CN219452421U

CN219452421U - High-stability mute self-priming pump

Info

Publication number: CN219452421U
Application number: CN202320687144.3U
Authority: CN
Inventors: 王妙贵
Original assignee: Taizhou Dalang Pump Co ltd
Current assignee: Taizhou Dalang Pump Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-01
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a high-stability mute self-priming pump, which comprises: pump box, driving motor and motion rotor, one side of pump box is equipped with sealed lid, driving motor fixed mounting in the surface of sealed lid, and the opposite side of pump box is equipped with drain end pipe and the feed liquor end pipe of arranging about pump box central point symmetry, and the inboard of pump box is equipped with the drain end pipe, and the motion rotor rotates to install in the inboard of drain end pipe and is connected with driving motor's output transmission, and the surface of motion rotor is equipped with a plurality of adjacent sleeve grooves and the piston groove of arranging in turn. According to the utility model, by arranging a novel moving rotor structure, a plurality of movable embedded noise reduction rollers on the surface of the moving rotor are contacted with the inner wall of the pump box, and the noise reduction rollers are in free rotation and sliding contact with the inner wall of the moving rotor during the rotation of the moving rotor, so that the moving friction of the moving rotor is reduced; the paddle board formed by the polytetrafluoroethylene resin by a compression molding method at normal temperature is in sliding contact with the inner wall of the eccentric rotating cavity to convey the medium, so that the movement noise and the mechanical abrasion are further reduced.

Description

High-stability mute self-priming pump

Technical Field

The utility model relates to the technical field of self-priming pumps, in particular to a high-stability mute self-priming pump.

Background

Self-priming pumps are a device for delivering liquids, and currently the same type of pump in the market has been available for over a hundred years, mainly for: in liquid transport environments such as water changing, water draining, and pumping. However, with the increase of the demands of people for the use of substances, there are continuous drawbacks and disadvantages of this type of pump, such as loud noise, short service life, inconvenient movement, burning, etc., presented by customers. The rotor is mainly contacted with the surface of the pump body by friction, so that the rotor is mechanically worn and has large noise and certain defects. In view of the above, the present utility model provides a high-stability silent self-priming pump for solving the existing problems, and aims to solve the problems and improve the practical value by the technology.

Disclosure of Invention

The present utility model aims to solve the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows: a high stability silent self priming pump comprising: pump box, driving motor and motion rotor, one side of pump box is equipped with sealed lid, driving motor fixed mounting is in the surface of sealed lid, the opposite side of pump box is equipped with drain end pipe and feed liquor end pipe about pump box central point symmetrical arrangement, the inboard of pump box is equipped with the drain end pipe, just the motion rotor rotates and installs in the inboard of drain end pipe and be connected with driving motor's output transmission, the surface of motion rotor is equipped with a plurality of adjacent sleeve grooves and the piston groove of arranging in turn, the inboard in sleeve groove is equipped with the roller of making an uproar that falls, the inboard slip in piston groove has cup jointed the paddle board, one side fixed mounting of paddle board has the elastic component with the inboard looks butt in piston groove, the inboard slip butt in paddle board and elastic component's surface and eccentric commentaries on classics chamber.

The present utility model may be further configured in a preferred example to: the driving motor is of a speed reduction motor structure, and a plurality of radiating fins are arranged on the surfaces of the driving motor and the moving rotor.

The present utility model may be further configured in a preferred example to: the center of the moving rotor deviates from the center of the eccentric rotating cavity, one side of the paddle board is in sliding abutting joint with the inner side of the eccentric rotating cavity and the inner side of the sealing cover and is in sealing fit with the inner side of the eccentric rotating cavity, and the elastic piece is of a metal spring piece structure.

The present utility model may be further configured in a preferred example to: the liquid outlet end pipe and the liquid inlet end pipe are respectively fixed at two ends of the surface of the pump box, the liquid outlet end pipe and the liquid inlet end pipe are positioned in the same plane of the axial lead of the moving rotor and the eccentric rotating cavity, and the distances between the liquid outlet end pipe and the center of the liquid inlet end pipe and the center of the moving rotor are unequal.

