CN118080193A - Be applied to automatic spraying device on vertical surface of large tracts of land high altitude - Google Patents
Be applied to automatic spraying device on vertical surface of large tracts of land high altitude Download PDFInfo
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- CN118080193A CN118080193A CN202410326771.3A CN202410326771A CN118080193A CN 118080193 A CN118080193 A CN 118080193A CN 202410326771 A CN202410326771 A CN 202410326771A CN 118080193 A CN118080193 A CN 118080193A
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- spray gun
- valve
- air
- automatic
- tank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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- Engineering & Computer Science (AREA)
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- Structural Engineering (AREA)
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Abstract
The invention discloses an automatic spraying device applied to a large-area large-height vertical surface, which comprises a movable lifting part, a wall climbing automatic spraying vehicle and a ground air source part, wherein the movable lifting part comprises an electric winch, the automatic winch controls the sagging length of a steel wire rope, the end part of the steel wire rope is connected with the wall climbing automatic spraying vehicle, the wall climbing automatic spraying vehicle comprises a pressure paint tank and an automatic spray gun group, paint is arranged in the pressure paint tank, a gas phase space of the pressure paint tank is connected with control air, the paint is conveyed to the automatic spray gun group in a pressing mode, the ground air source part comprises a compressed air buffer tank, and the compressed air buffer tank receives compressed air of an external air source, buffers and distributes the compressed air, and provides pressure stable compressed air for the wall climbing automatic spraying vehicle. The invention can be operated on the ground by operators without personnel entering an aerial hanging basket, thus realizing the intrinsic safety of construction and fundamentally avoiding casualties. The automatic spraying operation efficiency is higher than that of manual operation, and the construction operation cost can be greatly reduced.
Description
Technical Field
The invention belongs to the technical field of spraying equipment, and particularly relates to an automatic spraying device applied to a large-area large-height vertical surface.
Background
With the continuous development of economy and continuous progress of technology, large-area and large-height buildings are more and more, for example, the outer tank of a mainstream LNG storage tank is poured by reinforced concrete, the diameter of the outer tank is up to 90 meters, the height of the outer tank is up to more than 50 meters, and in order to improve the service life of the storage tank, tiny pores on the surface of the concrete are sealed, and most of the outer tank needs to be coated with paint to cover the surface of the concrete. And if the mass of concrete is larger in the nuclear island building of the nuclear power plant, the large-area large-height building is required to be painted or rolled and brushed, the construction amount is extremely large, and the operation is more and more frequent along with the increasing of the large-area large-height building.
The prior art is to the construction of brushing of large tracts of land high altitude vertical surface, adopts artifical high altitude hanging flower basket construction mostly, and constructor stands in the high altitude hanging flower basket, controls high altitude hanging flower basket from top to bottom through the operating personnel, carries out manual spraying or round brush operation to large tracts of land high altitude vertical surface, and above-mentioned operation mode has following problem:
1. The body of the operator is limited, for example, the operator cannot work on the job, and the operator needs to be specially trained to obtain the 'high-altitude job certificate' for the job.
2. When in operation, people stand in the hanging basket, the hanging basket is hung in the air, and the safety coefficient is low.
3. The operator is in the work area, and the volatile substances in the paint affect the health of the operator.
4. The operation efficiency is low, and the influence of factors such as weather, wind power, illumination and the like on site environment conditions is great.
In summary, the existing automatic spraying device lacks a high safety factor and high operation efficiency, and is suitable for large-area and large-height vertical surfaces.
Disclosure of Invention
The invention aims to solve the problem of providing an automatic spraying device applied to a large-area large-height vertical surface, which has high automation degree, does not need operators to carry out hanging basket operation, improves the safety coefficient, achieves intrinsic safety, fundamentally eliminates casualties, improves the operation efficiency, reduces the construction operation cost, and is suitable for popularization and application.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an be applied to large tracts of land high vertical surface's automatic spraying device, includes and removes hoisting portion, climbs wall automatic spraying car and ground air supply portion, it arranges vertical surface top to remove hoisting portion, it includes electric hoist to remove hoisting portion, automatic hoist engine control wire rope sagging length, wire rope pass through steering mechanism with vertical surface is parallel, wire rope end connection climbs wall automatic spraying car, electric hoist engine passes through rotation control climb wall automatic spraying car and vertical surface up-and-down motion, climb wall automatic spraying car includes pressure paint tank and automatic spray gun group, be equipped with the coating in the pressure paint tank, pressure paint tank vapor phase space links to each other with control air, will the coating is compressed to automatic spray gun group, ground air supply portion arranges ground in, ground air supply portion includes compressed air buffer tank, compressed air tank entrance connection external air supply, compressed air buffer tank exit end is connected control air hose one end and atomizing air hose one end respectively, the control air hose other end is connected respectively automatic pressure paint tank and automatic spray gun group, the pressure paint tank is equipped with the coating in the pressure paint tank, the air buffer tank is provided with the pressure air hose, the air buffer hose is connected with the pressure air supply portion, and the air hose is provided for the pressure air buffer hose.
