CN201297157Y - Beam thick oil pumping unit - Google Patents
Beam thick oil pumping unit Download PDFInfo
- Publication number
- CN201297157Y CN201297157Y CNU2008201906244U CN200820190624U CN201297157Y CN 201297157 Y CN201297157 Y CN 201297157Y CN U2008201906244 U CNU2008201906244 U CN U2008201906244U CN 200820190624 U CN200820190624 U CN 200820190624U CN 201297157 Y CN201297157 Y CN 201297157Y
- Authority
- CN
- China
- Prior art keywords
- oil pumping
- crank
- reducer
- output shaft
- thick oil
- 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 - Lifetime
Links
Abstract
The utility model discloses a beam thick oil pumping unit which mainly comprises an integrated mechanical variable speed and reducing mechanism connected with the output shaft of a small power motor adapting the lower stroke frequency, wherein the mechanical variable speed and reducing mechanism is connected with a conventional close reducer by a belt, the output shaft of the reducer is connected with a crank and an adjustable balancing weight, the crank is connected with one end of a connecting bar, the other end of the connecting bar is connected with the end part of a beam; meanwhile, the end part of the beam is provided with an auxiliary balancing weight, the other end of the end part is connected with a mule head, and then the integrally-connected whole unit is arranged on a bracket to form the beam thick-oil pumping unit which can mechanically adjust the frequency of stroke of the thick oil pumping at the minimum stroke frequency of 1 time per minute. Compared with the conventional beam oil pumping unit with same type, the utility model reduces the installation power by more 40 percent, lowers the integrated energy consumption by more 40 percent, is easy to manufacture and more convenient to operate and is reliable and firm.
Description
Affiliated technical field
The utility model relates to a kind of beam pumping unit that uses in the oil field development, especially is applicable to a kind of beam type beam unit for thick oil of viscous crude field exploitation, also can be applicable to the exploitation of hyposmosis, stripper field.
Background technology
At present, known beam unit for thick oil, mainly be on by walking beam, horse head, support, connecting rod, crank, balancing weight, the interconnective conventional beam-pumping unit of reducer, to have carried out local flow improvement, adopt the method for slowspeed machine, variable-speed motor and electrical control circuit or variable-frequency motor to lower the jig frequency of well head pumping, to satisfy the production requirement of viscous crude.But this formula investing is big, the energy consumption height, and efficient is low, and is less economical, and the working service management aspect also has problems.
Summary of the invention
In order to overcome the deficiency of existing beam unit for thick oil technology, the utility model provides a kind of beam type beam unit for thick oil, this beam type beam unit for thick oil not only satisfies viscous crude machine instruction statement mining operating mode and energy-saving and cost-reducing requirement, and make simple, convenient operating maintenance, adapt to long-term open-air open-air work.
The technical scheme that its technical problem that solves the utility model adopts is: the mechanical speed change-reductor of a manufacturing one is connected with the output shaft of the low-power machine that low jig frequency adapts, mechanical speed change-reductor is connected with conventional reducer by belt, reducer output shaft is connected with crank device (containing adjustable pouring weight), crank is connected with connecting rod one end, the other end of connecting rod is connected with the walking beam end by crossbeam, the walking beam end is equipped with secondary counterweight simultaneously, the other end of walking beam is connected with horse head, then, with the whole machine installation that connects as one on support and constitute beam type beam unit for thick oil II type.Be furnished with mechanical speed change-reductor, adjust jig frequency and slow down with mechanical changeover; By belt transmission and conventional airtight reducer, the high speed rotating of motor is converted into the slow-speed of revolution output of reducer; The crank that links to each other with reducer output shaft, connecting rod and hinged walking beam composition crank and rocker mechanism on support, the low speed reciprocal reciprocating oil pumping that the slow-speed of revolution of reducer output is converted into sucker rod (being suspended on the horse head of walking beam one end) moves; The relative position at appropriate design reducer output shaft center and walking beam tail bearing center, helps improving pump efficiency at the time ratio upstroke time of acquisition sucker rod down stroke in a stroke long (promptly going up fast down slowly); Employing is fixed on the secondary counterweight of walking beam end and the adjustable pouring weight on the crank is implemented plural equilibrium, reaches desirable counterbalance effect.During use, the utility model is installed on by the well head, the horse head that the other end of walking beam connects is connected with sucker rod and can puts into effect.
The beneficial effects of the utility model are: the manufacturing technique requirent that satisfies the viscous crude machine instruction statement mining, improve pump efficiency, compare with the beam pumping unit of the routine of same model, installed power reduces more than 40%, comprehensive joint consumption reduces more than 40%, make simultaneously simple, sturdy reliable, can mechanical adjustment oil pumping jig frequency, more convenient operation.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a concrete structure schematic diagram of the present utility model.
Accompanying drawing number is: 1. low-power machine, 2. mechanical speed change-reductor, 3. belt transmission, 4. reducer, 5. crank, 6. connecting rod, 7. walking beam, 8. support, 9. horse head, 10. sucker rod, 11. adjustable pouring weights, 12. secondary counterweights.
The specific embodiment
Referring to Fig. 1, mechanical speed change-the reductor (2) of a manufacturing one is connected with the output shaft of the low-power machine (1) that low jig frequency adapts, mechanical speed change-reductor (2) is connected with conventional airtight reducer (4) by belt transmission (3), reducer (4) output shaft and crank (5), adjustable pouring weight (11) connects, crank (5) is connected with connecting rod (6) one ends, the other end of connecting rod (6) is connected with walking beam (7) end, walking beam (7) end head is equipped with secondary counterweight (12) simultaneously, the other end of walking beam (7) is connected with horse head (9), then, the whole machine installation that connects as one is gone up and formation beam type beam unit for thick oil II type at support (8).Be furnished with mechanical speed change-reductor (2), adjust jig frequency and slow down with mechanical changeover; By belt transmission and conventional airtight reducer, the high speed rotating of motor is converted into the slow-speed of revolution output of reducer; The crank that links to each other with reducer output shaft, connecting rod and hinged walking beam composition crank and rocker mechanism on support, the low speed reciprocal reciprocating oil pumping that the slow-speed of revolution of reducer output is converted into sucker rod (being suspended on the horse head of walking beam one end) moves; The relative position at appropriate design reducer output shaft center and walking beam tail bearing center, helps improving pump efficiency at the time ratio upstroke time of acquisition sucker rod down stroke in a stroke long (promptly going up fast down slowly); But the comprehensive stable equilibrium of walking beam and the balancing of crank of adopting reaches desirable counterbalance effect.During use, the utility model is installed on by the well head, the horse head (9) that the other end of walking beam (7) connects is connected and can puts into effect with sucker rod (10).Low-power machine (1) is furnished with mechanical speed change-reductor (2), by belt transmission (3) and conventional airtight reductor (4), the high speed rotating of motor is converted into minimum 1 rev/min reductor output speed; The crank that links to each other with speed reducer output shaft (5), connecting rod (6) and hinged walking beam (7) composition crank and rocker mechanism on support (8), low speed (minimum 1 time/minute) reciprocal reciprocating oil pumping that the slow-speed of revolution of reductor output is converted into the sucker rod (10) on the horse head (9) that is suspended on walking beam one end moves; Move (A) 400mm behind the horizontal level of speed reducer output shaft center to walking beam tail bearing center, make that the time ratio upstroke time of sucker rod down stroke in a stroke is long by 10%, favourable raising pump efficiency; The stable equilibrium of reasonable disposition walking beam (12) but and the balancing of crank (11), reach desirable counterbalance effect.
Claims (1)
1, a kind of beam type beam unit for thick oil, it is characterized in that: the mechanical speed change-reductor of a manufacturing one is connected with the output shaft of the low-power machine that low jig frequency adapts, mechanical speed change-reductor is connected with conventional airtight reducer by belt, reducer output shaft is connected with crank and adjustable pouring weight, crank is connected with connecting rod one end, the other end of connecting rod is connected with the walking beam end, walking beam end head is equipped with secondary counterweight simultaneously, the other end of walking beam is connected with horse head, then, with the whole machine installation that connects as one on support and constitute the beam type beam unit for thick oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201906244U CN201297157Y (en) | 2008-09-03 | 2008-09-03 | Beam thick oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201906244U CN201297157Y (en) | 2008-09-03 | 2008-09-03 | Beam thick oil pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201297157Y true CN201297157Y (en) | 2009-08-26 |
Family
ID=41043136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201906244U Expired - Lifetime CN201297157Y (en) | 2008-09-03 | 2008-09-03 | Beam thick oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201297157Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434128A (en) * | 2011-12-31 | 2012-05-02 | 新疆维吾尔自治区第三机床厂 | Walking beam type electric manually-balanced pumping unit |
| CN103410482A (en) * | 2013-08-21 | 2013-11-27 | 上海减速机械厂有限公司 | Speed reduction device for ultralow-stroke-frequency pumping unit |
| CN109681191A (en) * | 2018-12-17 | 2019-04-26 | 韩修廷 | Integration test diagnoses oil pumping machine electric motor belt operating condition and the method in service life |
-
2008
- 2008-09-03 CN CNU2008201906244U patent/CN201297157Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434128A (en) * | 2011-12-31 | 2012-05-02 | 新疆维吾尔自治区第三机床厂 | Walking beam type electric manually-balanced pumping unit |
| CN103410482A (en) * | 2013-08-21 | 2013-11-27 | 上海减速机械厂有限公司 | Speed reduction device for ultralow-stroke-frequency pumping unit |
| CN109681191A (en) * | 2018-12-17 | 2019-04-26 | 韩修廷 | Integration test diagnoses oil pumping machine electric motor belt operating condition and the method in service life |
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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: 20090826 |
|
| CX01 | Expiry of patent term |