Water pumping power device of automatic swimming pool cleaning machine and automatic swimming pool cleaning machine

Abstract

The utility model discloses a water pumping power device of an automatic swimming pool cleaning machine and the automatic swimming pool cleaning machine, which belong to the technical field of automatic swimming pool cleaning machines and comprise a sealing box, a water pump motor, a sleeve and a gland, the water pump motor penetrates through the top of the sealing box, and a motor shaft is arranged at the output end of the water pump motor and located outside the sealing box. The water pump motor is sleeved with the sleeve, the sleeve is fixedly connected with the water pump motor, a protruding ring is arranged on the outer wall of the sleeve, the lower surface of the protruding ring abuts against the upper surface of the sealing box, the inner lower side of the gland tightly presses the protruding ring, and the outer side of the gland is fixed to the sealing box through a fastener. The sealing box, the water pump motor, the sleeve and the gland are arranged in a matched mode, the inner surface of the gland is attached to the outer surface of the sleeve, and the gland prevents the sleeve from vibrating under driving of the water pump motor, so that the vibration amplitude of the water pump motor is prevented from being too large, the rotation stability of the water pump motor is maintained, and the water pumping efficiency of the water pump motor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic pool cleaners, in particular to a water pumping power device of an automatic pool cleaner and an automatic pool cleaner. Background Art

[0002] Dust, impurities, garbage, etc. often enter the pool, causing pollution to the pool environment and affecting the experience of swimmers. Therefore, it is necessary to regularly use an automatic pool cleaner to clean the pool. The existing automatic pool cleaners mainly suck the water in the pool through a water pumping device, filter it, and then discharge it. The water pump motor is an essential part of the water pumping device.

[0003] In the process of implementing the present utility model, the inventor found that there are at least the following problems in this technology. During the operation of the water pump motor, it will drive the components directly or indirectly connected to it to vibrate together, causing instability and shaking of the water pump motor and other components, resulting in the motor shaft of the water pump motor deviating from its original position and reducing the water pumping efficiency of the water pump motor. Summary of the Utility Model

[0004] In order to improve the problem that during the operation of the water pump motor mentioned above, it will drive the components directly or indirectly connected to it to vibrate together, causing instability and shaking of the water pump motor and other components, resulting in the motor shaft of the water pump motor deviating from its original position and reducing the water pumping efficiency of the water pump motor, the present utility model provides a water pumping power device of an automatic pool cleaner and an automatic pool cleaner.

[0005] The present utility model provides a water pumping power device of an automatic pool cleaner and an automatic pool cleaner, adopting the following technical solutions:

[0006] The water pumping power device of an automatic pool cleaner and an automatic pool cleaner include a sealed box, a water pump motor, a sleeve, and a gland. The water pump motor passes through the top of the sealed box. The output end of the water pump motor is equipped with a motor shaft, and the motor shaft is located outside the sealed box. The sleeve is sleeved outside the water pump motor, and the sleeve is fixedly connected to the water pump motor. A protruding ring is arranged on the outer wall of the sleeve, and the lower surface of the protruding ring abuts against the upper surface of the sealed box. The inner lower side of the gland presses the protruding ring, and the outer side of the gland is fixed to the sealed box through fasteners. The inner surface of the gland fits with the outer surface of the sleeve.

[0007] By adopting the above technical solutions, the gland prevents the sleeve from vibrating under the drive of the water pump motor, thereby preventing the water pump motor from vibrating too much, maintaining the stability of the rotation of the water pump motor, and improving the water pumping efficiency of the water pump motor.

[0008] Optionally, the fastener is a screw. A through hole is provided on the outer side of the gland. A partition is provided inside the through hole. A positioning hole is provided on the partition. A counterbore is provided on the sealing box. The screw passes through the positioning hole and enters the counterbore.

[0009] By adopting the above technical solution, the gland can be fixedly installed on the sealing box.

[0010] Optionally, a convex cylinder is provided on the top of the sealing box. The lower surface of the protruding ring abuts against the upper surface of the convex cylinder. A lower groove is provided on one side of the convex cylinder facing the protruding ring. An upper groove is provided on one side of the protruding ring facing the convex cylinder. A sealing ring is provided in the cavity formed by the lower groove and the upper groove.

[0011] By adopting the above technical solution, the sealing performance when the convex cylinder and the protruding ring are connected is increased, thereby preventing water from entering the sealing box.

[0012] Optionally, a reinforcing rib is fixedly connected between the inner side wall and the inner upper wall of the convex cylinder. The reinforcing ribs are evenly distributed in the circumferential direction of the convex cylinder, and a plurality of reinforcing ribs are provided.

