CN219206716U - Dust collector - Google Patents

Abstract

The utility model discloses a dust collector, and aims to provide a dust collector which is multifunctional, high in practicability, deep in cleaning, high in structural stability and convenient to assemble, disassemble and maintain. The dust collecting device comprises a dust collecting shell and a motor shell, wherein an air suction motor is arranged in the motor shell, the dust collecting shell is communicated with the cavity of the motor shell, a dust-proof support is arranged in the dust collecting shell, one end of the dust collecting shell is connected with one end of the motor shell in a clamping mode, an air inlet is formed in the other end of the dust collecting shell, an air outlet is formed in the motor shell, an extension cylinder is connected to the dust collecting shell in a rotating mode, the size of the extension cylinder is matched with that of the air inlet, an extension rod is movably connected to the other end of the motor shell, a brush head is connected to the extension rod in a clamping mode, and the size of the brush head is matched with that of the air inlet. The beneficial effects of the utility model are as follows: the application range is improved, the deep cleaning is realized, the multifunctional performance and the practicability are realized, the structure is flexible, and the disassembly and the assembly are convenient; the use state can be switched rapidly; the dust removal operation precision is high, the use convenience is strong, the air flow is smooth, the turbulence is prevented, and the safety is high.

Description

Dust collector

Technical Field

The utility model relates to the technical field of dust collectors, in particular to a dust collector.

Background

The vacuum cleaners can be divided into upright, horizontal and portable types by structure. The working principle of the dust collector is that the motor is used for driving the blades to rotate at high speed, air negative pressure is generated in the sealed shell, and dust is sucked. The dust collector mainly comprises three parts of dust generation, dust collection and dust filtration, wherein a fan blade wheel is arranged on a rotating shaft of an exhaust fan, after the power is on, air is discharged at a high speed under the action of suction force and pressure, air in the fan is continuously supplemented by the air of a dust collection part at the front end of the fan, so that instantaneous vacuum is generated inside the dust collector, negative pressure difference is formed between the air and the external atmospheric pressure, dust-containing air and other impurities are sucked in by the dust collector under the action of the negative pressure difference, the dust-containing air and the dust and other impurities sequentially pass through a carpet or floor brush, a long connecting pipe, a bent pipe, a hose and a hose joint to enter a dust filtration bag, the dust and other impurities are retained in the dust filtration bag, and the air is discharged from the tail part of a machine body after being purified by a filter disc. The existing dust collector has single function and reduces the practicability.

Chinese patent grant bulletin number: CN 212140315U, 12 months and 15 days of the grant notice day 2020, the present utility model discloses a multifunctional hand-held cleaner, which comprises: a housing having a dirt cup chamber and a motor chamber, a dirt cup removably disposed in the dirt cup chamber, a germicidal lamp disposed in the dirt cup chamber, and a motor disposed in the motor chamber, wherein the germicidal lamp is permitted to activate into an operative state when the dirt cup is removed from the housing and the motor is deactivated and the housing is flipped over an angle. The technical scheme has the defects that the position and the size of a suction nozzle of the dust collector are fixedly connected to a shell, so that the suction nozzle is limited in suction position and use space, difficult to quickly remove dust at a narrow and drilling position, meanwhile, the suction nozzle is cylindrical in structure and cannot deeply clean intractable dust and sundries, in addition, the use length of the machine body is limited, the use range is a fixed range with a human circle center, the places which are higher and far but inconvenient for people to walk in are difficult to process, the dust collector is limited in use, meanwhile, the stability is reduced due to simple connection between the structures, the connection strength of the structure is greatly influenced by vibration of a motor, and frequent maintenance is caused by difficult flexible quick disassembly and assembly.

In summary, the dust collector has the advantages of single function, low practicability, insufficient cleaning depth, insufficient structural connection stability, difficult disassembly and assembly and difficult maintenance.

