Dual-dust-bin portable vacuum cleaner

Abstract

This utility model discloses a portable vacuum cleaner with dual dust chambers, comprising: a vacuum cleaner body, which is a gun-shaped structure; a dust collection chamber and a nozzle assembly at the front end of the vacuum cleaner body; the nozzle assembly being sealed at the front end of the dust collection chamber; and the nozzle assembly and dust collection chamber being movably connected by corresponding rotating and snap-fit ​​structures; the dust collection chamber being a cylindrical structure; and an integral partition inside the dust collection chamber dividing it into a first dust collection chamber and a second dust collection chamber; a filter assembly embedded at the rear of the dust collection chamber; and conductive copper pillars and cover plates corresponding to the outer sides of the dust collection chamber. The dual dust collection chamber design of this utility model significantly improves the air intake volume, preventing overheating or overheat protection due to limited dust collection chamber volume, thus avoiding a short product lifespan. This utility model has a simple structure, is easy to manufacture, is compact, has a large air intake volume, a long service life, low cost, and is easy to use, greatly improving the user experience.

Description

Technical Field

[0001] This utility model relates to the field of cleaning equipment technology, and in particular to a portable vacuum cleaner with dual dust chambers. Background Technology

[0002] Portable vacuum cleaners are small vacuum cleaners that can be used in both homes and cars. They meet people's needs for vacuuming small areas such as crevices in the car, desktops, and keyboards. They are compact in size and easy to carry and store. Users can hold them directly on the outside of the main body without the need for a separate handle.

[0003] Portable vacuum cleaners currently on the market have complex structures, are difficult to manufacture, and have high manufacturing costs. They also have a single dust collection chamber, which often leads to a small air intake due to the limited dust collection volume, causing the machine to overheat or trigger overheat protection. Ultimately, this results in a short product lifespan, a poor user experience, and inconvenience for carrying around.

[0004] Therefore, there is an urgent need for technicians in this field to develop a portable vacuum cleaner that is simple in structure, small in size, has a large air intake, long service life, good user experience, and is easy to use. Utility Model Content

[0005] The technical problem to be solved by this utility model is to provide a portable vacuum cleaner with a dual dust chamber that is simple in structure, easy to process and manufacture, compact, has a large air intake, long service life, good user experience, low cost and easy to use.

[0006] To solve the above-mentioned technical problems, the technical solution of this utility model is as follows:

[0007] A portable vacuum cleaner with dual dust chambers includes: a vacuum cleaner body, which is a gun-shaped structure; a dust collection chamber and a nozzle assembly are respectively provided at the front end of the vacuum cleaner body; the nozzle assembly is sealed at the front end of the dust collection chamber; the nozzle assembly and the dust collection chamber are movably connected by corresponding rotating and snap-fit ​​structures; the dust collection chamber is a cylindrical structure; a partition is integrally provided inside the dust collection chamber, which divides the dust collection chamber into a first dust collection chamber and a second dust collection chamber; air guide holes are provided at the rear of the partition corresponding to the first and second dust collection chambers; a filter assembly is embedded at the rear of the dust collection chamber; and conductive copper pillars and cover plates are respectively provided on the outer sides of the dust collection chamber.

[0008] In the above structure, the suction nozzle assembly includes a suction nozzle body, a suction nozzle inner shell, a suction nozzle, an illumination plate, and an illumination lamp connecting plate. The illumination plate and illumination lamp connecting plate are fixedly disposed within the accommodating cavity formed by the suction nozzle body and the suction nozzle inner shell. The suction nozzle body and the suction nozzle inner shell are provided with an air inlet channel corresponding to the second dust collection bin. The air inlet channel matches the connecting port protruding from the lower part of the front outer side of the suction nozzle body. A lamp hole is provided through the middle of the front end of the suction nozzle body. The lamp hole matches the LED light on the illumination plate. The illumination plate and the illumination lamp connecting plate are electrically connected. The suction nozzle is movably connected to the suction nozzle body through the connecting port.

[0009] In the above structure, the vacuum cleaner body includes a main shell, a handle shell, a battery, a motor, and a main control PCB board. The motor is embedded inside the main shell. An air inlet body and an air outlet body are respectively embedded at both ends of the main shell. An air duct is provided on the lower inner side of the main shell corresponding to the air inlet body and the air outlet body. The battery is placed in a receiving cavity constructed by the main shell and the handle shell. A handle bottom shell is detachably provided at the bottom of the receiving cavity. The battery and the motor are electrically connected to the main control PCB board.

[0010] In the above structure, the air inlet body is located at the rear end of the dust collection chamber. A copper column connecting plate is embedded in the bottom of the air inlet body. Multiple ventilation holes are provided through the middle of the air inlet body. Multiple connecting buckles are provided on the outer side of the air inlet body. The air inlet body and the outer shell are fixed by snap-fit ​​structure corresponding to the multiple connecting buckles.

[0011] In the above structure, the air outlet body is movably disposed at the rear end of the main body shell. The air outlet body is provided with an air outlet hole and a USB port. The inner circumferential side of the air outlet body is embedded with an L-shaped mounting position and a slot. The inner side of the air outlet body is provided with a USB circuit board corresponding to the USB port. The air outlet body is snapped to the main body shell and the handle shell. The exterior of the air outlet body is embedded with a decorative piece, which is screwed to the air outlet body.

[0012] In the above structure, the main control PCB board is horizontally arranged above the receiving cavity, the USB circuit board is electrically connected to the main control PCB board, and the main control PCB board is electrically connected to the lighting lamp connection board through the conductive copper pillar.

[0013] In the above structure, a switch button is movably provided on the handheld part of the main body shell, a switch circuit board is provided on the inner side of the main body shell, the switch button is movably connected to a tactile switch provided on the switch circuit board, and the switch circuit board is electrically connected to the main control PCB board.

[0014] In the above structure, the snap-fit ​​structure includes a snap button movably disposed on the top front side of the dust collection chamber and a fastener disposed on the top of the inner shell of the suction nozzle. The snap button is connected to the rotating shaft of the rotating structure disposed on the top of the dust collection chamber. The snap button and the fastener match each other, and the dust collection chamber and the inner shell of the suction nozzle are snap-fit ​​connected.

[0015] In the above structure, a sealing gasket is provided on the front side of the dust collection chamber, and U-shaped guide grooves for fixing the conductive copper pillars are provided on both sides of the dust collection chamber. A groove for installing the cover plate is embedded in the upper part of the U-shaped guide groove. The groove is provided with a plug hole that matches the plug-in post provided on the inner side of the cover plate. The plug-in post is interference-fitted with the plug hole. The top surface of the cover plate matches the top surface of the dust collection chamber.

[0016] The beneficial effects of this utility model are as follows:

[0017] This invention improves the structure of the dust collection chamber by dividing it into a first dust collection chamber and a second dust collection chamber. The arrangement of these two chambers significantly alters the air intake volume, preventing overheating or triggering of overheat protection mechanisms due to limited dust collection chamber volume, which could lead to a short product lifespan. This invention features a simple structure, is easy to manufacture, is compact, has a large air intake volume, a long service life, low cost, and is convenient to use, greatly enhancing the user experience. Attached Figure Description

[0018] Figure 1 This is a front view of an embodiment of the dual-dust-bin portable vacuum cleaner of this utility model;

[0019] Figure 2 This is a top view of an embodiment of the portable vacuum cleaner with dual dust chambers according to this utility model;

[0020] Figure 3 This is a cross-sectional view of an embodiment of the portable vacuum cleaner with dual dust chambers according to this utility model;

[0021] Figure 4 This is a structural schematic diagram of an embodiment of the portable vacuum cleaner with dual dust chambers according to this utility model;

[0022] Figure 5 This is a schematic diagram of the dust collection chamber in an embodiment of the dual-dust-chamber portable vacuum cleaner of this utility model;

[0023] Figure 6 This is an exploded view of the structure of an embodiment of the portable vacuum cleaner with dual dust chambers according to this utility model.

[0024] In the diagram, 1-Dust collection chamber, 2-Conductive copper pillar, 3-Cover plate, 4-Nozzle body, 5-Nozzle inner shell, 6-Nozzle, 7-Lighting board, 8-Lighting connection plate, 9-Connection port, 10-LED light, 11-Main body shell, 12-Handle shell, 13-Battery, 14-Motor, 15-Main control PCB board, 16-Air inlet body, 17-Air outlet body, 18-Shock damping pad, 19-Handle bottom shell, 20-Snap button, 21-Copper pillar connection plate, 22-USB socket, 23-Decorative part, 24-Switch button, 25-Sealing gasket, 26-First dust collection chamber, 27-Second dust collection chamber, 28-Containing slot, 29-Filter assembly, 30-Silicone dust shield, 31-Air guide hole. Detailed Implementation

