CN214118137U

CN214118137U - Combined fishing spear

Info

Publication number: CN214118137U
Application number: CN202023171452.6U
Authority: CN
Inventors: 李建; 邓军安
Original assignee: Xi'an Tianzhuo Energy Technology Co ltd
Current assignee: Xi'an Tianzhuo Energy Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-03
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to a modular fishing spear relates to the oil well and salvages technical field, aims at solving the problem of irregular junk such as salvage cable, steel wire, and common formula fishing spear that can move back includes top connection, slips, dabber, release ring and guide shoe, and its technical essential is: the utility model discloses a fishing device, including a guide shoe, connecting rod, connecting ring, grabbing rod, connecting rod, the connecting rod is articulated on the guide shoe below has connect an installation section of thick bamboo soon, articulated on the connecting seat have a plurality of pole that connect, be equipped with solid fixed ring on the installation section of thick bamboo, gu articulated on the fixed ring have a plurality of grab bars, grab the pole with connecting rod middle part is articulated and the one-to-one each other, be equipped with the drive in the installation section of thick bamboo the connecting seat is followed the drive arrangement of installation section of thick bamboo up-and-down motion, when drive arrangement drive connecting seat upward movement for grab the pole atress and open, on the contrary, grab the pole and fold and drag for tight junk, this application simple structure, convenient to use, the salvage scope is big, has good effect to irregular junk such as salvage cable, steel wire.

Description

Combined fishing spear

Technical Field

The utility model relates to an oil well salvages technical field.

Background

The fishing tool is the most widely used tool for the overhaul construction of oil-water wells, the fishing spear is an internal fishing tool, the whole fishing spear is in a long-strip cylindrical shape, and the fishing spear can be used for fishing fallen objects such as drill rods, oil pipes, milling sleeves, liner pipes, packers, water distributors, steel wires, cables and the like.

Common fishing spear can move back formula slips fishing spear, and the biggest advantage is that the junk card is dead when dragging for not going out, and fishing spear can withdraw from the junk inner chamber, and its technical essential is: including top connection, dabber, slips, release ring and guide shoe, the internal surface of slips has the zigzag internal thread with dabber matched with, and the slips surface has multi-headed fishing screw thread, and fishing screw thread and zigzag screw thread's the direction of turning to opposite with the direction of turning to of piecing together screw thread are through rotating the drilling tool for the relative dabber of slips removes, realizes the junk through producing radial force and salvages, in case the junk card dies, gives the dabber certain power of hitting down, reverse operation, thereby realizes that fishing tool withdraws from.

The problem that fishing tool withdraws from in case the junk card is dead has been solved to this scheme, but does not solve the problem of irregular junk such as salvage steel wire, cable for salvage the scope and reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device of modular fishing spear to not enough that prior art exists, the purpose of this application aims at solving the problem of irregular junk such as salvage cable, steel wire.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a modular fishing spear, includes top connection, slips, dabber, release ring and guide shoe, the guide shoe below has connect an installation section of thick bamboo soon, sliding connection has the connecting seat on the installation section of thick bamboo, it has a plurality of connecting rod to articulate on the connecting seat, be equipped with solid fixed ring on the installation section of thick bamboo, gu articulated on the fixed ring have a plurality of grab bars, grab the bar with the connecting rod middle part is articulated each other and one-to-one, be equipped with the drive in the installation section of thick bamboo the connecting seat is followed the drive arrangement of installation section of thick bamboo up-and-down motion.

Through adopting the above technical scheme, the drilling tool rotates, the relative dabber of slips removes, realize the tubulose junk through producing radial force and salvage, salvage cable, during irregular junk such as steel wire, drive arrangement can drive the connecting seat and reciprocate along the installation section of thick bamboo, thereby drive the connecting rod and remove, it is articulated each other with the connecting rod middle part to grab the pole, make the connecting rod can drive and grab the pole and remove, because solid fixed ring is fixed on the installation section of thick bamboo, make when the connecting seat shifts up, the connecting rod can make and grab the pole open, on the contrary, it can fold to grab the pole, thereby realize junk salvage, the connecting rod all is equipped with a plurality of with grabbing the pole, make the scope of grabbing the pole salvage enlarge, this application simple structure, high durability and convenient use, salvage the scope is big, to salvage cable, irregular junk such as steel wire has good effect.

Further, drive arrangement includes the screw rod of dabber internal rotation connection, the screw rod upper end is followed stretch out in the top connection, be equipped with the holding tank in the installation section of thick bamboo, the screw rod lower extreme stretches into in the holding tank, the screw rod top spin has connect the slider, be fixed with the spliced pole on the slider lateral wall, seted up one on the lateral wall of installation section of thick bamboo and be on a parallel with the stroke groove of screw rod, the spliced pole is followed stretch out in the stroke groove and with the connecting seat is connected.

Through adopting above-mentioned technical scheme, drive arrangement can drive the connecting seat and remove, the screw rod is located the dabber and rotates with the dabber to be connected, make the screw rod can be at dabber internal rotation removal, the screw rod stretches out from the top connection, thereby the rotation of screw rod can be controlled from the outside, holding tank in the installation section of thick bamboo can provide the space of activity for the screw rod, the slider of sliding connection on the screw rod can be along with the rotation of screw rod and move, the stroke groove of seting up on the installation section of thick bamboo lateral wall provides the space of removal for the spliced pole of being fixed on the slider lateral wall, the stroke groove can make the slider only can reciprocate, the spliced pole stretches out from the stroke groove and is connected with the connecting seat, make the screw rod drive the connecting seat through the drive slider and remove.

Furthermore, a rotary table is vertically arranged at the top end of the screw rod.

Through adopting above-mentioned technical scheme, the carousel can drive the screw rod and rotate.

Furthermore, a guide pipe is arranged in the inner cavity of the upper joint, the guide pipe extends out of the upper joint and is communicated with high-pressure airflow, an air guide ring is arranged on the installation cylinder, the lower end of the guide pipe is communicated with the air guide ring, and a plurality of air nozzles are arranged on the air guide ring.

Through adopting above-mentioned technical scheme, high-pressure draught passes through the pipe and gets into in the air guide ring, spouts from the air jet at last, washs the oil of adhesion on salvaging spear periphery wall.

Furthermore, a pipeline is arranged in the screw rod, the upper end of the pipeline extends out of the screw rod and is communicated with a high-pressure water source, and the lower end of the pipeline extends out of the installation cylinder and is vertically provided with a spray head.

Through adopting above-mentioned technical scheme, the high pressure water can be through the pipeline from the shower nozzle blowout, washs the silt on the junk, reduces the salvage degree of difficulty.

Furthermore, the peripheral wall of the installation cylinder is provided with a shock pad.

Through adopting above-mentioned technical scheme, the shock pad can be protected it at the in-process that the lance got into the oil well of salvaging.

Furthermore, a plurality of hook teeth are arranged at the position, far away from the fixing ring, of the grabbing rod.

Through adopting above-mentioned technical scheme, set up the gullet tooth on grabbing the pole, can increase when salvaging the junk and the frictional force between the junk, salvage tighter.

Furthermore, a detector is arranged at the position, far away from the upper joint, of the installation cylinder.

By adopting the technical scheme, the detector can detect the environment in the well, determine the position of the falling object and timely adjust the fishing device.

The utility model has the advantages as follows:

1. when irregular junk is salvaged, the driving device drives the connecting seat to move up and down along the mounting cylinder, so that the connecting rod is driven to move, the grabbing rod is hinged with the middle of the connecting rod, the connecting rod can drive the grabbing rod to move, the fixing ring is fixed on the mounting cylinder, when the connecting seat moves up, the grabbing rod can be opened by the connecting rod, and on the contrary, the grabbing rod can be folded, so that a plurality of junk salvaging connecting rods and grabbing rods are arranged, and the grabbing range of the grabbing rod is expanded;

2. the pipeline and the spray head can clean the silt on the falling object, so that the fishing difficulty is reduced;

3. the high-pressure airflow generated by the air compressor can clean the petroleum adhered to the outer peripheral wall of the fishing spear through the air jet;

4. the bottom end of the sliding barrel is provided with a detector which can accurately position the position of falling objects and the conditions in the well in the oil well operation, thereby carrying out corresponding adjustment.

Drawings

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

reference numerals: 11. an upper joint; 12. slips; 13. a mandrel; 14. releasing the ring; 15. guiding a shoe; 16. a turntable; 17. a screw; 18. a slider; 19. accommodating grooves; 20. a stroke slot; 21. connecting columns; 22. a connecting seat; 23. a connecting rod; 24. a grab bar; 25. hooking teeth; 26. mounting the cylinder; 27. a fixing ring; 28. a detector; 29. a drive device; 30. a shock pad; 31. a pipeline; 32. a spray head; 33. a conduit; 34. a gas guide ring; 35. and (4) an air outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

As shown in fig. 1, the embodiment provides a combined fishing spear, which includes an upper joint 11, a slip 12, a mandrel 13, a release ring 14 and a guide shoe 15, a drilling tool is rotated, the slip 12 moves relative to the mandrel 13 to realize the fishing of tubular falling objects by generating radial force, when irregular falling objects are fished, a driving device 29 for driving a connecting seat 22 to move up and down along the mounting cylinder 26 is arranged in the mounting cylinder 26, the mounting cylinder 26 is screwed below the guide shoe 15, the connecting seat 22 is slidably connected to the mounting cylinder 26, the driving device 29 drives the connecting seat 22 to move up and down along the mounting cylinder 26, a plurality of connecting rods 23 are hinged on the connecting seat 22 to drive the connecting rods 23 to move, a fixing ring 27 is arranged on the mounting cylinder 26, a plurality of grabbing rods 24 are hinged on the fixing ring 27, the grabbing rods 24 are hinged to the middle portions of the connecting rods 23 and are in one-to-one correspondence with each other, so that the connecting rods 23 can drive the grabbing rods 24 to move, when the connecting seat 22 moves up, because solid fixed ring 27 is fixed on installation section of thick bamboo 26, so connecting rod 23 can give the ascending power of grabbing pole 24 for grab pole 24 atress opens, when connecting seat 22 moves down, grabs pole 24 and folds and salvage the junk, connecting rod 23 with grab pole 24 and all be equipped with a plurality of, can enlarge the scope of grabbing pole 24 and salvaging, the utility model discloses simple structure, convenient to use, salvage the scope big, have good effect to anomalous junk such as fishing cable, steel wire.

As shown in fig. 1, in a combined fishing spear, a driving device 29 comprises a screw rod 17 which is rotatably connected with a mandrel 13, the screw rod 17 can rotate in the mandrel 13, the screw rod 17 extends out of an upper joint 11 and is vertically provided with a rotary disc 16, so that the rotary disk 16 can drive the screw rod 17 to rotate, the mounting cylinder 26 is internally provided with a containing groove 19, the screw rod 17 extends into the containing groove 19, so that the accommodating groove 19 can provide a movable space for the screw rod 17, the screw rod 17 is rotatably connected with the sliding block 18, so that the slide block 18 can move along with the rotation of the screw rod 17, a connecting column 21 is fixed on the side wall of the slide block 18, the connecting column 21 can move along with the movement of the slider 18, the side wall of the mounting cylinder 26 is provided with a stroke groove 20 parallel to the screw 17, the connecting column 21 extends out of the stroke groove 20 and is connected with the connecting seat 22, the stroke groove 20 provides a space for the connecting column 21 to move up and down, and the screw 17 can drive the connecting seat 22 to move up and down through driving the slider 18.

As shown in fig. 1, a pipe 33 is arranged in an inner cavity of an upper joint 11, the pipe 33 extends out of the upper joint 11 and is communicated with high-pressure air flow, an air guide ring 34 is arranged on an installation cylinder 26, the lower end of the pipe 33 is communicated with the air guide ring 34, so that the high-pressure air flow enters the air guide ring 34 through the pipe 33, and a plurality of air nozzles 35 are arranged on the air guide ring 34, so that the high-pressure air flow is ejected from the air nozzles 35 to clean oil adhered to the outer peripheral wall of the fishing spear.

As shown in fig. 1, a modular fishing spear, still include and be equipped with pipeline 31 in the screw rod 17, pipeline 31 upper end stretches out and communicates with high-pressure water source from screw rod 17, pipeline 31 lower extreme stretches out installation section of thick bamboo 26 and is equipped with shower nozzle 32 perpendicularly, make the high pressure water can be followed shower nozzle 32 blowout through pipeline 31, wash the silt on the junk, reduce the fishing degree of difficulty, grab bar 24 keeps away from gu fixed ring 27 department is equipped with a plurality of gullets 25, can increase when salvaging the junk and fall the frictional force between the thing, it is firmer to grab, installation section of thick bamboo 26 keeps away from top connection 11 department and is equipped with detection instrument 28, be arranged in surveying well periphery wall, confirm the position of junk, and in time adjust fishing device's use, be equipped with shock pad 30 on the installation section of thick bamboo 26, can protect it at the in-process that the fishing spear got into the oil well.