Disclosure of Invention

The utility model provides a multifunctional dust collector with high practicability, deep cleaning and structural stability, and convenient disassembly and maintenance, which aims to overcome the defects of single function, low practicability, insufficient cleaning depth, structural connection stability and difficult disassembly and assembly maintenance of the dust collector in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a dust catcher, including dust collection housing and motor housing, be equipped with the motor that induced drafts in the motor housing, dust collection housing communicates with motor housing's intracavity, be connected with dustproof support in the dust collection housing, dust collection housing's one end and motor housing's one end joint, dust collection housing's the other end is equipped with the air intake, be equipped with the air outlet on the motor housing, it is connected with an extension section of thick bamboo to rotate on the dust collection housing, the size and the air intake looks adaptation of an extension section of thick bamboo, motor housing's the other end swing joint has the extension pole, the joint has the brush head on the extension pole, the size and the air intake looks adaptation of the brush head.

The dust collecting shell and one end of the motor shell are clamped together up and down, an induced draft motor is arranged in the motor shell to be used as induced draft driving, the dust collecting shell is communicated with the cavity of the motor shell, a dust-proof bracket is arranged on the dust collecting shell and used for sleeving and supporting a dust-proof bag, then air flow enters the dust collecting shell from an air inlet through induced draft operation, is filtered by the dust-proof bag on the dust-proof bracket and is sucked into the motor shell by the induced draft motor and then is discharged from an air outlet, so as to achieve the dust removing effect, wherein an extension cylinder is rotationally connected on the dust collecting shell, the port of the extension cylinder is butted with the air inlet through the rotation of the extension cylinder, the induced draft opening of the dust collector is extended, the volume of the head of induced draft is reduced, the dust collector can extend for a longer time and can enter a narrow or difficult-to-clean position for drilling, and meanwhile, the dust collector is convenient to assemble and disassemble, in addition, the extension tube is connected to one end of the dust collection shell, and then the dust collector can be directly held and the handheld part is prolonged, so that the dust collector can flexibly suck near dust and suck far dust or high dust and low dust, the extension tube which is movably connected is convenient to disassemble and assemble, the extension tube can realize quick dual-purpose conversion of the dust collector, in addition, the brush head is clamped on the extension tube, the brush head can be installed at the air inlet due to the adaptation of the size of the brush head and the air inlet, further, the target surface can be brushed to form a flapping effect and then suck dust, and meanwhile, the disassembly and the assembly are convenient, the surface depth dust collection capability of dust, garbage and the like with strong adhesive force on the cloth surface is improved, and the multifunctional effects of improving the application range, practicality, flexible structure, deep cleaning, convenient disassembly and quick switching of use states and maintenance and replacement are achieved.

Preferably, the motor housing is provided with a connecting groove, one end of the extension rod is inserted into the connecting groove, the extension rod is provided with a fixing groove, the motor housing is provided with a fixing block, one end of the fixing block is slidably connected with the motor housing, and the other end of the fixing block is inserted into the fixing groove. The connecting groove is arranged at one end of the motor shell, which is not provided with the air inlet, the extension rod is connected with the electric connector shell through plugging, meanwhile, one end of the extension rod is provided with a fixed groove, one end of the fixed block is connected with the motor shell and can slide back and forth, the other end of the fixed block can extend out of the fixed groove of the extension rod, the extension rod is further fixedly connected with the connecting groove, the extension rod is prevented from being separated from the connecting groove when the extension rod is arranged above and below the motor shell, the stability of structural connection is improved, and meanwhile, the extension rod can be rapidly removed through the sliding of the fixed block to switch the using mode.

Preferably, the extension rod is of a hollow structure, one end of the extension rod is inserted with a connecting cylinder, a positioning piece is connected in the connecting groove, the end face of the connecting cylinder is provided with an inserting hole, and the positioning piece is inserted with the inserting hole. The structural shape of extension rod is tubular structure to alleviate the weight of extension rod, and then alleviate the lifting gravity when using the dust catcher, make the arm use more easily, be convenient for adjust dust absorption position, the spacer is connected in the tank bottom department of spread groove, the connecting cylinder is pegged graft in the end department of extension rod, and then makes the connecting cylinder intercommunication extension rod install in the spread groove through the connection of location and jack, improves connection stability and prevents simultaneously that the dust catcher from taking place to rotate in the use, influencing dust removal accuracy.

