Multifunctional cleaning equipment

Abstract

The utility model belongs to the technical field of cleaning equipment, and particularly relates to multifunctional cleaning equipment which comprises a main machine, a multifunctional connecting handle and a cleaning pipe connecting the multifunctional connecting handle and the main machine, the main machine comprises a machine body, a clean water tank and a sewage tank, and the clean water tank and the sewage tank are arranged on the machine body. A water suction pump, a dust suction motor and a control panel for controlling the water suction pump and the dust suction motor to work are arranged in the machine body, the water outlet pipe is connected with the water suction pump, the dust suction pipe is connected with the sewage tank, the multifunctional connecting handle is provided with a connecting part, the connecting part can be connected with different cleaning connectors, and the cleaning connectors can be dust suction connectors or flushing connectors / fabric connectors / floor washing connectors. A control switch is further arranged on the multifunctional connecting handle, the multifunctional cleaning device is simple in structure and capable of serving in a one-stop mode, all cleaning products on the market can be integrated on one device, the original cleaning device does not need to be frequently stored and replaced, and resource waste can be effectively reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of cleaning equipment, in particular to a multifunctional cleaning equipment. Background Art

[0002] With the development of science and technology, users' lives are becoming more and more convenient. Users have higher demands for the cleanliness of their living and surrounding environments, and the convenience brought by technological innovation makes life more comfortable. In the cleaning equipment industry, there are AC and DC car washers, AC and DC vacuum cleaners, AC and DC carpet cleaning machines, etc., which provide cleaning services for the user's environment. However, the pain point is that with the emergence of various cleaning equipment, users have to use different cleaning equipment in different usage scenarios, which leads to frequent storage and replacement, and does not utilize users. Moreover, each of these machines is expensive, but the single function of each machine seriously causes waste of resources. Therefore, it is necessary to provide a multi-functional cleaning device that can avoid the frequent replacement of equipment due to changes in usage scenarios, and can effectively reduce waste of resources. Summary of the invention

[0003] The purpose of the utility model is to provide a multifunctional cleaning device with a simple structure and one-stop service. All cleaning products on the market, such as car washing machines, vacuum cleaners, floor cleaning machines, fabric cleaning machines, etc., can be integrated into one device. There is no need to frequently store and replace the original cleaning equipment, and it can effectively reduce the waste of resources.

[0004] The purpose of the utility model is achieved in this way:

[0005] A multifunctional cleaning device comprises a main unit, a multifunctional connecting handle and a cleaning pipe connecting the multifunctional connecting handle and the main unit, the main unit comprises a machine body, a clean water tank and a sewage tank arranged on the machine body, the cleaning pipe comprises a water outlet pipe and a dust suction pipe, a water pump, a dust suction motor and a control panel for controlling the operation of the water pump and the dust suction motor are arranged in the machine body, the water outlet pipe is connected to the water pump, and the water pump can pump water in the clean water tank into the water outlet pipe when it is operated, the dust suction pipe is connected to the sewage tank, and the dust suction motor can pump sewage or dust from the dust suction pipe into the sewage tank when it is operated, a connecting part is provided on the multifunctional connecting handle, and different cleaning joints can be connected to the connecting part, and the cleaning joint can be a dust suction joint or a flushing joint / fabric joint / floor washing joint, and a control switch is also provided on the multifunctional connecting handle, and pressing the control switch can control the water pump and the dust suction motor to work separately or simultaneously through the control panel, so that the cleaning joint on the connecting part works.

[0006] Furthermore, the connecting part is provided with an identification connector, and different cleaning connectors are provided with different identification interfaces. After the cleaning connector is connected to the connecting part, the identification connector is inserted into the identification interface. At this time, the multifunctional connecting handle is identified as different working modes through the control panel.

[0007] Furthermore, the cleaning connector is a dust suction connector, and a dust suction port and a dust suction identification interface are provided at the top of the dust suction connector, and a hollow dust suction piece is provided at the bottom of the dust suction connector, and a dust suction connecting pipe is connected between the dust suction piece and the dust suction port, and a dust suction through pipe is provided on the connecting part. After the dust suction connector is connected to the connecting part, the dust suction through pipe is inserted into the dust suction port, and the identification connector is inserted into the dust suction identification interface. The multifunctional connecting handle is identified as a dust suction mode by the control panel. In the dust suction mode, the dust suction motor works at full power and the water pump does not work.

[0008] Furthermore, the cleaning connector is a flushing connector, and a water inlet and a flushing identification interface are provided at the top of the flushing connector. A flushing component is provided inside the flushing connector, and a flushing connecting pipe is connected between the flushing component and the water inlet. A water outlet pipe is provided on the connecting part. After the flushing connector is connected to the connecting part, the water outlet pipe is inserted into the water inlet, and the identification connector is inserted into the flushing identification interface. The multifunctional connecting handle is identified as a flushing mode by the control panel. In the flushing mode, the water pump works at full power and the vacuum motor does not work.

[0009] Furthermore, the cleaning joint is a fabric joint, and a dust suction port, a water inlet and a fabric identification interface are provided at the top of the fabric joint; a fabric dust suction pipe, a dust suction flow channel and a cleaning piece are provided inside the fabric joint; the dust suction port and the dust suction flow channel are connected through a fabric dust suction pipe, and the cleaning piece and the water inlet are connected through a fabric connecting pipe; a dust suction pipe and a water outlet pipe are provided on the connecting part; after the fabric joint is connected to the connecting part, the dust suction pipe and the water outlet pipe are respectively inserted into the dust suction port and the water inlet, and the identification joint is inserted into the fabric identification interface; the multifunctional connecting handle is identified as a fabric mode through the control panel; in the fabric mode, the dust suction motor works at full power, and the water pump works at low power.

[0010] Furthermore, the cleaning joint is a floor washing joint, and a floor cleaning brush is connected to the bottom end of the floor washing joint, and the floor cleaning brush includes a cleaning brush head and a connecting rod, and a floor brush motor is arranged in the cleaning brush head, and the control panel can also control the floor brush motor to work, and the two ends of the connecting rod are respectively connected to the bottom end of the floor washing joint and the cleaning brush head, and a water outlet channel and a dust suction channel are formed in the connecting rod, and a water outlet hole and a dust suction hole connected to the water outlet channel and the dust suction channel are respectively arranged on the cleaning brush head, and a dust suction port is arranged at the top of the floor washing joint, A water inlet and a floor washing identification interface, a cleaning connecting pipe is connected between the water outlet channel and the water inlet, a first connecting pipe is connected between the dust suction channel and the dust suction port, a dust suction pipe and a water outlet pipe are provided on the connecting part, after the floor washing connector is connected to the connecting part, the dust suction pipe and the water outlet pipe are respectively inserted into the dust suction port and the water inlet, the identification connector is inserted into the floor washing identification interface, the multifunctional connecting handle is identified as the floor washing mode by the control panel, in the floor washing mode, the water pump works at low power, and the dust suction motor and the floor brush motor work at full power.

