CN117780305B - Pressure protection type dosing device for oilfield exploitation - Google Patents
Pressure protection type dosing device for oilfield exploitation Download PDFInfo
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- CN117780305B CN117780305B CN202410194928.1A CN202410194928A CN117780305B CN 117780305 B CN117780305 B CN 117780305B CN 202410194928 A CN202410194928 A CN 202410194928A CN 117780305 B CN117780305 B CN 117780305B
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- 239000000463 material Substances 0.000 claims abstract description 47
- 238000003860 storage Methods 0.000 claims abstract description 44
- 238000002347 injection Methods 0.000 claims abstract description 41
- 239000007924 injection Substances 0.000 claims abstract description 41
- 210000001503 joint Anatomy 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 238000009825 accumulation Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims 1
- 239000000839 emulsion Substances 0.000 abstract description 74
- 239000003208 petroleum Substances 0.000 abstract description 26
- 239000000203 mixture Substances 0.000 abstract description 11
- 239000003921 oil Substances 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention relates to the technical field of oil field dosing, in particular to a pressure protection type dosing device for oil field exploitation. The automatic feeding device comprises a base, wherein the base is fixedly connected with a storage cylinder, the base is fixedly connected with a butt joint pipe, the butt joint pipe is fixedly connected with and communicated with a material injection shell, the bottom of the storage cylinder is fixedly connected with a first electromagnetic valve, the material injection shell is fixedly connected with a first push rod, the telescopic end of the first push rod is fixedly connected with a pushing frame, a first piston plate is slidably connected in the material injection shell, the first piston plate is fixedly connected with the pushing frame, the material injection shell is fixedly connected with a partition plate, and the partition plate is provided with a second electromagnetic valve. According to the invention, the emulsion is injected into the injection shell, the emulsion is premixed with the petroleum, and then the mixture of the emulsion and the petroleum is slowly injected into the butt joint pipe continuously, so that the emulsion is uniformly contacted with the wax block attached in the pipeline, and the phenomenon that the emulsion and the wax block are contacted unevenly due to the fact that the emulsion is injected into the butt joint pipe at one time is avoided.
Description
Technical Field
The invention relates to the technical field of oil field dosing, in particular to a pressure protection type dosing device for oil field exploitation.
Background
In the process of exploiting crude oil, the inner wall of the oil pipe is easy to scale and wax due to the change of physical properties and production parameters of the crude oil, the circulation aperture of the oil is further reduced, even the oil pipe is plugged, and the yield of the oil is reduced.
Disclosure of Invention
The invention provides a pressure protection type dosing device for oilfield exploitation, and aims to solve the defects of the existing dosing device in the background technology.
The technical implementation scheme of the invention is as follows: the utility model provides an oil field exploitation is with pressure protection formula charge device, includes the base, base fixedly connected with control terminal, the top fixedly connected with storage cylinder of base, base fixedly connected with is located the butt joint pipe of storage cylinder below, the upside fixedly connected with of butt joint pipe just communicates and annotates the material shell, the storage cylinder with annotate through the pipeline intercommunication between the material shell, the bottom fixedly connected with of storage cylinder with the first solenoid valve of control terminal electricity connection, first solenoid valve is used for opening the storage cylinder with annotate the pipeline between the material shell, annotate the outside fixedly connected with of material shell with the first push rod of control terminal electricity connection, the flexible end fixedly connected with of first push rod promotes the frame, annotate the sliding connection in the material shell and have first piston plate, first piston plate with promote frame fixedly connected, annotate the material shell in being close to the one end fixedly connected with baffle of butt joint pipe, the baffle is provided with the second solenoid valve of distribution, the second solenoid valve of distribution with the control terminal electricity connection.
More preferably, the partition plate is fixedly connected with a fixed cylinder positioned in the material injection shell, the bottom of the fixed cylinder is fixedly connected with and communicated with an air bag, the air bag is positioned in the butt joint pipe, the fixed cylinder is in sliding connection with the first piston plate, a piston rod is slidingly connected to the upper side in the fixed cylinder, and the fixed cylinder, the air bag and the piston rod are matched to form a closed cavity.
More preferably, the upper side fixedly connected with mount of first piston board, the top sliding connection of mount has first carriage, first carriage with be provided with first elastic element between the mount, first carriage is close to one side fixedly connected with linear array's of fixed cylinder first fixture block, the mount with first piston board is sliding connection jointly has the push shaft, the bottom fixedly connected with of push shaft with annotate material shell sliding connection's second piston board, the second piston board is located between first piston board with the baffle, push shaft's top fixedly connected with second fixture block, linear array first fixture block all with the cooperation of second fixture block, push shaft sliding connection has the regulating block, the regulating block with be provided with second elastic element between the push shaft.
