CN-121972336-A - High-pressure airless spraying equipment for underground waterproof engineering and use method

CN121972336ACN 121972336 ACN121972336 ACN 121972336ACN-121972336-A

Abstract

The invention relates to the technical field of waterproof spraying, in particular to high-pressure airless spraying equipment for underground waterproof engineering and a using method thereof, comprising a spraying mechanical arm and a lifting frame, wherein a visual sensor is arranged at the top of the lifting frame; the invention adopts the spraying mechanical arm to control the nozzle to carry out waterproof spraying, uses a visual sensor to carry out remote supervision and regulation, realizes automatic unmanned spraying, avoids injury to personnel in the spraying process, and simultaneously can carry out height and position adjustment through the lifting frame and the movable trolley, thereby effectively expanding the working range of the spraying mechanical arm.

Inventors

LIU CHUNLONG
LIU LEI
Liang Congying
Zheng Xuanke
Pei Guangwu
ZHAO JIXIANG
ZHANG NAN
ZHANG YANGCHENG
WANG SHIDI

Assignees

中交第四航务工程局有限公司

Dates

Publication Date: 20260505
Application Date: 20260307

Claims (7)

1. The high-pressure airless spraying equipment for the underground waterproof engineering comprises a spraying mechanical arm (1) and a lifting frame (2), and is characterized in that a visual sensor (201) is arranged at the top of the lifting frame (2), a moving trolley (4) is arranged at the lower side of the lifting frame (2), a control cabinet (22) and a paint box (6) are arranged on the moving trolley (4), a mounting seat (21) for fixing the spraying mechanical arm (1) is slidably arranged on the lifting frame (2), a screw rod (23) for controlling the mounting seat (21) to lift is arranged on the lifting frame (2), a nozzle (11) is arranged on the spraying mechanical arm (1), a high-pressure pump (61) is arranged on the paint box (6), and a feed pipe (12) is arranged between the nozzle (11) and the high-pressure pump (61); Spraying arm (1) and crane (2) upper shield are equipped with protection film (7), the slipway that corresponds with mount pad (21) has been seted up to protection film (7) on crane (2), spraying arm (1) is close to nozzle (11) department and is equipped with baffle (13), be equipped with support frame (14) that correspond with protection film (7) on spraying arm (1), crane (2) top is equipped with fixed frame (202) that correspond with protection film (7), be equipped with the exhaust passage that corresponds with vision sensor (201) on fixed frame (202), be equipped with fan (3) on travelling car (4), fan (3) air inlet is located travelling car (4) downside, fan (3) are used for supplying air in protection film (7) on to crane (2).
2. The high-pressure airless spraying device for underground waterproof engineering according to claim 1, wherein a controller, a driving motor and a control motor are arranged in the control cabinet (22), the controller is connected with the vision sensor (201) through a data line, the controller is connected with a communication module, and the communication module is connected with a computer through a wired or wireless network.
3. The high-pressure airless spraying device for underground waterproof engineering according to claim 2, wherein a guide rail (5) is arranged at the lower side of the mobile trolley (4), a driving roller (221) is arranged at the bottom of the mobile trolley (4), the rotation axis of the driving roller (221) is vertically arranged, and the driving roller (221) is propped against the side surface of the guide rail (5); the driving rollers (221) are provided with four groups, the driving rollers are symmetrically arranged on two sides of the guide rail (5), and the output shafts of the driving motors are correspondingly arranged with the driving rollers (221).
4. A high-pressure airless spraying device for underground water-proof engineering according to claim 3, wherein the screw rod (23) is connected with the mounting seat (21) through a screw pair, and the output shaft of the control motor is fixedly connected with the screw rod (23); An avoidance groove corresponding to the protective film (7) is formed in the mounting seat (21), and a sizing frame corresponding to the protective film (7) is arranged on the upper side of the movable trolley (4).
5. The high-pressure airless spraying device for underground waterproof engineering according to claim 1, wherein a protective film (7) on the spraying mechanical arm (1) is detachably connected with a baffle plate (13), and the protective film (7) on the spraying mechanical arm (1) is covered on a coating box (6) and a feeding pipe (12).
6. The high-pressure airless spraying equipment for underground waterproof engineering according to claim 3, wherein universal wheels are arranged on the lower side of the movable trolley (4), and handrails are arranged on the side, away from the spraying mechanical arm (1), of the movable trolley (4); The guide rail (5) adopts a linear rail or a curve rail, and the guide rail (5) is detachably and fixedly connected with the ground.
7. The method for using the high-pressure airless spraying device for underground waterproof engineering according to any one of claims 1 to 6, wherein the steps comprise: S1, measuring an underground waterproof construction area, planning a construction scheme, shooting and identifying a building wall structure by a visual sensor (201), determining the position and the size of a spraying area, calling a corresponding spraying program by a control system, debugging spraying parameters, and waiting for spraying construction; S2, acquiring an image of a building wall structure by a 3D camera in advance in a region with a narrow space and a complex building wall structure, generating a three-dimensional model through a point cloud processing algorithm, and matching the position and size data of the building wall structure in the complex region with the model by constructors so as to plan a spraying path of the complex region in detail; S3, preparing waterproof paint, filling the waterproof paint into a paint box (6), pumping the waterproof paint by a high-pressure pump (61), spraying the waterproof paint through a nozzle (11), controlling a spraying mechanical arm (1) to perform spraying work by a controller, moving the spraying mechanical arm (1) according to a planned path, adjusting the spraying mechanical arm in real time, and dynamically adjusting spraying parameters of a system for a complex spraying surface to ensure uniform thickness of the waterproof paint; S4, after the spraying mechanical arm (1) completes the spraying task in the functional area, the lifting frame (2) adjusts the height of the spraying mechanical arm (1) or the moving trolley (4) moves integrally to determine the next spraying area; the lifting frame (2) is matched with the movable trolley (4), the height and the position of the spraying mechanical arm (1) are adjusted, and the construction area of the spraying mechanical arm (1) is enlarged; s5, after the spraying is completed, and atomized waterproof paint in the air dissipates and subsides, constructors approach, detect and check waterproof spraying areas, ensure that the waterproof paint is sprayed uniformly and reliably, and timely carry out supplementary spraying, so that waterproof quality is ensured.

Description

High-pressure airless spraying equipment for underground waterproof engineering and use method Technical Field The invention relates to the technical field of waterproof spraying, in particular to high-pressure airless spraying equipment for underground waterproof engineering and a using method thereof. Background The high-pressure airless spraying is carried out by pressurizing the coating to 9.8-30MPa by a high-pressure pump and spraying at high speed by a special nozzle (such as an olive-shaped small hole). The paint is sprayed onto the surface of workpiece directly after being sprayed from nozzle to form fine paint mist of 70-150 microns size. The core characteristics of the paint are that the paint is not mixed with compressed air, and atomization is realized by completely relying on high pressure, so the paint is named as airless spraying and is applied to the industrial field and the building field. In the underground waterproof construction, the high-pressure airless spraying waterproof paint is adopted, the coating is compact and seamless, and the waterproof service life is long. However, in the prior art, high-pressure airless spraying relies on manual operation, fine paint mist drops generated in the spraying process can permeate into the air, the general space of an underground waterproof engineering construction area is closed, ventilation is poor, if construction protection is not in place, damage to constructors is easy to cause, and waterproof paint is easy to adhere to the surface of equipment to influence the subsequent use of the equipment. Disclosure of Invention The invention aims to solve the defects in the prior art and provides high-pressure airless spraying equipment for underground waterproof engineering and a using method thereof. In order to achieve the above purpose, the present invention adopts the following technical scheme: The high-pressure airless spraying equipment for the underground waterproof engineering comprises a spraying mechanical arm and a lifting frame, wherein a visual sensor is arranged at the top of the lifting frame, a movable trolley is arranged at the lower side of the lifting frame, a control cabinet and a paint box are arranged on the movable trolley, a mounting seat for fixing the spraying mechanical arm is arranged on the lifting frame in a sliding mode, a screw rod for controlling the mounting seat to lift is arranged on the lifting frame, a nozzle is arranged on the spraying mechanical arm, a high-pressure pump is arranged on the paint box, a feed pipe is arranged between the nozzle and the high-pressure pump, a protective film is arranged on the spraying mechanical arm and the lifting frame in a covering mode, a sliding seam corresponding to the mounting seat is formed in the protective film on the lifting frame, a baffle is arranged at the position, close to the nozzle, of the spraying mechanical arm, a supporting frame corresponding to the protective film is arranged on the spraying mechanical arm, a fixed frame corresponding to the protective film is arranged on the lifting frame, a fan is arranged on the movable trolley, the fan air inlet is arranged on the lower side of the movable trolley, and the fan is used for feeding air into the protective film on the lifting frame. Preferably, a controller, a driving motor and a control motor are arranged in the control cabinet, the controller is connected with the vision sensor through a data line, the controller is connected with a communication module, and the communication module is connected with the computer through a wired or wireless network. Preferably, the lower side of the mobile trolley is provided with a guide rail, the bottom of the mobile trolley is provided with a driving roller, the rotation axis of the driving roller is vertically arranged, the driving roller is propped against the side surface of the guide rail, four groups of driving rollers are symmetrically arranged on two sides of the guide rail, and the output shaft of the driving motor is correspondingly arranged with the driving roller. The guide screw is connected with the mounting seat through a screw pair, the output shaft of the control motor is fixedly connected with the guide screw, the mounting seat is provided with an avoidance groove corresponding to the protective film, and the upper side of the movable trolley is provided with a shaping frame corresponding to the protective film. Preferably, the protective film on the spraying mechanical arm is detachably connected with the baffle, and the protective film on the spraying mechanical arm is covered on the coating box and the feeding pipe. Preferably, the lower side of the movable trolley is provided with universal wheels, one side of the movable trolley, which is away from the spraying mechanical arm, is provided with handrails, the guide rail adopts a linear rail or a curve rail, and the guide rail is detachably and fixedly connected with the ground. The application met