A handheld wireless dust collecting vacuum cleaner

Abstract

The present invention discloses a handheld wireless dust collector, comprising a main dust cup, a dust hood, a movable door mechanism, a dust collecting rod and a dust collecting bucket assembly. The main dust cup is detachably connected to one side of the dust hood, and a movable door mechanism is provided on the surface of the main dust cup close to the dust hood. The upper end of the dust collecting rod is plugged into the lower end of the dust hood, and the lower end of the dust collecting rod is plugged into the dust collecting bucket assembly. The technical effect achieved is: through the handheld wireless dust collector of the present invention, the problems existing in the cleaning of the dust barrel in the prior art are completely solved, and the cleaning personnel are completely zero-contacted with the garbage during the cleaning process, the structure is simple, the manufacturing cost is low, and the cleaning performance is significantly improved.

Description

Technical Field

[0001] The invention relates to the technical field of dust collection equipment, and in particular to a handheld wireless dust collecting vacuum cleaner. Background Art

[0002] At present, the main bodies of cordless vacuum cleaners on the market all have dust cylinder designs, which have the following defects: after vacuuming, the garbage in the dust cylinder needs to be cleaned manually, which will cause the garbage and dust to fly, pollute the local environment and affect the cleanliness of hands. Summary of the invention

[0003] To this end, the present invention provides a handheld wireless dust collecting vacuum cleaner to solve the above-mentioned problems in the prior art.

[0004] In order to achieve the above object, the present invention provides the following technical solutions:

[0005] According to a first aspect of the present invention, a handheld cordless dust collector comprises a main unit dust cup, a dust hood, a movable door mechanism, a dust collecting rod and a dust bucket assembly. The main unit dust cup is detachably connected to one side of the dust hood, a movable door mechanism is provided on the surface of the main unit dust cup close to the dust hood, the upper end of the dust collecting rod is plugged into the lower end of the dust hood, and the lower end of the dust collecting rod is plugged into the dust bucket assembly.

[0006] Furthermore, the dust hood includes a dust hood body, a guide shell and a tubular quick connector. A dust collecting port is provided on the front side of the dust hood body, and a tubular quick connector is provided at the lower part of the dust hood body. The dust collecting port is connected to the tubular quick connector through the guide shell.

[0007] Furthermore, the dust hood body includes a front shell and a rear shell, the front side of the front shell is provided with a dust collection port, the rear side of the front shell is snap-fitted with the front side of the rear shell, a tubular quick connector is provided at the lower part of the rear shell, and the guide shell is fixed on the front shell;

[0008] The inlet of the guide shell is attached to the dust collecting port and extends in the horizontal direction, and the outlet of the guide shell is attached to the tubular quick connector and extends in the vertical direction;

[0009] The dust collecting hood body also includes a sealing ring, which is arranged around the outer edge of the dust collecting port;

[0010] The dust collecting cover body also includes a hanging column, and the front side of the front shell is provided with a hanging column, and the hanging column is used to hang in the hanging groove provided on the dust cup of the host;

[0011] The dust collecting hood body also includes a charging spring sheet, and a front side surface of the front shell is also provided with a plurality of charging spring sheets, which are used to abut against the charging contacts of the dust cup of the host;

[0012] The dust collecting hood body also includes a Hall sensor, and the front side of the front shell of the dust collecting hood is also provided with a Hall sensor;

[0013] The charging springs are all connected to the front side of the front housing through a return spring;

[0014] The longitudinal section of the hanging column is a T-shaped structure;

[0015] The dust hood body also includes a snap-in plate. An arc-shaped snap-in plate is arranged at the lower part of the front shell. The snap-in plate is sleeved and abutted against the outer surface of the main dust cup. A snap-in groove is arranged on the inner surface of the snap-in plate. A snap-in protrusion is arranged on the outer surface of the main dust cup. The snap-in groove is snap-fitted with the snap-in protrusion.

[0016] Furthermore, the movable door mechanism includes a dust cup end cover, a movable door assembly and an elastic snap-in assembly. The outer wall of the main dust cup is provided with an elastic snap-in assembly. The dust cup end cover is detachably mounted on the dust outlet end of the main dust cup through the elastic snap-in assembly. The dust cup end cover is provided with a dust outlet hole connected to the dust outlet end of the main dust cup. The movable door assembly is rotatably connected to the side of the dust cup end cover. The movable door assembly is used to cover and close the dust outlet hole.

[0017] Furthermore, the movable door assembly includes a movable door plate, a flip shaft and a reset torsion spring. The upper end of the movable door plate is provided with a flip shaft. The movable door plate is rotatably connected to the side of the dust cup end cover through the flip shaft. The reset torsion spring is sleeved on the flip shaft. The reset torsion spring is used to limit the movable door plate to close the dust outlet hole.

[0018] The elastic clamping assembly includes a clamping reset spring and a side clamping plate. The outer side wall of the dust cup of the host is provided with a slide groove. The side clamping plate is slidably arranged in the slide groove. One end of the clamping reset spring is connected to the bottom of the slide groove. The other end of the clamping reset spring is connected to the side clamping plate. The outer edge of the dust cup end cover is provided with a clamping ring, which is clamped to the free end of the side clamping plate.

