CN103925210A - Novel oil-gas mixing conveying pump set - Google Patents
Novel oil-gas mixing conveying pump set Download PDFInfo
- Publication number
- CN103925210A CN103925210A CN201410102867.8A CN201410102867A CN103925210A CN 103925210 A CN103925210 A CN 103925210A CN 201410102867 A CN201410102867 A CN 201410102867A CN 103925210 A CN103925210 A CN 103925210A
- Authority
- CN
- China
- Prior art keywords
- pump
- universal joint
- single screw
- pumps
- conveying
- Prior art date
- 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.)
- Pending
Links
Landscapes
- Rotary Pumps (AREA)
Abstract
The present invention discloses a novel oil-gas mixing conveying pump set, which comprises two single screw pumps arranged on a skid body, a gear box and a motor, wherein the motor outputs a torque in a high speed rotation manner, the torque is transmitted to a universal joint through speed reducing of the gear box, the universal joint adjusts the concentricity of screw rotors and drives the screw rotors to rotate, and the one motor and the one gear box drive the two single screw pumps to work. According to the present invention, when oil conveying requires pressure increase, the one inlet and the one outlet of the single screw pump are connected to form connection in series so as to form the first-stage pressurization conveying and the second-stage pressurization conveying; when oil conveying requires discharge capacity increase, the two inlets of the single screw pumps are connected and the two outlets of the single screw pumps are connected to form connection in parallel so as to form the two pumps, such that the discharge capacity conveying is increased; when oil conveying requires single pump operation, only the coupling of the one single screw pump is required to be disconnected with the gear box so as to achieve the operation of the other single screw pump; and the pump set has characteristics of increase adjustment of pressure or discharge capacity, single pump operation, energy saving, consumption reducing, simple structure, and convenient use and manufacturing.
Description
Technical field
The present invention relates to the efficient oil-gas mixed delivery pump that needs to increase pressure or increase discharge capacity conveying in a kind of new type single screw oil-gas mixed delivery pump group, particularly a kind of crude oil or gas-liquid delivery process.
Background technique
Very abundant for some crude oil associated gas resource, because upstream and downstream closed gathering technique does not match, a large amount of associated gases, by emptying, cause waste, environmental pollution and safety problem.It is defeated that traditional closed gathering adopts oil gas to divide, and uses centrifugal pump oil transportation, and oil is walked oil pipeline; Compressor is carried gas, walks gas pipeline.Maturation and development along with screw pump technology, screw pump oil and gas multiphase flow technology is actively promoted in some oil fields, this technology does not need a whole set of gas-liquid separation equipment, compressor apparatus and dedicated transport pipeline, utilize original collection transmission pipe network to realize oil and gas multiphase flow, the air delivery function of the infusion function of oil transfer pump and compressor is integrated in one, and effectively pooling of resources, improves oil field enclosed rate, reducing oil and gas loss, is the current defeated mode of most economical effective collection.At present the mixing pump of oil and gas multiphase flow technology adopts helical rotor pump, because discharge pressure is lower, can not adapt to elevated pressures and carry, and realize high pressure and carry that helical rotor pump volume is large, the pump housing is long; Can not realize higher displacement and carry, the use of helical rotor pump is greatly limited; The oversize manufacturing difficulty of spiro rod length is large, and processing cost is high.
In order to make helical rotor pump realize high pressure, large discharge capacity oil and gas multiphase flow, reduce construction investment, find high pressure, large discharge capacity, small volume, facilitate manufacturing and the mixed conveying device of helical rotor pump reliably, be one of problem of paying close attention to of those skilled in the art.
Summary of the invention
The object of the present invention is to provide a kind of Novel oil gas mixing pump group, this device sledge fills integrated, a motor and a gearbox drag two helical rotor pumps, import and export and adopt parallel connection or tandem compound, discharge capacity and pressure combine adjustment as required, can meet high pressure, large discharge capacity production, compact overall structure, highly integrated volume is little, and mechanical efficiency is high.
Technological scheme of the present invention is: a kind of Novel oil gas mixing pump group, comprise a motor, a gearbox, and be arranged on side by side two helical rotor pumps in skid body, it is characterized in that, motor connects the input gear axle in gearbox by coupling A, input gear axle is meshed and is driven output shaft gear and the output shaft of two symmetries or arranged in dislocation to slowly run by gear, transferring power; Output shaft drives transmission shaft to rotate by coupling B, between end cover and transmission shaft, mechanical seal is installed, the other end of transmission shaft is provided with driving universal joint, between driving universal joint and coupling, designs block bearing, guarantees the axially relatively stable of transmission shaft with together with the pair of bearings of gearbox; Driving universal joint connects by jack shaft with movable universal joint, movable universal joint connecting screw rod rotor, and screw rotor and elastomer stator Spielpassung, and rotate relative to engagement, elastomer stator is installed on pump case inside; Between gearbox and screw rotor, by driving universal joint and movable universal joint, guarantee concentricity and transmitting torque.
The pump case of every helical rotor pump, suction side, exhaust end integral body are loaded on pump-foot by fixed bearing, and pump-foot and skid body link into an integrated entity, and skid body is furnished with base fixing bolt.
Advantage of the present invention is: Novel oil gas mixing pump group is two helical rotor pumps of installing side by side, can realize the mode that oil transfer pump increases pressure or increases discharge capacity, an i.e. import of two helical rotor pumps is connected with an outlet, form two screw pump series operations, supercharging is carried, and improves fuel transfer pressure; The outlet of two helical rotor pumps is connected, and forms two screw pump series operations, and supercharging is carried, and improves fuel transfer pressure; Also can by coupling, remove the transfer motion power of a pump, only have a pump operation.
This device is particularly suitable for petroleum industry system in crude oil production process, and high pressure or high discharge capacity are oil-gas closed mixed defeated.This device sledge fills integrated, adopt fixed installation, compare with the helical rotor pump of current Oilfield using, a motor and a gearbox drag two helical rotor pumps, import and export and adopt parallel connection or tandem compound, have discharge capacity and pressure and combine as required adjustment, can meet high pressure, large discharge capacity production, compact overall structure, highly integrated volume is little, mechanical efficiency high.For crude oil associated gas is mixed defeated, provide good process engineering, created very large economic benefit.
Accompanying drawing explanation
Fig. 1 is structural principle block diagram of the present invention.
Fig. 2 increases the process flow diagram that capacity rating is carried.
Fig. 3 increases the process flow diagram that head pressure is carried.
Label in figure represents respectively:
1 base fixing bolt 2 motor 3A coupling 4 mission case 5 output shaft 6 output shaft gear 7 input gear axle 8B coupling 9 transmission shaft 10 mechanical seal 11 end cover 12 block bearing 13 suction side movable universal joint 17 screw rotor 18 fixed bearing 19 pump case 20 elastomer stator 21 pump-foot 22 exhaust end 23 skid body 24 pump intake valve 25 pump outlet valves 26 of 14 driving universal joint 15 jack shaft 16 are discharged main valve.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, motor 2 connects the input gear axle 7 in gearbox 4 by coupling 3A, input gear axle 7 is meshed and is driven the output shaft gear 6 of both sides and output shaft 5 to rotate by gear, output shaft 5 drives transmission shaft 9 rotations by coupling 8B, between end cover 11 and transmission shaft 9, fill mechanical seal 10, labyrinth sealed sealing structure of shaft end, prevents liquid leakage.The other end of transmission shaft 9 is driving universal joint 14, driving universal joint 14 connects by jack shaft 15 with movable universal joint 16, movable universal joint 16 connecting screw rod rotors 17, screw rotor 17 and elastomer stator 20 Spielpassung, and relative to engagement, rotate, elastomer stator 20 is installed on pump case 19 inside, and pump case 19, suction side 13, exhaust end 22 integral body are loaded on pump-foot 21 by fixed bearing 18, pump-foot 21 links into an integrated entity with skid body 23, and skid body 23 is furnished with base fixing bolt 1.
Single motor 2 is by coupling 3A transmitting torque, through gearbox 4, slow down, gearbox output torque drives transmission shaft 9, driving universal joint 14, jack shaft 15, movable universal joint 16 and screw rotor 17 unitary rotation by coupling 8B, and by the movement locus of movable universal joint 16 and jack shaft 15 change screw rotors 17, screw rotor 17 is constantly pressed into the liquid that comes of suction side 13 to exhaust end 22 output by the engagement with elastomer stator 20, has realized a motor and a gearbox drives two pumps to carry liquid or mixed solution simultaneously.
Motor 2 High Rotation Speed output torques, through gearbox 4, slow down moment of torsion is passed to driving universal joint 14, by driving universal joint 14 and movable universal joint 16, adjust the concentricity of screw rotor 17, and driving screw rotor 17 rotations, a motor and a gearbox drive two helical rotor pump work.
When oil transportation need to increase pressure, an import of helical rotor pump is connected with an outlet and forms series connection, can form firsts and seconds supercharging and carry;
When oil transportation need to increase discharge capacity, two imports of helical rotor pump are connected, two outlets are connected and form parallel connection, can form two pumps and increase discharge capacity conveying;
When oil transportation needs single pump operation, only need, by the disconnect coupling between a helical rotor pump and gearbox, can realize the operation of another helical rotor pump.
As shown in Figure 3, increase the technological process that head pressure is carried: an import connects another outlet, pump intake valve 24 connects pump outlet valve 25, in two pumps while runnings, liquid or mixed solution are entered by pump intake valve 24, by being exported by expulsion valve 25 after pump supercharging, realize pump and series connection of pumps supercharging and carry.
As shown in Figure 2, increase the technological process that capacity rating is carried: pump intake valve 24 is simultaneously as pump liquid or entry to mixed solution, two pump outlet valves 25 are connected, in two pumps while runnings, liquid or mixed solution are by the suction simultaneously of two pumps, supercharging and discharge, discharge liquid or mixed solution flow out through discharging main valve 26, realize pump and parallel connection of pumps and increase discharge capacity conveying.
Oil-gas mixed delivery pump group of the present invention also can be joined frequency-converting speed-governing control system, realizes flow, pressure adjusting conveying.
Claims (2)
1. a Novel oil gas mixing pump group, comprise a motor (2), a gearbox (4), and be arranged on side by side two helical rotor pumps in skid body (23), it is characterized in that, motor (2) connects the input gear axle (7) in gearbox (4) by coupling (3A), input gear axle (7) is meshed and is driven output shaft gear (6) and the output shaft (5) of two symmetries or arranged in dislocation to slowly run by gear, transferring power; Output shaft (5) drives transmission shaft (9) rotation by coupling (8B), between end cover (11) and transmission shaft (9), mechanical seal (10) is installed, the other end of transmission shaft (9) is provided with driving universal joint (14), between driving universal joint (14) and coupling (8), design block bearing (12), guarantee the axially relatively stable of transmission shaft (9) with together with the pair of bearings of gearbox (4); Driving universal joint (14) connects by jack shaft (15) with movable universal joint (16), movable universal joint (16) connecting screw rod rotor (17), screw rotor (17) and elastomer stator (20) Spielpassung, and relative to engagement, rotate, elastomer stator (20) is installed on pump case (19) inside; Between gearbox (4) and screw rotor (17), by driving universal joint (14) and movable universal joint (16), guarantee concentricity and transmitting torque.
2. Novel oil gas mixing pump group as claimed in claim 1, the pump case (19), suction side (13), exhaust end (22) integral body that it is characterized in that each helical rotor pump are loaded on pump-foot (21) by fixed bearing (18), pump-foot (21) links into an integrated entity with skid body (23), and skid body (23) is furnished with base fixing bolt (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410102867.8A CN103925210A (en) | 2014-03-19 | 2014-03-19 | Novel oil-gas mixing conveying pump set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410102867.8A CN103925210A (en) | 2014-03-19 | 2014-03-19 | Novel oil-gas mixing conveying pump set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103925210A true CN103925210A (en) | 2014-07-16 |
Family
ID=51143547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410102867.8A Pending CN103925210A (en) | 2014-03-19 | 2014-03-19 | Novel oil-gas mixing conveying pump set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103925210A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089745A (en) * | 2016-08-08 | 2016-11-09 | 天津市百利溢通电泵有限公司 | A kind of subduction electric pump unit combined system |
| CN112844969A (en) * | 2020-12-31 | 2021-05-28 | 无锡唯勒科技有限公司 | Lithium battery slurry duplex screw pump and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358390A (en) * | 1992-11-11 | 1994-10-25 | Jaeger Arnold | Eccentric screw pump |
| US5779460A (en) * | 1996-06-07 | 1998-07-14 | Ici Canada Inc. | Progressive cavity pump with tamper-proof safety |
| CN2454568Y (en) * | 2000-12-22 | 2001-10-17 | 刘进明 | Combined screw pump |
| CN2699013Y (en) * | 2004-06-08 | 2005-05-11 | 杭州兴龙泵业有限公司 | Single screw pump with long lead and spiral cavity |
| JP2008523314A (en) * | 2004-12-15 | 2008-07-03 | ネッチュ−モーノプンペン ゲーエムベーハー | Small eccentric screw pump |
| CN203867887U (en) * | 2014-03-19 | 2014-10-08 | 吉效科 | Novel oil-gas mixed transportation pump unit |
-
2014
- 2014-03-19 CN CN201410102867.8A patent/CN103925210A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358390A (en) * | 1992-11-11 | 1994-10-25 | Jaeger Arnold | Eccentric screw pump |
| US5779460A (en) * | 1996-06-07 | 1998-07-14 | Ici Canada Inc. | Progressive cavity pump with tamper-proof safety |
| CN2454568Y (en) * | 2000-12-22 | 2001-10-17 | 刘进明 | Combined screw pump |
| CN2699013Y (en) * | 2004-06-08 | 2005-05-11 | 杭州兴龙泵业有限公司 | Single screw pump with long lead and spiral cavity |
| JP2008523314A (en) * | 2004-12-15 | 2008-07-03 | ネッチュ−モーノプンペン ゲーエムベーハー | Small eccentric screw pump |
| CN203867887U (en) * | 2014-03-19 | 2014-10-08 | 吉效科 | Novel oil-gas mixed transportation pump unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089745A (en) * | 2016-08-08 | 2016-11-09 | 天津市百利溢通电泵有限公司 | A kind of subduction electric pump unit combined system |
| CN106089745B (en) * | 2016-08-08 | 2018-10-16 | 天津市百利溢通电泵有限公司 | A kind of subduction electric pump unit combined system |
| CN112844969A (en) * | 2020-12-31 | 2021-05-28 | 无锡唯勒科技有限公司 | Lithium battery slurry duplex screw pump and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101016834B (en) | Straight line driving screw pump oil production system | |
| CN102996455B (en) | Oil injection screw compressor lubrication pressure energy recovery system | |
| CN101182765B (en) | Single well pressure boost gas production device | |
| CN204611345U (en) | A kind of synchronous revolving oil gas combined transportation device | |
| CN101705944B (en) | Underwater vertical oil-gas multiphase pump for offshore production wells | |
| US6135723A (en) | Efficient Multistage pump | |
| CN103925210A (en) | Novel oil-gas mixing conveying pump set | |
| CN203867887U (en) | Novel oil-gas mixed transportation pump unit | |
| CN102182680B (en) | Multi-stage speed changing screw pump | |
| CN101429936B (en) | Down-hole double-screw type oil gas multi-phase mixed pump | |
| US6783331B2 (en) | System and method of multiple-phase pumping | |
| CN101696687A (en) | Semi-closed double-screw oil-gas mixed pump for underwater operation | |
| CN103967735A (en) | Hydraulic drive type slurry sucking and discharging device | |
| CN103388676A (en) | Efficient coupling variable-frequency speed regulating system and speed regulating method | |
| CN106499646B (en) | Novel evacuated compressibility | |
| CN205400703U (en) | Novel electricity drives fracturing sled | |
| CN201925529U (en) | Check valve | |
| CN211901133U (en) | Closed hydraulic system for scraper conveyor | |
| CN211258998U (en) | Direct-drive cam rotor pump | |
| CN206448983U (en) | Novel evacuated compressibility | |
| CN103277305A (en) | Eccentric multiphase oil-gas transportation pump | |
| CN2876064Y (en) | Oil gas stable pressure cylinder | |
| CN204402870U (en) | One waits wall thickness single screw type oil-gas mixed delivery pump | |
| CN112943205A (en) | Multifunctional equipment integrating sand mulling and fracturing functions | |
| CN208749542U (en) | The two stages of compression double-screw type air compressor head of asynchronous ventilated machine driving |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140716 |