CN202215226U - Down-hole flow measuring and adjusting instrument - Google Patents
Down-hole flow measuring and adjusting instrument Download PDFInfo
- Publication number
- CN202215226U CN202215226U CN2011202352384U CN201120235238U CN202215226U CN 202215226 U CN202215226 U CN 202215226U CN 2011202352384 U CN2011202352384 U CN 2011202352384U CN 201120235238 U CN201120235238 U CN 201120235238U CN 202215226 U CN202215226 U CN 202215226U
- Authority
- CN
- China
- Prior art keywords
- torsion
- sleeve
- screw
- groove
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Measuring Volume Flow (AREA)
Abstract
A down-hole flow measuring and adjusting instrument comprises a rotating fixed head, a fixed spiral sleeve, a big jacket, a torsion sleeve and a small jacket from bottom to top, wherein a motor barrel, a minitype direct current motor and a planetary reducer are arranged at the lower inner part of the fixed spiral sleeve, a short lead screw is fixedly connected with the output shaft of the planetary reducer, a sliding colliding block is threaded onto the short lead screw, the lower end of the short lead screw is threaded with the torsion sleeve, the torsion sleeve is threaded with a torsion shaft, a push bearing is arranged between the torsion shaft and the fixed spiral sleeve, a sleeve cushion is arranged below the push bearing, a torsion shaft sleeve is arranged on the sleeve cushion, and is connected with a long lead screw through a pin, the long lead screw is threaded with a sliding connection block, the outer ends of the two sides of the sliding connection block are connected with the fixed spiral sleeve in an insertion way through two vertical grooves which are symmetrically arranged at the upper part of the fixed spiral sleeve, the middle parts of the two inner sides of the sliding connection block are connected with the torsion shaft sleeve in the insertion way through a spiral groove which is arranged in the torsion shaft sleeve, and the torsion shaft sleeve is connected with a torsion sleeve main body through a pin.
Description
Technical field
The utility model relates to a kind of test of water filling downhole flowmeter and regulates instrument, specifically a kind of downhole flow measurement and adjustment instrument.
Background technology
The water injection well in oil field will show periodic survey of the manufacturing parameter of water filling, and along with improving constantly of the continuous demand for development measuring accuracy of water injection technology, the injection flow method of measurement improves that development is the core of measuring accuracy raising with flow meter; Past all is the purpose that reaches the water injection rate metering and regulate with production mandrel and water nozzle, but this method is not high to the water injection rate measuring accuracy, and changes difficulty of flow-rate ratio; Pass through complicated step and pull water nozzle to come out, plunge into the water nozzle that to change again, because of the water nozzle of the knocking down position of arriving; Good seal is bad; Also want complicated process certification, process certification precision in addition is low to cause injection allocation amount and real fluence error very big, has satisfied not the requirement of high-precision measuring water injection rate; Adopted electromagnetic flowmeter now; The injection flow measuring accuracy has improved, but produces electromagnetic flowmeter Flow-rate adjustment problem thereupon, and the applicant has developed a kind of downhole flow adjusting apparatus thereupon; This downhole flow adjusting apparatus has solved the electromagnetic flowmeter Flow-rate adjustment problem to each water filling layer; But can not solve the orientation problem of downhole flow measurement and adjustment instrument, the applicant has developed the electronic locator of clamping-proof type thereupon, cooperates the downhole flow adjusting apparatus to accomplish the underground electromagnetic flow meter Flow-rate adjustment is worked.
Summary of the invention
The purpose of the utility model provides a kind of downhole flow measurement and adjustment instrument, solves the problem that the flow of above-mentioned water filling downhole flowmeter can't be tested and regulate.
