CN202325417U - Oil pumping unit - Google Patents
Oil pumping unit Download PDFInfo
- Publication number
- CN202325417U CN202325417U CN2011202847851U CN201120284785U CN202325417U CN 202325417 U CN202325417 U CN 202325417U CN 2011202847851 U CN2011202847851 U CN 2011202847851U CN 201120284785 U CN201120284785 U CN 201120284785U CN 202325417 U CN202325417 U CN 202325417U
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- gear
- cam
- oil pumper
- power shaft
- shaft
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Abstract
The utility model relates to the technical field of oil production machines, in particular to an oil pumping unit for reversing by utilizing an automatic-reversing speed reducer. The oil pumping unit is characterized by consisting of a base, a vertical type rack, a motor, a hydraulic coupler, the automatic-reversing speed reducer, a chain, a roller, a flexible belt, a counter weight block and an oil pumping unit connector, wherein the motor is connected with the automatic-reversing speed reducer by the hydraulic coupler; and the oil pumping unit realizes reversing by utilizing the automatic-reversing speed reducer. Due to adoption of the hydraulic coupler for soft start and the speed reducer with the automatic reversing function, the oil pumping unit has the beneficial effects of (1) high efficiency and energy conservation; (2) stable working and advanced technology; (3) low rack and long stroke; and (4) high transmission accuracy and long service life.
Description
Technical field
The utility model relates to a kind of oil recovery machiner technical field, specifically a kind of oil pumper that utilizes the automatic reverse reductor to commutate.
Background technology
In the design process of oil pumper, when not adopting frequency converter to carry out soft start, the output torque that mainly is needs when promoting balancing weight separately by motor is as basis at present, and power of electric motor is selected generally bigger than normal.Such as 6-12, be the motor that 700A type oil pumper generally adopts 37Kw-6, have deficiencies such as equipment investment is big, starting current is big.
The reversing mode of oil pumper (except the walking beam machine) mainly contains two kinds at present, and the first adopts the mechanical commutation mode of reductor output.This reversing mode is bulky, has taken the space of balancing weight reciprocating stroke, thereby has caused the height of the whole frame of oil pumper bigger than normal, has also just strengthened the unstability of frame.In addition, this kind commutator life-span is short, maintenance maintenance is inconvenient.Thereby second kind is to adopt the electrical equipment mode to control the switching-over that the motor rotating realizes oil pumper.Its shortcoming is, electrical control part is complicated, involve great expense, the life-span is low.
Summary of the invention
The deficiency of the utility model to existing in the prior art, propose a kind of energy-efficient, cost of investment is few, transfer torque is big, working stability, long service life, the easy oil pumper of maintenance maintenance.
The utility model can reach through following measure.
A kind of oil pumper; It is characterized in that forming by base, Vertical Rack, motor, fluid-flywheel clutch, automatic reverse reductor, upper sprocket wheel, lower sprocket, chain, cylinder, flexible belt, balancing weight, oil pumper connector; Motor is connected through fluid-flywheel clutch with the automatic reverse reductor, and oil pumper utilizes the automatic reverse reductor to commutate.
