CN209385440U - A kind of hydraulic assembly structure and hydraulic pressure drive injection device - Google Patents
A kind of hydraulic assembly structure and hydraulic pressure drive injection device Download PDFInfo
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- CN209385440U CN209385440U CN201920028357.9U CN201920028357U CN209385440U CN 209385440 U CN209385440 U CN 209385440U CN 201920028357 U CN201920028357 U CN 201920028357U CN 209385440 U CN209385440 U CN 209385440U
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Abstract
The utility model discloses a kind of hydraulic assembly structures and hydraulic pressure to drive injection device, is related to oil field injection device technical field, wherein the hydraulic assembly structure includes: hydraulic oil container, and internal reservoir has hydraulic oil；Support unit forms accommodating space positioned at the downside of hydraulic oil container in the support unit；And at least one driving unit, at least partly described driving unit position in the accommodating space, the driving unit and the hydraulic oil container hydraulic connecting.Driving unit is set in the support unit on the downside of hydraulic oil container by the hydraulic assembly structure of the utility model, and the device space is rationally utilized, and so as to which more driving units are installed in same equipment, improves the maximum pump discharge that hydraulic pressure drives injection device.
Description
Technical field
The utility model relates to the injection device technical fields in oil field, and in particular to a kind of hydraulic assembly structure and hydraulic
Type pressure drives injection device.
Background technique
Pressure is driven, and " pressure " refers to pressure break, and " drive " refers to the oil displacement agent displacement of reservoir oil.This technique carries out pressure break to oil well first and makes
Seam, in oil displacement agent displacement stratum when fracture extension, crack adequate closure after pressure break forms preposed attributives.After pressure, injection well end
Restore conventional to be continuously injected into, pressure is driven preposed attributives and replaces out, realizes that subsequent waterflooding producing well remaining oil is effectively taped the latent power.
Currently, common fracturing unit truck generally comprise chassis and be set on chassis diesel engine, fluid torque-converter,
Transmission shaft and fracturing pump etc. after diesel engine starting, after fluid torque-converter speed change, bending moment, pass through biography during the work time
Moving axis drives fracturing pump rotation, to realize fracturing work.
In the prior art, crank type plunger pump is generally used as the fracturing pump of conveying mechanism, Fig. 6 shows this crankshaft
The structural schematic diagram of formula plunger pump, as shown, crank type plunger pump 1' includes crankshaft 11', multiple connecting rod 12' and multiple columns
13' etc. is filled in, the both ends of crankshaft 11' are provided with power input gear, and multiple plunger 13' are arranged in the side of crankshaft 11', Duo Gezhu
One end of plug 13' can move back and forth in fluid end (show in figure but do not mark) respectively, and multiple connecting rod 12' are arranged in multiple columns
Between the other end and crankshaft 11' for filling in 13', in this way when crankshaft 11' is rotated, connecting rod 12' will be driven to make crank rod movement, even
Bar 12' drives plunger 13' reciprocating (similar to the movement of engine crankshaft and piston) in turn, passes through fluid power to realize
End is by working media (fracturing fluid) sucking and continuous High voltage output, to carry out fracturing work.
In above-mentioned crank type plunger pump, stroke is shorter (such as five cylinder formula plunger pumps stroke are about 200mm), commutates often,
Plunger action is frequent, and the service life of vulnerable part is short, for example, the service life of the valve seat of fluid end, valve and valve rubber etc. only has tens
Hour；In addition, the output pressure of this crank type plunger pump, the coverage area of flow are relatively narrow, to improve coverage area, need more
Change the fluid end of different cylinder diameters；In addition, plunger, in frequently quickly commutation, not yet sufficiently sucking is discharged fracturing fluid, cause to inhale
Enter inefficient, causes working efficiency relatively low；In addition, integrated installation has crankshaft, power input gear, connecting rod, liquid in fracturing pump
The cabinet and pedestal at power end etc., structure is complicated, and manufacturing cost is high, and dismounting maintenance is inconvenient；In addition, power input gear makees high speed weight
Carry rotation, it is high to lubrication and cooling requirement, need arragement construction complexity lubricating system and corresponding cooling system.