[0011] Furthermore, an installation slot is provided on the connecting part, an installation plate is provided on the side of the cleaning joint, the installation plate can be set in the installation slot, positioning columns are symmetrically provided at the bottom of the connecting part, and a positioning groove is provided at the top of the cleaning joint, and the positioning column can be set in the positioning groove.

[0012] Furthermore, a sewage tank mounting platform is provided on the machine body, the sewage tank is placed on the sewage tank mounting platform, a hollow first mounting pipe and a second mounting pipe are provided on the sewage tank mounting platform, the sewage tank comprises a sewage tank body and a sewage tank cover covering the sewage tank body, a hollow sewage pipe and an exhaust pipe are provided in the sewage tank body, the first mounting pipe is arranged in the exhaust pipe, the dust suction motor is located directly below the first mounting pipe, the second mounting pipe is arranged in the sewage pipe, a hollow fixed pipe is also provided in the machine body, the two ends of the fixed pipe are respectively connected with the second mounting pipe and the dust suction pipe, an exhaust space is formed in the sewage tank cover, a filter is provided at the bottom of the sewage tank cover, an exhaust port is opened at the bottom of the sewage tank cover, the exhaust port is located above the filter, the top end of the exhaust pipe is arranged in the exhaust space, a connecting pipe is connected between the top end of the exhaust pipe and the exhaust port, the connecting pipe connects the exhaust pipe with the exhaust port, and a first handle is rotatably connected to the sewage tank cover.

[0013] Furthermore, a clean water tank mounting platform is provided on the machine body, a third mounting pipe is provided on the clean water tank mounting platform, the clean water tank comprises a clean water tank body and a clean water tank cover covering the clean water tank body, a bottom hole is provided at the bottom of the clean water tank body, the third mounting pipe is arranged in the bottom hole, a water blocking valve is provided in the third mounting pipe, a water pump fixing seat is provided in the machine body, the water pump is installed on the water pump fixing seat, a water pump hole is provided on the water pump, a through pipe is connected between the water pump hole and the third mounting pipe, a mounting groove is provided on the clean water tank cover, a water delivery hole is provided in the mounting groove, a rotating groove is provided on the inner walls on both sides of the mounting groove, a cover plate covering the water delivery hole is provided in the mounting groove, rotating columns are provided on both sides of the cover plate, the rotating columns are arranged in the rotating groove and are rotatably connected to the clean water tank cover, and a second handle is also rotatably connected to the clean water tank cover.

[0014] Furthermore, a plurality of movable wheels are provided at the bottom of the body, and a battery fixing frame, a motor mounting box and an installation box are also provided inside the body. A battery pack is fixedly installed on the battery fixing frame, the control panel is arranged in the installation box, the vacuum motor is arranged in the motor mounting box, and a handle is hinged at the top of the body.

[0015] Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:

[0016] A multifunctional cleaning device comprises a main unit, a multifunctional connecting handle and a cleaning pipe connecting the multifunctional connecting handle and the main unit, the main unit comprises a machine body, a clean water tank and a sewage tank arranged on the machine body, the cleaning pipe comprises a water outlet pipe and a dust suction pipe, a water pump, a dust suction motor and a control panel for controlling the operation of the water pump and the dust suction motor are arranged in the machine body, the water outlet pipe is connected to the water pump, the water pump can pump water in the clean water tank into the water outlet pipe when it is in operation, the dust suction pipe is connected to the sewage tank, the dust suction motor can pump sewage or dust from the dust suction pipe into the sewage tank when it is in operation, a connecting part is arranged on the multifunctional connecting handle, different cleaning joints can be connected to the connecting part, and the cleaning joint can be a dust suction joint or a flushing joint / cloth joint The multifunctional connecting handle is also provided with a control switch. By pressing the control switch, the water pump and the dust suction motor can be controlled to work separately or simultaneously through the control panel, so that the cleaning connector on the connecting part works; since the water outlet pipe is connected to the water pump, and the dust suction pipe is connected to the sewage tank, the connecting part on the multifunctional connecting handle can be connected to different cleaning connectors. When the user wants to remove dust from the ground or other places, the dust suction connector is first connected to the connecting part of the multifunctional connecting handle. At this time, after the identification connector on the connecting part is inserted into the dust suction identification interface at the top of the dust suction connector, the multifunctional connecting handle will automatically identify it as the dust suction mode through the control panel. At this time, the user presses the control switch again to control the dust suction motor in the machine to work separately. The vacuum motor will suck the dust on the ground into the sewage tank through the vacuum pipe to complete the cleaning of the ground; when the user wants to use the flushing connector to clean the vehicle or the ground, the user needs to first connect the flushing connector to the connecting part of the multi-function connecting handle. At this time, the identification connector on the connecting part is inserted into the flushing identification interface at the top of the flushing connector. The multi-function connecting handle will automatically identify the flushing mode through the control panel. At this time, the user presses the control switch to control the water pump in the machine to work at full power. The water pump will draw the water in the clean water tank into the outlet pipe, and finally spray it out at high pressure from the flushing connector to clean the vehicle or the ground; when the user wants to clean carpets, curtains and other items, first After the fabric joint is connected to the connection part on the multifunctional connection handle, the identification joint on the connection part is inserted into the fabric identification interface at the top of the fabric joint. The multifunctional connection handle will automatically identify the flushing mode through the control panel. At this time, the user can press the control switch to control the water pump in the machine body to work at a low power and the vacuum motor to work at the same time. The water pump will pump the water in the clean water tank into the outlet pipe, and finally spray it out from the cleaning part on the fabric joint to clean carpets, curtains and other items. The vacuum motor will suck the sewage from the carpets, curtains and other items into the sewage tank through the vacuum motor and the vacuum pipe, so as to avoid the sewage remaining on the carpets, curtains and other items, so that the fabric joint can clean the carpets, curtains and other items more cleanly.When the user wants to clean the floor, first connect the floor washing connector to the top of the connecting rod, and then connect the floor washing connector to the connecting part on the multi-function connecting handle. At this time, the identification connector on the connecting part is inserted into the floor washing identification interface at the top of the floor washing connector. The multi-function connecting handle will automatically identify it as the floor washing mode through the control panel, and at the same time, the control panel can also control the floor brush motor in the cleaning brush head at the bottom of the connecting rod. At this time, the user presses the control switch to control the water pump in the machine body to work at low power, the vacuum motor and the floor brush motor in the cleaning brush head will work at the same time, the water pump will pump the water in the clean water tank into the outlet pipe, and finally the water will flow out to the ground through the outlet hole of the cleaning brush head. The floor brush motor will control the cleaning brush head to clean the floor, and the vacuum motor will suck the sewage generated during the cleaning process of the cleaning brush head into the sewage tank through the vacuum hole at the bottom of the cleaning brush head and the vacuum pipe, so as to avoid sewage remaining on the ground and affecting the cleaning effect. Compared with cleaning equipment on the market, such as car washing machines, vacuum cleaners, Carpet cleaning machines, etc., when users want to use different cleaning equipment in different usage scenarios, they have to store and replace them frequently, which is not conducive to user use. Moreover, each of these machines is expensive, but the single function of each machine seriously causes resource waste. The utility model enables users to select the required cleaning connector to connect to the multifunctional connecting handle according to their actual needs, such as: vacuuming connector, flushing connector, fabric connector or floor washing connector, and the utility model is not limited to using only the above four cleaning connectors, so as to achieve a multifunctional effect. When the user wants to change the usage scenario, he only needs to remove the cleaning connector on the multifunctional connecting handle and reinstall a new cleaning connector that can be used in the usage scenario. The multifunctional cleaning equipment that provides one-stop service can integrate all cleaning products on the market, such as car washing machines, vacuum cleaners, floor cleaning machines, fabric cleaning machines, etc., on one cleaning equipment, without the need to frequently store and replace the original cleaning equipment, and can effectively reduce resource waste. ; BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a stereoscopic diagram of the main machine, the multifunctional connecting handle and various cleaning joints of the utility model.

