CN110714433A - An AGV trolley with cleaning, cleaning and recycling functions - Google Patents

Abstract

The invention discloses an AGV trolley with cleaning, cleaning and recycling functions, comprising a car body, a cleaning device, a spraying device, a cleaning device, a recycling device and a walking device. The cleaning device includes a cleaning mechanism and two cleaning drive mechanisms, the spraying device includes a water pump, a water tank, a nozzle and a connecting pipe, and the recovery device includes a sewage storage tank, a sewage recovery pipeline, a sewage conveying pipeline, a small particle garbage collection box, a garbage collection pipeline, a suction Rake, large particle waste collection box, holder and vacuum motor. The AGV trolley can realize three different cleaning methods of sweeping, cleaning and vacuuming at the same time, and has a high cleaning capacity; firstly, the ground is cleaned through two brush discs, and then the ground is cleaned through two roller brushes at the same time. Garbage is also recycled, and the garbage is recycled for the first time; the residual garbage and sewage are sucked up by the suction rake, and the garbage is recycled for the second time; it not only improves the cleaning efficiency, but also saves the cleaning cost.

Description

An AGV trolley with cleaning, cleaning and recycling functions

technical field

The invention relates to the field of AGVs and sweepers, in particular to an AGV trolley with functions of cleaning, cleaning and recycling.

Background technique

AGV, namely "automatic guided trolley", refers to a transfer trolley that is loaded with a guiding device, runs according to a predetermined route and has safety protection. With the development of technology, the demand for AGV is increasing, and AGV is widely used in industrial handling, storage and transportation and other industries. With the integration of disciplines, AGVs with cleaning capabilities have also emerged.

The document with the application number of 201720610693.5 discloses a fully automatic AGV cleaning vehicle. Its cleaning module is composed of a compressor and a dust collecting box communicated with the compressor. The AGV cleaning vehicle sucks garbage into the dust collecting box, and then passes through the compressor. The garbage in the dust box is pressed into the dustbin, but the floor cannot be swept or washed.

The document with the application number of 201810720017.2 discloses an automatic cleaning device for AGV trolleys, which is mainly composed of a car body, a dust collecting box and a vacuum cleaner body, and cleans the ground with a brush, but the device cannot clean the ground.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the problem to be solved by the present invention is to provide an AGV trolley with functions of cleaning, cleaning and recycling.

The technical solution adopted by the present invention to solve the technical problem is to provide an AGV trolley with cleaning, cleaning and recovery functions, characterized in that the AGV trolley includes a vehicle body, a cleaning device, a spraying device, a cleaning device, a recycling device and a walking device;

The cleaning device includes a cleaning mechanism and two cleaning driving mechanisms; the cleaning mechanism includes two rolling brushes and two rolling brush end covers; the cleaning driving mechanism includes a cleaning motor bracket, a cleaning motor, a driven wheel, an intermediate shaft, an intermediate wheel and a driving wheel;

The two rolling brush end covers are symmetrically fixed on both sides of the bottom of the chassis of the vehicle body, and the two rolling brush end covers are close to the front end of the vehicle body; the two ends of the two rolling brushes are rotatably connected to the respective rolling brush end covers The lower parts of the roller brushes are connected; the axes of the two roller brushes are parallel and opposite to each other, and one end of the rotating shaft of each roller brush passes through the corresponding roller brush end cover and is fixed with a driven wheel;

The cleaning motor bracket is fixed on the chassis of the vehicle body, the cleaning motor is fixed on the cleaning motor bracket, the output shaft of the cleaning motor faces the horizontal direction, and the driving wheel is fixed on the output shaft of the cleaning motor; one end of the intermediate shaft is fixed on the corresponding roller. One side of the brush end cover and the other end of the intermediate shaft are rotatably installed with an intermediate wheel that meshes with the driving wheel, and the intermediate wheel meshes with the driven wheel at the same time;

The spraying device includes a water pump, a water tank, a nozzle and a connecting pipe; the water pump and the water tank are fixed on the chassis of the vehicle body, the water tank water pipe is sealedly connected to the input end of the water pump, the output end of the water pump is sealed and connected to the connecting pipe, and the connecting pipe is fixed on the vehicle body. At the bottom of the chassis of the body, a plurality of nozzles are installed on the connecting pipe;

