CN213014086U

CN213014086U - Road guardrail cleaning vehicle

Info

Publication number: CN213014086U
Application number: CN202021534986.8U
Authority: CN
Inventors: 田明晖; 史兆龙; 郭耔麟; 韩立克; 蔡会忠; 李莉军; 李楠
Original assignee: TANGSHAN YATE SPECIAL AUTOMOBILE CO Ltd
Current assignee: TANGSHAN YATE SPECIAL AUTOMOBILE CO Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-20
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to the field of road traffic facilities, and discloses a road guardrail cleaning vehicle, which comprises a vehicle body, a cleaning device and a swing mechanism; a mechanical arm seat is fixedly arranged on the vehicle body; the cleaning device comprises a mechanical arm, a dust collection mechanism and a hairbrush mechanism are mounted on the mechanical arm, the mechanical arm comprises an upright post, an upright post shaft is arranged at the bottom of the upright post, and the upright post shaft is horizontally and rotatably connected with a shaft hole which is preset on a mechanical arm seat; the swing mechanism comprises a handle, a handle seat and a positioning spring, a plurality of clamping holes are formed in the periphery of the stand column, the handle seat is connected with the handle through a first rotating pair perpendicular to the axis of the stand column shaft, the lower portion of the first rotating pair located on the handle is connected with the mechanical arm seat through the positioning spring, a clamping head used for clamping the clamping head into one of the clamping holes is arranged above the first rotating pair located on the handle, the mechanical arm and the brush mechanism can be swung together according to a set angle through manual operation, and multi-azimuth guardrail cleaning is achieved.

Description

Road guardrail cleaning vehicle

Technical Field

The utility model relates to a road traffic facility field especially relates to a road guardrail cleaning cart.

Background

With the development of urbanization construction, vehicles in cities are greatly increased, and a plurality of road guardrails can be arranged on places such as campuses, residential areas, squares and roadways for maintaining good traffic order, so that the safety of pedestrians is guaranteed. Meanwhile, the road guardrail also becomes a part of regional landscape, but in the using process of the guardrail, due to tail gas emission of vehicles, erosion of wind, sand and rainwater and other natural or artificial reasons, dust pollution can occur on the surface of the guardrail, and scaling can also occur over time. It not only can make the guardrail sign dirty and inefficacy, causes the traffic accident more easily, also can make it lose pleasing to the eye moreover, influences the way looks and features. Therefore, the guardrail cleaning is particularly important, the cleaning of the guardrail not only can improve the image of the surrounding environment, but also can prolong the service life of the guardrail.

The prior guardrail cleaning vehicle has the following problems: the swinging and rotating actions of the sweeping and lifting mechanism are not flexible, multi-directional guardrail cleaning cannot be realized, cleaning dead angles exist, a cleaning vehicle needs to sweep for multiple times, manpower and material resources are wasted, and cleaning efficiency is low, so that the existing road guardrail cleaning vehicle needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a road guardrail cleaning vehicle realizes effectively cleaning of diversified guardrail, cleans effectually, cleans efficiently.

The utility model discloses a realize through following technical scheme: a road guardrail cleaning vehicle comprises a vehicle body, a cleaning device and a swing mechanism;

a mechanical arm seat is fixedly arranged on the vehicle body;

the cleaning device comprises a mechanical arm, a dust collection mechanism and a hairbrush mechanism are mounted on the mechanical arm, the mechanical arm comprises an upright post, an upright post shaft is arranged at the bottom of the upright post, and the upright post shaft is horizontally and rotatably connected with a shaft hole which is preset on a mechanical arm seat;

the pendulum changes the mechanism and includes handle, handle seat and positioning spring, the periphery is equipped with a plurality of card holes on the stand, the handle seat is through the perpendicular to the first revolute pair of the axis of stand axle with the handle is connected, be located on the handle first revolute pair's below through positioning spring with the mechanical arm seat is connected, be located on the handle first revolute pair's top is equipped with and is used for the card to go into one of them dop in the card hole.

The preferable scheme is that the device also comprises a vehicle body, a vehicle frame seat, a front supporting wheel and a fixed frame; the fixed frame is arranged at the front end of the vehicle body and comprises a frame body, a front supporting wheel seat and a mechanical arm seat; the support body is fixedly connected to the frame seat, the front supporting wheel seat is fixedly connected with the support body, the front supporting wheel seat is connected with the front supporting wheel through a second revolute pair, and the mechanical arm seat is fixedly connected to the upper portion of the support body.

Specifically, the mechanical arm comprises an upright post, a first parallelogram mechanism, a second parallelogram mechanism and a third parallelogram mechanism, wherein a vertical guide rail is arranged on the upright post, a sliding block is hinged to the bottom of the first parallelogram mechanism and is connected with the vertical guide rail in a sliding manner, a lifting power mechanism is arranged at the bottom of the sliding block, the top of the first parallelogram mechanism and the top of the third parallelogram mechanism are both connected with a composite joint through a third revolute pair, and the bottom of the third parallelogram mechanism is connected with the dust collection mechanism and the brush mechanism; the first parallelogram mechanism is hinged with a connecting rod A of the second parallelogram mechanism, the connecting rod A is connected with the sliding block through a balance spring, the third parallelogram mechanism is hinged with a connecting rod B of the second parallelogram mechanism, the second parallelogram mechanism is provided with a roller, a horizontal guide rail which is adaptive to the position of the hairbrush mechanism is arranged on the mechanical arm seat, and the roller is in rolling connection with the horizontal guide rail.

Preferably, a fixture block for positioning the roller is arranged on the horizontal guide rail.

Preferably, the number of the clamping holes is three.

The preferred scheme has, the card hole includes first card hole, second card hole and the third card hole of arranging in proper order on the same height, first card hole with axis contained angle between the second card hole is 90 degrees, the second card hole with axis contained angle between the third card hole is 90 degrees, first card hole with axis contained angle between the third card hole is 180 degrees.

Preferably, the dust collection mechanism comprises a housing, a pipe joint, an adjusting spring and a hanging rack; the bottom of the hanging rack is fixedly connected with the housing, the top of the hanging rack is connected with a connecting rod C of the third parallelogram mechanism through a revolute pair, and the hanging rack is connected with a connecting rod D of the third parallelogram mechanism through an adjusting spring; the pipe joint is fixedly connected with the housing, the pipe joint is communicated with the concave cavity at the bottom of the housing, and a filter screen is arranged at the bottom of the housing.

The brush mechanism comprises a left brush roller, a right brush roller and a brush frame, the brush frame is arranged on the housing, the left brush roller and the right brush roller are respectively provided with a brush shaft, and the tops of the two brush shafts are respectively in power connection with a motor.

The road guardrail cleaning vehicle further comprises a conveying mechanism, a water atomizer, a centrifugal separator, a negative pressure device and a storage box;

the conveying mechanism comprises a suction pipe, a conveying pipe, an inclined tee joint and a centrifugal separator, the inclined tee joint comprises a main pipe air inlet end, a main pipe air outlet end and a branch pipe air inlet end, one end of the suction pipe is communicated with the pipe joint, the other end of the suction pipe is communicated with the main pipe air inlet end of the inclined tee joint, the branch pipe air inlet end of the inclined tee joint is communicated with the air outlet end of the water atomizer, the main pipe air outlet end of the inclined tee joint is communicated with the air inlet end of the conveying pipe, the air outlet end of the conveying pipe is communicated with the air inlet of the centrifugal separator, and the centrifugal separator is arranged in the containing box;

the air outlet of the centrifugal separator is hermetically connected with the inlet of the negative pressure device, and the bottom of the centrifugal separator is provided with a wet dust discharge port.

In addition, the preferable scheme is that the device also comprises a vehicle body, a vehicle frame seat, a front supporting wheel and a fixed frame; the fixed frame is arranged at the front end of the vehicle body and comprises a frame body, a front supporting wheel seat and a mechanical arm seat; the frame body is fixedly connected to the frame seat, the front supporting wheel seat is fixedly connected with the frame body, the front supporting wheel seat is connected with the front supporting wheel through a second revolute pair, and the mechanical arm seat is fixedly connected to the upper portion of the frame body; the automobile body includes frame and swing hydro-cylinder, the rear portion of frame seat is equipped with the frame axle that is used for installing the rear wheel, the frame axle with the frame is connected with the fourth revolute pair, the cylinder body of swing hydro-cylinder with the frame is connected with the fifth revolute pair, the piston rod of swing hydro-cylinder with the frame seat is connected with the sixth revolute pair.

The beneficial effects are that: compared with the prior art, the utility model has the advantages of it is following: firstly, the mechanical arm and the brush mechanism can swing and rotate together according to a set angle through manual operation, so that multi-azimuth guardrail cleaning is realized; secondly, the road sweeper can be matched with a small road sweeper for use, and has the advantages of simple structure, low cost, time and labor saving, wide application, cleanness and high efficiency; thirdly, the urban guard rails can be automatically cleaned, dust can be absorbed while the urban guard rails are cleaned, and the sucked dust-containing gas is subjected to wetting treatment through the water atomizer to form dust particles, so that the sucked gas and the dust are effectively separated, and the purification effect is good; in addition, the brush mechanism can clean the guardrail within a specified height range by controlling the mechanical arm, and the distance between the sweeper and the guardrail can be automatically adjusted, so that the operation is convenient.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is an overall schematic view of an embodiment of the present invention;

FIG. 2 is a schematic view of an embodiment of the cleaning device of the present invention;

fig. 3 is a schematic view of an embodiment of the fixing frame of the present invention;

FIG. 4 is a bottom schematic view of FIG. 3;

fig. 5 is a schematic view of an embodiment of the robot arm of the present invention;

fig. 6 is a schematic view of an embodiment of the connection structure of the mechanical arm lift cylinder of the present invention;

fig. 7 is a schematic view of an embodiment of the swing mechanism of the present invention;

FIG. 8 is a schematic view of an embodiment of a dust suction mechanism according to the present invention;

FIG. 9 is a bottom schematic view of FIG. 8;

FIG. 10 is a schematic view of an embodiment of a brush arrangement according to the present invention;

fig. 11 is a schematic view of an embodiment of the conveying mechanism of the present invention;

fig. 12 is a schematic view of an example of the internal structure of the storage box of the present invention;

fig. 13 is a schematic view of an embodiment of the mixer of the present invention;

wherein the reference numerals are:

1-a cleaning device; 2-front supporting wheels; 3-a fixing frame; 4-a conveying mechanism; 5-a vehicle body; 6-containing box; 7-a water tank; 8-a water atomizer; 9-a swing mechanism; 11-a mechanical arm; 12-a dust suction mechanism; 13-a brush arrangement; 31-a frame body; 32-a frame mount; 33-front supporting wheel seat; 34-a mechanical arm seat; 35-a tube support; 36-a handle seat; 37-swinging oil cylinder; 321-a frame shaft; 51-a frame; 1101-a first parallelogram mechanism; 1102-a second parallelogram mechanism; 1103-a third parallelogram mechanism; 1104-a lifting power mechanism; 1105-a balance spring; 1106-a slider; 1107-upright column; 1108-a roller; 1109-composite joint; 1110-vertical guide rails; 1111-horizontal guide rail; 1112-a column shaft; 91-clamping holes; 92-a positioning spring; 93-a handle; 94-clamping head; 121-a housing; 122-a hanger; 123-pipe joint; 124-a filter screen; 125-adjusting the spring; 131-a left brush roller; 132-right brush roller; 133-brush holder; 134-a motor; 135-brush shaft; 41-straw; 42-a delivery pipe; 43-inclined tee; 44-a mixer; 45-centrifugal separator; 451-lifting rings; 441-helical blades; 442-tube body.

Detailed Description

As shown in fig. 1-13, a road guardrail cleaning vehicle comprises a cleaning device 1, front support wheels 2, a fixing frame 3, a conveying mechanism 4, a vehicle body 5, a storage box 6, a water tank 7, a water atomizer 8 and a swing mechanism 9.

As shown in fig. 1, 2, 5 and 7, a mechanical arm seat 34 is fixedly arranged on the vehicle body 5; the cleaning device 1 comprises a mechanical arm 11, a dust suction mechanism 12 and a brush mechanism 13 are mounted on the mechanical arm 11, the mechanical arm 11 comprises a stand column 1107, a stand column shaft 1112 is arranged at the bottom of the stand column 1107, and the stand column shaft 1112 is horizontally and rotatably connected with a shaft hole preset on the mechanical arm seat 34; pendulum mechanism 9 includes handle 93, handle seat 36 and positioning spring 92, the periphery is equipped with a plurality of card holes 91 (can be three or more) on the stand 1107, explains with three card holes 91 as an example, and it has first card hole, second card hole and third card hole to arrange in proper order on the same height that lies in stand 1107, first card hole with the contained angle between the axis between the second card hole is 90 degrees, the second card hole with contained angle between the axis between the third card hole is 90 degrees, first card hole with the axis contained angle between the third card hole is 180 degrees. The handle seat 36 is connected with the handle 93 through a first rotating pair perpendicular to the axis of the column shaft 1112, the handle 93 is located below the first rotating pair and is connected with the mechanical arm seat 34 through a positioning spring 92, a chuck 94 used for being clamped into one of the clamping holes 91 is arranged above the first rotating pair on the handle 93, the mechanical arm 11 and the brush mechanism 13 can be swung and rotated together according to a set angle through manual operation, and multi-directional guardrail cleaning is achieved.

As shown in fig. 3 and 4, the vehicle body further includes a frame seat 32 and a fixed frame 3, wherein the fixed frame 3 is mounted at the front end of the vehicle body 5; the fixed frame 3 comprises a frame body 31, a front supporting wheel seat 33 and a mechanical arm seat 34; the rear portion of support body 31 link firmly on frame seat 32, preceding supporting wheel seat 33 link firmly in the front portion of support body 31, preceding supporting wheel seat 33 with connect with the second revolute pair between the preceding supporting wheel 2, arm seat 34 link firmly in the upper portion of support body 31.

As shown in fig. 5 and 6, the robot arm 11 includes a vertical column 1107, and a first parallelogram 1101, a second parallelogram 1102 and a third parallelogram 1103 that have two degrees of freedom, a vertical rail 1110 is disposed on the vertical column 1107, a sliding block 1106 is hinged to the bottom of the first parallelogram 1101, the sliding block 1106 is in vertical sliding connection with the vertical rail 1110, a lifting power mechanism 1104 is disposed at the bottom of the sliding block 1106, both the top of the first parallelogram 1101 and the top of the third parallelogram 1103 are connected with a compound joint 1109 by a third revolute pair, and the bottom of the third parallelogram 1103 is connected with the dust suction mechanism 12 and the brush 13; the first parallelogram 1101 is hinged to a connecting rod a of the second parallelogram 1102, the connecting rod a is connected to the sliding block 1106 through a balance spring 1105, the number of the balance springs 1105 can be one or more, and can be set according to the size of the mechanical arm 11, the third parallelogram 1103 is hinged to a connecting rod B of the second parallelogram 1102, the second parallelogram 1102 is provided with a roller 1108, the mechanical arm seat 34 is provided with a horizontal guide 1111 adapted to the orientation of the brush 13, the vertical guide 1110 is fixedly connected to a vertical column 1107, and the roller 1108 is in rolling connection with the horizontal guide 1111 through a rolling pair. In this embodiment, the first parallelogram 1101 amplifies the up-down displacement of the slider 1106 by several times, and moves the brush mechanism 13 and the dust suction mechanism 12 up and down together according to the amplified displacement, and the second parallelogram 1102 and the third parallelogram 1103 amplify the horizontal displacement of the roller 1108 by several times, and move the brush mechanism 13 and the dust suction mechanism 12 horizontally together according to the amplified displacement. The lifting power mechanism 1104 may be a lifting cylinder or a lifting cylinder, a cylinder body of the lifting cylinder or the lifting cylinder is fixedly connected with the horizontal guide rail 1111, and a piston rod of the lifting cylinder or the lifting cylinder is fixedly connected with the slider 1106.

In a preferred embodiment, a fixture block (not shown) for positioning the roller 1108 is disposed on the horizontal rail 1111, the mechanical arm 11 is adjusted according to the height and width of the guardrail, and after the mechanical arm 11 is adjusted to a proper position, the roller 1108 can be positioned by the fixture block, so that the brush mechanism 13 maintains a proper working posture.

As shown in fig. 5, 8 and 9, the dust suction mechanism 12 includes a housing 121, a pipe joint 123, an adjusting spring 125 and a hanger 122; the bottom of the hanger 122 is fixedly connected with the housing 121, the top of the hanger 122 is connected with the link C of the third parallelogram mechanism 1103 by a revolute pair, and the hanger 122 is connected with the link D of the third parallelogram mechanism 1103 by an adjusting spring 125; the pipe joint 123 is fixedly connected with the housing 121, the pipe joint 123 is communicated with a cavity at the bottom of the housing 121, a filter screen 124 is arranged at the bottom of the housing 121, and under the action of negative pressure of the dust suction mechanism 12, dust-containing gas passes through the filter screen 124 and the cavity at the bottom of the housing 121 and is sucked from the pipe joint 123.

As shown in fig. 1 and 10, the brush mechanism 13 includes a left brush roller 131, a right brush roller 132, and a brush holder 133, the brush holder 133 is disposed on the housing 121, the left brush roller 131 and the right brush roller 132 are respectively provided with brush shafts 135, the tops of the two brush shafts 135 are respectively connected with a motor 134, a housing of the motor 134 is mounted on the brush holder 133, and a driving shaft of the motor 134 is connected with the brush shafts 135 by power, such as by bolt fastening, or by gear transmission, or by key shaft transmission.

As shown in fig. 1, 4, 11 and 12, the road guardrail cleaning vehicle further comprises a conveying mechanism 4, a water atomizer, a centrifugal separator 45, a negative pressure device (not shown), a water tank 7 and a storage box 6, wherein the water tank 7 and the storage box 6 are mounted at the rear upper part of the vehicle body 5, the storage box 6 is positioned behind the water tank 7, the water atomizer 8 is mounted on the front part of the water tank 7, and the water tank 7 supplies water to the water atomizer 8; conveying mechanism 4 includes straw 41, conveyer pipe 42, oblique tee bend 43 and centrifugal separator 45, oblique tee bend 43 is including being responsible for the inlet end, being responsible for and giving vent to anger end and branch pipe inlet end, straw 41 one end with coupling 123 intercommunication, straw 41 the other end with oblique tee bend 43 be responsible for the inlet end intercommunication, straw 41 hangs to be established and is located on the preset pipe support 35 in support body 31 or frame seat 32 bottom, oblique tee bend 43 the branch pipe inlet end with water atomizer 8's the end intercommunication of giving vent to anger, oblique tee bend 43 be responsible for give vent to anger the end with conveyer pipe 42's inlet end intercommunication, conveyer pipe 42 give vent to anger the end with centrifugal separator 45's air inlet intercommunication, centrifugal separator 45's gas outlet and the negative pressure device intercommunication in containing box 6, centrifugal separator 45 hang in through rings 451 the top in containing box 6, the centrifugal separator 45 is provided at the bottom thereof with a discharge port for discharging wet dust, and the discharged wet dust falls into the storage box 6. The water atomizer 8 is used for wetting the dust-containing gas sucked in the suction pipe 41 to form wet dust particles, so that the sucked gas and dust are effectively separated, and the purification effect is good.

The difference from the above embodiment is that the axial included angle between the branch pipe air inlet end and the main pipe air inlet end of the inclined tee 43 is an acute angle, which is beneficial to reducing turbulence and leading the water mist and dust to be better mixed.

Wherein, the water atomizer 8 is mainly divided into three types according to the application principle, one type is ultrasonic atomization, and the liquid medicine is atomized by the ultrasonic principle; one is compression atomization, also called jet atomization; in addition, the atomizing is performed by a mesh type atomizing, and the atomizing is performed by a fine ultrasonic vibration and a mesh type atomizing head structure, and the design can be made as necessary.

As shown in fig. 11 and 13, the delivery mechanism 4 further includes a mixer 44, the mixer 44 includes a tube 442 and at least two helical blades 441, and the helical blades 441 are symmetrically fixed in the lumen of the tube 442. The air outlet end of the main pipe of the inclined tee joint 43 is communicated with the air inlet end of the conveying pipe 42 through the mixer 44, the mixer 44 is adopted to conduct and mix water mist and dust in the air fully, all dust in the sucked air is condensed into large-particle wet dust, the dust and the air are completely separated in the subsequent centrifugal separator 45, clean and wet air is discharged, and the city becomes a living environment.

As shown in fig. 3 and 4, the fixing frame 3 further includes a swing cylinder 37, a frame shaft 321 perpendicular to the advancing direction of the vehicle body 5 is disposed on the frame base 32, the frame shaft 321 is parallel to the ground, the frame shaft 321 is connected with the frame 51 by a fourth revolute pair, rear support wheels are respectively rotatably connected to two ends of the frame shaft 321 and located outside the frame 51, a cylinder body of the swing cylinder 37 is connected with the frame 51 by a fifth revolute pair, and a piston rod of the swing cylinder 37 is connected with the frame base 32 by a sixth revolute pair, so as to facilitate steering of the vehicle body 5.

In a further preferred embodiment, the road barrier cleaning vehicle is provided with an electrically powered device for driving the front support wheels 2 or the rear support wheels.

The method comprises the following operation steps:

before guardrail cleaning operation, can utilize small-size road sweeper will road guardrail cleaning cart drags the guardrail with the front, when the position that needs to change the arm, usable hand is pressed down and is swung handle 93 of mechanism 9, dop 94 and the separation of a card hole 91 on the stand 1107, at this moment with hand swing arm 11, stand 1107 below distributes three card hole, the card hole is followed the stand and is rotated, loosen the handle when changeing to suitable position and make the dop imbed in another card hole to it is fixed when making cleaning device swing 90 or 180, realize diversified guardrail is clean. Then, the mechanical arm 11 is adjusted according to the height of the guardrail to be cleaned, the lifting power mechanism 1104 is started, the lifting power mechanism 1104 pushes the sliding block 1106 to slide up and down on the vertical guide rail 1110, the first parallelogram mechanism 1101 amplifies the up-and-down displacement of the sliding block 1106 by multiple times, and the brush mechanism 13 and the dust collection mechanism 12 move up and down together according to the amplified displacement. Under the action of the manual force and the force of the balance spring 1105, the roller 1108 moves horizontally along the horizontal rail 1111, and the second parallelogram mechanism 1102 and the third parallelogram mechanism 1103 amplify the horizontal displacement of the roller 1108 by several times, so that the brush mechanism 13 and the dust suction mechanism 12 move horizontally together according to the amplified displacement. The lifting power mechanism 1104 is combined with manual adjustment, so that the brush mechanism 13 can be applied to guardrails of different heights.

In the guardrail cleaning process, the negative pressure device, the water atomizer 8 and the motor 134 in the storage box 6 are started, the left brush roller 131 and the right brush roller 132 clamp the guardrail of the road in the running process of the small road sweeper, the cleaning of dust on the guardrail is realized through the opposite rotation of the left brush roller 131 and the right brush roller 132, and the mechanical arm 11 can automatically adjust the distance between the road sweeper and the guardrail. In the process of cleaning dust on the guardrail, the left brush roller 131 and the right brush roller 132 lift the dust, the dust lifted by the dust suction mechanism 12 is sucked into the suction pipe 41 in time, the dust airflow is conveyed to the inclined tee joint 43 along the suction pipe 41 and is conveyed to the mixer 44 together with the water mist for fully mixing, large-particle wet dust is formed, the large-particle wet dust enters the centrifugal separator 45 along the conveying pipe 42 and is forced to be separated from air, the large-particle wet dust falls into the storage box 6, and clean air is discharged. The adjustment spring 125 can adjust the angle of inclination of the brush arrangement 13 in real time to accommodate the cleaning of non-upright road barriers.

After the guardrail cleaning operation is completed, the lifting oil cylinder 1104 is started to push the sliding block 1106 to move on the vertical guide rail 1110, the brush mechanism 13 and the dust collection mechanism 12 move upwards together under the action of the first parallelogram mechanism 1101 and the third parallelogram mechanism 1103 until the left brush roller and the right brush roller are higher than the guardrail, the brush mechanism 13 or the dust collection mechanism 12 is lightly pushed by a hand under the action of the elastic force of the balance spring 1105, the brush mechanism 13 and the dust collection mechanism 12 horizontally move together and are tightened on the side face of the road sweeper under the action of the second parallelogram mechanism 1102 and the third parallelogram mechanism 1103, and the clamping block arranged on the horizontal guide rail 1111 can position the roller 1108 to store the brush mechanism 13 and the dust collection mechanism 12. The handle 93 of the swing mechanism 9 is pressed by hand, the chuck 94 is separated from the clamping hole 91 on the upright post 1107, at this time, the mechanical arm 11 is swung by hand to make the clamping hole 91 rotate along with the upright post 1107, when the brush mechanism 13 and the dust suction mechanism 12 rotate to the right front of the road sweeper together, the handle 93 is released to make the chuck 94 embedded into the clamping hole 91, thereby fixing the cleaning device.

The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent variations made by using the contents of the specification and the drawings are included in the scope of the present invention.

Claims

1. A road guardrail cleaning vehicle is characterized by comprising a vehicle body, a cleaning device and a swing mechanism;

a mechanical arm seat is fixedly arranged on the vehicle body;

2. The road guardrail cleaning vehicle of claim 1, further comprising a vehicle body, a frame seat, a front support wheel, and a mount; the fixed frame is arranged at the front end of the vehicle body and comprises a frame body, a front supporting wheel seat and a mechanical arm seat; the support body is fixedly connected to the frame seat, the front supporting wheel seat is fixedly connected with the support body, the front supporting wheel seat is connected with the front supporting wheel through a second revolute pair, and the mechanical arm seat is fixedly connected to the upper portion of the support body.

3. The road guardrail cleaning vehicle of claim 1, wherein the mechanical arm comprises an upright post, a first parallelogram mechanism, a second parallelogram mechanism and a third parallelogram mechanism, a vertical guide rail is arranged on the upright post, a sliding block is hinged to the bottom of the first parallelogram mechanism, the sliding block is connected with the vertical guide rail in a sliding manner, a lifting power mechanism is arranged at the bottom of the sliding block, the top of the first parallelogram mechanism and the top of the third parallelogram mechanism are both connected with the composite joint through a third revolute pair, and the bottom of the third parallelogram mechanism is connected with the dust suction mechanism and the brush mechanism; the first parallelogram mechanism is hinged with a connecting rod A of the second parallelogram mechanism, the connecting rod A is connected with the sliding block through a balance spring, the third parallelogram mechanism is hinged with a connecting rod B of the second parallelogram mechanism, the second parallelogram mechanism is provided with a roller, a horizontal guide rail which is adaptive to the position of the hairbrush mechanism is arranged on the mechanical arm seat, and the roller is in rolling connection with the horizontal guide rail.

4. The road guardrail cleaning vehicle of claim 3, wherein the horizontal rail is provided with a fixture block for positioning the roller.

5. The road guardrail cleaning vehicle of claim 1, wherein the number of the card holes is three.

6. The road guardrail cleaning vehicle of claim 5, wherein the clamping holes comprise a first clamping hole, a second clamping hole and a third clamping hole which are sequentially arranged at the same height, an axis angle between the first clamping hole and the second clamping hole is 90 degrees, an axis angle between the second clamping hole and the third clamping hole is 90 degrees, and an axis angle between the first clamping hole and the third clamping hole is 180 degrees.

7. The road guardrail cleaning vehicle of claim 3, wherein the dust extraction mechanism comprises a housing, a pipe joint, an adjustment spring, and a hanger; the bottom of the hanging rack is fixedly connected with the housing, the top of the hanging rack is connected with a connecting rod C of the third parallelogram mechanism through a revolute pair, and the hanging rack is connected with a connecting rod D of the third parallelogram mechanism through an adjusting spring; the pipe joint is fixedly connected with the housing, the pipe joint is communicated with the concave cavity at the bottom of the housing, and a filter screen is arranged at the bottom of the housing.

8. The road guardrail cleaning vehicle of claim 7, wherein the brush mechanism comprises a left brush roller, a right brush roller, and a brush holder mounted on the housing, the left and right brush rollers each having a brush shaft, the top portions of the two brush shafts each being power-connected to a motor.

9. The road guardrail cleaning vehicle of claim 7, further comprising a conveying mechanism, a water atomizer, a centrifugal separator, a negative pressure device, and a storage tank;

10. The road guardrail cleaning vehicle of claim 1, further comprising a vehicle body, a frame seat, a front support wheel, and a mount; the fixed frame is arranged at the front end of the vehicle body and comprises a frame body, a front supporting wheel seat and a mechanical arm seat; the frame body is fixedly connected to the frame seat, the front supporting wheel seat is fixedly connected with the frame body, the front supporting wheel seat is connected with the front supporting wheel through a second revolute pair, and the mechanical arm seat is fixedly connected to the upper portion of the frame body; the automobile body includes frame and swing hydro-cylinder, the rear portion of frame seat is equipped with the frame axle that is used for installing the rear wheel, the frame axle with the frame is connected with the fourth revolute pair, the cylinder body of swing hydro-cylinder with the frame is connected with the fifth revolute pair, the piston rod of swing hydro-cylinder with the frame seat is connected with the sixth revolute pair.