The utility model discloses a theory of operation is: when irregular falling objects are salvaged, the combined fishing spear is stretched into an oil well, the fishing position is adjusted according to the detection of the detecting instrument 28, a high-pressure water source is opened, high-pressure water flow is sprayed out from the spray head 32 through the pipeline 31 to clean silt on the falling objects, the fishing difficulty is reduced, the rotary table 16 is rotated to enable the screw rod 17 to rotate and rise, the sliding block 18 which is screwed on the screw rod 17 rises simultaneously, the connecting seat 22 which is connected with the sliding block 18 through the connecting column 21 moves upwards on the mounting cylinder 26, the connecting rod 23 which is hinged on the connecting seat 22 drives the grabbing rod 24 to move upwards, as the fixing ring 27 is fixed on the mounting cylinder 26, the grabbing rod 24 which is hinged on the fixing ring 27 is stressed to open and reversely move, the grabbing rod 24 is folded, the falling objects are salvaged, meanwhile, the hook teeth 25 on the grabbing rod 24 can increase the friction force between the grabbing rod 24 and the falling objects, the grabbing rod 24 is firmer, and the high-pressure air source is opened, make high-pressure draught pass through pipe 33 and flow in air ring 34, follow air jet 35 blowout at last, wash the oil of adhesion on salvaging the lance periphery wall, shock pad 30 can be at the in-process that salvaging the lance and go into the well and go out of the well and protect it, the utility model discloses simple structure, convenient to use, the salvage scope is big, has good effect to anomalous junk such as fishing cable, steel wire.

Claims

1. The utility model provides a modular fishing spear, includes top connection (11), slips (12), dabber (13), release ring (14) and guide shoe (15), its characterized in that, guide shoe (15) below has connect installation section of thick bamboo (26) soon, sliding connection has connecting seat (22) on installation section of thick bamboo (26), it has a plurality of connecting rod (23) to articulate on connecting seat (22), be equipped with solid fixed ring (27) on installation section of thick bamboo (26), gu articulated on fixed ring (27) have a plurality of grab bar (24), grab bar (24) with connecting rod (23) middle part is articulated each other and one-to-one, be equipped with the drive in installation section of thick bamboo (26) connecting seat (22) are followed installation section of thick bamboo (26) up-and-down motion's drive arrangement (29).

2. The combined fishing spear of claim 1, wherein the driving device (29) comprises a screw (17) rotatably connected in the mandrel (13), the upper end of the screw (17) extends out of the upper joint (11), a receiving groove (19) is formed in the mounting barrel (26), the lower end of the screw (17) extends into the receiving groove (19), a sliding block (18) is rotatably connected to the screw (17), the sliding block (18) is positioned in the mounting barrel (26), a connecting column (21) is fixed on the side wall of the sliding block (18), a stroke groove (20) parallel to the screw (17) is formed in the side wall of the mounting barrel (26), and the connecting column (21) extends out of the stroke groove (20) and is connected with the connecting seat (22).

3. A combined fishing spear according to claim 2, characterized in that the top of the screw (17) is vertically provided with a turntable (16).

4. The combined fishing spear of claim 1, wherein a conduit (33) is arranged in the inner cavity of the upper connector (11), the conduit (33) extends out of the upper connector (11) and is communicated with a high-pressure air source, an air guide ring (34) is arranged on the mounting barrel (26), the lower end of the conduit (33) is communicated with the air guide ring (34), and a plurality of air injection ports (35) are arranged on the air guide ring (34).

5. A combined fishing spear according to claim 2, characterized in that a pipe (31) is provided in the screw (17), the upper end of the pipe (31) extends from the screw (17) and communicates with a high pressure water source, the lower end of the pipe (31) extends out of the mounting barrel (26) and is vertically provided with a spray head (32).

6. A combined spear as claimed in claim 1 wherein the mounting barrel (26) is provided with a shock pad (30) on the peripheral wall.

7. A combined fishing spear according to claim 1, characterised in that the grab bar (24) is provided with a number of hooking teeth (25) remote from the fixing ring (27).

8. A modular fishing spear according to claim 1, characterised in that the mounting barrel (26) is provided with a number of detectors (28) remote from the upper connector (11).