CN103256027B - Double-horsehead pumping unit with chain traction mechanism - Google Patents
Double-horsehead pumping unit with chain traction mechanism Download PDFInfo
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- CN103256027B CN103256027B CN201310197595.XA CN201310197595A CN103256027B CN 103256027 B CN103256027 B CN 103256027B CN 201310197595 A CN201310197595 A CN 201310197595A CN 103256027 B CN103256027 B CN 103256027B
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- 230000009471 action Effects 0.000 claims description 3
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Abstract
The invention discloses a double-horsehead pumping unit with a chain traction mechanism. The double-horsehead pumping unit with the chain traction mechanism comprises a base, a support, a walking beam, an oil pumping horsehead, a balance weight horsehead and a power device, and is characterized in that the traction mechanism comprises a driving motor, a bottom gear and an upper gear; a left support and a right support are fixedly arranged at the top end of the support, top pulleys and a middle pulley are fixedly arranged on the left support and the right support, and a bottom pulley is fixedly arranged on the lower portion of the support; a left hauling cable and a right hauling cable are fixedly arranged on the chain, the right hauling cable is connected with a sucker rod through the middle pulley and the top pulley on the right support, and the left hauling cable is fixed with the balance weight horsehead through the bottom pulley, the middle pulley and the top pulley on the left support. The double-horsehead pumping unit with the chain traction mechanism effectively reduces the stress of a supporting shaft and the stress of the walking beam, prolongs the service life of the supporting shaft and the service life of the walking beam, and reduces producing cost. The double-horsehead pumping unit with the chain traction mechanism can be achieved by simply changing an existing double-head pumping unit a little, and has the advantages of being small in change, low in cost and prominent in energy-saving effect.
Description
Technical field
The present invention relates to a kind of double-horsehead pumping unit being provided with chain traction mechanism, in particular, particularly relate to and a kind ofly effectively can alleviate back shaft and the stressed double-horsehead pumping unit being provided with chain traction mechanism of walking beam.
Background technology
Oil pumper is the capital equipment in process of oil production, and it is double-horsehead pumping unit the most commonly.Existing oil pumper is made up of base, support, walking beam, oil pumping horse head, counterweight horse head and power-equipment substantially, as shown in the Fig. 1 in Figure of description, gives the structural representation of existing oil pumper equipment.Shown support 2 is fixed on base 1, and walking beam 3 is fixed on the top of support 2 rotationally by back shaft 7, free to rotate to ensure walking beam 3.
There is many drawbacks in the oil pumper of said structure in the process used, one is be by the process of exploiting, the active force that the gravity of walking beam, horse head and pumping unit and oil pumping process apply can all act on back shaft, makes the application life of back shaft 7 shorter, adds cost of production.Two is that the active force that whole walking beam carries is also comparatively large, and this not only needs the walking beam designing high strength, and along with continual oil recovery process, walking beam is also very easily damaged.
Summary of the invention
The present invention, in order to overcome the shortcoming of above-mentioned technical problem, provides and a kind ofly effectively can alleviate back shaft and the stressed double-horsehead pumping unit being provided with chain traction mechanism of walking beam.
The double-horsehead pumping unit being provided with chain traction mechanism of the present invention, comprise base, support, walking beam, oil pumping horse head, counterweight horse head and order about the power set that walking beam completes Pumping action, support is fixed on base, walking beam specifies the top with support by back shaft, and oil pumping horse head is provided with sucker rod; Its special feature is: chain traction mechanism comprises drive motors, bottom gears and upper gear, and bottom gears is connected by chain drive with upper gear, and drive motors can order about undergear and rotate; The top of described support is fixed with left socle and right support, and left socle, right support are fixed with top pulleys, middle part pulley, the bottom of support is fixed with bottom pulley; Described chain is fixed with left pull rope and right pull rope, right pull rope is connected with sucker rod after middle part pulley with the top pulleys on right support, and left pull rope fixes with counterweight horse head after the top pulleys on bottom pulley, middle part pulley and left socle.
Support and base fix, and base is fixed on ground, to realize the fixing of whole oil pumper and supporting role.Walking beam is by back shaft degree due to the top of support, and the meeting portion weight that such walking beam and walking beam are born can be transmitted by back shaft, so just shortens the application life of back shaft.Drive motors is used for ordering about chain and rotates around bottom gears and upper gear, can be drawn counterweight horse head, sucker rod respectively by left pull rope, right pull rope in the process of chain movement, again because the left socle of fixed top pulley, middle part pulley and right support are fixed on support, so just efficiently reduce back shaft, walking beam stressed, effectively extend the application life of back shaft, walking beam, reduce cost of production.
The double-horsehead pumping unit being provided with chain traction mechanism of the present invention, described chain is provided with connecting axle, and left pull rope and right pull rope are fixed by connecting axle and chain; When horse head of pumping is in minimum point, described connecting axle is at the highest notch on chain; When horse head of pumping is at the highest notch, connecting axle is in minimum point on chain.
The double-horsehead pumping unit being provided with chain traction mechanism of the present invention, described oil pumping horse head and counterweight horse head are through being connected by the auxiliary traction rope of left socle with right support upper top pulley.Like this, counterweight horse head just draws oil pumping horse head by auxiliary traction rope, effectively reduces the stressed of walking beam.
The double-horsehead pumping unit being provided with chain traction mechanism of the present invention, the top of described support is provided with gripper shoe, and left socle and right support are all fixed in gripper shoe.
The double-horsehead pumping unit being provided with chain traction mechanism of the present invention, described left socle is connected by the connecting cross beam playing reinforcement effect with right support.
The double-horsehead pumping unit being provided with chain traction mechanism of the present invention, one end of described counterweight horse head is fixed with movable weight by pull rope.
The invention has the beneficial effects as follows: double-horsehead pumping unit of the present invention, by fixing left socle and right support on the top of support, left pull rope, right pull rope draw counterweight horse head, sucker rod respectively by the pulley on left socle, right support, efficiently reduce back shaft, walking beam stressed, extend the application life of back shaft, walking beam, reduce cost of production.By chain being arranged in bottom gears, upper gear, left pull rope, right pull rope are fixed by connecting axle and chain, make chain in the process of cycle rotation, periodically to the alternately traction of sucker rod, counterweight horse head, the automatic oil pumping of oil pumper can be ensure that.Double-horsehead pumping unit of the present invention, only need carry out less change on existing Double head oil pumping can realize, have change little, cost is low, the significant advantage of energy-saving effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing double-horsehead pumping unit;
Fig. 2 is the structural representation being provided with the double-horsehead pumping unit of chain traction mechanism of the present invention;
Fig. 3 is the structure for amplifying schematic diagram of regional area in Fig. 2.
In figure: 1 base, 2 supports, 3 walking beams, 4 oil pumping horse heads, 5 sucker rods, 6 gripper shoes, 7 back shafts, 8 counterweight horse heads, 9 movable weights, 10 drive motors, 11 bottom gears, 12 chains, 13 connecting axles, 14 upper gear, 15 bottom pulley, pulley in the middle part of in the of 16,17 top pulleys, 18 left socles, 19 right supports, 20 connecting cross beams, 21 left pull ropes, 22 right pull ropes, 23 auxiliary traction ropes.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As shown in Figure 1, give the structural representation of existing double-horsehead pumping unit, it comprises base 1, support 2, walking beam 3, oil pumping horse head 4, counterweight horse head 8 and orders about its power set completing Pumping action (this part does not provide in the drawings), support 2 and base 1 fix, and walking beam 3 is fixed by back shaft 7 and support 2.Like this, the active force that walking beam 3, oil pumping horse head 4, counterweight horse head 8 are communicated with power set applying all can act on back shaft 7, and the active force that walking beam 3 bears is also comparatively large, makes the application life of back shaft 7, walking beam 3 all shorter.
