CN103806849A - Vehicle-mounted self-walking energy-storing hydraulic workover rig - Google Patents
Vehicle-mounted self-walking energy-storing hydraulic workover rig Download PDFInfo
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- CN103806849A CN103806849A CN201210454253.7A CN201210454253A CN103806849A CN 103806849 A CN103806849 A CN 103806849A CN 201210454253 A CN201210454253 A CN 201210454253A CN 103806849 A CN103806849 A CN 103806849A
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- workover rig
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000725 suspension Substances 0.000 claims abstract description 6
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 238000004146 energy storage Methods 0.000 claims description 17
- 238000005183 dynamical system Methods 0.000 claims description 7
- 238000009825 accumulation Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 2
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 238000004880 explosion Methods 0.000 abstract 1
- 238000005086 pumping Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 39
- 239000012530 fluid Substances 0.000 description 8
- 230000009183 running Effects 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 238000012356 Product development Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The invention provides a vehicle-mounted self-walking energy-storing hydraulic workover rig, which comprises a self-walking special chassis, a power system, an energy-saving system, a lifting system, a brake system and a hydraulic reversing system, wherein in the self-walking special chassis, a 6*6driving way is adopted, one front heavy axle and two rear heavy axles are arranged, and off-the-highway tires are loaded through rigid balance beam suspension; in the power system, two anti-explosion motors are used for driving two constant-power displacement pumps; the energy-storing system consists of a nitrogen package and an energy-storing cylinder; the lifting system consists of a four-cavity differential combined lifting main oil cylinder, an integral box type crown block, a pulley and a steel wire rope; the brake system consists of two cone displacement spring buffering and throttling brake valves; the hydraulic reversing system consists of two large-flow hydraulic control duplex reversing sliding valves. The vehicle-mounted self-walking energy-storing hydraulic workover rig is reasonable in structure, and convenient to operate. An oil pipe or pumping rod can be lifted and pressed down at one time, so that the workover efficiency is increased, energy is saved, and emission is reduced.
Description
Technical field
The present invention relates to a kind of oil well equipment, particularly a kind of vehicle-mounted self-propelled energy-storage hydraulic workover rig.
Background technology
Oil field light maintenance is to safeguard the normal important daily measure of producing of oil well, significant to guaranteeing oilfield stable production high yield, it is power source that traditional workover rig adopts diesel engine, by gearbox, right angle gear box, drive chain case, power transmission shaft changes winch rotating speed, reach and change the object of adjustable height, because drive path is longer, transmission efficiency is low, energy consumption is high, labour intensity is high, noise and pollution emission large.Alleviate to greatest extent the load of winch by traveling system, promote maximum weight tubing string to improve, the difficulty that changes power output is large, and therefore automaticity is not high, and labor strength is large, and production efficiency is difficult to improve.
Along with global energy prices go up, the running cost of the traditional workover rig take diesel engine as power constantly raises, and how to be realized and being saved energy and reduce the cost by technological innovation, and reducing oilfield exploitation and daily operating cost has become the main task of domestic and international each elephant.On the other hand, along with ecological deterioration, the appearance of the global environmental problems such as climate warming, the environmental consciousness of the whole society strengthens day by day, these impel country to put into effect a series of energy-saving and emission-reduction policies, also make petroleum system more and more pay attention to energy-saving and emission-reduction product development and application.
Summary of the invention
For overcoming the deficiencies in the prior art part, the invention provides a kind of rational in infrastructure, easy to operate, energy-saving and emission-reduction, vehicle-mounted self-propelled energy-storage hydraulic workover rig that operating efficiency is high, and effectively improve its security reliability.
The technical solution adopted for the present invention to solve the technical problems is:
Comprise self-propelled chassis special, dynamical system, energy-storage system, Hoisting System, brake system and hydraulic reversing system.
