阅读说明：本技术 一种油管自动对接装置 (Automatic butt joint device for oil pipes ) 是由 李明梅 于 2021-01-15 设计创作，主要内容包括：本发明公开的一种油管自动对接装置,包括对接壳体,所述对接壳体内设有左右贯通的对接腔,所述对接腔内左右对称且滑动设有油管,所述油管内设有与所述对接腔相连通的油管腔,左右两侧所述油管位于所述对接腔内一端分别固定设有油管对接头,左侧所述油管对接头右端面环形阵列称设有开口向右的螺纹锁定腔,本发明先通过滑动块对油管对接头进行锁定,从而对油管进行自动对接工作,提高了工作效率的同时能减少人工对接产生的成本,最后通过填充海水能对对接工作进行密封性测试,保证了油管的密封程度,从而能防止石油开采时因外界因素导致的石油泄漏事故的发生。(The invention discloses an automatic oil pipe butt joint device which comprises a butt joint shell, wherein a butt joint cavity which is communicated from left to right is arranged in the butt joint shell, the invention locks the oil pipe butt joints through sliding blocks firstly, therefore, automatic butt joint work is carried out on the oil pipe, the cost caused by manual butt joint can be reduced while the work efficiency is improved, finally, the tightness test can be carried out on the butt joint work through filling seawater, the sealing degree of the oil pipe is ensured, and the oil leakage accident caused by external factors during oil exploitation can be prevented.)

1. The utility model provides an automatic interfacing apparatus of oil pipe, includes the butt joint casing, its characterized in that: a butt joint cavity which is communicated from left to right is arranged in the butt joint shell, oil pipes are symmetrically arranged in the butt joint cavity from left to right in a sliding manner, an oil pipe cavity communicated with the butt joint cavity is arranged in each oil pipe, oil pipe butt joints are fixedly arranged at one ends of the oil pipes positioned in the butt joint cavity at the left side respectively, a thread locking cavity with a right opening is arranged at the right end surface of the oil pipe butt joint at the left side in an annular array manner, a locking thread sleeve is arranged at the right side in the oil pipe butt joint left end surface in an annular array manner and can slide from left to right, the outer circular surface of the locking thread sleeve can be in threaded connection with the inner wall of the thread locking cavity, a sliding block cavity with an upward opening is arranged at the lower end in the butt joint cavity and positioned at the lower end in the butt joint shell, sliding blocks with downward openings, the sliding lock block cavities on the left side and the right side are respectively provided with a sliding lock block capable of sliding up and down, when the oil pipe butt joints on the left side and the right side move to the centers in the butt joint cavities respectively to be right above the sliding blocks on the left side and the right side, the sliding lock blocks slide down to be attached and locked with the sliding blocks, and then the sliding blocks on the left side and the right side move to the centers in the sliding block cavities respectively so as to drive the oil pipe butt joints on the left side and the right side to move to the centers in the butt joint cavities, when the adjacent end surfaces of the oil pipe butt joints on the left side and the right side are attached, the locking threaded sleeve slides left to be in threaded connection with the inner wall of the threaded locking cavity, so that the oil pipes on the left side and the right side are in sealed butt joint, the lifting connection pipe head capable of sliding up and down, the right side oil pipe up end is equipped with the ascending lift connection lumen of opening, the lift connector head lapse extremely go up and down to the lift connector intracavity and pass through the lift connector drives external sea water and passes through the lift connector lumen gets into the oil pipe intracavity to detect the left and right sides sealed degree between the oil pipe butt joint.

2. The automatic docking device for oil pipes according to claim 1, wherein: a linkage motor is fixedly arranged at the center of the upper end in the butt joint housing, the left end and the right end of the linkage motor are symmetrically and power-connected with a linkage motor shaft, power cavities are symmetrically arranged at the upper end in the butt joint housing and positioned at the left side and the right side of the linkage motor, one end of the linkage motor shaft at the left side and the right side, which is far away from the linkage motor, extends to the left side and the right side respectively, power bevel gears are fixedly arranged in the power cavities, the centers of the lower walls in the power cavities at the left side and the right side are respectively and rotatably provided with a fixed threaded shaft, the upper ends of the fixed threaded shafts at the left side and the right side are respectively and fixedly provided with a fixed bevel gear meshed with the power bevel gears, the lower sides of the power cavities at the left side and the right side in the butt joint, an upper fixing plate pull rope is fixedly arranged on one side, far away from the linkage motor, of the upper end surface of the upper fixing plate.

