CN108930655B - Centrifugal pump with anti-blocking function for oil field - Google Patents
Centrifugal pump with anti-blocking function for oil field Download PDFInfo
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- CN108930655B CN108930655B CN201811037803.9A CN201811037803A CN108930655B CN 108930655 B CN108930655 B CN 108930655B CN 201811037803 A CN201811037803 A CN 201811037803A CN 108930655 B CN108930655 B CN 108930655B
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- centrifugal pump
- pump
- water injection
- motor
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 238000002347 injection Methods 0.000 claims abstract description 32
- 239000007924 injection Substances 0.000 claims abstract description 32
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 238000004804 winding Methods 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005304 joining Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 239000012535 impurity Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000000605 extraction Methods 0.000 description 3
- 230000001808 coupling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
- F04D29/044—Arrangements for joining or assembling shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/20—Mounting rotors on shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a centrifugal pump with an anti-blocking function for an oil field, which comprises a bottom plate, a pump cover and an external pipe, wherein a first motor is fixedly arranged on the right side of the upper end of the bottom plate, a coupling device is arranged on the outer surface of a rotating shaft, the rotating shaft is connected with a pump body through a bearing, a bump is connected to the outer side of the front end of a second motor, a spring is connected and arranged in a winding manner in the movable column, a water injection pipe is connected to the outer surface of the left end of the cylinder, impellers are arranged in the pump body at equal intervals, a cushion block is arranged in a mounting hole, a flange is fixedly connected to the left end of the pump body, and a sealing block is tightly attached to the outer surface of a sealing disc. This centrifugal pump for oil field with prevent blockking up function, shaft coupling device is more stable, the control that can be automated draws water the joining, has improved the gas tightness of device, has device and filter equipment that prevent blockking up, and the inside atmospheric pressure of convenient controlling means, and it is higher to connect the compactness between the device.
Description
Technical Field
The invention relates to the technical field of centrifugal pumps, in particular to an oilfield centrifugal pump with an anti-blocking function.
Background
The centrifugal pump is widely applied because the centrifugal pump has the advantages of simple structure, small volume, light weight, stable flow, easy manufacture and convenient maintenance, and has various forms of vertical, horizontal, single-stage, multistage, single-suction, double-suction, self-suction and the like, the liquid in the impeller is pushed by the blades to rotate together with the blades, and the liquid moves outwards from the center and obtains momentum increment by centrifugal force generated by rotation.
The oil mass in the oil field is extracted and utilized by the device in industry, and a large amount of oil mass extraction and utilization can bring great use to the country and people, so a pump body with high extraction efficiency can bring extremely important significance and effect, but the existing centrifugal pump for the oil field has the following problems in the use process: the coupling device is not stable enough and is inconvenient to install and connect; the water diversion can not be automatically controlled, the water injection end is required to be repeatedly opened for use, and the air tightness of the device is reduced; the single-stage oil pump is adopted, so that the sucking efficiency is low, and the connection of the impellers is not stable enough; there is no anti-clogging means and no filtering means; the air pressure inside the device is inconvenient to control, and the connection tightness between the devices is insufficient.
Disclosure of Invention
The invention aims to provide a centrifugal pump with an anti-blocking function for an oil field, which aims to solve the problems that a coupling device is not stable enough and is inconvenient to install and connect in the background technology; the water diversion can not be automatically controlled, the water injection end is required to be repeatedly opened for use, and the air tightness of the device is reduced; the single-stage oil pump is adopted, so that the sucking efficiency is low, and the connection of the impellers is not stable enough; there is no anti-clogging means and no filtering means; the air pressure inside the device is inconvenient to control, and the connection tightness between the devices is insufficient.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an oil field centrifugal pump with prevent blockking up function, including bottom plate, pump cover and outer pipe, the upper end right side fixed mounting of bottom plate is provided with first motor, and the left end of first motor is connected with the pivot, the surface of pivot is provided with the shaft coupling, and the left side of shaft coupling is provided with the bearing, the pivot is connected with the pump body through the bearing, and the right-hand member inside of pump body is provided with the barrel, and the lower extreme fixed second motor that is provided with of barrel, the front end outside of second motor is connected with the lug, and the upper end of lug is provided with the spliced pole, the inside winding of spliced pole is connected and is provided with the spring, and the top of spliced pole is provided with the water injection section of thick bamboo, and the equal equidistant impeller that is provided with in the inside of pump body and the inside center of impeller, the inside of mounting hole is provided with the cushion, and the inside of cushion is equi-spacing inlay in the surface of pivot to the inside of mounting hole, the left end fixed connection of pump cover is provided with the flange plate, the sealed end is provided with the flange plate is connected with the sealed end, the sealed end is connected with the flange plate, the sealed end is connected with the sealed end is outside, the sealed end is provided with the sealed end is connected with the flange plate, the sealed end is connected with the sealed end is outside, the sealed end is connected with the flange is outside is connected with the sealed end is outside the sealed end is sealed, and the third motor penetrates through the buffering press bar and is connected to the rotary stirring piece, the left end of the rotary stirring piece is provided with a filter device, and the filter device is fixedly arranged in the outer connecting pipe.
Preferably, the shaft coupling device comprises a first clamping block, a second clamping block and a central disc, the second clamping block is tightly attached to the right side of the first clamping block, and the central disc is arranged in the inner clamping connection of the first clamping block and the second clamping block.
Preferably, the first clamping block, the second clamping block and the central disc are all connected through the rotating shaft in a penetrating mode, and the first clamping block, the second clamping block and the central disc are connected in a staggered clamping mode in sequence.
Preferably, the lug and the movable column form a linkage structure in the barrel, the movable column and the water injection barrel are telescopic structures in the barrel, and the upper end of the water injection barrel is of a funnel-shaped structure.
Preferably, the impeller is provided with 6 groups at equal intervals relative to the pump body, the impeller is connected with the rotating shaft in a clamping way through the mounting holes and the cushion blocks, and the mounting holes are of a convex structure.
Preferably, the pump cover comprises a left shell, mounting plates, support legs, connecting holes and a right shell, wherein the mounting plates are arranged at the outer edge of the left shell at equal intervals, the support legs are fixed on the front side and the rear side of the lower end of the left shell, the connecting holes are reserved in the center of the left shell, and the right end of the left shell is fixedly connected with the right shell.
Preferably, the outer surface of the right shell is matched with the outer surface of the sealing disc, the inside of the right shell is of a hollow structure, the sealing disc is connected with the right shell in a threaded manner, and the sealing block is of a disassembling structure on the sealing disc.
Preferably, the rotary stirring piece is in a rotating structure inside the external connection pipe, and the rotary stirring piece is in a telescopic structure inside the external connection pipe.
Preferably, the filtering device comprises a handle, a clamping ring and a filtering plate, wherein the lower end of the handle is welded and connected with the clamping ring, and the filtering plate is fixedly arranged on the inner side of the clamping ring.
Preferably, the inner diameter of the filter plate is equal to that of the external connecting pipe, and the snap ring is connected with the external connecting pipe in a clamping way.
Compared with the prior art, the invention has the beneficial effects that: the centrifugal pump for the oil field with the anti-blocking function has the advantages that the coupling device is stable, the coupling device is convenient to install and connect, the water diversion can be automatically controlled, the water injection end does not need to be repeatedly opened and used, the air tightness of the device is improved, the anti-blocking device and the filtering device are arranged, the air pressure inside the device is conveniently controlled, and the connection compactness between the devices is higher;
1. the second motor, the convex blocks, the movable columns and the magnets are arranged, the convex blocks can be driven to rotate through the rotation of the second motor, the convex blocks are in a convex shape, so that the movable columns can be continuously pushed to move up and down, the water injection cylinder stretches and stretches at the upper end of the inside of the cylinder under the action of the 2 groups of magnets, the right port of the water injection pipe is controlled to be closed, and the water diversion addition is conveniently controlled;
2. the installation holes, the impellers and the cushion blocks are arranged, so that a plurality of groups of impellers are clamped and fixed on the outer surface of the rotating shaft under the action of the cushion blocks, the rotating stability of the rotating shaft is improved, and the problem that the impellers are fixedly connected with the rotating shaft to cause inconvenient insertion and installation is solved;
3. the sealing disc, the sealing block and the cavitation holes are arranged, and the sealing block is arranged at different positions of the cavitation holes on the sealing disc in a threaded manner, so that the exposed number of the cavitation holes on the sealing disc is regulated, and the air pressure intensity inside the device is changed;
4. through being provided with oil filter paper, stirring piece and filter equipment soon, large granule impurity in to the oil filters through filter equipment, and the effect of rethread oil filter paper adsorbs the tiny particle impurity in the oil, and filter equipment is detachable construction, conveniently takes out fast and handles, and the inside that the rethread stirring piece rotated the effect and avoid outer takeover takes place to block up.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic view of a coupling device according to the present invention;
FIG. 3 is a schematic view of the mounting and connecting structure of the impeller and the shaft of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 5 is a schematic view of the overall structure of the pump cover and outlet pipe connection of the present invention;
FIG. 6 is a schematic view of the right surface structure of the right housing of the present invention;
FIG. 7 is a schematic view of the installation structure of the filter device and the extension pipe of the present invention;
fig. 8 is a schematic diagram of a connection structure of the bump and the movable column according to the present invention.
