CN113375871A

CN113375871A - Easy-to-maintain performance detection mechanism for oil packer

Info

Publication number: CN113375871A
Application number: CN202110563752.9A
Authority: CN
Inventors: 王春梅; 邓安怡; 许波涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-09-10

Abstract

The invention relates to the technical field of packers and discloses a performance detection mechanism for an oil packer easy to maintain, which comprises an upper sleeve, wherein the bottom of the upper sleeve is provided with a pressurizing device, the bottom of the pressurizing device is fixedly connected with a lower sleeve, the bottom of the lower sleeve is fixedly connected with a limiting device, the outer walls of the left side and the right side are fixedly connected with reversing devices, and the outer wall of the lower sleeve is fixedly connected with a heating device; this easy to maintain's performance detection mechanism for oil packer, detect gaseous process realization and seal the function to the seat of packer injecting into, drive the switching-over device simultaneously and slow down packing element expansion rate, prevent that the packing element inflation speed from producing the fracture at the excessive speed, drive pressure device and heating device simultaneous movement through the switching-over device motion, the pressurization function of heating of realization to the packing element outer wall, high temperature in the simulation pit, the high pressure environment is to the influence of packing element gas tightness, improve and detect the precision, increase the linkage nature between the device structure simultaneously, higher degree of automation has.

Description

Easy-to-maintain performance detection mechanism for oil packer

Technical Field

The invention relates to the technical field of packers, in particular to a performance detection mechanism for an oil packer, which is easy to maintain.

Background

The packer is a downhole tool with elastic sealing elements, which can pack off annular spaces between pipe columns of various sizes and well bores and between pipe columns and isolate producing zones to control production (injection) fluid and protect casing, is a core tool of process measures such as oil field subdivision water shutoff, water injection, fracturing, acidification and the like, plays a role in packing off oil zones, and plays an important role in oil field development.

At present, when the air tightness of the packer is detected, nitrogen and helium mixed gas with specified pressure is filled into a rubber cylinder, a helium leak detector is used for detecting whether helium leaks outside the connection, but the existing packer cannot effectively simulate the conditions of underground actual temperature, pressure and the like during air tightness detection, the accuracy of a detection structure is influenced, the automation degree of the device is low, the objective continuity of data recording is poor, the limit effect on the packer is poor, and the detection mechanism structure does not have linkage, so that technical personnel in the field provide an easy-to-maintain performance detection mechanism for the oil packer to solve the problems in the background technology.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the performance detection mechanism for the oil packer, which is easy to maintain, has the advantages of good limiting effect, automatic setting, automatic simulation of underground high-temperature and high-pressure environment, high detection accuracy, linkage among structures and high automation degree, and solves the problems that the existing detection mechanism has poor limiting effect, cannot realize automatic setting, automatic simulation of underground high-temperature and high-pressure environment, low detection accuracy, no linkage among structures and low automation degree.

(II) technical scheme

In order to realize the purposes of good limiting effect, automatic setting, automatic simulation of underground high-temperature and high-pressure environment, high detection accuracy, linkage among structures and high automation degree of the detection mechanism, the invention provides the following technical scheme: a performance detection mechanism for an oil packer easy to maintain comprises an upper casing, a pressurizing device is arranged at the bottom of the upper casing, the bottom of the pressurizing device is fixedly connected with a lower sleeve, the bottom of the lower sleeve is fixedly connected with a limiting device, the outer walls of the left side and the right side are both fixedly connected with a reversing device, the outer wall of the lower sleeve is fixedly connected with a heating device, the inner cavity of the upper sleeve is provided with a central tube, the top of the outer wall of the central tube is fixedly connected with an upper joint corresponding to the inner cavity of the upper sleeve, the middle of the outer wall of the central tube is fixedly connected with a rubber cylinder relative to the inner cavity of the pressurizing device, the bottom of the outer wall of the central tube is fixedly connected with a lower joint relative to the inner cavity of the lower sleeve, the inner wall of center tube is provided with sits to seal and draws pressure structure to sit to seal and draws pressure joint, sit to seal to draw pressure structure to sit to seal and draw the bottom of pressure joint to extend to the inner chamber of packing element.

Preferably, pressure device includes the mounting panel, the top seted up the spout, the spout is provided with four groups, and evenly distributes at the upper surface of mounting panel, the top sliding connection of spout has the increased pressure board, the top of mounting panel is two sets of relatively fixedly connected with limiting plate between the increased pressure board, sliding connection between the outer wall of increased pressure board and the limiting plate, the top swing joint of increased pressure board has the fluted disc, the arc wall has been seted up to the outer wall of fluted disc, the arc wall is provided with four groups, and evenly distributes at the outer wall of fluted disc.

Preferably, the pressure plate comprises a sliding plate, the top of the sliding plate is fixedly connected with a sliding block matched with the arc-shaped groove, the top of the sliding plate is fixedly connected with the pressure plate relative to the arc-shaped groove, one side of the sliding plate close to the rubber cylinder is fixedly connected with the arc-shaped plate, the inner cavity of the arc-shaped plate is provided with a heating net, when the rack moves outwards, the gear I is driven to rotate, the gear II is driven to rotate, the fluted disc is driven to rotate anticlockwise, when the fluted disc rotates anticlockwise, the arc-shaped groove is driven to rotate synchronously, the sliding block is driven to slide in the arc-shaped groove, meanwhile, the sliding block is subjected to inward extrusion force, the sliding block is driven to move towards the inner rubber cylinder, the sliding plate is driven to slide inwards at the top of the mounting plate, the arc-shaped plate is driven to move towards the outer wall of the rubber cylinder, the outer wall of the rubber cylinder is extruded, the rubber cylinder is pressurized, and the influence of the airtightness of the rubber cylinder caused by a high-pressure environment under the well is simulated, the detection precision is improved.

Preferably, the limiting device comprises a mounting seat, the middle position of the inner cavity of the mounting seat is movably connected with a placing disc, the outer wall of the object placing plate is provided with grooves, spring telescopic rods are arranged between the bottom of the object placing plate and the inner cavity of the mounting seat, three groups of limiting grooves are arranged, and are uniformly distributed on the inner wall of the mounting seat, the inner wall of the limit groove is movably connected with a clamping claw, a lower joint of the packer is put into the inner cavity of the upper sleeve, when the bottom of the lower joint falls into the inner cavity of the limit device, because of the action of the heavy force of the packer, the lower joint can extrude the object placing disc to move downwards, and further extrude the spring telescopic rod to move downwards, when the object placing plate moves downwards, the L-shaped clamping claw is driven to be clamped at one end inside the groove and deflect downwards, and then the other end of the lower joint is driven to deflect towards the outer wall of the lower joint, so that the limiting and clamping of the lower joint are completed.

Preferably, the switching-over device includes the mounting bracket, mounting bracket and last sheathed tube outer wall fixed connection, the bottom swing joint of mounting bracket has gear one, gear one's bottom fixedly connected with gear two, gear one's outer wall meshing is connected with the rack, the rack is kept away from the one end that gear one extends to the sheathed tube inner chamber, and its tip fixedly connected with arc strip, be provided with the spring between rack and the last sheathed tube outer wall, rack and last sheathed tube outer wall sliding connection, at packing element inflation in-process, packing element outer wall can with arc strip inner wall contact and promote the arc strip outwards to expand, and then drive the rack and outwards remove, and then extension spring slows down packing element expanding speed through spring elastic potential energy, prevents that packing element expanding speed from producing the fracture too fast.

Preferably, the heating device includes the casing, the horizontal fixedly connected with resistance of inner wall of casing, the top position fixedly connected with slide bar of the relative resistance of inner wall of casing, the outer wall sliding connection of slide bar has the regulation head, the top of adjusting the head is provided with the electric wire, the left side wall fixedly connected with pull rod of regulation head when the slide inwards slides, can drive the synchronous inwards slip of pull rod and then drive the regulation head and inwards slide at the slide bar outer wall, and then change the resistance of adjusting the relative resistance of head, reduce electric wire circuit resistance, heating network heating power increase this moment realizes the function of heating to the packing element outer wall, and the influence of simulation high temperature environment in the pit to the packing element gas tightness improves and detects the precision, sets up gaseous detection device in the device outside, detects packer gas leakage numerical value and uploads to the computer.