3. The automatic docking device for oil pipes according to claim 2, wherein: a driving cavity is arranged on the right side of the linkage motor, a driven cavity is arranged on the right side of the driving cavity, the linkage motor shaft on the right side penetrates through the left and right walls in the driving cavity and the left and right walls in the driven cavity, a driving bevel gear is fixedly arranged on the outer circular surface of the linkage motor shaft on the right side and is positioned in the driving cavity and the driven cavity respectively, a spline shaft is rotatably arranged at the lower wall center in the driving cavity, a spline bevel gear meshed with the driving bevel gear on the left side is fixedly arranged at the upper end of the spline shaft, a rotating part cavity communicated with the upper wall in the butting cavity is arranged at the upper end in the butting shell and is positioned at the lower side of the driving cavity, a rotating part capable of sliding up and down and rotating and matching is arranged at the upper wall center in the rotating part cavity, the lower end of the spline shaft, the left side and the right side of the upper end face of the rotating part are symmetrically and fixedly connected with rotating part pull ropes.

4. The automatic docking device for oil pipes according to claim 3, wherein: a driven belt wheel cavity is arranged between the driven cavity and the lifting connecting pipe head, driven belt wheels are symmetrically arranged on the left side and the right side in the driven belt wheel cavity and can rotate, driven synchronous belts are wound between the driven belt wheels on the left side and the right side, driven belt wheel hubs on the left side and the right side are respectively and fixedly arranged on the driven belt wheel hubs, the lower ends of the driven shaft on the left side and the right side extend downwards to the butt joint shell and are internally connected with lifting threaded sleeves fixedly connected to the upper end face of the lifting connecting pipe head, the lifting threaded sleeve is far away from a fixed block arranged at one end of the lifting connecting pipe, a fixed block pull rope connected with the rotating piece pull rope is fixedly arranged at the center of the lower end face of the fixed block, the upper end of the driven shaft extends upwards to the upper end of the driven shaft, a driven bevel gear meshed with the driving bevel gear is fixedly arranged in the driven cavity, and an upper contact switch is fixedly arranged at the lower end in the lifting connecting pipe head.

5. The automatic docking device for oil pipes according to claim 4, wherein: an annular driving pulley cavity is arranged in the butt joint of the oil pipe on the right side, a driving pulley shaft is arranged in the driving pulley cavity in an annular array on the front wall and the rear wall in the driving pulley cavity in a rotating manner, a driving belt wheel is fixedly arranged on the outer circumferential surface of the driving belt wheel shaft, a driving synchronous belt is wound on the outer circumferential surface of the driving belt wheel, the left end of the driving pulley shaft extends leftwards and is in threaded connection with the locking threaded sleeve, the right side of the oil pipe butt joint is provided with an engaging cavity with an upward opening, the upper end of the oil pipe butt joint is positioned at the right side of the driving pulley cavity, the right end of the driving pulley shaft at the upper side extends rightwards to the engaging cavity, and an engaging bevel gear which can be engaged with the bevel gear of the rotating piece is fixedly arranged in the engaging cavity, the fixed suction pump that is equipped with in butt joint casing lower extreme center, both ends symmetry and the fixed suction pump connecting pipe downside about the suction pump connecting pipe is connected with the external world, the upside the suction pump connecting pipe with the lift connecting pipe is connected.

6. The automatic docking device for oil pipes according to claim 5, wherein: the right side upper end just is located in the oil pipe lift connection lumen downside is equipped with flexible baffle chamber, flexible baffle chamber can with lift connection pipe intracavity lower wall is linked together, the fixed flexible motor that is equipped with in flexible baffle chamber right side, be equipped with ability horizontal slip's telescopic baffle in the telescopic baffle, flexible motor left end face power is connected with the telescopic motor shaft, the telescopic motor shaft left end extends to left the telescopic baffle intracavity with telescopic baffle threaded connection, the fixed annular lower contact switch that is equipped with of lift connection pipe intracavity lower wall, lower contact switch can with go up contact switch magnetic connection.

7. The automatic docking device for oil pipes according to claim 1, wherein: the utility model discloses a sliding lock, including sliding lock piece, sliding lock piece intracavity, sliding lock piece upper end face and the fixed sliding lock piece spring that is equipped with between the sliding lock piece intracavity upper wall, the lower extreme is equipped with the downward bullet piece locking chamber of opening in the sliding lock piece, sliding lock piece intracavity lower wall intercommunication has the closure plate chamber, the closure plate intracavity is equipped with the closure plate that can the horizontal slip, the closure plate is close to sliding block one end is fixed and is equipped with closure plate magnet, the closure plate is kept away from a sliding block terminal surface with the closure plate chamber is kept away from fixed closure plate spring that is equipped with between the inner wall of sliding block one side, the lower extreme just is located in the butt joint casing sliding lock piece is close to sliding block one side fixed be equipped with closure plate magnet magnetism connects.

8. The automatic docking device for oil pipes according to claim 6, wherein: a connecting cavity with an upward opening is arranged in the sliding block, the lower wall in the connecting cavity is communicated with an elastic block sliding cavity, an elastic block capable of sliding up and down is arranged in the elastic block sliding cavity, an elastic block spring is fixedly arranged between the lower end surface of the elastic block and the lower wall in the elastic block sliding cavity, an elastic block pull rope is fixedly arranged at the center of the lower end surface of the elastic block, a pressure block cavity is communicated with the inner wall of one side of the connecting cavity far away from the sliding lock block, a pressure block capable of sliding left and right is arranged in the pressure block cavity, a pressure block spring is fixedly arranged between one end surface of the pressure block far away from the sliding lock block and the inner wall of one side of the pressure block cavity far away from the sliding lock block, a pressure block pull rope connected with the elastic block pull rope is fixedly arranged at the center of one end surface of the pressure block far away from the sliding lock block, the improved butt joint device is characterized in that a lower fixing plate capable of sliding up and down is arranged in the lower fixing plate cavity, a lower fixing plate spring is fixedly arranged between the lower end face of the lower fixing plate and the lower wall of the lower fixing plate cavity, a lower fixing plate pull rope connected with the upper fixing plate pull rope is fixedly arranged on the right side of the upper end face of the lower fixing plate, a sliding block cavity is arranged on the left side and is located a sliding motor fixedly arranged at the inner lower end of the butt joint shell, the right end face of the sliding motor is in power connection with a sliding motor shaft, and the right end of the sliding motor shaft.

Technical Field

The invention relates to the other technical field of oil exploitation, in particular to an automatic butt joint device for oil pipes.

Background

Compared with the oil exploitation on the ground, the oil exploitation on the seabed is difficult, the oil pipeline is usually arranged on the seabed due to the fact that water flow in the seabed is uncertain, when the topography of the seabed changes, if the flatness of the seabed changes, the oil pipeline laid on the seabed is affected, the pipeline joint is generally weak, the sealing performance is weakened, accidents such as oil leakage occur, and loss is caused, when the pipeline is laid, the connection mode of the adjacent pipeline joints is simple, faults are easy to occur, and cost is increased.

Disclosure of Invention

In order to solve the problems, the present embodiment designs an automatic oil pipe butt joint device, which comprises a butt joint shell, wherein a butt joint cavity which is communicated from left to right is arranged in the butt joint shell, oil pipes are symmetrically and slidably arranged in the butt joint cavity, an oil pipe cavity communicated with the butt joint cavity is arranged in the oil pipe, an oil pipe butt joint is fixedly arranged at one end, positioned in the butt joint cavity, of the oil pipe at the left side, a thread locking cavity with a right opening is arranged at one end, positioned in the right end face of the oil pipe butt joint at the left side, of the oil pipe butt joint at the right side, a locking thread sleeve is arranged at one end, capable of sliding from left to right, of the oil pipe butt joint at the right side, the outer circular surface of the locking thread sleeve can be in threaded connection with the inner wall of the thread locking cavity, a sliding block cavity with an upward opening is arranged at the lower wall, the lower end surfaces of the oil pipe butt joints on the left side and the right side are respectively fixedly provided with a sliding locking block cavity with a downward opening, the sliding locking block cavities on the left side and the right side are respectively provided with a sliding locking block capable of sliding up and down, when the oil pipe butt joints on the left side and the right side move to the centers in the butt joint cavities respectively to be right above the sliding blocks on the left side and the right side, the sliding locking blocks slide down to be attached to and locked and connected with the sliding blocks, and then the sliding blocks on the left side and the right side move to the centers in the butt joint cavities respectively to drive the oil pipe butt joints on the left side and the right side to move to the centers in the butt joint cavities, when the adjacent end surfaces of the oil pipe butt joints on the left side and the right side are attached to each other, the locking threaded sleeve slides left to be in threaded connection with the inner wall of the threaded locking cavity, so, lifting connection pipe head up end fixedly connected with lifting connection pipe, right side the oil pipe up end is equipped with the ascending lift connection lumen of opening, the lifting connection pipe head lapse extremely lifting connection intracavity and pass through the lifting connection pipe drives external sea water and passes through the lift connection lumen gets into the oil pipe intracavity to detect the left and right sides sealed degree between the oil pipe butt joint.

Preferably, a linkage motor is fixedly arranged at the center of the upper end in the butt joint housing, linkage motor shafts are symmetrically and power-connected at the left end and the right end of the linkage motor, power cavities are symmetrically arranged at the left side and the right side of the butt joint housing, one end of the linkage motor shaft, far away from the linkage motor, at the left side and the right side is respectively extended to the left side and the right side, power bevel gears are fixedly arranged in the power cavities, the centers of the lower walls in the power cavities at the left side and the right side are respectively rotatably provided with a fixed threaded shaft, the upper ends of the fixed threaded shafts at the left side and the right side are respectively fixedly provided with a fixed bevel gear meshed with the power bevel gears, the lower sides of the power cavities in the butt joint housing, at the left side and the right side, are respectively extended downwards to the left side and the right side, an upper fixing plate pull rope is fixedly arranged on one side, far away from the linkage motor, of the upper end surface of the upper fixing plate.