[0013] By adopting the above technical solution, the situation that the convex cylinder is deformed during the rotation of the water pump motor is effectively prevented.

[0014] Optionally, a support column is fixedly connected between the lower surface of the convex cylinder and the bottom plate of the bottom of the sealing box. The support column is perpendicular to the bottom plate of the bottom of the sealing box, and one side surface of the support column is fixedly connected to the side wall of the sealing box.

[0015] By adopting the above technical solution, the stability of the top surface of the convex cylinder is strengthened, and the top surface of the convex cylinder is prevented from deforming under the rotation of the water pump motor.

[0016] Optionally, a positioning column is provided on the top of the sealing box. A side groove is provided on the outer side of the gland. The outer surface of the positioning column fits with the side groove;

[0017] A support block is fixedly connected to the side of the positioning column away from the water pump motor. The lower end of the support block is fixedly connected to the upper surface of the sealing box.

[0018] By adopting the above technical solution, the positioning column strengthens the stability of the gland, further promotes the gland to prevent the sleeve from vibrating under the drive of the water pump motor, thereby preventing the vibration amplitude of the water pump motor from being too large, further maintaining the stability of the rotation of the water pump motor, and further strengthening the stability of the positioning column through the further support of the support block, thereby indirectly further maintaining the stability of the rotation of the water pump motor.

[0019] Optionally, an impeller is fixedly installed on the water pump motor. A drainage cylinder is arranged outside the impeller. A flow guide plate is fixedly connected to the inner wall of the drainage cylinder. A connection end is arranged on the outer periphery of the drainage cylinder, and the connection end is sleeved on the positioning column.

[0020] By adopting the above technical solution, when the water pump motor rotates, it drives the impeller to rotate. The flow guide plate is arranged to guide the water flow ejected from the drainage cylinder. Through the cooperation of the connection end and the positioning column, the drainage cylinder can be limited, so that the drainage cylinder is more stable during operation.

[0021] The full-automatic pool cleaner includes the pumping power device of the above-mentioned automatic pool cleaner.

[0022] In summary, the present utility model includes at least one of the following beneficial effects:

[0023] Through the cooperative setting of the sealing box, the water pump motor, the sleeve and the gland, the inner surface of the gland fits with the outer surface of the sleeve. The gland prevents the sleeve from vibrating driven by the water pump motor, thereby preventing the water pump motor from vibrating too much, maintaining the stability of the rotation of the water pump motor, and improving the pumping efficiency of the water pump motor.

[0024] By the side groove on the gland fittingly connecting with the positioning column, the stability of the gland is strengthened, further prompting the gland to prevent the sleeve from vibrating driven by the water pump motor. And through the support block further supporting the positioning column, the stability of the positioning column is strengthened, thereby indirectly further maintaining the stability of the rotation of the water pump motor. Description of the Drawings

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained according to these drawings.

[0026] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present utility model;

[0027] Figure 2 It is the Figure 1 front cross-sectional three-dimensional structure schematic Figure 1 ;

[0028] Figure 3 It is the Figure 2 front view of the present utility model;

[0029] Figure 4 It is a schematic diagram of the partial cross-sectional three-dimensional structure of the present utility model;

[0030] Figure 5 For the present utility model Figure 4 The enlarged structural schematic diagram at position A;

[0031] Figure 6 The three-dimensional structural schematic diagram of the sleeve of the present utility model;

[0032] Figure 7 The three-dimensional structural schematic diagram of the gland of the present utility model;

[0033] Figure 8 For the present utility model Figure 1 The front sectional three-dimensional structural schematic Figure 2 ;

[0034] Figure 9 For the present utility model Figure 8 The enlarged structural schematic diagram at position B.

[0035] In the figure: 1, sealing box; 2, water pump motor; 3, sleeve; 4, gland; 5, screw; 6, guide plate; 7, drain pipe; 8, motor shaft; 9, connection end; 10, positioning column; 11, support block; 12, impeller; 13, convex cylinder; 14, lower groove; 15, reinforcing rib; 16, sealing ring; 17, protruding ring; 18, positioning hole; 19, through hole; 20, partition plate; 21, side groove; 22, support column; 23, upper groove; 24, counterbore. Specific embodiments

[0036] The following further elaborates on the present utility model in conjunction with the attached Figure 1-9 drawings.

[0037] Please refer to the drawings in the specification Figure 1 , Figure 2 , Figure 4 , Figure 5 , Figure 6 and Figure 9, An embodiment provided by the present utility model: a pumping power device and an automatic pool cleaner of the automatic pool cleaner, including a sealed box 1, a water pump motor 2, a sleeve 3 and a gland 4. The water pump motor 2 passes through the top of the sealed box 1. The output end of the water pump motor 2 is equipped with a motor shaft 8. The motor shaft 8 is located outside the sealed box 1. The sleeve 3 is sleeved outside the water pump motor 2. The sleeve 3 is fixedly connected to the water pump motor 2. The sleeve 3 and the water pump motor 2 are fixedly connected by bolts or screws. The outer wall of the sleeve 3 is provided with a protruding ring 17. The top of the sealed box 1 is provided with a convex cylinder 13. The lower surface of the protruding ring 17 abuts against the upper surface of the convex cylinder 13. A lower groove 14 is opened on one side of the convex cylinder 13 facing the protruding ring 17. An upper groove 23 is opened on one side of the protruding ring 17 facing the convex cylinder 13. A sealing ring 16 is arranged in the cavity formed by the lower groove 14 and the upper groove 23. The sealing performance when the convex cylinder 13 and the protruding ring 17 are connected is increased, thereby preventing water from entering the sealed box 1.

[0038] Please refer to the accompanying drawings in the specification Figure 2 , Figure 3 , Figure 4 and Figure 5 , a reinforcing rib 15 is fixedly connected between the inner side wall and the inner upper wall of the convex cylinder 13. The reinforcing ribs 15 are evenly distributed in the circumferential direction of the convex cylinder 13, and a plurality of reinforcing ribs 15 are provided. Effectively prevent the convex cylinder 13 from deforming during the rotation of the water pump motor 2.

[0039] Please refer to the accompanying drawings in the specification Figure 3 and Figure 8 , a support column 22 is fixedly connected between the lower surface of the convex cylinder 13 and the bottom plate of the bottom of the sealed box 1. The support column 22 is perpendicular to the bottom plate of the bottom of the sealed box 1, and one side surface of the support column 22 is fixedly connected to the side wall of the sealed box 1. The stability of the top surface of the convex cylinder 13 is enhanced, and the top surface of the convex cylinder 13 is prevented from deforming under the rotation of the water pump motor 2.

[0040] Please refer to the accompanying drawings in the specification Figure 2 , Figure 3 , Figure 7 and Figure 9 , the lower surface of the protruding ring 17 abuts against the upper surface of the sealed box 1. The inner lower side of the gland 4 presses the protruding ring 17. The outside of the gland 4 is fixed on the sealed box 1 through a fastener. The fastener is a screw 5. A through hole 19 is provided on the outside of the gland 4. A partition 20 is arranged inside the through hole 19. A positioning hole 18 is provided on the partition 20. A counterbore 24 is provided on the sealed box 1. The screw 5 passes through the positioning hole 18 and enters the counterbore 24. Thus, the gland 4 can be fixedly installed on the sealed box 1.

[0041] Please refer to the accompanying drawings in the specification Figure 2 , Figure 4 and Figure 7, the inner surface of the gland 4 fits against the outer surface of the sleeve 3. The top of the sealed box 1 is provided with positioning posts 10. The outer side of the gland 4 is provided with side grooves 21. The outer surface of the positioning post 10 fits against the side grooves 21. One side of the positioning post 10 away from the water pump motor 2 is fixedly connected with a support block 11, and the lower end of the support block 11 is fixedly connected to the upper surface of the sealed box 1. The positioning post 10 strengthens the stability of the gland 4, further prompting the gland 4 to prevent the sleeve 3 from vibrating driven by the water pump motor 2, thereby preventing the vibration amplitude of the water pump motor 2 from being too large, further maintaining the stability of the rotation of the water pump motor 2, and further supported by the support block 11, strengthening the stability of the positioning post 10, thereby indirectly further maintaining the stability of the rotation of the water pump motor 2.

[0042] Please refer to the attached drawings in the specification Figure 2 , Figure 3 and Figure 8 , an impeller 12 is fixedly installed on the water pump motor 2. A drainage cylinder 7 is arranged outside the impeller 12. A guide plate 6 is fixedly connected to the inner wall of the drainage cylinder 7. A connection end 9 is arranged on the outer periphery of the drainage cylinder 7, and the connection end 9 is sleeved on the positioning post 10. When the water pump motor 2 rotates, it drives the impeller 12 to rotate. The guide plate 6 is arranged to guide the water flow ejected from the drainage cylinder 7. Through the cooperation of the connection end 9 and the positioning post 10, the drainage cylinder 7 can be limited, making the drainage cylinder 7 more stable during operation.

[0043] The full-automatic pool cleaner includes the pumping power device of the above-mentioned automatic pool cleaner.

[0044] Working principle: During use, the water pump motor 2 works to drive the motor shaft 8 to rotate. The rotation of the motor shaft 8 drives the impeller 12 to rotate. The guide plate 6 is arranged to guide the water flow ejected from the drainage cylinder 7. During the operation of the water pump motor 2, it will drive the components directly or indirectly connected to it to vibrate together. The sleeve 3 is sleeved outside the water pump motor 2 through bolts, and the inner surface of the gland 4 is made to fit against the outer surface of the sleeve 3. The gland 4 prevents the sleeve 3 from vibrating driven by the water pump motor 2, thereby preventing the vibration amplitude of the water pump motor 2 from being too large and maintaining the stability of the rotation of the water pump motor 2. At the same time, the side grooves 21 on the gland 4 are in fit connection with the positioning posts 10, thereby strengthening the stability of the gland 4, and further supporting the positioning posts 10 through the support block 11, strengthening the stability of the positioning posts 10, further strengthening the stability of the gland 4, thereby indirectly further maintaining the stability of the rotation of the water pump motor 2 and greatly improving the pumping efficiency of the water pump motor 2.

[0045] The above are all the preferred embodiments of the present invention. The protection scope of the present invention is not limited by this. Therefore, all equivalent changes made according to the structure, shape, and principle of the present invention should be covered within the protection scope of the present invention.

Claims

1. A water pumping power device for an automatic swimming pool cleaning machine, comprising a sealing box (1), a water pump motor (2), a sleeve (3) and a gland (4), characterized in that: The water pump motor (2) passes through the top of the sealing box (1); a motor shaft (8) is installed at the output end of the water pump motor (2); the motor shaft (8) is located outside the sealing box (1); the sleeve (3) is sleeved outside the water pump motor (2); and the sleeve (3) and the water pump motor (2) are fixedly connected; The outer wall of the sleeve (3) is provided with a protruding ring (17), the lower surface of the protruding ring (17) abuts against the upper surface of the sealing box (1), the inner lower side of the pressure cover (4) presses the protruding ring (17), the outer side of the pressure cover (4) is fixed to the sealing box (1) by fasteners, and the inner surface of the pressure cover (4) fits with the outer surface of the sleeve (3).

2. The water pumping power device of the automatic swimming pool cleaning machine according to claim 1, characterized in that: The fastener is a screw (5), a through hole (19) is provided on the outer side of the gland (4), a partition (20) is provided inside the through hole (19), a positioning hole (18) is provided on the partition (20), a countersunk hole (24) is provided on the sealing box (1), and the screw (5) passes through the positioning hole (18) and enters the countersunk hole (24).

3. The water pumping power device of the automatic swimming pool cleaning machine according to claim 1, characterized in that: A convex cylinder (13) is arranged on the top of the sealing box (1), the lower surface of the protruding ring (17) abuts against the upper surface of the convex cylinder (13), a lower groove (14) is provided on the side of the convex cylinder (13) facing the protruding ring (17), an upper groove (23) is provided on the side of the protruding ring (17) facing the convex cylinder (13), and a sealing ring (16) is provided in the cavity surrounded by the lower groove (14) and the upper groove (23).

4. The water pumping power device of the automatic swimming pool cleaning machine according to claim 3, characterized in that: A reinforcing rib (15) is fixedly connected between the inner side wall and the inner upper wall of the convex cylinder (13), and the reinforcing rib (15) is evenly distributed in the circumferential direction of the convex cylinder (13), and a plurality of the reinforcing ribs (15) are provided.

5. The water pumping power device of the automatic swimming pool cleaning machine according to claim 3, characterized in that: A support column (22) is fixedly connected between the lower surface of the convex cylinder (13) and the bottom plate of the bottom of the sealed box (1); the support column (22) is perpendicular to the bottom plate of the bottom of the sealed box (1), and one side of the support column (22) is fixedly connected to the side wall of the sealed box (1).

6. The water pumping power device of the automatic swimming pool cleaning machine according to claim 1, characterized in that: A positioning column (10) is provided on the top of the sealing box (1), a side groove (21) is provided on the outer side of the gland (4), and the outer surface of the positioning column (10) is in contact with the side groove (21); A support block (11) is fixedly connected to the side of the positioning column (10) away from the water pump motor (2), and the lower end of the support block (11) is fixedly connected to the upper surface of the sealing box (1).

7. The water pumping power device of the automatic swimming pool cleaning machine according to claim 6, characterized in that: An impeller (12) is fixedly mounted on the water pump motor (2), a drainage cylinder (7) is arranged outside the impeller (12), a guide plate (6) is fixedly connected to the inner wall of the drainage cylinder (7), a connecting end (9) is arranged on the outer periphery of the drainage cylinder (7), and the connecting end (9) is sleeved on a positioning column (10).

8. Automatic swimming pool cleaning machine, characterized by: A water pumping power device comprising the automatic swimming pool cleaning machine as claimed in any one of claims 1 to 7.

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