Automatic reverse reductor wherein is provided with housing, and power shaft is connected with housing through bearing respectively with output shaft, and power shaft is connected through gear train with output shaft; Driving gear is provided with the connection internal tooth and is connected with power shaft through the bearing transition, and driven gear is connected with output shaft, it is characterized in that being provided with in the housing two sleeve gear groups; And changement, between two driving gears on the power shaft, being provided with thumb wheel, thumb wheel is connected through spline with power shaft; The thumb wheel two ends are respectively equipped with the connection external tooth, and two driving gears are provided with thumb wheel and are connected the connection internal tooth that external tooth matches, and changement is provided with cam bearer, lever support, reverse wheel bearing and spring fastening; Cam, lever and reverse wheel are connected with cam bearer, lever support and reverse wheel bearing respectively, and an end of spring is connected with spring fastening, are respectively equipped with initiatively eccentric pin shaft and passive eccentric pin shaft on the reverse wheel; Lever one end is connected with cam follower one end; The cam follower other end and cam Intermittent Contact, the lever other end be connected with an end of spring respectively, be hinged with an end of reverse wheel connecting rod, and the other end of reverse wheel connecting rod is hinged with bearing pin initiatively; One end and the passive bearing pin of shift fork connecting rod are hinged; The other end and the shift fork of shift fork connecting rod are hinged, and shift fork is connected with thumb wheel on the power shaft, and the rotation through cam can make the shift fork swing; Thumb wheel and driving gear to drive on the power shaft are in engagement or released state; When thumb wheel and first group of driving gear were in engagement, driving gear rotated with power shaft and drives the output shaft rotation through driven gear, when thumb wheel with first group driving gear disengaging and be meshed with the driving gear of second group of gear; The driving gear that makes first group of gear is not with the power shaft rotation, and the driving gear of second group of gear drives output shaft through driven gear and rotates.
The utility model can be provided with the driven in synchronism gear train, and the driving gear of driven in synchronism gear train is connected with power shaft, and driven gear is connected with camshaft; When power shaft rotates; Camshaft is swung thereby drive shift fork also along with rotation, changes the duty of output shaft.
The utility model can also be provided with plug-in gear train, and the driving gear of plug-in gear train is connected with power input shaft, and driven gear is connected with power shaft.
In the two sleeve gear groups, the number of gears of set of gears group is an even number in the utility model, and the number of gears of another set of gear train is an odd number, so that output shaft is realized rotating and reverse.
The gearratio of two sleeve gear groups is identical in the utility model, so that the number of turns of output shaft forward and backward is identical.
The gearratio i of the synchromesh gear group in the utility model
2With output shaft in work period the revolution of N satisfy relational expression: aNn
s=n
3i
2Wherein: a is that cam whenever revolves the switching-over number of times that turns around and accomplish; N is that output shaft is accomplished rotating number of times, the i.e. periodicity of finishing the work in one minute; n
sBe the revolution (forward and backward revolution sum) of output shaft in work period; n
3Rotating speed for cam; i
2Gearratio for the synchromesh gear group.
The utility model is owing to adopted fluid-flywheel clutch to carry out soft start and the reductor with automatic reverse function; Beneficial effect: the one, energy-efficient; Reduce motor power (output) to greatest extent, under the prerequisite of economize on electricity, reduced the one-time investment cost of motor simultaneously; The 2nd, working stability, advanced technology also possess a pair of change gear that changes in the reductor simultaneously, change the function of reductor commutating frequency; Change the commutating frequency of reductor; Promptly change the jig frequency of oil pumper, the 3rd, frame is low, stroke is long, because the switching-over of oil pumper is accomplished by reductor; So at the reductor output, be that just having no in the complex space of balancing weight hindered, can make the structure of balancing weight satisfy the frame designing requirement to greatest extent.Compare with the oil pumper of same model, this oil pumper at first is that bracket height has reduced by 20%, and this has just improved the stability of whole frame, has avoided waste of material, has reduced the one-time investment cost.Owing to adopted the automatic reverse reductor, the stroke of oil pumper no longer receives the constraint of commutator, thereby makes the stroke of oil pumper get extension to the limit; The 4th, transmission accuracy is high, long service life; The automatic reverse reductor is to adopt tooth-like automatic commutator to accomplish switching-over; Accuracy height, efficient are high, the life-span is high, transfer torque is big, processing is simple because gear drive has, with low cost, advantage such as maintenance maintenance is simple and easy to do, have so just overcome the disadvantage that the present oil pumper commutator life-span lacks partially, and the bulk life time of whole oil pumper is increased greatly; Remove outside the daily maintaining, do not had maintenace point basically.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Fig. 2 is a kind of structural representation of automatic reverse reductor in the utility model.
Fig. 3 is a kind of sketch map of changement in the utility model.
