CN111287132A

CN111287132A - Linkage type high-pressure cleaning and pumping device

Info

Publication number: CN111287132A
Application number: CN202010302941.6A
Authority: CN
Inventors: 周锐; 施冬杰
Original assignee: Shanghai Liangtu Intelligent Technology Co Ltd
Current assignee: Shanghai Liangtu Intelligent Technology Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-06-16

Abstract

The invention discloses a linkage type high-pressure cleaning and pumping device, which belongs to the technical field of advanced manufacturing and automation and novel mechanical products and comprises a cleaning vehicle assembly, a swing lifting device, a lifting hydraulic cylinder assembly, a high-pressure water pump assembly and a water inlet high-pressure pipe, wherein the cleaning vehicle assembly is provided with the swing lifting device, and the swing lifting device is connected with the lifting hydraulic cylinder assembly. The linkage type high-pressure cleaning and pumping device provided by the invention has the advantages that the multi-spray rods are driven by the transmission of the synchronous belt A and the synchronous belt B to perform multi-shaft linkage without slip, so that the tangential impact force of water jet on the ground is kept consistent with the tangential direction of rotary motion, the washing and stripping capabilities of the water jet on the dirt on the ground are greatly improved, the device has higher road shape adaptability to the unevenness of the road surface in the advancing operation of the cleaning vehicle, the damage caused by hard collision between the cleaning vehicle and the concave and convex surface of the road surface is avoided, the cleaning vehicle can shift a certain range from left to right in the road surface operation, and the width of the cleaning.

Description

Linkage type high-pressure cleaning and pumping device

Technical Field

The invention relates to the technical field of advanced manufacturing and automation and novel mechanical products, in particular to a linkage type high-pressure cleaning and pumping device.

Background

In the existing road surface high-pressure water jet cleaning device, the rotary motion of a water jet spray rod comes from the tangential reaction force between high-pressure water jet and the ground, and the higher the traveling speed of an operating vehicle is, the higher the side requirement spray rod rotating speed is (the water jet coverage rate) so as to consume more kinetic energy of the water jet, thereby greatly weakening the washing and stripping capacity of the water jet on the ground dirt.

The rotary motion of the spray rod comes from the tangential reaction force of the water jet, the rotary speed of the spray rod cannot be independently controlled, and the reasonable matching between the rotary speed of the spray rod (water jet coverage rate), the impact force of the water jet and the operating speed of the vehicle cannot be carried out according to various pollution conditions and different pollution degrees of the road surface.

In the existing high-pressure water jet cleaning device for the road surface, an included angle is formed between a water jet and the road surface to generate a tangential reaction force, and the tangential reaction force enables a spray rod to rotate; therefore, the washing mode of the water jet on the ground is back-dragging type washing, and the washing and stripping capability of the water jet on the dirt on the ground is greatly weakened.

Disclosure of Invention

The invention aims to provide a linkage type high-pressure cleaning and pumping device, wherein multiple spray rods are driven by a synchronous belt A and a synchronous belt B to perform multi-shaft linkage without slip, so that the tangential impact force of a water jet on the ground is kept consistent with the tangential direction of rotary motion, the washing and stripping capabilities of the water jet on the dirt on the ground are greatly improved, the device has higher road shape adaptability to the unevenness of the road surface in the advancing operation of a cleaning vehicle, the damage caused by hard collision between the cleaning vehicle and the concave-convex surface of the road surface is avoided, the cleaning vehicle can deviate a certain range from left to right in the road surface operation, the cleaning operation width is expanded, and the problems in the background technology are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a linkage type high-pressure cleaning and pumping device comprises a cleaning vehicle assembly, a swing lifting device, a lifting hydraulic cylinder assembly, a high-pressure water pump assembly and a water inlet high-pressure pipe, wherein the cleaning vehicle assembly is provided with the swing lifting device, the swing lifting device is connected with the lifting hydraulic cylinder assembly, the swing lifting device and the lifting hydraulic cylinder assembly are both arranged on a sewage tank body, and the cleaning vehicle assembly is also connected with the high-pressure water pump assembly through the water inlet high-pressure pipe;

the cleaning vehicle assembly comprises a suction box assembly, a caster support assembly, a rotary jet assembly, a guide rail assembly, a sliding seat assembly, a deviation hydraulic cylinder, an upper cover plate assembly and a lower sealing plate B, wherein the suction box assembly is installed on the lower end surface of the caster support assembly through a bolt, the guide rail assembly is installed on the upper surface of the caster support assembly through a bolt, the guide rail assembly is connected with the deviation hydraulic cylinder through a pin shaft, a piston rod of the deviation hydraulic cylinder is connected with the sliding seat assembly, the sliding seat assembly is installed on the guide rail assembly, the rotary jet assembly, the upper cover plate assembly and the lower sealing plate B are further installed on the caster support assembly, the upper cover plate assembly is installed at the upper end of the caster support assembly, and the lower sealing plate B is installed at the lower end of the caster support;

the suction box assembly comprises a suction box body, a front end rubber baffle, a rear end rubber baffle, a side surface rubber baffle, a middle rubber baffle, a pressing plate A, a pressing plate B and a pressing plate C, wherein the front end of the suction box body is fastened with the front end rubber baffle through the pressing plate A by adopting bolts, the rear end of the suction box body is fastened with the rear end rubber baffle through the pressing plate A by adopting bolts, the side surface of the suction box body is fastened with the side surface rubber baffle through the pressing plate B by adopting bolts, and the inner surface of the suction box body is fastened with the middle rubber baffle through the pressing plate C by adopting bolts;

the caster support assembly comprises a universal caster, an installation support A and a baffle, the lower surface of the installation support A is provided with the universal caster through a bolt, and the upper surface of the installation support A is provided with the baffle through a bolt;

the rotary jet assembly comprises a high-pressure fan-shaped nozzle, a rotary spray rod device A, a rotary spray rod device B, a guide wheel component, a synchronous belt A, a synchronous belt B, a hydraulic motor component and a high-pressure water pipe component, wherein the hydraulic motor component is connected with the rotary spray rod device A through the synchronous belt A, the high-pressure water pipe component is arranged on the rotary spray rod device A, the rotary spray rod device A is connected with the rotary spray rod device B through the synchronous belt B, and the synchronous belt B is installed on the guide wheel component;

the guide rail assembly comprises a U-shaped guide rail, a connecting plate, a sealing plate and a shaft sleeve, wherein the connecting plate is arranged at each of two ends of the U-shaped guide rail, the sealing plate is arranged at the lower end of the U-shaped guide rail, and the shaft sleeve is arranged on the inner side wall of the U-shaped guide rail;

the sliding seat assembly comprises a sliding seat, a nylon sliding plate A, a nylon sliding plate B, a partition plate B, a lower fixing plate and an oil cylinder limiting block, wherein the oil cylinder limiting block is mounted at each of two ends of the sliding seat through a bolt;

the offset hydraulic cylinder comprises a single-piston type double-rod hydraulic cylinder, a pin shaft and a spacer bush, and the spacer bush is arranged on the double rods of the single-piston type double-rod hydraulic cylinder through the pin shaft;

the upper cover plate assembly comprises a front cover plate, a rear cover plate, an upper cover plate and a motor cover plate, wherein the upper ends of the front cover plate and the rear cover plate are sealed through the upper cover plate, and the motor cover plate is arranged on the front cover plate;

