CN108930655A - A kind of oil field centrifugal pump with anti-blockage function - Google Patents

A kind of oil field centrifugal pump with anti-blockage function Download PDF

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Publication number
CN108930655A
CN108930655A CN201811037803.9A CN201811037803A CN108930655A CN 108930655 A CN108930655 A CN 108930655A CN 201811037803 A CN201811037803 A CN 201811037803A CN 108930655 A CN108930655 A CN 108930655A
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CN
China
Prior art keywords
oil field
shaft
pump
extension tube
block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811037803.9A
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Chinese (zh)
Other versions
CN108930655B (en
Inventor
陈思予
王保计
陈晓岗
梁鹏鸿
王红
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Dongying Deep Blue New Materials Co Ltd
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Dongying Deep Blue New Materials Co Ltd
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Priority to CN201811037803.9A priority Critical patent/CN108930655B/en
Publication of CN108930655A publication Critical patent/CN108930655A/en
Application granted granted Critical
Publication of CN108930655B publication Critical patent/CN108930655B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06Multi-stage pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00Control, e.g. regulation, of pumps, pumping installations or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/04Shafts or bearings, or assemblies thereof
    • F04D29/043Shafts
    • F04D29/044Arrangements for joining or assembling shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/18Rotors
    • F04D29/20Mounting rotors on shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a kind of oil field centrifugal pump with anti-blockage function, including bottom plate, pump cover and extension tube attached, it is fixedly mounted on the right side of the upper end of the bottom plate and is provided with first motor, the outer surface of the shaft is provided with hitch bar, the shaft is connected with the pump housing by bearing, the front end outer side of second motor is connected with convex block, the inner wrap of the portable pillar is connected with spring, the left end outer surface of the cylinder is connected with water injection pipe, the inside spaced set of the pump housing has impeller, the mounting hole is internally provided with cushion block, the left end of the pump housing is fixedly connected with flange, the outer surface of the seal disc, which fits closely, is provided with closing block.The oil field centrifugal pump with anti-blockage function, hitch bar is more stable, is capable of the addition of automation control diversion, improve the air-tightness of device, there are anticlogging device and filter device, facilitates the air pressure inside control device, and being completely embedded property is higher between device.

Description

A kind of oil field centrifugal pump with anti-blockage function
Technical field
The present invention relates to centrifugation pump technical field, specially a kind of oil field centrifugal pumps with anti-blockage function.
Background technique
So-called pump is exactly that mechanical energy (most of to refer to kinetic energy) conversion of prime mover (such as motor) is become liquid to liquid The potential energy of body or the machinery of kinetic energy, there are many type of pump, since centrifugal pump has simple structure, small in size, light weight, flow steady For fixed easily fabricated and convenient for safeguarding advantage so using wide, centrifugal pump has vertical, horizontal, single-stage, multistage, single suction, double Inhale, the diversified forms such as self-priming, the liquid in impeller by blade promotion and rotated jointly with blade, generated by rotation Centrifugal force moves out liquid by center, and obtains momentum increment.
It usually needs to carry out extraction utilization, a large amount of extraction and applications of oil mass to the oil mass in oil field by the device in industry Huge purposes will be brought for the country and people, so the high pump housing of an extraction efficiency will bring extremely important meaning and work With, but existing oil field is with centrifugal pump that there is following problems in use: hitch bar is not sufficiently stable, and inconvenient Installation connection;Can not automation control diversion addition, need to water injection end opening and using repeatedly, reduce the gas of device Close property;Using single-stage oil pump, the efficiency of absorption is lower, and is not sufficiently stable to impeller connection;There is no anticlogging device, and does not have There is filter device;Air pressure inside inconvenient control device, and being completely embedded property is inadequate between device.
