CN216615627U

CN216615627U - Municipal works are with multi-functional device of decontaminating

Info

Publication number: CN216615627U
Application number: CN202122130473.1U
Authority: CN
Inventors: 骆小军; 朱明�; 弥超; 鲁进晓; 王婷婷; 郭鹏斌; 马凯娟; 骆雅雯
Original assignee: Huagan Engineering Design Co ltd
Current assignee: Huagan Engineering Design Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-05-27
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a multifunctional sewage disposal device for municipal engineering, which comprises a cross beam, a cleaning box, an oil removal box and a dust collection box, wherein the two sides of the bottom of the cross beam are symmetrically connected with vertical plates, a first rotating shaft is arranged between the two vertical plates, one end of the first rotating shaft is connected with an adjusting motor, an installation roller is arranged on the first rotating shaft, the side surface of the installation roller is provided with the cleaning box, the oil removal box and the dust collection box, the two sides of the top of an inner cavity of the cross beam are symmetrically provided with a plurality of hydraulic telescopic rods, the movable ends of the hydraulic telescopic rods are connected with limiting plates, and the bottom ends of the limiting plates penetrate through grooves symmetrically formed in the bottom surface of the cross beam. According to the multifunctional cleaning device for municipal engineering, the cleaning box, the oil removing box and the dust suction box are arranged, so that the multifunctional cleaning device for municipal engineering has four cleaning functions of cleaning, mud shoveling, dust suction and oil removing, the cleaning effect is good, a plurality of cleaning devices are not required to be used when dirt is treated, the practicability is higher, and the cleaning disc can be quickly disassembled and replaced without tools.

Description

Municipal works are with multi-functional device of decontaminating

Technical Field

The utility model relates to the technical field of municipal engineering decontamination, in particular to a multifunctional decontamination device for municipal engineering.

Background

The supporting various public infrastructure construction of city life all belongs to the municipal works category, for example common urban road, the bridge, the subway, the underground pipeline, the tunnel, the river course, rail transit, sewage treatment, projects such as refuse treatment deals with, for example closely relevant various pipelines with the life again, square in addition, the construction of urban afforestation etc. all belongs to the municipal works category, along with people to the degree of importance of urban environment more and more high, whether the city is clean and tidy totally influence the impression value that the city was given to, especially whether the cleanness of urban road has directly influenced people to the first impression in this city, use a municipal works to carry out the road surface with the device of decontaminating now and decontaminate.

The prior art has the following problems:

dirty various of road surface, it is main including rubbish, the dust, mud cake and greasy dirt are four kinds, the dirty clearance method that needs the difference in different road surfaces, however current municipal works are with the most function singleness of cleaning device, can not have corresponding change the mode of decontaminating according to rubbish kind, thereby easily lead to the dirty not thorough phenomenon of clearance in road surface to take place, and use many cleaning device to clear up and increased the cost of decontaminating again, another one kind municipal works are with the clean dish of multi-functional cleaning device carrying out road surface cleaning and are used the brush of cleaning bottom behind the certain time and can receive great wearing and tearing, need periodic replacement, however current the clean dish of multi-functional cleaning device for municipal works adopts fixing bolt and nut to install fixedly mostly, need be with the help of the instrument when changing, comparatively waste time and energy.

We have therefore proposed a municipal works with multi-functional device of decontaminating that solves the above-mentioned drawback.

SUMMERY OF THE UTILITY MODEL

The multifunctional cleaning device for municipal engineering aims to overcome the defects in the prior art, integrates multiple functions of cleaning, shoveling mud, absorbing dust and removing oil dirt, is suitable for cleaning various road surface dirt, has higher practicability, and can quickly disassemble and replace the cleaning disc without tools.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a municipal works are with multi-functional device of decontaminating, includes the crossbeam, cleans the case, removes oil tank and dust absorption case, crossbeam bottom bilateral symmetry is connected with the riser, and two install first pivot between the riser to first pivot one end is connected with adjusting motor, first pivot central authorities install the installation running roller, and installs in proper order to install the side of the running roller and clean the case, remove oil tank and dust absorption case to clean the case, remove the oil tank and the dust absorption case adjacent between the contained angle be one hundred twenty degrees, a plurality of hydraulic telescoping rod is installed to crossbeam inner chamber top bilateral symmetry, and the hydraulic telescoping rod expansion end is connected with the limiting plate, two the logical groove that the crossbeam bottom surface symmetry was seted up is run through to the limiting plate bottom, two the limiting plate bottom with clean the case, remove oil tank and dust absorption case side looks butt.

