CN109365337B - Outdoor display screen washs car - Google Patents
Outdoor display screen washs car Download PDFInfo
- Publication number
- CN109365337B CN109365337B CN201811382306.2A CN201811382306A CN109365337B CN 109365337 B CN109365337 B CN 109365337B CN 201811382306 A CN201811382306 A CN 201811382306A CN 109365337 B CN109365337 B CN 109365337B
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- cleaning
- side telescopic
- frame
- lifting
- fixed
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- 238000004140 cleaning Methods 0.000 claims abstract description 121
- 230000007246 mechanism Effects 0.000 claims abstract description 115
- 239000007788 liquid Substances 0.000 claims abstract description 73
- 238000011084 recovery Methods 0.000 claims abstract description 38
- 238000001035 drying Methods 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 claims abstract description 13
- 239000002699 waste material Substances 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 241000282326 Felis catus Species 0.000 claims description 27
- 229920000742 Cotton Polymers 0.000 claims description 15
- 238000005086 pumping Methods 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 9
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 238000010257 thawing Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000009193 crawling Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- 238000000889 atomisation Methods 0.000 claims description 4
- 238000013459 approach Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000004904 shortening Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009123 feedback regulation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Cleaning In General (AREA)
Abstract
The invention discloses an outdoor display cleaning vehicle which comprises a chassis, a lifting mechanism, a cleaning mechanism, a side telescopic mechanism, a sewage recycling mechanism, a drying mechanism and a rear ladder stand mechanism, wherein the chassis is provided with a plurality of side telescopic mechanisms; the lifting mechanism and the side telescopic mechanism are arranged on the chassis; the two cleaning mechanisms are respectively arranged on the lifting mechanism and the side telescopic mechanism. The cleaning vehicle realizes free control of the cleaning mechanism by virtue of the lifting mechanism and the side telescopic mechanism, cleaning of display screens at various positions and any heights, has small influence on road traffic, and realizes the function of one vehicle for multiple purposes. The cleaning mechanism integrates the functions of dust blowing, wet cleaning, waste liquid recovery, panel drying and the like, has high automation degree, reliable cleaning effect and simple operation, has small influence on the display screen, saves labor cost, reduces labor intensity and greatly improves working efficiency.
Description
Technical Field
The invention relates to the field of operation vehicles, in particular to an outdoor display screen cleaning vehicle.
Background
LED displays have been gaining attention from the advent of energy conservation and environmental protection. Outdoor display media is a trend in the 21 st century advertising industry. The equipment has novel and unique appearance, the area of the equipment can be adjusted at will, not only can play audio and video advertising programs, but also can be provided with fixed lamp box advertising positions on four sides. The outdoor display screen is an ideal substitute product for canvas advertisements and lamp box advertisements. The outdoor display screen is generally tens square meters to hundreds square meters or even larger in area, high in brightness and large in visual angle, can work in sunlight, has certain windproof, rainproof and waterproof functions, and is mainly used for indoor and outdoor advertisements of stations, squares, markets and the like. With the advent of a large number of display screens, maintenance and cleaning during use are particularly important. Outdoor display screen is born the wind and rain and drenches throughout the year, often can adhere to dust dirt, and this not only can make the display screen formation of image propagation distance shorten, and screen heat dissipation and life also can receive very big influence. The outdoor display screen has various uses, and the screen size and the distribution position are also various, so that the cleaning is troublesome. Currently, outdoor display screen cleaning usually adopts a method that a person stands on a vehicle-mounted lifting table and directly wipes with rags, or a high-altitude operator manually wipes with the rags through slings. Both of these methods have great limitations in that the longer the worker is, the lower the work efficiency is, which is time-consuming and laborious, and the higher the personnel cost is. The existing automatic cleaning mechanism for the display screen simply cleans the surface of the screen by means of a fan (disclosed in the document of application number 201510492955.8) or some self-cleaning display screens by means of self-cleaning brushes, has limitation in operation, has unsatisfactory cleaning effect and is difficult to realize large-scale popularization. Therefore, developing an outdoor display screen cleaning vehicle which has high automation degree and strong operability and can cope with various arrangement modes is an urgent need for urban development.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an outdoor display screen cleaning vehicle.
