CN201460857U - Cutting closed storage device for underbanlanced drilling of sulfur-containing formation - Google Patents
Cutting closed storage device for underbanlanced drilling of sulfur-containing formation Download PDFInfo
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- CN201460857U CN201460857U CN2009200788565U CN200920078856U CN201460857U CN 201460857 U CN201460857 U CN 201460857U CN 2009200788565 U CN2009200788565 U CN 2009200788565U CN 200920078856 U CN200920078856 U CN 200920078856U CN 201460857 U CN201460857 U CN 201460857U
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Abstract
The utility model relates to a cutting closed storage device for underbanlanced drilling of a sulfur-containing formation, which belongs to the field of manufacture of drilling fluid closed circulation systems and equipment. The cutting closed storage device consists of a sand inlet pipe group, a sand flushing pipe group, a gas processing pipe group and a storage tank group, and the device which can process drilling fluid and gas in cuttings, prevent the local accumulation of the cuttings and avoid hydrogen sulfide from gathering in the device is designed, thereby solving the problem that the separated crude oil; and the gas and the large granular cuttings have to be stored in a closed manner or processed properly during the process of processing the drilling fluid. The device can properly process the drilling fluid containing the hydrogen sulfide and the cuttings containing the gas separated by a four-phase separator.
Description
Technical field: a kind of closed cuttings storage device that is used for sulfur-bearing formation underbalanced drilling, be used for receiving and depositing the isolated bulky grain landwaste of sulfur-containing stratum under-balance drilling operation four-phase separator, belong to drilling fluid closed-cycle system equipment manufacturing field.
Technical background: implement in the under-balance drilling operation at sulfur-bearing formation, owing to allow the hydrogen sulfide of stratum output to enter pit shaft and be circulated to ground, so the circulation of the ground of drilling fluid separates and must carry out in confined conditions, must use closed circulation of drilling fluid piece-rate system.
In the conventional drilling operation, owing to do not contain volatile hazardous substances in the drilling fluid that the well internal return goes out, the landwaste that produces in the well can directly be handled by vibrosieve and other solid control equipment; And in sulfur-bearing formation is implemented under-balance drilling operation because solid control equipment is a unenclosed construction, thus landwaste can not directly handle by solid control equipment, and must be by closed system to the drilling fluid separation that circulates; In the flow process of closed system treated drilling fluid, the drilling fluid that the well internal return goes out at first carries out heterogeneous separation by four-phase separator, and isolated crude oil, gas and oarse-grained landwaste must carry out airtight storage or deal carefully with.Wherein isolated bulky grain landwaste also contains a certain amount of drilling fluid and a small amount of hydrogen sulfide containing gas; Dealing carefully with these landwaste becomes sulfur-bearing formation and carries out working portion important in the underbalance operation.
Summary of the invention: the purpose of this utility model is the problem that need deal carefully with at the isolated bulky grain landwaste of sulfur-bearing formation underbalanced operation four-phase separator, designed and a kind ofly handled drilling fluid and gas in the landwaste, prevent the landwaste local accumulation, avoid hydrogen sulfide in device gathering be used for the closed landwaste storage device that sulfur-bearing formation underbalanced drilling is used.
The utility model is achieved in that the utility model is made up of sand-feeding tube group, sand clean out pipe group, gas treatment pipe group and tank battery, it is characterized in that:
The sand-feeding tube group comprises sand-feeding tube and butterfly valve, and butterfly valve is arranged on the pipeline between sand-feeding tube and the fluid reservoir; Sand-feeding tube comprises into sand house steward 1, sand-feeding tube 4, No. two sand-feeding tubes 7, No. three sand-feeding tubes 10, butterfly valve comprises butterfly valve 2, No. three butterfly valves 5, No. four butterfly valves 6, No. five butterfly valves 8, No. six butterfly valves 9 and No. seven butterfly valves 11, wherein butterfly valve 2, No. four butterfly valves 6 and No. six butterfly valves 9 are separately positioned on between sand house steward 1 and sand-feeding tube 4, No. two sand-feeding tubes 7, No. three sand-feeding tubes 10, and sand-feeding tube 4, No. two sand-feeding tubes 7, No. three sand-feeding tubes 10 are connected with sand tank 17 with No. seven butterfly valves 11 by No. three butterfly valves 5, No. five butterfly valves 8 respectively; The sand clean out pipe group comprises sand clean out pipe 27, overflow sand clean out pipe 21, a discharge sand washing butterfly valve 20 and No. two overflow sand washing butterfly valves 3, and the sand clean out pipe group is connected in the threeway between sand house steward 1 into and the sand-feeding tube 4; Gas treatment pipe group is arranged on the top of sand tank 17, comprises stack 14, fireproof tempering device 12, fire prevention butterfly valve 13, blast pipe 16, and the stack 14 of gas treatment pipe group is provided with fireproof tempering device 12 and fire prevention butterfly valve 13 and blast pipe 16; Tank battery comprises sand tank 17 and fluid reservoir 23, and the front end of fluid reservoir 23 is connected with sand tank 17, and the rear end links to each other with sand pump 25 by No. three overflow butterfly valves 24;
Between described fluid reservoir 23 and sand tank 17, be provided with an overflow butterfly valve 18 and No. two overflow butterfly valves 22;
Be connected with a discharge opeing threeway 26 in the drain side of sand pump 25, other two ends one end of discharge opeing threeway 26 connects sand clean out pipe 27, and the other end connects discharge opeing butterfly valve 28, the flow direction that can select drilling fluid to pump;
Be provided with blast pipe 16 at the top of sand tank 17, when needs are opened sand tank 17 processing landwaste, can connect blast pipe air blast in sand tank 17, the gas that will contain hydrogen sulfide is taken tank body out of by igniter 15 burning processing through stack 14;
Be provided with an overflow threeway 19 between an overflow butterfly valve 18 and No. two overflow butterfly valves 22, overflow threeway 19 is connected with sand clean out pipe 27 by discharge sand washing butterfly valve 20, an overflow sand clean out pipe 21;
When carrying out wellbore construction, use a sand inlet 4 earlier, by the isolated bulky grain landwaste of four-phase separator, enter sand tank 17 by advancing sand house steward 1 through a sand inlet 4, the landwaste that contains drilling fluid and gas in sand tank 17 after static, landwaste can sink to the bottom, and the centre is a drilling fluid, and top is gas; Drilling fluid in the sand tank 17 runs up to when a certain amount of, is flowed in the fluid reservoirs 23 through an overflow butterfly valve 18 and No. two overflow butterfly valves 22 by liquid overflow pipe; Gas is discharged by stack 14 and by igniter 15 processing of burning; Because landwaste is mobile relatively poor, after a sand-feeding tube 4 uses a period of time, the landwaste of mouth of pipe bottom can be assembled even can stop up sand inlet, at this moment close No. three butterfly valves 5 of a sand-feeding tube 4, use sand-feeding tube 7 feed liquors instead No. two, by that analogy, use No. three sand-feeding tube 10 more after a period of time again instead; Drilling fluid in the fluid reservoir 23 is discharged by sand pump 25, and participates in the follow-up circulation of drilling fluid; When a large amount of landwaste has all been assembled in three sand inlet belows, close an into butterfly valve 2 of sand house steward 1 rear end, close discharge opeing butterfly valve 28, open No. three, No. four, No. five, No. six and No. seven butterfly valves, drilling fluid in the fluid reservoir 23 is pumped into sand clean out pipe 27, taper sand body by No. two overflow butterfly valves 3 and No. one, No. two and No. three sand clean out pipe impact sand clean out pipe belows is tiled in the tank body sand body, to increase the storage sand amount of tank body; When the landwaste at the discharge mouth of pipe place of overflow butterfly valve 18 front ends is assembled in a large number, close overflow sand washing butterfly valve 3, discharge opeing butterfly valve 28 and No. two overflow butterfly valves 22 No. two, open overflow sand washing butterfly valve 20 No. one, make the drilling fluid in the fluid reservoir be pumped into the landwaste that discharge mouth of pipe place impacts the liquid overflow pipe place, prevent to stop up liquid overflow pipe; When stopping using this device, blast pipe 16 is linked to each other with blast fan, open the valve on stack 14 and the liquid overflow pipe, close other all valves, gas in the sand tank is all blown out tank body, and place an ever-burning flame at exhaust outlet, to the hydrogen sulfide of discharging processings of burning, the generation of hydrogen sulfide poisoning accident when so just having avoided opening tank body processing landwaste.
Advantage of the present utility model and beneficial effect are: when implementing the sulfur-bearing formation underbalanced drilling construction, device can contain the drilling fluid of hydrogen sulfide and the landwaste of gas is dealt carefully with to four-phase separator is isolated, being provided with of a plurality of sand-feeding tube mouths can be handled the sand setting of assembling in the sand tank respectively, assemble the part that has prevented landwaste, can also increase the storage sand amount of tank body to greatest extent, the setting of exhaust plant can before the landwaste be discharged sulfurous gas in handling tank body, eliminates safe hidden trouble.
Specific implementation method:
Below in conjunction with accompanying drawing the utility model is further specified: the utility model is made up of sand-feeding tube group, sand clean out pipe group, gas treatment pipe group and jar, the sand-feeding tube group comprises into sand house steward 1, sand-feeding tube 4, No. two sand-feeding tubes 7, No. three sand-feeding tubes 10, is advancing to be provided with between sand house steward 1 and sand-feeding tube 4, No. two sand-feeding tubes 7, No. three sand-feeding tubes 10 butterfly valve 2, No. four butterfly valves 6 and No. six butterfly valves 9; Sand-feeding tube 4, No. two sand-feeding tubes 7, No. three sand-feeding tubes 10 are connected with sand tank 17 with No. seven butterfly valves 11 by No. three butterfly valves 5, No. five butterfly valves 8 respectively; The sand clean out pipe group comprises sand clean out pipe 27, discharge sand clean out pipe 21, a discharge sand washing butterfly valve 20 and No. two overflow sand washing butterfly valves 3, and the sand clean out pipe group is connected in the threeway between sand house steward 1 into and the sand-feeding tube 4; Gas treatment pipe group comprises stack 14, fireproof tempering device 12, fire prevention butterfly valve 13, blast pipe 16, and gas treatment pipe group is arranged on the top of sand tank 17, and fireproof tempering device 12 and fire prevention butterfly valve 13 are arranged on the stack 14; The jar group comprises sand tank 17 and fluid reservoir 23, fluid reservoir 23 links to each other with sand pump 25 by No. three overflow butterfly valves 24, be connected with a discharge opeing threeway 26 in the drain side of sand pump 25, two other of discharge opeing threeway 26 exports an end and connects sand clean out pipe 27, the other end connects discharge opeing butterfly valve 28, the flow direction that can select drilling fluid to pump; Between fluid reservoir 23 and sand tank 17, be provided with an overflow butterfly valve 18 and No. two overflow butterfly valves 22, between an overflow butterfly valve 18 and No. two overflow butterfly valves 22, be provided with an overflow threeway 19, overflow threeway 19 is connected with sand clean out pipe 27 by discharge sand washing butterfly valve 20, an overflow sand clean out pipe 21, can realize selecting the purpose of sand washing pipeline; Be provided with a blast pipe 16 at the top of sand tank 17, when needs are opened sand tank 17 processing landwaste, can connect blast pipe air blast in sand tank 17, the gas that will contain hydrogen sulfide is taken tank body out of by igniter 15 burning processing through stack 14.
When carrying out wellbore construction, now use sand inlet 4 No. one, by the isolated bulky grain landwaste of four-phase separator, enter sand tank 17 by advancing sand house steward 1 through a sand inlet 4, the landwaste that contains drilling fluid and gas in sand tank 17 after static, landwaste can sink to the bottom, and the centre is a drilling fluid, and top is gas; Drilling fluid in the sand tank 17 runs up to when a certain amount of, is flowed in the fluid reservoirs 23 through an overflow butterfly valve 18 and No. two overflow butterfly valves 22 by liquid overflow pipe; Gas is discharged by stack 14 and by igniter 15 processing of burning.Because landwaste is mobile relatively poor, after a sand-feeding tube 4 uses a period of time, the landwaste of mouth of pipe bottom can be assembled even can stop up sand inlet, at this moment close No. three butterfly valves 5 of a sand-feeding tube 4, use sand-feeding tube 7 feed liquors instead No. two, by that analogy, use No. three sand-feeding tube 10 more after a period of time again instead; Drilling fluid in the fluid reservoir 23 is discharged by sand pump 25, and participates in the follow-up circulation of drilling fluid; When a large amount of landwaste has all been assembled in three sand inlet belows, close an into butterfly valve 2 of sand house steward 1 rear end, close discharge opeing butterfly valve 28, open No. three, No. four, No. five, No. six and No. seven butterfly valves, drilling fluid in the fluid reservoir 23 is pumped into sand clean out pipe 27, taper sand body by No. two overflow butterfly valves 3 and No. one, No. two and No. three sand clean out pipe impact sand clean out pipe belows is tiled in the tank body sand body, to increase the storage sand amount of tank body; When the landwaste at the discharge mouth of pipe place of overflow butterfly valve 18 front ends is assembled in a large number, close overflow sand washing butterfly valve 3, discharge opeing butterfly valve 28 and No. two overflow butterfly valves 22 No. two, open overflow sand washing butterfly valve 20 No. one, make the drilling fluid in the fluid reservoir be pumped into the landwaste that discharge mouth of pipe place impacts the liquid overflow pipe place, prevent to stop up liquid overflow pipe; When stopping using this device, blast pipe 16 is linked to each other with blast fan, open the valve on stack 14 and the liquid overflow pipe, close other all valves, gas in the sand tank is all blown out tank body, and place an ever-burning flame at exhaust outlet, to the hydrogen sulfide of discharging processings of burning, the generation of hydrogen sulfide poisoning accident when so just having avoided opening tank body processing landwaste.
Claims (4)
1. a closed cuttings storage device that is used for sulfur-bearing formation underbalanced drilling is made up of sand-feeding tube group, sand clean out pipe group, gas treatment pipe group and tank battery, it is characterized in that:
A. the sand-feeding tube group comprises sand-feeding tube and butterfly valve, and butterfly valve is arranged on on the pipeline between the sand house steward and fluid reservoir;
B. the sand clean out pipe group is connected in the threeway between sand house steward into and the sand-feeding tube;
C. gas treatment pipe group is arranged on the top of sand tank, and the stack of gas treatment pipe group is provided with fireproof tempering device, fire prevention butterfly valve and blast pipe;
D. tank battery comprises sand tank and fluid reservoir, and the front end of fluid reservoir is connected with sand tank, and the rear end links to each other with sand pump.
2. the closed cuttings storage device that is used for sulfur-bearing formation underbalanced drilling according to claim 1 is characterized in that: be provided with an overflow butterfly valve and No. two overflow butterfly valves between described fluid reservoir and sand tank.
3. the closed cuttings storage device that is used for sulfur-bearing formation underbalanced drilling according to claim 1 is characterized in that: be connected with a discharge opeing threeway in the drain side of sand pump.
4. the closed cuttings storage device that is used for sulfur-bearing formation underbalanced drilling according to claim 1 is characterized in that: the top at described sand tank is provided with blast pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200788565U CN201460857U (en) | 2009-01-22 | 2009-01-22 | Cutting closed storage device for underbanlanced drilling of sulfur-containing formation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200788565U CN201460857U (en) | 2009-01-22 | 2009-01-22 | Cutting closed storage device for underbanlanced drilling of sulfur-containing formation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201460857U true CN201460857U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200788565U Expired - Lifetime CN201460857U (en) | 2009-01-22 | 2009-01-22 | Cutting closed storage device for underbanlanced drilling of sulfur-containing formation |
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| CN (1) | CN201460857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525992B (en) * | 2009-01-22 | 2013-04-03 | 中国石油集团川庆钻探工程有限公司钻采工艺技术研究院 | Closed cuttings storage device for sulfur-bearing formation underbalanced drilling |
| CN111140227A (en) * | 2019-11-06 | 2020-05-12 | 中国石油集团川庆钻探工程有限公司 | Rapid logging rock debris collecting method for closed drilling circulation system of sulfur-containing stratum |
-
2009
- 2009-01-22 CN CN2009200788565U patent/CN201460857U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525992B (en) * | 2009-01-22 | 2013-04-03 | 中国石油集团川庆钻探工程有限公司钻采工艺技术研究院 | Closed cuttings storage device for sulfur-bearing formation underbalanced drilling |
| CN111140227A (en) * | 2019-11-06 | 2020-05-12 | 中国石油集团川庆钻探工程有限公司 | Rapid logging rock debris collecting method for closed drilling circulation system of sulfur-containing stratum |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100512 Effective date of abandoning: 20090122 |
|
| RGAV | Abandon patent right to avoid regrant |