Preferably, the other end of the extension rod is provided with a handle, the handle is arc-shaped, the handle is provided with a mounting hole, the extension rod is inserted into the mounting hole, the inner wall of the mounting hole is connected with a first fixed inserting rod and a second fixed inserting rod, the first fixed inserting rod and the second fixed inserting rod are inserted into the extension rod, the first fixed inserting rod and the second fixed inserting rod are respectively provided with a screw hole, and the screw holes are connected with screws in a threaded manner. The handle is connected with one end of the extension rod, and the handle with the arc-shaped structure is convenient for holding and preventing slipping. The extension rod is connected with the handle through the mounting hole on the inserted handle, the first fixed inserted link and the second fixed inserted link are respectively inserted into the cavity of the extension rod from the two opposite sides of the extension rod, so that the extension rod is prevented from being separated from the handle, and meanwhile, the first fixed inserted link and the second fixed inserted link are connected through the screw rod, so that the handle and the extension rod are prevented from rotating after being inserted, and the stability of structural connection and the convenience of use are improved.

Preferably, the handle is provided with a handle and an installation cylinder, the inner wall of the installation cylinder is connected with a limiting ring, the handle is connected with a plurality of hook rods, one end of the installation cylinder is connected with the handle, the hook rods are spliced with the other end of the installation cylinder, and the hook rods are clamped with the limiting ring. The handle is arc-shaped and is arranged on the extension rod, the mounting cylinder is arranged on one side of the handle which is inwards bent, the mounting cylinder is internally connected with the limiting ring and the hook rod in a T shape, the hook rod connected with the handle can be arranged on the limiting ring after being inserted into the mounting cylinder, the stable connection of the handle is realized, the handle can assist in lifting the dust collector when the handle is used, and the effect of improving the use safety and convenience is achieved.

Preferably, the inner wall of the dust collecting shell is provided with a rotating rod, the extension cylinder is provided with a connecting block, one end of the connecting block is connected with one end of the extension cylinder, the other end of the connecting block is provided with a rotating hole, and the rotating rod is spliced with the rotating hole. The inner wall of the dust collecting shell is provided with two rotating rods and opposite surfaces, one end surface of the extension cylinder is connected with the connecting block, a rotating hole is formed in the connecting block, the rotating rod is inserted into the rotating hole, the extension cylinder can smoothly rotate at the air inlet of the dust collecting shell, the port of the extension cylinder is matched with the air inlet to rotate, and then the butt joint of the extension cylinder and the air inlet is achieved, so that the smoothness of the structure in use is improved.

Preferably, a connecting plate is arranged in the dust collecting shell, a vent hole is formed in the connecting plate, a positioning groove is formed in one side of the connecting plate, the dustproof support comprises a support frame and a fixed cover, a plurality of air supply holes are formed in the support frame, the vent hole is communicated with the air supply holes, one end of the support frame is clamped with the positioning groove, and the other end of the support frame is in scarf joint with the fixed cover. The dust collecting device comprises a dust collecting shell, a motor and a dust collecting cover, wherein a connecting plate is connected in one end, close to the motor shell, of the dust collecting shell, a vent hole is formed in the center of the connecting plate, air flow for conveying an air inlet enters the motor shell on the other side, a positioning groove is formed in one side surface of the connecting plate, the positioning groove is an annular circular groove and is used for installing a dust-proof support, the dust-proof support comprises a support frame and a fixing cover, the support frame is used for supporting and opening the dust-proof bag, a plurality of air supply holes are formed in the surface of the support frame and are of uniform vertical hole structures, the lower end of the support frame is clamped into the positioning groove, the fixing cover is embedded in the other end of the support frame, the dust-proof bag is sleeved on the rear fixing dust-proof bag of the support frame, the dust-proof bag is prevented from deforming under strong air flow, the effect of improving the stability of structural installation is achieved, and meanwhile the dust-proof bag is convenient to replace.

Preferably, a filtering sea paper is arranged above the air suction motor, the filtering sea paper is clamped with the motor shell, the other side of the connecting plate is connected with a connecting inserting rod, a connecting slot is formed in the filtering sea paper, and the connecting inserting rod is inserted into the connecting slot. The filter is arranged between the induced draft motor and the connecting plate, so that the multi-layer dust return effect is formed, the filtering level is improved, the dust filtering degree is further improved, the connecting slot is formed in the filter, meanwhile, the connecting inserting rod is connected to the other side of the connecting plate, the connecting plate is further stable to install, and the structural connection stability and the convenient disassembly maintenance are improved.

Preferably, the motor casing has cup jointed fixed sleeve shell in, the motor of induced drafting and fixed sleeve shell joint, the upper end and the fixed sleeve shell sealing connection of motor of induced drafting, the lower extreme of fixed sleeve shell is equipped with the apopore, the lower extreme and the apopore of motor of induced drafting are relative, the apopore is linked together with the air outlet, be connected with spacing bulge loop on the filtration sea Pa, the upper end of motor of induced drafting has cup jointed the blotter, spacing bulge loop cup joints with the blotter, the one end and the blotter of fixed sleeve shell offset, the other end of fixed sleeve shell is connected with solid fixed ring, motor casing inner wall is connected with the slot, gu fixed ring and slot grafting. The motor casing is arranged in to the fixed cover shell, and the inner wall structure of fixed cover shell is used for the joint installation motor that induced drafts, makes the motor that induced drafts place steadily in the fixed cover shell, and the both ends of fixed cover shell are the opening form simultaneously, and the one side opening of fixed cover shell makes the air inlet department and ventilation hole of motor that induced drafts, filtration HEPA relatively, powerful suction gas, and the opening of opposite side is established to the apopore, and the air outlet that is equipped with on the motor that induced drafts of motor that breathes in is linked together, makes the air current form smooth air current passageway. The structure shape that has connected spacing lug, spacing lug on the filtration HEPA is annular and connects on the circumference of filtration HEPA, and the blotter cup joints on induced draft motor, spacing lantern ring cup joints on the blotter, makes the air inlet end of induced draft motor reduce friction and vibration when inhaling, and then the noise reduction, simultaneously because the opening terminal surface of fixed lantern ring pastes mutually with the blotter, connects inserted bar and connecting slot grafting, and the air current in the guarantee motor casing all comes from the apopore, further improves gas tightness and forms smooth unidirectional air current passageway, prevents the air current disorder.

Preferably, a handshake perforation is formed in the motor shell, one side of the motor shell is connected with a connecting wire, the other side of the motor shell is connected with a switch button, the position of the switch button is close to the handshake perforation, a hanging rod is connected to the motor shell, and the position of the hanging rod is close to the connecting wire. The back end of the dust collector is provided with the handshake perforation, so that the dust collector without the extension rod can be conveniently used through the handshake perforation, and the switch key is arranged at the handshake perforation, so that the dust collector can be conveniently and quickly operated by fingers to be opened and closed. The connecting wire is used for external power supply, has connected the peg on the motor casing simultaneously, and the structural shape of peg is the arc form, and the position of peg is close to the peg, and then does not use and leaves longer electric wire and then make things convenient for the connection of power, improvement security when hanging, reaches the effect that improves convenient to use and be convenient for power connection.

The beneficial effects of the utility model are as follows: the application range of the dust collector is improved, the dust collector is deep clean, has multifunction and practicability, and has flexible structure and convenient disassembly and assembly; the use state can be switched rapidly; the dustproof bag is fast to maintain and convenient to replace; the dust removal operation precision is high, the use convenience is strong, the air flow is smooth, the turbulence is prevented, and the safety is high.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2;

fig. 5 is an enlarged view at C in fig. 2;

FIG. 6 is a schematic structural view of a motor housing;

FIG. 7 is a schematic view of the structure of an extension barrel;

FIG. 8 is a schematic view of the structure of the dust-proof bracket;

fig. 9 is a schematic structural view of the suction motor;

FIG. 10 is a schematic view of the structure of a brush head;

FIG. 11 is a schematic view of the structure of the baffle;

fig. 12 is a schematic structural view of the stationary casing.

In the figure: 1. the dust collector comprises a dust collecting shell, 2 parts of a motor housing, 3 parts of an induced draft motor, 4 parts of a dust collecting bracket, 5 parts of an air inlet, 6 parts of an air outlet, 7 parts of an extension cylinder, 8 parts of an extension rod, 9 parts of a brush head, 10 parts of a connecting groove, 11 parts of a fixing groove, 12 parts of a fixing block, 13 parts of a connecting cylinder, 14 parts of a locating piece, 15 parts of a jack, 16 parts of a handle, 17 parts of a mounting hole, 18 parts of a fixing inserting rod, 19 parts of a fixing inserting rod, 20 parts of a screw hole, 21 parts of a handle, 22 parts of a mounting cylinder, 23 parts of a limiting ring, 24 parts of a hook rod, 25 parts of a rotating rod, 26 parts of a connecting block, 27 parts of a rotating hole, 28 parts of a connecting plate, 29 parts of a ventilation hole, 30 parts of a locating groove, 31 parts of a supporting frame, 32 parts of a fixing cover, 33 parts of a blowing hole, 34 parts of a filtering sea-handkerchief, 35 parts of a connecting inserting rod, 36 parts of a connecting slot, 37 parts of a fixing, 38 parts of an air outlet hole, 39 parts of a limiting convex ring, 40 parts of a buffer cushion, 41 parts of a baffle, 42, inserting hole, 43 parts of a handshake hole, 44 parts of a connecting wire, 45 parts of a switch, 46 parts of a hanging wire, hanging rod, 46 parts of a hanging rod, 47 parts of a hanging rod, a connecting groove, a locating device, 48 parts of a connecting brush, a connecting sleeve, a connecting brush, and a fixture, and a fixing block.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the authorization specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

Example 1:

as shown in fig. 1, 2, 4 and 5, a dust collector comprises a dust collecting shell 1 and a motor shell 2, wherein an air suction motor 3 is arranged in the motor shell 2, the dust collecting shell 1 is communicated with the cavity of the motor shell 2, a dust-proof bracket 4 is connected in the dust collecting shell 1, one end of the dust collecting shell 1 is clamped with one end of the motor shell 2, an air inlet 5 is arranged at the other end of the dust collecting shell 1, an air outlet 6 is arranged on the motor shell 2, an extension cylinder 7 is rotationally connected on the dust collecting shell 1, the extension cylinder 7 is matched with the air inlet 5, an extension rod 8 is movably connected with the other end of the motor shell 2, and a brush head 9 is clamped on the extension rod 8.

As shown in fig. 4, a connecting groove 10 is formed in the motor housing 2, one end of the extension rod 8 is inserted into the connecting groove 10, a fixing groove 11 is formed in the extension rod 8, a fixing block 12 is arranged on the motor housing 2, one end of the fixing block 12 is slidably connected with the motor housing 2, and the other end of the fixing block 12 is inserted into the fixing groove 11. The extension rod 8 is of a hollow structure, one end of the extension rod 8 is inserted with a connecting cylinder 13, a positioning piece 14 is connected in the connecting groove, the end face of the connecting cylinder 13 is provided with an inserting hole 15, and the positioning piece 14 is inserted with the inserting hole 15.

As shown in fig. 3, the other end of the extension rod 8 is provided with a handle 16, the handle 16 is arc-shaped, the handle 16 is provided with a mounting hole 17, the extension rod 8 is inserted into the mounting hole 17, the inner wall of the mounting hole 17 is connected with a first fixed inserting rod 18 and a second fixed inserting rod 19, the first fixed inserting rod 18 and the second fixed inserting rod 19 are inserted into the extension rod 8, the first fixed inserting rod 18 and the second fixed inserting rod 19 are respectively provided with a screw hole 20, and the screw holes 20 are connected with screws in a threaded manner. The handle 16 is provided with a handle 21 and an installation cylinder 22, the inner wall of the installation cylinder 22 is connected with a limiting ring 23, the handle 21 is connected with a plurality of hook rods 24, one end of the installation cylinder 22 is connected with the handle 16, the hook rods 24 are inserted into the other end of the installation cylinder 22, and the hook rods 24 are clamped with the limiting ring 23.

As shown in fig. 5 and 7, a rotating rod 25 is arranged on the inner wall of the dust collecting shell 1, a connecting block 26 is arranged on the extending cylinder 7, one end of the connecting block 26 is connected with one end of the extending cylinder 7, a rotating hole 27 is arranged at the other end of the connecting block 26, and the rotating rod 25 is spliced with the rotating hole 27.

