CN209012034U - A kind of Anti-sand oil pump - Google Patents
A kind of Anti-sand oil pump Download PDFInfo
- Publication number
- CN209012034U CN209012034U CN201821917437.1U CN201821917437U CN209012034U CN 209012034 U CN209012034 U CN 209012034U CN 201821917437 U CN201821917437 U CN 201821917437U CN 209012034 U CN209012034 U CN 209012034U
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- Prior art keywords
- sand
- pump barrel
- pump
- bushing
- sand control
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Abstract
The utility model discloses a kind of Anti-sand oil pump, belong to oil pumping pump technical field, including upper bushing, pull rod, sand control screens, box cupling, pump barrel, plunger, upper traveling valve, lower travelling valve, bleeder, sand control cap, flow-guiding channel, lower bushing, standing valve ball, standing valve seat, sand-proof pipe, anti- sand hole, deflector hole, upper bushing and pump barrel, pump barrel and lower bushing, lower bushing is mutually threadedly coupled with sand-proof pipe, the caliber of the upper bushing is greater than the caliber of pump barrel, " recessed " word sand setting chamber is formed between the two, sand control screens are fixed on pump barrel upper end with box cupling, plunger is equipped in pump barrel, pump barrel lower end is provided with bleeder, the outer surface of the sand control socket is equipped with several anti-sand holes of the bar shaped being circumferentially arranged along pump barrel, when operation, silt in fluid column, tube inner wall scale or other foreign matters are fallen into oil well pump, it is deposited on Sand setting is intracavitary, avoids and blocks, pumps phenomena such as blocking, improve pump efficiency, extend pump detection period, saves operating cost.
Description
Technical field
The utility model belongs to oil pumping pump technical field, specifically a kind of Anti-sand oil pump.
Background technique
Oil well pump refers to the downhole hardware for being driven by pumping unit and crude oil in well being given rise to ground, currently, most commonly used
It is tubing pump, there is following defect when in use: first is that silt, tube inner wall embroiders skin in well or other are different when oil well operation
Object is fallen into oil pump sleeve, causes oil well pump blocking, needs frequent well-flushing or maintenance；Second is that in oil recovery process, if oil pumping
There are the foreign matters such as sand grains in fluid column in pump pump barrel, can also be deposited in pump barrel, pump card feed flow deficiency is caused when serious and blocks；Three
It is easily to deposit the foreign matters such as sand grains at standing valve, results in blockage, standing valve failure causes oil well pump to fail.
Utility model content
In view of the deficiencies in the prior art and defect, the utility model provides a kind of sand control, anti-sticking, anti-blocking oil pumping
Pump, for solve because in silt in well, oil pipe scale or other foreign matters fall into oil pump sleeve caused by pump card, stifled, in turn
The problem of causing oil well pump to fail.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: a kind of Anti-sand oil pump, special
Sign is: including upper bushing, pull rod, sand control screens, box cupling, pump barrel, plunger, upper traveling valve, lower travelling valve, bleeder, preventing
Sand cap, flow-guiding channel, lower bushing, standing valve ball, standing valve seat, sand-proof pipe, anti-sand hole, deflector hole, the upper bushing with
It is threadedly coupled between pump barrel, between pump barrel and lower bushing, between lower bushing and sand-proof pipe, the caliber of the upper bushing is greater than pump
The caliber of cylinder, the bottom end of upper bushing are lower than the top of pump barrel, form " recessed " word sand setting chamber between the two, and sand control screens are fixed with box cupling
In pump barrel upper end, plunger is equipped in pump barrel, pump barrel lower end is provided with bleeder, and the lower bushing sand control cap internal with it is formed
The outer surface of " recessed " word sand setting chamber, the sand control socket is equipped with several anti-sand holes of the bar shaped being circumferentially arranged along pump barrel.
The sand control screens are made of the circular hole of several small-bores as a further improvement of the utility model, sand control screens
Middle part is equipped with perforative through-hole, and pull rod is pierced by from this through-hole.
