CN214817560U

CN214817560U - Anticorrosive rust cleaning shallow of polishing of offshore oil gas production platform

Info

Publication number: CN214817560U
Application number: CN202121112401.8U
Authority: CN
Inventors: 殷立云; 黄后祥; 刘长青; 冯延涛; 孙丰泽
Original assignee: China National Offshore Oil Corp CNOOC; CNOOC China Ltd Zhanjiang Branch; CNOOC China Ltd Hainan Branch
Current assignee: China National Offshore Oil Corp CNOOC; CNOOC China Ltd Zhanjiang Branch; CNOOC China Ltd Hainan Branch
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-11-23
Anticipated expiration: 2031-05-21

Abstract

The utility model provides an anticorrosive rust cleaning shallow of polishing of marine oil gas production platform. The utility model provides an anticorrosive rust cleaning shallow of polishing of marine oil gas production platform, includes chassis and the subassembly of polishing, and the bottom of chassis is equipped with the removal gyro wheel, and the top of chassis is connected with branch, and the subassembly of polishing is installed at the middle part of branch. The utility model discloses an operating personnel can not need handheld needle gun to take the posture operation of squatting when shallow of polishing uses, has effectively reduced intensity of labour, has reduced the influence that the operating personnel received the rust slag, the dust that splash of the in-process of polishing.

Description

Anticorrosive rust cleaning shallow of polishing of offshore oil gas production platform

Technical Field

The utility model relates to an anticorrosive technical field, more specifically relates to an anticorrosive rust cleaning shallow of polishing of marine oil gas production platform.

Background

The main structure of the production facility in the offshore petrochemical industry is a steel structure, the offshore petrochemical industry is influenced by the special marine environment, the equipment and facilities of the offshore oil and gas production platform are high in corrosion speed, and the corrosion prevention work needs to be continuously carried out for a long time. The corrosion prevention work of an offshore oil and gas production platform is generally divided into two steps, wherein the first step is to remove a rusted part of a corroded area by polishing, and the second step is to brush paint on the polished and derusted area. At present, the main method for polishing and derusting of offshore oil and gas production platforms is to polish and derust by manually holding a pneumatic needle gun and a grinder, for example, chinese patent CN206047928U discloses a hand-held wet sand-blasting gun, which can realize wet sand blasting and derusting and reduce dust, but the method has the following disadvantages: the operator needs to hold the pneumatic needle gun for operation, fingers need to keep pressing the switch of the needle gun, the operator needs to keep the squatting posture of the body, the labor intensity is high, and the fatigue of the hands and the legs is obvious; the distance between an operator and the pneumatic needle gun is short, the noise is high when the needle gun is polished, rust slag often splashes, and dust is more, so that the influence on the hearing, respiratory system and body of the operator is large; in addition, the polishing operator generally operates one needle gun by one person, the polishing efficiency is low, a plurality of persons can work simultaneously under the condition of a large polishing operation area, each needle gun needs one air source pipeline, the number of field pipelines is large, the tripping risk of the personnel is large, and the injury probability is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome among the above-mentioned background art operation personnel need handheld pneumatic needle rifle operation, the finger need keep pressing the switch of needle rifle, the operation personnel need keep the health gesture of squatting, intensity of labour is big to operation personnel and pneumatic needle rifle are close, and the noise is great when the needle rifle is polished, and the rusty slag often splashes, and the dust is more, to operation personnel hearing, respiratory, the big problem of health influence, provides an anticorrosive rust cleaning shallow of marine oil gas production platform of polishing. The utility model discloses make the operation personnel need not handheld needle gun take the posture operation of squatting, effectively reduced operation personnel's intensity of labour, reduced the operation personnel and received the influence of the rust slag that splashes, the dust of the in-process of polishing.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an anticorrosive rust cleaning shallow of polishing of offshore oil gas production platform, includes chassis and the subassembly of polishing, the bottom of chassis is equipped with the removal gyro wheel, the top of chassis is connected with branch, the subassembly of polishing is installed the middle part of branch.