The technical scheme of the utility model realizes in the following manner:
Utility model comprises the switching fixing head, fixedly screw-casing, big or small sheath, torsion overlap main body, short leading screw, long lead screw, DC micromotor and planetary reducer; The fixing head that it is characterized in that transferring from bottom to top is threaded with fixing screw-casing; Fixedly screw-casing is threaded with big sheath; Big sheath bottom is provided with torsion cover main body, and torsion cover main body middle part is with little sheath; Following inside at fixing screw-casing is fixed with DC micromotor and planetary reducer, is fixedly connected with short leading screw with the planetary reducer output shaft through the motor tube; The slip collision block has been threaded on short leading screw; Short leading screw lower end screw thread is connected with Torque sleeve; The Torque sleeve torsion shaft that has been threaded; Torsion shaft and fixedly be provided with thrust bearing between the screw-casing, be provided with sleeve gasket in the thrust metal top, the torsion axle sleeve that is provided with in the sleeve gasket top, the torsion axle sleeve is connected with long lead screw through pin; The long lead screw sliding connection block that has been threaded; Two vertical slot of screw-casing top symmetry connect with fixedly screw-casing is slotting mutually outer end, sliding connection block both sides through being located at fixedly, helicla flute and the slotting mutually connection of torsion axle sleeve that sliding connection block both sides middle inside puts through being located at torsion shaft, and the torsion axle sleeve is connected with torsion cover main body through pin.
The switching fixing head is made as cylindrical, and lower diameter is little, upper diameter is big, is provided with male thread and outer ring groove on the top of reducing platform; The week side is arranged with 4 grooves of fixing linking arm in the top of reducing platform, and the upper end of last linking arm is connected with the groove pin, and the middle part is provided with inside groove; Be provided with helical spring in the groove, the helical spring lower end be supported on the switching fixing head groove at the bottom of on, be provided with guide wheel in last linking arm bottom; Be connected with last linking arm bearing pin; Top in the switching fixing head is provided with pin hole and male thread, is provided with centre bore at the center of switching fixing head, and centre bore bottom diameter is greater than the middle part diameter; Upper diameter is provided with annular groove greater than middle part and bottom diameter in the centre bore of bottom.
Fixedly screw-casing is made as cylindrical; The bottom is provided with pin hole and box thread, and upper diameter is provided with the outer ring groove less than lower diameter in the bottom on top; Middle and lower part on top has vertical slot, and fixedly the bottom internal diameter of screw-casing is greater than the internal diameter on middle part internal diameter and top.
Big sheath is made as cylindrical, and the upper end internal diameter is little, and periphery is provided with annular groove in the upper end, and interior week is provided with annular groove, is provided with box thread in the bottom of big sheath.
The torsion shaft cover is made as cylindrical, and lower diameter is greater than upper diameter, and the bottom is provided with centre bore, is provided with the spiral open slot in the centre bore periphery, and the upper end is provided with the pin hole that is connected with torsion cover main body pin.
Torsion cover main body is made as cylindrical, and the center is provided with centre bore, and periphery is provided with 4 symmetrical locating detent grooves to the middle part in the bottom, is provided with locating detent in the groove; The upper end of locating detent is connected with locating detent groove bearing pin, and locating detent middle part is provided with inside groove, is provided with helical spring in the groove, and on helical spring was supported at the bottom of the groove of torsion cover main body, torsion cover main body top was provided with box thread.
The utility model has solved the survey accent problem of injection flow under the water injection well under the cooperation of clamping-proof type locator, simple in structure, dependable performance, and the flow accuracy of surveying the injection flow meter is high, for rationally accurately allocating waterflood project reliable basis is provided.
Description of drawings
The structural representation of accompanying drawing-the utility model
Among the figure the big sheath 5-of 1-torsion cover main body 2-little sheath 3-locating detent 4-fixedly screw-casing 6-thrust bearing 7-slip collision block 8-switching fixing head 9-go up the short leading screw 17 motor tube 18-of the linking arm 10-guide wheel 11-torsion axle sleeve 12-long lead screw 13-sliding connection block 14-sleeve gasket 15-Torque sleeve 16-19-bearing pin of pinning
The specific embodiment
For further disclosing the technical scheme of the utility model, elaborate through embodiment below in conjunction with Figure of description:
The utility model comprises switching fixing head 8, fixedly screw-casing 5, big or small sheath 4,2, torsion overlap main body 1, short leading screw 16, long lead screw 12, DC micromotor and planetary reducer; The fixing head 8 that it is characterized in that transferring from bottom to top is threaded with fixing screw-casing 5; Fixedly screw-casing is threaded with big sheath 4; Big sheath bottom is provided with torsion cover main body 1, and torsion cover main body middle part is with little sheath 2; Following inside at fixing screw-casing is fixed with DC micromotor and planetary reducer, is fixedly connected with short leading screw 16 with the planetary reducer output shaft through the motor tube; Slip collision block 7 has been threaded on short leading screw; Short leading screw lower end screw thread is connected with Torque sleeve 15; The Torque sleeve torsion shaft that has been threaded; Torsion shaft and fixedly be provided with thrust bearing 6 between the screw-casing 5, be provided with sleeve gasket 14 in the thrust metal top, the torsion axle sleeve 11 that is provided with in the sleeve gasket top, torsion axle sleeve 11 is connected with long lead screw 12 through pin; The long lead screw sliding connection block 13 that has been threaded; Two vertical slot of screw-casing top symmetry connect with fixedly screw-casing is slotting mutually outer end, sliding connection block both sides through being located at fixedly, helicla flute and the slotting mutually connection of torsion axle sleeve that sliding connection block both sides middle inside puts through being located at torsion shaft, and the torsion axle sleeve is connected with torsion cover main body 1 through pin.
Downhole flow adjusting apparatus bottom is connected with the top of the electronic locator of down-hole clamping-proof type.Behind the electronic locator of down-hole clamping-proof type location, in the last link arm 9 of downhole flow adjusting apparatus and guide wheel 10 just insert integrated concentric injection well downhole flow regulator the anti-vertical slot that revolves fuse.When ground control system is sent instruction, the minitype motor driving planetary reducer of downhole flow measurement and adjustment instrument rotates.The output shaft of planetary reducer just drives short leading screw 16 and rotates; Short leading screw lower end is connected with Torque sleeve 15 long lead screws 12; Be equipped with on the long lead screw and be slidingly connected piece 13, the two ends that are slidingly connected piece be inserted in respectively fixing screw-casing 5, and the open slot of torsion axle sleeve 11 in.On the short leading screw 16 slip collision block 7 is housed, has screw thread to be complementary in the slip collision block and connect with the fine thread of short leading screw 16.In length leading screw 12 rotation processes; The screw thread that is slidingly connected in the piece 13 on the long lead screw is complementary with the screw thread of long lead screw 12 again; And in the rotating process of long lead screw, move up and down, because of the outer end of sliding connection block 13 moves up and down and rotates along fixing screw-casing 5, must be with torsion axle sleeve 11 to rotate; Torsion cover 11 is connected with torsion cover main body 1 again; On the torsion cover main body 1 locating detent 3 has been installed again, locating detent 3 has been inserted in again in the vertical slot on the rotation fuse of integrated concentric water distribution mouthpart (flow meter in having gone into the well), will slowly rotate by the driven rotary fuse like this; The rotation of rotation fuse just can be controlled the size of the water yield of integrated concentric injection well downhole flow regulator, thus the adjusting when reaching the laminated distributor under well water injection manifold.The purpose and the requirement of the reasonable water filling of water injection well layering have also just been satisfied.The slip collision block 7 of little leading screw is used for controlling the forward and reverse power supply travel switch of motor, has guaranteed that forward and reverse power supply of motor and switch stop.The maximum key technology of downhole flow adjusting apparatus is to reduce the rotary speed that produces after slowing down through planetary reducer once more; Torsion amplifies once more; On the original basis of planetary reducer, increasing torsion more than 150 times; Make rotary speed reduce by 150 times, satisfied the work requirements of the concentric injection well downhole flow regulator of one (electromagnetic flowmeter).Effectively improved the requirement of the meticulous water filling of water injection well layering, be the reasonable water filling in oil field, long-acting water filling provides necessary reliable means, and this technology has reached world lead level.
Claims (6)
1. downhole flow measurement and adjustment instrument; Comprise the switching fixing head, fixedly screw-casing, big or small sheath, torsion cover main body, lack leading screw, long lead screw, DC micromotor and planetary reducer; The fixing head that it is characterized in that transferring from bottom to top is threaded with fixing screw-casing; Fixedly screw-casing is threaded with big sheath, and big sheath bottom is provided with torsion cover main body, and torsion cover main body middle part is with little sheath; Following inside at fixing screw-casing is fixed with DC micromotor and planetary reducer, is fixedly connected with short leading screw with the planetary reducer output shaft through the motor tube; The slip collision block has been threaded on short leading screw; Short leading screw lower end screw thread is connected with Torque sleeve; The Torque sleeve torsion shaft that has been threaded; Torsion shaft and fixedly be provided with thrust bearing between the screw-casing, be provided with sleeve gasket in the thrust metal top, the torsion axle sleeve that is provided with in the sleeve gasket top, the torsion axle sleeve is connected with long lead screw through pin; The long lead screw sliding connection block that has been threaded; Two vertical slot of screw-casing top symmetry connect with fixedly screw-casing is slotting mutually outer end, sliding connection block both sides through being located at fixedly, helicla flute and the slotting mutually connection of torsion axle sleeve that sliding connection block both sides middle inside puts through being located at torsion shaft, and the torsion axle sleeve is connected with torsion cover main body through pin.