[0019] A wedge-shaped protrusion is arranged on the inner side of the side clamping plate, and the clamping ring is clamped on the wedge-shaped protrusion;

[0020] It also includes an end cover sealing ring, and an end cover sealing ring is provided at the connection between the dust cup end cover and the dust outlet end of the main machine dust cup;

[0021] It also includes a movable door sealing ring, which is arranged around the outer peripheral side of the dust outlet hole, and the outer side surface of the movable door sealing ring abuts against the movable door plate;

[0022] It also includes a mounting hole, a mounting hole is opened at the center of the dust cup end cover, and the mounting hole is used to install the movement of the host dust cup;

[0023] There are multiple elastic snap-in assemblies, which are spaced around the outer wall of the dust cup of the host, and the snap-in rings on the dust cup end cover are arranged in one-to-one correspondence with the elastic snap-in assemblies;

[0024] A door slot is provided on the outer side of the dust cup end cover, the dust outlet hole is located inside the door slot, and a movable door plate is embedded in the door slot;

[0025] When the movable door plate abuts against the bottom plane of the door groove, the outer side surface of the movable door plate is flush with the outer side surface of the dust cup end cover.

[0026] Furthermore, the dust bucket assembly includes a dust bucket body, an outer cover, a bottom plate, a negative pressure fan, a garbage bag, a dust collecting quick connector and a dust collecting tube group. The dust bucket body has a hollow accommodating chamber, the top of the accommodating chamber is equipped with an outer cover, the bottom of the accommodating chamber is equipped with a bottom plate, the negative pressure fan is installed on the bottom plate, the garbage bag is arranged above the negative pressure fan and the bottom of the garbage bag is connected to the air inlet of the negative pressure fan, the top of the dust bucket body is equipped with a dust collecting quick connector, one end of the dust collecting tube group is connected to the dust collecting quick connector, and the other end of the dust collecting tube group is connected to the garbage bag.

[0027] Furthermore, the dust collecting pipe group includes a first pipe section, an inspection pipe section and a second pipe section, the upper end of the first pipe section is connected to the lower end of the dust collecting quick connector, the lower end of the first pipe section is connected to one end of the inspection pipe section, the other end of the inspection pipe section is connected to the lower end of the second pipe section, and the upper end of the second pipe section is connected to the garbage bag;

[0028] It also includes an inspection baffle, the bottom plate is provided with an inspection opening, the lower surface of the inspection pipe section is open and arranged directly opposite to the inspection opening, and the inspection baffle is detachably connected to the inspection opening;

[0029] It also includes a door mounting frame and a sliding door, the door mounting frame is arranged on one side of the garbage bag, a garbage feeding inlet connected to the inner space of the garbage bag is opened on the door mounting frame, door slide grooves are arranged on both sides of the garbage feeding inlet, the sliding door is slidably connected in the door slide groove, and the upper end of the second pipe section is connected to the garbage feeding inlet;

[0030] The dust collecting pipe group has a U-shaped bending structure;

[0031] It also includes an inner cover, which is arranged between the outer cover and the open end of the top of the accommodating cavity of the dust collecting bucket body;

[0032] It also includes a switch button and a circuit board, the circuit board is arranged in the dust bucket body, the switch button is arranged on the upper surface of the dust bucket body, and the switch button and the negative pressure fan are electrically connected to the circuit board;

[0033] A plurality of ventilation holes are provided on the vertical side wall of the dust collecting bucket body and are connected to the internal accommodating cavity of the dust collecting bucket body;

[0034] The chamber where the garbage bag is located and the chamber where the negative pressure fan is located are independently arranged;

[0035] It also includes an inspection seal ring, which is arranged at the connection between the inspection baffle and the inspection port.

[0036] Furthermore, the upper end of the dust collecting rod can be detachably inserted in the tubular quick connector, and the lower end of the dust collecting rod can be detachably inserted in the dust collecting quick connector.

[0037] Furthermore, the hanging groove includes a hanging card area and a guide area, the hanging card area is arranged above the guide area and the two are connected, and the open end cross-sectional area of ​​the guide area is larger than the open end cross-sectional area of ​​the hanging card area.

[0038] Furthermore, it also includes a dust inlet, which is arranged on the lower surface of the main dust cup, and the axis of the dust inlet is parallel to the axis of the dust collecting rod.

[0039] The present invention has the following advantages: through the handheld wireless dust collector of the present invention, the problems existing in the dust barrel cleaning in the prior art are completely solved, and the cleaning personnel have zero contact with the garbage during the cleaning process. The structure is simple, the manufacturing cost is low, and the cleaning performance is significantly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] In order to more clearly illustrate the implementation methods of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the implementation methods or the description of the prior art. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0041] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0042] Figure 1 A cross-sectional view of a handheld cordless dust collector provided in some embodiments of the present invention.

[0043] Figure 2 An expanded structural diagram of a quick charging card connection structure of a handheld cordless dust collector provided in some embodiments of the present invention.

[0044] Figure 3 An expanded structural diagram of a quick charging card connection structure of a handheld cordless dust collector provided in some embodiments of the present invention.

[0045] Figure 4 An expanded structural diagram of a quick charging card connection structure of a handheld cordless dust collector provided in some embodiments of the present invention.

[0046] Figure 5 A three-dimensional installation diagram of a movable door mechanism of a handheld cordless dust collector provided in some embodiments of the present invention.

[0047] Figure 6 An expanded structural diagram of a movable door mechanism of a handheld cordless dust collector provided in some embodiments of the present invention.

[0048] Figure 7 A first-perspective exploded view of a movable door mechanism of a handheld cordless dust collector provided in some embodiments of the present invention.

[0049] Figure 8 An exploded view from a second perspective of a movable door mechanism of a handheld cordless dust collector provided in some embodiments of the present invention.

[0050] Fig. 9 A partial structural diagram of a movable door mechanism of a handheld cordless dust collector provided in some embodiments of the present invention.

