CN204371256U - A kind of reciprocating screw rod reversing pumping unit - Google Patents
A kind of reciprocating screw rod reversing pumping unit Download PDFInfo
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- CN204371256U CN204371256U CN201420828045.3U CN201420828045U CN204371256U CN 204371256 U CN204371256 U CN 204371256U CN 201420828045 U CN201420828045 U CN 201420828045U CN 204371256 U CN204371256 U CN 204371256U
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Abstract
The utility model relates to a kind of reciprocating screw rod reversing pumping unit.Its technical scheme is: support assembly is arranged on base assembly, changement assembly is arranged in support assembly, changement assembly is made up of rolling element, bearing pin, sliding sleeve and reciprocating screw rod, reciprocating screw rod is connected with motor deceleration machine assembly, and motor deceleration machine assembly drives reciprocating screw rod to same direction continuous rotation, reciprocating screw rod there is helicla flute, sliding sleeve is flexibly connected with reciprocating screw rod by bearing pin, and rolling element rolls in the helicla flute of reciprocating screw rod, between sliding sleeve and reciprocating screw rod, transmit power by rolling element and bearing pin; Described sliding sleeve and ballast box assembly are connected and fixed.Beneficial effect is: the utility model utilizes reciprocating screw rod sliding sleeve transmission to realize oil pumper commutation, compact conformation, and mechanism is simple; Stable movement, braking is reliable; Motor does not commutate, and efficiency is high, and noise is low; Without ballast box falling accident hidden danger.
Description
Technical field
The utility model relates to a kind of oil pumper, particularly a kind of reciprocating screw rod reversing pumping unit.
Background technology
The oil pumper kind that current oil extraction in oil field uses is a lot, and beam pumping unit parts are many, and installation workload is large, and efficiency is low, and corrective maintenance is safeguarded complicated, and installed power is large, and energy consumption is large, and greatly, stroke is short in load change.Hydraulic pumping unit energy consumption is high, efficiency is low; Chain drive pumping unit noise is large, oil leaking pollution environment; Motor positive and inverse oil pumper starting current is large, and efficiency is low.
Utility model content
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of reciprocating screw rod reversing pumping unit.
A kind of reciprocating screw rod reversing pumping unit, its technical scheme is: comprise base assembly, support assembly, changement assembly, ballast box assembly, wire rope assembly, motor deceleration machine assembly, electrical control cubicles assembly, described support assembly is arranged on base assembly, changement assembly is arranged in support assembly, ballast box assembly is arranged between changement assembly and support assembly, wire rope assembly is walked around frame top pulley and is arranged between ballast box assembly and rod string, and motor deceleration machine assembly and electrical control cubicles assembly are arranged on base assembly;
Described changement assembly is made up of rolling element, bearing pin, sliding sleeve and reciprocating screw rod, reciprocating screw rod is connected with motor deceleration machine assembly, and motor deceleration machine assembly drives reciprocating screw rod to same direction continuous rotation, reciprocating screw rod there is helicla flute, sliding sleeve is flexibly connected with reciprocating screw rod by bearing pin, and rolling element rolls in the helicla flute of reciprocating screw rod, between sliding sleeve and reciprocating screw rod, transmit power by rolling element and bearing pin; Described sliding sleeve and ballast box assembly are connected and fixed.
The helicla flute that above-mentioned reciprocating screw rod is provided with is that two pitch is identical, rotation direction contrary and the helicla flute that is communicated with of two ends continuous transition up and down.
Above-mentioned reciprocating screw rod adopts one.
The beneficial effects of the utility model are: reciprocating screw rod of the present utility model only rotates without moving axially, the rolling element be fixedly mounted on sliding sleeve rolls in reciprocating screw rod helicla flute, sliding sleeve and ballast box are made into one, and ballast box only can move up and down in pylon inside and can not rotate.Therefore the reciprocating screw rod rotated drives rolling element to move along reciprocating screw rod helicla flute, and drive sliding sleeve and ballast box together to do upper and lower straight reciprocating motion by the rolling element in reciprocating screw rod helicla flute with the bearing pin being connected rolling element and sliding sleeve, drive polished rod to make lower upper linear reciprocating motion by two wire rope assemblies simultaneously;
The utility model utilizes reciprocating screw rod sliding sleeve transmission to realize oil pumper commutation, compact conformation, and mechanism is simple; Stable movement, braking is reliable; Motor does not commutate, and efficiency is high, and noise is low; Without ballast box falling accident hidden danger; Wire rope assembly and two pulleys can replace with two adhesive tapes and a cylinder, and function is identical.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is lateral views of the present utility model;
Accompanying drawing 3 is sliding sleeve assembly structure schematic diagrames of changement assembly;
Accompanying drawing 4 is structural representations of reciprocating screw rod of the present utility model;
In upper figure: base assembly 1, support assembly 2, changement assembly 3, ballast box assembly 4, wire rope assembly 5, motor deceleration machine assembly 6, electrical control cubicles assembly 7, rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3 and reciprocating screw rod 3.4, helicla flute 3.4.1.
Detailed description of the invention
By reference to the accompanying drawings 1 and 2, the reciprocating screw rod reversing pumping unit that the present invention mentions, comprise base assembly 1, support assembly 2, changement assembly 3, ballast box assembly 4, wire rope assembly 5, motor deceleration machine assembly 6, electrical control cubicles assembly 7, described support assembly 2 is arranged on base assembly 1, changement assembly 3 is arranged in support assembly 2, ballast box assembly 4 is arranged between changement assembly 3 and support assembly 2, wire rope assembly 5 is walked around frame top pulley and is arranged between ballast box assembly 4 and rod string, motor deceleration machine assembly 6 and electrical control cubicles assembly 7 are arranged on base assembly 1, motor deceleration machine assembly 6 drives reciprocating screw rod by gear pair, described motor deceleration machine assembly 6 is with normally engaged brake,
Support assembly is primarily of frame main body, ballast box righting guide rail, top pulleys composition, and ballast box righting guide rail is arranged on the inner side of frame main body; Changement assembly is primarily of reciprocating screw rod, sliding sleeve, rolling element, bearing pin composition; Wire rope assembly forms primarily of wire rope, connector, polished rod eye and optical-rod clamp; Ballast box assembly is primarily of compositions such as casing, balancing weight, righting pulleys, and wherein righting pulley coordinates with ballast box righting guide rail; Motor deceleration case is provided with normally engaged brake.
With reference to accompanying drawing 3 and Fig. 4, changement assembly 3 is made up of rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3 and reciprocating screw rod 3.4, reciprocating screw rod 3.4 is connected with motor deceleration machine assembly 6, and motor deceleration machine assembly 6 drives reciprocating screw rod 3.4 to same direction continuous rotation, reciprocating screw rod 3.4 there is helicla flute 3.4.1, sliding sleeve 3.3 is flexibly connected with reciprocating screw rod 3.4 by bearing pin 3.2, and rolling element 3.1 rolls in the helicla flute of reciprocating screw rod 3.4, between sliding sleeve 3.3 and reciprocating screw rod 3.4, transmit power by rolling element 3.1 and bearing pin 3.2; Described sliding sleeve 3.3 is connected and fixed with ballast box assembly 4; The helicla flute that described reciprocating screw rod 3.4 is provided with is that two pitch is identical, rotation direction contrary and the helicla flute that is communicated with of two ends continuous transition up and down; Above-mentioned reciprocating screw rod 3.4 adopts one.
The using method that the present invention mentions is specific as follows: when system does not start, ballast box assembly 4 is positioned at the bottom of travel of support assembly 2 under gravity, after system starts, motor deceleration machine assembly 6 to drive in changement assembly 3 reciprocating screw rod 3.4 to a direction continuous rotation, rolling element 3.1 rolls and drives sliding sleeve 3.3 upwards rectilinear motion by bearing pin 3.2 in the helicla flute of reciprocating screw rod 3.4, and sliding sleeve 3.3 and ballast box assembly 4 connect together and drive ballast box assembly 4 to make upwards rectilinear motion; When sliding sleeve 3.3 and ballast box assembly 4 arrive top dead-centre, reciprocating screw rod 3.4 continues to rotate to same direction, and reciprocating screw rod 3.4 drives ballast box assembly 4 to move downward by rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3; When sliding sleeve 3.3 and ballast box assembly 4 arrive bottom dead centre, reciprocating screw rod 3.4 continues to same direction initiatively, and reciprocating screw rod 3.4 drives ballast box assembly 4 to move upward by rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3; Reciprocating screw rod 3.4 is driven ballast box assembly 4 to move in circles pumped continuously by rolling element 3.1, bearing pin 3.2, sliding sleeve 3.3; Wire rope assembly 5 and ballast box assembly 4 connect together and walk around support assembly 2 top pulleys connecting with pumping rod post and oil pump plunger piston; Ballast box assembly 4 drives oil pump plunger piston to make continuously up and down reciprocatingly rectilinear motion by wire rope assembly 5 and realizes the suction of well liquid.
Wire rope assembly 5 can replace with adhesive tape assembly, and support assembly 2 two top pulleys can replace with a roller assembly.In addition, cut off electrical source of power, motor deceleration case stops Power output, and the brake in motor is reliably braked, and all parts that pump stop at present position immediately, and not manual operation can not be moved.
Wherein, reciprocating screw rod of the present invention only rotates without moving axially, and the rolling element be fixedly mounted on sliding sleeve rolls in reciprocating screw rod helicla flute, and sliding sleeve and ballast box are made into one, and ballast box only can move up and down in pylon inside and can not rotate.Therefore the reciprocating screw rod rotated drives rolling element to move along reciprocating screw rod helicla flute, and drive sliding sleeve and ballast box together to do upper and lower straight reciprocating motion by the rolling element in reciprocating screw rod helicla flute with the bearing pin being connected rolling element and sliding sleeve, drive polished rod to make lower upper linear reciprocating motion by two wire rope assemblies simultaneously.
Wherein back and forth the feature of leading screw is:
1, wipe resistance little, the difference of sound frictional force is minimum, can ensure stable movement, not easily produces low speed jerking motion phenomenon.Wear and tear little, the life-span is long, precision stability good.2, after adopting double nut pretension, gap can be eliminated well, improve transmission stiffness.3, friction loss is little, and transmission efficiency is high, can reach 90% ~ 96%.4, can not self-locking, there is reversibility, rotary motion can be converted to rectilinear motion, or rectilinear motion is converted to rotary motion.Therefore, during the vertical use of leading screw, check mechanism should be increased.5, movement velocity is subject to a definite limitation, and when transmission speed is too high, roll body is at its return Nei Yika.
Claims (3)
1. a reciprocating screw rod reversing pumping unit, it is characterized in that: comprise base assembly (1), support assembly (2), changement assembly (3), ballast box assembly (4), wire rope assembly (5), motor deceleration machine assembly (6), electrical control cubicles assembly (7), described support assembly (2) is arranged on base assembly (1), changement assembly (3) is arranged in support assembly (2), ballast box assembly (4) is arranged between changement assembly (3) and support assembly (2), wire rope assembly (5) is walked around frame top pulley and is arranged between ballast box assembly (4) and rod string, motor deceleration machine assembly (6) and electrical control cubicles assembly (7) are arranged on base assembly (1),
Described changement assembly (3) is by rolling element (3.1), bearing pin (3.2), sliding sleeve (3.3) and reciprocating screw rod (3.4) composition, reciprocating screw rod (3.4) is connected with motor deceleration machine assembly (6), and motor deceleration machine assembly (6) drives reciprocating screw rod (3.4) to same direction continuous rotation, (3.4) have helicla flute to reciprocating screw rod, sliding sleeve (3.3) is flexibly connected with reciprocating screw rod (3.4) by bearing pin (3.2), and rolling element (3.1) rolls in the helicla flute of reciprocating screw rod (3.4), power is transmitted by rolling element (3.1) and bearing pin (3.2) between sliding sleeve (3.3) and reciprocating screw rod (3.4), described sliding sleeve (3.3) and ballast box assembly (4) are connected and fixed.
2. reciprocating screw rod reversing pumping unit according to claim 1, is characterized in that: the helicla flute that described reciprocating screw rod (3.4) is provided with is that two pitch is identical, rotation direction contrary and the helicla flute that is communicated with of two ends continuous transition up and down.
3. reciprocating screw rod reversing pumping unit according to claim 1, is characterized in that: described reciprocating screw rod (3.4) adopts one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828045.3U CN204371256U (en) | 2014-12-24 | 2014-12-24 | A kind of reciprocating screw rod reversing pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828045.3U CN204371256U (en) | 2014-12-24 | 2014-12-24 | A kind of reciprocating screw rod reversing pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371256U true CN204371256U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420828045.3U Active CN204371256U (en) | 2014-12-24 | 2014-12-24 | A kind of reciprocating screw rod reversing pumping unit |
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| CN (1) | CN204371256U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612630A (en) * | 2014-12-24 | 2015-05-13 | 胜利油田新大管业科技发展有限责任公司 | Reversing reciprocating screw pumping unit and usage method thereof |
| CN109823993A (en) * | 2019-04-01 | 2019-05-31 | 山东创新石油技术有限公司 | A kind of oil pumping machine unloading device |
-
2014
- 2014-12-24 CN CN201420828045.3U patent/CN204371256U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612630A (en) * | 2014-12-24 | 2015-05-13 | 胜利油田新大管业科技发展有限责任公司 | Reversing reciprocating screw pumping unit and usage method thereof |
| CN109823993A (en) * | 2019-04-01 | 2019-05-31 | 山东创新石油技术有限公司 | A kind of oil pumping machine unloading device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 257091, No. 221, South Road, an industrial park, Dongying Economic Development Zone, Shandong Patentee after: Shengli new big new materials Co., Ltd Address before: 257091, No. 221, South Road, an industrial park, Dongying Economic Development Zone, Shandong Patentee before: SHENGLI OILFIELD XINDA PIPES TECHNOLOGY DEVELOPMENT Co.,Ltd. |