CN101096944A - Hydraulic oil passageway pressure test pump - Google Patents
Hydraulic oil passageway pressure test pump Download PDFInfo
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- CN101096944A CN101096944A CNA2006100453666A CN200610045366A CN101096944A CN 101096944 A CN101096944 A CN 101096944A CN A2006100453666 A CNA2006100453666 A CN A2006100453666A CN 200610045366 A CN200610045366 A CN 200610045366A CN 101096944 A CN101096944 A CN 101096944A
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- plunger
- hydraulic oil
- cylinder
- piston
- pressure test
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Abstract
The invention discloses a hydraulic oil pipe hydraulic test pump, which is characterized by the following: comprising pump body, liquid motor, bent axle, cylinder cover, cylinder glided in the cylinder cover, water inlet joint with suction valve and water outlet joint with draining valve; symmetrical-assembling a couple of liquid motor on the right left two ends of the pump body; arranging couples of the cylinder cover and cylinder; arranging a piston and a movable body between each couple of cylinder; fixed-connecting the cylinder and the movable body; assembling piston on bent axle; nesting the piston in the movable body; bringing the piston with the bent axle; moving along the movable body from upper to down; bringing the movable body and the cylinder move from right to left; realizing cylinder alternative motion in the cylinder cover. This invention possesses simple structure, small volume and light weight, which can be fit to multiple sites under oil field well.
Description
Technical field
The present invention relates to a kind of pump, specifically a kind of hydraulic oil passageway pressure test pump that is used for the oil-field flooding pressure testing.
Background technique
We know that the oil field is in exploration and exploitation, and a lot of occasions need the water filling pressure testing.As oil pipe pour water, pressure testing; Oil field well separate layer fracturing, separate layer acid treatment, water filling when bridging plug is beaten in the formation testing by layer construction, pressure testing; Well-flushing, well workover, water filling when making packet, pressure testing; Completion, play water filling when giving up, pressure testing; Or the like.At present, what generally use on the oil field is special-purpose pump truck such as cementing truck, finishes the every operation in above-mentioned occasion and the well workover process.The cementing truck structure is huge, the cost height, and very flexible, transportation, user cost is also big, and some occasion is suitable for, can not uses.And use at present common plunger pump at oil field operation to be mostly by bent axle by linkage mechanism, and rotatablely moving of bent axle is converted into plunger to-and-fro motion in the plunger bushing, suck liquid through suction valve, through the expulsion valve drain.It is mainly used in oil field operation, and is also inapplicable for the water filling pressure testing of above-mentioned multiple occasion.
Summary of the invention
Technical problem to be solved by this invention is to overcome above-mentioned the deficiencies in the prior art, provides a kind of simple in structure, and volume is little, in light weight, discharge capacity is big, pressure height, carrying flexibly, conveniently are applicable to the hydraulic oil passageway pressure test pump of multiple occasion water filling pressure testing in the oilfield downhole operation
The technological scheme that the present invention solves the problems of the technologies described above employing is: a kind of hydraulic oil passageway pressure test pump, it comprises the pump housing, oil hydraulic motor, bent axle, plunger bushing and slide on plunger in the plunger bushing, the water supply connector that has suction valve of attachment post plug sleeve and have the water output connector of expulsion valve, it is characterized in that: the pump housing is rack-mount, the two ends, the left and right sides of the pump housing are symmetrically installed with a pair of oil hydraulic motor, be provided with paired plunger bushing in the pump housing and slide on the interior plunger of plunger bushing, be provided with a piston and a moving body in the middle of every pair of plunger, plunger is fixedlyed connected with moving body, be set with piston in the moving body, piston is installed on the bent axle, move up and down along moving body by the bent axle drive, and drive moving body, plunger integral level move left and right realizes plunger to-and-fro motion in plunger bushing.
Be provided with the plunger bushing of two pairs of different sizes and the plunger that matches in the pump housing of the present invention and have the water supply connector of suction valve and have the water output connector of expulsion valve.
Be provided with the pilot seal circle in the plunger bushing of the present invention, and fastening by nut.
Support of the present invention is provided with a water inlet manifold and connects each water supply connector, and an outfall sewer connects each water output connector.