Preferably, one end of the wire, which is far away from the adjusting head, extends into the heating net, and one end of the pull rod, which is far away from the adjusting head, extends to the bottom of the sliding plate.

Preferably, the outer wall of the mounting seat is provided with a limiting groove, the clamping jaw is of an L-shaped structure, and one end, close to the object placing disc, of the clamping jaw is clamped in the inner cavity of the groove.

(III) advantageous effects

Compared with the prior art, the invention provides the performance detection mechanism for the oil packer, which is easy to maintain and has the following beneficial effects:

1. this easy to maintain's performance detection mechanism for oil packer, put into from last sleeve pipe inner chamber through the lower clutch with the packer, when the bottom of lower clutch fell into the stop device inner chamber, because packer gravitational force is used, the lower clutch can extrude and put the thing dish and move down, and then extrudees spring telescopic link and move down, can drive "L" when putting the thing dish and move down and press from both sides the holding jaw joint and deflect downwards at the inside one end of recess, and then drive its other end and connect the outer wall deflection downwards, and then accomplish the spacing centre gripping to the lower clutch.

2. This easy to maintain's performance detection mechanism for oil packer, through the packing element inflation in-process, the packing element outer wall can contact with arc inner wall and promote the outside expansion of arc, and then drives the outside removal of rack, and then extension spring slows down packing element expanding rate through spring elastic potential energy, prevents that packing element expanding rate is too fast to produce the fracture.

3. This easy-to-maintain's performance detection mechanism for oil packer, when the rack outwards removes, can drive gear one and rotate, it rotates to drive gear two simultaneously, and then drive fluted disc counter-clockwise turning, can drive the synchronous rotation of arc wall when fluted disc counter-clockwise turning, and then drive the slider and slide in the inside of arc wall, the slider receives inward extrusion force simultaneously, and then drive the slider and remove to inside packing element direction, and then drive the slide and inwards slide at the mounting panel top, and then promote the arc and remove to the packing element outer wall, extrude the outer wall of packing element, pressurize the packing element, the influence of simulation underground high-pressure environment to the packing element gas tightness, improve and detect the precision.

4. This easy to maintain's performance detection mechanism for oil packer, when the slide inwards slides, can drive the pull rod and synchronous inwards slide and then drive the regulation head and inwards slide at the slide bar outer wall, and then change the resistance of adjusting first relative resistance, reduce the electric wire way resistance, heating network heating power increase this moment, realize the function of heating to the packing element outer wall, the influence of simulation high temperature environment in the pit to the packing element gas tightness, improve and detect the precision, set up gaseous detection device in the device outside, detect the gaseous numerical value of revealing of packer and upload to the computer.

Drawings

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

FIG. 2 is a schematic structural diagram of a reversing device according to the present invention;

FIG. 3 is a schematic view of the structure of the pressurizing device of the present invention;

FIG. 4 is a schematic view of a compression plate according to the present invention;

FIG. 5 is a schematic view of the mounting plate structure of the present invention;

FIG. 6 is a schematic view of the heating device according to the present invention;

FIG. 7 is a schematic view of the structure of the position limiting device of the present invention;

FIG. 8 is a schematic view of the internal structure of the rubber cylinder of the present invention.

