CN205400703U - Novel electricity drives fracturing sled - Google Patents
Novel electricity drives fracturing sled Download PDFInfo
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- CN205400703U CN205400703U CN201620197115.9U CN201620197115U CN205400703U CN 205400703 U CN205400703 U CN 205400703U CN 201620197115 U CN201620197115 U CN 201620197115U CN 205400703 U CN205400703 U CN 205400703U
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- sled
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Abstract
The utility model provides a fracturing equipment that novel electricity drives fracturing sled has one set of electricity to drive at sled frame facial make -up. The fracturing pump is gone up the motor by the sled and is passed through the reducing gear box drive, can operate the degree of automation height on keeping away from tens meters outer accuse casees far away of fracturing pump sled or measuring truck. Install automatic overpressure protection device on the sled simultaneously, during the fracturing operation, operating personnel can set for the highest safe construction pressure on far controlling case or measuring truck, and when fracturing pump discharge pressure exceeded the highest safe construction pressure who sets for, the automatic motor that makes of overpressure protection device stopped the operation and starts brake equipment. After overpressure protection resets, can the restart motor. Carry out fracturing, for the motor is steady, the clean boot, whole sled has disposed one set of motor boot device.
Description
Technical field
This utility model relates to industrial and mineral field, and particularly a kind of Novel electric drives pressure break sled.
Background technology
At present, job site, oil field generally uses diesel engine and drives change speed gear box, fracturing pump is driven to carry out pressing crack construction by power transmission shaft, conventional fracturing unit is owing to using the diesel engine that power is bigger, need in the course of the work to consume substantial amounts of diesel oil, job costs are higher, environmental pollution is also bigger, simultaneously because equipment adopts hydraulic mechanical transmission box, speed reducing ratio is certain, when work progress needs specific discharge capacity, requirement discharge capacity cannot be reached by the gear of adjustment change speed gear box, reach to change the purpose of fracturing pump discharge capacity only by the rotating speed changing diesel engine, the displacement variation scope of fracturing pump is less.
Utility model content
This utility model solves its technical problem and be the technical scheme is that a kind of Novel electric of offer drives pressure break sled.
In order to overcome the deficiencies in the prior art, a kind of Novel electric described in the utility model drives pressure break sled, including frequency conversion motor (1), short pass moving axis (2), reduction box (3), measuring tank (4), pressure release backflow manifold (5), fracturing pump (6), high pressure exhaust manifold (7), fracturing pump suction manifold (8), power end grease-box (9), long pass moving axis (10), fluid end grease-box (11), measuring tank support (12), gearbox mount (13), frequency conversion motor support (14), pry bracket (15), four-stage motor (16), transfer case (17), power end grease pump (18), air compressor machine (19)；
nullDescribed power end grease-box (9)、Described measuring tank support (12)、Described gearbox mount (13)、Described frequency conversion motor support (14) is all welded in described pry bracket (15)，Described frequency conversion motor (1) and described frequency conversion motor support (14)、Described reduction box (3) and described gearbox mount (13)、Described measuring tank (4) and described measuring tank support (12)、Described fracturing pump (6) and described power end grease-box (9) are each through being bolted together，Described fluid end grease-box (11) is bolted in described pry bracket (15) by the arm-tie that both sides are welded，Described short pass moving axis (2) uses the output flange that end flange is fixed to described frequency conversion motor (1) by bolt to connect，The other end uses bolt to be connected with described reduction box (3) input flange，One end is fixed on described reduction box (3) output flange by described long pass moving axis (10) also by bolt、The other end is fixed on described fracturing pump (6) input flange，Described pressure release backflow manifold (5)、Described high pressure exhaust manifold (7) discharges the screwed connection of flange each through union and described fracturing pump (6)，Described fracturing pump suction manifold (8) is fixed on described fracturing pump (6) suction main by clip，Described four-stage motor (16)、Described transfer case (17) is each through being bolted on the support being welded on described pry bracket (15)，Described four-stage motor (16) output flange and described transfer case (17) the input flange Flange joint by bolt with middle shaft coupling two ends，Described power end grease pump (18) is connected by spline with described transfer case (17)，Bolt is used described power end grease pump (18) to be fixed on the housing of described transfer case (17)，Another delivery outlet of described transfer case (17) is connected with belt pulley spline，It is connected with described air compressor machine (19) by belt.
Good effect of the present utility model: this device purpose is in that to realize the pressing crack construction of new type power, suitable in some, there is the well site of power supply, in the course of the work, motor outside electric power network, output power, driving fracturing pump operating by power transmission shaft, fracturing fluid is sucked after fracturing pump supercharging by fracturing pump suction manifold, is drained in well.Complete machine is individually configured with a motor, is driven power end grease pump and air compressor machine by transfer case, for the lubrication of pressure break pump power end and fluid end.Sled is provided with the measuring tank of 2 side's volumes, by the adjustment of the needle valve on the pressure release manifold that is connected with fracturing pump, makes the pressure within fracturing pump constantly raise, with this actuating motor, make fracturing pump discharge pressure reach the pressure that construction is required.This sled can carry out independent pressing crack construction, it is also possible to carries out networking use with other fracturing unit, and the operation of complete machine is realized by Circuits System, lubricating system, control system, machine driven system.All controls are focused on the control chamber on sled, a people complete, easy to operate, reliable.
Accompanying drawing explanation
Fig. 1 is side view of the present utility model；
Fig. 2 is top view of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As Figure 1-Figure 2, a kind of Novel electric described in the utility model drives pressure break sled, including frequency conversion motor 1, short pass moving axis 2, reduction box 3, measuring tank 4, pressure release backflow manifold 5, fracturing pump 6, high pressure exhaust manifold 7, fracturing pump suction manifold 8, power end grease-box 9, long pass moving axis 10, fluid end grease-box 11, measuring tank support 12, gearbox mount 13, frequency conversion motor support 14, pry bracket 15, four-stage motor 16, transfer case 17, power end grease pump 18, air compressor machine 19.
nullPower end grease-box 9、Measuring tank support 12、Gearbox mount 13、Frequency conversion motor support 14 is welded in pry bracket 15 each through the mode of welding，Frequency conversion motor 1 and frequency conversion motor support 14、Reduction box 3 and gearbox mount 13、Measuring tank 4 and measuring tank support 12、Fracturing pump 6 and power end grease-box 9 are each through being bolted together，Thus by frequency conversion motor 1、Reduction box 3、Measuring tank 4、Fracturing pump 6 is fixed in pry bracket 15，Fluid end grease-box 11 is bolted in pry bracket 15 by the arm-tie that both sides are welded，Short pass moving axis 2 uses the output flange that end flange is fixed to frequency conversion motor 1 by bolt to connect，The other end uses bolt to be connected with reduction box 3 input flange，One end is fixed on reduction box 3 output flange by long pass moving axis 10 also by bolt、The other end is fixed on fracturing pump 6 input flange，Pressure release backflow manifold 5、High pressure exhaust manifold 7 discharges the screwed connection of flange each through union and fracturing pump 6，Fracturing pump suction manifold 8 is fixed on fracturing pump 6 suction main by clip，Four-stage motor 16、Transfer case 17 is each through being bolted on the support being welded on pry bracket 15，Four-stage motor 16 output flange and the transfer case 17 input flange Flange joint by bolt with middle shaft coupling two ends，Power end grease pump 18 is connected by spline with transfer case 17，Bolt is used to be fixed on the housing of transfer case 17 by power end grease pump 18，Another delivery outlet of transfer case 17 is connected with belt pulley spline，It is connected with air compressor machine 19 by belt.
Operation principle is: before equipment work, open the pressure release backflow manifold 5 of fracturing pump 6, close the Hand-operated butterfly valve on fracturing pump suction manifold 8, open the butterfly valve of manifold between measuring tank 4 and fracturing pump 6, start four-stage motor 16, frequency conversion motor 1, the needle valve on pressure release backflow manifold 5 is slowly regulated by control system, until fracturing pump 6 is discharged of the fracturing fluid pressure and is reached the pressure required for work, now open the gate valve of well head, close the pressure release backflow manifold 5 of fracturing pump 6, open the Hand-operated butterfly valve on fracturing pump suction manifold 8, close the butterfly valve of manifold between measuring tank 4 and fracturing pump 6, fracturing fluid is sucked by fracturing pump suction manifold 8, after fracturing pump 6 supercharging, it is drained in well through high pressure exhaust manifold 7, realize the normal construction of fracturing pumping.The output flange of reduction box 3 and the adpting flange of long pass moving axis 10 are provided with brake gear, when equipment hang-up, by controlling system start-up brake gear, it is achieved the brake of skid mounted equipment.In work process, four-stage motor 16 drives power end grease pump 18 and air compressor machine 19 by transfer case 17, power end grease pump 18 sucks lubricating oil from power end grease-box 9, it is drained in the power end lubricant passage way in fracturing pump 6 and lubricates to the power end of fracturing pump 6, air compressor machine 19 produces gases at high pressure, promotion pneumatic diaphragm pump operates, pneumatic diaphragm pump sucks lubricating oil from fluid end grease-box 11, is drained in the fluid end lubricant passage way in fracturing pump 6 and lubricates to the fluid end of fracturing pump 6.
Good effect of the present utility model:
1. this utility model is to adopt novel power take-off mechanism and fuel, and use motor replaces the diesel engine of routine, use electric power replaces diesel oil, clean energy, free from environmental pollution.The cost simultaneously using electric power lower than using diesel oil cost, to reduce the cost of integral hydraulic fracturing.
2. the reduction box of a stable drive ratio is installed, it is possible to increase the output moment of torsion of motor, it is possible to realize the pressing crack construction of big pressure working condition between motor and fracturing pump.
3. adopt adjustable frequency motor as the power output source of equipment, it is possible to achieve the infinitely variable speeds of motor, the displacement variation scope of pressing crack construction is wider.
4. fracturing pump lubricating system adopts independent auxiliary motor to drive, and main motor is used only for driving pressure break pumping to make, and the regulation and control of lubricating system are convenient, independent.
5. whole sled is configured with pressure release backflow manifold, when motor hang-up, it is possible to be transported in measuring tank by pressure release manifold by the high pressure fracture liquid within fracturing pump, both can guarantee that motor underload restarts, can reduce again the pollution to environment.
6. in starting process of motor, the output of motor can be made slowly to increase by the needle valve slowly regulated on pressure release manifold, after discharge pressure reaches requirement, open the gate valve of well head again, close pressure release manifold, realize normal pressing crack construction, it is prevented that motor damages due to the sudden change of load.
7. startup stage, on sled, the fracturing fluid in measuring tank is flowed in the suction main of fracturing pump by the manifold of bottom under the effect of deadweight, confluxing further through relief tube returns in measuring tank, and the air in fracturing pump, improves the intake performance of fracturing pump by of the fracturing fluid circulation emptying.After motor normally starts, turn off the connection manifold of fracturing pump and measuring tank after the fracturing fluid in measuring tank is discharged major part, open the suction manifold of the fracturing pump other end simultaneously, make full use of fracturing fluid.
8. the plug valve on the upper pressure release manifold of sled adopts pneumatic head to drive, needle valve adopts miniature motor to drive, system can be passed through the running status of operation pressure and motor and regulate needle valve, driving pressure break pump motor is made stably to start, high pressure facility all adopts pneumatic, Electronic control, it is ensured that the safety of construction.
9. fracturing pump high pressure discharge line is provided with high pressure check valve; it is possible to prevent in motor hang-up fracturing pump pressure release work process; the high-pressure fluid backflow the discharged impact to fracturing pump; after motor restarts; when only pressure reaches operation pressure originally; fracturing fluid could be drained in well by check valve, it is ensured that the stablizing of pressure in well in work progress.
10. whole sled configuration two set control system, a set of local control system, a set of tele-control system, safe and reliable.
11. this utility model can individually carry out fracturing work when operation, it is also possible to works with other equipment networks, automaticity is high.
Claims (1)
1. a Novel electric drives pressure break sled, it is characterized in that, including frequency conversion motor (1), short pass moving axis (2), reduction box (3), measuring tank (4), pressure release backflow manifold (5), fracturing pump (6), high pressure exhaust manifold (7), fracturing pump suction manifold (8), power end grease-box (9), long pass moving axis (10), fluid end grease-box (11), measuring tank support (12), gearbox mount (13), frequency conversion motor support (14), pry bracket (15), four-stage motor (16), transfer case (17), power end grease pump (18), air compressor machine (19)；
nullDescribed power end grease-box (9)、Described measuring tank support (12)、Described gearbox mount (13)、Described frequency conversion motor support (14) is all welded in described pry bracket (15)，Described frequency conversion motor (1) and described frequency conversion motor support (14)、Described reduction box (3) and described gearbox mount (13)、Described measuring tank (4) and described measuring tank support (12)、Described fracturing pump (6) and described power end grease-box (9) are each through being bolted together，Described fluid end grease-box (11) is bolted in described pry bracket (15) by the arm-tie that both sides are welded，Described short pass moving axis (2) uses the output flange that end flange is fixed to described frequency conversion motor (1) by bolt to connect，The other end uses bolt to be connected with described reduction box (3) input flange，One end is fixed on described reduction box (3) output flange by described long pass moving axis (10) also by bolt、The other end is fixed on described fracturing pump (6) input flange，Described pressure release backflow manifold (5)、Described high pressure exhaust manifold (7) discharges the screwed connection of flange each through union and described fracturing pump (6)，Described fracturing pump suction manifold (8) is fixed on described fracturing pump (6) suction main by clip，Described four-stage motor (16)、Described transfer case (17) is each through being bolted on the support being welded on described pry bracket (15)，Described four-stage motor (16) output flange and described transfer case (17) the input flange Flange joint by bolt with middle shaft coupling two ends，Described power end grease pump (18) is connected by spline with described transfer case (17)，Bolt is used described power end grease pump (18) to be fixed on the housing of described transfer case (17)，Another delivery outlet of described transfer case (17) is connected with belt pulley spline，It is connected with described air compressor machine (19) by belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620197115.9U CN205400703U (en) | 2016-03-15 | 2016-03-15 | Novel electricity drives fracturing sled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620197115.9U CN205400703U (en) | 2016-03-15 | 2016-03-15 | Novel electricity drives fracturing sled |
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| CN205400703U true CN205400703U (en) | 2016-07-27 |
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| CN201620197115.9U Active CN205400703U (en) | 2016-03-15 | 2016-03-15 | Novel electricity drives fracturing sled |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608028A (en) * | 2019-10-14 | 2019-12-24 | 中石化四机石油机械有限公司 | Double-layer electric-driven fracturing skid-mounted equipment |
| WO2023082249A1 (en) * | 2021-11-15 | 2023-05-19 | 烟台杰瑞石油装备技术有限公司 | Electrically-driven fracturing device |
-
2016
- 2016-03-15 CN CN201620197115.9U patent/CN205400703U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608028A (en) * | 2019-10-14 | 2019-12-24 | 中石化四机石油机械有限公司 | Double-layer electric-driven fracturing skid-mounted equipment |
| WO2023082249A1 (en) * | 2021-11-15 | 2023-05-19 | 烟台杰瑞石油装备技术有限公司 | Electrically-driven fracturing device |
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