CN202991426U - All-directional travelling valve type oil-well pump - Google Patents
All-directional travelling valve type oil-well pump Download PDFInfo
- Publication number
- CN202991426U CN202991426U CN 201220722573 CN201220722573U CN202991426U CN 202991426 U CN202991426 U CN 202991426U CN 201220722573 CN201220722573 CN 201220722573 CN 201220722573 U CN201220722573 U CN 201220722573U CN 202991426 U CN202991426 U CN 202991426U
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- plunger
- pump barrel
- valve
- fuel
- displaced
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Abstract
The utility model relates to an all-directional travelling valve type oil-well pump comprising components including a pump barrel, a long plunger delivery joint, two protective pipe couplers, a protective pipe, a sliding seal cartridge, an upper partition coupler of the pump barrel, a sliding seal tube, a lower joint of the sliding seal tube, a delivery valve cover, a delivery valve ball, a delivery valve seat, a plunger delivery joint, two travelling valve covers, two travelling valve balls, two travelling valve seats, a plunger body, a lower coupler of the pump barrel and a lower connecting rod joint of the plunger body. The components are assembled in sequence to form an all-directional travelling valve type oil-well pump. The lower end of the plunger body can be connected with an oil-well rod or other technical crafts, so that the lower end of the oil-well pump can be connected with processing equipment such as a de-blocking device and a stirrer, and high yield and high efficiency can be achieved when oil production of an oil well is at normal.
Description
Technical field
The utility model belongs to the valve type oil well pump technical field that the oilfield mechanical oil recovery uses, and more particularly, relates to a kind of full travelling valve type oil well pump.
Background technique
In oil field machinery oil, oil well pump is key equipment wherein, and all there is the standing valve structure lower end of the various oil well pumps that use at present, and its structure mainly is comprised of pump barrel, plunger, standing valve and travelling valve.The standing valve of common oil well pump is in the lower end of oil well pump, due to its partition-type structures, the bottom of oil well pump can not continue to realize being connected with sucker rod, so can't utilize sucker rod to connect the equipment such as broken down device, stirrer in the oil well pump bottom, reach the yield-increasing technique measure and realize other technological measure.
Summary of the invention
The purpose of this utility model is in order to solve the above-mentioned problem of stating, a kind of novel full travelling valve type oil well pump is provided, get rid of the standing valve structure, connecting with pumping rod can be continued in the lower end of pump, connects the yield-increasing technique equipment such as broken down device, stirrer by sucker rod.
The purpose of this utility model realizes by following technical proposals:
Full travelling valve type oil well pump of the present utility model, comprise a pump barrel system, be arranged on the long-plunger delivery connection of pump barrel system upper end, be arranged on the plunger lower link joint of pump barrel system lower end and be arranged on the plunger system that is formed by fuel-displaced valve cover, fuel-displaced valve ball and fuel-displaced valve seat in pump barrel, it is characterized in that:
described plunger system is by the long-plunger delivery connection, be arranged on the slipper seal pipe between long-plunger delivery connection and plunger body, the bottom of described slipper seal pipe is connected with fuel-displaced valve cover by the lower contact of slipper seal pipe, fuel-displaced valve seat and fuel-displaced valve ball, be connected to two nomadic valve covers of the bottom of fuel-displaced valve cover by the plunger delivery connection, two travelling valve seats, two travelling valve balls and plunger body, and the plunger lower link joint that is threaded with the nomadic valve cover lower end forms, described fuel-displaced valve ball, two travelling valve balls and fuel-displaced valve seat, two travelling valve seats are arranged on respectively in fuel-displaced valve cover and two nomadic valve covers, its valve ball can be movable at the internal freedom of valve seat top and valve cover,
Under box cupling and pump barrel, box cupling consists of by cutting off on upper and lower two box cuplings of pump barrel, the outer slipper seal cover of slipper seal pipe that is arranged on the slipper seal pipe outside of plunger system, outside protective pipe, outside protective pipe, pump barrel, pump barrel in described pump barrel system; the upper end of described outside protective pipe is threaded with box cupling on protective tube by upper outside thread; the lower end of its outside protective pipe is threaded with partition box cupling on pump barrel by lower outside protective pipe box cupling; the lower thread of cutting off box cupling on described pump barrel upper end and pump barrel is connected, and the lower end of pump barrel is threaded with box cupling under pump barrel.