2. downhole flow measurement and adjustment instrument according to claim 1, the fixing head that it is characterized in that transferring is made as cylindrical, and lower diameter is little, upper diameter is big; Be provided with male thread and outer ring groove on the top of reducing platform, the week side is arranged with 4 grooves of fixing linking arm in the top of reducing platform, and the upper end of last linking arm is connected with the groove pin; The middle part be provided with inside groove, be provided with helical spring in the groove, the helical spring lower end be supported on the switching fixing head groove at the bottom of on; Be provided with guide wheel in last linking arm bottom, be connected, be provided with pin hole and male thread on the top of switching fixing head with last linking arm bearing pin; Center in the switching fixing head is provided with centre bore; Centre bore bottom diameter is greater than the middle part diameter, and upper diameter is provided with annular groove greater than middle part and bottom diameter in the centre bore of bottom.
3. downhole flow measurement and adjustment instrument according to claim 1; It is characterized in that fixedly screw-casing is made as cylindrical; The bottom is provided with pin hole and box thread, and upper diameter is provided with the outer ring groove less than lower diameter in the bottom on top; Middle and lower part on top has vertical slot, and fixedly the bottom internal diameter of screw-casing is greater than the internal diameter on middle part internal diameter and top.
4. downhole flow measurement and adjustment instrument according to claim 1, it is cylindrical to it is characterized in that big sheath is made as, and the upper end internal diameter is little, and periphery is provided with annular groove in the upper end, and interior week is provided with annular groove, is provided with box thread in the bottom of big sheath.
5. downhole flow measurement and adjustment instrument according to claim 1; It is cylindrical to it is characterized in that the torsion shaft cover is made as, and lower diameter is greater than upper diameter, and the bottom is provided with centre bore; Be provided with the spiral open slot in the centre bore periphery, the upper end is provided with the pin hole that is connected with torsion cover main body pin.
6. downhole flow measurement and adjustment instrument according to claim 1, it is cylindrical to it is characterized in that torsion cover main body is made as, and the center is provided with centre bore, and periphery is provided with 4 symmetrical locating detent grooves to the middle part in the bottom, is provided with locating detent in the groove; The upper end of locating detent is connected with locating detent groove bearing pin, and locating detent middle part is provided with inside groove, is provided with helical spring in the groove, and on helical spring was supported at the bottom of the groove of torsion cover main body, torsion cover main body top was provided with box thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202352384U CN202215226U (en) | 2011-06-24 | 2011-06-24 | Down-hole flow measuring and adjusting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202352384U CN202215226U (en) | 2011-06-24 | 2011-06-24 | Down-hole flow measuring and adjusting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202215226U true CN202215226U (en) | 2012-05-09 |
Family
ID=46014486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202352384U Expired - Fee Related CN202215226U (en) | 2011-06-24 | 2011-06-24 | Down-hole flow measuring and adjusting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202215226U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114841A (en) * | 2013-02-01 | 2013-05-22 | 中国石油天然气股份有限公司 | Bridge type concentric directly-reading testing and regulating meter |
| CN103244098A (en) * | 2013-04-02 | 2013-08-14 | 中国石油天然气股份有限公司 | Layering flow tester of low-injection-quantity water injection well |
| CN103790559A (en) * | 2012-10-26 | 2014-05-14 | 中国石油天然气股份有限公司 | Concentric electric underground measuring and adjusting instrument |
| CN103924952A (en) * | 2014-05-08 | 2014-07-16 | 付吉平 | Pull plug type large-pressure-difference downhole layered water injection control device |
| CN105626038A (en) * | 2015-12-22 | 2016-06-01 | 付吉平 | Bi-directional sealing flow-concentrating type flow adjuster |
