CN202073516U

CN202073516U - Automatic control device for concentrated water spitting of water distributing station

Info

Publication number: CN202073516U
Application number: CN2011202089967U
Authority: CN
Inventors: 何伟民; 史成
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-21
Filing date: 2011-06-21
Publication date: 2011-12-14
Anticipated expiration: 2021-06-21

Abstract

The utility model relates to an automatic control device for the concentrated water spitting of a water distributing station, which mainly solves the problems that the water spitting of the traditional tank car is limited by oil and water well spacing, inter-well obstacles and seasonal conditions, and workers have high labor intensity. The automatic control device for the concentrated water spitting of the water distributing station is characterized in that a sewage discharge outlet (8) is arranged at the lower side of a sand storage tank (10), and two cyclone desanders (4) are connected with the upper end of the sand storage tank (10) in parallel; the upper ends of the two cyclone desanders (4) are communicated with each other, and the upper end of the sand storage tank (10) is connected with a safety valve (9); the water inlet pipe of the cyclone desander (4) at the left side is connected with an inlet control valve (1), a safety stop valve (2) and a pressure gauge (3) from left to right in series, and the water outlet pipe of the cyclone desander (4) at the right side is connected with a filter (5), an outlet control valve (6) and a flowmeter (7) from right to left in series. The automatic control device for the concentrated water spitting of the water distributing station has the characteristics of direct operation in the water distributing station, no limitations from seasons, the well spacing, the inter-well obstacle and surrounding environment of a water well, and reduction in the labor intensity of the workers and production costs.

Description

Distributing room for water injection is concentrated the guttation self-con-tained unit

Technical field

The utility model relates to oil recovery field, oil field distributing room for water injection used water discharge device, especially distributing room for water injection and concentrates the guttation self-con-tained unit.

Background technology

Guttation be can not the daily management of Flushing tubular column water injection well important means, be one of important measures that improve flood effectiveness, maintenance and recovery oil reservoir water absorbing capacity.The returning fluid of guttation directly effluxed in the past, and impurity such as a large amount of sump oils, silt and ferrous sulfide carry in the returning fluid of guttation, cause environment pollution.For avoiding the pollution of effluent discharge to environment, and effectively utilize water resource, the guttation method mainly is to utilize tank car and movable well-flushing car to collect the well liquid of guttation discharging at present.Utilizing well-flushing car guttation is that water injection well is connected with hose with near rod-pumped well, and returning fluid is discharged to the oil well production pipeline, realizes that airtight well flushing waste water does not have to efflux.But near the well rod-pumped well must be arranged, well spacing is inapplicable above 200 meters, manually puts the receipts hose; Utilize the tank car guttation, need be according to many tank cars of discharge capacity, can only use in annual 4-October, other times can't use, several operators cooperate loading and unloading to connect water pipe, staff labor intensity is big, producing cost is high, is subjected to oil-water well apart from bigger problems of condition restriction such as obstructions between, well but also exist discontinuous, second-rate and use, and is unfavorable for applying.

Summary of the invention

Be subjected to condition restriction and the big problems of labor strength such as obstruction, season and well site physical features between oil-water well distance, well in order to solve existing tank car guttation.The utility model provides a kind of distributing room for water injection to concentrate the guttation self-con-tained unit.This distributing room for water injection concentrates the guttation self-con-tained unit to have direct control in distributing room for water injection; be not subjected to the restriction of obstruction between season, well spacing, well and well surrounding environment; the airtight well-flushing of overall process; sewage does not have and effluxes, and has not only protected environment, has saved precious water resource, reduced working strength of workers but also has reduced the characteristics of cost of production.

The technical solution of the utility model is: this distributing room for water injection concentrates the guttation self-con-tained unit to comprise inlet control valve, safety shutoff valve, hydrocyclone, strainer and discharge control valve, sand tank and safety valve.The sand tank downside has sewage draining exit, the sand tank upper end also is connected with 2 hydrocyclones, 2 hydrocyclone upper ends are connected, the sand tank upper end is connected with safety valve, be in series with inlet control valve, safety shutoff valve and pressure meter from left to right on the water inlet pipe of left side hydrocyclone, be in series with strainer, discharge control valve and flow meter on the outlet pipe of right side hydrocyclone from right to left.

The utlity model has following beneficial effect: this distributing room for water injection is concentrated the guttation self-con-tained unit owing to adopt the sand tank downside that sewage draining exit is arranged, the sand tank upper end also is connected with 2 hydrocyclones, 2 hydrocyclone upper ends are connected, the sand tank upper end is connected with safety valve, be in series with inlet control valve, safety shutoff valve and pressure meter from left to right on the water inlet pipe of left side hydrocyclone, be in series with strainer, discharge control valve and flowmeter structure on the outlet pipe of right side hydrocyclone from right to left.Back with water inlet line and water outlet pipeline directly are connected with water injection well valve group and gathering system; direct control in distributing room for water injection; be not subjected to the restriction of obstruction between season, oil well well spacing, well and well surrounding environment; the airtight well-flushing of overall process; sewage does not have and effluxes, and has not only protected environment, has saved precious water resource, reduced working strength of workers but also has reduced cost of production.This distributing room for water injection concentrates the guttation self-con-tained unit to have direct control in distributing room for water injection thus; be not subjected to the restriction of obstruction between season, well spacing, well and well surrounding environment; the airtight well-flushing of overall process; sewage does not have and effluxes, and has not only protected environment, has saved precious water resource, reduced working strength of workers but also has reduced the characteristics of cost of production.

Description of drawings:

Accompanying drawing 1 is the utility model structural representation.

1-inlet control valve among the figure, 2-safety shutoff valve, 3-pressure meter, 4-hydrocyclone, 5-strainer, 6-discharge control valve, 7-flow meter, 8-sewage draining exit, 9-safety valve, 10-sand tank.

The specific embodiment:

The utility model is described in further detail below in conjunction with accompanying drawing:

As shown in drawings, this distributing room for water injection concentrates the guttation self-con-tained unit to comprise inlet control valve 1, safety shutoff valve 2, hydrocyclone 4, strainer 5 and discharge control valve 6, sand tank 10 and safety valve 9.Sand tank 10 downsides have sewage draining exit 8, sand tank 10 upper ends also are connected with 2 hydrocyclones 4,2 hydrocyclone 4 upper ends are connected, after water process inlet control valve 1 that goes out when water injection well is counter and safety shutoff valve 2 enter hydrocyclone 4 processing, entrained impurity such as most of silt are separated to sink in the sand tank 10 and get rid of through sewage draining exit 8, after water further purifies through strainer 5 again, thereby be delivered to the quality that oil collecting system has further improved sewage quality, reduced ground system is exerted an influence.Sand tank 10 upper ends are connected with safety valve 9, if inlet control valve 1 and safety shutoff valve 2 break down, in the time of can't blocking inlet pipeline; safety valve 9 moves immediately; pressure is laid down, the unlikely damage of each member in the protective device, sand tank 10 inner product sand are got rid of by sewage draining exit 8.Be in series with inlet control valve 1, safety shutoff valve 2 and pressure meter 3 from left to right on the water inlet pipe of left side hydrocyclone 4, water inlet pipe is connected with water injection well, the effect of safety shutoff valve 2 is when the pressure in the inlet pipeline surpasses 2.0MPa, safety shutoff valve 2 work, the quick closedown inlet pipeline is avoided the impact of water under high pressure to device and gathering system.Be in series with strainer 5, discharge control valve 6 and flow meter 7 on the outlet pipe of right side hydrocyclone 4 from right to left, outlet pipe is connected with gathering system, can observe control at any time to its duty by flow meter 7.

During actual the use, concentrate the water inlet pipe of guttation self-con-tained unit to be connected with water injection well valve group this distributing room for water injection, outlet pipe is connected with gathering system, can normally use.After water process inlet control valve 1 that goes out when water injection well is counter and safety shutoff valve 2 enter hydrocyclone 4 processing, entrained impurity such as most of silt are separated to sink in the sand tank 10 and get rid of through sewage draining exit 8, after water further purifies through strainer 5 again, thereby be delivered to the quality that oil collecting system has further improved sewage quality through discharge control valve 6 and flow meter 7, reduced ground system is exerted an influence.Because this distributing room for water injection concentrates the back with water inlet line and the water outlet pipeline of guttation self-con-tained unit directly to be connected with water injection well valve group and gathering system; direct control in distributing room for water injection; be not subjected to the restriction of obstruction between season, oil well well spacing, well and well surrounding environment; the airtight well-flushing of overall process; sewage does not have and effluxes, and has not only protected environment, has saved precious water resource, reduced working strength of workers but also has reduced cost of production.

Claims

1. a distributing room for water injection is concentrated the guttation self-con-tained unit, comprise inlet control valve (1), safety shutoff valve (2), hydrocyclone (4), strainer (5) and discharge control valve (6), sand tank (10) and safety valve (9), it is characterized in that: sand tank (10) downside has sewage draining exit (8), sand tank (10) upper end also is connected with 2 hydrocyclones (4), 2 hydrocyclones (4) upper end is connected, sand tank (10) upper end is connected with safety valve (9), be in series with inlet control valve (1) from left to right on the water inlet pipe of left side hydrocyclone (4), safety shutoff valve (2) and pressure meter (3) are in series with strainer (5) from right to left on the outlet pipe of right side hydrocyclone (4), discharge control valve (6) and flow meter (7).