The technical scheme for solving the technical problems is that the outdoor display cleaning vehicle is provided and is characterized by comprising a chassis, a lifting mechanism, a cleaning mechanism, a side telescopic mechanism, a dirty liquid recovery mechanism, a drying mechanism and a rear cat ladder mechanism; the lifting mechanism and the side telescopic mechanism are arranged on the chassis; the two cleaning mechanisms are respectively arranged on the lifting mechanism and the side telescopic mechanism;
the lifting mechanism comprises a 360-degree rotary table, a rotary base, a first lifting arm hydraulic cylinder, a second lifting frame hydraulic cylinder, a control connecting plate, a third cleaning frame hydraulic cylinder and a third cleaning frame rotary motor; the 360-degree rotary table is fixed on the chassis; the rotary base is arranged on the 360-degree rotary table; one end of the first lifting arm is connected with the rotary base through a pin shaft; the two ends of the first lifting arm hydraulic cylinder are respectively connected with the slewing base and the first lifting arm through pin shafts; one end of the second lifting frame is arranged at the other end of the first lifting arm through a pin shaft; two ends of the second lifting frame hydraulic cylinder are respectively connected with the first lifting arm and the second lifting frame through pin shafts; the control connecting plate is arranged at the other end of the second lifting frame through a pin shaft; the two ends of the third cleaning frame hydraulic cylinder are respectively connected with the control connecting plate and the second lifting frame through pin shafts; the third cleaning frame rotary motor is fixed on the control connecting plate; the third cleaning frame is connected with an output shaft of a third cleaning frame rotary motor through a pin shaft;
the two cleaning mechanisms comprise a liquid tank, an electric screw rod, a wire rail, a movable brush plate, a soft sponge, a pressure sensor, a liquid pumping pipeline, an atomizing nozzle, a cotton wire brush head and a brush head hydraulic motor; the liquid tank is fixed on the chassis; one group of electric lead screws and wire rails are fixed on the third cleaning frame, and the other group of electric lead screws and wire rails are fixed on the side cleaning frame of the side telescopic mechanism; the movable brush plate is connected with a sliding block of the electric screw rod and a sliding block of the wire rail; the soft sponge is arranged on the movable brush plate; the pressure sensor is fixed inside the soft sponge; one end of the liquid pumping pipeline is connected with a water pump of the chassis, and the other end of the liquid pumping pipeline is connected with the atomizing nozzle; the atomizing nozzle is fixed on the movable brush plate and is used for humidifying the cotton thread brush head; the brush head hydraulic motor is fixed on the movable brush plate; the cotton thread brush head is connected with an output shaft of the brush head hydraulic motor;
the side telescopic mechanism comprises a side telescopic bottom plate, a side telescopic first arm cylinder, a side telescopic second arm cylinder, a side telescopic three arm cylinder, a cross shaft universal joint, a damping rod and a side cleaning frame; the side telescopic bottom plate is fixed on the liquid tank and the fan tank of the sewage recovery mechanism; one end of the side telescopic arm is arranged on the side telescopic bottom plate through a pin shaft; one end of the side telescopic one-arm cylinder is arranged on the side telescopic bottom plate through a pin shaft, and the other end of the side telescopic one-arm cylinder is arranged on the side telescopic one-arm through a pin shaft; one end of the two side telescopic arms is connected with the other end of the one side telescopic arm through a pin shaft; two ends of the side telescopic two-arm cylinder are respectively connected with the side telescopic first arm and the side telescopic two arms through pin shafts; one end of the side telescopic three arms is connected with the other end of the side telescopic two arms through a pin shaft; the side cleaning frame is fixed at the other end of the side telescopic three arms; two ends of the side telescopic three-arm cylinder are respectively connected with the side telescopic two arms and the side telescopic three arms through pin shafts; two ends of the damping rod are fixedly connected with the liquid tank and the side telescopic two arms respectively through cross shaft universal joints.
Compared with the prior art, the invention has the beneficial effects that:
(1) The cleaning vehicle realizes free control of the cleaning mechanism by virtue of the lifting mechanism and the side telescopic mechanism, realizes cleaning of display screens at various positions and at any height, especially simultaneously cleans high-altitude display screens and display screens on two sides of a road, has small influence on road traffic, is completely suitable for regular maintenance of various outdoor display screens and daily maintenance of future electronic bus stop boards, and realizes a multifunctional function of one vehicle.
(2) The cleaning mechanism integrates the functions of dust blowing, wet cleaning, waste liquid recovery, panel drying and the like, has high automation degree, reliable cleaning effect and simple operation, has small influence on the display screen, saves labor cost, reduces labor intensity and greatly improves working efficiency.
(3) The cleaning vehicle is flexible, reliable in operation, good in working stability, high in automation degree, capable of coping with various arrangement modes and high in cleaning efficiency.
(4) The cleaning vehicle takes the storage battery as a power source, cannot cause secondary pollution to the environment, and accords with the current trend of new energy automobiles. Because the power is the battery, the automobile body self vibration is little when the cleaning operation, and is less to cleaning operation influence.
(5) Different cleaning liquids can be selected for cleaning different types of display screens.