Preferably, clean case one side and install driving motor, and the second pivot that runs through and clean the case lateral wall is connected to the driving motor output to evenly install a plurality of worm in the second pivot, clean the bottom of the case face and evenly install a plurality of installation bearing, and install the rotation axis in the installation bearing, and rotation axis bottom erection joint has the cleaning dish, the worm wheel is installed on the rotation axis top, and worm wheel and worm one-to-one meshing.

Preferably, the bottom surface of the deoiling box is provided with a liquid homogenizing plate, the top surface of the liquid homogenizing plate is communicated with a U-shaped pipe penetrating through the bottom surface of the deoiling box, the U-shaped pipe is provided with a submersible pump, the bottom surface of the liquid homogenizing plate is uniformly provided with a plurality of spray heads, the side surface of the deoiling box is communicated with a liquid supplementing pipe, and the liquid supplementing pipe is provided with a water valve.

Preferably, a dust collection air pump is installed on the side face of the dust collection box, an air suction pipe located in an inner cavity of the dust collection box is communicated with an air suction end of the dust collection air pump, a dust collection filter bag installed in the inner cavity of the dust collection box is arranged around the air suction pipe, a dust collection cover is installed on the bottom face of the dust collection box, and mud shoveling knives are symmetrically installed at two ends of the bottom face of the dust collection box.

Preferably, the inserting groove has been seted up to the rotation axis bottom, and the fixed orifices has been seted up to inserting groove bilateral symmetry, cleaning dish top surface central authorities are connected with the inserting column, and the inserting column pegs graft in the inserting groove, the blind hole has been seted up to inserting column bilateral symmetry, and the shifting chute has been seted up to blind hole bilateral symmetry about the blind hole to the shifting chute card has the movable plate, the fixed pin is installed to movable plate one side, and the fixed pin pegs graft in the fixed orifices, the inboard lateral wall of blind hole is connected through reset spring to movable plate one side.

Preferably, the mounting frames are symmetrically mounted at two ends of the top surface of the cross beam.

Preferably, two a plurality of removal wheel is all installed to the riser bottom surface.

Compared with the prior art, the utility model has the beneficial effects that;

1. the utility model is provided with a cleaning box, an oil removing box and a dust suction box, when in installation, the device is firstly installed on an environmental sanitation vehicle through an installation frame arranged at the top of a cross beam, when general garbage exists on the road surface, an adjusting motor arranged at one side of a starting vertical plate drives a first rotating shaft to rotate, an installation roller arranged on the first rotating shaft rotates along with the first rotating shaft until the cleaning box arranged on the installation roller rotates to the bottommost end, at the moment, a hydraulic telescopic rod arranged in an inner cavity of the starting cross beam pushes a limiting plate to penetrate through a through groove, when the limiting plate is connected with the oil removing box at two sides of the top end of the installation roller and the side surface of the dust suction box, the adjusting motor and the hydraulic telescopic rod stop working, the installation roller is in a fixed state, at the moment, a driving motor arranged at one side of the cleaning box can be started to drive a second rotating shaft to rotate, a plurality of worms are uniformly arranged on the second rotating shaft, and a plurality of installation bearings are uniformly arranged on the bottom surface of the cleaning box, and a rotating shaft is arranged in the mounting bearing, and a worm wheel arranged at the top end of the rotating shaft is meshed with a worm, so that when the second rotation is carried out, the rotating shaft rotates along with the second rotation, thereby driving a cleaning disc arranged at the other end of the rotating shaft to rotate, cleaning common garbage on the road surface, when more dust dirt and mud cakes exist on the road surface, simultaneously, the adjusting motor is started again until the adjusting dust box is positioned at the bottom end of the mounting roller wheel, mud shoveling knives are arranged at two sides of the bottom end of the dust box, the mud cakes adhered on the road surface can be scraped and cleaned along with the advance of the sanitation vehicle, simultaneously, a dust collecting air pump arranged at the side surface of the dust box can be started, negative pressure is formed in the dust box through the suction effect of an air suction pipe connected with the dust collecting air pump and arranged in the dust box, so that dust dirt on the bottom surface can be subjected to dust collection treatment through a dust collecting cover arranged at the bottom surface of the dust box, a dust collecting filter bag arranged outside the air suction pipe can be used for removing dust and filtering, avoid the breathing pipe to block up simultaneously, when there is the greasy dirt on the road surface, the accommodate motor is started once more, until adjusting the deoiling case and be in installation running roller bottom, start the immersible pump of installation on the deoiling incasement chamber U type pipe this moment and go into even liquid board with the greasy dirt cleaner pump in the deoiling case, and spray in road surface greasy dirt department through a plurality of shower nozzle of installing on even liquid board and clear up, when the greasy dirt cleaner is not enough, can open the water valve on the fluid infusion pipe and supply, through the case that cleans that sets up, deoiling case and suction box, make a municipal works use multi-functional dirt cleaning device to have simultaneously and clean, shovel mud, dust absorption and four kinds of clean functions of greasy dirt of deoiling, it is effectual to clear up, need not to call many dirt cleaning devices when handling dirty, the practicality is stronger.