[0018] Figure 2 It is a stereoscopic diagram of the multifunctional connecting handle of the utility model.

[0019] Figure 3 It is a stereoscopic diagram of the multifunctional connecting handle of the utility model.

[0020] Figure 4 It is a structural schematic diagram of the dust suction connector of the utility model.

[0021] Figure 5 It is a structural schematic diagram of the flushing joint of the utility model.

[0022] Figure 6It is a structural schematic diagram of a fabric joint of the utility model.

[0023] Figure 7 It is a stereoscopic diagram of the fabric joint of the utility model.

[0024] Figure 8 It is an exploded view of the floor washing joint and the floor cleaning brush of the utility model.

[0025] Fig. 9 It is a structural schematic diagram of a floor washing joint of the utility model.

[0026] Fig.10 It is an exploded view of the cleaning brush head of the utility model.

[0027] Fig.11 It is a structural schematic diagram of a connecting rod and a cleaning brush head.

[0028] Fig.12 It is a stereogram of the host of the utility model.

[0029] Fig.13 It is an exploded view of the body of the utility model, the clean water tank and the sewage tank.

[0030] Fig.14 It is an exploded view of the body of the utility model, the clean water tank and the sewage tank.

[0031] Fig.15 It is an exploded view of the clean water tank and the sewage tank of the utility model.

[0032] Fig.16 It is an exploded view of the clean water tank and the sewage tank of the utility model.

[0033] Fig.17 It is an exploded view of the clean water tank cover and the cover plate of the utility model.

[0034] Fig.18 It is an exploded view of the sewage tank cover of the utility model.

[0035] Fig.19 The utility model is a schematic diagram of the structure of a sewage tank body and a sewage tank cover.

[0036] Fig. 20 It is an exploded view of the body of the utility model.

[0037] Fig.21 It is an exploded view of the body of the utility model.

[0038] Fig. 22 It is a schematic diagram of the structure inside the body of the utility model.

[0039] Fig.23 It is an exploded view of the water pump and the water pump fixing seat of the utility model.

[0040] Fig.24 It is a structural schematic diagram of a dust collecting motor and a motor mounting box of the utility model.

[0041] The meaning of the symbols in the figure:

[0042] 1-Multi-function connecting handle; 2-machine body; 3-clean water tank; 4-sewage tank; 5-water pump; 6-dust suction motor; 7-control panel;

[0043] 8-connecting part; 9-dust suction part; 10-dust suction flow channel; 11-floor cleaning brush; 12-dust suction joint; 13-flushing joint;

[0044] 14-fabric joint; 15-floor cleaning joint; 16-floor brush motor; 17-control switch; 18-dust suction port; 19-dust suction pipe;

[0045] 20-installation slot; 21-installation board; 22-positioning column; 23-positioning slot; 24-standby button; 25-identification connector;

[0046] 26-water inlet; 27-water outlet pipe; 28-sewage tank mounting platform; 29-first mounting pipe; 30-second mounting pipe; 31-sewage tank body;

[0047] 32-sewage tank cover; 33-sewage pipe; 34-exhaust pipe; 35-fixed pipe; 36-exhaust space; 37-filter; 38-exhaust port;

[0048] 39-first handle; 40-clean water tank mounting platform; 41-third mounting pipe; 42-clean water tank body; 43-clean water tank cover; 44-bottom hole;

[0049] 45-water blocking valve; 46-water pump fixing seat; 47-water pump hole; 48-installation slot; 49-water delivery hole; 50-rotation slot; 51-cover plate;

[0050] 52-rotating column; 53-second handle; 55-moving wheel; 56-battery fixing frame; 57-installation box; 58-battery pack;

[0051] 59-handle; 60-cleaning brush head; 61-motor mounting box; 62-dust suction identification interface; 63-flushing part; 64-flushing identification interface;

[0052] 65-fabric vacuum tube; 67-cleaning parts; 68-fabric identification interface; 71-connecting rod; 72-water outlet channel;

[0053] 73 - dust suction channel; 74 - floor washing identification interface. DETAILED DESCRIPTION

[0054] The utility model is further described below in conjunction with specific embodiments:

[0055] A multifunctional cleaning device comprises a main unit, a multifunctional connecting handle 1 and a cleaning pipe connecting the multifunctional connecting handle 1 and the main unit, the main unit comprises a body 2, a clean water tank 3 and a sewage tank 4 arranged on the body 2, the cleaning pipe comprises a water outlet pipe and a dust suction pipe, a water pump 5, a dust suction motor 6 and a control panel 7 for controlling the water pump 5 and the dust suction motor 6 are arranged in the body 2, the water outlet pipe is connected to the water pump 5, the water pump 5 can pump water in the clean water tank 3 into the water outlet pipe when the water pump 5 is in operation, the dust suction pipe is connected to the sewage tank 4, the dust suction motor 6 can pump sewage or dust from the suction pipe when the dust suction motor 6 is in operation The dust pipe is sucked into the sewage tank 4, and a connecting part 8 is provided on the multifunctional connecting handle 1. Different cleaning joints can be connected to the connecting part 8. The cleaning joint can be a dust suction joint 12 or a flushing joint 13 / fabric joint 14 / floor washing joint 15. A control switch 17 is also provided on the multifunctional connecting handle 1. Pressing the control switch 17 can control the water pump 5 and the dust suction motor 6 to work separately or simultaneously through the control panel 7, so that the cleaning joint on the connecting part 8 works; since the water outlet pipe is connected to the water pump 5, the dust suction pipe is connected to the sewage tank 4, the connecting part on the multifunctional connecting handle 1 8 can be connected to different cleaning connectors. When the user wants to remove dust from the ground or other places, first connect the dust suction connector 12 to the connecting part 8 of the multifunctional connecting handle 1. At this time, after the identification connector 25 on the connecting part 8 is inserted into the dust suction identification interface 62 at the top of the dust suction connector 12, the multifunctional connecting handle 1 will automatically identify it as the dust suction mode through the control panel 7. At this time, the user presses the control switch 17 to control the dust suction motor 6 in the machine body 2 to work alone. At this time, the dust suction motor 6 will suck the dust on the ground into the sewage tank 4 through the dust suction pipe, thereby completing the cleaning of the ground; when the user wants To use the flushing connector 13 to clean a vehicle or the ground, the user needs to first connect the flushing connector 13 to the connecting portion 8 of the multifunctional connecting handle 1. At this time, the identification connector 25 on the connecting portion 8 is inserted into the flushing identification interface 64 at the top of the flushing connector 13. The multifunctional connecting handle 1 will automatically identify the flushing mode through the control panel 7. At this time, the user presses the control switch 17 to control the water pump 5 in the body 2 to work at full power. The water pump 5 will pump the water in the clean water tank 3 into the water outlet pipe, and finally spray it out from the flushing connector 13 at high pressure to clean the vehicle or the ground.When the user wants to clean carpets, curtains and other items, he first connects the fabric joint 14 to the connecting part 8 on the multifunctional connecting handle 1. At this time, the identification joint 25 on the connecting part 8 is inserted into the fabric identification interface 68 at the top of the fabric joint 14. The multifunctional connecting handle 1 will automatically identify the flushing mode through the control panel 7. At this time, the user presses the control switch 17 to control the water pump 5 in the machine body 2 to work at a low power and the vacuum motor 6 to work at the same time. The water pump 5 will draw the water in the clean water tank 3 into the water outlet pipe, and finally spray it out from the cleaning part 67 on the fabric joint 14 to clean carpets, curtains and other items. The vacuum motor 6 will suck the sewage from cleaning the carpets, curtains and other items into the sewage tank 4 through the vacuum motor 6 and the vacuum pipe, thereby avoiding pollution. Water remains on carpets, curtains and other items, making the fabric joint 14 clean carpets, curtains and other items more thoroughly; when the user wants to clean the floor, first connect the floor cleaning joint 15 to the top of the connecting rod 71, and then connect the floor cleaning joint 15 to the connecting part 8 on the multi-function connecting handle 1. At this time, the identification joint 25 on the connecting part 8 is inserted into the floor cleaning identification interface 74 at the top of the floor cleaning joint 15. The multi-function connecting handle 1 will automatically identify it as the floor cleaning mode through the control panel 7, and at the same time, the control panel 7 can also control the floor brush motor 16 in the cleaning brush head 60 at the bottom of the connecting rod 71. At this time, the user presses the control switch 17 to control the water pump 5 in the body 2 to work at a low power, and the dust suction motor 6 and the floor brush motor 16 in the cleaning brush head 60 will work at the same time. During operation, the water pump 5 will pump the water in the clean water tank 3 into the water outlet pipe, and finally the water will flow out to the ground through the water outlet hole of the cleaning brush head 60, and the floor brush motor 16 will control the cleaning brush head 60 to clean the ground, and the dust suction motor 6 will suck the sewage generated in the process of cleaning the ground by the cleaning brush head 60 into the sewage tank 4 through the dust suction hole at the bottom of the cleaning brush head 60 and the dust suction pipe, so as to avoid the sewage remaining on the ground and affecting the cleaning effect. Compared with the cleaning equipment on the market, such as car washing machines, vacuum cleaners, carpet cleaning machines, etc., when users want to use different cleaning equipment in different usage scenarios, it leads to frequent storage and replacement, which is not conducive to user use, and each of these machines is expensive, but the single function of each machine seriously causes waste of resources. The utility model can The user can select the required cleaning connector to be connected to the multifunctional connecting handle 1 according to his actual needs, such as: vacuum connector 12, flushing connector 13, fabric connector 14 or floor washing connector 15, and the utility model is not limited to the above four cleaning connectors, so as to achieve a multifunctional effect, and when the user wants to change the usage scene, he only needs to remove the cleaning connector on the multifunctional connecting handle 1 and reinstall a new cleaning connector that can be used in the usage scene, providing a one-stop service multifunctional cleaning device, which can integrate all cleaning products on the market, such as car washing machines, vacuum cleaners, floor cleaning machines, fabric cleaning machines, etc., without the need to frequently store and replace the original cleaning equipment, and can effectively reduce resource waste. ;

[0056] Preferably, an identification connector 25 is provided on the connecting portion 8, and different cleaning connectors are provided with different identification interfaces. After the cleaning connector is connected to the connecting portion 8, the identification connector 25 is inserted into the identification interface. At this time, the multifunctional connecting handle 1 is recognized as a different working mode through the control panel 7; there is a standby button 24 on the multifunctional connecting handle 1. When the user connects the cleaning connector to the connecting portion 8 of the multifunctional connecting handle 1, the standby button 24 needs to be pressed for one second to put the multifunctional connecting handle 1 into the standby mode. At this time, after the user connects the corresponding identification connector 25 to the connecting portion 8, the identification connector 25 will be inserted into the corresponding identification interface on the cleaning connector. At this time, the multifunctional connecting handle 1 can be recognized as a different working mode through the control panel 7, so that when the user presses the control switch 17 on the multifunctional connecting handle 1, the water pump 5 and the dust suction motor 6 can be controlled to work separately or simultaneously, so that the cleaning connector can be used normally.

[0057] Preferably, the cleaning connector is a dust suction connector 12, the top of which is provided with a dust suction port 18 and a dust suction identification interface 62, the bottom of which is provided with a hollow dust suction piece 9, a dust suction connecting pipe is connected between the dust suction piece 9 and the dust suction port 18, a dust suction passage 19 is provided on the connecting portion 8, after the dust suction connector 12 is connected to the connecting portion 8, the dust suction passage 19 is inserted into the dust suction port 18, the identification connector 25 is inserted into the dust suction identification interface 62, the multifunctional connecting handle 1 is identified as a dust suction mode by the control panel 7, in which the dust suction motor 6 works at full power and the water pump 5 does not work; before the user uses the dust suction connector 12, first press the standby button 24 for one second to put the multifunctional connecting handle 1 into the standby mode, at this time, after the user connects the dust suction connector 12 to the connecting portion 8 of the multifunctional connecting handle 1, due to the hollow bottom end of the dust suction connector 12 The dust suction piece 9 is connected with the dust suction port 18 through the dust suction connecting pipe, and the dust suction passage 19 at the bottom of the connecting part 8 will be inserted into the dust suction port 18. At this time, the dust suction passage 19 will be connected with the dust suction connecting pipe, and the identification joint 25 will be inserted into the dust suction identification interface 62 at the top of the dust suction joint 12. At this time, the multifunctional connecting handle 1 will automatically identify it as the dust suction mode through the control panel 7. When the user presses the control switch 17 and releases it, the dust suction motor 6 will work at full power alone, and the water pump 5 will not work. At this time, the dust on the ground will first pass through the dust suction piece 9, the dust suction connecting pipe, the dust suction passage 19 and the dust suction pipe in turn, and finally be sucked into the sewage tank 4. When the user has finished cleaning the dust on the ground, the user presses the control switch 17 again at this time, and the dust suction motor 6 will stop working. The user does not need to press the control switch 17 all the time when using it, which is beneficial for the user to control the floor cleaning brush 11 to vacuum the ground.

[0058] Preferably, the cleaning connector is a flushing connector 13, the top of which is provided with a water inlet 26 and a flushing identification interface 64, a flushing component 63 is provided inside the flushing connector 13, a flushing connecting pipe is connected between the flushing component 63 and the water inlet 26, a water outlet pipe 27 is provided on the connecting portion 8, after the flushing connector 13 is connected to the connecting portion 8, the water outlet pipe 27 is inserted into the water inlet 26, the identification connector 25 is inserted into the flushing identification interface 64, the multifunctional connecting handle 1 is identified as a flushing mode by the control panel 7, in which the water pump 5 works at full power and the dust suction motor 6 does not work; before the user uses the flushing connector 13, first press the standby button 24 for one second to put the multifunctional connecting handle 1 into the standby mode, at this time, after the user connects the flushing connector 13 to the connecting portion 8 of the multifunctional connecting handle 1, due to the flushing component 63 in the flushing connector 13 and the water inlet 2 at the top of the flushing connector 13 6 is connected through the flushing connecting pipe, the water outlet pipe 27 at the bottom of the connecting part 8 will be inserted into the water inlet 26, at this time, the water outlet pipe 27 is connected to the flushing connecting pipe, and the identification connector 25 will be inserted into the flushing identification interface 64 at the top of the flushing connector 13, at this time, the multifunctional connecting handle 1 will automatically identify it as the flushing mode through the control panel 7, when the user presses the control switch 17, the water pump 5 will be controlled to work at full power to pump out the water in the clean water tank 3, the pumped water will pass through the water outlet pipe, the water outlet pipe 27 and the flushing connecting pipe in turn, and finally be ejected out through the flushing part 63 at high pressure, so that the user can wash the car, wash the floor or other work, when the user releases the control switch 17 after washing the car, the water pump 5 will automatically stop pumping water, the operation is simple, fast and convenient, there is no need to press the control switch 17 again to control the water pump 5 to stop pumping water, to avoid the user forgetting to press the control switch 17 after washing the car, causing the water pump 5 to keep working, resulting in a waste of water resources.

[0059] Preferably, the cleaning joint is a fabric joint 14, the top of which is provided with a dust suction port 18, a water inlet 26 and a fabric identification interface 68, the fabric joint 14 is provided with a fabric dust suction pipe 65, a dust suction flow channel 10 and a cleaning component 67, the dust suction port 18 is communicated with the dust suction flow channel 10 through the fabric dust suction pipe 65, the cleaning component 67 is communicated with the water inlet 26 through the fabric connecting pipe, the connecting portion 8 is provided with a dust suction pipe 19 and a water outlet pipe 27, after the fabric joint 14 is connected to the connecting portion 8, the dust suction pipe 19 and the water outlet pipe 27 are respectively inserted into the dust suction port 18 and the water inlet 26, the identification joint 25 is inserted into the fabric identification interface 68, the multifunctional connecting handle 1 is identified as a fabric mode by the control panel 7, in which the dust suction motor 6 works at full power and the water pump 5 works at low power;Before using the fabric joint 14, the user first presses the standby button 24 for one second to put the multifunctional connecting handle 1 into the standby mode. Since the dust suction channel 10 is connected to the dust suction port 18 through the fabric dust suction pipe 65, and the cleaning component 67 is connected to the water inlet 26 through the fabric connecting pipe, the user connects the fabric joint 14 to the connecting portion 8 of the multifunctional connecting handle 1. At this time, the dust suction pipe 19 and the water outlet pipe 27 at the bottom of the connecting portion 8 are respectively inserted into the dust suction port 18 and the water inlet 26, so that the dust suction pipe 19 and the water outlet pipe 27 are respectively connected to the fabric dust suction pipe 65. The multifunctional connecting handle 1 is connected to the fabric connection pipe, and the identification joint 25 is inserted into the fabric identification interface 68 at the top of the fabric joint 14. At this time, the multifunctional connecting handle 1 will be automatically identified as the fabric mode through the control panel 7. When the user only needs to vacuum carpets, curtains and other items, the user only needs to press the control switch 17 and release it. The vacuum motor 6 will start working at full power alone, and the water pump 5 will not work. The dust on the carpets, curtains and other items will pass through the vacuum flow channel 10, the fabric vacuum pipe 65, the vacuum pipe 19 and the vacuum pipe in turn, and finally be sucked into the sewage tank 4. After the dust on the carpet, curtains and other items is sucked away, the user presses the control switch 17 twice in succession, and the vacuum motor 6 will stop working. When the user wants to clean the carpet, curtains and other items, he needs to press the control switch 17 once and then release it. The vacuum motor 6 will start working at full power. At this time, pressing the control switch 17 again will control the water pump 5 to work at a low power, so that the water in the clean water tank 3 is pumped out of the clean water tank 3. The pumped water will pass through the water outlet pipe, the water outlet pipe 27 and the fabric connecting pipe in turn, and finally pass through the cleaning part 6 in the fabric joint 14. 7 will spray water at high pressure, and at the same time, the vacuum motor 6 will suck the cleaned sewage through the vacuum flow channel 10, the fabric vacuum pipe 65, the vacuum pipe 19 and the vacuum pipe, and finally suck it into the sewage tank 4, so as to prevent the sewage from remaining on the carpet, curtains and other items. When the cleaning is completed, the user releases the control switch 17 first, and the water pump 5 will stop working. At this time, after pressing the control switch 17 twice in succession, the vacuum motor 6 will also stop working, so that the user can choose the way to clean carpets, curtains and other items according to their actual needs, which increases the practicality of the product. ;