Drawings
FIG. 1 is a schematic front view of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic rear view of the overall structure of an embodiment of the present invention;
FIG. 3 is a schematic top view of the overall structure of an embodiment of the present invention;
FIG. 4 is a schematic view of a lifting mechanism connection according to an embodiment of the present invention;
FIG. 5 is a schematic view of a cleaning mechanism connection according to an embodiment of the present invention;
FIG. 6 is a schematic illustration of a side telescoping mechanism connection of one embodiment of the present invention;
FIG. 7 is a schematic view of a rear ladder stand mechanism in accordance with an embodiment of the invention;
FIG. 8 is a schematic view of a high-altitude cleaning operation according to an embodiment of the present invention;
FIG. 9 is a schematic illustration of a side wash operation of an embodiment of the present invention;
FIG. 10 is a schematic illustration of another operational state of side cleaning of an embodiment of the present invention;
in the figure: 1-chassis, 2-lifting mechanism, 3-cleaning mechanism, 4-side telescoping mechanism, 5-dirty liquid recovery mechanism, 6-drying mechanism, 7-back ladder stand mechanism;
1.1-main frame, 1.2-auxiliary frame, 1.3-storage battery pack, 1.4-hydraulic oil tank, 1.5-tool box, 1.6-hydraulic pump, 1.7-hydraulic pump driving motor, 1.8-water pump, 1.9-water pump driving motor and 1.10-hydraulic support leg;
2.1-360 DEG revolving table, 2.2-revolving base, 2.3-first lifting arm, 2.4-first lifting arm hydraulic cylinder, 2.5-second lifting frame, 2.6-second lifting frame hydraulic cylinder, 2.7-control connecting plate, 2.8-third cleaning frame, 2.9-third cleaning frame hydraulic cylinder and 2.10-third cleaning frame revolving motor;
3.1-liquid tank, 3.2-electric screw rod, 3.3-wire rail, 3.4-movable brush plate, 3.5-soft sponge, 3.6-pressure sensor, 3.7-liquid pumping pipeline, 3.8-atomizer, 3.9-cotton wire brush head and 3.10-brush head hydraulic motor;
4.1-side telescopic bottom plate, 4.2-side telescopic first arm, 4.3-side telescopic first arm cylinder, 4.4-side telescopic second arm, 4.5-side telescopic second arm cylinder, 4.6-side telescopic three arm, 4.7-side telescopic three arm cylinder, 4.8-cross shaft universal joint, 4.9-damping rod and 4.10-side cleaning frame;
5.1-dirty liquid recovery box, 5.2-air duct, 5.3-fan box, 5.4-centrifugal fan, 5.5-fan motor, 5.6-waste liquid recovery pipe, 5.7-top longitudinal water absorption tank and 5.8-top transverse water absorption tank;
6.1-mechanism housing, 6.2-liquid heater, 6.3-defroster, 6.4-drying duct, 6.5-hot air outlet;
7.1-rear cat ladder sliding rails, 7.2-wear-resistant strips, 7.3-rear cat ladder sliding blocks and 7.4-rear cat ladder;
Detailed Description
Specific examples of the present invention are given below. The specific examples are provided only for further elaboration of the invention and do not limit the scope of the claims of the present application.
The invention provides an outdoor display cleaning vehicle (referred to as cleaning vehicle for short, see fig. 1-7), which is characterized by comprising a chassis 1, a lifting mechanism 2, a cleaning mechanism 3, a side telescopic mechanism 4, a dirty liquid recovery mechanism 5, a drying mechanism 6 and a rear cat ladder mechanism 7; the lifting mechanism 2 and the side telescopic mechanism 4 are arranged on the chassis 1; the two cleaning mechanisms 3 are respectively arranged on the lifting mechanism 2 and the side telescopic mechanism 4;
the chassis 1 comprises a main frame 1.1, an auxiliary frame 1.2, a storage battery pack 1.3, a hydraulic oil tank 1.4, a tool box 1.5, a hydraulic pump 1.6, a hydraulic pump driving motor 1.7, a water pump 1.8, a water pump driving motor 1.9 and hydraulic support legs 1.10; the auxiliary frame 1.2 is fixedly connected with the main frame 1.1; the storage battery pack 1.3, the hydraulic oil tank 1.4 and the tool box 1.5 are fixed on two sides of the auxiliary frame 1.2; the hydraulic pump 1.6 and the hydraulic pump driving motor 1.7 are arranged in the middle of the frame 1.1; the hydraulic pump driving motor 1.7 drives the hydraulic pump 1.6 to work, and hydraulic oil in the hydraulic oil tank 1.4 is supplied to the whole hydraulic system; the water pump 1.8 and the water pump driving motor 1.9 are arranged at the lower part of the main frame 1.1; the water pump driving motor 1.9 drives the water pump 1.8 to work, and supplies the liquid in the liquid tank 3.1 to the cleaning mechanism 3; the hydraulic support legs 1.10 are respectively fixed at the lower part of the front anti-collision beam and the two ends of the rear side of the main frame 1.1;
