CN205937090U - Novel fluid end of fracturing pump is from lubricating system - Google Patents
Novel fluid end of fracturing pump is from lubricating system Download PDFInfo
- Publication number
- CN205937090U CN205937090U CN201620904584.XU CN201620904584U CN205937090U CN 205937090 U CN205937090 U CN 205937090U CN 201620904584 U CN201620904584 U CN 201620904584U CN 205937090 U CN205937090 U CN 205937090U
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- China
- Prior art keywords
- valve
- pump
- grease
- oil
- lubricating
- 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.)
- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 39
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 16
- 239000010687 lubricating oil Substances 0.000 claims abstract description 51
- 239000003921 oil Substances 0.000 claims abstract description 39
- 238000005461 lubrication Methods 0.000 claims abstract description 24
- 239000004519 grease Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 4
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 210000001215 vagina Anatomy 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 5
- 239000002828 fuel tank Substances 0.000 description 9
- 238000012856 packing Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model provides a novel fluid end of fracturing pump is from lubricating system, characterized by comprises lubrication gun, choke valve, elbow connection, check valve, lubricating oil pipe, fixing base, distribution valve, straight joint, the lubricated person in charge, manometer, oil return line, overflow valve, oil filter, 90 elbow connections, manual ball valve, fluid end lubricating -oil tank. Lubricated one end connection pressure table, the overflow valve be responsible for links to each other with the lubrication gun, and the other end is connected with the distribution valve, the distribution valve is equipped with 3 exports, and every export is connected with the check valve through oil pipe respectively, and check valve one end is led to the turn the corner joint and is connected with the pump head lubricate hole, oil return line one end links to each other with the lubrication gun, and one end is connected with oil filter, 90 elbow connections, fluid end lubricating -oil tank, manual ball valve passes through the thread tightening on fluid end lubricating -oil tank, fluid end lubricating -oil tank goes on being connected with the lubrication gun through the pipeline after the essence is filtered to lubricating oil.
Description
Technical field
This utility model patent is related to the fluid power on the reciprocating pressure break plunger displacement pump in a kind of conveyance fluid equipment of oil field
End lubricating system device is it is adaptable to the oil circuit of high-power pressure break pumping installations hydraulic end lubricating system improves.It is related to oil gas field
Drilling-production equipment manufacturing technology field.
Background technology
Reciprocating pressure break plunger displacement pump is widely used in each elephant field at present, with oil well drilling depth not
Disconnected increasing, fracturing pump applying working condition condition also constantly deteriorates, and market proposes higher requirement to the serviceability of fracturing pump, and moistens
Sliding system be to ensure that again the normal use of fracturing pump to pass factor so that good lubrication is extending making of packing_seal part
Normal use with life-span and guarantee fracturing pump.Pressure break hydraulic end of plunger pump lubricating system is widely used in the market two
The mode of kind：A kind of for lubricating oil from fuel tank through external gear pump --- oil filter --- distribution pipe --- choke valve ----packing, this
Lubricating system needs a power takeoff providing external connection power source, and the power total load that can increase electromotor output becomes with taking
The power takeoff interface of fast case；The second way is lubricating oil from --- distribution pipe --- throttling through pneumatic diaphragm pump of lubrication gas tank
Valve --- packing lubricates, and this lubricating system is required to provide the device of external gas source, installs equipment numerous and diverse, that occupancy is limited
Assembly space.Due to higher to big pump pressure and displacement requirements in pressure break operating mode, lead to pressure break pump packing assembly life-span shorter,
Often there is fracturing fluid to enter in stuffing box with plunger, lubricating oil is polluted, leads to lubricating oil can not recycle and reuse, no
The waste of resource only can be caused and pollute environment.
Content of the invention
The purpose of this utility model is for the deficiency on traditional pressure break pump hydraulic end lubricating system, on the one hand from power taking
In mode, lubricating system is improved, can be obtained effectively by the packing assembly that easy device guarantees pressure break pump hydraulic end
Lubrication, on the other hand setting fluid end grease-box, by filtering, lubricating oil is reused, active response oil field green ring
The call protected.
Object above is achieved through the following technical solutions：
A kind of fracturing pump of this utility model new fluid end self lubricating system, is characterized in that by grease pump, choke valve, curved
Joint, check valve, lubricating oil pipe, fixed seat, distributing valve, straight joint, lubrication supervisor, pressure gauge, oil return pipeline, overflow valve, filter
Oily device, 90 ° of bent subs, manual ball valve, fluid end grease-box compositions.Grease pump is bolted on big pump end cap,
Choke valve is fixed on distributing valve by thread seal；Distributing valve is bolted on pump case welded plate, and bent sub passes through
Screw thread one end is fixed on pump head, and the other end is connected with lubricating oil pipe；Check valve by thread seal on lubricating oil pipe, fixed seat
Fixing lubrication supervisor is used for by bolt；Lubrication supervisor one end connects pressure gauge, overflow valve, is connected with grease pump, the other end
It is connected with distributing valve；Distributing valve is provided with 3 outlets, and each outlet is connected with check valve by oil pipe respectively, check valve one
End is connected with pump head oilhole by bent sub；Oil return pipeline one end is connected with grease pump, one end and oil filter, 90 °
Bent sub, fluid end grease-box are connected；Manual ball valve is threadedly secured on fluid end grease-box；Fluid end lubricates
Fuel tank is integrated in below fluid end draw-off tray, lubricating oil is carried out be connected with grease pump by pipeline after essence filters.
Operation principle of the present utility model：Grease pump passes through lubricating oil pipe from fracturing pump pinion shaft power taking, gear pump
Lubricating oil is extracted from fluid end grease-box, at fuel-tank outlet, is welded with filter screen, coarse filtration can be carried out to lubricating oil,
Avoid the bulky grain residue in lubricating oil to enter oil pipe, lubricating oil connects through 90 ° of bent subs, enter oil filter and carry out essence filtration
Afterwards lubrication main oil pipe is entered from oil-out by gear pump pressurization, pipeline is connected with overflow valve one end, and the lubricating oil of superpressure is entered
Return fuel tank after row off-load, the other end is connected with pressure gauge straight joint, lubrication is observed by the pressure gauge being connected on main oil pipe
Oil pressure, by choke valve to enter distributing valve in lubricating oil pressure be adjusted, after being adjusted to convenient pressure, lubricating oil by point
Join three of valve outlets and respectively hydraulic end sealed assembly entered after check valve by lubricating oil pipe and sealing member is lubricated,
Waste oil after lubrication carries out collecting by the draw-off tray of pressure break pump hydraulic end bottom and returns in fluid end grease-box, forms lubrication
Loop.Manually ball valve carries out blowdown cleaning to grease-box, the outlet of grease-box apart from tank bottoms also have one end away from
From, can be used for deposit fuel tank in residue and water, extend lubricating oil usage cycles, check valve can prevent gear pump stop work
The backflow of lubricating oil after work.This pressure break pump hydraulic end self-lubricating mode can not ensure packing in the case of external power taking
Sufficiently lubricated, lubricating oil can also be reclaimed and be reused by filters.
This utility model advantage is as follows：
1st, grease pump is integrated in big pump pinion axial end by this utility model, need not external power takeoff, make big pump move
Power obtains abundant, rational utilization, reduces assembly cost and whole machine layout difficulty.
2nd, fluid end grease-box is integrated in fluid end draw-off tray bottom by this utility model, lubricating oil is carried out reclaim weight
Multiple utilization, forms lubricating loop by gear pump after filtering through thick, thin oil filter, it is to avoid residue enters gear pump and gear pump is made
Become to damage.
3rd, fluid end grease-box bottom of the present utility model is provided with the manual ball valve of blowdown, is easy to the discharge of waste oil
Cleaning with fuel tank；The oil-out of fuel tank also has certain distance apart from bottom, can be used for deposition fraction enter fuel tank residue and
Water, it is to avoid enter gear pump, causes to gear pump to damage.
4th, this utility model hydraulic end lubricating system is configured with pressure gauge, choke valve, can adjust lubricating oil pressure
One suitable within the scope of it is ensured that fluid end can sufficiently be lubricated, delay the abrasion of sealing member, extend making of packing
Use the life-span.
Brief description：
Fig. 1 is top view of the present utility model；
In figure, 1, grease pump；2nd, choke valve；3rd, bent sub；4th, check valve；5th, lubricating oil pipe.
Fig. 2 is front view of the present utility model；
In figure, 6, fixed seat；7th, distributing valve；8th, straight joint；9th, lubrication supervisor；10th, pressure gauge；11st, oil return pipeline；
12nd, overflow valve；13rd, oil filter；14th, 90 ° of bent subs；15th, manual ball valve；16th, fluid end grease-box.
Fig. 3 is side view of the present utility model.
Specific embodiment
In conjunction with accompanying drawing embodiment, to a kind of fracturing pump of this utility model, new fluid end self lubricating system is made furtherly
Bright：
In Fig. 1 top view, part 1 is grease pump, part 2 is choke valve, part 3 is bent sub, part 4 is check valve, part 5 is profit
Oil pipe；In Fig. 2 front view, part 6 is fixed seat, part 7 is distributing valve, part 8 is straight joint, part 9 is lubrication supervisor, part 10 is pressure
Power table, part 11 are oil return pipeline, part 12 is overflow valve, part 13 is oil filter, part 14 is 90 ° of bent subs, part 15 is manual ball valve,
Part 16 is fluid end grease-box.
