CN101021211A - Connecting rod composite beam-balance pump - Google Patents
Connecting rod composite beam-balance pump Download PDFInfo
- Publication number
- CN101021211A CN101021211A CN 200710200314 CN200710200314A CN101021211A CN 101021211 A CN101021211 A CN 101021211A CN 200710200314 CN200710200314 CN 200710200314 CN 200710200314 A CN200710200314 A CN 200710200314A CN 101021211 A CN101021211 A CN 101021211A
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- China
- Prior art keywords
- connecting rod
- equilibrator
- walking beam
- balance
- afterbody
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- 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.)
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Abstract
The present invention relates to a connecting rod combined balance walking-beam pumping unit. It includes the following several portions: base, motor, speed reducer, crank, flexible component, mule-head hanger, horsehead, walking-beam, connecting rod and walking-beam tail portion balance device. Said invention also provides the connection mode of all the above-mentioned portions.
Description
One, technical field
The present invention relates to the beam pumping unit technical field, is a kind of connecting rod composite beam-balance pump.
Two, background technique
In order to reduce the energy consumption of beam pumping unit, improve the degree of balance of pumping unit, the most composite balances that adopt walking beam afterbody balance or walking beam afterbody balance (specifically adopting walking beam afterbody Equilibrator) to add crank balance of beam pumping unit.Operation characteristic according to beam pumping unit, the polished rod load that rope hanger bore that pumping unit horsehead hangs is an alternate load, when walking beam when central axis is swung, in order to reach good counterbalance effect, adopt the pumping unit of walking beam afterbody balance, the counter balance torque operated by rotary motion that its afterbody balance produces is between the minimum and maximum load-torque of the polished rod load that the pumping unit rope hanger is born, cause the connecting rod of pumping unit to be under the tension and compression alternating stress state, the stress surface alternatively up and down of the bearing pin between crossbeam axle and crossbeam and connecting rod changes, cause crossbeam axle and bearing pin quick abrasion, reversing impact and abnormal sound take place, thereby have influence on the safety and the reliable operation of pumping unit.Therefore, change the conventional balanced mode of pumping unit, make the bearing pin single face between crossbeam axle and crossbeam and connecting rod stressed, improve the beam-balanced pumping unit reliability of operation, just become the key that can beam-balanced pumping unit develop.
Three, summary of the invention
The invention provides a kind of connecting rod composite beam-balance pump, overcome the deficiency of above-mentioned prior art, its reasonable and compact in structure has improved the pumping unit maintainability.
Technological scheme of the present invention realizes by following measure: a kind of connecting rod composite beam-balance pump, it comprises base, motor, retarder, crank, flexible member, rope hanger, horse head, walking beam, connecting rod and walking beam afterbody Equilibrator, motor, retarder and support are fixedly mounted on the base, the walking beam middle part is hinged on the top of support, the walking beam front end is equipped with horse head, the upper end of flexible member is fixedly mounted on the top of horse head, the lower end of flexible member is installed with rope hanger, the walking beam rear end is equipped with walking beam afterbody Equilibrator, bearing pin is passed through in the upper end of connecting rod, crossbeam axle and crossbeam and walking beam are hinged, the lower end of connecting rod is hinged on the crank, and the connecting rod Equilibrator is arranged on connecting rod.
Be further optimization and/or improvements below to the invention described above technological scheme:
Above-mentioned connecting rod Equilibrator can adopt fixed.
Above-mentioned connecting rod Equilibrator can adopt fixed counterweight gauge block or fixed counterweight post.
Above-mentioned connecting rod Equilibrator can adopt movable.
Above-mentioned connecting rod Equilibrator can comprise balance weight body and equilibrium block, is useful on the cavity of placing equilibrium block on balance weight body.
Can be 0 to 90 degree at above-mentioned walking beam afterbody Equilibrator and the angle between the walking beam.
Above-mentioned walking beam afterbody Equilibrator can adopt fixed.
Above-mentioned walking beam afterbody Equilibrator can adopt fixed counterweight gauge block or fixed counterweight post.
Above-mentioned walking beam afterbody Equilibrator can adopt movable.
Above-mentioned walking beam afterbody Equilibrator can comprise balance weight body and equilibrium block, is useful on the cavity of placing equilibrium block on balance weight body.
Reasonable and compact in structure of the present invention, improved the pumping unit maintainability, good balance effect makes stressed, little, the no reversing impact of wearing and tearing of bearing pin single face between crossbeam axle and crossbeam and connecting rod, makes steady, the reliable operation of connecting rod composite beam-balance pump running of the present invention.
Four, description of drawings
Accompanying drawing 1 is the main TV structure schematic representation of most preferred embodiment of the present invention;
Coding in the accompanying drawing is respectively: 1 is rope hanger, and 2 is horse head, and 3 is walking beam, and 4 is central axis, and 5 is crossbeam, and 6 is the crossbeam axle, and 7 is bearing pin, and 8 is connecting rod, and 9 is the connecting rod Equilibrator, and 10 is walking beam afterbody Equilibrator; A is the angle between walking beam afterbody Equilibrator and the walking beam.
Five, embodiment
The present invention is not subjected to following embodiment's restriction, can determine concrete mode of execution according to technological scheme of the present invention and actual conditions.
Below in conjunction with embodiment and accompanying drawing the present invention is further described:
As shown in Figure 1, this connecting rod composite beam-balance pump comprises base, motor, retarder, crank, flexible member, rope hanger, horse head 2, walking beam 3, connecting rod 8 and walking beam afterbody Equilibrator 10, motor, retarder and support are fixedly mounted on the base, walking beam 3 middle parts are hinged on the top of support, walking beam 3 front ends are equipped with horse head 2, the upper end of flexible member is fixedly mounted on the top of horse head 2, the lower end of flexible member is installed with rope hanger 1, walking beam 3 rear ends are equipped with walking beam afterbody Equilibrator 10, the upper end of connecting rod is by bearing pin 7, crossbeam axle 6 and crossbeam 5 are hinged with walking beam 3, the lower end of connecting rod 8 is hinged on the crank, and connecting rod Equilibrator 9 is arranged on connecting rod 8.
Can according to actual needs above-mentioned connecting rod composite beam-balance pump be made further optimization and/or improvements:
As shown in Figure 1, connecting rod Equilibrator 9 adopts fixed, and it can adopt fixed counterweight gauge block or fixed counterweight post.
In order to make the present invention have stronger adaptability, the connecting rod Equilibrator preferably adopts movable, and it comprises balance weight body and equilibrium block, is useful on the cavity of placing equilibrium block on balance weight body, helps adjustment like this.
As shown in Figure 1, the included angle A between walking beam afterbody Equilibrator 10 and the walking beam 3 is 0 to 90 degree, determines the size of included angle A according to the polished rod load that rope hanger bore.
As shown in Figure 1, walking beam afterbody Equilibrator adopts fixed, and it can adopt fixed counterweight gauge block or fixed counterweight post.
In order to make the present invention have stronger adaptability, walking beam afterbody Equilibrator preferably adopts movable, and its walking beam afterbody Equilibrator comprises balance weight body and equilibrium block, is useful on the cavity of placing equilibrium block on balance weight body.
In the present invention: connecting rod Equilibrator, walking beam afterbody Equilibrator also can adopt other existing known Equilibrator as required.
Above technical characteristics has constituted most preferred embodiment of the present invention, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characteristics according to actual needs, satisfies the demand of different situations.
Principle of the present invention is as follows: the weight that reduces walking beam afterbody Equilibrator 10, make trimming moment that the walking beam afterbody Equilibrator 10 of pumping unit produces minimum loading moment less than pumping unit, utilize the static and dynamic equilibrium method on the connecting rod 8 of pumping unit, to set up connecting rod Equilibrator 9, the counterbalance effect that keeps pumping unit, make bearing pin 7 single faces between crossbeam axle 6 and crossbeam 5 and the connecting rod 8 stressed simultaneously, thereby when keeping the oil pump energy-saving effect, improve the pumping unit maintainability.
Claims (10)
1, a kind of connecting rod composite beam-balance pump, comprise base, motor, retarder, crank, flexible member, rope hanger, horse head, walking beam, connecting rod and walking beam afterbody Equilibrator, motor, retarder and support are fixedly mounted on the base, the walking beam middle part is hinged on the top of support, the walking beam front end is equipped with horse head, the upper end of flexible member is fixedly mounted on the top of horse head, the lower end of flexible member is installed with rope hanger, the walking beam rear end is equipped with walking beam afterbody Equilibrator, bearing pin is passed through in the upper end of connecting rod, crossbeam axle and crossbeam and walking beam are hinged, the lower end of connecting rod is hinged on the crank, and it is characterized in that has the connecting rod Equilibrator on the connecting rod.
2, connecting rod composite beam-balance pump according to claim 1, it is fixed to it is characterized in that the connecting rod Equilibrator adopts.
3, connecting rod composite beam-balance pump according to claim 2 is characterized in that the connecting rod Equilibrator adopts fixed counterweight gauge block or fixed counterweight post.
4, connecting rod composite beam-balance pump according to claim 1, it is movable to it is characterized in that the connecting rod Equilibrator adopts.
5, connecting rod composite beam-balance pump according to claim 4 is characterized in that the connecting rod Equilibrator comprises balance weight body and equilibrium block, is useful on the cavity of placing equilibrium block on balance weight body.
6,, it is characterized in that the angle between walking beam afterbody Equilibrator and the walking beam is 0 to 90 degree according to claim 1 or 2 or 3 or 4 or 5 described connecting rod composite beam-balance pumps.
7, connecting rod composite beam-balance pump according to claim 6, it is fixed to it is characterized in that walking beam afterbody Equilibrator adopts.
8, connecting rod composite beam-balance pump according to claim 7 is characterized in that walking beam afterbody Equilibrator adopts fixed counterweight gauge block or fixed counterweight post.
9, connecting rod composite beam-balance pump according to claim 6, it is movable to it is characterized in that walking beam afterbody Equilibrator adopts.
10, connecting rod composite beam-balance pump according to claim 7 is characterized in that walking beam afterbody Equilibrator comprises balance weight body and equilibrium block, is useful on the cavity of placing equilibrium block on balance weight body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710200314 CN101021211A (en) | 2007-03-21 | 2007-03-21 | Connecting rod composite beam-balance pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710200314 CN101021211A (en) | 2007-03-21 | 2007-03-21 | Connecting rod composite beam-balance pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101021211A true CN101021211A (en) | 2007-08-22 |
Family
ID=38709074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710200314 Pending CN101021211A (en) | 2007-03-21 | 2007-03-21 | Connecting rod composite beam-balance pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101021211A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101270638B (en) * | 2008-04-14 | 2011-11-16 | 王颜臣 | Straight-pushing arc-operation beam pumping unit |
| CN106907132A (en) * | 2017-05-02 | 2017-06-30 | 晋中丰亿机械有限公司 | A kind of portable balance oil extractor for coal bed gas extraction |
-
2007
- 2007-03-21 CN CN 200710200314 patent/CN101021211A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101270638B (en) * | 2008-04-14 | 2011-11-16 | 王颜臣 | Straight-pushing arc-operation beam pumping unit |
| CN106907132A (en) * | 2017-05-02 | 2017-06-30 | 晋中丰亿机械有限公司 | A kind of portable balance oil extractor for coal bed gas extraction |
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| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20070822 |