CN216157642U

CN216157642U - Rotary pipe scraper

Info

Publication number: CN216157642U
Application number: CN202121758982.2U
Authority: CN
Inventors: 蔡万伟
Original assignee: Bode Shida Tianjin Energy Technology Co ltd
Current assignee: Bode Shida Tianjin Energy Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-04-01
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a rotary pipe scraper which comprises a rotary rod, a plurality of fixing mechanisms and connectors, wherein the fixing mechanisms are detachably connected to the surface of the rotary rod, the connectors are fixedly connected to the top end of the rotary rod, each fixing mechanism comprises a telescopic device, a sealing fixing ring and a fixing plate, the sealing fixing ring is fixedly connected to the surface of the telescopic device, and the fixing plate is arranged at the outer end of the telescopic device. The front-back distance of scraping the pipe mechanism is convenient to adjust through fixed establishment, is convenient for scrape the pipe to the pipeline of different diameters, effectively improves the result of use, and scrapes and be convenient for change the damage part after the pipe mechanism damages, need not change whole, can effective resources are saved.

Description

Rotary pipe scraper

Technical Field

The utility model relates to the technical field of obstacle removing tools for attachments of a sleeve, in particular to a rotary pipe scraper.

Background

The pipe scraping operation is mainly to clean wax precipitation, cement residues and other foreign matters attached to the inner wall of the casing pipe so as to enable the well-descending tool to be smoothly and freely put into various well descending tools, and particularly, when a space formed by the well descending tool and the inner wall ring of the casing pipe is small, the next construction is carried out after the well descending tool and the inner wall ring of the casing pipe are fully scraped. At present, when some oil fields in China and oil-water wells in foreign countries are constructed, the scraper is used as an indispensable process, and the purpose of the scraper is to improve the success rate of tool running operation.

Patent No. CN201610462012.5 discloses a composite casing scraper for well drilling, which comprises a flexible scraper mechanism and a hard scraper mechanism axially assembled together; the flexible scraper mechanism mainly comprises a first cylinder sleeve, a pressure-bearing mechanism, a mandrel and scraper blades, wherein at least one group of scraper windows are arranged on the circumference of the first cylinder sleeve, the pressure-bearing mechanism is assembled in the first cylinder sleeve above the scraper windows, the mandrel is assembled in the first cylinder sleeve through a guide mechanism and a reset spring, the upper end of the mandrel is connected with the pressure-bearing mechanism, a cone corresponding to the scraper window is arranged on the mandrel, and the scraper blades are radially assembled in the scraper windows; the hard scraper mechanism mainly comprises a second cylinder sleeve, an elastic element and a scraper blade, wherein at least one group of scraper grooves are formed in the circumferential direction of the second cylinder sleeve, and the scraper blade is radially assembled in the scraper grooves through the elastic element. The utility model realizes flexible foreign matter removal and rigid foreign matter removal, and has simple operation and high working efficiency.

This kind of scraper has the following drawback: the pipe scraper of this application can not adjust the fore-and-aft distance of scraping the pipe mechanism when using, can not strike off the debris on the pipeline of different pipe diameters, reduces and scrapes a tub efficiency, and the pipe scraping mechanism uses easily by wearing and tearing for a long time simultaneously, need change whole when changing, not only takes time, still causes the wasting of resources, reduces the result of use. To this end, we propose a rotary scraper.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a rotary pipe scraper which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a rotation type pipe scraper, includes the rotary rod, still includes fixed establishment and connector, fixed establishment can dismantle to be connected on the rotary rod surface, and fixed establishment has a plurality ofly, connector fixed connection is on the rotary rod top, fixed establishment comprises expansion bend, sealed solid fixed ring and fixed plate, sealed solid fixed ring fixed connection is on the expansion bend surface, the fixed plate is installed in the expansion bend outer end.

The pipe scraping mechanism is detachably connected to the outer side wall of the fixing mechanism; be convenient for link together connector and external driver through fixing bolt, be convenient for scrape the pipeline through scraping a tub mechanism, effectively get rid of the debris on the inside wall.

Furthermore, the pipe scraping mechanism comprises an installation plate, a scraping block and a connecting bolt, wherein the scraping plate is connected to the outer side wall of the installation plate in a matching manner, the scraping block is detachably connected to the outer side wall of the scraping plate, and the connecting bolt is connected to the outer side wall of the scraping block in a meshing manner; the mounting plate, the scraper plate and the scraping block are connected together through the connecting bolt, when the scraper plate and the scraping block are damaged due to long-term use, the connecting bolt is only required to be detached from the inner parts of the mounting plate, the scraper plate and the scraping block, so that the three are separated, the damaged parts are convenient to replace, the whole body is not required to be replaced, the replacement efficiency is high, and the use is convenient due to the fact that resources are saved.