2. The utility model is provided with the rotating shaft and the inserting column, when the cleaning brush at the bottom of the cleaning disc is seriously abraded and the cleaning disc needs to be replaced, the fixed pin in the fixed hole can be pressed, the moving plate connected with the fixed pin can move along the moving grooves in the blind holes arranged at the two sides of the inserting column, simultaneously, the reset spring connected between the blind hole and the moving plate is extruded until the fixing pin is separated from the fixing holes arranged at the two ends of the inserting groove at the bottom end of the rotating shaft, thereby can take out the plug-in post of installing at cleaning dish top central authorities from the inserting groove, accomplish the dismantlement of cleaning dish, in the plug-in post that the cleaning dish that changes new makes its top inserts the inserting groove, under the elastic effect of reset spring again, promote the movable plate and push into the fixed orifices together with the fixed pin top, accomplish the installation of new cleaning dish fixed to realized not with the help of under the condition of instrument, dismantle fast and change the cleaning dish.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a multifunctional sewage disposal device for municipal engineering according to the present invention;

FIG. 2 is a side sectional view of a cleaning box of the multifunctional municipal engineering decontamination device provided by the utility model;

FIG. 3 is a side sectional view of an oil removing tank of the multifunctional decontamination device for municipal engineering, which is provided by the utility model;

FIG. 4 is a side sectional view of a dust suction box of the multifunctional cleaning device for municipal engineering according to the present invention;

fig. 5 is an enlarged view of fig. 1 at a according to the present invention.

Illustration of the drawings:

1. a cross beam; 2. cleaning the box; 3. removing an oil tank; 4. a dust collection box; 5. a hydraulic telescopic rod; 6. a through groove; 7. a limiting plate; 8. adjusting the motor; 9. mounting a roller; 10. shoveling a mud knife; 11. a mounting frame; 12. a vertical plate; 13. a first rotating shaft; 14. a drive motor; 15. a second rotating shaft; 16. a worm; 17. a worm gear; 18. mounting a bearing; 19. a rotating shaft; 20. cleaning the disc; 21. a moving wheel; 22. a liquid supplementing pipe; 23. a water valve; 24. a U-shaped pipe; 25. a submersible pump; 26. a liquid homogenizing plate; 27. a spray head; 28. a dust absorption air pump; 29. an air intake duct; 30. a dust removal filter bag; 31. a dust hood; 32. inserting grooves; 33. inserting the column; 34. blind holes; 35. a moving groove; 36. a return spring; 37. moving the plate; 38. a fixing hole; 39. and fixing the pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Referring to fig. 1-5, a multifunctional cleaning device for municipal engineering comprises a beam 1, a cleaning box 2, an oil removing box 3 and a dust suction box 4, risers 12 are symmetrically connected to two sides of the bottom of the beam 1, a first rotating shaft 13 is arranged between the two risers 12, and one end of the first rotating shaft 13 is connected with an adjusting motor 8, the center of the first rotating shaft 13 is provided with a mounting roller 9, the side surface of the mounting roller 9 is sequentially provided with a cleaning box 2, an oil removing box 3 and a dust suction box 4, and the cleaning box 2, the oil removing box 3 and the dust suction box 4 are adjacent to each other, the included angle is one hundred twenty degrees, a plurality of hydraulic telescopic rods 5 are symmetrically arranged on the two sides of the top of the inner cavity of the cross beam 1, and the expansion end of the hydraulic telescopic rod 5 is connected with a limiting plate 7, the bottom ends of the two limiting plates 7 penetrate through grooves 6 symmetrically formed in the bottom surface of the cross beam 1, and the bottom ends of the two limiting plates 7 are connected with a cleaning box 2, an oil removing box 3 and a dust collection box 4 in a side face abutting mode.

In this embodiment: .

Specifically, clean case 2 one side and install driving motor 14, and driving motor 14 output is connected and is run through the second pivot 15 that cleans case 2 lateral wall, and evenly install a plurality of worm 16 on the second pivot 15, clean case 2 bottom surface and evenly install a plurality of installation bearing 18, and install rotation axis 19 in the installation bearing 18, and rotation axis 19 bottom erection joint has cleaning disc 20, and worm wheel 17 is installed on rotation axis 19 top, and worm wheel 17 meshes with worm 16 one-to-one.

In this embodiment: through the case 2 that cleans that sets up, deoiling case 3 and suction box 4 make a municipal works have simultaneously and clean, shovel mud, dust absorption and four kinds of dirty functions of decontaminating of deoiling, and cleaning effect is good, need not to call many devices of decontaminating when handling dirty, and the practicality is stronger.

In this embodiment: the cleaning disc 20 is arranged to clean and remove the common garbage on the road surface.

Specifically, a liquid homogenizing plate 26 is installed on the bottom surface of the oil removing tank 3, the top surface of the liquid homogenizing plate 26 is communicated with a U-shaped pipe 24 penetrating through the bottom surface of the oil removing tank 3, a submersible pump 25 is installed on the U-shaped pipe 24, a plurality of spray heads 27 are evenly installed on the bottom surface of the liquid homogenizing plate 26, a liquid supplementing pipe 22 is communicated with the side surface of the oil removing tank 3, and a water valve 23 is installed on the liquid supplementing pipe 22.

In this embodiment: the oil and dirt on the road surface are cleaned through the arranged liquid homogenizing plate 26 and the spray head 27.

Specifically, a dust suction air pump 28 is installed on the side surface of the dust suction box 4, the air suction end of the dust suction air pump 28 is communicated with an air suction pipe 29 located in the inner cavity of the dust suction box 4, a dust removal filter bag 30 installed in the inner cavity of the dust suction box 4 is arranged around the air suction pipe 29, a dust suction cover 31 is installed on the bottom surface of the dust suction box 4, and the mud shoveling knives 10 are symmetrically installed at two ends of the bottom surface of the dust suction box 4.

In this embodiment: the mud scraper 10 and the dust hood 31 are arranged to clean dust and dirt on the road surface and mud cakes.

Specifically, inserting groove 32 has been seted up to rotation axis 19 bottom, and inserting groove 32 bilateral symmetry has seted up fixed orifices 38, cleaning disc 20 top surface central authorities are connected with inserting column 33, and inserting column 33 pegs graft in inserting groove 32, blind hole 34 has been seted up to inserting column 33 bilateral symmetry, and blind hole 34 upper and lower bilateral symmetry has seted up shifting chute 35, and the embedded movable plate 37 that has of shifting chute 35, fixed pin 39 is installed to movable plate 37 one side, and fixed pin 39 pegs graft in fixed orifices 38, the inboard lateral wall of blind hole 34 is connected through reset spring 36 to movable plate 37 one side.

In this embodiment: the function of replacing the cleaning disc 20 by fast replacement and disassembly without tools is realized.

Specifically, the mounting frames 11 are symmetrically mounted at two ends of the top surface of the cross beam 1.

In this embodiment: the device is mounted on the sanitation vehicle through the mounting rack 11, so that the device can work conveniently.

Specifically, a plurality of movable wheels 21 are mounted on the bottom surfaces of the two vertical plates 12.

In this embodiment: the stability of the device during movement is improved by the moving wheels 21.

The working principle is as follows: the utility model is provided with a cleaning box 2, an oil removing box 3 and a dust suction box 4, when the device is installed, the device is installed on a sanitation vehicle through an installation frame 11 arranged at the top of a beam 1, when general garbage exists on the road surface, an adjusting motor 8 arranged at one side of a starting vertical plate 12 drives a first rotating shaft 13 to rotate, an installation roller 9 arranged on the first rotating shaft 13 rotates along with the first rotating shaft until the cleaning box 2 arranged on the installation roller 9 rotates to the bottom end, a hydraulic telescopic rod 5 arranged in an inner cavity of the beam 1 is started to push a limiting plate 7 to pass through a through groove 6, until the limiting plate 7 is abutted tightly against the oil removing box 3 at the two sides of the top end of the installation roller 9 and the side surface of the dust suction box 4, the adjusting motor 8 and the hydraulic telescopic rod 5 stop working, the installation roller 9 is in a fixed state, a driving motor 14 arranged at one side of the cleaning box 2 can be started to drive a second rotating shaft 15 to rotate, a plurality of worms 16 are uniformly arranged on the second rotating shaft 15, the bottom of the cleaning box 2 is uniformly provided with a plurality of mounting bearings 18, the mounting bearings 18 are internally provided with a rotating shaft 19, and a worm wheel 17 arranged at the top end of the rotating shaft 19 is meshed with a worm 16, so that when the second rotation is carried out, the rotating shaft 19 rotates along with the second rotation, a cleaning disc 20 arranged at the other end of the rotating shaft 19 is driven to rotate to clean common garbage on the road surface, when more dust dirt and mud cakes exist on the road surface, the adjusting motor 8 is started again at the same time until the adjusting dust box 4 is positioned at the bottom end of the mounting roller 9, the two sides of the bottom end of the dust box 4 are provided with the mud shoveling knives 10, the mud cakes adhered on the road surface can be scraped and cleaned along with the advancing of the sanitation truck, meanwhile, a dust suction air pump 28 arranged at the side surface of the dust box 4 can be started, and negative pressure is formed in the dust box 4 through the suction action of an air suction pipe 29 arranged in the dust box 4 and connected with the dust suction air pump 28, therefore, dust and dirt on the bottom surface is subjected to dust absorption treatment through a dust absorption cover 31 arranged on the bottom surface of the dust absorption box 4, a dust removal filter bag 30 is arranged outside the air suction pipe 29 and can be used for removing dust and filtering the sucked dust, meanwhile, the air suction pipe 29 is prevented from being blocked, when the road surface has the dirt, the adjusting motor 8 is started again until the adjusting oil removal tank 3 is positioned at the bottom end of the mounting roller 9, at the moment, the submersible pump 25 arranged on the U-shaped pipe 24 in the inner cavity of the oil removal tank 3 is started to pump the dirt cleaning agent in the oil removal tank 3 into the liquid homogenizing plate 26, and the dirt is sprayed on the road surface through the plurality of spray heads 27 arranged on the liquid homogenizing plate 26 for cleaning, when the dirt cleaning agent is insufficient, the water valve 23 on the liquid supplementing pipe 22 can be opened for supplementing, and through the arranged cleaning box 2, the oil removal tank 3 and the dust absorption box 4, the multifunctional dirt cleaning device for municipal engineering has four cleaning functions of cleaning, shoveling mud, absorbing dust and removing dirt, the cleaning device has good cleaning effect, a plurality of cleaning devices are not required to be called when the dirt is treated, the practicability is stronger, in addition, the cleaning device is provided with the rotating shaft 19 and the inserting column 33, when the cleaning brush at the bottom of the cleaning disc 20 is seriously worn and the cleaning disc 20 needs to be replaced, the fixing pin 39 positioned in the fixing hole 38 can be pressed, the moving plate 37 connected with the fixing pin 39 can move along the moving groove 35 in the blind hole 34 arranged at the two sides of the inserting column 33, simultaneously, the reset spring 36 connected between the blind hole 34 and the moving plate 37 is extruded until the fixing pin 39 is separated from the fixing hole 38 arranged at the two ends of the inserting groove 32 at the bottom end of the rotating shaft 19, thereby, the inserting column 33 arranged at the center of the top of the cleaning disc 20 can be taken out from the inserting groove 32, the cleaning disc 20 is disassembled, the replacing cleaning disc 20 is cleaned, the inserting column 33 at the top of the cleaning disc 20 is inserted into the inserting groove 32, under the elastic action of the reset spring 36, the moving plate 37 and the fixing pin 39 are pushed to be pushed into the fixing hole 38, the installation and fixation of the new cleaning disc 20 are completed, thereby realizing the quick disassembly and replacement of the cleaning disc 20 without tools.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a municipal works are with multi-functional device of decontaminating, includes crossbeam (1), cleans case (2), deoiling case (3) and suction box (4), its characterized in that, crossbeam (1) bottom bilateral symmetry is connected with riser (12), and two install first pivot (13) between riser (12), and first pivot (13) one end is connected with adjusting motor (8), installation running roller (9) is installed to first pivot (13) central authorities, and installs in proper order to clean case (2) side installation running roller (9), deoiling case (3) and suction box (4), and clean case (2), the contained angle is one hundred twenty degrees between deoiling case (3) and suction box (4) are adjacent, crossbeam (1) inner chamber top bilateral symmetry is installed a plurality of hydraulic telescoping rod (5), and hydraulic telescoping rod (5) expansion end is connected with limiting plate (7), two through groove (6) that crossbeam (1) bottom surface symmetry was seted up are run through to limiting plate (7) bottom, two limiting plate (7) bottom and clean case (2), deoiling case (3) and suction box (4) side looks butt.

2. The multifunctional cleaning device for the municipal engineering according to claim 1, wherein a driving motor (14) is installed on one side of the cleaning box (2), the output end of the driving motor (14) is connected with a second rotating shaft (15) penetrating through the side wall of the cleaning box (2), a plurality of worms (16) are evenly installed on the second rotating shaft (15), a plurality of mounting bearings (18) are evenly installed on the bottom surface of the cleaning box (2), a rotating shaft (19) is installed in the mounting bearings (18), a cleaning disc (20) is installed and connected at the bottom end of the rotating shaft (19), worm wheels (17) are installed at the top end of the rotating shaft (19), and the worm wheels (17) are meshed with the worms (16) in a one-to-one correspondence manner.

3. The multifunctional sewage disposal device for the municipal engineering according to claim 1, wherein a liquid homogenizing plate (26) is installed on the bottom surface of the oil removing tank (3), the top surface of the liquid homogenizing plate (26) is communicated with a U-shaped pipe (24) penetrating through the bottom surface of the oil removing tank (3), a submersible pump (25) is installed on the U-shaped pipe (24), a plurality of spray heads (27) are evenly installed on the bottom surface of the liquid homogenizing plate (26), a liquid replenishing pipe (22) is communicated with the side surface of the oil removing tank (3), and a water valve (23) is installed on the liquid replenishing pipe (22).

4. The multifunctional cleaning device for the municipal engineering according to claim 1, wherein a dust suction air pump (28) is installed on the side surface of the dust suction box (4), the air suction end of the dust suction air pump (28) is communicated with an air suction pipe (29) located in the inner cavity of the dust suction box (4), a dust removal filter bag (30) installed in the inner cavity of the dust suction box (4) is arranged around the air suction pipe (29), a dust suction cover (31) is installed on the bottom surface of the dust suction box (4), and mud shoveling knives (10) are symmetrically installed at two ends of the bottom surface of the dust suction box (4).

5. The multifunctional cleaning device for the municipal engineering according to claim 2, wherein an insertion groove (32) is formed at the bottom end of the rotating shaft (19), fixing holes (38) are symmetrically formed in two sides of the insertion groove (32), an insertion column (33) is connected to the center of the top surface of the cleaning disc (20), the insertion column (33) is inserted into the insertion groove (32), blind holes (34) are symmetrically formed in two side surfaces of the insertion column (33), moving grooves (35) are symmetrically formed in the upper side and the lower side of each blind hole (34), a moving plate (37) is embedded in each moving groove (35) in a clamping manner, a fixing pin (39) is installed on one side of each moving plate (37), each fixing pin (39) is inserted into each fixing hole (38), and one side of each moving plate (37) is connected with the inner side wall of each blind hole (34) through a return spring (36).

6. The multifunctional cleaning device for the municipal engineering according to claim 1, wherein the mounting frames (11) are symmetrically arranged at two ends of the top surface of the cross beam (1).

7. The multifunctional cleaning device for municipal engineering according to claim 1, wherein a plurality of moving wheels (21) are mounted on the bottom surfaces of both of the risers (12).