Summary of the invention
The purpose of the present invention is to provide a kind of oil field centrifugal pump with anti-blockage function, to solve above-mentioned background skill It proposes that hitch bar is not sufficiently stable in art, and is inconvenient to that connection is installed;Can not automation control diversion addition, need to note Water end (W.E.) opening and using repeatedly, reduces the air-tightness of device;Using single-stage oil pump, the efficiency of absorption is lower, and connects to impeller What is connect is not sufficiently stable;There is no anticlogging device, and there is no filter device;Air pressure inside inconvenient control device, and device Between the inadequate problem of being completely embedded property.
To achieve the above object, the invention provides the following technical scheme: a kind of oil field centrifugation with anti-blockage function Pump, including bottom plate, pump cover and extension tube attached, the upper end right side of the bottom plate, which is fixedly mounted, is provided with first motor, and first motor Left end be connected with shaft, the outer surface of the shaft is provided with hitch bar, and bearing is provided on the left of hitch bar, institute It states shaft and the pump housing is connected with by bearing, and the right end of the pump housing is internally provided with cylinder, and the lower end of cylinder is fixedly installed Second motor, the front end outer side of second motor is connected with convex block, and the upper end of convex block is provided with portable pillar, the portable pillar Inner wrap be connected with spring, and injecting cylinder is provided with above portable pillar, and the upper surface of portable pillar and water filling The lower surface of cylinder is fixedly installed with magnet, and the left end outer surface of the cylinder is connected with water injection pipe, the inside etc. of the pump housing Spacing is provided with impeller, and impeller inside center it is reserved be provided with mounting hole, the mounting hole is internally provided with cushion block, and Cushion block is equidistantly embedded in the outer surface of shaft, and shaft is applied in the inside of mounting hole, and the left end of the pump housing is fixed to be connected It is connected to flange, and the left end surface of flange is fixedly installed with seal disc, the outer surface of the seal disc, which fits closely, is provided with envelope Block is closed, and is reserved on closing block and seal disc and is provided with cavitation erosion hole, the outer surface side of the seal disc is reserved to be provided with stream Through-hole, the pump cover are fixedly connected on the left end of flange, and the right end upper surface of pump cover is through being connected with outlet pipe, described external Pipe is fixedly connected on the left end center of pump cover, and extension tube attached is internally provided with filter paper for oil, sets inside the lower end of the extension tube attached The right end for being equipped with rotation stirring sheet, and revolving stirring sheet is connected with buffering beading, and the right end of the buffering beading is provided with third motor, and the Three motors are connected in rotation stirring sheet through buffering beading, and the left end of the rotation stirring sheet is provided with filter device, and filter device is solid Dingan County is mounted in the inside of extension tube attached.
Preferably, the hitch bar includes the first fixture block, the second fixture block and spider, and the right side of the first fixture block is closely pasted Conjunction is provided with the second fixture block, and the inside of the first fixture block and the second fixture block, which is connected together, is provided with spider.
Preferably, first fixture block, the second fixture block and spider pass through shaft through connection, and the first fixture block, the Two fixture blocks and spider are successively staggeredly connected together.
Preferably, the convex block and portable pillar are in the Inner Constitution serial verb construction of cylinder, and portable pillar and injecting cylinder are in cylinder The inside of body is stretching structure, and the upper end structure funnel-shaped of injecting cylinder.
Preferably, the impeller has 6 groups about pump housing spaced set, and impeller passes through mounting hole and cushion block and shaft Connection type is to be connected together, and mounting hole is in " convex " font structure.
Preferably, the pump cover includes left shell, installation sheet, stabilizer blade, connecting hole and right shell body, the outer edge etc. of left shell Spacing is provided with installation sheet, and the lower end front and rear sides of left shell are respectively and fixedly provided with stabilizer blade, and the center of left shell is reserved to be provided with connection The right end in hole, left shell is fixedly connected with right shell body.
Preferably, the outer surface of the right shell body and the outer surface of seal disc are mutually agreed with, and the inside of right shell body is hollow Structure, seal disc are to be threadedly coupled, and closing block is detaching structure on seal disc with the connection type of right shell body.