The cleaning device includes two cleaning mechanisms, the two cleaning mechanisms are symmetrically installed at the front end of the chassis of the vehicle body, and a garbage gathering area is formed in the middle of the two cleaning mechanisms, and the garbage gathering area is located within the action range of the rolling brush;

Each cleaning mechanism includes a brush plate, a rotating plate, a cleaning motor and a connecting plate; the cleaning motor is fixed on the front end of the chassis of the vehicle body, the output shaft of the cleaning motor passes through the chassis of the vehicle body and faces the ground, and the output shaft of the cleaning motor is fixed on the There is a rotating disc, which is fixedly connected to the brush disc through the connecting disc; the brush discs of the two cleaning mechanisms turn in opposite directions;

The recycling device includes a sewage storage tank, a sewage recycling pipeline, a sewage conveying pipeline, a small particle garbage collection box, a garbage collection pipeline, a suction rake, a large particle garbage collection box, a fixed frame and a vacuum motor;

The sewage storage box, the small particle garbage collection box and the vacuum motor are all fixed on the chassis of the vehicle body; the suction rake is fixed at the bottom of the chassis of the vehicle body, and the suction rake is close to the rear end of the vehicle body; the suction rake passes through the garbage collection pipeline It is connected to the upper part of the small particle garbage box, the small particle garbage box is connected to the input end of the vacuum cleaner motor through the sewage conveying pipe, and the output end of the vacuum cleaner motor is connected to the upper part of the sewage storage tank through the sewage recycling pipe; the entrance of the sewage conveying pipe A filter screen is provided; the fixing frame is fixed at the bottom of the chassis of the vehicle body, and the fixing frame is located at the position close to the rear of the roller brush; The ends of the brush are flush.

Compared with the prior art, the beneficial effects of the present invention are:

(1) The AGV trolley can realize three different cleaning methods of sweeping, cleaning and vacuuming at the same time, and has a high cleaning ability; first, the ground is cleaned by two brushes, and then the ground is cleaned by two roller brushes at the same time. A roller brush also recycles garbage, and the garbage is recycled for the first time; the suction rake is used to suck up the residual garbage and sewage, and the garbage is recycled for the second time; it not only improves the cleaning efficiency, but also saves the cleaning cost.

(2) The AGV trolley stores the recycled garbage in stages, the large particle garbage is stored in the large particle garbage collection box, the small particle garbage is stored in the small particle garbage collection box, the sewage is stored in the sewage storage box, and the garbage is solidified. Liquid separation is conducive to garbage disposal, reduces the time for garbage sorting and cleaning, and improves work efficiency.

(3) The two roller brushes of this AGV trolley can not only scrub the ground, but also sweep and throw the garbage into the large-particle garbage collection box, which not only solves the problem of large-particle garbage recycling, but also avoids the need for large-particle garbage recycling. The problem of redesigning the device makes the structure of the AGV trolley compact; at the same time, the recycling device can recycle the small particle garbage and sewage after cleaning and cleaning, and can clean the ground again.

Description of drawings

Fig. 1 is the front view of the overall structure of the present invention;

Fig. 2 is the top view of the overall structure of the present invention;

Fig. 3 is the bottom view of the overall structure of the present invention;

Fig. 4 is the structural representation of the cleaning device of the present invention;

Fig. 5 is the projection view along S direction of Fig. 4 of the present invention;

Fig. 6 is the sectional view along the A-A direction of Fig. 5 of the present invention;

Fig. 7 is the sectional view along the B-B direction of Fig. 5 of the present invention;

Fig. 8 is the installation schematic diagram of the spray device of the present invention;

Fig. 9 is the sectional view along N-N direction of Fig. 1 of the present invention;

10 is a cross-sectional view of the connection plate of the present invention being connected to the brush plate and the rotating plate;

Fig. 11 is the installation structure schematic diagram of the recovery device of the present invention;

12 is a schematic diagram of the installation structure of the traveling device of the present invention;

13 is a partial cross-sectional view of the running gear of the present invention;

14 is a schematic diagram of the rotation direction of two roller brushes of the present invention;

15 is a schematic diagram of the rotation direction of two brush discs of the present invention;

Fig. 16 is the structural representation of the connection plate of the present invention;

In the figure, 1, the vehicle body; 2, the cleaning device; 3, the spraying device; 4, the cleaning device; 5, the recovery device; 6, the traveling device;

1.1, chassis; 1.2, frame; 1.3, battery pack; 1.4, indicator light;

2.1, rolling brush; 2.2, rolling brush end cover; 2.3, protective cover; 2.4, cleaning motor bracket; 2.5, cleaning motor; 2.6, rolling brush baffle; 2.7, rolling brush bearing; 2.8, driven wheel; 2.9, intermediate shaft ; 2.10, bearing a; 2.11, sleeve; 2.12, intermediate wheel; 2.13, driving wheel; 2.14, baffle;

3.1, water pump; 3.2, No. 1 pipeline; 3.3, No. 2 pipeline; 3.4, water tank; 3.5, nozzle; 3.6, connecting pipe;

4.1, brush plate; 4.2, rotating plate; 4.3, cleaning motor; 4.4, connecting plate;

5.1, sewage storage tank; 5.2, sewage recycling pipeline; 5.3, sewage conveying pipeline; 5.4, small particle garbage collection box; 5.5, garbage collection pipeline; 5.6, suction rake; 5.7, large particle garbage collection box; 5.8, fixed frame; 5.9. Vacuum motor;

6.1, Universal wheel; 6.2, No. 1 gear; 6.3, Connection cover; 6.4, Travel wheel baffle plate; 6.5, Travel wheel closed end cover; 6.6, Travel wheel bearing; 6.7, Travel wheel; 6.8, Travel motor; 6.9, No. 2 gear; 6.10, traveling shaft; 6.11, traveling motor bracket; 6.12, tightening nut.

Detailed ways

In order to make the present invention easier to understand, the present invention will be further described below with reference to the embodiments and the accompanying drawings.

The present invention provides an AGV trolley with cleaning, cleaning and recovery functions (AGV trolley for short, see Figures 1-16), the AGV trolley includes a vehicle body 1, a cleaning device 2, a spraying device 3, a cleaning device 4, and a recovery device 5 and running gear 6;

The cleaning device 2 is used for cleaning the road surface and at the same time recycling large particles of garbage into the recycling device 5; the spraying device 3 is used for spraying water; the cleaning device 4 is used for cleaning the road surface and gathers granular garbage at the same time; the recycling device 5 is used for recycling Garbage and sewage; the traveling device 6 is used for the traveling of the AGV;

The cleaning device 2 includes a cleaning mechanism and two cleaning driving mechanisms; the cleaning mechanism is installed at the bottom of the chassis 1.1 of the vehicle body 1, and the two cleaning driving mechanisms are both connected to the cleaning mechanism and the chassis 1.1 of the vehicle body 1;

The cleaning mechanism includes two rolling brushes 2.1 and two rolling brush end caps 2.2; the two rolling brush end caps 2.2 are symmetrically fixed on both sides of the bottom of the chassis 1.1 of the vehicle body 1, and the two rolling brush end caps 2.2 are close to the vehicle body The front end of the 1; the two ends of the two roller brushes 2.1 are rotatably connected to the lower part of the respective roller brush end caps 2.2 through the roller brush bearings 2.7; The roller brush 2.1 rolls up the large particle garbage while brushing the road surface and throws it into the large particle garbage collection box 5.7 of the recycling device 5; one end of the rotating shaft of each roller brush 2.1 passes through the corresponding roller brush end cover 2.2 and the respective cleaning drive. institutional connection;

The cleaning drive mechanism includes a cleaning motor bracket 2.4, a cleaning motor 2.5, a driven wheel 2.8, an intermediate shaft 2.9, an intermediate wheel 2.12 and a driving wheel 2.13; the cleaning motor bracket 2.4 is fixed on the chassis 1.1 of the vehicle body 1, and the cleaning motor bracket 2.4 The cleaning motor 2.5 is fixed, the output shaft of the cleaning motor 2.5 faces the horizontal direction, and the driving wheel 2.13 is fixed on the output shaft of the cleaning motor 2.5; The output shaft of the cleaning motor 2.5 is parallel; the other end of the intermediate shaft 2.9 is rotatably installed with an intermediate wheel 2.12 meshing with the driving wheel 2.13 through the bearing a2.10; The shaft of the roller brush 2.1 passes through one end of the roller brush end cover 2.2;

The spraying device 3 includes a water pump 3.1, a No. 1 pipeline 3.2, a No. 2 pipeline 3.3, a water tank 3.4, a nozzle 3.5 and a connecting pipe 3.6; 3.2 is sealed and connected to the input end of the water pump 3.1, and the output end of the water pump 3.1 is sealed and connected to the connecting pipe 3.6 through the No. 2 pipeline 3.3. The connecting pipe 3.6 is installed with a plurality of nozzles 3.5, and the connecting pipe 3.6 is fixed on the chassis 1.1 of the car body 1. bottom;

The cleaning device 4 includes two cleaning mechanisms. The two cleaning mechanisms are symmetrically installed at the front end of the chassis 1.1 of the vehicle body 1. A garbage gathering area is formed in the middle of the two cleaning mechanisms. It is convenient for roller brush 2.1 to collect garbage;

Each cleaning mechanism includes a brush plate 4.1, a rotating plate 4.2, a cleaning motor 4.3 and a connecting plate 4.4; the cleaning motor 4.3 is fixed at the front end of the chassis 1.1 of the vehicle body 1, and the output shaft of the cleaning motor 4.3 passes through the chassis 1.1 of the vehicle body 1 and Facing the ground, a rotating disk 4.2 is fixed on the output shaft of the cleaning motor 4.3, and the rotating disk 4.2 is fixed with the brush disk 4.1 through the connecting disk 4.4 and the screw; Between disc 4.1;

The recycling device 5 includes a sewage storage tank 5.1, a sewage recycling pipeline 5.2, a sewage conveying pipeline 5.3, a small particle garbage collection box 5.4, a garbage collection pipeline 5.5, a suction rake 5.6, a large particle garbage collection box 5.7, a fixed frame 5.8 and a vacuum cleaner The motor 5.9; the sewage storage tank 5.1, the small particle garbage collection box 5.4 and the vacuum motor 5.9 are all fixed on the chassis 1.1 of the car body 1; the suction rake 5.6 is fixed on the bottom of the chassis 1.1 of the car body 1, and the suction rake 5.6 is close to the car body The rear end of 1 is used to suck up small particle garbage and sewage; the suction rake 5.6 is connected to the upper part of the small particle garbage box 5.4 through the garbage collection pipeline 5.5, and the small particle garbage box 5.4 is connected to the input of the vacuum motor 5.9 through the sewage conveying pipeline 5.3 The output end of the vacuum cleaner motor 5.9 is connected to the upper part of the sewage storage tank 5.1 through the sewage recovery pipe 5.2; the inlet of the sewage conveying pipe 5.3 is provided with a filter screen (not shown in the figure), which is used to separate small particles of garbage from Sewage; the fixing frame 5.8 is fixed at the bottom of the chassis 1.1 of the vehicle body 1, and the fixing frame 5.8 is located at the position immediately behind the roller brush 2.1; The opening of 5.7 is flush with the end of the roller brush 2.1. With the roller brush 2.1, the large-particle garbage can be collected into the large-particle garbage collection box 5.7; The refuse collection box 5.7 is large enough to facilitate the collection of refuse;

The traveling device 6 includes a universal wheel 6.1, a traveling motor bracket 6.11, two traveling motors 6.8 and two traveling mechanisms; the traveling motor bracket 6.11 is fixed at the rear end of the bottom of the chassis 1.1, and two motor brackets 6.11 are fixed on the Traveling motor 6.8, the output shafts of the two traveling motors 6.8 are opposite and parallel to the ground; the output shafts of each traveling motor 6.8 are respectively connected with their respective traveling mechanisms; middle.

Each traveling mechanism includes No. 1 gear 6.2, connecting cover 6.3, traveling wheel bearing 6.6, traveling wheel 6.7, No. 2 gear 6.9 and traveling shaft 6.10;

The No. 1 gear 6.2 is fixed on the output shaft of the corresponding traveling motor 6.8; the two ends of the traveling shaft 6.10 are respectively rotatably mounted on the rear end of the bottom of the chassis 1.1 of the vehicle body 1 through the traveling wheel bearing 6.6, and the traveling shaft 6.10 is fixed on the traveling shaft 6.10. The wheel 6.7 and the No. 2 gear 6.9 meshing with the No. 1 gear 6.2 are used to axially limit the traveling wheel 6.7 by tightening the nut 6.12; the traveling wheel bearing 6.6 is covered with a connecting cover 6.3, and the connecting cover 6.3 is fixed on the vehicle body 1. The bottom of the chassis 1.1 is radially limited to the running wheel bearing 6.6.

The vehicle body 1 includes a chassis 1.1, a vehicle frame 1.2, a battery pack 1.3 and an indicator light 1.4; a vehicle frame 1.2 is welded on the chassis 1.1, an indicator light 1.4 is fixed on the top of the vehicle frame 1.2, and the indicator light 1.4 is used to display the AGV car The battery pack 1.3 is fixed at the bottom of the chassis 1.1 to supply power to various electrical components.

The battery pack 1.3 is a plurality of lithium batteries, and the model of the lithium battery is 04EQ029-06; all the electrical components of the present invention are connected to the battery pack 1.3;

The cleaning device 2 also includes a baffle 2.14, a protective cover 2.3 and four rolling brush baffles 2.6; the baffle 2.14 is arc-shaped, one side of the baffle 2.14 is fixed at the bottom of the chassis 1.1 of the vehicle body, and the baffle 2.14 is covered at the bottom of the chassis 1.1 of the vehicle body. In front of the two roller brushes 2.1, the garbage can be better collected into the large particle garbage collection box 5.7; the protective cover 2.3 is fixed on the cleaning motor bracket 2.4, and the protective cover 2.3 covers the driving wheel 2.13, the driven wheel 2.8 and the intermediate wheel 2.12 The four roller brush baffles 2.6 are respectively fixed on the two roller brushes 2.1 and located on one side of the corresponding roller brush bearing 2.7 to prevent garbage and sewage from entering the roller brush bearing 2.7.

The cleaning drive mechanism also includes a sleeve 2.11 fixed on the intermediate shaft 2.9, and the sleeve 2.11 axially limits the bearing a2.10.

The traveling mechanism also includes a traveling wheel closed end cover 6.5 and a traveling wheel baffle plate 6.4. The traveling wheel closed end cover 6.5 and the traveling wheel baffle plate 6.4 are fixed on the traveling shaft 6.10 and are located on both sides of the traveling wheel bearing 6.6. Bearing 6.6 is used to limit the position and prevent impurities from entering the running wheel bearing 6.6.

The cleaning motor 2.5 adopts a DC brushless motor whose model is DSBLD300-24GU-30S.

The model of the water pump 3.1 is P3501.

The connecting plate 4.4 has three evenly arranged protrusions and threaded holes, the protrusions are clamped on the brush disk 4.1 and the rotating disk 4.2, and the threaded holes are used for fixed connection with the brush disk 4.1 and the rotating disk 4.2.

Both the cleaning motor 4.3 and the traveling motor 6.13 are DC brushless motors, the model of which is BLH015K-20.

The vacuum motor 5.9 adopts a wet and dry vacuum motor, and its model is a D-114 side-pipe motor.

The bottom of the large particle garbage collection box 5.7 is provided with a plurality of sieve holes for filtering the large particle garbage, and the small particle garbage and sewage fall to the ground from the sieve holes.