[0060] Preferably, the cleaning joint is a floor washing joint 15, the bottom end of the floor washing joint 15 is connected to a floor cleaning brush 11, the floor cleaning brush 11 includes a cleaning brush head 60 and a connecting rod 71, a floor brush motor 16 is arranged in the cleaning brush head 60, the control panel 7 can also control the floor brush motor 16 to work, the two ends of the connecting rod 71 are respectively connected to the bottom end of the floor washing joint 15 and the cleaning brush head 60, a water outlet channel 72 and a dust suction channel 73 are formed in the connecting rod 71, the cleaning brush head 60 is respectively provided with a water outlet hole and a dust suction hole connected to the water outlet channel 72 and the dust suction channel 73, and the top of the floor washing joint 15 is provided with a dust suction port 18 , a water inlet 26 and a floor-washing identification interface 74, a cleaning connection pipe is connected between the water outlet channel 72 and the water inlet 26, a first connection pipe is connected between the dust suction channel 73 and the dust suction port 18, a dust suction pipe 19 and a water outlet pipe 27 are provided on the connecting portion 8, after the floor-washing connector 15 is connected to the connecting portion 8, the dust suction pipe 19 and the water outlet pipe 27 are respectively inserted into the dust suction port 18 and the water inlet 26, the identification connector 25 is inserted into the floor-washing identification interface 74, the multifunctional connecting handle 1 is identified as a floor-washing mode by the control panel 7, in which the water pump 5 works at low power, and the dust suction motor 6 and the floor brush motor 16 work at full power;Before the user uses the floor cleaning connector 15, he first presses the standby button 24 for one second to put the multifunctional connecting handle 1 into the standby mode. At this time, after the user connects the floor cleaning connector 15 connected with the floor cleaning brush 11 to the connecting portion 8 of the multifunctional connecting handle 1, since the water outlet hole and the dust suction hole at the bottom of the cleaning brush head 60 are respectively connected to the water outlet channel 72 and the dust suction channel 73 in the connecting rod 71, and the dust suction port 18 at the top of the floor cleaning connector 15 is connected to the dust suction channel 73 through the first connecting pipe, and the water inlet 26 at the top of the floor cleaning connector 15 is connected to the water outlet channel 72 through the cleaning connecting pipe, when the user connects the floor cleaning connector 15 to the connecting portion 8 of the multifunctional connecting handle 1, the dust suction pipe 19 and the water outlet pipe 27 at the bottom of the connecting portion 8 will be respectively inserted into the dust suction port 18 and the water inlet 26, and the dust suction pipe 19 and the water outlet pipe 27 will be respectively connected to the first connecting pipe and the cleaning connecting pipe, so that the water in the clean water tank 3 can flow out smoothly through the cleaning brush head 60, and the water on the ground Dust or sewage can be smoothly sucked into the sewage tank 4 through the cleaning brush head 60. When the user presses the control switch 17, the water pump 5 will be controlled to work at low power, and the dust suction motor 6 and the floor brush motor 16 will work at full power at the same time, so that the water pump 5 will sequentially pass the water in the clean water tank 3 through the water outlet pipe, the water outlet pipe 27, the cleaning connecting pipe, and the water outlet channel 72, and finally spray the water from the water outlet hole on the cleaning brush head 60 to the ground at high pressure. The floor brush motor 16 will control the cleaning brush head 60 to clean the ground, and the dust suction motor 6 will sequentially pass the sewage cleaned by the cleaning brush head 60 on the ground through the dust suction hole, the dust suction channel 73, the first connecting pipe, the dust suction pipe 19 and the dust suction pipe, and finally suck the sewage into the sewage tank 4, so as to avoid the sewage remaining on the ground and affecting the cleaning effect. When the user finishes cleaning the ground, he only needs to press the control switch 17 again to stop the water pump 5, the dust suction motor 6 and the floor brush motor 16 at the same time, thereby ending the work of the cleaning brush head 60. ;

[0061] Preferably, an installation slot 20 is provided on the connecting portion 8, and an installation plug plate 21 is provided on the side of the cleaning connector, and the installation plug plate 21 can be set in the installation slot 20, and positioning columns 22 are symmetrically provided at the bottom of the connecting portion 8, and a positioning groove 23 is provided at the top of the cleaning connector, and the positioning column 22 can be set in the positioning groove 23; when the user installs the cleaning connector, it only needs to align the two positioning columns 22 with the two positioning grooves 23 and then push the cleaning connector. At the same time, the installation plug plate 21 on the side of the cleaning connector will also be inserted into the installation slot 20 of the connecting portion 8, so that the cleaning connector can be stably and quickly installed on the multi-functional connecting handle 1.

[0062] Preferably, a sewage tank mounting platform 28 is provided on the machine body 2, the sewage tank 4 is placed on the sewage tank mounting platform 28, a hollow first mounting pipe 29 and a second mounting pipe 30 are provided on the sewage tank mounting platform 28, the sewage tank 4 includes a sewage tank body 31 and a sewage tank cover 32 covered on the sewage tank body 31, a hollow sewage pipe 33 and an exhaust pipe 34 are provided in the sewage tank body 31, the first mounting pipe 29 is arranged in the exhaust pipe 34, the dust suction motor 6 is located directly below the first mounting pipe 29, the second mounting pipe 30 is arranged in the sewage pipe 33, and a hollow fixed pipe 35 is further provided in the machine body 2, and the two ends of the fixed pipe 35 are respectively connected to the second mounting pipe 30 and the dust suction pipe The sewage tank cover 32 is connected, and an air extraction space 36 is formed in the sewage tank cover 32. A filter 37 is provided at the bottom of the sewage tank cover 32. An air extraction port 38 is opened at the bottom of the sewage tank cover 32. The air extraction port 38 is located above the filter 37. The top of the air extraction pipe 34 is arranged in the air extraction space 36. A connecting pipe is connected between the top of the air extraction pipe 34 and the air extraction port 38. The connecting pipe connects the air extraction pipe 34 with the air extraction port 38. A first handle 39 is rotatably connected to the sewage tank cover 32. Since the sewage tank mounting platform 28 of the machine body 2 has a first mounting pipe 29 and a second mounting pipe 30, a hollow sewage pipe 33 and an air extraction pipe 34 are arranged in the sewage tank body 31. The sewage tank body 31 is connected to the sewage tank body 31 through the first mounting pipe 29 and the second mounting pipe 30. The mounting pipe 29 is arranged in the air extraction pipe 34 and the second mounting pipe 30 is arranged in the sewage pipe 33 and mounted on the sewage tank mounting platform 28, and the first mounting pipe 29 is connected to the air extraction pipe 34, the second mounting pipe 30 is connected to the sewage pipe 33, and a filter 37 is provided at the bottom of the sewage tank cover 32, and an air extraction port 38 at the bottom of the sewage tank cover 32 is located above the filter 37, and the top end of the air extraction pipe 34 is arranged in the air extraction space 36 in the sewage tank cover 32, and the top end of the air extraction pipe 34 is connected to the air extraction port 38 through a connecting pipe, so that an air flow channel is formed among the dust suction pipe, the sewage pipe 33, the connecting pipe and the air extraction pipe 34. Since the dust suction motor 6 is located directly below the first mounting pipe 29, when the dust suction motor 6 starts to work After the operation, the dust suction motor 6 will first suck the sewage or dust into the dust suction pipe, and then enter the sewage tank body 31 through the fixed pipe 35 and the sewage pipe 33 in sequence. The filter 37 is a common filter 37 on the market and will not be explained in detail here. The setting of the filter 37 can prevent the sewage in the sewage tank 4 from being sucked into the body 2 through the connecting pipe and the exhaust pipe 34, and prevent the control panel 7 in the body 2 from being damaged by contact with the sewage, and can prevent the sewage from flowing out of the body 2 to the ground, causing unnecessary trouble. The first handle 39 rotating on the sewage tank cover 32 enables the user to lift the sewage tank 4 through the first handle 39, so that the user can remove the sewage tank 4 from the sewage tank mounting platform 28.

