CN218436837U - Cleaning vehicle - Google Patents

Abstract

The application discloses motor sweeper relates to and cleans equipment technical field. The sweeping vehicle comprises a vehicle body, a rolling sweeping device, a garbage conveying device, a first fan and a first filter, wherein the vehicle body is provided with a containing box and a garbage can, at least part of the rolling sweeping device and the garbage conveying device is located in the containing box, the rolling sweeping device is connected with the garbage conveying device, the rolling sweeping device is provided with a first opening, the first opening is communicated with a garbage inlet end of the garbage conveying device, a garbage outlet end of the garbage conveying device is communicated with the garbage can, the first filter and the first fan are arranged on the vehicle body, a first inlet of the first filter is communicated with the containing box, a second inlet of the first filter is communicated with the garbage can, and an outlet of the first filter is communicated with an air inlet of the first fan. Above-mentioned scheme can be solved among the correlation technique, and the dust in the motor sweeper overflows the problem that causes environmental pollution in to the external environment through the assembly gap of motor sweeper.

Description

Cleaning vehicle

Technical Field

This application belongs to and cleans equipment technical field, concretely relates to motor sweeper.

Background

The sweeper is a sweeping device integrating road surface sweeping, garbage recycling and transporting. The sweeper is provided with a rolling sweeping device, a garbage conveying device and a garbage can, wherein the rolling sweeping device rolls up garbage on the ground, the rolled garbage enters the rolling sweeping device and then enters the garbage conveying device, and the rolled garbage enters the garbage can through the garbage conveying device to complete the garbage sweeping operation.

The motor sweeper has the case that holds that is used for the splendid attire to roll to sweep device and rubbish conveyor, rubbish contains more dust, rubbish probably has the dust to spill over to holding in the case rolling the in-process of sweeping device and rubbish conveyor removal, spill over to holding in the case the dust probably spills over to the atmosphere through the assembly gap of motor sweeper, rubbish in the dustbin also can spill over to the atmosphere through the assembly gap of motor sweeper, cause environmental pollution, also make the cleaning effect of motor sweeper relatively poor.

SUMMERY OF THE UTILITY MODEL

The purpose of this application embodiment provides a motor sweeper, can solve the correlation technique in, the dust in the motor sweeper spills over to the problem that causes environmental pollution in the external environment through the assembly gap of motor sweeper.

In order to solve the technical problem, the present application is implemented as follows:

the application provides a motor sweeper, including the automobile body, roll and sweep device, rubbish conveyor, first fan and first filter, wherein:

the vehicle body is provided with a garbage can and a containing box, at least parts of the rolling sweeping device and the garbage conveying device are positioned in the containing box, the rolling sweeping device is connected with the garbage conveying device, the rolling sweeping device is provided with a first opening, the first opening is communicated with a garbage inlet end of the garbage conveying device, and a garbage outlet end of the garbage conveying device is communicated with the garbage can;

the first filter and the first fan are arranged on the vehicle body, a first inlet of the first filter is communicated with the containing box, a second inlet of the first filter is communicated with the garbage can, and an outlet of the first filter is communicated with an air inlet of the first fan.

In this application embodiment, the motor sweeper is when cleaning the operation, first fan is to holding case and dustbin suction, the air that carries the dust in holding case and the dustbin at first passes through first filter, the dust is adsorbed on first filter, filter comparatively clean air admission first fan behind the dust and discharged by first fan, reduce the dust content in the air of discharging to the external environment in, and can reduce the dust content who holds in case and the dustbin through above-mentioned process, alleviate the problem that the dust that holds in case and the dustbin spills over to the external environment from the assembly gap of automobile body in. Therefore, the problem that in the related art, dust in the sweeper overflows to the external environment through the assembly gap of the sweeper to cause environmental pollution can be solved.

Drawings

FIG. 1 is a schematic structural diagram of a sweeper truck disclosed in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a rotary suction device disclosed in an embodiment of the present application;

FIG. 3 is a front view of a rotary suction device as disclosed in an embodiment of the present application;

FIG. 4 is an assembly view of the base, circular track, rotating disk, and second telescoping structure disclosed in an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a base and a circular track disclosed in an embodiment of the present application;

FIG. 6 is an assembly view of the barrel, vane, first motor and support bracket disclosed in an embodiment of the present application;

FIG. 7 is a schematic structural diagram of a rolling sweeping device and a garbage conveying device disclosed in an embodiment of the present application;

FIG. 8 is a schematic view of a connecting structure of a rolling brush casing and a first baffle plate, which is disclosed in the embodiment of the present application;

FIG. 9 is a schematic structural diagram of a rolling brush casing disclosed in an embodiment of the present application;

FIG. 10 is a schematic view of another angular brush housing according to an embodiment of the present disclosure;

fig. 11 is a sectional view (the cutting direction is perpendicular to the axial direction of the rotating shaft) of the roll brush housing disclosed in the embodiment of the present application.

Description of the reference numerals:

100-vehicle body, 110-containing box, 120-dustbin,

200-rolling sweeping device, 210-rolling brush, 211-brush hair, 212-rotating shaft, 220-rolling brush casing, 221-first opening, 222-second opening, 223-top plate, 224-first side plate, 2241-second avoidance hole, 225-second side plate, 226-second baffle plate, 230-first baffle plate, 231-bracket, 240-moving structural part, 241-moving plate, 242-fastener, 242-rotating shaft, 220-rolling brush casing, and,

300-a garbage conveying device,

400-a first fan,

500-a first filter,

600-rotary suction device, 611-barrel part, 612-blade, 613-first motor, 614-support frame, 620-rotary support frame, 621-support frame body, 6211-clamping space, 622-rotary disk, 6221-clamping bulge, 630-first telescopic structural part, 640-circular track, 641-circular disk, 642-retainer ring, 650-second telescopic structural part, 660-rolling part, 670-base, 671-lug plate, 680-rotary connecting part,

710-first negative pressure tube, 720-second negative pressure tube, 730-third negative pressure tube,

800-sweeping disc, 810-sweeping brush, 820-sweeping brush cover shell,

910-a first flow guide part, 920-a second flow guide part,

1000-mounting rack,

1100-support arm,

1200-hydraulic oil cylinder,

1300-a dust suction mechanism, 1310-a second fan, 1320-an exhaust pipe, 1330-a fourth negative pressure pipe, 1340-a second filter,

1400-mounting beam,

a-a first axis of rotation, b-a second axis of rotation.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived from the embodiments in the present application by a person skilled in the art, are within the scope of protection of the present application.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

Referring to fig. 1 to 11, a sweeper disclosed in the present embodiment includes a sweeper body 100, a rolling sweeping device 200, a garbage conveying device 300, a first fan 400, and a first filter 500.