The working principle and workflow of the present invention are:

Start the AGV car, the indicator light 1.4 is highlighted; the two walking motors 6.8 work, driving their respective walking wheels 6.7 to rotate, and the AGV car travels according to the predetermined path;

The two cleaning motors 4.3 work, driving the two brush discs 4.1 to rotate in opposite directions, and collect the garbage in the garbage gathering area between the two brush discs 4.1;

When the water pump 3.1 works, the water in the water tank 3.4 is pressurized by the water pump 3.1 and then sent to the connecting pipe 3.6, and then sprayed out by the nozzle 3.5 for the two roller brushes 2.1 to clean the ground;

The two cleaning motors 2.5 work, and the two cleaning motors 2.5 rotate in opposite directions, driving the two roller brushes 2.1 to rotate to clean the ground; since the two roller brushes 2.1 have opposite directions and the same rotational speed, the two brush discs 4.1 can be The accumulated garbage is rolled up, and the granular garbage and sewage are thrown backward from between the two roller brushes 2.1 to the large-particle garbage collection box 5.7; since the bottom of the large-particle garbage collection box 5.7 is a screen structure, the sewage and small-particle garbage fall back to the ground;

The vacuum motor 5.9 works, and the vacuum motor 5.9 discharges the air in the garbage collection pipe 5.5, the small particle garbage collection box 5.4 and the sewage conveying pipe 5.3 to form a vacuum environment. Due to the difference in air pressure, the suction rake 5.6 sucks up the small particle garbage and sewage , and enter the small particle garbage collection box 5.4 through the garbage collection pipe 5.5, the sewage in the small particle garbage collection box 5.4 then enters the vacuum motor 5.9 through the sewage conveying pipe 5.3, and finally the sewage enters the sewage storage tank 5.1 through the sewage recovery pipe 5.2 At the same time, the small particle garbage remains in the small particle garbage collection box 5.4 to realize garbage classification.

What is not mentioned in the present invention belongs to the prior art.

Claims (10)

1. An AGV with cleaning, cleaning and recovery functions is characterized by comprising a vehicle body, a cleaning device, a spraying device, a cleaning device, a recovery device and a walking device;

the cleaning device comprises a cleaning mechanism and two cleaning driving mechanisms; the cleaning mechanism comprises two rolling brushes and two rolling brush end covers; the cleaning driving mechanism comprises a cleaning motor bracket, a cleaning motor, a driven wheel, a middle shaft, a middle wheel and a driving wheel;

the two rolling brush end covers are symmetrically fixed on two sides of the bottom of the chassis of the vehicle body, and the two rolling brush end covers are close to the front end of the vehicle body; two ends of the two rolling brushes are respectively and rotatably connected with the lower parts of the respective rolling brush end covers; the axes of the two rolling brushes are parallel and opposite in rotation direction, and one end of a rotating shaft of each rolling brush penetrates through a corresponding rolling brush end cover to be fixed with a driven wheel;

the cleaning motor bracket is fixed on a chassis of the vehicle body, the cleaning motor is fixed on the cleaning motor bracket, an output shaft of the cleaning motor faces to the horizontal direction, and a driving wheel is fixed on the output shaft of the cleaning motor; one end of the intermediate shaft is fixed on one side of the corresponding rolling brush end cover, the other end of the intermediate shaft is rotatably provided with an intermediate wheel meshed with the driving wheel, and the intermediate wheel is simultaneously meshed with the driven wheel;

the spraying device comprises a water pump, a water tank, a nozzle and a connecting pipe; the water pump and the water tank are fixed on a chassis of the vehicle body, a water pipe of the water tank is connected with an input end of the water pump in a sealing way, an output end of the water pump is connected with a connecting pipe in a sealing way, the connecting pipe is fixed at the bottom of the chassis of the vehicle body, and a plurality of nozzles are arranged on the connecting pipe;

the cleaning device comprises two cleaning mechanisms which are symmetrically arranged at the front end of a chassis of the vehicle body, a garbage collection area is formed between the two cleaning mechanisms, and the garbage collection area is positioned in the action range of the rolling brush;

each cleaning mechanism comprises a brush disc, a rotating disc, a cleaning motor and a connecting disc; the cleaning motor is fixed at the front end of a chassis of the vehicle body, an output shaft of the cleaning motor penetrates out of the chassis of the vehicle body and faces the ground, a rotating disc is fixed on the output shaft of the cleaning motor, and the rotating disc is fixedly connected with the brush disc through a connecting disc; the brush discs of the two cleaning mechanisms are opposite in rotation direction;