More preferably, the material injecting shell is fixedly connected with a fixing rod, the upper portion of the first sliding frame is slidably connected with a first matching block, the fixing rod is slidably connected with the first matching block, the top end of the piston rod is fixedly connected with a second matching block, and the first matching block is matched with the second matching block.
More preferably, the external contours of the second matching block and the first matching block are right-angled triangles, and the hypotenuses of the second matching block and the first matching block are mutually attached.
More preferably, the second push rod electrically connected with the control terminal is fixedly connected to the outside of the material injection shell, the pressure accumulation block is fixedly connected to one side of the push shaft, which is close to the second push rod, of the push shaft, and the telescopic end of the second push rod is matched with the pressure accumulation block.
More preferably, the material injecting shell is fixedly connected with a third push rod electrically connected with the control terminal, the telescopic end of the third push rod is fixedly connected with an adjusting rod, the adjusting rod is matched with the adjusting block, the upper side face of the first clamping block of the linear array is provided with a pressure sensor, and the pressure sensor of the linear array is electrically connected with the control terminal.
More preferably, the top of the storage cylinder is fixedly connected with a servo motor electrically connected with the control terminal, an output shaft of the servo motor is fixedly connected with a rotating shaft positioned in the storage cylinder, and the rotating shaft is fixedly connected with a linear array stirring frame.
More preferably, the bottom of the inner side of the storage cylinder is fixedly connected with an annular shell, the annular shell is slidably connected with a second sliding frame, the bottom of the storage cylinder is provided with an annular array of impact channels, the annular array of impact channels are communicated with the annular shell, the bottom of the storage cylinder is provided with an annular array of impact holes, the annular array of impact holes are communicated with adjacent impact channels, a third elastic element is arranged between the second sliding frame and the adjacent stirring frame, a bump is fixedly connected with the inner side of the second sliding frame, the bottom of the rotating shaft is provided with a sliding groove, and the bump is slidably connected with the sliding groove.
More preferably, the sliding groove is composed of an annular array of spiral grooves and an annular array of vertical grooves, and the annular array of spiral grooves and the annular array of vertical grooves are alternately distributed and connected end to end.
Compared with the prior art, the invention has the following advantages: 1. according to the invention, the emulsion is injected into the injection shell, the emulsion is premixed with the petroleum, and then the mixture of the emulsion and the petroleum is slowly injected into the butt joint pipe continuously, so that the emulsion is uniformly contacted with the wax block attached in the pipeline, and the problem that the wax block attached in the pipeline is difficult to effectively remove due to uneven contact of the emulsion and the wax block caused by one-time injection of the emulsion into the butt joint pipe is avoided.
2. The elastic force accumulated by the second elastic element pushes the second piston plate to impact the pressure fluctuation in the flushing pipeline, so that the pressure fluctuation is prevented from directly acting on the first piston plate, the first piston plate is impacted, and the first push rod is damaged.
3. The relative position of the adjusting block and the pushing shaft is adjusted to compensate partial elastic force released by the second elastic element, so that the initial elastic force released by the second elastic element is consistent when pressure fluctuation occurs each time, and the second elastic element is enabled to accumulate the same elastic force to push the second piston plate to counteract the pressure fluctuation in the pipeline in one medicine injection period.
4. Through stirring the emulsion in the storage cylinder and upwards impacting the emulsion simultaneously, emulsion molecules in the emulsion are uniformly distributed, and the phenomenon that the emulsion molecules in the emulsion are precipitated after the emulsion in the storage cylinder is placed for a long time is avoided, so that the emulsion molecules in the emulsion are unevenly distributed, and the removal efficiency of the emulsion to wax blocks is reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the butt joint pipe and the injection shell of the present invention;
FIG. 3 is a schematic perspective view of a sliding frame and a first clamping block according to the present invention;
FIG. 4 is a schematic perspective view of a first mating block and a second mating block according to the present invention;
FIG. 5 is a schematic cross-sectional view of a first piston plate and stationary barrel of the present invention;
FIG. 6 is a schematic cross-sectional view of a cartridge of the present invention;
FIG. 7 is a schematic cross-sectional view of the perspective structure of the annular shell and carriage of the present invention;
Fig. 8 is a schematic perspective view of a chute according to the present invention.
Wherein the above figures include the following reference numerals: the device comprises a base, a control terminal, a 103-storage cylinder, a 104-butt tube, a 105-injection shell, a 106-first electromagnetic valve, a 107-first push rod, a 108-push frame, a 109-first piston plate, a 110-partition plate, a 111-second electromagnetic valve, a 201-fixed cylinder, a 202-air bag, a 203-piston rod, a 204-fixed frame, a 205-first sliding frame, a 206-first elastic element, a 207-first clamping block, a 208-push shaft, a 209-second piston plate, a 210-second clamping block, a 211-adjusting block, a 212-second elastic element, a 301-fixed rod, a 302-first matching block, a 303-second matching block, a 401-second push rod, a 402-pressing block, a 501-third push rod, a 502-adjusting rod, a 601-servo motor, a 602-rotating shaft, a 603-stirring frame, a 604-annular shell, a 605-second sliding frame, a 606-impact channel, a 607-impact hole, a 608-third elastic element, a 609-convex block and a 610-sliding 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 apparent that the described embodiment is only one of the preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that may be conceived by those skilled in the art without making any inventive effort within the scope of the present invention should be covered.
Example 1: 1-4, including a base 101, a left side fixedly connected with a control terminal 102 of the base 101 is fixedly connected with a material storage cylinder 103, a top of the material storage cylinder 103 is fixedly connected with a liquid injection channel (not shown in the figure) for injecting emulsion, a front side of a lower end of the base 101 is fixedly connected with a docking pipe 104, an upper side of the docking pipe 104 is fixedly connected and communicated with a material injection shell 105, a bottom of the material storage cylinder 103 is fixedly connected and communicated with a bottom of the material injection shell 105, a bottom of the material storage cylinder 103 is fixedly connected with a first electromagnetic valve 106 electrically connected with the control terminal 102, the first electromagnetic valve 106 is used for controlling emulsion in the material storage cylinder 103 to enter the material injection shell 105, a left side of the material injection shell 105 is fixedly connected with a first push rod 107 electrically connected with the control terminal 102, the telescopic end of the first push rod 107 is fixedly connected with a pushing frame 108, the injection shell 105 is slidably connected with a first piston plate 109, the first piston plate 109 is fixedly connected with the pushing frame 108, the first push rod 107 drives the first piston plate 109 to slide downwards along the injection shell 105 through the pushing frame 108, the first piston plate 109 pushes emulsion and petroleum mixture in the injection shell 105, the bottom end in the injection shell 105 is fixedly connected with a baffle 110, the baffle 110 is provided with second electromagnetic valves 111 distributed in a mirror image manner, the second electromagnetic valves 111 distributed in a mirror image manner are electrically connected with the control terminal 102, the second electromagnetic valves 111 distributed in a mirror image manner are used for communicating the butt joint pipe 104 and the injection shell 105, emulsion and petroleum are premixed through injection, then the mixture of the emulsion and the petroleum is slowly injected into the butt joint pipe 104 continuously, the emulsion is uniformly contacted with wax blocks attached in a pipeline, avoiding uneven contact of the emulsion and the wax block caused by disposable injection of the emulsion into the nipple 104.
The device is arranged at the wellhead of an oil well, two ends of a butt joint pipe 104 are connected with petroleum pipelines on two sides, emulsion is filled into a storage cylinder 103, when the petroleum pipelines are required to be filled with the emulsion to dissolve wax blocks, a first electromagnetic valve 106 is opened, the emulsion in the storage cylinder 103 enters a filling shell 105 along the bottom pipeline, after the emulsion is accumulated in the filling shell 105 to a required injection amount, the first electromagnetic valve 106 is closed, two second electromagnetic valves 111 in mirror image distribution are opened, at the moment, the butt joint pipe 104 is communicated with the filling shell 105, but because the pressure of petroleum in the butt joint pipe 104 is larger than that of the emulsion in the filling shell 105, at the moment, the petroleum in the butt joint pipe 104 enters the filling shell 105 along the two second electromagnetic valves 111 in mirror image distribution, so that the emulsion and the petroleum in the filling shell 105 are premixed until a mixture of the petroleum and the emulsion is filled in the filling shell 105, then the first push rod 107 is started, the telescopic end of the first push rod 107 drives the pushing frame 108 to slowly move downwards, the pushing frame 108 moves to drive the first piston plate 109 to synchronously move downwards along the material injection shell 105, the first piston plate 109 slowly pushes the mixture of the emulsion and the petroleum in the material injection shell 105 downwards along the material injection shell 105, the mixture of the emulsion and the petroleum in the material injection shell 105 slowly enters the butt joint pipe 104 along the thrust of the first piston plate 109 by the two second electromagnetic valves 111, the emulsion flows along the flowing direction of the petroleum after entering the butt joint pipe 104, wax blocks attached to the inner wall of a pipeline are dissolved as much as possible, the emulsion and the petroleum are premixed, then the emulsion is slowly injected into the butt joint pipe 104, the emulsion continuously enters the butt joint pipe 104, the emulsion and the wax blocks are uniformly contacted, the phenomenon that the emulsion is injected into the butt joint pipe 104 at one time, and the contact of the emulsion and the wax blocks is uneven is avoided, resulting in difficulty in effectively removing the wax block attached to the inside of the pipe.
