CN219528556U - Swimming pool cleaning machine - Google Patents

Abstract

The utility model discloses a swimming pool cleaning machine, which comprises a machine body, a driving device and an impeller, wherein the driving device is arranged on the machine body; the machine body is provided with a sealing cavity, the driving device is arranged in the sealing cavity, and an output shaft of the driving device penetrates through the sealing cavity to be connected with the impeller; the machine body is provided with a water guide port at the lower side of the impeller; the impeller comprises an upper wheel cover, a lower wheel cover and a plurality of arc-shaped blades arranged in the middle, the middle of the lower wheel cover is a water suction port, the lower wheel cover is in butt joint with the water guide port, the inner edges of the blades extend to the inner wall of the water suction port, the outer edges of the blades extend to the outer wall of the upper wheel cover, and the outer diameter of the upper wheel cover is smaller than that of the lower wheel cover; therefore, the technical problems that the suction and drainage efficiency generated by driving the impeller by the driving device is low, the filtration of sewage and dirt is slow, and the sewage discharge efficiency of the cleaner is affected in the existing swimming pool cleaner are solved.

Description

Swimming pool cleaning machine

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a swimming pool cleaning machine.

Background

The swimming pool cleaning machine is used for sucking dirt and cleaning the swimming pool, has the functions of cleaning the pool surface and filtering the sewage, and sucks the sewage generated after cleaning into the cleaning machine along with the dirt, filters the impurity and discharges the impurity out of the machine body so as to keep the purity of pool water. The swimming pool cleaning machine is generally provided with a driving device, an impeller and a filtering structure, wherein the driving device drives the impeller to absorb sewage, the sewage is filtered by the filtering structure, and the sewage is discharged from the machine body; because large-size dirt or silt is easy to appear in the swimming pool, the sucked sewage is easy to be connected with the dirt, and the required suction force is larger; the existing swimming pool cleaning machine is easy to generate low suction and drainage efficiency caused by the driving device driving the impeller, and sewage and dirt are slowly filtered, so that the pollution discharge efficiency of the cleaning machine is affected.

Disclosure of Invention

The utility model aims to solve the technical problems and provide the swimming pool cleaning machine, which optimizes the structure of the impeller and improves the drainage efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a swimming pool cleaning machine comprises a machine body, a driving device and an impeller; the machine body is provided with a sealing cavity, the driving device is arranged in the sealing cavity, and an output shaft of the driving device penetrates through the sealing cavity to be connected with the impeller; the machine body is provided with a water guide port at the lower side of the impeller; the impeller comprises an upper wheel cover, a lower wheel cover and a plurality of arc-shaped blades arranged in the middle, the middle of the lower wheel cover is a water suction port and is in butt joint with the water guide port, the inner edges of the blades extend to the inner wall of the water suction port, the outer edges of the blades extend to the outer wall of the upper wheel cover, and the outer diameter of the upper wheel cover is smaller than that of the lower wheel cover.

In the utility model, the driving device is arranged in the sealed cavity of the machine body, the output shaft is connected with the impeller, the impeller is driven to rotate so as to generate suction force, sewage is sucked into the machine body to be filtered and then discharged out of the machine body, the water suction port arranged on the lower wheel cover of the impeller is in butt joint with the water guide port, the filtered water is pumped and discharged out of the machine body radially after flowing through the water suction port of the impeller by the water guide port to enter water axially, the outer diameter of the lower wheel cover is larger than that of the upper wheel cover, and when the impeller rotates at the same rotating speed, the area is relatively reduced due to the smaller diameter of the upper wheel cover, the space of the water thrown out by the impeller is relatively increased, and the water throwing efficiency is improved; through optimizing the structure of impeller, promoted the efficiency of impeller, and then improved the filtration efficiency of cleaning machine.

Optionally, the number of the blades is 4, and the blades are spirally arranged between the upper wheel cover and the lower wheel cover.

Optionally, a ratio value of the outer diameter of the upper shroud to the outer diameter of the lower shroud ranges from 0.91 to 0.97.

Optionally, an annular wall extends downwards from the inner wall of the water suction port, and the edge of the end face of the annular wall is arc-shaped.

Optionally, the device further comprises a partition piece, wherein the partition piece is arranged on one side of the sealing cavity, and a space is reserved between the partition piece and the sealing cavity to form a drainage cavity; the impeller is arranged in the drainage cavity.

