CN2854058Y - Drilling mud, gas separator - Google Patents
Drilling mud, gas separator Download PDFInfo
- Publication number
- CN2854058Y CN2854058Y CN 200520009428 CN200520009428U CN2854058Y CN 2854058 Y CN2854058 Y CN 2854058Y CN 200520009428 CN200520009428 CN 200520009428 CN 200520009428 U CN200520009428 U CN 200520009428U CN 2854058 Y CN2854058 Y CN 2854058Y
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- CN
- China
- Prior art keywords
- mud
- tank body
- liquid
- gas
- pipe
- 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
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
A mud and air segregator for well drilling comprises a tank, an intake pipe, a vent pipe, a liquid discharge pipe and a mud and air segregator mechanism, which is characterized in that a liquid level balancing pipe communicates with the liquid discharge pipe, and a U-shaped or a V-shaped conformation is formed between the liquid balancing pipe and the tank. The utility model has the advantages of simple conformation, reliable operation, convenient repairing, high pressure bearing capacity, large daily output and long service life and the like, and is capable of effective prevention of air discharging through liquid discharge pipe, thereby remarkably reducing the possibility of air pollution. The utility model does not only achieve a more thorough separation of mud liquid and air, but also evidently promotes separation efficiency.
Description
(1), affiliated technical field
The utility model relates to a kind of liquid-gas separation device, particularly a kind of gas-mud separater that uses in drilling process.
(2), technical background
Existing mud, the gas separator that is used in the drilling well generally comprised tank body, input pipe, stack, discharging tube and mud gas separating mechanism, discharging tube is provided with pneumatic dish valve, tank body is provided with the float-ball type valve that is connected with pneumatic dish valve by tracheae, cylinder is connected with tracheae, and mud gas separating mechanism is to be provided with screen cloth in tank body.In drilling process, after drilling fluid returns out by drilling spool, enter mud, gas separator by input pipe again through choke manifold, mud gas separating mechanism separates the mixture of liquid, gas, gas is discharged from the stack at tank body top, be transported to the processing of burning at a distance, liquid is discharged from discharging tube, is transported to mud pit.This mud, gas separator exist following deficiency:
1. the deficiency of pneumatic dish valve and float valve: in use, must guarantee that tank base leaves certain liquid and blocks discharging tube inlet, prevent that gas from discharging from discharging tube.When starting working, ball float is in minimum point, the float-ball type valve closing, tracheae is obstructed, and pneumatic dish valve is not in closed condition because of tracheae has air pressure, and the liquid after the separation flows into tank base, along with increasing of amount of liquid, liquid level raises, and the ball float that floats on the liquid level also rises thereupon, when ball float is raised to setting height, the float-ball type valve open, the tracheae ventilation, the air pressure in the tracheae is to the effect of pneumatic dish valve, pneumatic dish valve is opened, and the liquid in the tank body is discharged from discharging tube.In order to keep that certain liquid is arranged in the tank body, float-ball type valve and pneumatic dish valve damage easily because of the regular state of opening or closing that is in, in case damage, pneumatic dish valve or be in closed condition and can not open, liquid in the tank body can not be discharged from discharging tube, only remain to be discharged from stack behind the tank body filled with fluid; Pneumatic dish valve or be in open mode and can not close, the liquid in illegal keep jar, gas can be discharged to the air from discharging tube, and environment is polluted, and serious meeting causes casualties.In any case, the damage of float-ball type valve and pneumatic dish valve all can not realize the separation of mud, gas, loses the liquid gas centrifugation that mud, gas separator should have.
2. mud, gas separate not thorough: because the employing of mud gas separating mechanism is mesh structure, therefore, input pipe is sent the effect of the interior liquid gas mixture of tank body through screen cloth to, mud, gas are separated, but separating rate is slow, separating effect is relatively poor, fractional dose is low, and separating between mud and the gas is not thorough, portion gas is still arranged along with mud liquid is discharged from together, and gas is discharged in the air, environment is polluted, and serious meeting causes casualties.
3. the operating pressure of this mud, gas separator is not high, generally is that the tank body internal pressure must not be higher than 0.98MPa, and therefore, its day output is very low, far can not satisfy the needs of the drilling efficiency that improves day by day.
(3), summary of the invention
The drilling well that the purpose of this utility model just provides a kind of simple in structure, easy to maintenance, reliable operation and long service life is with mud, gas separator, and it can prevent effectively that gas is discharged in the air, reduces the environment pollution possibility significantly.
The purpose of this utility model is to realize by such technical scheme, it includes tank body, input pipe, stack, discharging tube and mud gas separating mechanism, it is characterized in that: be communicated with a liquid level equilibrium pipe on the discharging tube, form a U-shaped or v-shaped structure between this liquid level equilibrium pipe and the tank body.
The utility model is like this work: drilling fluid in input pipe enters tank body after, mud gas separating mechanism separates the mixture of liquid, gas, gas is discharged from the stack at tank body top, be transported to the processing of burning at a distance, liquid is discharged from discharging tube, liquid level equilibrium pipe, is transported to mud pit.Owing to be provided with the liquid level equilibrium pipe, it constitutes a U-shaped or v-shaped structure with tank body, makes to remain a certain amount of mud liquid in the tank body, and mud liquid blocks the discharge opeing mouth of pipe, prevents that gas from discharging from discharging tube, has obviously reduced the possibility of gaseous contamination environment.The utility model can save pneumatic dish valve of the prior art and float-ball type valve, and this not only saves manufacturing cost, but also has prolonged application life.Certainly, the utility model still can continue to use original pneumatic dish valve and float-ball type valve, because tank body has remained a certain amount of mud liquid, the float-ball type valve is in the state of opening for a long time, the not alternating movement that can close frequently or open, make float-ball type valve and pneumatic dish valve not fragile, prolonged application life; In case the tank body internal pressure takes place when too high, the liquid level of mud liquid reduces in the tank body, ball float descends, and to a certain degree the time, the float-ball type valve closing causes pneumatic dish valve to be in closed condition, discharges with the continuation that stops mud liquid when low, prevents that gas from discharging from discharging tube.
Owing to adopted technique scheme, the utlity model has following advantage:
1. owing to be provided with the liquid level equilibrium pipe, formed U-shaped or v-shaped structure between it and the tank body, remaining has a certain amount of mud liquid in the tank body, prevent that gas from discharging from discharging tube, has reduced the possibility of gaseous contamination air significantly, has obviously prolonged application life.
2. because mud gas separating mechanism has adopted a plurality of separating plates, make the separate mode of mud liquid and gas change of the present utility model getting rid of into and fall formula by original mesh formula, therefore, it not only makes mud liquid more thoroughly separated from the gas, and has improved separative efficiency significantly.
3. the operating pressure in the tank body can control to 4MPa, has not only significantly improved day output, and has obviously enlarged the control range to borehole pressure, has adapted to the production needs of drilling well industry.
(4), description of drawings
Description of drawings of the present utility model is as follows:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an A-A sectional view among Fig. 1.
Among the figure: 1. tank body; 2. input pipe; 3. stack; 4. discharging tube; 5. liquid level equilibrium pipe; 6. support; 7. separating plate; 8. water conservancy diversion base plate.
(5), the specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, 2, the utility model includes tank body 1, input pipe 2, stack 3, discharging tube 4 and mud gas separating mechanism, it is characterized in that: be communicated with a liquid level equilibrium pipe 5 on the discharging tube 4, form a U-shaped or v-shaped structure between this liquid level equilibrium pipe 5 and the tank body 1.
The utility model is like this work: drilling fluid in input pipe enters tank body after, mud gas separating mechanism separates the mixture of liquid, gas, gas is discharged from the stack 3 at tank body 1 top, be transported to the processing of burning at a distance, liquid is discharged from discharging tube 4, liquid level equilibrium pipe 5, is transported to mud pit.Owing to be provided with liquid level equilibrium pipe 5, it constitutes a U-shaped or v-shaped structure with tank body 1, makes to remain a certain amount of mud liquid in the tank body 1, and mud liquid blocks 4 mouthfuls of discharging tubes, prevent that gas from from discharging tube 4 discharges, obviously having reduced the possibility of gaseous contamination environment.The utility model can save pneumatic dish valve of the prior art and float-ball type valve, and this not only saves manufacturing cost, but also has prolonged application life.Certainly, the utility model still can continue to use original pneumatic dish valve and float-ball type valve, because tank body 1 has remained a certain amount of mud liquid, the float-ball type valve is in the state of opening for a long time, the not alternating movement that can close frequently or open, make float-ball type valve and pneumatic dish valve not fragile, prolonged application life; In case the tank body internal pressure takes place when too high, the liquid level of mud liquid reduces in the tank body, ball float descends, and to a certain degree the time, the float-ball type valve closing causes pneumatic dish valve to be in closed condition, discharges with the continuation that stops mud liquid when low, prevents that gas from discharging from discharging tube.