Preferably, the rotation stirring sheet is rotational structure in the inside of extension tube attached, and revolving stirring sheet in the inside of extension tube attached is to stretch Shrinking structure.
Preferably, the filter device includes handle, snap ring and filter plate, and the lower end of handle is welded and connected with snap ring, card Filter plate is fixedly installed on the inside of ring.
Preferably, the internal diameter of the filter plate and the internal diameter of extension tube attached are equal, and the company of snap ring and extension tube attached Connecing mode is to be connected together.
Compared with prior art, the beneficial effects of the present invention are: the oil field centrifugal pump with anti-blockage function, shaft coupling Device is more stable, and installation is facilitated to connect, and is capable of the addition of automation control diversion, does not need to water injection end beating repeatedly Use is opened, the air-tightness of device is improved, there is anticlogging device and filter device, facilitates the air pressure inside control device, and Being completely embedded property is higher between device;
1, by being provided with the second motor, convex block, portable pillar and magnet, convex block is able to drive by the rotation of the second motor and is turned It is dynamic, since convex block makes to infuse in " convex " font so as to constantly portable pillar be pushed to move up and down, then by the effect of 2 groups of magnet Water drum is flexible in the inner upper end of cylinder, controls the closure of water injection pipe right output port, facilitates the addition of control diversion;
2, by being provided with mounting hole, impeller and cushion block, by the effect of cushion block by multiple groups impeller clamping fixed in the outer of shaft Surface increases the stability of its rotation, avoids impeller and is fixedly connected with shaft and leads to the problem of being inconvenient to be inserted into installation;
3, by being provided with the gentle borrosion hole of seal disc, closing block, pass through cavitation erosion hole closing block being threadably mounted on seal disc The different location at place, so that the exposed quantity in the cavitation erosion hole on seal disc is adjusted, to change the air pressure level inside device;
4, by being provided with filter paper for oil, rotation stirring sheet and filter device, the large granular impurity in oil was carried out by filter device Filter, then the little particle impurity in oil is adsorbed by the effect of filter paper for oil, and filter device is detachable structure, fast and easy is taken out Processing, then the rotary action by revolving stirring sheet avoid the inside of extension tube attached from blocking.
Detailed description of the invention
Fig. 1 is that the present invention faces the schematic diagram of the section structure;
Fig. 2 is hitch bar structural schematic diagram of the present invention;
Fig. 3 is the mounting connection structure schematic diagram of impeller of the present invention and shaft;
Fig. 4 is enlarged structure schematic diagram at A in Fig. 1 of the present invention;
Fig. 5 is the overall structure diagram that pump cover of the present invention is connect with outlet pipe;
Fig. 6 is the right surface texture schematic diagram of right shell body of the present invention;
Fig. 7 is the mounting structure schematic diagram of filter device of the present invention and extension tube attached;
Fig. 8 is the attachment structure schematic diagram of convex block of the present invention and portable pillar.