Further, the movable hoisting part comprises a movable hoisting frame, the electric winch is arranged on the movable hoisting frame, the electric winch is connected with a winch speed regulation control cabinet, the winch speed regulation control cabinet controls the rotation speed of the electric winch, the steering mechanism is a pulley, the pulley is arranged at the front end of the top of the movable hoisting frame, the steel wire rope penetrates through the pulley, one end of the steel wire rope is fixed on the electric winch, and the other end of the steel wire rope is vertically and vertically connected with the wall-climbing automatic spraying vehicle.
Further, a crane counterweight is arranged on the movable crane frame, the crane counterweight is arranged at the rear end of the movable crane frame, and casters are arranged at the bottom of the movable crane frame.
Further, wall climbing automatic spraying car includes the spraying frame, spraying frame side is equipped with wall climbing wheel, wall climbing wheel drives the spraying frame is in slide on the vertical surface, the pressure paint tank is arranged in the spraying frame, the pressure paint tank pass through the coating outlet valve with automatic spray gun group intercommunication, the pressure paint tank with connect through spray gun control air valve after the automatic spray gun group is parallelly connected control air hose, automatic spray gun group passes through spray gun atomizing air valve connection atomizing air hose.
Further, the inside pneumatic agitator that is equipped with of pressure paint tank, pneumatic agitator passes through the agitator admission valve and connects control air hose, pressure paint tank top air inlet passes through paint tank admission valve and connects control air hose, pressure paint tank bottom is equipped with the discharge gate, the discharge gate connects gradually paint tank discharge valve, paint tank filter, pneumatic switch valve, coating master valve with automatic spray gun group, pneumatic switch valve connects control air hose.
Further, paint tank observation holes, paint tank safety valves, paint tank exhaust valves and paint inlet valves are further formed in the top of the pressure paint tank.
Further, the pressure paint tank includes two sets of the parallelly connected settings of pressure paint tank, automatic spray gun group includes left side corner spray gun group, left side front spray gun group, right side front spray gun group and right side corner spray gun group, left side corner spray gun group with left side front spray gun group passes through one paint total valve connects a set of the pressure paint tank, right side corner spray gun group with right side front spray gun group passes through another paint total valve connects another the pressure paint tank, left side corner spray gun group with right side corner spray gun group all includes two automatic spray gun, left side front spray gun group with right side front spray gun group all includes four automatic spray gun.
Further, the left-hand corner spray gun set is connected with a left-hand atomizing air valve through a left-hand corner spray gun atomizing air valve, the left-hand front spray gun set is connected with the left-hand atomizing air valve, the left-hand atomizing air valve is connected with the atomizing air hose, the right-hand corner spray gun set is connected with a right-hand atomizing air valve through a right-hand corner spray gun atomizing air valve, the right-hand front spray gun set is connected with the right-hand atomizing air valve, and the right-hand atomizing air valve is connected with the atomizing air hose.
Further, the ground air source part comprises a movable air source frame, the compressed air buffer tank is arranged on the movable air source frame, an atomizing air hose reel and a control air hose reel are further arranged on the movable air source frame, the atomizing air hose reel controls the atomizing air hose to be released or retracted, the control air hose reel controls the control air hose to be released or retracted, a spray gun atomizing air main valve is arranged between the compressed air buffer tank and the atomizing air hose, and a spray gun control air main valve is arranged between the compressed air buffer tank and the control air hose.
Furthermore, the compressed air buffer tank is also provided with a buffer tank safety valve, a buffer tank air inlet valve, a buffer tank air outlet valve and a buffer tank blow-down valve.
The invention has the advantages and positive effects that:
the automatic spraying device applied to the vertical surface with large area and large height can be operated on the ground by operators without entering an aerial hanging basket, thus realizing the intrinsic safety of construction and fundamentally avoiding casualties. The automatic spraying operation efficiency is higher than that of manual operation, and the construction operation cost can be greatly reduced.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present invention.
FIG. 2 is a view of a vehicle owner of a wall-climbing automatic spray coating in accordance with an embodiment of the present invention.
Fig. 3 is a top view of a wall-climbing automated spray cart in accordance with an embodiment of the invention.
Fig. 4 is a side view of a wall-climbing self-spraying vehicle according to an embodiment of the invention.
Fig. 5 is a schematic diagram of the internal structure of the wall-climbing automatic spraying vehicle according to the embodiment of the invention.
In the figure:
1. moving the crane frame; 2. an electric hoist; 3. A winch speed regulation control cabinet;
4. a lift truck counterweight; 5. A pulley; 6. A wire rope;
7. spraying the frame; 8. A pressure paint tank; 9. Wall climbing wheels;
10. a paint tank discharge valve; 11. an automatic spray gun set; 12. A spray gun control air valve;
13. a spray gun atomizing air valve; 14. a control air hose; 15. an atomizing air hose;
16. moving an air source frame; 17. an atomizing air hose reel; 18. controlling the air hose reel;
19. a spray gun atomizing air main valve; 20. the spray gun controls an air main valve; 21. a compressed air buffer tank;
22. the external air source main valve; 23. A movable lifting part; 24. Wall climbing automatic spraying vehicle;
25. a ground air source part; 26. A vertical surface; 27. A right side pressure paint tank;
28. a discharge valve of the right coating tank; 29. A right side paint tank filter; 30. A right side paint main valve;
31. a right hand corner spray gun paint valve; 32. a right-hand corner spray gun atomizing air valve; 33. a right hand corner spray gun control air valve;
34. a right side front spray gun set; 35. a right-hand corner spray gun set; 36. a right side paint tank filter discharge valve;
37. A left corner spray gun atomization air valve; 38. a left hand corner spray gun control air valve; 39. a left paint tank filter discharge valve;
40. a right atomization air valve; 41. a left control air valve; 42. a left atomization air valve;
43. A left side pressure paint tank; 44. a paint tank safety valve; 45. an air inlet valve of the stirrer;
46. a pneumatic stirrer; 47. Paint can air inlet valve; 48. exhaust valve of the coating tank;
49. a paint inlet valve; 50. Paint tank observation holes 51, left paint tank discharge valve;
52. A left side paint filter; 53. a pneumatic switch valve; 54. A pneumatic switch bypass valve;
55. a left paint main valve; 56. a left hand corner spray gun paint valve; 57. a left side front spray gun set;
58. A left-hand corner spray gun set; 59. the right side controls the air valve.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Embodiments of the invention are further described below with reference to the accompanying drawings:
As shown in fig. 1, an automatic spraying device applied to a large-area large-height vertical surface includes a movable lifting part 23, a wall-climbing automatic spraying vehicle 24, and a ground air source part 25. The movable lifting part 23 is arranged at the top of the vertical surface 26, the movable lifting part 23 comprises an electric winch 2, the electric winch 2 controls the sagging length of the steel wire rope 6, the steel wire rope 6 is parallel to the vertical surface 26 through a steering mechanism, the end part of the steel wire rope 6 is connected with the wall-climbing automatic spraying vehicle 24, and the electric winch 2 controls the wall-climbing automatic spraying vehicle 24 to move up and down on the vertical surface 26 through rotation. The wall climbing automatic spraying vehicle 24 comprises a pressure paint tank 8 and an automatic spray gun set 11, wherein paint is arranged in the pressure paint tank 8, and a gas phase space of the pressure paint tank 8 is connected with control gas to press and send the paint to the automatic spray gun set 11. The ground air source portion 25 is arranged on the ground, the ground air source portion 25 comprises a compressed air buffer tank 21, an inlet end of the compressed air buffer tank 21 is connected with an external air source, an outlet end of the compressed air buffer tank 21 is respectively connected with one end of a control air hose 14 and one end of an atomization air hose 15, the other end of the control air hose 14 is respectively connected with a pressure paint tank 8 and an automatic spray gun group 11, the other end of the atomization air hose 15 is connected with the automatic spray gun group 11, the compressed air buffer tank 21 receives compressed air of the external air source, buffers and distributes the compressed air, and is transported through the control air hose 14 and the atomization air hose 15 to provide pressure-stable compressed air for the wall-climbing automatic spray vehicle 24.
Specifically, as shown in fig. 1, the movable crane part 23 includes a movable crane frame 1 for carrying other main components, and casters are provided at the bottom of the movable crane frame 1 to enable the movable crane part 23 to move laterally. An electric hoist 2 is placed on the mobile crane frame 1. The steering mechanism provided by the embodiment is a pulley 5, and the pulley 5 is arranged at the front end of the top of the movable crane frame 1 and plays a role in guiding and steering a steel wire rope 6. Specifically, the wire rope 6 passes through the pulley 5, one end of the wire rope 6 is fixed on the electric hoist 2, and the other end of the wire rope 6 is vertically and vertically connected with the wall climbing automatic spraying vehicle 24. The specification of the steel wire rope 6 is matched with the weight of the wall climbing automatic spraying vehicle 24. Preferably, the electric winch 2 is connected with the winch speed regulation control cabinet 3, and the winch speed regulation control cabinet 3 controls the rotation speed of the electric winch 2, so that the up-down movement speed of the wall-climbing automatic spraying vehicle 24 is regulated, and the paint supply knob and the atomized air amount knob on the automatic spray gun group 11 are matched and regulated, so that the optimal spraying effect is achieved. The rear end of the movable crane frame 1 is provided with a crane counterweight 4 for balancing the weight of the wall-climbing automatic spraying vehicle 24, so that the movable crane part 23 is stable and toppling is avoided.
