CN215805205U

CN215805205U - Centrifugal pump with automatic impeller cleaning function

Info

Publication number: CN215805205U
Application number: CN202121987366.4U
Authority: CN
Inventors: 蔡敦亮
Original assignee: Guangdong Winning Pumps Industrial Co ltd
Current assignee: Guangdong Winning Pumps Industrial Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-11
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a centrifugal pump with an automatic impeller cleaning function, which comprises a base and a water delivery motor, wherein a rotating shaft is fixedly installed at the output end of the water delivery motor, the right end of the rotating shaft is movably connected with a shell through a bearing, the middle end of the right side of the shell is fixedly connected with a water inlet pipe, and the top of the shell is fixedly connected with a water outlet pipe. According to the centrifugal pump, under the mutual matching action of the water delivery motor, the rotating shaft, the shell, the impeller body, the water inlet pipe, the water outlet pipe, the fixed cylinder, the cleaning scraper, the fixed shaft and the coil spring, the centrifugal pump has the function of automatically cleaning the impeller body, the impeller body is effectively prevented from being blocked in a long-time use state, great convenience is brought to people, and the problems that the existing centrifugal pump does not have the impeller cleaning function, dust and dirt are easily attached to the surface of the impeller in the use process, and the impeller is easily blocked due to long-term accumulation are solved.

Description

Centrifugal pump with automatic impeller cleaning function

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to a centrifugal pump with an automatic impeller cleaning function.

Background

The centrifugal pump works by utilizing the rotation of an impeller to enable water to generate centrifugal motion, before the water pump is started, a pump shell and a water suction pipe are filled with water, then a motor is started, a pump shaft drives the impeller and the water to generate high-speed rotation motion, the water generates centrifugal motion and is thrown to the outer edge of the impeller, and the water flows into a water pressure pipeline of the water pump through a flow channel of a volute-shaped pump shell.

However, the existing centrifugal pump does not have the function of cleaning the impeller, dust and dirt are easy to adhere to the surface of the impeller in the using process, the impeller is easy to block in the long term, and great inconvenience is brought to people in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a centrifugal pump with an automatic impeller cleaning function, which has the advantage of automatically cleaning an impeller and solves the problems that the existing centrifugal pump does not have the impeller cleaning function, dust and dirt are easy to attach to the surface of the impeller in the using process, and the impeller is easy to be blocked after long-term accumulation.

In order to achieve the purpose, the utility model provides the following technical scheme: a centrifugal pump with an automatic impeller cleaning function comprises a base and a water delivery motor, wherein the output end of the water delivery motor is fixedly provided with a rotating shaft, the right end of the rotating shaft is movably connected with a shell through a bearing, the middle end on the right side of the shell is fixedly connected with a water inlet pipe, the top of the shell is fixedly connected with a drain pipe, the right side of the rotating shaft is fixedly provided with an impeller body, the right side of the impeller body is movably connected with the middle end of the right side of the inner cavity of the shell, the middle end of the impeller body is fixedly connected with a fixed cylinder, a fixed shaft is movably connected with the middle end of the left side of the inner cavity of the fixed cylinder through a bearing, a coil spring is fixedly arranged between the left end of the fixed shaft and the left end of the inner cavity of the fixed cylinder, the surface of the fixed shaft is fixedly connected with a cleaning scraper in front of the coil spring, and the surface of the cleaning scraper is movably connected to the inner surface of the impeller body.

Preferably, the bottom of the water delivery motor is fixedly connected with a fixed support, and the bottom of the fixed support is fixedly arranged at the left end of the top of the base.

Preferably, the bottom of the outer surface of the shell is fixedly connected with a fixed support, and the bottom of the fixed support is fixedly installed at the right end of the top of the base.

Preferably, two protective covers are fixedly arranged between the right side of the water delivery motor and the left side of the outer surface of the shell.

Preferably, the right side fixedly connected with first ring flange of inlet tube, first mounting hole has all been seted up around the first ring flange.

Preferably, the top of the drain pipe is fixedly connected with a second flange plate, and second mounting holes are formed in the periphery of the second flange plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model can drive the rotating shaft to rotate along the bearing on the shell by starting the water delivery motor, the rotating shaft can drive the impeller body to rotate while rotating, so as to generate a great centrifugal force, further drive the external water body to pass through the water inlet pipe and the shell and then discharge the water body to the outside through the water discharge pipe, thereby achieving the effect of extracting the water body, and the impeller body can drive the fixed cylinder to rotate while rotating instantaneously, so that the cleaning scraper and the fixed shaft respectively move along the inner surface of the impeller body and the bearing on the fixed cylinder at the instant of the rotation of the fixed cylinder, and the coil spring in the fixed cylinder is wound, so that the coil spring generates a reaction force on the fixed shaft, and simultaneously, the surface of the impeller body can be scraped while the cleaning scraper moves along the surface of the impeller body, so that dust and dirt adhered to the surface of the impeller body can be separated from the surface of the impeller body, thereby achieving the effect of cleaning the surface of the impeller body, and controlling the water delivery motor to stop working to drive the rotating shaft, the impeller body and the fixed cylinder to stop rotating, the fixed cylinder stops rotating to release the reaction force of the coil spring, and the fixed shaft and the cleaning scraper can be pushed to return to the original position, so that a user can circularly start and stop the water delivery motor according to the use requirement to circularly scrape and clean the impeller body, under whole complex effect, realized that this centrifugal pump possesses the function of carrying out self-cleaning to the impeller body, the impeller body receives the jam under the long-time user state of effectual avoiding, and the use of giving people brings very big facility, has solved current centrifugal pump and has not possessed impeller clearance function, easily has the dust dirt to adhere to the surface of impeller in the use, accumulates the problem that easily causes the impeller to block up in the long-term.

2. The water delivery motor supporting device achieves the purpose of supporting the whole body through the arrangement of the base, achieves the purpose of supporting and fixing the water delivery motor through the arrangement of the fixed support, achieves the purpose of supporting the shell through the arrangement of the fixed support, and achieves the purpose of protecting the space between the water delivery motor and the shell through the arrangement of the protective cover.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the housing of the present invention;

FIG. 3 is a right side sectional view of the impeller body according to the present invention;

FIG. 4 is an enlarged view of a portion of the utility model at A in FIG. 3;

fig. 5 is a partial sectional structural schematic view of the fixing cylinder of the present invention.

In the figure: 1. a water delivery motor; 2. a fixed support; 3. a base; 4. a protective cover; 5. fixing a bracket; 6. a housing; 7. a first flange plate; 8. a water inlet pipe; 9. a second flange plate; 10. a drain pipe; 11. a rotating shaft; 12. an impeller body; 13. cleaning a scraper; 14. a coil spring; 15. a fixed shaft; 16. and (4) fixing the cylinder.

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.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, a centrifugal pump with an automatic impeller cleaning function comprises a base 3 and a water delivery motor 1, the purpose of supporting the whole body is achieved by the arrangement of the base 3, a fixed support 2 is fixedly connected to the bottom of the water delivery motor 1, the bottom of the fixed support 2 is fixedly arranged at the left end of the top of the base 3, the purpose of supporting and fixing the water delivery motor 1 is achieved by the arrangement of the fixed support 2, a rotating shaft 11 is fixedly arranged at the output end of the water delivery motor 1, the right end of the rotating shaft 11 is movably connected with a shell 6 through a bearing, a fixed support 5 is fixedly connected to the bottom of the outer surface of the shell 6, the bottom of the fixed support 5 is fixedly arranged at the right end of the top of the base 3, the purpose of supporting the shell 6 is achieved by the arrangement of the fixed support 5, a protective cover 4 is fixedly arranged between the right side of the water delivery motor 1 and the left side of the outer surface of the shell 6, the number of the protective covers 4 is two, the purpose of protecting between the water delivery motor 1 and the shell 6 is achieved through the arrangement of the protective covers 4, the middle end on the right side of the shell 6 is fixedly connected with a water inlet pipe 8, the right side of the water inlet pipe 8 is fixedly connected with a first flange 7, the periphery of the first flange 7 is provided with first mounting holes, the top of the shell 6 is fixedly connected with a drain pipe 10, the top of the drain pipe 10 is fixedly connected with a second flange 9, the periphery of the second flange 9 is provided with second mounting holes, the right side of the rotating shaft 11 is fixedly provided with an impeller body 12, the right side of the impeller body 12 is movably connected with the middle end on the right side of the inner cavity of the shell 6, the middle end of the impeller body 12 is fixedly connected with a fixed cylinder 16, the middle end on the left side of the inner cavity of the fixed cylinder 16 is movably connected with a fixed shaft 15 through a bearing, a coil spring 14 is fixedly arranged between the left end of the fixed shaft 15 and the left end of the inner cavity of the fixed cylinder 16, the surface of the fixed shaft 15 and the front of the coil spring 14 are fixedly connected with a cleaning scraper 13, the surface of the cleaning scraper 13 is movably connected to the inner surface of the impeller body 12, the rotating shaft 11 can be driven to rotate along the bearing on the shell 6 by starting the water delivery motor 1, the rotating shaft 11 can drive the impeller body 12 to rotate while rotating, and a great centrifugal force is generated, so that external water is driven to pass through the water inlet pipe 8 and the shell 6 and then is discharged to the outside through the water discharge pipe 10, thereby achieving the effect of extracting the water, and the fixed cylinder 16 can be driven to rotate while the impeller body 12 rotates instantaneously, at the instant of rotation of the fixed cylinder 16, the cleaning scraper 13 and the fixed shaft 15 respectively move along the inner surface of the impeller body 12 and the bearing on the fixed cylinder 16, and the coil spring 14 inside the fixed cylinder 16 is wound, the coil spring 14 generates a reaction force on the fixed shaft 15, the cleaning scraper 13 can scrape the surface of the impeller body 12 while moving along the surface of the impeller body 12, so that dust and dirt adhered to the surface of the impeller body 12 can be separated from the surface of the impeller body 12, the effect of cleaning the surface of the impeller body 12 is achieved, the rotating shaft 11, the impeller body 12 and the fixed cylinder 16 are driven to stop rotating by controlling the water delivery motor 1 to stop working, the fixed cylinder 16 stops rotating so that the reaction force of the coil spring 14 is released, the fixed shaft 15 and the cleaning scraper 13 can be pushed to return to the original position, a user can circularly start and stop the water delivery motor 1 according to the use requirement to circularly scrape and clean the impeller body 12, and under the action of integral matching, the centrifugal pump has the function of automatically cleaning the impeller body 12, the impeller body 12 receives the jam under the effectual long-time user state of avoiding, and the use of giving people brings very big facility, has solved current centrifugal pump and has not possessed the impeller clearance function, easily has the dust dirt to adhere to the surface of impeller in the use, accumulates in every day and easily causes the problem that the impeller blockked up.

All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description will be made herein.

When the cleaning device is used, the rotating shaft 11 can be driven to rotate along the bearing on the shell 6 by starting the water delivery motor 1 to work, the rotating shaft 11 can drive the impeller body 12 to rotate while rotating, so that a great centrifugal force is generated, and then external water is driven to pass through the water inlet pipe 8 and the shell 6 and then is discharged to the outside through the water discharge pipe 10, so that the effect of extracting water is achieved, the fixed cylinder 16 can be driven to rotate while the impeller body 12 rotates instantaneously, the cleaning scraper 13 and the fixed shaft 15 respectively move along the inner surface of the impeller body 12 and the bearing on the fixed cylinder 16 at the instant of rotation of the fixed cylinder 16, and the coil spring 14 inside the fixed cylinder 16 is wound, so that the coil spring 14 generates a reaction force on the fixed shaft 15, and simultaneously, the surface of the impeller body 12 can be scraped while the cleaning scraper 13 moves along the surface of the impeller body 12, make the dust dirt of impeller body 12 surface adhesion can break away from with impeller body 12's surface, and then reached the effect of clearing up impeller body 12's surface, and drive pivot 11 through controlling water delivery motor 1 stop work, impeller body 12 and solid fixed cylinder 16 stop rotating, gu fixed cylinder 16 stops rotating makes the reaction force of wind spring 14 release, can promote fixed axle 15 and clearance scraper blade 13 and resume to the normal position, and then the user can circulate to open and stop water delivery motor 1 according to the demand of using and can carry out the scraping cleanness that circulates impeller body 12, under whole complex effect, realized that this centrifugal pump possesses the function of carrying out self-cleaning to impeller body 12, impeller body 12 receives the jam under the long-time user state of effectual avoidance, the use of giving people brings very big facility.

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 centrifugal pump that possesses automatic clearance impeller function, includes base (3) and water delivery motor (1), its characterized in that: the water delivery device is characterized in that a rotating shaft (11) is fixedly mounted at the output end of the water delivery motor (1), a shell (6) is fixedly connected at the right end of the rotating shaft (11) through a bearing, a water inlet pipe (8) is fixedly connected at the middle end of the right side of the shell (6), a water outlet pipe (10) is fixedly connected at the top of the shell (6), an impeller body (12) is fixedly mounted at the right side of the rotating shaft (11), the right side of the impeller body (12) is movably connected at the middle end of the right side of an inner cavity of the shell (6), a fixed cylinder (16) is fixedly connected at the middle end of the impeller body (12), a fixed shaft (15) is movably connected at the left middle end of the inner cavity of the fixed cylinder (16) through a bearing, a coil spring (14) is fixedly mounted between the left end of the fixed shaft (15) and the left end of the inner cavity of the fixed cylinder (16), and a cleaning scraper (13) is fixedly connected at the front of the fixed shaft (15), the surface of the cleaning scraper (13) is movably connected with the inner surface of the impeller body (12).

2. The centrifugal pump with the function of automatically cleaning the impeller according to claim 1, wherein: the bottom of the water delivery motor (1) is fixedly connected with a fixed support (2), and the bottom of the fixed support (2) is fixedly arranged at the left end of the top of the base (3).

3. The centrifugal pump with the function of automatically cleaning the impeller according to claim 1, wherein: the bottom fixedly connected with fixed bolster (5) of casing (6) surface, the bottom fixed mounting of fixed bolster (5) is in the right-hand member at base (3) top.

4. The centrifugal pump with the function of automatically cleaning the impeller according to claim 1, wherein: protection covers (4) are fixedly installed between the right side of the water delivery motor (1) and the left side of the outer surface of the shell (6), and the number of the protection covers (4) is two.

5. The centrifugal pump with the function of automatically cleaning the impeller according to claim 1, wherein: the right side fixedly connected with first ring flange (7) of inlet tube (8), first mounting hole has all been seted up around first ring flange (7).

6. The centrifugal pump with the function of automatically cleaning the impeller according to claim 1, wherein: the top fixedly connected with second ring flange (9) of drain pipe (10), the second mounting hole has all been seted up around second ring flange (9).