Hydraulic pressure, which drives pump, has many advantages, such as that stroke is long, commutation number is few, the vulnerable part service life is long, but existing hydraulic pressure
The hydraulic assembly structural style driven in pump is larger, it is difficult to which more hydraulic assembly structures are integrated into an equipment.
How to design and a kind of drives operation and compact-sized hydraulic assembly structure and hydraulic pressure drive injection dress suitable for pressing
It is set to the technical problem urgently to be resolved for those skilled in the art.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of hydraulic assembly structure and hydraulic pressure drives injection dress
It sets, it is compact-sized, it can satisfy the requirement that pressure drives injection operation.
To realize the above-mentioned technical purpose, the one aspect of the utility model discloses a kind of hydraulic assembly structure, comprising: liquid
Pressure oil case, internal reservoir have hydraulic oil；It is empty to form accommodating positioned at the downside of hydraulic oil container, in the support unit for support unit
Between；And at least one driving unit, at least partly described driving unit position in the accommodating space, the driving unit with
The hydraulic oil container hydraulic connecting.
Preferably, the driving unit be it is multiple, multiple driving units respectively with the hydraulic oil container hydraulic connecting.
Preferably, the driving unit includes motor, oil pump and terminal pad, and the terminal pad is fixed with the motor
Connection, the oil pump are fixedly connected with the terminal pad, and the input shaft of the oil pump passes through the terminal pad, and the input
Axis is embedded in the inner hole of the output shaft end of the motor, and the oil pump is connect with the electric-motor drive.
Preferably, the oil pump is connect by oil inlet unit with the hydraulic oil container, and the oil inlet unit includes oil inlet filter
Oily device and oil inlet pipe, the Inlet oil filter are fixed on the wall of the hydraulic oil container, and the oil outlet of the Inlet oil filter is logical
It crosses oil inlet pipe to connect with the oil inlet of the oil pump, is provided with elastomer connector on the oil inlet pipe.
Preferably, the oil outlet of multiple oil pumps is connected by fuel-displaced unit.
Preferably, the fuel-displaced unit includes the first transverse tube, and first transverse tube is gone out by flowline and the oil pump
Hydraulic fluid port connection, the flowline and the oil pump correspond.
Preferably, the hydraulic oil container is equipped with multiple radiators, the radiator oil outlet and liquid of each radiator
The connection of pressure oil case.
The another aspect of the utility model discloses a kind of hydraulic pressure drive injection device, including above-mentioned hydraulic assembly knot
Structure.
Preferably, it further includes container body that the hydraulic pressure, which drives injection device, and the hydraulic assembly structure is located at described
In container body.
Preferably, frequency conversion tank and/or industrial personal computer are additionally provided in the container body.
The utility model has the following beneficial effects: driving unit is set to hydraulic oil container by the hydraulic assembly structure of the utility model
In the support unit of downside, the device space is rationally utilized, so as to which more driving units are installed in same equipment, mentions
High hydraulic pressure drives the maximum pump discharge of injection device, and then can satisfy the requirement that pressure drives operation.
Detailed description of the invention
Fig. 1 is the schematic diagram of the hydraulic assembly structure of the first embodiment of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the schematic diagram of the hydraulic assembly structure of second of embodiment of the utility model；
Fig. 4 is the schematic diagram of the hydraulic assembly structure of the third embodiment of the utility model；
Fig. 5 is that a kind of hydraulic pressure of embodiment of the utility model drives the structural schematic diagram of injection device；
Fig. 6 is the structural schematic diagram of typical crank type plunger pump in the prior art.
In figure,
100- hydraulic assembly structure, 10- hydraulic oil container, 20- support unit, 21- pillar, 22- crossbeam, 30- driving unit,
31- motor, 32- oil pump, 33- terminal pad, 40- accommodating space, 50- pedestal, 60- oil inlet unit, 61- Inlet oil filter, 62-
Elastomer connector, 63- oil inlet pipe, the fuel-displaced unit of 70-, 71- flowline, 72- transfer block, the first transverse tube of 73-, 74- three-way connection,
75- supporting element, the first check valve of 76-, 80- oil return unit, 81- oil return pipe, 82- radiator, 821- radiator oil inlet, 822-
Radiator oil outlet, 83- second one-way valve, 84- return oil filter, the second transverse tube of 85-, 200- main body, 210- main valve body,
300- frequency conversion tank, 400- industrial personal computer, 500- container body.
Specific embodiment
Detailed explanation and illustration is carried out to the utility model with reference to the accompanying drawings of the specification.
Embodiment 1
Referring to fig. 1 and fig. 2, a kind of hydraulic assembly structure, including hydraulic oil container 10, support unit 20 and driving unit
30, wherein 10 internal reservoir of hydraulic oil container has hydraulic oil；Support unit 20 is located at the downside of hydraulic oil container 10, support unit 20
Interior formation accommodating space 40；At least partly driving unit 30 is located in accommodating space 40, driving unit 30 and 10 liquid of hydraulic oil container
Pressure connection.
The main function of hydraulic oil container 10 is storage hydraulic oil, additionally plays the heat dissipation to oil liquid, contamination precipitation and makes
The effects of air in oil liquid escapes.
The crossbeam 22 that support unit 20 is arranged by vertically arranged pillar 21 and laterally is enclosed framework shape, the framework
The inside of shape is accommodating space 40.Wherein, pillar 21 and crossbeam 22 can select the profiles such as I-steel, channel steel.
Driving unit 30 includes motor 31, oil pump 32 and terminal pad 33, and terminal pad 33 and motor 31 are connected by bolt
It connects, oil pump 32 is bolted with terminal pad 33, and the input shaft of oil pump 32 passes through terminal pad 33, and input shaft insertion is electronic
In the inner hole of the output shaft end of machine 31, oil pump 32 and 31 key of motor are sequentially connected.The above-mentioned connection structure of driving unit 30
The parts such as shaft coupling, bell-jar are eliminated, the entire length of driving unit 30 is reduced.In addition, being driven in other implementation
Moving cell 30 can also including shaft coupling etc. union pieces.
Motor 31 in above-mentioned driving unit 30 is located at the downside of support unit 20, and a part of oil pump 32 extends to
The outside of accommodating space 40 connect convenient for the oil inlet of oil pump 32 with hydraulic oil container 10, the oil outlet of oil pump 32 and fuel-displaced unit
70 connections.
In addition, the dynamical element of driving unit 30 may be fuel engines etc..
Refering to what is shown in Fig. 2, oil pump 32 is connect by oil inlet unit 60 with hydraulic oil container 10, oil inlet unit 60 is filtered including oil inlet
Oily device 61 and oil inlet pipe 63, Inlet oil filter 61 are fixed on the side wall of hydraulic oil container 10, and the oil outlet of Inlet oil filter 61 is logical
It crosses oil inlet pipe 63 to connect with the oil inlet of oil pump 32, elastomer connector 62 is provided on oil inlet pipe 63.
Above-mentioned hydraulic assembly structure 100 can have individual pedestal, can also press and be driven in injection device with hydraulic
Main body 200 shares a pedestal.
Embodiment 2
The present embodiment the difference from embodiment 1 is that, driving unit 30 is two in the present embodiment, and it is single to be set to support side by side
In the accommodating space 40 of member 20.Two driving units 30 respectively with 10 hydraulic connecting of hydraulic oil container.
