CN113818865A - Intelligent layered water injection testing device and using method thereof - Google Patents
Intelligent layered water injection testing device and using method thereof Download PDFInfo
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- CN113818865A CN113818865A CN202111098981.4A CN202111098981A CN113818865A CN 113818865 A CN113818865 A CN 113818865A CN 202111098981 A CN202111098981 A CN 202111098981A CN 113818865 A CN113818865 A CN 113818865A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 238000002347 injection Methods 0.000 title claims abstract description 69
- 239000007924 injection Substances 0.000 title claims abstract description 69
- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000003825 pressing Methods 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 230000006355 external stress Effects 0.000 claims description 6
- 230000035882 stress Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 13
- 230000008569 process Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/007—Measuring stresses in a pipe string or casing
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/14—Obtaining from a multiple-zone well
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
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Abstract
The invention discloses an intelligent separate-layer water injection testing device and a using method thereof, and the testing device comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a base box, a height adjusting mechanism is arranged inside the base box, four corners of the top of the base box are respectively provided with a first through hole, the inside of each first through hole is connected with a vertical rod in a sliding way, a lifting plate is fixedly connected between the tops of the vertical rods and above the base box, and two ends of the top of the lifting plate are respectively provided with a positioning mechanism, can adjust the height of equipment to the operating personnel of convenient different heights operates, is favorable to practical application and operation.
Description
Technical Field
The invention belongs to the technical field of testing devices, and particularly relates to an intelligent stratified water injection testing device and a using method thereof.
Background
In the prior life, the intelligent separate layer water injection refers to a water injection mode that a packer is put into a water injection well to separate oil layers with larger difference, then a water distributor is used for separate layer water distribution to control the water injection quantity of a high permeable layer and strengthen the water injection of a medium and low permeability oil layer, so that various oil layers can play roles, in the heterogeneous multi-oil layer exploitation, the water injection mode of strengthening the medium and low permeable layers and controlling the water injection of the high permeable layer is realized in the water injection well according to the injection allocation requirement, the water injection mode of solving the inter-layer contradiction in the oil field development process, maintaining the long-term stable yield and high yield of the oil field and improving the recovery ratio becomes an important means, in the operation process of the intelligent separate layer water injection, a water injection pipe column is required to be used for water injection, in the operation process of water injection, because the water injection pipe column is extended into the water injection well for use, the well body structure is relatively complex, the water injection tubular column can receive different effort when using unavoidably, if the water injection tubular column receives the effort and takes place to warp great, will lead to the separate layer water injection effect variation of water injection well to produce serious influence to the follow-up development in oil field, consequently before intelligence separate layer water injection engineering begins the construction, often need use testing arrangement to carry out the stress test to the water injection tubular column, thereby ensure that the water injection tubular column has sufficient intensity.
And current water injection tubular column atress testing arrangement when using, the water injection tubular column to the examination of awaiting measuring that can't be fine is fastened by great majority to lead to the water injection tubular column to take place the displacement in the testing process, and then serious influence the test result, current water injection tubular column atress testing arrangement is when using simultaneously, can't adjust the height of equipment, thereby lead to the operating personnel of the unable adaptation different heights of equipment to use, be unfavorable for practical application and operation.
The invention content is as follows:
the invention aims to solve the problems and provide an intelligent separate layer water injection testing device and a using method thereof, so that the problems in the background art are solved.
In order to solve the above problems, the present invention provides a technical solution:
an intelligent stratified water injection testing device comprises a bottom plate, wherein a base box is fixedly connected to the top of the bottom plate, a height adjusting mechanism is arranged inside the base box, first through holes are formed in four corners of the top of the base box, a vertical rod is connected inside each first through hole in a sliding mode, a lifting plate is fixedly connected between the tops of the vertical rods and above the base box, positioning mechanisms are arranged at two ends of the top of the lifting plate, fixed plates are fixedly connected to the tops of the lifting plate and one side of each positioning mechanism, a driving mechanism is arranged between the two fixed plates and above the positioning mechanisms, a top plate is fixedly connected between the tops of the two fixed plates, hydraulic cylinders are fixedly mounted at two ends of the top plate, piston rods of the hydraulic cylinders extend to the bottom of the top plate, and a connecting plate is fixedly connected between the piston rods of the two hydraulic cylinders, the bottom fixedly connected with connecting rod of connecting plate, the bottom fixedly connected with pressure strip of connecting rod, the compressing tightly groove of convex structure is seted up to the bottom of pressure strip, the inside fixed mounting in compressing tightly groove has pressure sensor, pressure sensor and external atress display device electric connection.
Preferably, the height adjusting mechanism comprises trapezoidal sliding blocks, the trapezoidal sliding blocks are fixedly connected between the bottoms of the vertical rods and positioned in the base box, the trapezoidal sliding blocks are connected with the inner wall of the base box in a sliding manner, a bidirectional screw rod is rotatably connected in the base box and positioned below the trapezoidal sliding blocks, a first servo motor is fixedly installed on the outer side of the bottom of the base box, an output shaft of the first servo motor extends into the base box and is fixedly connected with the bidirectional screw rod, moving blocks are respectively in threaded connection with the two ends of the outer side of the bidirectional screw rod, the bottoms of the moving blocks are respectively in sliding connection with the bottom of the inner wall of the base box, fixed rods are respectively and fixedly connected with the tops of the moving blocks, trapezoidal pushing blocks are respectively and fixedly connected with the tops of the fixed rods, and inclined planes of the tops of the trapezoidal pushing blocks are respectively and slidably connected with inclined planes of the bottoms of the trapezoidal sliding blocks, the limiting groove has been all seted up to the both sides of base box inner wall and the top that is located two-way lead screw, the equal fixedly connected with stopper in both ends of trapezoidal slider, the stopper all extend to the inside of the limiting groove that corresponds and with limiting groove sliding connection.
Preferably, the positioning mechanism comprises a U-shaped fixing frame, the two ends of the top of the lifting plate are both fixedly connected with the U-shaped fixing frame, a sliding rod is fixedly connected between one end of the top of the inner wall of the U-shaped fixing frame and the top of the lifting plate, threaded rods are rotatably connected between one end of the top of the inner wall of the U-shaped fixing frame, which is far away from the slide rod, and the top of the lifting plate, the top of the lifting plate is fixedly connected with lower positioning plates between the sliding rod and the threaded rod, the outer side of the threaded rod is connected with upper positioning plates through threads, one end of the upper positioning plate, which is far away from the threaded rod, is connected with the sliding rod in a sliding way, the upper positioning plate is connected with the inner wall of the U-shaped fixing frame in a sliding way, the top of the lower positioning plate and the bottom of the upper positioning plate are both provided with a limiting groove with an arc structure, the inside of spacing recess all is provided with the rubber pad, the bottom of threaded rod all extends to the top of the fixed frame of U type and the first bevel gear of fixedly connected with.
As preferred, actuating mechanism includes the dwang, two just be located first bevel gear's top rotation between the fixed plate and be connected with the dwang, the both ends of dwang all extend to the outside and the fixedly connected with second bevel gear of fixed plate, second bevel gear all is connected with the first bevel gear meshing that corresponds, the outside of dwang and the one side fixedly connected with driven gear that is located one of them fixed plate, one of them the outside of fixed plate and the top fixed mounting that is located driven gear have a second servo motor, second servo motor's output shaft runs through corresponding fixed plate and fixedly connected with driving gear, the driving gear is connected with the driven gear meshing.
Preferably, a first reinforcing plate with a triangular structure is fixedly connected between the outer side of the top of the fixing plate and the bottom of the top plate, two second reinforcing plates with a triangular structure are fixedly connected between the bottom of the connecting plate and the outer side of the top of the connecting rod, and two third reinforcing plates with a triangular structure are fixedly connected between the outer side of the bottom of the connecting rod and the top of the pressing plate.
Preferably, the top of roof just is located and has seted up the second through-hole between two pneumatic cylinders, the top of connecting plate just is located the second through-hole under fixedly connected with gag lever post, the top of gag lever post runs through second through-hole and extends to the top and the fixedly connected with limiting plate of roof, gag lever post and second through-hole sliding connection.
Preferably, the thread direction of the outer sides of the two threaded rods is opposite.
Preferably, a control panel is fixedly mounted at one end of the outer side of the base box, and the first servo motor, the second servo motor and the hydraulic cylinder are electrically connected with the control panel.