As shown in fig. 4 and 8, a connecting plate 28 is arranged in the dust shell 1, a vent hole 29 is arranged on the connecting plate 28, a positioning groove 30 is arranged on one side of the connecting plate 28, the dust-proof support 4 comprises a support frame 31 and a fixed cover 32, a plurality of air supply holes 33 are arranged on the support frame 31, the vent hole 29 is communicated with the air supply holes 33, one end of the support frame 31 is clamped with the positioning groove 30, and the other end of the support frame 31 is embedded with the fixed cover 32. The upper part of the induced draft motor 3 is provided with a filter sea kerchief 34, the filter sea kerchief 34 is clamped with the motor shell 2, the other side of the connecting plate 28 is connected with a connecting inserting rod 35, the filter sea kerchief 34 is provided with a connecting slot 36, and the connecting inserting rod 35 is inserted into the connecting slot 36.

As shown in fig. 4, 6, 9 and 12, a fixed casing 37 is sleeved in the motor housing 2, the air suction motor 3 is clamped with the fixed casing 37, the upper end of the air suction motor 3 is in sealing connection with the fixed casing 37, the lower end of the fixed casing 37 is provided with an air outlet 38, the lower end of the air suction motor 3 is opposite to the air outlet 38, the air outlet 38 is communicated with the air outlet 6, a limiting convex ring 39 is connected to the filter HEPA 34, a cushion 40 is sleeved at the upper end of the air suction motor 3, the limiting convex ring 39 is sleeved with the cushion 40, one end of the fixed casing 37 abuts against the cushion 40, the other end of the fixed casing 37 is connected with a fixed ring 52, the inner wall of the motor housing 2 is connected with a slot 42, and the fixed ring 52 is spliced with the slot 42.

As shown in fig. 1 and 6, a handshake through hole 43 is formed in the motor housing 2, one side of the motor housing 2 is connected with a wire 44, the other side of the motor housing 2 is connected with a switch button 45, the position of the switch button 45 is close to the handshake through hole 43, a hanging rod 46 is connected to the motor housing 2, and the position of the hanging rod 46 is close to the wire 44.

As shown in fig. 1-12: the dust collection shell 1 is provided with a placing groove 47 on the surface, and the extension cylinder 7 is clamped with the placing groove 47, so that the extension cylinder 7 can be clamped into the placing groove 47 when not in use, and the extension cylinder 7 is prevented from rotating to influence the use.

The air inlet 5 is provided with a rotary jack 48, the rotary jack 48 is rotationally connected with a baffle 41, the side surface of the baffle 41 is close to the wall surface of the air inlet 5, so that the baffle 41 can block the air inlet 5 and prevent dust and sundries from falling into the cavity of the dust collecting shell 1 when not in use, and the air suction motor 3 makes the inside of the dust collecting shell 1 be negative pressure, so that the baffle 41 is pushed by external air flow to open the air inlet 5 for dust collection.

The support frame 31 has a wedge shape, so that the area of the air supply hole 33 is increased, the propped area is larger when the dustproof bag is installed, the contact area with air flow is increased, and the dust blocking efficiency is enhanced.

The inner wall of the dust collecting shell 1 is connected with a plurality of limit bars 48, and the side surface of the connecting plate 28 is attached to the limit bars 48, so that the connecting plate 28 is rapidly limited when being installed in the dust collecting shell 1, and the installation efficiency and the stability are improved.

The surface of the motor shell 2 is provided with an opening, the wall of the opening is provided with a chute, the side face of the fixed block 12 is inserted into and can slide with the chute, so that the fixed block 12 can extend into and withdraw from the fixed groove 11 of the extension rod 8, and the extension rod 8 is fixed.

The cushion pad 40 is made of rubber material, and is arranged between the air suction motor 2 and the limiting convex ring 39 for buffering, so that the structural friction noise of the air suction motor 2 during working is reduced.

The brush head 9 comprises a connecting clamping block 49, a ventilating drum 50 and brush heads 51, wherein two ports of the ventilating drum 50 are all openings, the brush heads 51 are connected with the end face of the ventilating drum 50, the connecting clamping block 49 is connected with the side face of the ventilating drum 50, the connecting clamping block 49 is provided with two parts and is oppositely arranged, the size of the ventilating drum 50 can be spliced with the air inlet 5, the brush head 9 can be stably arranged on the dust collecting shell 1, the surface of a target object can be brushed through the brush heads 51 and sucked at the same time, the two connecting clamping blocks 49 form a clamp-shaped structure, and the brush head 9 can be used by being pulled out at any time without being clamped on the extension rod 8 through the connecting clamping block 49, so that the efficiency and the practicability are improved.

When in use, the dustproof support 4 is sleeved with a dustproof bag in advance: the dustproof bag is sleeved on the supporting frame 31, the edge of the opening end of the dustproof bag is placed in the positioning groove 30, one end of the supporting rod 31 is clamped in the positioning groove 30 and the edge of the dustproof bag is pressed, the other end of the dustproof bag is inserted into the other end of the supporting frame 31 to form a double-layer dustproof effect, and the fixing cover 32 is embedded into the end head at the end to press the dustproof bag. Holding the hand holding perforation 43, pressing the switch button 45, the induced draft motor 3 starts to operate to generate suction force, the air inlet 5 of the dust collecting shell 1 is aligned with dust and sundries to be absorbed, the baffle 41 is opened, the dust and the sundries enter the cavity of the dust collecting shell 1 through the air inlet 5, the sundries and the dust are left in the cavity of the dust collecting shell 1 by the dust-proof bag, air flow enters the induced draft motor 3 through the air inlet hole 33, the vent hole 29 and the filtering HEPA 34 through the surface pores of the dust-proof bag, and enters the motor shell 2 where the air outlet hole 39 enters from the air outlet end of the induced draft motor 3 to be discharged out of the external environment through the air outlet 6, thus completing the dust removing operation.

The extension cylinder 7 is additionally used: the extension cylinder 7 is taken out from the placing groove 47, one end of the extension cylinder 7 rotates on the dust collecting shell 1 through the rotating rod 25, and finally one port of the extension cylinder 7 is butted with the air inlet 5, so that the other port of the extension cylinder 7 is used as an inlet for dust removal cleaning.

The use of extension rods 8 is added: the handle 16 is mounted at one end of the wand 8: the handle 16 is sleeved with the extension rod 8 and screwed into the first fixed inserting rod 18 and the second fixed inserting rod 19 through screws, and the handle 21 is inserted into the mounting cylinder 22 through the hook rod 24. The connecting cylinder 13 is inserted into the other port of the extension rod 8 and is inserted into the connecting groove 10 together, the positioning piece 14 is inserted into the insertion hole 15, the fixing block 12 is slid to insert the fixing block 12 into the fixing groove 11, the extension rod 8 is fixed at the tail part of the motor shell 2, and the extension rod 8 or the handle 15 can be held by hand to prolong the holding part of the dust collector to remove dust and clean remote targets.

The brush head 9 is additionally used: the connecting clamping block 49 on the brush head 9 is taken off from the extension rod 8, the air funnel 50 is inserted into the air inlet 5, the inner cavity of the air funnel 50 is induced to suck air, and the brush head 52 brushes the surface of a target object.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. The utility model provides a dust catcher, characterized by, including dust collection housing (1) and motor housing (2), be equipped with motor (3) induced draft in motor housing (2), dust collection housing (1) are linked together with the intracavity of motor housing (2), dust collection housing (1) internal connection has dustproof support (4), dust collection housing (1) one end and motor housing (2) one end joint, dust collection housing (1) other end is equipped with air intake (5), be equipped with air outlet (6) on motor housing (2), it is connected with extension section of thick bamboo (7) to rotate on dust collection housing (1), extension section of thick bamboo (7) and air intake (5) looks adaptation, motor housing (2) other end swing joint has extension pole (8), the joint has brush head (9) on extension pole (8).

2. The dust collector of claim 1, wherein the motor housing (2) is provided with a connecting groove (10), one end of the extension rod (8) is connected with the connecting groove (10) in an inserting mode, the extension rod (8) is provided with a fixing groove (11), the motor housing (2) is provided with a fixing block (12), one end of the fixing block (12) is connected with the motor housing (2) in a sliding mode, and the other end of the fixing block (12) is connected with the fixing groove (11) in an inserting mode.

