CN217002297U

CN217002297U - Motor-driven centrifugal water pump body

Info

Publication number: CN217002297U
Application number: CN202220226919.2U
Authority: CN
Inventors: 翟天庆
Original assignee: Dalian Chengyilian Metal Products Co ltd
Current assignee: Dalian Chengyilian Metal Products Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-07-19
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a centrifugal water pump body driven by a motor, which comprises a pump body and a pump cover, wherein the right side of the pump body is provided with the pump cover, the right side of the pump cover is provided with a sealing end cover, the right side of the pump cover is provided with a power assembly, the power assembly comprises a second sliding block, an end plate, a convex block, a clamping block, a pneumatic rod, a pneumatic cylinder, a motor, a vertical plate, a second spring and a handle, the motor is fixedly connected to the right side of the end plate, and the upper side and the lower side of the end plate are clamped with the clamping block. This motor drive's centrifugal water pump body, through the pneumatic cylinder, including a motor, an end cap, a controller, and a cover plate, the pneumatic cylinder, the pneumatic rod, the lug, the main shaft, the cooperation between second slider and the handle, in the use, the steerable pneumatic cylinder of user makes the pneumatic rod order about motor and lug and move right, takes off the motor and maintains or change, the user installs intact motor again afterwards, can realize using, the problem of motor maintenance is carried out in the transmission of having avoided prior art between the not convenient to contact motor and the pump body.

Description

Motor-driven centrifugal water pump body

Technical Field

The utility model relates to the technical field of water pumps, in particular to a centrifugal water pump body driven by a motor.

Background

The centrifugal pump has various forms such as vertical type, horizontal type, single stage, multistage, single suction, double suction, self suction and the like. Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. The water pump is before the start-up, must make the pump case and absorb water and be filled with water in the pipe, then starter motor, make the pump shaft drive impeller and water be high-speed rotary motion, though prior art's centrifugal pump can realize the pump water and use, but there is the transmission of being not convenient for between contact motor and the pump body in the use and carries out the problem that the motor was maintained, still exists simultaneously and overhauls the easy rotation of the inside main shaft of change in-process valve body of carrying out the motor and cause the problem that the grafting of not being convenient for resets once more.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a centrifugal water pump body driven by a motor, which aims to solve the problem that the transmission between the motor and the pump body is inconvenient to contact for motor maintenance in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a centrifugal water pump body driven by a motor comprises a pump body and a pump cover, wherein the right side of the pump body is provided with the pump cover, the right side of the pump cover is provided with a sealing end cover, and the right side of the pump cover is provided with a power assembly;

the power assembly comprises a second sliding block, an end plate, a convex block, a clamping block, a pneumatic rod, a pneumatic cylinder, a motor, a vertical plate, a second spring and a handle;

the motor is fixedly connected to the right side of the end plate, clamping blocks are clamped to the upper side and the lower side of the end plate, the outer ends of the clamping blocks are all connected through a second sliding block and a handle, the two sides of a second spring are fixedly connected with the second sliding block and a vertical plate respectively, a protruding block is fixedly connected to the tail end of an output shaft of the motor, the two sides of the left end of the vertical plate are fixedly connected with an air pressure rod, a pneumatic cylinder is attached to the outer wall of the air pressure rod, and the tail end of the pneumatic cylinder is fixedly connected with the pump cover.

Preferably, the lower extreme rigid coupling of the pump body has the base, the shutoff is installed to the left side below of the pump body.

Preferably, a water pumping assembly is arranged inside the pump body;

the water pumping assembly comprises an impeller, a water drainage pipe, a rear wear-resisting plate, a static ring seat, a mechanical bearing, a main shaft, a water inlet pipe and a front wear-resisting plate;

preceding antifriction plate and back antifriction plate are installed respectively in the inner wall left and right sides of the pump body, the outer wall right side of main shaft is passed through mechanical bearing and is rotated with the pump cover and link to each other, the right side and the lug of main shaft are pegged graft each other, the left end outer wall rigid coupling of main shaft has the impeller, inlet tube and drain pipe have been processed respectively to the left side and the top of the pump body, quiet ring seat is installed in the outer wall left side of main shaft.