| CN111472759A (en) * | 2020-06-02 | 2020-07-31 | 东营市创世石油测试新技术开发有限责任公司 | High-pressure dynamic sealing device for output shaft of water injection well measuring and adjusting instrument |
-
2011
- 2011-06-24 CN CN2011202352384U patent/CN202215226U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790559A (en) * | 2012-10-26 | 2014-05-14 | 中国石油天然气股份有限公司 | Concentric electric underground measuring and adjusting instrument |
| CN103790559B (en) * | 2012-10-26 | 2016-05-11 | 中国石油天然气股份有限公司 | Concentric electronic downhole measurement adjusting instrument |
| CN103114841A (en) * | 2013-02-01 | 2013-05-22 | 中国石油天然气股份有限公司 | Bridge type concentric directly-reading testing and regulating meter |
| CN103114841B (en) * | 2013-02-01 | 2015-10-14 | 中国石油天然气股份有限公司 | The concentric direct-reading measurement and adjustment instrument of bridge-type |
| US9874089B2 (en) | 2013-02-01 | 2018-01-23 | Petrochina Company Limited | Bridge type concentric direct reading testing and commissioning instrument |
| CN103244098A (en) * | 2013-04-02 | 2013-08-14 | 中国石油天然气股份有限公司 | Layering flow tester of low-injection-quantity water injection well |
| CN103244098B (en) * | 2013-04-02 | 2016-01-13 | 中国石油天然气股份有限公司 | Low injection allocation amount water injection well layering flow tester |
| CN103924952A (en) * | 2014-05-08 | 2014-07-16 | 付吉平 | Pull plug type large-pressure-difference downhole layered water injection control device |
| CN105626038A (en) * | 2015-12-22 | 2016-06-01 | 付吉平 | Bi-directional sealing flow-concentrating type flow adjuster |
| CN105626038B (en) * | 2015-12-22 | 2022-01-28 | 东营市鑫吉石油技术有限公司 | Bidirectional sealing flow-collecting type flow regulator |
| CN111472759A (en) * | 2020-06-02 | 2020-07-31 | 东营市创世石油测试新技术开发有限责任公司 | High-pressure dynamic sealing device for output shaft of water injection well measuring and adjusting instrument |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202215226U (en) | Down-hole flow measuring and adjusting instrument | |
| CN102287180B (en) | Self-positioning underground flow metering and adjusting instrument | |
| CN205297504U (en) | Bridge type is tested with one heart and is sealed measure and regulate integration controlling means | |
| CN202081889U (en) | Rotary valve type mud pulse generator | |
| CN201943580U (en) | Mechanical guide drilling jig | |
| CN101696628B (en) | Steering bias tool and steering bias method | |
| CN103244098A (en) | Layering flow tester of low-injection-quantity water injection well | |
| CN103790559A (en) | Concentric electric underground measuring and adjusting instrument | |
| CN105422062A (en) | Bridge type concentric integrated regulating apparatus for seal examining and single-layer direct detecting | |
| CN202144896U (en) | Axial-flow type flow regulating valve | |
| CN110067543B (en) | A kind of injection well downhole flow regulator for realizing switch by electromagnetic drive | |
| CN110107268A (en) | A kind of automatically controlled distributor | |
| CN105626038B (en) | Bidirectional sealing flow-collecting type flow regulator | |
| CN104314534A (en) | Differential pressure flow meter-type smart adjustable throwing and fishing injection dispenser | |
| CN104563867A (en) | Gravity control type rotary steering tool | |
| CN111734307B (en) | Push-leaning type rotary guiding tool | |
| CN105422004B (en) | The automatically controlled orienting device of continuously pipe based on hollow brushless motor | |
| CN202148891U (en) | Anti-blocking electrically-driven positioner | |
| CN202900208U (en) | Oil field separated layer water injection electronic control water distributor | |
| CN209264339U (en) | A kind of ground electric sampling device of oil development prospecting | |
| CN112647928A (en) | Adjustable water distributor and induction measuring and adjusting instrument for layered water injection well and using method thereof | |
| CN204255280U (en) | A kind of transmission displacement feedback assembly of Long Distances leading screw | |
| CN212614655U (en) | Water injection separate-layer injection allocation system for oil field water injection well | |
| CN108286427A (en) | A kind of application method of down hole drill positioning magnetic source beacon | |
| CN203301299U (en) | Satellite antenna electric push rod |
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 |
Granted publication date: 20120509 Termination date: 20170624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |