CN115434272A - Fallen leaves collection and delivery mechanism - Google Patents

Abstract

The invention discloses a fallen leaf collecting and conveying mechanism which comprises two side plates, a fallen leaf collecting device and a fallen leaf conveying device, wherein the two side plates are used as a frame and are arranged at left and right intervals, the fallen leaf collecting device can control the distance between a collecting bucket and a collecting rolling brush, the rolling brush is prevented from being excessively contacted with the ground to cause unnecessary abrasion, the fallen leaf conveying device can filter massive non-fallen leaf garbage with higher quality in the fallen leaves and the like, and can also filter small dust particles with smaller volume, the purity of the collected fallen leaves is improved, and the fallen leaves are convenient to subsequently utilize.

Description

Fallen leaves collection and delivery mechanism

technical field

The invention relates to a public health cleaning robot, in particular to a fallen leaf collecting and conveying mechanism.

Background technique

A large number of fallen leaves piled up on the roadside, which brought a lot of inconvenience to vehicles and pedestrians. At the same time, if the fallen leaves were not cleaned for a long time, there were many hidden dangers such as fire and mosquito breeding. At present, the equipment designed for the cleaning of fallen leaves is all manual operation equipment, which requires a large number of workers to work for a long time every day, which is time-consuming, labor-intensive and inefficient. The fallen leaf cleaning equipment has a limited capacity for fallen leaves, and needs to go to the recycling point many times, further increasing the workload. Large-scale fallen leaf cleaning vehicles can reduce the amount of manual labor to a certain extent, but their scope of application is narrow, their mobility is poor, their overall efficiency is low, and they will generate huge noise during the collection process, so they cannot be used in campuses or industrial parks. Simultaneously according to prior art, after loose fallen leaves are collected, it is difficult to pack, not easy to transport, and more difficult to follow-up utilization.

The application number is 201821505202.1, and the Chinese patent titled "A Leaf Collector" has announced a detachable leaf collector installed on the garbage truck compartment, but the patent only relies on the suction device to collect fallen leaves, and the collection efficiency is low , noisy, not compact structure.

The application number is 202122879683.0, and the Chinese patent titled "Garden Leaves Recycling and Treatment Device" discloses the beneficial effect of the exhaust fan in the process of collecting fallen leaves, but the effect of using the exhaust fan alone to transport the fallen leaves is not good, and it needs to use extra-large power The exhaust fan can only be completed, the power of the whole machine is high, and the noise generated is large, so it cannot be used in campuses or industrial parks.

The application number is 202122880613.7, and the Chinese patent titled "A Device for Sweeping Fallen Leaves for Gardens" discloses a fallen leaf conveying device composed of a belt conveyor, which cannot filter high-quality large stones during the process of conveying fallen leaves Other non-deciduous garbage will collect other large garbage into the compression packaging device, which will easily cause damage to the compression packaging device, and the collected deciduous packages containing miscellaneous garbage are not convenient for direct use.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art, to provide a high degree of automation, good collection effect, low noise, which can filter out non-leaf garbage such as high-quality large stones in fallen leaves, and can also filter out non-leaf garbage such as smaller volumes. Fallen leaves collection and conveying mechanism for fine dust particles.

In order to realize the object of the invention, technical scheme of the present invention is:

A fully automatic fallen leaf collecting robot with a packaging device, including two side plates arranged at intervals on the left and right, a top plate, a fallen leaf collecting device and a fallen leaf conveying device are connected between the front sides between the two side plates. The fallen leaf collecting device includes a transfer roller brush located on the upper part between the left and right side plates, the left and right ends of the transfer shaft of the transfer roller brush are respectively connected to the bearings installed on the upper left and right side plates, and under the top plate Collecting roller brushes are arranged between the left and right side panels, and arc-shaped grooves are respectively opened on the front sides of the left and right side panels upward from the bottom walls of the left and right side panels and inclined toward the front sides of the left and right side panels. The left and right ends of the roller brush shaft pass through the arc grooves on the left and right side plates respectively. The front edge of the bucket bottom of an H-shaped collection bucket is tangent to the collection roller brush. The left and right stops of the H-shaped collection bucket The plates are respectively arranged outside the bottom of the left and right side plates. A bucket mandrel passes through the left and right side plates and the left and right ends are respectively connected to the left and right baffles of the H-shaped collecting bucket. The bucket mandrel is connected to the left and right sides The plate is rotated and connected, the left and right ends of the roller brush shaft protruding from the arc-shaped groove are respectively connected with the ends of the transmission shaft on the same side through the adjustment swing rod, and the upper and lower ends of the adjustment swing rod are respectively connected with the roller The end of the brush shaft and the end of the transmission shaft are hingedly connected, and the middle part of each adjustment swing rod is respectively connected with an adjustment swing rod intermediate shaft, and the middle part of the left and right baffles of the H-shaped collecting bucket is respectively connected with a shovel. Bucket connecting rod shaft, a bucket connecting rod is connected between the adjusting swing rod intermediate shaft and the bucket connecting rod shaft on the left and right sides, the upper end of the bucket connecting rod is hingedly connected with the adjusting swing rod intermediate shaft and the bucket The lower end of the connecting rod is hingedly connected with the bucket connecting rod shaft, the left end of the brush shaft protruding from the arc groove is hingedly connected with the lower end of the pulley connecting rod, and the upper end of the pulley connecting rod is rotatably installed on the second drive lifting The shaft of the driving lifting cylinder at the lower end of the cylinder push rod is hingedly connected, the second driving lifting cylinder is fixed on the bottom wall of the top plate, the push rod of the second driving lifting cylinder is arranged vertically, and the rolling brush The shaft, the intermediate shaft of the adjusting swing rod, the bucket connecting rod shaft, the driving and lifting cylinder shaft, the bucket core shaft and the transmission shaft are all arranged in the horizontal direction, and a transmission pulley is installed on the left end of the transmission shaft through a key connection. The left end of the roller brush shaft is equipped with a collection pulley, the transmission pulley and the collection pulley are connected by a transmission belt, and the roller brush shaft can move along the arc groove driven by the push rod of the second driving lifting cylinder To contact with the ground or leave the ground and sweep the accumulated fallen leaves into the H-shaped collection bucket;

The bottom wall of a delivery box frame is fixed on the top wall of the rear ends of the two side plates, a delivery box is fixed in the delivery box frame, and a feed inlet is arranged on the top wall of the delivery box. The rear wall of the conveying box is provided with a discharge port, and the conveying roller brush is installed in the conveying box. Connected, the conveying roller is connected with the rotating drive device; a vacuum box is installed on the top wall of the conveying box frame, and the lower end of the sealed shell is fixed on the top wall of the two side plates at the transfer roller brush and the rear side of the upper end has a rear outlet, the rear outlet of the sealed housing communicates with the inlet on the side wall of the vacuum box and is fixedly connected with the vacuum box, and the vacuum equipment fixed on the vacuum box The vacuum suction port is set opposite to the opening on the top wall of the vacuum box, the opening on the bottom wall of the vacuum box is set opposite to the feed port on the delivery box, and the discharge port of the delivery box is connected to into the fallen leaf collection box; the fallen leaf conveying device includes a first-stage roller, a second-stage roller and a third-stage roller installed in the sealed housing sequentially from top to bottom along the horizontal direction, and the first-stage The left and right ends of the rollers, the secondary rollers and the tertiary rollers are respectively connected to the bearings installed on the left and right side walls of the sealed housing. The primary rollers, the secondary rollers, the tertiary rollers and the The rotation center line of the shaft is located in the same inclined plane, and the first-stage roller brush, the second-stage roller brush, and the third-stage roller brush are respectively installed on the first-stage roller shaft, the second-stage roller shaft and the third-stage roller shaft. Between the first-stage roller brush and the second-stage roller brush, between the second-stage roller brush and the third-stage roller brush, and between the third-stage roller brush and the transfer roller brush, they are respectively arranged tangentially to each other. The right end of the roller, the three-stage roller and the transmission shaft are respectively connected with the roller rotation driving device so as to be able to rotate under the drive of the roller rotation driving device.

Compared with the prior art, the advantages of the technical solution of the present invention are:

1. An adjustable fallen leaf collection device is set up, which can control the height of the collection bucket and the collection roller brush from the ground according to the specific working conditions by driving the lifting cylinder, through the linkage of the slider pendulum structure and the four-bar mechanism, when cleaning When a slope or speed bump is encountered during the process, the lifting cylinder is driven to shorten the stroke, driving the collecting bucket and the collecting roller brush to rise. The brush rises to prevent unnecessary friction and collision with the ground. This linkage mechanism maximizes the utilization of space, reduces energy consumption during cleaning, and improves the practicability of the device.

2. A fallen leaf conveying device with a filtering function is set up to achieve the effect of transferring and collecting fallen leaves through the roller brush structure and vacuum equipment. Compared with non-fallen leaf garbage such as high-quality large stones, the fallen leaves are lighter in material and have a larger surface area. Larger, during the delivery of fallen leaves, large stones and other non-leaved garbage will fall back to the ground with the rolling of the roller brush, and only the fallen leaves will be transferred to the conveying device;

When the transported fallen leaves are transported to the conveying device, since the bottom of the conveying box has a fine mesh structure, the fine dust particles with smaller volume will fall into the collection box and be collected separately. Non-deciduous garbage such as high and large stones can also filter out smaller dust particles, and only transport the fallen leaves to the fallen leaf compression packaging device, which improves the transportation efficiency and improves the cleanliness of the fallen leaves, making the device More practical.

Description of drawings

The accompanying drawings, as a part of the present invention, are used to provide a further understanding of the present invention, and the schematic embodiments of the present invention and their descriptions are used to explain the present invention, but do not constitute improper limitations to the present invention. Apparently, the drawings in the following description are only some embodiments, and those skilled in the art can also obtain other drawings according to these drawings without creative efforts.

Fig. 1 is the structural representation of the fallen leaves collection device in the fallen leaves collection and transmission mechanism;

Fig. 2 is the structural representation of fallen leaf collecting and conveying mechanism;

Fig. 3 is a schematic diagram of the internal structure of the mechanism shown in Fig. 2;

Fig. 4 is a structural schematic diagram of the conveying box part of the fallen leaf conveying device in the mechanism shown in Fig. 2 .