The vehicle body 100 is provided with a containing box 110 and a garbage box 120, the garbage box 120 and the containing box 110 can be distributed along the advancing direction of the sweeper, the containing box 110 is used for containing the rolling sweeping device 200 and the garbage conveying device 300, at least parts of the rolling sweeping device 200 and the garbage conveying device 300 are located in the containing box 110, the containing box 110 can be provided with a first avoiding hole, and the bottom of the rolling sweeping device 200 can extend out of the containing box 110 through the first avoiding hole so as to clean the garbage on the road surface.

The rolling sweeping device 200 is connected with the garbage conveying device 300, the rolling sweeping device 200 is provided with a first opening 221, the first opening 221 is communicated with the garbage inlet end of the garbage conveying device 300 so that the garbage rolled up by the rolling sweeping device 200 can enter the garbage conveying device 300, and the garbage outlet end of the garbage conveying device 300 is communicated with the garbage bin 120 so that the garbage in the garbage conveying device 300 can enter the garbage bin 120.

The first filter 500 and the first fan 400 are disposed on the vehicle body 100, a first inlet of the first filter 500 is communicated with the accommodating box 110, a second inlet of the first filter 500 is communicated with the garbage can 120, and an outlet of the first filter 500 is communicated with an air inlet of the first fan 400. The first filter 500 has a filter element, such as a screen, therein for filtering dust.

The first filter 500 may be provided to the vehicle body 100 by means of bonding, screwing, or the like, and the first fan 400 may be provided to the vehicle body 100 or the first filter 500 by means of bonding, screwing, or the like. The first fan 400 may be electrically connected to a power supply device of the sweeper truck to supply power to the first fan 400, but the first fan 400 may also be provided with a power supply device independent of the power supply device of the sweeper truck.

After the first fan 400 is turned on, the first fan 400 sucks the accommodating box 110 and the trash box 120, so that the air in the accommodating box 110 and the trash box 120 carries dust to move towards the direction of the air inlet of the first fan 400, the air in the accommodating box 110 firstly enters the first filter 500 through the first inlet, the air in the trash box 120 firstly enters the first filter 500 through the second inlet, after entering the first filter 500, the first filter 500 adsorbs the dust in the air, the air with the dust filtered out enters the first fan 400 through the outlet of the first filter 500 and the air inlet of the first fan 400, and is discharged to the external environment through the air outlet of the first fan 400.

In this application embodiment, the motor sweeper is when cleaning the operation, first fan 400 is to holding case 110 and dustbin 120 and sucking, the air that holds carrying the dust in case 110 and dustbin 120 at first passes through first filter 500, the dust is adsorbed on first filter 500, the cleaner air that filters out after the dust gets into first fan 400 and is discharged by first fan 400, reduce the dust content in the air of discharging to the external environment, and can reduce the dust content who holds in case 110 and dustbin 120 through above-mentioned process, alleviate the problem that the dust that holds in case 110 and dustbin 120 spills over to the external environment from the assembly gap of automobile body 100 in the external environment. Therefore, the problem that in the related art, dust in the sweeper overflows to the external environment through the assembly gap of the sweeper to cause environmental pollution can be solved.

The space that holds case 110 is great, if first fan 400 draws holding case 110 along a direction all the time, forms the suction blind area easily, and the dust of suction blind area is difficult along with air flow, influences the suction effect to the dust in holding case 110.

In order to solve the above problem, in the embodiment of the present application, the sweeper truck may further include a rotary suction device 600, the rotary suction device 600 is provided in the accommodating case 110, the rotary suction device 600 may include a cylinder 611, the second port of the cylinder 611 may be connected to the first inlet through the first suction pipe 710, the cylinder 611 may be rotated about a first rotation axis a, and the cylinder 611 may be rotated about a second rotation axis b to change an orientation of the first port of the cylinder 611, the first rotation axis a is perpendicular to the second rotation axis b, and the first rotation axis a and the second rotation axis b are both perpendicular to an axis of the cylinder 611. In this case, the rotation of the barrel 611 in the accommodating box 110 can change the orientation of the first port of the barrel 611, so that the first fan 400 can suck the accommodating box 110 in multiple directions, thereby eliminating a suction blind area and improving the suction effect on dust in the accommodating box 110.

The rotary suction device 600 may be provided at an upper portion of the receiving box 110, and the first negative pressure pipe 710 may be a flexible pipe, such as a hose, capable of bending and deforming. The first negative pressure pipe 710 and the first inlet of the first filter 500 may be connected by a clamp, and the first negative pressure pipe 710 and the barrel 611 may also be connected by a clamp, however, the first negative pressure pipe 710 and the first filter 500 and the barrel 611 may be connected by other methods, which is not limited in this application.