Example 2: on the basis of the embodiment 1, as shown in fig. 2-5, a fixed cylinder 201 is fixedly connected to the middle part of the partition plate 110, an air bag 202 is fixedly connected and communicated with the bottom of the fixed cylinder 201, the air bag 202 is a spherical air bag, the contact area between the air bag 202 and petroleum is increased, the air bag 202 is positioned in the butt joint pipe 104, the fixed cylinder 201 is in sliding connection with a first piston plate 109, a piston rod 203 is slidably connected in the fixed cylinder 201, the air bag 202 and the piston rod 203 are matched to form a closed cavity, when pressure fluctuation occurs in petroleum in the butt joint pipe 104, the petroleum pressure in a pipeline in the butt joint pipe 104 increases to squeeze the air bag 202, the air in the closed cavity formed by the matched fixed cylinder 201, the air bag 202 and the piston rod 203 pushes the piston rod 203 to slide upwards by petroleum extrusion force, a fixed frame 204 is fixedly connected to the upper plane of the first piston plate 109, a first sliding frame 205 is slidably connected to the top on the right side of the fixed frame 204, a first elastic element 206 is arranged between the first sliding frame 205 and the fixed frame 204, the first elastic element 206 is a spring, the first elastic element 206 is used for driving the first sliding frame 205 to reset, the left side of the first sliding frame 205 is fixedly connected with five first clamping blocks 207 of a linear array, the right side of the fixed frame 204 and the right side of the first piston plate 109 are jointly and slidably connected with a pushing shaft 208, the bottom end of the pushing shaft 208 is fixedly connected with a second piston plate 209 which is slidably connected with the material injecting shell 105, the second piston plate 209 is slidably connected with the fixed cylinder 201, the second piston plate 209 is positioned between the first piston plate 109 and the partition 110, the top end of the pushing shaft 208 is fixedly connected with a second clamping block 210, the five first clamping blocks 207 of the linear array are matched with the second clamping blocks 210, the pushing shaft 208 is slidably connected with an adjusting block 211, a second elastic element 212 is arranged between the adjusting block 211 and the pushing shaft 208, the second elastic element 212 is a spring, and the initial state is the compression state, be used for driving first piston plate 109 and promote the interior material of notes material shell 105 to remove fast, first fixture block 207 is spacing being used for avoiding second elastic element 212 to reset to second fixture block 210, the rear side fixedly connected with dead lever 301 of notes material shell 105, the top sliding connection of first carriage 205 has first cooperation piece 302, dead lever 301 and first cooperation piece 302 sliding connection, the top fixedly connected with second cooperation piece 303 of piston rod 203, second cooperation piece 303 and the outer profile of first cooperation piece 302 are right triangle-shaped, and second cooperation piece 303 and the hypotenuse of first cooperation piece 302 are mutually laminated, first cooperation piece 302 cooperates with second cooperation piece 303, piston rod 203 upwards slides and drives first cooperation piece 302 and extrudeed second cooperation piece 303, make second cooperation piece 303 slide along dead lever 301, simultaneously make first carriage 205 slide along mount 204, make first fixture block 207 and second fixture block 210 separate, release first fixture block 207 and second fixture block 210's spacing, make second elastic element 212 reset, it is right triangle-angled to promote the outside profile of first cooperation piece 302, and the hypotenuse piston plate 105 is carried forward by the hypotenuse of second elastic element 212, it is surging material 105 to the interior material of first pipe-line 109 to the first impulse material of first impulse plate 109 is influenced by the direct impact of fluctuation, the material is broken, the material is avoided in the first impulse plate 109 is influenced by the impulse material is directly to the impulse material of first plate 109.
As shown in fig. 3 and fig. 4, a second push rod 401 electrically connected to the control terminal 102 is fixedly connected to the right side of the injection shell 105, an accumulator block 402 is fixedly connected to the right side of the push shaft 208, a telescopic end of the second push rod 401 is matched with the accumulator block 402, the second push rod 401 drives the push shaft 208 to slide upwards and reset by pushing the accumulator block 402, inclined surfaces are arranged on the left lower sides of five first clamping blocks 207 of the linear array, inclined surfaces are arranged on the right upper sides of the second clamping blocks 210, the second clamping blocks 210 extrude the first clamping blocks 207, the push shaft 208 is reset to an initial state, and at the moment, the second elastic element 212 is compressed and accumulated with elastic force, so that emulsion is conveniently injected into the butt joint pipe 104 next time.
When the mixture of emulsion and petroleum is slowly injected into the butt joint pipe 104, if the petroleum pressure in the pipeline is suddenly increased, the petroleum in the pipeline can extrude the air bag 202, the air bag 202 is deformed by the extrusion force of the petroleum, the deformation of the air bag 202 reduces the volume of a closed cavity formed by the air bag 202, the fixed cylinder 201 and the piston rod 203 in a matched manner, the volume of the closed cavity formed by the air bag 202, the fixed cylinder 201 and the piston rod 203 is reduced, the air pressure of the air in the closed cavity is increased, the air pressure in the closed cavity is increased to push the piston rod 203 to slide upwards along the fixed cylinder 201, the piston rod 203 drives the second matching block 303 to synchronously move upwards, the second matching block 303 moves upwards to extrude the first matching block 302, the first matching block 302 is extruded by the second matching block 303 to slide rightwards along the fixed rod 301, the first matching block 302 slides rightward along the fixing rod 301 to drive the first sliding frame 205 to slide rightward along the fixing frame 204, at this time, the first elastic elements 206 compress, the first sliding frame 205 drives the five first clamping blocks 207 to move synchronously, so that the first clamping blocks 207 at the top are separated from the second clamping blocks 210, then the second elastic elements 212 reset to release accumulated elastic force and drive the pushing shaft 208 to slide downward along the fixing frame 204 and the first piston plate 109, the pushing shaft 208 pushes the second piston plate 209 to move downward along the injection shell 105, the second piston plate 209 rapidly moves downward to impact pressure fluctuation in the flushing pipeline, and the second piston plate 209 is pushed by the elastic force accumulated by the second elastic elements 212 to impact pressure fluctuation in the flushing pipeline, so that the pressure fluctuation is prevented from directly acting on the first piston plate 109, the first piston plate 109 is impacted, and the first push rod 107 is damaged.
When the first pressure fluctuation disappears, the extrusion force of the oil in the butt joint pipe 104 to the air bag 202 is restored to the initial state, the first elastic element 206 resets to drive the first sliding frame 205 to reset, the first sliding frame 205 resets to drive the five first clamping blocks 207 of the linear array to reset, the five first clamping blocks 207 of the linear array reset, and the second clamping blocks 210 move downwards along the five first clamping blocks 207 of the linear array for one example (the longer the duration of the pressure fluctuation, the more the number of the first clamping blocks 207 are lowered by the second clamping blocks 210), at this time, the second clamping blocks 210 are limited again by the first sliding frame 205 from top to bottom, the release of the elastic force of the second elastic element 212 is stopped, and when the mixture of the emulsion and the oil is injected into the butt joint pipe 104, when the pressure fluctuation occurs again, the steps are repeated until the injection of the emulsion and the oil mixture in the material injection shell 105 is completed.
After the injection of the emulsion and the petroleum mixture in the injection shell 105 is finished, the second push rod 401 is started, the telescopic end of the second push rod 401 moves upwards to push the pressure accumulating block 402, the pressure accumulating block 402 drives the push shaft 208 to slide upwards along the fixing frame 204, the push shaft 208 drives the second clamping block 210 on the top of the pressure accumulating block 402 to slide upwards synchronously, the second clamping block 210 slides upwards synchronously to press the adjacent first clamping block 207, the first clamping block 207 is pressed by the extrusion force of the second clamping block 210 to drive the first sliding frame 205 to slide along the fixing frame 204, the first elastic element 206 is compressed until the push shaft 208 slides to an initial state along the fixing frame 204, meanwhile, the push shaft 208 slides along the fixing frame 204 to press the second elastic element 212, the second elastic element 212 accumulates elastic force again, the push shaft 208 is limited again by the first clamping block 207 on the top, at the moment, the second push rod 401 drives the telescopic end to return to the initial state, and then the second push rod 401 is closed.
Example 3: on the basis of embodiment 2, as shown in fig. 3 and 4, the front side of the material injecting shell 105 is fixedly connected with the second push rod 401 electrically connected with the control terminal 102, the telescopic end of the third push rod 501 is fixedly connected with the adjusting rod 502, the adjusting rod 502 is matched with the adjusting block 211, the telescopic end of the third push rod 501 drives the adjusting block 211 to slide downwards along the fixed cylinder 201 through the adjusting rod 502, the distance between the pushing shaft 208 and the adjusting block 211 is changed, the elastic force accumulated by the second elastic element 212 is restored to an initial state, the upper side surfaces of the five first clamping blocks 207 of the linear array are all provided with pressure sensors (not shown in the figure), the five pressure sensors of the linear array are electrically connected with the control terminal 102, the second clamping block 210 is contacted with the five pressure sensors of the linear array, the third push rod 501 is fed back to the third push rod 501 to drive the sliding distance of the adjusting block 211 along the pushing shaft 208, and the elastic force accumulated by the second elastic element 212 can counteract multiple pressure fluctuation occurring in a pipeline in one dosing period.
When the first push rod 107 is opened, the third push rod 501 is synchronously opened, the telescopic end of the third push rod 501 drives the adjusting rod 502 to move downwards, and the speed of the adjusting rod 502 and the pushing frame 108 to move downwards are synchronous, in the process, when pressure fluctuation occurs in a pipeline, the speed of the adjusting rod 502 and the pushing frame 108 to move downwards is still synchronous, until the pressure fluctuation is finished, namely, when the second clamping block 210 is limited by the first clamping block 207 except the uppermost side on the first sliding frame 205, taking the example that the second clamping block 210 is limited by the second first clamping block 207 from top to bottom, when the second clamping block 210 is limited by the second first clamping block 207 from top to bottom, a pressure sensor on the plane of the first clamping block 207 is extruded by the second clamping block 210, so as to send a signal to the control terminal 102, the distance of the downward movement of the second clamping block 210 is fed back, then the control terminal 102 sends a signal to the third push rod 501, the third push rod 501 accelerates the falling speed of the adjusting rod 502, the adjusting rod 502 pushes the adjusting block 211 downwards, the adjusting block 211 and the pushing shaft 208 slide in a staggered manner to compensate the distance of the downward movement of the second clamping block 210, meanwhile, the adjusting block 211 slides downwards along the pushing shaft 208 to squeeze the second elastic element 212 again, the second elastic element 212 is compressed to an initial state again, then the falling speed of the third push rod 501 is slowed down to be restored to the initial state, when the next pressure fluctuation occurs, the elasticity of the second elastic element 212 is restored to the initial state, and the fact that the second elastic element 212 pushes the second piston plate 209 still has enough pushing force to quickly push the pressure fluctuation in the material impact pipeline in the material injection shell 105 is ensured.
Example 4: on the basis of embodiment 3, as shown in fig. 6-8, a servo motor 601 electrically connected with the control terminal 102 is fixedly connected to the top of the storage cylinder 103, a rotating shaft 602 positioned in the storage cylinder 103 is fixedly connected to an output shaft of the servo motor 601, three stirring frames 603 in a linear array are fixedly connected to the rotating shaft 602, the output shaft of the servo motor 601 drives the three stirring frames 603 in the linear array to stir emulsion in the storage cylinder 103 through the rotating shaft 602, an annular shell 604 is fixedly connected to the bottom of the inner side of the storage cylinder 103, the annular shell 604 is slidingly connected with a second sliding frame 605, six impact channels 606 in an annular array are arranged at the bottom of the storage cylinder 103, the six impact channels 606 in an annular array are all communicated with the annular shell 604, impact holes 607 in an annular array are all communicated with adjacent impact channels 606, a third elastic element 608 is arranged between the second sliding frame 605 and the adjacent stirring frame 603, the third elastic element 608 is a spring, the third elastic element 608 is used for driving the second sliding frame 605 to reset and slide along the annular shell 604, the inner side of the annular shell 604 is fixedly connected with a lug 609, the bottom of the rotating shaft 602 is provided with a sliding groove 610, the sliding groove 610 consists of two spiral grooves of an annular array and two vertical grooves of the annular array, the two spiral grooves of the annular array and the two vertical grooves of the annular array are alternately distributed and are connected end to end, the lug 609 is in sliding connection with the sliding groove 610, the rotating shaft 602 rotates to drive the sliding groove 610 to rotate, the sliding groove 610 rotates to enable the second sliding frame 605 to reciprocate up and down along the annular shell 604 by extruding the lug 609, emulsion in the storage cylinder 103 is stirred to impact the emulsion upwards simultaneously, emulsion molecules in the emulsion are uniformly distributed, after the emulsion in the storage cylinder 103 is prevented from being placed for a long time, the emulsion molecules in the emulsion are precipitated, so that the emulsion molecules in the emulsion are unevenly distributed, and the removal efficiency of the emulsion on wax blocks is reduced.
Before the emulsion in the storage cylinder 103 is not consumed, the servo motor 601 is periodically started, the output shaft of the servo motor 601 drives the rotating shaft 602 to rotate, the rotating shaft 602 rotates to drive the three stirring frames 603 of the linear array to rotate, the three stirring frames 603 of the linear array rotate to stir the emulsion, simultaneously, the rotating shaft 602 rotates to drive the sliding groove 610 at the bottom of the linear array to synchronously rotate, at the moment, the convex block 609 slides along the spiral groove of the sliding groove 610 and drives the second sliding frame 605 to slide upwards along the annular shell 604, at the moment, emulsion in the storage cylinder 103 enters six impact channels 606 of the annular array along evenly distributed impact holes 607, then the emulsion enters the annular shell 604 along the six impact channels 606 of the annular array, meanwhile, the third elastic element 608 is compressed, when the convex block 609 is separated from the spiral groove of the sliding groove 610 and enters the vertical groove of the sliding groove 610, at the moment, the third elastic element 608 resets to drive the second sliding frame 605 to slide downwards along the annular shell 604, the emulsion in the annular shell 604 slides downwards along the annular shell 604, the emulsion in the annular shell 604 enters the six impact channels 606 of the annular array, the emulsion 103 enters the annular array along the six impact channels 607, the impact channels 103 of the annular array enters the annular array, the adjacent impact channels 103 enters the annular array, the impact channels in the adjacent impact channels in the annular array, the impact channels in the storage cylinder 103 is not evenly distributed, and the impact the emulsion is prevented from being removed, and the inside the storage cylinder is prevented from being evenly, and the impact the emulsion in the storage cylinder is removed, and the inside the molecular storage cylinder is not evenly, and the impact the inside the emulsion is prevented from being deposited, and the inside the storage cylinder, and the emulsion is in the inside and the storage cylinder and the emulsion is stored.
The foregoing has outlined rather broadly the more detailed description of the application in order that the detailed description of the principles and embodiments of the application may be implemented in conjunction with the detailed description of the application that follows, the examples being merely intended to facilitate an understanding of the method of the application and its core concepts; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.
Claims (6)
1. The utility model provides a pressure protection type dosing device for oil field exploitation, its characterized in that, including base (101), base (101) fixedly connected with control terminal (102), the top fixedly connected with of base (101) stores up feed cylinder (103), base (101) fixedly connected with is located butt joint pipe (104) of storage feed cylinder (103) below, the upside fixedly connected with of butt joint pipe (104) just communicates and annotates feed shell (105), store up feed cylinder (103) with annotate feed shell (105) between through the pipeline intercommunication, the bottom fixedly connected with of storage feed cylinder (103) with first solenoid valve (106) of control terminal (102) electricity connection, first solenoid valve (106) are used for opening store up feed cylinder (103) with annotate feed shell (105) between the pipeline, the outside fixedly connected with of annotate feed shell (105) with first push rod (107) of control terminal (102) electricity connection, piston end fixedly connected with promotes piston carrier (108) between first push rod (107) and annotate feed shell (105), piston carrier (109) are connected with piston carrier (109) in advance feed carrier (109), the partition plate (110) is provided with second electromagnetic valves (111) in mirror image distribution, and the second electromagnetic valves (111) in mirror image distribution are electrically connected with the control terminal (102);
The baffle (110) is fixedly connected with a fixed cylinder (201) positioned in the material injection shell (105), the bottom of the fixed cylinder (201) is fixedly connected and communicated with an air bag (202), the air bag (202) is positioned in the butt joint pipe (104), the fixed cylinder (201) is in sliding connection with the first piston plate (109), a piston rod (203) is slidingly connected to the upper side in the fixed cylinder (201), and the fixed cylinder (201), the air bag (202) and the piston rod (203) are matched to form a closed cavity;
the upper side of the first piston plate (109) is fixedly connected with a fixing frame (204), the top of the fixing frame (204) is slidably connected with a first sliding frame (205), a first elastic element (206) is arranged between the first sliding frame (205) and the fixing frame (204), one side, close to the fixed cylinder (201), of the first sliding frame (205) is fixedly connected with a first clamping block (207) of a linear array, the fixing frame (204) and the first piston plate (109) are slidably connected with a pushing shaft (208), the bottom end of the pushing shaft (208) is fixedly connected with a second piston plate (209) which is slidably connected with the material injection shell (105), the second piston plate (209) is positioned between the first piston plate (109) and the partition plate (110), the top end of the pushing shaft (208) is fixedly connected with a second clamping block (210), the first clamping blocks (207) of the linear array are matched with the second clamping blocks (210), the pushing shaft (208) is slidably connected with an adjusting block (208), and the second clamping block (211) is provided with an elastic element (212);
The injection shell (105) is fixedly connected with a fixed rod (301), the upper part of the first sliding frame (205) is slidably connected with a first matching block (302), the fixed rod (301) is slidably connected with the first matching block (302), the top end of the piston rod (203) is fixedly connected with a second matching block (303), and the first matching block (302) is matched with the second matching block (303);
the external contours of the second matching block (303) and the first matching block (302) are right triangles, and the hypotenuses of the second matching block (303) and the first matching block (302) are mutually attached.
