CN202250034U - Device for step-by-step measurement of volume of hydraulic oil in underground casing valve - Google Patents
Device for step-by-step measurement of volume of hydraulic oil in underground casing valve Download PDFInfo
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- CN202250034U CN202250034U CN2011203892657U CN201120389265U CN202250034U CN 202250034 U CN202250034 U CN 202250034U CN 2011203892657 U CN2011203892657 U CN 2011203892657U CN 201120389265 U CN201120389265 U CN 201120389265U CN 202250034 U CN202250034 U CN 202250034U
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- hydraulic oil
- measuring tank
- pump jar
- volume
- jar
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Abstract
The utility model relates to a device for step-by-step measurement of volume of hydraulic oil in an underground casing valve, relating to a device used for measuring the volume of hydraulic oil in the underground casing valve step by step. The device comprises a main pump tank, a secondary pump tank, a first switch valve, two sealing covers, a measuring tank, a first exhaust pipe, a second exhaust pipe, a second switch valve and a third switch valve; the lower part of the right side of the main pump tank is provided with the secondary pump tank, the lower end of the right side of the main pump tank is fixedly connected and also communicated with the upper end of the right side of the secondary pump tank through a connecting pipe, the first switch valve is fixedly arranged on the connecting pipe, and the upper ends of the main pump tank and the secondary pump tank are respectively and fixedly provided with a sealing cover; and the lower end of the secondary pump tank is fixedly connected and also communicated with the upper end of the measuring tank. The device has a reasonable and compact structure and can be used conveniently; since the measuring tank is adopted for measurement, the accuracy of measurement of the volume of the hydraulic oil in the underground casing valve can be improved; and since the step-by-step measurement method is adopted, the volume of the pumped hydraulic oil can be calculated effectively, and the reliable basis can be provided for opening or closing of the underground casing valve.
Description
Technical field
the utility model relates to down hole sleeve valve hydraulic oil metering device technical field, is a kind of down hole sleeve valve hydraulic oil volume substep metering device.
Background technology
The application of
down hole sleeve valve can realize overall process under-balance drilling; With protective casing G.I.H together, the terrestrial operation system is connected with casing valve opening and closing duct respectively through two pipelines, and these two pipelines are referred to as to be opened pipeline and close pipeline; The terrestrial operation system opens or closes through in pipeline, pumping into hydraulic oil driving hyoplastron; In theory, when opening casing valve, when the unlatching pipeline pumps into a certain amount of hydraulic oil (amount that pumps into is referred to as the amount of pumping into), casing valve is opened, and the blanked-off pipe linear flow goes out identical hydraulic oil (amount of outflow is referred to as discharge) simultaneously, and is when closing, just opposite; Judge whether beginning or close through discharge, but in practical operation often because entrained air in the hydraulic oil, other complicated reasons, the amount of pumping into and discharge also not exclusively equate, so the way of a measurement flow output also was not a science very in the past; Therefore must accurately grasp the hydraulic oil amount of pumping into, so just possibly compare, more scientific basis is provided for judging that casing valve is opened or closed with discharge; The amount of pumping into can not accurately be measured with measuring cup as discharge, considers the safety requirements and the practical operation situation in operationlocation well site, can not use the flow meter measuring device of existing automation; Because the volume of hydraulic oil pump jar is bigger, pump into the front and back volume through its high scale comparison, the amount of pumping into that draws misses by a mile, and can not accurately measure the amount of pumping into.
Summary of the invention
the utility model provides a kind of down hole sleeve valve hydraulic oil volume substep metering device; Overcome the deficiency of above-mentioned prior art; It is inaccurate that it can effectively solve the hydraulic oil amount of pumping into metering, can't judge the unlatching of casing valve or the problem of closed condition.
The technical scheme of
the utility model realizes through following measure: a kind of down hole sleeve valve hydraulic oil volume substep metering device comprises main pump jar, inferior pump jar, first switch valve, seal cover, measuring tank, downtake pipe, second exhaust pipe, second switch valve and the 3rd switch valve; Inferior pump jar is arranged below the right side of main pump jar; The lower end, right side of main pump jar is fixed together with time upper end, pump jar left side through tube connector and communicates; On tube connector, be installed with first switch valve, the main pump jar is installed with seal cover respectively with time pump jar upper end; The lower end of inferior pump jar is fixed together with the upper end of measuring tank and communicates, and it is cylindric that measuring tank is, and scale mark is arranged on measuring tank; Inferior pump jar is separately installed with and extraneous downtake pipe and the second exhaust pipe that communicates with the top of measuring tank, and the overhead height of downtake pipe and second exhaust pipe all is higher than main pump tank top height; Be installed with the second switch valve on the measuring tank between inferior pump jar and the second exhaust pipe; Be installed with horizontal tube in the bottom of measuring tank and communicate with measuring tank inside; On horizontal tube, be installed with the 3rd switch valve; The lower end closed of measuring tank.