The rotary suction device 600 has various structures, and in an alternative embodiment, the rotary suction device 600 may include a rotary bracket 620, the rotary bracket 620 may be provided with a second motor, and the cylinder 611 may be provided at an output shaft of the second motor, in such a structure, an axis of the output shaft of the second motor coincides with a second rotation axis b, so that the second motor drives the cylinder 611 to rotate around the second rotation axis b, and the rotary bracket 620 may be rotatably provided in the accommodating case 110 by a third motor, in such a structure, an axis of the output shaft of the third motor coincides with a first rotation axis a, so that the third motor drives the rotary bracket 620 and the cylinder 611 provided on the rotary bracket 620 to rotate around the first rotation axis a.

In another alternative embodiment, the rotary suction device 600 may further include a rotary bracket 620 and a first telescopic structure 630, the barrel 611 is rotatably disposed on the rotary bracket 620, a first end of the first telescopic structure 630 is rotatably disposed on the rotary bracket 620, a second end of the first telescopic structure 630 is rotatably connected to the barrel 611, the first telescopic structure 630 can be extended and contracted to drive the barrel 611 to rotate around a first rotation axis a, and the rotation axes of the barrel 611 and the rotary bracket 620 are the first rotation axis a. This structure can enhance the assembling stability of the cylinder 611 and the rotating bracket 620. The first telescopic structure 630 may be a cylinder or an electric telescopic rod, or other structures with telescopic function, and the application does not limit the specific structure of the first telescopic structure 630.

The rotating bracket 620 may have a supporting plate, a first supporting rod and a second supporting rod, the first supporting rod and the second supporting rod are both vertically disposed on the supporting plate, the tubular member 611 may be rotatably connected to the first supporting rod through a rotating connector 680, an axis of the rotating connector 680 coincides with the first rotating axis a, the rotating connector 680 may be a pin, the first end of the first telescopic structural member 630 may also be rotatably connected to the second supporting rod through a pin or a bolt set, and the second end of the first telescopic structural member 630 may be rotatably connected to the tubular member 611 through a pin or the like.

In order to further enhance the installation stability of the tubular part 611, the number of the first support rods and the number of the second support rods may be two, the two first support rods are rotatably connected to the two opposite sides of the tubular part 611, the number of the first telescopic structural members 630 may also be two, the first ends of the two first telescopic structural members 630 are rotatably connected to the two second support rods respectively, and the second ends of the two first telescopic structural members 630 are rotatably connected to the two opposite sides of the tubular part 611.

The rotary suction device 600 may further include a circular track 640 and a second telescopic structure 650, the circular track 640 may be fixedly disposed on a wall of the accommodating box 110 through a base 670, the rotating support 620 may be provided with a rolling element 660, the rolling element 660 may be rotatably connected to the rotating support 620, the rolling element 660 is in rolling fit with the circular track 640, and the rolling element 660 rolls in the circular track 640 to drive the rotating support 620 to rotate in the circular track 640, a first end of the second telescopic structure 650 may be rotatably connected to the circular track 640, a second end of the second telescopic structure 650 may be rotatably connected to the rotating support 620, the second telescopic structure 650 can drive the rotating support 620 to drive the cylindrical element 611 to rotate around a second rotation axis b, and the second rotation axis b coincides with an axis of the circular track 640. In this case, the rotational support 620 and the circular rail 640 have good assembling stability, and the cylindrical member 611 has good mounting stability.

The circular track 640 and the rolling element 660 may have various structures, in a feasible scheme, the circular track 640 may include a circular disc 641 and a retaining ring 642 protruding from an edge of the circular disc 641, the rolling element 660 may include two steering wheels, the two steering wheels respectively abut against opposite inner walls of the retaining ring 642, and the steering wheels roll on the circular disc 641 to drive the rotating bracket 620 to rotate along the retaining ring 642, which facilitates the assembly and disassembly of the rolling element 660 and the circular track 640.

In another feasible scheme, the rolling member 660 may also include a plurality of balls, the plurality of balls may be disposed at intervals on the rotating bracket 620, each ball is rotatably disposed on the rotating bracket 620, an annular groove may be disposed on the circular track 640, at least a portion of each ball extends into the annular groove and can roll along the annular groove to drive the rotating bracket 620 to rotate around the second rotation axis b, and in such a structure, the assembly stability of the rolling member 660 and the circular track 640 is better.

The base 670 may be provided with an ear plate 671, the first end of the second telescopic structure 650 may be rotatably connected to the ear plate 671 by a pin or the like, the second end of the second telescopic structure 650 may be rotatably connected to the rotating bracket 620 by a pin or the like, and when the rolling member 660 includes two steering wheels, the second end of the second telescopic structure 650 and the two steering wheels may be distributed in a triangular shape, so as to enhance the assembling stability of the rotating bracket 620 and the circular track 640.

When overhauing rolling member 660, need demolish runing rest 620 and rolling member 660 from circular track 640, invert runing rest 620 and tube-shape spare 611 for rolling member 660 faces up, makes the staff can overhaul rolling member 660, however, because tube-shape spare 611 is the tubular structure, is unfavorable for stably placing, and then is unfavorable for the staff to overhaul rolling member 660.

For this reason, runing rest 620 can include support body 621 and rolling disc 622, support body 621 is rotationally located to tube-shaped piece 611, support body 621 is also rotationally located to the first end of first telescopic structure 630, one in support body 621 and the rolling disc 622 is equipped with joint arch 6221, joint space 6211 has been seted up to the other, joint space 6211 can be joint hole or joint groove, joint arch 6221 cooperates with joint space 6211 joint, be convenient for the dismouting of support body 621 and rolling disc 622, of course, in order to promote the installation stability of support body 621 and rolling disc 622, the quantity of joint arch 6221 and joint space 6211 can be a plurality ofly.

Under this condition, support body 621 and rolling disc 622 are the components of a whole that can function independently structure, and tube-shaped spare 611 locates on support body 621, when overhauing rolling member 660, can split support body 621 and rolling disc 622 earlier, then invert rolling disc 622 and overhaul rolling member 660, and rolling disc 622 is flat structure, can place steadily subaerial, is convenient for overhaul rolling member 660.

