CN210968182U

CN210968182U - Pipe end polishing equipment for external corrosion prevention of 3PE steel pipe

Info

Publication number: CN210968182U
Application number: CN201921901029.1U
Authority: CN
Inventors: 景朝阳; 李赫楠
Original assignee: Anshan Hidlong Anti Corrosion Engineering Co ltd
Current assignee: Anshan Hidlong Anti Corrosion Engineering Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-10
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a be used for outer anticorrosive pipe end equipment of polishing of 3PE steel pipe, including bottom plate, steel brush bistrique and fixed plate, the equal fixed mounting in both sides at bottom plate top has the curb plate, two the intermediate position department at the relative one side lateral wall top of curb plate all is provided with first bearing, two pass through between the curb plate first bearing movable mounting has movable lead screw, the top of activity lead screw is provided with the slide bar, the top of curb plate one side lateral wall is provided with the motor cabinet, the top fixed mounting of motor cabinet has gear motor, the one end of activity lead screw with gear motor's output fixed connection, cup joint on the activity lead screw and install the lead screw cover, the bottom welding of lead screw cover has first connecting plate. The utility model discloses a set up a series of structures and make this device have the angle of being convenient for adjust the steel brush bistrique and polish and be convenient for carry out fixed characteristics to it according to the length and the thickness of different pipelines.

Description

Pipe end polishing equipment for external corrosion prevention of 3PE steel pipe

Technical Field

The utility model relates to a 3PE anticorrosive steel pipe processing technology field specifically is a pipe end equipment of polishing that is used for 3PE steel pipe outer corrosion-resistant.

Background

The 3PE anticorrosive steel pipe is a polyethylene coating (MAPEC) external anticorrosive steel pipe with a 3-layer structure, is a commonly used anticorrosive pipeline in China, and the polyethylene (3PE) anticorrosive coating with a three-layer structure is widely applied to the petroleum pipeline industry due to good corrosion resistance, water and gas permeability resistance, mechanical properties and the like. An anticorrosive coating of the 3PE anticorrosive steel pipe is vital to the service life of the buried pipeline, and pipelines made of the same material are not corroded after being buried underground for decades, and are leaked in years. Because they employ different outer corrosion protection layers.

With the development of the pipeline anticorrosion industry, the requirement of the anticorrosion standard is higher and higher, at present, the technical specification of domestic anticorrosion orders basically requires that the coating angle of a pipe end is less than or equal to 30 degrees, the technical specification of foreign pipeline anticorrosion requires that the preserved treatment of the pipe end of an anticorrosion pipe is more strict, the angle of the coating end is required to be larger, and the coating angle is generally required to be: 20-45, however, most of the existing grinding devices grind pipelines or pipe ends thereof vertically, and the grinding angles of the grinding heads cannot be adjusted according to pipelines with different specifications, and the existing grinding devices are poor in fixing effect when fixing the pipelines and cannot fix the pipelines according to the lengths of different pipelines, so that the problem of solving the series of problems is solved by the pipe end grinding equipment for preventing corrosion of the outer portion of a 3PE steel pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for anticorrosive pipe end equipment of polishing outside 3PE steel pipe to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pipe end polishing device for preventing corrosion of a 3PE steel pipe comprises a bottom plate, a steel brush grinding head and a fixed plate, wherein side plates are fixedly arranged on two sides of the top of the bottom plate, first bearings are arranged at the middle positions of the tops of the side walls of the two side plates opposite to each other, a movable lead screw is movably arranged between the two side plates through the first bearings, a slide bar is arranged above the movable lead screw, a motor base is arranged above the side wall of one side of each side plate, a speed reducing motor is fixedly arranged at the top of the motor base, one end of the movable lead screw is fixedly connected with the output end of the speed reducing motor, a lead screw sleeve is sleeved and arranged on the movable lead screw, a first connecting plate is welded at the bottom of the lead screw sleeve, a second connecting plate is welded at one end of the bottom of the first connecting plate, a connecting shaft is arranged at the bottom of the second, a second cylinder is fixedly arranged at the other end of the bottom of the first connecting plate, a second pneumatic telescopic rod is arranged at the output end of the second cylinder, the bottom end of the second pneumatic telescopic rod is fixedly connected with one end of the top of the mounting plate, one end of the bottom of the mounting plate is provided with a shaft seat, a driving motor is fixedly arranged in the middle of the bottom of the mounting plate, a polishing rotating shaft is arranged at the output end of the driving motor and penetrates through the shaft seat, the steel brush grinding head is fixedly arranged at one end of the grinding rotating shaft, the fixing plate is fixedly arranged at the top of the bottom plate, the fixed plate is positioned between the two side plates, the top of the bottom plate is fixedly provided with a first cylinder, the output end of the first cylinder is provided with a first pneumatic telescopic rod, and one end of the first pneumatic telescopic rod is fixedly provided with a movable plate.

Preferably, the slide bar is sleeved with a movable sleeve, a connecting block is arranged between the movable sleeve and the screw rod sleeve, and the movable sleeve is fixedly connected with the screw rod sleeve through the connecting block.

Preferably, the fixed plate with the one end at movable plate top all is provided with the second bearing, the fixed plate with the one end at movable plate top all passes through second bearing movable mounting has the screw thread pivot, the fixed plate with the equal fixed mounting at the other end at movable plate top has the gag lever post, cup joint on the gag lever post and install spacing sliding sleeve, threaded mounting has the internal thread cover in the screw thread pivot, spacing sliding sleeve with be provided with the movable rod between the internal thread cover, the bottom fixed mounting of movable rod has two connecting rods, two are passed through to the bottom of movable rod connecting rod fixed mounting has the clamp plate.

Preferably, the middle positions of the tops of the fixed plate and the movable plate are provided with first arc-shaped grooves, the bottoms of the two pressing plates are provided with second arc-shaped grooves, and rubber pads are arranged inside the first arc-shaped grooves and the second arc-shaped grooves.

Preferably, the thread rotating shaft and the top end of the limiting rod are both provided with limiting blocks, and the handle is fixedly arranged on one side of the top of the limiting block on the top end of the thread rotating shaft.

Preferably, the top of the bottom plate is provided with a sliding groove, the bottom of the moving plate is provided with a roller, and the roller is located inside the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of scientific and reasonable structure, safe and convenient use, through controlling the gear motor, the gear motor drives the movable screw rod to rotate, further the screw rod sleeve on the movable screw rod can move on the movable screw rod, and the screw rod sleeve is fixedly connected with the movable sleeve through the connecting block, further the screw rod sleeve can only move back and forth on the movable screw rod, and can not rotate along with the rotation of the movable screw rod, further the steel brush grinding head at the bottom can be driven to move back and forth, and through controlling the second air cylinder, the second air cylinder drives the second pneumatic telescopic rod to extend and retract, so that the angle of the mounting plate can be changed, further the angle of the steel brush grinding head of the device can be adjusted, and through rotating the handle, the thread rotating shaft is rotated, the internal thread sleeve is enabled to move up and down on the thread rotating shaft, further the pressing plate is enabled to move up and down, and through controlling the first cylinder, the first cylinder drives the first pneumatic telescopic rod to stretch, so that the distance between the fixed plate and the movable plate can be adjusted according to the actual length of the pipeline, the device can be used for pertinently fixing the pipelines with different pipe fittings and different lengths, and the adaptability of the device is strong.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention;

fig. 2 is a side view of the fixing plate of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a first cylinder; 3. moving the plate; 4. a side plate; 5. a limiting rod; 6. pressing a plate; 7. a limiting sliding sleeve; 8. a limiting block; 9. a handle; 10. a motor base; 11. a reduction motor; 12. a connecting shaft; 13. a second connecting plate; 14. mounting a plate; 15. a slide bar; 16. a movable screw rod; 17. a first connecting plate; 18. a movable sleeve; 19. connecting blocks; 20. a screw rod sleeve; 21. a first bearing; 22. a steel brush grinding head; 23. a fixing plate; 24. a chute; 25. a roller; 26. a first pneumatic telescopic rod; 27. a first arc-shaped slot; 28. a second bearing; 29. a rubber pad; 30. a threaded shaft; 31. a second arc-shaped slot; 32. an internal thread sleeve; 33. a movable rod; 34. a connecting rod; 35. a drive motor; 36. polishing the rotating shaft; 37. a shaft seat; 38. a second cylinder; 39. and the second pneumatic telescopic rod.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a technical scheme of pipe end polishing equipment for 3PE steel pipe external corrosion prevention comprises a bottom plate 1, a steel brush grinding head 22 and a fixing plate 23, wherein side plates 4 are fixedly installed on two sides of the top of the bottom plate 1, first bearings 21 are arranged at the middle positions of the tops of the side walls of the two opposite sides of the two side plates 4, a movable lead screw 16 is movably installed between the two side plates 4 through the first bearings 21, a slide rod 15 is arranged above the movable lead screw 16, a motor base 10 is arranged above the side wall of one side of each side plate 4, a speed reducing motor 11 is fixedly installed on the top of the motor base 10, the model of the speed reducing motor 11 can be CH200W-75SB, one end of the movable lead screw 16 is fixedly connected with the output end of the speed reducing motor 11, a lead screw sleeve 20 is sleeved on the movable lead screw 16, a first connecting plate 17 is welded at the bottom of the lead, the bottom of the second connecting plate 13 is provided with a connecting shaft 12, the second connecting plate 13 is movably provided with a mounting plate 14 through the connecting shaft 12, the other end of the bottom of the first connecting plate 17 is fixedly provided with a second air cylinder 38, the second air cylinder 38 can be an SDA100 series air cylinder, the output end of the second air cylinder 38 is provided with a second pneumatic telescopic rod 39, the bottom end of the second pneumatic telescopic rod 39 is fixedly connected with one end of the top of the mounting plate 14, one end of the bottom of the mounting plate 14 is provided with an axle seat 37, the middle position of the bottom of the mounting plate 14 is fixedly provided with a driving motor 35, the model of the driving motor 35 can be YS7124-0.37KW B5, the output end of the driving motor 35 is provided with a grinding rotating shaft 36, the grinding rotating shaft 36 penetrates through the axle seat 37, the steel brush grinding head 22 is fixedly arranged at one end of, the top of bottom plate 1 is fixed with first cylinder 2, and first cylinder 2 can be SDA100 series cylinder, and the output of first cylinder 2 is provided with first pneumatic telescopic rod 26, and the one end fixed mounting of first pneumatic telescopic rod 26 has movable plate 3.