In figure: 1, bottom plate;2, first motor;3, shaft;4, hitch bar;401, the first fixture block;402, the second fixture block; 403, spider;5, bearing;6, the pump housing;7, cylinder;8, the second motor;9, convex block;10, portable pillar;11, spring;12, it fills the water Cylinder;13, magnet;14, water injection pipe;15, mounting hole;16, impeller;17, cushion block;18, flange;19, seal disc;20, closing block; 21, cavitation erosion hole;22, recirculation hole;23, pump cover;2301, left shell;2302, installation sheet;2303, stabilizer blade;2304, connecting hole; 2305, right shell body;24, outlet pipe;25, extension tube attached;26, filter paper for oil;27, stirring sheet is revolved;28, beading is buffered;29, third motor; 30, filter device;3001, handle;3002, snap ring;3003, filter plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-7 is please referred to, the present invention provides a kind of technical solution: a kind of oil field centrifugal pump with anti-blockage function, Including bottom plate 1, first motor 2, shaft 3, hitch bar 4, bearing 5, the pump housing 6, cylinder 7, the second motor 8, convex block 9, portable pillar 10, spring 11, injecting cylinder 12, magnet 13, water injection pipe 14, mounting hole 15, impeller 16, cushion block 17, flange 18, seal disc 19, envelope Close block 20, cavitation erosion hole 21, recirculation hole 22, pump cover 23, outlet pipe 24, extension tube attached 25, filter paper for oil 26, rotation stirring sheet 27, buffering beading 28, third motor 29 and filter device 30, the upper end right side of bottom plate 1, which is fixedly mounted, is provided with first motor 2, and first motor 2 Left end be connected with shaft 3, the outer surface of shaft 3 is provided with hitch bar 4, and the left side of hitch bar 4 is provided with bearing 5, Shaft 3 is connected with the pump housing 6 by bearing 5, and the right end of the pump housing 6 is internally provided with cylinder 7, and the lower end fixation of cylinder 7 is set It is equipped with the second motor 8, the front end outer side of the second motor 8 is connected with convex block 9, and the upper end of convex block 9 is provided with portable pillar 10, activity The inner wrap of column 10 is connected with spring 11, and the top of portable pillar 10 is provided with injecting cylinder 12, and portable pillar 10 Upper surface and the lower surface of injecting cylinder 12 are fixedly installed with magnet 13, and the left end outer surface of cylinder 7 is connected with water injection pipe 14, pump The inside spaced set of body 6 has an impeller 16, and impeller 16 inside center it is reserved be provided with mounting hole 15, mounting hole 15 it is interior Portion is provided with cushion block 17, and cushion block 17 is equidistantly embedded in the outer surface of shaft 3, and shaft 3 is applied in the interior of mounting hole 15 Portion, the left end of the pump housing 6 is fixedly connected with flange 18, and the left end surface of flange 18 is fixedly installed with seal disc 19, seal disc 19 Outer surface fit closely and be provided with closing block 20, and it is reserved on closing block 20 and seal disc 19 be provided with cavitation erosion hole 21, it is close The outer surface side of closing disk 19 is reserved to be provided with recirculation hole 22, and pump cover 23 is fixedly connected on the left end of flange 18, and pump cover 23 Through being connected with outlet pipe 24, extension tube attached 25 is fixedly connected on the left end center of pump cover 23 for right end upper surface, and extension tube attached 25 Be internally provided with filter paper for oil 26, the lower end of extension tube attached 25 is internally provided with rotation stirring sheet 27, and the right end for revolving stirring sheet 27 be connected with it is slow Punching press muscle 28, the right end of buffering beading 28 is provided with third motor 29, and third motor 29 is connected to rotation through buffering beading 28 In stirring sheet 27, the left end of rotation stirring sheet 27 is provided with filter device 30, and filter device 30 is fixedly mounted on the inside of extension tube attached 25.
If hitch bar 4 includes the first fixture block 401, the second fixture block 402 and spider 403 in Fig. 2, the first fixture block 401 Right side fits closely is provided with the second fixture block 402, and the inside of the first fixture block 401 and the second fixture block 402, which is connected together, to be provided with Cartridge 403 facilitates installation by the first fixture block 401, the fixed structure and design model of the second fixture block 402 and spider 403 It is closer, and increase the stability of the installation connection of shaft 3, the effect of shaft coupling is preferable, as the first fixture block 401, second blocks in Fig. 1-2 Block 402 and spider 403 are by shaft 3 through connection, and the first fixture block 401, the second fixture block 402 and spider 403 are successively It is staggeredly connected together, increases shaft coupling effect.
The Inner Constitution serial verb construction of convex block 9 and portable pillar 10 in cylinder 7 as shown in figure 1, and portable pillar 10 and injecting cylinder 12 It is stretching structure in the inside of cylinder 7, and the upper end structure funnel-shaped of injecting cylinder 12, passes through the rotation of the second motor 8 It is able to drive the rotation of convex block 9, since convex block 9 constantly pushes portable pillar 10 to move up and down in " convex " font, then is led to The effect for crossing 2 groups of magnet 13 keeps injecting cylinder 12 flexible in the inner upper end of cylinder 7, controls the closure of 14 right output port of water injection pipe, side Just the addition of diversion is controlled, impeller 16 there are 6 groups about 6 spaced set of the pump housing as shown in figure 1, and impeller 16 passes through 15 He of mounting hole The connection type of cushion block 17 and shaft 3 is to be connected together, and mounting hole 15 is in " convex " font structure, passes through the effect of cushion block 17 By 16 clamping fixed of multiple groups impeller in the outer surface of shaft 3, increase the stability of its rotation, avoids impeller 16 and shaft 3 is solid It connects calmly and leads to the problem of being inconvenient to be inserted into installation.
As pump cover 23 includes left shell 2301, installation sheet 2302, stabilizer blade 2303, connecting hole 2304 and right shell body in Fig. 5 2305, the outer edge spaced set of left shell 2301 has installation sheet 2302, and the lower end front and rear sides of left shell 2301 are fixed There is stabilizer blade 2303, the center of left shell 2301 is reserved to be provided with connecting hole 2304, and the right end of left shell 2301 is fixedly connected with the right side Shell 2305 is provided with installation sheet 2302 in the outer edge of pump cover 23 and facilitates fixed installation, and bottom end is provided with stabilizer blade 2303, To increase stability at pump cover 23, as the outer surface of right shell body 2305 in Fig. 6 and the outer surface of seal disc 19 are mutually agreed with, and The inside of right shell body 2305 is hollow structure, and seal disc 19 is threadedly coupled with the connection type of right shell body 2305, and closing block 20 on seal disc 19 be detaching structure, conveniently make closely to connect between right shell body 2305 and seal disc 19, increase leakproofness, prevent The only reduction of oily leakage and air pressure, while conveniently it is aligned 2 groups of recirculation holes 22, and be mounted on difference according to by closing block 20 Position facilitate the air pressure inside regulating device.
Rotation stirring sheet 27 is rotational structure in the inside of extension tube attached 25 as shown in figure 1, and revolves stirring sheet 27 in the inside of extension tube attached 25 For stretching structure, the rotary action by revolving stirring sheet 27 avoids the inside of extension tube attached 25 from blocking, such as filter device 30 in Fig. 7 Including handle 3001, snap ring 3002 and filter plate 3003, the lower end of handle 3001 is welded and connected with snap ring 3002, snap ring 3002 Inside is fixedly installed with filter plate 3003, is filtered by the large granular impurity in 30 pairs of oil of filter device.
As the internal diameter of internal diameter with extension tube attached 25 of filter plate 3003 is equal in Fig. 7, and snap ring 3002 with it is external The connection type of pipe 25 is to be connected together, and quickly clears up the taking-up of filter plate 3003 by the effect side of handle 3001, mentions High working efficiency, and snap ring 3002 is connected together and increases the leakproofness of device in 25 outer surface of extension tube attached.
Working principle: the shaft 3 in the first motor 2 of model Y90S-2 is inserted into hitch bar 4 by staff first Inside, another group of shaft 3 is also inserted into the inside of hitch bar 4, then spider 403 is successively engaged to the second fixture block Then first fixture block 401 is engaged on the second fixture block 402 and spider 403 by 402 inside, set so that three staggeredly engages Set, another group of shaft 3 made to sequentially pass through the inside of 6 groups of impellers 16 by mounting hole 15, and by the cushion block 17 of its outer surface into 19 outer surface closing block 20 of seal disc is then unloaded, is mounted on different positions as needed by the fixed clamping of row, anti-sliding stop It sets, controls the exposed quantity in hole 21 of cavitating on seal disc 19, more air pressures that cavitation erosion hole 21 shows are smaller, otherwise bigger, pass through Adjusting can make the power of oil suction reach optimal state, and neither damage device can guarantee efficiency again, all after installation, Suitable moisture first is added to the inside of injecting cylinder 12, then the second motor 8 is powered on and convex block 9 is driven to rotate, when convex block 9 Rotation turns to its raised position during lower section, and portable pillar 10 is moved down in the inside of cylinder 7, and portable pillar 10 Topmost it is lower than the position of water injection pipe 14, so that injecting cylinder 12 can slide down at this time by losing repulsion between 2 groups of magnet 13 Drop, so that the moisture inside injecting cylinder 12 flow to the inside of the pump housing 6 by the position of water injection pipe 14, by first motor 2 Power on, drive shaft 3 to rotate by first motor 2, then left side shaft 3 is driven by the shaft coupling effect of hitch bar 4 Rotation, so that the rotation of 6 groups of impellers 16 is driven by cushion block 17 again, so that oil can be flowed up by extension tube attached 25, when oil is logical The filtering that large granular impurity is completed when crossing filter device 30, using the adsorption filtration for completing little particle impurity when filter paper for oil 26, The inside that pump cover 23 is then entered by connecting hole 2304 generates centrifugal effect by the rotation of impeller 16, makes inside device Air pressure increase, and eventually by the position of outlet pipe 24 flow out, thus complete to oil extraction, if extension tube attached after a period of time 25 inside blocks, and third motor 29 is powered on, and drives cushion block 17 to rotate by third motor 29, thus to inside Oil carry out rotation and stir increase mobility, and impact of the oil to rotation stirring sheet 27 is buffered by the effect of buffering beading 28, and work Make personnel and close power supply, filter plate 3003 is taken out by handle 3001, then filter plate 3003 is cleared up, then again will Its inside for being inserted into extension tube attached 25, is clamped in extension tube attached 25 by the effect of snap ring 3002, increases leakproofness, here it is this The working principle and operating method of device.
Finally it should be noted that the above content is merely illustrative of the technical solution of the present invention, rather than the present invention is protected The limitation of range, the simple modification or equivalent replacement that those skilled in the art carry out technical solution of the present invention, All without departing from the spirit and scope of technical solution of the present invention.

Claims (10)

1. a kind of oil field centrifugal pump with anti-blockage function, including bottom plate (1), pump cover (23) and extension tube attached (25), special Sign is: being fixedly mounted and is provided with first motor (2) on the right side of the upper end of the bottom plate (1), and the left end connection of first motor (2) Have shaft (3), the outer surface of the shaft (3) is provided with hitch bar (4), and is provided with bearing on the left of hitch bar (4) (5), the shaft (3) is connected with the pump housing (6) by bearing (5), and the right end of the pump housing (6) is internally provided with cylinder (7), and The lower end of cylinder (7) is fixedly installed the second motor (8), and the front end outer side of second motor (8) is connected with convex block (9), and The upper end of convex block (9) is provided with portable pillar (10), and the inner wrap of the portable pillar (10) is connected with spring (11), and living It is provided with injecting cylinder (12) above dynamic column (10), and the upper surface of portable pillar (10) and the lower surface of injecting cylinder (12) are solid Dingan County is equipped with magnet (13), and the left end outer surface of the cylinder (7) is connected with water injection pipe (14), the inside etc. of the pump housing (6) Spacing is provided with impeller (16), and the inside center of impeller (16) is reserved and is provided with mounting hole (15), the mounting hole (15) It is internally provided with cushion block (17), and cushion block (17) is equidistantly embedded in the outer surface of shaft (3), and shaft (3) is applied in peace The inside of hole (15) is filled, the left end of the pump housing (6) is fixedly connected with flange (18), and the fixed peace in left end surface of flange (18) Equipped with seal disc (19), the outer surface of the seal disc (19), which fits closely, to be provided with closing block (20), and closing block (20) and Reserved on seal disc (19) to be provided with cavitation erosion hole (21), the outer surface side of the seal disc (19) is reserved to be provided with recirculation hole (22), the pump cover (23) is fixedly connected on the left end of flange (18), and the right end upper surface of pump cover (23) is through being connected with out Water pipe (24), the extension tube attached (25) be fixedly connected on the left end center of pump cover (23), and extension tube attached (25) are internally provided with Filter paper for oil (26), the lower end of the extension tube attached (25) is internally provided with rotation stirring sheet (27), and the right end for revolving stirring sheet (27) is connected with It buffers beading (28), the right end of buffering beading (28) is provided with third motor (29), and third motor (29) is through buffering Beading (28) is connected in rotation stirring sheet (27), and the left end of rotation stirring sheet (27) is provided with filter device (30), and filter device (30) it is fixedly mounted on the inside of extension tube attached (25).
