CN209244554U - A kind of no walking beam long stroke gear driving cylinder pumping unit - Google Patents
A kind of no walking beam long stroke gear driving cylinder pumping unit Download PDFInfo
- Publication number
- CN209244554U CN209244554U CN201822189063.2U CN201822189063U CN209244554U CN 209244554 U CN209244554 U CN 209244554U CN 201822189063 U CN201822189063 U CN 201822189063U CN 209244554 U CN209244554 U CN 209244554U
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- Prior art keywords
- round
- pumping unit
- long stroke
- electric motor
- walking beam
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- Expired - Fee Related
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 46
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 238000009826 distribution Methods 0.000 claims abstract description 17
- 230000001050 lubricating effect Effects 0.000 claims abstract description 14
- 230000009194 climbing Effects 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 32
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 239000010687 lubricating oil Substances 0.000 claims description 6
- 238000005461 lubrication Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 238000005303 weighing Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 4
- 230000002146 bilateral effect Effects 0.000 abstract description 2
- 239000010779 crude oil Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003129 oil well Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009365 direct transmission Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- Transmission Devices (AREA)
Abstract
A kind of base rear end top of no walking beam long stroke gear driving cylinder pumping unit is equipped with frequency conversion control cabinet for power distribution, middle part is equipped with lubricating system, upper front end is equipped with body, the upper surface of electric machine support is equipped with sliding rail in the middle part of body, toothed gearing electric motor, toothed gearing electric motor driving gear is engaged with driven cylinder on the round-trip frame of internal body, electromagnetic brake is equipped between toothed gearing electric motor and driving gear, on round-trip frame, lower both ends bilateral symmetry is respectively provided with a linear bearing, two guide upright posts are passed through from linear bearing center in body, round-trip top of the trellis is connect with the flexible connecting member for being equipped with polished rod eye, and bypass head sheave, head sheave top is equipped with shield, balance weight is equipped with before round-trip frame, safety climbing ladder is equipped with behind body, middle guardrail is equipped in toothed gearing electric motor periphery, upper guardrail is equipped with behind shield, frequency conversion control cabinet for power distribution passes through cable It is connect respectively with the oil pump of toothed gearing electric motor, lubricating system.The utility model can be realized long stroke, low jig frequency, especially suitable thickened oil recovery.
Description
Background technique
The utility model relates to oil exploitation mechanical oil recovery equipment, specifically a kind of no walking beam long stroke gear driving
Cylinder pumping unit.
Background technique
At present there are many kinds of China's pumping units, widely applied mainly beam pumping unit, there are also some no walking beams to take out
Oil machine, such as chain type oil pump, belt oil pumping machine, annular rack type pumping machine etc., although these pumping units have centainly excellent
Point, but there are still some shortcomings, that there are inertial loads is big for beam pumping unit, and upper and lower change in torque is big, balanced adjustment
Difficulty is big, and long stroke pumping unit volume is big, more using steel, and crank pins, which is easy to break, to be taken off, and is easy to happen and turns over machine accident；Chain-type
Pumping unit, structure is complicated for reversing gear bracket, and crank throw stress is unreasonable, and link is more, influences transmission efficiency；The tooth of annular rack type pumping machine
Wheel, rack gear need good lubrication, and annular rack manufacture difficulty is big；There are also electric-machine directly-driven pumping unit, motor be located at cradle top or
Bottom by the opening of motor, stops rotating forward, inverts the up and down motion that the rotary motion of motor becomes polished rod realizing oil pumping, this
Pumping unit starting current is big, and electric elements are easily damaged, and inertial load is big, oil extraction system low efficiency.
Summary of the invention
The purpose of the utility model is to provide a kind of no walking beam long stroke gears to drive cylinder pumping unit, overcomes above-mentioned existing
Defect existing for technology.
The technical solution of the utility model is achieved in the following ways:
The utility model includes: that lubricating system, pedestal, body, diagonal brace, safety climbing ladder, electric machine support, sliding rail, gear subtract
Speed motor, middle guardrail, electromagnetic brake, driving gear, balance weight, round-trip frame, driven cylinder, guide upright post, linear bearing, upper shield
Column, shield, head sheave, flexible connecting member, polished rod eye, frequency conversion control cabinet for power distribution；It is characterized in that: the pedestal is I-steel welding
Rectangular frame structure, upper rear end are equipped with frequency conversion control cabinet for power distribution, and middle part is equipped with lubricating system, and upper front end is vertically equipped with length
The body of square box structure, is equipped with triangle electric machine support in the middle part of body, and the upper surface of electric machine support is equipped with sliding rail, sliding rail it is upper
Portion is installed with toothed gearing electric motor, and the driven cylinder on the driving gear of toothed gearing electric motor and the round-trip frame of internal body is nibbled
It closes, electromagnetic brake is equipped between toothed gearing electric motor and driving gear, the upper and lower ends bilateral symmetry of round-trip frame is respectively provided with one
A linear bearing, two pass through parallel and perpendicular to the guide upright post of pedestal from linear bearing center in body, the top of round-trip frame
It is connect with flexible connecting member, it is in U-typed state, head sheave top that the other end of flexible connecting member, which is equipped with polished rod eye and bypasses head sheave,
Equipped with shield, it is equipped with balance weight before round-trip frame, safety climbing ladder is equipped with behind body, in the periphery of toothed gearing electric motor
Equipped with middle guardrail, behind shield be equipped with upper guardrail, frequency conversion control cabinet for power distribution by cable respectively with toothed gearing electric motor, lubrication
The oil pump of system connects.
The lubricating oil of lubricating system in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit is mounted in body
Lower part, the lower part of body are equipped with oil inlet pipe oil inlet valve and connect with oil pump, fuel pump outlet pass through threeway successively with lower delivery valve
Door, left flowline, upper fuel-displaced valve are connect with right flowline, and left flowline, right flowline are arrived along the arranged on left and right sides of body respectively
It is nibbled into the inside of body to the upper end of two guide upright posts for linear bearing, driving gear and driven cylinder on the top of body
Close lubrication.
Be equipped with door before body in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit, door and body it
Between be equipped with sealing, convenient for increase and decrease balance weight.
Safety climbing ladder in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit is externally provided with guard ring.
The vertical rail of sliding rail in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit is welded as a whole with traverse rod,
In " well " character form structure, four rectangle round end motor fixing holes are symmetrically arranged on two traverse rods, two vertical rails are mounted in slideway,
The both ends of vertical rail are respectively provided with a longitudinal righting wheel and two lateral righting wheels, and vertical rail moves left and right in slideway, and slideway is fixed
On the top of electric machine support.
Toothed gearing electric motor in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit or using retarder with
Motor separate structure connects triangle band connection by five.
A kind of slideway cross section in no walking beam long stroke gear driving cylinder pumping unit is rectangle, and top is equipped with and opens
Mouthful, both ends are equipped with end socket.
Electricity on the output shaft of toothed gearing electric motor in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit
Between magnetic brake and driving gear, oil resistant rubber bellows-type movable sealing structure is equipped between body.
Balance weight in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit is cuboid casting pig, Zong Xiangshe
There are two through-holes, are divided into multistage, are bolted on before round-trip frame.
Round-trip frame in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit is rectangle tabular round end structure,
Below center it is vertical be equipped with multiple driven cylinders, before be equipped with place balance weight rectangular recess, and be equipped with on balance weight
The corresponding tapped blind hole of through-hole, according to underground.
Electromagnetic brake in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit passes through with toothed gearing electric motor
The interlocking of frequency conversion control cabinet for power distribution, toothed gearing electric motor starting, electromagnetic brake power-off is automatic to unclamp, and toothed gearing electric motor is shut down, electricity
Magnetic brake energization self-actuating brake.
The oil pump and The gear deceleration electricity of lubricating system in a kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit
Machine is interlocked by frequency conversion control cabinet for power distribution, toothed gearing electric motor starting, and oil pump is powered to be started automatically, guarantees that pumping unit lubrication is good
Good, toothed gearing electric motor is shut down, and oil pump power-off is automatically stopped.
A kind of above-mentioned no walking beam long stroke gear driving cylinder pumping unit adjusts the big of jig frequency by frequency conversion control cabinet for power distribution
It is small, to adapt to different oil well condition production needs.
Working principle
A kind of frequency conversion control cabinet for power distribution of no walking beam long stroke gear driving cylinder pumping unit provides for toothed gearing electric motor
Electric power, toothed gearing electric motor rotation, driving gear are engaged with the driven cylinder on round-trip frame, and round-trip frame is driven to move downward, until
When bottom dead centre, driving gear is around the driven cylinder rotation in top, while toothed gearing electric motor moves right along sliding rail, realizes commutation,
Round-trip frame is driven to move upwards, until driving gear is around the driven cylinder rotation in top, while toothed gearing electric motor is along sliding when top dead-centre
Rail is moved to the left, and realizes commutation, round-trip frame is driven to move downward again, reciprocation cycle, passes through flexible connecting member on round-trip frame
It is connect through polished rod eye with polished rod around head sheave, polished rod drives oil well pump to move back and forth by sucker rod, gives rise to ground for crude oil
Face is through pipeline to measuring station to multi-purpose station.
Compared with the prior art, the utility model has the following advantages:
1. design structure is novel, gear is engaged with cylinder has originality applied to pumping unit, and moving component is few, service life
It is long；
2. toothed gearing electric motor direct-transmission, driving gear is engaged with driven cylinder, and transmission efficiency is high, passes through The gear deceleration electricity
The left and right movement of machine realizes that round-trip frame moves above and below, and commutation is steady, is oriented to linear bearing, smooth running, improves system of recovering the oil
System efficiency；
It is with oil pumping 2. being suitable for crude oil exploitation can be realized long stroke, low jig frequency, especially suitable thickened oil recovery
The ideal renewal product of machine.
Detailed description of the invention
Fig. 1-the utility model axis side structure schematic diagram
Fig. 2-the utility model sliding rail 7 vertical view broken section structural schematic diagram
Fig. 3-the utility model sliding rail 7 local main view structure figure
Fig. 4-the utility model balance weight 12 schematic view of the front view
In figure: the upper fuel-displaced valve of fuel-displaced valve, 1-2. under 1- lubricating system, 1-1., 1-3. oil pump, 1-4. oil inlet valve,
1-5. oil inlet pipe, 1-6. lubricating oil, the left flowline of 1-7., the right flowline of 1-8.；2- pedestal, 3- body, 4- diagonal brace, 5- are climbed safely
Ladder, 6- electric machine support, 7- sliding rail, 7-1. slideway, the longitudinal direction 7-2. righting wheel, 7-3. transverse direction righting wheel, 7-4. indulge rail, and 7-5. is horizontal
Rail；Guardrail in 8- toothed gearing electric motor, 9-, 10- electromagnetic brake, 11- driving gear, 12- balance weight, the round-trip frame of 13-, 14- from
Dynamic cylinder, 15- guide upright post, 16- linear bearing, the upper guardrail of 17-, 18- shield, 19- head sheave, 20- flexible connecting member, 21- are outstanding
Rope device, 22- frequency conversion control cabinet for power distribution, 23- polished rod, 24- wellhead assembly；D- motor fixing hole, K- opening, T- through-hole.
Specific embodiment
A kind of no walking beam long stroke gear driving cylinder pumping unit is by lubricating system 1, pedestal 2, body 3, diagonal brace (4), peace
Full ladder 5, electric machine support 6, sliding rail 7, toothed gearing electric motor 8, middle guardrail 9, electromagnetic brake 10, driving gear 11, balance weight 12,
Round-trip frame 13, driven cylinder 14, guide upright post 15, linear bearing 16, upper guardrail 17, shield 18, head sheave 19, flexible connecting member
20, polished rod eye 21, frequency conversion control cabinet for power distribution 22 form；It is characterized in that: the pedestal 2 is the rectangular frame knot of I-steel welding
Structure, upper rear end are equipped with frequency conversion control cabinet for power distribution 22, and middle part is equipped with lubricating system 1, and upper front end is vertically equipped with rectangular box
The body 3 of structure, triangle electric machine support 6 is equipped in the middle part of body 3, and the upper surface of electric machine support 6 is equipped with sliding rail 7, the top of sliding rail 7
Toothed gearing electric motor 8, the driven circle on the driving gear 11 of toothed gearing electric motor 8 and the round-trip frame 13 inside body 3 are installed
Column 14 engages, and electromagnetic brake 10, the upper and lower ends or so of round-trip frame 13 are equipped between toothed gearing electric motor 8 and driving gear 11
Symmetrically be respectively provided with a linear bearing 16, in body 3 two parallel and perpendicular to pedestal 2 guide upright post 15 from linear bearing 16
The heart passes through, and the top of round-trip frame 13 is connect with flexible connecting member 20, the other end of flexible connecting member 20 be equipped with polished rod eye 21 and around
Head sheave 19 is crossed, is in U-typed state, polished rod eye 21 connect with polished rod 23, and 19 top of head sheave is equipped with shield 18, before round-trip frame 13
Equipped with balance weight 12, it is equipped with safety climbing ladder 5 behind body 3, is equipped with middle guardrail 9, shield in the periphery of toothed gearing electric motor 8
Be equipped with upper guardrail 17 behind 18, frequency conversion control cabinet for power distribution 22 by cable respectively with toothed gearing electric motor 8, lubricating system 1
Oil pump 1-3 connection.
The lubricating oil 1-6 of the lubricating system 1 is mounted in the lower part of body 3, and lubricating oil 1-6 passes through oil inlet pipe 1-5, oil inlet
Valve 1-4 enters oil pump 1-3, respectively enters down fuel-displaced valve 1-1, left flowline 1-7, upper fuel-displaced by fuel pump outlet, threeway
Valve 1-2 and right flowline 1-8, by the inside of lubricating oil 1-6 input body 3 to the upper end of two guide upright posts 15, to linear axis
It holds 16, driving gear 11 and engages lubrication with driven cylinder 14.
The vertical rail 7-4 and traverse rod 7-5 of the sliding rail 7 is welded as a whole, and is in " well " character form structure, two traverse rod 7-5 Shang couple
Title is set there are four rectangle round end motor fixing hole D, and for fixing toothed gearing electric motor 8, two vertical rail 7-4 are mounted in slideway 7-1
Interior, the both ends of vertical rail 7-4 are respectively provided with a longitudinal direction righting wheel 7-2 and two lateral righting wheel 7-3, indulge rail 7-4 in slideway 7-1
It moves left and right, realizes commutation, slideway 7-1 is fixed on the top of electric machine support 6.
A kind of no walking beam long stroke gear driving cylinder pumping unit is that toothed gearing electric motor 8 mentions by frequency conversion control cabinet for power distribution
For electric power, toothed gearing electric motor 8 rotates, and driving gear 11 is engaged with the driven cylinder 14 on round-trip frame 13, drives round-trip frame 13
It moves downward, until driving gear 11 is rotated around the driven cylinder 14 in top, while toothed gearing electric motor 11 is along sliding rail 7 when bottom dead centre
It moves right, realizes commutation, drive round-trip frame 13 to move upwards, until driving gear 11 is around lower idler cylinder 14 when top dead-centre
Rotation, while toothed gearing electric motor 8 is moved to the left along sliding rail, realizes commutation, round-trip frame 13 is driven to move downward again, it is so past
Multiple to recycle, being connect through polished rod eye 21 with polished rod 23 by flexible connecting member 20 around head sheave 19 on round-trip frame 13, polished rod 23 is logical
Crossing sucker rod drives oil well pump to move back and forth, and crude oil is given rise to ground through pipeline to measuring station to multi-purpose station.
A kind of no walking beam long stroke gear driving cylinder pumping unit, which is suitable for crude oil exploitation, can be realized long stroke, low
Jig frequency, especially suitable thickened oil recovery, by toothed gearing electric motor direct-transmission, driving gear is engaged with driven cylinder, transmission efficiency
Height realizes that round-trip frame moves above and below by the left and right movement of toothed gearing electric motor, and commutation is steady, is oriented to linear bearing, transports
Turn steady, achievees the purpose that improve oil extraction system efficiency.
Claims (10)
1. a kind of no walking beam long stroke gear drives cylinder pumping unit, comprising: lubricating system (1), pedestal (2), body (3), tiltedly
Support (4), safety climbing ladder (5), electric machine support (6), sliding rail (7), toothed gearing electric motor (8), middle guardrail (9), electromagnetic brake (10),
Driving gear (11), balance weight (12), round-trip frame (13), driven cylinder (14), guide upright post (15), linear bearing (16), on
Guardrail (17), shield (18), head sheave (19), flexible connecting member (20), polished rod eye (21), frequency conversion control cabinet for power distribution (22)；It is special
Sign is: the pedestal (2) is the rectangular frame structure of I-steel welding, and upper rear end is equipped with frequency conversion control cabinet for power distribution (22),
Middle part is equipped with lubricating system (1), and upper front end is vertically equipped with the body (3) of rectangular box structure, is equipped with three in the middle part of body (3)
Angular electric machine support (6), the upper surface of electric machine support (6) are equipped with sliding rail (7), and the top of sliding rail (7) is installed with toothed gearing electric motor
(8), the driven cylinder (14) on the driving gear (11) of toothed gearing electric motor (8) the round-trip frame (13) internal with body (3) is nibbled
It closes, is equipped with electromagnetic brake (10) between toothed gearing electric motor (8) and driving gear (11), the upper and lower ends of round-trip frame (13) are left
It is right to be symmetrically respectively provided with a linear bearing (16), in body (3) two parallel and perpendicular to pedestal (2) guide upright post (15) from straight
Spool holds (16) center and passes through, and the top of round-trip frame (13) is connect with flexible connecting member (20), flexible connecting member (20) it is another
End is equipped with polished rod eye (21) and bypasses head sheave (19), is in U-typed state, and head sheave (19) top is equipped with shield (18), round-trip frame
(13) balance weight (12) are equipped with before, are equipped with safety climbing ladder (5) behind body (3), in the outer of toothed gearing electric motor (8)
Enclose be equipped with middle guardrail (9), shield (18) below be equipped with upper guardrail (17), frequency conversion control cabinet for power distribution (22) pass through cable respectively with
Oil pump (1-3) connection of toothed gearing electric motor (8), lubricating system (1).
2. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the lubrication
The lubricating oil (1-6) of system (1) is mounted in the lower part of body (3), and the lower part of body (3) is equipped with oil inlet pipe (1-5) oil inlet valve (1-
4) it is connect with oil pump (1-3), fuel pump outlet passes through the threeway successively fuel-displaced valve (1-1), left flowline (1-7), upper fuel-displaced under
Valve (1-2) is connect with right flowline (1-8), and left flowline (1-7), right flowline (1-8) are respectively along the left and right two of body (3)
Side to body (3) top, into the inside of body (3) to the upper end of two guide upright posts (15).
3. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the body
(3) it is equipped with door before, sealing is equipped between door and body (3).
4. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the safety
Ladder (5) is externally provided with guard ring.
5. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the sliding rail
(7) vertical rail (7-4) is welded as a whole with traverse rod (7-5), is in " well " character form structure, is symmetrically arranged with four on two traverse rods (7-5)
A rectangle round end motor fixing hole (D), in slideway (7-1), the both ends of vertical rail (7-4) are respectively provided with two vertical rails (7-4)
One longitudinal righting wheel (7-2) and two lateral righting wheels (7-3), vertical rail (7-4) is moved left and right in slideway (7-1), slideway
(7-1) is fixed on the top of electric machine support (6).
6. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the gear
Decelerating motor (8) uses retarder and motor separate structure, passes through five and connects triangle band connections.
7. a kind of no walking beam long stroke gear according to claim 5 drives cylinder pumping unit, it is characterized in that: the slideway
The cross section (7-1) is rectangle, and top is equipped with opening (K), and both ends are equipped with end socket.
8. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the gear
Between electromagnetic brake (10) on the output shaft of decelerating motor (8) and driving gear (11), oil resistant rubber is equipped between body (3)
Glue bellows-type movable sealing structure.
9. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: the balance
Block (12) is cuboid casting pig, longitudinally sets there are two through-hole (T), is divided into multistage, is bolted on round-trip frame (13)
Front.
10. a kind of no walking beam long stroke gear according to claim 1 drives cylinder pumping unit, it is characterized in that: described past
Returning frame (13) is rectangle tabular round end structure, behind center is vertical is equipped with multiple driven cylinders (14), before be equipped with place it is flat
The rectangular recess of weighing apparatus block (12), and it is equipped with tapped blind hole corresponding with through-hole (T) on balance weight (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189063.2U CN209244554U (en) | 2018-12-25 | 2018-12-25 | A kind of no walking beam long stroke gear driving cylinder pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189063.2U CN209244554U (en) | 2018-12-25 | 2018-12-25 | A kind of no walking beam long stroke gear driving cylinder pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209244554U true CN209244554U (en) | 2019-08-13 |
Family
ID=67534619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822189063.2U Expired - Fee Related CN209244554U (en) | 2018-12-25 | 2018-12-25 | A kind of no walking beam long stroke gear driving cylinder pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209244554U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441406A (en) * | 2018-12-25 | 2019-03-08 | 杨元亮 | A kind of no walking beam long stroke gear driving cylinder pumping unit |
| CN113756754A (en) * | 2021-10-08 | 2021-12-07 | 山东创新石油技术有限公司 | Energy storage integrated electric balance vertical oil pumping machine |
| CN118088627A (en) * | 2024-04-28 | 2024-05-28 | 山东鑫佳亦机械设备有限公司 | Secondary speed reducer |
-
2018
- 2018-12-25 CN CN201822189063.2U patent/CN209244554U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441406A (en) * | 2018-12-25 | 2019-03-08 | 杨元亮 | A kind of no walking beam long stroke gear driving cylinder pumping unit |
| CN113756754A (en) * | 2021-10-08 | 2021-12-07 | 山东创新石油技术有限公司 | Energy storage integrated electric balance vertical oil pumping machine |
| CN118088627A (en) * | 2024-04-28 | 2024-05-28 | 山东鑫佳亦机械设备有限公司 | Secondary speed reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200310 Address after: No. 2-18, Jijun Park, Shenzhou Road, Xianhe Town, Hekou District, Dongying City, Shandong Province Patentee after: Dongying huazhente New Energy Technology Development Co.,Ltd. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee before: XINJIANG XINCHUN OIL DEVELOPMENT Co.,Ltd. SINOPEC Patentee before: China Petroleum & Chemical Corp. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 |
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| CF01 | Termination of patent right due to non-payment of annual fee |