CN220791461U - Antiscaling oil pump - Google Patents
Antiscaling oil pump Download PDFInfo
- Publication number
- CN220791461U CN220791461U CN202321508527.6U CN202321508527U CN220791461U CN 220791461 U CN220791461 U CN 220791461U CN 202321508527 U CN202321508527 U CN 202321508527U CN 220791461 U CN220791461 U CN 220791461U
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- CN
- China
- Prior art keywords
- pump
- valve assembly
- oil
- pump cylinder
- plunger
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- 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.)
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Links
- 230000008878 coupling Effects 0.000 claims abstract description 22
- 238000010168 coupling process Methods 0.000 claims abstract description 22
- 238000005859 coupling reaction Methods 0.000 claims abstract description 22
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 239000003129 oil well Substances 0.000 claims description 6
- 239000004576 sand Substances 0.000 abstract description 10
- 238000005086 pumping Methods 0.000 abstract description 5
- 239000002817 coal dust Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 32
- 230000009471 action Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses an anti-scaling oil pump, which relates to the technical field of oil pumps and comprises a pump barrel, wherein a second coupling is arranged at the bottom of the pump barrel, an extension pipe is connected inside the second coupling, a fixed valve assembly is arranged inside the extension pipe, a fixed valve guide device is arranged above the fixed valve assembly, and a plunger is movably connected inside the pump barrel. The pump cylinder, the extension pipe, the plunger, the fixed valve assembly, the upstream valve assembly and the downstream valve assembly are arranged, when the pump cylinder is in an up stroke, the plunger is upwards moved, the oil enters the pump cylinder from the fixed valve assembly, so that the pump cylinder is full of the oil until the up stroke is finished, in the process, the oil washes fine sand grains, coal dust and the like deposited at the bottom of the pump cylinder through the fixed valve flow guiding device, so that the particles are discharged out of the pump cylinder along with the oil, the fine sand grains, the coal dust and the like are prevented from being deposited at the bottom of the pump cylinder, and long-time easy scaling influences the pumping efficiency of the oil.
Description
Technical Field
The utility model relates to the technical field of oil pumps, in particular to an anti-scaling oil pump.
Background
The oil pump is a downhole device driven by the oil pump to lift crude oil in the well to the ground, the common oil pump mainly comprises four parts of a pump barrel, a suction valve, a piston and a discharge valve, the oil pump can be divided into a tubular pump and a rod pump according to the underground fixing mode of the oil pump, the oil pump pumps liquid in the oil well through power transmitted by the oil pump and a sucker rod, and the special oil pump for special well conditions is classified: the long plunger sand control pump, move cylinder sand control pump, bridge air-proof oil-well pump, prevent falling thing oil-well pump, double-acting oil-well pump, sand pump, inclined well pump etc. current oil-well pump, in the use, tiny granule sand grain, buggy etc. in the fluid are liable to deposit in pump cylinder bottom, and long-time easy scale formation influences the pumping efficiency of fluid.
Disclosure of Invention
The utility model aims to solve the defects that fine sand grains, pulverized coal and the like in oil are easy to deposit at the bottom of a pump barrel and scale is easy to form for a long time to influence the pumping efficiency of the oil in the use process of the traditional oil pump.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an anti-scale oil pump comprising:
the pump barrel, the second coupling is installed to the bottom of pump barrel, and the internally connected of second coupling has the extension pipe, the inside of extension pipe is provided with fixed valve assembly, and the top of fixed valve assembly is provided with fixed valve guiding device, the inside swing joint of pump barrel has the plunger, and the inside of plunger is provided with down-travel valve assembly, the top of down-travel valve assembly is provided with up-travel valve assembly.
Preferably, a first coupling is movably mounted on the top of the pump barrel.
Preferably, the pump cylinder and the extension pipe directly form a fixed structure through the second coupling, and the inner wall of the second coupling is contacted with the outer wall of the pump cylinder.
Preferably, the outer wall of the plunger is in contact with the inner wall of the pump barrel, and the length of the plunger is 1200mm.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. the pump cylinder, the extension pipe, the plunger, the fixed valve assembly, the upstream valve assembly and the downstream valve assembly are arranged, when the pump cylinder is in an up stroke, the plunger is upwards moved, the oil enters the pump cylinder from the fixed valve assembly, so that the pump cylinder is full of the oil until the up stroke is finished, in the process, the oil washes fine sand grains, coal dust and the like deposited at the bottom of the pump cylinder through the fixed valve flow guiding device, so that the particles are discharged out of the pump cylinder along with the oil, the fine sand grains, the coal dust and the like are prevented from being deposited at the bottom of the pump cylinder, and long-time easy scaling influences the pumping efficiency of the oil.
