CN2566055Y - Stepless speed variator for single screw oil-well pump ground driving device - Google Patents
Stepless speed variator for single screw oil-well pump ground driving device Download PDFInfo
- Publication number
- CN2566055Y CN2566055Y CN 02269344 CN02269344U CN2566055Y CN 2566055 Y CN2566055 Y CN 2566055Y CN 02269344 CN02269344 CN 02269344 CN 02269344 U CN02269344 U CN 02269344U CN 2566055 Y CN2566055 Y CN 2566055Y
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- China
- Prior art keywords
- wheel
- fixed
- driving wheel
- single screw
- stepless speed
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Abstract
The utility model relates to an infinite variable speed gearing for a single screw oil-well pump ground driving device. The utility model comprises a motor, a drive wheel part and a driven wheel part which is connected with the drive wheel part through an infinite variable speed belt, wherein, the drive wheel part comprises a fixed sleeve which is fixed on an output shaft of the motor; the fixed sleeve is provided with a drive moving wheel, a drive fixed wheel and a connecting plate which is in screw connection with a pulling and pressing sleeve; a special-shaped nut is arranged in the pulling and pressing sleeve and is in screw connection with a screw bolt inside; the inner end of the screw bolt is connected with the fixed sleeve, and the outer end of the screw bolt is provided with a hand wheel. The driven wheel part comprises a fixed sleeve of a driven wheel, and a tapped stud; the fixed sleeve of a driven wheel is fixed to a tooth shaft of a gear box, and the tapped stud is in screw connected with the end part of the tooth shaft of a gear box; the fixed sleeve of a driven wheel is provided with a driven fixed wheel and a driven moving wheel; the tapped stud is provided with a spring. The utility model can change the contact position of the infinite variable speed belt and the wheel surfaces of the fixed wheels and the moving wheels though rotating the hand wheel, and thus can realize infinite variable speed and achieve the aim that the oil pumping speed can be matched with the oil feed volume of an oil well.
Description
Technical field
The utility model relates to a kind of stepless speed variator, the stepless speed variator of a kind of single screw pump surface drive of more specifically saying so.
Background technique
Single screw pump is a kind of oil production equipment that extensively adopts in recent years, and advantages such as, manageability strong because of its disposable less investment, oil yield rate height, reliable operation, adaptability are subjected to users' welcome deeply.But the deceleration of the surface drive of this equipment, but have only two types of high speed and low speed, this rate of pumping and unmatched problem of well oil output with regard to inevitably existing single screw pump, if the single screw pump surface drive makes the rotating speed height, lifting rate of pump big and the fuel delivery of oil well is little, be easy to take place burn the pump accident because of the fuel feeding deficiency, the single screw pump surface drive makes that the rotating speed of pump is low, lifting rate is little if the fuel delivery of oil well is big, has then reduced the oil output of oil well.
Summary of the invention
The purpose of this utility model provides the on-the-spot stepless speed variator of adjusting the single screw pump surface drive of revolution speed of a kind of fuel delivery according to oil well.
In order to realize above-mentioned purpose, the stepless speed variator of this single screw pump surface drive comprises motor, driving wheel part and the driven wheel part that partly is connected by cvt belt and driving wheel; Its structural feature is that driving wheel partly is included on the output shaft of motor and is fixed with fixed cover, on the fixed cover from inside to outside successively flip sleeve initiatively driving wheel is housed, fixed cover is equipped with the active fixed wheel and is set with connecting plate, connecting plate connects as one by link and active driving wheel, the outer of connecting plate is screwed in the open-mouth end of tension and compression cover, in the tension and compression cover abnormity nut overhanging from the bottom is housed, be connected with the overhanging screw rod in two ends in the abnormity nut, the bigger diameter end of abnormity nut is connected with the tension and compression cover by bearing, miner diameter end is fixed by steel ball and fixed cover and the lid of deciding that is sleeved on overhanging section of the screw rod, and the inner of screw rod is connected with fixed cover by bearing, handwheel is equipped with in the outer end; Driven wheel partly comprises the driven wheel fixed cover that is fixed on the gear-box tooth axle and is screwed in the stud bolt of gear-box tooth shaft end, on the driven wheel fixed cover from inside to outside successively fixed cover passive fixed wheel is housed and flip sleeve is equipped with passive driving wheel, passive fixed wheel is connected with passive driving wheel by connecting pin, and spring is housed on the stud bolt; Cvt belt is sleeved on active driving wheel wheel face, active fixed wheel wheel face and passive fixed wheel wheel face, the passive driving wheel wheel face.
One end of above-mentioned spring is installed on the spring seat first, the other end is installed on the spring seat second, and the spring seat first is contained on the driven wheel fixed cover by bearing, and spring seat second is screwed on the stud bolt and by nut compressing.
Above-mentioned link is that the hole of passing on active fixed wheel and the fixed cover chimb puts in the initiatively hexagon socket head cap screw of driving wheel.