detailed description

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in the accompanying drawings, the fallen leaf collecting and conveying mechanism for the fallen leaf collecting robot of the present invention includes a fallen leaf collecting device, a leaf conveying device and two side plates arranged at intervals on the left and right. A top plate is connected between the front sides, and the fallen leaf collection device includes a transfer roller brush 313 on the upper part between the left and right side panels at the rear of the top plate, and the left and right ends of the transfer shaft 315 of the transfer roller brush 313 are respectively connected to the The bearings on the top of the left and right side plates are connected, and a collection roller brush 311 is arranged between the left and right side plates below the top plate, and on the front side of the left and right side plates, it is upward from the bottom wall of the left and right side plates and toward the front side of the left and right side plates. The inclinations are respectively provided with arc-shaped grooves, the left and right ends of the roller brush shaft 307 of the collection roller brush 311 respectively pass through the arc-shaped grooves on the left and right side plates, and the front edge of the bucket bottom of an H-shaped collection bucket 302 Tangent to the collection roller brush 311, the left and right baffles of the H-shaped collection bucket 302 are respectively arranged outside the bottom of the left and right side plates, a bucket mandrel 301 passes through the left and right side plates and the left and right ends are respectively connected to the H The left and right baffles of the type collection bucket 302 are rotatably connected, the bucket mandrel 301 is rotatably connected with the left and right side plates, and the left and right ends of the described roller brush shaft 307 protrude from the arc-shaped groove to connect with the transmission shaft on the same side respectively. The ends of 315 are connected by adjusting the swing rod 306, and the upper and lower ends of the adjustment swing rod 306 are hingedly connected with the end of the roller brush shaft 307 and the end of the transmission shaft 315 respectively, and each adjustment swing rod 306 The middle part of the H-type collection bucket 302 is respectively rotatably connected with an adjusting swing rod intermediate shaft 305, and the middle part of the left and right baffles of the H-shaped collection bucket 302 is respectively rotatably connected with a bucket connecting rod shaft 304, and the adjusting swing rod intermediate shaft 305 and A bucket connecting rod 303 is connected between the bucket connecting rod shafts 304, the upper end of the bucket connecting rod 303 is hingedly connected with the adjusting swing rod intermediate shaft 305 and the lower end of the bucket connecting rod 303 is hinged with the bucket connecting rod shaft 304 Connected, the left end of the roller brush shaft 307 protruding from the arc groove is hingedly connected with the lower end of the pulley connecting rod 309, and the upper end of the pulley connecting rod 309 is connected with the drive that is installed in the lower end of the push rod of the second drive lifting cylinder 312. The lifting cylinder shaft 310 is hingedly connected, the second driving lifting cylinder 312 is fixed on the bottom wall of the top plate, the push rod of the second driving lifting cylinder 312 is arranged vertically, the rolling brush shaft 307, Adjust the swing rod intermediate shaft 305, the bucket connecting rod shaft 304, the drive lifting cylinder shaft 310, the bucket mandrel shaft 301 and the transmission shaft 315 are all arranged along the horizontal direction, and a transmission pulley 316 is mounted on the left end of the transmission shaft 315 through a key connection A collection pulley 308 is installed on the left end of the brush shaft 307, and the transmission pulley 316 and the collection pulley 308 are connected by a transmission belt 314. The brush shaft 307 can move along the arc groove under the drive of the push rod of the second drive lifting cylinder 312 to contact the ground or leave the ground and sweep the accumulated fallen leaves into the H-shaped collection bucket 302. The collection bucket 302 is In the H-shaped structure, the baffles on both sides are longer than the bottom of the bucket, so that the length of the baffles on both sides of the collecting bucket 302 can exceed the position where the collecting roller brush 311 contacts the ground.

In order to filter out the non-deciduous rubbish such as the larger large stones in the fallen leaves and the smaller fine dust particles of the volume, the bottom wall of a delivery box frame 407 is fixed on the top wall of the rear ends of the two side plates. A delivery box 423 is fixed in the delivery box frame 407, a feed inlet is provided on the top wall of the delivery box 423, a discharge port is provided on the rear wall of the delivery box 423, and the delivery roller brush 409 is installed on the In the delivery box 423, the left and right ends of the delivery roller 410 of the delivery roller brush 409 arranged in the horizontal direction are respectively connected to the delivery bearings 421 installed on the left and right side walls of the delivery box 423, and the delivery roller 410 is connected to the rotating drive. The device is connected.

The bottom surface of the preferred delivery box 423 is a grid structure, which plays the role of filtering smaller fine dust particles. The collection box 408 is installed on the delivery box frame 407 directly below the bottom surface of the delivery box 423. The top of the collection box 408 The opening communicates with a grid-like structure on the bottom wall of the delivery box. Preferably, the side wall of the delivery box frame 407 at the position corresponding to the collection box 408 is open, and the collection box 408 can be taken out from the side opening of the delivery box frame 407 for easy cleaning.

A vacuum box is installed on the top wall of the conveying box frame 407, the lower end of the sealed housing 401 is fixed on the top wall of the two side plates located at the transfer roller brush 313, and the rear side of the upper end has a rear outlet , the rear outlet of the sealed housing 401 communicates with the inlet on the side wall of the vacuum box and is fixedly connected with the vacuum box, and the vacuum suction port of the vacuum equipment 411 fixed on the vacuum box is connected with the vacuum box The openings on the top wall of the body are oppositely arranged. The sealed housing 401 may be a hollow square-section pipe structure. The opening on the bottom wall of the vacuum box is set opposite to the feed port on the delivery box, and the discharge port of the delivery box 423 is inserted into the fallen leaf collection box.

The fallen leaf conveying device includes a primary roller 413, a secondary roller 416, and a tertiary roller 419 installed in the sealed casing 401 in sequence from top to bottom in the horizontal direction. The primary roller 413, The left and right ends of the secondary roller 416 and the tertiary roller 419 are respectively connected with bearings installed on the left and right side walls of the sealed housing 401. The primary roller 413, secondary roller 416, and tertiary roller 419 and the rotation center line of the transmission shaft 315 are located in the same inclined plane, and the first-stage roller brush 412 and the second-stage roller brush 415 are respectively installed on the first-stage roller 413, the second-stage roller 416 and the third-stage roller 419. , Three-stage rolling brush 418. Between the first-stage roller brush 412 and the second-stage roller brush 415 , between the second-stage roller brush 415 and the third-stage roller brush 418 , and between the third-stage roller brush 418 and the transfer roller brush 313 are arranged tangent to each other. The right ends of the primary roller 413, secondary roller 416, tertiary roller 419 and transmission shaft 315 are respectively connected with the roller rotation driving device so as to be able to rotate under the drive of the roller rotation driving device. Preferably, The first-stage rolling brush 412 , the second-stage rolling brush 415 , and the third-stage rolling brush 418 are in frictional and rotational contact with the inner wall of the sealed housing 401 during rotation.

As an embodiment of the present invention, the roller rotation driving device includes a drive motor base 404 installed on the right side plate of the chassis 1, and a second drive motor 403 is installed on the drive motor base 404, A motor pulley 405 is installed on the motor shaft of the second drive motor 403 arranged in the horizontal direction, and on the right side of the first-stage roller 413, the second-stage roller 416 and the third-stage roller 419, respectively A primary pulley 414, a secondary pulley 417, and a tertiary pulley 420 are installed, and the right end of the transmission shaft 315 is connected with a drive pulley 402 by a key. The motor pulley 405 is connected with the secondary pulley 417 and the tertiary belt. The pulleys 420 are respectively connected by transmission belts 406 , the first-stage pulley 414 and the second-stage pulley 417 are connected by a transmission belt, and the transmission pulley 402 and the third-stage pulley 420 are connected by a transmission belt. Described rotation driving device comprises the conveying pulley 422 that is installed on the left side of conveying roller 410, and described conveying pulley 422 is connected with the conveying driving pulley 425 that is installed on the left side of primary roller 413 through transmission belt, and controls The conveying roller brush 409 rotates. Certainly the roller shaft of each rolling brush also can adopt existing other driving device to control. During installation and use, the second drive motor can be connected to the power supply on the connected vehicle (such as a garbage truck) through a cable.

The working principle of the rolling brush driving device is as follows: in the rolling brush driving device, the rolling brush shaft 307 and the transmission shaft 315 are long connecting rods, which penetrate from one side plate to the other side plate, and the second drives the lifting cylinder 312, The pulley connecting rod 309 and the adjusting fork 306 constitute a slider fork mechanism. The rear end of the collection bucket 302 is connected to the left and right side plates through the bucket connecting mandrel 301. The collection bucket 302, the bucket connecting rod 303 and the adjustment The fork 306 constitutes a four-bar mechanism, and the slider fork mechanism is linked with the four-bar structure of the collection bucket 302, so that the second drive lifting cylinder 312 can simultaneously control the height of the collection roller brush 311 and the collection bucket 302 from the ground. Of course, the existing described bucket connection mandrel 301 can also be directly connected with the control motor shaft to drive the bucket 302 to rotate and lift; The height of the bucket. According to the road conditions, the height from the ground of the collecting roller brush 311 and the collecting bucket 302 is controlled to avoid collisions.

The transmission route of the lifting device of the fallen leaf collection device is: the driving force is generated by the second driving lifting cylinder 312, and the second driving lifting cylinder 312 transmits the driving force to the adjusting swing rod 306, so that the adjusting swing rod 306 swings around the transmission shaft 315, thereby driving The roller brush shaft 307 and the collection roller brush 311 fixed thereon move in an arc; the adjustment pendulum 306 transmits the driving force to the collection bucket 302 through the bucket link 303, so that the collection bucket 302 rotates around the bucket mandrel 301 rotates to control the height of the bucket.

The transmission route of the roller brush driving device of the fallen leaf collection device is: the driving force is generated by the second driving motor 403, and the driving force is transmitted to the third-stage pulley 420 through the transmission belt, so that the third-stage pulley 420 rotates around the axial direction of the third-stage roller shaft 419, Afterwards, the drive force is transmitted to the drive pulley 402 by the drive belt, so that the drive pulley 402 drives the transmission shaft 315 connected by the key to rotate around the axis of the transmission shaft 315, and then the drive force transmits the power to the transmission roller brush 313 by the transmission shaft 315, driving the transmission roller. The brush 313 rotates around the transmission shaft 315 axial direction, and then the driving force is transmitted to the transmission pulley 316 fixed on the transmission shaft 315 through the transmission shaft 315 through the transmission shaft 315, and then the driving force is transmitted to the collection pulley through the transmission pulley 316 and the transmission belt 314 308. Finally, the driving force is transmitted to the brush shaft 307 fixed with the collection pulley 308 through the collection pulley 308, and drives the collection roller brush 311 to rotate around the axis of the brush shaft 307.

The vacuum device 411 is installed on the top of the sealed housing 401 to provide suction to transmit fallen leaves. The surface area of fallen leaves of the same quality is much larger than non-deciduous garbage such as large stones with a larger mass, so the vacuum device also plays a role in filtering out fallen leaves of lower quality. Large stones and other non-deciduous garbage can improve the purity of fallen leaves and increase the efficiency of transporting fallen leaves. The vacuum suction port of the vacuum device 411 is opposite to the opening above the front wall of the vacuum box. , so that the sealed housing 401 can form a low-pressure space lower than the atmospheric pressure, so as to ensure the upward transportation of fallen leaves.

The driving force transmission route of the fallen leaf conveyor is: the driving force is generated by the second driving motor 403, and the driving force is transmitted to the third-stage pulley 420 through the motor pulley 405 and the transmission belt 406, so that the third-stage pulley 420 is wound around the third-stage roller shaft 419 Rotate in the axial direction, and then make the three-stage pulley 420 drive the three-stage roller shaft 419 connected by the key to rotate, drive the three-stage roller brush 418 fixed on the three-stage roller shaft 419 to rotate, and the drive generated by the second drive motor 403 The power is transmitted to the secondary pulley 417 through the motor pulley 405 and the transmission belt 406, so that the secondary pulley 417 rotates around the axial direction of the secondary roller 416, and then the secondary pulley 417 drives the secondary roller 416 connected by the key Rotate to drive the secondary roller brush 415 fixed on the secondary roller shaft 416 to rotate, then the driving force is transmitted to the primary pulley 414 through the transmission belt, so that the primary pulley 414 rotates around the axial direction of the primary roller 413, and then the The primary pulley 414 drives the primary roller 413 connected by the key to rotate, drives the primary roller brush 413 fixed on the primary roller 413 to rotate, and then the driving force is transmitted to the transmission drive pulley 425 through the primary roller 413, Finally, the driving force is transmitted to the conveyor pulley 422 through the transmission belt, so that the conveyor pulley 422 rotates around the axis of the conveyor roller 410, and then the conveyor pulley 422 drives the conveyor roller 410 connected by the key to rotate, and drives the conveyor roller 410 fixed on the conveyor belt. The conveying roller brush 409 on the top rotates.

Fallen leaves collection process: the fallen leaves in front of the robot are cleaned and moved to the collection roller brush 311, and the collection roller brush 311 rotates to transfer the fallen leaves to the collection bucket 302. The air pressure in the sealed casing 401 is lower than the external atmospheric pressure. The fallen leaves are sucked into the sealed casing 401, and the fallen leaves are transported upwards in the sealed casing 401 through the rotation of the transfer roller brush 313, and then the fallen leaves are successively transferred to the The discharge port of the vacuum box, the fallen leaves enter the delivery box 423 from the discharge port of the vacuum box, and enter the fallen leaf collection box body from the discharge port of the delivery box 423 through the delivery roller brush 409. The roller brushes at all levels coordinate the transportation of fallen leaves, which can filter out non-leaved garbage such as large stones with high quality in the fallen leaves, and improve the purity of fallen leaves.

The installation method of this mechanism is as follows: as shown in Figure 2, the fallen leaf collection and transmission mechanism is installed in the square hole on the chassis of the vehicle (such as a garbage truck), and the two side plates are connected with the side wall of the vehicle by bolts, so that the collection bucket It can collect fallen leaves on the ground with the collection roller brush.

The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Anyone familiar with the technology of this patent Without departing from the scope of the technical solution of the present invention, personnel can use the technical content of the above prompts to make some changes or modify them into equivalent embodiments with equivalent changes. In essence, any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the solutions of the present invention.

Claims (4)

1. Fallen leaves are collected and transport mechanism, including controlling two curb plates that the interval set up two curb plates between the front side be connected with roof, its characterized in that: the device also comprises a fallen leaf collecting device and a fallen leaf conveying device, wherein the fallen leaf collecting device comprises a transfer rolling brush (313) which is positioned at the upper part between the left side plate and the right side plate, the left end and the right end of a transfer shaft (315) of the transfer rolling brush are respectively connected with a bearing which is arranged at the upper part of the left side plate and the right side plate, a collecting rolling brush (311) is arranged between the left side plate and the right side plate below the top plate, arc-shaped grooves are respectively formed in the front sides of the left side plate and the right side plate from the bottom wall of the left side plate and the right side plate to the upper part and incline towards the front side direction of the left side plate and the right side plate, the left end and the right end of a rolling brush shaft (307) of the collecting rolling brush are respectively arranged by penetrating through the arc-shaped grooves in the left side plate and the right side plate, the front edge of the shovel bottom of an H-shaped collecting shovel bucket (302) is tangent with the collecting rolling brush (311), and left and right baffle plates of the H-shaped collecting bucket are respectively arranged at the outer sides of the bottom of the left side plate and right side plate, a bucket mandrel (301) penetrates through the left side plate and the right side plate, the left end and the right end of the bucket mandrel are respectively connected with the left baffle and the right baffle of the H-shaped collecting bucket in a rotating way, the bucket mandrel is connected with the left side plate and the right side plate in a rotating way, the left end and the right end of the rolling brush shaft (307) extending out of the arc-shaped groove are respectively connected with the end part of the transmission shaft (315) at the same side through an adjusting swing rod (306), the upper end and the lower end of the adjusting swing rod are respectively connected with the end part of the rolling brush shaft and the end part of the transmission shaft in a hinged way, the middle part of each adjusting swing rod is respectively connected with an adjusting swing rod middle shaft (305) in a rotating way, the middle part of the left baffle and the right baffle of the H-shaped collecting bucket is respectively connected with a bucket connecting rod shaft (304) in a rotating way, and a bucket connecting rod (303) is connected between the adjusting swing rod middle shafts and the bucket connecting rod shafts (304) at the left side and the right side plate, the upper end of the bucket connecting rod is hinged with an adjusting swing rod middle shaft, the lower end of the bucket connecting rod is hinged with a bucket connecting rod shaft, the left end of the rolling brush shaft, which extends out of an arc-shaped groove, is hinged with the lower end of a belt wheel connecting rod (309), the upper end of the belt wheel connecting rod is hinged with a driving lifting cylinder shaft (310) which is rotatably installed at the lower end of a push rod of a second driving lifting cylinder (312), the second driving lifting cylinder is fixed on the bottom wall of a top plate, the push rod of the second driving lifting cylinder is arranged along the vertical direction, the rolling brush shaft, the adjusting swing rod middle shaft, the bucket connecting rod shaft, the driving lifting cylinder shaft, a bucket mandrel and a transmission shaft are all arranged along the horizontal direction, a transmission belt wheel (316) is installed at the left end of the transmission shaft through a key connection, a collection belt wheel (308) is installed at the left end of the rolling brush shaft, the transmission belt wheel and the collection belt wheel are connected through a transmission belt (314), and the rolling brush shaft (307) can move along the arc-shaped groove under the driving of the push rod of the second driving lifting cylinder to contact with the ground or leave the ground and sweep accumulated fallen leaves into an H-shaped collection bucket;

the bottom wall of a conveying box frame (407) is fixed on the top walls at the rear ends of the two side plates, a conveying box (423) is fixed in the conveying box frame, a feeding hole is formed in the top wall of the conveying box, a discharging hole is formed in the rear wall of the conveying box, a conveying rolling brush (409) is installed in the conveying box, the left end and the right end of a conveying rolling shaft (410) of the conveying rolling brush arranged in the horizontal direction are respectively connected with conveying bearings installed on the left side wall and the right side wall of the conveying box, and the conveying rolling shaft is connected with a rotation driving device; a vacuum box body is arranged on the top wall of the conveying box frame, the lower end of a sealing shell (401) is fixed on the top walls of two side plates positioned at the position of a transfer rolling brush (313), the rear side of the upper end of the sealing shell is provided with a rear side outlet, the rear side outlet of the sealing shell is communicated with an inlet on the side wall of the vacuum box body and is fixedly connected with the vacuum box body, a vacuum suction inlet of a vacuum device (411) fixed on the vacuum box body is arranged opposite to an opening on the top wall of the vacuum box body, an opening on the bottom wall of the vacuum box body is arranged opposite to a feeding port on the conveying box body, and a discharge port of the conveying box is connected into a fallen leaf collecting box body; fallen leaves conveyer include and follow the horizontal direction from last to installing in proper order down sealed housing in one-level roller bearing (413), second grade roller bearing (416) and tertiary roller bearing (419), one-level roller bearing, second grade roller bearing and tertiary roller bearing about both ends respectively with install the bearing on the lateral wall about sealed housing and be connected, the rotation center line of one-level roller bearing, second grade roller bearing, tertiary roller bearing and transmission axle be located same inclined plane one-level roller bearing, second grade roller bearing and tertiary roller bearing on install one-level round brush (412), second grade round brush (415), tertiary round brush (418) respectively, one-level round brush and second grade round brush between, between second grade round brush and the tertiary round brush, tangent setting each other respectively between tertiary round brush and the transmission round brush, the right-hand member of one-level roller bearing, second grade roller bearing, tertiary roller bearing and transmission axle rotate drive arrangement with the roller bearing respectively and link to each other and can rotate under the drive of roller bearing rotation drive arrangement.

2. The fallen leaf collection and transfer mechanism of claim 1, wherein: roller rotation drive arrangement including installing driving motor seat (404) on the curb plate of right side driving motor seat (404) on install second driving motor (403), set up along the horizontal direction second driving motor's motor shaft on install motor band pulley (405) first order roller (413), second order roller (416) and tertiary roller (419) the right side install one-level band pulley (414), second grade band pulley (417), tertiary band pulley (420) respectively, the right-hand member at transmission shaft (315) is connected with driving pulley (402) through the key-type, motor band pulley and second grade band pulley and tertiary band pulley between link to each other through drive belt (406) respectively, first order band pulley and secondary band pulley between link to each other through the drive belt, driving pulley and tertiary band pulley between link to each other through the drive belt, rotation drive arrangement including installing at the left conveying band pulley (422) of conveying roller (410), conveying band pulley (422) pass through the drive belt and install conveying band pulley (425) on one-level roller (413) left side and be connected, control conveying band pulley (409) rotates.

3. A fallen leaf collecting and conveying mechanism according to claim 1 or 2, characterized in that: the bottom surface of transfer box be latticed structure, collect box (408) and install on transfer box frame (407) under the bottom surface of transfer box (423), collect the uncovered latticed structure intercommunication on the uncovered and the transfer box bottom wall in top of box, the lateral wall that corresponds the transfer box frame of position department with collecting the box is uncovered, collect the box and can follow the uncovered side of transfer box frame and take out.

4. A fallen leaf collection and transfer mechanism as defined in claim 3, wherein: the first-stage rolling brush, the second-stage rolling brush and the third-stage rolling brush are in frictional and rotary contact with the inner wall of the sealing shell in the rotating process.

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