2. a kind of oil field centrifugal pump with anti-blockage function according to claim 1, it is characterised in that: the shaft coupling Device (4) includes that the first fixture block (401), the second fixture block (402) and spider (403), the right side of the first fixture block (401) are closely pasted Conjunction is provided with the second fixture block (402), and the inside of the first fixture block (401) and the second fixture block (402), which is connected together, is provided with spider (403).
3. a kind of oil field centrifugal pump with anti-blockage function according to claim 2, it is characterised in that: described first Fixture block (401), the second fixture block (402) and spider (403) are by shaft (3) through connection, and the first fixture block (401), the Two fixture blocks (402) and spider (403) are successively staggeredly connected together.
4. a kind of oil field centrifugal pump with anti-blockage function according to claim 1, it is characterised in that: the convex block (9) and portable pillar (10) is in the Inner Constitution serial verb construction of cylinder (7), and portable pillar (10) and injecting cylinder (12) are in cylinder (7) Inside be stretching structure, and the upper end structure funnel-shaped of injecting cylinder (12).
5. a kind of oil field centrifugal pump with anti-blockage function according to claim 1, it is characterised in that: the impeller (16) there are 6 groups about the pump housing (6) spaced set, and impeller (16) passes through mounting hole (15) and cushion block (17) and shaft (3) Connection type is to be connected together, and mounting hole (15) is in " convex " font structure.
6. a kind of oil field centrifugal pump with anti-blockage function according to claim 1, it is characterised in that: the pump cover It (23) include left shell (2301), installation sheet (2302), stabilizer blade (2303), connecting hole (2304) and right shell body (2305), left housing The outer edge spaced set of body (2301) has installation sheet (2302), and the lower end front and rear sides of left shell (2301) are respectively and fixedly provided with branch Foot (2303), the center of left shell (2301) is reserved to be provided with connecting hole (2304), and the right end of left shell (2301) is fixedly connected There are right shell body (2305).
7. a kind of oil field centrifugal pump with anti-blockage function according to claim 6, it is characterised in that: the right shell The outer surface of body (2305) and the outer surface of seal disc (19) are mutually agreed with, and the inside of right shell body (2305) is hollow structure, close Closing disk (19) is to be threadedly coupled, and closing block (20) is disassembly knot on seal disc (19) with the connection type of right shell body (2305) Structure.
8. a kind of oil field centrifugal pump with anti-blockage function according to claim 1, it is characterised in that: the rotation is stirred Piece (27) is rotational structure in the inside of extension tube attached (25), and revolving stirring sheet (27) in the inside of extension tube attached (25) is stretching structure.
9. a kind of oil field centrifugal pump with anti-blockage function according to claim 1, it is characterised in that: the filtering Device (30) includes handle (3001), snap ring (3002) and filter plate (3003), and the lower end of handle (3001) is welded and connected with card Ring (3002) is fixedly installed with filter plate (3003) on the inside of snap ring (3002).
10. a kind of oil field centrifugal pump with anti-blockage function according to claim 9, it is characterised in that: the mistake The internal diameter of filter plate (3003) is equal with the internal diameter of extension tube attached (25), and the connection of snap ring (3002) and extension tube attached (25) Mode is to be connected together.
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CN111350479A (en) * 2020-05-22 2020-06-30 东营辰瑛石油技术服务有限公司 Numerical control reinjection oil production device and use method thereof
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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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