As shown in fig. 1, a wall-climbing spray cart 24 is the core of the apparatus for performing a spray operation on a vertical surface 26. Specifically, the wall-climbing automatic spray vehicle 24 includes a spray frame 7 for integrating and mounting other main components. The side of the spraying frame 7 is provided with a wall climbing wheel 9, the wall climbing wheel drives the spraying frame 7 to slide on a vertical surface 26 so as to ensure the up-down smooth movement of the spraying frame, and the distance from a nozzle to a wall surface can be adjusted by adjusting the height of a wheel rod so as to obtain the optimal spraying effect. The pressure paint tank 8 is arranged in the spraying frame 7, the pressure paint tank 8 is used for loading paint, a gas phase space is connected with control gas, a certain pressure exists during operation, the viscous paint can be conveyed to the automatic spray gun group 11 in a pressing mode, meanwhile, the pressure paint tank 8 also plays a role in balancing the wall climbing automatic spraying vehicle 24, the weight of the wall climbing automatic spraying vehicle 24 can ensure that the wall climbing automatic spraying vehicle 24 is stable in posture and cannot swing along with wind when the design wind speed is lower than the design wind speed.
As shown in fig. 2-5, the pneumatic stirrer 46 is arranged in the pressure paint tank 8, and the paint is continuously stirred during operation, so that layering and precipitation of the paint are prevented from being generated unevenly. The pneumatic stirrer 46 is connected with the control air hose 14 through the stirrer air inlet valve 45, and the pneumatic stirrer 46 can be controlled to be started or stopped by opening or closing the stirrer air inlet valve 45. The top air inlet of the pressure paint tank 8 is connected with the control air hose 14 through the paint tank air inlet valve 47, and the paint tank air inlet valve 47 provides the required air pressure for the pressure paint tank 8, so that the viscous paint is ensured to be delivered to the automatic spray gun set 11 under pressure. The bottom of the pressure paint tank 8 is provided with a discharge hole, the discharge hole is connected with a paint tank discharge valve 10, the paint tank discharge valve 10 is used for controlling paint discharge, the valve is opened, before paint can reach an automatic spray gun under the action of pressure in the tank, the valve is closed, even if a control switch of the automatic spray gun is opened, paint can not be sprayed out, waste is avoided, and the double-insurance effect is achieved.
Preferably, the top of the pressure paint tank 8 is also provided with additional safety and functional components such as a paint tank sight hole 50, a paint tank safety valve 44, a paint tank vent valve 48, a paint inlet valve 49, and the like.
Wherein the paint tank observation hole 50 is used for observing the paint state and the paint height in the pressure paint tank 8. The relief valve 44 is used to ensure that the pressure paint tank 8 is at normal operating pressure, preventing over-pressurization. When the paint can vent valve 48 is operated or paint needs to be filled, the valve is opened to vent the compressed air in the pressure paint can 8, the pressure in the pressure paint can 8 is reduced to the atmospheric pressure, and the valve is closed in operation. The paint inlet valve 49 is opened when paint is to be filled into the pressure paint tank 8 and is closed when paint is not to be filled.
The pressure paint tank 8 is connected in parallel with the automatic spray gun group 11 and then is connected with a control air hose 14 through a spray gun control air valve 12, the spray gun control air valve 12 is opened, the automatic spray gun controlled by the spray gun control air valve is automatically sprayed, and the number of the spray gun control air valve can be set according to the requirement in actual use.
The automatic spray gun group 11 is connected with an atomizing air hose 15 through a spray gun atomizing air valve 13. The spray gun atomizing air valve 13 is opened, and the spray gun controlled by the valve sprays atomized air to refine and atomize the paint and uniformly spray the paint on the wall surface. In actual use, the number of valves may be set as desired.
The automatic spray gun group 11 is a core component of the wall-climbing automatic spraying vehicle 24, each automatic spray gun can independently adjust the coating amount according to the viscosity characteristic of the coating and the required film forming thickness, can independently adjust the atomized air amount to obtain the optimal spraying angle and spraying width, and before large-area spraying, each automatic spray gun is adjusted one by one to enable the coating amount, the atomized air amount, the viscosity of the coating, the required film forming thickness, the lap joint width of the adjacent spray guns and the up-down moving speed of the spraying vehicle to be matched so as to obtain the optimal spraying effect.
Specifically, as shown in fig. 2-5, the pressure paint cans 8 provided in this embodiment include two sets of left-side pressure paint cans 43 and right-side pressure paint cans 27, respectively, and the two sets of pressure paint cans 8 are arranged in parallel. The automatic spray gun set 11 includes a left-side corner spray gun set 58, a left-side front spray gun set 57, a right-side front spray gun set 34, and a right-side corner spray gun set 35, the left-side corner spray gun set 58 and the left-side front spray gun set 57 are connected to the left-side pressure paint tank 43 through the left-side total paint valve 55, the right-side corner spray gun set 35 and the right-side front spray gun set 34 are connected to the right-side pressure paint tank 27 through the right-side total paint valve 30, the left-side corner spray gun set 58 and the right-side corner spray gun set 35 each include two automatic spray guns, and the left-side front spray gun set 57 and the right-side front spray gun set 34 each include four automatic spray guns.
As shown in fig. 5, the left side pressure paint tank 43 is provided with a left side paint tank discharge valve 51, the left side paint tank discharge valve 51 is connected with a left side paint tank filter 52, the left side paint tank filter 52 is connected with a left side paint tank filter discharge valve 39, the bottom of the right side pressure paint tank 27 is provided with a right side paint tank discharge valve 28, the right side paint tank discharge valve 28 is connected with a right side paint tank filter 29, the right side paint tank filter 29 is connected with a right side paint tank filter discharge valve 36, and after the left side paint tank filter 52 and the right side paint tank filter 29 are respectively connected through a parallel pneumatic switch valve 53 and a pneumatic switch bypass valve 54, the left side paint tank filter is respectively connected with the right side paint tank main valve 55 and the right side paint tank main valve 30.
Wherein, left side paint tank filter 52 and right side paint tank filter 29 all are used for filtering the impurity in the coating, prevent that the impurity from plugging up pipeline and nozzle, guarantee automatic spray gun normal operating. The left side paint tank filter drain valve 39 and the right side paint tank filter drain valve 36 are used to purge pressure relief and drain when the filter screen is cleaned. The air-operated switching valve 53 is automatically opened after opening the control air main valve during operation, and supplies paint to the spray gun. After the operation is completed, the control air main valve is closed, and the valve is automatically closed to cut off the paint supply of the spray gun. By the cooperation of the valve and the air main valve, the remote control of the paint supply is realized. When the pneumatic switching valve 53 fails to open, the pneumatic switching bypass valve 54 is opened to supply paint to the automatic spray gun. The left paint master valve 55 connects the left corner paint valve 56 and the left front paint gun set 57 to each other and the right paint master valve 30 connects the right corner paint valve 31 and the right front paint gun set 34 to each other. The left hand corner gun paint valve 56 is closed to shut off the supply of paint to the left hand corner gun set 58 and opened when needed.
After the control air main valve is opened, control air is provided to the wall-climbing spray cart 24, and pressure is provided to the pressure paint tank 8 and motive air is provided to the paint tank agitator. The paint master valve is opened to supply paint to the automatic spray gun set 11, and the paint master valve is closed to stop supply of paint to the automatic spray gun set 11.
As shown in fig. 5, the left corner spray gun group 58 is connected to the left atomizing air valve 42 via the left corner spray gun atomizing air valve 37, the left front spray gun group 57 is connected to the left atomizing air valve 42, and the left atomizing air valve 42 is connected to the spray gun atomizing air main valve 19 via the atomizing air hose 15.
The right-hand corner spray gun set 35 is connected to a right-hand atomizing air valve 40 via a right-hand corner spray gun atomizing air valve 32, the right-hand front spray gun set 34 is connected to the right-hand atomizing air valve 40, and the right-hand atomizing air valve 40 is connected to the spray gun atomizing air main valve 19 via an atomizing air hose 15. The left hand corner spray gun atomizing air valve 37 is closed, the supply of atomizing air to the left hand corner spray gun assembly 58 is shut off, and opened as needed. The right atomizing air valve 40 is used to control the atomizing air of the six spray guns on the left side of the wall-climbing cart 24.
The left-hand corner spray gun set 58 is connected to the left-hand control air valve 41 via the left-hand corner spray gun control air valve 38, the left-hand front spray gun set 57 is connected to the left-hand control air valve 41, and the left-hand control air valve 41 is connected to the spray gun control air main valve 20 via the control air hose 14. The left hand corner gun control air valve 38 is closed, the control air supply to the left hand corner gun set 58 is shut off, and opened as needed.
The right-hand corner spray gun set 35 is connected to a right-hand control air valve 59 via a right-hand corner spray gun control air valve 33, the right-hand front spray gun set 34 is connected to the right-hand control air valve 59, and the right-hand control air valve 59 is connected to the spray gun control air main valve 20 via a control air hose 14. The right control air valve 59 is used to control the opening and closing of the six spray guns on the right side of the wall-climbing cart 24.
In use, left side paint master valve 55 is opened to provide paint to left side corner spray gun set 58 and left side front spray gun set 57. The right side total paint valve 30 is opened to provide paint to the right corner spray gun set 35 and the right front spray gun set 34. The wall climbing automatic spraying vehicle 24 is divided into the left side and the right side, and the main reason is that the comprehensive consideration of the operation efficiency and the volume of the wall climbing automatic spraying vehicle 24 are achieved, the maximum air quantity of the design of the system can meet the requirement that 8 spray guns can be used simultaneously, and when the design is operated in a flat wall area, four spray guns of the left side front spray gun group 57 and eight spray guns of the right side front spray gun group 34 can be used simultaneously for operation. When the folded angle part exists on the working surface, the left side corner spray gun group 58 or the right side corner spray gun group 35 is required to work, so that the spraying coverage of the folded angle part is ensured. For example, when the left corner spray gun group 58 needs to be opened, the right control air valve 59, the right atomizing air valve 40, and the right corner spray gun paint valve 31 may be closed, and the left control air valve 41, the left atomizing air valve 42, the left corner spray gun atomizing air valve 37, and the left corner spray gun control air valve 38 may be opened, so that six spray gun operations are performed in total with only four front spray guns and two corner spray guns on the left side. Wherein, the left control air valve 41 is used for controlling the air inlet switch of six automatic spray guns of the left corner spray gun group 58 and the left front spray gun group 57, and the left atomization air valve 42 is used for controlling the atomization air of six automatic spray guns of the left corner spray gun group 58 and the left front spray gun group 57.
The ground air source part 25 comprises a movable air source frame 16, the movable air source frame 16 is used for integrating and carrying other main components of the ground air source part 25, and casters are arranged at the bottom of the movable air source frame 16 and can be quickly moved to a position suitable for the wall-climbing automatic spraying vehicle 24 on the ground. The compressed air buffer tank 21 is arranged on the movable air source frame 16, an atomizing air hose reel 17 and a control air hose reel 18 are further arranged on the movable air source frame 16, the atomizing air hose reel 17 controls the discharging or the retracting of the atomizing air hose 15, and particularly, the hose is retracted according to the height of the wall-climbing automatic spraying vehicle 24 in operation, and the atomizing air hose 15 is retracted in no operation time. The atomizing air hose 15 provides atomizing air for the wall-climbing automatic spraying vehicle 24, can move up and down along with the wall-climbing automatic spraying vehicle 24, is connected with the air buffer tank and the wall-climbing automatic spraying vehicle 24 through the atomizing air hose reel 17, is connected with the wall-climbing automatic spraying vehicle 24 through a quick connector, and is disassembled when not in operation, and is retracted by the atomizing air hose reel 17. The control air hose reel 18 controls the payout or retraction of the control air hose 14, and in particular, the retraction of the hose in operation according to the height of the wall-climbing cart 24, the retraction of the control air hose 14 not being a function of time. The control air hose 14 provides control air for the wall-climbing automatic spraying vehicle 24, can move up and down along with the wall-climbing automatic spraying vehicle 24, is connected with the air buffer tank and the wall-climbing automatic spraying vehicle 24 through the control air hose reel 18, is connected with the wall-climbing automatic spraying vehicle 24 through a quick connector, and is disassembled when not in operation, and is retracted by the control air hose reel 18.
A spray gun atomizing air main valve 19 is arranged between the compressed air buffer tank 21 and the atomizing air hose 15, and the spray gun atomizing air main valve 19 controls atomizing air of the wall-climbing automatic spraying vehicle 24. A gun control air main valve 20 is provided between the compressed air buffer tank 21 and the control air hose 14. The gun control air master valve 20 controls the control air to the wall-climbing spray cart 24 while providing pressure to the pressurized paint tank 8 and motive air to the paint tank agitator.
Preferably, the compressed air buffer tank 21 is connected with an external air source through an external air source main valve 22, the external air source main valve 22 is opened, external compressed air is filled into the compressed air buffer tank 21, and the buffer tank pressure is increased to enter a working state. The external air source can be the public compressed air of the factory or an independent air compressor.
Preferably, the compressed air buffer tank 21 is further provided with auxiliary safety and functional components such as a safety valve, a pressure gauge, an air inlet valve, an air outlet valve, a bottom blow-down valve and the like.
The working principle of the invention is as follows:
In operation, depending on the height of the wall-climbing spray cart 24, the atomizing air hose reel 17 discharges the atomizing air hose 15, the control air hose reel 18 discharges the control air hose 14, the atomizing air hose 15 provides atomizing air for the wall-climbing spray cart 24, and the control air hose 14 provides control air for the wall-climbing spray cart 24. The control air master valve is opened to provide control air to the wall-climbing cart 24 while providing pressure to the pressure paint tank 8 and motive air to the paint tank agitator. The paint master valve is opened to supply paint to the automatic spray gun assembly 11.
The automatic spray guns can independently adjust the coating amount according to the viscosity characteristic of the coating and the required film forming thickness, can independently adjust the atomization air amount to obtain the optimal spray angle and spray width, and before large-area spraying, each automatic spray gun is adjusted one by one to enable the coating amount, the atomization air amount, the viscosity of the coating, the required film forming thickness, the overlap joint width of adjacent spray guns and the up-down moving speed of a spraying vehicle to be matched so as to obtain the optimal spraying effect.
In use, four or eight automatic spray guns each of the left side front spray gun set 57 and the right side front spray gun set 34 may be used simultaneously when working in a flat wall area. The left side total paint valve 55 is opened to supply paint to the left corner spray gun set 58 and the left front spray gun set 57. The right side total paint valve 30 is opened to provide paint to the right corner spray gun set 35 and the right front spray gun set 34.
When the folded angle part exists on the working surface, the left side corner spray gun group 58 and the right side corner spray gun group 35 are operated, so that the spraying coverage of the folded angle part is ensured.
After the spraying of the same horizontal plane is finished, the winch speed regulation control cabinet 3 controls the rotation speed of the electric winch 2, so that the up-and-down movement speed of the wall-climbing automatic spraying vehicle 24 is regulated, and the paint supply knob and the atomization air quantity knob on the automatic spray gun group 11 are matched, so that the optimal spraying effect is achieved.
After the completion of the spraying, the paint main valve is closed, the supply of paint to the automatic spray gun set 11 is stopped, and the atomizing air hose 15 and the control air hose 14 are retracted.
The invention has the advantages and positive effects that:
the automatic spraying device applied to the vertical surface with large area and large height can be operated on the ground by operators without entering an aerial hanging basket, thus realizing the intrinsic safety of construction and fundamentally avoiding casualties. The automatic spraying operation efficiency is higher than that of manual operation, and the construction operation cost can be greatly reduced.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (10)
1. Be applied to automatic spraying device on large tracts of land high vertical surface, its characterized in that: including removing hoisting portion, wall climbing automatic spraying car and ground air supply portion, remove hoisting portion and arrange perpendicular surface top in, remove hoisting portion and include electric hoist engine, automatic hoist engine control wire rope sagging length, wire rope pass through steering mechanism with perpendicular surface is parallel, wire rope end connection wall climbing automatic spraying car, electric hoist engine is through rotating the control wall climbing automatic spraying car is in vertical surface up-and-down motion, wall climbing automatic spraying car includes pressure paint tank and automatic spray gun group, be equipped with the coating in the pressure paint tank, pressure paint tank gaseous phase space links to each other with control air, will the coating is pressed and is sent to automatic spray gun group, ground air supply portion arranges ground in, ground air supply portion includes compressed air buffer tank, compressed air buffer tank entrance point connects external air supply, compressed air buffer tank exit end is connected control air hose one end and atomizing air hose one end respectively, the control air hose other end is connected respectively pressure paint tank with automatic spray gun group, the automatic spray gun group is connected to the atomizing air hose other end, the pressure paint tank gaseous phase space links to each other with control air buffer tank, compressed air buffer tank and compressed air supply provide the steady air supply.
2. An automatic spraying device applied to a large-area large-height vertical surface according to claim 1, wherein: the movable hoisting part comprises a movable hoisting frame, the electric hoist is arranged on the movable hoisting frame, the electric hoist is connected with a hoist speed regulation control cabinet, the hoist speed regulation control cabinet controls the rotation speed of the electric hoist, the steering mechanism is a pulley, the pulley is arranged at the front end of the top of the movable hoisting frame, the steel wire rope penetrates through the pulley, one end of the steel wire rope is fixed on the electric hoist, and the other end of the steel wire rope is vertically and vertically connected with the wall-climbing automatic spraying vehicle.
3. An automatic spraying device applied to a large-area large-height vertical surface according to claim 2, wherein: the lifting truck is characterized in that a lifting truck counterweight is arranged on the movable lifting truck frame, the lifting truck counterweight is arranged at the rear end of the movable lifting truck frame, and casters are arranged at the bottom of the movable lifting truck frame.
4. An automatic spraying device applied to a large-area large-height vertical surface according to any one of claims 1 to 3, characterized in that: the wall climbing automatic spraying vehicle comprises a spraying frame, wall climbing wheels are arranged on the side face of the spraying frame, the wall climbing wheels drive the spraying frame to slide on the vertical surface, a pressure paint tank is arranged in the spraying frame and communicated with an automatic spray gun set through a paint outlet valve, the pressure paint tank is connected with the automatic spray gun set in parallel and then connected with a control air hose through a spray gun control air valve, and the automatic spray gun set is connected with the atomization air hose through a spray gun atomization air valve.
5. An automatic spraying device for large area and large height vertical surfaces according to claim 4, wherein: the inside pneumatic agitator that is equipped with of pressure paint tank, pneumatic agitator passes through the agitator admission valve and connects control air hose, pressure paint tank top air inlet passes through paint tank admission valve and connects control air hose, pressure paint tank bottom is equipped with the discharge gate, the discharge gate connects gradually paint tank discharge valve, paint tank filter, pneumatic switch valve, coating total valve with automatic spray gun group, pneumatic switch valve connects control air hose.
6. An automatic spraying device applied to a large area and large height vertical surface according to claim 5, wherein: the top of the pressure paint tank is also provided with a paint tank observation hole, a paint tank safety valve, a paint tank exhaust valve and a paint inlet valve.
7. An automatic spraying device applied to a large area and large height vertical surface according to claim 5 or 6, wherein: the automatic spray gun comprises a pressure paint tank, wherein the pressure paint tank comprises two groups, the two groups are arranged in parallel, the automatic spray gun comprises a left side corner spray gun group, a left side front spray gun group, a right side front spray gun group and a right side corner spray gun group, the left side corner spray gun group and the left side front spray gun group are connected with one group through a paint main valve, the right side corner spray gun group and the right side front spray gun group are connected with another pressure paint tank through another paint main valve, the left side corner spray gun group and the right side corner spray gun group all comprise two automatic spray guns, and the left side front spray gun group and the right side front spray gun group all comprise four automatic spray guns.
8. An automatic spraying device applied to a large area and large height vertical surface according to claim 7, wherein: the left side corner spray gun group is connected with a left side atomizing air valve through a left side corner spray gun atomizing air valve, the left side front spray gun group is connected with the left side atomizing air valve, the left side atomizing air valve is connected with the atomizing air hose, the right side corner spray gun group is connected with a right side atomizing air valve through a right side corner spray gun atomizing air valve, the right side front spray gun group is connected with the right side atomizing air valve, and the right side atomizing air valve is connected with the atomizing air hose.
9. An automatic spraying device applied to a large-area large-height vertical surface according to any one of claims 1 to 3, characterized in that: the ground air source portion includes the removal air source frame, the compressed air buffer tank is arranged in on the removal air source frame, still be equipped with atomizing air hose reel and control air hose reel on the removal air source frame, atomizing air hose reel control atomizing air hose emits or withdraws, control air hose reel control air hose emits or withdraws, the compressed air buffer tank with be equipped with spray gun atomizing air master valve between the atomizing air hose, the compressed air buffer tank with be equipped with spray gun control air master valve between the control air hose.
10. An automatic spraying device applied to a large area and large height vertical surface according to claim 9, wherein: and the compressed air buffer tank is also provided with a buffer tank safety valve, a buffer tank air inlet valve, a buffer tank air outlet valve and a buffer tank blow-down valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410326771.3A CN118080193A (en) | 2024-03-21 | 2024-03-21 | Be applied to automatic spraying device on vertical surface of large tracts of land high altitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410326771.3A CN118080193A (en) | 2024-03-21 | 2024-03-21 | Be applied to automatic spraying device on vertical surface of large tracts of land high altitude |
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| Publication Number | Publication Date |
|---|---|
| CN118080193A true CN118080193A (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410326771.3A Pending CN118080193A (en) | 2024-03-21 | 2024-03-21 | Be applied to automatic spraying device on vertical surface of large tracts of land high altitude |
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| Country | Link |
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| CN (1) | CN118080193A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120397521A (en) * | 2025-07-07 | 2025-08-01 | 彼合彼方机器人(天津)有限公司 | A conveying device and method for assisting a wall-climbing robot in entering a tank |
-
2024
- 2024-03-21 CN CN202410326771.3A patent/CN118080193A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120397521A (en) * | 2025-07-07 | 2025-08-01 | 彼合彼方机器人(天津)有限公司 | A conveying device and method for assisting a wall-climbing robot in entering a tank |
| CN120397521B (en) * | 2025-07-07 | 2025-09-05 | 彼合彼方机器人(天津)有限公司 | Conveying device and method for assisting wall climbing robot in tank feeding |
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