CN112502612A

CN112502612A - Oil drilling machine with soil discharging and oil pumping functions

Info

Publication number: CN112502612A
Application number: CN202011588363.3A
Authority: CN
Inventors: 赵引儿
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-03-16

Abstract

The invention relates to the technical field of oil exploitation, and discloses an oil rig with soil discharging and oil pumping functions, which comprises a rig main body, wherein the rig main body comprises a vertical frame, a moving pipe vertically lifted in the vertical frame and a first driving mechanism for driving the moving pipe to lift, a rotating pipe is rotatably arranged in the moving pipe, a cutter head is fixedly arranged at the bottom of the rotating pipe, the cutter head is provided with a central hole, a second driving mechanism for driving the rotating pipe to rotate is arranged between the moving pipe and the rotating pipe, a main conveying screw rod is vertically and rotatably arranged in the center of the rotating pipe, the bottom of the main conveying screw rod extends into the central hole and is opposite to the rotating direction of the rotating pipe, the outer wall of the main conveying screw rod is attached to or in clearance fit with the inner wall of the rotating pipe, the rotation of the main conveying screw rod is controlled by a third driving mechanism, the oil rig can discharge soil and stone fragments while crushing, thereby improving the convenience of oil exploitation and reducing the cost of oil exploitation.

Description

Oil drilling machine with soil discharging and oil pumping functions

Technical Field

The invention relates to the technical field of oil exploitation, in particular to an oil drilling machine with a soil discharging and oil pumping function.

Background

Petroleum is a fluid mineral buried underground, firstly, people refer to oily liquid mineral produced in nature as petroleum, refer to combustible gas as natural gas, and refer to solid combustible oily mineral as asphalt, with the intensive research on the minerals, the oil minerals are recognized to belong to hydrocarbon compounds in composition and are mutually connected in cause, so the oil minerals are collectively called as petroleum, the petroleum is an important energy source, compared with coal, the oil has the advantages of high energy density, convenient transportation and storage, small pollution degree to the atmosphere after combustion and the like, and therefore, the petroleum exploitation is an important part in the modern industrial development, and the oil exploitation needs to be broken and perforated, so the rotary drilling machine is particularly important, and can be convenient for users to exploit the petroleum.

Chinese patent publication No. CN109519119A discloses a broken many rotary drill machinery of surface rock for oil development, including fixed plate, movable groove, first fixed strip and caulking groove, the outer wall fixed weld of fixed plate has the bracing piece, the slider is installed to the inner wall of spout, driving motor is installed to the end of movable rod, and driving motor's output flange joint has the pivot, first fixed strip fixed weld is at the end of fixed plate, and installs first mounting bar in the below of first fixed strip, the lower extreme screw connection of first mounting bar has the anticollision strip, and the inner wall of anticollision strip is provided with the shock pad, the caulking groove is seted up at the inner wall edge of first mounting bar.

Because oil is an energy source buried deep in the ground, the mining device must be able to descend to a sufficient depth, and the above-mentioned invention has at least the following disadvantages: 1. only rock crushing can be carried out, but stone chips cannot be removed, and additional equipment is required to remove the stone chips; 2. the petroleum cannot be extracted, and additional equipment is required for extracting the petroleum.

Disclosure of Invention

The invention provides an oil rig with a soil discharging and oil pumping function, which can crush a coating and discharge crushed soil in time, and can discharge oil to the ground when the oil rig advances to an oil layer.

In order to solve the technical problem, the invention is solved by the following technical scheme:

the utility model provides a take oil-well rig of soil discharging oil pumping function, includes the base and sets up the rig main part on the base, its characterized in that: the rig main part is including the grudging post that possesses the logical groove that runs through from top to bottom, the vertical direction goes up and down in the removal pipe in the grudging post and orders about the first actuating mechanism who removes the pipe lift, be provided with a rotation pipe at removal intraductal rotation, the fixed blade disc that is provided with in bottom of rotation pipe, the blade disc possesses the centre bore, the blade disc bottom is including the first cutting crushing sword that one end extends to the blade disc center and around centre bore circumference evenly distributed in the second cutting crushing sword of whole blade disc below, be provided with between removal pipe and rotation pipe and order about rotation pipe pivoted second actuating mechanism, it extends to the main conveying screw in the centre bore and opposite with the rotation pipe rotation direction to be provided with a bottom in the vertical rotation in rotation pipe center, the outer wall of main conveying screw and the inner wall laminating or clearance fit of rotation pipe, the rotation of main conveying.