A use method of an intelligent layered water injection testing device comprises the following steps:
s1, placing the equipment at a designated position, then electrifying the equipment, electrically connecting the pressure sensor with external stress display equipment, simultaneously penetrating the water injection pipe column to be tested between the limiting grooves between the lower positioning plates and the upper positioning plates, and then placing the water injection pipe column between the limiting grooves at the tops of the two lower positioning plates;
s2, controlling a second servo motor to work through a control panel, wherein the second servo motor drives a driving gear to rotate so as to drive a driven gear and a rotating rod to rotate and further drive two second bevel gears to rotate, and drives two first bevel gears to rotate through the rotation of the second bevel gears so as to drive a threaded rod to rotate;
s3, after positioning and clamping the water injection pipe column to be tested, controlling the hydraulic cylinder to work through the control panel, driving the connecting plate, the connecting rod and the pressing plate to move downwards, attaching the top of the water injection pipe column to be tested through a pressing groove at the bottom of the pressing plate, applying pressure downwards through the hydraulic cylinder, detecting a pressure value through the pressure sensor, and observing the stress condition of the water injection pipe column through external stress display equipment;
s4, when operating personnel with different heights operate the equipment, the first servo motor can be controlled by the control panel to work, the bidirectional screw rod is driven to rotate, so that the two moving blocks are driven to move, the fixing rod and the trapezoidal pushing block are driven to move, the trapezoidal pushing block and the trapezoidal sliding block are matched with each other through the gravity action, and the height of the equipment is changed.
The invention has the beneficial effects that: the water injection pipe column testing device is compact in structure, simple and convenient to operate and high in practicability, the driving mechanism is arranged to drive the positioning mechanism to operate, and the water injection pipe column to be tested can be fully positioned and fastened, so that the situation that the water injection pipe column moves in the testing process is avoided, the accuracy of a testing result is greatly guaranteed, and meanwhile, the height of the device can be adjusted by arranging the height adjusting mechanism, so that operators with different heights can operate conveniently, and the water injection pipe column testing device is beneficial to practical application and operation.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a side view of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a base plate; 2. a base case; 3. a height adjustment mechanism; 31. a trapezoidal slider; 32. a bidirectional screw rod; 33. a first servo motor; 34. a moving block; 35. fixing the rod; 36. a trapezoidal pushing block; 37. a limiting groove; 38. a limiting block; 4. a first through hole; 5. a vertical rod; 6. a lifting plate; 7. a positioning mechanism; 71. a U-shaped fixing frame; 72. a slide bar; 73. a threaded rod; 74. a lower positioning plate; 75. an upper positioning plate; 76. a limiting groove; 77. a first bevel gear; 8. a fixing plate; 9. a drive mechanism; 91. rotating the rod; 92. a second bevel gear; 93. a driven gear; 94. a second servo motor; 95. a driving gear; 10. a top plate; 11. a hydraulic cylinder; 12. a connecting plate; 13. a connecting rod; 14. a compression plate; 15. a compaction groove; 16. a pressure sensor; 17. a first reinforcing plate; 18. a second reinforcing plate; 19. a third reinforcing plate; 20. a second through hole; 21. a limiting rod; 22. a limiting plate; 23. a control panel.
The specific implementation mode is as follows:
as shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment:
example (b):
an intelligent layered water injection testing device comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a base box 2, a height adjusting mechanism 3 is arranged inside the base box 2, four corners of the top of the base box 2 are respectively provided with a first through hole 4, a vertical rod 5 is connected inside each first through hole 4 in a sliding mode, and the bottom of each vertical rod 5 extends into the base box 2; a lifting plate 6 is fixedly connected between the tops of the vertical rods 5 and above the base box 2, and the lifting plate 6 is conveniently and stably supported by the vertical rods 5; the two ends of the top of the lifting plate 6 are respectively provided with a positioning mechanism 7, the top of the lifting plate 6 and one side of the positioning mechanism 7 are respectively and fixedly connected with a fixed plate 8, a driving mechanism 9 is arranged between the two fixed plates 8 and above the positioning mechanism 7, a top plate 10 is fixedly connected between the tops of the two fixed plates 8, two ends of the top plate 10 are respectively and fixedly provided with a hydraulic cylinder 11, piston rods of the hydraulic cylinders 11 extend to the bottom of the top plate 10, and a connecting plate 12 is fixedly connected between the piston rods of the two hydraulic cylinders 11, so that the hydraulic cylinders 11 are controlled to work, and the connecting plate 12 can be controlled to move up and down better; the bottom of the connecting plate 12 is fixedly connected with a connecting rod 13, the bottom of the connecting rod 13 is fixedly connected with a pressing plate 14, the connecting plate 12 and the pressing plate 14 can be better connected through the connecting rod 13, and meanwhile, the connecting rod 13 and the pressing plate 14 can be better driven to move up and down through the up-and-down movement of the connecting plate 12; the bottom of the pressing plate 14 is provided with a pressing groove 15 with an arc-shaped structure, a pressure sensor 16 is fixedly installed inside the pressing groove 15, and the model of the pressure sensor 16 is MPX 5999; pressure sensor 16 and external atress display device electric connection, through being connected between pressure sensor 16 and the external atress display device, be convenient for better detect and observe the atress condition of water injection tubular column.
Wherein, the height adjusting mechanism 3 comprises a trapezoidal sliding block 31, the trapezoidal sliding block 31 is fixedly connected between the bottoms of the vertical rods 5 and positioned in the base box 2, the trapezoidal sliding block 31 is connected with the inner wall of the base box 2 in a sliding manner, the bidirectional screw rod 32 is rotatably connected in the base box 2 and positioned below the trapezoidal sliding block 31, the outer side of the bottom of the base box 2 is fixedly provided with a first servo motor 33, the output shaft of the first servo motor 33 extends to the inner part of the base box 2 and is fixedly connected with the bidirectional screw rod 32, both ends of the outer side of the bidirectional screw rod 32 are respectively in threaded connection with a moving block 34, the bottoms of the moving blocks 34 are respectively in sliding connection with the bottom of the inner wall of the base box 2, the tops of the moving blocks 34 are respectively and fixedly connected with a fixed rod 35, the tops of the fixed rods 35 are respectively and fixedly connected with a trapezoidal pushing block 36, the inclined plane at the top of the trapezoidal pushing block 36 is respectively and is in sliding connection with the inclined plane at the bottom of the trapezoidal sliding block 31, limiting groove 37 has all been seted up to the both sides of 2 inner walls of base box and the top that is located two-way lead screw 32, the equal fixedly connected with stopper 38 in both ends of trapezoidal slider 31, stopper 38 all extend to the inside of the limiting groove 37 that corresponds and with limiting groove 37 sliding connection, through setting up height adjusting mechanism 3, be convenient for better to the high mechanical energy of equipment adjust to make things convenient for the operating personnel of different heights to operate, be favorable to practical application and operation.
Wherein, the positioning mechanism 7 comprises a U-shaped fixed frame 71, the fixed frame 71 of U-shaped is fixedly connected at both ends of the top of the lifting plate 6, a slide bar 72 is fixedly connected between one end of the top of the inner wall of the U-shaped fixed frame 71 and the top of the lifting plate 6, a threaded rod 73 is rotatably connected between one end of the inner wall of the U-shaped fixed frame 71, which is far away from the slide bar 72, and the top of the lifting plate 6, which is positioned between the slide bar 72 and the threaded rod 73, a lower positioning plate 74 is fixedly connected at the top of the lifting plate 6, an upper positioning plate 75 is screwed at the outer side of the threaded rod 73, one end of the upper positioning plate 75, which is far away from the threaded rod 73, is slidably connected with the slide bar 72, the upper positioning plate 75 is slidably connected with the inner wall of the fixed frame 71 of U-shaped, and a limit groove 76 with a circular arc structure is respectively arranged at the top of the lower positioning plate 74 and the bottom of the upper positioning plate 75, the inside of spacing recess 76 all is provided with the rubber pad, the bottom of threaded rod 73 all extends to the top of the fixed frame 71 of U type and the first bevel gear 77 of fixedly connected with, through setting up positioning mechanism 7, is convenient for better fully fix a position and fasten the water injection tubular column of awaiting measuring to avoid the condition that the water injection tubular column removed to appear in the testing process, very big assurance the accuracy of test result.
Wherein the driving mechanism 9 comprises a rotating rod 91, the rotating rod 91 is rotatably connected between the two fixing plates 8 and above the first bevel gear 77, both ends of the rotating rod 91 extend to the outer side of the fixed plate 8 and are fixedly connected with a second bevel gear 92, the second bevel gears 92 are all engaged with the corresponding first bevel gears 77, a driven gear 93 is fixedly connected to one side of one of the fixed plates 8 and outside the rotating rod 91, a second servo motor 94 is fixedly arranged on the outer side of one of the fixed plates 8 and above the driven gear 93, the output shaft of the second servo motor 94 penetrates through the corresponding fixing plate 8 and is fixedly connected with a driving gear 95, the driving gear 95 is meshed with the driven gear 93, and the driving mechanism 9 is arranged, so that the positioning mechanism 7 can be driven to operate better.
Wherein, equal fixedly connected with triangle-shaped structure's first reinforcing plate 17 between the outside at 8 tops of fixed plate and the bottom of roof 10, the second reinforcing plate 18 of two triangle-shaped structures of fixedly connected with between the outside at the bottom of connecting plate 12 and the outside at connecting rod 13 top, the third reinforcing plate 19 of two triangle-shaped structures of fixedly connected with between the outside of connecting rod 13 bottom and the top of pressure strip 14, through setting up first reinforcing plate 17, be convenient for better increase the stability of being connected between fixed plate 8 and roof 10, through setting up second reinforcing plate 18, be convenient for better increase the stability of being connected between connecting plate 12 and the connecting rod 13, through setting up third reinforcing plate 19, be convenient for better increase the stability of being connected between connecting rod 13 and the pressure strip 14.
Wherein, the second through-hole 20 has been seted up at the top of roof 10 and between being located two pneumatic cylinders 11, connecting plate 12's top just is located second through-hole 20 under fixedly connected with gag lever post 21, gag lever post 21's top is run through second through-hole 20 and is extended to roof 10's top and fixedly connected with limiting plate 22, gag lever post 21 and second through-hole 20 sliding connection, through gag lever post 21 and the cooperation between the second through-hole 20, be convenient for better reciprocate connecting plate 12 carry on spacingly, through being provided with limiting plate 22, be convenient for better prevent that gag lever post 21 breaks away from the inside of second through-hole 20.
The thread turning directions of the outer sides of the two threaded rods 73 are opposite, so that the two upper positioning plates 75 can be better controlled to move up and down simultaneously.
Wherein, the one end fixed mounting in base box 2 outside has control panel 23, first servo motor 33, second servo motor 94, pneumatic cylinder 11 all with control panel 23 electric connection, be convenient for better control the equipment is whole through control panel 23.
A use method of an intelligent layered water injection testing device comprises the following steps:
s1, placing the equipment at a specified position, then electrifying the equipment, electrically connecting the pressure sensor 16 with external stress display equipment, simultaneously penetrating the water injection pipe columns to be tested between the limiting grooves 76 between the lower positioning plates 74 and the upper positioning plates 75, and then placing the water injection pipe columns between the limiting grooves 76 at the tops of the two lower positioning plates 74;
s2, the second servo motor 94 is controlled to work through the control panel 23, the second servo motor 94 drives the driving gear 95 to rotate, so that the driven gear 93 and the rotating rod 91 are driven to rotate, the two second bevel gears 92 are driven to rotate, the two first bevel gears 77 are driven to rotate through the rotation of the second bevel gears 92, so that the threaded rod 73 is driven to rotate, the upper positioning plate 75 is driven to move downwards through the rotation of the threaded rod 73, and the water injection pipe column to be tested is positioned and clamped through the matching between the lower positioning plate 74 and the upper positioning plate 75;
s3, after positioning and clamping the water injection pipe column to be tested, controlling the hydraulic cylinder 11 to work through the control panel 23, driving the connecting plate 12, the connecting rod 13 and the pressing plate 14 to move downwards, attaching the top of the water injection pipe column to be tested to the pressing groove 15 at the bottom of the pressing plate 14, applying pressure downwards through the hydraulic cylinder 11, detecting a pressure value through the pressure sensor 16, and observing the stress condition of the water injection pipe column through external stress display equipment;
s4, when operating personnel with different heights operate the equipment, the first servo motor 33 can be controlled by the control panel 23 to work, the bidirectional screw rod 32 is driven to rotate, the two moving blocks 34 are driven to move, the fixing rod 35 and the trapezoidal pushing block 36 are driven to move, the trapezoidal pushing block 36 and the trapezoidal sliding block 31 are matched, and the gravity action is matched, so that the height of the equipment is changed.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (9)
1. The intelligent stratified water injection testing device is characterized by comprising a bottom plate (1), wherein the top of the bottom plate (1) is fixedly connected with a base box (2), a height adjusting mechanism (3) is arranged inside the base box (2), four corners of the top of the base box (2) are respectively provided with a first through hole (4), the inside of each first through hole (4) is respectively connected with a vertical rod (5) in a sliding manner, a lifting plate (6) is fixedly connected between the tops of the vertical rods (5) and above the base box (2), two ends of the top of the lifting plate (6) are respectively provided with a positioning mechanism (7), one side of the top of the lifting plate (6) and above the positioning mechanism (7) is respectively and fixedly connected with a fixed plate (8), a driving mechanism (9) is arranged between the two fixed plates (8) and above the positioning mechanisms (7), two fixedly connected with roof (10) between the top of fixed plate (8), the equal fixed mounting in both ends at roof (10) top has pneumatic cylinder (11), the piston rod of pneumatic cylinder (11) all extends to the bottom of roof (10), two fixedly connected with connecting plate (12) between the piston rod of pneumatic cylinder (11), the bottom fixedly connected with connecting rod (13) of connecting plate (12), the bottom fixedly connected with pressure strip (14) of connecting rod (13), the groove (15) that compresses tightly of convex structure is seted up to the bottom of pressure strip (14), the inside fixed mounting that compresses tightly groove (15) has pressure sensor (16), pressure sensor (16) and external atress display device electric connection.
2. The intelligent stratified water injection testing device as claimed in claim 1, wherein the height adjusting mechanism (3) comprises a trapezoidal slider (31), the trapezoidal slider (31) is fixedly connected between the bottoms of the vertical rods (5) and inside the base box (2), the trapezoidal slider (31) is slidably connected with the inner wall of the base box (2), a bidirectional screw rod (32) is rotatably connected inside the base box (2) and below the trapezoidal slider (31), a first servo motor (33) is fixedly installed on the outer side of the bottom of the base box (2), an output shaft of the first servo motor (33) extends to the inside of the base box (2) and is fixedly connected with the bidirectional screw rod (32), moving blocks (34) are respectively connected with the two ends of the outer side of the bidirectional screw rod (32) in a threaded manner, and the bottoms of the moving blocks (34) are respectively slidably connected with the bottoms of the inner wall of the base box (2), the top of the moving block (34) is fixedly connected with a fixing rod (35), the top of the fixing rod (35) is fixedly connected with a trapezoidal pushing block (36), the inclined plane at the top of the trapezoidal pushing block (36) is slidably connected with the inclined plane at the bottom of the trapezoidal sliding block (31), the two sides of the inner wall of the base box (2) and the upper part of the bidirectional screw rod (32) are provided with a limiting groove (37), the two ends of the trapezoidal sliding block (31) are fixedly connected with limiting blocks (38), and the limiting blocks (38) extend to the corresponding inner parts of the limiting grooves (37) and are slidably connected with the limiting grooves (37).
3. The intelligent stratified water injection testing device according to claim 2, wherein the positioning mechanism (7) comprises a U-shaped fixing frame (71), the two ends of the top of the lifting plate (6) are fixedly connected with the U-shaped fixing frame (71), a sliding rod (72) is fixedly connected between one end of the top of the inner wall of the U-shaped fixing frame (71) and the top of the lifting plate (6), a threaded rod (73) is rotatably connected between one end of the top of the inner wall of the U-shaped fixing frame (71) far away from the sliding rod (72) and the top of the lifting plate (6), a lower positioning plate (74) is fixedly connected between the top of the lifting plate (6) and the sliding rod (72), an upper positioning plate (75) is connected to the outer side of the threaded rod (73) in a threaded manner, one end of the upper positioning plate (75) far away from the threaded rod (73) is slidably connected with the sliding rod (72), the upper positioning plate (75) is connected with the inner wall of the U-shaped fixing frame (71) in a sliding mode, the top of the lower positioning plate (74) and the bottom of the upper positioning plate (75) are provided with limiting grooves (76) of circular arc structures, rubber pads are arranged inside the limiting grooves (76), and the bottom of the threaded rod (73) extends to the top of the U-shaped fixing frame (71) and is fixedly connected with a first bevel gear (77).
4. The intelligent stratified water injection testing device according to claim 3, wherein the driving mechanism (9) comprises a rotating rod (91), the rotating rod (91) is rotatably connected between the two fixing plates (8) and above the first bevel gears (77), two ends of the rotating rod (91) both extend to the outer sides of the fixing plates (8) and are fixedly connected with second bevel gears (92), the second bevel gears (92) are respectively connected with the corresponding first bevel gears (77) in a meshed manner, one side of one fixing plate (8) and the outer side of the rotating rod (91) is fixedly connected with a driven gear (93), a second servo motor (94) is fixedly installed on the outer side of one fixing plate (8) and above the driven gear (93), and an output shaft of the second servo motor (94) penetrates through the corresponding fixing plate (8) and is fixedly connected with a driving gear (95), the driving gear (95) is meshed with the driven gear (93).
5. An intelligent layered water injection testing device according to claim 1, wherein a first reinforcing plate (17) with a triangular structure is fixedly connected between the outer side of the top of the fixing plate (8) and the bottom of the top plate (10), two second reinforcing plates (18) with a triangular structure are fixedly connected between the bottom of the connecting plate (12) and the outer side of the top of the connecting rod (13), and two third reinforcing plates (19) with a triangular structure are fixedly connected between the outer side of the bottom of the connecting rod (13) and the top of the pressing plate (14).
6. The intelligent layered water injection testing device according to claim 1, wherein a second through hole (20) is formed in the top of the top plate (10) and located between the two hydraulic cylinders (11), a limiting rod (21) is fixedly connected to the top of the connecting plate (12) and located under the second through hole (20), the top of the limiting rod (21) penetrates through the second through hole (20) and extends to the top of the top plate (10) and is fixedly connected with a limiting plate (22), and the limiting rod (21) is connected with the second through hole (20) in a sliding manner.
7. An intelligent layered water injection testing device according to claim 3, wherein the thread directions of the outer sides of the two threaded rods (73) are opposite.
8. The intelligent stratified water injection testing device as claimed in claim 4, wherein a control panel (23) is fixedly installed at one end of the outer side of the base box (2), and the first servo motor (33), the second servo motor (94) and the hydraulic cylinder (11) are electrically connected with the control panel (23).
9. The use method of the intelligent layered water injection testing device according to any one of claims 1 to 8, characterized by comprising the following steps:
s1, placing the equipment at a designated position, then electrifying the equipment, electrically connecting the pressure sensor (16) with external stress display equipment, simultaneously enabling the water injection pipe column to be tested to pass through the limiting grooves (76) between the lower positioning plate (74) and the upper positioning plate (75), and then placing the water injection pipe column between the limiting grooves (76) at the tops of the two lower positioning plates (74);
s2, a second servo motor (94) is controlled to work through a control panel (23), the second servo motor (94) drives a driving gear (95) to rotate, so that a driven gear (93) and a rotating rod (91) are driven to rotate, and then two second bevel gears (92) are driven to rotate, through the rotation of the second bevel gears (92), two first bevel gears (77) are driven to rotate, so that a threaded rod (73) is driven to rotate, through the rotation of the threaded rod (73), an upper positioning plate (75) is driven to move downwards, so that a water injection pipe column to be tested is positioned and clamped through the matching between the lower positioning plate (74) and the upper positioning plate (75);
s3, after positioning and clamping a water injection pipe column to be tested, controlling a hydraulic cylinder (11) to work through a control panel (23), driving a connecting plate (12), a connecting rod (13) and a pressing plate (14) to move downwards, attaching the top of the water injection pipe column to be tested through a pressing groove (15) in the bottom of the pressing plate (14), applying pressure downwards through the hydraulic cylinder (11), detecting a pressure value through a pressure sensor (16), and observing the stress condition of the water injection pipe column through external stress display equipment;
s4, when operating personnel with different heights operate the equipment, the first servo motor (33) is controlled by the control panel (23) to work, the bidirectional screw rod (32) is driven to rotate, two moving blocks (34) are driven to move, the fixing rod (35) and the trapezoidal pushing block (36) are driven to move, the trapezoidal pushing block (36) and the trapezoidal sliding block (31) are matched, the gravity action is matched, and the height of the equipment is changed.
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