Furthermore, the upper surface of the connecting head is provided with a plurality of positioning grooves and connecting holes, and the positioning grooves are respectively positioned at two sides of the connecting holes; be convenient for fix a position when the rotary rod is connected with external driver through the constant head tank, improve the installation effectiveness, be convenient for be connected the rotary rod with external driver through the connecting hole and fix.

Further, a drill bit is fixedly connected to the bottom end of the rotating rod; the drill bit rotates to facilitate drilling of the blocked part inside the pipeline, and the blocked part inside the pipeline is conveniently cleared.

Compared with the prior art, the utility model has the following beneficial effects: 1. the rotary rod is connected with an external driver through a connecting hole on the connector and is fixed through a fixing bolt, a pipe scraping mechanism is fixed on the surface of the rotary rod through a plurality of fixing mechanisms, the pipe scraping mechanism can be driven by the rotary rod to rotate to scrape the inner wall of the pipeline, sundries on the inner wall of the pipeline can be effectively removed, meanwhile, the fixing mechanism comprises a telescopic device, a sealing fixing ring and a fixing plate, the telescopic device is fixed on the rotary rod through the sealing fixing ring, the front end of the telescopic device is connected with the pipe scraping mechanism through the fixing plate, before the pipe is scraped, the pipe scraping mechanism is driven by the telescopic device to stretch back and forth according to the diameter of the pipeline, so that the pipe scraping mechanism can be attached to the wall of the pipeline, the inner side wall of the pipeline can be conveniently scraped in the rotating process, the front-back distance of the pipe scraping mechanism can be adjusted through the fixing mechanisms, and pipes with different diameters can be conveniently scraped, the use effect is effectively improved; 2. scrape a tub mechanism by the mounting panel, the scraper blade, scrape piece and connecting bolt and constitute, the scraper blade laminating is at the mounting panel lateral wall, a plurality of pieces of scraping are located the scraper blade surface simultaneously, connecting bolt runs through and scrapes piece and scraper blade, and extend to inside the mounting panel, through connecting bolt with the mounting panel, the scraper blade links together with scraping the piece, when using for a long time and causing the scraper blade and scrape the piece and damage, only need follow the mounting panel with connecting bolt, scraper blade and scrape the inside dismantlement of piece, make the three separate, be convenient for change the part that damages, need not change whole, not only change efficiently, still effective resources are saved, be convenient for use.

Drawings

Fig. 1 is a schematic view of the overall structure of a rotary scraper according to the present invention.

Fig. 2 is a schematic structural diagram of a fixing mechanism of a rotary pipe scraper according to the present invention.

Fig. 3 is a schematic structural diagram of a tube scraping mechanism of a rotary tube scraper according to the present invention.

In the figure: 1. a drill bit; 2. rotating the rod; 3. a fixing mechanism; 4. a tube scraping mechanism; 5. a connector; 6. fixing the bolt; 7. positioning a groove; 8. connecting holes; 301. a retractor; 302. sealing the fixed ring; 303. a fixing plate; 401. mounting a plate; 402. a squeegee; 403. scraping the block; 404. and connecting the bolts.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a rotation type pipe scraper, includes rotary rod 2, still includes fixed establishment 3 and connector 5, fixed establishment 3 can have dismantled to be connected on the rotary rod 2 surface, and fixed establishment 3 has a plurality ofly, connector 5 fixed connection is on the rotary rod 2 top, fixed establishment 3 comprises expansion bend 301, sealed solid fixed ring 302 and fixed plate 303, sealed solid fixed ring 302 fixed connection is on expansion bend 301 surface, fixed plate 303 is installed in expansion bend 301 outer end.

The pipe scraping device comprises a fixing bolt 6 and a pipe scraping mechanism 4, wherein the fixing bolt 6 is connected to the surface of a connector 5 in a meshed mode, the number of the fixing bolts 6 is multiple, and the pipe scraping mechanism 4 is detachably connected to the outer side wall of a fixing mechanism 3; be convenient for link together connector 5 and external driver through fixing bolt 6, be convenient for scrape the pipeline through scraping tub mechanism 4, effectively get rid of the debris on the inside wall.

The pipe scraping mechanism 4 comprises a mounting plate 401, a scraping plate 402, a scraping block 403 and a connecting bolt 404, wherein the scraping plate 402 is connected to the outer side wall of the mounting plate 401 in a matching manner, the scraping block 403 is detachably connected to the outer side wall of the scraping plate 402, and the connecting bolt 404 is connected to the outer side wall of the scraping block 403 in a meshing manner; the mounting plate 401, the scraper blade 402 and the scraping block 403 are connected together through the connecting bolt 404, when the scraper blade 402 and the scraping block 403 are damaged due to long-term use, the connecting bolt 404 is only required to be detached from the mounting plate 401, the scraper blade 402 and the scraping block 403, so that the three are separated, the damaged parts are convenient to replace, the whole body is not required to be replaced, the replacement efficiency is high, the resources are effectively saved, and the use is convenient.

The upper surface of the connector 5 is provided with a plurality of positioning grooves 7 and connecting holes 8, and the positioning grooves 7 are respectively positioned at two sides of the connecting holes 8; be convenient for fix a position when rotary rod 2 is connected with external driver through constant head tank 7, improve the installation effectiveness, be convenient for be connected rotary rod 2 with external driver fixedly through connecting hole 8.

Wherein, the bottom end of the rotating rod 2 is fixedly connected with a drill bit 1; the drill bit 1 rotates to facilitate drilling of the blocked part inside the pipeline, and the blocked part inside the pipeline is convenient to clear.

It should be noted that, the utility model is a rotary pipe scraper, when in operation, the rotary rod 2 is connected with an external driver through the connecting hole 8 on the connector 5 and is fixed through the fixing bolt 6, and the pipe scraping mechanism 4 is fixed on the surface of the rotary rod 2 through a plurality of fixing mechanisms 3, the rotary rod 2 can drive the pipe scraping mechanism 4 to rotate to scrape the inner wall of the pipeline, so as to effectively remove the impurities on the inner wall of the pipeline, meanwhile, the fixing mechanism 3 is composed of the expansion piece 301, the sealing fixing ring 302 and the fixing plate 303, the expansion piece 301 is fixed on the rotary rod 2 through the sealing fixing ring 302, and the front end of the expansion piece 301 is connected with the pipe scraping mechanism 4 through the fixing plate 303, before pipe scraping, the pipe scraping mechanism 4 is driven to expand back and forth through the expansion piece 301 according to the diameter of the pipeline, so that the pipe scraping mechanism 4 can be attached to the pipeline wall, so as to conveniently scrape the inner side wall of the pipeline in the rotating process, the front-back distance of the pipe scraping mechanism 4 can be adjusted through the fixing mechanism 3, pipes with different diameters can be conveniently scraped, the use effect is effectively improved, the pipe scraping mechanism 4 is composed of a mounting plate 401, a scraper 402, a scraping block 403 and a connecting bolt 404, the scraper 402 is attached to the outer side wall of the mounting plate 401, while a plurality of scraping blocks 403 are positioned on the surface of the scraping plate 402, connecting bolts 404 penetrate through the scraping blocks 403 and the scraping plate 402, and extend to the inside of the mounting plate 401, the mounting plate 401, the squeegee 402 and the squeegee block 403 are connected together by the connecting bolts 404, when the scraper 402 and the scraper block 403 are damaged due to long-term use, the connecting bolts 404 only need to be detached from the inside of the mounting plate 401, the scraper 402 and the scraper block 403, the three is separated, the damaged parts are convenient to replace, the whole part does not need to be replaced, the replacement efficiency is high, the resources are effectively saved, and the use is convenient.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rotation type pipe scraper, includes rotary rod (2), its characterized in that still includes fixed establishment (3) and connector (5), fixed establishment (3) can be dismantled and connect on rotary rod (2) surface, and fixed establishment (3) have a plurality ofly, connector (5) fixed connection is on rotary rod (2) top, fixed establishment (3) comprise expansion bend (301), sealed solid fixed ring (302) and fixed plate (303), sealed solid fixed ring (302) fixed connection is on expansion bend (301) surface, install in expansion bend (301) outer end fixed plate (303).

2. A rotary pipe scraper as claimed in claim 1, wherein: still include fixing bolt (6) and scrape tub mechanism (4), fixing bolt (6) meshing is connected on connector (5) surface, and fixing bolt (6) have a plurality ofly, scrape tub mechanism (4) and can dismantle the connection at fixed establishment (3) lateral wall.

3. A rotary pipe scraper as claimed in claim 2, wherein: scrape tub mechanism (4) by mounting panel (401), scraper blade (402), scrape piece (403) and connecting bolt (404) and constitute, scraper blade (402) cooperation is connected at mounting panel (401) lateral wall, scrape piece (403) and can dismantle the connection at scraper blade (402) lateral wall, connecting bolt (404) meshing is connected and is being scraped piece (403) lateral wall.

4. A rotary pipe scraper as claimed in claim 1, wherein: constant head tank (7) and connecting hole (8) have been seted up to connector (5) upper surface, and constant head tank (7) have a plurality ofly, constant head tank (7) are located connecting hole (8) both sides respectively.

5. A rotary pipe scraper as claimed in claim 1, wherein: the bottom end of the rotating rod (2) is fixedly connected with a drill bit (1).