CN214295879U - External cleaning machine for concrete mixer truck in and out of factory - Google Patents

Abstract

An external cleaning machine for a concrete mixer truck when entering and leaving a plant comprises a supporting platform, a parking shed arranged on the supporting platform, a sedimentation tank arranged below the ground on one side of the supporting platform and a water tank communicated with the sedimentation tank, wherein a filtering hole is formed in the supporting platform, a water receiving tank communicated with the filtering hole is arranged below the supporting platform, and the water receiving tank is communicated with the sedimentation tank; the flushing device is arranged on the support platform and positioned in the parking shed, and is used for flushing concrete, soil and large-particle stone slag on the concrete mixer truck; the slag removing device is arranged on the flushing device and is used for removing large-particle stone slag remained on the supporting table; this application has the effect of cleaing away remaining large granule ballast on the brace table, has improved to a certain extent because of remaining the more condition that arouses the filtration pore jam of large granule ballast on the brace table.

Description

External cleaning machine for concrete mixer truck in and out of factory

Technical Field

The application relates to the field of concrete truck cleaning technology, in particular to an external cleaning machine for a concrete mixer truck when the concrete mixer truck enters and exits a plant.

Background

The concrete mixer truck is a special truck for conveying concrete for construction, and in the process of loading and running of the concrete mixer truck, impurities such as concrete, soil and large-particle stone slag can be remained on a mixing tank and a truck body of the concrete mixer truck, so that the concrete mixer truck can be cleaned when the concrete mixer truck enters and leaves a factory.

Chinese patent with publication number CN209972408U discloses a concrete mixer cleaning system, which comprises a supporting table, a parking shed in an inverted U shape is arranged on the supporting table, a plurality of through pipes are arranged on the inner wall of the parking shed side by side at equal intervals, a Y-shaped pipe is vertically communicated with each through pipe at equal intervals, the Y-shaped pipe has two input ends and an output end, an output pipe of the Y-shaped pipe is communicated with the through pipes, the two input ends of the Y-shaped pipe are respectively communicated with a flushing device and a drying device, and a filtering hole is formed in the supporting table.

To the correlation technique among the above-mentioned, the inventor thinks correlation technique when wasing the concrete mixer truck, and concrete, earth and the mixing of water on the concrete mixer truck become sewage, then sewage discharges into the sedimentation tank through the filtration pore of crossing of a supporting bench, but can remain on the supporting bench and can't discharge through the filtration pore of crossing of a supporting bench, remains and can influence the sewage of a supporting bench when the large granule ballast of a supporting bench is too much and discharge through crossing the filtration pore.

SUMMERY OF THE UTILITY MODEL

Influence sewage and carry out the condition of discharging through filtering the hole when piling up more in order to improve the large granule ballast on the brace table, this application provides an outside cleaning machine when concrete mixer business turn over factory.

The application provides an outside cleaning machine when concrete business turn over factory adopts following technical scheme:

an external cleaning machine for a concrete mixer truck when entering and leaving a plant comprises a supporting table, a parking shed arranged on the supporting table, a sedimentation tank arranged below the ground on one side of the supporting table, and a water tank communicated with the sedimentation tank, wherein the water tank is arranged below the ground on one side of the supporting table; the flushing device is arranged on the support platform and positioned in the parking shed, and is used for flushing concrete, soil and large-particle stone residues on the concrete mixer truck; the slag removing device is arranged on the flushing device and used for removing large-particle stone slag remained on the supporting table (1).

By adopting the technical scheme, after the concrete mixer truck is driven into the parking shed, the washing device is used for washing the outside of the concrete mixer truck, concrete, soil and large-particle stone slag on the concrete mixer truck are washed onto the supporting table by the washing device, the concrete and the soil are mixed in water and enter the water receiving pool through the filtering holes of the supporting table, then the mixture flows into the sedimentation tank, and the large-particle stone slag is remained on the supporting table and is not easy to be brought into the water receiving pool by water; after the concrete mixer truck drives out the parking shed, start the scarfing cinder device, the scarfing cinder device will clear away the remaining large granule ballast on the brace table, has improved the condition that influences sewage and carry out the emission through the filtration pore of crossing of brace table when large granule ballast piles up more on the brace table.