[0051] Fig.10 A first perspective stereoscopic image of a dust cover of a handheld cordless dust collector provided in some embodiments of the present invention.

[0052] Fig.11 A second perspective stereoscopic image of a dust cover of a handheld cordless dust collector provided in some embodiments of the present invention.

[0053] Fig.12 A front view of a dust hood of a handheld cordless dust collector provided in some embodiments of the present invention.

[0054] Fig.13 A cross-sectional view of a dust hood of a handheld cordless dust collector provided in some embodiments of the present invention.

[0055] Fig.14 A first-perspective exploded view of a dust cover of a handheld cordless dust collector provided in some embodiments of the present invention.

[0056] Fig.15 An exploded view from a second perspective of a dust cover of a handheld cordless dust collector provided in some embodiments of the present invention.

[0057] Fig.16 A cross-sectional view of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0058] Fig.17 An appearance diagram of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0059] Fig.18An exploded view of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0060] Fig.19 An exploded view of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0061] Fig. 20 An exploded view of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0062] Fig.21 A stereoscopic view of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0063] Fig. 22 A stereoscopic view of a dust bucket assembly of a handheld cordless dust collector provided in some embodiments of the present invention.

[0064] In the figure: 1. Dust hood body, 2. Hanging column, 3. Charging shrapnel, 4. Hall sensor, 5. Snap-on plate, 6. Snap-on slot, 7. Main dust cup, 8. Snap-on protrusion, 9. Hanging slot, 10. Charging contact, 11. Dust bucket body, 12. Outer cover, 13. Bottom plate, 14. Inner cover, 15. Inspection baffle, 16. Ventilation hole, 17. Switch button, 18. Dust collection quick connector, 19. First pipe section, 20. Inspection pipe section, 21. Second pipe section, 22. Negative pressure fan, 23. Cabin door mounting frame, 24. Sliding door, 25. Garbage feeding port, 26. Garbage bag, 27. Circuit board, 28. Inspection port, 29, dust collecting rod, 30, hanging card area, 31, guide area, 101, front shell, 102, rear shell, 103, guide shell, 104, dust collecting port, 105, sealing ring, 106, tubular quick connector, 7, host dust cup, 701, dust cup end cover, 702, movable door plate, 703, dust outlet hole, 704, snap ring, 705, end cover sealing ring, 706, elastic snap assembly, 707, movable door sealing ring, 708, flip shaft, 709, reset torsion spring, 710, mounting hole, 711, side clamp plate, 712, slide groove, 713, snap-on reset spring, 714, wedge-shaped protrusion. DETAILED DESCRIPTION

[0065] The following is a description of the implementation of the present invention by specific embodiments. People familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. 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.

[0066] like Figures 1 to 22As shown, a handheld wireless dust collector in an embodiment of the first aspect of the present invention includes a main dust cup 7, a dust hood, a movable door mechanism, a dust collecting rod 29 and a dust bucket assembly. The main dust cup 7 is detachably connected to one side of the dust hood, and a movable door mechanism is provided on the surface of the main dust cup 7 close to the dust hood. The upper end of the dust collecting rod 29 is plugged into the lower end of the dust hood, and the lower end of the dust collecting rod 29 is plugged into the dust bucket assembly.

[0067] The technical effect achieved by the above embodiment is: through a handheld wireless dust collector of this embodiment, the problems existing in the dust barrel cleaning in the prior art are completely solved, and the cleaning personnel have zero contact with the garbage during the cleaning process. It has a simple structure, low manufacturing cost, and significantly improved cleaning performance.

[0068] Optional, such as Figures 10 to 15 As shown, in some embodiments, the dust hood includes a dust hood body 1, a guide shell 103 and a tubular quick connector 106, a dust collecting port 104 is provided on the front side of the dust hood body 1, a tubular quick connector 106 is provided on the lower part of the dust hood body 1, and the dust collecting port 104 is connected with the tubular quick connector 106 through the guide shell 103; the guide shell 103 is used to guide the debris sucked in by the dust collecting port 104 to the tubular quick connector 106 for discharge, and then enter the dust collecting bucket through the dust collecting rod, wherein the tubular quick connector 106 is in the form of a quick connector, so that the dust collecting rod can be quickly disassembled and installed from the tubular quick connector 106; through a dust hood for a handheld cordless dust collector of this embodiment, it can not only fix the main dust cup of the vacuum cleaner, but also gather and discharge the dust absorbed by the main dust cup of the vacuum cleaner and the dust absorbed by the dust collecting rod.

[0069] Optional, such as Figures 10 to 15 As shown, in some embodiments, the dust hood body 1 includes a front shell 101 and a rear shell 102, a dust collecting port 104 is provided on the front side of the front shell 101, the rear side of the front shell 101 is snap-fitted with the front side of the rear shell 102, a tubular quick connector 106 is provided at the lower part of the rear shell 102, and a guide shell 103 is fixed on the front shell 101; the front shell 101 and the rear shell 102 are connected together by screws; by setting the dust hood body 1 to a structural form including the front shell 101 and the rear shell 102, it is convenient to repair and maintain the internal structure of the dust hood body 1, and to timely inspect and repair the electronic components installed therein.

[0070] The inlet of the guide shell 103 is attached to the dust collecting port 104 and extends in the horizontal direction, and the outlet of the guide shell 103 is attached to the tubular quick connector 106 and extends in the vertical direction; the positional relationship between the inlet of the guide shell 103 and the outlet of the guide shell 103 can also be set according to actual needs; through the position setting of the inlet of the guide shell 103 and the outlet of the guide shell 103 in this embodiment, the structure is compact, which greatly reduces the space occupied by the dust collecting hood.