Preferably, a driving cavity is arranged on the right side of the linkage motor, a driven cavity is arranged on the right side of the driving cavity, the linkage motor shaft on the right side penetrates through the left and right walls in the driving cavity and the left and right walls in the driven cavity, a driving bevel gear is fixedly arranged on the outer circular surface of the linkage motor shaft on the right side and is positioned in the driving cavity and the driven cavity respectively, a spline shaft is rotatably arranged at the center of the lower wall in the driving cavity, a spline bevel gear meshed with the driving bevel gear on the left side is fixedly arranged at the upper end of the spline shaft, a rotating part cavity communicated with the upper wall in the butting cavity is arranged at the upper end in the butting shell and is positioned at the lower side of the driving cavity, a rotating part capable of sliding up and down and rotating and matching is arranged at the center of the upper wall in the rotating part cavity, the lower end surface of, the left side and the right side of the upper end face of the rotating part are symmetrically and fixedly connected with rotating part pull ropes.

Preferably, a driven pulley cavity is arranged between the driven cavity and the lifting connecting pipe head, driven pulleys are symmetrically arranged on the left side and the right side in the driven pulley cavity and can rotate, driven synchronous belts are arranged between the driven pulleys on the left side and the right side in a winding manner, driven shafts are fixedly arranged on the centers of the driven pulleys on the left side and the right side respectively, the lower ends of the driven shafts on the left side and the right side extend downwards to the butt joint shell and are connected with lifting threaded sleeves fixedly connected to the upper end face of the lifting connecting pipe head in an internal thread manner, the lifting threaded sleeve is far away from a fixed block arranged at one end of the lifting connecting pipe, a fixed block pull rope connected with the rotating piece pull rope is fixedly arranged at the center of the lower end face of the fixed block, the upper end of the driven shaft extends upwards to the upper end of the driven shaft, a driven bevel gear meshed with the driving bevel gear is fixedly arranged in the driven cavity, and an upper contact switch is fixedly arranged at the lower end in the lifting connecting pipe head.

Preferably, an annular driving pulley cavity is arranged in the butt joint of the oil pipe on the right side, a driving pulley shaft is arranged in the driving pulley cavity in an annular array on the front wall and the rear wall in the driving pulley cavity in a rotating manner, a driving belt wheel is fixedly arranged on the outer circumferential surface of the driving belt wheel shaft, a driving synchronous belt is wound on the outer circumferential surface of the driving belt wheel, the left end of the driving pulley shaft extends leftwards and is in threaded connection with the locking threaded sleeve, the right side of the oil pipe butt joint is provided with an engaging cavity with an upward opening, the upper end of the oil pipe butt joint is positioned at the right side of the driving pulley cavity, the right end of the driving pulley shaft at the upper side extends rightwards to the engaging cavity, and an engaging bevel gear which can be engaged with the bevel gear of the rotating piece is fixedly arranged in the engaging cavity, the fixed suction pump that is equipped with in butt joint casing lower extreme center, both ends symmetry and the fixed suction pump connecting pipe downside about the suction pump connecting pipe is connected with the external world, the upside the suction pump connecting pipe with the lift connecting pipe is connected.

Preferably, the right side upper end just is located in the oil pipe lift connection lumen downside is equipped with flexible baffle chamber, flexible baffle chamber can with lift connection intracavity lower wall is linked together, the fixed flexible motor that is equipped with in flexible baffle chamber right side, be equipped with the flexible baffle that can the horizontal slip in the flexible baffle, flexible motor left end face power is connected with the flexible motor shaft, flexible motor shaft left end extends to left the flexible baffle intracavity with flexible baffle threaded connection, the fixed annular lower contact switch that is equipped with of lift connection intracavity lower wall, lower contact switch can with go up contact switch magnetism and connect.

Preferably, the sliding lock piece intracavity is equipped with gliding sliding lock piece from top to bottom, sliding lock piece up end with the fixed sliding lock piece spring that is equipped with between the sliding lock piece intracavity upper wall, the lower extreme is equipped with the downward bullet piece locking chamber of opening in the sliding lock piece, sliding lock piece intracavity lower wall intercommunication has the closing plate chamber, the closing plate intracavity is equipped with the closing plate that can the horizontal slip, the closing plate is close to sliding block one end is fixed and is equipped with closing plate magnet, the closing plate is kept away from a sliding block terminal surface with the closing plate chamber is kept away from fixed closing plate spring that is equipped with between the inner wall of sliding block one side, the lower extreme just is located in the butt joint casing sliding lock piece is close to sliding block one side fixed be equipped with the fixed magnet that closing plate magnet magnetism is connected.

Preferably, a connecting cavity with an upward opening is arranged in the sliding block, the lower wall in the connecting cavity is communicated with an elastic block sliding cavity, an elastic block capable of sliding up and down is arranged in the elastic block sliding cavity, an elastic block spring is fixedly arranged between the lower end face of the elastic block and the lower wall in the elastic block sliding cavity, an elastic block pull rope is fixedly arranged at the center of the lower end face of the elastic block, a pressure block cavity is communicated with the inner wall of one side of the connecting cavity, away from the sliding lock block, a pressure block is arranged in the pressure block cavity, capable of sliding left and right, a pressure block spring is fixedly arranged between one end face of the pressure block, away from the sliding lock block, and the inner wall of one side of the pressure block cavity, away from the sliding lock block, a pressure block connected with the elastic block pull rope is fixedly arranged at the center of one end face of the pressure block, away from the sliding lock block, and, the improved butt joint device is characterized in that a lower fixing plate capable of sliding up and down is arranged in the lower fixing plate cavity, a lower fixing plate spring is fixedly arranged between the lower end face of the lower fixing plate and the lower wall of the lower fixing plate cavity, a lower fixing plate pull rope connected with the upper fixing plate pull rope is fixedly arranged on the right side of the upper end face of the lower fixing plate, a sliding block cavity is arranged on the left side and is located a sliding motor fixedly arranged at the inner lower end of the butt joint shell, the right end face of the sliding motor is in power connection with a sliding motor shaft, and the right end of the sliding motor shaft.

The invention has the beneficial effects that: according to the invention, the butt joint of the oil pipe is locked through the sliding block, so that the automatic butt joint work of the oil pipe is carried out, the cost generated by manual butt joint can be reduced while the work efficiency is improved, and finally, the tightness test of the butt joint work can be carried out through filling seawater, so that the sealing degree of the oil pipe is ensured, and the oil leakage accident caused by external factors during oil exploitation can be prevented.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

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

Fig. 2 is a schematic view of the structure a-a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

Fig. 4 is an enlarged schematic view of C in fig. 1.

Fig. 5 is an enlarged schematic view of D in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to an automatic oil pipe butt joint device, which comprises a butt joint shell 11, wherein a butt joint cavity 26 which is through from left to right is arranged in the butt joint shell 11, oil pipes 12 are symmetrically arranged in the butt joint cavity 26 in a left-right mode in a sliding mode, an oil pipe cavity 15 communicated with the butt joint cavity 26 is arranged in the oil pipe 12, oil pipe butt joints 23 are fixedly arranged at one ends of the oil pipes 12 at the left side and the right side in the butt joint cavity 26 respectively, a thread locking cavity 32 with a right opening is symmetrically arranged on the right end face of the oil pipe butt joint 23 at the left side in an annular array mode, locking thread sleeves 82 are arranged on the left end face of the oil pipe butt joint 23 at the right side in the annular array mode and can slide from left to right, the outer circular face of each locking thread sleeve 82 can be in threaded connection with the inner wall of the thread locking cavity 32, a sliding block cavity 17 with an upward opening is arranged at the lower end in, the lower end surfaces of the oil pipe butt joints 23 on the left and right sides are respectively fixedly provided with a sliding lock cavity 57 with a downward opening, the sliding lock cavities 57 on the left and right sides are respectively provided with a sliding lock 56 capable of sliding up and down, when the oil pipe butt joints 23 on the left and right sides move to the centers in the butt joint cavity 26 to the positions right above the sliding blocks 22 on the left and right sides, the sliding lock 56 slides down to be attached and locked with the sliding blocks 22, and then the sliding blocks 22 on the left and right sides move to the centers in the sliding block cavity 17 respectively to drive the oil pipe butt joints 23 on the left and right sides to move to the centers in the butt joint cavity 26, when the adjacent end surfaces of the oil pipe butt joints 23 on the left and right sides are attached, the locking threaded sleeve 82 slides left to be in threaded connection with the inner wall of the threaded locking cavity 32, so as to seal and butt joint the oil, right side just is located the right side in the butt joint casing 11 oil pipe butt joint 23 upside is equipped with gliding lift connector head 74 from top to bottom of ability, lift connector head 74 up end fixedly connected with lift connecting pipe 75, right side oil pipe 12 up end is equipped with ascending lift connection lumen 87 of opening, lift connector head 74 lapse extremely in the lift connecting lumen 87 and through lift connecting pipe 75 drives external sea water and passes through lift connecting lumen 87 gets into in the oil pipe chamber 15 to detect the left and right sides degree of seal between the oil pipe butt joint 23.

Beneficially, a linkage motor 34 is fixedly arranged at the center of the upper end in the butt joint housing 11, linkage motor shafts 33 are symmetrically and dynamically connected to the left and right ends of linkage motor 34, power cavities 30 are symmetrically arranged at the left and right sides of the linkage motor 34 at the inner upper end of the butt joint housing 11, one end of each linkage motor shaft 33, which is far away from the linkage motor 34, extends to the left and right sides respectively, power bevel gears 31 are fixedly arranged in the power cavities 30, fixed threaded shafts 29 are respectively rotatably arranged at the centers of the lower walls in the power cavities 30 at the left and right sides, fixed bevel gears 13 which are meshed with the power bevel gears 31 are respectively fixedly arranged at the upper ends of the fixed threaded shafts 29 at the left and right sides, upper fixing plate cavities 27 which are communicated with the upper wall in the butt joint cavity 26 are respectively arranged at the lower sides of the power cavities 30 at the left and right sides, and the lower ends of the fixed threaded shafts 29 at the left and right An upper fixing plate 28 is provided, and an upper fixing plate pull rope 14 is fixedly arranged on one side of the upper end surface of the upper fixing plate 28, which is far away from the linkage motor 34.

