CN210829757U - Magnetic sealing vertical pump - Google Patents

Abstract

The embodiment of the utility model provides a relate to vertical pump technical field, disclose a pump magnetic force seal vertical pump, including motor, main part, impeller and protecgulum, the motor with main part fixed connection, be provided with the pivot on the motor, the one end of pivot is passed the main part with impeller fixed connection, the protecgulum with main part fixed connection, still be provided with magnetic sealing mechanism in the pivot, magnetic sealing mechanism sets up the below of impeller through setting up magnetic sealing mechanism, can be with the intact sealing of vertical pump for liquid in the vertical pump can not spill over, causes the pollution of environment, reduces the maintenance, has prolonged the life-span of vertical pump.

Description

Magnetic sealing vertical pump

Technical Field

The embodiment of the utility model provides a relate to vertical pump technical field, in particular to novel magnetic force sealed vertical pump.

Background

The pump is a machine for conveying liquid or pressurizing liquid, which transfers the mechanical energy of prime mover or other external energy to the liquid to increase the energy of the liquid, mainly used for conveying liquid including water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal, etc. in the prior art, the vertical pump is easy to cause the liquid to overflow from the main body or even the motor panel due to the pressure of the liquid and the flow of the water when working, if the tightness is not good or perfect, thus causing environmental pollution, wasting liquid resource and bringing a lot of maintenance work to the post-sale personnel.

SUMMERY OF THE UTILITY MODEL

Based on above, the utility model provides a novel magnetic force seal's vertical pump can seal the vertical pump, prevents that liquid from overflowing out from vertical pump the inside and causing environmental pollution.

In order to achieve the above purpose, the embodiment of the present invention adopts the following technical solutions:

the utility model provides a novel magnetic force sealed vertical pump, includes motor, main part, impeller and protecgulum, the motor with main part fixed connection, be provided with the pivot on the motor, the one end of pivot is passed the main part with impeller fixed connection, the protecgulum with main part fixed connection, still be provided with magnetic force sealing mechanism in the pivot, magnetic force sealing mechanism sets up the below of impeller.

Further, the magnetic sealing mechanism comprises a positive magnetic seat and a negative magnetic seat, the positive magnetic seat is fixed below the impeller, and the negative magnetic seat can move along the axial direction on the rotating shaft.

Further, the positive magnetic base comprises a first shell, a first magnet and a first wear pad, the first magnet is fixedly arranged in the first shell, and the first wear pad is fixedly arranged below the first shell;

the negative magnetic base comprises a second shell, a second magnet and a second wear-resistant piece, the second magnet is fixedly arranged in the second shell, and the second wear-resistant piece is fixedly arranged above the second shell.

Further, the first shell and the second shell are polypropylene plastic shells.

Furthermore, a stop block is arranged between the positive magnetic seat and the negative magnetic seat.

The utility model discloses beneficial effect does:

an embodiment of the utility model provides a novel magnetic force sealing's vertical pump, including motor, main part, impeller and protecgulum, the motor with main part fixed connection, be provided with the pivot on the motor, the one end of pivot is passed the main part with impeller fixed connection, the protecgulum with main part fixed connection, still be provided with magnetic sealing mechanism in the pivot, magnetic sealing mechanism sets up the below of impeller through setting up magnetic sealing mechanism, can be with the intact sealed of vertical pump for liquid in the vertical pump can not spill over, causes the pollution of environment, reduces the maintenance, has prolonged the life-span of vertical pump.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a novel sealed vertical pump according to an embodiment of the present invention;

fig. 2 is an exploded view of a novel sealed vertical pump in accordance with an embodiment of the present invention;

fig. 3 is an exploded view of another aspect of a novel sealed vertical pump in accordance with an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a novel sealed vertical pump in accordance with an embodiment of the present invention;

fig. 5 is a partial enlarged view of a in fig. 4 according to the embodiment of the present invention.

In the figure:

1. a motor; 11. a rotating shaft; 2. a main body; 3. a front cover; 31. an accommodating chamber; 4. an impeller; 5. a magnetic sealing mechanism; 51. a positive magnetic base; 511. a first housing; 512. a first magnet; 513. a first wear pad; 52. a stopper; 53. a negative magnetic base; 531. a second housing; 532. a second magnet; 533. a second wear plate.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments, but not all embodiments, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the embodiments of the present invention.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 to 5, a vertical pump with magnetic seal for pump comprises a motor 1, a main body 2, an impeller 4 and a front cover 3, wherein the motor 1 is fixedly connected with the main body 2, a rotating shaft 11 is arranged on the motor 1, one end of the rotating shaft 11 penetrates through the main body 2 and the impeller 4, the front cover 3 is fixedly connected with the main body 2, a magnetic seal mechanism 5 is further arranged on the rotating shaft 11, and the magnetic seal mechanism 5 is arranged below the impeller 4.