Optionally, the flushing device comprises a vertical pipe and a top pipe; the vertical pipes are arranged in the parking shed and positioned above the supporting platform, and a plurality of vertical pipes are arranged; a plurality of transverse pipes are communicated between every two adjacent vertical pipes; the top pipe is arranged at one end of the vertical pipe far away from the ground, and two ends of the top pipe (62) are respectively communicated with the vertical pipes at two sides of the support platform; a plurality of water spraying heads are arranged on the transverse pipe along the length direction of the transverse pipe, a plurality of water spraying heads are arranged on the top pipe along the length direction of the top pipe, and the water spraying heads are used for washing the concrete mixer truck in the parking shed; a water suction pump is arranged on the water tank, a water suction pipe is arranged at the inlet end of the water suction pump, and one end of the water suction pipe, which is far away from the water suction pump, is communicated with the water tank; the pump outlet end of the water suction pump is provided with a water delivery pipe, and one end of the water delivery pipe, which is far away from the water suction pump, is communicated with the vertical pipe.

Through adopting above-mentioned technical scheme, start the suction pump, the suction pump is gone into the drinking-water pipe with the water pump in the water tank, then water in the drinking-water pipe passes through the suction pump and enters into in the water delivery pipe, water in the water delivery pipe enters into in the standpipe, water in the standpipe reenters violently pipe and the ejector pipe, water rethread sprinkler bead in standpipe and the ejector pipe washes to the concrete mixer truck in the parking shed, concrete on the concrete mixer truck, earth and large granule ballast are washed on the brace table, concrete and earth flow to the water receiving pond through the filtration pore flow of brace table in mixing sewage, sewage in the water receiving pond flows into the sedimentation tank again, the sewage of sedimentation tank flows back to the water tank after deposiing again, realized the outside comparatively convenient effect that washes the concrete mixer truck, and realized the reuse of water resource, the water cost has been saved.

Optionally, the slag removal device comprises a lifting part and a slag removal part; the lifting part is arranged in the parking shed, the slag removing part is arranged on the lifting part, and the lifting part is used for driving the slag removing part to vertically lift; the slag removing part is used for removing large-particle stone slag remained on the supporting table.

Through adopting above-mentioned technical scheme, after the concrete mixer truck drives out the parking shed, start the lift portion of scarfing cinder device, the scarfing cinder portion of lift portion control reachs suitable high position, then starts scarfing cinder portion, and scarfing cinder portion will clear away remaining large granule ballast on the brace table, has realized cleaing away the comparatively convenient effect of remaining large granule ballast on the brace table.

Optionally, the slag removing part comprises a lifting plate, a mounting plate, a motor, a gear and a scraper; the supporting platform is rectangular, the length direction of the supporting platform is consistent with the advancing direction of the concrete mixer truck on the supporting platform, the length direction of the lifting plate is consistent with the length direction of the supporting platform, and the length of the lifting plate is greater than that of the supporting platform; the mounting plate is provided with a sliding block, the lifting plate is provided with a sliding groove along the length direction of the lifting plate, and the sliding block is positioned in the sliding groove and is in sliding fit with the sliding groove; the motor is arranged on the mounting plate, the axis of the output shaft of the motor is vertical to the length direction of the lifting plate, and the output shaft of the motor is coaxially connected with the gear; a rack is arranged on the lifting plate along the length direction of the lifting plate, and the gear is meshed with the rack; the scraper is arranged on the surface of one side of the mounting plate, which is close to the support platform, the length direction of the scraper is consistent with the width direction of the support platform, and one side of the scraper, which is close to the support platform, is used for abutting against the support platform; slag discharge grooves are formed in the ground at the two ends of the supporting platform, and the length directions of the slag discharge grooves and the scraper are consistent; the lifting plate is connected with the lifting part, and the lifting part is used for driving the lifting plate to lift in the vertical direction.

