CN212307715U

CN212307715U - Dual-purpose handle device of dust catcher

Info

Publication number: CN212307715U
Application number: CN202021211567.0U
Authority: CN
Inventors: 张罗欢
Original assignee: Ningbo Dechang Electric Co ltd
Current assignee: Techtronic Cordless GP
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-01-08
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses a dual-purpose handle device of dust catcher. It includes the wind channel switching tube, the organism, the tubular metal resonator subassembly, handle hose subassembly and scrubbing brush hose subassembly, handle hose subassembly includes handle body and coupling hose, scrubbing brush hose subassembly's one end is connected with the scrubbing brush subassembly, scrubbing brush hose subassembly's the other end is connected with dirt cup subassembly, be equipped with the wind channel change-over valve on the scrubbing brush hose subassembly, coupling hose's one serve with wind channel change-over valve assorted hose switching mouth, coupling hose's the other end and this body coupling of handle, the tubular metal resonator subassembly is installed on the handle body, the tubular metal resonator subassembly is arranged in on the organism, the one end and the organism of wind channel switching tube are connected, the other end and the motor element of wind channel switching tube are. The utility model has the advantages that: not only can possess the effect of operation dust catcher, the operation mode who converts the manual dust absorption into satisfies the user demand of different environment, and application scope is wide, and installation positioning effect is good, and the installation is convenient with the dismantlement, and the reliability is high.

Description

Dual-purpose handle device of dust catcher

Technical Field

The utility model relates to a dust catcher is relevant technical field, especially indicates a dual-purpose handle device of dust catcher.

Background

The vacuum cleaner can be divided into a vertical type, a horizontal type and a portable type according to the structure. The working principle of the dust collector is that the blades are driven by the motor to rotate at a 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, and generally comprises a series excitation commutator motor, a centrifugal fan, a dust filter (bag) and a dust collection accessory. The power of a typical vacuum cleaner is 400-1000W or more, and the power of a portable vacuum cleaner is 250W or less. The dust collector can remove dust and is mainly characterized in that an electric exhaust fan is arranged at the head of the dust collector. The rotating shaft of the exhaust fan is provided with an air impeller, after the air impeller is electrified, the exhaust fan can generate higher suction force and pressure at the rotating speed of 500 circles per second, air is discharged at high speed under the action of the suction force and the pressure, air in the dust suction part at the front end of the air fan continuously supplements the air in the air fan, instantaneous vacuum is generated inside the dust collector, negative pressure difference is formed between the air and the external atmospheric pressure, and air containing dust is sucked under the action of the negative pressure difference. The dust and other sundries sequentially pass through the carpet or the floor brush, the long connecting pipe, the bent pipe, the hose and the hose joint to enter the dust filtering bag, the dust and other sundries are retained in the dust filtering bag, and the air is purified by the filter disc and then is discharged from the tail part of the machine body.

The existing handle of the dust collector is usually only a single mechanical mechanism, the handle of the existing dust collector is usually only provided with a single holding function, namely, the dust collector is moved and operated by operating the handle, and the single operation mode of the handle usually enables the dust collector to be operated only according to the functions of a main machine of the dust collector, other using modes of the dust collector cannot be expanded, and the application range of the dust collector is limited.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dual-purpose handle device of dust collector with wide application range, which aims to overcome the defects of the prior art.

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

the utility model provides a dual-purpose handle device of dust catcher, is connected with scrubbing brush subassembly, motor element and dirt cup subassembly respectively, includes wind channel switching tube, organism, tubular metal resonator, handle hose assembly and scrubbing brush hose assembly, handle hose assembly include handle body and coupling hose, scrubbing brush hose assembly's one end is connected with the scrubbing brush subassembly, scrubbing brush hose assembly's the other end and dirt cup subassembly are connected, scrubbing brush hose assembly on be equipped with the wind channel switching valve, coupling hose serve and be equipped with wind channel switching valve assorted hose switching mouth, coupling hose's the other end and handle body coupling, the tubular metal resonator install on the handle body, the tubular metal resonator arrange in on the organism, the one end and the organism of wind channel switching tube are connected, the other end and the motor element of wind channel switching tube are connected.