Preferably, the lower end of the outer wall of the pump cover is provided with a flushing pipe.

Preferably, a limiting component is arranged inside the right side of the main shaft;

the limiting assembly comprises a first sliding block, a transverse cylinder, a first spring, a pushing block and a rubber pad;

the transverse barrel is attached to the left end of the outer wall of the protruding block, two sides of the first spring are fixedly connected with the main shaft and the transverse barrel respectively, first sliding blocks are fixedly connected to the left sides of the upper end and the lower end of the outer wall of the transverse barrel, the first sliding blocks are connected to the inner side of the pushing block in a sliding mode, the pushing block is connected with the inner wall of the main shaft in a sliding mode, and rubber pads are fixedly connected to the outer end of the outer wall of the pushing block.

Compared with the prior art, the utility model has the beneficial effects that: this motor drive's centrifugal water pump body:

through the matching among the pneumatic cylinder, the motor, the pneumatic rod, the bump, the main shaft, the second slider and the handle, in the use process, a user can control the pneumatic cylinder, the pneumatic rod drives the motor and the bump to move rightwards, the user can pull the handle outwards, the second slider can drive the clamping block to remove the clamping connection at the end plate, the motor is taken down for maintenance or replacement, and then the user reinstalls the intact motor, so that the use can be realized, and the problem that the transmission between the motor and the pump body is inconvenient to contact for motor maintenance in the prior art is solved;

through the lug, the main shaft, first spring, first slider, cooperation between end cover and the horizontal section of thick bamboo, at the in-process of removing the connection, grafting between lug and the main shaft is removed, horizontal section of thick bamboo right removal can be ordered about to first spring of this in-process, make horizontal section of thick bamboo accessible first slider order about the outside removal extrusion of ejector pad and push the inner wall at end cover, the rotation of restriction main shaft, prevent during lug and main shaft break away from, the main shaft self takes place the problem that the rotation leads to not being convenient for to peg graft once more, avoided carrying out the easy rotation of the inside main shaft of motor maintenance change in-process valve body and caused the problem that the grafting resets once more.

Drawings

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

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

fig. 4 is a schematic structural diagram at C in fig. 1.

In the figure: 1. the pump body, 2, a limiting assembly, 201, a first sliding block, 202, a transverse cylinder, 203, a first spring, 204, a pushing block, 205, a rubber pad, 3, a power assembly, 301, a second sliding block, 302, an end plate, 303, a bump, 304, a fixture block, 305, a pneumatic rod, 306, a pneumatic cylinder, 307, a motor, 308, a vertical plate, 309, a second spring, 310, a handle, 4, a pump water assembly, 401, an impeller, 402, a drain pipe, 403, a rear wear plate, 404, a static ring seat, 405, a mechanical bearing, 406, a spindle, 407, a water inlet pipe, 408, a front wear plate, 5, a sealing end cover, 6, a plug, 7, a base, 8, a pump cover, 9 and a flushing pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a centrifugal water pump body driven by a motor comprises a pump body 1 and a pump cover 8, wherein the pump cover 8 is installed on the right side of the pump body 1, a sealing end cover 5 is installed on the right side of the pump cover 8, a power assembly 3 is arranged on the right side of the pump cover 8, the power assembly 3 comprises a second sliding block 301, an end plate 302, a convex block 303, a clamping block 304, a pneumatic rod 305, a pneumatic cylinder 306, a motor 307, a vertical plate 308, a second spring 309 and a handle 310, the motor 307 is fixedly connected to the right side of the end plate 302, the type of the motor 307 can be determined according to specific use conditions, the clamping block 304 is clamped on the upper side and the lower side of the end plate 302, the outer end of the clamping block 304 is fixedly connected with the second sliding block 301 and the handle 310 through the second sliding block 309, the two sides of the second spring 309 are fixedly connected with the vertical plate 308 respectively, the convex block 303 is fixedly connected to the tail end of an output shaft of the motor 307, the type of the pneumatic cylinder 306 can be determined according to the specific use conditions, the convex block 303 is mutually inserted with a main shaft 406, can move each other promptly, nevertheless guarantee to move the rotation transmission of in-process, the left end both sides of riser 308 all with atmospheric pressure pole 305 fixed links to each other, the outer wall laminating of atmospheric pressure pole 305 has pneumatic cylinder 306, the end of pneumatic cylinder 306 is fixed with pump cover 8 and links to each other, the lower extreme rigid coupling of the pump body 1 has base 7, shutoff 6 is installed to the left side below of the pump body 1.

The pump water assembly 4 is arranged inside the pump body 1, the pump water assembly 4 comprises an impeller 401, a water discharge pipe 402, a rear wear plate 403, a static ring seat 404, a mechanical bearing 405, a main shaft 406, a water inlet pipe 407 and a front wear plate 408, the front wear plate 408 and the rear wear plate 403 are respectively installed on the left side and the right side of the inner wall of the pump body 1, the right side of the outer wall of the main shaft 406 is rotatably connected with the pump cover 8 through the mechanical bearing 405, the main shaft 406 can drive the impeller 401 to rotate, the right side of the main shaft 406 is mutually inserted into a bump 303, the left end outer wall of the main shaft 406 is fixedly connected with the impeller 401, the water inlet pipe 407 and the water discharge pipe 402 are respectively processed on the left side and the top of the pump body 1, the static ring seat 404 is installed on the left side of the outer wall of the main shaft 406, a flushing pipe 9 can flush the mechanical bearing 402, and the flushing pipe 9 is installed at the lower end of the outer wall of the pump cover 8.

The limiting component 2 is arranged inside the right side of the spindle 406, the limiting component 2 comprises a first sliding block 201, a transverse barrel 202, a first spring 203, a pushing block 204 and a rubber pad 205, the transverse barrel 202 is attached to the left end of the outer wall of the bump 303, two sides of the first spring 203 are fixedly connected with the spindle 406 and the transverse barrel 202 respectively, the elastic coefficients of the first spring 203 and the second spring 309 can be determined according to specific use conditions, the first sliding block 201 is fixedly connected to the left sides of the upper end and the lower end of the outer wall of the transverse barrel 202, the first sliding block 201 is connected to the inner side of the pushing block 204 in a sliding mode, the pushing block 204 is connected with the inner wall of the spindle 406 in a sliding mode, and the rubber pad 205 is fixedly connected to the outer end of the outer wall of the pushing block 204.

When the centrifugal water pump body driven by the motor is needed to be used, a user can connect an external pipeline with the water inlet pipe 407 and the water outlet pipe 402 through flanges, then the user can start the motor 307, the output shaft of the motor 307 can drive the main shaft 406 and the impeller 401 to rotate through the bump 303, the impeller 401 rotating at high speed can centrifugally throw water out and discharge the water from the water outlet pipe 402, in the using process, the user can control the pneumatic cylinder 306, the pneumatic rod 305 drives the motor 307 and the bump 303 to move rightwards, the user can pull the handle 310 outwards, the second sliding block 301 can drive the fixture block 304 to release the clamping connection of the end plate 302, the motor 307 is taken down for maintenance or replacement, then the user can reinstall the motor 307 intact, the use can be realized, the problem that the motor is inconvenient to be maintained by the transmission between the motor and the pump body in the prior art is avoided, and in the process of releasing the connection, the insertion between the bump 303 and the spindle 406 is released, in the process, the first spring 203 can drive the transverse cylinder 202 to move rightwards, so that the transverse cylinder 202 can drive the push block 204 to move outwards through the first sliding block 201 to extrude the inner wall of the sealing end cover 5, the rotation of the spindle 406 is limited, the problem that the spindle 406 rotates to cause the inconvenience of the insertion once again during the separation of the bump 303 and the spindle 406 is solved, and the problem that the spindle inside the valve body rotates easily to cause the inconvenience of the insertion once again and the reset once more in the process of overhauling and replacing the motor is solved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor drive's centrifugal water pump body, includes the pump body (1) and pump cover (8), its characterized in that are installed to the right side of the pump body (1): a sealing end cover (5) is installed on the right side of the pump cover (8), and a power assembly (3) is arranged on the right side of the pump cover (8);