3. A vacuum cleaner according to claim 2, characterized in that the extension rod (8) is of a hollow structure, a connecting cylinder (13) is inserted into one end of the extension rod (8), a positioning sheet (14) is connected into the connecting groove, a jack (15) is arranged on the end face of the connecting cylinder (13), and the positioning sheet (14) is inserted into the jack (15).

4. A vacuum cleaner according to claim 1 or 3, characterized in that the other end of the extension rod (8) is provided with a handle (16), the handle (16) is arc-shaped, the handle (16) is provided with a mounting hole (17), the extension rod (8) is inserted into the mounting hole (17), the inner wall of the mounting hole (17) is connected with a first fixed inserting rod (18) and a second fixed inserting rod (19), the first fixed inserting rod (18) and the second fixed inserting rod (19) are both inserted into the extension rod (8), the first fixed inserting rod (18) and the second fixed inserting rod (19) are both provided with screw holes (20), and the screw holes (20) are connected with screws in a threaded manner.

5. The dust collector of claim 4, wherein the handle (16) is provided with a handle (21) and a mounting cylinder (22), the inner wall of the mounting cylinder (22) is connected with a limiting ring (23), the handle (21) is connected with a plurality of hook rods (24), one end of the mounting cylinder (22) is connected with the handle (16), the hook rods (24) are connected with the other end of the mounting cylinder (22) in an inserting mode, and the hook rods (24) are connected with the limiting ring (23) in a clamping mode.

6. A vacuum cleaner according to claim 1, characterized in that the inner wall of the dust collecting housing (1) is provided with a rotating rod (25), the extension cylinder (7) is provided with a connecting block (26), one end of the connecting block (26) is connected with one end of the extension cylinder (7), the other end of the connecting block (26) is provided with a rotating hole (27), and the rotating rod (25) is spliced with the rotating hole (27).

7. The dust collector as claimed in claim 1, wherein the dust collecting housing (1) is internally provided with a connecting plate (28), the connecting plate (28) is provided with a vent hole (29), one side of the connecting plate (28) is provided with a positioning groove (30), the dust-proof support (4) comprises a support frame (31) and a fixed cover (32), the support frame (31) is provided with a plurality of air supply holes (33), the vent hole (29) is communicated with the air supply holes (33), one end of the support frame (31) is clamped with the positioning groove (30), and the other end of the support frame (31) is embedded with the fixed cover (32).

8. The vacuum cleaner according to claim 7, wherein a filter handkerchief (34) is arranged above the air suction motor (3), the filter handkerchief (34) is clamped with the motor housing (2), a connecting inserting rod (35) is connected to the other side of the connecting plate (28), a connecting slot (36) is arranged on the filter handkerchief (34), and the connecting inserting rod (35) is inserted into the connecting slot (36).

9. The vacuum cleaner according to claim 8, wherein the motor housing (2) is sleeved with a fixed casing (37), the suction motor (3) is clamped with the fixed casing (37), the upper end of the suction motor (3) is in sealing connection with the fixed casing (37), the lower end of the fixed casing (37) is provided with an air outlet hole (38), the lower end of the suction motor (3) is opposite to the air outlet hole (38), the air outlet hole (38) is communicated with the air outlet (6), the filter HEPA (34) is connected with a limiting convex ring (39), the upper end of the suction motor (3) is sleeved with a buffer pad (40), the limiting convex ring (39) is sleeved with the buffer pad (40), one end of the fixed casing (37) is propped against the buffer pad (40), the other end of the fixed casing (37) is connected with a fixed ring (52), and the inner wall of the motor housing (2) is connected with a slot (42) in a plugging manner.

10. A vacuum cleaner according to claim 1, characterized in that the motor housing (2) is provided with a handshake perforation (43), one side of the motor housing (2) is connected with a connecting wire (44), the other side of the motor housing (2) is connected with a switch button (45), the position of the switch button (45) is close to the handshake perforation (43), the motor housing (2) is connected with a hanging rod (46), and the position of the hanging rod (46) is close to the connecting wire (44).

Images