Fig. 4 is that the W of Fig. 3 is to sketch map.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1; A kind of oil pumper; It is characterized in that forming by base 801, motor 802, fluid-flywheel clutch 803, automatic reverse reductor 804, lower sprocket 805, chain 806, upper sprocket wheel 807, Vertical Rack 808, cylinder 809, flexible belt 810, oil pumper connector 811, balancing weight 812; Motor 802 is connected through fluid-flywheel clutch 803 with automatic reverse reductor 804, and oil pumper utilizes automatic reverse reductor 804 to commutate.
Automatic reverse reductor 804 wherein is provided with housing 101, and power shaft 201 is connected with housing 101 through bearing respectively with output shaft 301, and power shaft 201 and output shaft 301 are connected through gear train; Driving gear is provided with the connection internal tooth and is connected with power shaft 201 through bearing, and driven gear is connected with output shaft 301 through key, and the structure of above-mentioned each ingredient is identical with connected mode and prior art; This does not give unnecessary details, and the utility model is characterised in that and is provided with two sleeve gear groups in the housing 1, between two driving gears 202 on the power shaft and 203, is provided with thumb wheel 16; Thumb wheel 16 and power shaft 201 are connected through spline, and thumb wheel 16 two ends are respectively equipped with the connection external tooth, and two driving gears 202 and 203 are provided with and are connected the connection internal tooth that external tooth matches with thumb wheel; Changement 102 is provided with cam bearer 1, lever support 2, reverse wheel bearing 3 and spring fastening 4, and the structure and the connected mode of cam bearer 1, lever support 2, reverse wheel bearing 3 and spring fastening 4 are identical with prior art, can think the wall of housing 101 like cam bearer 1; Can in housing 101, be provided with separately, this does not give unnecessary details yet, and cam 5, lever 6 and reverse wheel 7 are connected with cam bearer 1, lever support 2 and reverse wheel bearing 3 respectively; The structure of cam 5, lever 6 and reverse wheel 7 and identical with the connected mode and the prior art of cam bearer 1, lever support 2 and reverse wheel bearing 3 is connected with cam bearer 1 (wall of housing 101) through camshaft, bearing, bearing support like cam 5, and this does not give unnecessary details; One end of spring 8 is connected with spring fastening 4, is respectively equipped with initiatively eccentric pin shaft 9 and passive eccentric pin shaft 10 on the reverse wheel 7, and initiatively eccentric pin shaft 9 can be located on the circumference of same radius with passive eccentric pin shaft 10; Also can be located on the circumference of different radii, to regulate the shift length of shift fork 15, lever 6 one ends are connected with cam follower 11 1 ends; Cam follower 11 other ends and cam 5 Intermittent Contact, cam follower 11 also can be inconsistent through roller 12 and cam 5, to reduce the wearing and tearing to cam; Lever 6 other ends are connected with an end of spring 8 respectively, be hinged with an end of reverse wheel connecting rod 13, and the other end of reverse wheel connecting rod 13 is hinged with bearing pin 9 initiatively, and an end of shift fork connecting rod 14 is connected with passive bearing pin 10; The other end of shift fork connecting rod 14 is connected with shift fork 15, and shift fork 15 is connected with thumb wheel 16 on the power shaft 101, and thumb wheel 16 and power shaft 101 are connected through spline; Rotation through cam 5 can make shift fork 15 swings; Thumb wheel 16 to drive on the power shaft 201 is in engagement or released state respectively with driving gear 202 and 203, and when thumb wheel 16 and driving gear 202 were in engagement, driving gear 202 drove output shaft 301 rotations with power shaft 201 rotations and through driven gear 302; At this moment; Thumb wheel 16 is in released state with driving gear 203, and driving gear 203 idle running are when thumb wheel 16 and driving gear 203 are in engagement; Driving gear 203 carries out opposite spin with power shaft 201 rotations and through driven gear 303 drive output shafts 301; At this moment, thumb wheel 16 is in released state with driving gear 202, driving gear 202 idle running.