[0071] The dust hood body 1 also includes a sealing ring 105, which is arranged around the outer edge of the dust collecting port 104; the sealing ring 105 can be made of rubber or silicone; by setting the sealing ring 105 at the dust collecting port 104, the sealing of the connection between the main dust cup 7 and the dust hood is enhanced.

[0072] The dust hood body 1 also includes a hanging column 2. The front side of the front shell 101 is provided with a hanging column 2, and the hanging column 2 is used to be hung in the hanging groove 9 provided on the main dust cup 7; when in use, the hanging groove of the main dust cup 7 is sleeved on the hanging column 2. In order to prevent the main dust cup 7 from detaching from the dust hood 1, a bottom-up hanging method is adopted, that is, the hanging groove is set to a structure that gradually shrinks from bottom to top; by setting the hanging column 2 and the hanging groove of the main dust cup 7, the dust hood 1 and the main dust cup 7 are quickly installed and disassembled, and the main dust cup 7 is stably connected to the dust hood 1, which is convenient for users to operate.

[0073] The dust hood body 1 also includes a charging spring 3, and a plurality of charging springs 3 are also provided on the front side of the front shell body 101. The charging springs 3 are used to abut against the charging contacts 10 of the main dust cup 7; there are two charging springs 3, and the two charging springs 3 extend in the vertical direction. The two charging springs 3 are arranged at intervals, one of the two charging springs 3 is the positive electrode, and the other is the negative electrode. Preferably, the charging springs 3 are made of copper; by providing the charging springs 3, fast charging can be performed, the device has a simple structure, low cost, and significantly improved charging efficiency.

[0074] The dust hood body 1 also includes a Hall sensor 4, and a Hall sensor 4 is also provided on the front side of the front shell 101 of the dust hood; it also includes a controller, and a time delay module is provided in the controller. When it is detected that the charging spring 3 of the battery is in good contact, the internal circuit detects the charging current and the Hall sensor 4 is induced and turned on, it will delay the start for another 2 seconds. Due to the structural form, it can ensure that the main dust cup 7 is intact on the dust hood 1, and no false triggering will occur; by setting the Hall sensor 4, the circuit is induced and turned on, avoiding the occurrence of false triggering.

[0075] The charging springs 3 are connected to the front side of the front shell 101 through a return spring; the return spring is a compression spring; by setting the return spring, it is ensured that the charging spring 3 can stably contact the charging contact, thereby ensuring the effectiveness of charging.

[0076] The longitudinal section of the hanging column 2 is a T-shaped structure; in addition, the shape of the hanging column 2 can be set according to actual needs; through the above-mentioned structural setting, the main engine dust cup 7 is stably hung.

[0077] The dust hood body 1 also includes a snap-in plate 5. An arc-shaped snap-in plate 5 is provided at the lower part of the front shell 101. The snap-in plate 5 is sleeved and abutted against the outer surface of the main dust cup 7. A snap-in groove 6 is provided on the inner surface of the snap-in plate 5. A snap-in protrusion 8 is provided on the outer surface of the main dust cup 7. The snap-in groove 6 and the snap-in protrusion 8 are snap-fitted to the outer wall of the main body of the main dust cup 7. The snap-in plate 5 is stably snapped to the outer surface of the main dust cup 7; the shape of the snap-in protrusion is a slightly raised structure on the outer surface of the main dust cup 7. During installation, first hang the hanging groove at the top of the main dust cup 7 on the hanging column 2, and then push the main dust cup 7 to one side of the dust hood 1. By setting the snap-in plate 5, the hanging column 2 is cooperated to achieve stable fixation of the main dust cup 7. By setting the snap-in groove 6, the stability of the connection between the main dust cup 7 and the dust hood 1 is effectively maintained.

[0078] Optional, such as Figures 2 to 9 As shown, in some embodiments, the movable door mechanism includes a dust cup end cover 701, a movable door assembly and an elastic snap-in assembly 706. The outer wall of the main dust cup 7 is provided with an elastic snap-in assembly 706. The dust cup end cover 701 is detachably mounted on the dust outlet end of the main dust cup 7 through the elastic snap-in assembly 706. The dust cup end cover 701 is provided with a dust outlet hole 703 connected to the dust outlet end of the main dust cup 7. The movable door assembly is rotatably connected to the side of the dust cup end cover 701, and the movable door assembly is used to block and close the dust outlet hole 703; when in use, through the cooperation between the main dust cup 7 and the dust hood, the negative pressure of the negative pressure fan in the dust bucket is applied, so as to realize dust discharge after the movable door assembly is opened; through the movable door assembly for a handheld wireless dust collector of this embodiment, when the main dust cup 7 is separated from the dust hood, it is used to block the debris in the main dust cup 7, and when the main dust cup 7 is installed on the dust hood, it is used to open the movable door panel in time, so as to realize that the debris enters the dust hood and is discharged into the dust bucket.

[0079] Optional, such as Figures 2 to 9As shown, in some embodiments, the movable door assembly includes a movable door plate 702, a flip shaft 708 and a reset torsion spring 709. The upper end of the movable door plate 702 is penetrated by a flip shaft 708. The movable door plate 702 is rotatably connected to the side of the dust cup end cover 701 through the flip shaft 708. The reset torsion spring 709 is sleeved on the flip shaft 708. The reset torsion spring 709 is used to limit the movable door plate 702 to close the dust outlet hole 703. In the specific implementation process, a concave mounting groove may be provided on the dust cup end cover 701, and the two ends of the flip shaft 708 are respectively installed on the vertical side walls of the concave mounting groove. Through the structural form of the above-mentioned movable door assembly, the elastic force of the reset torsion spring 709 itself is effectively utilized, and the movable door plate 702 is effectively maintained to stably block the dust outlet hole 703 when not in use.