The plunger is connect with pull rod as a further improvement of the utility model, several are provided at the top of plunger and is led
Discharge orifice, plunger is interior to be equipped with upper traveling valve and lower travelling valve.
The lower bushing is located at the lower part of bleeder as a further improvement of the utility model, is equipped in lower bushing solid
Determine valve, standing valve top is equipped with sand control cap, thinks that the side wall of sand control cap is equipped with the flow-guiding channel of direction obliquely, water conservancy diversion is logical
The position in road and standing valve seat maintain an equal level, and sand control cap is semicircle umbrella body, and diameter is identical as standing valve seat diameter, sand control cap
Uniformly distributed oil outlet in umbrella body.
Compared with prior art, the utility model has the beneficial effect that a kind of Anti-sand oil pump of the utility model
If there are two old sand chambers, in operation, silt, tube inner wall scale or other foreign matters in fluid column are fallen into oil well pump, are sunk
Product is intracavitary in sand setting, and anti-flushing well is not had to after operation due to encountering shield and Protective ball in sundries dropping process and falls into sand setting
Chamber, sundries will not be deposited at valve and plunger, avoided valve failure, blocked, pump phenomena such as blocking, reduce pump barrel with
Abrasion and unnecessary anti-work between plunger, improve pump efficiency, extend pump detection period, save operating cost.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and detailed description:
A kind of structural schematic diagram of Anti-sand oil pump of Fig. 1 the utility model.
In figure: under 1. upper bushings, 2. pull rods, 3. sand control screens, 4. box cuplings, 5. pump barrels, 6. plungers, 7. upper traveling valves, 8.
Travelling valve, 9. bleeders, 10. sand control caps, 11. flow-guiding channels, 12. lower bushings, 13. standing valve balls, 14. standing valves
Seat, 15. sand-proof pipes, 16. anti-sand holes, 17. deflector holes.
It is worth noting that, term " center ", "upper", "lower", "left", "right", " perpendicular in the description of the present invention,
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Specific embodiment
In order to which the technical solution of the utility model and beneficial effect are more clearly understood, with reference to the accompanying drawing and it is embodied
The utility model is described in further detail in example, it should be understood that the specific embodiments described herein are only used for managing
The utility model is solved, is not used to limit the utility model, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, is fallen within the protection scope of the utility model.
As shown in Figure 1, a kind of Anti-sand oil pump of the utility model, including including upper bushing 1, pull rod 2, sand control screens 3, connect
Hoop 4, pump barrel 5, plunger 6, upper traveling valve 7, lower travelling valve 8, bleeder 9, sand control cap 10, flow-guiding channel 11, lower bushing 12,
Standing valve ball 13, standing valve seat 14, sand-proof pipe 15, anti-sand hole 16, deflector hole 17, the upper bushing 1 connect with 5 screw thread of pump barrel
It connects, the caliber of upper bushing 1 is greater than the caliber of pump barrel 5, and the bottom end of upper bushing 1 is lower than the top of pump barrel 5, is formed between the two
" recessed " word sand setting chamber, the box cupling 4 of sand control screens 3 are fixed on 5 upper end of pump barrel, are equipped with plunger 6 in pump barrel 5, and plunger 6 is connect with pull rod 2,
The top of plunger 6 is provided with several deflector holes 17, is equipped with upper traveling valve 7 and lower travelling valve 8 in plunger 6,5 lower end of pump barrel is set
It is equipped with bleeder 9, the lower part that the lower bushing 12 is located at bleeder 9 is threadedly coupled with pump barrel 5, and it is all to be equipped with fixation in lower bushing 12
That ball 13, standing valve seat 14 and sand control cap 10, lower bushing 12 form " recessed " word sand setting chamber, the sand-proof pipe 15 with sand control cap 10
It is threadedly coupled with lower bushing 12, is located at the lower part of lower bushing 12, the outer surface of sand-proof pipe 15 is equipped with several to be circumferentially arranged along it
The anti-sand hole 16 of bar shaped.
Sand control screens 3 are made of the circular hole of several small-bores, can be effectively by the impurity barrier in pit shaft in the outer of sand control screens 3
Face, it is intracavitary that impurity enters the sand setting that upper bushing 1 and pump barrel 5 are formed, and impurity is avoided to enter oil well pump and cause holddown.
When lower pump job execution, crude oil enters in sand-proof pipe 15 by the filtering of anti-sand hole 16, still there is impurity, mixes miscellaneous
The crude oil of matter enters sand control cap 10 by standing valve ball 13, under the blocking and induction of sand control cap 10, from water conservancy diversion obliquely
Channel 11 falls into that the sand setting that lower bushing 12 and sand control cap 10 are formed is intracavitary, eliminates influence of the impurity in oil pipe to oil well pump, has
The impurity that solves of effect enters the technological deficiency that pump barrel causes pump to miss, and ensure that the normal production of pumpingh well, extends operation
Pump detection period saves operating cost.
Claims (4)
1. a kind of Anti-sand oil pump, it is characterised in that: including upper bushing, pull rod, sand control screens, box cupling, pump barrel, plunger, upstream
Dynamic valve, lower travelling valve, bleeder, sand control cap, flow-guiding channel, lower bushing, standing valve ball, standing valve seat, sand-proof pipe,
Anti- sand hole, deflector hole, between the upper bushing and pump barrel, between pump barrel and lower bushing, between lower bushing and sand-proof pipe screw thread connect
It connects, the caliber of the upper bushing is greater than the caliber of pump barrel, and the bottom end of upper bushing is lower than the top of pump barrel, forms " recessed " between the two
Word sand setting chamber, sand control screens are fixed on pump barrel upper end with box cupling, are equipped with plunger in pump barrel, pump barrel lower end is provided with bleeder, described
Lower bushing and its internal sand control cap form " recessed " word sand setting chamber, and the outer surface of the sand control socket is equipped with several weeks along pump barrel
To the anti-sand hole of bar shaped of arrangement.
2. a kind of Anti-sand oil pump according to claim 1, it is characterised in that: the sand control screens are by several small-bores
Circular hole composition, perforative through-hole is equipped in the middle part of sand control screens, pull rod is pierced by from this through-hole.
3. a kind of Anti-sand oil pump according to claim 1, it is characterised in that: the plunger is connect with pull rod, plunger
Top be provided with several deflector holes, upper traveling valve and lower travelling valve are equipped in plunger.
4. a kind of Anti-sand oil pump according to claim 1, it is characterised in that: the lower bushing is located under bleeder
Portion, is equipped with standing valve in lower bushing, standing valve top is equipped with sand control cap, and the side wall of sand control cap is equipped with direction obliquely
Flow-guiding channel, the position of flow-guiding channel and standing valve seat maintain an equal level, and sand control cap is semicircle umbrella body, and diameter and standing valve seat are straight
Diameter is identical, uniformly distributed oil outlet in the umbrella body of sand control cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821917437.1U CN209012034U (en) | 2018-11-21 | 2018-11-21 | A kind of Anti-sand oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821917437.1U CN209012034U (en) | 2018-11-21 | 2018-11-21 | A kind of Anti-sand oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209012034U true CN209012034U (en) | 2019-06-21 |
Family
ID=66842831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821917437.1U Active CN209012034U (en) | 2018-11-21 | 2018-11-21 | A kind of Anti-sand oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209012034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779658A (en) * | 2020-07-03 | 2020-10-16 | 盐城华远石油机械有限公司 | Sand prevention rod type oil well pump |
-
2018
- 2018-11-21 CN CN201821917437.1U patent/CN209012034U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779658A (en) * | 2020-07-03 | 2020-10-16 | 盐城华远石油机械有限公司 | Sand prevention rod type oil well pump |
| CN111779658B (en) * | 2020-07-03 | 2022-02-08 | 盐城华远石油机械有限公司 | Sand prevention rod type oil well pump |
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