When the dust collector is used, the brush assembly enters the dust cup assembly through the scrubbing brush hose assembly and reaches the motor assembly through the machine body and the air channel conversion pipe to form a loop through the design of the air channel conversion pipe, the machine body and the scrubbing brush hose assembly, so that the dust collection function of the dust collector is realized; and through the design of handle hose assembly, when pegging graft it on the wind channel change-over valve of scrubbing brush hose assembly, the wind channel of scrubbing brush hose assembly is changed and is entered into in the handle hose assembly, and handle hose assembly and tubular metal resonator are connected, so can manually come the place that the selection needs the dust absorption through the tubular metal resonator, through handle hose assembly, scrubbing brush hose assembly, the dirt cup subassembly, the organism, the wind channel change-over pipe enters into motor element, form a return circuit and carry out the dust absorption operation, the design makes the handle not only can possess the effect of operation dust catcher, can also satisfy the user demand of different environment with its operation mode that converts into manual dust absorption, thereby reached the wide mesh of application scope.

Preferably, the machine body is provided with an air duct pipe and a metal sleeve, the air duct conversion pipe is installed at one end of the air duct pipe, the other end of the air duct pipe is connected with the dust cup assembly, the metal pipe assembly is arranged on the metal sleeve, a hose clamp support I is arranged at the upper end of the side face of the machine body, a switching port bracket is arranged at the lower end of the side face of the machine body, the connecting hose is arranged in the hose clamp support I, and the hose switching port is arranged in the switching port bracket. The installation and positioning of the connecting hose are facilitated through the design of the hose clamping support I; the design through switching mouth bracket makes things convenient for the installation location of hose switching mouth.

Preferably, a clamping support mounting seat is arranged on the side face of the upper end of the metal sleeve, a clamping support mounting head matched with the clamping support mounting seat is arranged on the hose clamping support I, the hose clamping support I is mounted on the metal sleeve through the matching of the clamping support mounting head and the clamping support mounting seat, a U-shaped opening I is arranged on the hose clamping support I, the connecting hose is clamped in the U-shaped opening I, a supporting and positioning block is arranged on the lower end face of the hose clamping support I, and the supporting and positioning block is in contact with the metal sleeve. Through the design of supporting the locating piece, can support the hose card on the one hand and hold in the palm one, on the other hand can fix a position the position that the hose card held in the palm one, simple structure, the reliability is high.

Preferably, a positioning flange and a positioning mounting seat are arranged on the side face of the lower end of the metal sleeve, a positioning bayonet matched with the positioning flange is arranged at the lower end of the adapter port bracket, a positioning mounting head matched with the positioning mounting seat is arranged at the upper end of the adapter port bracket, the adapter port bracket is limited on the metal sleeve through the matching of the positioning bayonet and the positioning flange, the adapter port bracket is mounted on the metal sleeve through the matching of the positioning mounting head and the positioning mounting seat, an adapter port sleeve is arranged on the adapter port bracket, and the hose adapter port is arranged in the adapter port sleeve. Through the design of the positioning flanging and the positioning bayonet, the installation of the adapter port bracket can be facilitated, and the installation and the positioning of the hose adapter port are facilitated due to the design of the adapter port sleeve.

Preferably, the metal tube assembly include metal tube body and handle joint, the handle joint install the upper end at the metal tube body, the metal sleeve is arranged in to the lower extreme of metal tube body, the handle joint on be equipped with hose card and hold in the palm two, hose card hold in the palm two and be equipped with U type opening two, coupling hose arrange in U type opening two, the handle joint on be equipped with handle release button, the handle body on be equipped with the handle buckle, the handle joint pass through the cooperation of handle release button and handle buckle and install on the handle body. Through the design of the hose clamp II, the installation and the positioning of the connecting hose are facilitated; through the design of the handle release button and the handle buckle, the handle joint and the handle body are convenient to detach and install.

Preferably, the side of the metal pipe body is provided with a limiting ring, the limiting ring is provided with a button buckle, the machine body is provided with a machine cover, the machine cover is installed on the machine body and is provided with a metal pipe release button, the metal pipe release button is provided with a release button elastic sheet, and the metal pipe body is positioned in the metal sleeve through the cooperation of the release button elastic sheet and the button buckle. The position of the metal pipe body can be limited through the design of the limiting ring; through the design of the metal pipe release button, the metal pipe is convenient to assemble and disassemble.

Preferably, a sleeve joint is arranged on one side of the air channel conversion pipe, a metal sleeve on the machine body is arranged on the sleeve joint, a suction nozzle support, a flat suction nozzle and a brush head are arranged on the other side of the air channel conversion pipe, a suction nozzle seat is arranged on the suction nozzle support, a suction nozzle joint matched with the suction nozzle seat is arranged at one end of the flat suction nozzle, the flat suction nozzle is arranged on the suction nozzle support through the matching of the suction nozzle joint and the suction nozzle seat, the brush head is arranged at the other end of the flat suction nozzle, the suction nozzle joint is matched with the lower end of the metal pipe body, and the flat suction nozzle is detachably arranged at the lower end of the metal pipe body through the suction nozzle joint. Through the design of the flat suction nozzle and the brush head, the brush head is arranged on the metal pipe body, so that dust collection operation is performed on places needing dust collection, and the dust collection effect is improved.

Preferably, the handle body on be equipped with handle connector and hose connection head, handle connector and hose connection head intercommunication, the handle buckle install on the handle connector, the handle connector install on the handle connector through the cooperation of handle release button and handle buckle, hose connection head and coupling hose be connected. Through the structural design of the handle body, the handle joint and the handle connector are convenient to disassemble and assemble.

As preferred, scrubbing brush hose assembly include scrubbing brush connecting pipe and dirt cup connecting pipe, the one end and the scrubbing brush subassembly of scrubbing brush connecting pipe are connected, the other end and the one end of dirt cup connecting pipe of scrubbing brush connecting pipe be connected, the other end and the dirt cup subassembly of dirt cup connecting pipe are connected, the wind channel change-over valve install on dirt cup connecting pipe and arrange the position department that is close to the scrubbing brush connecting pipe in, the wind channel change-over valve include conversion valve way and conversion valve gap, the one end and the conversion valve way of conversion valve gap rotate to be connected, the other end and the conversion valve way joint of conversion valve gap, the conversion valve gap in be equipped with the conversion valve sealing washer, the conversion valve gap through conversion sealing washer and conversion valve way sealing connection, hose switching mouth arrange in the conversion valve way. The installation of the hose adapter is facilitated through the structural design of the air duct conversion valve; meanwhile, the air duct sealing ring is designed to prevent the dust collector from leaking when in use, and the safety and reliability are high.

Preferably, the hose switching port is provided with an insertion pipe, the side surface of the insertion pipe is provided with an air duct opening, the side surface of the hose switching port is provided with a switching port release button, the switching valve channel is internally provided with a switching port fastener, the insertion pipe is arranged in the switching valve channel, and the hose switching port is arranged on the switching valve channel through the matching of the switching port release button and the switching port fastener. Through the design of intubate to the cooperation of cooperation switching mouth release button and switching mouth buckle can seal the scrubbing brush connecting pipe, makes dirt cup connecting pipe and coupling hose intercommunication, thereby realizes the purpose of manual dust absorption.

The utility model has the advantages that: make the handle not only can possess the effect of operation dust catcher, can also satisfy the user demand of different environment with its operation mode of converting into manual dust absorption, application scope is wide, and installation location is effectual, and the installation is convenient with the dismantlement, and the reliability is high.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention.

In the figure: 1. a handle hose component, 2, a handle release button, 3, a handle joint, 4, a hose clamp support II, 5, a limiting ring, 6, a metal pipe component, 7, a button buckle, 8, a metal pipe body, 9, a machine cover, 10, a release button elastic sheet, 11, a machine body, 12, an air duct pipe, 13, a metal sleeve, 14, a brush head, 15, a flat suction nozzle, 16, a suction nozzle joint, 17, a suction nozzle seat, 18, a suction nozzle support, 19, an air duct conversion pipe, 20, a handle body, 21, a hose connector, 22, a handle connector, 23, a connection hose, 24, a hose adapter port, 25, an adapter port release button, 26, an air duct opening, 27, an insertion pipe, 28, a metal pipe release button, 29, a clamp support mounting seat, 30, a clamp support mounting head, 31, a hose clamp support I, 32, a U-shaped opening mounting head, 33, a support positioning block, 34, a positioning mounting seat and 35, 36. the dust cup cleaning device comprises an adapter sleeve, 37 an adapter bracket, 38 a positioning flange, 39 a sleeve joint, 40 a dust cup connecting pipe, 41 a conversion valve channel, 42 a floor brush connecting pipe, 43 an air channel conversion valve, 44 a conversion valve cover, 45 a floor brush hose assembly and 46 a U-shaped opening II.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1, a dual-purpose handle device for a vacuum cleaner, which is respectively connected with a floor brush assembly, a motor assembly and a dust cup assembly, comprises an air channel switching tube 19 and a machine body 11, metal tube subassembly 6, handle hose subassembly 1 and scrubbing brush hose subassembly 45, handle hose subassembly 1 includes handle body 20 and coupling hose 23, scrubbing brush hose subassembly 45's one end is connected with the scrubbing brush subassembly, scrubbing brush hose subassembly 45's the other end is connected with the dirt cup subassembly, be equipped with wind channel change-over valve 43 on the scrubbing brush hose subassembly 45, coupling hose 23 serve be equipped with wind channel change-over valve 43 assorted hose switching mouth 24, coupling hose 23's the other end and handle body 20 are connected, metal tube subassembly 6 is installed on handle body 20, metal tube subassembly 6 is arranged in on organism 11, the one end and the organism 11 of wind channel change-over pipe 19 are connected, the other end and the motor element of wind channel change-over pipe 19 are connected.

The air duct pipe 12 and the metal sleeve 13 are arranged on the machine body 11, the air duct conversion pipe 19 is installed at one end of the air duct pipe 12, the other end of the air duct pipe 12 is connected with the dust cup assembly, the metal pipe assembly 6 is arranged on the metal sleeve 13, the hose clamping support 31 is arranged at the upper end of the side face of the machine body 11, the switching port bracket 37 is arranged at the lower end of the side face of the machine body 11, the connecting hose 23 is arranged in the hose clamping support 31, and the hose switching port 24 is arranged in the switching port bracket 37. The side face of the upper end of the metal sleeve 13 is provided with a clamping support mounting seat 29, a clamping support mounting head 30 matched with the clamping support mounting seat 29 is arranged on a hose clamping support one 31, the hose clamping support one 31 is mounted on the metal sleeve 13 through the matching of the clamping support mounting head 30 and the clamping support mounting seat 29, a U-shaped opening one 32 is arranged on the hose clamping support one 31, the connecting hose 23 is clamped in the U-shaped opening one 32, a supporting and positioning block 33 is arranged on the lower end face of the hose clamping support one 31, and the supporting and positioning block 33 is in contact with the metal sleeve 13. The side face of the lower end of the metal sleeve 13 is provided with a positioning flange 38 and a positioning mounting seat 34, the lower end of the adapter bracket 37 is provided with a positioning bayonet matched with the positioning flange 38, the upper end of the adapter bracket 37 is provided with a positioning mounting head 35 matched with the positioning mounting seat 34, the adapter bracket 37 is limited on the metal sleeve 13 through the matching of the positioning bayonet and the positioning flange 38, the adapter bracket 37 is installed on the metal sleeve 13 through the matching of the positioning mounting head 35 and the positioning mounting seat 34, the adapter bracket 37 is provided with an adapter sleeve 36, and the hose adapter 24 is arranged in the adapter sleeve 36.

The metal tube assembly 6 comprises a metal tube body 8 and a handle joint 3, the handle joint 3 is installed at the upper end of the metal tube body 8, the lower end of the metal tube body 8 is arranged in a metal sleeve 13, the handle joint 3 is provided with a hose clamp support II 4, the hose clamp support II 4 is provided with a U-shaped opening II 46, the connecting hose 23 is arranged in the U-shaped opening II 46, the handle joint 3 is provided with a handle release button 2, the handle body 20 is provided with a handle buckle, and the handle joint 3 is installed on the handle body 20 through the cooperation of the handle release button 2 and the handle buckle. Be equipped with spacing ring 5 on the side of tubular metal resonator body 8, be equipped with button buckle 7 on the spacing ring 5, be equipped with cover 9 on the organism 11, cover 9 is installed on organism 11, is equipped with tubular metal resonator release button 28 on the cover 9, is equipped with release button shell fragment 10 on the tubular metal resonator release button 28, and tubular metal resonator body 8 is fixed a position in metal sleeve 13 through release button shell fragment 10 and the cooperation of button buckle 7.

One side of the air channel conversion pipe 19 is provided with a sleeve joint 39, the metal sleeve 13 on the machine body 11 is installed on the sleeve joint 39, the other side of the air channel conversion pipe 19 is provided with a suction nozzle support 18, a flat suction nozzle 15 and a brush head 14, the suction nozzle support 18 is provided with a suction nozzle seat 17, one end of the flat suction nozzle 15 is provided with a suction nozzle joint 16 matched with the suction nozzle seat 17, the flat suction nozzle 15 is installed on the suction nozzle support 18 through the matching of the suction nozzle joint 16 and the suction nozzle seat 17, the brush head 14 is installed on the other end of the flat suction nozzle 15, the suction nozzle joint 16 is matched with the lower end of the metal pipe body 8, and the flat suction nozzle 15 is detachably installed at.

Be equipped with handle connector 22 and hose connection head 21 on the handle body 20, handle connector 22 and hose connection head 21 intercommunication, the handle buckle is installed on handle connector 22, handle connector 3 is installed on handle connector 22 through the cooperation of handle release button 2 and handle buckle, and hose connection head 21 is connected with coupling hose 23.

Scrubbing brush hose assembly 45 includes scrubbing brush connecting pipe 42 and dirt cup connecting pipe 40, the one end and the scrubbing brush subassembly of scrubbing brush connecting pipe 42 are connected, the other end and the one end of dirt cup connecting pipe 40 of scrubbing brush connecting pipe 42 are connected, the other end and the dirt cup subassembly of dirt cup connecting pipe 40 are connected, air duct changeover valve 43 installs on dirt cup connecting pipe 40 and places in the position department that is close to scrubbing brush connecting pipe 42, air duct changeover valve 43 includes conversion valve way 41 and conversion valve lid 44, the one end and the conversion valve way 41 of conversion valve lid 44 rotate to be connected, the other end and the conversion valve way 41 joint of conversion valve lid 44, be equipped with the conversion valve sealing washer in the conversion valve lid 44, conversion valve way 41 sealing connection is passed through to conversion valve lid 44, hose switching mouth 24 is placed in conversion valve way 41. The hose adapter 24 is provided with an insertion tube 27, the side surface of the insertion tube 27 is provided with an air duct opening 26, the side surface of the hose adapter 24 is provided with an adapter release button 25, an adapter buckle is arranged in the conversion valve channel 41, the insertion tube 27 is arranged in the conversion valve channel 41, and the hose adapter 24 is arranged on the conversion valve channel 41 through the matching of the adapter release button 25 and the adapter buckle.

During normal use, the metal pipe body 8 is mounted on the metal sleeve 13 through the metal pipe release button 28, the connecting hose 23 is mounted on the first hose clamping support 31 of the handle body 20 and the second hose clamping support 4 of the machine body 11, and the hose adapter 24 is arranged on the adapter bracket 37, when the dust collector works, air is sucked into the ground brush hose assembly 45 through the ground brush assembly, then enters the dust cup assembly, is filtered and then enters the air duct pipe 12 of the machine body 11, and enters the motor assembly through the air duct conversion pipe 19, so that a loop is formed. When using the manual dust collection function, the operator holds the handle body 20 and takes the metal tube body 8 out of the metal sleeve 13 through the metal tube release button 28, then takes the connection hose 23 out of the hose retainer one 31 and the hose retainer two 4, then opens the switching valve cover 44 of the air duct switching valve 43 and inserts the insertion tube 27 of the hose switching port 24 into the switching valve duct 41, and positions the connection hose through the switching port release button 25 and the switching port fastener, so that the hose switching port 24 seals the ground brush connection tube 42 in the ground brush hose assembly 45, the flat suction nozzle 15 is installed on the metal tube body 8, and performs dust collection operation through the brush head 14, and air enters the dust cup assembly through the flat suction nozzle 15, the metal tube body 8, the connection hose 23 and the dust cup connection tube 40 in the ground brush hose assembly 45, and then enters the dust cup assembly to be filtered and then enters the air duct 12 of the machine body 11, enters the motor assembly through the air duct switching tube 19, and forms a loop.

Claims

1. A dual-purpose handle device of a dust collector is respectively connected with a floor brush component, a motor component and a dust cup component, and is characterized by comprising an air channel conversion pipe (19), a machine body (11), a metal pipe component (6), a handle hose component (1) and a floor brush hose component (45), wherein the handle hose component (1) comprises a handle body (20) and a connecting hose (23), one end of the floor brush hose component (45) is connected with the floor brush component, the other end of the floor brush hose component (45) is connected with the dust cup component, the floor brush hose component (45) is provided with an air channel conversion valve (43), one end of the connecting hose (23) is provided with a hose switching port (24) matched with the air channel conversion valve (43), the other end of the connecting hose (23) is connected with the handle body (20), the metal pipe component (6) is installed on the handle body (20), the metal pipe assembly (6) is arranged on the machine body (11), one end of the air channel conversion pipe (19) is connected with the machine body (11), and the other end of the air channel conversion pipe (19) is connected with the motor assembly.

2. The dual-purpose handle device for the dust collector as claimed in claim 1, wherein an air duct pipe (12) and a metal sleeve (13) are arranged on the machine body (11), the air duct conversion pipe (19) is installed at one end of the air duct pipe (12), the other end of the air duct pipe (12) is connected with a dust cup assembly, the metal pipe assembly (6) is arranged on the metal sleeve (13), a hose clamping support I (31) is arranged at the upper end of the side face of the machine body (11), an adapter port bracket (37) is arranged at the lower end of the side face of the machine body (11), the connecting hose (23) is arranged in the hose clamping support I (31), and the hose adapter port (24) is arranged in the adapter port bracket (37).

3. The dual-purpose handle device of the dust collector as claimed in claim 2, wherein a clamping support mounting seat (29) is arranged on the side surface of the upper end of the metal sleeve (13), a clamping support mounting head (30) matched with the clamping support mounting seat (29) is arranged on the hose clamping support I (31), the hose clamping support I (31) is mounted on the metal sleeve (13) through the matching of the clamping support mounting head (30) and the clamping support mounting seat (29), a U-shaped opening I (32) is arranged on the hose clamping support I (31), the connecting hose (23) is clamped in the U-shaped opening I (32), a support positioning block (33) is arranged on the lower end surface of the hose clamping support I (31), and the support positioning block (33) is in contact with the metal sleeve (13).

4. The dual-purpose handle device for the dust collector as claimed in claim 2, wherein the side surface of the lower end of the metal sleeve (13) is provided with a positioning flange (38) and a positioning mounting seat (34), the lower end of the adapter port bracket (37) is provided with a positioning bayonet matched with the positioning flanging (38), the upper end of the adapter port bracket (37) is provided with a positioning mounting head (35) matched with the positioning mounting seat (34), the adapter port bracket (37) is limited on the metal sleeve (13) through the matching of the positioning bayonet and the positioning flanging (38), the adapter port bracket (37) is arranged on the metal sleeve (13) through the matching of the positioning mounting head (35) and the positioning mounting seat (34), the adapter port bracket (37) is provided with an adapter port sleeve (36), and the hose adapter port (24) is arranged in the adapter port sleeve (36).

5. The dual-purpose handle device for vacuum cleaner as claimed in claim 2, 3 or 4, the metal pipe component (6) comprises a metal pipe body (8) and a handle joint (3), the handle joint (3) is arranged at the upper end of the metal pipe body (8), the lower end of the metal pipe body (8) is arranged in the metal sleeve (13), a second hose clamp support (4) is arranged on the handle joint (3), a second U-shaped opening (46) is arranged on the second hose clamp support (4), the connecting hose (23) is arranged in the U-shaped opening II (46), the handle joint (3) is provided with a handle release button (2), the handle is characterized in that a handle buckle is arranged on the handle body (20), and the handle joint (3) is installed on the handle body (20) through the matching of the handle release button (2) and the handle buckle.

6. The dual-purpose handle device of the dust collector as claimed in claim 5, wherein a limit ring (5) is arranged on the side surface of the metal tube body (8), a button buckle (7) is arranged on the limit ring (5), a cover (9) is arranged on the machine body (11), the cover (9) is arranged on the machine body (11), a metal tube release button (28) is arranged on the cover (9), a release button elastic sheet (10) is arranged on the metal tube release button (28), and the metal tube body (8) is positioned in the metal sleeve (13) through the cooperation of the release button elastic sheet (10) and the button buckle (7).

7. The dual-purpose handle device for the dust collector as claimed in claim 5, wherein a sleeve joint (39) is arranged at one side of the air channel conversion pipe (19), the metal sleeve (13) on the machine body (11) is arranged on the sleeve joint (39), a suction nozzle support (18), a flat suction nozzle (15) and a brush head (14) are arranged at the other side of the air channel conversion pipe (19), a suction nozzle seat (17) is arranged on the suction nozzle support (18), a suction nozzle joint (16) matched with the suction nozzle seat (17) is arranged at one end of the flat suction nozzle (15), the flat suction nozzle (15) is arranged on the suction nozzle support (18) through the matching of the suction nozzle joint (16) and the suction nozzle seat (17), the brush head (14) is arranged at the other end of the flat suction nozzle (15), and the suction nozzle joint (16) is matched with the lower end of the metal pipe body (8), the flat suction nozzle (15) is detachably arranged at the lower end of the metal pipe body (8) through a suction nozzle joint (16).

8. The dual-purpose handle device of the dust collector as claimed in claim 5, wherein the handle body (20) is provided with a handle connector (22) and a hose connector (21), the handle connector (22) is communicated with the hose connector (21), the handle buckle is installed on the handle connector (22), the handle connector (3) is installed on the handle connector (22) through the matching of the handle release button (2) and the handle buckle, and the hose connector (21) is connected with the connecting hose (23).

9. The dual-purpose handle device for the dust collector as claimed in claim 1, wherein the floor brush hose assembly (45) comprises a floor brush connecting pipe (42) and a dust cup connecting pipe (40), one end of the floor brush connecting pipe (42) is connected with the floor brush assembly, the other end of the floor brush connecting pipe (42) is connected with one end of the dust cup connecting pipe (40), the other end of the dust cup connecting pipe (40) is connected with the dust cup assembly, the air duct switching valve (43) is installed on the dust cup connecting pipe (40) and is arranged at a position close to the floor brush connecting pipe (42), the air duct switching valve (43) comprises a switching valve duct (41) and a switching valve cover (44), one end of the switching valve cover (44) is rotatably connected with the switching valve duct (41), the other end of the switching valve cover (44) is clamped with the switching valve duct (41), a sealing ring is arranged in the switching valve cover (44), the conversion valve cover (44) is connected with the conversion valve channel (41) in a sealing mode through a conversion sealing ring, and the hose adapter port (24) is arranged in the conversion valve channel (41).

10. The dual-purpose handle device for the dust collector as claimed in claim 9, wherein the hose adapter (24) is provided with an insertion tube (27), the side surface of the insertion tube (27) is provided with an air duct opening (26), the side surface of the hose adapter (24) is provided with an adapter release button (25), the conversion valve duct (41) is internally provided with an adapter buckle, the insertion tube (27) is arranged in the conversion valve duct (41), and the hose adapter (24) is arranged on the conversion valve duct (41) through the matching of the adapter release button (25) and the adapter buckle.