[0080] The elastic clamping assembly 706 includes a clamping return spring 713 and a side clamping plate 711. The outer side wall of the main dust cup 7 is provided with a slide groove 712. The side clamping plate 711 is slidably arranged in the slide groove 712. One end of the clamping return spring 713 is connected to the bottom of the slide groove 712. The other end of the clamping return spring 713 is connected to the side clamping plate 711. The outer edge of the dust cup end cover 701 is provided with a clamping ring 704. The clamping ring 704 is clamped to the free end of the side clamping plate 711. When the positioning spring 713 is in a state of no force, the outer side surface of the side clamping plate 711 is flush with the outer side surface of the main dust cup 7. When the clamping ring 704 is clamped into the side clamping plate 711, the clamping reset spring 713 extends, thereby clamping the clamping ring 704 into the side clamping plate 711. By setting the above-mentioned structural form of the elastic clamping assembly 706, it is ensured that the dust cup end cover 701 can be stably clamped on the main dust cup 7, thereby avoiding the dust cup end cover 701 from falling off accidentally.

[0081] A wedge-shaped protrusion 714 is provided on the inner side of the side clamping plate 711, and the clamping ring 704 is clamped on the wedge-shaped protrusion 714; the cross-section of the wedge-shaped protrusion 714 can be in a triangular, trapezoidal or semicircular shape; by providing the wedge-shaped protrusion 714, the stability of the clamping and fixing of the clamping ring 704 is enhanced.

[0082] It also includes an end cover sealing ring 705, which is provided at the connection between the dust cup end cover 701 and the dust outlet end of the main dust cup 7; the end cover sealing ring 705 is made of rubber or silicone; by providing the end cover sealing ring 705, the sealing of the connection between the dust cup end cover 701 and the dust outlet end of the main dust cup 7 is ensured.

[0083] It also includes a movable door sealing ring 707, which is arranged around the outer peripheral side of the dust outlet hole 703, and the outer side surface of the movable door sealing ring 707 abuts against the movable door plate 702; the movable door sealing ring 707 is made of rubber or silicone; by setting the movable door sealing ring 707, the sealing of the connection between the movable door plate 702 and the dust outlet hole 703 is ensured.

[0084] It also includes a mounting hole 710. A mounting hole 710 is opened at the center of the dust cup end cover 701. The mounting hole 710 is used to install the movement of the main dust cup 7. The mounting hole 710 is a round hole. By setting the mounting hole 710, a stable support is provided for the movement of the main dust cup 7.

[0085] There are multiple elastic snap-in components 706, which are spaced apart around the outer wall of the main dust cup 7, and the snap-in ring 704 on the dust cup end cover 701 is arranged in one-to-one correspondence with the elastic snap-in components 706; the number of elastic snap-in components 706 is set according to actual needs; by setting multiple elastic snap-in components 706, the stability of the dust cup end cover 701 is enhanced.

[0086] A door groove is provided on the outer side of the dust cup end cover 701, the dust outlet hole 703 is located inside the door groove, and the movable door plate 702 is embedded in the door groove; the area of ​​the door groove is larger than the area of ​​the dust outlet hole 703; by setting the door groove, a limiting effect is played on the movable door plate 702.

[0087] When the movable door plate 702 abuts against the bottom plane of the door groove, the outer side surface of the movable door plate 702 is flush with the outer side surface of the dust cup end cover 701; by setting the outer side surface of the movable door plate 702 and the outer side surface of the dust cup end cover 701 to be flush, the overall aesthetics is ensured and the space occupied by the protruding movable door plate 702 is avoided.

[0088] Optional, such as Figures 16 to 22 As shown, in some embodiments, the dust bucket assembly includes a dust bucket body 11, an outer cover 12, a bottom plate 13, a negative pressure fan 22, a garbage bag 26, a dust collecting quick connector 18 and a dust collecting tube group. The dust bucket body 11 has a hollow accommodating chamber, the top of the accommodating chamber is equipped with the outer cover 12, the bottom of the accommodating chamber is equipped with the bottom plate 13, the negative pressure fan 22 is installed on the bottom plate 13, the garbage bag 26 is arranged above the negative pressure fan 22 and the bottom of the garbage bag 26 is connected to the air inlet of the negative pressure fan 22, the top of the dust bucket body 11 is equipped with a dust collecting quick connector 18, one end of the dust collecting tube group is connected to the dust collecting quick connector 18, and the other end of the dust collecting tube group It is connected to the garbage bag 26; when in use, the negative pressure fan 22 is started, and the dust and other debris collected in the main dust cup enters the garbage bag 26 through the dust collecting rod, the dust collecting cover, and the dust collecting tube group in sequence. When the dust is discharged, the garbage bag 26 can be taken out as a whole; through the dust collecting bucket assembly for a handheld wireless dust collector of the present embodiment, by setting up a negative pressure fan, the miscellaneous dust in the dust cup of the vacuum cleaner main body is effectively collected, and by setting up a garbage bag, the miscellaneous dust absorbed by the negative pressure fan is effectively contained, so that the cleaning personnel have zero contact with the garbage during the cleaning process, the structure is simple, the manufacturing cost is low, and the cleaning performance is significantly improved.