The utility model has the advantages that:
1, because oil well pump does not arrange standing valve, the plunger lower end can connecting with pumping rod, and sucker rod can connect as manufacturing equipments such as broken down device, stirrers;
2, owing to adopting three valves, form the plunger system of entirely moving about;
3, novel pump barrel system and plunger system makes in the normal oil recovery of oil well, and some well stimulation techniques can realize.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model pump barrel system.
Fig. 3 is the structural representation of the utility model plunger system.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As Fig. 1,2 and shown in Figure 3, full travelling valve type oil well pump of the present utility model, comprise a pump barrel system, be arranged on the long-plunger delivery connection 1 of pump barrel system upper end, be arranged on the plunger lower link joint 18 of pump barrel system lower end and be arranged on the plunger system that is formed by fuel-displaced valve cover, fuel-displaced valve ball and fuel-displaced valve seat in pump barrel, it is characterized in that:
described plunger system is by long-plunger delivery connection 1, be arranged on the slipper seal pipe 6 between long-plunger delivery connection 1 and plunger body 16, the bottom of described slipper seal pipe 6 is connected with fuel-displaced valve cover 8 by slipper seal pipe lower contact 7, fuel-displaced valve seat 10 and fuel-displaced valve ball 9, be connected to two nomadic valve covers 13 of the bottom of fuel-displaced valve cover 8 by plunger delivery connection 11, two travelling valve seats 15, two travelling valve balls 14 and plunger body 16, and the plunger lower link joint 18 that is threaded with nomadic valve cover 13 lower ends forms, described fuel-displaced valve ball 9, two travelling valve balls 14 and fuel-displaced valve seat 10, two travelling valve seats 15 are arranged on respectively in fuel-displaced valve cover 8 and two nomadic valve covers 13, its valve ball can be movable at the internal freedom of valve seat top and valve cover.
pump barrel described in the utility model system is by pump barrel 12, be arranged on the outer slipper seal cover 4 of slipper seal pipe in the slipper seal pipe outside of plunger system, outside protective pipe 3, outside protective pipe upper, lower two box cuplings, cut off box cupling 17 formations under box cupling 5 and pump barrel on pump barrel, the upper end of described outside protective pipe 3 is threaded with box cupling 2 on protective tube by outside thread, the lower end of its outside protective pipe 3 is threaded with partition box cupling 5 on pump barrel by lower outside protective pipe box cupling 2-1, the lower thread of cutting off box cupling 5 on described pump barrel 12 upper ends and pump barrel is connected, the lower end of pump barrel 12 is threaded with box cupling 17 under pump barrel.
The upper outside thread of the long-plunger delivery connection 1 of the utility model plunger system upper end can be directly be connected with sucker rod on oil pump, and the lower internal thread of plunger lower link joint 18 can be directly be connected with sucker rod under oil pump.Sucker rod can connect as manufacturing equipments such as broken down device, stirrers simultaneously, makes in the normal oil recovery of oil well, can realize increasing production and improying productivity.
The utility model is assembled to plunger system in the pump barrel system, make slipper seal pipe 6 slipper seal outside the slipper seal pipe overlap in 4, and the plunger that is made of slipper seal pipe lower contact 7, fuel-displaced valve cover 8, fuel-displaced valve ball 9, fuel-displaced valve seat 10, plunger delivery connection 11, nomadic valve cover 13, travelling valve ball 14, travelling valve seat 15, plunger body 16, plunger lower link joint 18 is assemblied in pump barrel 12, and plunger system can move up and down in the pump barrel system.