Drawings
FIG. 1 is a schematic diagram of an antiscaling oil pump according to the present utility model;
FIG. 2 is a schematic diagram of the temporal structure of the anti-scale oil pump of the present utility model;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
Legend description:
1. a pump cylinder; 2. a first coupling; 3. a second coupling; 4. an extension tube; 5. an upstream traveling valve assembly; 6. a plunger; 7. fixing a valve guide device; 8. fixing the valve assembly; 9. a downstream traveling valve assembly.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
Referring to fig. 1-3, an anti-scaling oil pump comprises a pump barrel 1, a second coupling 3 is arranged at the bottom of the pump barrel 1, an extension pipe 4 is connected to the inside of the second coupling 3, the pump barrel 1 and the extension pipe 4 directly form a fixed structure through the second coupling 3, the inner wall of the second coupling 3 is in contact with the outer wall of the pump barrel 1, the extension pipe 4 is in contact with the bottom of the pump barrel 1, the extension pipe 4 is fixed through the second coupling 3, a fixed valve assembly 8 is arranged in the inside of the extension pipe 4, a fixed valve guide device 7 is arranged above the fixed valve assembly 8, a plunger 6 is movably connected to the inside of the pump barrel 1, a lower valve assembly 9 is arranged in the inside of the plunger 6, the outer wall of the plunger 6 is in contact with the inner wall of the pump barrel 1, the length of the plunger 6 is 1200mm, the plunger 6 moves downwards, the hollow volume of the lower cavity of the pump barrel 1 is reduced, the pressure is increased, the fixed valve assembly 8 is closed under the pressure difference, the upper valve assembly 5 and the lower valve assembly 9 are opened until the upper valve assembly 9 is completed by the upper valve assembly is arranged at the end of a pumping stroke of the upper valve assembly 5;
the top movable mounting of pump cylinder 1 has first coupling 2, fixes through first coupling 2 between pump cylinder 1 and the oil pipe.
Working principle: when the pump is used, firstly, the plunger 6 moves upwards during the upward stroke, the volume of the lower cavity of the pump cylinder 1 is increased, the pressure is reduced, the fixed valve assembly 8 is opened for oil feeding under the action of pressure difference, the upper traveling valve assembly 5 and the lower traveling valve assembly 9 are closed for oil discharging, oil enters the pump cylinder 1 from the fixed valve assembly 8, the pump cylinder 1 is filled with oil until the upward stroke is finished, in the process, the oil washes fine sand grains, pulverized coal and the like deposited at the bottom of the pump cylinder 1 through the fixed valve guide device 7, particles are discharged out of the pump cylinder 1 along with the oil, the plunger 6 moves downwards during the downward stroke, the empty volume of the lower cavity of the pump cylinder 1 is reduced, the pressure is increased, the fixed valve assembly 8 is closed under the action of pressure difference, the upper traveling valve assembly 5 and the lower traveling valve assembly 9 are opened, the oil enters an oil pipe at the upper part of the pump cylinder 1 through the traveling valve until the downward stroke is finished, the extension pipe is contacted with the bottom of the pump cylinder 1, and the extension pipe is fixed through the second coupling 3 (the specific type of the electric appliance is required to be calculated according to the specific type of the specific device, the specific type of the electric appliance is not required to be described in detail in the field, the field of the utility model, the specific specification of the electric power-selecting device is not required to be clearly described, and the specific specification of the electric power-selecting field is not described in detail, and the technical specification is not explicitly described in the field is selected.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (2)
1. An anti-scaling oil pump, comprising:
the pump comprises a pump barrel (1), wherein a second coupling (3) is arranged at the bottom of the pump barrel (1), an extension pipe (4) is connected to the second coupling (3), a fixed valve assembly (8) is arranged in the extension pipe (4), a fixed valve flow guiding device (7) is arranged above the fixed valve assembly (8), a plunger (6) is movably connected to the inside of the pump barrel (1), a downstream valve assembly (9) is arranged in the plunger (6), and an upstream valve assembly (5) is arranged above the downstream valve assembly (9);
the top movable mounting of pump cylinder (1) has first coupling (2), pump cylinder (1) and extension pipe (4) constitute fixed knot through second coupling (3) directly, and the inner wall of second coupling (3) contacts with the outer wall of pump cylinder (1).
2. An anti-scale oil well pump according to claim 1, wherein: the outer wall of the plunger (6) is in contact with the inner wall of the pump cylinder (1), and the length of the plunger (6) is 1200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321508527.6U CN220791461U (en) | 2023-06-14 | 2023-06-14 | Antiscaling oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321508527.6U CN220791461U (en) | 2023-06-14 | 2023-06-14 | Antiscaling oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791461U true CN220791461U (en) | 2024-04-16 |
Family
ID=90666513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321508527.6U Active CN220791461U (en) | 2023-06-14 | 2023-06-14 | Antiscaling oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791461U (en) |
-
2023
- 2023-06-14 CN CN202321508527.6U patent/CN220791461U/en active Active
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