[0089] Optional, such as Figures 16 to 22 As shown, in some embodiments, the dust collecting pipe group includes a first pipe section 19, a maintenance pipe section 20 and a second pipe section 21, the upper end of the first pipe section 19 is connected to the lower end of the dust collecting quick connector 18, the lower end of the first pipe section 19 is connected to one end of the maintenance pipe section 20, the other end of the maintenance pipe section 20 is connected to the lower end of the second pipe section 21, and the upper end of the second pipe section 21 is connected to the garbage bag 26; the first pipe section 19 and the maintenance pipe section 20 as well as the maintenance pipe section 20 and the second pipe section 21 are connected by pipe joints; by setting the dust collecting pipe group as a three-section structure including the first pipe section 19, the maintenance pipe section 20 and the second pipe section 21, the processing cost is significantly reduced, and a mold specially produced for the dust collecting pipe group can be assembled using existing pipeline standard parts.

[0090] It also includes an inspection baffle 15, an inspection port 28 is opened on the bottom plate 13, the lower surface of the inspection pipe section 20 is open and arranged opposite the inspection port 28, and the inspection baffle 15 is detachably connected to the inspection port 28; when the dust collecting pipe group is blocked, the inspection baffle 15 can be removed for inspection; by setting the inspection baffle 15, the difficulty of inspection after the dust collecting pipe group is blocked is effectively reduced.

[0091] The garbage bag 26 is provided with a door mounting frame 23 and a sliding door 24. The door mounting frame 23 is arranged on one side of the garbage bag 26. A garbage feeding port 25 connected to the inner space of the garbage bag 26 is provided on the door mounting frame 23. Door slide grooves are provided on both sides of the garbage feeding port 25. The sliding door 24 is slidably connected in the door slide grooves. The upper end of the second pipe section 21 is connected to the garbage feeding port 25. A hole of the same shape as the garbage feeding port 25 is provided on the sliding door 24. When blocking is required, the hole on the sliding door 24 and the garbage feeding port 25 can be staggered. When conduction is required, the hole on the sliding door 24 and the garbage feeding port 25 can be arranged opposite to each other. By setting the sliding door 24, the dust from the dust collecting rod entering the garbage bag 26 through the dust collecting pipe group is blocked.

[0092] The dust collecting pipe group has a U-shaped bent structure; in addition, the dust collecting pipe group can also be set to other structural forms according to the space in the dust collecting bucket body 11; by setting the dust collecting pipe group to a U-shaped bent structure, the bottom of the dust collecting pipe group can be inspected and maintained, and it is also convenient to enhance the connection stability between the dust collecting pipe group and the dust collecting bucket body 11.

[0093] It also includes an inner cover 14, which is arranged between the outer cover 12 and the open end of the top of the accommodating cavity of the dust collecting bucket body 11; the upper surface of the inner cover 14 is provided with reinforcing ribs staggered horizontally and vertically; by setting a double-layer structure of the outer cover 12 and the inner cover 14, it is more convenient to use and avoids the garbage bag 26 from contaminating the outer cover 12.

[0094] It also includes a switch button 17 and a circuit board 27. The circuit board 27 is arranged in the dust bucket body 11. The switch button 17 is arranged on the upper surface of the dust bucket body 11. The switch button 17 and the negative pressure fan 22 are electrically connected to the circuit board 27; the circuit board is arranged in the space outside the chamber where the garbage bag 26 is located; by setting the switch button 17, one-touch control of the dust bucket is achieved.

[0095] A plurality of ventilation holes 16 connected to the internal accommodating cavity of the dust bucket body 11 are provided on the vertical side wall of the dust bucket body 11; the plurality of ventilation holes 16 are evenly spaced and distributed on the outer wall of the dust bucket body 11; by providing the ventilation holes 16, rapid ventilation of the accommodating cavity in the dust bucket body 11 is achieved.

[0096] The chamber where the garbage bag 26 is located and the chamber where the negative pressure fan 22 is located are arranged independently of each other; an internal shell specifically for accommodating the garbage bag 26 can be arranged, thereby realizing independent closure of the garbage bag 26 and avoiding friction between the garbage bag 26 and other components that may cause damage to the garbage bag 26; by arranging the above two chambers independently of each other, the service life of electronic components is significantly improved.

[0097] It also includes a maintenance sealing ring. A maintenance sealing ring is provided at the connection between the maintenance baffle 15 and the maintenance port 28. The maintenance sealing ring can be set to a silicone material or a rubber material. By setting the maintenance sealing ring, the sealing performance of the connection between the maintenance baffle 15 and the maintenance port 28 is significantly improved.

[0098] Optional, such as Figure 1 As shown, in some embodiments, the upper end of the dust collecting rod 29 can be detachably inserted into the tubular quick connector 106 , and the lower end of the dust collecting rod 29 can be detachably inserted into the dust collecting quick connector 18 .

[0099] In the above optional embodiment, it should be noted that quick connectors are provided at both the upper and lower ends of the dust collecting rod 29 .

[0100] The beneficial effect of the above optional embodiment is: through the arrangement of the above embodiment, the quick disassembly and installation between the dust collecting rod 29 and the dust collecting cover is realized, and the quick installation and disassembly between the dust collecting rod 29 and the dust collecting bucket assembly is also realized.

[0101] Optional, such as Figure 5 As shown, in some embodiments, the hanging groove 9 includes a hanging card area 30 and a guide area 31, the hanging card area 30 is arranged above the guide area 31 and the two are connected, and the open end cross-sectional area of ​​the guide area 31 is larger than the open end cross-sectional area of ​​the hanging card area 30.