In order to improve the efficiency of sucking the air and dust in the accommodating box 110, a blade 612 may be disposed in the cylinder 611, the blade 612 may be rotatably disposed in the cylinder 611, and the rotation of the blade 612 may drive the air in the accommodating box 110 to move along the direction from the first port to the second port of the cylinder 611, that is, drive the air to flow with the dust toward the direction close to the air inlet of the first fan 400. In this case, the rotation of the blades 612 can increase the flow speed of the air in the accommodating box 110 toward the first fan 400, thereby improving the suction efficiency of the accommodating box 110 by the first fan 400.

A support frame 614 may be disposed inside the cylindrical member 611, a first motor 613 may be disposed on the support frame 614, and an output shaft of the first motor 613 may be connected to the blade 612, so that the first motor 613 drives the blade 612 to rotate.

In the above solution, the rolling sweeping device 200 can only sweep the garbage below the vehicle body 100, in order to increase the sweeping range of the sweeper, the sweeper may further include a sweeping disk 800, along the traveling direction of the sweeper, the sweeping disk 800 may be located upstream of the rolling sweeping device 200, the projection of the vehicle body 100 in the vertical direction is a first projection, the projection of the sweeping disk 800 in the vertical direction is a second projection, and at least a part of the second projection is located outside the first projection. In this case, the sweeping plate 800 can sweep the garbage out of the range directly under the sweeper truck to the position directly under the sweeper truck 100, and the garbage swept to the position directly under the sweeper truck can be rolled into the garbage conveying device 300 by the rolling device 200, so that the sweeping range of the sweeper truck is expanded.

When the sweeping disc 800 is used for sweeping, a large amount of dust can be lifted, and the lifted dust is easy to fly in the external environment to cause environmental pollution, thereby affecting the driving safety and the sweeping effect of the sweeper.

In order to solve the above problem, in the embodiment of the present application, the sweeping tray 800 may include a sweeping brush 810 and a sweeping brush housing 820, the sweeping brush 810 is rotatably connected to the vehicle body 100, the sweeping brush housing 820 is fixedly connected to the vehicle body 100, the sweeping brush housing 820 houses the sweeping brush 810, and the bottom of the sweeping brush 810 extends out of the sweeping brush housing 820, the sweeping brush 810 may rotate relative to the sweeping brush housing 820 to sweep the garbage on the road surface, the sweeping vehicle further includes a third negative pressure pipe 730, a first end of the third negative pressure pipe 730 is connected to the sweeping brush housing 820 and is communicated with the external environment, a second end of the third negative pressure pipe 730 is communicated with the garbage bin 120, and a second end of the third negative pressure pipe 730 may be located at an upper portion of the garbage bin 120.

When the sweeper is used for sweeping, the first fan 400 is started to enable the interior of the dustbin 120 to present a negative pressure environment, the first end of the third negative pressure pipe 730 communicated with the dustbin 120 has suction force, dust thrown up by the rotation of the sweeping disc 800 can be sucked into the third negative pressure pipe 730 and enters the dustbin 120 through the third negative pressure pipe 730, the dust thrown up by the sweeping disc 800 is prevented from flying in the external environment to cause environmental pollution, and the sweeping effect of the sweeper can be enhanced.

The quantity of sweeping the dish 800 can be a plurality of, correspondingly, the quantity of third negative pressure pipe 730 also can be a plurality of, and third negative pressure pipe 730 links to each other with sweeping the dish 800 one-to-one, the first end of third negative pressure pipe 730 can pass through structures such as jump ring connection on the brush housing 820, also can the bonding fix on brush housing 820, the second end of third negative pressure pipe 730 can the joint be on the third mounting hole that is used for installing third negative pressure pipe 730 of dustbin 120, of course, also can adopt other modes to install third negative pressure pipe 730, this application does not do the restriction to the mounting means of third negative pressure pipe 730.

The sweeper may further include a second negative pressure pipe 720, a first end of the second negative pressure pipe 720 may be in communication with the second inlet of the first filter 500, and a second end of the second negative pressure pipe 720 may extend into the dustbin 120, such that the second inlet of the first filter 500 is in communication with the dustbin 120 through the second negative pressure pipe 720. Alternatively, a first end of the second negative pressure pipe 720 may be connected to the second inlet of the first filter 500 by a clip, etc., a second end of the second negative pressure pipe 720 may be snapped into a second mounting hole of the trash can 120 for mounting the second negative pressure pipe 720, and a second end of the second negative pressure pipe 720 may be located at an upper portion of the trash can 120.

The sweeper can further comprise a first flow guide member 910 and a second flow guide member 920, the first flow guide member 910 can be arranged between the garbage outlet end and the second end of the second negative pressure pipe 720, the first flow guide member 910 is used for enabling garbage output from the garbage outlet end to move to the bottom of the garbage can 120, the second flow guide member 920 is arranged between the second end of the third negative pressure pipe 730 and the second end of the second negative pressure pipe 720, and the second flow guide member 920 is used for enabling garbage output from the second end of the third negative pressure pipe 730 to move to the bottom of the garbage can 120. In this case, it can be avoided that garbage output through the garbage outlet end or garbage output through the third negative pressure pipe 730 is directly sucked into the second port of the second negative pressure pipe 720, resulting in the second negative pressure pipe 720 being blocked by garbage.

In the above scheme, the rolling sweeping device 200 is used for rolling up the garbage on the ground, and the rolling sweeping device 200 may include a rolling brush 210, a rolling brush housing 220, and a first baffle 230, wherein:

the round brush housing 220 has a containing cavity, at least part of the round brush 210 is arranged in the containing cavity, the round brush 210 and the round brush housing 220 are in rotatable fit, the containing box 110 is provided with a first avoiding hole, the bottom of the round brush housing 220 extends out of the containing box 110 through the first avoiding hole, the bottom of the round brush housing 220 is provided with a second opening 222, the bottom of the round brush 210 can extend out of the round brush housing 220 through the second opening 222, the first opening 221 is communicated with the containing cavity, the round brush housing 220 is connected with the garbage conveying device 300, and is communicated with the garbage conveying device 300 through the first opening 221.

The first baffle 230 is connected to the rolling brush housing 220 and located in the accommodating cavity, the first baffle 230 is disposed adjacent to the first opening 221, and the first baffle 230 is used for shielding the garbage rolled up by the rolling brush 210, so that the garbage rolled up by the rolling brush 210 falls into an area between the first opening 221 and the rolling brush 210. Optionally, the first baffle 230 may be made of rubber, wood, or steel, and certainly, the first baffle 230 may also be made of other materials, which is not limited in this application.

An included angle between a plane where the first baffle 230 is located and a horizontal plane may be an acute angle, a first end of the first baffle 230 may be adjacent to the first opening 221 and be disposed adjacent to the top end of the rolling brush housing 220, a second end of the first baffle 230 extends toward a direction close to the rolling brush 210, during the rotation of the rolling brush 210, a part of the garbage rolled up by the rolling brush 210 is thrown out of the first opening 221 and enters the garbage conveying device 300, and a part of the garbage is blocked by the first baffle 230 and cannot continue to rotate with the rolling brush 210, and falls into an area of the first opening 221 opposite to the rolling brush 210, so that the part of the garbage can enter the garbage bin 120 through the first opening 221.

In this case, a part of the garbage rolled up by the rolling brush 210 is thrown out of the first opening 221 and enters the garbage conveying device 300, a part of the garbage is thrown onto the first baffle 230 by the rolling brush 210, falls into an area of the first opening 221 opposite to the rolling brush 210 through the rebounding of the first baffle 230, and enters the garbage conveying device 300 through the first opening 221, and the garbage which is not blocked by the first baffle 230 can be blocked by the rolling brush housing 220 and rotates to a position corresponding to the first opening 221 again along with the rolling brush 210 until the garbage enters the garbage conveying device 300, so that the problem that the garbage splashes onto the road surface and the road surface needs to be cleaned for the second time is avoided.

Alternatively, the first baffle 230 may be directly connected to the inside of the rolling brush casing 220 by screws, or the rolling brush device 200 may further include a bracket 231, the bracket 231 may be welded and fixed to the inner wall of the rolling brush casing 220, and the first baffle 230 may be connected to the bracket 231 by screws.

The rolling brush 210 rotates to roll the garbage into the rolling brush housing 220, a large amount of dust is contained in the garbage, larger garbage can be blocked by the first baffle 230 to fall into the area where the first opening 221 is opposite to the rolling brush 210, and enters the garbage can 120 through the first opening 221, dust particles are smaller and are not easily blocked by the first baffle 230, therefore, the dust rotates along with the rolling brush 210 and can fly away in the rolling brush housing 220, the dust flying in the rolling brush housing 220 can enter the accommodating box 110 through the assembly gap of the rolling device 200, the accommodating box 110 is larger in size, and the difficulty in sucking the dust in the accommodating box 110 is higher.

For this purpose, the sweeper truck may further include a dust suction mechanism 1300, the dust suction mechanism 1300 may include a second fan 1310, a fourth negative pressure pipe 1330 and a second filter 1340, a first end of the fourth negative pressure pipe 1330 may be communicated with the receiving cavity, a second end of the fourth negative pressure pipe 1330 may be communicated with an air inlet of the second fan 1310, an air outlet of the second fan 1310 may be communicated with the receiving box 110, of course, the air outlet of the second fan 1310 may also extend out of the body 100 through the exhaust pipe 1320 and be communicated with the outside of the body 100, the second filter 1340 is disposed on a passage formed by the fourth negative pressure pipe 1330 and the air inlet of the second fan 1310, and the first end of the fourth negative pressure pipe 1330 may be located on a side of the first baffle 230 facing away from the first opening 221, and under the blocking effect of the first baffle 230 on larger garbage, the problem that the larger garbage is sucked into the fourth negative pressure pipe 1330 may be alleviated.

The second filter 1340 has a filter element, such as a screen, capable of adsorbing dust. Optionally, a second filter 1340 may be disposed at an air inlet of the second blower 1310, the second filter 1340 may also be disposed at a second end of the fourth negative pressure pipe 1330, the second filter 1340 may also be disposed in the fourth negative pressure pipe 1330, and the second filter 1340 may also be disposed at a first end of the fourth negative pressure pipe 1330, where the specific location of the second filter 1340 is not limited in this application. The second fan 1310 may be electrically connected to a power supply device of the sweeper truck to supply power to the second fan 1310, and of course, the second fan 1310 may be provided with a power supply device other than the power supply device independent of the sweeper truck. The dust suction mechanism 1300 may be connected to the wall of the receiving box 110 by a mounting beam 1400.

When cleaning operation is performed, the rolling brush 210 rotates to draw a large amount of dust into the rolling brush housing 220, the dust particles are small and are not easily blocked by the first baffle 230, therefore, the dust rotates along with the rolling brush 210 and is scattered in the rolling brush housing 220, the second fan 1310 is started to draw air in the accommodating chamber, the dust in the accommodating chamber is further drawn out along with the air, the air carrying the dust firstly passes through the second filter 1340, the dust is adhered to the second filter 1340, and then the second fan 1310 discharges relatively clean air into the accommodating box 110 or out of the vehicle body 100.

The rolling brush casing 220 has various structures, and in a possible scheme, the rolling brush casing 220 may include a top plate 223, a first side plate 224 and a second side plate 225, the top plate 223 may be disposed opposite to the second opening 222, the number of the first side plates 224 may be two, the two first side plates 224 may be respectively connected to two opposite ends of the top plate 223, the second side plate 225 is disposed opposite to the first opening 221, and the second side plate 225 is respectively connected to the top plate 223 and the two first side plates 224 to form a receiving cavity. Alternatively, the top plate 223 may be disposed horizontally, the two first side plates 224 may be disposed vertically to the top plate 223, and the second side plate 225 may be a curved surface structure, and the curvature of the curved surface is matched with the outer surface of the rolling brush 210.

When the sweeper performs sweeping operation, if the rolling brush casing 220 is directly contacted with the road surface, the rolling brush casing 220 may be worn, for this reason, the two first side plates 224 may be connected with a first rubber layer, the bottom surface of the first rubber layer may protrude from the bottom surface of the first side plate 224, that is, the distance between the first rubber layer and the road surface is smaller than the distance between the first side plate 224 and the road surface, and the bottom of the second side plate 225 may have a second rubber layer. In this case, the arrangement of the first rubber layer and the second rubber layer can prevent the rolling brush casing 220 from directly rubbing with the road surface, thereby protecting the rolling brush casing 220.

Alternatively, the first rubber layer may be attached to the first side plate 224 by means of a screw connection. Optionally, the second side plate 225 may be made of rubber, so that a second rubber layer is formed on the bottom surface of the second side plate 225, the second side plate 225 may also be made of metal, and the second rubber layer may be connected to the bottom of the second side plate 225 through screws.

In order to further protect the rolling brush casing 220, the rolling broom device 200 may further include two movable structural members 240, the two movable structural members 240 may be respectively movably disposed on the two first side plates 224, a moving direction of the movable structural members 240 is the same as a traveling direction of the sweeping vehicle, and the first rubber layer may be disposed at the bottom of the movable structural members 240, such that the first rubber layer is connected to the bottom of the first side plate 224 through the movable structural members 240, and a bottom surface of the first rubber layer protrudes from a bottom surface of the first side plate 224. Under the condition, when the motor sweeper runs into a road block, the road block collides with the movable structural part 240, so that the rolling brush housing 220 is prevented from directly colliding with the road block to cause the rolling brush housing 220 to be damaged, and when the motor sweeper runs into the road block, the movable structural part 240 moves relative to the rolling brush housing 220 to play a certain buffering role, so that the movable structural part 240 is protected.

Specifically, the moving structure 240 may include a moving plate 241 and a fastening element 242, the moving plate 241 may be provided with a long hole, an extending direction of the long hole may be the same as a traveling direction of the sweeper truck, the fastening element 242 may be a bolt, the rolling brush housing 220 may be provided with a through hole, the fastening element 242 passes through the long hole and the through hole and is connected to the rolling brush housing 220, the fastening element 242 is in a unscrewed state, so that the moving plate 241 may move in the traveling direction of the sweeper truck relative to the rolling brush housing 220, and the first rubber layer may be disposed at the bottom of the moving plate 241 by a screw.

To further protect the moving structure 240, the length of the elongated hole in the vertical direction may be greater than the length of the fastening member 242 in the vertical direction, that is, the wall of the elongated hole in the vertical direction may form a gap with the fastening member 242, so that the moving plate 241 can move in the vertical direction relative to the roller brush housing 220, so as to further avoid the roadblock from damaging the moving structure 240.

In the above solution, the roll brush casing 220 is formed by connecting a top plate 223, two first side plates 224 and a second side plate 225, and the top plate 223, the two first side plates 224 and the second side plate 225 may be fixedly connected by welding.

In another alternative embodiment, the top plate 223 and the two first side plates 224 may be fixedly connected by welding, the second side plate 225 may be connected with the top plate 223 and the two first side plates 224 by screws, so that the second side plate 225 is detachably connected with the top plate 223 and the second side plate 225 is detachably connected with the first side plates 224. Under this kind of structure, tear down second curb plate 225 and can clear up the rubbish of adhesion on round brush 210, convenient and fast compares in needs split round brush 210 and round brush housing 220, takes out the technical scheme of the rubbish of adhesion on the clearance round brush 210 with round brush 210 in following round brush housing 220, and the technical scheme of this application can reduce the clearance degree of difficulty of the rubbish of adhesion on the round brush 210.

The rolling brush 210 may include a rotating shaft 212 and bristles 211, the bristles 211 are disposed on the rotating shaft 212 along a circumferential direction of the rotating shaft 212, and the bristles 211 extend in a direction away from the rotating shaft 212, so as to improve a cleaning effect of the rolling brush device 200, the bristles 211 at the bottom of the rolling brush 210 may extend out of the rolling brush housing 220, but in this case, when the sweeping vehicle does not work, the bristles 211 are bent and stacked on a road surface, and the long-term bending and stacking on the road surface may affect the cleaning effect of the rolling brush 210.

In order to solve the above problem, in the embodiment of the present application, the rotating shaft 212 may be movably engaged with the rolling brush housing 220 to switch the rolling brush 210 between a first position in which the bottom of the rolling brush 210 extends out of the rolling brush housing 220 through the second opening 222 to roll up the garbage on the road surface by the brush hairs 211 and a second position in which the bottom of the rolling brush 210 is retracted into the rolling brush housing 220 through the second opening 222. Under the condition that the sweeper does not work, the bottom of the rolling brush 210 can be retracted into the rolling brush housing 220, the bristles 211 at the bottom of the rolling brush 210 are not in contact with the road surface, the bristles 211 can be prevented from being bent, and the sweeping effect of the rolling brush 210 can be further ensured.

In order to realize the movement of the rolling brush 210, the two ends of the rolling brush housing 220 may be provided with second avoiding holes 2241, and the two ends of the rotating shaft 212 extend out of the rolling brush housing 220 through the second avoiding holes 2241.

The rolling sweeping device 200 may include a mounting frame 1000, a support arm 1100 and a hydraulic cylinder 1200, the mounting frame 1000 is used for being fixedly connected to a wall of the accommodating box 110, one end of the support arm 1100 is rotatably connected to the mounting frame 1000, the other end of the support arm 1100 is rotatably connected to the rotating shaft 212, so that the rolling brush 210 can rotate, one end of the hydraulic cylinder 1200 is rotatably connected to the mounting frame 1000, the other end of the hydraulic cylinder 1200 is rotatably connected to the support arm 1100, and the extension or shortening of the hydraulic cylinder 1200 can drive the support arm 1100 and the rotating shaft 212 to move relative to the rolling brush housing 220, thereby realizing switching between the first position and the second position. In this case, the roller brush 210 is rotatably connected to the wall of the accommodating box 110 through the arm 1100 and the mounting bracket 1000, so that the roller brush 210 is rotatably engaged with the roller brush casing 220, and the roller brush 210 moves by the extension and contraction of the hydraulic cylinder 1200.

In the event that it is desired to retract the bottom of the roller brush 210 into the roller brush housing 220, the hydraulic cylinder 1200 is controlled to extend, and the hydraulic cylinder 1200 extends to drive the end of the arm 1100 connected to the shaft 212 to raise the roller brush 210, thereby retracting the bottom of the roller brush 210 into the roller brush housing 220. When the bottom of the rolling brush 210 needs to extend out of the rolling brush casing 220, the hydraulic cylinder 1200 is controlled to shorten, and the hydraulic cylinder 1200 shortens and drives the end of the support arm 1100 connected with the rotating shaft 212 to descend, so that the rolling brush 210 descends, and the bottom of the rolling brush 210 extends out of the rolling brush casing 220.

Optionally, the support arm 1100 may be rotatably connected to the mounting bracket 1000 through a structure such as a pin, and the other end of the support arm 1100 may be rotatably connected to the rotating shaft 212 through a bearing, and certainly, may also be rotatably connected through other manners, which is not limited in this application, and the hydraulic cylinder 1200 may be rotatably connected to the mounting bracket 1000 through a pin, and the hydraulic cylinder 1200 may also be rotatably connected to the support arm 1100 through a pin.

In a further technical solution, along the axial direction of the rotating shaft 212, the projection of the second avoiding hole 2241 may be spaced from the projection of the first baffle 230, that is, the projection of the second avoiding hole 2241 does not coincide with the projection of the first baffle 230. This structure can prevent the garbage falling into the area between the first opening 221 and the drum brush 210 from falling out of the drum brush housing 220 through the second escape hole 2241.

In the above scheme, the first opening 221 is communicated with a garbage inlet end of the garbage conveying device 300, the garbage conveying device 300 can be a garbage conveying pipe, one port of the garbage conveying pipe is connected with the rolling brush housing 220, the other port of the garbage conveying pipe is communicated with the garbage bin 120, the garbage inlet end is a port where the garbage conveying pipe is connected with the rolling brush housing 220, the garbage outlet end is a port where the garbage conveying pipe is communicated with the garbage bin 120, the first fan 400 draws out air in the garbage bin 120 to enable the garbage bin 120 to be in a negative pressure environment, the garbage conveying pipe is communicated with the garbage bin 120, and then the garbage inlet end has suction, so that garbage at the first opening 221 is sucked into the garbage bin 120.

The garbage conveying device 300 may further include a garbage conveying belt rotatably disposed on the garbage conveying pipe, garbage may be thrown onto the garbage conveying belt by the rolling brush 210, or the garbage conveying belt is sucked by the suction force of the garbage inlet end, and garbage falling onto the garbage conveying belt may move to the inside of the garbage can 120 along with the rotation of the garbage conveying belt, so as to improve the garbage conveying efficiency. Alternatively, the waste conveyor 300 may include at least two pulleys, and the waste conveyor belt may be rotatably connected to the waste conveyor pipe via the pulleys.

In a further aspect, the garbage transporting pipe and the rolling brush housing 220 may be an integrated structure. In this case, the leakage of the garbage at the connection between the garbage transporting pipe and the roll brush housing 220 can be reduced.

In order to improve the efficiency of conveying the garbage in the rolling brush housing 220 into the garbage conveying device 300, the rolling brush 210 may include a rotating shaft 212 and bristles 211, the bristles 211 are arranged on the rotating shaft 212 along the circumferential direction of the rotating shaft 212, and along the axial direction of the rotating shaft 212, the rotating shaft 212 is provided with the bristles 211 at intervals, along the axial direction of the rotating shaft 212, the length of the portion, provided with the bristles 211, of the rotating shaft 212 may be equal to the length of the garbage conveying pipe, the lengths of the rolling brush housing 220 and the first opening 221 may be greater than the length of the garbage conveying pipe, the rolling brush housing 220 may include a second baffle 226, and the second baffle 226 is located in a gap between the rolling brush housing 220 and the garbage conveying pipe, so as to prevent the garbage from leaking from the gap between the rolling brush housing 220 and the garbage conveying pipe.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the present embodiments are not limited to those precise embodiments, which are intended to be illustrative rather than restrictive, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope of the appended claims.

Claims (10)

1. A sweeper is characterized by comprising a sweeper body (100), a rolling sweeping device (200), a garbage conveying device (300), a first fan (400) and a first filter (500), wherein:

the vehicle body (100) is provided with a containing box (110) and a garbage box (120), at least parts of the rolling sweeping device (200) and the garbage conveying device (300) are positioned in the containing box (110), the rolling sweeping device (200) is connected with the garbage conveying device (300), the rolling sweeping device (200) is provided with a first opening (221), the first opening (221) is communicated with a garbage inlet end of the garbage conveying device (300), and a garbage outlet end of the garbage conveying device (300) is communicated with the garbage box (120);

the first filter (500) and the first fan (400) are arranged on the vehicle body (100), a first inlet of the first filter (500) is communicated with the accommodating box (110), a second inlet of the first filter (500) is communicated with the garbage can (120), and an outlet of the first filter (500) is communicated with an air inlet of the first fan (400).