the swing lifting device comprises a fixed support, a swing frame pin shaft, a U-shaped bolt and a locking nut B, the fixed support is fixed on the sewage tank body, the fixed support is connected with the swing frame through the swing frame pin shaft, and the swing frame is fixed with the U-shaped bolt through the locking nut B;

the lifting hydraulic cylinder assembly comprises a lifting hydraulic cylinder, a hydraulic cylinder pin shaft A, a hydraulic cylinder pin shaft B and a D-shaped shackle, the lifting hydraulic cylinder is connected to the sewage tank body through the hydraulic cylinder pin shaft A, and the lifting hydraulic cylinder is connected with the D-shaped shackle through the hydraulic cylinder pin shaft B;

the high-pressure water pump assembly comprises a high-pressure plunger pump, a plunger motor, a variable plunger pump, a proportional flow electric control valve, a water high-pressure electromagnetic valve, a water pressure reducing valve, a water filter, a water inlet hose C, a high-pressure water pipe, a hydraulic rubber pipe, a rotary joint B, a mounting support B and a coupling, the high-pressure plunger pump is provided with a pressure reducing valve for water, the high-pressure plunger pump is connected with a water filter through a water inlet hose C, the high-pressure plunger water pump is connected with a high-pressure electromagnetic valve for water through a high-pressure water pipe, the high-pressure electromagnetic valve for water is connected with a rotary joint B through a high-pressure water pipe, the high-pressure plunger water pump is connected with a plunger motor through a coupler, the plunger motor is arranged on the mounting support B, the plunger motor is connected with a proportional flow electric control valve through a hydraulic rubber tube, and the proportional flow electric control valve is connected with a variable plunger pump through the hydraulic rubber tube.

Further, the suction box body comprises a square box body, a flat suction pipe, a partition plate A, a guide plate B, a guide plate C and a reinforcing plate, the flat suction pipe is arranged on the upper surface of the square box body, the partition plate A and the reinforcing plate are arranged on the inner wall of the square box body, the guide plate A, the guide plate B and the guide plate C are arranged on the partition plate A, and the square box body is divided into a cleaning area and a suction channel area through the partition plate A and the guide plate C.

Further, rotatory spray lance device A includes spray lance, hollow pivot A, bearing frame, upper end cover, lower end cover, rotary seal, double row angular contact ball bearing, synchronous pulley A, bloated tight coupling sleeve A and rotary joint A, rotary joint A is installed at hollow pivot A's top, synchronous pulley A is installed through bloated tight coupling sleeve A in hollow pivot A's upper end, upper end cover and lower end cover are installed to hollow pivot A's lower extreme, upper end cover and lower end cover all are provided with rotary seal with hollow pivot A within a definite time, the bearing frame is installed through the bolt to upper end cover and lower end cover, the bearing frame overlaps through double row angular contact ball bearing and establishes on hollow pivot A, the spray lance is installed to hollow pivot A's bottom.

Further, rotatory spray lance device B includes spray lance, hollow rotating shaft B, bearing frame, upper end cover, lower end cover, rotary seal, double row angular contact ball bearing, synchronous pulley A, the tight coupling sleeve A that expands and rotary joint A, rotary joint A is installed at hollow rotating shaft B's top, synchronous pulley A is installed through the tight coupling sleeve A that expands in hollow rotating shaft B's upper end, upper end cover and lower end cover are installed to hollow rotating shaft B's lower extreme, upper end cover and lower end cover all with hollow rotating shaft B within a definite time be provided with rotary seal, the bearing frame is installed through the bolt to upper end cover and lower end cover, the bearing frame is established on hollow rotating shaft B through double row angular contact ball bearing cover, the spray lance is installed to hollow rotating shaft B's bottom.

Furthermore, the guide wheel assembly comprises a pinch roller, a wheel shaft, a deep groove ball bearing, a shaft end check ring and a locking nut A, the pinch roller is installed on the wheel shaft through the deep groove ball bearing, the pinch roller is fastened on the wheel shaft through the locking nut A, and the shaft end check ring is arranged between the locking nut A and the pinch roller.

Further, the hydraulic motor assembly comprises a hydraulic motor, an adjustable mounting plate, a synchronous belt pulley B, an expansion coupling sleeve B, a hydraulic hose and an oil path block, the oil path block is mounted on the hydraulic hose, two ends of the hydraulic hose are mounted on the hydraulic motor, the hydraulic motor is mounted on the adjustable mounting plate, and the synchronous belt pulley B is mounted on an output shaft of the hydraulic motor through the expansion coupling sleeve B.

Further, the high pressure water pipe assembly includes water inlet steel pipe, rotary elbow joint, water inlet hose A, water inlet hose B and three way connection, install rotary elbow joint on the water inlet steel pipe, still install water inlet hose A on the water inlet steel pipe, water inlet hose A is connected with water inlet hose B through three way connection.

Furthermore, the sliding seat comprises a support plate, a lower sealing plate A, a front sealing plate, a rear sealing plate and a rib plate, the front sealing plate and the rear sealing plate are welded to the front end and the rear end of the lower sealing plate A respectively, the support plates are arranged at the two ends of the lower sealing plate A, and the support plates arranged in parallel are connected through the rib plate.

Furthermore, the mounting support A is formed by assembling and welding steel plates, square steel pipes and rectangular steel pipes.

Compared with the prior art, the invention has the beneficial effects that:

1. the linkage type high-pressure cleaning and pumping device has the advantages that the hydraulic motor with electric control stepless speed regulation drives the synchronous belt pulley B, the synchronous belt A and the synchronous belt B, the synchronous belt pulley B, the synchronous belt A and the synchronous belt B are matched with the guide belt pressing wheel to drive the spray rods to form multi-shaft linkage to rotate, the synchronous belt pulley B, the synchronous belt A and the synchronous belt B are driven to have accurate transmission, high transmission power, high efficiency, balance, low noise, no slip difference and energy conservation, simultaneously has the advantages of oil resistance, moisture resistance, good heat resistance, impact resistance, chemical corrosion resistance, good flex performance, no need of lubrication and the like, the multi-spray rod carries out multi-shaft linkage without slip under the driving of a synchronous belt A and a synchronous belt B, the kinetic energy of water jet does not need to be consumed in the rotary motion, meanwhile, the tangential impact force of the water jet on the ground and the tangential direction of the rotary motion can be kept consistent, and the washing and stripping capability of the water jet on the dirt on the ground is greatly improved.

2. According to the linkage type high-pressure cleaning and pumping device, the synchronous belt pulley A, the hollow rotating shaft A and the hollow rotating shaft B are connected in a pressing mode through the expansion connecting sleeve A, centering accuracy of a transmission piece is greatly improved, the connection structure is compact, connection is reliable, mounting and dismounting are convenient, the rotary spray rod device A and the rotary spray rod device B are provided with the two double-row angular contact ball bearings, bearing capacity is high, bidirectional axial loads can be borne, overturning moments can be borne, the limit rotating speed is high, the double-row angular contact ball bearings can limit bidirectional axial displacement of the hollow rotating shaft A and the hollow rotating shaft B, and stability of rotating motion of a central shaft is improved.