Described self-propelled chassis special, vehicle frame is that frame type welded construction longeron is " work " type section; Carrying gross mass is large, selects heavy goods vehicles sedan-chair, last rear two arrangements; Last bridge steering power drives, hydraulic power-assisted steering, steel spring plate equalizing suspension system; Rear doube bridge power drive, rigid balancing beam hangs; Assemble heavily loaded off-the-highway tire, cross-country power adapts to by force the complicated road runnings such as Gobi desert, muddy, beach, adapts to especially hills, mountain road is rugged, high slope, mountain is steep road conditions are used, and are particularly useful for the workover treatment at well site of oil field scene.
Described dynamical system mainly comprises two fire-proof motors and two variable displacement with constant power pumps;
Described energy-storage system comprises nitrogen bag and accumulation of energy cylinder;
Described Hoisting System comprises the four differential combined type lifting master cylinders in chamber, Integral box structure overhead traveling crane, coaster and wire rope etc.;
Described brake system mainly comprises two cone variable spring buffer throttling brake valves.
Described hydraulic reversing system mainly comprises two high-volume hydraulic control formula duplex reversing slide valves.
Accompanying drawing explanation:
Fig. 1 is structural representation of the present invention;
Fig. 2 is four chamber telescopic lifting master cylinder structural representations of the invention process;
Fig. 3 is cone variable spring buffer throttle type brake valve structural representation of the present invention;
Fig. 4 is high-volume hydraulic control formula duplex reversing slide valve structural representation of the present invention;
Fig. 5 is the left view of Fig. 4.
In Fig. 1: 1 is chassis support leg, 2 is rear very heavy, 3 is coaster, 4 is swivel joint, 5 is rotation platform, 6 is duplex guiding valve A, 7 is duplex guiding valve B, 8 is brake valve, 9 is master cylinder, 10 is hydraulic tongs arm, 11 is overhead traveling crane, 12 is amplitude oil cylinder, 13 is fixed wheel, 14 is draw-bar donamometer installing mechanism, 15 is pull bar, 16 is operating room, 17 is operating room support, 18 is ladder, 19 is electrical control cubicles, 20 is nitrogen bag, 21 is fuel tank, 22 is well machine chassis and upper dress part, 23 is front chock, 24 is accumulation of energy cylinder, 25 is large pump group, 26 is radiator, 27 is little pump group, 28 operation clack boxes, 29 rear chocks.
In Fig. 2: 1,2,3 and 4 is cylinder body, and A, B, C, D are respectively 1,2,3,4 oil inlet and outlet.
In Fig. 3: 1 for interface baffle plate, 2 for buffering cylinder sleeve, 3 for damper piston bar, 4 for cylinder sleeve connect left flange, 5 for piston location-plate, 6 for cylinder sleeve connect right flange, 7 for oil-out adpting flange cover, 8 for oil-out oil cylinder, 9 for lock nut, 10 for variable cone spool, 11 for valve seat, 12 for oil-in adpting flange cover, 13 for oil-in valve pocket, 14 for valve rod wear ring, 15 for buffering compression spring, 16 be cushion throttling rod.
Fig. 4 is with in Fig. 5: 1 for pilot port flange, 2 is for double-connected switching valve body, 3 is for oil-in flange, 4 is for guiding valve plunger, 5 is for being connected the actuator port of executive component, Xa and Xb are for controlling oil-in, Ya and Yb are for controlling oil return opening, P is pressure oil oil-in, and T is that oil return opening, A and B are the actuator port that is connected executive component.
Concrete form of implementation:
Below in conjunction with accompanying drawing, the invention will be further described.
The present invention mainly comprises self-propelled chassis special, dynamical system, Hoisting System, brake system, hydraulic reversing system and energy-storage system.
Described self-propelled chassis special has the excellent characteristics that car load carrying capacity is large, vehicle body is short, drive form 6 × 6, and vehicle bridge is selected military heavy axle, last rear two arrangements; Last bridge steering power drives, hydraulic power-assisted steering, steel spring plate equalizing suspension system; Rear doube bridge power drive, rigid balancing beam hangs; Assemble heavily loaded off-the-highway tire, cross-country power adapts to by force the complicated road runnings such as Gobi desert, muddy, beach, adapts to especially hills, mountain road is rugged, high slope, mountain is steep road conditions are used, and are particularly useful for the workover treatment of eastern region moderate depth Oil/gas Well.Vehicle body supporting capacity is large, and safety durable is easy to maintenance; Adopt tack single seat all metal construction driver's cabin, broad view.
Described dynamical system is mainly made up of two fire-proof motors and two variable displacement with constant power pumps, is contained on self-propelled chassis special.
Described Hoisting System mainly contains hoist cylinder, suspension ring, lifting fixed pulley, promotes overhead traveling crane, promotes crown sheave, promotes cable, hoist cylinder is placed on rotation platform, and rotation platform is loaded on chassis main frame.Promote the piston rod upper end that overhead traveling crane is loaded on lift cylinder, lifting crown sheave is equipped with at the two ends that promote overhead traveling crane, promoting fixed pulley is loaded on the cylinder body of lift cylinder, the one end that promotes cable is connected with chassis by pull bar, promote the other end of cable after fluid pressure type draw-bar donamometer wheel, then walk around and promote fixed pulley, promote crown sheave and be connected with suspension ring.Hoist cylinder is connected with dynamical system by hoist cylinder brake valve.
In Hoisting System, lifting master cylinder is made up of four axial oil cylinders from the inside to the outside, from small to large, and four chamber oil cylinders are provided with four oil inlet and outlets.By the oil cylinder of arranging from the inside to the outside, be respectively: oil cylinder 2, oil cylinder 3, oil cylinder 1 and oil cylinder 4, be respectively oil cylinder 2, oil cylinder 3, oil cylinder 4 and oil cylinder 1, four chamber oil cylinder by the oil cylinder of arranging from small to large and all arrange along 0-0 ' axis.
When use, first according to each oil cylinder piston diameter, flow into each hydraulic cylinder flow and operating pressure and calculate movement velocity and the thrust of each oil cylinder piston, A, B, C, D hydraulic fluid port carry out permutation and combination, resultant motion speed and thrust, select applicable assembled scheme according to workover rig maintenance activity process optimization, carry out operating element in conjunction with hydraulic pressure, implement process optimization program.
Described brake system, is mainly made up of a kind of cone variable spring buffer throttle type brake valve.The oil-feed of Xa hydraulic fluid port, hydraulic oil enters promotion damper piston bar 3 and moves right, and promotes cone spool 10 and moves right, and forms oil-gap with brake valve seat 11, and A hydraulic fluid port communicates with P hydraulic fluid port, and now workover rig is in running order.
The oil-feed of Xb hydraulic fluid port, hydraulic oil promotes buffering throttling rod 16 from the oil duct of interface baffle plate 1, start steady oil-feed, in the time that buffering throttling rod 16 inserts the blind hole of damper piston bar 3, oil inlet quantity strengthens, promote damper piston to left movement, because buffering compression spring 15 is enclosed within on damper piston bar, hydraulic oil can only steadily promote the cone spool 10 on damper piston bar slowly, and A hydraulic fluid port and P hydraulic fluid port slowly cut off, now workover rig is in slow, steady slowing-down brake state, until brake completely.
Described hydraulic reversing system, mainly formed by a kind of high-volume hydraulic control formula duplex reversing slide valve, as Ya and Yb, to control oil-in open-minded, guiding valve plunger 4 promotes to be moved to stop at pressure oil, pressure oil oil inlet P be connected executive component actuator port A (B) be communicated with, connect executive component actuator port A (B) and oil return inlet T and cut off, pressure oil is to energy-storing workover rig lifting master cylinder fuel feeding, now in working condition.
As Xa and Xb, to control oil-in open-minded, guiding valve plunger 4 promotes to be moved to stop at pressure oil, pressure oil oil inlet P be connected executive component actuator port A (B) disconnection, pressure oil oil inlet P is communicated with oil return inlet T, now realize oil circuit commutation, the conversion of fast jogging speed.
Described energy-storage system, is mainly made up of nitrogen bag and accumulation of energy cylinder.