As shown in Figure 2, give the structural representation being provided with the double-horsehead pumping unit of chain traction mechanism of the present invention, it is except having the structure identical with Fig. 1, also comprises drive motors 10, bottom gears 11, chain 12, upper gear 14, bottom pulley 15, left socle 18, right support 19, connecting cross beam 20, left pull rope 21, right pull rope 22 and auxiliary traction rope 23; The top of support 2 is fixed with gripper shoe 6, and left socle 18 and right support 19 are all fixed in gripper shoe 6.Left socle 18, right support 19 are all fixed with top pulleys 17, middle part pulley 16, connecting cross beam 20 for connecting left socle 18 and left socle 19, to increase its fastness.
Bottom gears 11 and upper gear 14 are in transmission connection by chain 12, and drive motors 10 orders about bottom gears 11 by drive mechanism and rotates, and then drive chain 12 to rotate.Chain 12 is fixed with connecting axle 13, left pull rope 21, right pull rope 22 are all fixed on connecting axle 13, so that chain 12 drives left pull rope 21 and right pull rope 22 to move in the process of rotating.Left pull rope 21 is fixed on counterweight horse head 8 by after the top pulleys 17 on bottom pulley, middle part pulley 16 and left socle 18; Right pull rope 22 fixes with sucker rod 5 by after the top pulleys 17 on middle part pulley 16 and right support 19, to realize the traction to sucker rod 5.Simultaneously, counterweight horse head 8 is also fixedly connected with oil pumping horse head 4 by auxiliary traction rope 23, the top pulleys 17 of auxiliary traction rope 23 on left socle 18 and right support 19, is achieved counterweight horse head 8 and is drawn oil pumping horse head 4 by auxiliary traction rope 23, reduce the stressed of walking beam.One end of counterweight horse head 8 is also fixed with movable breeding block 9 by pull rope, is movable weight 9, changes the drawback of fixed balancing weight angle inconvenience in the past, effectively can realize energy-saving effect due to what adopt.
In the process of installing, when should ensure that oil pumping horse head 4 is in minimum point, connecting axle 13 is at the highest notch on chain 12; When oil pumping horse head 4 is at the highest notch, connecting axle 13 is in minimum point on chain 12.Like this, in oil pumping process, right pull rope 22 carries out migration traction to sucker rod 5 all the time; In the process that sucker rod 5 is transferred, left pull rope 21 is in the traction state to counterweight horse head 8, is convenient to transferring fast of sucker rod 5.Because the active force of left pull rope 21, right pull rope 22 acts on support 2 by left socle 18, right support 19, effectively alleviate the active force of walking beam 3, back shaft 7, add its application life.
Below in conjunction with the structure for amplifying schematic diagram of the regional area of Fig. 2 and Fig. 3, the course of work being provided with the double-horsehead pumping unit of chain traction mechanism of the present invention is described:
When horse head 4 of pumping is in minimum point, now connecting axle 13 is at the highest notch; Walking beam 3 will rotate counterclockwise under the ordering about of power set, and chain 12 also rotates counterclockwise under the drive of drive motors 10 simultaneously, and then drives sucker rod 5 to move upward by right pull rope 22; Now counterweight horse head 8 is also drawn oil pumping horse head 4 by auxiliary traction rope 23.When having pumped, horse head 4 of now pumping rises to peak, and connecting axle 13 drops to minimum point.Afterwards, connecting axle 13, under the drive of drive motors 10, can move from bottom to top, and now connecting axle 13 can be exerted pressure pulling force by left pull rope 21 pairs of counterweight horse heads 8, so that sucker rod 5 is transferred smoothly.
Claims (6)
1. one kind is provided with the double-horsehead pumping unit of chain traction mechanism, comprise base (1), support (2), walking beam (3), oil pumping horse head (4), counterweight horse head (8) and order about the power set that walking beam completes Pumping action, support is fixed on base, walking beam is fixed on the top of support by back shaft (7), and oil pumping horse head is provided with sucker rod (5); It is characterized in that: chain traction mechanism comprises drive motors (10), bottom gears (11) and upper gear (14), bottom gears and upper gear are in transmission connection by chain (12), and drive motors can order about bottom gears and rotate; The top of described support is fixed with left socle (18) and right support (19), left socle, right support is fixed with top pulleys (17), middle part pulley (16), and the bottom of support is fixed with bottom pulley (15); Described chain is fixed with left pull rope (21) and right pull rope (22), right pull rope is connected with sucker rod after middle part pulley with the top pulleys on right support, and left pull rope fixes with counterweight horse head (8) after the top pulleys on bottom pulley, middle part pulley and left socle.
2. the double-horsehead pumping unit being provided with chain traction mechanism according to claim 1, is characterized in that: described chain (12) is provided with connecting axle (13), and left pull rope (21) and right pull rope (22) are fixed by connecting axle and chain; When horse head (4) of pumping is in minimum point, described connecting axle is at the highest notch on chain; When horse head of pumping is at the highest notch, connecting axle is in minimum point on chain.
3. the double-horsehead pumping unit being provided with chain traction mechanism according to claim 1, is characterized in that: described oil pumping horse head (4) and counterweight horse head (8) are through being connected with the auxiliary traction rope (23) of right support (19) upper top pulley (17) by left socle (18).
4. the double-horsehead pumping unit being provided with chain traction mechanism according to claim 1 and 2, is characterized in that: the top of described support (2) is provided with gripper shoe (6), and left socle (18) and right support (19) are all fixed in gripper shoe.
5. the double-horsehead pumping unit being provided with chain traction mechanism according to claim 1 and 2, is characterized in that: the connecting cross beam (20) that described left socle (18) and right support (19) have passed through reinforcement effect is connected.
6. the double-horsehead pumping unit being provided with chain traction mechanism according to claim 1 and 2, is characterized in that: one end of described counterweight horse head (8) is fixed with movable weight (9) by pull rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197595.XA CN103256027B (en) | 2013-05-24 | 2013-05-24 | Double-horsehead pumping unit with chain traction mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197595.XA CN103256027B (en) | 2013-05-24 | 2013-05-24 | Double-horsehead pumping unit with chain traction mechanism |
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| Publication Number | Publication Date |
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| CN103256027A CN103256027A (en) | 2013-08-21 |
| CN103256027B true CN103256027B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310197595.XA Active CN103256027B (en) | 2013-05-24 | 2013-05-24 | Double-horsehead pumping unit with chain traction mechanism |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2544096Y (en) * | 2002-03-14 | 2003-04-09 | 杨帆 | Weight-hanging pulley set balance type oil suction machine |
| CN2799902Y (en) * | 2005-06-15 | 2006-07-26 | 樊世耀 | Chain driven pumping unit |
| CN201003485Y (en) * | 2006-12-22 | 2008-01-09 | 杨帆 | Lifting balance beam pumping unit |
| US7530799B2 (en) * | 2004-07-30 | 2009-05-12 | Norris Edward Smith | Long-stroke deep-well pumping unit |
| CN203347753U (en) * | 2013-05-24 | 2013-12-18 | 吕传庆 | Double-horsehead pumping unit provided with chain hauling mechanism |
-
2013
- 2013-05-24 CN CN201310197595.XA patent/CN103256027B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2544096Y (en) * | 2002-03-14 | 2003-04-09 | 杨帆 | Weight-hanging pulley set balance type oil suction machine |
| US7530799B2 (en) * | 2004-07-30 | 2009-05-12 | Norris Edward Smith | Long-stroke deep-well pumping unit |
| CN2799902Y (en) * | 2005-06-15 | 2006-07-26 | 樊世耀 | Chain driven pumping unit |
| CN201003485Y (en) * | 2006-12-22 | 2008-01-09 | 杨帆 | Lifting balance beam pumping unit |
| CN203347753U (en) * | 2013-05-24 | 2013-12-18 | 吕传庆 | Double-horsehead pumping unit provided with chain hauling mechanism |
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| Publication number | Publication date |
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| CN103256027A (en) | 2013-08-21 |
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Inventor after: Duan Liping Inventor before: Lv Chuanqing |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171225 Address after: The 404600 Chongqing city Fengjie County Zhenping on Village 7 Patentee after: FENGJIE DONGYANG BUILDING MATERIALS CO., LTD. Address before: Zhang Pingyin County town of Ji'nan City Wacun rose 250404 in Shandong Province, No. 339 Patentee before: Lv Chuanqing |
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