Optionally, a connecting column is arranged at the center of the upper wheel cover, and the output shaft is clamped with the connecting column and is provided with a limiting pin in a penetrating way.

Optionally, the middle part of the partition member is a partition wall, and the drainage cavity is formed between the partition wall and the sealing cavity; the water sucking port is arranged in the middle of the partition wall, and an arc-shaped surface is arranged at the joint of the partition wall and the side wall of the partition piece; the machine body is provided with a drain hole, the drain hole is positioned in the drain cavity, and the end part of the arc-shaped surface is in butt joint with the drain hole.

Optionally, the sealing device further comprises a fixing sleeve and an installation seat, the driving device is installed on the installation seat, the fixing sleeve is sleeved on the installation seat, and the inner cavity forms the sealing cavity.

Optionally, a fixing column is arranged on the side wall of the top of the fixing sleeve, and the fixing column is fixedly connected with the top end of the machine body through threads; the fixing device further comprises a positioning sleeve, one end of the positioning sleeve is abutted with the mounting seat, and the other end of the positioning sleeve is abutted with the fixing column.

Optionally, a plurality of sealing rings are arranged between the fixing sleeve and the mounting seat.

Drawings

FIG. 1 is a cross-sectional view of a swimming pool cleaner according to the present utility model;

FIG. 2 is an exploded view of the swimming pool cleaner of the present utility model;

FIG. 3 is a schematic view of an impeller according to the present utility model;

fig. 4 is a schematic view of an installation state of an impeller provided by the present utility model.

Detailed Description

The embodiment of the utility model provides a swimming pool cleaning machine, which is used for solving the technical problems that the existing swimming pool cleaning machine is easy to generate low suction and drainage efficiency caused by driving an impeller by a driving device, sewage and dirt are filtered slowly, and the sewage drainage efficiency of the cleaning machine is affected.

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a swimming pool cleaner, which comprises a cleaner body 100, a driving device 200 and an impeller 300; the machine body 100 is provided with a sealing cavity 110, the driving device 200 is arranged in the sealing cavity 110, and an output shaft of the driving device 200 penetrates through the sealing cavity 110 and is connected with an impeller 300; the main body 100 is provided with a water guide port 120 at the lower side of the impeller 300; the impeller 300 comprises an upper wheel cover 310, a lower wheel cover 320 and a plurality of arc-shaped blades 330 arranged in the middle, the middle of the lower wheel cover 320 is a water suction port 321, the lower wheel cover 320 is in butt joint with the water guide port 120, the inner edges of the blades 330 extend to the inner wall of the water suction port 321, the outer edges of the blades extend to the outer wall of the upper wheel cover 310, and the outer diameter of the upper wheel cover 310 is smaller than the outer diameter of the lower wheel cover 320.

Specifically, the upper side of the inner cavity of the machine body 100 is a sealing cavity 110, the driving device 200 is installed in the sealing cavity 110, the driving device 200 is formed by a motor and a reduction gear, a motor shaft of the driving device 200 penetrates through the sealing cavity 110, an impeller 300 is connected to the lower side of the sealing cavity 110, the lower side of the impeller 300 is a water guide port 120, the lower side of the water guide port 120 is a filtering structure, the impeller 300 is driven to rotate by the driving device 200 to generate suction, sucked sewage is filtered by the filtering structure, the sewage is discharged to the periphery of the impeller 300 through a water suction port 321 by the water guide port 120, the machine body 100 on two sides of the impeller 300 is provided with holes to be communicated with the outside, and the filtered water is discharged out of the machine body 100; the impeller 300 consists of an upper wheel cover 310, blades 330 and a lower wheel cover 320, wherein the blades 330 are arc-shaped, two ends of each blade 330 are connected with the upper wheel cover 310 and the lower wheel cover 320, the outer diameter of the upper wheel cover 310 is smaller than that of the lower wheel cover 320, the lower wheel cover 320 is close to the water suction side, a water suction port 321 arranged in the middle is in butt joint with the water guide port 120, the inner diameter of the water suction port 321 is smaller than that of the water guide port 120, and under the same rotating speed, the space of water thrown out by the impeller 300 is relatively increased due to the fact that the diameter of the upper wheel cover 310 is smaller than that of the lower wheel cover 320, and the water throwing efficiency is improved; through the structure of optimizing the impeller, the efficiency of impeller has been promoted, and impeller 300 rotates the efficiency of getting rid of water faster, has promoted the efficiency of drainage compared with current impeller, and then makes the blowdown efficiency of cleaning machine improve.

Further, the number of the blades 330 is 4, and the blades are spirally arranged between the upper wheel cover 310 and the lower wheel cover 320. The ratio of the outer diameter of the upper shroud 310 to the outer diameter of the lower shroud 320 ranges from 0.91 to 0.97. 4 arc-shaped blades 330 are arranged between the upper wheel cover 310 and the lower wheel cover 320, and the blades 330 are arranged at intervals in a spiral manner; the inner edges of the blades 330 are flush with the inner wall of the water suction port 321, and the outer edges extend to the outer wall of the upper shroud 310; the outer diameter of the upper wheel cover 310 is smaller than that of the lower wheel cover 320, in this embodiment, the outer diameter of the lower wheel cover 320 is 67mm, the outer diameter of the upper wheel cover 310 is 65mm, the diameters differ by 2mm, and the rotation water-throwing efficiency of the impeller 300 is improved.

Further, the inner wall of the water suction port 321 is extended downwards to form an annular wall 322, and the edge of the end face of the annular wall 322 is arc-shaped. The lower side of the water suction port 321 extends downwards to form an annular wall 322, and the annular wall 322 is in butt joint with the water guide port 120; the edges of the annular wall 322 are arc-shaped, and the outer wall of the annular wall 322 and the lower end surface of the lower wheel cover 320 are arc-shaped, so that the resistance is reduced.

Further, a connecting column 311 is arranged at the center of the upper wheel cover 310, and the output shaft is clamped with the connecting column 311 and is provided with a limiting pin 400 in a penetrating way. The center of the upper wheel cover 310 extends to the direction of the water suction port 321 to form a connecting column 311, a straight groove is formed in the top of the upper wheel cover 310 and is communicated with the fixing column 610, an output shaft penetrates through the connecting column 311, the fixing column 610 and the output shaft penetrate through the limiting pin 400, the impeller 300 is fixed with the output shaft, and the installation structure is simple and convenient to operate.

Still further, the sealing device further comprises a partition member 500, wherein the partition member 500 is arranged on one side of the sealing cavity 110, and a space is formed between the partition member and the sealing cavity 110 to form a drainage cavity 130; the impeller 300 is disposed within the drainage chamber 130. The middle part of the partition 500 is a partition wall 510, and a drainage cavity 130 is formed between the partition wall 510 and the seal cavity 110; the water sucking port 321 is arranged in the middle of the partition wall 510, and an arc-shaped surface 511 is arranged at the joint of the partition wall 510 and the side wall of the partition piece 500; the body 100 is provided with a drain hole 140, the drain hole 140 is positioned in the drain cavity 130, and the end of the arc surface 511 is abutted with the drain hole 140. The partition member 500 is installed on the lower side of the sealing cavity 110, the upper side of the partition member 500 is provided with side walls which are symmetrically distributed and matched with the impeller 300, the side walls are abutted with the sealing cavity 110, a certain interval is reserved between the side walls and the bottom of the sealing cavity 110 to form the drainage cavity 130, the middle part of the partition member 500 is provided with a partition wall 510, the partition wall 510 is provided with a water guide port 120, and the lower side of the water guide port 120 is provided with a filtering structure; the impeller 300 is installed between the partition wall 510 and the sealing cavity 110, the driving device 200 drives the impeller 300 to rotate in the drainage cavity 130 to generate suction force, water is sucked in the axial direction and is radially thrown out by the impeller 300, and the water is discharged through the drainage holes 140 positioned at two sides of the drainage cavity 130; the junction of the partition wall 510 and the sidewall of the main body is upwardly curved to form an arc surface 511, which is butted with the drain hole 140 to match the flow direction of the drain water rotated by the impeller 300.