In the figure: 1. sleeving a sleeve; 2. a pressurizing device; 3. setting a sleeve; 4. a limiting device; 5. a reversing device; 6. a warming device; 7. a central tube; 8. an upper joint; 81. a lower joint; 9. a rubber cylinder; 10. setting a pressure-leading joint; 11. a mounting frame; 12. a first gear; 13. a second gear; 14. an arc-shaped strip; 15. a rack; 16. a spring; 17. mounting a plate; 18. a limiting plate; 19. a pressurizing plate; 20. a fluted disc; 21. an arc-shaped slot; 22. a slide plate; 23. an arc-shaped plate; 24. a slider; 25. heating the net; 26. a chute; 27. a housing; 28. a resistance; 29. a slide bar; 30. an adjustment head; 31. an electric wire; 32. a pull rod; 33. a mounting seat; 34. placing a tray; 35. a gripper jaw; 36. a limiting groove; 37. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an easy-to-maintain performance detection mechanism for an oil packer comprises an upper casing 1, a pressurizing device 2 is arranged at the bottom of the upper casing 1, a lower casing 3 is fixedly connected to the bottom of the pressurizing device 2, a limiting device 4 is fixedly connected to the bottom of the lower casing 3, reversing devices 5 are fixedly connected to outer walls of the left side and the right side of the upper casing 1, a heating device 6 is fixedly connected to the outer wall of the lower casing 3, a central pipe 7 is arranged in an inner cavity of the upper casing 1, an upper joint 8 is fixedly connected to the top of the outer wall of the central pipe 7 relative to the inner cavity of the upper casing 1, a rubber cylinder 9 is fixedly connected to the middle of the outer wall of the central pipe 7 relative to the inner cavity of the pressurizing device 2, a lower joint 81 is fixedly connected to the bottom of the outer wall of the central pipe 7 relative to the inner cavity of the lower casing 3, a setting and pressure-inducing structure setting pressure-inducing joint 10.

Preferably, pressure device 2 includes mounting panel 17, the top of have seted up spout 26, spout 26 is provided with four groups, and evenly distribute at the upper surface of mounting panel 17, the top sliding connection of spout 26 has pressure plate 19, fixedly connected with limiting plate 18 between two sets of pressure plate 19 relatively in the top of mounting panel 17, sliding connection between pressure plate 19's the outer wall and the limiting plate 18, pressure plate 19's top swing joint has fluted disc 20, fluted disc 20's outer wall has seted up arc wall 21, arc wall 21 is provided with four groups, and evenly distribute at fluted disc 20's outer wall.

The pressure plate 19 comprises a sliding plate 22, a sliding block 24 matched with the arc-shaped groove 21 is fixedly connected to the top of the sliding plate 22, the pressure plate 19 is fixedly connected to the top of the sliding plate 22 relative to the arc-shaped groove 21, an arc-shaped plate 23 is fixedly connected to one side of the sliding plate 22 close to the rubber cylinder 9, a heating net 25 is arranged in an inner cavity of the arc-shaped plate 23, when the rack 15 moves outwards, the first gear 12 is driven to rotate, the second gear 13 is driven to rotate, the fluted disc 20 is driven to rotate anticlockwise, when the fluted disc 20 rotates anticlockwise, the arc-shaped groove 21 is driven to rotate synchronously, the sliding block 24 is driven to slide in the arc-shaped groove 21, the sliding block 24 is subjected to inward extrusion force, the sliding block 24 is driven to move towards the inner rubber cylinder 9, the sliding plate 22 is driven to slide inwards at the top of the mounting plate 17, the arc-shaped plate 23 is pushed to move towards the outer wall of the rubber cylinder 9, and the outer wall of the rubber cylinder 9 is extruded, the rubber cylinder 9 is pressurized, the influence of the underground high-pressure environment on the air tightness of the rubber cylinder 9 is simulated, and the detection precision is improved.

The limiting device 4 comprises a mounting seat 33, a material placing disc 34 is movably connected in the middle of the inner cavity of the mounting seat 33, a groove 37 is arranged on the outer wall of the material placing disc 34, a spring telescopic rod is arranged between the bottom of the material placing disc 34 and the inner cavity of the mounting seat 33, three groups of limiting grooves 36 are arranged, and are uniformly distributed on the inner wall of the mounting seat 33, the inner wall of the limit groove 36 is movably connected with a clamping claw 35, the lower joint 81 of the packer is put into the inner cavity of the upper casing 1, when the bottom of the lower joint 81 falls into the inner cavity of the limit device 4, because of the heavy action of the packer, the lower joint 81 can press the object placing plate 34 to move downwards, and further press the telescopic rod of the spring to move downwards, when the tray 34 moves downwards, the L-shaped clamping claw 34 is driven to be clamped at one end inside the groove 37 and deflect downwards, and then the other end of the lower joint 81 is driven to deflect towards the outer wall of the lower joint 81, and the limiting and clamping of the lower joint 81 are completed.