2. The sweeper truck according to claim 1, characterized in that the sweeper truck further comprises a rotary suction device (600), the rotary suction device (600) being provided in the housing tank (110), the rotary suction device (600) comprising a barrel (611), a second port of the barrel (611) being connected to the first inlet through a first suction pipe (710), the barrel (611) being rotatable about a first axis of rotation (a), and the barrel (611) being rotatable about a second axis of rotation (b) for changing the orientation of the first port of the barrel (611), the first axis of rotation (a) being perpendicular to the second axis of rotation (b).

3. A sweeper truck according to claim 2, characterized in that the rotary suction device (600) further comprises a rotary bracket (620) and a first telescopic structure (630), the cylinder (611) is rotatably arranged on the rotary bracket (620), a first end of the first telescopic structure (630) is rotatably arranged on the rotary bracket (620), a second end of the first telescopic structure (630) is rotatably connected with the cylinder (611), and the first telescopic structure (630) is telescopic to drive the cylinder (611) to rotate around the first rotation axis (a);

rotatory suction means (600) still includes circular track (640) and second telescopic structure (650), circular track (640) are fixed to be located the tank wall of containing box (110), be equipped with rolling member (660) on runing rest (620), rolling member (660) with circular track (640) roll cooperation, the first end of second telescopic structure (650) with circular track (640) rotatable coupling, the second end of second telescopic structure (650) with runing rest (620) rotatable coupling, the flexible drive of second telescopic structure (650) runing rest (620) drive tube-shape spare (611) wind second axis of rotation (b) rotate.

4. The motor sweeper according to claim 3, characterized in that the rotating bracket (620) comprises a bracket body (621) and a rotating disc (622), the tubular member (611) is rotatably arranged on the bracket body (621), the first end of the first telescopic structural member (630) is rotatably arranged on the bracket body (621), one of the bracket body (621) and the rotating disc (622) is provided with a clamping protrusion (6221), the other is provided with a clamping space (6211), and the clamping protrusion (6221) is in clamping fit with the clamping space (6211).

5. The sweeper according to claim 2, wherein a blade (612) is provided in the cylinder (611), the blade (612) being rotatably provided in the cylinder (611), the rotation of the blade (612) driving the air in the housing box (110) to move in the direction from the first port to the second port of the cylinder (611).

6. The sweeper truck according to claim 1, characterized in that the sweeper truck further comprises a sweeping disc (800), the sweeping disc (800) is located upstream of the rolling sweeping device (200) in the travelling direction of the sweeper truck, the projection of the vehicle body (100) in the vertical direction is a first projection, the projection of the sweeping disc (800) in the vertical direction is a second projection, and at least part of the second projection is located outside the first projection.

7. The sweeper of claim 6, wherein the sweeping tray (800) comprises a sweeper (810) and a sweeper housing (820), the sweeper (810) is rotatably connected to the sweeper body (100), the sweeper housing (820) is fixedly connected to the sweeper body (100), the sweeper housing (820) covers the sweeper (810), and the bottom of the sweeper (810) extends out of the sweeper housing (820), the sweeper further comprises a third negative pressure pipe (730), a first end of the third negative pressure pipe (730) is connected to the sweeper housing (820), and a second end of the third negative pressure pipe (730) is communicated with the dustbin (120).

8. The sweeper truck according to claim 7, characterized in that it further comprises a second negative pressure pipe (720), a first end of said second negative pressure pipe (720) being in communication with said second inlet of said first filter (500), a second end of said second negative pressure pipe (720) extending into said dustbin (120);

the motor sweeper still includes first water conservancy diversion spare (910) and second water conservancy diversion spare (920), first water conservancy diversion spare (910) are located the rubbish exit end with between the second end of second negative pressure pipe (720), first water conservancy diversion spare (910) are used for making rubbish of rubbish exit end output to the bottom of dustbin (120) removes, second water conservancy diversion spare (920) are located the second end of third negative pressure pipe (730) with between the second end of second negative pressure pipe (720), second water conservancy diversion spare (920) are used for making rubbish of the second end output of third negative pressure pipe (730) to the bottom of dustbin (120) removes.

9. The sweeper truck according to claim 1, wherein the rolling-sweep apparatus (200) comprises a rolling brush (210), a rolling-brush housing (220), and a first baffle (230), wherein:

the rolling brush housing (220) is provided with a containing cavity, at least part of the rolling brush (210) is arranged in the containing cavity, the rolling brush (210) is rotatably matched with the rolling brush housing (220), the containing box (110) is provided with a first avoiding hole, the bottom of the rolling brush housing (220) extends out of the containing box (110) through the first avoiding hole, the bottom of the rolling brush housing (220) is provided with a second opening (222), the bottom of the rolling brush (210) can extend out of the rolling brush housing (220) through the second opening (222), and the first opening (221) is communicated with the containing cavity;

the first baffle (230) is connected to the rolling brush casing (220) and located in the accommodating cavity, the first baffle (230) is arranged adjacent to the first opening (221), and the first baffle (230) is used for shielding garbage rolled up by the rolling brush (210) so that the garbage rolled up by the rolling brush (210) falls into an area between the first opening (221) and the rolling brush (210).

10. The sweeper truck according to claim 9, characterized in that the sweeper truck further comprises a dust suction mechanism (1300), the dust suction mechanism (1300) comprises a second fan (1310), a fourth negative pressure pipe (1330) and a second filter (1340), a first end of the fourth negative pressure pipe (1330) is communicated with the receiving cavity, a second end of the fourth negative pressure pipe (1330) is communicated with an air inlet of the second fan (1310), an air outlet of the second fan (1310) is communicated with the receiving box (110) or communicated to the outside of the truck body (100), the second filter (1340) is arranged on a passage formed by the fourth negative pressure pipe (1330) and the air inlet of the second fan (1310), and a first end of the fourth negative pressure pipe (1330) is positioned on a side of the first baffle plate (230) facing away from the first opening (221).

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