the power assembly (3) comprises a second sliding block (301), an end plate (302), a convex block (303), a clamping block (304), a pneumatic rod (305), a pneumatic cylinder (306), a motor (307), a vertical plate (308), a second spring (309) and a handle (310);

the motor (307) is fixedly connected to the right side of the end plate (302), clamping blocks (304) are clamped to the upper side and the lower side of the end plate (302), the outer ends of the clamping blocks (304) are all connected with a second sliding block (301) and a handle (310), two sides of a second spring (309) are fixedly connected with the second sliding block (301) and a vertical plate (308) respectively, a protruding block (303) is fixedly connected to the tail end of an output shaft of the motor (307), two sides of the left end of the vertical plate (308) are fixedly connected with an air pressure rod (305), a pneumatic cylinder (306) is attached to the outer wall of the air pressure rod (305), and the tail end of the pneumatic cylinder (306) is fixedly connected with the pump cover (8).

2. The pump body of a centrifugal water pump driven by an electric motor according to claim 1, characterized in that: the lower extreme rigid coupling of the pump body (1) has base (7), shutoff (6) are installed to the left side below of the pump body (1).

3. The pump body of a centrifugal water pump driven by an electric motor according to claim 1, characterized in that: a water pumping assembly (4) is arranged in the pump body (1);

the water pumping assembly (4) comprises an impeller (401), a water discharge pipe (402), a rear wear plate (403), a static ring seat (404), a mechanical bearing (405), a main shaft (406), a water inlet pipe (407) and a front wear plate (408);

the left side and the right side of the inner wall of the pump body (1) are respectively provided with the front wear-resisting plate (408) and the rear wear-resisting plate (403), the right side of the outer wall of the main shaft (406) is rotatably connected with the pump cover (8) through a mechanical bearing (405), the right side of the main shaft (406) is mutually inserted into the convex block (303), the outer wall of the left end of the main shaft (406) is fixedly connected with an impeller (401), the left side and the top of the pump body (1) are respectively provided with a water inlet pipe (407) and a water outlet pipe (402), and a static ring seat (404) is arranged on the left side of the outer wall of the main shaft (406).

4. The pump body of a centrifugal water pump driven by an electric motor according to claim 1, characterized in that: and a flushing pipe (9) is arranged at the lower end of the outer wall of the pump cover (8).

5. A centrifugal water pump body driven by an electric motor according to claim 3, characterized in that: a limiting component (2) is arranged inside the right side of the main shaft (406);

the limiting assembly (2) comprises a first sliding block (201), a transverse cylinder (202), a first spring (203), a pushing block (204) and a rubber pad (205);

the outer wall left end at lug (303) is laminated to horizontal section of thick bamboo (202), the both sides of first spring (203) link to each other with main shaft (406) and horizontal section of thick bamboo (202) are fixed respectively, the equal rigid coupling in both ends left side has first slider (201) about the outer wall of horizontal section of thick bamboo (202), first slider (201) slide to link to each other in the inside of ejector pad (204) inboard, ejector pad (204) slide to link to each other with the inner wall of main shaft (406), the equal rigid coupling in outer wall outer end of ejector pad (204) has rubber pad (205).