[0102] In the above optional embodiment, it should be noted that, when in use, the hanging column 2 is first inserted into the guide area 31 and then pushed upwards into the hanging area 30 .

[0103] The beneficial effects of the above optional embodiments are: through the above arrangement, the user can operate conveniently and the connection stability between the dust hood and the main dust cup 7 is improved.

[0104] Optional, such as Figure 1 As shown, in some embodiments, it also includes a dust inlet, which is arranged on the lower surface of the main dust cup 7, and the axis of the dust inlet is parallel to the axis of the dust collecting rod 29.

[0105] In the above optional embodiments, it should be noted that the relationship between the axis of the dust inlet and the axis of the dust collecting rod 29 can also be set according to needs.

[0106] The beneficial effect of the above optional embodiment is that by setting the axis of the dust inlet to be parallel to the axis of the dust collecting rod 29, the space occupied by the whole machine is reduced, which is convenient for storage.

[0107] Although the present invention has been described in detail above by general description and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the present invention. Therefore, these modifications or improvements made without departing from the spirit of the present invention all belong to the scope of protection claimed by the present invention.

[0108] The terms such as "upper", "lower", "left", "right", "middle", etc. cited in this specification are only for the convenience of description and are not intended to limit the scope of implementation of the present invention. Changes or adjustments to their relative relationships should be regarded as within the scope of implementation of the present invention without substantially changing the technical content.

Claims

1. A handheld wireless dust collector, characterized in that: The utility model comprises a main machine dust cup (7), a dust collecting hood, a movable door mechanism, a dust collecting rod (29) and a dust collecting bucket assembly, wherein the main machine dust cup (7) is detachably connected to one side of the dust collecting hood, the movable door mechanism is arranged on the surface of the main machine dust cup (7) close to the dust collecting hood, the upper end of the dust collecting rod (29) is plugged into the lower end of the dust collecting hood, and the lower end of the dust collecting rod (29) is plugged into the dust collecting bucket assembly; The dust collecting hood comprises a dust collecting hood body (1), a flow guide shell (103) and a tubular quick connector (106); a dust collecting port (104) is provided on the front side of the dust collecting hood body (1); the tubular quick connector (106) is provided at the lower part of the dust collecting hood body (1); the dust collecting port (104) is connected to the tubular quick connector (106) through the flow guide shell (103); The dust hood body (1) comprises a front shell (101) and a rear shell (102); a dust collecting port (104) is provided on the front side of the front shell (101); the rear side of the front shell (101) is snap-fitted with the front side of the rear shell (102); the lower part of the rear shell (102) is provided with the tubular quick connector (106); and the guide shell (103) is fixed on the front shell (101); The inlet of the guide shell (103) is attached to the dust collecting port (104) and extends in the horizontal direction, and the outlet of the guide shell (103) is attached to the tubular quick connector (106) and extends in the vertical direction; The dust collecting hood body (1) further comprises a sealing ring (105), wherein the sealing ring (105) is arranged around the outer edge of the dust collecting port (104); The dust collecting hood body (1) further comprises a hanging column (2), the front side surface of the front shell (101) is provided with the hanging column (2), and the hanging column (2) is used to be hung in a hanging groove (9) provided on the main dust cup (7); The dust collecting hood body (1) further comprises a charging spring sheet (3), and a plurality of the charging spring sheets (3) are further arranged on the front side surface of the front shell (101), and the charging spring sheets (3) are used to abut against the charging contact points (10) of the main dust cup (7); The dust collecting hood body (1) further comprises a Hall sensor (4), and the front side surface of the front shell (101) of the dust collecting hood is also provided with the Hall sensor (4); The charging springs (3) are connected to the front side of the front housing (101) via a return spring; The longitudinal section of the hanging column (2) is a T-shaped structure; The dust collecting hood body (1) further comprises a snap-on plate (5), the lower part of the front shell (101) is provided with an arc-shaped snap-on plate (5), the snap-on plate (5) is sleeved and abutted against the outer surface of the main machine dust cup (7), the inner surface of the snap-on plate (5) is provided with a snap-on groove (6), the outer surface of the main machine dust cup (7) is provided with a snap-on protrusion (8), and the snap-on groove (6) is snap-fitted with the snap-on protrusion (8); It also includes a dust inlet, which is arranged on the lower surface of the main machine dust cup (7), and the axis of the dust inlet is parallel to the axis of the dust collecting rod (29).

2. A handheld cordless dust collector according to claim 1, characterized in that: The movable door mechanism comprises a dust cup end cover (701), a movable door assembly and an elastic snap-fit ​​assembly (706); the outer side wall of the main dust cup (7) is provided with the elastic snap-fit ​​assembly (706); the dust cup end cover (701) is detachably mounted on the dust outlet end of the main dust cup (7) via the elastic snap-fit ​​assembly (706); the dust cup end cover (701) is provided with a dust outlet hole (703) connected to the dust outlet end of the main dust cup (7); the movable door assembly is rotatably connected to the side of the dust cup end cover (701); and the movable door assembly is used to cover and close the dust outlet hole (703).