In the figure: 1. a bottom plate; 2. a first motor; 3. a rotating shaft; 4. a coupling device; 401. a first clamping block; 402. a second clamping block; 403. a center plate; 5. a bearing; 6. a pump body; 7. a cylinder; 8. a second motor; 9. a bump; 10. a movable column; 11. a spring; 12. a water injection cylinder; 13. a magnet; 14. a water injection pipe; 15. a mounting hole; 16. an impeller; 17. a cushion block; 18. a flange; 19. a sealing plate; 20. a closing block; 21. cavitation holes; 22. a flow hole; 23. a pump cover; 2301. a left housing; 2302. a mounting piece; 2303. a support leg; 2304. a connection hole; 2305. a right housing; 24. a water outlet pipe; 25. an outer connecting pipe; 26. oil filtering paper; 27. stirring the slices; 28. buffering and pressing ribs; 29. a third motor; 30. a filtering device; 3001. a handle; 3002. a clasp; 3003. and (5) a filter plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: the centrifugal pump with anti-blocking function for oil field comprises a bottom plate 1, a first motor 2, a rotating shaft 3, a coupling device 4, a bearing 5, a pump body 6, a cylinder 7, a second motor 8, a protruding block 9, a movable column 10, a spring 11, a water injection cylinder 12, a magnet 13, a water injection pipe 14, a mounting hole 15, an impeller 16, a cushion block 17, a flange 18, a sealing disc 19, a sealing block 20, a cavitation hole 21, a circulation hole 22, a pump cover 23, a water outlet pipe 24, an external pipe 25, oil filtering paper 26, a rotary stirring sheet 27, a buffer rib 28, a third motor 29 and a filtering device 30, wherein the right side of the upper end of the bottom plate 1 is fixedly provided with the first motor 2, the left end of the first motor 2 is connected with the rotating shaft 3, the outer surface of the rotating shaft 3 is provided with the coupling device 4, the left side of the coupling device 4 is provided with the bearing 5, the rotating shaft 3 is connected with the pump body 6 through the bearing 5, the right end of the pump body 6 is internally provided with the cylinder 7, the lower end of the cylinder 7 is fixedly provided with a second motor 8, the outer side of the front end of the second motor 8 is connected with a bump 9, the upper end of the bump 9 is provided with a movable column 10, the inside of the movable column 10 is wound and connected with a spring 11, the upper side of the movable column 10 is provided with a water injection cylinder 12, the upper surface of the movable column 10 and the lower surface of the water injection cylinder 12 are fixedly provided with magnets 13, the outer surface of the left end of the cylinder 7 is connected with a water injection pipe 14, the inside of the pump body 6 is provided with impellers 16 at equal intervals, the center of the inside of the impellers 16 is reserved with a mounting hole 15, the inside of the mounting hole 15 is provided with a cushion block 17, the cushion block 17 is inlaid on the outer surface of the rotating shaft 3 at equal intervals, the rotating shaft 3 penetrates through the inside of the mounting hole 15, the left end of the pump body 6 is fixedly connected with a flange 18, the left end surface of the flange 18 is fixedly provided with a sealing disc 19, the surface of sealing disk 19 is closely laminated and is provided with sealing block 20, and all reserve on sealing block 20 and the sealing disk 19 and be provided with cavitation hole 21, the surface side reservation of sealing disk 19 is provided with circulation hole 22, pump cover 23 fixed connection is in the left end of flange 18, and the right-hand member upper surface of pump cover 23 is connected with outlet pipe 24 in the penetration, outer takeover 25 fixed connection is in the left end center of pump cover 23, and the inside of outer takeover 25 is provided with oil filter paper 26, the lower extreme inside of outer takeover 25 is provided with revolves stirring piece 27, and revolve the right-hand member of stirring piece 27 and be connected with buffering clamp 28, the right-hand member of buffering clamp 28 is provided with third motor 29, and third motor 29 runs through buffering clamp 28 and connects on revolving stirring piece 27, the left end of revolving stirring piece 27 is provided with filter equipment 30, and filter equipment 30 fixed mounting is in the inside of outer takeover 25.
If the shaft coupling device 4 in figure 2 includes first fixture block 401, second fixture block 402 and center dish 403, the right side of first fixture block 401 is closely laminated and is provided with second fixture block 402, the inside block connection of first fixture block 401 and second fixture block 402 is provided with center dish 403, through the fixed knot of first fixture block 401, second fixture block 402 and center dish 403 constructs with the design, the inseparabler of easy to assemble, and increase the stability of pivot 3 installation connection, the effect of shaft coupling is better, like in figure 1-2 first fixture block 401, second fixture block 402 and center dish 403 all run through the connection through pivot 3, and first fixture block 401, second fixture block 402 and center dish 403 are crisscross block connection in proper order, increase the coupling effect.
If in fig. 1 boss 9 and movable column 10 constitute the linkage structure in barrel 7's inside, and movable column 10 and water injection section of thick bamboo 12 are the extending structure in barrel 7's inside, and the upper end of water injection section of thick bamboo 12 is the funnel-shaped structure, can drive boss 9 rotation through the rotation of second motor 8, thereby can constantly promote movable column 10 and reciprocate because boss 9 is "protruding" style of calligraphy, the effect of rethread 2 group magnet 13 makes water injection section of thick bamboo 12 flexible in barrel 7's inside upper end, the closure of control water injection pipe 14 right port, the joining of convenient control diversion, like in fig. 1 impeller 16 is provided with 6 groups about pump body 6 equidistant, and impeller 16 is the block connection through mounting hole 15 and cushion 17 and the connected mode of pivot 3, and mounting hole 15 is "protruding" style of calligraphy structure, fix multiunit impeller 16 at the surface of pivot 3 through the effect of cushion 17, increase its pivoted stability, avoid impeller 16 and pivot 3 fixed connection and lead to inconvenient problem of inserting the installation.
As in fig. 5, the pump cover 23 includes a left housing 2301, a mounting plate 2302, a supporting leg 2303, a connecting hole 2304 and a right housing 2305, the outer edge of the left housing 2301 is provided with the mounting plate 2302 at equal intervals, the supporting legs 2303 are fixed on the front and rear sides of the lower end of the left housing 2301, the connecting hole 2304 is reserved in the center of the left housing 2301, the right end of the left housing 2301 is fixedly connected with the right housing 2305, the mounting plate 2302 is provided at the outer edge of the pump cover 23, and the supporting leg 2303 is provided at the bottom end, so that stability of the pump cover 23 is increased, as in fig. 6, the outer surface of the right housing 2305 is matched with the outer surface of the sealing disc 19, the inside of the right housing 2305 is in a hollow structure, the sealing disc 19 is connected with the right housing 2305 by threads, and the sealing block 20 is in a detachable structure on the sealing disc 19, so that the right housing 2305 is conveniently connected with the sealing disc 19, tightness is increased, leakage of oil and air pressure drop are prevented, meanwhile 2 sets of flow holes 22 are conveniently aligned, and the air pressure is conveniently adjusted according to the air pressure adjusting device with different positions of the sealing block 20.
If in fig. 1 the rotation stirring piece 27 is in a rotating structure inside the outer connecting tube 25, and the rotation stirring piece 27 is in a telescopic structure inside the outer connecting tube 25, the inner part of the outer connecting tube 25 is prevented from being blocked by the rotation effect of the rotation stirring piece 27, and if in fig. 7 the filtering device 30 comprises a handle 3001, a clamping ring 3002 and a filtering plate 3003, the lower end of the handle 3001 is welded and connected with the clamping ring 3002, the filtering plate 3003 is fixedly arranged on the inner side of the clamping ring 3002, and large particle impurities in oil are filtered by the filtering device 30.
If the inside diameter of the filter plate 3003 in fig. 7 is equal to the inside diameter of the outer tube 25, and the connection mode of the snap ring 3002 and the outer tube 25 is a snap connection, the filter plate 3003 is quickly taken out for cleaning by the action of the handle 3001, so that the working efficiency is improved, and the snap ring 3002 is snap-connected to the outer surface of the outer tube 25 to increase the tightness of the device.
Working principle: firstly, a worker inserts the rotating shaft 3 on the first motor 2 with the model of Y90S-2 into the coupling device 4, inserts the other group of rotating shafts 3 into the coupling device 4, clamps the central disc 403 into the second clamping block 402 in sequence, clamps the first clamping block 401 onto the second clamping block 402 and the central disc 403, so that the three clamping blocks are arranged in a staggered manner, the other group of rotating shafts 3 sequentially penetrate through the interiors of the 6 groups of impellers 16 through the mounting holes 15, and are fixedly clamped through the cushion blocks 17 on the outer surfaces of the rotating shafts to prevent sliding, then the sealing disc 19 is dismounted, the sealing disc 19 is mounted at different positions according to requirements, the exposed number of cavitation holes 21 on the sealing disc 19 is controlled, the more air pressures displayed by the cavitation holes 21 are smaller, the larger air pressures are conversely, the oil absorption power can reach the most proper state through adjustment, the device is not damaged, the efficiency is ensured, after all the installation is finished, a proper amount of water is added into the water injection cylinder 12, then the second motor 8 is powered on and drives the lug 9 to rotate, when the lug 9 rotates to enable the protruding position of the lug to rotate to the lower side, the movable column 10 moves downwards in the cylinder 7, the uppermost end of the movable column 10 is lower than the position of the water injection pipe 14, so that repulsive force is lost between 2 groups of magnets 13, at the moment, the water injection cylinder 12 can slide down, so that the water in the water injection cylinder 12 flows into the pump body 6 through the position of the water injection pipe 14, the first motor 2 is powered on, the rotating shaft 3 is driven to rotate through the first motor 2, the rotating shaft 3 is driven to rotate through the coupling effect of the coupling device 4, the rotating shaft 3 on the left side is driven to rotate through the cushion block 17, so that oil can flow upwards through the outer connecting pipe 25, large-particle impurity filtering is completed when the oil passes through the filtering device 30, the small particle impurities are adsorbed and filtered when the oil is filtered by the oil filtering paper 26, the small particle impurities enter the pump cover 23 through the connecting hole 2304, centrifugal effect is generated through rotation of the impeller 16, air pressure in the device is increased, the small particle impurities finally flow out through the position of the water outlet pipe 24, oil extraction is completed, if the inside of the outer connecting pipe 25 is blocked after a period of time, the third motor 29 is powered on, the cushion block 17 is driven to rotate through the third motor 29, the internal oil is subjected to rotary stirring to increase fluidity, the impact of the oil on the stirring piece 27 is buffered through the action of the buffer pressing rib 28, a worker closes the power supply, the filter plate 3003 is taken out through the handle 3001, the filter plate 3003 is cleaned, the filter plate 3003 is inserted into the outer connecting pipe 25, the filter plate 3003 is clamped on the outer connecting pipe 25 through the action of the clamping ring 3002, and the tightness is increased.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and that the simple modification and equivalent substitution of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an oil field is with centrifugal pump with prevent blockking up function, includes bottom plate (1), pump cover (23) and external pipe (25), its characterized in that: the utility model discloses a water injection device, including bottom plate (1), motor (1), coupling device (4), magnet (13), water injection pipe (14), impeller (16) and internal installation hole (15) are provided with, the front end outside of second motor (8) is connected with lug (9), and the upper end of lug (9) is provided with movable column (10), the inside winding connection of movable column (10) is provided with spring (11), and the top of movable column (10) is provided with water injection section of thick bamboo (12), and the upper surface of movable column (10) and the lower surface of water injection section of thick bamboo (12) all fixed mounting have magnet (13), the left end external surface connection of barrel (7) has water injection pipe (14), impeller (16) and internal installation hole (15) are provided with in the inside of pump body (16) are provided with in the clearance hole (15) to the right side fixed mounting of upper end right side of bottom plate (1) is provided with first motor (2), and the left end outside of first motor (2) is connected with pivot (3), the surface of pivot (3) is provided with coupling device (4), and the left side of coupling device (4) is provided with bearing (5), the right side of coupling device (6), the inside of pivot (3 is provided with barrel (6) through bearing (6), the inside surface of the magnet (13) is fixedly arranged on the right end of pump body (6), the inside of barrel (6) is provided with a hole (16), and cushion (17) are equidistantly inlaid on the outer surface of a rotating shaft (3), and the rotating shaft (3) penetrates through the inside of a mounting hole (15), a flange (18) is fixedly connected to the left end of a pump body (6), a sealing disc (19) is fixedly arranged on the left end surface of the flange (18), a sealing block (20) is tightly attached to the outer surface of the sealing disc (19), a cavitation hole (21) is reserved on the sealing block (20) and the sealing disc (19), a flow hole (22) is reserved on the side edge of the outer surface of the sealing disc (19), a pump cover (23) is fixedly connected to the left end of the flange (18), a water outlet pipe (24) is fixedly connected to the right end upper surface of the pump cover (23), an external pipe (25) is fixedly connected to the left end center of the pump cover (23), a filter paper (26) is arranged inside the external pipe (25), a rotary stirring piece (27) is arranged inside the lower end of the external pipe (25), a buffer motor (28) is connected to the right end of the rotary stirring piece (27), a third motor (28) is connected to the third filter paper (27), and the filter device (30) is fixedly arranged inside the outer connecting pipe (25).
2. The centrifugal pump for oil fields with anti-clogging function as claimed in claim 1, wherein: the coupling device (4) comprises a first clamping block (401), a second clamping block (402) and a central disc (403), wherein the second clamping block (402) is tightly attached to the right side of the first clamping block (401), and the central disc (403) is connected and arranged in the inner clamping mode of the first clamping block (401) and the second clamping block (402).
3. A centrifugal pump for oil fields with anti-clogging function as claimed in claim 2, characterized in that: the first clamping blocks (401), the second clamping blocks (402) and the central disc (403) are all connected in a penetrating mode through the rotating shaft (3), and the first clamping blocks (401), the second clamping blocks (402) and the central disc (403) are connected in a staggered clamping mode in sequence.
4. The centrifugal pump for oil fields with anti-clogging function as claimed in claim 1, wherein: the lug (9) and the movable column (10) form a linkage structure in the barrel (7), the movable column (10) and the water injection barrel (12) are telescopic structures in the barrel (7), and the upper end of the water injection barrel (12) is of a funnel-shaped structure.
5. The centrifugal pump for oil fields with anti-clogging function as claimed in claim 1, wherein: the impeller (16) is provided with 6 groups at equal intervals relative to the pump body (6), the impeller (16) is connected with the rotating shaft (3) in a clamping way through the mounting holes (15) and the cushion blocks (17), and the mounting holes (15) are of a convex structure.
6. The centrifugal pump for oil fields with anti-clogging function as claimed in claim 1, wherein: the pump cover (23) comprises a left shell (2301), mounting plates (2302), supporting legs (2303), connecting holes (2304) and a right shell (2305), wherein the mounting plates (2302) are arranged at the outer edge of the left shell (2301) at equal intervals, the supporting legs (2303) are fixed on the front side and the rear side of the lower end of the left shell (2301), the connecting holes (2304) are reserved in the center of the left shell (2301), and the right shell (2305) is fixedly connected with the right end of the left shell (2301).
7. The centrifugal pump for oil fields with anti-clogging function as set forth in claim 6, wherein: the outer surface of the right shell (2305) is matched with the outer surface of the sealing disc (19), the inside of the right shell (2305) is of a hollow structure, the sealing disc (19) is connected with the right shell (2305) in a threaded mode, and the sealing block (20) is of a disassembling structure on the sealing disc (19).
8. The centrifugal pump for oil fields with anti-clogging function as claimed in claim 1, wherein: the rotary stirring piece (27) is of a rotating structure inside the external connection pipe (25), and the rotary stirring piece (27) is of a telescopic structure inside the external connection pipe (25).
9. The centrifugal pump for oil fields with anti-clogging function as claimed in claim 1, wherein: the filtering device (30) comprises a handle (3001), a clamping ring (3002) and a filtering plate (3003), wherein the clamping ring (3002) is welded at the lower end of the handle (3001), and the filtering plate (3003) is fixedly arranged on the inner side of the clamping ring (3002).
10. The centrifugal pump for oil fields with anti-clogging function as set forth in claim 9, wherein: the inner diameter of the filter plate (3003) is equal to that of the external connection tube (25), and the connection mode of the clamping ring (3002) and the external connection tube (25) is clamping connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811037803.9A CN108930655B (en) | 2018-09-06 | 2018-09-06 | Centrifugal pump with anti-blocking function for oil field |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811037803.9A CN108930655B (en) | 2018-09-06 | 2018-09-06 | Centrifugal pump with anti-blocking function for oil field |
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| CN108930655B true CN108930655B (en) | 2023-11-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111350479B (en) * | 2020-05-22 | 2020-08-04 | 东营辰瑛石油技术服务有限公司 | Numerical control reinjection oil production device and use method thereof |
| CN112177988A (en) * | 2020-10-09 | 2021-01-05 | 衡山食为天食用油有限公司 | Camellia oil processing is with full-automatic material feeding unit that inhales |
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| CN108930655A (en) | 2018-12-04 |
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