Advantageously, a driving cavity 71 is provided on the right side of the linkage motor 34, a driven cavity 70 is provided on the right side of the driving cavity 71, the linkage motor shaft 33 on the right side penetrates through the left and right walls in the driving cavity 71 and the left and right walls in the driven cavity 70, a driving bevel gear 66 is respectively fixedly provided on the outer circumferential surface of the linkage motor shaft 33 on the right side and in the driving cavity 71 and in the driven cavity 70, a spline shaft 64 is rotatably provided on the center of the inner lower wall of the driving cavity 71, a spline bevel gear 65 engaged with the driving bevel gear 66 on the left side is fixedly provided on the upper end of the spline shaft 64, a rotating member cavity 60 communicated with the inner upper wall of the butt joint cavity 26 is provided on the inner upper end of the butt joint housing 11 and on the lower side of the driving cavity 71, a rotating member 61 capable of sliding up and down and rotatably fitting is provided on the center of the inner upper wall of the rotating member cavity, the lower end face of the rotating piece 61 is fixedly provided with a rotating piece bevel gear 62 in the rotating piece cavity 60, and the left side and the right side of the upper end face of the rotating piece 61 are symmetrically and fixedly connected with rotating piece pull ropes 63.

Beneficially, a driven pulley cavity 67 is provided between the driven cavity 70 and the lifting connector head 74, the driven pulley cavity 67 is symmetrically provided with driven pulleys 78 at left and right sides and can rotate, a driven synchronous belt 79 is provided between the driven pulleys 78 at left and right sides, the driven pulleys 78 at left and right sides are respectively and fixedly provided with a driven shaft 68 at the axle center, the lower ends of the driven shafts 68 at left and right sides extend downwards to the docking housing 11 and are connected with a lifting threaded sleeve 76 fixedly connected to the upper end surface of the lifting connector head 74, one end of the lifting threaded sleeve 76 far away from the lifting connector 75 is fixedly provided with a fixed block 92, the center of the lower end surface of the fixed block 92 is fixedly provided with a fixed block pull rope 77 connected with the rotating member pull rope 63, the upper end of the driven shaft 68 at left side extends upwards to the driven cavity 70 and is fixedly provided with a driven bevel gear 69 engaged with the, an upper contact switch 73 is fixedly arranged at the inner lower end of the lifting connector head 74.

Beneficially, an annular driving pulley cavity 35 is arranged in the right oil pipe butt joint 23, a driving pulley shaft 81 is arranged in the driving pulley cavity 35 in an annular array on the front wall and the rear wall and rotates, a driving pulley 90 is fixedly arranged on the outer circular surface of the driving pulley shaft 81, a driving synchronous belt 36 is wound on the outer circular surface of the driving pulley 90, the left end of the driving pulley shaft 81 extends leftwards and is in threaded connection with the locking threaded sleeve 82, an engaging cavity 72 with an upward opening is arranged at the upper end of the right oil pipe butt joint 23 and is located at the right side of the driving pulley cavity 35, an engaging bevel gear 80 capable of being engaged with the rotating bevel gear 62 is fixedly arranged in the engaging cavity 72 and extends rightwards from the right end of the driving pulley shaft 81 at the upper side, a water pump 19 is fixedly arranged at the center of the inner lower end of the butt joint housing 11, a water pump connecting pipe 18 is symmetrically arranged at the upper end and the lower, the upper side suction pump connection pipe 18 is connected to the elevation connection pipe 75.

Beneficially, a telescopic baffle cavity 85 is arranged at the lower side of the lifting connection cavity 87 and at the upper end in the oil pipe 12 on the right side, the telescopic baffle cavity 85 can be communicated with the lower wall in the lifting connection cavity 87, a telescopic motor 83 is fixedly arranged at the right side of the telescopic baffle cavity 85, a telescopic baffle 86 capable of sliding left and right is arranged in the telescopic baffle 86, the left end face of the telescopic motor 83 is in power connection with a telescopic motor shaft 84, the left end of the telescopic motor shaft 84 extends leftwards into the telescopic baffle cavity 85 and is in threaded connection with the telescopic baffle 86, an annular lower contact switch 88 is fixedly arranged at the lower wall in the lifting connection cavity 87, and the lower contact switch 88 can be in magnetic connection with the upper contact switch 73.

Advantageously, a slide lock block 56 capable of sliding up and down is arranged in the slide lock block cavity 57, a slide lock block spring 55 is fixedly arranged between the upper end surface of the slide lock block 56 and the inner upper wall of the slide lock block cavity 57, the inner lower end of the sliding lock block 56 is provided with a spring block locking cavity 58 with a downward opening, the inner lower wall of the sliding lock block cavity 57 is communicated with a closed plate cavity 59, a closing plate 48 capable of sliding left and right is arranged in the closing plate cavity 59, a closing plate magnet 46 is fixedly arranged at one end of the closing plate 48 close to the sliding block 22, a closing plate spring 39 is fixedly arranged between one end surface of the closing plate 48 far away from the sliding block 22 and the inner wall of the closing plate cavity 59 far away from the sliding block 22, and a fixed magnet 45 magnetically connected with the closing plate magnet 46 is fixedly arranged at the lower end in the butt joint shell 11 and positioned at one side of the sliding locking block 56 close to the sliding block 22.

Beneficially, a connecting cavity 53 with an upward opening is arranged in the sliding block 22, a spring block sliding cavity 91 is communicated with the inner lower wall of the connecting cavity 53, a spring block 44 capable of sliding up and down is arranged in the spring block sliding cavity 91, a spring block spring 54 is fixedly arranged between the lower end face of the spring block 44 and the inner lower wall of the spring block sliding cavity 91, a spring block pulling rope 43 is fixedly arranged at the center of the lower end face of the spring block 44, a pressure block cavity 52 is communicated with the inner wall of the connecting cavity 53 on the side far away from the sliding locking block 56, a pressure block 42 capable of sliding left and right is arranged in the pressure block cavity 52, a pressure block spring 50 is fixedly arranged between one end face of the pressure block 42 far away from the sliding locking block 56 and the inner wall of the pressure block cavity 52 on the side far away from the sliding locking block 56, a pressure block pulling rope 51 connected with the spring block pulling rope 43 is fixedly arranged at the center of one end, the butt joint shell 11 is provided with a lower fixing plate cavity 24 with an upward opening at the left side and the right side of the lower end, a lower fixing plate 16 capable of sliding up and down is arranged in the lower fixing plate cavity 24, a lower fixing plate spring 20 is fixedly arranged between the lower end face of the lower fixing plate 16 and the lower wall in the lower fixing plate cavity 24, a lower fixing plate pull rope 21 connected with the upper fixing plate pull rope 14 is fixedly arranged on the right side of the upper end face of the lower fixing plate 16, a sliding motor 49 is fixedly arranged at the left side of the sliding block cavity 17 and at the lower end in the butt joint shell 11, the right end face of the sliding motor 49 is in power connection with a sliding motor shaft 47, and the right end of the sliding motor shaft 47 extends rightwards to the left.

The following will describe in detail the use steps of an automatic docking device for oil pipes in this document with reference to fig. 1 to 5:

in an initial state, the oil pipe butt joint 23 is located in the butt joint cavity 26, the upper fixing plate 28 is located in the upper fixing plate cavity 27, the lower fixing plate 16 is located in the lower fixing plate cavity 24, the linkage motor 34 stops working, the left end face of the locking threaded sleeve 82 is flush with the left end face of the right oil pipe butt joint 23, the sliding lock block cavity 57 is sealed by the sealing plate 48, the elastic block 44 is located in the elastic block sliding cavity 91, the pressure block 42 is located in the connecting cavity 53, the rotating piece bevel gear 62 is located in the rotating piece cavity 60, the lifting connecting cavity 87 is sealed by the telescopic baffle 86, and the telescopic motor 83 stops working.

When the oil pipe butt joint device works, the left and right oil pipes 12 respectively drive the left and right oil pipe butt joint connectors 23 to move towards the center in the butt joint cavity 26, further drive the left and right sliding locking blocks 56 to move to the closing plate magnet 46 to be attached to the fixed magnet 45, further enable the closing plate magnet 46 to be fixed through the magnetic connection between the fixed magnet 45 and the closing plate magnet 46, drive the closing plate cavity 59 to move towards the center in the butt joint cavity 26 when the sliding locking blocks 56 move, further drive the closing plate 48 to enter the closing plate cavity 59, at the moment, the lower end in the sliding locking block cavity 57 is opened, the sliding locking block spring 55 drives the sliding locking block 56 to move downwards through self elasticity, when the sliding locking block cavity 57 moves to the upper part of the connecting cavity 53, the sliding locking block 56 moves downwards to the connecting cavity 53, and further, through the moving sliding locking block 56, the end face close to the center in the butt joint cavity 26 is abutted to the end face away from the center in the butt joint, and then the pressure block 42 is driven into the pressure block cavity 52, so as to drive the pressure block pull rope 51 to move towards the center direction in the butt joint cavity 26, the pressure block pull rope 51 drives the elastic block pull rope 43 to slide upwards through the fixed connection, the elastic block spring 54 drives the elastic block 44 to slide upwards into the elastic block locking cavity 58 through the self restoring force, so that the oil pipe butt joint 23 is locked and connected with the sliding block 22, the oil pipe 12 does not move any more, at the moment, the sliding motor 49 is started to drive the sliding motor shaft 47 to rotate, the sliding motor shaft 47 drives the left and right sliding blocks 22 to slide towards the linkage motor 34 through threaded connection, the sliding block 22 can drive the oil pipe butt joint 23 to move through locking connection, when the left and right oil pipe butt joints 23 move to be mutually attached, the sliding motor 49 stops working, at the moment, the meshing cavity 72 is communicated with the rotating part cavity 60, and the lifting connector head 74 is positioned above the lifting connector cavity 87;

the linkage motor 34 is started to drive the linkage motor shafts 33 on the left side and the right side to synchronously rotate, the linkage motor shafts 33 drive the power bevel gear 31 to rotate through fixed connection, the power bevel gear 31 drives the fixed bevel gear 13 to rotate through gear meshing, the fixed bevel gear 13 drives the fixed threaded shaft 29 to rotate through fixed connection, and further drives the upper fixing plate 28 to slide downwards to enable the lower end face of the upper fixing plate 28 to abut against the upper end face of the oil pipe 12 through threaded connection, the upper fixing plate 28 drives the pull rope 14 of the upper fixing plate to move downwards when sliding downwards, the pull rope 14 of the upper fixing plate can drive the pull rope 21 of the lower fixing plate to move upwards through fixed connection, so that the lower fixing plate 16 is driven to slide upwards to enable the upper end face to abut against the lower end face of the oil pipe 12, and the;

meanwhile, the right-side linkage motor shaft 33 can simultaneously drive the left-side and right-side drive bevel gears 66 to rotate by rotation, the left-side drive bevel gear 66 drives the spline bevel gear 65 to rotate by gear engagement, and further drives the spline shaft 64 to rotate, the right-side drive bevel gear 66 drives the driven bevel gear 69 to rotate by gear engagement, the driven bevel gear 69 drives the left-side driven shaft 68 to rotate by fixed connection, and further drives the left-side driven pulley 78 to rotate by the left-side driven shaft 68, the left-side driven pulley 78 drives the right-side driven pulley 78 to rotate by the driven synchronous belt 79, the right-side driven pulley 78 drives the right-side driven shaft 68 to rotate, the left-side and right-side driven shafts 68 can drive the lifting threaded sleeve 76 to slide downwards by threaded connection, the lifting threaded sleeve 76 drives the lifting connecting pipe head 74 and the fixed block pull rope 77 to, the rotating piece pull rope 63 drives the rotating piece 61 to slide downwards through fixed connection, the rotating piece 61 further drives the rotating piece bevel gear 62 to slide downwards to be meshed with the meshing bevel gear 80, the spline shaft 64 rotates to drive the rotating piece 61 to rotate through spline connection, the rotating piece bevel gear 62 further drives the meshing bevel gear 80 to rotate through gear meshing, the meshing bevel gear 80 drives the driving pulley shaft 81 to rotate and further drives the locking threaded sleeve 82 to slide leftwards into the thread locking cavity 32 through thread connection, and at the moment, the outer circular surface of the locking threaded sleeve 82 is in thread connection with the inner wall of the thread locking cavity 32, so that the oil pipes on the left side and the right side are driven to be fixed and sealed to the joint;

at this time, the lifting connector head 74 sliding downwards moves to be attached to the inner lower wall of the lifting connector cavity 87, the upper contact switch 73 is attached to the lower contact switch 88 to start the telescopic motor 83, the telescopic motor 83 drives the telescopic motor shaft 84 to rotate, the telescopic baffle 86 is driven to move rightwards through the threaded connection until the inner lower wall of the lifting connector cavity 87 is communicated with the inner upper wall of the oil pipe cavity 15, the water pump 19 is started to drive the external seawater to enter the upper side water pump connector 18 through the lower side water pump connector 18, the upper side water pump connector 18 passes through the lifting connector 75, the lifting connector head 74 enters the oil pipe cavity 15 through the lifting connector 75 to fill the left and right side oil pipe cavities 15, when the left and right side oil pipe cavities 15 are filled with seawater, the water pump 19 continues to work, if the left and right side oil pipe connectors 23 have good sealing performance, the water pump 19 cannot continue to be filled with seawater, and if the tightness of the oil pipe butt joint 23 is poor, the water pump 19 can continue to drive seawater to enter the oil pipe cavity 15, and at the moment, the butt joint shell 11 is adjusted by reminding workers.

The invention has the beneficial effects that: according to the invention, the butt joint of the oil pipe is locked through the sliding block, so that the automatic butt joint work of the oil pipe is carried out, the cost generated by manual butt joint can be reduced while the work efficiency is improved, and finally, the tightness test of the butt joint work can be carried out through filling seawater, so that the sealing degree of the oil pipe is ensured, and the oil leakage accident caused by external factors during oil exploitation can be prevented.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.