Claims (7)
1. a vehicle-mounted self-propelled energy-storage hydraulic workover rig, is characterized in that: comprise self-propelled chassis special, dynamical system, energy-storage system, Hoisting System, brake system and hydraulic reversing system composition.
2. the self-propelled chassis special of vehicle-mounted self-propelled energy-storage hydraulic workover rig according to claim 1, it is characterized in that: drive pattern 6 × 6, heavy axle, last rear two arrangements, propons power drive turns to, hydraulic power-assisted steering, steel spring plate equalizing suspension system, rear doube bridge power drive, rigid balancing beam hangs, heavy duty off-the-highway tire, adopts tack single seat all metal construction driver's cabin.
3. vehicle-mounted self-propelled energy-storage hydraulic workover rig dynamical system according to claim 1, is characterized in that: be made up of two fire-proof motors and two variable displacement with constant power pumps.
4. vehicle-mounted self-propelled energy-storage hydraulic workover rig Hoisting System according to claim 1, is characterized in that: lifting master cylinder is that four chambeies are telescopic, and overhead traveling crane is Integral box structure.
5. vehicle-mounted self-propelled energy-storage hydraulic workover rig brake system according to claim 1, is characterized in that: the brake valve adopting is a kind of cone variable spring buffer throttle type brake valve being made up of spring buffer mechanism and cone variable oil-inlet mechanism.
6. vehicle-mounted self-propelled energy-storage hydraulic workover rig hydraulic reversing system according to claim 1, it is characterized in that: the reversing slide valve adopting is two two position three way directional control valve stack compositions, and duplex shares the high-volume hydraulic control formula duplex reversing slide valve of a valve body.
7. vehicle-mounted self-propelled energy-storage hydraulic workover rig energy-storage system according to claim 1, is characterized in that: form energy-storage system by nitrogen bag and accumulation of energy cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210454253.7A CN103806849A (en) | 2012-11-14 | 2012-11-14 | Vehicle-mounted self-walking energy-storing hydraulic workover rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210454253.7A CN103806849A (en) | 2012-11-14 | 2012-11-14 | Vehicle-mounted self-walking energy-storing hydraulic workover rig |
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| Publication Number | Publication Date |
|---|---|
| CN103806849A true CN103806849A (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210454253.7A Pending CN103806849A (en) | 2012-11-14 | 2012-11-14 | Vehicle-mounted self-walking energy-storing hydraulic workover rig |
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| CN (1) | CN103806849A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672908A (en) * | 2016-03-26 | 2016-06-15 | 山东胜利石油装备产业技术研究院 | Full-automatic intelligent hydraulic workover rig |
| CN106014291A (en) * | 2016-07-07 | 2016-10-12 | 东营嘉岩石油工艺研究院 | Vehicle-mounted planetary reversing workover rig |
| CN113428781A (en) * | 2021-08-26 | 2021-09-24 | 山东旭能石油装备有限责任公司 | Energy storage workover rig for under-pressure operation |
| CN119352910A (en) * | 2024-12-25 | 2025-01-24 | 胜利油田邦源电气有限责任公司 | An automatic well repairing device for oil fields |
-
2012
- 2012-11-14 CN CN201210454253.7A patent/CN103806849A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672908A (en) * | 2016-03-26 | 2016-06-15 | 山东胜利石油装备产业技术研究院 | Full-automatic intelligent hydraulic workover rig |
| CN106014291A (en) * | 2016-07-07 | 2016-10-12 | 东营嘉岩石油工艺研究院 | Vehicle-mounted planetary reversing workover rig |
| CN113428781A (en) * | 2021-08-26 | 2021-09-24 | 山东旭能石油装备有限责任公司 | Energy storage workover rig for under-pressure operation |
| CN119352910A (en) * | 2024-12-25 | 2025-01-24 | 胜利油田邦源电气有限责任公司 | An automatic well repairing device for oil fields |
| CN119352910B (en) * | 2024-12-25 | 2025-03-25 | 胜利油田邦源电气有限责任公司 | An automatic well repairing device for oil fields |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140521 |