CN205937077U - Tubing pump increase device - Google Patents
Tubing pump increase device Download PDFInfo
- Publication number
- CN205937077U CN205937077U CN201620833939.0U CN201620833939U CN205937077U CN 205937077 U CN205937077 U CN 205937077U CN 201620833939 U CN201620833939 U CN 201620833939U CN 205937077 U CN205937077 U CN 205937077U
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- Prior art keywords
- tubing pump
- drainage tube
- shell
- fixed
- cylinder
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Abstract
The utility model discloses a tubing pump increase device belongs to the oil production equipment field. This tubing pump includes shell, mount and drainage tube. The utility model discloses an upper end and the tubing pump fixed connection of shell, the upper end fixed connection of lower extreme and feed liquor tail pipe, the mount is fixed on the inner wall of shell, install the drainage tube inside the shell through the mount, and the drainage tube includes follows supreme integrated into one piece's feed liquor section and vertical lift section down, the feed liquor section is the toper, and the internal diameter of feed liquor section lower extreme is greater than the internal diameter of its upper end, the internal diameter of vertical lift section is less than or equal to the diameter of the hole on the solid fixed valve seat of tubing pump, tubing pump oil pumping in -process, because the diameter -adjustable structure of drainage tube design, realize gathering a class acceleration rate during fluid passage drainage tube, the velocity of flow that make to get into the liquid in the tubular oil -well pump is the speed that goes upward in the plunger of tubing pump of convergence more, improve the degree that is full of of tubing pump, and then the pump efficiency of improvement tubing pump.
Description
Technical field
This utility model is related to oil field development apparatus field, particularly to a kind of tubing pump enhancing device.
Background technology
The oil well in the oil field of China at least 85% is exploited using tubing pump, but due to pump footpath, hole condition and rubs
Wipe the impact of each side factor such as resistance, 50% about, efficiency is more low, needs for the average pump efficiency of existing tubing pump
Take measures to improve the pump efficiency of tubing pump, and also lack a kind of device of the pump efficiency that can improve tubing pump at present.
Utility model content
In order to solve to need the pump efficiency taking measures to improve tubing pump in prior art, and also lack one kind at present can
To improve the problem of the device of the pump efficiency of tubing pump, this utility model embodiment provides a kind of tubing pump potentiation dress
Put.Described technical scheme is as follows：
A kind of tubing pump enhancing device, is arranged between tubing pump and feed liquor tail pipe, described tubing pump
Enhancing device includes shell, fixed mount and drainage tube；
The upper end of described shell is fixedly connected with described tubing pump, and lower end is fixedly connected with described feed liquor tail pipe；
Described fixed mount is fixed on the inwall of described shell, for described drainage tube is arranged on described enclosure,
And do not hinder liquid to pass through the annular space being formed between described drainage tube and described shell；
Described drainage tube is passed through by the center of described fixed mount, and its axis is pumped with the axis of described shell and described tubular type
The axis collinear of the endoporus of the fixed valve base of pump, described drainage tube includes integrally formed liquid input section and vertical-lifting from bottom to up
Section, described liquid input section is pyramidal structure, and the internal diameter that the internal diameter of described liquid input section lower end is held greatly thereon, described vertical-lifting section
Internal diameter be equal to described liquid input section upper-end inner diameter, and less than or equal to described tubing pump the endoporus of fixed valve base straight
Footpath；
The piston stroking upward state of described tubing pump, is gathered to the liquid from described feed liquor tail pipe by described drainage tube
Spray to described tubing pump after stream speedup.
Further, described fixed mount includes fixed cylinder and at least two first pillars, and described fixing barrel casing draws described
Outside flow tube, and described fixed cylinder is threadeded with described drainage tube, each first in described at least two first pillars
Post is separately positioned on the outer wall of described fixed cylinder, and with described fixed cylinder related subgroup, passed through described outer by trip bolt
The side wall of shell connects described at least two first pillars and described shell.
Specifically, described fixed mount includes four the first pillars, the axle of the relatively described fixed cylinder of described four the first pillars
To being uniformly distributed.
Specifically, the shape of cross section of each the first pillar described is circle.
Specifically, each first pillar described is radially outward dashing forward along described fixed cylinder away from the end face of described fixed cylinder
The circular arc going out.
Further, described tubing pump enhancing device also includes centralizing bracket, for make the axis of described drainage tube with
The axis collinear of the endoporus of the fixed valve base of described tubing pump, described centralizing bracket includes righting cylinder and at least two second
Post, the upper end of described drainage tube is provided with step, and described righting jacket casing is on described drainage tube, and is axially limited by described step
Position, each second pillar in described at least two second pillars is separately positioned on the outer wall of described righting cylinder, and with described
Righting cylinder related subgroup, described at least two pillars withstand on the inwall of described shell away from one end of described righting cylinder.
Specifically, described centralizing bracket includes four the second pillars, the axle of the relatively described righting cylinder of described four the second pillars
To being uniformly distributed.
The shape of cross section of each the second pillar described is circle, and each second pillar described is away from described righting cylinder
End face be the circular arc projecting radially outwardly along described fixed cylinder.
Specifically, the internal diameter of described vertical-lifting section is less than the diameter of the endoporus of described fixed valve base.
Specifically, the diameter of the endoporus than described fixed valve base for the internal diameter of described vertical-lifting section is little 1～20 millimeter.
The beneficial effect brought of technical scheme that this utility model embodiment provides is：
This utility model is fixedly connected with tubing pump by the upper end of shell, and the upper end of lower end and feed liquor tail pipe is fixed
Connect, fixed mount is fixed on the inwall of shell, by fixed mount, drainage tube installed inside the housing, and drainage tube include from
Under supreme integrally formed liquid input section and vertical-lifting section, liquid input section is taper, and the internal diameter of liquid input section lower end holds greatly thereon
Internal diameter, the internal diameter of vertical-lifting section is less than or equal to the diameter of the endoporus on the fixed valve base of tubing pump, and tubular type is pumped
During pumping oil, the highly pressurised liquid in oil jacket annular space enters inside the shell by the screen casing of feed liquor tail pipe lower end through feed liquor tail pipe, by
In the variable-diameter structure design of drainage tube, realize conflux speedup when liquid is by drainage tube so that entering the liquid in tubing pump
The flow velocity of body more levels off to the up speed of plunger of tubing pump, improves the full level of tubing pump, Jin Erti
The pump efficiency of high tubing pump, and structure is simple, versatility is stronger.
Brief description
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, below will be to required in embodiment description
Accompanying drawing to be used be briefly described it should be apparent that, drawings in the following description are only that of the present utility model some are real
Apply example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of the tubing pump that this utility model embodiment provides；
Fig. 2 is the use state schematic diagram of the tubing pump that this utility model embodiment provides；
Fig. 3 is the structural representation of the fixed mount that this utility model embodiment provides；
Fig. 4 is the structural representation of the centralizing bracket that this utility model embodiment provides.
Wherein：
1 shell,
2 drainage tubes,
21 liquid input sections,
22 vertical-lifting sections,
3 fixed mounts, 31 fixed cylinders, 32 first pillars,
4 centralizing brackets, 41 righting cylinders, 42 second pillars,
5 trip bolts,
6 tubing pumps,
61 fixed valve bases, 611 endoporus,
62 valve balls,
7 feed liquor tail pipes,
8 screen casings.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type embodiment is described in further detail.
As shown in figure 1, and illustrate with reference to Fig. 2, this utility model embodiment provides a kind of tubing pump potentiation
Device, is arranged between tubing pump 6 and feed liquor tail pipe 7, and this tubing pump enhancing device includes shell 1, fixed mount 3 and
Drainage tube 2；
The upper end of shell 1 is fixedly connected with tubing pump 6, and lower end is fixedly connected with feed liquor tail pipe 7；
Fixed mount 3 is fixed on the inwall of shell 1, for being arranged on drainage tube 2 inside shell 1, and does not hinder liquid
By the annular space being formed between drainage tube 2 and shell 1；
Drainage tube 2 is passed through by the center of fixed mount 3, its axis and the axis of shell 1 and the fixed valve base of tubing pump 6
The axis collinear of 61 endoporus 611, drainage tube 2 includes integrally formed liquid input section and vertical-lifting section 22 from bottom to up, feed liquor
Section is pyramidal structure, and the internal diameter that the internal diameter of liquid input section lower end is held greatly thereon, and the internal diameter of vertical-lifting section 22 is equal to liquid input section
Upper-end inner diameter, and less than or equal to tubing pump 6 the endoporus 611 of fixed valve base 61 diameter；
The piston stroking upward state of tubing pump 6, by drainage tube 2 to after the liquid conflux speedup of feed liquor tail pipe 7
Impact is arranged on the valve ball 62 on the fixed valve base 61 of tubing pump 6 upwards.
As shown in Fig. 2 in this utility model embodiment, the two ends of shell 1 are equipped with external screw thread, shell 1 pass through its two
The external screw thread at end is fixedly connected with tubing pump 6 and feed liquor tail pipe 7 respectively, and drainage tube 2 is arranged on inside shell 1, and passes through
The fixed mount 3 being fixed on shell 1 inwall is fixedly connected with shell 1, and the axis of drainage tube 2 is taken out with the axis of shell 1 and tubular type
The axis collinear of the endoporus 611 of the fixed valve base 61 of oil pump 6.There is a large amount of highly pressurised liquids, oil pumping process due in oil jacket annular space
In, highly pressurised liquid in the oil jacket annular space screen casing 8 through feed liquor tail pipe 7 lower end enters feed liquor tail pipe 7, enters and draw in up process
In flow tube 2, because drainage tube 2 includes integrally formed Drainage Section 21 and vertical-lifting section 22 from bottom to up, and Drainage Section 21 is
Taper, the diameter with diameter greater than its upper end of Drainage Section 21 lower end, liquid is vertical due to drainage tube 2 after entering in drainage tube 2
The internal diameter of the lower end compared with Drainage Section 21 for the internal diameter of raising section 22 little so that fluid pressure in the vertical-lifting section 22 of drainage tube 2
Increase, flow velocity also increases, and because the internal diameter of vertical-lifting section 22 is equal to or less than in the fixed valve base 61 of tubing pump 6
The diameter in hole 611, liquid is injected into inside tubing pump 6 after vertical-lifting section 22, and also drives in course of injection
Liquid in the annular space being formed between drainage tube 2 and shell 1 is advanced into inside tubing pump, due to liquid on accelerating
The flow velocity of body improves, and the speed of feed liquor in tubing pump 6 can be made to be closer to the up speed of its plunger, tubular type is pumped
The full level of pump 6 is higher, and then the pump efficiency of tubing pump 6 is improved.
This utility model is fixedly connected with tubing pump 6 by the upper end of shell 1, the upper end of lower end and feed liquor tail pipe 7
It is fixedly connected, fixed mount 3 is fixed on the inwall of shell 1, by fixed mount 3, drainage tube 2 is arranged on inside shell 1, and draws
Flow tube 2 includes integrally formed liquid input section and vertical-lifting section 22 from bottom to up, and liquid input section is taper, and liquid input section lower end is interior
The internal diameter that footpath is held greatly thereon, the internal diameter of vertical-lifting section 22 is less than or equal to interior on the fixed valve base 61 of tubing pump 6
The diameter in hole 611, in tubing pump 6 oil pumping process, highly pressurised liquid in oil jacket annular space is by the screen casing 8 of feed liquor tail pipe 7 lower end
Enter in shell 1 through feed liquor tail pipe 7, due to the variable-diameter structure design of drainage tube 2, liquid is increased by realizing conflux during drainage tube 2
Speed, so that the flow velocity that enters the liquid in tubing pump 6 more levels off to the up speed of plunger of tubing pump 6, carries
The full level of high tubing pump 6, and then improve the pump efficiency of tubing pump 6, and structure is simple, versatility is stronger.
As shown in figure 3, and can be found in Fig. 1, in this utility model embodiment, fixed mount 3 includes fixed cylinder 31 and at least
Two the first pillars 32, fixed cylinder 31 is enclosed within outside drainage tube 2, and fixed cylinder 31 is threadeded with drainage tube 2, and at least two
Each first pillar 32 in one pillar 32 is separately positioned on the outer wall of fixed cylinder 31, and with fixed cylinder 31 related subgroup, lead to
Crossing trip bolt 5 passes through the side wall of shell 1 to connect at least two first pillars 32 and shell 1.
In this utility model embodiment, by least two first pillars 32 are arranged on the outer wall of fixed cylinder 31, often
Individual first pillar 32 all with fixed cylinder 31 related subgroup, and connect at least two the by the side wall that trip bolt 5 passes through shell 1
One pillar 32 and shell 1, and then so that liquid can be by drainage tube 2 on the basis of drainage tube 2 is fixed on shell 1 inside
Inside is passed through, and also can be passed through by the annular space between drainage tube 2 and shell 1, it is to avoid the setting of drainage tube 2 up product to liquid
The larger resistance of life, and it is enclosed within outside drainage tube 2 by fixed cylinder 31, righting can be carried out to drainage tube 2, separately by fixed cylinder 31
It is threaded connection with drainage tube 2 so that drainage tube 2 can move along its axis direction opposite shell 1, just by fixed cylinder 31 outward
Lower end in the endoporus 611 of the fixed valve base 61 of upper end outlet and the tubing pump 6 of the vertical-lifting section 22 controlling drainage tube 2
The distance between face.When the upper end needing the vertical-lifting section 22 adjusting drainage tube 2 and the fixed valve base 61 of tubing pump 6
During the distance between lower end of endoporus 611, turn drainage tube 2 and can achieve drainage tube 2 along the axle of its axis direction opposite shell 1
To motion.
It is preferable that two symmetrical holes are provided with the side wall of drainage tube 2 in this utility model embodiment, stubborn when needing
During dynamic drainage tube 2, stretch into inside drainage tube 2 using T-shaped instrument, the two ends of T-shaped instrument are stretched on the side wall of drainage tube 2
Two in the holes, the other end of the hand-held T-shaped instrument of operator, turning T-type instrument can turn drainage tube 2, certainly, this area skill
Art personnel understand, it is possible to use the tool operation drainage tube 2 of I shape.
As shown in figure 3, in this utility model embodiment, fixed mount 3 includes four the first pillars 32, four the first pillars
32 axial directions being relatively fixed cylinder 31 are uniformly distributed it is ensured that fixed cylinder 31 uniform force in all directions, and then ensure fixed cylinder
The centralizing function of 31 pairs of drainage tubes 2.
And it is preferable that the shape of cross section of each the first pillar 32 is circle in this utility model embodiment, be easy to
Processing.And each first pillar 32 is the circular arc projecting radially outwardly along fixed cylinder 31 away from the end face of fixed cylinder 31, just
Inwall good fit in the end face away from fixed cylinder 31 for first pillar 32 and shell 1.
As shown in figure 1, in this utility model embodiment, this tubing pump enhancing device also includes centralizing bracket 4, and this is helped
The structural representation of positive frame 4 is as shown in figure 4, be used for making the endoporus with the fixed valve base 61 of tubing pump 6 for the axis of drainage tube 2
611 axis collinear, centralizing bracket 4 includes righting cylinder 41 and at least two second pillars 42, and the upper end of drainage tube 2 is provided with step,
Righting cylinder 41 is enclosed within drainage tube 2, and passes through step axial limiting, each second pillar 42 at least two second pillars 42
Be separately positioned on the outer wall of righting cylinder 41, and with righting cylinder 41 related subgroup, at least two second pillars 42 are away from righting cylinder
41 one end withstands on the inwall of shell 1.
As shown in figure 1, and illustrate with reference to Fig. 4, in this utility model embodiment, the upper end of drainage tube 2 is provided with platform
Rank, righting cylinder 41 is enclosed within the upper end of drainage tube 2 and carries out axial limiting by step, and righting cylinder 4 passes through at least two second
Post 42 withstands on the inwall of shell 1, and the inwall of righting cylinder 4 is fitted with the inwall of drainage tube 2, the axis of righting cylinder 41 and shell 1
Axis and tubing pump 6 the endoporus 611 of fixed valve base 61 axis collinear, and then by shell 1 upper end inwall
Setting centralizing bracket 4 carries out righting to drainage tube 2 it is ensured that can be just by when liquid sprays to tubing pump 6 through drainage tube 2
The endoporus 611 of the fixed valve base 61 of tubing pump 6 is without sputtering on the lower surface of endoporus 611.
As shown in figure 4, it is preferable that centralizing bracket 4 includes four the second pillars 42 in this utility model embodiment, four
The axial direction of the second pillar 42 righting cylinder 41 relatively be uniformly distributed so that righting cylinder 41 in all directions uniform force it is ensured that helping
The positive centralizing function to drainage tube 2 for the cylinder 41.Certainly, skilled person will appreciate that, the quantity of the second pillar 42 be alternatively 3,5
Individual or 6 etc., the axial direction of the second pillar 42 righting cylinder 41 relatively is uniformly distributed.
As shown in figure 4, in this utility model embodiment, the shape of cross section of each the second pillar 42 is circle, and
Each second pillar 42 is the circular arc projecting radially outwardly along fixed cylinder 41 away from the end face of righting cylinder 41, is easy to process,
And ensure centralizing bracket 4 is arranged on the inwall of each the second pillar 42 end face away from righting cylinder 41 and shell 1 after on drainage tube 2
Good fit.
As shown in figure 1, it is preferable that the internal diameter of vertical-lifting section 22 is less than fixed valve base in this utility model embodiment
The diameter of 61 endoporus 611, prevents from outwards spraying in liquid injection process.Wherein, the internal diameter of vertical-lifting section 22 compares standing valve
Seat 61 endoporus 611 diameter little 1～20 millimeter it is preferable that vertical-lifting section 22 internal diameter than fixed valve base 61 endoporus 611
Diameter little 15 millimeters.Certainly, skilled person will appreciate that, vertical-lifting section 22 different according to the pump footpath of tubing pump 6
The little numerical value of diameter of the endoporus 611 than fixed valve base 61 for the internal diameter be alternatively other numerical value, in this utility model embodiment
It is not construed as limiting.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvement made etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of tubing pump enhancing device, is arranged between tubing pump and feed liquor tail pipe it is characterised in that described pipe
Formula oil pump synergistic device includes shell, fixed mount and drainage tube；
The upper end of described shell is fixedly connected with described tubing pump, and lower end is fixedly connected with described feed liquor tail pipe；
Described fixed mount is fixed on the inwall of described shell, for described drainage tube is arranged on described enclosure, and not
Liquid is hindered to pass through the annular space being formed between described drainage tube and described shell；
Described drainage tube is passed through by the center of described fixed mount, the axis of its axis and described shell and described tubing pump
The axis collinear of the endoporus of fixed valve base, described drainage tube includes integrally formed liquid input section and vertical-lifting section from bottom to up,
Described liquid input section is pyramidal structure, and the internal diameter that the internal diameter of described liquid input section lower end is held greatly thereon, described vertical-lifting section
Internal diameter be equal to described liquid input section upper-end inner diameter, and less than or equal to described tubing pump the endoporus of fixed valve base straight
Footpath；
The piston stroking upward state of described tubing pump, is increased to the liquid conflux from described feed liquor tail pipe by described drainage tube
Spray to described tubing pump after speed.
2. tubing pump enhancing device according to claim 1 it is characterised in that described fixed mount include fixed cylinder and
At least two first pillars, described fixing barrel casing is outside described drainage tube, and described fixed cylinder is with described drain pipe screw thread even
Connect, each first pillar in described at least two first pillars is separately positioned on the outer wall of described fixed cylinder, and with described
Fixed cylinder related subgroup, connects described at least two first pillars and described outer by the side wall that trip bolt passes through described shell
Shell.
3. tubing pump enhancing device according to claim 2 is it is characterised in that described fixed mount includes four first
Pillar, the axial direction of the relatively described fixed cylinder of described four the first pillars is uniformly distributed.
4. tubing pump enhancing device according to claim 2 it is characterised in that each the first pillar described transversal
Face shape is circle.
5. tubing pump enhancing device according to claim 2 is it is characterised in that each first pillar described is away from institute
The end face stating fixed cylinder is the circular arc projecting radially outwardly along described fixed cylinder.
6. tubing pump enhancing device according to claim 1 is it is characterised in that described tubing pump enhancing device
Also include centralizing bracket, common with the axis of the endoporus of the fixed valve base of described tubing pump for making the axis of described drainage tube
Line, described centralizing bracket includes righting cylinder and at least two second pillars, and the upper end of described drainage tube is provided with step, described righting cylinder
It is enclosed within described drainage tube, and pass through described step axial limiting, each second pillar in described at least two second pillars
Be separately positioned on the outer wall of described righting cylinder, and with described righting cylinder related subgroup, described at least two second pillars away from
One end of described righting cylinder withstands on the inwall of described shell.
7. tubing pump enhancing device according to claim 6 is it is characterised in that described centralizing bracket includes four second
Pillar, the axial direction of the relatively described righting cylinder of described four the second pillars is uniformly distributed.
8. tubing pump enhancing device according to claim 6 it is characterised in that each the second pillar described transversal
Face shape is circle, and each second pillar described is along described fixed cylinder radially outward away from the end face of described righting cylinder
Prominent circular arc.
9. tubing pump enhancing device according to claim 1 is it is characterised in that the internal diameter of described vertical-lifting section is little
Diameter in the endoporus of described fixed valve base.
10. tubing pump enhancing device according to claim 9 is it is characterised in that the internal diameter of described vertical-lifting section
Less than the diameter of the endoporus of described fixed valve base 1～20 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833939.0U CN205937077U (en) | 2016-08-03 | 2016-08-03 | Tubing pump increase device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833939.0U CN205937077U (en) | 2016-08-03 | 2016-08-03 | Tubing pump increase device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937077U true CN205937077U (en) | 2017-02-08 |
Family
ID=57924315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620833939.0U Active CN205937077U (en) | 2016-08-03 | 2016-08-03 | Tubing pump increase device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116624130A (en) * | 2023-07-21 | 2023-08-22 | 中海油能源发展股份有限公司采油服务分公司 | Gas lift plunger |
-
2016
- 2016-08-03 CN CN201620833939.0U patent/CN205937077U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116624130A (en) * | 2023-07-21 | 2023-08-22 | 中海油能源发展股份有限公司采油服务分公司 | Gas lift plunger |
| CN116624130B (en) * | 2023-07-21 | 2023-09-22 | 中海油能源发展股份有限公司采油服务分公司 | Gas lift plunger |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |