阅读说明：本技术 一种垃圾自动分类扫地机 (Garbage automatic classification sweeper ) 是由 梁锦锋 梁金华 于 2019-12-20 设计创作，主要内容包括：一种垃圾自动分类扫地机,包括扫地机机架、扫地机构和垃圾自动分类装置,所述的垃圾自动分类装置承接于所述的扫地机构的下料区,所述的垃圾自动分类装置包括垃圾回收箱、第一旋转轴、第三旋转轴和第二旋转轴,所述的垃圾回收箱内依次形成可吸附金属屑回收区、磁性不可吸附废物回收区和大件回收区,磁性不可吸附废物回收区的上方设置弧形栅栏过滤网。本发明通过垃圾自动分类装置可以实现对垃圾的三重分类,完全满足了现有垃圾分类的基本要求,大大提高扫地机的工作效率,省去人工或者后续垃圾分类的分类步骤。(The utility model provides a rubbish automatic classification machine of sweeping floor, includes the machine frame of sweeping floor, sweeps floor mechanism and rubbish automatic classification device, rubbish automatic classification device accept in the unloading district of the mechanism of sweeping floor, rubbish automatic classification device include garbage collection box, first rotation axis, third rotation axis and second rotation axis, the garbage collection box in form adsorbable metal fillings recovery area, magnetism can not adsorb waste recovery area and major possession recovery area in proper order, the top that magnetism can not adsorb waste recovery area sets up arc fence filter screen. According to the automatic garbage sorting device, triple sorting of garbage can be realized, the basic requirements of the existing garbage sorting are completely met, the working efficiency of the sweeper is greatly improved, and manual or subsequent garbage sorting steps are omitted.)

1. The utility model provides a rubbish automatic classification machine of sweeping floor, includes the machine frame of sweeping floor and sweeps floor the mechanism, its characterized in that: the automatic garbage classification sweeper further comprises an automatic garbage classification device, the automatic garbage classification device is connected with a blanking area of the sweeping mechanism, the automatic garbage classification device comprises a garbage recycling bin, a first rotating shaft, a third rotating shaft and a second rotating shaft, an adsorbable metal scrap recycling area, a magnetic nonabsorbable waste recycling area and a large piece recycling area are sequentially formed in the garbage recycling bin, an arc fence filter screen is arranged above the magnetic nonabsorbable waste recycling area and is arranged from the adsorbable metal scrap recycling area to the large piece recycling area from high to low, a plurality of magnetic stripes which are arranged in the circumferential direction and are parallel to the axial direction of the first rotating shaft are arranged on the outer circumferential surface of the first rotating shaft, a hairbrush is arranged on the inner side, close to the first rotating shaft, above the adsorbable metal scrap recycling area, a blocking piece is arranged below the arc fence filter screen, the outer peripheral face of third rotation axis sets up a plurality of claws of taking off, take off the claw and have and stretch into the extension of arc fence filter screen top, the second rotation axis set up in the top in adsorbable metal fillings recovery area, the outer peripheral face of second rotation axis sets up a plurality of catch bars, magnetism non-adsorbable waste recovery district internal fixation be provided with the rubbish locating lever, the outer peripheral face of rubbish locating lever is provided with a plurality of location teeth that are used for catching on rubbish.

2. The automatic garbage sorting sweeper according to claim 1, characterized in that: the magnetic strip is embedded into a strip-shaped groove arranged on the first rotating shaft; the paw and the positioning rod are both in a bent hook shape, and the paw and the pushing rod are arranged in a staggered mode.

3. The automatic garbage sorting sweeper according to claim 1 or 2, wherein: the adsorbable metal chip recovery area, the magnetic non-adsorbable waste recovery area and the large piece recovery area are all formed by drawer type boxes, and openings for the drawer type boxes to enter and exit are formed in the side parts of the garbage recovery box; one end of the garbage positioning rod is a free end, and the other end of the garbage positioning rod is movably hinged with the drawer type box body.

4. The automatic garbage sorting sweeper according to claim 3, wherein: the second rotating shaft rotates anticlockwise, the third rotating shaft and the first rotating shaft rotate clockwise, and the rotating speed of the third rotating shaft is greater than that of the second rotating shaft.

