring; 7. and a through hole.

Detailed Description

in order to make the objects, technical solutions and advantages of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1 to 5, the vertical magnetic pump with a damping device provided by the present invention comprises a pump body 2, wherein the upper end of the pump body 2 is connected to a motor 1, the pump body 2 is connected to the motor 1 through a rotating shaft, and the motor 1 drives the pump body 2 to operate; the lower end of the pump body 2 penetrates through the balance disc 5, the damping devices 3 are arranged below four corners of the balance disc 5, the pump body 2 on the balance disc 5 is fixed on the four bases 4 through the damping devices 3, and the lower end of the pump body 2 penetrating through the balance disc 5 is located between the four bases 4.

The damping device 3 comprises metal plates 301 arranged up and down and a damping spring 302 arranged between the upper metal plate and the lower metal plate 301, the upper end of the damping spring 302 is connected with the upper metal plate 301, the lower end of the damping spring 302 is connected with the lower metal plate 301, the upper metal plate 301 is fixed with the balance disc 5 through bolts, the lower metal plate 301 is fixed with the base 4 through bolts, and the vibration force generated when the pump body 2 operates is weakened and dispersed through the damping spring 302 between the upper metal plate and the lower metal plate 301.

Further, the utility model discloses can set up damping device 3's quantity according to the quantity of base, and damping device 3's structure also can improve according to actual conditions.

Further, be equipped with between the lower extreme of the pump body 2 and the base 4 and fix the bumper shock absorber 6 on the base 4, bumper shock absorber 6 includes push rod 601 and push rod cover 602, the both sides of push rod 601 are equipped with the barb, the both sides of push rod cover 602 are equipped with the slot hole with barb assorted, the casing of the pump body 2 is pressed close to the one end of push rod 601, and another pot head is established in push rod cover 602, be equipped with damping spring 302 in the bottom of push rod 601 and the push rod cover 602 between the bottom, the barb of push rod 601 both sides exposes from the slot hole of push rod cover 602 both sides, when the vibrations take place for the pump body 2, the casing of the pump body 2 is through bulldozing push rod 601, and the barb of push rod 601 both sides slides in the slot hole of push rod cover 602 both sides, makes.

further, at least one through hole 7 is formed in the balance disc 5, the through hole 7 is wavy, and the wavy line-shaped through hole can prolong a vibration transmission path, so that vibration transmitted to the damping device 3 can be reduced.

the utility model discloses a set up damping device between balance disk and base to make the magnetic drive pump when the function, the vibrations power when the weight of magnetic drive pump rotor and magnetic drive pump operation is through setting up the damping device dispersion digestion in four positions of balance disk, thereby guarantees steady reliable operation, extension pump life.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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 technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A vertical magnetic pump with damping devices comprises a pump body (2), a motor (1) and a base (4), wherein the motor (1) is connected to the upper end of the pump body (2), a rotating shaft of the pump body (2) is coaxially connected with the rotating shaft of the motor (1), a balance disc (5) is fixed to the upper end of the pump body (2), the lower end of the pump body (2) penetrates through the balance disc (5) and is fixed to the base (4) through the balance disc (5), the upper end of the pump body (2) is fixed to the balance disc (5) through a flange plate, the vertical magnetic pump is characterized in that at least three damping devices (3) are arranged between the base (4) and the balance disc (5), any one damping device (3) comprises two metal plates (301) which are arranged up and down, a first damping spring (302) for damping is arranged between the two metal plates (301) which are arranged up and down, the upper end of the first damping spring (302) is connected with the upper metal plate (301), the lower end of the first damping spring (302) is connected with the lower metal plate (301), the upper metal plate (301) is fixed with the balance disc (5), and the lower metal plate (301) is fixed with the base (4).

2. Vertical magnetic drive pump with damping device according to claim 1, characterized in that at least four damping devices (3) are arranged between the base (4) and the balance disk (5), and the damping devices (3) are respectively arranged on four corners of the balance disk (5) and fixed on the base (4).

3. The vertical magnetic pump with the damping device according to claim 2, characterized in that a damper (6) fixed on the base (4) is arranged between the lower end of the pump body (2) and the base (4).

4. The vertical magnetic pump with the shock absorption device according to claim 3, wherein the shock absorber (6) comprises a push rod (601) and a push rod sleeve (602), barbs are arranged on two sides of the push rod (601), long holes matched with the barbs are formed in two sides of the push rod sleeve (602), the push rod (601) is sleeved in the push rod sleeve (602), a second shock absorption spring (603) is arranged between the bottom of the push rod (601) and the bottom of the push rod sleeve (602), and the barbs on two sides of the push rod (601) are exposed out of the long holes on two sides of the push rod sleeve (602).

5. Vertical magnetic pump with damping device according to any of claims 1 to 4, characterized in that the balancing disk (5) is provided with at least one through hole (7).

6. The vertical magnetic pump with the shock absorption device according to claim 5, wherein the through hole (7) is a wavy line-shaped through hole.