The present utility model may be further configured in a preferred example to: the noise reduction roller is cylindrical and rotatably installed on the inner side of the sleeve groove, and the side surface of the noise reduction roller protrudes out of the outer side of the moving rotor.

The present utility model may be further configured in a preferred example to: the paddle board is a polytetrafluoroethylene material component, and one side of the paddle board is in a round blunt shape and is in sliding abutting connection with the inner side of the eccentric rotating cavity.

The beneficial effects obtained by the utility model are as follows:

according to the utility model, by arranging a novel moving rotor structure, a plurality of movable embedded noise reduction rollers on the surface of the moving rotor are contacted with the inner wall of the pump box, and the noise reduction rollers are in free rotation and sliding contact with the inner wall of the moving rotor during the rotation of the moving rotor, so that the moving friction of the moving rotor is reduced; the paddle board formed by the polytetrafluoroethylene resin by a compression molding method at normal temperature is in sliding contact with the inner wall of the eccentric rotating cavity, and the polytetrafluoroethylene has the advantages of lower friction coefficient, good weather resistance, corrosion resistance and no toxicity, and further reduces the motion noise and mechanical abrasion.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view showing the internal structure of a pump case according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a moving rotor mounting structure according to one embodiment of the present utility model;

fig. 4 is an exploded view showing the internal structure of a moving rotor according to an embodiment of the present utility model.

Reference numerals:

100. a pump box; 110. a liquid outlet end pipe; 120. a liquid inlet end pipe; 101. eccentric rotating cavity;

200. a driving motor;

300. a moving rotor; 310. a noise reduction roller; 320. a paddle board; 330. an elastic member; 301. a sleeve groove; 302. a piston groove.

Description of the embodiments

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

The following describes a high stability silent self priming pump provided by some embodiments of the present utility model in conjunction with the accompanying drawings.

1-4, the high-stability mute self-priming pump provided by the utility model comprises: the pump box 100, driving motor 200 and motion rotor 300, one side of pump box 100 is equipped with sealed lid, driving motor 200 fixed mounting is in the surface of sealed lid, the opposite side of pump box 100 is equipped with liquid outlet end pipe 110 and feed liquor end pipe 120 that are arranged about pump box 100 central point symmetry, the inboard of pump box 100 is equipped with liquid outlet end pipe 110, and motion rotor 300 rotates the inboard of installing in liquid outlet end pipe 110 and is connected with driving motor 200's output transmission, the surface of motion rotor 300 is equipped with a plurality of adjacent cover grooves 301 and the piston groove 302 of arranging in turn, the inboard of cover groove 301 is equipped with the roller of making an uproar 310, the inboard slip in piston groove 302 has cup jointed paddle 320, one side fixed mounting of paddle 320 has the elastic component 330 with the inboard looks butt of piston groove 302, the inboard slip butt of paddle 320 and elastic component 330.

In this embodiment, the driving motor 200 is a gear motor structure, and the surfaces of the driving motor 200 and the moving rotor 300 are provided with a plurality of heat dissipation fins.

In this embodiment, the center of the moving rotor 300 deviates from the center of the eccentric rotating cavity 101, one side of the paddle 320 is slidably abutted against and sealed against the inner side of the eccentric rotating cavity 101 and the inner side of the sealing cover, and the elastic member 330 is a metal spring plate structure.

Specifically, the paddle boards 320 are combined on the surface of the moving rotor 300 to make telescopic movement continuously contact with the inner wall of the eccentric rotating cavity 101, so that a plurality of independent separation cavities are formed on the inner side of the eccentric rotating cavity 101, and the paddle boards 320 are freely telescopic in the rotation of the moving rotor 300 to enable the volume of the separation cavities to be alternately changed in an increasing and decreasing mode.

In this embodiment, the liquid outlet end pipe 110 and the liquid inlet end pipe 120 are respectively fixed at two ends of the surface of the pump box 100, the liquid outlet end pipe 110 and the liquid inlet end pipe 120 are located in the same plane of the axial lines of the moving rotor 300 and the eccentric rotating cavity 101, and the distances between the liquid outlet end pipe 110 and the liquid inlet end pipe 120 and the center of the moving rotor 300 are different.