2. The pressure protection type dosing device for oilfield exploitation according to claim 1, wherein a second push rod (401) electrically connected with the control terminal (102) is fixedly connected to the outside of the material injection shell (105), an accumulation block (402) is fixedly connected to one side, close to the second push rod (401), of the push shaft (208), and the telescopic end of the second push rod (401) is matched with the accumulation block (402).
3. The pressure protection type dosing device for oilfield exploitation according to claim 2, wherein the material injection shell (105) is fixedly connected with a third push rod (501) electrically connected with the control terminal (102), the telescopic end of the third push rod (501) is fixedly connected with an adjusting rod (502), the adjusting rod (502) is matched with the adjusting block (211), the upper side face of the first clamping block (207) of the linear array is provided with a pressure sensor, and the pressure sensor of the linear array is electrically connected with the control terminal (102).
4. A pressure protection type dosing device for oil field exploitation according to claim 3, characterized in that a servo motor (601) electrically connected with the control terminal (102) is fixedly connected to the top of the storage cylinder (103), an output shaft of the servo motor (601) is fixedly connected with a rotating shaft (602) located inside the storage cylinder (103), and the rotating shaft (602) is fixedly connected with a stirring frame (603) of a linear array.
5. The pressure protection type dosing device for oilfield exploitation according to claim 4, wherein an annular shell (604) is fixedly connected to the bottom of the inner side of the storage barrel (103), a second sliding frame (605) is slidably connected to the annular shell (604), an annular array of impact channels (606) are arranged at the bottom of the storage barrel (103), the annular array of impact channels (606) are communicated with the annular shell (604), an annular array of impact holes (607) are arranged at the bottom of the storage barrel (103), the annular array of impact holes (607) are communicated with the adjacent impact channels (606), a third elastic element (608) is arranged between the second sliding frame (605) and the adjacent stirring frame (603), a bump (609) is fixedly connected to the inner side of the second sliding frame (605), a chute (610) is arranged at the bottom of the rotating shaft (602), and the bump (609) is slidably connected with the chute (610).
6. A pressure protection type chemical feeding device for oil field exploitation according to claim 5, wherein the sliding groove (610) is composed of a spiral groove of annular array and a vertical groove of annular array, the spiral groove of annular array and the vertical groove of annular array are alternately distributed and connected end to end.
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| CN117780305B true CN117780305B (en) | 2024-04-23 |
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| CN117989471B (en) * | 2024-04-02 | 2024-06-04 | 东营华辰石油装备有限公司 | Solar energy storage type dosing device for oil extraction in oil field |
| CN118375413B (en) * | 2024-06-25 | 2024-08-23 | 东营华辰石油装备有限公司 | Protective type complete wellhead dosing device |
| CN118564213B (en) * | 2024-07-29 | 2024-10-01 | 山东天中环保有限公司 | Automatic pressure protection type dosing device for oilfield exploitation |
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| RU76381U1 (en) * | 2008-05-04 | 2008-09-20 | Открытое Акционерное Общество "Научно-исследовательский институт по нефтепромысловой химии" (ОАО "НИИнефтепромхим") | DEEP REAGENT DOSING DEVICE IN A WELL WITH A DRIVE FROM A ROCKING MACHINE |
| CN211098670U (en) * | 2019-09-04 | 2020-07-28 | 东营华辰热能设备技术有限公司 | Can realize charge device of teletransmission control |
| CN213510550U (en) * | 2020-11-09 | 2021-06-22 | 刘晓鹏 | Oil production device in pit |
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| CN114526447A (en) * | 2022-04-21 | 2022-05-24 | 胜利油田东强机电设备制造有限公司 | Oil field is with evenly falling thick charge device |
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| RU76381U1 (en) * | 2008-05-04 | 2008-09-20 | Открытое Акционерное Общество "Научно-исследовательский институт по нефтепромысловой химии" (ОАО "НИИнефтепромхим") | DEEP REAGENT DOSING DEVICE IN A WELL WITH A DRIVE FROM A ROCKING MACHINE |
| CN211098670U (en) * | 2019-09-04 | 2020-07-28 | 东营华辰热能设备技术有限公司 | Can realize charge device of teletransmission control |
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| CN117780305A (en) | 2024-03-29 |
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