3. According to the linkage type high-pressure cleaning and sucking device, the design of the V-shaped guide plate A, the guide plate B and the guide plate C on the sucking box body improves the streamline smoothness and the flowing speed of airflow, effectively prevents airflow from suddenly changing and turbulent flow, prevents convection from being generated, and improves the sucking efficiency.

4. According to the linkage type high-pressure cleaning and pumping device, the swinging lifting device forms floating elastic connection by using the U-shaped bolt and the D-shaped shackle, and has higher road shape adaptability to the unevenness of a road surface in the advancing operation of the cleaning vehicle, so that the damage caused by hard collision between the cleaning vehicle and the concave and convex surface of the road surface is avoided, and meanwhile, the cleaning vehicle is pulled to advance by the swinging frame, and the follow-up property of synchronous advancing with a chassis is better.

5. The linkage type high-pressure cleaning and pumping device has the advantages that the lower ends of the periphery of the pumping box body are sealed by the polyurethane flexible front-end rubber baffle, the rear-end rubber baffle, the side rubber baffle and the middle rubber baffle with adjustable ground clearance height to form a semi-sealed front-stage negative pressure bin, sewage and impurities can be prevented from splashing outwards, hard collision with a road surface obstacle can be effectively relieved in the advancing operation of a vehicle, when the lower ends of the flexible front-end rubber baffle, the rear-end rubber baffle, the side rubber baffle and the middle rubber baffle are abraded and then have overlarge gaps with the road surface, the flexible front-end rubber baffle, the rear-end rubber baffle, the side rubber baffle and the middle rubber baffle can be downwards adjusted to proper positions for continuous use, the cleaning vehicle can be leftwards and rightwards deviated to a certain range in the road surface operation, and the cleaning operation width is enlarged.

Drawings

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

FIG. 2 is a schematic view of a linkage type high pressure cleaning and pumping device of the present invention;

FIG. 3 is a front view of the linkage type high pressure cleaning and pumping device of the present invention;

FIG. 4 is a schematic view of the cleaning vehicle of the present invention for removing dirt from a road surface;

FIG. 5 is a schematic front view of the wash cart assembly of the present invention;

FIG. 6 is a rear schematic view of the wash vehicle assembly of the present invention;

FIG. 7 is a schematic front view of the suction box assembly of the present invention;

FIG. 8 is a rear schematic view of the suction box assembly of the present invention;

FIG. 9 is a schematic bottom view of the suction box assembly of the present invention;

FIG. 10 is a cross-sectional view of the suction box of the present invention;

FIG. 11 is a schematic view of the suction box of the present invention;

FIG. 12 is a schematic view of the caster support assembly of the present invention;

FIG. 13 is a schematic view of a rotary jet assembly of the present invention;

fig. 14 is a cross-sectional view of the rotary spray bar apparatus a of the present invention;

fig. 15 is a cross-sectional view of a rotary spray bar assembly B of the present invention;

FIG. 16 is a cross-sectional view of the guide wheel assembly of the present invention;

FIG. 17 is a schematic front view of the hydraulic motor assembly of the present invention;

FIG. 18 is a rear schematic view of the hydraulic motor assembly of the present invention;

FIG. 19 is a schematic view of a high pressure water pipe assembly of the present invention;

FIG. 20 is a schematic view of a track assembly of the present invention;

FIG. 21 is a schematic view of the shoe assembly of the present invention;

FIG. 22 is a cross-sectional view of the shoe assembly of the present invention;

FIG. 23 is a schematic view of a slide chair according to the invention;

FIG. 24 is a schematic view of the offset hydraulic cylinder of the present invention;

FIG. 25 is a schematic view of a biasing cylinder driven shoe assembly of the present invention;

FIG. 26 is a top view of the slide mount assembly of the present invention in an intermediate position;

FIG. 27 is a top view of the slide mount assembly of the present invention offset 300mm to the left;

FIG. 28 is a top view of the slide carriage assembly of the present invention offset 300mm to the right;

FIG. 29 is a top view of the shoe assembly of the present invention mounted on a rail assembly;

FIG. 30 is a front view of the shoe assembly of the present invention mounted on a rail assembly;

FIG. 31 is a cross-sectional side view of the shoe assembly of the present invention mounted on a rail assembly;

FIG. 32 is a schematic front view of the upper deck assembly of the present invention;

FIG. 33 is a rear view of the upper cover plate assembly of the present invention;

FIG. 34 is a schematic view of a swing lift apparatus of the present invention;

FIG. 35 is a schematic view of the lift cylinder assembly of the present invention;

FIG. 36 is a schematic view of the swing hoist and hydraulic cylinder assembly of the present invention mounted on a wash cart assembly;

FIG. 37 is a schematic illustration of the maximum extension stroke of the hydraulic lift cylinder of the present invention;

FIG. 38 is a schematic view of the hydraulic lift cylinder of the present invention retracting a minimum stroke;

FIG. 39 is a schematic view of a high pressure water pump assembly of the present invention.

In the figure: 1. a cleaning vehicle assembly; 101. a suction box assembly; 1011. a suction box body; 10111. a square box body; 10112. pumping flat tubes; 10113. a separator A; 10114. a flow guide plate A; 10115. a flow guide plate B; 10116. a deflector C; 10117. a reinforcing plate; 1012. a front end rubber baffle; 1013. a rear rubber baffle; 1014. a side rubber baffle; 1015. a middle rubber baffle; 1016. pressing a plate A; 1017. pressing a plate B; 1018. pressing a plate C; 102. a caster support assembly; 1021. a universal caster; 1022. mounting a support A; 1023. a baffle plate; 103. a rotating jet assembly; 1031. a high pressure fan nozzle; 1032. rotating the spray rod device A; 10321. a spray rod; 10322. a hollow rotating shaft A; 10323. a bearing seat; 10324. an upper end cover; 10325. a lower end cover; 10326. rotating the sealing ring; 10327. a double row angular contact ball bearing; 10328. a synchronous pulley A; 10329. expanding and tightly connecting the sleeve A; 103210, swivel joint A; 1033. rotating the spray rod device B; 10331. a hollow rotating shaft B; 1034. a guide wheel assembly; 10341. a pinch roller; 10342. a wheel axle; 10343. a deep groove ball bearing; 10344. a shaft end retainer ring; 10345. locking the nut A; 1035. a synchronous belt A; 1036. a synchronous belt B; 1037. a hydraulic motor assembly; 10371. a hydraulic motor; 10372. an adjustable mounting plate; 10373. a synchronous pulley B; 10374. expanding and tightly connecting the sleeve B; 10375. a hydraulic hose; 10376. an oil circuit block; 1038. a high pressure water pipe assembly; 10381. a water inlet steel pipe; 10382. rotating the elbow joint; 10383. a water inlet hose A; 10384. a water inlet hose B; 10385. a three-way joint; 104. a guide rail assembly; 1041. a U-shaped guide rail; 1042. a connecting plate; 1043. closing the plate; 1044. a shaft sleeve; 105. a sliding seat assembly; 1051. a sliding seat; 10511. a support plate; 10512. a lower sealing plate A; 10513. a front closing plate; 10514. a rear closing plate; 10515. a rib plate; 1052. a nylon sliding plate A; 1053. a nylon sliding plate B; 1054. a partition board B; 1055. a lower fixing plate; 1056. an oil cylinder limiting block; 106. a deflection hydraulic cylinder; 1061. a single-piston double-rod hydraulic cylinder; 1062. a pin shaft; 1063. a spacer sleeve; 107. an upper cover plate assembly; 1071. a front cover plate; 1072. a rear cover plate; 1073. an upper cover plate; 1074. a motor cover plate; 108. a lower sealing plate B; 2. a swing lifting device; 201. fixing a bracket; 202. a swing frame; 203. a swing frame pin; 204. a U-shaped bolt; 205. locking the nut B; 3. a lifting hydraulic cylinder assembly; 301. a lifting hydraulic cylinder; 302. a hydraulic cylinder pin shaft A; 303. a hydraulic cylinder pin shaft B; 304. d-shaped shackle; 4. a high pressure water pump assembly; 401. a high pressure plunger water pump; 402. a plunger motor; 403. a variable displacement plunger pump; 404. a proportional flow electrically controlled valve; 405. a high-pressure electromagnetic valve for water; 406. a pressure reducing valve for water; 407. a water filter; 408. a water inlet hose C; 409. a high pressure water pipe; 410. a hydraulic rubber hose; 411. a rotary joint B; 412. mounting a support B; 413. a coupling; 5. water inlet high pressure pipe.

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.

Referring to fig. 1-4, a linkage type high pressure cleaning and pumping device comprises a cleaning vehicle assembly 1, a swing lifting device 2, a lifting hydraulic cylinder component 3, a high pressure water pump assembly 4 and a water inlet high pressure pipe 5, wherein the cleaning vehicle assembly 1 is provided with the swing lifting device 2, the swing lifting device 2 is connected with the lifting hydraulic cylinder component 3, the swing lifting device 2 and the lifting hydraulic cylinder component 3 are both arranged on a sewage tank body, the cleaning vehicle assembly 1 is also connected with the high pressure water pump assembly 4 through the water inlet high pressure pipe 5, the swing lifting device 2 and the lifting hydraulic cylinder component 3 are fixedly connected with the sewage tank body, when cleaning and pumping are carried out on a road surface, the cleaning vehicle assembly 1 is lowered to the ground by controlling the extension of a piston rod of the lifting hydraulic cylinder 301, when the cleaning vehicle is not in operation, the cleaning vehicle assembly 1 is lifted and limited and locked by controlling the extension of the piston rod of the, when the cleaning vehicle assembly 1 is lowered to the road surface for operation, the high-pressure water pump assembly 4 drives the high-pressure plunger water pump 401 to operate by using the plunger motor 402 with electric control stepless speed regulation, water flow is conveyed to the rotary jet assembly 103 of the cleaning vehicle assembly 1 through the water inlet high-pressure pipe 5, high-pressure water jet is formed by the high-pressure fan-shaped nozzle 1031 to be sprayed out, dirt on the road surface is washed and stripped along the track of the vehicle running in a spiral line rotation manner, when the cleaning vehicle assembly 1 is lowered to the road surface for operation, a suction channel of the cleaning vehicle assembly 1 and a channel formed by a sewage tank body suction steel pipe are connected through a suction hose, external air is continuously sucked into the sewage tank body by using continuous negative pressure vacuum formed in the sewage tank body after the vacuum suction system operates, negative pressure air flow is formed in the channel, and the negative pressure air flow drives the sewage formed, The impurities and suspended matters enter the sewage tank together to be poured and stored.

Referring to fig. 5-6, the cleaning vehicle assembly 1 includes a suction box assembly 101, a caster support assembly 102, a rotary jet assembly 103, a guide rail assembly 104, a sliding seat assembly 105, a deviation hydraulic cylinder 106, an upper cover plate assembly 107 and a lower seal plate B108, the suction box assembly 101 is mounted on the lower end surface of the caster support assembly 102 through bolts, the guide rail assembly 104 is mounted on the upper surface of the caster support assembly 102 through bolts, the guide rail assembly 104 is connected with the deviation hydraulic cylinder 106 through a pin shaft, a piston rod of the deviation hydraulic cylinder 106 is connected with the sliding seat assembly 105, the sliding seat assembly 105 is mounted on the guide rail assembly 104, the rotary jet assembly 103, the upper cover plate assembly 107 and the lower seal plate B108 are further mounted on the caster support assembly 102, the upper cover plate assembly 107 is mounted on the upper end of the caster support assembly 102, and the lower seal plate.

Referring to fig. 7 to 9, the suction box assembly 101 includes a suction box body 1011, a front rubber baffle 1012, a rear rubber baffle 1013, a side rubber baffle 1014, an intermediate rubber baffle 1015, a platen a1016, a platen B1017 and a platen C1018, the front end of the suction box body 1011 is fastened with the front rubber baffle 1012 by bolts via the platen a1016, the rear end of the suction box body 1011 is fastened with the rear rubber baffle 1013 by bolts via the platen a1016, the side of the suction box body 1011 is fastened with the side rubber baffle 1014 by bolts via the platen B1017, and the inner surface of the suction box body 1011 is fastened with the intermediate rubber baffle 1015 by bolts via the platen C1018.

Referring to fig. 10 to 11, the suction box body 1011 includes a square box body 10111, a flat suction pipe 10112, a partition plate a10113, a guide plate a10114, a guide plate B10115, a guide plate C10116 and a reinforcing plate 10117, the flat suction pipe 10112 is installed on the upper surface of the square box body 10111, the partition plate a10113 and the reinforcing plate 10117 are installed on the inner wall of the square box body 10111, the guide plate a10114, the guide plate B10115 and the guide plate C10116 are arranged on the partition plate a10113, and the square box body 10111 is divided into a cleaning region and a suction passage region through the partition plate a10113 and the guide plate C101.

When the cleaning vehicle assembly 1 is lowered to the road surface for operation, the ground clearance of the front rubber baffle 1012 and the middle rubber baffle 1015 is 5-15mm, the ground clearance of the rear rubber baffle 1013 and the side rubber baffle 1014 is 0-2mm, the rubber baffles, the suction box body 1011 and the road surface form a front-stage air inlet negative pressure cabin, external air flow mainly enters the suction box body 1011 from the clearance formed by the front rubber baffle 1012 and the road surface, the air flow entering the cleaning area of the suction box body 1011 washes sewage, impurities and suspended matters formed after the dirt on the road surface is stripped by high-pressure water jet flow, and the sewage, the impurities and the suspended matters are taken out by the suction flat pipe 10112 through the suction channel area, meanwhile, the design arrangement of the guide plate A10114, the guide plate B10115 and the guide plate C10116 effectively improves the fluency and the.

Referring to fig. 12, the caster support assembly 102 includes a caster 1021, a mounting support a1022, and a barrier 1023, the caster 1021 is installed on the lower surface of the mounting support a1022 through a bolt, the barrier 1023 is installed on the upper surface of the mounting support a1022 through a bolt, and the mounting support a1022 is formed by assembling and welding a steel plate, a square steel pipe, and a rectangular steel pipe.