Preferably, the sliding rod 15 is sleeved with a movable sleeve 18, a connecting block 19 is arranged between the movable sleeve 18 and the screw rod sleeve 20, and the movable sleeve 18 and the screw rod sleeve 20 are fixedly connected through the connecting block 19.

Preferably, the one end at fixed plate 23 and 3 tops of movable plate all is provided with second bearing 28, the one end at fixed plate 23 and 3 tops of movable plate all has screw thread pivot 30 through second bearing 28 movable mounting, the equal fixed mounting at the other end at fixed plate 23 and 3 tops of movable plate has gag lever post 5, cup joint on the gag lever post 5 and install spacing sliding sleeve 7, threaded mounting has internal thread bush 32 on the screw thread pivot 30, be provided with movable rod 33 between spacing sliding sleeve 7 and the internal thread bush 32, the bottom fixed mounting of movable rod 33 has two connecting rods 34, there is clamp plate 6 bottom through two connecting rods 34 fixed mounting of movable rod 33.

Preferably, first arc wall 27 has all been seted up to the intermediate position department at fixed plate 23 and movable plate 3 top, second arc wall 31 has all been seted up to the bottom of two clamp plates 6, through establishing arc wall 31, make the pipeline can not roll easily after fixed, fixed effectual, the inside of first arc wall 27 and second arc wall 31 all is provided with rubber pad 29, make through the clamp plate, fixed plate and movable plate when fixed pipeline, can not with the direct rigid contact in surface of pipeline, prevent that the pipeline is scratched when the pipeline is fixed.

Preferably, the top of the threaded rotating shaft 30 and the limiting rod 5 is provided with a limiting block 8, so that the internal thread sleeve 32 and the limiting sliding sleeve 7 can be prevented from being separated from the rod when moving, and a handle 9 is fixedly mounted on one side of the top of the limiting block 8 on the top of the threaded rotating shaft 30, and the threaded rotating shaft 30 can be conveniently rotated.

Preferably, the sliding groove 24 is formed at the top of the bottom plate 1, the roller 25 is arranged at the bottom of the moving plate 3, and the roller 25 is located inside the sliding groove 24, so that the moving plate 3 is more stable during moving.

The working principle is as follows: before use, the safety of each part of the device is checked firstly, the threaded rotating shaft 30 is rotated by rotating the handle 9, the internal threaded sleeve 32 is enabled to move up and down on the threaded rotating shaft 30, and then the pressing plate 6 is enabled to move up and down, so that the device can pertinently fix the internal diameter of different pipelines, and by controlling the first cylinder 2, the first cylinder 2 can be an SDA100 series cylinder, so that the first cylinder 2 drives the first pneumatic telescopic rod 26 to stretch and retract, and further the distance between the fixed plate 23 and the moving plate 3 can be adjusted according to the actual length of the pipeline, so that the device can pertinently fix the pipelines with different pipe fittings and lengths, so that the adaptability of the device is strong, by controlling the speed reducing motor 11, the model of the speed reducing motor 11 can be CH200W-75SB, so that the speed reducing motor 11 drives the movable screw rod 16 to rotate, and further the screw rod sleeve 20 on the movable screw rod 16 moves on the movable screw rod 16, and the screw rod sleeve 20 is fixedly connected with the movable sleeve 18 through the connecting block 19, so that the screw rod sleeve 20 can only move back and forth on the movable screw rod 16 and cannot rotate along with the rotation of the movable screw rod 16, and the bottom steel brush grinding head 22 can be driven to move back and forth, and by controlling the second cylinder 38, the second cylinder 38 can be an SDA100 series cylinder, so that the second cylinder 38 drives the second pneumatic telescopic rod 39 to extend and retract, the angle of the mounting plate 14 can be changed, and the grinding angle of the steel brush grinding head 22 of the device can be adjusted.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pipe end equipment of polishing for 3PE steel pipe is anticorrosive outward, includes bottom plate (1), steel brush bistrique (22) and fixed plate (23), its characterized in that: the bottom plate is characterized in that side plates (4) are fixedly mounted on two sides of the top of the bottom plate (1), first bearings (21) are arranged at the middle positions of the tops of the side walls of two opposite sides of the side plates (4), movable lead screws (16) are movably mounted between the two side plates (4) through the first bearings (21), slide rods (15) are arranged above the movable lead screws (16), a motor base (10) is arranged above the side wall of one side of each side plate (4), a speed reducing motor (11) is fixedly mounted at the top of the motor base (10), one end of each movable lead screw (16) is fixedly connected with the output end of the speed reducing motor (11), a lead screw sleeve (20) is sleeved on each movable lead screw (16), a first connecting plate (17) is welded at the bottom of the lead screw sleeve (20), a second connecting plate (13) is welded at one end of the bottom of the first connecting plate (, the bottom of the second connecting plate (13) is provided with a connecting shaft (12), the second connecting plate (13) is movably provided with a mounting plate (14) through the connecting shaft (12), the other end of the bottom of the first connecting plate (17) is fixedly provided with a second cylinder (38), the output end of the second cylinder (38) is provided with a second pneumatic telescopic rod (39), the bottom end of the second pneumatic telescopic rod (39) is fixedly connected with one end of the top of the mounting plate (14), one end of the bottom of the mounting plate (14) is provided with a shaft seat (37), a driving motor (35) is fixedly mounted at the middle position of the bottom of the mounting plate (14), the output end of the driving motor (35) is provided with a polishing rotating shaft (36), the polishing rotating shaft (36) penetrates through the shaft seat (37), and the steel brush grinding head (22) is fixedly mounted at one end of the polishing rotating shaft (36), fixed plate (23) fixed mounting be in the top of bottom plate (1), just fixed plate (23) are located two between curb plate (4), the top fixed mounting of bottom plate (1) has first cylinder (2), the output of first cylinder (2) is provided with first pneumatic telescopic link (26), the one end fixed mounting of first pneumatic telescopic link (26) has movable plate (3).

2. The pipe end grinding device for the external corrosion prevention of the 3PE steel pipe, according to claim 1, is characterized in that: the sliding rod (15) is sleeved with a movable sleeve (18), a connecting block (19) is arranged between the movable sleeve (18) and the screw rod sleeve (20), and the movable sleeve (18) is fixedly connected with the screw rod sleeve (20) through the connecting block (19).

3. The pipe end grinding device for the external corrosion prevention of the 3PE steel pipe, according to claim 1, is characterized in that: fixed plate (23) with the one end at movable plate (3) top all is provided with second bearing (28), fixed plate (23) with the one end at movable plate (3) top all passes through second bearing (28) movable mounting has screw thread pivot (30), fixed plate (23) with the equal fixed mounting of the other end at movable plate (3) top has gag lever post (5), cup joint on gag lever post (5) and install limiting sliding sleeve (7), screw thread pivot (30) are gone up the screw thread and are installed internal thread bush (32), limiting sliding sleeve (7) with be provided with between internal thread bush (32) movable rod (33), the bottom fixed mounting of movable rod (33) has two connecting rods (34), the bottom of movable rod (33) is through two connecting rod (34) fixed mounting has clamp plate (6).

4. The pipe end grinding device for the external corrosion prevention of the 3PE steel pipe, according to claim 3, is characterized in that: first arc-shaped grooves (27) are formed in the middle positions of the tops of the fixed plate (23) and the movable plate (3), second arc-shaped grooves (31) are formed in the bottoms of the two pressing plates (6), and rubber pads (29) are arranged inside the first arc-shaped grooves (27) and the second arc-shaped grooves (31).

5. The pipe end grinding device for the external corrosion prevention of the 3PE steel pipe, according to claim 3, is characterized in that: the thread rotating shaft (30) and the top end of the limiting rod (5) are provided with limiting blocks (8), and the thread rotating shaft (30) is located at the top end of the limiting blocks (8), and a handle (9) is fixedly installed on one side of the top of the limiting blocks (8).

6. The pipe end grinding device for the external corrosion prevention of the 3PE steel pipe, according to claim 1, is characterized in that: the top of the bottom plate (1) is provided with a sliding groove (24), the bottom of the moving plate (3) is provided with a roller (25), and the roller (25) is located inside the sliding groove (24).