CN2556360Y - Planetary gear reversing long-stroke oil pumping machine - Google Patents
Planetary gear reversing long-stroke oil pumping machine Download PDFInfo
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- CN2556360Y CN2556360Y CN 02211104 CN02211104U CN2556360Y CN 2556360 Y CN2556360 Y CN 2556360Y CN 02211104 CN02211104 CN 02211104 CN 02211104 U CN02211104 U CN 02211104U CN 2556360 Y CN2556360 Y CN 2556360Y
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- 238000005086 pumping Methods 0.000 title abstract description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract 1
- 241000406668 Loxodonta cyclotis Species 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001014327 Anodontia Species 0.000 description 1
- 241000937378 Everettia interior Species 0.000 description 1
- 241001274660 Modulus Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 206010002583 anodontia Diseases 0.000 description 1
- 230000005212 anodontia Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
A planetary gear reversing long-stroke pumping unit for mechanical oil extraction in oil fields. The reversing problem of the pumping unit is solved by applying the principle of an automobile differential mechanism. Two groups of differentials are arranged in parallel, and the housings of the differentials are meshed with gears. A gear is arranged on the half shaft on one side of the differential mechanism, and a concave wheel is arranged on the half shaft on the other side of the differential mechanism. The forward and reverse rotation of the output rope wheel can be obtained only by stopping one of the concave wheels alternatively. The differential is a mature technology, is introduced into a reversing system of the oil pumping unit, and has the advantages of smooth reversing, reliable work, adjustable stroke and long service life.
Description
The utility model relates to the no beam type planetary gear machine commutating long stroke beam unit that a kind of oil field machinery oil is used.
This type of gear wheel reversing oil pumper is disclosed by following patent documentation in the prior art:
China Patent No. is 88107362 to have described a kind of gear type long stroke pumping unit, the belt guide rail groove of sealing is arranged on the pin gear in the described gear tumbler, planet axis forwards the outside to from the inboard of annular recess, i.e. interior engagement becomes external toothing, makes output shaft change rotation direction.
China Patent No. ZL99256644.4 has described a kind of long stroke gear diverter oil pumper, in the described gear tumbler, two semicircles that rotate in opposite directions have tooth, partial gear that semicircle is anodontia, its have toothed portion alternately with these two partial gears in the middle of the output gear engagement.Change the output wheel rotation direction.
The subject matter that the disclosed gear wheel reversing oil pumper of above-mentioned prior art exists is that stroke length is fixed, and can not adjust; The unstable working condition of changement, reversing impact power is big; Complex structure, mechanical efficiency is low, is not easy to manufacture and ordinary maintenance.
The purpose of this utility model provides that a kind of stroke is adjustable, little, the simple in structure mechanical efficiency height of reversing impact power, and planetary gear machine commutating long stroke beam unit easy to maintenance.
For achieving the above object, planetary gear machine commutating long stroke beam unit of the present utility model, it comprises motor, reductor, planetary gear changement, steel truss, wire rope and balancing weight composition, and motor, reductor are installed in the steel truss middle and upper part, and changement is installed in the steel truss top.
The operating principle that described planetary gear changement is the using vehicle differential mechanism solves the commutation problem of blue elephant.The planetary gear changement adopts the double differectial structure.The double differectial structure is that two groups of differential mechanisms are in juxtaposition, and on the shell of these two groups of differential mechanisms gear is housed, and intermeshes.Each inserts a semiaxis on the axle shaft gear of every group of differential mechanism, and two groups of differential mechanisms have four semiaxis, two semiaxis of every side.Respectively adorning an equal and opposite in direction, gear that modulus is identical on two semiaxis of output one side, is an output gear in the middle of these two gears, and these three gears are meshing with each other.Be an output rope sheave on output gear coaxial, twine 1-8 root wire rope on the rope sheave, wire rope one end is connected with sucker rod by polished rod eye, other end connection equilibrate counterweight.
On two semiaxis of differential mechanism shift fork one side, respectively install recessed a wheel, so-called recessed the wheel is that centre wheel is lathed groove, promptly on a wheel hub two wheel rims arranged.On the wheel rim in the outside driving lever is housed, an inboard edge of rim mill off part, the part that stays is made draw-in groove, is used for blocking shift fork.In the middle of two recessed the wheels is a dead axle, index plate of suit and a shift fork dish on the dead axle.Have on the index plate needle roller several, there is a driving lever at the back side, and two shift forks are arranged on the shift fork dish.Double differectial, semiaxis, gear, recessedly take turns, index plate, shift fork dish constitute a changement, adjusts the oil pumper stroke as needs, can increase and decrease the quantity of dialling pin on the index plate, or adjust driving lever, and be very convenient.Stroke can be adjusted to more than the 3-10 rice.
In the work, reductor is passed to wherein one group of differential mechanism to moment of torsion by chain drive or gear drive, and two groups of differential mechanisms are rotated in opposite directions, and its rotation direction is constant all the time.And the semiaxis of differential mechanism both sides can rotate in the same way along with differential mechanism, also can with the differential mechanism backward rotation, can also stop operating.Obtain to export the forward and reverse rotation of rope sheave, one of them of shift fork one side of only need alternately stopping be recessed take turns just passable.Alternately stop two recessed tasks of taking turns by driving lever, and index plate, shift fork dish are finished.
After adopting said structure, overcome deficiency of the prior art, realized that the stroke of oil pumper is adjustable, reversing impact power is little, and commutation process is steadily reliable, and is simple and reasonable.Automobile differential is a mature technique, and the history of existing last 100 years is applied to this technology on the oil pumper, has solved the commutation difficult problem of blue elephant well.
Below in conjunction with accompanying drawing the utility model is elaborated.
Fig. 1 is the utility model planetary gear machine commutating long stroke beam unit side of output elevation.
Fig. 2 is the utility model planetary gear changement vertical view.
Fig. 3 is driving lever in the shifting fork mechanism of the present utility model, shift fork dish, index plate structure chart.
At first consult Fig. 1, motor 28, reduction box 27, planetary gear changement 1-26 are installed in the steel truss middle and upper part.Wire rope 29 is walked around rope sheave 1, and left end is connected with sucker rod 31 with polished rod eye 30.Right-hand member is connected with counterweight 32.
Among Fig. 2, all parts constitute a changement.Wherein, differential mechanism 4 is arranged side by side with differential mechanism 12.Gear 5 is installed in respectively on the shell of differential mechanism 4 and differential mechanism 12 with gear 13, gear 5 and identical, the equal and opposite in direction of gear 13 moduluses, and be meshing with each other.The differential mechanism the inside is angular wheel 16 and 17, and angular wheel 16 is sun gears, also is axle shaft gear, is generally 2.Angular wheel 17 is planetary gears, is generally 2-4.The left side of differential mechanism 4 is semiaxis 7, and gear 3 is installed on the semiaxis 7.The left side of differential mechanism 12 is semiaxis 9, and gear 11 is installed on the semiaxis 9.Gear 3 is gears 2 with the centre of gear 11, and gear 3, gear 2,11 3 gears of gear intermesh.Rope sheave 1 and gear 2 are on coaxial, and rope sheave 1 rotates simultaneously with gear 2.The right side of differential mechanism 4 is semiaxis 8, recessedly takes turns 6 and is installed on the semiaxis 8.The right side of differential mechanism 12 is semiaxis 10, recessedly takes turns 14 and is installed on the semiaxis 10, recessed take turns 6 identical with recessed 14 sizes of taking turns.Shifting fork mechanism 15 is installed in recessedly takes turns 6 and takes turns in the middle of 14 with recessed.Shifting fork mechanism comprises 19-26.
Among Fig. 3, driving lever 19 is installed in recessed the wheel on 6, and driving lever 26 is installed in recessed the wheel on 14.Index plate 18 and shift fork dish 24 are installed on the dead axle 23, and index plate 18 and shift fork dish 24 can each autorotations.Needle roller 20 is the amount doesn't matter on the index plate, according to the needs of adjusting stroke, is generally 2-20 and does not wait.There is a driving lever 22 the index plate back, and driving lever 22 inserts in the arc groove of shift fork dish.Shift fork 21 and shift fork 25 are fixed on the shift fork dish, driving lever 19 whenever circles and stirs needle roller 20 one time, make index plate change an angle, the driving lever 22 of back also moves a segment distance thereupon, just driving shift fork dish 24 when driving lever 22 moves to arc groove end points rotates, shift fork 25 just unclamps recessedly takes turns 14, recessedly takes turns 14 and begins to rotate.Simultaneously shift fork 21 blocks and recessedly takes turns 6, recessedly takes turns 6 and stops operating.Alternately stop and recessedly take turns 14 and recessedly take turns the 6 positive and negative rotations that just can obtain to export rope sheave 1.
Claims (3)
1, a kind of planetary gear machine commutating long stroke beam unit, form by motor, reductor, changement, wire rope, balancing weight and steel truss, it is characterized in that: motor [28], reductor [27] are installed in the steel truss middle and upper part, changement [1-26] is installed in the steel truss top, changement [1-26] is the double differectial structure, its side is output gear and output rope sheave, and opposite side is a shifting fork mechanism.
2, planetary gear machine commutating long stroke beam unit according to claim 1 is characterized in that: in the double differectial structure of this changement [1-26], differential mechanism [4] is arranged side by side with differential mechanism [12], gear on the differential mechanism shell [5] and gear [13] engagement; Export on the semiaxis [7] of a side gear [3] is housed, gear [11] is housed on the semiaxis [9], the centre position of gear [3] and gear [11] is gear [2], and gear [3], gear [2], gear [11] are meshing with each other, and on gear [2] coaxial output rope sheave [1] is housed.
3, planetary gear machine commutating long stroke beam unit according to claim 1, it is characterized in that: the dead axle in this shifting fork mechanism [23] is positioned in the middle of semiaxis [8] and the semiaxis [10], shift fork dish [24], index plate [18] are sleeved on the dead axle [23], install recessed wheel [6] and recessed wheel the [14] on semiaxis [8] and the semiaxis [10], the position of recessed wheel the [6] and recessed wheel the [14] and shift fork dish [24] and index plate [18] are corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02211104 CN2556360Y (en) | 2002-04-09 | 2002-04-09 | Planetary gear reversing long-stroke oil pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02211104 CN2556360Y (en) | 2002-04-09 | 2002-04-09 | Planetary gear reversing long-stroke oil pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2556360Y true CN2556360Y (en) | 2003-06-18 |
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ID=33691089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02211104 Expired - Fee Related CN2556360Y (en) | 2002-04-09 | 2002-04-09 | Planetary gear reversing long-stroke oil pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2556360Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373084A (en) * | 2014-11-03 | 2015-02-25 | 王毅 | Walking beam type double-horsehead pulley block pumping unit |
| CN108374649A (en) * | 2018-03-12 | 2018-08-07 | 张繁欣 | A kind of gear and roller composite distance increasing formula large size pumping unit |
-
2002
- 2002-04-09 CN CN 02211104 patent/CN2556360Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373084A (en) * | 2014-11-03 | 2015-02-25 | 王毅 | Walking beam type double-horsehead pulley block pumping unit |
| CN108374649A (en) * | 2018-03-12 | 2018-08-07 | 张繁欣 | A kind of gear and roller composite distance increasing formula large size pumping unit |
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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 |