Referring to fig. 13, the rotary jet assembly 103 includes a high-pressure fan nozzle 1031, a rotary spray bar device a1032, a rotary spray bar device B1033, a guide wheel assembly 1034, a synchronous belt a1035, a synchronous belt B1036, a hydraulic motor assembly 1037, and a high-pressure water pipe assembly 1038, the hydraulic motor assembly 1037 is connected to the rotary spray bar device a1032 through the synchronous belt a1035, the high-pressure water pipe assembly 1038 is provided on the rotary spray bar device a1032, the rotary spray bar device a1032 is connected to the rotary spray bar device B1033 through the synchronous belt B1036, and the synchronous belt B1036 is installed on the guide wheel assembly 1034.

Referring to fig. 14, the rotary spray bar device a1032 includes a spray bar 10321, a hollow rotating shaft a10322, a bearing seat 10323, an upper end cover 10324, a lower end cover 10325, a rotary seal 10326, a double-row angular contact ball bearing 10327, a synchronous pulley a10328, an expanding coupling sleeve a10329, and a rotary joint a103210, where the rotary joint a103210 is installed at the top of the hollow rotating shaft a10322, the synchronous pulley a10328 is installed at the upper end of the hollow rotating shaft a10322 through the expanding coupling sleeve a10329, the upper end cover 10324 and the lower end cover 10325 are installed at the lower end of the hollow rotating shaft a10322, the rotary seal 10326 is installed between the upper end cover 10324 and the lower end cover 10325 and the hollow rotating shaft a10322, the bearing seat 10323 is installed at the upper end cover 10324 and the lower end cover 10325 through bolts, the bearing seat 10323 is sleeved on the hollow rotating shaft a10322 through the double.

Referring to fig. 15, the rotary spray bar device B1033 includes a spray bar 10321, a hollow rotating shaft B10331, a bearing seat 10323, an upper end cover 10324, a lower end cover 10325, a rotary seal 10326, a double-row angular contact ball bearing 10327, a synchronous pulley a10328, an expanding coupling sleeve a10329, and a rotary joint a103210, where the rotary joint a103210 is installed on the top of the hollow rotating shaft B10331, the synchronous pulley a10328 is installed on the upper end of the hollow rotating shaft B10331 through the expanding coupling sleeve a10329, the upper end cover 10324 and the lower end cover 10325 are installed on the lower end of the hollow rotating shaft B10331, the rotary seal 10326 is installed between the upper end cover 10324 and the lower end cover 10325 and the hollow rotating shaft B10331, the bearing seat 10323 is installed on the upper end cover 24 and the lower end cover 10325 through bolts, the bearing seat 10323 is sleeved on the hollow rotating shaft B10331 through the double-.

Referring to fig. 16, the guide wheel assembly 1034 includes a pinch roller 10341, a wheel shaft 10342, a deep groove ball bearing 10343, a shaft end retaining ring 10344, and a lock nut a10345, the pinch roller 10341 is mounted on the wheel shaft 10342 through the deep groove ball bearing 10343, the pinch roller 10341 is fastened on the wheel shaft 10342 through the lock nut a10345, and the shaft end retaining ring 10344 is disposed between the lock nut a10345 and the pinch roller 10341.

Referring to fig. 17-18, the hydraulic motor assembly 1037 includes a hydraulic motor 10371, an adjustable mounting plate 10372, a synchronous pulley B10373, an expansion coupling sleeve B10374, a hydraulic hose 10375 and an oil path block 10376, the hydraulic hose 10375 is provided with the oil path block 10376, both ends of the hydraulic hose 10375 are mounted on the hydraulic motor 10371, a hydraulic motor 10371 is mounted on the adjustable mounting plate 10372, and an output shaft of the hydraulic motor 10371 is provided with the synchronous pulley B10373 through the expansion coupling sleeve B10374.

Referring to fig. 19, the high pressure water pipe assembly 1038 includes a water inlet steel pipe 10381, a rotary elbow 10382, a water inlet hose a10383, a water inlet hose B10384, and a three-way connector 10385, wherein the water inlet steel pipe 10381 is provided with the rotary elbow 10382, the water inlet steel pipe 10381 is further provided with the water inlet hose a10383, and the water inlet hose a10383 is connected to the water inlet hose B10384 through the three-way connector 10385.

The synchronous hydraulic motor 10371 with stepless speed regulation on both sides drives the synchronous pulley B10373 to rotate, the synchronous belt A1035 drives the upper synchronous pulley A10328 of the rotary spray rod device A1032 to rotate, the lower synchronous pulley A10328 synchronously rotates at the same time, the synchronous belt B1036 is further driven to move, at the moment, the synchronous belt B1036 synchronously drives the synchronous pulley A10328 on the multi-connected rotary spray rod device B1033, the multi-connected hollow rotating shaft A10322 and the hollow rotating shaft B10331 are driven to synchronously rotate, the multi-connected spray rod 10321 is driven by the hollow rotating shaft A10322 and the hollow rotating shaft B10331 to synchronously rotate, and at the moment, high-pressure water entering the rotary spray rod device A1032 and the rotary spray rod B1033 carries out rotary washing and stripping operation on road surface dirt through high-pressure water jet formed by the high-pressure fan-shaped nozzle 1031.

Referring to fig. 20, the rail assembly 104 includes a U-shaped rail 1041, a connecting plate 1042, a sealing plate 1043 and a sleeve 1044, wherein the connecting plate 1042 is installed at both ends of the U-shaped rail 1041, the sealing plate 1043 is installed at the lower end of the U-shaped rail 1041, and the sleeve 1044 is installed on the inner side wall of the U-shaped rail 1041.

Referring to fig. 21-22, the sliding seat assembly 105 includes a sliding seat 1051, a nylon sliding plate a1052, a nylon sliding plate B1053, a partition plate B1054, a lower fixing plate 1055 and an oil cylinder limiting block 1056, the two ends of the sliding seat 1051 are respectively provided with the oil cylinder limiting block 1056 through bolts, the lower end of the sliding seat 1051 is provided with the nylon sliding plate a1052, the partition plate B1054, the nylon sliding plate B1053 and the lower fixing plate 1055, and the nylon sliding plate a1052, the partition plate B1054, the nylon sliding plate B1053 and the lower fixing plate 1055 are sequentially arranged from top to bottom and fixed on the sliding seat 1051 through bolts.

Referring to fig. 23, the sliding seat 1051 includes support plates 10511, a lower seal plate a10512, a front seal plate 10513, a rear seal plate 10514, and rib plates 10515, the front and rear ends of the lower seal plate a10512 are respectively welded with the front and

rear seal plates

10513 and 10514, the support plates 10511 are disposed at both ends of the lower seal plate a10512, and the support plates 10511 arranged in parallel are connected by the rib plates 10515.

Referring to fig. 24, the offset hydraulic cylinder 106 includes a single-piston double-rod hydraulic cylinder 1061, a pin 1062, and a spacer 1063, and the spacer 1063 is mounted on the double rods of the single-piston double-rod hydraulic cylinder 1061 through the pin 1062.

Referring to fig. 25-31, the wash cart assembly 1 may be biased to the left and right: the sliding seat assembly 105 and the guide rail assembly 104 are positioned at upper, lower, front and rear limiting positions and can relatively slide in the left and right directions, the offset hydraulic cylinder 106 is connected with the guide rail assembly 104 through a pin shaft 1062, and meanwhile, the sliding seat assembly 105 and the offset hydraulic cylinder 106 limit the cylinder barrel of the single-piston type double-rod hydraulic cylinder 1061 leftwards and rightwards through a cylinder limiting block 1056; when pressure oil enters the left cavity of the single-piston double-outlet hydraulic cylinder 1061, the piston rod of the single-piston double-outlet hydraulic cylinder 1061 extends rightward, so that the guide rail component 104 is pushed to slide rightward, and further the suction box assembly 101, the caster support assembly 102, the rotary jet assembly 103, the upper cover plate assembly 107 and the lower sealing plate B108 are driven to integrally move rightward, and when the pressure oil enters the right cavity of the single-piston double-outlet hydraulic cylinder 1061, the reverse action can be performed.

Referring to fig. 32 to 33, the upper cover assembly 107 includes a front cover 1071, a rear cover 1072, an upper cover 1073, and a motor cover 1074, wherein upper ends of the front cover 1071 and the rear cover 1072 are sealed by the upper cover 1073, and the motor cover 1074 is mounted on the front cover 1071.

The upper cover plate assembly 107 is made of a stainless steel sheet or an aluminum sheet and is divided into a front cover plate 1071, a rear cover plate 1072, an upper cover plate 1073 and a motor cover plate 1074, all the components are combined into a closed box structure through bolt connection and are fixedly connected with the caster support assembly 102 through bolts, the rotating jet assembly 103 is protected, foreign matters and sludge are prevented from entering, and when the rotating jet assembly 103 is required to be maintained, the cover plates can be conveniently detached and opened independently or completely.

Referring to fig. 34, the swing lifting device 2 includes a fixing bracket 201, a swing frame 202, a swing frame pin 203, a U-bolt 204, and a locking nut B205, the fixing bracket 201 is fixed on the sewage tank, the fixing bracket 201 is connected to the swing frame 202 through the swing frame pin 203, the swing frame 202 is fixed with the U-bolt 204 through the locking nut B205, and the U-bolt 204 can adjust the installation height up and down.

Referring to fig. 35, the hydraulic cylinder assembly 3 includes a hydraulic cylinder 301, a cylinder pin a302, a cylinder pin B303, and a D-shaped shackle 304, the hydraulic cylinder 301 is connected to the sewage tank through the cylinder pin a302, the hydraulic cylinder 301 is connected to the D-shaped shackle 304 through the cylinder pin B303, the swing frame 202 is connected to the hydraulic cylinder 301 through a U-bolt 204 with adjustable installation height, the D-shaped shackle 304, and the U-bolt 204 and the D-shaped shackle 304 may form a floating elastic coupling.

Referring to fig. 36-38, when the piston rod of the hydraulic cylinder 301 retracts to the minimum stroke, the swing frame 202 drives the cleaning vehicle assembly 1 to swing and rise, the connecting chain is in a tight state due to the tension of the hydraulic cylinder 301 and the limit reaction force of the swing frame 202 and the chassis longitudinal beam, and the swing lifting device 2 stands and fixes at the moment; when the piston rod of the lifting hydraulic cylinder 301 extends out, the swing frame 202 drives the cleaning vehicle assembly 1 to swing and descend, and when the universal caster wheel 1021 contacts with a road surface, the descent stops; the piston rod of the lifting hydraulic cylinder 301 extends out for the maximum stroke, and the U-shaped bolt 204 and the D-shaped shackle 304 are in a floating elastic connection state, so that the cleaning vehicle assembly 1 has higher road shape adaptability to the unevenness of the road surface in the running operation, and the damage caused by hard collision of the cleaning vehicle assembly 1 and the concave-convex surface of the road surface is avoided; meanwhile, the swinging frame 202 pulls the cleaning vehicle assembly 1 to move, and the follow-up property of synchronous movement with the chassis is better.

Referring to fig. 39, the high pressure water pump assembly 4 includes a high pressure plunger pump 401, a plunger motor 402, a variable plunger pump 403, a proportional flow electric control valve 404, a high pressure solenoid valve 405 for water, a pressure reducing valve 406 for water, the water pump comprises a water filter 407, a water inlet hose C408, a high-pressure water pipe 409, a hydraulic rubber pipe 410, a rotary joint B411, a mounting support B412 and a coupling 413, wherein a water pressure reducing valve 406 is arranged on the high-pressure plunger water pump 401, the high-pressure plunger water pump 401 is connected with the water filter 407 through the water inlet hose C408, the high-pressure plunger water pump 401 is connected with a water high-pressure electromagnetic valve 405 through the high-pressure water pipe 409, the water high-pressure electromagnetic valve 405 is connected with the rotary joint B411 through the high-pressure water pipe 409, the high-pressure plunger water pump 401 is connected with a plunger motor 402 through the coupling 413, the plunger motor 402 is mounted on the mounting support B412, the plunger motor 402 is connected with a proportional flow electric control valve 404 through the hydraulic rubber pipe.

The proportional flow electric control valve 404 is controlled by a numerical control program, so that the plunger motor 402 performs stepless speed change, the high-pressure plunger water pump 401 is driven to run in stepless speed change, the high-pressure water flow output by the high-pressure plunger water pump 401 can be controlled in stepless mode, and the impact force intensity of the water jet sprayed by the high-pressure fan-shaped nozzle 1031 can be controlled and adjusted; when the road surface is cleaned, the numerical control adjustment of the impact force of the water jet can be carried out according to different pollution degrees of the road surface, so that the cleaning operation has stronger adaptability, higher operation efficiency and more energy conservation.

In conclusion, in the linkage type high-pressure cleaning and pumping device, the electric control stepless speed regulation hydraulic motor 10371 drives the synchronous pulley B10373, the synchronous belt A1035 and the synchronous belt B1036 to match with the guide pinch pulley 10341 to drive the spray bars 10321 to form multi-shaft linkage to rotate, the transmission of the synchronous pulley B10373, the synchronous belt A1035 and the synchronous belt B1036 has the advantages of accurate transmission, high transmission power, high efficiency, balance, low noise, no slip difference and energy conservation, and simultaneously has the advantages of oil resistance, moisture resistance, good heat resistance, impact resistance, good chemical corrosion resistance, good flexibility performance, no need of lubrication and the like, the multi-spray bar 10321 is linked without slip difference under the driving of the synchronous belt A1035 and the synchronous belt B1036, the kinetic energy of water jet is not consumed in the rotation motion, meanwhile, the tangential impact force of the water jet on the ground and the tangential direction of the rotation motion are kept consistent, and the washing and stripping capability of the water jet on the dirt on the ground, the synchronous pulley A10328, the hollow rotating shaft A10322 and the hollow rotating shaft B10331 are tightly connected by an inner conical surface through the expansion connecting sleeve A10329, so that the centering precision of a transmission piece is greatly improved, the connecting structure is compact, the connection is reliable, the installation and the disassembly are convenient, the rotary spray rod device A1032 and the rotary spray rod device B1033 are both provided with two double-row angular contact ball bearings 10327, the bearing capacity is large, the bidirectional axial load can be borne, the overturning moment can be borne, the limit rotating speed is high, the double-row angular contact ball bearings 10327 can limit the bidirectional axial displacement of the hollow rotating shaft A10322 and the hollow rotating shaft B10331, the stability of the rotating motion of a central shaft is improved, the design of the V-shaped guide plate A10114, the guide plate B10115 and the guide plate C10116 on the suction box body 1011 improves the streamline smoothness and the flowing speed of airflow, effectively prevents the sudden change and the turbulence of the convection, improves the suction efficiency, the swinging lifting device 2 forms floating elastic connection by, the cleaning vehicle has higher road shape adaptability to the unevenness of the road surface in the advancing operation of the cleaning vehicle, avoids the damage caused by the hard collision of the cleaning vehicle and the concave-convex surface of the road surface, simultaneously draws the cleaning vehicle to advance through the swing frame 202, has better following performance with the synchronous advancing of the chassis, seals the lower ends of the periphery of the suction box body 1011 by using the polyurethane flexible front end rubber baffle 1012, the rear end rubber baffle 1013, the side rubber baffle 1014 and the middle rubber baffle 1015 with adjustable ground clearance height to form a semi-closed front stage negative pressure bin, can prevent the splashing of sewage and impurities, effectively relieves the hard collision with road surface obstacles in the advancing operation of the vehicle, and can repeatedly perform the hard collision on the flexible front end rubber baffle 1012, the rear end rubber baffle 1013, the side rubber baffle 1014 and the middle rubber baffle 1015 when the lower ends of the flexible front end rubber baffle 1012, the rear end rubber baffle 1013 and the middle rubber baffle 1015 are abraded and have overlarge, The side rubber baffles 1014 and the middle rubber baffles 1015 are downwards adjusted to proper positions and then are continuously used, and the cleaning vehicle can be deviated in a certain range from left to right during road surface operation, so that the width of the cleaning operation is enlarged.

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 able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The linkage type high-pressure cleaning and pumping device is characterized by comprising a cleaning vehicle assembly (1), a swinging lifting device (2), a lifting hydraulic cylinder assembly (3), a high-pressure water pump assembly (4) and a water inlet high-pressure pipe (5), wherein the cleaning vehicle assembly (1) is provided with the swinging lifting device (2), the swinging lifting device (2) is connected with the lifting hydraulic cylinder assembly (3), the swinging lifting device (2) and the lifting hydraulic cylinder assembly (3) are both arranged on a sewage tank body, and the cleaning vehicle assembly (1) is also connected with the high-pressure water pump assembly (4) through the water inlet high-pressure pipe (5);

the cleaning vehicle assembly (1) comprises a suction box assembly (101), a caster support assembly (102), a rotary jet assembly (103), a guide rail assembly (104), a sliding seat assembly (105), an offset hydraulic cylinder (106), an upper cover plate assembly (107) and a lower sealing plate B (108), wherein the lower end surface of the caster support assembly (102) is provided with the suction box assembly (101) through bolts, the upper surface of the caster support assembly (102) is provided with the guide rail assembly (104) through bolts, the guide rail assembly (104) is connected with the offset hydraulic cylinder (106) through a pin shaft, a piston rod of the offset hydraulic cylinder (106) is connected with the sliding seat assembly (105), the sliding seat assembly (105) is arranged on the guide rail assembly (104), the caster support assembly (102) is also provided with the rotary jet assembly (103), the upper cover plate assembly (107) and the lower sealing plate B (108), the upper cover plate assembly (107) is arranged at the upper end of the caster support assembly (102), and the lower sealing plate B (108) is arranged at the lower end of the caster support assembly (102);

the suction box assembly (101) comprises a suction box body (1011), a front end rubber baffle (1012), a rear end rubber baffle (1013), a side rubber baffle (1014), a middle rubber baffle (1015), a pressing plate A (1016), a pressing plate B (1017) and a pressing plate C (1018), wherein the front end of the suction box body (1011) is fastened with the front end rubber baffle (1012) through the pressing plate A (1016) by bolts, the rear end of the suction box body (1011) is fastened with the rear end rubber baffle (1013) through the pressing plate A (1016) by bolts, the side of the suction box body (1011) is fastened with the side rubber baffle (1014) through the pressing plate B (1017) by bolts, and the inner surface of the suction box body (1011) is fastened with the middle rubber baffle (1015) through the pressing plate C (1018) by bolts;

the caster support assembly (102) comprises a universal caster (1021), a mounting support A (1022) and a baffle plate (1023), wherein the universal caster (1021) is mounted on the lower surface of the mounting support A (1022) through a bolt, and the baffle plate (1023) is mounted on the upper surface of the mounting support A (1022) through a bolt;

the rotary jet assembly (103) comprises a high-pressure fan-shaped nozzle (1031), a rotary spray rod device A (1032), a rotary spray rod device B (1033), a guide wheel assembly (1034), a synchronous belt A (1035), a synchronous belt B (1036), a hydraulic motor assembly (1037) and a high-pressure water pipe assembly (1038), wherein the hydraulic motor assembly (1037) is connected with the rotary spray rod device A (1032) through the synchronous belt A (1035), the high-pressure water pipe assembly (1038) is arranged on the rotary spray rod device A (1032), the rotary spray rod device A (1032) is connected with the rotary spray rod device B (1033) through the synchronous belt B (1036), and the synchronous belt B (1036) is installed on the guide wheel assembly (1034);

the guide rail assembly (104) comprises a U-shaped guide rail (1041), connecting plates (1042), sealing plates (1043) and shaft sleeves (1044), wherein the connecting plates (1042) are installed at two ends of the U-shaped guide rail (1041), the sealing plates (1043) are installed at the lower end of the U-shaped guide rail (1041), and the shaft sleeves (1044) are installed on the inner side wall of the U-shaped guide rail (1041);

the sliding seat assembly (105) comprises a sliding seat (1051), a nylon sliding plate A (1052), a nylon sliding plate B (1053), a partition plate B (1054), a lower fixing plate (1055) and an oil cylinder limiting block (1056), wherein the oil cylinder limiting block (1056) is installed at two ends of the sliding seat (1051) through bolts, the nylon sliding plate A (1052), the partition plate B (1054), the nylon sliding plate B (1053) and the lower fixing plate (1055) are arranged at the lower end of the sliding seat (1051), and the nylon sliding plate A (1052), the partition plate B (1054), the nylon sliding plate B (1053) and the lower fixing plate (1055) are sequentially arranged from top to bottom and fixed on the sliding seat (1051) through bolts;

the offset hydraulic cylinder (106) comprises a single-piston type double-rod hydraulic cylinder (1061), a pin shaft (1062) and a spacer bush (1063), and the spacer bush (1063) is mounted on the double-rod of the single-piston type double-rod hydraulic cylinder (1061) through the pin shaft (1062);

the upper cover plate assembly (107) comprises a front cover plate (1071), a rear cover plate (1072), an upper cover plate (1073) and a motor cover plate (1074), the upper ends of the front cover plate (1071) and the rear cover plate (1072) are sealed through the upper cover plate (1073), and the motor cover plate (1074) is installed on the front cover plate (1071);

the swing lifting device (2) comprises a fixed support (201), a swing frame (202), a swing frame pin shaft (203), a U-shaped bolt (204) and a locking nut B (205), the fixed support (201) is fixed on the sewage tank body, the fixed support (201) is connected with the swing frame (202) through the swing frame pin shaft (203), and the swing frame (202) is fixed with the U-shaped bolt (204) through the locking nut B (205);

the lifting hydraulic cylinder assembly (3) comprises a lifting hydraulic cylinder (301), a hydraulic cylinder pin shaft A (302), a hydraulic cylinder pin shaft B (303) and a D-shaped shackle (304), the lifting hydraulic cylinder (301) is connected to the sewage tank body through the hydraulic cylinder pin shaft A (302), and the lifting hydraulic cylinder (301) is connected with the D-shaped shackle (304) through the hydraulic cylinder pin shaft B (303);

the high-pressure water pump assembly (4) comprises a high-pressure plunger water pump (401), a plunger motor (402), a variable plunger pump (403), a proportional flow electric control valve (404), a high-pressure electromagnetic valve (405) for water, a pressure reducing valve (406) for water, a water filter (407), a water inlet hose C (408), a high-pressure water pipe (409), a hydraulic rubber pipe (410), a rotary joint B (411), an installation support B (412) and a coupling (413), wherein the pressure reducing valve (406) for water is arranged on the high-pressure plunger water pump (401), the high-pressure plunger water pump (401) is connected with the water filter (407) through the water inlet hose C (408), the high-pressure plunger water pump (401) is connected with the high-pressure electromagnetic valve (405) for water through the high-pressure water pipe (409), the high-pressure electromagnetic valve (405) for water is connected with the rotary joint B (411) through the high-pressure water pipe (409), and the high-pressure plunger, the plunger motor (402) is installed on an installation support B (412), the plunger motor (402) is connected with a proportional flow electric control valve (404) through a hydraulic rubber hose (410), and the proportional flow electric control valve (404) is connected with a variable plunger pump (403) through the hydraulic rubber hose (410).

2. The linkage type high-pressure cleaning and pumping device as claimed in claim 1, wherein the pumping box body (1011) comprises a square box body (10111), a pumping flat pipe (10112), a partition plate a (10113), a guide plate a (10114), a guide plate B (10115), a guide plate C (10116) and a reinforcing plate (10117), the pumping flat pipe (10112) is mounted on the upper surface of the square box body (10111), the partition plate a (10113) and the reinforcing plate (10117) are mounted on the inner wall of the square box body (10111), the guide plate a (10114), the guide plate B (10115) and the guide plate C (10116) are arranged on the partition plate a (10113), and the square box body (10111) is divided into a cleaning region and a pumping channel region by the partition plate a (10113) and the guide plate C (10116).

3. The linkage type high-pressure cleaning and suction device as claimed in claim 1, wherein the rotary spray bar device A (1032) comprises a spray bar (10321), a hollow rotating shaft A (10322), a bearing seat (10323), an upper end cover (10324), a lower end cover (10325), a rotary sealing ring (10326), a double-row angular contact ball bearing (10327), a synchronous pulley A (10328), an expansion coupling sleeve A (10329) and a rotary joint A (103210), the top of the hollow rotating shaft A (10322) is provided with the rotary joint A (103210), the upper end of the hollow rotating shaft A (10322) is provided with the synchronous pulley A (10328) through the expansion coupling sleeve A (10329), the lower end of the hollow rotating shaft A (10322) is provided with the upper end cover (10324) and the lower end cover (10325), the rotary sealing ring (10326) is arranged between the upper end cover (10324) and the lower end cover (10325) and the hollow rotating shaft A (10322), the bearing seat (10323) is installed on the upper end cover (10324) and the lower end cover (10325) through bolts, the bearing seat (10323) is sleeved on the hollow rotating shaft A (10322) through a double-row angular contact ball bearing (10327), and the spray rod (10321) is installed at the bottom of the hollow rotating shaft A (10322).

4. The linkage type high-pressure cleaning and sucking device as claimed in claim 1, wherein the rotary spray bar device B (1033) comprises a spray bar (10321), a hollow rotating shaft B (10331), a bearing seat (10323), an upper end cover (10324), a lower end cover (10325), a rotary sealing ring (10326), a double-row angular contact ball bearing (10327), a synchronous pulley a (10328), an expansion coupling sleeve a (10329) and a rotary joint a (103210), the rotary joint a (103210) is mounted at the top of the hollow rotating shaft B (10331), the synchronous pulley a (10328) is mounted at the upper end of the hollow rotating shaft B (10331) through the expansion coupling sleeve a (10329), the upper end cover (10324) and the lower end cover (10325) are mounted at the lower end of the hollow rotating shaft B (10331), the rotary sealing ring (10326) is arranged between the upper end cover (10324) and the lower end cover (10325) and the hollow rotating shaft B (10331), the bearing seat (10323) is installed on the upper end cover (10324) and the lower end cover (10325) through bolts, the bearing seat (10323) is sleeved on the hollow rotating shaft B (10331) through a double-row angular contact ball bearing (10327), and the spray rod (10321) is installed at the bottom of the hollow rotating shaft B (10331).

5. A coupled high-pressure cleaning suction device according to claim 1, characterized in that the guide wheel assembly (1034) comprises a pinch wheel (10341), a wheel axle (10342), a deep groove ball bearing (10343), a shaft end retainer ring (10344) and a lock nut a (10345), the pinch wheel (10341) is mounted on the wheel axle (10342) through the deep groove ball bearing (10343), the pinch wheel (10341) is fastened on the wheel axle (10342) through the lock nut a (10345), and the shaft end retainer ring (10344) is arranged between the lock nut a (10345) and the pinch wheel (10341).

6. A linked high pressure cleaning suction device as claimed in claim 1, characterized in that said hydraulic motor assembly (1037) comprises a hydraulic motor (10371), an adjustable mounting plate (10372), a synchronous pulley B (10373), an expansion coupling sleeve B (10374), a hydraulic hose (10375) and an oil path block (10376), said hydraulic hose (10375) is mounted with the oil path block (10376), both ends of said hydraulic hose (10375) are mounted on the hydraulic motor (10371), said hydraulic motor (10371) is mounted on the adjustable mounting plate (10372), and an output shaft of said hydraulic motor (10371) is mounted with the synchronous pulley B (10373) through the expansion coupling sleeve B (10374).

7. The linkage type high-pressure cleaning and pumping device as claimed in claim 1, wherein the high-pressure water pipe assembly (1038) comprises a water inlet steel pipe (10381), a rotary elbow joint (10382), a water inlet hose A (10383), a water inlet hose B (10384) and a three-way joint (10385), the rotary elbow joint (10382) is installed on the water inlet steel pipe (10381), the water inlet hose A (10383) is also installed on the water inlet steel pipe (10381), and the water inlet hose B (10384) is connected to the water inlet hose A (10383) through the three-way joint (10385).

8. The linkage type high-pressure cleaning and pumping device according to claim 1, wherein the sliding seat (1051) comprises a support plate (10511), a lower seal plate A (10512), a front seal plate (10513), a rear seal plate (10514) and a rib plate (10515), the front seal plate (10513) and the rear seal plate (10514) are respectively welded at the front end and the rear end of the lower seal plate A (10512), the support plate (10511) is arranged at both ends of the lower seal plate A (10512), and the support plates (10511) arranged in parallel are connected through the rib plate (10515).

9. The linkage type high-pressure cleaning and pumping device as claimed in claim 1, wherein the mounting seat A (1022) is formed by assembling and welding steel plates, square steel pipes and rectangular steel pipes.