Specifically, motor 1 through the flange with 2 fixed connection of main part, the one end of pivot 11 is provided with the external screw thread, impeller 4 with 11 screw thread fixed connection of pivot, protecgulum 3 through the flange with 2 fixed connection of main part, it holds chamber 31 to form one between main part 2 and the protecgulum 3, impeller 4 set up in hold in the chamber 31, magnetic sealing mechanism 5 sets up impeller 4's below is through setting up magnetic sealing mechanism 5, can be with the intact sealing of vertical pump for liquid in the vertical pump can not spill over, causes the pollution of environment, reduces the maintenance, has prolonged the life-span of vertical pump.

As a preferred mode of the embodiment of the present invention, the magnetic sealing mechanism 5 includes a positive magnetic seat 51 and a negative magnetic seat 53, the positive magnetic seat 51 is fixed below the impeller 4, and the negative magnetic seat 53 can move along the axial direction on the rotating shaft 11. The positive pole magnetic base 51 comprises a first shell 511, a first magnet 512 and a first wear-resistant sheet 513, wherein the first magnet 512 is fixedly arranged in the first shell 511, and the first wear-resistant sheet 513 is fixedly arranged below the first shell 511; the negative magnetic base 53 includes a second housing 531, a second magnet 532 and a second wear-resistant piece 533, wherein the second magnet 532 is fixedly disposed in the second housing 531, and the second wear-resistant piece 533 is fixedly disposed above the second housing 531.

Specifically, the bottom of the first housing 511 is provided with a first housing annular groove (not shown), the first wear pad 513 is fixedly disposed in the first housing annular groove, the top of the second housing 531 is provided with a second housing annular groove (not shown), and the second wear pad 533 is fixedly disposed in the second housing annular groove. The positive magnetic base 51 is fixed below the impeller 4, the negative magnetic base 53 can move up and down along the direction of the rotating shaft 11, but cannot move in the left-right direction, the first wear-resistant sheet 513 and the second wear-resistant sheet 533 are worn when the vertical pump works, and under the condition that the magnetic force of the first magnet 512 and the magnetic force of the second magnet 532 are not changed, the wear of the first wear-resistant sheet 513 and the second wear-resistant sheet 533 can be compensated, because the positive magnetic base 51 and the negative magnetic base 53 are attracted under the action of the magnetic force, the gap between the first wear-resistant sheet 513 and the second wear-resistant sheet 533 cannot be enlarged due to the wear, and liquid leakage is caused.

As an optimized mode of the embodiment of the present invention, the first housing 511 and the second housing 531 are polypropylene plastic shells, and the polypropylene plastic shells can resist corrosion of acid, alkali, salt solution and various organic solvents.

As a preferred mode of the embodiment of the present invention, a stopper 52 is further disposed between the positive magnetic base 51 and the negative magnetic base 53, and by setting up the stopper 52 can limit the position of the negative magnetic base 53 moving up and down, so as to prevent the negative magnetic base 53 from sticking to the positive magnetic base 51 all the time, which causes the wear of the first wear-resistant piece 513 and the second wear-resistant piece 533 to be larger.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the embodiments of the present invention are not limited to the particular embodiments described herein, but are capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the embodiments of the invention. Therefore, although the embodiments of the present invention have been described in greater detail through the above embodiments, the embodiments of the present invention are not limited to the above embodiments, and many other equivalent embodiments can be included without departing from the concept of the embodiments of the present invention, and the scope of the embodiments of the present invention is determined by the scope of the appended claims.

Claims (5)

1. The utility model provides a vertical pump of pump magnetic force seal, includes motor (1), main part (2), impeller (4) and protecgulum (3), motor (1) with main part (2) fixed connection, be provided with pivot (11) on motor (1), the one end of pivot (11) is passed main part (2) with impeller (4) fixed connection, protecgulum (3) with main part (2) fixed connection, its characterized in that, still be provided with magnetic force seal mechanism (5) on pivot (11), magnetic force seal mechanism (5) set up the below of impeller (4).

2. A vertical pump of magnetic seal type according to claim 1, wherein the magnetic seal mechanism (5) comprises a positive magnetic seat (51) and a negative magnetic seat (53), the positive magnetic seat (51) is fixed below the impeller (4), and the negative magnetic seat (53) is movable in the axial direction on the rotating shaft (11).

3. A magnetically-sealed vertical pump according to claim 2, wherein the positive-pole magnetic base (51) comprises a first housing (511), a first magnet (512) and a first wear-resistant plate (513), the first magnet (512) being fixedly disposed within the first housing (511), the first wear-resistant plate (513) being fixedly disposed below the first housing (511);

the negative magnetic base (53) comprises a second shell (531), a second magnet (532) and a second wear-resistant piece (533), wherein the second magnet (532) is fixedly arranged in the second shell (531), and the second wear-resistant piece (533) is fixedly arranged above the second shell (531).

4. A magnetically-sealed vertical pump according to claim 3, wherein the first housing (511) and the second housing (531) are polypropylene plastic shells.

5. A vertical pump with magnetic seal for pump according to any claim 2 to 4, characterized in that a stopper (52) is further provided between the positive magnetic seat (51) and the negative magnetic seat (53).

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