3. A handheld cordless dust collector according to claim 2, characterized in that: The movable door assembly comprises a movable door plate (702), a flip shaft (708) and a reset torsion spring (709); the flip shaft (708) is passed through the upper end of the movable door plate (702); the movable door plate (702) is rotatably connected to the side of the dust cup end cover (701) via the flip shaft (708); the reset torsion spring (709) is sleeved on the flip shaft (708); and the reset torsion spring (709) is used to limit the movable door plate (702) from closing the dust outlet hole (703); The elastic clamping assembly (706) includes a clamping reset spring (713) and a side clamping plate (711); the outer side wall of the host dust cup (7) is provided with a slide groove (712); the side clamping plate (711) is slidably arranged in the slide groove (712); one end of the clamping reset spring (713) is connected to the bottom of the slide groove (712); the other end of the clamping reset spring (713) is connected to the side clamping plate (711); the outer edge of the dust cup end cover (701) is provided with a clamping ring (704); the clamping ring (704) is clamped to the free end of the side clamping plate (711); A wedge-shaped protrusion (714) is provided on the inner side of the side clamping plate (711), and the clamping ring (704) is clamped on the wedge-shaped protrusion (714); It also includes an end cover sealing ring (705), and the end cover sealing ring (705) is provided at the connection between the dust cup end cover (701) and the dust outlet end of the main machine dust cup (7); It also comprises a movable door sealing ring (707), the movable door sealing ring (707) being arranged around the outer peripheral side of the dust outlet hole (703), and the outer side surface of the movable door sealing ring (707) abuts against the movable door plate (702); It also includes a mounting hole (710), the mounting hole (710) is provided at the center of the dust cup end cover (701), and the mounting hole (710) is used to mount the movement of the host dust cup (7); There are a plurality of the elastic snap-in assemblies (706), and the plurality of the elastic snap-in assemblies (706) are spaced apart around the outer wall of the main machine dust cup (7), and the snap-in ring (704) on the dust cup end cover (701) is arranged in one-to-one correspondence with the elastic snap-in assemblies (706); The outer side surface of the dust cup end cover (701) is provided with a door groove, the dust outlet hole (703) is located inside the door groove, and the movable door plate (702) is embedded in the door groove; When the movable door plate (702) abuts against the bottom plane of the door groove, the outer side surface of the movable door plate (702) is flush with the outer side surface of the dust cup end cover (701).

4. A handheld cordless dust collector according to claim 3, characterized in that: The dust collecting bucket assembly comprises a dust collecting bucket body (11), an outer cover (12), a bottom plate (13), a negative pressure fan (22), a garbage bag (26), a dust collecting quick connector (18) and a dust collecting pipe group. The dust collecting bucket body (11) has a hollow accommodating chamber, the top of the accommodating chamber is mounted with the outer cover (12), the bottom of the accommodating chamber is mounted with the bottom plate (13), the negative pressure fan (22) is mounted on the bottom plate (13), the garbage bag (26) is arranged above the negative pressure fan (22) and the bottom of the garbage bag (26) is connected to the air inlet of the negative pressure fan (22), the top of the dust collecting bucket body (11) is mounted with the dust collecting quick connector (18), one end of the dust collecting pipe group is connected to the dust collecting quick connector (18), and the other end of the dust collecting pipe group is connected to the garbage bag (26).

5. A handheld cordless dust collector according to claim 4, characterized in that: The dust collecting pipe group comprises a first pipe section (19), a maintenance pipe section (20) and a second pipe section (21); the upper end of the first pipe section (19) is connected to the lower end of the dust collecting quick connector (18); the lower end of the first pipe section (19) is connected to one end of the maintenance pipe section (20); the other end of the maintenance pipe section (20) is connected to the lower end of the second pipe section (21); and the upper end of the second pipe section (21) is connected to the garbage bag (26); It also includes an inspection baffle (15), the bottom plate (13) is provided with an inspection opening (28), the lower surface of the inspection pipe section (20) is open and arranged facing the inspection opening (28), and the inspection baffle (15) is detachably connected to the inspection opening (28); It also comprises a door mounting frame (23) and a sliding door (24), wherein the door mounting frame (23) is arranged on one side of the garbage bag (26), a garbage feeding port (25) communicating with the internal space of the garbage bag (26) is provided on the door mounting frame (23), door slide grooves are arranged on both sides of the garbage feeding port (25), the sliding door (24) is slidably connected in the door slide grooves, and the upper end of the second pipe section (21) is connected to the garbage feeding port (25); The dust collecting pipe group is in a U-shaped bending structure; It also includes an inner cover (14), which is arranged between the outer cover (12) and the open end of the top of the accommodating cavity of the dust collecting bucket body (11); It also includes a switch button (17) and a circuit board (27), wherein the circuit board (27) is arranged in the dust collecting bucket body (11), the switch button (17) is arranged on the upper surface of the dust collecting bucket body (11), and the switch button (17) and the negative pressure fan (22) are both electrically connected to the circuit board (27); A plurality of ventilation holes (16) communicating with the internal accommodating cavity of the dust collecting bucket body (11) are provided on the vertical side wall of the dust collecting bucket body (11); The chamber where the garbage bag (26) is located and the chamber where the negative pressure fan (22) is located are independently arranged; It also includes an inspection seal ring, which is provided at the connection between the inspection baffle (15) and the inspection opening (28).

6. A handheld cordless dust collector according to claim 5, characterized in that: The upper end of the dust collecting rod (29) can be detachably inserted into the tubular quick connector (106), and the lower end of the dust collecting rod (29) can be detachably inserted into the dust collecting quick connector (18).

7. A handheld cordless dust collector according to claim 6, characterized in that: The hanging groove (9) comprises a hanging card area (30) and a guide area (31); the hanging card area (30) is arranged above the guide area (31) and the two are connected; the open end cross-sectional area of ​​the guide area (31) is larger than the open end cross-sectional area of ​​the hanging card area (30).

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