In the present embodiment, the oil outlet of two oil pumps 32 is connected by fuel-displaced unit 70.Fuel-displaced unit 70 includes first horizontal
Pipe 73, the first transverse tube 73 are connect by flowline 71 with the oil outlet of oil pump 32, and flowline 71 and oil pump 32 correspond, also
It is to say, the oil outlet of each oil pump 32 is connect with a flowline 71.
Refering to what is shown in Fig. 3, the fuel-displaced unit 70 in the present embodiment further includes transfer block 72, three-way connection 74, supporting element 75
With the first check valve 76, wherein the first transverse tube 73 is horizontality, the first transverse tube by two vertically arranged supports of supporting element 75
73 are connect by transfer block 72 with the outlet of the first check valve 76, and the entrance of the first check valve 76 is connect with flowline 71.First
Check valve 76 is for preventing the surge in hydraulic system from causing to damage to oil pump 32.The concatenation of three-way connection 74 is fixed on first
On transverse tube 73, for providing unified output interface.
Embodiment 3
The present embodiment the difference from example 2 is that, in the present embodiment driving unit 30 be four, four driving units 30
It is arranged side by side in the accommodating space 40 of 20 bottom of support unit.
In addition, as needed, four driving units 30 can also be arranged otherwise, such as the shape of two rows two column
Formula.
It is emphasized that the hydraulic oil container 10 in the present embodiment can be an integral structure, i.e., inside hydraulic oil container 10
It is communicated as one, partition can also be used to be divided into hydraulic oil container 10 multiple, such as 2 or 4 parts.
Embodiment 4
A kind of hydraulic pressure drive injection device, including hydraulic assembly structure 100 and main body 200, wherein main body 200
Pass through pipeline and 100 hydraulic connecting of hydraulic assembly structure.
Fuel-displaced unit 70 in hydraulic assembly structure 100 is connect with the main valve body 210 in main body 200 by oil pipe, to
200 conveying high-pressure hydraulic oil of main body.The oil return opening of main valve body 210 is connected by the oil return unit 80 in oil pipe and hydraulic oil container 10
It connects.
Refering to what is shown in Fig. 5, above-mentioned oil return unit 80 includes that oil return pipe 81, radiator 82, return oil filter 84 and second are horizontal
Pipe 85, wherein the second transverse tube 85 is supported for horizontality, and the oil return opening of main valve body 210 is connected by oil pipe and the second transverse tube 85
It connects.Second transverse tube 85 is connect with radiator oil inlet 821 respectively, and radiator oil outlet 822 passes through pipeline and return oil filter 84
Oil inlet connection, return oil filter 84 is fixed on the top of hydraulic oil container 10, and the oil outlet of return oil filter 84 passes through hydraulic
The roof of fuel tank 10 protrudes into the inside of hydraulic oil container 10.
Refering to what is shown in Fig. 5, it is single to be serially connected with second between radiator oil inlet 821 and radiator oil outlet 822
To valve 83, which is used to open when the surge in oil return line is more than setting value, to avoid impacting
Pressure damage radiator 82.
As preferred embodiment, refering to what is shown in Fig. 5, it further includes container body 500 that hydraulic pressure, which drives injection device, it is hydraulic
Assembly structure 100 and main body 200 are located in container body 500.
Frequency conversion tank 300 and/or industrial personal computer 400 are additionally provided in container body 500, wherein frequency conversion tank 300 is used for motor
31 transmit electric power and control the revolving speed of motor；Industrial personal computer 400 is for discharge capacity, the output pressure etc. in acquisition device operation process
Data.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modification, equivalent replacement and simple modifications etc., should be included in the utility model in utility model substantive content
Within protection scope.
Claims (10)
1. a kind of hydraulic assembly structure characterized by comprising
Hydraulic oil container (10), internal reservoir has hydraulic oil；
Support unit (20) is located at the downside of hydraulic oil container (10), forms accommodating space (40) in the support unit (20)；With
And
At least one driving unit (30), at least partly described driving unit (30) is located in the accommodating space (40), described
Driving unit (30) and the hydraulic oil container (10) hydraulic connecting.
2. hydraulic assembly structure according to claim 1, which is characterized in that the driving unit (30) be it is multiple, it is multiple
The driving unit (30) respectively with the hydraulic oil container (10) hydraulic connecting.
3. hydraulic assembly structure according to claim 2, which is characterized in that the driving unit (30) includes motor
(31), oil pump (32) and terminal pad (33), the terminal pad (33) are fixedly connected with the motor (31), the oil pump (32)
It is fixedly connected with the terminal pad (33), the input shaft of the oil pump (32) passes through the terminal pad (33), and the input
Axis is embedded in the inner hole of the output shaft end of the motor (31), and the oil pump (32) and the motor (31) transmission connect
It connects.
4. hydraulic assembly structure according to claim 3, which is characterized in that the oil pump (32) passes through oil inlet unit (60)
Connect with the hydraulic oil container (10), the oil inlet unit (60) includes Inlet oil filter (61) and oil inlet pipe (63), it is described into
Oily oil filter (61) is fixed on the wall of the hydraulic oil container (10), and the oil outlet of the Inlet oil filter (61) passes through oil inlet pipe
(63) it is connect with the oil inlet of the oil pump (32), is provided with elastomer connector (62) on the oil inlet pipe (63).
5. hydraulic assembly structure according to claim 3, which is characterized in that the oil outlet of multiple oil pumps (32) passes through
Fuel-displaced unit (70) connection.
6. hydraulic assembly structure according to claim 5, which is characterized in that the fuel-displaced unit (70) includes the first transverse tube
(73), first transverse tube (73) is connect by flowline (71) with the oil outlet of the oil pump (32), the flowline (71)
It is corresponded with the oil pump (32).
7. hydraulic assembly structure according to any one of claim 1 to 6, which is characterized in that the hydraulic oil container (10)
It is equipped with multiple radiators (82), the radiator oil outlet (822) of each radiator (82) is connect with hydraulic oil container (10).
8. a kind of hydraulic pressure drives injection device, which is characterized in that including described in any one of claims 1 to 6 hydraulic total
At structure (100).
9. hydraulic pressure according to claim 8 drives injection device, which is characterized in that the hydraulic pressure drives injection device
It further include container body (500), the hydraulic assembly structure (100) is located in the container body (500).
10. hydraulic pressure according to claim 9 drives injection device, which is characterized in that in the container body (500) also
Equipped with frequency conversion tank (300) and/or industrial personal computer (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920028357.9U CN209385440U (en) | 2019-01-08 | 2019-01-08 | A kind of hydraulic assembly structure and hydraulic pressure drive injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920028357.9U CN209385440U (en) | 2019-01-08 | 2019-01-08 | A kind of hydraulic assembly structure and hydraulic pressure drive injection device |
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| Publication Number | Publication Date |
|---|---|
| CN209385440U true CN209385440U (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920028357.9U Active CN209385440U (en) | 2019-01-08 | 2019-01-08 | A kind of hydraulic assembly structure and hydraulic pressure drive injection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848207A (en) * | 2019-10-21 | 2020-02-28 | 辉禄美（北京）科技有限公司 | Container type hydraulic pump station |
| CN111379546A (en) * | 2019-12-27 | 2020-07-07 | 大庆石油管理局有限公司 | Movable pressure drive device and hydraulic pressure type pressure drive injection system |
-
2019
- 2019-01-08 CN CN201920028357.9U patent/CN209385440U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848207A (en) * | 2019-10-21 | 2020-02-28 | 辉禄美（北京）科技有限公司 | Container type hydraulic pump station |
| CN111379546A (en) * | 2019-12-27 | 2020-07-07 | 大庆石油管理局有限公司 | Movable pressure drive device and hydraulic pressure type pressure drive injection system |
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