Cyclone dust collector

Abstract

The utility model relates to the technical field of dust collectors, in particular to a cyclone dust collector. A dust cup is detachably connected to the upper end of a main machine, one side of a dust cup cover is in shaft connection with the upper end of the dust cup, the other side of the dust cup cover is connected with the dust cup through a lock catch button, an air inlet nozzle is arranged on the side portion of the dust cup cover, and a side air channel communicated with the air inlet nozzle is arranged on the side portion inside the dust cup. A storage groove is further formed in the dust cup, the bottom of the side air channel is communicated with the storage groove through a notch, a filter screen cover is arranged in the storage groove, a filter element assembly is arranged in the filter screen cover, and a spiral air guide column is arranged on the filter screen cover. Compared with the prior art, when the cyclone dust collector is used, airflow enters the storage groove from the bottom of the storage groove and rises in a cyclone mode along the spiral air guide column from the bottom of the storage groove, impurities in the storage groove can be blown to the top of the dust cup by the airflow, the filter element assembly is prevented from being blocked by the impurities, dust and the like, and the filter element does not need to be cleaned frequently. And the dust collection efficiency and the use experience 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 cyclone vacuum cleaner. [Background technology]

[0002] Most of the handheld vacuum cleaners in the prior art use a method in which the airflow directly sucks the dust in. In this method, the dust will immediately clog the filter element, which greatly reduces the dust collection efficiency. The filter element needs to be cleaned or replaced very quickly, resulting in a poor user experience. [Contents of the utility model]

[0003] In order to overcome the above problems, the utility model provides a cyclone vacuum cleaner which can effectively solve the above problems.

[0004] The utility model provides a technical solution to solve the above-mentioned technical problems: a cyclone vacuum cleaner is provided, comprising a main unit, a dust cup and a dust cup cover, wherein the dust cup is detachably connected to the upper end of the main unit, one side of the dust cup cover is axially connected to the upper end of the dust cup, and the other side of the dust cup cover is connected to the dust cup through a locking button; an air inlet nozzle is arranged on the side of the dust cup cover, a side air duct connected to the air inlet nozzle is arranged on the side of the inner side of the dust cup, a storage tank is also arranged inside the dust cup, and the bottom of the side air duct is connected to the storage tank through a notch; a filter cover is arranged inside the storage tank, a filter element assembly is arranged inside the filter cover, and a spiral air guide column is arranged on the filter cover.

[0005] Preferably, a motor and a main control board are arranged inside the host, a power button is arranged outside the host, and the power button and the motor are respectively connected to the main control board.

[0006] Preferably, an inner cover assembly is provided on the inner side of the dust cup cover, the inner cover assembly includes a sealing TPU soft rubber, the inner cover assembly is provided with an inner air inlet nozzle, and the inner air inlet nozzle is connected to the side air duct.

[0007] Preferably, a dust blocking piece is provided at the bottom of the inner air inlet nozzle, the dust blocking piece is axially connected to the dust cup cover, and a rotation spring is provided at the axial connection between the dust blocking piece and the dust cup cover.

[0008] Preferably, a turnover spring is provided at the axial connection between the dust cup cover and the dust cup.

[0009] Preferably, the main machine comprises a main body tube, an inner liner is arranged inside the main body tube, the motor is arranged inside the inner liner, and upper motor silicone and lower motor silicone are respectively arranged on the upper and lower sides of the motor.

[0010] Preferably, a battery is also provided in the inner container, and the main control board is also located inside the inner container, and the battery is connected to the main control board.

[0011] 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 motor is connected to the motor drive circuit.

[0012] Preferably, the motor is a brushless motor, 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.

[0013] Preferably, the main control board also 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, the battery is connected to the motor drive circuit, and the voltage stabilizing circuit is connected to the MCU control circuit.

[0014] Compared with the prior art, when the cyclone vacuum cleaner of the utility model is used, the airflow enters the storage tank from the bottom of the storage tank, and the airflow rises in a cyclone manner along the spiral air guide column from the bottom of the storage tank. The debris in the storage tank will be blown to the top of the dust cup by the airflow, preventing debris, dust, etc. from clogging the filter element assembly. There is no need to clean the filter element frequently, which is beneficial to improving the dust collection efficiency and the user experience.

