阅读说明：本技术 一种减震效果好的环保机械 (Effectual environmental protection machinery of shock attenuation ) 是由 顾海香 于 2021-10-20 设计创作，主要内容包括：本发明提供一种减震效果好的环保机械,涉及环保技术领域。该一种减震效果好的环保机械,包括鼓风箱,移动板,鼓风装置,供气装置,底板,推手,车轮,减震机构,清理机构,鼓风箱右侧靠近底端固定连接有移动板,鼓风箱右侧固定连接有鼓风装置,鼓风装置正侧设有供气装置,供气装置和鼓风装置底端固定连接有底板,底板左侧固定连接有推手,底板底端设有车轮,底板底端和车轮之间固定连接有减震机构,减少鼓风装置运转产生的振动,鼓风箱底端固定连接有清理机构,本发明提供了一种减震效果好的环保机械,解决了手推式鼓风机无法对其底端的路面进行清理以及手推式鼓风机运转时产生的振动对使用人员的健康造成危害的问题。(The invention provides an environment-friendly machine with a good damping effect, and relates to the technical field of environment protection. The invention provides an environment-friendly machine with a good damping effect, which comprises a blast box, a movable plate, a blowing device, an air supply device, a bottom plate, a pushing handle, wheels, a damping mechanism and a cleaning mechanism, wherein the right side of the blast box is close to the bottom fixedly connected with the movable plate, the right side of the blast box is fixedly connected with the blowing device, the front side of the blowing device is provided with the air supply device, the bottom ends of the air supply device and the blowing device are fixedly connected with the bottom plate, the left side of the bottom plate is fixedly connected with the pushing handle, the bottom end of the bottom plate is provided with the wheels, the damping mechanism is fixedly connected between the bottom end of the bottom plate and the wheels, vibration generated by operation of the blowing device is reduced, and the cleaning mechanism is fixedly connected to the bottom end of the blast box.)

1. The utility model provides an effectual environmental protection machinery of shock attenuation, includes bellows (1), movable plate (2), air-blast device (3), air feeder (4), bottom plate (5), pushing hands (6), wheel (7), damper (8), clearance mechanism (9), its characterized in that: the right side of the blast box (1) is close to the bottom end and is fixedly connected with a movable plate (2), the right side of the blast box (1) is fixedly connected with a blast device (3), the front side of the blast device (3) is provided with an air supply device (4), the bottom ends of the air supply device (4) and the blast device (3) are fixedly connected with a bottom plate (5), the left side of the bottom plate (5) is fixedly connected with a pushing handle (6), the bottom end of the bottom plate (5) is provided with wheels (7), a damping mechanism (8) is fixedly connected between the bottom end of the bottom plate (5) and the wheels (7), the bottom end of the blast box (1) is fixedly connected with a cleaning mechanism (9), the damping mechanism (8) comprises connecting plates (801) fixedly connected with the two ends of the bottom plate (5), a first strip-shaped opening is arranged in each connecting plate (801), a buffering telescopic rod (802) is arranged in the first strip-shaped opening, two sides of the top end of the buffering telescopic rod (802) are fixedly connected with limiting springs (803), the two sides of the limiting spring (803) are uniformly and fixedly connected with connecting rods (804), the two sides of the first strip-shaped opening are provided with second strip-shaped openings, the other end of the connecting rod (804) is fixedly connected with a collision ball (805), and the collision ball (805) and part of the connecting rod (804) are arranged in the second strip-shaped openings.

2. The environment-friendly machine with good damping effect as claimed in claim 1, wherein: air feeder (4) bottom fixedly connected with intake pipe (401), damping mechanism (8) and damping mechanism (8) fixed connection are passed to the intake pipe (401) other end, and blast box (1) is just inclining to be close to the bottom and is equipped with the opening, and clearance mechanism (9) evenly distributed is in blast box (1) bottom, and clearance mechanism (9) top is passed blast box (1) bottom and is rotated with blast box (1) and be connected.