the lifting mechanism 2 comprises a 360-degree rotary table 2.1, a rotary base 2.2, a first lifting arm 2.3, a first lifting arm hydraulic cylinder 2.4, a second lifting frame 2.5, a second lifting frame hydraulic cylinder 2.6, a control connecting plate 2.7, a third cleaning frame 2.8, a third cleaning frame hydraulic cylinder 2.9 and a third cleaning frame rotary motor 2.10; the 360-degree rotary table 2.1 is fixed on the auxiliary frame 1.2 of the chassis 1 through bolts; the rotary base 2.2 is arranged on the 360-degree rotary table 2.1, and rotates to a certain angle according to the requirement during working; one end of the first lifting arm 2.3 is connected with the swivel base 2.2 through a pin shaft; the two ends of the first lifting arm hydraulic cylinder 2.4 are respectively connected with the swivel base 2.2 and the first lifting arm 2.3 through pin shafts; one end of the second lifting frame 2.5 is arranged on the lifting lug at the other end of the first lifting arm 2.3 through a pin shaft; two ends of the second lifting frame hydraulic cylinder 2.6 are respectively connected with the ear seat of the first lifting arm 2.3 and the ear seat of the second lifting frame 2.5 through pin shafts; the ear seat of the control connecting plate 2.7 is arranged at the other end of the second lifting frame 2.5 through a pin shaft; the two ends of the third cleaning frame hydraulic cylinder 2.9 are respectively connected with the lug seat of the control connecting plate 2.7 and the lug seat of the second lifting frame 2.5 through pin shafts; the third cleaning frame rotary motor 2.10 is fixed on the control connecting plate 2.7; the third cleaning frame 2.8 is fixedly connected with an output shaft of the third cleaning frame rotary motor 2.10 through a pin shaft; when the cleaning device works, the first lifting arm hydraulic cylinder 2.4 lifts to a certain height, the rotating base 2.2 rotates for a certain angle according to the requirement to enable the lifting mechanism 2 to reach a proper position, the second lifting frame hydraulic cylinder 2.6 and the third cleaning frame hydraulic cylinder 2.9 are matched and stretched, and the third cleaning frame 2.8 is in contact with a high-altitude display screen;
the two cleaning mechanisms 3 comprise a liquid tank 3.1, an electric screw rod 3.2, a wire rail 3.3, a movable brush plate 3.4, a soft sponge 3.5, a pressure sensor 3.6, a liquid pumping pipeline 3.7, an atomizing nozzle 3.8, a cotton wire brush head 3.9 and a brush head hydraulic motor 3.10; the liquid tank 3.1 is fixed on the front end of the auxiliary frame 1.2 of the chassis 1; one group of electric lead screws 3.2 and wire rails 3.3 are fixed on a third cleaning frame 2.8 of the lifting mechanism 2, and the other group of electric lead screws 3.2 and wire rails 3.3 are fixed on a side cleaning frame 4.10 of the side telescopic mechanism 4; the movable brush plate 3.4 is connected with a sliding block of the electric screw rod 3.2 and a sliding block of the linear rail 3.3 through bolts and can slide along the linear rail 3.3; the soft sponge 3.5 is arranged at two sides of the movable brush plate 3.4; the pressure sensor 3.6 is fixed in the soft sponge 3.5 and is used for detecting real-time pressure; the liquid pumping pipeline 3.7 is fixed in the first lifting arm 2.3 of the lifting mechanism 2, in the middle of the second lifting frame 2.5 of the lifting mechanism 2 and at the back of the side telescopic bottom plate 4.1, one end of the liquid pumping pipeline is connected with the water pump 1.8 of the chassis 1, and the other end of the liquid pumping pipeline is connected with the atomizing nozzle 3.8; the liquid pumping pipeline 3.7 is provided with a pneumatic angle seat valve for providing the pressure required by atomization; the atomizing spray heads 3.8 are fixed at two ends of the inner side of the movable brush plate 3.4 and are used for humidifying the cotton thread brush heads 3.9; the brush head hydraulic motor 3.10 is fixed on the movable brush plate 3.4; the cotton thread brush head 3.9 is fixedly connected with an output shaft of the brush head hydraulic motor 3.10;
the side telescopic mechanism 4 comprises a side telescopic bottom plate 4.1, a side telescopic first arm 4.2, a side telescopic first arm cylinder 4.3, a side telescopic second arm 4.4, a side telescopic second arm cylinder 4.5, a side telescopic third arm 4.6, a side telescopic third arm cylinder 4.7, a cross shaft universal joint 4.8, a damping rod 4.9 and a side cleaning frame 4.10; the side telescopic bottom plate 4.1 is fixed on the shell of the liquid tank 3.1 of the cleaning mechanism 3 and the shell of the fan tank 5.3 of the dirty liquid recovery mechanism 5; one end of the side telescopic arm 4.2 is arranged on an ear seat of the side telescopic bottom plate 4.1 through a pin shaft; one end of the side telescopic one-arm cylinder 4.3 is arranged on the ear seat of the side telescopic bottom plate 4.1 through a pin shaft, and the other end of the side telescopic one-arm cylinder is arranged on the ear seat of the side telescopic one-arm cylinder 4.2 through a pin shaft; one end of the side telescopic two arms 4.4 is connected with the other end of the side telescopic one arm 4.2 through a pin shaft; two ends of the side telescopic two-arm cylinder 4.5 are respectively connected with the inner seat of the side telescopic one-arm 4.2 and the inner seat of the side telescopic two-arm 4.4 through pin shafts; one end of the side telescopic three arm 4.6 is connected with the other end of the side telescopic two arm 4.4 through a pin shaft; the side cleaning frame 4.10 is welded and fixed at the other end of the side telescopic three arms 4.6; two ends of the side telescopic three-arm cylinder 4.7 are respectively connected with an ear seat of the side telescopic two-arm cylinder 4.4 and an inner seat of the side telescopic three-arm cylinder 4.6 through pin shafts; two ends of the damping rod 4.9 are respectively fixedly connected with the shell of the liquid tank 3.1 and the upper ends of the side telescopic two arms 4.4 through cross shaft universal joints 4.8, and the side telescopic mechanism 4 plays a role in longitudinal traction;