[0025] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. It should be noted that these descriptions are for the purpose of aiding understanding of this utility model, but do not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0026] like Figure 1-6 As shown, a portable vacuum cleaner with dual dust chambers includes: a vacuum cleaner body, which is a gun-shaped structure. The front end of the vacuum cleaner body is provided with a dust collection chamber 1 and a nozzle assembly. The nozzle assembly is sealed at the front end of the dust collection chamber 1. The nozzle assembly and the dust collection chamber 1 are movably connected by corresponding rotating and snap-fit ​​structures. The dust collection chamber 1 is a cylindrical structure. A partition is integrally provided inside the dust collection chamber 1, which divides the dust collection chamber 1 into a first dust collection chamber 26 and a second dust collection chamber 27. The rear part of the partition is provided with air guide holes 31 corresponding to the first dust collection chamber 26 and the second dust collection chamber 27. A filter assembly is embedded in the rear part of the dust collection chamber 1. Conductive copper pillars 2 and cover plates 3 are respectively provided on the outer sides of the dust collection chamber 1.

[0027] Specifically, in this embodiment, the first dust collection chamber 26 and the second dust collection chamber 27 are arranged along the air duct direction by horizontally set partitions. The first dust collection chamber 26 is located below the second dust collection chamber 27. The arrangement of the first dust collection chamber 26 and the second dust collection chamber 27 greatly changes the air intake volume, avoids overheating of the machine body, greatly improves the product service life, and enhances the user experience.

[0028] Specifically, in this embodiment, conductive copper pillars 2 and cover plates 3 are respectively provided on the outer sides of the dust collection chamber 1. There are two conductive copper pillars 2 and two cover plates 3, and the conductive copper pillars 2 and cover plates 3 are symmetrically arranged on the outer sides of the dust collection chamber 1.

[0029] Specifically, in this embodiment, the composition, structure and specific assembly of the filter assembly 29 are all existing technologies, and will not be described in detail here.

[0030] In a preferred embodiment of this utility model, the suction nozzle assembly includes a suction nozzle body 4, a suction nozzle inner shell 5, and a suction nozzle 6. An illumination plate 7 and an illumination connecting plate 8 are fixedly disposed in the accommodating cavity constructed by the suction nozzle body 4 and the suction nozzle inner shell 5. The suction nozzle body 4 and the suction nozzle inner shell 5 are provided with an air inlet channel corresponding to the second dust collection bin 27. The air inlet channel matches the connecting port 9 protruding from the lower part of the front outer side of the suction nozzle body 4. A lamp hole is provided through the middle of the front end of the suction nozzle body 4. The lamp hole matches the LED lamp 10 on the illumination plate 7. The illumination plate 7 and the illumination connecting plate 8 are electrically connected. The suction nozzle 6 is movably connected to the suction nozzle body 4 through the connecting port 9.

[0031] Specifically, in this embodiment, the front side of the nozzle body 4 is provided with heat dissipation holes, which are arranged in an array on the outside of the lamp hole. The lower part of the lamp hole is provided with a connection port 9 that matches the nozzle 6. The air inlet channel corresponding to the connection port 9 is arranged at the lower part of the nozzle body 4 and the nozzle inner shell 5 and corresponds to the second dust collection chamber 27.

[0032] Specifically, in this embodiment, a silicone dustproof sheet 30 is provided on the side of the inner shell 5 of the suction nozzle adjacent to the first dust collection chamber 26. The silicone dustproof sheet 30 is provided corresponding to the connection port 9 and is movably connected to the inner shell 5 of the suction nozzle.

[0033] In a preferred embodiment of this utility model, the vacuum cleaner body includes a main body shell 11, a handle shell 12, a battery 13, a motor 14, and a main control PCB board 15. The motor 14 is embedded inside the main body shell 11. An air inlet body 16 and an air outlet body 17 are respectively embedded at both ends of the main body shell 11. An air duct is provided on the lower inner side of the main body shell 11 corresponding to the air inlet body 16 and the air outlet body 17. The battery 13 is disposed in the receiving cavity constructed by the main body shell 11 and the handle shell 12. A handle bottom shell 19 is detachably provided at the bottom of the receiving cavity. The battery 13 and the motor 14 are electrically connected to the main control PCB board 15.

[0034] Specifically, in this embodiment, the main body shell 11 and the handle shell 12 are connected by corresponding snap fasteners. The main body shell 11 and the handle shell 12 are provided with slots for installing the battery 13. The battery 13 is an energy storage battery including lithium batteries and nickel-zinc batteries.

[0035] Specifically, in this embodiment, the motor 14 is provided with a shock-absorbing pad 18 on its exterior.

[0036] In a preferred embodiment of the present invention, the air inlet body 16 is located at the rear end of the dust collection chamber 1. A copper column connecting plate 21 is embedded in the bottom of the air inlet body 16. Multiple ventilation holes are provided through the middle of the air inlet body 16. Multiple connecting buckles are provided on the outer side of the air inlet body 16. The air inlet body 16 and the outer shell 11 are fixed by snap-fit ​​structure corresponding to the multiple connecting buckles.

[0037] Specifically, in this embodiment, the bottom of the air inlet body 16 is embedded in a receiving cavity for placing a copper pillar connecting plate 21, and the copper pillar connecting plate 21 is screwed to the air inlet body 16.

[0038] In a preferred embodiment of this utility model, the air outlet body 17 is movably disposed at the rear end of the main body shell 11. The air outlet body 17 is provided with an air outlet hole and a USB socket 22. The inner circumferential side of the air outlet body 17 is provided with an L-shaped mounting position and a slot. The inner side of the air outlet body 17 is provided with a USB circuit board corresponding to the USB socket 22. The air outlet body 17 is snapped to the main body shell 11 and the handle shell 12. The outer side of the air outlet body 17 is provided with a decorative part 23, which is screwed to the air outlet body 17.

[0039] Specifically, in this embodiment, the air outlet body 17 is embedded into the rear end of the main body shell 11 through the mounting position provided on the inner circumferential side, and the air outlet body 17 and the main body shell 11 are rotatably connected by a buckle structure that matches the slot.

[0040] In a preferred embodiment of this utility model, the main control PCB board 15 is horizontally arranged above the receiving cavity. The USB circuit board is electrically connected to the main control PCB board 15. The main control PCB board 15 is electrically connected to the lighting lamp connection board 8 through the conductive copper pillar 2. The handheld part of the main body shell 11 is movably provided with a switch button 24. The inner side of the main body shell 11 is provided with a switch circuit board. The switch button 24 is movably connected to a tactile switch provided on the switch circuit board. The switch circuit board is electrically connected to the main control PCB board 15.

[0041] Specifically, in this embodiment, the upper part of the receiving cavity is provided with a slot for fixing the main control PCB board 15. The switch button 24 is both a power switch and can also control the LED lights 10 on the lighting board 7. The multi-functional control is achieved by pressing the button a certain number of times.

[0042] In a preferred embodiment of this utility model, the snap-fit ​​structure includes a snap button movably disposed on the top front side of the dust collection chamber 1 and a corresponding snap position disposed on the top of the nozzle inner shell 5. The snap button 20 is connected to the rotating shaft of the rotating structure disposed on the top of the dust collection chamber 1. The snap button 20 matches the snap position, and the dust collection chamber 1 and the nozzle inner shell 5 are snap-fit ​​connected.

[0043] Specifically, in this embodiment, the suction nozzle assembly and the dust collection chamber 1 are movably connected by a snap-fit ​​structure on the top, which facilitates cleaning the dust inside the dust collection chamber 1.

[0044] In a preferred embodiment of this utility model, a sealing gasket 25 is provided on the front side of the dust collection chamber 1, and U-shaped guide grooves for fixing conductive copper pillars 2 are provided on both sides of the dust collection chamber 1. A groove for installing a cover plate 3 is embedded in the upper part of the U-shaped guide groove. The groove is provided with a plug hole that matches the plug-in post provided on the inner side of the cover plate 3. The plug-in post and the plug hole are interference connected, and the top surface of the cover plate 3 matches the top surface of the dust collection chamber 1.

[0045] Specifically, in this embodiment, the front circumferential side of the dust collection bin 1 is provided with a limiting rib for installing the sealing gasket 25.

[0046] Specifically, in this embodiment, the rotating structure includes a first rotating part integrally disposed at the lower front end of the dust collection chamber 1 and a second rotating part correspondingly disposed at the lower part of the inner shell 5 of the suction nozzle, and the first rotating part and the second rotating part are connected by a rotating shaft.

[0047] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0048] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0049] The embodiments of this utility model have been described in detail above with reference to the accompanying drawings, but this utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of this utility model, and these variations still fall within the protection scope of this utility model.

Claims

1. A portable vacuum cleaner with dual dustbins, comprising: The vacuum cleaner body is a gun-shaped structure. A dust collection chamber and a nozzle assembly are respectively provided at the front end of the vacuum cleaner body. The nozzle assembly is sealed at the front end of the dust collection chamber. The nozzle assembly and the dust collection chamber are movably connected by corresponding rotating and snap-fit ​​structures. The dust collection chamber is a cylindrical structure. An integral partition is provided inside the dust collection chamber, dividing it into a first dust collection chamber and a second dust collection chamber. Air guide holes are provided at the rear of the partition corresponding to the first and second dust collection chambers. A filter assembly is embedded at the rear of the dust collection chamber. Conductive copper pillars and cover plates are respectively provided on the outer sides of the dust collection chamber.

2. The portable vacuum cleaner with dual dust chambers according to claim 1, characterized in that, The suction nozzle assembly includes a suction nozzle body, a suction nozzle inner shell, and a suction nozzle. The suction nozzle body and the suction nozzle inner shell have a housing cavity equipped with a lighting plate and a lighting connection plate. A lamp hole is provided through the center of the front end of the suction nozzle body. The lamp hole matches the LED lamp on the lighting plate. The lighting plate and the lighting connection plate are electrically connected. The suction nozzle body and the suction nozzle inner shell are provided with an air inlet channel corresponding to the second dust collection bin. The air inlet channel matches the connection port protruding on the lower outer side of the front end of the suction nozzle body. The suction nozzle is movably connected to the suction nozzle body through the connection port.

3. The portable vacuum cleaner with dual dust chambers according to claim 1, characterized in that, The vacuum cleaner body includes a main shell, a handle shell, a battery, a motor, and a main control PCB board. The motor is embedded inside the main shell. An air inlet and an air outlet are respectively embedded at both ends of the main shell. An air duct is provided on the lower inner side of the main shell corresponding to the air inlet and air outlet. The battery is located in a cavity formed by the main shell and the handle shell. A handle bottom shell is detachably provided at the bottom of the cavity. The battery and the motor are electrically connected to the main control PCB board.

4. The portable vacuum cleaner with dual dust chambers according to claim 3, characterized in that, The air inlet body is located at the rear end of the dust collection bin. A copper column connecting plate is embedded in the bottom of the air inlet body. Multiple ventilation holes are provided through the middle of the air inlet body. Multiple connecting buckles are provided on the outer side of the air inlet body. The air inlet body is snapped and fixed to the outer shell of the main body.

5. The portable vacuum cleaner with dual dust chambers according to claim 4, characterized in that, The air outlet body is movably disposed at the rear end of the main body shell. The air outlet body is provided with an air outlet hole and a USB port. The inner circumferential side of the air outlet body is embedded with an L-shaped mounting position and a slot. The inner side of the air outlet body is provided with a USB circuit board corresponding to the USB port. The air outlet body is snapped to the main body shell and the handle shell. The exterior of the air outlet body is embedded with a decorative piece, which is screwed to the air outlet body.

6. The portable vacuum cleaner with dual dust chambers according to claim 5, characterized in that, The main control PCB board is horizontally arranged above the receiving cavity. The USB circuit board is electrically connected to the main control PCB board, and the main control PCB board is electrically connected to the lighting lamp connection board through the conductive copper pillar.

7. The portable vacuum cleaner with dual dust chambers according to claim 2, characterized in that, The main body shell has a movable switch button on its handheld part, and a switch circuit board is provided on the inner side of the main body shell. The switch button is movably connected to a tactile switch provided on the switch circuit board, and the switch circuit board is electrically connected to the main control PCB board.

8. The portable vacuum cleaner with dual dust chambers according to claim 2, characterized in that, The snap-fit ​​structure includes a snap button movably disposed on the top front side of the dust collection chamber and a fastener disposed on the top of the inner shell of the suction nozzle. The snap button is connected to a rotating shaft of a rotating structure disposed on the top of the dust collection chamber. The snap button and the fastener are matched, and the dust collection chamber and the inner shell of the suction nozzle are snap-fit ​​connected.

9. The portable vacuum cleaner with dual dust chambers according to claim 2, characterized in that, The front side of the dust collection chamber is provided with a sealing gasket, and the two sides of the dust collection chamber are respectively provided with U-shaped guide grooves for fixing the conductive copper pillars. The upper part of the U-shaped guide groove is embedded with a groove for installing the cover plate. The groove is provided with a plug hole that matches the plug post provided on the inner side of the cover plate. The plug post and the plug hole are interference connected. The top surface of the cover plate matches the top surface of the dust collection chamber.

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