CN212895965U

CN212895965U - A finish rolling screw-thread steel construction for cutting PE pipe

Info

Publication number: CN212895965U
Application number: CN202020389853.XU
Authority: CN
Inventors: 黄自文; 彭文柯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2021-04-06
Anticipated expiration: 2030-03-25

Abstract

The utility model discloses a finish rolling screw thread steel construction for cutting PE pipe relates to the cutting tool field, including the steel-pipe cover, the inboard of steel-pipe cover is provided with the PE pipe, and the one end fixed mounting of steel-pipe cover has the fixed plate, and one side fixedly connected with of fixed plate is fixed cover, and the inside swing joint of fixed cover has finish rolling screw-thread steel, and the one end fixedly connected with fixed block of finish rolling screw-thread steel, the circumference fixedly connected with connecting rod of fixed block, one side fixedly connected with blade of connecting rod, the one end fixedly connected with scraper ring of connecting rod, the middle part swing joint of fixed cover has the installation. The utility model discloses a driving gear can make the blade on the fixed block cut the PE pipe with the cooperation of installation cover on the one hand, and on the other hand makes the scraper ring on the fixed block handle dry solid grout, makes things convenient for separation between PE pipe and the steel pipe cover, has solved the pipeline protection device that current cutting device has not been considered and has got the clear hole of core machine and cause the construction difficult problem of sticking drill to drilling.

Description

A finish rolling screw-thread steel construction for cutting PE pipe

Technical Field

The utility model relates to a cutting means field, in particular to finish rolling screw thread steel construction for cutting PE pipe.

Background

The innovation is opened, particularly since the last 90 century, bridge construction in China enters into brilliant development period, a large number of key technologies of bridge construction are broken through in the period, core technologies are continuously emerged, technical innovation is continuously developed, and bridge construction achieves the achievement of attention of people in the world. The equidistance of a suspension bridge, a cable-stayed bridge and a deck arch bridge constructed at that time has been 20 years now, and the service life of a bridge suspender has basically reached, thus causing serious threat to the safety of the bridge. In order to ensure the safe operation of the bridge, the bridge suspender needs to be replaced.

The original bridge suspender is mostly in a structural form of wrapping PE pipes outside a plurality of steel wires or steel strands, and the suspender is integrally connected with a main arch or a bridge deck main body structure through grouting after being installed. When the original suspender is dismantled, the steel wire or the steel strand can be integrally pulled out through the hydraulic piercing jack, and the PE pipe and the poured cement paste are firmly bonded and cannot be cleaned simultaneously. If a new suspender is required to be installed, the PE pipe and the poured cement paste need to be cleaned, and great difficulty is brought to construction due to clamping and drilling of the PE pipe in the hole cleaning process of the drilling and core-taking machine, so that the precision-rolling threaded steel structure for cutting the PE pipe is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a finish rolling screw thread steel construction for cutting PE pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a finish rolling deformed steel bar structure for cutting PE pipes comprises a steel pipe sleeve, wherein the inner side of the steel pipe sleeve is provided with a PE pipe, the steel pipe sleeve and the PE pipe are fixedly connected through dry-cured cement paste, one end of the steel pipe sleeve is fixedly provided with a fixed plate, one side of the fixed plate is fixedly connected with a fixed sleeve, and the interior of the fixed sleeve is movably connected with finish rolling deformed steel bar;

one end of the finish-rolled deformed steel bar is fixedly connected with a fixed block, the circumferential direction of the fixed block is fixedly connected with a connecting rod, one side of the connecting rod is fixedly connected with a blade, and one end of the connecting rod is fixedly connected with a scraper ring;

the middle part swing joint of fixed cover has the installation cover, the equal fixedly connected with motor in both sides of fixed cover, the one end fixedly connected with driving gear of motor, the tooth's socket has been seted up to the outside one end of installation cover.

Optionally, the other end of the outer side of the mounting sleeve and the bottom of the mounting sleeve are both movably connected with balls, and the fixed sleeve and the mounting sleeve are movably connected through the balls.

Optionally, a limiting plate is arranged at the top of the mounting sleeve, the fixing sleeve and the limiting plate are fixedly connected through a bolt, and the limiting plate is located at the top of the mounting sleeve and movably connected with the fixing sleeve.