As the improvement to the stepless speed variator of this single screw pump surface drive, above-mentioned driving wheel partly is contained on the support, support be sleeved on screw rod on and be connected by the fixed plate of bolt.The driven wheel part also comprises the sheath that is fixed on the passive driving wheel, and spring seat first, spring, spring seat second and nut are arranged in the inner chamber of this sheath.
Further improvement as to the stepless speed variator of this single screw pump surface drive is connected with end cap on the sheath.
The working principle of the stepless speed variator of this single screw pump surface drive is: when rotating handwheel, screw rod rotates thereupon, make abnormity nut do axial displacement with respect to screw rod, the axial displacement of abnormity nut drives tension and compression and overlaps axial displacement, connecting plate is passed through in the axial displacement of tension and compression cover, initiatively driving wheel axial displacement of link pulling, initiatively the axial displacement of driving wheel forces cvt belt and active driving wheel, initiatively the wheel face contact position of fixed wheel changes, direction moves to the wheel outer, the variation that thereupon brings is cvt belt and passive fixed wheel, the wheel face contact position of passive driving wheel also changes, move to the wheel axis direction, the side pressure that forces passive driving wheel to overcome spring is carried out displacement, cvt belt and passive fixed wheel, the change of the wheel face contact position of passive driving wheel realizes the change of gear-box tooth axle rotating speed.
From the above mentioned, adopt the stepless speed variator of this single screw pump surface drive, at the scene according to what of oil well fuel delivery, by rotating handwheel, change the contact position of cvt belt and fixed wheel, driving wheel wheel face, can realize stepless change, reach the purpose that rate of pumping and oil well fuel delivery are complementary.
Description of drawings
Accompanying drawing shows the structural representation of the stepless speed variator of the described single screw pump surface drive of embodiment.
Embodiment
With reference to accompanying drawing, the stepless speed variator of single screw pump surface drive comprises motor 1, driving wheel part and the driven wheel part that partly is connected by cvt belt 3 and driving wheel; Driving wheel partly is included on the output shaft of motor 1 and is fixed with fixed cover 4 by flat key, on the fixed cover 4 from inside to outside successively flip sleeve initiatively driving wheel 2 is housed, active fixed wheel 5 is housed and is set with connecting plate 8 with hexagon socket head cap screw 6 fixed covers, connecting plate 8 puts in this a connection piece 21 of hexagon socket head cap screw of driving wheel 2 initiatively and connects as one with driving wheel 2 initiatively by passing hole on the initiatively fixed wheel 5 and fixed cover 4 chimbs, the outer of connecting plate 8 is screwed in the open-mouth end of tension and compression cover 9, in the tension and compression cover 9 abnormity nut overhanging from the bottom 12 is housed, be connected with the overhanging screw rod in two ends 13 in the abnormity nut 12, the bigger diameter end of abnormity nut 12 is connected with tension and compression cover 9 by bearing 11, miner diameter end is by steel ball 15 and overlap 14 surely and cover 16 fixingly with being sleeved on deciding on 13 overhanging sections of the screw rods, and the inner of screw rod 13 is connected with fixed cover 4 by bearing 10, handwheel 19 is equipped with in the outer end, and it is fixing by nut 18; Above-mentioned driving wheel partly is contained on the support 7, support 7 be sleeved on screw rod 13 on and be connected by the fixing fixed plate 20 of bolt 17; Driven wheel partly comprises with flat key 38 and is fixed on the driven wheel fixed cover 32 on the gear-box tooth axle 39 and is screwed in the stud bolt 29 of gear-box tooth axle 39 ends, with hexagon socket head cap screw 33 fixed covers passive fixed wheel 22 is housed successively from inside to outside on the driven wheel fixed cover 32 and flip sleeve is equipped with passive driving wheel 23, passive fixed wheel 22 is connected with passive driving wheel 23 by connecting pin 40, spring 26 is housed on the stud bolt 29, one end of spring 26 is installed on the spring seat first 25, the other end is installed on the spring seat second 30, spring seat first 25 is contained on the driven wheel fixed cover 32 by bearing, spring seat second 30 is screwed on the stud bolt 29, and compress by nut 28, on passive driving wheel 23, be fixed with sheath 24 with hexagon socket head cap screw 31, be connected with end cap 27 on the sheath 24, spring seat first 25, spring 26, spring seat second 30 and nut 28 are arranged in the inner chamber of this sheath 24; Cvt belt 3 is sleeved on active driving wheel 2 wheel faces, active fixed wheel 5 wheel faces and passive fixed wheel 22 wheel faces, passive driving wheel 23 wheel faces.
In the accompanying drawing of present embodiment, also show ratchet 34, pawl axis 35, ratchet 36 and supporting base 37 in the gear-box.
Claims (6)
1, a kind of stepless speed variator of single screw pump surface drive comprises motor (1), driving wheel part and the driven wheel part that partly is connected by cvt belt (3) and driving wheel; It is characterized in that driving wheel partly is included on the output shaft of motor (1) is fixed with fixed cover (4), on the fixed cover (4) from inside to outside successively flip sleeve initiatively driving wheel (2) is housed, fixed cover is equipped with active fixed wheel (5) and is set with connecting plate (8), connecting plate (8) connects as one by link (21) and active driving wheel (2), the outer of connecting plate (8) is screwed in the open-mouth end of tension and compression cover (9), the abnormity nut overhanging from the bottom (12) is housed in the tension and compression cover (9), be connected with the overhanging screw rods in two ends (13) in the abnormity nut (12), the bigger diameter end of abnormity nut (12) is connected with tension and compression cover (9) by bearing (11), miner diameter end by steel ball (15) He Dingtao (14) be sleeved on overhanging section of the screw rod (13) to decide lid (16) fixing, the inner of screw rod (13) is connected with fixed cover (4) by bearing (10), handwheel (19) is equipped with in the outer end; Driven wheel partly comprises the driven wheel fixed cover (32) that is fixed on the gear-box tooth axle (39) and is screwed in the stud bolt (29) of gear-box tooth axle (39) end, on the driven wheel fixed cover (32) from inside to outside successively fixed cover passive fixed wheel (22) is housed and flip sleeve is equipped with passive driving wheel (23), passive fixed wheel (22) is connected with passive driving wheel (23) by connecting pin (40), and spring (26) is housed on the stud bolt (29); Cvt belt (3) is sleeved on active driving wheel (2) wheel face, active fixed wheel (5) wheel face and passive fixed wheel (22) wheel face, passive driving wheel (23) wheel face.
2, the stepless speed variator of single screw pump surface drive according to claim 1, an end that it is characterized in that spring (26) is installed on the spring seat first (25), the other end is installed on the spring seat second (30), spring seat first (25) is contained on the driven wheel fixed cover (32) by bearing, and spring seat second (30) is screwed in stud bolt (29) and goes up and compressed by nut (28).
3, the stepless speed variator of single screw pump surface drive according to claim 1 is characterized in that link (21) is that the hole of passing on active fixed wheel (5) and fixed cover (4) chimb puts in the initiatively hexagon socket head cap screw of driving wheel (2).
4, the stepless speed variator of single screw pump surface drive according to claim 1 is characterized in that driving wheel partly is contained on the support (7), support (7) be sleeved on that screw rod (13) is gone up and be connected by the fixing fixed plate (20) of bolt (17).
5, the stepless speed variator of single screw pump surface drive according to claim 2, it is characterized in that the driven wheel part also comprises the sheath (24) that is fixed on the passive driving wheel (23), spring seat first (25), spring (26), spring seat second (30) and nut (28) are arranged in the inner chamber of this sheath (24).
6, the stepless speed variator of single screw pump surface drive according to claim 5 is characterized in that being connected with on the sheath (24) end cap (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02269344 CN2566055Y (en) | 2002-09-04 | 2002-09-04 | Stepless speed variator for single screw oil-well pump ground driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02269344 CN2566055Y (en) | 2002-09-04 | 2002-09-04 | Stepless speed variator for single screw oil-well pump ground driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2566055Y true CN2566055Y (en) | 2003-08-13 |
Family
ID=33734595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02269344 Expired - Fee Related CN2566055Y (en) | 2002-09-04 | 2002-09-04 | Stepless speed variator for single screw oil-well pump ground driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2566055Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966827A (en) * | 2012-11-16 | 2013-03-13 | 浙江吉利汽车研究院有限公司杭州分公司 | Transmission mechanism of variable flow engine oil pump |
| CN106090159A (en) * | 2016-07-31 | 2016-11-09 | 大庆参勃电器有限公司 | Mechanical stepless Bidirectional speed regulator |
| CN108283050A (en) * | 2018-03-26 | 2018-07-17 | 常州常发农业装备工程技术研究有限公司 | A kind of combine transmission system |
-
2002
- 2002-09-04 CN CN 02269344 patent/CN2566055Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966827A (en) * | 2012-11-16 | 2013-03-13 | 浙江吉利汽车研究院有限公司杭州分公司 | Transmission mechanism of variable flow engine oil pump |
| CN102966827B (en) * | 2012-11-16 | 2016-03-30 | 浙江吉利汽车研究院有限公司杭州分公司 | A kind of driving mechanism of variable flow engine oil pump |
| CN106090159A (en) * | 2016-07-31 | 2016-11-09 | 大庆参勃电器有限公司 | Mechanical stepless Bidirectional speed regulator |
| CN106090159B (en) * | 2016-07-31 | 2018-11-16 | 大庆参勃电器有限公司 | Mechanical stepless Bidirectional speed regulator |
| CN108283050A (en) * | 2018-03-26 | 2018-07-17 | 常州常发农业装备工程技术研究有限公司 | A kind of combine transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |