CN1010115B - Gear type no playing beam oil extractor - Google Patents
Gear type no playing beam oil extractorInfo
- Publication number
- CN1010115B CN1010115B CN 88107362 CN88107362A CN1010115B CN 1010115 B CN1010115 B CN 1010115B CN 88107362 CN88107362 CN 88107362 CN 88107362 A CN88107362 A CN 88107362A CN 1010115 B CN1010115 B CN 1010115B
- Authority
- CN
- China
- Prior art keywords
- gear
- reduction box
- pin
- jackshaft
- planet axis
- 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
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- Retarders (AREA)
- General Details Of Gearings (AREA)
Abstract
The present invention relates to a gear type oil pumping machine without a walking beam. Because the present invention adopts a plurality of shafts, a gear reversing speed reduction box composed of a gear pair which is installed on the shafts and is provided with an output shaft with variable rotation directions, and eccentric winch wheels with different sizes are adopted in a lifting system. The present invention has the advantages of light weight, simple structure, reliable operation and convenient maintenance, can be used in a long stroke, and can also be used in a short stroke and high stroke frequency.
Description
The present invention relates to a kind of pumping unit that recovers the oil in the oil field that is used for.
The present invention is in Shengli Oil Field oil production equipment studying and designing institute invention, and on the basis of the chain type oil pump that obtained national second prize in 1980 development and a kind of blue elephant of coming.The exchange system of known chain type oil pump is by drive sprocket, upper sprocket wheel, and the track sprocket wheel, king-pin, slide block comes and goes compositions such as frame and guide rail, and path chain has a specific links around vertically arranged drive sprocket and upper sprocket wheel running on it.Chain type oil pump utilizes this specific links, drives round frame by king-pin, slide block and moves up and down, and is reciprocating through crown sheave drive polished rod eye by being fixed in the wire rope that comes and goes on the frame again, realizes suction action.Because chain drive is vertically installed, the tensioning difficulty has limited the oil pumper length of stroke, and commutating period is short, impacts greatly, makes this machine can not be used for high jig frequency, can not be used for surpassing 5 meters ultra-long-stroke.Simultaneously, because wire rope enters exchange system, when wire rope fractures,, will damage system unit if can not in time shut down.
It is little to the purpose of this invention is to provide a kind of physical dimension, in light weight, simple in structure, uses reliably, easy to maintenance, can use at long stroke, again can be than short stroke, and the blue elephant that uses in the higher jig frequency.
Purpose of the present invention can reach by following measure: connect a gear wheel reversing reduction box (3) between belt transmission and Hoisting System, replace deceleration system and exchange system in the chain type oil pump.This gear wheel reversing reduction box (3), by casing, power shaft (11), jackshaft (13), planet axis (16), output shaft (20) and respectively above-mentioned gear drive (12 ') (12 "); idler gear transmission (14 ') (14 ") of installing on each, duplicate gear (15), pin gear (18), and be installed in swing arm formations such as (17) on the jackshaft (13).Installing planet axis (16) in the swing arm (17) also can swing around jackshaft (13).
Be to realize commutation, gear of the present invention changes on the pin gear (18) in the reduction box (3) pin tooth (19) is housed, and has four garden arcs (18 ') (18 ") (18 ' ") (18 " ") the closed ring guide rail groove formed.Inside slide in planet axis (16) end, two ends that this guide rail groove allows to insert wherein.
In addition, for changing the speed of polished rod eye (6) before and after commutation, reduce reversing impact, the winch wheel in the Hoisting System can adopt the eccentric wheel that varies in size.
Further specify the basic ideas and basic principles of the present invention below in conjunction with accompanying drawing.
Fig. 1 is a gear oil pumper equipment schematic diagram of the present invention.
Fig. 2 is the structural representation of gear wheel reversing reduction box of the present invention.
Fig. 3 is the reversing principle figure of gear wheel reversing reduction box of the present invention.
Referring to Fig. 1, gear type oil pumper of the present invention, by motor (1), belt transmission (2), gear wheel reversing reduction box (3), Hoisting System (4 ') (form for 4 "), suspending weight system (5), polished rod eye (6); balance rope (7), balance sysmte (8) by frame (9) and support (10).During running, motor (1) is by belt transmission (2) driven wheel chang-over speed reducing box (3) work; The output shaft (20) of gear wheel reversing reduction box (3) but the direction of rotation cyclically-varying, make the winch wheel (4 ') of Hoisting System come back rotation, rope woolding and put the rope action fully, and then polished rod eye (6) is pumped is realized suction action.
Referring to Fig. 2, gear wheel reversing reducer in the equipment, be by casing, power shaft (11), jackshaft (13), planet axis (16), output oil (20) and the gear of installing on each respectively rotate (12), (12 "); idler gear (14 ') (14 "), duplicate gear (15), pin gear (18) and swing arm formations such as (17).Swing arm (17) is contained on the jackshaft (13), can swing around jackshaft (13); Pin tooth (19) is housed on the pin gear (18), and has ring-shaped guide rail groove (18 ') (18 ") (18 ' ") (18 " "), insert in the guide rail groove at planet axis (16) two ends, and can slide along groove.During work, power shaft (11) is driven by motor (1) by belt transmission (2), by gear drive (12 '), (12 ") pass to jackshaft (13) to the transmission of power shaft (11), and (14 ") are rotated duplicate gear (15) to pass to idler gear (14 ') again.Because insert in the guide rail groove of pin gear (18) at planet axis (16) two ends, when duplicate gear (15) rotates, drive pin gear (18) by the pin tooth (19) on the pin gear (18) and rotate, thereby the output shaft (20) of chang-over speed reducing box (3) is rotated.
In conjunction with the accompanying drawings 2, referring to accompanying drawing 3, when the guide rail groove on the pin gear (18) (18 ") allow planet axis (16) when jackshaft (13) rotates; planet axis (16) is promptly rotated along Baltimore groove (18 ' " from Baltimore groove (18 ')), make the duplicate gear (15) and the engagement of pin tooth (19) become interior engagement by external toothing by external toothing, the rotation direction of pin gear (18) and output shaft (20) is changed, even they were from changing into and the identical rotation of duplicate gear (15) rotation direction with the rotation of duplicate gear (15) direction of rotation originally.Equally, when Baltimore groove (18 " ") allow planet axis (16) when jackshaft (13) rotates, (18 ' ") forward in the groove (18 ") planet axis (16) by groove again, make the duplicate gear (15) and the engagement of pin tooth (19) become external toothing by interior engagement again, thereby changed the direction of rotation of pin gear (18) with output shaft (20).Therefore, though the rotation direction of input oil (11) is a fixing direction of rotation, the direction of rotation of output shaft (20) is done periodic variation.
When making off-centre, changing the winch of Hoisting System wheel (4 ') speed of the commutation front and back of polished rod eye (6), thereby reduce reversing impact, pumping unit of the present invention also can be used in high jig frequency.Change the size of winch wheel (4 '), can adapt to the requirement of different jig frequencies, obtain different lengths of stroke, to adapt to the needs of various oil wells.
Balance sysmte of the present invention (8) can be a pneumatic equalizer, also can be mechanical equilibrator, act directly on by balance rope (7) on the wheel rim of winch wheel (4 '), PRL that oil pumper bore and balance lotus all act on winch wheel (4 ') wheel rim like this, the correct balancing load that changes just can make oil pumper obtain good balance under various operating modes.
As fully visible, that the present invention had both had was simple in structure, use advantage reliable, easy to maintenance, and less, the lightweight characteristics of size are arranged again.Simultaneously, because its balance is reliable, motor load changes little, has energy-saving effect.
By adopting foregoing gear wheel reversing reduction box shown in accompanying drawing 2 and accompanying drawing 3, can implement the present invention by the scheme of accompanying drawing 1.Be to implement one embodiment of the present of invention below according to them.
This embodiment is by motor (1), belt transmission (2), and (4 "); polished rod wire rope (5), polished rod eye (6), balance rope (7); balance sysmte (8), frame (9) and support (10) are formed for gear wheel reversing reduction box (3), Hoisting System (4 ').When oil pumper is worked, motor (1) rotates by the power shaft (11) of belt transmission (2) driven gear chang-over speed reducing box (3), and power shaft (11) by gear drive (12 ') (12 ") pass to jackshaft (13) to rotation, again through gear (14 '), (14 ") and duplicate gear (15), pin gear (18) rotate the output shaft (20) of gear wheel reversing reduction box.Because the position in the guide rail groove of planet axis (16) on pin gear (18) constantly changes in transmission process, and make the engagement of the pin tooth (19) on duplicate gear (15) and the pin gear (18) constantly change interior engagement into by external toothing, change external toothing into by interior engagement again, and the direction of rotation that makes output shaft (20) constantly changes and come back rotation, make the winch wheel (4 ') of Hoisting System come back rotation like this, constantly carry out rope woolding and put the rope action, go up motion down, finish suction action and make polished rod wire rope (5) drive polished rod eye (6).Some parameters of this example are as follows:
Winch wheel effective diameter 1650-2310 millimeter
Length of stroke 5-7 rice
Jig frequency 2.5-4 dashes/minute
Maximum polished rod load 117.6 thousand newton
Claims (2)
1, a kind of gear type no playing beam oil extractor that is used for the oil field oil recovery, remove by motor (1), belt transmission (2), Hoisting System (4 '), (4 "); polished rod wire rope (5); polished rod eye (6); balance rope (7); balance sysmte (8); outside frame (9) and support (10) are formed, it is characterized in that (connect a gear wheel reversing reduction box (3) between 4 "), this gear wheel reversing reduction box (3) is by casing, power shaft (11); jackshaft (13); planet axis (16), output shaft (20) and (12 "), (14 "); duplicate gear (15); pin gear (18), and be installed in swing arm formations such as (17) on the jackshaft (13) install planet axis (16) and also can swing around jackshaft (13) in the swing arm (17) in idler gear transmission (14 ') in above-mentioned gear drive (12 ') of installing on each respectively in belt transmission (2) and Hoisting System (4 ').
2, according to the gear type no playing beam oil extractor of claim 1 defined, it is characterized in that on the pin gear (18) in the described gear wheel reversing reduction box (3) pin tooth (19) being housed, have four garden arcs (18 ') (18 ") (18 ' ") (18 " ") sealing the formed guide rail groove that goes in ring, inside slide in planet axis (16) end, two ends that this guide rail groove allows to insert wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88107362 CN1010115B (en) | 1988-10-19 | 1988-10-19 | Gear type no playing beam oil extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88107362 CN1010115B (en) | 1988-10-19 | 1988-10-19 | Gear type no playing beam oil extractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1033404A CN1033404A (en) | 1989-06-14 |
| CN1010115B true CN1010115B (en) | 1990-10-24 |
Family
ID=4834610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88107362 Expired CN1010115B (en) | 1988-10-19 | 1988-10-19 | Gear type no playing beam oil extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1010115B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2415175Y (en) * | 1999-11-06 | 2001-01-17 | 赵国文 | Long stroke pumping unit with inside engaged planetary gear to form linear motion |
| CN103643922A (en) * | 2013-12-19 | 2014-03-19 | 鄂德刚 | Short intelligent-control hoist type lifting oil extraction system with ultra long stroke and working method |
| CN105863570A (en) * | 2016-04-26 | 2016-08-17 | 西南石油大学 | Automatic crank balance adjusting device |
-
1988
- 1988-10-19 CN CN 88107362 patent/CN1010115B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CN1033404A (en) | 1989-06-14 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C13 | Decision | ||
| GR02 | Examined patent application | ||
| 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 |