the dirty liquid recovery mechanism 5 comprises a dirty liquid recovery box 5.1, an air duct 5.2, a fan box 5.3, a centrifugal fan 5.4, a fan motor 5.5, a waste liquid recovery pipe 5.6, a top longitudinal water suction groove 5.7 and a top transverse water suction groove 5.8; the sewage recovery tank 5.1 is fixed on the rear side of the auxiliary frame 1.2 of the chassis 1; the centrifugal fan 5.4 and the fan motor 5.5 are fixed in the fan case 5.3, and the fan motor 5.5 is connected with the centrifugal fan 5.4 and acts on the centrifugal fan 5.4; one end of the air duct 5.2 is connected with an air port of the sewage recovery box 5.1, and the other end of the air duct is connected with an air suction port of the centrifugal fan 5.4; the fan box 5.3 is fixed on the side surface of the auxiliary frame 1.2 of the chassis 1 through bolts; the waste liquid recovery pipe 5.6 is fixed in the first lifting arm 2.3 and in the middle of the second lifting frame 2.5, one end of the waste liquid recovery pipe is connected with the waste liquid recovery box 5.1, and the other end of the waste liquid recovery pipe is connected with the top longitudinal water suction groove 5.7 and the top transverse water suction groove 5.8; the top longitudinal water suction groove 5.7 and the transverse water suction groove 5.8 are respectively fixed on the lower part and the side part of the movable brush plate 3.4;
the drying mechanism 6 comprises a mechanism shell 6.1, a liquid heater 6.2, a defrosting machine 6.3, a drying pipeline 6.4 and a hot air outlet 6.5; the mechanism shell 6.1 is fixed on the left side of the auxiliary frame 1.2 of the chassis 1; the liquid heater 6.2 and the defroster 6.3 are fixedly arranged in the mechanism shell 6.1 and are connected through a hose; the drying pipeline 6.4 is fixed in the first lifting arm 2.3, in the middle of the second lifting frame 2.5 and at the back of the side telescopic bottom plate 4.1, one end of the drying pipeline is connected with the defrosting machine 6.3, and the other end of the drying pipeline is connected with the hot air outlet 6.5; the hot air outlet 6.5 is fixed at the upper part of the movable brush plate 3.4;
the rear cat ladder mechanism 7 comprises a rear cat ladder sliding rail 7.1, a wear-resisting strip 7.2, a rear cat ladder sliding block 7.3 and a rear cat ladder 7.4; the rear ladder sliding rail 7.1 is fixed at the bottom of the sewage recovery box 5.1; the wear-resistant strip 7.2 is fixed in the rear ladder rail 7.1; the rear cat ladder sliding block 7.3 is arranged in the rear cat ladder sliding rail 7.1 and can freely slide in the rear cat ladder sliding rail 7.1; the rear crawling ladder 7.4 is inserted into the inner groove of the rear crawling ladder sliding block 7.3 through a pin shaft, and can slide in the rear crawling ladder sliding block 7.3 and also can drive the rear crawling ladder sliding block 7.3 to slide in the rear crawling ladder sliding rail 7.1.
The working principle and the working flow of the invention are as follows:
when the high-altitude display screen (the LED display screen in the embodiment) is cleaned, the cleaning vehicle is stopped at a proper position beside a road, the front and rear four hydraulic supporting legs 1.10 are opened by the control center in the vehicle, then the 360-degree rotary table 2.1 is rotated to a proper angle, and the first lifting arm hydraulic cylinder 2.4, the second lifting frame hydraulic cylinder 2.6 and the third cleaning frame hydraulic cylinder 2.9 are automatically controlled to be opened in sequence by inputting the height of the display screen into the control center, so that the preparation work before cleaning is primarily completed.
When the movable brush plate 3.4 approaches the display screen, the control center sends out an instruction, the defrosting machine 6.3 works, and air is blown through the hot air outlet 6.5 to primarily clean dust on the display screen.
Before wet washing is prepared, the first lifting arm hydraulic cylinder 2.4 and the second lifting frame hydraulic cylinder 2.6 are adjusted to a proper position, then the third cleaning frame hydraulic cylinder 2.9 is finely adjusted to enable the soft sponge 3.5 to be in contact with a display screen, the pressure between the soft sponge 3.5 and the display screen is fed back through a pressure sensor 3.6 in the sponge, then a brush head hydraulic motor 3.10 is started to drive a cotton brush head 3.9 to rotate, at the moment, a water pump 1.8 is driven by a water pump driving motor 1.9, washing liquid in a liquid tank 3.1 is sprayed out from an atomization nozzle 3.8 through pressurization of a pneumatic angle seat valve through a pump liquid pipeline 3.7, and is sprayed on the cotton brush head 3.9 to finish humidification of a brush disc; the electric screw rod 3.2 works to drive the movable brush plate 3.4 to move up and down on the linear rail 3.3, so that the longitudinal movement wet washing work is completed. When the horizontal distance of the washed display screen is long and the vertical washing cannot reach the ideal working efficiency, the control center can be used for adjusting, and the third washing frame rotary motor 2.10 rotates by 90 degrees, so that the washing mechanism 3 can carry out horizontal washing, and the aim of shortening the washing time is fulfilled.