5. The automatic garbage sorting sweeper according to claim 1 or 4, wherein: the sweeping mechanism comprises a sweeping brush forward rotation mechanism, a sweeping brush reverse rotation mechanism, a blocking mechanism and a blanking driving mechanism, an installation cavity for installing the sweeping brush forward rotation mechanism and the sweeping brush reverse rotation mechanism is formed in a frame of the sweeping machine, an opening communicated with the installation cavity is formed in the bottom of the frame of the sweeping machine, rollers are installed at the bottoms of two sides of the frame of the sweeping machine, and the sweeping brush forward rotation mechanism and the sweeping brush reverse rotation mechanism are sequentially arranged in the installation cavity of the frame of the sweeping machine from front to back; the positive rotation mechanism of the sweeping brush comprises a positive rotation driving shaft, two positive rotation driven shafts and a positive rotation conveying belt, the negative rotation mechanism of the sweeping brush comprises a negative rotation driving shaft, two negative rotation driven shafts and a negative rotation conveying belt, the positive rotation driving shaft and the negative rotation driven shafts are arranged at the upper part of the frame of the sweeping machine, the two positive rotation driven shafts and the two negative rotation driving shafts are arranged at the opening at the bottom of the frame of the sweeping machine, the positive rotation conveying belt is sleeved on the positive rotation driving shaft and the two positive rotation driven shafts to form a triangular positive rotation conveying loop, the negative rotation conveying belt is sleeved on the negative rotation driving shaft and the two negative rotation driven shafts to form a triangular negative rotation conveying loop, a plurality of rows of sweeping brushes which are arranged perpendicular to the conveying direction are arranged on the outer surfaces of the positive rotation conveying belt and the negative, the two parts of sweeping brushes penetrate through the bottom of the sweeper frame to be contacted with the ground, and the sweeping brushes on the conveying belt between the forward rotating driving shaft and the forward rotating driven shaft close to the sweeping brush reverse rotating mechanism are contacted with the sweeping brushes on the conveying belt between the reverse rotating driving shaft and the reverse rotating driven shaft close to the sweeping brush forward rotating mechanism to form a garbage clamping and lifting area; the blocking mechanism is arranged above the positive rotation driving shaft and is matched with the sweeping brush passing through; the unloading actuating mechanism cooperation set up in the top of reversal driving shaft, the garbage collection box set up in the bottom of sweeping the floor the non-rubbish centre gripping of brush reversal mechanism and promoting district one side, prevent to follow the corotation driving shaft with rubbish through barrier mechanism and continue the motion to the conveying belt motion that brushes reversal mechanism was gone up to the rubbish drive is continued to follow through the drive of unloading actuating mechanism takes the garbage collection box to.

Technical Field

The invention belongs to the field of environmental sanitation cleaning equipment, and particularly relates to an automatic garbage classification sweeper.

Background

The sweeper is a device capable of automatically sweeping the ground, the sweeper for sweeping urban sanitation generally utilizes a sweeping brush to sweep garbage into a dustbin of the sweeper at present, the sweeper is suitable for a smooth road surface, and if the sweeper bumps into the road surface, the sweeper hardly sweeps the garbage into the dustbin in the whole, a sanitation worker is required to manually sweep the garbage, and the labor intensity of the sanitation worker is increased. Therefore, the applicant of the present patent has studied a sweeper aiming at the problem, however, the problem of garbage classification in the present society is getting more severe, and the problem of garbage classification is not solved by a device capable of realizing automatic garbage classification in the existing sweeper, so that the applicant of the present patent adds a device for automatic garbage classification on the basis of the sweeper to solve the problem of automatic garbage classification.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, the present invention is directed to an automatic sweeper.

Therefore, the invention adopts the following technical scheme: an automatic garbage classification sweeper comprises a sweeper frame and a sweeping mechanism and is characterized by further comprising an automatic garbage classification device, wherein the automatic garbage classification device is connected with a feeding area of the sweeping mechanism and comprises a garbage recycling box, a first rotating shaft, a third rotating shaft and a second rotating shaft, an adsorbable metal scrap recycling area, a magnetic non-adsorbable waste recycling area and a large piece recycling area are sequentially formed in the garbage recycling box, an arc fence filter screen is arranged above the magnetic non-adsorbable waste recycling area and is downwards arranged from the adsorbable metal scrap recycling area to the large piece recycling area, magnetic stripes which are arranged in a plurality of circumferential directions and are parallel to the axial direction of the first rotating shaft are arranged on the outer circumferential surface of the first rotating shaft, a brush retaining piece is arranged on the inner side, close to the first rotating shaft, above the adsorbable metal scrap recycling area, the third rotation axis set up in the below of arc fence filter screen, the outer peripheral face of third rotation axis sets up a plurality of claws of taking off, take off the claw and have and stretch into the extension of arc fence filter screen top, the second rotation axis set up in the top in adsorbable metal fillings recovery area, the outer peripheral face of second rotation axis sets up a plurality of catch bars, magnetism non-adsorbable waste recovery district internal fixation be provided with the rubbish locating lever, the outer peripheral face of rubbish locating lever is provided with a plurality of location teeth that are used for catching on rubbish.

In addition to the above technical solutions, the present invention also includes the following technical features.

The magnetic strip is embedded into a strip-shaped groove arranged on the first rotating shaft; the paw and the positioning rod are both in a bent hook shape, and the paw and the pushing rod are arranged in a staggered mode.

The adsorbable metal chip recovery area, the magnetic non-adsorbable waste recovery area and the large piece recovery area are all formed by drawer type boxes, and openings for the drawer type boxes to come in and go out are formed in the side portions of the garbage recovery box, so that garbage blanking is facilitated; one end of the garbage positioning rod is a free end, and the other end of the garbage positioning rod is movably hinged with the drawer type box body, so that garbage blanking is facilitated.

The second rotation axis be anticlockwise rotation, third rotation axis and first rotation axis be clockwise rotation, and the rotation rate of third rotation axis is greater than the rotation rate of second rotation axis to bring some soft rubbish (leaf, plastic bag etc.) into magnetism unadsorption waste recycling district fast through the third rotation axis in, big piece rubbish (easy open can, cola bottle etc.) is then pushed to in the big piece recycling district by the second rotation axis.

The sweeping mechanism comprises a sweeping brush forward rotation mechanism, a sweeping brush reverse rotation mechanism, a blocking mechanism and a blanking driving mechanism, an installation cavity for installing the sweeping brush forward rotation mechanism and the sweeping brush reverse rotation mechanism is formed in a frame of the sweeping machine, an opening communicated with the installation cavity is formed in the bottom of the frame of the sweeping machine, rollers are installed at the bottoms of two sides of the frame of the sweeping machine, and the sweeping brush forward rotation mechanism and the sweeping brush reverse rotation mechanism are sequentially arranged in the installation cavity of the frame of the sweeping machine from front to back;

the positive rotation mechanism of the sweeping brush comprises a positive rotation driving shaft, two positive rotation driven shafts and a positive rotation conveying belt, the negative rotation mechanism of the sweeping brush comprises a negative rotation driving shaft, two negative rotation driven shafts and a negative rotation conveying belt, the positive rotation driving shaft and the negative rotation driven shafts are arranged at the upper part of the frame of the sweeping machine, the two positive rotation driven shafts and the two negative rotation driving shafts are arranged at the opening at the bottom of the frame of the sweeping machine, the positive rotation conveying belt is sleeved on the positive rotation driving shaft and the two positive rotation driven shafts to form a triangular positive rotation conveying loop, the negative rotation conveying belt is sleeved on the negative rotation driving shaft and the two negative rotation driven shafts to form a triangular negative rotation conveying loop, a plurality of rows of sweeping brushes which are arranged perpendicular to the conveying direction are arranged on the outer surfaces of the positive rotation conveying belt and the negative, the two parts of sweeping brushes penetrate through the bottom of the sweeper frame to be contacted with the ground, and the sweeping brushes on the conveying belt between the forward rotating driving shaft and the forward rotating driven shaft close to the sweeping brush reverse rotating mechanism are contacted with the sweeping brushes on the conveying belt between the reverse rotating driving shaft and the reverse rotating driven shaft close to the sweeping brush forward rotating mechanism to form a garbage clamping and lifting area;

the blocking mechanism is arranged above the positive rotation driving shaft and is matched with the sweeping brush passing through; the unloading actuating mechanism cooperation set up in the top of reversal driving shaft, the garbage collection box set up in the bottom of sweeping the floor the non-rubbish centre gripping of brush reversal mechanism and promoting district one side, prevent to follow the corotation driving shaft with rubbish through barrier mechanism and continue the motion to the conveying belt motion that brushes reversal mechanism was gone up to the rubbish drive is continued to follow through the drive of unloading actuating mechanism takes the garbage collection box to.

The moving direction of the part of the conveying belt between the two positive rotation driven shafts is consistent with that of the sweeper frame, so that garbage can be completely swept away by the sweeper; the part of the conveyer belt between the two positive rotation driven shafts and the part of the conveyer belt between the two negative rotation driven shafts are positioned on the same horizontal plane.

The sweeping brushes on the conveying belt between the forward rotation driving shaft and the forward rotation driven shaft close to the sweeping brush reverse rotation mechanism are in contact with the sweeping brushes on the conveying belt between the reverse rotation driving shaft and the reverse rotation driven shaft close to the sweeping brush forward rotation mechanism to form a horn-shaped garbage clamping and lifting area.

The two sides of the conveying belt on one side of the non-garbage clamping lifting area of the sweeping brush forward rotation mechanism are supported through baffle plates.

The blocking mechanism comprises a filter screen and a filter screen frame for supporting the filter screen, and the filter screen blocks the garbage and drives the garbage through the blanking driving mechanism; the blanking driving mechanism comprises a blanking driving motor, a driving shaft and brushes which are distributed on the driving shaft and matched with the sweeping brushes on the sweeping brush reversing mechanism.

The sweeping brushes are arranged on the barrier strips arranged on the outer surface of the conveying belt at intervals, and steel bars are arranged in the sweeping brushes, so that the sweeping force of the sweeping brushes on garbage is improved.

The diameter of the driving shaft is larger than that of the corresponding driven shaft, and the driving shaft and the driven shaft are connected with the conveying belt through tooth matching.

The front side of the bottom of the sweeper frame is provided with a disc-shaped sweeping brush, and garbage is swept to a conveying belt between two positive rotation driven shafts through the disc-shaped sweeping brush.

The chain is sleeved on the driving shaft and the transmission shaft through gears to form a rotating loop and is driven to rotate through the driving motor, and the forward driving shaft and the reverse driving shaft are matched with the chain through the gears and are respectively arranged on the upper side and the lower side of the chain. The first rotating shaft, the second rotating shaft or the third rotating shaft is driven to rotate by independent driving motors or the same driving mechanism.

The rear side of the sweeper frame is provided with a box door for replacing the garbage bag, and the two sides and the top surface of the sweeper frame are both arranged on the sweeper frame through detachable plates.

When in use, the garbage is discharged from the discharging area of the sweeping mechanism and enters the garbage recycling box, scrap iron in the garbage is firstly adsorbed by the magnetic strip of the first rotating shaft and rotates along with the first rotating shaft, the scrap iron is blocked by the brush blocking piece when passing through the brush blocking piece, and the first rotating shaft has magnetism except the surface of the magnetic strip, the other surfaces are non-magnetic, impurities such as scrap iron and the like are separated from the first rotating shaft and fall to the adsorbable metal scrap recovery area, the residual garbage enters the arc fence filter screen above the magnetic non-adsorbable waste recovery area, at the moment, the third rotating shaft can hook soft impurities (leaves, plastic bags and the like) and small particles and the like in the residual garbage to the magnetic non-adsorbable waste recovery area by virtue of the claw due to quick rotation and is positioned by the positioning teeth of the garbage positioning rod, thereby prevent that rubbish from circling round to arc fence filter screen, guarantee that soft impurity retrieves to the magnetism can not adsorb waste recycling district. The portion of waste is substantially non-recyclable waste. In addition, the rest garbage is generally recoverable garbage such as hard plastic bottles, and the garbage is directly pushed to a large piece recovery area through a second rotating shaft, so that automatic classification is completed, the working efficiency of the sweeper is greatly improved, and manual or subsequent garbage classification steps are omitted.

The invention can achieve the following beneficial effects: 1. according to the automatic garbage sorting device, triple sorting of garbage can be realized, the basic requirements of the existing garbage sorting are completely met, the working efficiency of the sweeper is greatly improved, and manual or subsequent garbage sorting steps are omitted. 2. According to the invention, the sweeping brush on the conveying belt between the forward rotation driven shafts and the forward rotation driven shaft close to the sweeping brush reverse rotation mechanism is in mutual contact with the sweeping brush on the conveying belt between the reverse rotation driving shaft and the reverse rotation driven shaft close to the sweeping brush forward rotation mechanism to form the opening of the garbage clamping and lifting area through the relative movement of the conveying belt between the forward rotation driven shafts and the sweeping brush on the conveying belt between the reverse rotation driven shafts between the two reverse rotation driven shafts, so that the garbage can be completely and completely swept, the sweeping machine is suitable for various environments and uneven pavements, the sweeping efficiency of the sweeping machine is improved, and the labor intensity of sanitation workers needing to manually sweep is reduced.

Drawings

Fig. 1 is a schematic structural view of an automatic garbage sorting device according to the present invention.

Fig. 2 is a schematic view of a front view direction structure of the sweeper of the invention.

Fig. 3 is a schematic view of the internal structure of the sweeping mechanism of the present invention.

Fig. 4 is a schematic side view of the sweeper of the present invention.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings.

As shown in fig. 1 to 4, the invention comprises a sweeper frame 1, a sweeping mechanism and an automatic garbage sorting device, wherein the automatic garbage sorting device comprises an automatic garbage sorting device which is received in a feeding area of the sweeping mechanism, the automatic garbage sorting device comprises a garbage recycling bin 11, a first rotating shaft 114, a second rotating shaft 115 and a third rotating shaft 116, an adsorbable metal scrap recycling area 111, a magnetic non-adsorbable waste recycling area 112 and a large piece recycling area 113 are sequentially formed in the garbage recycling bin, an arc-shaped fence filter screen 120 is arranged above the magnetic non-adsorbable waste recycling area, the arc-shaped fence filter screen is arranged from the adsorbable metal scrap recycling area to the large piece recycling area from top to bottom, a plurality of magnetic strips 117 which are arranged in the circumferential direction and are parallel to the axial direction of the first rotating shaft are arranged on the outer circumferential surface of the first rotating shaft, a brush baffle 118 is arranged above the adsorbable metal scrap recycling area and close to the inner side of the, the third rotation axis set up in the below of arc fence filter screen, the outer peripheral face of third rotation axis sets up a plurality of claws 121 of taking off, take off the claw and have and stretch into the extension of arc fence filter screen top, the second rotation axis set up in the top in adsorbable metal fillings recovery district, the outer peripheral face of second rotation axis sets up a plurality of catch bars 119, magnetism unadsorbed waste recovery district internal fixation be provided with rubbish locating lever 122, the outer peripheral face of rubbish locating lever is provided with a plurality of location teeth 123 that are used for catching on rubbish.

Preferably, the magnetic strip is embedded in a strip-shaped groove arranged on the first rotating shaft; the paw and the positioning rod are both in a bent hook shape, and the paw and the pushing rod are arranged in a staggered mode. In addition, the adsorbable metal chip recovery area, the magnetic non-adsorbable waste recovery area and the large piece recovery area are all formed by drawer type boxes, and openings for the drawer type boxes to enter and exit are formed in the side portions of the garbage recovery box, so that garbage blanking is facilitated; one end of the garbage positioning rod is a free end, and the other end of the garbage positioning rod is movably hinged with the drawer type box body, so that garbage blanking is facilitated.

When rubbish is classified, the second rotation axis is anticlockwise rotation, third rotation axis and first rotation axis be clockwise rotation, and the rotation rate of third rotation axis is greater than the rotation rate of second rotation axis to bring some soft rubbish (leaf, plastic bag etc.) into magnetism unadsorption waste recycling district through the third rotation axis fast, and major possession rubbish (easy open can, cola bottle etc.) is then pushed to in the major possession recovery district by the second rotation axis.

The sweeping mechanism comprises a sweeping brush forward rotation mechanism, a sweeping brush reverse rotation mechanism, a blocking mechanism 2 and a blanking driving mechanism 3, an installation cavity for installing the sweeping brush forward rotation mechanism and the sweeping brush reverse rotation mechanism is formed in the sweeping machine frame 1, an opening communicated with the installation cavity is formed in the bottom of the sweeping machine frame 1, rollers are installed at the bottoms of two sides of the sweeping machine frame 1, and the sweeping brush forward rotation mechanism and the sweeping brush reverse rotation mechanism are sequentially arranged in the sweeping machine frame installation cavity from front to back; the positive rotation mechanism of the sweeping brush comprises a positive rotation driving shaft 4, two positive rotation driven shafts 5 and a positive rotation conveying belt 6, the negative rotation mechanism of the sweeping brush comprises a negative rotation driving shaft 7, two negative rotation driven shafts 8 and a negative rotation conveying belt 9, the positive rotation driving shaft 4 and the negative rotation driving shaft 7 are arranged at the upper part of the sweeping machine frame 1, the two positive rotation driven shafts 5 and the two negative rotation driven shafts 8 are arranged at the bottom opening of the sweeping machine frame 1, the positive rotation conveying belt 6 is sleeved on the positive rotation driving shaft 4 and the two positive rotation driven shafts 5 to form a triangular positive rotation conveying loop, the negative rotation conveying belt 9 is sleeved on the negative rotation driving shaft 7 and the two negative rotation driven shafts 8 to form a triangular negative rotation conveying loop, a plurality of rows of sweeping brushes 10 which are arranged perpendicular to the conveying direction are arranged on the outer surfaces of the positive rotation conveying belt 6, the two parts of sweeping brushes 10 penetrate through the bottom of the sweeper frame 1 to be contacted with the ground, and the sweeping brushes on the conveying belt between the forward rotation driving shaft 4 and the forward rotation driven shaft close to the sweeping brush reverse rotation mechanism are contacted with the sweeping brushes on the conveying belt between the reverse rotation driving shaft 7 and the reverse rotation driven shaft close to the sweeping brush forward rotation mechanism to form a garbage clamping and lifting area 11; the blocking mechanism 2 is arranged above the positive rotation driving shaft 4 and is matched with the sweeping brush passing through; the unloading actuating mechanism 3 cooperates and sets up in the top of reversal driving shaft 7, and garbage collection box 11 sets up in the bottom of sweeping the non-rubbish centre gripping of brush reversal mechanism and promoting district one side, stops rubbish to follow the continuation motion of reversal driving shaft through barrier mechanism 2 to drive through unloading actuating mechanism 3 and continue to follow the conveyer belt motion on the brush reversal mechanism of sweeping the floor with rubbish and take to garbage collection box 11.

Further preferably, the moving direction of the part of the conveyer belt between the two positive rotation driven shafts 5 is consistent with that of the sweeper frame 1, so that garbage can be completely swept away by the sweeper brush; the part of the conveyer belt between the two positive rotation driven shafts 5 and the part of the conveyer belt between the two negative rotation driven shafts 8 are positioned on the same horizontal plane.

Further preferably, the sweeping brush on the conveying belt between the forward rotation driving shaft 4 and the forward rotation driven shaft close to the sweeping brush reverse rotation mechanism is contacted with the sweeping brush on the conveying belt between the reverse rotation driving shaft 7 and the reverse rotation driven shaft close to the sweeping brush forward rotation mechanism to form a horn-shaped garbage clamping and lifting area.

Further preferably, two sides of the conveying belt on one side of the non-garbage clamping and lifting area of the forward rotation mechanism of the sweeping brush are supported by the baffle.

Further preferably, the blocking mechanism 2 comprises a filter screen and a filter screen frame for supporting the filter screen, and the filter screen blocks the garbage and drives the garbage through the blanking driving mechanism; the blanking driving mechanism comprises a blanking driving motor, a driving shaft and a brush which is distributed on the driving shaft and matched with the sweeping brush on the sweeping brush reversing mechanism.

Further preferably, the sweeping brushes 10 are arranged on the barrier strips arranged on the outer surface of the conveying belt at intervals, and steel bars are arranged in the sweeping brushes, so that the sweeping force of the sweeping brushes on garbage is improved.

Further preferably, the diameter of the driving shaft is larger than that of the corresponding driven shaft, and the driving shaft and the driven shaft are connected with the conveying belt through tooth matching.

Further preferably, a disc-shaped sweeping brush 12 is arranged on the front side of the bottom of the sweeper frame 1, and garbage is swept to the conveying belt between the two positive rotation driven shafts 5 through the disc-shaped sweeping brush 12.

Further preferably, the forward rotation driving shaft 4 and the reverse rotation driving shaft 7 are driven to rotate by two driving motors or the same driving mechanism 13, the driving mechanism 13 comprises a driving motor, a driving shaft, a transmission shaft and a chain, the chain is sleeved on the driving shaft and the transmission shaft through a gear to form a rotating loop and is driven to rotate by the driving motor, and the forward rotation driving shaft and the reverse rotation driving shaft are matched with the chain through the gear and are respectively arranged on the upper side and the lower side of the chain.

Further preferably, a box door for replacing the garbage bag is arranged on the rear side of the sweeper frame 1, and two sides and the top surface of the sweeper frame 1 are both mounted on the sweeper frame 1 through detachable plates.