Optionally, a notch is formed in one end of the outer side of the fixing sleeve, the driving gear is located in the notch, and the driving gear is located in the tooth groove and meshed with the mounting sleeve.

Optionally, the inside of the mounting sleeve is threaded, and the finish-rolled deformed steel bar is located in the mounting sleeve and is in threaded connection with the mounting sleeve.

Optionally, both sides fixedly connected with safety cover of fixed cover, the driving gear is located the safety cover.

Optionally, the number of the blades is four, and the four blades are arranged on the fixing block in an annular array.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a driving gear can drive the installation cover with the cooperation of installation cover and rotate, make the installation cover drive the fixed block on the finish rolling screw-thread steel and have the effect of removal, thereby on the one hand make the blade on the fixed block cut the PE pipe, on the other hand makes the scraper ring on the fixed block handle dry solid grout, make things convenient for separation between PE pipe and the steel-pipe sleeve, the pipeline protection device who has solved current cutting device and has not considered gets the clear hole of core machine and causes the construction difficult problem of sticking drill to drilling, the effectual engineering construction operating efficiency that has improved, construction cost is reduced.

2. The utility model discloses a ball can reduce the friction between fixed cover and the installation cover, makes the installation cover rotate fast, can prescribe a limit to the position of installation cover through the limiting plate.

Drawings

Fig. 1 is a schematic front view of the structure of the present invention.

Fig. 2 is a schematic sectional view of the fixing sleeve structure of the present invention.

Fig. 3 is a schematic perspective view of the scraper ring structure of the present invention.

In the figure: 1. steel pipe sleeve; 2. a PE pipe; 3. dry curing cement paste; 4. a fixing plate; 5. fixing a sleeve; 6. finish rolling the deformed steel bar; 7. a fixed block; 8. a connecting rod; 9. a blade; 10. a scraper ring; 11. installing a sleeve; 12. a motor; 13. a driving gear; 14. a tooth socket; 15. a ball bearing; 16. a limiting plate; 17. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a finish rolling screw thread steel structure for cutting PE pipe as shown in figures 1-3, which comprises a steel pipe sleeve 1, a PE pipe 2 is arranged at the inner side of the steel pipe sleeve 1, the steel pipe sleeve 1 and the PE pipe 2 are fixedly connected through dry solid cement paste 3, a fixed plate 4 is fixedly arranged at one end of the steel pipe sleeve 1, a fixed sleeve 5 is fixedly connected at one side of the fixed plate 4, a notch is arranged at one end of the outer side of the fixed sleeve 5, a driving gear 13 is positioned in the notch, the driving gear 13 is positioned in a tooth space 14 and is meshed and connected with an installation sleeve 11, the installation sleeve 11 can be driven to rotate by the matching of the driving gear 13 and the installation sleeve 11, so that the installation sleeve 11 drives a fixed block 7 on the finish rolling screw thread steel 6 to have the moving effect, thereby on one hand, a blade 9 on the fixed block 7 cuts the PE pipe 2, the PE pipe 2 and the steel pipe sleeve 1 are conveniently separated, the problem that the existing pipeline protection device which is not considered by the existing cutting device is difficult to construct when a drilling and core-taking machine is used for cleaning holes to cause drill jamming is solved, the construction efficiency is effectively improved, the construction cost is reduced, two sides of a fixing sleeve 5 are fixedly connected with protective covers, driving gears 13 are positioned in the protective covers, the inner part of the fixing sleeve 5 is movably connected with finish-rolled deformed steel bars 6, one end of each finish-rolled deformed steel bar 6 is fixedly connected with a fixing block 7, the circumferential direction of each fixing block 7 is fixedly connected with a connecting rod 8, one side of each connecting rod 8 is fixedly connected with a blade 9, the number of the blades 9 is four, the four blades 9 are distributed on the fixing block 7 in an annular array mode, one end of each connecting rod 8 is fixedly connected with a scraper ring 10, the middle part of the fixing sleeve 5 is movably connected with, fixed cover 5 and installation cover 11 between through 15 swing joint of ball, ball 15 can reduce the friction between fixed cover 5 and the installation cover 11, make installation cover 11 rotate fast, the top of installation cover 11 is provided with limiting plate 16, pass through bolt 17 fixed connection between fixed cover 5 and the limiting plate 16, limiting plate 16 is located the top of installation cover 11 and with fixed cover 5 swing joint, limiting plate 16 can prescribe a limit to the position of installation cover 11, the inside of installation cover 11 is the screw thread form, finish rolling screw-thread steel 6 is located installation cover 11 and with installation cover 11 threaded connection, can be convenient for move between installation cover 11 and the finish rolling screw-thread steel 6, the equal fixedly connected with motor 12 in both sides of fixed cover 5, the one end fixedly connected with driving gear 13 of motor 12, tooth's socket 14 has been seted up to the outside one end of installation cover 11.

This practical theory of operation:

install fixed plate 4 on steel-pipe sleeve 1 earlier, then finish rolling screw-thread steel 6 passes the inside of PE pipe 2 and is connected with the installation cover 11 in the fixed cover 5, motor 12 drives installation cover 11 through driving gear 13 and rotates afterwards, installation cover 11 drives finish rolling screw-thread steel 6 and removes, finish rolling screw-thread steel 6 drives blade 9 and scraper ring 10 on the fixed block 7 and removes, make blade 9 cut PE pipe 2, make scraper ring 10 handle dry solid grout 3, make things convenient for separation between PE pipe 2 and the steel-pipe sleeve 1, the pipeline protection device that has not been considered in current cutting device gets the construction difficult problem that core machine clear hole caused the card brill to the drilling is got, the effectual journey construction operating efficiency that has improved, construction cost is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a finish rolling screw-thread steel construction for cutting PE pipe, includes steel pipe sleeve (1), its characterized in that: the inner side of the steel pipe sleeve (1) is provided with a PE pipe (2), the steel pipe sleeve (1) and the PE pipe (2) are fixedly connected through dry-cured cement paste (3), one end of the steel pipe sleeve (1) is fixedly provided with a fixing plate (4), one side of the fixing plate (4) is fixedly connected with a fixing sleeve (5), and the interior of the fixing sleeve (5) is movably connected with finish-rolled deformed steel bars (6);

one end of the finish-rolled deformed steel bar (6) is fixedly connected with a fixed block (7), the circumferential direction of the fixed block (7) is fixedly connected with a connecting rod (8), one side of the connecting rod (8) is fixedly connected with a blade (9), and one end of the connecting rod (8) is fixedly connected with a scraper ring (10);

the utility model discloses a tooth's socket, including fixed cover (5), the middle part swing joint of fixed cover (5) has installation cover (11), the equal fixedly connected with motor (12) in both sides of fixed cover (5), the one end fixedly connected with driving gear (13) of motor (12), tooth's socket (14) have been seted up to the outside one end of installation cover (11).

2. The finish rolled threaded steel structure for cutting PE pipes according to claim 1, characterized in that:

the mounting sleeve is characterized in that the other end of the outer side of the mounting sleeve (11) and the bottom of the mounting sleeve (11) are movably connected with balls (15), and the fixing sleeve (5) and the mounting sleeve (11) are movably connected through the balls (15).

3. The finish rolled threaded steel structure for cutting PE pipes according to claim 1, characterized in that:

the top of installation cover (11) is provided with limiting plate (16), pass through bolt (17) fixed connection between fixed cover (5) and limiting plate (16), limiting plate (16) are located the top of installation cover (11) and with fixed cover (5) swing joint.

4. The finish rolled threaded steel structure for cutting PE pipes according to claim 1, characterized in that:

the outside one end of fixed cover (5) has been seted up the notch, driving gear (13) are located tooth's socket (14) and are connected with installation cover (11) meshing.

5. The finish rolled threaded steel structure for cutting PE pipes according to claim 1, characterized in that:

the interior of the mounting sleeve (11) is in a threaded shape, and the finish-rolled deformed steel bar (6) is positioned in the mounting sleeve (11) and is in threaded connection with the mounting sleeve (11).

6. The finish rolled threaded steel structure for cutting PE pipes according to claim 1, characterized in that:

the both sides fixedly connected with safety cover of fixed cover (5), driving gear (13) are located the safety cover.

7. The finish rolled threaded steel structure for cutting PE pipes according to claim 1, characterized in that:

the number of the blades (9) is four, and the four blades (9) are distributed on the fixing block (7) in an annular array form.