the recovery device comprises a sewage storage tank, a sewage recovery pipeline, a sewage conveying pipeline, a small-particle garbage collection box, a garbage collection pipeline, a suction rake, a large-particle garbage collection box, a fixing frame and a dust collection motor;

the sewage storage tank, the small particle garbage collection box and the dust collection motor are all fixed on a chassis of the vehicle body; the suction rake is fixed at the bottom of a chassis of the vehicle body and is close to the rear end of the vehicle body; the suction rake is connected with the upper part of the small-particle dustbin through a garbage collection pipeline, the small-particle dustbin is connected with the input end of a dust suction motor through a sewage conveying pipeline, and the output end of the dust suction motor is connected with the upper part of a sewage storage tank through a sewage recovery pipeline; a filter screen is arranged at the inlet of the sewage conveying pipeline; the fixed frame is fixed at the bottom of a chassis of the vehicle body and is positioned at the position close to the rear of the rolling brush; the large granule garbage collection box detachably installs on the mount, and the opening of large granule garbage collection box and the terminal parallel and level of round brush.

2. The AGV with cleaning, washing and recycling functions of claim 1, wherein the traveling means comprises universal wheels, a traveling motor bracket, two traveling motors and two traveling mechanisms; the walking motor bracket is fixed at the rear end of the bottom of the chassis of the vehicle body, two walking motors are fixed on the motor bracket, and output shafts of the two walking motors face opposite directions and are parallel to the ground; the output shaft of each walking motor is respectively connected with the respective walking mechanism; the universal wheel is arranged in the middle of the front end of the bottom of the chassis of the vehicle body.

3. The AGV cart with cleaning, washing and recovery functions of claim 2, wherein said travel mechanism comprises a first gear, a travel wheel, a second gear and a travel axle; the first gear is fixed on the output shaft of the corresponding walking motor; the walking shaft is rotatably arranged at the rear end of the bottom of the chassis of the vehicle body, and a walking wheel and a second gear meshed with the first gear are fixed on the walking shaft.

4. The AGV with cleaning, washing and recycling functions of claim 3, wherein the traveling mechanism further comprises a connecting cover, a fastening nut, a traveling wheel sealing end cover and a traveling wheel blocking disc; the walking wheel closed end cover and the walking wheel blocking disc are fixed on the walking shaft and positioned on two sides of the connecting position of the walking shaft and the chassis of the vehicle body; the travelling wheel is axially limited by a fastening nut; the traveling wheel bearing is externally coated with a connecting cover which is fixed at the bottom of a chassis of the vehicle body.

5. The AGV cart with sweeping, cleaning and recovery functions of claim 1, wherein said cleaning device further comprises a barrier, a protective cover and four rolling brush trays; one side of the baffle is fixed at the bottom of the chassis of the vehicle body, and the baffle covers the front of the two rolling brushes; the protective cover is fixed on the cleaning motor bracket and is arranged on the driving wheel, the driven wheel and the middle wheel; the two ends of the two rolling brushes are respectively and rotatably connected with the respective rolling brush end covers through rolling brush bearings, and the four rolling brush baffle discs are respectively fixed on the two rolling brushes and are positioned on one side of the corresponding rolling brush bearings.

6. The AGV with cleaning, washing and recycling functions of claim 1, wherein the washing driving mechanism further comprises a sleeve fixed on the middle shaft, the other end of the middle shaft is rotatably provided with a middle wheel through a bearing a, and the sleeve axially limits the bearing a.

7. The AGV cart with cleaning, washing and recovery functions of claim 1, wherein said cart body includes a chassis, a frame, a battery pack and an indicator light; the chassis is welded with a frame, the top of the frame is fixed with an indicator light, and the bottom of the chassis is fixed with a battery pack.

8. The AGV with cleaning, washing and recycling functions of claim 1, wherein the bottom of the large particle garbage collection box is provided with a plurality of sieve holes.

9. The AGV with cleaning, washing and recycling functions of claim 1, wherein the connecting plate has three protrusions and threaded holes arranged uniformly, and the protrusions are clamped on the brush disk and the rotating disk.

10. The AGV with cleaning, washing and recovery function of claim 1, wherein said dust suction motor is a wet and dry dust suction motor.

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