Connected mode of the present utility model, part 1 grease pump is bolted on big pump end cap, and part 2 choke valve leads to
Cross thread seal to be fixed on distributing valve；Part 7 distributing valve is bolted on pump case welded plate, and part 3 bent sub passes through spiral shell
Stricture of vagina one end is fixed on pump head, and the other end is connected with part 5 lubricating oil pipe；Part 4 check valve by thread seal on lubricating oil pipe, Gu
Reservation is used for fixture 9 lubrication supervisor by bolt；Part 9 lubrication supervisor's one end connection 10 pressure gauge, part 12 overflow valve, with part
1 grease pump is connected, and the other end is connected with part 7 distributing valve；Part 7 distributing valve is provided with 3 outlets, and part is passed through in each outlet respectively
5 lubricating oil pipes are connected with part 4 check valve, and part 4 check valve one end is connected with pump head oilhole by part 3 bent sub；Part
11 oil return pipeline one end are connected with part 1 grease pump, and one end is moistened with part 13 oil filter, 14 90 ° of bent subs of part, part 16 fluid end
Oil tank is connected；Part 15 manual ball valve is threadedly secured on part 16 fluid end grease-box；Part 16 fluid end lubricating oil
Case is integrated in below fluid end draw-off tray, lubricating oil is carried out be connected with part 1 grease pump by pipeline after essence filters.
Operation principle of the present utility model：Part 1 grease pump is moistened by part 5 from fracturing pump pinion shaft power taking, gear pump
Lubricating oil is extracted from part 16 fluid end grease-box by oil pipe, and part 16 fluid end grease-box exit is welded with filter
Net, can carry out coarse filtration to lubricating oil, it is to avoid the bulky grain residue in lubricating oil enters oil pipe, and lubricating oil is curved through 14 90 ° of part
Joint connects, and enters part 13 oil filter and carries out entering lubrication supervisor, pipeline and part by gear pump pressurization from oil-out after essence filters
12 overflow valve one end are connected, and carry out return 16 fluid end grease-box, the other end and pressure after off-load to the lubricating oil of superpressure
Power table straight joint is connected, and observes lubricating oil pressure by part 10 pressure gauge being connected on lubrication supervisor, by part 2 choke valve to entering
The lubricating oil pressure entering in part 7 distributing valve is adjusted, and after being adjusted to convenient pressure, lubricating oil is by three outlets point of distributing valve
Do not enter hydraulic end sealed assembly after part 4 check valve by part 5 lubricating oil pipe sealing member is lubricated, useless after lubrication
Oil carries out collecting by the draw-off tray of pressure break pump hydraulic end bottom and returns in part 16 fluid end grease-box, formation lubricating loop.
Blowdown cleaning is carried out by part 15 manual ball valve to grease-box, the outlet of grease-box apart from tank bottoms also have one end away from
From can be used for depositing the residue in fuel tank and water, extend the usage cycles of lubricating oil, part 4 check valve can prevent gear pump from stopping
The backflow of lubricating oil after only working.This pressure break pump hydraulic end self-lubricating mode can be in not guarantee disk in the case of outer power taking
Root is sufficiently lubricated, and lubricating oil can also be reclaimed and be reused by filters.
Claims (1)
1. the new fluid end self lubricating system of a kind of fracturing pump, it is characterized in that by grease pump, choke valve, bent sub, check valve,
Lubricating oil pipe, fixed seat, distributing valve, straight joint, lubrication supervisor, pressure gauge, oil return pipeline, overflow valve, oil filter, 90 ° curved connect
Head, manual ball valve, fluid end grease-box composition；Grease pump is bolted on big pump end cap, and choke valve passes through spiral shell
Stricture of vagina sealing is fixed on distributing valve；Distributing valve is bolted on pump case welded plate, and bent sub is fixed by screw thread one end
On pump head, the other end is connected with lubricating oil pipe；By thread seal on lubricating oil pipe, fixed seat is used for check valve by bolt
Fixing lubrication supervisor；Lubrication supervisor one end connects pressure gauge, overflow valve, is connected with grease pump, the other end is connected with distributing valve
Connect；Distributing valve is provided with 3 outlets, and each outlet is connected with check valve by oil pipe respectively, and bent sub is passed through in check valve one end
It is connected with pump head oilhole；Oil return pipeline one end is connected with grease pump, one end and oil filter, 90 ° of bent subs, fluid ends
Grease-box is connected；Manual ball valve is threadedly secured on fluid end grease-box；Fluid end grease-box is integrated in liquid
Below the draw-off tray of power end, lubricating oil is carried out be connected with grease pump by pipeline after essence filters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620904584.XU CN205937090U (en) | 2016-08-19 | 2016-08-19 | Novel fluid end of fracturing pump is from lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620904584.XU CN205937090U (en) | 2016-08-19 | 2016-08-19 | Novel fluid end of fracturing pump is from lubricating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937090U true CN205937090U (en) | 2017-02-08 |
Family
ID=57947943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620904584.XU Expired - Fee Related CN205937090U (en) | 2016-08-19 | 2016-08-19 | Novel fluid end of fracturing pump is from lubricating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937090U (en) |
-
2016
- 2016-08-19 CN CN201620904584.XU patent/CN205937090U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |