CN212493612U

CN212493612U - Pipeline paint spraying device

Info

Publication number: CN212493612U
Application number: CN202020961558.7U
Authority: CN
Inventors: 高占磊; 黄宇; 汪洋
Original assignee: China 22MCC Group Corp Ltd
Current assignee: China 22MCC Group Corp Ltd
Priority date: 2020-05-31
Filing date: 2020-05-31
Publication date: 2021-02-09
Anticipated expiration: 2030-05-31

Abstract

The utility model relates to a pipeline paint spraying device, which comprises an annular paint spraying pipeline, wherein a plurality of fan-shaped nozzles are arranged on the circumference of the paint spraying pipeline, the comprehensive spraying area of the fan-shaped nozzles covers the circumference of the pipeline, a paint spraying pipeline inlet pipe is connected with a paint conveying pipe and a compressed air conveying pipe, the paint spraying pipeline is fixed at the inner side of an annular supporting framework, and the annular supporting framework is formed by combining a fixed ring, a first movable ring and a second movable ring; the fixed ring is fixedly connected with the bracket; the first movable ring is connected with the upper end of the fixed ring through a hinge; the second movable ring is connected with the lower end of the fixed ring through a hinge; the first movable ring is connected with the second movable ring through a dismountable hinge; the hinge is arranged outside the annular body of the annular support framework, the utility model provides a spraying device which can spray the whole peripheral wall of the pipeline at one time, the spraying is uniform, the paint is saved, the speed is high, and the painting quality of the pipeline is effectively improved; the pipeline is prevented from rotating, and the labor intensity of operators is reduced; reducing floating condition and environmental pollution.

Description

Pipeline paint spraying device

Technical Field

The utility model relates to a field operation equipment for pipeline surface is executed anticorrosive lacquer, concretely relates to pipeline paint spraying device.

Background

The large-scale structure and energy medium pipeline of each industrial installation project are installed in hundreds of thousands of tons of carbon steel pipelines, and a large amount of pipeline anticorrosion painting work is also the important factor in the pipeline installation process. The traditional pipeline painting has two main types, one is manual painting, and the other is manual painting. The manual painting method has the advantages of uneven brushing, unattractive forming, high labor intensity and low efficiency. The manual painting can generate a large amount of atomized paint floating in the air, which not only causes paint waste, but also pollutes the environment, and has great harm to the health of workers who are engaged in the painting operation for a long time. In the painting processes of the two painting methods, the pipeline is required to be radially rotated for multiple times or repeatedly, so that the 360-degree pipe wall painting can be achieved.

SUMMERY OF THE UTILITY MODEL

For solving the defect that current pipeline on-spot japanning work exists, the utility model provides a convenient operation, the japanning is fast, reduces the paint spraying apparatus that the paint atomization is floated.

In order to achieve the above object, the utility model discloses a technical means is:

a pipeline paint spraying device comprises an annular paint spraying pipeline, wherein a plurality of fan-shaped nozzles are arranged on the circumference of the paint spraying pipeline, the comprehensive spraying area of each fan-shaped nozzle covers the circumference of the pipeline, an inlet pipe of the paint spraying pipeline is connected with a paint conveying pipe and a compressed air conveying pipe, the paint spraying pipeline is fixed on the inner side of an annular supporting framework, and the annular supporting framework is formed by combining a fixed ring, a first movable ring and a second movable ring; the fixed ring is fixedly connected with the bracket; the first movable ring is connected with the upper end of the fixed ring through a hinge; the second movable ring is connected with the lower end of the fixed ring through a hinge; the first movable ring is connected with the second movable ring through a dismountable hinge; the hinge is arranged on the outer side of the annular body of the annular supporting framework.

The spraying pipeline consists of a first paint pipe, a second paint pipe and a third paint pipe, the first paint pipe is fixedly connected to the inner side of the first movable ring, the second paint pipe is fixedly connected to the inner side of the second movable ring, and the third paint pipe is fixedly connected to the inner side of the fixed ring; one end of the first paint pipe is communicated with the third paint pipe in a telescopic way, and the other end of the first paint pipe is a closed end; one end of the second paint pipe is communicated with the third paint pipe through the telescopic pipe, and the other end of the second paint pipe is a closed end.

The extension tube is a flexible thread rubber tube.

The utility model provides a spraying device which can spray the whole peripheral wall of the pipeline at one time, the spraying is uniform, the paint is saved, the speed is high, and the painting quality of the pipeline is effectively improved; the pipeline is prevented from rotating, and the labor intensity of operators is reduced; the utility model discloses an "extrusion" formula spraying, the coating cloud is most by within cyclic annular supporting framework, reduces showy situation, reduces environmental pollution and injury to the staff.

Drawings

Fig. 1 is a structural view of the present invention.

Fig. 2 is a schematic view of a connection structure of the movable ring and the fixed ring.

FIG. 3 is a schematic view of the telescopic tube portion of the paint spraying pipeline.

Fig. 4 is a schematic view of the telescopic tube portion in an open state of the movable ring.

In the figure, a bracket 1, a fixed ring 21, a first movable ring 22, a second movable ring 23, a first paint pipe 31, a second paint pipe 32, a third paint pipe 33, a fan-shaped nozzle 4, a carbon steel pipeline 5, a hinge 6, an extension pipe 7, a paint spraying pipeline inlet pipe 8 and a paint recovery valve 9 are arranged.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figure 1, the utility model provides a pipeline paint spraying device mainly includes cyclic annular support skeleton, the pipeline that sprays paint, fan-shaped nozzle and supply lacquer conveying part, air feed conveying part.

The pipeline that sprays paint is ring structure, encircles 5 a week of carbon steel pipeline waiting to spray paint, sets up the nozzle on the pipeline that sprays paint, and the nozzle adopts fan-shaped nozzle 4, and all nozzles are to setting up the pipeline spraying anticorrosive paint in the axle center position. The fan-shaped atomizing nozzles are uniformly arranged on the spray painting pipeline for 360 degrees, so that the circumference of the pipeline can receive paint for 360 degrees at one time. This paint spraying device pressurizes the pipeline that sprays paint with the air compressor machine, makes the paint atomization blowout, and the import pipe 8 of the pipeline that sprays paint links to each other with paint conveyer pipe and compressed air conveyer pipe to set up the control valve on the conveyer pipe.

As shown in fig. 1 and 2, the annular supporting frame is also annular and surrounds the carbon steel pipe 5. The paint spraying pipeline is fixed on the inner side of the annular supporting framework. The utility model discloses an annular support skeleton is formed by solid fixed ring 21, first activity ring 22 and the combination of second activity ring 23. The fixed ring 21 is fixedly connected with the bracket 1. The first movable ring 22 is connected to the upper end of the fixed ring 21 by a hinge 6. The second movable ring 23 is connected to the lower end of the fixed ring 21 by a hinge 6. The first movable ring 22 is connected to the second movable ring 23 by a detachable hinge. The hinge 6 is arranged outside the annular body of the annular supporting framework.

The utility model provides a pipeline paint spraying device sets up to the structure that can open and shut, and the carbon steel pipeline 5 that will need the anticorrosive paint of spraying is conveniently installed in the spraying intra-annular.

As shown in fig. 3 and 4, for the further improvement of the present invention, the paint spraying pipeline is composed of a first paint pipe 31, a second paint pipe 32 and a third paint pipe 33, the first paint pipe 31 is fixedly connected to the inner side of the first movable ring 22, the second paint pipe 32 is fixedly connected to the inner side of the second movable ring 23, and the third paint pipe 33 is fixedly connected to the inner side of the fixed ring 21; one end of the first paint pipe 31 is communicated with the third paint pipe 33 in a telescopic way, and the other end is a closed end; one end of the second paint pipe 32 is communicated with the third paint pipe 33 through the extension pipe 7, and the other end is a closed end.

Specifically, the extension tube 7 is a flexible threaded rubber tube.

The spraying device utilizes compressed air to drive the paint in the paint storage tank to be transmitted to the spraying device under the driving of air flow, and utilizes the compressed air flow to spray the paint on the pipe wall of the anti-corrosion pipeline in an atomizing way through the nozzle. Fan-shaped atomizing nozzles uniformly distributed on the paint spraying pipeline in 360 degrees are used for integrally spraying the circumference of the pipeline.

The utility model provides a spraying device belongs to the partly of flush coater, and the flush coater still includes spraying device's parallel mechanism, each movable part's of spraying device bearing structure etc.. The paint spraying device is suitable for the anticorrosive paint spraying work of the carbon steel pipeline 5 in industrial installation projects, and the pipeline is fixed on the shelf with the operating space in a relatively flat site on a construction site. When paint is applied, the spraying device moves in parallel at a constant speed along the axial direction of the anti-corrosion pipeline, and paint spraying can be completed along one stroke of the pipeline. The spraying device can be pushed to move axially along the pipeline by a movable trolley. The pipeline paint spraying device is manually controlled by workers, the moving speed is controlled by referring to the real-time spraying amount, and the trolley is moved in parallel along the axis direction of a pipeline to finish the pipeline paint spraying.

Furthermore, the spraying device also comprises an anti-floating baffle (not shown in the figure), the anti-floating baffle is connected with the annular support framework, and the center of the anti-floating baffle is provided with a window from which the carbon steel pipeline 5 extends. The anti-floating fog shield cover plate shields the paint spraying pipeline, the fan-shaped nozzles and the paint spraying rays.

Furthermore, the bottom of the annular supporting framework is provided with a paint recovery valve 9. Residual paint is accumulated at the bottom of the device through the isolation baffle of the spraying device and is discharged, recycled and reused through the valve.

The beneficial effect of this device: 1) the spraying mechanism is simple and reliable to operate, can finish the pipe wall painting work at one time, is convenient to operate, has high spraying efficiency, and saves labor cost. 2) The pipe wall surface of the spraying pipeline is smooth and compact, has no brush mark, is uniformly sprayed, and is attractive in forming. 3) Residual paint is accumulated at the lower part of the spraying mechanism, is discharged and recycled through the bottom recycling valve, saves the paint and reduces the construction cost. 4) The atomizing paint is isolated by the baffle outside the spraying mechanism in the painting process, so that the floating of paint particles in the air is reduced, the pollution is reduced, and the paint waste is reduced.

The utility model discloses realize the construction of green, can popularize and apply in actual construction.

Claims

1. The utility model provides a pipeline paint spraying device, includes the annular pipeline that sprays paint, sets up a plurality of fan-shaped nozzles on the pipeline peripherical, and fan-shaped nozzle's comprehensive spraying area covers pipeline a week, and the pipeline import pipe that sprays paint links to each other its characterized in that with paint conveyer pipe and compressed air conveyer pipe: the paint spraying pipeline is fixed on the inner side of an annular supporting framework, and the annular supporting framework is formed by combining a fixed ring, a first movable ring and a second movable ring; the fixed ring is fixedly connected with the bracket; the first movable ring is connected with the upper end of the fixed ring through a hinge; the second movable ring is connected with the lower end of the fixed ring through a hinge; the first movable ring is connected with the second movable ring through a dismountable hinge; the hinge is arranged on the outer side of the annular body of the annular supporting framework.

2. The paint line spraying apparatus of claim 1, wherein: the spraying pipeline consists of a first paint pipe, a second paint pipe and a third paint pipe, wherein the first paint pipe is fixedly connected to the inner side of the first movable ring, the second paint pipe is fixedly connected to the inner side of the second movable ring, and the third paint pipe is fixedly connected to the inner side of the fixed ring; one end of the first paint pipe is communicated with the third paint pipe in a telescopic way, and the other end of the first paint pipe is a closed end; one end of the second paint pipe is communicated with the third paint pipe through the telescopic pipe, and the other end of the second paint pipe is a closed end.

3. The paint line spraying apparatus of claim 2, wherein: the extension tube is a flexible thread rubber tube.