Specifically, by the eccentric arrangement of the moving rotor 300, when the space between the paddles 320 is reduced, the space is communicated with the liquid outlet end pipe 110, the medium is extruded out through the liquid outlet end pipe 110, and when the space between the paddles 320 is communicated with the liquid inlet end pipe 120, the medium is sucked from the liquid inlet end pipe 120, so that unidirectional movement of the medium is realized.

In this embodiment, the noise reduction roller 310 is cylindrical and rotatably installed at the inner side of the sleeve 301, and the side surface of the noise reduction roller 310 protrudes at the outer side of the moving rotor 300.

Specifically, when the moving rotor 300 contacts with the inner wall of the eccentric rotating cavity 101, the noise reduction roller 310 is in direct contact with the inner wall of the eccentric rotating cavity 101, the noise reduction roller 310 and the free rotation change sliding friction into rolling friction, and the friction coefficient is obviously reduced.

In this embodiment, the paddle 320 is made of polytetrafluoroethylene, and one side of the paddle 320 is rounded and slidably contacts the inner side of the eccentric rotation chamber 101.

In particular, polytetrafluoroethylene has lower friction coefficient, good weather resistance, corrosion resistance and no toxicity, and further reduces motion noise and mechanical abrasion.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. High stability's silence self priming pump, its characterized in that includes: pump box (100), driving motor (200) and motion rotor (300), one side of pump box (100) is equipped with sealed lid, driving motor (200) fixed mounting is in the surface of sealed lid, the opposite side of pump box (100) is equipped with drain end pipe (110) and feed liquor end pipe (120) about pump box (100) central point symmetrical arrangement, the inboard of pump box (100) is equipped with drain end pipe (110), just motion rotor (300) rotate install in the inboard of drain end pipe (110) and with the output transmission of driving motor (200) be connected, the surface of motion rotor (300) is equipped with a plurality of adjacent cover groove (301) and piston groove (302) that arrange in turn, the inboard of cover groove (301) is equipped with noise reduction roller (310), the inboard slip of piston groove (302) has cup jointed board (320), one side fixed mounting of board (320) has elastic component (330) with the inboard looks butt of piston groove (302), the inboard looks butt of board (320) and elastic component (330) with the inboard slip butt of rotating chamber (101).

2. The high-stability mute self-priming pump according to claim 1, wherein the driving motor (200) is of a gear motor structure, and the surfaces of the driving motor (200) and the moving rotor (300) are provided with a plurality of heat dissipation fins.

3. The high-stability mute self-priming pump according to claim 1, wherein the center of the moving rotor (300) deviates from the center of the eccentric rotating cavity (101), one side of the paddle board (320) is in sliding abutting connection with the inner side of the eccentric rotating cavity (101) and the inner side of the sealing cover and is in sealing fit with the inner side of the sealing cover, and the elastic piece (330) is of a metal spring piece structure.

4. The high-stability mute self-priming pump according to claim 1, wherein the liquid outlet end pipe (110) and the liquid inlet end pipe (120) are respectively fixed at two ends of the surface of the pump box (100), the liquid outlet end pipe (110) and the liquid inlet end pipe (120) are positioned in the same plane of the axial lines of the moving rotor (300) and the eccentric rotating cavity (101), and the distances between the center of the circle of the liquid outlet end pipe (110) and the center of the circle of the liquid inlet end pipe (120) are different from the center of the circle of the moving rotor (300).

5. The high-stability mute self-priming pump according to claim 1, wherein the noise reduction roller (310) is cylindrical and rotatably installed at the inner side of the sleeve groove (301), and the side surface of the noise reduction roller (310) protrudes to be located at the outer side of the moving rotor (300).

6. The high-stability mute self-priming pump according to claim 1, wherein said paddle (320) is a polytetrafluoroethylene material, and one side of said paddle (320) is rounded and slidingly abuts against the inner side of the eccentric rotary cavity (101).