The utility model can be provided with the driven in synchronism gear train; The driving tooth 401 of driven in synchronism gear train is taken turns with power shaft 201 and is connected; Driven gear 402 is connected with the camshaft of cam 5, and when power shaft 201 rotations, camshaft is also along with rotation; Swing thereby drive shift fork 15, change the duty of output shaft 301.In addition, the utility model can also be provided with plug-in gear train, and the driving gear 501 of plug-in gear train is connected with power input shaft, and driven gear 502 is connected with power shaft 201.
The gearratio i of the synchromesh gear group in the utility model
2With output shaft in work period the revolution of N satisfy relational expression: aNn
s=n
3i
2Wherein: a is that cam whenever revolves the switching-over number of times that turns around and accomplish; N is that output shaft is accomplished rotating number of times, the i.e. periodicity of finishing the work in one minute; n
sBe the revolution (forward and backward revolution sum) of output shaft in work period; n
3Rotating speed for cam; i
2Gearratio for the synchromesh gear group.
The structure of the base in the utility model, Vertical Rack, motor, fluid-flywheel clutch, upper sprocket wheel, lower sprocket, chain, cylinder, flexible belt, balancing weight, oil pumper connector is identical with connected mode and prior art; And fluid-flywheel clutch is identical with prior art with the annexation and the automatic reverse speed reducer output shaft of automatic reverse reductor, and this does not give unnecessary details.
The utility model owing to adopted fluid-flywheel clutch to carry out soft start and reductor with automatic reverse function; Beneficial effect is energy-efficient; Reduce motor power (output) to greatest extent, under the prerequisite of economize on electricity, reduced the one-time investment cost of motor simultaneously; The 2nd, working stability, advanced technology also possess a pair of change gear that changes in the reductor simultaneously, change the function of reductor commutating frequency; Change the commutating frequency of reductor; Promptly change the jig frequency of oil pumper, the 3rd, low, the long stroke of frame is because the switching-over of oil pumper is accomplished by reductor; So at the reductor output, be that just having no in the complex space of balancing weight hindered, can make the structure of balancing weight satisfy the frame designing requirement to greatest extent.Compare with the oil pumper of same model; Oil pumper at first is that bracket height has reduced by 20%, and this has just improved the stability of whole frame, has avoided waste of material; Reduced the one-time investment cost; Owing to adopted the automatic reverse reductor, the stroke of oil pumper no longer receives the constraint of commutator, thereby makes the stroke of oil pumper get extension to the limit; The 4th, transmission accuracy is high, long service life; The automatic reverse reductor is to adopt tooth-like automatic commutator to accomplish switching-over; Accuracy height, efficient are high, the life-span is high, transfer torque is big, processing is simple because gear drive has, with low cost, advantage such as maintenance maintenance is simple and easy to do, have so just overcome the disadvantage that the present oil pumper commutator life-span lacks partially, and the bulk life time of whole oil pumper is increased greatly; Remove outside the daily maintaining, do not had maintenace point basically.
Claims (6)
1. oil pumper; It is characterized in that forming by base, Vertical Rack, motor, fluid-flywheel clutch, automatic reverse reductor, upper sprocket wheel, lower sprocket, chain, cylinder, flexible belt, balancing weight, oil pumper connector; Motor is connected through fluid-flywheel clutch with the automatic reverse reductor; Oil pumper utilizes the automatic reverse reductor to commutate
Automatic reverse reductor wherein is provided with housing, and power shaft is connected with housing through bearing respectively with output shaft, and power shaft is connected through gear train with output shaft; Driving gear is provided with the connection internal tooth and is connected with power shaft through the bearing transition, and driven gear is connected with output shaft, is provided with two sleeve gear group and changements in the housing; Between two driving gears on the power shaft, be provided with thumb wheel, thumb wheel is connected through spline with power shaft, and the thumb wheel two ends are respectively equipped with the connection external tooth; Two driving gears are provided with thumb wheel and are connected the connection internal tooth that external tooth matches, and changement is provided with cam bearer, lever support, reverse wheel bearing and spring fastening, and cam, lever and reverse wheel are connected with cam bearer, lever support and reverse wheel bearing respectively; One end of spring is connected with spring fastening; Be respectively equipped with initiatively eccentric pin shaft and passive eccentric pin shaft on the reverse wheel, lever one end is connected with cam follower one end, the cam follower other end and cam Intermittent Contact; The lever other end is connected with an end of spring respectively, be hinged with an end of reverse wheel connecting rod; The other end of reverse wheel connecting rod is hinged with the active bearing pin, and an end and the passive bearing pin of shift fork connecting rod are hinged, and the other end and the shift fork of shift fork connecting rod are hinged; Shift fork is connected with thumb wheel on the power shaft; Rotation through cam can make the shift fork swing, is in driving gear and meshes or released state to drive thumb wheel on the power shaft, when thumb wheel and first group of driving gear are in engagement; Driving gear rotates with power shaft and drives the output shaft rotation through driven gear; When thumb wheel breaks away from first group driving gear and is meshed with the driving gear of second group of gear, make the driving gear idle running of first group of gear, the driving gear of second group of gear drives output shaft through driven gear and rotates.
2. a kind of oil pumper according to claim 1 is characterized in that being provided with the driven in synchronism gear train, and the driving gear of driven in synchronism gear train is connected with power shaft, and driven gear is connected with camshaft.
3. a kind of oil pumper according to claim 1 is characterized in that being provided with plug-in gear train, and the driving gear of plug-in gear train is connected with power input shaft, and driven gear is connected with power shaft.
4. a kind of oil pumper according to claim 1 is characterized in that in the two sleeve gear groups, the number of gears of set of gears group is an even number, and the number of gears of another set of gear train is an odd number.
5. a kind of oil pumper according to claim 1 is characterized in that the gearratio of two sleeve gear groups is identical.
6. a kind of oil pumper according to claim 2 is characterized in that the gearratio i of synchromesh gear group
2With output shaft in work period the revolution of N satisfy relational expression: aNn
s=n
3i
2, wherein: a is that cam whenever revolves the switching-over number of times that turns around and accomplish; N is that output shaft is accomplished rotating number of times, the i.e. periodicity of finishing the work in one minute; n
sBe the revolution of output shaft in work period; n
3Rotating speed for cam; i
2Gearratio for the synchromesh gear group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202847851U CN202325417U (en) | 2011-08-08 | 2011-08-08 | Oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202847851U CN202325417U (en) | 2011-08-08 | 2011-08-08 | Oil pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325417U true CN202325417U (en) | 2012-07-11 |
Family
ID=46437399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202847851U Expired - Lifetime CN202325417U (en) | 2011-08-08 | 2011-08-08 | Oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202325417U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322244A (en) * | 2011-08-08 | 2012-01-18 | 刘之乾 | Oil pumping machine |
| CN103790556A (en) * | 2012-11-05 | 2014-05-14 | 中国石油化工股份有限公司 | Truss type electric reversing oil pumping device and oil pumping method thereof |
| CN104612633A (en) * | 2015-01-20 | 2015-05-13 | 胜利油田新大管业科技发展有限责任公司 | Device and method for driving chain reversing pumping unit |
-
2011
- 2011-08-08 CN CN2011202847851U patent/CN202325417U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322244A (en) * | 2011-08-08 | 2012-01-18 | 刘之乾 | Oil pumping machine |
| CN102322244B (en) * | 2011-08-08 | 2014-06-11 | 刘之乾 | Oil pumping machine |
| CN103790556A (en) * | 2012-11-05 | 2014-05-14 | 中国石油化工股份有限公司 | Truss type electric reversing oil pumping device and oil pumping method thereof |
| CN104612633A (en) * | 2015-01-20 | 2015-05-13 | 胜利油田新大管业科技发展有限责任公司 | Device and method for driving chain reversing pumping unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20140611 |
|
| RGAV | Abandon patent right to avoid regrant |