Be to the further optimization of above-mentioned utility model technical scheme below or/and improve:
The lower end of
above-mentioned measuring tank can be installed with the screw plug that can make its sealing.
The volume of
above-mentioned main pump jar can be more than or equal to 2000 milliliters, and the volume of inferior pump jar equals 250 milliliters, and the volume of measuring tank equals 450 milliliters.
above-mentioned main pump jar can be respectively cuboid with time pump jar.
1 millimeter height of
above-mentioned scale mark can corresponding 1 milliliter of hydraulic oil.
the utility model reasonable and compact in structure, easy to use; Through the metering of measuring tank, improved the precision of down hole sleeve valve hydraulic oil volume metering; Adopt the substep method of measurement simultaneously, can effectively calculate the amount of pumping into of hydraulic oil, thereby reliable foundation is provided for down-hole casing opening of valves or closed condition.
Description of drawings
accompanying drawing 1 is the main TV structure sketch map of the utility model most preferred embodiment.
Coding in
accompanying drawing is respectively: 1 is the main pump jar, and 2 is tube connector, and 3 is time pump jar, and 4 is first switch valve; 5 is seal cover, and 6 is measuring tank, and 7 is scale mark; 8 is downtake pipe, and 9 is second exhaust pipe, and 10 is the second switch valve; 11 is horizontal tube, and 12 is the 3rd switch valve, and 13 is screw plug.
The specific embodiment
the utility model does not receive the restriction of following embodiment, can confirm concrete embodiment according to the technical scheme and the actual conditions of the utility model.
are in the utility model; For the ease of describing; The description of the relative position relation of each parts all is to describe according to the Butut mode of Figure of description 1, as: the position relation of upper and lower, left and right etc. is what to confirm according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
shown in accompanying drawing 1, this down hole sleeve valve hydraulic oil volume substep metering device comprises main pump jar 1, inferior pump jar 3, first switch valve 4, seal cover 5, measuring tank 6, downtake pipe 8, second exhaust pipe 9, second switch valve 10 and the 3rd switch valve 12; Inferior pump jar 3 is arranged below the right side of main pump jar 1; The lower end, right side of main pump jar 1 is fixed together with time upper end, pump jar 3 left sides through tube connector 2 and communicates; On tube connector 2, be installed with first switch valve 4, main pump jar 1 is installed with seal cover 5 respectively with time pump jar 3 upper ends; The lower end of inferior pump jar 3 is fixed together with the upper end of measuring tank 6 and communicates, and measuring tank 6 is cylindric, and scale mark 7 is arranged on measuring tank 6; Inferior pump jar 3 is separately installed with and extraneous downtake pipe that communicates 8 and second exhaust pipe 9 with the top of measuring tank 6, and the overhead height of downtake pipe 8 and second exhaust pipe 9 all is higher than main pump jar 1 overhead height; Be installed with second switch valve 10 on the measuring tank 6 between inferior pump jar 3 and the second exhaust pipe 9; Be installed with horizontal tube 11 in the bottom of measuring tank 6 and communicate with measuring tank 6 inside; On horizontal tube 11, be installed with the 3rd switch valve 12; The lower end closed of measuring tank 6.Because the horizontal section of columned measuring tank 6 is little, scale mark 7 radixes of measuring tank 6 is diminished, thereby improved measuring tank 6 certainties of measurement, has reduced measure error; Make the volume of measuring hydraulic oil in the measuring tank 6 more accurate.
Can according to actual needs above-mentioned down hole sleeve valve hydraulic oil volume substep metering device be done further to optimize or/and improve:
are installed with the screw plug 13 that can make its sealing in the lower end of measuring tank 6 shown in accompanying drawing 1.Be convenient to remove the residual liquid of measuring tank 6 inside like this.
as required, the volume of main pump jar 1 is more than or equal to 2000 milliliters, the volume of inferior pump jar 3 equals 250 milliliters, the volume of measuring tank 6 equals 450 milliliters.
shown in accompanying drawing 1, as required, main pump jar 1 is respectively cuboid with time pump jar 3.
as required, 1 millimeter of scale mark 7 highly corresponding 1 milliliter of hydraulic oil.
above technical characterictic has constituted the most preferred embodiment of the utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The use of
the utility model most preferred embodiment: the scale mark 7 on measuring tank 6 is divided into three parts, is respectively AB part, BD part and DE part; AB part between inferior pump jar 3 and second switch valve 10,50 milliliters of volumes; BD part between second switch valve 10 and horizontal tube 11,350 milliliters of volumes; DE part between horizontal tube 11 and screw plug 13,50 milliliters of volumes; The BD part is divided into BC part and CD part again, and the volume of BC part is 250 milliliters, and the volume of CD part is 100 milliliters; Air driven pump and horizontal tube 11 are fixed together, and next is with all valve closings of the utility model; When needs are measured, at first open first switch valve 4 and second switch valve 10, communicate between measuring tank 6, inferior pump jar 3 and the main pump jar 1; Open the seal cover 5 of main pump jar 1 again, in main pump jar 1, inject hydraulic oil; Close first switch valve 4 and second switch valve 10 after filling with; Open the 3rd switch valve 12 again, open air driven pump, export hydraulic oil; BD part hydraulic oil height will descend gradually in measuring tank 6; Reduce to C place (be in the measuring tank 6 hydraulic oil output quantity above 250 milliliters) when liquid level, open second switch valve 10, after 250 milliliters of hydraulic oil all get into measuring tank 6 in the inferior pump jar 3; Close second switch valve 10; Open first switch valve 4 again, after 250 milliliters of hydraulic oil all get into time pump jar 3 in the main pump jar 1, close first switch valve 4 again; So repeat, can realize that hydraulic oil continues output; Adopt substep method of measurement, i.e. V=250N+Vd again; Wherein, V is output hydraulic oil volume, unit milliliter; To be hydraulic oil get into 6 total number of times of measuring tanks from inferior pump jar 3 to N subtracts 1, and total degree should comprise that air driven pump initial time before starting is 1 time, and subtracting 1 is because all output of last 250 milliliters of adding; Vd is measuring tank 6 output hydraulic oil volume numbers; Can draw the amount of pumping into through calculating again, judge the unlatching or the closing state of down hole sleeve valve through the amount of pumping into.
Claims (9)
1. a down hole sleeve valve hydraulic oil volume substep metering device is characterized in that comprising main pump jar, inferior pump jar, first switch valve, seal cover, measuring tank, downtake pipe, second exhaust pipe, second switch valve and the 3rd switch valve; Inferior pump jar is arranged below the right side of main pump jar; The lower end, right side of main pump jar is fixed together with time upper end, pump jar left side through tube connector and communicates; On tube connector, be installed with first switch valve, the main pump jar is installed with seal cover respectively with time pump jar upper end; The lower end of inferior pump jar is fixed together with the upper end of measuring tank and communicates, and it is cylindric that measuring tank is, and scale mark is arranged on measuring tank; Inferior pump jar is separately installed with and extraneous downtake pipe and the second exhaust pipe that communicates with the top of measuring tank, and the overhead height of downtake pipe and second exhaust pipe all is higher than main pump tank top height; Be installed with the second switch valve on the measuring tank between inferior pump jar and the second exhaust pipe; Be installed with horizontal tube in the bottom of measuring tank and communicate with measuring tank inside; On horizontal tube, be installed with the 3rd switch valve; The lower end closed of measuring tank.
2. down hole sleeve valve hydraulic oil volume substep metering device according to claim 1 is characterized in that the lower end of measuring tank is installed with the screw plug that can make its sealing.
3. down hole sleeve valve hydraulic oil volume substep metering device according to claim 1 and 2, the volume that it is characterized in that the main pump jar is more than or equal to 2000 milliliters, and the volume of inferior pump jar equals 250 milliliters, and the volume of measuring tank equals 450 milliliters.
4. down hole sleeve valve hydraulic oil volume substep metering device according to claim 1 and 2 is characterized in that main pump jar and time pump jar are respectively cuboid.
5. down hole sleeve valve hydraulic oil volume substep metering device according to claim 3 is characterized in that main pump jar and time pump jar are respectively cuboid.
6. down hole sleeve valve hydraulic oil volume according to claim 1 and 2 is metering device step by step, it is characterized in that 1 millimeter highly corresponding 1 milliliter of hydraulic oil of scale mark.
7. down hole sleeve valve hydraulic oil volume according to claim 3 is metering device step by step, it is characterized in that 1 millimeter highly corresponding 1 milliliter of hydraulic oil of scale mark.
8. down hole sleeve valve hydraulic oil volume according to claim 4 is metering device step by step, it is characterized in that 1 millimeter highly corresponding 1 milliliter of hydraulic oil of scale mark.
9. down hole sleeve valve hydraulic oil volume according to claim 5 is metering device step by step, it is characterized in that 1 millimeter highly corresponding 1 milliliter of hydraulic oil of scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203892657U CN202250034U (en) | 2011-10-13 | 2011-10-13 | Device for step-by-step measurement of volume of hydraulic oil in underground casing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203892657U CN202250034U (en) | 2011-10-13 | 2011-10-13 | Device for step-by-step measurement of volume of hydraulic oil in underground casing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202250034U true CN202250034U (en) | 2012-05-30 |
Family
ID=46111293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203892657U Expired - Lifetime CN202250034U (en) | 2011-10-13 | 2011-10-13 | Device for step-by-step measurement of volume of hydraulic oil in underground casing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202250034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258759A (en) * | 2015-10-26 | 2016-01-20 | 中国石油集团西部钻探工程有限公司 | Oil product metering device of gas drilling equipment |
-
2011
- 2011-10-13 CN CN2011203892657U patent/CN202250034U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258759A (en) * | 2015-10-26 | 2016-01-20 | 中国石油集团西部钻探工程有限公司 | Oil product metering device of gas drilling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |