Large-suction-force dust collector

Abstract

The utility model relates to the technical field of dust collectors, in particular to a large-suction-force dust collector. A positioning column is integrally formed on a filter element base, a filter element assembly is sleeved on the positioning column, a filter element upper cover is clamped and fixed at one end of the positioning column, the filter element assembly is clamped between the filter element upper cover and the filter element base, and a dust cup is clamped on a machine body. A dust cup vertical clamping groove is formed in the inner side of the dust cup and connected with a dust cup transverse clamping groove, a dust cup locking groove is formed in the dust cup transverse clamping groove, a dust cup clamping block is arranged on the inner side of the machine body, and a dust cup transverse clamping block matched with the dust cup transverse clamping groove is arranged on the dust cup clamping block. And a dust cup locking block matched with the dust cup locking groove is arranged on the dust cup transverse clamping block. Compared with the prior art, according to the large-suction dust collector, the dust cup is designed to be in a rotary clamping mode, connection is firm and stable, disassembly and assembly are convenient and fast, the filter element assembly is clamped between the filter element upper cover and the filter element base, disassembly and assembly are convenient, cleaning and replacement are convenient, and the use experience feeling of a user can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum cleaners, in particular to a vacuum cleaner with large suction force.

Background Art

[0002] For the existing handheld vacuum cleaner, the connection between its dust cup and the main body is relatively complex, resulting in inconvenient disassembly and assembly. Secondly, the disassembly and assembly of the filter element assembly are inconvenient, causing certain difficulties in cleaning the filter element and affecting the user experience.

Content of the Utility Model

[0003] In order to overcome the above problems, the utility model provides a vacuum cleaner with large suction force that can effectively solve the above problems.

[0004] A technical solution provided by the utility model to solve the above technical problems is: to provide a vacuum cleaner with large suction force, including a body main body, an inner container is fixed inside the body main body, a brushless motor is arranged inside the inner container, both ends of the inner container are respectively connected with an upper cover of the inner container and a bottom cover of the inner container, the bottom cover of the inner container is fixedly connected with the body main body through screws, and a filter element base is clamped outside the upper cover of the inner container; a positioning post is integrally formed on the filter element base, a filter element assembly is sleeved on the positioning post, a filter element upper cover is clamped and fixed at one end of the positioning post, and the filter element assembly is clamped between the filter element upper cover and the filter element base; a dust cup is clamped on the body main body, and the filter element upper cover, the filter element assembly, and the filter element base are all located inside the dust cup; a vertical dust cup slot is arranged on the inner side of the dust cup, the vertical dust cup slot is connected with a horizontal dust cup slot, and a dust cup locking slot is arranged inside the horizontal dust cup slot; a dust cup clamping block is arranged on the inner side of the body main body, a horizontal dust cup clamping block matched with the horizontal dust cup slot is arranged on the dust cup clamping block, and a dust cup locking block matched with the dust cup locking slot is arranged on the horizontal dust cup clamping block.

[0005] Preferably, a cylindrical clamping platform is arranged on the lower side of the filter element upper cover, a filter element upper cover clamping block is arranged inside the cylindrical clamping platform, and a filter element upper cover locking block is integrally formed on the filter element upper cover clamping block.

[0006] Preferably, a vertical clamping slot for the filter element upper cover is arranged at the upper end of the positioning post, the vertical clamping slot for the filter element upper cover is connected with a horizontal clamping slot for the filter element upper cover, and a locking slot for the filter element upper cover is arranged inside the horizontal clamping slot for the filter element upper cover.

[0007] Preferably, a T-shaped positioning block is arranged at the bottom of the filter element base, a T-shaped positioning groove matched with the T-shaped positioning block is arranged on the upper cover of the inner container, and the T-shaped positioning block is inserted into the T-shaped positioning groove.

[0008] Preferably, a dust cup cover is clamped at the end of the dust cup, and a dust baffle is connected inside the dust cup cover.

[0009] Preferably, a stainless - steel filter screen is also provided between the upper cover of the filter element and the base of the filter element, and the stainless - steel filter screen is arranged around the filter element assembly.

[0010] Preferably, a sealing ring is provided around the bottom of the base of the filter element.

[0011] Preferably, upper silica gel is provided on the upper side of the brushless motor, and lower silica gel is provided on the lower side of the brushless motor.

[0012] Preferably, a battery and a main control board are also provided inside the inner container, and the brushless motor and the battery are respectively connected to the main control board.

[0013] Preferably, the main control board includes an MCU control circuit and a motor drive circuit. The motor drive circuit is connected to the MCU control circuit, and the brushless motor is connected to the motor drive circuit; the MCU control circuit is connected to a motor lock - ring monitoring circuit, and the motor lock - ring monitoring circuit is connected to the brushless motor.

[0014] Compared with the prior art, the large - suction vacuum cleaner of the present utility model has a dust cup designed in a rotary snap - fit manner, which is firmly and stably connected, convenient for disassembly and assembly. And by designing the upper cover of the filter element and the base of the filter element in a snap - fit manner, the filter element assembly is clamped between the upper cover of the filter element and the base of the filter element, which is convenient for disassembly and assembly, easy to clean and replace, and is conducive to improving the user experience.

Description of the Drawings

[0015] Figure 1 is an exploded view of the large - suction vacuum cleaner of the present utility model;

[0016] Figure 2 is a structural diagram of the dust cup of the large - suction vacuum cleaner of the present utility model;

[0017] Figure 3 is a structural diagram of the upper cover of the filter element of the large - suction vacuum cleaner of the present utility model;

[0018] Figure 4 is a structural diagram of the base of the filter element of the large - suction vacuum cleaner of the present utility model;

[0019] Figure 5 is a circuit block diagram of the main control board of the large - suction vacuum cleaner of the present utility model;

[0020] Figure 6 is a schematic diagram of the MCU control circuit of the large - suction vacuum cleaner of the present utility model.

Detailed Embodiments

[0021] In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and implementation examples. It should be understood that the specific implementation examples described here are only used to explain the present utility model and are not used to limit the present utility model.

[0022] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present utility model are limited to the relative positions on the specified views, rather than absolute positions.

[0023] In addition, in the present utility model, descriptions such as "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0024] Please refer to Figures 1 to 6 , the large suction vacuum cleaner of the present utility model includes a body main body 18, an inner container 13 is fixed inside the body main body 18, a brushless motor 11 is arranged inside the inner container 13, both ends of the inner container 13 are respectively connected with an upper inner container cover 9 and a bottom inner container cover 17, the bottom inner container cover 17 is fixedly connected with the body main body 18 by screws, and a filter element base 8 is clamped on the outside of the upper inner container cover 9.

[0025] A positioning post 81 is integrally formed on the filter element base 8, a filter element assembly 6 is sleeved on the positioning post 81, a filter element upper cover 4 is clamped and fixed at one end of the positioning post 81, and the filter element assembly 6 is clamped between the filter element upper cover 4 and the filter element base 8, which is convenient for disassembly and assembly and easy for cleaning and replacement.

[0026] A dust cup 3 is clamped on the body main body 18, and the filter element upper cover 4, the filter element assembly 6, and the filter element base 8 are all located inside the dust cup 3.

[0027] A vertical dust cup slot 31 is arranged on the inner side of the dust cup 3, the vertical dust cup slot 31 is connected with a horizontal dust cup slot 32, and a dust cup locking slot 33 is arranged in the horizontal dust cup slot 32.

[0028] A dust cup clamping block is arranged on the inner side of the body main body 18, a horizontal dust cup block matching with the horizontal dust cup slot 32 is arranged on the dust cup clamping block, the dust cup clamping block enters the vertical dust cup slot 31 vertically, and the horizontal dust cup block is clamped into the horizontal dust cup slot 32 by rotation.

[0029] A dust cup locking block matching with the dust cup locking slot 33 is arranged on the horizontal dust cup block. During the rotation process of the horizontal dust cup block, until the dust cup locking block is clamped into the dust cup locking slot 33, the installation of the dust cup 3 is completed, and the installation is convenient and easy for disassembly, maintenance, and cleaning.

[0030] The large-suction vacuum cleaner of the present utility model has a dust cup 3 designed in a rotary snap-connection manner, which is firmly and stably connected, easy to disassemble and assemble, and the filter element upper cover 4 and the filter element base 8 are also designed in a snap-connection manner. The filter element assembly 6 is clamped between the filter element upper cover 4 and the filter element base 8, which is convenient for disassembly and assembly, easy to clean and replace, and helps to improve the user experience.

[0031] On the lower side of the filter element upper cover 4, there is a cylindrical clamping platform 41. Inside the cylindrical clamping platform 41, there is a filter element upper cover clamping block 42, and integrally formed on the filter element upper cover clamping block 42 is a filter element upper cover locking block 43.

[0032] At the upper end of the positioning post 81, there is a filter element upper cover clamping vertical groove 82. The filter element upper cover clamping vertical groove 82 is connected to a filter element upper cover clamping horizontal groove 83, and inside the filter element upper cover clamping horizontal groove 83, there is a filter element upper cover locking groove 84.

[0033] The filter element upper cover clamping block 42 enters the filter element upper cover clamping vertical groove 82 vertically. By rotating, the filter element upper cover clamping block 42 is suspended into the filter element upper cover clamping horizontal groove 83 until the filter element upper cover locking block 43 is snapped into the filter element upper cover locking groove 84, and the installation is completed. It is convenient for disassembly and assembly and easy to maintain and clean.

[0034] At the bottom of the filter element base 8, there is a T-shaped positioning block 85. The inner tank upper cover 9 is provided with a T-shaped positioning groove matching the T-shaped positioning block 85. The T-shaped positioning block 85 is inserted into the T-shaped positioning groove, and then the filter element base 8 and the inner tank upper cover 9 are clamped tightly.

[0035] At the end of the dust cup 3, there is a dust cup cover 1 clamped, and inside the dust cup cover 1, there is a dust baffle 2 connected.

[0036] Between the filter element upper cover 4 and the filter element base 8, there is also a stainless steel filter screen 5, and the stainless steel filter screen 5 is arranged around the filter element assembly 6.

[0037] Around the bottom of the filter element base 8, there is a sealing ring 7, which is beneficial for sealing to prevent air leakage from affecting the suction.

[0038] On the upper side of the brushless motor 11, there is an upper silica gel 10, and on the lower side of the brushless motor 11, there is a lower silica gel 12, which is beneficial for protecting the motor and improving the airtightness.

[0039] Inside the inner tank 13, there are also a battery 15 and a main control board 16. The brushless motor 11 and the battery 15 are respectively connected to the main control board 16. The battery 15 is a rechargeable battery.

[0040] The main body of the machine 18 is cylindrical, the outer diameter of the main body of the machine 18 is only 50 mm, and the diameter of the brushless motor 11 is 40 mm.

[0041] The main control board 16 includes an MCU control circuit and a motor drive circuit. The motor drive circuit is connected to the MCU control circuit, and the brushless motor 11 is connected to the motor drive circuit. The MCU control circuit is connected to a motor lock ring monitoring circuit, and the motor lock ring monitoring circuit is connected to the brushless motor 11.

[0042] The main control board 16 further includes a charging management circuit and a voltage stabilizing circuit. The charging management circuit and the voltage stabilizing circuit are respectively connected to the battery 15. The battery 15 is connected to the motor drive circuit, and the voltage stabilizing circuit is connected to the MCU control circuit. The battery 15 uses a lithium battery.

[0043] The main control board 16 further includes an LED indication circuit and a key input circuit. The LED indication circuit and the key input circuit are respectively connected to the MCU control circuit.

[0044] The MCU control circuit uses a KF-20X172E model chip.

[0045] Compared with the prior art, the large suction vacuum cleaner of the present utility model has a rotating snap connection for the dust cup 3, which is firmly and stably connected, easy to disassemble and assemble. Also, the filter element upper cover 4 and the filter element base 8 are designed in a snap connection manner, and the filter element assembly 6 is clamped between the filter element upper cover 4 and the filter element base 8, which is convenient for disassembly and assembly, easy to clean and replace, and is conducive to improving the user experience.

[0046] The above are only the preferred embodiments of the present utility model, and do not limit the patent scope of the present utility model. Any modifications, equivalent replacements, and improvements made within the concept of the present utility model shall be included in the patent protection scope of the present utility model.

Claims

1. A vacuum cleaner with high suction power, characterized in that: It comprises a body, an inner liner is fixed inside the body, a brushless motor is arranged inside the inner liner, two ends of the inner liner are respectively connected with an inner liner upper cover and an inner liner bottom cover, the inner liner bottom cover is fixedly connected to the body by screws, and a filter element base is clamped on the outer side of the inner liner upper cover; A positioning column is integrally formed on the filter element base, a filter element assembly is sleeved on the positioning column, a filter element upper cover is clamped and fixed on one end of the positioning column, and the filter element assembly is clamped between the filter element upper cover and the filter element base; A dust cup is clamped on the main body of the machine, and the filter element upper cover, filter element assembly and filter element base are all located inside the dust cup; A dust cup vertical card slot is provided on the inner side of the dust cup, the dust cup vertical card slot is connected to the dust cup horizontal card slot, and a dust cup locking slot is provided in the dust cup horizontal card slot; A dust cup clamping block is arranged on the inner side of the fuselage main body, a dust cup horizontal clamping block matching the dust cup horizontal clamping groove is arranged on the dust cup clamping block, and a dust cup locking block matching the dust cup locking groove is arranged on the dust cup horizontal clamping block.

2. The high suction power vacuum cleaner according to claim 1, characterized in that: A cylindrical clamping platform is arranged at the lower side of the filter element upper cover, a filter element upper cover clamping block is arranged at the inner side of the cylindrical clamping platform, and a filter element upper cover locking block is integrally formed on the filter element upper cover clamping block.

3. The high suction power vacuum cleaner according to claim 2, characterized in that: The upper end of the positioning column is provided with a filter element upper cover clamping vertical groove, the filter element upper cover clamping vertical groove is connected with a filter element upper cover clamping horizontal groove, and a filter element upper cover locking groove is provided inside the filter element upper cover clamping horizontal groove.

4. The high suction power vacuum cleaner according to claim 1, characterized in that: A T-shaped positioning block is arranged at the bottom of the filter element base, and a T-shaped positioning groove matching the T-shaped positioning block is opened on the inner tank upper cover, and the T-shaped positioning block is inserted into the T-shaped positioning groove.

5. The high suction power vacuum cleaner according to claim 1, characterized in that: The dust cup end is clamped with a dust cup cover, and the inner side of the dust cup cover is connected with a dust blocking piece.

6. The high suction power vacuum cleaner according to claim 1, characterized in that: A stainless steel filter screen is also arranged between the filter element upper cover and the filter element base, and the stainless steel filter screen is arranged around the filter element assembly.

7. The high suction power vacuum cleaner according to claim 1, characterized in that: A sealing ring is arranged around the bottom of the filter element base.

8. The high suction power vacuum cleaner according to claim 1, characterized in that: An upper silica gel is arranged on the upper side of the brushless motor, and a lower silica gel is arranged on the lower side of the brushless motor.

9. The high suction power vacuum cleaner according to claim 1, characterized in that: A battery and a main control board are also arranged in the inner tank, and the brushless motor and the battery are respectively connected to the main control board.

10. The high suction power vacuum cleaner according to claim 9, characterized in that: The main control board includes an MCU control circuit and a motor drive circuit, the motor drive circuit is connected to the MCU control circuit, and the brushless motor is connected to the motor drive circuit; the MCU control circuit is connected to a motor lock ring monitoring circuit, and the motor lock ring monitoring circuit is connected to the brushless motor.

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