CN207177778U - A kind of circulation well washing vehicle for water injection well of oil field - Google Patents
A kind of circulation well washing vehicle for water injection well of oil field Download PDFInfo
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- CN207177778U CN207177778U CN201721098873.6U CN201721098873U CN207177778U CN 207177778 U CN207177778 U CN 207177778U CN 201721098873 U CN201721098873 U CN 201721098873U CN 207177778 U CN207177778 U CN 207177778U
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Abstract
The utility model discloses a kind of circulation well washing vehicle for water injection well of oil field, belongs to oiliness sewage treatment technical field, solves existing oilfield well cleanout truck processing sewage lack of targeted, operating efficiency is low, pollution environment, the problem of operating cost is high.Device includes car body and gearbox and the electrical control cubicles, filtered water tank, filter group, sand-removal device and the decompression water feed apparatus being connected with sand-removal device, main power takeoff, three cylinder pump, sump oil case and the high pressure straight tube that are arranged on car body.The utility model uses efficient air-floating inclined tube oil removal technology, treatment effeciency height；Filter group ensures that effluent quality reaches water injection well reinjected water water quality requirement；Multiple security protection measure is taken, can guarantee that system securely and reliably works；Water injection well not decompression cycle well-flushing, well-flushing waste water is not outer to be arranged, and pollutant in water injection well capable of washing, is reduced oilfield environment pollution, is realized that effluent cycle utilizes, and is improved water-injection efficiency, oil production and is shortened water injection well time between well-flushings, and improves water resources comprehensive utilization rate.
Description
Technical field
The utility model belongs to oiliness sewage treatment technical field, and in particular to a kind of circulation well washing vehicle for water injection well of oil field.
Background technology
Oil field pumping well, due to drop in formation pressure, causes the problems such as oil recovery amount is low, cost is high in oil recovery process, needs
By water injection well to stratum water filling, increase strata pressure, improve oil production.Due to water and stratum after water injection well work a period of time
In suspension, impurity and other factorses cause water filling rock stratum water absorbing capacity to decline, water injection pressure rise so as to increase water filling into
This.Pollutant in water injection well need to be cleaned by well washing equipment to reduce cost, reduce water injection pressure.And in well-flushing waste water
Containing polluters such as a large amount of oils, suspension, silts, undesirable for use as reinjected water, being discharged into surrounding enviroment can be to surrounding enviroment
Pollute, therefore it need to be handled.
In conventional washing well process, well-washing truck needs more cars to coordinate well-flushings, well-flushing return out sewage be discharged into surrounding enviroment or
Sewage Disposal processing is transported to using tank car.Because national environmental protection policy limits, it is infeasible that well flushing waste water is discharged on the spot.At present
Generally using tank car or ad hoc Pipeline transport to Combined Treatment station, so as to cause the series of problems such as duration of well flushing length, cost height.Follow
It is up to standard that ring well-washing truck can return out well-flushing sewage disposal, and re-injects water injection well, can reduce water resource waste, improve well-flushing effect
Rate, reduce well-flushing cost, protection oil field surrounding enviroment quality.The water treatment vehicle that current processing well-flushing returns out sewage is various informative,
The problem of being primarily present is that processing technological flow is complicated, efficiency is low, cost is high, complex operation etc..
Utility model content
The purpose of this utility model is to provide a kind of circulation well washing vehicle for water injection well of oil field, difficult to solve existing oilfield well cleanout truck
According to well-flushing waste water pollutant characteristic, targetedly to handle such sewage, cause low operating efficiency, pollution environment, operation into
The problem of this is high.
In order to achieve the above object, the technical solution adopted in the utility model is：
A kind of circulation well washing vehicle for water injection well of oil field, including car body and gearbox and be arranged on car body electrical control cubicles, clear water
Case, filter group, sand-removal device and the decompression water feed apparatus being connected with sand-removal device, in addition to main power takeoff, three cylinder pump, sump oil
Case and high pressure straight tube, the input of main power takeoff are connected with gearbox, and output end is connected with three cylinder pump and chassis vehicle back axle respectively；
The entrance of three cylinder pump is connected with oil removal case and filtered water tank respectively, and the outlet of three cylinder pump is connected with escape piping and pressure gauge respectively,
The tail end of escape piping is provided with delivery port, and filtered water tank is connected with filter group；Filter group includes at least three filters, oil removal
Case is connected provided with pipeline pump with filter group, and oil removal case is connected by blow-off pipe with sump oil case, and iron removaling is additionally provided with oil removal case
Device is connected with sand-removal device；Sand-removal device includes sandbox and at least two-stage desander, parallel connection between desander at the same level, with another level
Desander is connected, and desander connects with sandbox, and sandbox bottom is provided with sand removing hole；High pressure straight tube is intake with delivery port and decompression respectively
The water inlet connection of device.
In order to further realize the utility model, escape piping is connected with three cylinder pump and safety valve respectively by discharge pipe,
The three cylinder pump port of export is provided with safety valve, and the overfall of safety valve is provided with overflow pipe, and plug valve and choke valve are provided with by near caudal end part,
Choke valve is connected with oil removal case.
In order to further realize the utility model, the outside of oil removal case is provided with dissolving, dissolving one end and oil removal case
Outlet connection, the other end are connected by return duct with the entrance of oil removal case, and return duct is provided with air dissolved pump.
In order to further realize the utility model, cage shaft coupling is provided between the output end and three cylinder pump of main power takeoff.
In order to further realize the utility model, oil removal case is air supporting inclined tube oil removal case.
In order to further realize the utility model, oil removal case is air supporting inclined tube oil removal case.
The utility model has the beneficial effect that compared to prior art：
The utility model uses efficient air-floating inclined tube oil removal technology, and treatment effeciency is high, and occupation area of equipment is small, in light weight；
Using multistage filter group, it is ensured that processing system final outflow water water quality reaches water injection well reinjected water water quality requirement；Operation power
All from chassis car engine, can be worked independently independent of external equipment, therefore to clean-out service place appointed condition
Without particular/special requirement；Multiple security protection measure is taken, can guarantee that system securely and reliably works；Water injection well not decompression cycle well-flushing,
Well-flushing waste water is not outer to be arranged, and pollutant in water injection well capable of washing, is reduced oilfield environment pollution, is realized that effluent cycle utilizes, improve note
Water efficiency, oil production and shorten water injection well time between well-flushings, and improve water resources comprehensive utilization rate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 rearview；
Fig. 3 is Fig. 1 left view.
Reference implication is as follows：1st, main power takeoff；2nd, three cylinder pump；3rd, sump oil case；4th, oil removal case；5th, filtered water tank；6th, mistake
Filter group；7th, pipeline pump；8th, blow-off pipe；9th, tramp iron separator；10th, sandbox；11st, desander；12nd, sand removing hole；13rd, overflow pipe；14th, arrange
Outlet pipe；15th, safety valve；16th, delivery port；17th, plug valve；18th, choke valve；19th, dissolving；20th, return duct；21st, air dissolved pump；
22nd, cage shaft coupling；23rd, pressure gauge；24th, car body；25th, electrical control cubicles；26th, self priming pump；27th, high pressure straight tube；28th, water inlet.
Embodiment
The utility model is described further with reference to the accompanying drawings and detailed description.
As Figure 1-3, a kind of circulation well washing vehicle for water injection well of oil field, including car body and gearbox and be arranged on car body
Electrical control cubicles 25, filtered water tank 5, filter group 6, sand-removal device and the decompression water feed apparatus being connected with sand-removal device, in addition to master take
Power device 1, three cylinder pump 2, sump oil case 3 and high pressure straight tube 27, the input of the main power takeoff 1 are connected with gearbox, output end point
It is not connected with three cylinder pump 2 and chassis vehicle back axle, cage shaft coupling 22 is provided between the output end and three cylinder pump 2 of main power takeoff 1；Three
The entrance of cylinder pump 2 connects with oil removal case 4 and filtered water tank 5 respectively, and the outlet of three cylinder pump 2 connects with escape piping and pressure gauge 23 respectively
Connect, the tail end of escape piping is provided with delivery port 16, and escape piping is connected with three cylinder pump 2 and safety valve 15 respectively by discharge pipe 14
Connect, the port of export of three cylinder pump 2 is provided with safety valve 15, and the overfall of safety valve 15 is provided with overflow pipe 13, cock is provided with by near caudal end part
Valve 17 and choke valve 18, choke valve 18 are connected with oil removal case 4, and oil removal case 4 is air supporting inclined tube oil removal case, filtered water tank 5 and filter
The connection of group 6；The filter group 6 includes at least three filters, and oil removal case 4 is connected provided with pipeline pump 7 with filter group 6,
Oil removal case 4 is connected by blow-off pipe 8 with sump oil case 3, and tramp iron separator 9 is additionally provided with oil removal case 4 and is connected with sand-removal device, oil removal case 4
Outside be provided with dissolving 19, the one end of dissolving 19 is connected with the outlet of oil removal case 4, and the other end passes through return duct 20 and oil removal case
4 entrance connection, return duct 20 are provided with air dissolved pump 21；The sand-removal device includes sandbox 10 and at least two-stage desander 11,
It is in parallel between desander 11 at the same level, connected with another grade of desander 11, desander 11 is connected with sandbox 10, and the bottom of sandbox 10 is provided with
Sand removing hole 12；Water inlet 28 of the high pressure straight tube 27 respectively with delivery port 16 and decompression water feed apparatus is connected.
During operation, flushing fluid pressure itself effect under, told by the way that water inlet 28 is counter to well-washing truck, through well-washing truck depressurize into
Enter desander 11 after water installations decompression and remove sewage sand grains, sand grains eventually enters into sandbox 10 and stored；Remove the sewage of sand grains
Iron is pruned by tramp iron separator 9 and removed, subsequently into oil removal case 4；Oil removal case 4 uses air supporting tube settler technology by Oil in Sewage Water class
Deng the pollutant smaller than water density and the pollutant removal bigger than water density；Sewage after the preliminary treatment of oil removal case 4 passes through
The re-injection of delivery port 16 of three cylinder pump 2 and discharge pipe 14 constantly carries out circular treatment successively to water injection well；Spued when water injection well is counter
Pipeline pump 7 is opened when pollutant concentration is relatively low, sewage enters filter group 6 and carries out advanced treating；It is clear after the processing of filter group 6
Water is stored in filtered water tank 5, and now the connecting pipe valve of three cylinder pump 2 and filtered water tank 5 is opened, the pipeline valve being connected with oil removal case 4
Door is closed, that is, the clear water after handling is flowed into after filtered water tank by three cylinder pump pressurization injection water injection well.To ensure the safety of equipment work
Property, escape piping is provided with safety valve 15, when water filling well plugging causes water injection pressure to exceed system design operating pressure, safety valve
15 automatically open up pressure release.The power resources of three cylinder pump 2 are in chassis car engine, by the output of main power takeoff 1 after engine is started
When end is located at output end, hangs and close chassis vehicle gearbox-gear, engine power driving three cylinder pump 2 works；When main power takeoff 1
When output end is located at lower output end, when hanging conjunction chassis vehicle gearbox-gear, engine driving moves well-washing truck.
Claims (5)
1. a kind of circulation well washing vehicle for water injection well of oil field, including car body and gearbox and be arranged on car body electrical control cubicles, filtered water tank,
Filter group, sand-removal device and the decompression water feed apparatus being connected with sand-removal device, it is characterised in that：Also include main power takeoff（1）、
Three cylinder pump（2）, sump oil case（3）With high pressure straight tube（27）, the main power takeoff（1）Input be connected with gearbox, output end
Respectively with three cylinder pump（2）Connected with chassis vehicle back axle；Three cylinder pump（2）Entrance respectively with oil removal case（4）And filtered water tank（5）Even
It is logical, three cylinder pump（2）Outlet respectively with escape piping and pressure gauge（23）Connection, the tail end of escape piping are provided with delivery port
（16）, filtered water tank（5）With filter group（6）Connection；The filter group（6）Including at least three filters, oil removal case（4）On
Provided with pipeline pump（7）With filter group（6）Connection, oil removal case（4）Pass through blow-off pipe（8）With sump oil case（3）Connection, oil removal case
（4）On be additionally provided with tramp iron separator（9）It is connected with sand-removal device；The sand-removal device includes sandbox（10）At least two-stage desander
（11）, desander at the same level（11）Between it is in parallel, with another grade of desander（11）Series connection, desander（11）With sandbox（10）Connection,
Sandbox（10）Bottom is provided with sand removing hole（12）；The high pressure straight tube（27）Respectively with delivery port（16）With entering for decompression water feed apparatus
The mouth of a river（28）Connection.
2. circulation well washing vehicle for water injection well of oil field as claimed in claim 1, it is characterised in that：The escape piping passes through discharge pipe
（14）Respectively with three cylinder pump（2）And safety valve（15）Connection, three cylinder pump（2）The port of export is provided with safety valve（15）, safety valve（15）
Overfall be provided with overflow pipe（13）, plug valve is provided with by near caudal end part（17）And choke valve（18）, choke valve（18）With oil removal
Case（4）Connection.
3. circulation well washing vehicle for water injection well of oil field as claimed in claim 1 or 2, it is characterised in that：The oil removal case（4）Outside
Provided with dissolving（19）, dissolving（19）One end and oil removal case（4）Outlet connection, the other end passes through return duct（20）With oil removal
Case（4）Entrance connection, return duct（20）It is provided with air dissolved pump（21）.
4. circulation well washing vehicle for water injection well of oil field as claimed in claim 3, it is characterised in that：The main power takeoff（1）Output
End and three cylinder pump（2）Between be provided with cage shaft coupling（22）.
5. circulation well washing vehicle for water injection well of oil field as claimed in claim 4, it is characterised in that：The oil removal case（4）It is oblique for air supporting
Pipe oil removal case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098873.6U CN207177778U (en) | 2017-08-30 | 2017-08-30 | A kind of circulation well washing vehicle for water injection well of oil field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098873.6U CN207177778U (en) | 2017-08-30 | 2017-08-30 | A kind of circulation well washing vehicle for water injection well of oil field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207177778U true CN207177778U (en) | 2018-04-03 |
Family
ID=61739509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721098873.6U Expired - Fee Related CN207177778U (en) | 2017-08-30 | 2017-08-30 | A kind of circulation well washing vehicle for water injection well of oil field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207177778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023097849A1 (en) * | 2021-12-01 | 2023-06-08 | 烟台杰瑞石油装备技术有限公司 | Well washing and paraffin removing vehicle |
-
2017
- 2017-08-30 CN CN201721098873.6U patent/CN207177778U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023097849A1 (en) * | 2021-12-01 | 2023-06-08 | 烟台杰瑞石油装备技术有限公司 | Well washing and paraffin removing vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 |