When the cleaning mechanism 3 works, the fan motor 5.5 receives a signal of the control center to drive the centrifugal fan 5.4 to rotate, and the sewage flows back to the sewage recovery tank 5.1 through the waste liquid recovery pipe 5.6 by the top longitudinal water suction tank 5.7 or the top transverse water suction tank 5.8.
And after the cleaning work is finished, the control center finishes the signals of the brush head hydraulic motor 3.10 and the fan motor 5.5, and transmits the signals to the liquid heater 6.2 and the defroster 6.3, and the defroster 6.3 sends hot air to the hot air outlet 6.5 through the drying pipeline 6.4 to finish the drying work of the display screen according to the movement track of the cleaning work.
For the clearance of road both sides electron bus stop board, only need make flexible one arm cylinder 4.3 of side, flexible two arm cylinders 4.5 of side and flexible three arm cylinder 4.7 of side flexible as required flexible through control center for the wiper mechanism 3 that fixes on side wash rack 4.10 contacts the stop board display screen, makes the brush dish accomplish wet cleaning work through pressure sensor's feedback regulation equally, and stoving mechanism work is similar with the top. The two ends of the damping rod 4.9 are respectively fixedly connected with the liquid tank 3.1 and the side telescopic two arms 4.4 through cross shaft universal joints 4.8, and the side telescopic mechanism 4 plays a role in longitudinal traction and can also realize rotation at any angle.
After the cleaning is finished, the control center adjusts each hydraulic cylinder, folds the lifting mechanism 2 or the side telescopic mechanism 4 back to the initial position, the hydraulic support legs 1.10 are retracted, and the vehicle moves to the lower position for cleaning.
To the change of the cotton thread brush head 3.9 of wiper mechanism 3, can take back cat ladder 7.4 from dirty liquid recovery case 5.1 bottom through manual, take on the automobile body back protection, the cooperation dirty liquid recovery case 5.1 back handle can realize conveniently stepping on the box fast, realizes the change of brush head, and can push back cat ladder slide rail 7.1 inside with back cat ladder 7.4 after using, does not occupy automobile body external space.
The invention is applicable to the prior art where it is not described.
Claims (4)
1. The outdoor display cleaning vehicle is characterized by comprising a chassis, a lifting mechanism, a cleaning mechanism, a side telescopic mechanism, a dirty liquid recovery mechanism, a drying mechanism and a rear crawling ladder mechanism; the lifting mechanism and the side telescopic mechanism are arranged on the chassis; the two cleaning mechanisms are respectively arranged on the lifting mechanism and the side telescopic mechanism;
the lifting mechanism comprises a 360-degree rotary table, a rotary base, a first lifting arm hydraulic cylinder, a second lifting frame hydraulic cylinder, a control connecting plate, a third cleaning frame hydraulic cylinder and a third cleaning frame rotary motor; the 360-degree rotary table is fixed on the chassis; the rotary base is arranged on the 360-degree rotary table; one end of the first lifting arm is connected with the rotary base through a pin shaft; the two ends of the first lifting arm hydraulic cylinder are respectively connected with the slewing base and the first lifting arm through pin shafts; one end of the second lifting frame is arranged at the other end of the first lifting arm through a pin shaft; two ends of the second lifting frame hydraulic cylinder are respectively connected with the first lifting arm and the second lifting frame through pin shafts; the control connecting plate is arranged at the other end of the second lifting frame through a pin shaft; the two ends of the third cleaning frame hydraulic cylinder are respectively connected with the control connecting plate and the second lifting frame through pin shafts; the third cleaning frame rotary motor is fixed on the control connecting plate; the third cleaning frame is connected with an output shaft of a third cleaning frame rotary motor through a pin shaft;
the two cleaning mechanisms comprise a liquid tank, an electric screw rod, a wire rail, a movable brush plate, a soft sponge, a pressure sensor, a liquid pumping pipeline, an atomizing nozzle, a cotton wire brush head and a brush head hydraulic motor; the liquid tank is fixed on the chassis; one group of electric lead screws and wire rails are fixed on the third cleaning frame, and the other group of electric lead screws and wire rails are fixed on the side cleaning frame of the side telescopic mechanism; the movable brush plate is connected with a sliding block of the electric screw rod and a sliding block of the wire rail; the soft sponge is arranged on the movable brush plate; the pressure sensor is fixed inside the soft sponge; one end of the liquid pumping pipeline is connected with a water pump of the chassis, and the other end of the liquid pumping pipeline is connected with the atomizing nozzle; the atomizing nozzle is fixed on the movable brush plate and is used for humidifying the cotton thread brush head; the brush head hydraulic motor is fixed on the movable brush plate; the cotton thread brush head is connected with an output shaft of the brush head hydraulic motor;
the side telescopic mechanism comprises a side telescopic bottom plate, a side telescopic first arm cylinder, a side telescopic second arm cylinder, a side telescopic three arm cylinder, a cross shaft universal joint, a damping rod and a side cleaning frame; the side telescopic bottom plate is fixed on the liquid tank and the fan tank of the sewage recovery mechanism; one end of the side telescopic arm is arranged on the side telescopic bottom plate through a pin shaft; one end of the side telescopic one-arm cylinder is arranged on the side telescopic bottom plate through a pin shaft, and the other end of the side telescopic one-arm cylinder is arranged on the side telescopic one-arm through a pin shaft; one end of the two side telescopic arms is connected with the other end of the one side telescopic arm through a pin shaft; two ends of the side telescopic two-arm cylinder are respectively connected with the side telescopic first arm and the side telescopic two arms through pin shafts; one end of the side telescopic three arms is connected with the other end of the side telescopic two arms through a pin shaft; the side cleaning frame is fixed at the other end of the side telescopic three arms; two ends of the side telescopic three-arm cylinder are respectively connected with the side telescopic two arms and the side telescopic three arms through pin shafts; two ends of the damping rod are fixedly connected with the liquid tank and the side telescopic two arms respectively through cross shaft universal joints;
the dirty liquid recovery mechanism comprises a dirty liquid recovery box, an air duct, a fan box, a centrifugal fan, a fan motor, a waste liquid recovery pipe, a top longitudinal water suction tank and a top transverse water suction tank; the sewage recovery tank is fixed on the chassis; the fan box is fixed on the chassis; the centrifugal fan and the fan motor are fixed in the fan case, the fan motor is connected with the centrifugal fan, and the fan motor acts on the centrifugal fan; one end of the air duct is connected with the dirty liquid recovery box, and the other end of the air duct is connected with the centrifugal fan; one end of the waste liquid recovery pipe is connected with the sewage recovery box, and the other end of the waste liquid recovery pipe is connected with the top longitudinal water absorption tank and the top transverse water absorption tank; the top longitudinal water absorption groove and the transverse water absorption groove are fixed on the movable brush plate;
the drying mechanism comprises a mechanism shell, a liquid heater, a defrosting machine, a drying pipeline and a hot air outlet; the mechanism shell is fixed on the chassis; the liquid heater and the defrosting machine are fixedly arranged in the mechanism shell and are connected with each other; one end of the drying pipeline is connected with the defrosting machine, and the other end of the drying pipeline is connected with the hot air outlet; the hot air outlet is fixed on the movable brush plate;
when the high-altitude display screen is cleaned, the cleaning vehicle is parked at a proper position beside a road, a control center in the vehicle opens front and rear four hydraulic support legs, then the 360-degree rotary table is rotated to a proper angle, and the first lifting arm hydraulic cylinder, the second lifting frame hydraulic cylinder and the third cleaning frame hydraulic cylinder are automatically controlled to be sequentially opened by inputting the height of the display screen into the control center, so that the preparation work before cleaning is primarily completed;
when the movable brush plate approaches the display screen, the control center sends out an instruction, the defrosting machine works, and air is blown through the hot air outlet to primarily clean dust on the display screen;
before wet washing is prepared, the first lifting arm hydraulic cylinder and the second lifting frame hydraulic cylinder are adjusted to a proper position, then the third cleaning frame hydraulic cylinder is finely adjusted to enable the soft sponge to be in contact with the display screen, the pressure between the soft sponge and the display screen is in a proper range through feedback of a pressure sensor in the sponge, then a brush head hydraulic motor is started to drive a cotton line brush head to rotate, at the moment, a water pump is driven by a water pump driving motor, washing liquid in a liquid tank is pressurized through a pneumatic angle seat valve through a pump liquid pipeline and sprayed out of an atomization nozzle, and humidification of a brush disc is completed; the electric screw rod works to drive the movable brush plate to move up and down on the linear rail, so that the longitudinal movement wet washing work is completed; when the horizontal distance of the cleaned display screen is long and the vertical cleaning cannot reach the ideal working efficiency, the third cleaning frame rotary motor rotates 90 degrees through the adjustment of the control center, so that the cleaning mechanism can transversely clean, and the aim of shortening the cleaning time is fulfilled;
when the cleaning mechanism works, the fan motor receives a signal of the control center and drives the centrifugal fan to rotate, and the sewage flows back to the sewage recovery tank through the waste liquid recovery pipe through the top longitudinal water suction tank or the top transverse water suction tank;
the cleaning work is finished, signals of a brush head hydraulic motor and a fan motor are finished through a control center, the signals are transmitted to a liquid heater and a defroster, and the defroster enables hot air to reach a hot air outlet through a drying pipeline and completes the drying work of a display screen according to the movement track of the cleaning work;
for cleaning the electronic bus stop boards at two sides of a road, only the side telescopic first-arm cylinder, the side telescopic second-arm cylinder and the side telescopic third-arm cylinder are required to be telescopic through the control center, so that the cleaning mechanism fixed on the side cleaning frame contacts with the stop board display screen, the brush disc is subjected to wet cleaning through feedback adjustment of the pressure sensor, and the drying mechanism works similarly to the top; the two ends of the damping rod are fixedly connected with the liquid tank and the side telescopic two arms respectively through cross shaft universal joints, and the opposite side telescopic mechanism plays a role in longitudinal traction and can also realize rotation at any angle;
after the cleaning is finished, the control center adjusts each hydraulic cylinder, the lifting mechanism or the side telescopic mechanism is folded back to the initial position, the hydraulic support legs are retracted, and the vehicle moves to the lower position for cleaning;
to the change of cleaning mechanism's cotton thread brush head, take back cat ladder through manual follow dirty liquid recovery tank bottom portion, take on automobile body back protection, the cooperation dirty liquid recovery tank back handle can realize conveniently stepping on the box fast, realizes the change of brush head, and pushes back cat ladder slide rail inside with the back cat ladder, does not occupy automobile body external space.
2. The outdoor display cleaning vehicle of claim 1, wherein said chassis comprises a main frame, an auxiliary frame, a battery pack, a hydraulic oil tank, a tool box, a hydraulic pump drive motor, a water pump drive motor, and hydraulic legs; the auxiliary frame is fixedly connected with the main frame; the storage battery pack, the hydraulic oil tank and the tool box are fixed on the auxiliary frame; the hydraulic pump and the hydraulic pump driving motor are arranged on the frame; the hydraulic pump driving motor drives the hydraulic pump to work, and hydraulic oil in the hydraulic oil tank is supplied to the whole hydraulic system; the water pump and the water pump driving motor are arranged on the main frame; the water pump driving motor drives the water pump to work, and supplies liquid in the liquid tank to the cleaning mechanism; the hydraulic support legs are respectively fixed at the lower part of the front anti-collision beam and two ends of the rear side of the main frame.
3. The outdoor display cleaning vehicle of claim 1, wherein said rear ladder mechanism comprises a rear ladder rail, a wear bar, a rear ladder slider, and a rear ladder; the rear ladder sliding rail is fixed on the sewage recovery box; the wear-resistant strip is fixed in the rear ladder rail; the rear cat ladder sliding block is arranged in the rear cat ladder sliding rail and can freely slide in the rear cat ladder sliding rail; the rear cat ladder is inserted into the rear cat ladder sliding block inner groove through the pin shaft, so that the rear cat ladder sliding block can slide in the rear cat ladder sliding block, and the rear cat ladder sliding block can also be driven to slide in the rear cat ladder sliding rail.
4. The outdoor monitor cleaning vehicle of claim 1, wherein the pump fluid line is provided with a pneumatic angle seat valve for providing a pressure required for atomization.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811382306.2A CN109365337B (en) | 2018-11-20 | 2018-11-20 | Outdoor display screen washs car |
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| CN201811382306.2A CN109365337B (en) | 2018-11-20 | 2018-11-20 | Outdoor display screen washs car |
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| CN109365337B true CN109365337B (en) | 2023-06-27 |
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| CN112891097B (en) * | 2021-01-15 | 2022-03-25 | 北京择天众康科技有限公司 | 5G intelligent information interaction display system for Internet of things intelligent hospital bed and application |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102189055B (en) * | 2010-03-15 | 2015-09-30 | 武汉理工大学 | Operation vehicle for carrying out automatic spraying on outside plate of hull |
| CN202570653U (en) * | 2012-01-10 | 2012-12-05 | 王金宁 | Movable light pole and tablet cleaning and renewing machine |
| CN203144943U (en) * | 2013-03-28 | 2013-08-21 | 湖北宏宇专用汽车有限公司 | Multifunctional high-altitude washing vehicle |
| CN104863077B (en) * | 2015-06-02 | 2017-01-11 | 沈阳敬达交通工程设备有限公司 | Road marker cleaning vehicle |
| CN205131209U (en) * | 2015-12-09 | 2016-04-06 | 中投晟元资产管理（北京）有限公司 | Automatic washing equipment |
| CN205966693U (en) * | 2016-07-08 | 2017-02-22 | 河南森源重工有限公司 | Photovoltaic power plant solar cell panel washs car |
| CN106423970B (en) * | 2016-10-31 | 2019-08-09 | 河北工业大学 | A kind of electronic light pole cleaning device |
| CN107762120A (en) * | 2017-12-04 | 2018-03-06 | 储高鹏 | A kind of automatic cleaning equipment in building and ornament materials cement fibrolite plate gap |
| CN108532515A (en) * | 2018-06-12 | 2018-09-14 | 河南远东大方道路养护设备有限公司 | Gobo cleaning vehicle |
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