Still further, the driving device 200 is mounted on the mounting base 700, the fixing sleeve 600 is sleeved on the mounting base 700, and the inner cavity forms the sealing cavity 110. The driving device 200 is fixed on the upper side of the installation, the side walls extend around the installation seat 700, and after the installation seat 700 is sleeved with the fixing sleeve 600, the installation seat 700 and the inner cavity of the fixing sleeve 600 form a sealing cavity 110; a plurality of sealing rings 800 are arranged between the fixing sleeve 600 and the mounting seat 700, and the sealing rings 800 are mounted through the connected side walls, so that the parts of the driving device 200, such as a host, a battery and the like, can normally operate, and water is not easy to enter.

Further, the top side wall of the fixing sleeve 600 is provided with a fixing column 610, and the fixing column 610 is fixedly connected with the top end of the machine body 100 through threads; and the fixing device also comprises a positioning sleeve 620, wherein one end of the positioning sleeve 620 is abutted against the mounting seat 700, and the other end is abutted against the fixing column 610. The top of the fixing sleeve 600 is provided with a cylindrical fixing column 610, the bottom of the fixing column 610 is penetrated with a screw or a stud, and is connected with the inner top end of the machine body 100, and the fixing sleeve 600 is difficult to install during locking due to the narrow space between the machine body 100 and the outer side of the fixing sleeve 600; the positioning sleeve 620 is hollow and cylindrical, two ends of the positioning sleeve are respectively abutted against the fixing column 610 and the mounting seat 700, the fixing column 610 is communicated by the positioning sleeve 620, and during mounting, a screw can be directly positioned to the fixing column 610 through the inside of the positioning sleeve 620 on one side of the mounting seat 700 for locking, so that quick mounting is realized.

Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims (10)

1. The swimming pool cleaning machine is characterized by comprising a machine body, a driving device and an impeller; the machine body is provided with a sealing cavity, the driving device is arranged in the sealing cavity, and an output shaft of the driving device penetrates through the sealing cavity to be connected with the impeller; the machine body is provided with a water guide port at the lower side of the impeller; the impeller comprises an upper wheel cover, a lower wheel cover and a plurality of arc-shaped blades arranged in the middle, the middle of the lower wheel cover is a water suction port and is in butt joint with the water guide port, the inner edges of the blades extend to the inner wall of the water suction port, the outer edges of the blades extend to the outer wall of the upper wheel cover, and the outer diameter of the upper wheel cover is smaller than that of the lower wheel cover.

2. The swimming pool cleaner of claim 1, wherein the number of blades is 4, arranged in a spiral pattern between the upper wheel cover and the lower wheel cover.

3. The pool cleaner of claim 1, wherein the ratio of the outer diameter of the upper shroud to the outer diameter of the lower shroud ranges from 0.91 to 0.97.

4. The swimming pool cleaner of claim 1, wherein the inner wall of the water suction port extends downwards to form an annular wall, and the edge of the end face of the annular wall is arc-shaped.

5. The swimming pool cleaner of claim 1, wherein a connecting post is arranged at the center of the upper wheel cover, and the output shaft is clamped with the connecting post and is provided with a limiting pin in a penetrating way.

6. The swimming pool cleaner of claim 1, further comprising a divider disposed on one side of the sealed cavity with a space therebetween forming a drainage chamber; the impeller is arranged in the drainage cavity.

7. The swimming pool cleaner of claim 6, wherein the middle portion of the divider is a dividing wall, the dividing wall and the sealed cavity forming the drainage chamber therebetween; the water sucking port is arranged in the middle of the partition wall, and an arc-shaped surface is arranged at the joint of the partition wall and the side wall of the partition piece; the machine body is provided with a drain hole, the drain hole is positioned in the drain cavity, and the end part of the arc-shaped surface is in butt joint with the drain hole.

8. The swimming pool cleaner of claim 1, further comprising a stationary sleeve and a mounting base, wherein the drive is mounted to the mounting base, the stationary sleeve is positioned over the mounting base, and the interior cavity forms the sealed cavity.

9. The swimming pool cleaner of claim 8, wherein the top side wall of the fixed sleeve is provided with a fixed column, and the fixed column is fixedly connected with the top end of the machine body through threads;

the fixing device further comprises a positioning sleeve, one end of the positioning sleeve is abutted with the mounting seat, and the other end of the positioning sleeve is abutted with the fixing column.

10. The pool cleaner of claim 8, wherein a plurality of sealing rings are positioned between the stationary sleeve and the mounting base.