Through adopting the above technical scheme, the starter motor, the output shaft of motor rotates and will drive gear revolve, and gear and rack mesh mutually, the motor will be followed the length direction motion of lifter plate, the motor drives the length direction motion of mounting panel along the lifter plate, the mounting panel drives the scraper blade and moves along a supporting bench's length direction, the scraper blade will be scraped remaining large granule ballast on a supporting bench, and the scraper blade is scraped the ballast on a supporting bench to the row's cinder inslot at a supporting bench's both ends, realized cleaing away comparatively convenient effect to remaining large granule ballast on a supporting bench.

Optionally, the lifting part comprises a cylinder and a slide rod; the cylinder is arranged on the vertical pipe, a piston rod of the cylinder vertically extends downwards, and the piston rod of the cylinder is connected with the lifting plate; the slide bar is vertically arranged on the supporting table, a lifting port for the slide bar to pass through is formed in the lifting plate, and the slide bar is in sliding fit with the lifting plate through the lifting port.

By adopting the technical scheme, when the support table is not required to be cleaned, the motor is started, the motor and the mounting plate move along the length direction of the support table, the scraper is positioned right above the slag discharging groove, then the piston rod of the cylinder vertically extends downwards from the cylinder body of the cylinder, the piston rod of the cylinder drives the lifting plate to slide and descend along the sliding rod, the lifting plate drives the mounting plate to descend, the mounting plate drives the scraper to descend into the slag discharging groove, the wheels of the concrete mixer pass through the upper part of the slag discharging groove, and the grinding damage to the scraper when the concrete mixer enters or exits the parking shed can be avoided; when the scarfing cinder is required to be removed from the supporting table, the piston rod of the air cylinder is retracted into the cylinder body of the air cylinder, the piston rod of the air cylinder drives the lifting plate to vertically ascend along the slide bar, the lifting plate drives the mounting plate to vertically ascend, the mounting plate drives the scraper blade to vertically ascend from the deslagging trough, so that the height of the bottom side surface of the scraper blade is consistent with the height of the upper side surface of the supporting table, the motor for starting the scarfing cinder is used for removing the large-granule stone cinder left on the supporting table, and the lifting part and the deslagging trough realize the effect of protecting the scraper blade.

Optionally, a protective cover is arranged on the lifting plate, and the protective cover is used for shielding the motor, the gear and the rack.

Through adopting above-mentioned technical scheme, including the protection casing sheltered from motor, tooth and rack, water splash to motor, gear and rack when having prevented to a certain extent to wash the concrete mixer truck, reduced the condition that motor, gear and rack take place the corrosion because of being stained with water.

Optionally, the upper end opening of sedimentation tank sets up, the inner diapire slope setting in row's sediment groove, the slope lower extreme in row's sediment groove with the upper end opening of sedimentation tank is linked together.

Through adopting above-mentioned technical scheme, the scraper blade is scraped the sediment pond with remaining large granule ballast on the brace table in, arranges the slope of sediment groove and sets up, and arranges the lowest in sediment groove and be linked together with the sedimentation tank, is convenient for arrange the large granule ballast in the sediment groove and roll and fall in the sedimentation tank.

Optionally, a plurality of bottom pipes are arranged on one side of the support platform, which is close to the water receiving tank; the two ends of the bottom pipe are respectively communicated with the vertical pipes on the two sides of the supporting platform, a plurality of water spraying heads are arranged on the bottom pipe along the length direction of the bottom pipe, and the water spraying heads on the bottom pipe vertically extend upwards into the filtering holes of the supporting platform.

Through adopting above-mentioned technical scheme, start the suction pump, the suction pump passes through the drinking-water pipe with the water in the water tank and pumps into the standpipe, and the water in the standpipe still can enter into the bottom tube, is convenient for wash the chassis and the wheel of concrete mixer truck.

Optionally, the water receiving tank is arranged in an inclined mode, and the inclined lowest end of the water receiving tank is communicated with the sedimentation tank.

Through adopting above-mentioned technical scheme, when washing unit washed the concrete mixer, concrete on the concrete mixer, earth were washed on the brace table and are become sewage with water mixing together, during sewage entered into the water receiving pond through the filtration pore of propping up the brace table, the slope of water receiving pond set up, the least significant end and the sedimentation tank of water receiving pond are linked together, in the sewage stream row to the sedimentation tank in the water receiving pond of being convenient for, reduced sewage to a certain extent and deposiing and then cause the water receiving pond to take place the condition of blockking up in the water receiving pond.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the water suction pump is started, the flushing device flushes the outside of the concrete mixer, concrete, soil and large-particle stone slag on the concrete mixer are flushed onto the supporting table, the concrete and the soil are mixed in water and are drained into the water receiving tank, sewage in the water receiving tank then enters the sedimentation tank, and the sewage in the sedimentation tank enters the water tank after sedimentation, so that the effect of conveniently cleaning the outside of the concrete mixer is achieved, and water resources are saved;

2. after the concrete mixer leaves the parking shed, through the scarfing cinder portion of lift portion control, make the scraper blade of scarfing cinder portion rise to the assigned position from arranging the cinder inslot, start the motor of scarfing cinder portion, the motor will drive the scraper blade and move along a supporting bench's length direction, the scraper blade is scraped to arranging the cinder inslot with remaining large granule ballast on the supporting bench, arrange the large granule ballast in the cinder inslot and enter into the sedimentation tank at last, after the scarfing cinder is finished, descend to arranging the cinder inslot through lift portion control scraper blade, make things convenient for the concrete mixer to enter into in the parking shed, realized cleaing away the comparatively convenient effect of remaining large granule ballast on the supporting bench.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic view for showing the internal structure of the parking shed and a slag runner.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a cross-sectional view of an embodiment of the present application.

Description of reference numerals: 1. a support table; 11. a filtration pore; 12. a connecting pipe orifice; 2. a parking shed; 3. a water receiving pool; 4. a sedimentation tank; 41. a slag discharge groove; 5. a water tank; 6. a flushing device; 61. a vertical tube; 611. a transverse tube; 6111. a sprinkler head; 612. a bottom tube; 62. jacking pipes; 63. a water pump; 64. a water pumping pipe; 65. a water delivery pipe; 7. a slag removal device; 71. a slag removal part; 711. a lifting plate; 7111. a chute; 7112. a rack; 7113. a lifting port; 7114. a protective cover; 712. mounting a plate; 7121. a slider; 713. a motor; 714. a gear; 715. a squeegee; 7151. a connecting plate; 72. a lifting part; 721. a cylinder; 722. a slide bar.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses outside cleaning machine when concrete mixer truck went in and out of factory. Referring to fig. 1, the external cleaning machine for the concrete mixer truck to enter and exit a plant comprises a support table 1, a parking shed 2 arranged on the support table 1, a sedimentation tank 4 arranged below the ground on one side of the support table 1 and a water tank 5 communicated with the sedimentation tank 4, wherein the water tank 5 is arranged below the ground on one side of the support table 1, a filter hole 11 is formed in the support table 1, a water receiving tank 3 communicated with the filter hole 11 is arranged below the support table 1, the water receiving tank 3 is communicated with the sedimentation tank 4, and the external cleaning machine further comprises a flushing device 6 and a slag removing device 7; the flushing device 6 is arranged on the support table 1 and positioned in the parking shed 2, and the flushing device 6 is used for flushing concrete, soil and large-particle stone slag on the concrete mixer truck; the slag removing device 7 is arranged on the flushing device 6, and the slag removing device 7 is used for removing large-particle stone slag remained on the supporting table 1.

Referring to fig. 1 and 2, the flushing device 6 comprises a standpipe 61 and a top pipe 62; the supporting table 1 is provided with a plurality of connecting pipe orifices 12, the vertical pipe 61 vertically penetrates through the connecting pipe orifices 12 of the supporting table 1 and then extends downwards, and the vertical pipe 61 is welded with the supporting table 1; two ends of the top pipe 62 are respectively communicated with one end of the vertical pipe 61 far away from the support platform 1; a plurality of transverse pipes 611 are communicated between the adjacent vertical pipes 61; the top pipe 62 is connected with a plurality of sprinkler heads 6111 through bolts along the length direction of the top pipe 62, the horizontal pipe 611 is connected with a plurality of sprinkler heads 6111 through bolts along the length direction of the horizontal pipe 611, and the sprinkler heads 6111 are used for flushing the outside of the concrete mixer truck; a water suction pump 63 is connected to the water tank 5 through a bolt, a water suction pipe 64 is communicated with the inlet end of the water suction pump 63, one end, far away from the water suction pump 63, of the water suction pipe 64 is communicated with the water tank 5, a water delivery pipe 65 is communicated with the outlet end of the water suction pump 63, and one end, far away from the water suction pump 63, of the water delivery pipe 65 is communicated with the vertical pipe 61; the water pump 63 is started, the water in the water tank 5 is pumped into the vertical pipe 61, the top pipe 62 and the horizontal pipe 611, and the water in the top pipe 62 and the horizontal pipe 611 is flushed to the concrete mixer truck in the parking shed 2 through the water jet 6111.

Referring to fig. 2 and 3, the slag removing device 7 includes an elevating portion 72 and a slag removing portion 71, the elevating portion 72 is disposed in the parking shed 2, the slag removing portion 71 is disposed on the elevating portion 72, and the elevating portion 72 is used for driving the slag removing portion 71 to ascend and descend; the slag removing portion 71 is used for removing large-particle rock debris remaining on the support table 1.

Referring to fig. 2 and 3, the slag removing part 71 comprises a lifting plate 711, a mounting plate 712, a motor 713, a gear 714 and a scraper 715; the length direction of the lifting plate 711 is consistent with the length direction of the support table 1, and the length of the lifting plate 711 is greater than that of the support table 1; the lifting plate 711 is provided with a sliding groove 7111 along the length direction of the lifting plate 711, the mounting plate 712 is arranged on the lifting plate 711, the mounting plate 712 is provided with a sliding block 7121, the sliding block 7121 is positioned in the sliding groove 7111 and is in sliding fit with the sliding groove 7111, the cross sections of the sliding groove 7111 and the sliding block 7121 are in a dovetail shape, and the connecting firmness of the mounting plate 712 and the lifting plate 711 is improved to a certain extent; the motor 713 is connected to the mounting plate 712 through bolts, the axis of the output shaft of the motor 713 is perpendicular to the length direction of the lifting plate 711, the output shaft of the motor 713 penetrates through the inner hole of the gear 714, and the outer wall of the output shaft of the motor 713 is in clearance fit with the inner hole wall of the gear 714 and is connected through a flat key; a rack 7112 is arranged on the lifting plate 711 along the length direction of the lifting plate 711, and the gear 714 is meshed with the rack 7112; a connecting plate 7151 is welded on one side face, close to the support platform 1, of the mounting plate 712, one end of the connecting plate 7151 is welded with the support platform 1, one end, far away from the support platform 1, of the connecting plate 7151 is welded with the scraper 715, the support platform 1 is rectangular, the length direction of the support platform 1 is consistent with the advancing direction of the concrete mixer truck on the support platform 1, the length direction of the scraper 715 is consistent with the width direction of the support platform 1, and one side face, close to the support platform 1, of the scraper 715 is used for abutting against the support platform 1; the ground close to the two ends of the support table 1 is provided with slag discharge grooves 41, and the length directions of the slag discharge grooves 41 and the scraper 715 are consistent; the lifting plate 711 is connected with the lifting part 72, and the lifting part 72 is used for driving the lifting plate 711 to ascend and descend in the vertical direction; the motor 713 is started, the motor 713 transmits rotating force to the gear 714, the gear 714 is meshed with the rack 7112 to rotate, the motor 713 and the mounting plate 712 are driven to move along the length direction of the lifting plate 711, the mounting plate 712 drives the connecting plate 7151 and the scraper 715 to move along the length direction of the support platform 1, and the scraper 715 scrapes large-particle stone slag remained on the support platform 1 into the slag discharging groove 41.

Referring to fig. 3, the elevating unit 72 includes a cylinder 721 and a slide bar 722; the air cylinder 721 is arranged on the vertical pipe 61, the air cylinder 721 is connected with the vertical pipe 61 through a bolt, a piston rod of the air cylinder 721 extends vertically downwards, and the piston rod of the air cylinder 721 is connected with the lifting plate 711; the sliding rod 722 is vertically welded on the supporting platform 1, a lifting port 7113 through which the sliding rod 722 passes is formed in the lifting plate 711, and one end, far away from the supporting platform 1, of the sliding rod 722 passes through the lifting port 7113 and is in sliding fit with the lifting plate 711; the air cylinder 721 of the lifting part 72 controls the slag removing part 71 to ascend to a proper height so that the slag removing part 71 can clean the support platform 1, and after the slag removing part 71 is cleaned, the air cylinder 721 and the motor 713 control the slag removing part 71 to descend into the slag discharging groove 41 so that the concrete mixer truck can get in and out of the parking shed 2.

Referring to fig. 1, the lifting plate 711 is connected with a protective cover 7114 through bolts along the length direction of the lifting plate 711, the motor 713, the gear 714 and the rack 7112 are shielded by the protective cover 7114, and the protective cover 7114 can prevent sewage from splashing on the motor 713, the gear 714 and the rack 7112 in the process of washing the concrete mixer truck to a certain extent, so that the situation that the motor 713, the gear 714 and the rack 7112 are rusted due to adhered water is reduced.

Referring to fig. 2, the upper end of the sedimentation tank 4 is open, the slag discharge groove 41 is obliquely arranged, and the lowest oblique end of the slag discharge groove 41 is communicated with the sedimentation tank 4; after the large-particle stone slag is scraped into the slag discharging groove 41 by the slag removing part 71, the large-particle stone slag rolls down to the sedimentation tank 4 along the bottom wall of the slag discharging groove 41.

Referring to fig. 4, a plurality of bottom tubes 612 are arranged on one side of the support platform 1 close to the water receiving tank 3; two ends of the bottom tube 612 are respectively communicated with one ends, far away from the top tube 62, of the vertical tubes 61 on two sides of the support table 1, a plurality of water spray heads 6111 are arranged on the bottom tube 612 along the length direction of the bottom tube 612, and the water spray heads 6111 on the bottom tube 612 vertically extend upwards into the filter holes 11 of the support table 1; when the water pump 63 is started, water in the water tank 5 is pumped into the vertical pipe 61, the water in the vertical pipe 61 can also enter the bottom pipe 612, and then the water in the bottom pipe 612 washes the chassis and wheels of the concrete mixer truck through the water spray head 6111 on the bottom pipe 612.

Referring to fig. 4, the water receiving tank 3 is obliquely arranged, and the lowest oblique end of the water receiving tank 3 is communicated with the sedimentation tank 4; so that the sewage mixed with concrete and soil in the water receiving tank 3 can flow and drain to the sedimentation tank 4 quickly, and the condition that the sewage in the water receiving tank 3 is blocked due to sedimentation is reduced to a certain extent.

The implementation principle of the external cleaning machine when the concrete mixer truck enters and exits the plant is as follows: when the concrete mixer truck enters or leaves a plant, the concrete mixer truck enters the parking shed 2, the water pump 63 is started, water in the water tank 5 is pumped into the vertical pipe 61, the water in the vertical pipe 61 enters the transverse pipe 611, the top pipe 62 and the bottom pipe 612, the water in the transverse pipe 611, the top pipe 62 and the bottom pipe 612 is flushed outside the concrete mixer truck through the water spray head 6111, concrete and soil on the concrete mixer truck are mixed in the water and enter the water receiving tank 3 through the filter holes 11 on the support platform 1, sewage in the water receiving tank 3 finally enters the water tank 5 after being precipitated, and large-particle stone residues are remained on the support platform 1; after the concrete mixer truck leaves the parking shed 2, the water pump 63 is turned off, the air cylinder 721 of the lifting part 72 controls the slag removing part 71 to ascend from the slag discharging groove 41, so that the lower surface of the scraper 715 and the upper surface of the support platform 1 are located at the same height, then the motor 713 is started, the motor 713 drives the scraper 715 to scrape and discharge the large-particle stone slag remained on the support platform 1 into the slag discharging groove 41, the large-particle stone slag rolls in the slag discharging groove 41 and finally enters the sedimentation tank 4, and after the slag removal is finished, the scraper 715 is controlled to descend into the slag discharging groove 41 through the air cylinder 721 and the motor 713, so that the concrete mixer truck can conveniently enter and exit the parking shed 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides an outside cleaning machine when concrete mixer truck passes in and out factory, includes brace table (1), sets up parking shed (2) on brace table (1), set up and be in brace table (1) one side below ground sedimentation tank (4) and with water tank (5) that sedimentation tank (4) are linked together, water tank (5) set up brace table (1) one side below ground, seted up on brace table (1) and filtered hole (11), brace table (1) below is provided with and filters water receiving pond (3) that hole (11) are linked together, water receiving pond (3) with sedimentation tank (4) are linked together, its characterized in that: the device also comprises a flushing device (6) and a slag removing device (7); the flushing device (6) is arranged on the support table (1) and is positioned in the parking shed (2), and the flushing device (6) is used for flushing concrete, soil and large-particle stone slag on the concrete mixer truck; the slag removal device (7) is arranged on the flushing device (6), and the slag removal device (7) is used for removing large-particle stone slag remained on the supporting table (1).

2. The external cleaning machine for concrete mixer truck according to claim 1, wherein: the flushing device (6) comprises a standpipe (61) and a top pipe (62); the vertical pipes (61) are arranged in the parking shed and positioned above the supporting platform, and a plurality of vertical pipes (61) are arranged; a plurality of transverse pipes (611) are communicated between every two adjacent vertical pipes (61); the top pipe (62) is arranged at one end of the vertical pipe (61) far away from the ground, and two ends of the top pipe (62) are respectively communicated with the vertical pipes (61) on two sides of the support platform (1); a plurality of water spraying heads (6111) are arranged on the transverse pipe (611) along the length direction of the transverse pipe (611), a plurality of water spraying heads (6111) are arranged on the top pipe (62) along the length direction of the top pipe (62), and the water spraying heads (6111) are used for washing the concrete mixer truck in the parking shed (2); a water suction pump (63) is arranged on the water tank (5), a water suction pipe (64) is arranged at the pump inlet end of the water suction pump (63), and one end, far away from the water suction pump (63), of the water suction pipe (64) is communicated with the water tank (5); the pump outlet end of suction pump (63) is provided with raceway (65), raceway (65) are kept away from the one end of suction pump (63) with standpipe (61) are linked together.

3. The external cleaning machine for concrete mixer truck according to claim 2, wherein: the slag removal device (7) comprises a lifting part (72) and a slag removal part (71); the lifting part (72) is arranged in the parking shed (2), the slag removing part (71) is arranged on the lifting part (72), and the lifting part (72) is used for driving the slag removing part (71) to vertically lift; the slag removing part (71) is used for removing large-particle stone slag remained on the supporting platform (1).

4. The external cleaning machine for concrete mixer truck according to claim 3, wherein: the slag removing part (71) comprises a lifting plate (711), a mounting plate (712), a motor (713), a gear (714) and a scraper (715); the supporting platform (1) is rectangular, the length direction of the supporting platform (1) is consistent with the advancing direction of a concrete mixer truck on the supporting platform (1), the length direction of the lifting plate (711) is consistent with the length direction of the supporting platform (1), and the length of the lifting plate (711) is greater than that of the supporting platform (1); a sliding block (7121) is arranged on the mounting plate (712), a sliding groove (7111) is formed in the lifting plate (711) along the length direction of the lifting plate (711), and the sliding block (7121) is located in the sliding groove (7111) and is in sliding fit with the sliding groove (7111); the motor (713) is arranged on the mounting plate (712), the axis of the output shaft of the motor (713) is perpendicular to the length direction of the lifting plate (711), and the output shaft of the motor (713) is coaxially connected with the gear (714); a rack (7112) is arranged on the lifting plate (711) along the length direction of the lifting plate (711), and the gear (714) is meshed with the rack (7112); the scraper (715) is arranged on the plate surface of one side, close to the support platform (1), of the mounting plate (712), the length direction of the scraper (715) is consistent with the width direction of the support platform (1), and one side, close to the support platform (1), of the scraper (715) is used for abutting against the support platform (1); slag discharge grooves (41) are formed in the ground at the two ends of the support table (1), and the length directions of the slag discharge grooves (41) and the scraper (715) are consistent; the lifting plate (711) is connected with the lifting part (72), and the lifting part (72) is used for driving the lifting plate (711) to lift in the vertical direction.

5. The external cleaning machine for concrete mixer truck according to claim 4, wherein: the lifting part (72) comprises a cylinder (721) and a sliding rod (722); the air cylinder (721) is arranged on the vertical pipe (61), a piston rod of the air cylinder (721) vertically extends downwards, and a piston rod of the air cylinder (721) is connected with the lifting plate (711); the sliding rod (722) is vertically arranged on the supporting table (1), a lifting opening (7113) for the sliding rod (722) to penetrate through is formed in the lifting plate (711), and the sliding rod (722) is in sliding fit with the lifting plate (711) through the lifting opening (7113).

6. The external cleaning machine for concrete mixer truck according to claim 5, wherein: be provided with protection casing (7114) on lifter plate (711), protection casing (7114) are used for sheltering from motor (713), gear (714) and rack (7112).

7. The external cleaning machine for concrete mixer truck according to claim 4, wherein: the upper end opening setting of sedimentation tank (4), the interior diapire slope setting of row sediment groove (41), the slope lower extreme of row sediment groove (41) with the upper end opening of sedimentation tank (4) is linked together.

8. The external cleaning machine for concrete mixer truck according to claim 2, wherein: a plurality of bottom pipes (612) are arranged on one side of the support platform (1) close to the water receiving tank (3); the two ends of the bottom pipe (612) are respectively communicated with the vertical pipes (61) on the two sides of the support platform (1), a plurality of water spray heads (6111) are arranged on the bottom pipe (612) along the length direction of the bottom pipe (612), and the water spray heads (6111) on the bottom pipe (612) vertically extend upwards into the filter holes (11) of the support platform (1).

9. The external cleaning machine for concrete mixer truck according to claim 1, wherein: the water receiving tank (3) is obliquely arranged, and the lowest oblique end of the water receiving tank (3) is communicated with the upper end opening of the sedimentation tank (4).

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