Reversing arrangement 5 includes mounting bracket 11, mounting bracket 11 and last sleeve pipe 1's outer wall fixed connection, mounting bracket 11's bottom swing joint has gear 12, gear 12's bottom fixedly connected with gear two 13, gear 12's outer wall meshing is connected with rack 15, rack 15 keeps away from the one end of gear 12 and extends to sleeve pipe 1's inner chamber, and its tip fixedly connected with arc strip 14, be provided with spring 16 between rack 15 and the outer wall of last sleeve pipe 1, rack 15 and last sleeve pipe 1's outer wall sliding connection, in packing element 9 inflation in-process, the packing element outer wall can with the 14 inner wall contacts of arc strip and promote the 14 outwards expansions of arc strip, and then drive rack 15 outwards removal, and then extension spring 16, slow down packing element 9 expanding speed through spring 16 elastic potential energy, prevent that packing element 9 expanding speed from producing the fracture at the excessive speed.

The heating device 6 comprises a shell 27, a resistor 28 is transversely and fixedly connected to the inner wall of the shell 27, a sliding rod 29 is fixedly connected to the inner wall of the shell 27 above the resistor 28, an adjusting head 30 is slidably connected to the outer wall of the sliding rod 29, an electric wire 31 is arranged at the top of the adjusting head 30, a pull rod 32 is fixedly connected to the left side wall of the adjusting head 30, when the sliding plate 22 slides inwards, the pull rod 32 can be driven to slide inwards synchronously, the adjusting head 30 is driven to slide inwards on the outer wall of the sliding rod 29, the resistance value of the adjusting head 30 relative to the resistor 28 is changed, the line resistance value of the electric wire 31 is reduced, the heating power of the heating net 25 is increased at the moment, the heating function of the outer wall of the rubber barrel 9 is achieved, the influence of the underground high-temperature environment on the air tightness of the rubber barrel 9 is simulated, the.

The end of the wire 31 remote from the adjustment head 30 extends into the heating net 25, and the end of the pull rod 32 remote from the adjustment head 30 extends to the bottom of the slide plate 22.

The outer wall of the mounting seat 33 is provided with a limiting groove 36, the clamping claw 35 is of an L-shaped structure, and one end of the clamping claw 35 close to the storage tray 34 is clamped in an inner cavity of the groove 37.

The working principle is as follows:

when the packer is used, the lower joint 81 of the packer is put into the inner cavity of the upper sleeve 1, when the bottom of the lower joint 81 falls into the inner cavity of the limiting device 4, due to the action of gravity of the packer, the lower joint 81 can extrude the object placing disc 34 to move downwards, and further extrude the telescopic rod of the spring to move downwards, and when the object placing disc 34 moves downwards, one end, clamped in the groove 37, of the L-shaped clamping claw 34 can be driven to deflect downwards, and further the other end of the L-shaped clamping claw is driven to deflect towards the outer wall of the lower joint 81, so that the limiting clamping of the lower joint 81 is completed;

carry out the centre gripping to the packer through setting up stop device 4, the packer takes place the skew when preventing to carry out the gas tightness and detect, influences and detects the precision.

At the moment, detecting gas is injected into the top of the setting pressure-leading joint 10, after the gas is introduced into the rubber cylinder 9, the internal pressure of the rubber cylinder 9 is increased and expanded, so that the outer wall of the rubber cylinder 9 is gradually attached to the inner wall of the pressurizing device 2, and the setting of the packer is completed;

in the expansion process of the rubber cylinder 9, the outer wall of the rubber cylinder is in contact with the inner wall of the arc-shaped strip 14 and pushes the arc-shaped strip 14 to expand outwards, so that the rack 15 is driven to move outwards, the spring 16 is further stretched, the expansion speed of the rubber cylinder 9 is slowed down through the elastic potential energy of the spring 16, and the rubber cylinder 9 is prevented from cracking due to too high expansion speed;

the packer is set and sealed in the gaseous process realization of injection detection, drives switching-over device 5 simultaneously and slows down packing element 9 expanding speed, prevents that packing element 9 inflation speed too fast from producing the fracture.

Meanwhile, when the rack 15 moves outwards, the first gear 12 is driven to rotate, the second gear 13 is driven to rotate, the fluted disc 20 is driven to rotate anticlockwise, the fluted disc 20 rotates anticlockwise to drive the arc-shaped groove 21 to rotate synchronously, the sliding block 24 is driven to slide in the arc-shaped groove 21, meanwhile, the sliding block 24 is subjected to inward extrusion force, the sliding block 24 is driven to move towards the inner rubber cylinder 9, the sliding plate 22 is driven to slide inwards at the top of the mounting plate 17, the arc-shaped plate 23 is further driven to move towards the outer wall of the rubber cylinder 9, the outer wall of the rubber cylinder 9 is extruded, the rubber cylinder 9 is pressurized, the influence of a downhole high-pressure environment on the air tightness of the rubber cylinder 9 is simulated, and the detection precision is improved;

meanwhile, when the sliding plate 22 slides inwards, the pull rod 32 is driven to synchronously slide inwards to drive the adjusting head 30 to slide inwards on the outer wall of the sliding rod 29, so that the resistance value of the adjusting head 30 relative to the resistor 28 is changed, the resistance value of a wire 31 is reduced, the heating power of the heating net 25 is increased, the heating function of the outer wall of the rubber barrel 9 is realized, the influence of the underground high-temperature environment on the air tightness of the rubber barrel 9 is simulated, the detection precision is improved, a gas detection device is arranged on the outer side of the device, and the gas leakage value of the packer is detected and is uploaded to a computer;

the reversing device 5 moves to drive the pressurizing device 2 and the heating device 6 to move synchronously, so that the heating and pressurizing functions on the outer wall of the rubber barrel 9 are realized, the influence of underground high-temperature and high-pressure environments on the air tightness of the rubber barrel 9 is simulated, the detection precision is improved, the linkage between the device structures is increased, and the device has higher automation degree.

To sum up, this easy to maintain's performance detection mechanism for oil packer carries out the centre gripping to the packer through setting up stop device 4, the packer takes place the skew when preventing to carry out the gas tightness and detect, the influence detects the precision, detect gaseous process in the injection and realize the seat seal function to the packer, drive reversing arrangement 5 simultaneously and slow down packing element 9 expanding speed, prevent that packing element 9 inflation speed from producing the fracture at the excessive speed, drive pressure device 2 and the 6 synchronous motion of heating device through the 5 motions of reversing arrangement, realize the pressurization function of heating to packing element 9 outer wall, simulate underground high temperature, the influence of high-pressure environment to packing element 9 gas tightness, improve and detect the precision, increase the linkage nature between the device structure simultaneously, have higher degree of automation.

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

Claims

1. The utility model provides an easy to maintain's performance detection mechanism for oil packer, includes sleeve pipe (1), its characterized in that: the bottom of the upper casing (1) is provided with a pressurizing device (2), the bottom of the pressurizing device (2) is fixedly connected with a lower casing (3), the bottom of the lower casing (3) is fixedly connected with a limiting device (4), the outer walls of the left side and the right side of the lower casing (1) are both fixedly connected with reversing devices (5), the outer wall of the lower casing (3) is fixedly connected with a heating device (6), the inner cavity of the upper casing (1) is provided with a central tube (7), the top of the outer wall of the central tube (7) is fixedly connected with an upper connector (8) relative to the inner cavity position of the upper casing (1), the middle of the outer wall of the central tube (7) is fixedly connected with a rubber tube (9) relative to the inner cavity position of the pressurizing device (2), the bottom of the outer wall of the central tube (7) is fixedly connected with a lower connector (81) relative to the inner cavity position of the lower casing (3), the inner wall of the central tube (7) is provided with a setting and pressure guiding connector (10) with a setting and pressure guiding structure, the bottom of the setting pressure-guiding joint (10) of the setting pressure-guiding structure extends to the inner cavity of the rubber cylinder (9).

2. The easy-to-maintain performance detection mechanism for the oil packer according to claim 1, wherein: pressure device (2) include mounting panel (17), the top seted up spout (26), spout (26) are provided with four groups, and distribute the upper surface in mounting panel (17) uniformly, the top sliding connection of spout (26) has increased pressure plate (19), the top of mounting panel (17) is two sets of relatively fixedly connected with limiting plate (18) between increased pressure plate (19), sliding connection between the outer wall of increased pressure plate (19) and limiting plate (18), the top swing joint of increased pressure plate (19) has fluted disc (20), arc wall (21) have been seted up to the outer wall of fluted disc (20), arc wall (21) are provided with four groups, and distribute the outer wall at fluted disc (20) uniformly.

3. The easy-to-maintain performance detection mechanism for the oil packer as recited in claim 2, wherein: pressure plate (19) include slide (22), top fixedly connected with of slide (22) and slider (24) of arc wall (21) looks adaptation, the relative arc wall (21) position fixedly connected with pressure plate (19) in top of slide (22), slide (22) are close to one side fixedly connected with arc (23) of packing element (9), the inner chamber of arc (23) is provided with heating net (25).

4. The easy-to-maintain performance detection mechanism for the oil packer according to claim 1, wherein: stop device (4) include mount pad (33), the inner chamber intermediate position swing joint of mount pad (33) puts thing dish (34), the outer wall of putting thing dish (34) is seted up flutedly (37), it is provided with the spring telescopic link to put between the bottom of thing dish (34) and the inner chamber of mount pad (33), spacing groove (36) are provided with three groups, and distribute evenly at the inner wall of mount pad (33), the inner wall swing joint of spacing groove (36) has gripper jaw (35).

5. The easy-to-maintain performance detection mechanism for the oil packer according to claim 1, wherein: reversing arrangement (5) includes mounting bracket (11), the outer wall fixed connection of mounting bracket (11) and last sleeve pipe (1), the bottom swing joint of mounting bracket (11) has gear (12), the bottom fixedly connected with gear (13) of gear (12), the outer wall meshing of gear (12) is connected with rack (15), the one end that gear (12) was kept away from in rack (15) extends to the inner chamber of supreme sleeve pipe (1), and its tip fixedly connected with arc strip (14), be provided with spring (16) between the outer wall of rack (15) and last sleeve pipe (1), the outer wall sliding connection of rack (15) and last sleeve pipe (1).

6. The easy-to-maintain performance detection mechanism for the oil packer according to claim 1, wherein: heating device (6) include casing (27), the horizontal fixedly connected with resistance (28) of inner wall of casing (27), top position fixedly connected with slide bar (29) of the relative resistance (28) of inner wall of casing (27), the outer wall sliding connection of slide bar (29) has regulation head (30), the top of adjusting head (30) is provided with electric wire (31), the left side wall fixedly connected with pull rod (32) of adjusting head (30).

7. The easy-to-maintain performance detection mechanism for the oil packer according to claim 3 or 6, wherein: one end of the electric wire (31) far away from the adjusting head (30) extends to the inside of the heating net (25), and one end of the pull rod (32) far away from the adjusting head (30) extends to the bottom of the sliding plate (22).

8. The easy-to-maintain performance detection mechanism for the oil packer as recited in claim 4, wherein: the outer wall of the mounting seat (33) is provided with a limiting groove (36), the clamping claw (35) is of an L-shaped structure, and one end, close to the object placing disc (34), of the clamping claw (35) is clamped in an inner cavity of the groove (37).