Water inlet manifold of the present invention is a bushing type, and the intake pipe that the connection small dimension has the water supply connector of suction valve is located in the water inlet manifold.
Be connected with pressure gauge, pressure relief valve and manual modulation valve on the outfall sewer of the present invention.
The present invention is owing to adopt oil hydraulic motor to drive the plunger to-and-fro motion in plunger bushing respectively of different size, the liquid that forms two kinds of different size pressure sucks and the liquid discharge, can reasonably distribute the high and low pressure water source, the needs of satisfy the quick water filling of oil pipe, suppressing fast.Against existing technologies, the present invention is simple in structure, and volume is little, in light weight, only has about 150Kg, and carrying is flexible, convenient, and discharge capacity is big, and maximum per hour discharge capacity reaches 28 sides, the pressure height, and Maximum operating pressure 25Mpa is applicable to the multiple occasion water filling pressure testing of down-hole, oil field.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention;
Fig. 2 be among Fig. 1 A-A to cut-away view.
1. supports among the figure, the 2. pump housing, 3. oil hydraulic motor, 4. bent axle, 5. piston, 6. moving body, 7. plunger, 8. plunger bushing, 9. nut, 10. pilot seal circle, 11. suction valves, 12. water supply connectors, 13. expulsion valve, 14. water output connectors, 15. water inlet manifolds, 16. intake pipes, 17. switch, 18. outfall sewers, 19. manual modulation valves, 20. pressure gauge, 21. pressure relief valves, 22..
Embodiment
From Fig. 1, Fig. 2 as can be seen, a kind of hydraulic oil passageway pressure test pump, the water output connector 14 that it comprises the pump housing 2, oil hydraulic motor 3, bent axle 4, plunger bushing 8 and slides on the water supply connector that has suction valve 11 12 of plunger 7 in the plunger bushing 8, attachment post plug sleeve 8 and have expulsion valve 13.Two oil hydraulic motors 3 rotate by bent axle laced belt dynamic crankshaft 4, and oil hydraulic motor 3 can be done power source with the hydraulic-pressure pump of well repairing machine and tractor hoist.To-and-fro motion in plunger 7 plunger bushings 8, fluid enter in the plunger bushing 8 after absorbing water by suction valve 11, and plunger 7 to-and-fro motion compressing and converting are high pressure water, enter outfall sewer 18 by expulsion valve 13.Suction valve 11 and expulsion valve 13 are one-way valves, guarantee the unidirectional blocking of pipeline.
From Fig. 1, Fig. 2, it can also be seen that, the pump housing 2 of the present invention is installed on the support 1, the two ends, the left and right sides of the pump housing 2 are symmetrically installed with a pair of oil hydraulic motor 3, be provided with paired plunger bushing 8 in the pump housing 2 and slide on the interior plunger 7 of plunger bushing, be provided with a piston 5 and a moving body 6 in the middle of every pair of plunger 7, plunger 7 is fixedlyed connected with moving body 6, be set with piston 5 in the moving body 6, piston 5 is installed on the bent axle 4, move up and down along moving body 6 by bent axle 4 drives, and drive moving body 6, plunger 7 integral level move left and right, realize plunger 7 to-and-fro motion in plunger bushing 8.
Be provided with the plunger bushing of two pairs of different sizes and the plunger that matches in the pump housing 2 of the present invention and have the water supply connector of suction valve and have the water output connector of expulsion valve.Fig. 2 is wherein a pair of bigger plunger bushing 8 and the plunger 7 that matches and and has the water supply connector 12 of suction valve 11 and have the schematic representation of the water output connector 14 etc. of expulsion valve 13.It is mainly used in a large amount of suction water inlets, high pressure, a large amount of draining.Do not have substantial differently with it on the plunger bushing of another kind of specification and the structures such as plunger that match, be mainly used in high pressure, suck in a small amount, so not in the figure explanation.
From Fig. 2, it can also be seen that, be provided with pilot seal circle 10 in the plunger bushing 8 of the present invention, and fastening by nut 9.Pilot seal circle 10 is combined seal rings, and stable performance is wear-resisting.Plunger 7 slides reliable operation along pilot seal circle 10.
Also be provided with an outfall sewer 18 on the support 1 of the present invention and connect each water output connector 14.Be connected with pressure gauge 20, pressure relief valve 21 and manual modulation valve 19 on the outfall sewer 18.Pressure gauge 20 is used for the complete monitoring water filling and suppresses pressure; Pressure relief valve 21 is set the safety pressure value, surpasses safety pressure, just draining automatically, exhaust; Manual modulation valve 19 has three functions, wherein can limit safety pressure, the highest pressure, the experimental pressure done.
The present invention adopts oil hydraulic motor to drive plunger to-and-fro motion in plunger bushing of different size.Oil hydraulic motor can be done power source with the hydraulic-pressure pump of well repairing machine and tractor hoist.The present invention can be installed on well repairing machine and the tractor hoist, and well workover not electricity consumption of scene guarantees availablely at any time, guarantees job scheduling.The liquid of the plunger of two kinds of different sizes to-and-fro motion in plunger bushing formation different size pressure sucks and liquid is discharged, and can reasonably distribute the high and low pressure water source, the needs of satisfy the quick water filling of oil pipe, suppressing fast.The present invention is simple in structure, and volume is little, in light weight, only has about 150Kg, and carrying is flexible, convenient, and discharge capacity is big, and maximum per hour discharge capacity reaches 28 sides, the pressure height, and Maximum operating pressure 25Mpa is applicable to the multiple occasion water filling pressure testing of down-hole, oil field.
Claims (6)
1. hydraulic oil passageway pressure test pump, it comprises the pump housing, oil hydraulic motor, bent axle, plunger bushing and slide on plunger in the plunger bushing, the water supply connector that has suction valve of attachment post plug sleeve and have the water output connector of expulsion valve, it is characterized in that: the pump housing is rack-mount, the two ends, the left and right sides of the pump housing are symmetrically installed with a pair of oil hydraulic motor, be provided with paired plunger bushing in the pump housing and slide on the interior plunger of plunger bushing, be provided with a piston and a moving body in the middle of every pair of plunger, plunger is fixedlyed connected with moving body, be set with piston in the moving body, piston is installed on the bent axle, move up and down along moving body by the bent axle drive, and drive moving body, plunger integral level move left and right realizes plunger to-and-fro motion in plunger bushing.
2. hydraulic oil passageway pressure test pump according to claim 1 is characterized in that: be provided with the plunger bushing of two pairs of different sizes and the plunger that matches in the pump housing and have the water supply connector of suction valve and have the water output connector of expulsion valve.。
3. hydraulic oil passageway pressure test pump according to claim 1 is characterized in that: be provided with the pilot seal circle in the plunger bushing, and fastening by nut.
4. hydraulic oil passageway pressure test pump according to claim 1 is characterized in that: support is provided with a water inlet manifold and connects each water supply connector, and an outfall sewer connects each water output connector.
5. hydraulic oil passageway pressure test pump according to claim 4 is characterized in that: water inlet manifold is a bushing type, and the intake pipe that the connection small dimension has the water supply connector of suction valve is located in the water inlet manifold.
6. hydraulic oil passageway pressure test pump according to claim 4 is characterized in that: be connected with pressure gauge, pressure relief valve and manual modulation valve on the outfall sewer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100453666A CN101096944A (en) | 2006-06-27 | 2006-06-27 | Hydraulic oil passageway pressure test pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100453666A CN101096944A (en) | 2006-06-27 | 2006-06-27 | Hydraulic oil passageway pressure test pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101096944A true CN101096944A (en) | 2008-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100453666A Pending CN101096944A (en) | 2006-06-27 | 2006-06-27 | Hydraulic oil passageway pressure test pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101096944A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669252A (en) * | 2021-08-20 | 2021-11-19 | 大庆市金拓石油机械制造有限公司 | Reciprocating pump hydraulic end for large-displacement plunger pump |
-
2006
- 2006-06-27 CN CNA2006100453666A patent/CN101096944A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113669252A (en) * | 2021-08-20 | 2021-11-19 | 大庆市金拓石油机械制造有限公司 | Reciprocating pump hydraulic end for large-displacement plunger pump |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |