Spiral air type outlet air filtering structure of dust collector

Abstract

The invention discloses a spiral air type air outlet filtering structure of a dust collector, which comprises a motor cover, a plurality of air outlets, a plurality of air inlet pipes, a plurality of air outlet pipes and a plurality of air outlet pipes, the motor cover is provided with a cavity, a motor is arranged in the cavity, the motor cover is provided with a plurality of air outlets, and the plurality of air outlets are communicated with the cavity and are arranged in a spiral rising mode; and the HEPA assembly is arranged on the side, away from the cavity, of the air outlet, and the HEPA assembly is detachably connected to the motor cover. Compared with the prior art, the problems that the dust collector blows air in a roadway mode or a grid mesh mode, noise is large, and the use experience of a user is affected can be solved.

Description

Technical Field

[0001] The invention belongs to the technical field of cleaning appliances, and in particular relates to a spiral wind outlet filter structure of a vacuum cleaner. Background Art

[0002] The vacuum cleaner uses an electric motor to drive the fan to rotate at high speed, forming a local vacuum in the dust collecting chamber, creating an air pressure difference with the outside of the dust collecting chamber to generate airflow. The dust is sucked into the dust collecting chamber along with the airflow, and after filtering, the dust is retained in the dust collecting chamber and clean air is discharged.

[0003] The existing Chinese patent CN202420861300.8 discloses an electric dust suction device, which includes a casing, a dust cup and a motor are provided on the casing, the dust cup is located on the side of the motor, the dust cup is detachably connected to the outside of the casing, a cyclone filtering structure is provided in the dust cup, a motor cover is detachably connected to the casing, the motor is detachably connected to the inside of the motor cover, an air inlet pipe connected to the inside of the dust cup is provided at the front end of the casing, an air outlet grille connected to the motor cover is provided at the rear end of the casing, an air outlet sea hand is detachably connected to the air outlet grille, the air outlet sea hand is located in the casing and on the rear side of the motor cover, the front side of the motor cover is detachably connected to the air inlet sea hand, and the motor cover is connected to the inside of the dust cup through the air inlet sea hand. Under the negative pressure of the motor, the external air enters the dust cup through the air inlet pipe, and is filtered through the cyclone filter structure to achieve gas-dust separation. The separated gas first passes through the air inlet HEPA filter and enters the motor cover, and then passes through the air outlet HEPA to be discharged from the air outlet grille, so that the separated gas passes through the HEPA filter twice before being discharged into the air, which is conducive to improving the filtering effect and plays a good protective role on the motor. It and the existing vacuum cleaners are all tunnel-type or grid-type air outlets, which are noisy and affect the user experience. Summary of the invention

[0004] The purpose of the present invention is to provide a spiral wind outlet filter structure for a vacuum cleaner in order to solve the problem that vacuum cleaners all have tunnel-type air outlet or grid-type air outlet, which causes loud noise and affects the user experience.

[0005] In order to achieve the above object, the present invention provides a spiral wind outlet filter structure of a vacuum cleaner, which comprises:

[0006] A motor cover, wherein the motor cover has a cavity, a motor is arranged in the cavity, a plurality of air outlets are arranged on the motor cover, the plurality of air outlets are all connected to the cavity, and the plurality of air outlets are arranged in a spiral ascending manner;

[0007] The HEPA component is arranged on a side of the air outlet away from the cavity, and the HEPA component is detachably connected to the motor cover.

[0008] As a further description of the above technical solution:

[0009] A first through hole is disposed on the side of the motor cover, a guide plate is disposed in the first through hole, and the air outlet is disposed on the guide plate.

[0010] As a further description of the above technical solution:

[0011] The guide plate is detachably connected to the motor cover.

[0012] As a further description of the above technical solution:

[0013] A partition is arranged in the cavity, and the partition divides the cavity into a first cavity and a second cavity. The first cavity is connected to the second cavity through a second through hole on the partition, and the air outlet is connected to the second cavity.

[0014] As a further description of the above technical solution:

[0015] The bottom of the motor cover is an open structure. The bottom of the motor cover is provided with a plug-in slot, which is arranged along the circumference of the motor cover. The plug-in slot is plug-connected with a fixing strip on the housing of the vacuum cleaner.

[0016] As a further description of the above technical solution:

[0017] The vacuum cleaner housing is provided with a sealing groove, the bottom of the partition is plugged into the sealing groove, and the sealing groove is located on the inner side of the plugging groove.

[0018] As a further description of the above technical solution:

[0019] The vacuum cleaner housing comprises an upper shell and a lower shell, wherein the upper shell is detachably connected to the lower shell, and the motor cover is built in a space enclosed by the upper shell and the lower shell.

[0020] As a further description of the above technical solution:

[0021] A plurality of connection blocks are arranged on the side of the motor cover, and a first screw hole is arranged on the connection block. A stud is arranged at a position of the lower shell corresponding to the first screw hole, and a second screw hole is arranged on the stud.

[0022] As a further description of the above technical solution:

[0023] A third through hole is arranged on the top of the motor cover, and the third through hole is located directly above the motor.

[0024] As a further description of the above technical solution:

[0025] The HEPA assembly includes an air outlet grille and an air outlet HEPA. The air outlet grille is detachably connected to the motor cover, and the air outlet HEPA is arranged on a side of the air outlet grille close to the motor.

[0026] To sum up, due to the adoption of the above-mentioned technical scheme, the beneficial effect of the present invention is: by arranging a guide plate at the exhaust port of the motor cover, a plurality of air outlets are opened on the guide plate, and all the air outlets are arranged in a spiral ascending manner, thereby ensuring that the air outlet rotates regularly and uniformly, making the air outlet noise small. Because the wind is rotating, every direction of the air outlet HEPA can be effectively utilized, thereby increasing the service life and efficiency of the air outlet HEPA. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0028] Figure 1 The present invention is a structural schematic diagram of a spiral wind outlet filter structure of a vacuum cleaner.

[0029] Figure 2 The exploded view is a spiral wind outlet filter structure of a vacuum cleaner.

[0030] Figure 3 The present invention is a structural schematic diagram of a motor cover in a spiral wind outlet filter structure of a vacuum cleaner.

[0031] Figure 4 The present invention is a structural schematic diagram of a guide plate in a spiral wind outlet filter structure of a vacuum cleaner.

[0032] Figure 5 The present invention is a schematic structural diagram of a lower shell in a spiral air outlet filter structure of a vacuum cleaner.

[0033] Figure 6 The present invention is a reference state diagram of wind flow direction in a spiral wind outlet filter structure of a vacuum cleaner.

[0034] Legend:

[0035] 1. Motor cover; 2. Cavity; 21. First cavity; 22. Second cavity; 3. Motor; 4. Air outlet; 5. HEPA assembly; 6. First through hole; 7. Guide plate; 8. Plug slot; 9. Vacuum cleaner housing; 91. Upper shell; 92. Lower shell; 10. Fixing strip; 11. Sealing groove; 12. Connecting block; 13. First screw hole; 14. Stud; 15. Second screw hole; 16. Third through hole; 17. Partition. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0037] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0039] In the description of the embodiments of the present invention, it should be noted that the terms "upper", "inner", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the inventive product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0040] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0041] Embodiment 1:

[0042] See also Figures 1 to 6 The present invention provides a spiral wind outlet filter structure for a vacuum cleaner, comprising:

[0043] A motor cover 1, wherein the motor cover 1 has a cavity 2, a motor 3 is arranged in the cavity 2, a plurality of air outlets 4 are arranged on the motor 3 cover 1, the plurality of air outlets 4 are all connected to the cavity 2, and the plurality of air outlets 4 are arranged in a spiral ascending manner;

[0044] The HEPA component 5 is arranged on a side of the air outlet 4 away from the cavity 2 , and the HEPA component 5 is detachably connected to the motor cover 1 .

[0045] The present invention provides a spiral wind air outlet filtering structure of a vacuum cleaner, which is mainly provided with a motor cover, the motor cover has a cavity, a motor is arranged in the cavity, and a plurality of air outlets are arranged on the motor cover, the plurality of air outlets are all connected to the cavity, and the plurality of air outlets are arranged in a spiral ascending manner; a HEPA component, the HEPA component is arranged on a side of the air outlet away from the cavity, and the HEPA component is detachably connected to the motor cover.

[0046] Through the setting of the above structure, a guide plate is arranged at the exhaust port of the motor cover, and a plurality of air outlets are opened on the guide plate. All the air outlets are arranged in a spiral ascending manner. This can ensure that the air outlet rotates regularly and uniformly, making the air outlet noise small. Because the wind is rotating, every direction of the air outlet HEPA can be effectively utilized, thereby increasing the service life and efficiency of the air outlet HEPA.

[0047] Embodiment 2:

[0048] See also Figures 1 to 6 The present invention provides a spiral wind outlet filter structure for a vacuum cleaner, comprising:

[0049] A motor cover 1, wherein the motor cover 1 has a cavity 2, a motor 3 is arranged in the cavity 2, a plurality of air outlets 4 are arranged on the motor 3 cover 1, the plurality of air outlets 4 are all connected to the cavity 2, and the plurality of air outlets 4 are arranged in a spiral ascending manner;

[0050] The HEPA component 5 is arranged on a side of the air outlet 4 away from the cavity 2 , and the HEPA component 5 is detachably connected to the motor cover 1 .

[0051] Through the setting of the above structure, a guide plate is arranged at the exhaust port of the motor cover, and a plurality of air outlets are opened on the guide plate. All the air outlets are arranged in a spiral ascending manner. This can ensure that the air outlet rotates regularly and uniformly, making the air outlet noise small. Because the wind is rotating, every direction of the air outlet HEPA can be effectively utilized, thereby increasing the service life and efficiency of the air outlet HEPA.

[0052] A first through hole 6 is disposed on the side of the motor cover 1 . A guide plate 7 is disposed in the first through hole 6 . The air outlet 4 is disposed on the guide plate 7 .

[0053] The air outlets on the guide plate appear as three straight lines when viewed from a bird's-eye view. The intersection of the three straight lines is the center point of the guide plate. The air outlets on each straight line are arranged symmetrically around the center point, and the air outlets on both sides of the center point are in opposite directions. This can prevent wind flow turbulence and ensure regular and uniform rotation of the air outlet.

[0054] Embodiment three:

[0055] See also Figures 1 to 6 The present invention provides a spiral wind outlet filter structure for a vacuum cleaner. This embodiment further provides the following improved technical solutions based on the above embodiments: the guide plate 7 is detachably connected to the motor cover 1. The above structure makes it easy to disassemble the guide plate, thereby facilitating the repair and replacement of the guide plate.

[0056] In another embodiment, the guide plate and the motor cover are an integrally formed structure, which can make the guide plate more stably fixed, reduce the number of assembly steps, and improve the production efficiency of the vacuum cleaner.

[0057] Embodiment 4:

[0058] See also Figures 1 to 6 The present invention provides a spiral wind type air outlet filter structure for a vacuum cleaner. This embodiment further makes the following improved technical solutions based on the above embodiments: a partition 17 is arranged in the cavity 2, and the partition 17 divides the cavity 2 into a first cavity 21 and a second cavity 22. The first cavity 21 is connected to the second cavity 22 through the second through hole on the partition 17, and the air outlet 4 is connected to the second cavity 22. Through the arrangement of the above structure, the partition divides the cavity into two smaller spaces, and the motor is located in the first cavity, which can increase the speed of air outflow; and the partition is circular, and part of it is connected to the motor cover, so that the partition connection can be more stable, and the circular partition can ensure that the air outlet rotates regularly and uniformly.

[0059] Embodiment five:

[0060] See also Figures 1 to 6 The present invention provides a spiral wind outlet filter structure for a vacuum cleaner. This embodiment further provides the following improved technical solutions based on the above embodiments: the bottom of the motor cover 1 is an open structure, and a plug-in slot 8 is provided at the bottom of the motor cover 1. The plug-in slot 8 is arranged along the circumference of the motor cover 1, and the plug-in slot 8 is plug-connected with a fixing strip 10 on a vacuum cleaner housing 9. With the above-mentioned structure, the bottom of the motor cover is an open structure, which can facilitate the entry and exit of the motor. The mutual cooperation between the plug-in slot and the fixing strip can improve the sealing effect and facilitate assembly.

[0061] Embodiment six:

[0062] See also Figures 1 to 6The present invention provides a spiral wind outlet filter structure for a vacuum cleaner. This embodiment further provides the following improved technical solutions based on the above embodiments: a sealing groove 11 is provided on the vacuum cleaner housing 9, the bottom of the partition is plugged into the sealing groove 11, and the sealing groove 11 is located on the inner side of the plug-in groove 8. Through the above structure, the sealing groove and the partition can form a second sealing structure, further improving the sealing effect.

[0063] Embodiment seven:

[0064] See also Figures 1 to 6 The present invention provides a spiral wind outlet filter structure for a vacuum cleaner. This embodiment further makes the following improved technical solutions on the basis of the above embodiments: the vacuum cleaner housing 9 includes an upper shell 91 and a lower shell 92, the upper shell 91 is detachably connected to the lower shell 92, and the motor cover 1 is built in the space surrounded by the upper shell 91 and the lower shell 92. A plurality of connecting blocks 12 are arranged on the side of the motor cover 1, and a first screw hole 13 is arranged on the connecting block 12. A stud 14 is arranged at a position of the lower shell 92 corresponding to the first screw hole 13, and a second screw hole 15 is arranged on the stud 14. Through the arrangement of the above structure, the motor cover can be detachably connected by screws through the first screw hole and the second screw hole, thereby reducing the difficulty of assembling the motor cover.

[0065] Embodiment eight:

[0066] See also Figures 1 to 6 The present invention provides a spiral wind outlet filter structure for a vacuum cleaner. This embodiment further provides the following improved technical solutions based on the above embodiments: a third through hole 16 is provided on the top of the motor cover 1, and the third through hole 16 is located directly above the motor 3. The HEPA assembly 5 includes an outlet grille and an outlet HEPA, and the outlet grille is detachably connected to the motor cover 1, and the outlet HEPA is provided on a side of the outlet grille close to the motor 3. Through the above structure, the third through hole is located at the air inlet, which is convenient for air intake.

[0067] Working principle: By setting a guide plate at the exhaust port of the motor cover, a number of air outlets are opened on the guide plate, and all the air outlets are arranged in a spiral ascending manner, so as to ensure that the air outlet rotates regularly and uniformly, such as Figure 6 In the direction of the middle arrow, the air outlet noise is small. Because the wind is rotating, every direction of the air outlet HEPA can be effectively utilized, increasing the service life and efficiency of the air outlet HEPA.

[0068] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A spiral wind outlet filter structure for a vacuum cleaner, characterized in that: include: A motor cover, wherein the motor cover has a cavity, a motor is arranged in the cavity, a plurality of air outlets are arranged on the motor cover, the plurality of air outlets are all connected to the cavity, and the plurality of air outlets are arranged in a spiral ascending manner; The HEPA component is arranged on a side of the air outlet away from the cavity, and the HEPA component is detachably connected to the motor cover.

2. The spiral air outlet filter structure of a vacuum cleaner according to claim 1, characterized in that: A first through hole is disposed on the side of the motor cover, a guide plate is disposed in the first through hole, and the air outlet is disposed on the guide plate.

3. The spiral air outlet filter structure of a vacuum cleaner according to claim 2, characterized in that: The guide plate is detachably connected to the motor cover.

4. The spiral air outlet filter structure of a vacuum cleaner according to claim 1, characterized in that: A partition is arranged in the cavity, and the partition divides the cavity into a first cavity and a second cavity. The first cavity is connected to the second cavity through a second through hole on the partition, and the air outlet is connected to the second cavity.

5. The spiral air outlet filter structure of a vacuum cleaner according to claim 4, characterized in that: The bottom of the motor cover is an open structure. The bottom of the motor cover is provided with a plug-in slot, which is arranged along the circumference of the motor cover. The plug-in slot is plug-connected with a fixing strip on the housing of the vacuum cleaner.

6. The spiral air outlet filter structure of a vacuum cleaner according to claim 5, characterized in that: The vacuum cleaner housing is provided with a sealing groove, the bottom of the partition is plugged into the sealing groove, and the sealing groove is located on the inner side of the plugging groove.

7. The spiral air outlet filter structure of a vacuum cleaner according to claim 4, characterized in that: The vacuum cleaner housing comprises an upper shell and a lower shell, wherein the upper shell is detachably connected to the lower shell, and the motor cover is built in a space enclosed by the upper shell and the lower shell.

8. The spiral air outlet filter structure of a vacuum cleaner according to claim 7, characterized in that: A plurality of connection blocks are arranged on the side of the motor cover, and a first screw hole is arranged on the connection block. A stud is arranged at a position of the lower shell corresponding to the first screw hole, and a second screw hole is arranged on the stud.

9. The spiral air outlet filter structure of a vacuum cleaner according to claim 1, characterized in that: A third through hole is arranged on the top of the motor cover, and the third through hole is located directly above the motor.

10. The spiral air outlet filter structure of a vacuum cleaner according to claim 1, characterized in that: The HEPA assembly includes an air outlet grille and an air outlet HEPA. The air outlet grille is detachably connected to the motor cover, and the air outlet HEPA is arranged on a side of the air outlet grille close to the motor.

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