Brief Description of the Drawings

[0015] Figure 1 It is a three-dimensional diagram of the cyclone vacuum cleaner of the utility model;

[0016] Figure 2 This is an exploded view of the cyclone vacuum cleaner of the utility model;

[0017] Figure 3 It is a side view of the cyclone vacuum cleaner of the utility model;

[0018] Figure 4 for Figure 3 Middle AA section view;

[0019] Figure 5 This is a circuit diagram of the main control board of the cyclone vacuum cleaner of the utility model;

[0020] Figure 6 The figure is a schematic diagram of the MCU control circuit of the cyclone vacuum cleaner of the present invention. [Specific implementation method]

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and implementation examples. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the 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 invention are limited to relative positions on a specified view, rather than absolute positions.

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

[0024] See also Figures 1 to 6 The cyclone vacuum cleaner of the utility model comprises a main unit 300, a dust cup 200 and a dust cup cover 100. The dust cup 200 is detachably connected to the upper end of the main unit 300. One side of the dust cup cover 100 is axially connected to the upper end of the dust cup 200, and the other side of the dust cup cover 100 is connected to the dust cup 200 through a lock button 400. When in use, the dust cup cover 100 can be opened by pressing the lock button 400, and the sundries in the dust cup 200 can be easily poured out, which is also convenient to operate with one hand. The dust cup 200 is connected to the upper end of the main unit 300 and then rotated and fixed.

[0025] The dust cup cover 100 is provided with an air inlet nozzle 101 on the side, the inner side of the dust cup 200 is provided with a side air duct 201 connected with the air inlet nozzle 101, the dust cup 200 is also provided with a storage tank 203, and the bottom of the side air duct 201 is connected with the storage tank 203 through a notch 202.

[0026] A filter cover 210 is disposed inside the storage tank 203 , a filter element assembly 220 is disposed inside the filter cover 210 , and a spiral air guide column 211 is disposed on the filter cover 210 .

[0027] During use, the airflow enters the storage tank 203 from the bottom of the storage tank 203, and the airflow rises in a cyclone-like manner along the spiral air guide column 211 from the bottom of the storage tank 203. The debris in the storage tank 203 will be blown to the top of the dust cup 200 by the airflow, preventing debris, dust, etc. from blocking the filter element assembly 220. There is no need to clean the filter element frequently, which is beneficial to improving the dust collection efficiency and the user experience.

[0028] The host 300 is provided with a motor 370 and a main control board 390 , and the host 300 is provided with a power button 500 on the outside. The power button 500 and the motor 370 are connected to the main control board 390 , respectively.

[0029] The interior of the main unit 300 is connected to the dust cup 200, and an air outlet is provided at the bottom of the main unit 300 to form a circulating air channel.

[0030] An inner cover assembly 110 is arranged on the inner side of the dust cup cover 100, and the inner cover assembly 110 includes a sealing TPU soft rubber. The inner cover assembly 110 is provided with an inner air inlet nozzle 111, and the inner air inlet nozzle 111 is connected to the side air duct 201. The inner cover assembly 110 is conducive to sealing and isolating the side air duct 201 and the storage tank 203 at the top, and the airflow can only enter the storage tank 203 through the notch 202 at the bottom, forming a cyclone airflow from bottom to top.

[0031] A dust blocking piece 120 is provided at the bottom of the inner air inlet nozzle 111, and the dust blocking piece 120 is axially connected to the dust cup cover 100. A rotating spring is provided at the axial connection between the dust blocking piece 120 and the dust cup cover 100. The rotating spring is used to keep the dust blocking piece 120 sealing the inner air inlet nozzle 111 during non-working hours to prevent dust leakage.

[0032] A flip spring is provided at the axial connection between the dust cup cover 100 and the dust cup 200, and the flip spring is used to pop open the dust cup cover 100 after the lock button 400 is pressed to unlock it, so as to facilitate pouring out the debris inside for cleaning.

[0033] The host 300 includes a main body tube 310, an inner liner 340 is arranged inside the main body tube 310, and the motor 370 is arranged inside the inner liner 340. The upper and lower sides of the motor 370 are respectively provided with motor upper silicone 360 ​​and motor lower silicone 361, which are beneficial to protecting the motor 370 and improving air tightness.

[0034] A battery 380 is also disposed in the inner container 340 , and the main control board 390 is also located inside the inner container 340 , and the battery 380 is connected to the main control board 390 .

[0035] The upper end and the lower end of the inner liner 340 are respectively connected to an inner liner upper cover 350 and an inner liner lower cover 330 to prevent the components in the inner liner 340 from falling out.

[0036] The bottom of the main body tube 310 is connected to a bottom cover 311 , and the air outlet is disposed on the bottom cover 311 .

[0037] The outer side of the bottom cover 311 is provided with a connecting thread, and the connecting thread can be connected to a blowing nozzle for blowing.

[0038] The main control board 390 includes an MCU control circuit and a motor drive circuit, the motor drive circuit is connected to the MCU control circuit, and the motor 370 is connected to the motor drive circuit. The motor 370 adopts a brushless motor. 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.

[0039] The main control board 390 further includes a charging management circuit and a voltage stabilizing circuit, which are respectively connected to a battery 380, the battery 380 is connected to a motor driving circuit, and the voltage stabilizing circuit is connected to an MCU control circuit. The battery 380 is a lithium battery.

[0040] The main control board 390 further includes an LED indication circuit and a key input circuit, and the LED indication circuit and the key input circuit are respectively connected to the MCU control circuit.

[0041] The MCU control circuit adopts KF-20X172E chip.

[0042] Compared with the prior art, when the cyclone vacuum cleaner of the utility model is used, the airflow enters the storage tank 203 from the bottom of the storage tank 203, and the airflow rises in a cyclone-like manner along the spiral air guide column 211 from the bottom of the storage tank 203. The debris in the storage tank 203 will be blown to the top of the dust cup 200 by the airflow, preventing debris, dust, etc. from blocking the filter element assembly 220. It is not necessary to clean the filter element frequently, which is conducive to improving the dust collection efficiency and the user's experience. The cyclone vacuum cleaner has auxiliary functions such as blowing and suction, strong suction, and rich accessories that can be used in a variety of different occasions. The air inlet is equipped with blowing and suction nozzles of different specifications, which can be used to vacuum things that need to be sucked, such as storage bags; after the air outlet is equipped with a blowing nozzle, it can be used to inflate things that need to be inflated, such as balloons, inflatable cushions, etc. At the same time, the blowing nozzle can blow out the dust in the corners that the vacuum cleaner cannot reach and then vacuum it. It is equipped with a long nozzle suction, a short-haired brush, a pet brush, a blowing nozzle, and other accessories.

[0043] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. Any modifications, equivalent substitutions and improvements made within the concept of the present invention should be included in the patent protection scope of the present invention.

Claims

1. A cyclone vacuum cleaner, characterized in that: It includes a main unit, a dust cup and a dust cup cover, wherein the dust cup is detachably connected to the upper end of the main unit, one side of the dust cup cover is axially connected to the upper end of the dust cup, and the other side of the dust cup cover is connected to the dust cup through a locking button; An air inlet nozzle is arranged on the side of the dust cup cover, a side air duct connected to the air inlet nozzle is arranged on the inner side of the dust cup, a storage tank is also arranged inside the dust cup, and the bottom of the side air duct is connected to the storage tank through a notch; A filter cover is arranged inside the storage tank, a filter element assembly is arranged inside the filter cover, and a spiral air guide column is arranged on the filter cover.

2. The cyclone vacuum cleaner according to claim 1, characterized in that: A motor and a main control board are arranged inside the host, a power button is arranged outside the host, and the power button and the motor are connected to the main control board respectively.

3. The cyclone vacuum cleaner according to claim 1, characterized in that: An inner cover assembly is arranged on the inner side of the dust cup cover, the inner cover assembly includes a sealing TPU soft rubber, and the inner cover assembly is provided with an inner air inlet nozzle, and the inner air inlet nozzle is connected to the side air duct.

4. The cyclone vacuum cleaner according to claim 3, characterized in that: A dust blocking piece is arranged at the bottom of the inner air inlet nozzle, and the dust blocking piece is axially connected to the dust cup cover, and a rotation spring is arranged at the axial connection between the dust blocking piece and the dust cup cover.

5. The cyclone vacuum cleaner according to claim 1, characterized in that: A turnover spring is arranged at the axial connection between the dust cup cover and the dust cup.

6. The cyclone vacuum cleaner according to claim 2, characterized in that: The main machine comprises a main body tube, an inner liner is arranged inside the main body tube, the motor is arranged inside the inner liner, and upper motor silicone and lower motor silicone are arranged on the upper and lower sides of the motor respectively.

7. The cyclone vacuum cleaner according to claim 6, characterized in that: A battery is also arranged in the inner container, and the main control board is also located inside the inner container, and the battery is connected to the main control board.

8. The cyclone vacuum cleaner according to claim 7, characterized in that: The main control board comprises an MCU control circuit and a motor drive circuit, the motor drive circuit is connected to the MCU control circuit, and the motor is connected to the motor drive circuit.

9. The cyclone vacuum cleaner according to claim 8, characterized in that: The motor is a brushless motor, 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.

10. The cyclone vacuum cleaner according to claim 8, characterized in that The main control board also 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, the battery is connected to the motor drive circuit, and the voltage stabilizing circuit is connected to the MCU control circuit.

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