Preferably, at least one side of the movable pipe is convexly provided with guide blocks extending to two ends of the movable pipe, the vertical frame is longitudinally provided with a guide groove matched with the guide blocks in a penetrating manner, and the first driving mechanism comprises a rack longitudinally distributed on the side wall of any one guide block, a first gear which is arranged at the bottom of the vertical frame and is meshed with the rack, and a first servo motor which is arranged outside the vertical frame and drives the first gear to rotate forwards and backwards.

Preferably, the second driving mechanism includes a ring gear concentrically fixed to the outer wall of the rotary pipe, a second gear for driving the ring gear to rotate, and a second servo motor for driving the second gear to rotate.

Preferably, the third driving mechanism comprises a third servo motor arranged at the top end of the main conveying screw, and a space for the stone chips and the oil to pass through is formed between the third servo motor and the inner wall of the rotating pipe.

As preferred, the grudging post is including the support frame that is located the bottom and the crane that can support frame lift and rotation relatively, thereby it makes the crane rise to crane bottom and the support frame up end flush to be provided with forerunner between crane and the support frame and then orders about the crane and rotate certain angle and order about the fourth actuating mechanism that logical groove of both insides is just to setting up.

Preferably, the lifting frames are provided with at least one lifting frame, and when the lifting frames are provided with more than two lifting frames, a fourth driving mechanism is arranged between every two adjacent lifting frames.

Preferably, the fourth driving mechanism includes a support guide pillar protruding from one side of the fixing frame and having a non-circular inner side and an upward opening, a screw rod vertically rotating in the support guide pillar, a fourth servo motor arranged at the bottom of the support guide pillar and used for driving the screw rod to rotate, and a guide block protruding from one side of the lifting frame near the support guide pillar, vertically guiding and matching with the support guide pillar, and having a threaded hole matching with the screw rod inside, a recess for the guide block to go up and down is provided at one side of the support guide pillar near the guide block, a limit block is fixed at the top end of the screw rod higher than the support guide pillar, a guide ring rising and falling at the lower end of the guide block and re-guiding and matching with the support guide pillar after the guide block is separated from the support guide pillar, and the rising and falling of the.

Preferably, the number of the movable pipes is the sum of the number of the support frames and the number of the lifting frames, after the lifting frames vertically correspond to the support frames, a limiting locking mechanism is arranged between the upper movable pipe and the lower movable pipe, and the rotating pipe is positioned in the movable pipe at the lowest position.

Preferably, the limiting locking mechanism comprises an insertion block which is arranged on the upper end face of the movable pipe and can be completely retracted into the movable pipe or partially extend out of the movable pipe, a locking groove is formed in the insertion block, an insertion block insertion slot which is arranged below the lower end face of the movable pipe when the movable pipe is in butt joint with the movable pipe is correspondingly arranged on the lower end face of the movable pipe, a locking block which is partially extended out and inserted into the locking groove to be matched with the locking groove in a penetrating mode is arranged on the side wall of the insertion slot in a telescopic mode, the insertion block is extended out and matched with the locking groove in a penetrating mode, the extension and retraction of the insertion block is controlled by the.

Preferably, an auxiliary conveying screw rod is vertically and rotatably arranged in the moving pipe in the lifting frame, the auxiliary conveying screw rod is attached to the inner wall of the moving pipe or in clearance fit with the inner wall of the moving pipe, and the rotation of the auxiliary conveying screw rod is controlled by a fifth servo motor.

Due to the adoption of the technical scheme, the invention has the remarkable technical effects that:

1. the lifting pipe is arranged in the vertical frame in a lifting mode, the rotating pipe is arranged in the lifting pipe in a rotating mode, the cutter head is arranged at the bottom of the rotating pipe and rotates along with the rotating pipe, and meanwhile the cutter head goes up and down along with the lifting pipe, so that circumferential cutting and up-and-down hammering movement of earth and stones are achieved, double earth and stone crushing operation is conducted, the cutter head is provided with a center hole, a main conveying screw rod is arranged in the rotating pipe in a reverse rotating mode, the main conveying screw rod can simultaneously convey the earth and stone upwards along with crushing of the earth and stones and timely remove earth and stone fragments through the discharging pipe, and meanwhile when oil is excavated, the oil can also be synchronously;

2. the vertical frame comprises a support frame and a lifting frame, the lifting frame and the support frame are precisely butted after being lifted and rotated by a fourth driving mechanism, and the locking of an upper lifting pipe and a lower lifting pipe is realized through a second electromagnetic adsorption mechanism and a third electromagnetic adsorption mechanism, so that the change of the height of the vertical frame is realized; through leading to protect and secretly close first electromagnetic adsorption mechanism and realize the second time direction of guide block and support guide pillar to realize the decline of crane, reduce the height of whole rig, be convenient for transport.

Drawings

FIG. 1 is an isometric view of an oil rig with a dumping and pumping function of the present invention during transportation;

FIG. 2 is an isometric view of an oil rig with a dumping and pumping function of the present invention during operation;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is an enlarged view of A in FIG. 3;

FIG. 5 is an enlarged view of B in FIG. 3;

FIG. 6 is a cross-sectional view B-B of FIG. 2;

FIG. 7 is a cross-sectional view of an oil rig with a dumping and pumping function of the present invention during operation;

figure 8 is an isometric view of the cutter head of the present invention.

The names of the parts indicated by the numerical references in the above figures are as follows: 1. a base; 2. lifting a lifting ring; 3. erecting a frame; 301. a support frame; 302. a lifting frame; 4. a discharge pipe; 5. a first servo motor; 6. supporting the guide post; 7. a guide block; 8. a screw rod; 9. a fourth servo motor; 10. a limiting block; 11. rotating the tube; 12. a main conveying screw; 13. a cutter head; 1301. a first cutting crushing blade; 1302. a second cutting crushing blade; 14. a third servo motor; 15. a dust and oil proof cover; 16. an auxiliary conveying screw; 17. a fifth servo motor; 18. a toothed ring; 19. a second gear; 20. a second servo motor; 21. a guide ring; 22. a push rod; 23. a first electromagnet; 24. a first return spring; 25. inserting a block; 26. locking the groove; 27. a second return spring; 28. a second electromagnet; 29. a third return spring; 30. a locking block; 31. a third electromagnet; 32. a guide block; 33. a rack; 34. a first gear; 35. the tube is moved.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

An oil drilling machine with soil discharging and oil pumping functions is disclosed, referring to fig. 1-8, comprising a base 1 and a drilling machine main body arranged on the base 1, wherein the drilling machine main body comprises a vertical frame 3 with a through groove penetrating up and down, a moving pipe 35 is arranged in the vertical frame 3 in a guiding and lifting way, a guide block 32 extending to two ends of the moving pipe 35 is convexly arranged on at least one side of the moving pipe 35, a guide groove matched with the guide block 32 is longitudinally arranged on the vertical frame 3 in a penetrating way, a first driving mechanism for driving the moving pipe to lift is arranged between the moving pipe 35 and the vertical frame 3, the first driving mechanism comprises a rack 33 longitudinally extending on the side wall of any one guide block 32, a first gear 34 arranged at the bottom of the vertical frame 3 and meshed with the rack 33, and a first servo motor 5 arranged outside the vertical frame 3 and used for driving the first gear 34 to rotate positively and negatively, the first gear 34 is fixed on a motor shaft of the first servo motor 5 through key fit, through the positive and negative rotation of ordering about first servo motor 5, can order about the carriage release lever and go up and down to stretch into the different degree of depth at the bottom of the ground.

A rotating pipe 11 is rotatably arranged in the moving pipe 35, the length of the rotating pipe 11 is smaller than that of the moving pipe 35, a cutter disc 13 is fixedly arranged at the bottom of the rotating pipe 11, as shown in fig. 8, the cutter disc 13 is used for crushing rock or soil blocks, the cutter disc 13 is circular and is provided with a central hole (the central hole is subsequently used as a transmission inlet of earth and stone chippings and oil), in order to improve the crushing performance of the rock, the bottom of the cutter disc 13 comprises a first cutting crushing blade 1301 with one end extending to the center of the cutter disc 13 and a second cutting crushing blade 1302 uniformly distributed below the whole cutter disc 13 along the circumferential direction of the central hole, at least one first cutting crushing blade 1301 is arranged along the circumferential direction of the central hole, 3 first cutting crushing blades 1301 are arranged, a space for allowing stone chippings and crushed soil to enter the rotating pipe 11 is arranged between the first cutting crushing blades 1301, and a second driving mechanism for driving the rotating pipe, the second driving mechanism comprises a gear ring 18 concentrically fixed on the outer wall of the rotating pipe 11, a second gear 19 driving the gear ring 18 to rotate and a second servo motor 20 driving the second gear 19 to rotate, the cutter head 13 can be driven to rotate under the action of the second servo motor 20 to grind stones and bumps, and the first driving mechanism is combined to drive the cutter head 13 to ascend and descend for hammering, so that the soil and stones are gradually crushed and refined.

A main conveying screw 12 which extends into the central hole at the bottom and is opposite to the rotating direction of the rotating pipe 11 is vertically and rotatably arranged at the center of the rotating pipe 11, as shown in fig. 3, the outer wall of the main conveying screw 12 is attached to or in clearance fit with the inner wall of the rotating pipe 11, the rotation of the main conveying screw 12 is controlled by a third driving mechanism, the third driving mechanism comprises a third servo motor 14 arranged at the top end of the main conveying screw 12, the third servo motor 14 and the inner wall of the rotating pipe 11 have a space for passing stone chips, a bracket for fixing the third servo motor 14 is arranged at the upper end of the rotating pipe 11, a space for passing the stone chips is arranged between the bracket and the rotating pipe 11, a dustproof and oil-proof cover 15 is arranged outside the third servo motor 14, the rotating direction of the main conveying screw 12 is opposite to the rotating direction of the rotating pipe 11, and when the soil is crushed, with soil and stone piece progressively upwards conveying, be provided with at least one row material pipe 4 from the vertical upwards longitudinal separation in bottom on grudging post 3, can in time arrange soil and stone piece to row material pipe 4, and in the same way, when contacting the oil, main conveying screw 12 also can in time upwards convey the oil to arrange material pipe 4 and in time discharge.

When the vertical frame 3 is integrally arranged, at least one auxiliary conveying screw 16 can be longitudinally arranged in the moving pipe 35 above the rotating pipe 11 at intervals, as shown in fig. 3, the auxiliary conveying screw 16 is attached to or in clearance fit with the inner wall of the moving pipe 35 and is conveyed upwards through the fifth servo motor 17, the dustproof and oil-proof cover 15 is arranged outside the fifth servo motor 17, and compared with extrusion conveying, the auxiliary conveying screw 16 is adopted for conveying, so that the conveying speed is higher, and blocking can be prevented.

Example 2

Compared with the embodiment 1, the embodiment sets the vertical frame 3 into multiple sections, which is convenient for moving and transporting, and the specific structure is as shown in fig. 1-5, the vertical frame 3 comprises a support frame 301 located at the bottom and a lifting frame 302 capable of lifting and rotating relative to the support frame 301, a precursor is arranged between the lifting frame 302 and the support frame 301 to enable the lifting frame 302 to rise to the bottom of the lifting frame 302 to be flush with the upper end face of the support frame 301 and then to drive the lifting frame 302 to rotate by a certain angle, thereby driving the through grooves in the lifting frame 302 to be right opposite to the fourth driving mechanism, the lifting frame 302 is provided with at least one and when the lifting frame 302 is provided with more than two, the fourth driving mechanism is arranged between two adjacent lifting frames 302, the fourth driving mechanism comprises a support guide pillar 6 which is convexly arranged at one side of the fixing frame and is non-circular and has an upward opening, a screw rod 8 vertically rotates in the support guide pillar 6 A guide block 7 which is convexly arranged on one side of the supporting guide pillar 6, is vertically guided and matched with the supporting guide pillar 6, and is internally provided with a threaded hole matched with the screw rod 8, a yielding groove for lifting the guide block 7 is arranged on one side of the supporting guide pillar 6 close to the guide block 7, the top end of the screw rod 8 is higher than the supporting guide pillar 6, and a limiting block 10 is fixed at the top end of the screw rod 8, when the fourth servo motor 9 rotates forwards, the guide block 7 is driven to drive the lifting frame 35 to ascend, when the lifting frame 35 moves to the supporting guide pillar 6, the lifting frame 35 and the screw rod 8 rotate synchronously due to the loss of the circumferential limit of the supporting guide pillar 6, when the through groove rotating by a certain angle (180 degrees in the scheme) is aligned, a guide ring 21 is arranged at the lower end of the guide pillar 7, the lifting of the guide ring 21 is controlled by a first electromagnetic adsorption mechanism, the first electromagnetic adsorption mechanism comprises a ring, The push rod 22 capable of being completely retracted into the annular groove or partially extending out of the annular groove and the first reset spring 24 fixed between the first electromagnet 23 and the push rod 22 are fixed, one end, far away from the first reset spring 24, of the push rod 22 is fixed with the guide ring 21, after the fourth servo motor 9 rotates in a reverse direction for 180 degrees, the first electromagnet 23 is driven to lose power, the push rod 22 extends out of the guide ring 21, the guide ring 21 descends and can be in guide fit with the support guide post 6 again, and the lifting frame 302 can be driven to descend along with the continuous rotation of the fourth servo motor 9.

The number of the movable pipes 35 is the sum of the number of the support frames 301 and the number of the lifting frames 302, a sealing ring is arranged between the upper and lower movable pipes 35, after the lifting frames 302 correspond to the support frames 301 up and down, a limiting locking mechanism is arranged between the upper and lower movable pipes 35, the rotating pipe 11 is positioned in the movable pipe 35 at the lowest part, the limiting locking mechanism comprises a first groove arranged on the upper end surface of the movable pipe 35 and an insertion block 25 which can be completely retracted into the first groove or partially extended out of the movable pipe 35, a locking groove 26 is arranged on the insertion block 25, an insertion groove for inserting the insertion block 25 at the lower part when the upper and lower movable pipes 35 are butted is correspondingly arranged at the lower end surface of the movable pipe 35, a second groove is sunken in the side wall of the insertion groove, a locking block 30 which is partially extended out to be penetrated and matched with the locking groove 26 when the insertion block 25 is matched with the insertion groove is extended and arranged in the second groove, the extension, the locking piece 30 is controlled by a third electromagnetic adsorption mechanism in a telescopic mode, the locking piece 30 and the inserting piece 25 are made of iron blocks, the second electromagnetic adsorption mechanism comprises a second electromagnet 28 arranged at the bottom of the first groove and a second reset spring 27 fixedly arranged between the inserting piece 25 and the second electromagnet 28, the third electromagnetic adsorption mechanism comprises a third electromagnet 31 arranged at the bottom of the second groove and a third reset spring 29 fixedly arranged between the locking piece 30 and the third electromagnet 31, when the second electromagnet 28 is powered off, the inserting piece 25 extends out of and is inserted into the slot, then the third electromagnet 31 is controlled to be powered off, the locking piece 30 extends out and is inserted into the locking groove 26, and at the moment, the upper moving pipe 35 and the lower moving pipe 35 are locked and limited.

Through the structure, when needs transport, only need order about the third electro-magnet 31 earlier and just can remove about spacing of moving pipe 35, then order about second electro-magnet 28 and get electric, the inserted block 25 returns and contracts, and fourth servo motor 9 reverses, then order about first electro-magnet 23 and lose the electricity, make guide block 7 again with the cooperation of supporting guide pillar 6 direction, continue reversing fourth servo motor 9 and just can order about crane 302 and descend and contact with base 1 up end down.

Lifting rings 2 are arranged at four corners of the upper end surface of the base 1, so that the lifting machine can be conveniently lifted.

The power on or power off of the first electromagnet 23 and the power on or power off of the second electromagnet 28 can be controlled manually or by being connected with a PLC (programmable logic controller), when the PLC is used for control, the first to fifth servo motors 17 are connected with the PLC, the on/off and switching time of the structure is realized by the logic programming of the PLC, and the structure is the prior art and is not repeated herein.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take oil-well rig of soil discharging oil pumping function, includes base (1) and sets up the rig main part on base (1), its characterized in that: the drilling machine main body comprises a vertical frame (3) with a through groove penetrating through the vertical frame, a moving pipe (35) vertically guided to lift in the vertical frame and a first driving mechanism driving the moving pipe (35) to lift, a rotating pipe (11) is rotatably arranged in the moving pipe (35), a cutter head (13) is fixedly arranged at the bottom of the rotating pipe (11), the cutter head (13) is provided with a central hole, the bottom of the cutter head (13) comprises a first cutting and crushing blade (1301) with one end extending to the center of the cutter head (13) and second cutting and crushing blades (1302) uniformly distributed below the whole cutter head (13) in the circumferential direction around the central hole, a second driving mechanism driving the rotating pipe (11) to rotate is arranged between the moving pipe and the rotating pipe (11), a main conveying screw (12) with the bottom extending into the central hole and the rotating direction opposite to that of the rotating pipe (11) is vertically and rotatably arranged at the center of the rotating pipe, the outer wall of the main conveying screw (12) is attached to or in clearance fit with the inner wall of the rotating pipe (11), and the rotation of the main conveying screw (12) is controlled by a third driving mechanism.

2. The oil rig with the functions of discharging and pumping soil according to claim 1, wherein: the vertical driving mechanism comprises guide blocks (32) extending to two ends of the moving pipe (35) and protruding arranged on at least one side of the moving pipe (35), guide grooves matched with the guide blocks (32) are longitudinally arranged on the vertical frame (3) in a penetrating mode, the first driving mechanism comprises racks (33) longitudinally distributed on the side wall of any one guide block (32), a first gear (34) arranged at the bottom of the vertical frame (3) and meshed with the racks (33), and a first servo motor (5) arranged outside the vertical frame (3) and used for driving the first gear (34) to rotate positively and reversely.

3. The oil rig with the functions of discharging and pumping soil according to claim 1, wherein: the second driving mechanism comprises a gear ring (18) which is concentrically fixed on the outer wall of the rotating pipe (11), a second gear (19) which drives the gear ring (18) to rotate and a second servo motor (20) which drives the second gear (19) to rotate.

4. The oil rig with the functions of discharging and pumping soil according to claim 1, wherein: the third driving mechanism comprises a third servo motor (14) arranged at the top end of the main conveying screw rod (12), and a space for stone chips and oil to pass through exists between the third servo motor (14) and the inner wall of the rotating pipe (11).

5. The oil rig with the functions of discharging and pumping soil according to claim 1, wherein: the grudging post (3) is including the support frame (301) that are located the bottom and crane (302) that can lift and rotate relative support frame (301), is provided with forerunner between crane (302) and support frame (301) and makes crane (302) rise to crane (302) bottom and support frame (301) up end flush then order about crane (302) to rotate certain angle thereby order about logical groove of both insides just to the fourth actuating mechanism who sets up.

6. The oil rig with the functions of discharging and pumping the soil as claimed in claim 5, wherein: the lifting frames (302) are provided with at least one lifting frame, and when the lifting frames (302) are provided with more than two lifting frames, a fourth driving mechanism is arranged between every two adjacent lifting frames (302).

7. The oil rig with the functions of discharging and pumping the soil as claimed in claim 5, wherein: the fourth driving mechanism comprises a supporting guide post (6) which is convexly arranged on one side of the fixed frame, the inner side of the supporting guide post is non-circular, the opening of the supporting guide post is upward, a screw rod (8) vertically rotates in the supporting guide post (6), a fourth servo motor (9) which is arranged at the bottom of the supporting guide post (6) and is used for driving the screw rod (8) to rotate, and a guide block (7) which is convexly arranged on one side of the lifting frame (302) close to the supporting guide post (6), is vertically guided and matched with the supporting guide post (6) and is internally provided with a threaded hole matched with the screw rod (8), one side of the supporting guide post (6) close to the guide block (7) is provided with a yielding groove for lifting the guide block (7), the top end of the screw rod (8) is higher than the supporting guide post (6), the top end of the screw rod is fixedly provided with a limiting block (10), the lower end of the guide block (7) is lifted and is provided with, the lifting of the guide ring (21) is controlled by a first electromagnetic adsorption mechanism.

8. The oil rig with the functions of discharging and pumping the soil as claimed in claim 5, wherein: the number of the movable pipes (35) is equal to the sum of the number of the support frames (301) and the number of the lifting frames (302), and after the lifting frames (302) vertically correspond to the support frames (301), a limiting locking mechanism is arranged between the upper movable pipe (35) and the lower movable pipe (35), and the rotating pipe (11) is positioned in the movable pipe (35) at the lowest part.

9. The oil rig with the functions of discharging and pumping the soil according to claim 8, wherein: spacing locking mechanism includes that the whole retraction that sets up in removal pipe (35) up end stretches out the inserted block (25) outside removal pipe (35) in removal pipe (35) or local, be provided with locked groove (26) on inserted block (25), the lower terminal surface that is provided with in removal pipe (35) should supply the inserted block (25) male slot of below when removal pipe (35) from top to bottom docks, it stretches out partially when inserted block (25) and slot cooperation to be provided with in the lateral wall of slot is flexible and alternates complex locked block (30) with locked groove (26), the flexible second electromagnetic adsorption mechanism that is controlled by of inserted block (25), the flexible third electromagnetic adsorption mechanism that is controlled by of locked block (30).

10. The oil rig with the functions of discharging and pumping the soil as claimed in claim 5, wherein: an auxiliary conveying screw rod (16) is vertically and rotatably arranged in a moving pipe (35) in the lifting frame (302), the auxiliary conveying screw rod (16) is attached to the inner wall of the moving pipe (35) or in clearance fit with the inner wall of the moving pipe (35), and the rotation of the auxiliary conveying screw rod (16) is controlled by a fifth servo motor (17).