[0063] The machine body 2 is provided with a clean water tank mounting platform 40, the clean water tank mounting platform 40 is provided with a third mounting pipe 41, the clean water tank 3 includes a clean water tank body 42 and a clean water tank cover 43 covering the clean water tank body 42, the clean water tank body 42 has a bottom hole 44 at the bottom, the third mounting pipe 41 is arranged in the bottom hole 44, a water shutoff valve 45 is arranged in the third mounting pipe 41, a water pump fixing seat 46 is arranged in the machine body 2, the water pump 5 is installed on the water pump fixing seat 46, and a water pump hole 47 is arranged on the water pump 5, A through pipe is connected between the water pump hole 47 and the third mounting pipe 41, a mounting groove 48 is provided on the clean water tank cover 43, a water delivery hole 49 is provided in the mounting groove 48, rotation grooves 50 are provided on the inner walls on both sides of the mounting groove 48, a cover plate 51 covering the water delivery hole 49 is provided in the mounting groove 48, rotation columns 52 are provided on both sides of the cover plate 51, the rotation columns 52 are arranged in the rotation groove 50 and are rotatably connected to the clean water tank cover 43, and a second handle 53 is also rotatably connected to the clean water tank cover 43; the clean water tank body 42 The third mounting tube 41 is arranged in the bottom hole 44 at the bottom of the clean water tank body 42, so that the clean water tank body 42 can be installed on the clean water tank mounting platform 40 on the machine body 2, and a through pipe is connected between the third mounting tube 41 and the water pump hole 47. The setting of the through pipe enables the water pump 5 to smoothly pump water into the water outlet pipe after working, and the water pump 5 is installed on the water pump fixing seat 46. The setting of the water pump fixing seat 46 can prevent the water pump 5 from moving randomly in the machine body 2, so that the water pump 5 is installed in the machine body 2 more firmly and stably. The arrangement of the plate 51 enables the water delivery hole 49 in the mounting groove 48 to be smoothly covered, thereby preventing water in the clean water tank 3 from leaking out, and the cover plate 51 is rotatably connected to the clean water tank cover 43 in the rotating groove 50 of the inner wall on both sides of the mounting groove 48 through the rotating columns 52 on both sides. When the water in the clean water tank 3 is used up, the user only needs to rotate the cover plate 51 to open the water delivery port, so that water can be added to the clean water tank 3 through the water delivery port, and the arrangement of the second handle 53 on the clean water tank cover 43 is convenient for the user to lift the clean water tank 3 off the machine body 2.

[0064] Preferably, a plurality of moving wheels 55 are provided at the bottom of the machine body 2, a battery fixing frame 56, a motor mounting box 61 and a mounting box 57 are further provided in the machine body 2, a battery pack 58 is fixedly mounted on the battery fixing frame 56, the control panel 7 is arranged in the mounting box 57, the vacuum motor 6 is arranged in the motor mounting box 61, and a handle 59 is hinged at the top of the machine body 2; a battery pack 58 is fixedly mounted on the battery fixing frame 56 in the machine body 2, the function of the battery fixing frame 56 can prevent the battery pack 58 from moving randomly in the machine body 2, and the function of the battery pack 58 can provide energy for the utility model to work The setting of the mounting box 57 enables the control panel 7 to be stably mounted in the machine body 2, and the setting of the motor mounting box 61 enables the vacuum motor 6 to be mounted in the motor mounting box 61, so as to prevent the vacuum motor 6 from arbitrarily moving away from the bottom of the first mounting tube 29, resulting in the inability to suck sewage or dust into the sewage tank 4. A handle 59 is hinged on the top of the machine body 2, and four moving wheels 55 are provided at the bottom of the machine body 2. When the user pulls the cleaning tube to the farthest distance and the cleaning connector on the handle gun cannot continue to clean the uncleaned objects, the user can pull the main unit by the handle 59 to move it, which is convenient and labor-saving, so that the user can continue to clean.

[0065] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional cleaning device, comprising a main body, a multifunctional connecting handle (1) and a cleaning tube connecting the multifunctional connecting handle (1) and the main body, characterized in that: The main machine comprises a machine body (2), a clean water tank (3) and a sewage tank (4) arranged on the machine body (2); the cleaning pipe comprises a water outlet pipe and a dust suction pipe; a water pump (5), a dust suction motor (6) and a control panel (7) for controlling the operation of the water pump (5) and the dust suction motor (6) are arranged in the machine body (2); the water outlet pipe is connected to the water pump (5); when the water pump (5) is in operation, water in the clean water tank (3) can be pumped into the water outlet pipe; the dust suction pipe is connected to the sewage tank (4); when the dust suction motor (6) is in operation, sewage or dust can be sucked out of the dust suction pipe. The multifunctional connecting handle (1) is provided with a connecting portion (8), and different cleaning connectors can be connected to the connecting portion (8). The cleaning connector can be a dust suction connector (12) or a flushing connector (13) / a fabric connector (14) / a floor washing connector (15). The multifunctional connecting handle (1) is also provided with a control switch (17). By pressing the control switch (17), the water pump (5) and the dust suction motor (6) can be controlled to work separately or simultaneously through the control panel (7), thereby making the cleaning connector on the connecting portion (8) work.

2. A multifunctional cleaning device according to claim 1, characterized in that: The connecting portion (8) is provided with an identification connector (25), and different cleaning connectors are provided with different identification interfaces. After the cleaning connector is connected to the connecting portion (8), the identification connector (25) is inserted into the identification interface, and the multifunctional connecting handle (1) is then identified as a different working mode through the control panel (7).

3. A multifunctional cleaning device according to claim 2, characterized in that: The cleaning connector is a dust suction connector (12), the top of the dust suction connector (12) is provided with a dust suction port (18) and a dust suction identification interface (62), the bottom of the dust suction connector (12) is provided with a hollow dust suction member (9), a dust suction connection pipe is connected between the dust suction member (9) and the dust suction port (18), a dust suction passage pipe (19) is provided on the connecting portion (8), after the dust suction connector (12) is connected to the connecting portion (8), the dust suction passage pipe (19) is inserted into the dust suction port (18), the identification connector (25) is inserted into the dust suction identification interface (62), the multifunctional connecting handle (1) is identified as a dust suction mode by the control panel (7), the dust suction motor (6) works at full power in the dust suction mode, and the water pump (5) does not work.

4. A multifunctional cleaning device according to claim 2, characterized in that: The cleaning joint is a flushing joint (13). The top of the flushing joint (13) is provided with a water inlet (26) and a flushing identification interface (64). A flushing component (63) is provided inside the flushing joint (13). A flushing connection pipe is connected between the flushing component (63) and the water inlet (26). A water outlet pipe (27) is provided on the connecting portion (8). After the flushing joint (13) is connected to the connecting portion (8), the water outlet pipe (27) is inserted into the water inlet (26), and the identification joint (25) is inserted into the flushing identification interface (64). The multifunctional connecting handle (1) is identified as a flushing mode by the control panel (7). In the flushing mode, the water pump (5) works at full power, and the dust suction motor (6) does not work.

5. A multifunctional cleaning device according to claim 2, characterized in that: The cleaning joint is a fabric joint (14), the top of which is provided with a dust suction port (18), a water inlet (26) and a fabric identification interface (68), the fabric joint (14) is provided with a fabric dust suction pipe (65), a dust suction flow channel (10) and a cleaning component (67), the dust suction port (18) is connected to the dust suction flow channel (10) through the fabric dust suction pipe (65), the cleaning component (67) is connected to the water inlet (26) through the fabric connection pipe, and the connection part (68) is provided in the fabric joint (14). A dust suction pipe (19) and a water outlet pipe (27) are provided on the fabric joint (8); after the fabric joint (14) is connected to the connecting portion (8), the dust suction pipe (19) and the water outlet pipe (27) are respectively inserted into the dust suction port (18) and the water inlet (26); the identification joint (25) is inserted into the fabric identification interface (68); the multifunctional connecting handle (1) is identified as a fabric mode through the control panel (7); in the fabric mode, the dust suction motor (6) works at full power, and the water pump (5) works at low power.

6. A multifunctional cleaning device according to claim 2, characterized in that: The cleaning joint is a floor-cleaning joint (15). The bottom end of the floor-cleaning joint (15) is connected to a floor-cleaning brush (11). The floor-cleaning brush (11) comprises a cleaning brush head (60) and a connecting rod (71). A floor-brushing motor (16) is arranged inside the cleaning brush head (60). The control panel (7) can also control the floor-brushing motor (16) to work. The two ends of the connecting rod (71) are respectively connected to the bottom end of the floor-cleaning joint (15) and the cleaning brush head (60). A water outlet channel (72) and a dust suction channel (73) are formed inside the connecting rod (71). A water outlet hole and a dust suction hole connected to the water outlet channel (72) and the dust suction channel (73) are respectively arranged on the cleaning brush head (60). A dust suction port (18) and a water inlet port (18) are arranged at the top end of the floor-cleaning joint (15). A cleaning connection pipe is connected between the water outlet channel (72) and the water inlet (26), a first connection pipe is connected between the dust suction channel (73) and the dust suction port (18), a dust suction pipe (19) and a water outlet pipe (27) are provided on the connecting portion (8), after the floor washing connector (15) is connected to the connecting portion (8), the dust suction pipe (19) and the water outlet pipe (27) are respectively inserted into the dust suction port (18) and the water inlet (26), the identification connector (25) is inserted into the floor washing identification interface (74), the multifunctional connecting handle (1) is identified as a floor washing mode by the control panel (7), in which the water pump (5) works at low power, and the dust suction motor (6) and the floor brush motor (16) work at full power.

7. A multifunctional cleaning device according to any one of claims 1 to 6, characterized in that: The connecting portion (8) is provided with a mounting slot (20), a mounting plug plate (21) is provided on the side of the cleaning joint, and the mounting plug plate (21) can be arranged in the mounting slot (20), positioning columns (22) are symmetrically arranged at the bottom of the connecting portion (8), and a positioning slot (23) is provided at the top of each of the cleaning joints, and the positioning columns (22) can be arranged in the positioning slot (23).

8. A multifunctional cleaning device according to any one of claims 1 to 6, characterized in that: The machine body (2) is provided with a sewage tank mounting platform (28), the sewage tank (4) is placed on the sewage tank mounting platform (28), the sewage tank mounting platform (28) is provided with a hollow first mounting pipe (29) and a second mounting pipe (30), the sewage tank (4) comprises a sewage tank (4) body and a sewage tank cover (32) covering the sewage tank (4) body, the sewage tank (4) body is provided with a hollow sewage pipe (33) and an exhaust pipe (34), the first mounting pipe (29) is arranged in the exhaust pipe (34), the dust collection motor (6) is located directly below the first mounting pipe (29), the second mounting pipe (30) is arranged in the sewage pipe (33), and the machine body (2) is also provided with a hollow A fixed pipe (35) is provided, the two ends of the fixed pipe (35) are respectively connected to the second mounting pipe (30) and the dust suction pipe, an air extraction space (36) is formed in the sewage tank cover (32), a filter (37) is provided at the bottom of the sewage tank cover (32), an air extraction port (38) is opened at the bottom of the sewage tank cover (32), the air extraction port (38) is located above the filter (37), the top end of the air extraction pipe (34) is arranged in the air extraction space (36), a connecting pipe is connected between the top end of the air extraction pipe (34) and the air extraction port (38), the connecting pipe connects the air extraction pipe (34) with the air extraction port (38), and a first handle (39) is rotatably connected to the sewage tank cover (32).

9. A multifunctional cleaning device according to any one of claims 1 to 6, characterized in that: The machine body (2) is provided with a clean water tank mounting platform (40), the clean water tank mounting platform (40) is provided with a third mounting pipe (41), the clean water tank (3) comprises a clean water tank body (42) and a clean water tank cover (43) covering the clean water tank body (42), the clean water tank body (42) is provided with a bottom hole (44) at the bottom, the third mounting pipe (41) is arranged in the bottom hole (44), a water blocking valve (45) is arranged in the third mounting pipe (41), a water pump fixing seat (46) is provided in the machine body (2), the water pump (5) is installed on the water pump fixing seat (46), and the water pump (5) is provided with a water pump hole (47), a through pipe is connected between the water pump hole (47) and the third mounting pipe (41), a mounting groove (48) is provided on the clean water tank cover (43), a water delivery hole (49) is provided in the mounting groove (48), rotation grooves (50) are provided on the inner walls on both sides of the mounting groove (48), a cover plate (51) covering the water delivery hole (49) is provided in the mounting groove (48), rotation columns (52) are provided on both sides of the cover plate (51), the rotation columns (52) are arranged in the rotation groove (50) and are rotationally connected to the clean water tank cover (43), and a second handle (53) is also rotationally connected to the clean water tank cover (43).

10. A multifunctional cleaning device according to any one of claims 1 to 6, characterized in that: A plurality of moving wheels (55) are provided at the bottom of the machine body (2), and a battery fixing frame (56), a motor mounting box (61) and a mounting box (57) are also provided inside the machine body (2). A battery pack (58) is fixedly mounted on the battery fixing frame (56), the control panel (7) is arranged in the mounting box (57), the dust collection motor (6) is arranged in the motor mounting box (61), and a handle (59) is hinged at the top end of the machine body (2).

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