CN205382899U - Circulating open flow system - Google Patents
Circulating open flow system Download PDFInfo
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- CN205382899U CN205382899U CN201620124105.2U CN201620124105U CN205382899U CN 205382899 U CN205382899 U CN 205382899U CN 201620124105 U CN201620124105 U CN 201620124105U CN 205382899 U CN205382899 U CN 205382899U
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- open flow
- drilling fluid
- outlet
- mud
- hydrocyclone
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Abstract
The utility model discloses a circulating open flow system, including blowout pipeline line, open flow jar, pollution discharge pipeline, mud and sand separator, the mud pipeline who connects gradually, be provided with drilling fluid entry, gas vent, drilling fluid export on the open flow jar, be provided with gas -liquid separation in the open flow jar, the gas vent still is connected with vent line, the drilling fluid entry of the exit linkage open flow jar of blowout pipeline line, the drilling fluid exit linkage pollution discharge pipeline's of open flow jar entry. The utility model discloses handle mixing liquid behind the open flow for drilling fluid after the processing can recycle, saves resource and cost. The utility model discloses handle the mixture of oil, gas, water and the drilling fluid of open flow in the open flow jar, can be with the natural gas safe burning of lighting a fire the well site outside of open flow separation, the drilling fluid of the safety after will handling recycles environmental protection more after the mud and sand separator processing.
Description
Technical field
This utility model relates to oil open flow technical field, in particular it relates to a kind of circulating open flow system.
Background technology
In whole drilling well production process, main pollutant are waste mud and landwaste, mixture etc. with the natural gas returned in circulation of drilling fluid, H2S gas, oil gas and drilling fluid, this kind of pollutant emission is maximum, and the energy consumption processed, material consumption are maximum, and environmental effect is also maximum.In well control operation process, for instance overflow, well kick closing well and kill-job etc., in order to avoid blowout out of control and prevent well site from catching fire, and the personnel being thus likely to result in, equipment, well are dangerous and environmental pollution, it is necessary to kill-job open flow.As requested, a delivery outlet of throttle well killing manifold must connect the relief line of a 100m length, open flow point is deflected from well site, and builds an open flow pond in its exit, with the direct open flow of relief line.It addition, also need to open flow pond is carried out environmental protection treatment, lay antiseepage cloth.This is done to provide storage area to the mixture of the oil of open flow, gas and water and drilling fluid, burn for the natural gas fired of open flow provides harbor simultaneously.
This traditional open flow mode considerably increases drilling engineering land expropriation cost and the preliminary work for spudding expense of repair the roads, build open flow pond and environmental protection treatment thereof.Even if so processing, adopt open flow pond that environment still can cause bigger pollution.And to have in the mixture of open flow be drilling fluid greatly, it be not used after open flow pond processes and not only waste drilling fluid, and the processing cost of drilling fluid is all greatly increased.
Utility model content
The purpose of this utility model is that a kind of circulating open flow system of offer, and mixed liquor after open flow is processed by this circulating open flow system so that the drilling fluid after process can recycle, and saves resource and cost.
The technical scheme in the invention for solving the above technical problem is:
Circulating open flow system, including the relief line being sequentially connected with, open flow tank, blowdown pipeline, sediment separator, mud line, described open flow tank is provided with drilling fluid entrance, air vent, drilling fluid outlet, being provided with gas-liquid separation device in open flow tank, described air vent is also associated with exhaust line；The outlet of described relief line connects the drilling fluid entrance of open flow tank, and the drilling fluid outlet of described open flow tank connects the entrance of blowdown pipeline.
As further improvement of the utility model, described sediment separator includes: frame, grout outlet, feed pipe, hydrocyclone, vibrosieve, described grout outlet, feed pipe, hydrocyclone, vibrosieve are each attached in frame, and vibrosieve is positioned at below hydrocyclone；Described feed pipe connects the outlet of blowdown pipeline；Described grout outlet connects the entrance of mud line；Being provided with pulp-inlet pipe, overflow pipe on described hydrocyclone, the bottom of hydrocyclone is provided with sand removing hole, and pulp-inlet pipe connects feed pipe, and overflow pipe connects grout outlet；Described vibrosieve includes screen box, screen cloth, vibrating device, and described screen cloth, vibrating device are arranged in screen box, and vibrating device is positioned at below screen cloth；The upper end of described screen box offers mud inlet, side opening is provided with silt outlet, bottom offers slurry outlet, and described mud inlet is just to the sand removing hole bottom hydrocyclone；Described vibrating device is also connected with motor；Described slurry outlet is connected on mud line also by pipeline.
Further, described vibrating device includes rotating axle, drivewheel, driven pulley, and described rotation axle is provided with projection, and described driven pulley is fixed on the one end rotating axle, and described drivewheel is connected with the output shaft of motor, and described drivewheel is connected by belt with driven pulley.
Further, described open flow pot bottom is additionally provided with blowoff valve.
Further, described open flow tank includes support and the tank body being located on support, and described tank body top arranges air vent；The end of relief line stretches into described tank body top by drilling fluid entrance；Described gas-liquid separation device is a baffle, and this baffle is positioned at tank interior and is positioned at immediately below the outlet of described relief line；Described drilling fluid outlet is arranged on tank body lower part.
Further, described blowdown pipeline is provided with floating ball liquid level control valve, and the ball float of described floating ball liquid level control valve is located at described tank interior, and described floating ball liquid level control valve opens or closes according to the position of described ball float.
To sum up, the beneficial effects of the utility model are:
Mixed liquor after open flow is processed by this utility model so that the drilling fluid after process can recycle, and saves resource and cost；
The mixture of the oil of open flow, gas and water and drilling fluid is processed by this utility model in open flow tank, the natural gas safety ignition burning outside well site that open flow can be separated, safe drilling fluid after processing is processed Posterior circle use through sediment separator, more environmentally-friendly.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of open flow tank；
Fig. 3 is the structural representation of sediment separator；
Fig. 4 is the connection diagram of hydrocyclone；
Fig. 5 is the structural representation of a specific embodiment of vibrosieve；
Fig. 6 is the structural representation of vibrating device.
Labelling and corresponding parts title in accompanying drawing: 1-sediment separator；2-open flow tank；3-blowdown pipeline；4-relief line；5-mud line；11-frame；111-base；112-the first column；113-fixed frame；114-the second column；115-support bar；116-fixes bar；12-grout outlet；13-hydrocyclone；131-overflow pipe；132-pulp-inlet pipe；133-sand removing hole；14-feed pipe；141-connecting rod；15-arm；16-vibrating device；161-rotates axle；162-is protruding；163-driven pulley；164-drivewheel；165-belt；17-mud scratch pool；18-vibrosieve；181-screen box；1811-mud inlet；1812-silt exports；1813-slurry outlet；182-screen cloth；19-motor；21-support；22-tank body；23-baffle；24-floating ball liquid level control valve；25-blowoff valve；241-ball float.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, this utility model is done detailed description further, but embodiment of the present utility model is not limited to this.
Embodiment 1:
As shown in Figure 1, relief line 4 that circulating open flow system includes being sequentially connected with, open flow tank 2, blowdown pipeline 3, sediment separator 1, mud line 5, described open flow tank 2 is provided with drilling fluid entrance, air vent, drilling fluid outlet, being provided with gas-liquid separation device in open flow tank 2, described air vent is also associated with exhaust line；The outlet of described relief line 4 connects the drilling fluid entrance of open flow tank 2, and the drilling fluid outlet of described open flow tank 2 connects the entrance of blowdown pipeline 3.The entrance of relief line 4 and the outlet of mud line 5 are all stretched in drilling well, form a closed circulation system.
In the present embodiment, mixed liquor after open flow is processed by circulating open flow system so that the drilling fluid after process can recycle, and saves resource and cost；In open flow tank, the mixture of the oil of open flow, gas and water and drilling fluid is processed, the natural gas safety ignition burning outside well site that open flow can be separated, the safe drilling fluid after processing is used through sediment separator process Posterior circle, more environmentally-friendly.
Embodiment 2:
On the basis of embodiment 1, sediment separator 1 is further improved by the present embodiment:
Described sediment separator 1 includes: frame 11, grout outlet 12, feed pipe 14, hydrocyclone 13, vibrosieve 18, described grout outlet 12, feed pipe 14, hydrocyclone 13, vibrosieve 18 are each attached in frame 11, and vibrosieve 18 is positioned at below hydrocyclone 13；
Described feed pipe 14 connects the outlet of blowdown pipeline 3；Described grout outlet 12 connects the entrance of mud line 5；
Being provided with pulp-inlet pipe 132, overflow pipe 131 on described hydrocyclone 13, the bottom of hydrocyclone 13 is provided with sand removing hole 133, and pulp-inlet pipe 132 connects feed pipe 14, and overflow pipe connects 131 grout outlets 12；
Described vibrosieve 18 includes screen box 181, screen cloth 182, vibrating device 16, and described screen cloth 182, vibrating device 16 are arranged in screen box 181, and vibrating device 16 is positioned at below screen cloth 182；The upper end of described screen box 181 offers mud inlet 1811, side opening is provided with silt outlet 1812, bottom offers slurry outlet 1813, and described mud inlet 1811 is just to the sand removing hole 133 bottom hydrocyclone 13；Described vibrating device 16 is also connected with motor 19；Described slurry outlet 1813 is connected on mud line 5 also by pipeline.
Embodiment 3:
On the basis of embodiment 1, sediment separator 1 is further improved by the present embodiment:
As it is shown on figure 3, sediment separator 1 includes frame 11, grout outlet 12, feed pipe 14, hydrocyclone 13, mud scratch pool 17, vibrosieve 18；
Described mud scratch pool 17 is fixed on the middle part of frame 11, and described vibrosieve 18 is fixed on the bottom of frame 11, is provided with sewage draining exit bottom described mud scratch pool 17；
The quantity of described grout outlet 12 is 2,2 grout outlets 12 are parallel to each other, are all horizontally arranged at frame 11 top, and every grout outlet 12 is additionally provided with 5 arms 15,5 arms 15 are arranged in a row along the length direction of grout outlet 12, and described arm 15 upper end connects with grout outlet 12；Totally 10 arms 15 below such 2 grout outlets 12.
Described feed pipe 14 is fixed in frame 11 by connecting rod 141, parallel with grout outlet 12, is positioned at the lower section of the top of mud scratch pool 17, grout outlet 12.
Described feed pipe 14 connects the outlet of blowdown pipeline 3；2 grout outlets 12 are all connected to the entrance of mud line 5.
Described hydrocyclone 13 has 10, is divided into two rows to be arranged on feed pipe 14 both sides, often row 5, and two row's hydrocyclones 13 lay respectively at the underface of 2 grout outlets 12.As shown in Figure 4, the top of each hydrocyclone 13 connects the lower end of an arm 15 by an overflow pipe 131, top connects feed pipe 14 by a pulp-inlet pipe 132, bottom is provided with sand removing hole 133, different hydrocyclones 13 connects different arms 15, and described pulp-inlet pipe 132 is horizontally disposed and is perpendicular to feed pipe 14.
Described vibrosieve 18 includes screen box 181, screen cloth 182, vibrating device 16, and described screen cloth 182 and vibrating device 16 are arranged in screen box 181, and vibrating device 16 is positioned at below screen cloth 182；The upper end of described screen box 181 offers mud inlet 1811, side opening is provided with silt outlet 1812, bottom offers slurry outlet 1813, described mud inlet 1811 just sewage draining exit to mud scratch pool 17；Described vibrating device 16 is also connected with motor 19.In the present embodiment, screen box 181 is made up of base plate, left plate, right plate and rear board, is equivalent to a hexahedro casing and removes front panel and top board；The whole top of screen box 181 is as mud inlet 1811, and whole leading flank exports 1812 as silt, does not show in slurry outlet 1813(Fig. 3) it is opened on the bottom surface of screen box 181, this slurry outlet 1813 is connected on mud line 5 also by pipeline.
As shown in Figure 6, described vibrating device 16 includes rotating axle 161, drivewheel 164, driven pulley 163.Described rotation axle 161 is provided with protruding 162, this projection 162 does not cover the whole periphery rotating axle 161, in the present embodiment, respectively arranging a projection 162 on relative two face rotating axle 161, so rotation axle 161 rotates a circle and by two projections 162, screen cloth 182 can be beaten 2 times.
Described driven pulley 163 is fixed on the one end rotating axle 161, described drivewheel 164 is connected with the output shaft of motor 19, described drivewheel 164 is connected by belt 165 with driven pulley 163, when motor 19 runs, output shaft drives drivewheel 164 to rotate, drive driven pulley 163 to rotate thereby through belt 165, then drive rotation axle 161 to rotate.When rotation axle 161 rotates, protruding 162 concomitant rotation, when protruding 162 turn to the effect that screen cloth 182 produces when top contacts beat with screen cloth 182.
The operation principle carried out during mud purification for the sediment separator of oil relief line in the present embodiment is as follows:
In blowdown pipeline 3, mud enters in feed pipe 14, hydrocyclone 13 is entered again through pulp-inlet pipe 132, mud is separated into low-density overflow and highdensity underflow by hydrocyclone 13, wherein overflow is entered arm 15, grout outlet 12 by overflow pipe 132 and then flows into mud line 5 and return mud circulating system, underflow flows into mud scratch pool 17 by sand removing hole 133, mud in mud scratch pool 17 reach a certain amount of after can open the sewage draining exit bottom mud scratch pool 17, make mud drop in vibrosieve 18.Subsequently, highdensity underflow is separated into two parts by screen cloth 182 again, a part is serosity and the granule less than mesh, the pipeline inflow mud line 5 that this part is connected at slurry outlet 1813 from the slurry outlet 1813 bottom screen box 181 returns mud circulating system, and another part exports 1812 discharges from the silt of screen box 181.
In the present embodiment, adopting multiple hydrocyclone 13 that mud is easily separated process simultaneously, treatment effeciency is high；It addition, be additionally arranged mud scratch pool 17, it is possible to the mud in mud scratch pool 17 reach a certain amount of after open again the sewage draining exit bottom mud scratch pool 17, open vibrosieve 18 vibrating device 16, it is to avoid sky is opened, save the energy.
In practical application, the quantity of hydrocyclone 13 and arm 15 can be arranged according to actual needs, as long as ensureing to be provided with on every grout outlet 12 at least 4 arms 15, each arm 15 lower end connects a hydrocyclone 13.
Embodiment 4:
The present embodiment and embodiment 3 are distinctive in that the structure of screen box 18.
As shown in Figure 5, in the present embodiment, screen box 18 is made up of six, front, back, left, right, up, down panel, top panel is offered mud inlet 1811, front panel offer silt outlet 1812, lower panel offers slurry outlet 1813, described mud inlet 1811 just sewage draining exit to mud scratch pool 17；
Described screen cloth 182 is slant setting low before rear height, and the lower end of the silt outlet 1812 on front panel is concordant with screen cloth 182, it is simple to silt exports 1812 outflows from silt.
Embodiment 5:
On the basis of embodiment 3 or embodiment 4, frame 11 is further improved by the present embodiment:
As shown in Figure 3, described frame 11 includes: 111, four first columns 112 of base, 113, four second columns 114 of fixed frame, wherein, base 111 and all rectangular frame-shaped of fixed frame 113, four first columns 112 stand on four angles of base 111 respectively, and four angles of described fixed frame 113 are separately fixed at the top of four first columns 112；Described four second column 114 lower ends are separately fixed on four angles of fixed frame 113.Described mud scratch pool 17 is welded in fixed frame 113, and described grout outlet 12 is welded on the top of the second column 114, is also welded with support bar 115 between two grout outlets 12.Being also associated with the fixing bar 116 for fixing hydrocyclone 13 between two second columns 114 of same grout outlet 12 for supporting, hydrocyclone 13 is by welding or anchor ear connects the mode of (hydrocyclone 13 adopts anchor ear be fixed on fixing bar 116) and is fixed on fixing bar 116.Described vibrosieve 18 is arranged on base 111.Described feed pipe 14 is fixed on the second column 114 by connecting rod 141, all respectively it is connected to a connecting rod 141 between the left end of feed pipe 14 and the two of left end second columns 114, between the right-hand member of feed pipe 14 and the two of right-hand member second columns 114, is all respectively connected to a connecting rod 141；The equal one end of all connecting rods 141 connects feed pipe 14, and the other end and the second column 114 are welded to connect.
In the present embodiment, the said structure of frame make whole device easy for installation, cost is low, lightweight, it is simple to the transhipment in use procedure.
Embodiment 6:
On the basis of embodiment 1 to embodiment 5 any embodiment, open flow tank 2 is carried out by the present embodiment improve as follows:
As in figure 2 it is shown, described open flow tank 2 includes support 21 and the tank body 22 being located on support 21, described tank body 22 top arranges air vent；The end of relief line 4 stretches into described tank body 22 top by drilling fluid entrance；Described gas-liquid separation device is a baffle 23, baffle 23 be shaped as summit upper, bottom under the conical surface；This baffle 23 is positioned at tank body 22 inside and is positioned at immediately below the outlet of described relief line 4；Described drilling fluid outlet is arranged on tank body 22 bottom.It is additionally provided with blowoff valve 25 bottom described open flow tank 2.
Described blowdown pipeline 3 is provided with floating ball liquid level control valve 24, and it is internal that the ball float 241 of described floating ball liquid level control valve 24 is located at described tank body 22, and described floating ball liquid level control valve 24 opens or closes according to the position of described ball float 241.
Below being only preferred implementation of the present utility model, protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, should be regarded as protection domain of the present utility model.
Claims (6)
1. circulating open flow system, it is characterised in that the relief line (4) that includes being sequentially connected with, open flow tank (2), blowdown pipeline (3), sediment separator (1), mud line (5)；
Being provided with drilling fluid entrance, air vent, drilling fluid outlet on described open flow tank (2), be provided with gas-liquid separation device in open flow tank (2), described air vent is also associated with exhaust line；The outlet of described relief line (4) connects the drilling fluid entrance of open flow tank (2), and the drilling fluid outlet of described open flow tank (2) connects the entrance of blowdown pipeline (3).
2. circulating open flow system according to claim 1, it is characterized in that, described sediment separator (1) including: frame (11), grout outlet (12), feed pipe (14), hydrocyclone (13), vibrosieve (18), described grout outlet (12), feed pipe (14), hydrocyclone (13), vibrosieve (18) are each attached in frame (11), and vibrosieve (18) is positioned at hydrocyclone (13) lower section；
Described feed pipe (14) connects the outlet of blowdown pipeline (3)；Described grout outlet (12) connects the entrance of mud line (5)；
Being provided with pulp-inlet pipe, overflow pipe on described hydrocyclone (13), the bottom of hydrocyclone (13) is provided with sand removing hole (133), and pulp-inlet pipe connects feed pipe (14), and overflow pipe connects grout outlet (12)；
Described vibrosieve (18) includes screen box (181), screen cloth (182), vibrating device (16), and described screen cloth (182), vibrating device (16) are arranged in screen box (181), and vibrating device (16) is positioned at screen cloth (182) lower section；The upper end of described screen box (181) offers mud inlet (1811), side opening is provided with silt outlet (1812), bottom offers slurry outlet (1813), and described mud inlet (1811) is just to the sand removing hole (133) bottom hydrocyclone (13)；Described vibrating device (16) is also connected with motor (19)；Described slurry outlet (1813) is connected on mud line (5) also by pipeline.
3. circulating open flow system according to claim 2, it is characterized in that, described vibrating device (16) includes rotating axle (161), drivewheel (164), driven pulley (163), described rotation axle (161) is provided with projection (162), described driven pulley (163) is fixed on the one end rotating axle (161), described drivewheel (164) is connected with the output shaft of motor (19), and described drivewheel (164) is connected by belt (165) with driven pulley (163).
4. circulating open flow system according to claim 1, it is characterised in that described open flow tank (2) bottom is additionally provided with blowoff valve (25).
5. according to the arbitrary described circulating open flow system of Claims 1-4, it is characterised in that described open flow tank (2) includes support (21) and the tank body (22) being located on support (21), and described tank body (22) top arranges air vent；The end of relief line (4) stretches into described tank body (22) top by drilling fluid entrance；Described gas-liquid separation device is a baffle (23), and this baffle (23) is positioned at tank body (22) inside and is positioned at immediately below described relief line (4) outlet；Described drilling fluid outlet is arranged on tank body (22) bottom.
6. circulating open flow system according to claim 5, it is characterized in that, described blowdown pipeline (3) is provided with floating ball liquid level control valve (24), it is internal that the ball float (241) of described floating ball liquid level control valve (24) is located at described tank body (22), and described floating ball liquid level control valve (24) opens or closes according to the position of described ball float (241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620124105.2U CN205382899U (en) | 2016-02-17 | 2016-02-17 | Circulating open flow system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620124105.2U CN205382899U (en) | 2016-02-17 | 2016-02-17 | Circulating open flow system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205382899U true CN205382899U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620124105.2U Expired - Fee Related CN205382899U (en) | 2016-02-17 | 2016-02-17 | Circulating open flow system |
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| CN (1) | CN205382899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735921A (en) * | 2016-02-17 | 2016-07-06 | 成都高峰石油机械有限公司 | Blowout system with sediment processing function |
-
2016
- 2016-02-17 CN CN201620124105.2U patent/CN205382899U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735921A (en) * | 2016-02-17 | 2016-07-06 | 成都高峰石油机械有限公司 | Blowout system with sediment processing function |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| 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: 20160713 Termination date: 20170217 |