The internal surface gap of the outer slipper seal cover 4 of the utility model slipper seal pipe 6 outer surfaces and slipper seal pipe is very little, forms slipper seal, and same, the internal surface gap of the outer surface of plunger body 16 and pump barrel 12 is very little, forms slipper seal.
The working state of model utility in oil well
Down stroke: plunger system moves down, plunger body 16 upper ends and pump barrel 16 inside and the outside annular spaces that form of slipper seal pipe 6 form vacuum chamber, and outside liquid of the present utility model has certain pressure, therefore outside liquid enters and boosts two interior travelling valve balls 14 of plunger through the through hole of plunger lower link joint 18, endoporus, travelling valve seat 15, plunger body 16, nomadic valve cover 13, plunger delivery connection 11 on the plunger lower link joint 18, and enter into above-mentioned annular space through the side direction through hole of plunger delivery connection 11.
Up stroke: plunger system moves up, the liquid of above-mentioned annular space is by the sliding cylinder extrusion of its underpart, travelling valve ball 14 in plunger is forced to press and falls on travelling valve seat 15, its liquid is along side direction through hole and the fuel-displaced valve ball 9 of pressure jack-up of plunger delivery connection 11, and move up along the inside of slipper seal pipe 6, sidewise hole through long-plunger delivery connection 1 gives rise on pump, works and so forth, can be constantly with the oil extraction.
Claims (1)
1. full travelling valve type oil well pump, comprise a pump barrel system, be arranged on the long-plunger delivery connection of pump barrel system upper end, be arranged on the plunger lower link joint of pump barrel system lower end and be arranged on the plunger system that is formed by fuel-displaced valve cover, fuel-displaced valve ball and fuel-displaced valve seat in pump barrel, it is characterized in that:
described plunger system is by the long-plunger delivery connection, be arranged on the slipper seal pipe between long-plunger delivery connection and plunger body, the bottom of described slipper seal pipe is connected with fuel-displaced valve cover by the lower contact of slipper seal pipe, fuel-displaced valve seat and fuel-displaced valve ball, be connected to two nomadic valve covers of the bottom of fuel-displaced valve cover by the plunger delivery connection, two travelling valve seats, two travelling valve balls and plunger body, and the plunger lower link joint that is threaded with the nomadic valve cover lower end forms, described fuel-displaced valve ball, two travelling valve balls and fuel-displaced valve seat, two travelling valve seats are arranged on respectively in fuel-displaced valve cover and two nomadic valve covers, its valve ball can be movable at the internal freedom of valve seat top and valve cover,
Under box cupling and pump barrel, box cupling consists of by cutting off on upper and lower two box cuplings of pump barrel, the outer slipper seal cover of slipper seal pipe that is arranged on the slipper seal pipe outside of plunger system, outside protective pipe, outside protective pipe, pump barrel in described pump barrel system; the lower end of its outside protective pipe is threaded with partition box cupling on pump barrel by lower outside protective pipe box cupling; the lower thread of cutting off box cupling on described pump barrel upper end and pump barrel is connected, and the lower end of pump barrel is threaded with box cupling under pump barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220722573 CN202991426U (en) | 2012-12-25 | 2012-12-25 | All-directional travelling valve type oil-well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220722573 CN202991426U (en) | 2012-12-25 | 2012-12-25 | All-directional travelling valve type oil-well pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991426U true CN202991426U (en) | 2013-06-12 |
Family
ID=48562612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220722573 Expired - Fee Related CN202991426U (en) | 2012-12-25 | 2012-12-25 | All-directional travelling valve type oil-well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202991426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832491A (en) * | 2015-05-26 | 2015-08-12 | 张晓义 | Multistage hydraulic cylinder inside serial connection type drawing device |
-
2012
- 2012-12-25 CN CN 201220722573 patent/CN202991426U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832491A (en) * | 2015-05-26 | 2015-08-12 | 张晓义 | Multistage hydraulic cylinder inside serial connection type drawing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20181225 |