Further, the subassembly of polishing includes main trachea, a plurality of needle rifle trachea and needle rifle, the tracheal one end of needle rifle is connected simultaneously on the main trachea, the other end is connected the needle rifle, equally divide on every needle rifle trachea and do not be equipped with branch control valve.

Furthermore, the number of the needle gun air pipes and the number of the needle guns are 4; the main air pipe is simultaneously connected with 4 needle gun air pipes through an inlet air distribution pipe and an outlet air distribution pipe; the one-inlet four-outlet gas distributing pipe is fixedly arranged in the middle of the supporting rod through a fixing nut arranged on the gas distributing pipe.

Furthermore, a main control valve is arranged on the main air pipe.

Furthermore, the top of the bottom frame is provided with 4 barrel grooves for placing needle guns.

Further, the quantity of branch is 2, and 2 branches are connected chassis top is in both ends with one side, and the middle part of 2 branches is connected through the support diaphragm that is equipped with.

Furthermore, the top of 2 branch is through perpendicular to the push rod connection that branch set up.

Furthermore, the outer wall of the push rod is provided with anti-skid grains.

Preferably, the moving roller is a universal wheel.

Preferably, the base frame and the support rod are made of stainless steel.

Compared with the prior art, the beneficial effects are:

the utility model discloses an operating personnel can not need handheld needle gun to take the posture operation of squatting when shallow of polishing uses, has effectively reduced intensity of labour, has reduced the influence that the operating personnel received the rust slag, the dust that splash of the in-process of polishing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

As shown in figure 1, for an anticorrosive rust cleaning shallow of polishing of marine oil gas production platform, including chassis 1 and grinding assembly 2, the bottom of chassis 1 is equipped with removal gyro wheel 3, removes gyro wheel 3 and is the universal wheel, and the top of chassis 1 is connected with branch 4, and the middle part of branch 4 is equipped with supports diaphragm 8, and grinding assembly 2 is at the middle part of installation branch 4 and is located the top that supports diaphragm 8, and chassis 1 and branch 4 are made by stainless steel.

The grinding assembly 2 comprises a main air pipe (not shown in the figure), a plurality of needle gun air pipes 5 and needle guns 6, one ends of the needle gun air pipes 5 are connected to the main air pipe at the same time, the other ends of the needle gun air pipes are connected with the needle guns 6, a main control valve is arranged on the main air pipe, and a sub-control valve is arranged on each needle gun air pipe 5; the number of the needle gun air pipes 5 and the number of the needle guns 6 are 4; the main air pipe is simultaneously connected with 4 needle gun air pipes 5 through an inlet four outlet air distribution pipe 7; the inlet and outlet gas distributing pipe 7 is fixedly arranged in the middle of the 2 supporting rods 4 through a fixing nut 13; the top of the chassis 1 is provided with 4 barrel grooves 10 for placing the needle guns 6.

The quantity of branch 4 is 2, and 2 branches 4 are connected at the both ends of 1 top with one side of chassis, and the middle part of 2 branches 4 is connected through supporting diaphragm 8, and the top of 2 branches 4 is connected through the push rod 9 that perpendicular to branch 4 set up, is equipped with anti-skidding line on the outer wall of push rod 9.

In the embodiment, the supporting rods 4 and the push rods 9 above the bottom frame 1 form a main body frame, the main body frame is movable, the middle parts of the two supporting rods 4 are provided with a supporting transverse plate 8 which is mainly used for ensuring the stability of the main body frame, one end of the main air pipe is connected with an external air source device, the other end of the main air pipe is connected with a four-inlet air distribution pipe 7 arranged above the supporting transverse plate 8, so-called four-inlet air distribution pipe 7 is arranged, the character meaning can be understood, one side of the air pipe structure is provided with 1 inlet 11, the other side of the air pipe structure is provided with 4 outlets 12, the main air pipe is supplied with air from one side of the air pipe structure, and is respectively connected with a needle gun air pipe 5 through the four-inlet air distribution pipe 7 to supply air; and there is a main control valve on the main trachea, can control the whole subassembly 2 that polishes simultaneously admits air, sets up branch control valve on every needle rifle trachea 5 respectively and controls independently. The height of branch 4 is designed according to the height of in-service use, and each trachea and the needle rifle 6 of subassembly 2 of polishing are established on 2 fixation nut 13 that branch 4 middle parts were equipped with through one advances four gas distribution pipes 7 mounts, and the high design of main control valve just can be opened when the operating personnel stands, need not to bow the operation. The top of branch 4 is equipped with push rod 9, can promote whole shallow and remove, sets up anti-skidding line on the push rod 9, and the atress is more stable, and it is more convenient to operate. The bottom of the underframe 1 is provided with universal moving rollers 3, so that the cart can move in any direction and is suitable for narrow space terrains of offshore operation platforms; barrel casing 10 that chassis 1 top set up is used for placing needle rifle 6, when needle rifle 6 is using, places in this barrel casing 10 to can fix after 13 tightening of fixation nut that set up on barrel casing 10, do not need the manual work to carry out handheld needle rifle 6 that drags.

In the use process of the embodiment, after the needle guns 6 are fixed in the barrel grooves 10, the main control valve on the main air pipe in the grinding assembly 2 is opened, each sub-control valve is also opened, the four needle guns 6 can operate simultaneously, the grinding efficiency is improved by 4 times, and during grinding, an operator only needs to control the opening and closing of the main control valve in a standing mode to control the starting and stopping of the grinding operation; after one area is polished, the trolley is moved to the next area through the push rod 9, and the next area can be polished. The operating personnel pushes the cart to move through the push rod 9, the standing posture operation is adopted, the operating personnel do not need to hold the needle gun 6 to adopt the squatting posture operation, the labor intensity is effectively reduced, and the influence of splashing rust slag and dust in the polishing process on the operating personnel is reduced.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides an anticorrosive rust cleaning shallow of polishing of offshore oil and gas production platform, its characterized in that, includes chassis (1) and polishing subassembly (2), the bottom of chassis (1) is equipped with removal gyro wheel (3), the top of chassis (1) is connected with branch (4), polishing subassembly (2) is installed the middle part of branch (4).

2. The anticorrosive rust removal of offshore oil and gas production platform shallow of polishing of claim 1, characterized by, the subassembly of polishing (2) includes main trachea, a plurality of needle rifle trachea (5) and needle rifle (6), the one end of needle rifle trachea (5) is connected simultaneously on the main trachea, the other end is connected needle rifle (6), divide on every needle rifle trachea (5) and be equipped with branch control valve respectively.

3. The marine oil and gas production platform anticorrosion rust cleaning polishing cart of claim 2, wherein the number of needle gun air pipes (5) and needle guns (6) is 4; the main air pipe is simultaneously connected with 4 needle gun air pipes (5) through an inlet air distribution pipe (7) and an outlet air distribution pipe (7); the one-inlet four-outlet gas distributing pipe (7) is fixedly arranged in the middle of the supporting rod (4) through a fixing nut (13) arranged on the gas distributing pipe.

4. The marine oil and gas production platform anticorrosion rust cleaning polishing cart of claim 2, wherein a main control valve is provided on the main gas pipe.

5. The marine oil and gas production platform anticorrosion rust cleaning buffing cart of claim 3, wherein the top of the underframe (1) is provided with 4 barrel grooves (10) for placing needle guns (6).

6. The anticorrosive rust-removing polishing trolley for offshore oil and gas production platforms according to claim 1, wherein the number of the support rods (4) is 2, the 2 support rods (4) are connected to two ends of the same side of the top of the base frame (1), and the middle parts of the 2 support rods (4) are connected through a support transverse plate (8).

7. The marine oil and gas production platform anticorrosion rust cleaning polishing cart of claim 6, wherein the tops of 2 said struts (4) are connected by a push rod (9) arranged perpendicular to said struts (4).

8. The anticorrosive rust-removing polishing cart for offshore oil and gas production platforms of claim 7, wherein the outer wall of the push rod (9) is provided with anti-slip lines.

9. The marine oil and gas production platform anticorrosion rust cleaning polishing cart of claim 1, wherein the moving rollers (3) are universal wheels.

10. The marine oil and gas production platform corrosion and rust resistant sanding cart of claim 1, wherein the base frame (1) and the support bar (4) are both made of stainless steel.