3. The environment-friendly machine with good damping effect as claimed in claim 1, wherein: the damping mechanism (8) further comprises a buffering air bag (806) arranged between the collision balls (805), one side, far away from the connecting rod (804), of the buffering air bag (806) is fixedly connected with a fixing plate (807), the fixing plate (807) is fixedly connected with the inner wall of a second strip-shaped opening, a second buffering air bag (808) is fixedly connected below the collision ball (805) at the bottom end of the second strip-shaped opening, a guide pipe (809) is fixedly connected between the buffering air bag (806) and the second buffering air bag (808), the bottom end of the buffering telescopic rod (802) is fixedly connected with a rotating connecting block (810), two sides of the rotating connecting block (810) are fixedly connected with second limiting springs (811), the second limiting springs (811) are fixedly connected with the inner wall of the first strip-shaped opening, the middle of the rotating connecting block (810) is rotatably connected with a rotating ring (812), a rotating pipe (813) penetrates through the middle of the rotating ring (812), two ends of the rotating pipe (813) are fixedly connected with wheels (7), the rotating pipe (813) is connected with a rotating air inlet ring (814) in a rotating mode on the portion, close to the rotating ring (812), of the rotating pipe (813), the spraying pipe (815) is evenly and fixedly connected to the rotating pipe (813), the bottom end of the guide pipe (809) penetrates through the connecting plate (801) to be fixedly connected with the rotating air inlet ring (814), and the Y-shaped telescopic rod (816) is fixedly connected to the interior of the buffering air bag (806).

4. The environment-friendly machine with good damping effect as claimed in claim 3, wherein: the top end of a buffering air bag (806) close to the top end of a second strip-shaped opening in the connecting plate (801) is fixedly connected with the air inlet pipe (401), the part, connected with the inner side of the buffering air bag (806), of the Y-shaped telescopic rod (816) faces to one side where the collision ball (805) is located, the telescopic rod is arranged in the second buffering air bag (808), the spray pipe (815) is obliquely arranged on the rotating pipe (813), the oblique direction of the spray pipe (815) is opposite to the side, provided with the opening, of the blast box (1), the one-way air outlet valve is arranged in the spray pipe (815), and the one-way air inlet valve is arranged in the part, arranged outside the connecting plate (801), of the guide pipe (809).

5. The environment-friendly machine with good damping effect as claimed in claim 1, wherein: clearance mechanism (9) are including evenly setting up vortex ball (901) in blast box (1) inside bottom, vortex ball (901) bottom fixedly connected with rotating ball (903), fixedly connected with wave spoiler (902) on vortex ball (901) surface, there is trachea (904) to pass in vortex ball (901) middle part, vortex ball (901) and vortex ball (901) fixed connection are passed on trachea (904) top, trachea (904) bottom is passed rotating ball (903) and rotating ball (903) fixed connection, trachea (904) are located fixedly connected with connecting block (905) in the part of rotating ball (903) below, right side fixedly connected with clearance brush (906) are close to connecting block (905) bottom, trachea (904) bottom fixedly connected with filters ring ball (907).

6. The environment-friendly machine with good damping effect as claimed in claim 5, wherein: the wavy spoilers (902) are irregularly distributed on the spoilers (901), the wavy spoilers (902) are wavy, and the air pipes (904) are inclined at a certain angle to one side opposite to the opening part of the blast box (1).

Technical Field

The invention relates to the technical field of environmental protection, in particular to an environment-friendly machine with a good damping effect.

Background

The hand-push type blower is generally used for sweeping residual dust and particles before asphalt pavement laying, and can also be used for cleaning and sweeping fallen leaves in large squares and courtyards and green lands, and dehumidifying and drying outdoor sports competition fields.

When using hand propelled air-blower to clear up the road surface, thereby can't clear up the ground of device bottom comprehensively effectual clearance owing to the reason of device structure to and because hand propelled air-blower structure is comparatively simple when air-blast device rotates, can make the continuous vibration of hand propelled air-blower handle part, the continuous vibration of handle can make the staff cause muscle and joint damage when long-time use device.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an environment-friendly machine with a good damping effect, and solves the problems that a hand-push type air blower cannot clean the road surface at the bottom end of the hand-push type air blower and the health of users is damaged by vibration generated during the operation of the hand-push type air blower.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an environment-friendly machine with good damping effect comprises a blast box, a movable plate, an air blowing device, an air supply device, a bottom plate, a pushing handle, wheels, a damping mechanism and a cleaning mechanism, wherein the movable plate is fixedly connected to the right side of the blast box close to the bottom end, the air blowing device is fixedly connected to the right side of the blast box, the air supply device is arranged on the front side of the air blowing device, the bottom ends of the air supply device and the air blowing device are fixedly connected with the bottom plate, the pushing handle is fixedly connected to the left side of the bottom plate, the wheels are arranged at the bottom end of the bottom plate, the damping mechanism is fixedly connected between the bottom end of the bottom plate and the wheels, the cleaning mechanism is fixedly connected to the bottom end of the air blowing box, the damping mechanism comprises a connecting plate fixedly connected to the two ends of the bottom plate, a first strip-shaped opening is arranged in the connecting plate, a buffering telescopic rod is arranged in the first strip-shaped opening, limiting springs are fixedly connected to the two sides of the top end of the buffering telescopic rod, and connecting rods are uniformly and fixedly connected to the two sides of the limiting springs, second strip-shaped openings are formed in two sides of the first strip-shaped opening, the other end of the connecting rod is fixedly connected with a collision ball, and the collision ball and part of the connecting rod are arranged in the second strip-shaped openings.

Preferably, the bottom fixedly connected with intake pipe of air feeder, the intake pipe other end passes damper and damper fixed connection, and the blast box is positive to be equipped with the opening near the bottom, and clearance mechanism evenly distributed is in the blast box bottom, and clearance mechanism passes the blast box bottom and is connected with the blast box rotation on the top.

Preferably, the damping mechanism further comprises a buffering air bag arranged between the collision balls, one side of the buffering air bag, which is far away from the connecting rod, is fixedly connected with a fixed plate, the fixed plate is fixedly connected with the inner wall of the second strip-shaped opening, the bottom of the second strip-shaped opening is fixedly connected with a second buffering bag below the collision ball, a catheter is fixedly connected between the buffering air bag and the second buffering bag, the bottom of the buffering telescopic rod is fixedly connected with a rotating connecting block, two sides of the rotating connecting block are fixedly connected with a second limiting spring, the second limiting spring is fixedly connected with the inner wall of the first strip-shaped opening, the middle part of the rotating connecting block is rotatably connected with a rotating ring, the middle part of the rotating ring is penetrated by a rotating pipe, two ends of the rotating pipe are fixedly connected with wheels, a part of the rotating pipe, which is close to the rotating ring, the rotating pipe is uniformly and fixedly connected with a spray pipe, and the bottom of the catheter is fixedly connected with the rotating air inlet ring through the connecting plate, the buffering air bag is internally and fixedly connected with a Y-shaped telescopic rod.

Preferably, the top end of the buffering air bag close to the top end of the second strip-shaped opening in the connecting plate is fixedly connected with the air inlet pipe, the Y-shaped telescopic rod is arranged in the second buffering air bag, the Y-shaped part of the Y-shaped telescopic rod is connected with the inner side of the buffering air bag, the part of the Y-shaped telescopic rod is towards one side where the collision ball is located, the telescopic rod is arranged in the second buffering air bag, the spraying pipe is obliquely arranged on the rotating pipe, the oblique direction of the spraying pipe is opposite to one side, provided with the opening, of the blowing box, the one-way air outlet valve is arranged in the spraying pipe, and the one-way air inlet valve is arranged in the part, outside the connecting plate, of the guide pipe.

Preferably, clearance mechanism is including evenly setting up the vortex ball in the inside bottom of blast box, vortex ball bottom fixedly connected with rotating ball, vortex ball fixed connection has wave spoiler on the surface, there is the trachea to pass at vortex ball middle part, vortex ball and vortex ball fixed connection are passed on the trachea top, the trachea bottom passes rotating ball and rotating ball fixed connection, the trachea is located the fixedly connected with connecting block on the part of rotating ball below, the connecting block bottom is close to right side fixedly connected with cleaning brush, trachea bottom fixedly connected with filters the ring ball.

Preferably, the wavy spoilers are irregularly distributed on the spoiler ball, the wavy spoilers are wavy, and the air pipe inclines to one side opposite to the opening part of the blast box by a certain angle.

(III) advantageous effects

(1) According to the invention, when the air blowing device generates longitudinal vibration through the connecting plate, the buffering telescopic rod, the limiting spring, the rotating connecting block, the second limiting spring, the rotating pipe, the rotating air inlet ring, the second buffering bag, the connecting rod and the collision ball which are arranged in the damping mechanism, the collision ball extrudes the second buffering bag through the vibration generated by the air blowing device and buffers the longitudinal vibration generated by the air blowing device through the buffering telescopic rod, so that the vibration generated by the air blowing device is weakened to enable the pushing hand to vibrate continuously, and muscle and joint injuries caused by long-time arm shaking of a user are prevented.

(2) According to the invention, the buffering telescopic rod, the limiting spring, the connecting rod, the collision ball, the buffering air bag, the fixing plate, the second buffering bag and the guide pipe are arranged in the damping mechanism, so that when the air blowing device generates transverse vibration, the buffering air bag and the collision ball are continuously collided through vibration to buffer the transverse vibration generated by the air blowing device, the vibration generated by the device when the air blowing device operates is weakened, air is gathered in the rotating pipe through continuously extruding the air in the buffering air bag and the second buffering bag, the pressure in the rotating pipe is increased along with the continuous accumulation of the air, and finally the air in the rotating pipe is sprayed out to impact the road surface at the bottom end of the device, so that the road surface at the bottom end of the device is cleaned, and the cleaning effect of the road surface is enhanced.

(3) According to the invention, the turbulent flow ball, the wave-shaped turbulent flow sheet, the rotating ball, the air pipe, the connecting block and the cleaning brush which are arranged in the cleaning mechanism enable the cleaning brush to continuously swing to clean the road surface at the bottom end of the device under the action of the air flow when the air flow is blown out of the blast box, so that the cleaning effect of the device is enhanced, the condition that the road surface at the bottom end of the device cannot be cleaned due to the structure of the device is prevented, and the condition that garbage, stone particles and the like at the bottom end of the device are embedded in the ground and cannot be sucked into the blast box is prevented, so that the cleaning effect on the road surface is influenced.

(4) According to the invention, the turbulent flow ball, the wave-shaped turbulent flow sheet, the rotating ball, the air pipe, the connecting block, the cleaning brush and the filtering ring ball arranged in the cleaning mechanism enable air to rapidly flow to enable the top end of the air pipe to generate negative pressure when the air is blown out through the top end of the turbulent flow ball, so that dust, garbage, stone particles and the like at the bottom end of the device are sucked into the air pipe and blown out of the device along with the air flow in the blast box, the device is prevented from being incapable of effectively cleaning the road surface at the bottom end of the device, and the cleaning effect on the road surface is enhanced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side cross-sectional view of the present invention;

FIG. 4 is a front cross-sectional view of the impact ball of the present invention;

FIG. 5 is a side cross-sectional view of the nozzle of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 2A according to the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 3 at B according to the present invention.

The device comprises a blast box 1, a moving plate 2, a blowing device 3, an air supply device 4, an air inlet pipe 401, a bottom plate 5, a pushing handle 6, wheels 7, a damping mechanism 8, a connecting plate 801, a buffer telescopic rod 802, a limiting spring 803, a connecting rod 804, a collision ball 805, a buffer air bag 806, a fixing plate 807, a second buffer air bag 808, a guide pipe 809, a rotary connecting block 810, a second limiting spring 811, a rotary ring 812, a rotary pipe 813, a rotary air inlet ring 814, a spray pipe 815, a Y-shaped telescopic rod 816, a cleaning mechanism 9, a turbulent flow ball 901, a wavy turbulent flow sheet 902, a rotary ball 903, an air pipe 904, a connecting block 905, a cleaning brush 906 and a filter ring ball 907.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-7, an environment-friendly machine with good damping effect is provided in the embodiments of the present invention, which includes a blower box 1, a movable plate 2, an air blowing device 3, an air supply device 4, a bottom plate 5, a pushing handle 6, wheels 7, a damping mechanism 8, a cleaning mechanism 9, wherein the movable plate 2 is fixedly connected to the right side of the blower box 1 near the bottom end, the air blowing device 3 is fixedly connected to the right side of the blower box 1, the air supply device 4 is arranged on the front side of the air blowing device 3, the bottom plate 5 is fixedly connected to the bottom ends of the air supply device 4 and the air blowing device 3, the pushing handle 6 is fixedly connected to the left side of the bottom plate 5, the wheels 7 are arranged at the bottom end of the bottom plate 5, the damping mechanism 8 is fixedly connected between the bottom end of the bottom plate 5 and the wheels 7, the cleaning mechanism 9 is fixedly connected to the bottom end of the blower box 1, an air inlet pipe 401 is fixedly connected to the bottom end of the air supply device 4, the other end of the air inlet pipe 401 passes through the damping mechanism 8 and is fixedly connected to the damping mechanism 8, the blast box 1 positive side is close to the bottom and is equipped with the opening, clearance mechanism 9 evenly distributed is in 1 bottom of blast box, clearance mechanism 9 top is passed 1 bottom of blast box and is rotated with blast box 1 and be connected, damper 8 includes the connecting plate 801 of fixed connection at bottom 5 bottom both ends, be equipped with first bar opening in the connecting plate 801, be equipped with buffering telescopic link 802 in the first bar opening, buffering telescopic link 802 top both sides fixedly connected with spacing spring 803, the even fixedly connected with connecting rod 804 in spacing spring 803 both sides, first bar opening both sides are equipped with second bar opening, the connecting rod 804 other end fixedly connected with bumps ball 805, bump ball 805 and partial connecting rod 804 are arranged in the second bar opening.

The damping mechanism further comprises buffering air bags 806 arranged between the collision balls 805, one sides of the buffering air bags 806 far away from the connecting rod 804 are fixedly connected with a fixing plate 807, the fixing plate 807 is fixedly connected with the inner wall of a second strip-shaped opening, a second buffering bag 808 is fixedly connected below the collision ball 805 at the bottom end of the second strip-shaped opening, a guide pipe 809 is fixedly connected between the buffering air bags 806 and the second buffering bag 808, the bottom end of a buffering telescopic rod 802 is fixedly connected with a rotating connecting block 810, two sides of the rotating connecting block 810 are fixedly connected with a second limiting spring 811, the second limiting spring 811 is fixedly connected with the inner wall of the first strip-shaped opening, the middle part of the rotating connecting block 810 is rotatably connected with a rotating ring 812, a rotating pipe 813 passes through the middle part of the rotating ring 812, wheels 7 are fixedly connected with two ends of the rotating pipe 813, a part of the rotating pipe 813, which is close to the rotating ring 812, is rotatably connected with a rotating air inlet ring 814, and a spraying pipe 815 is uniformly and fixedly connected on the rotating pipe 813, the bottom end of a guide pipe 809 penetrates through a connecting plate 801 to be fixedly connected with a rotary air inlet ring 814, a Y-shaped telescopic rod 816 is fixedly connected in the buffering air bag 806, the top end of the buffering air bag 806, close to the top end of a second strip-shaped opening, in the connecting plate 801 is fixedly connected with an air inlet pipe 401, the Y-shaped part of the Y-shaped telescopic rod 816 is connected with the inner side of the buffering air bag 806, the part of the Y-shaped telescopic rod 816, which is connected with the inner side of the buffering air bag 806, faces to the side where the collision ball 805 is located, a telescopic rod is arranged in the second buffering air bag 808, a spray pipe 815 is obliquely arranged on a rotating pipe 813, the oblique direction of the spray pipe 815 is opposite to the side, provided with the opening, of the blast box 1, a one-way air outlet valve is arranged in the spray pipe 815, and a one-way air inlet valve is arranged in the part, which the guide pipe 809 is arranged outside the connecting plate 801.

The cleaning mechanism 9 comprises a turbulence ball 901 which is uniformly arranged at the bottom end inside the blast box 1, the bottom end of the turbulence ball 901 is fixedly connected with a rotating ball 903, a wave-shaped turbulence plate 902 is fixedly connected to the surface of the turbulence ball 901, an air pipe 904 penetrates through the middle of the turbulence ball 901, the top end of the air pipe 904 penetrates through the turbulence ball 901 and is fixedly connected with the turbulence ball 901, the bottom end of the air pipe 904 penetrates through the rotating ball 903 and is fixedly connected with a connecting block 905, the bottom end of the connecting block 905 is close to a right side fixedly connected with a cleaning brush 906, the bottom end of the air pipe 904 is fixedly connected with a filter ring ball 907, the wave-shaped turbulence plate 902 is irregularly distributed on the turbulence ball 901, the wave-shaped turbulence plate 902 is wave-shaped, and the air pipe 904 inclines for a certain angle to one side opposite to the opening part of the blast box 1.

When the device is used, the air blowing device 3 is started to blow out air flow at the opening of the air blowing box 1, the handle moving device is pushed to clean dust, garbage and stone particles on the road surface, meanwhile, the air supply device 4 is started to inject air into the buffer air bag 806 through the air inlet pipe 401 to expand the buffer air bag 806, so that when the air blowing device 3 operates to enable the whole device to vibrate, the longitudinal vibration generated by the air blowing device 3 is damped through the telescopic characteristic of the buffer telescopic rod 802, when the air blowing device 3 generates transverse vibration, the connecting plate 801 can shake left and right, the connecting plate 801 pushes the fixing plate 807 to move to the side where the collision ball 805 is located, so that when the collision between the buffer air bag 806 and the collision ball 805 occurs, the collision between the collision ball 805 and the buffer air bag 806 filled with air is buffered, and the transverse vibration generated by the operation of the air blowing device 3 is weakened, the air in the buffering air bag 806 is extruded and injected into the rotary pipe 813 through the guide pipe 809, the air flow entering the rotary pipe 813 is continuously accumulated in the rotary pipe 813, so that the air pressure in the rotary pipe 813 is continuously increased, after the pressure reaches a certain degree, the air in the rotary pipe 813 is sprayed out from the spray pipe 815 to impact the ground at the bottom end of the bottom plate 5, dust, garbage and the like on the road surface at the bottom end of the bottom plate 5 are blown to the edge of the road surface, so that the cleaning effect on the road surface is enhanced, when the blowing device 3 generates longitudinal vibration, the buffering telescopic rod 802 contracts downwards and drives the collision ball 805 to extrude the second buffering air bag 808, so that the air in the second buffering air bag 808 enters the rotary pipe 813 through the guide pipe 809, the longitudinal damping effect on the device is enhanced through the second buffering air bag 808 filled with air, and when the air in the buffering air bag 806 and the second buffering air bag 808 are extruded, the air is injected into the second buffering air bag 808 and the buffering air bag 806 through the air supply device 4, so that the second buffering air bag 808 and the buffering air bag 806 The bag 806 is restored, and the Y-shaped telescopic rod 816 arranged in the buffering air bag 806 and the telescopic rod arranged in the second buffering air bag 808 are arranged, so that the second buffering air bag 808 and the buffering air bag 806 can be quickly restored, and the shock absorption effect of the device is not influenced under the condition that the second buffering air bag 808 and the buffering air bag 806 are not filled with air.

When the airflow is ejected from the blast to the opening, the turbulent ball 901 is blown, when the airflow passes through the turbulent ball 901, the air passing through the turbulent ball 901 is disturbed under the irregular arrangement of the wave-shaped turbulent plate 902, so that the turbulent ball 901 drives the rotary ball 903 to rotate continuously, the rotary ball 903 drives the air pipe 904 to swing continuously to drive the connecting block 905 and the cleaning brush 906 to swing continuously, the cleaning brush 906 swings continuously to sweep the ground at the bottom end of the blast box 1, therefore, the road at the bottom end of the blast machine cannot be cleaned due to the arrangement of the structure of the blast machine, and partial garbage and stone particles are prevented from being embedded in the ground and cannot be sucked into the air pipe 904 by the airflow, so that the cleaning effect of the device is influenced, and because the airflow in the blast box 1 is ejected rapidly, the negative pressure is formed at the opening of the air pipe 904 at the top end of the turbulent ball 901, the dust and the garbage cleaned by the cleaning brush 906 are sucked into the blast box 1 through the air pipe 904 and ejected from the opening of the blast box 1, thereby reinforcing the cleaning effect to the road surface to and prevent through setting up the filtration ring ball 907 in trachea 904 bottom that too big rubbish and stone grain from getting into and causing trachea 904 to block up thereby influence the cleaning effect to the road surface of air-blower bottom in trachea 904.