As shown in Figure 1, in order to improve the steadiness of liquid level equilibrium pipe 5, tank body 1 is provided with the support 6 that supports liquid level equilibrium pipe 5.
As shown in Figure 1, 2, in order to make mud liquid more thoroughly separated from the gas, further reduce the possibility that gas is discharged from discharging tube, mud gas separating mechanism can be to be made of a plurality of separating plates 7, and a plurality of separating plates 7 from top to bottom are successively set in the tank body 1, according to the order of counting from top to bottom, the separating plate 7 that leans on number all is positioned at the right of tank body 1, the separating plate 7 of even number all is positioned at the left side of tank body, and all separating plates 7 are fitted to each other, and forms the fluid passage that communicates.This mud gas separating mechanism is work like this: the separating plate process of the mixture of mud liquid and gas below top separating plate flow to, because upper and lower two separating plates have certain height, make mud liquid from top separation to get rid of on the separating plate below falling to, fall through so repeatedly getting rid of, can not only promptly separate the gas in the mud liquid, and gas totally is separated up hill and dale, separating effect significantly improves, day output obviously increases, and has increased separative efficiency significantly.
As shown in Figure 1, for the ease of flowing of mud liquid, improve day output, the water conservancy diversion base plate 8 of each separating plate 7 is downward-sloping.
Claims (4)
1. a drilling well is with mud, gas separator, include tank body (1), input pipe (2), stack (3), discharging tube (4) and mud gas separating mechanism, it is characterized in that: be communicated with a liquid level equilibrium pipe (5) on the discharging tube (4), form a U-shaped or v-shaped structure between this liquid level equilibrium pipe (5) and the tank body (1).
2. drilling well as claimed in claim 1 mud, gas separator is characterized in that: tank body (1) is provided with the support (6) that supports liquid level equilibrium pipe (5).
3. drilling well as claimed in claim 1 or 2 mud, gas separator, it is characterized in that: mud gas separating mechanism is to be made of a plurality of separating plates (7), a plurality of separating plates (7) from top to bottom are successively set in the tank body (1), according to the order of counting from top to bottom, the separating plate (7) that leans on number all is positioned at the right of tank body (1), the separating plate of even number (7) all is positioned at the left side of tank body, and all separating plates (7) are fitted to each other, and forms the fluid passage that communicates.
4. drilling well as claimed in claim 3 mud, gas separator, it is characterized in that: the water conservancy diversion base plate (8) of each separating plate (7) is downward-sloping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520009428 CN2854058Y (en) | 2005-06-07 | 2005-06-07 | Drilling mud, gas separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520009428 CN2854058Y (en) | 2005-06-07 | 2005-06-07 | Drilling mud, gas separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2854058Y true CN2854058Y (en) | 2007-01-03 |
Family
ID=37580689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520009428 Expired - Fee Related CN2854058Y (en) | 2005-06-07 | 2005-06-07 | Drilling mud, gas separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2854058Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101446120B1 (en) * | 2014-04-18 | 2014-10-06 | 우민기술(주) | mud gas separator |
| CN108203921A (en) * | 2018-01-26 | 2018-06-26 | 四川公路桥梁建设集团有限公司大桥工程分公司 | Suitable for the steel-concrete mixing girder construction and design method of self-compacting concrete cast |
| CN114588651A (en) * | 2022-03-07 | 2022-06-07 | 新疆富沃药业有限公司 | Licorice extract draws evacuation feed liquid and retrieves and recycles device |
-
2005
- 2005-06-07 CN CN 200520009428 patent/CN2854058Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101446120B1 (en) * | 2014-04-18 | 2014-10-06 | 우민기술(주) | mud gas separator |
| CN108203921A (en) * | 2018-01-26 | 2018-06-26 | 四川公路桥梁建设集团有限公司大桥工程分公司 | Suitable for the steel-concrete mixing girder construction and design method of self-compacting concrete cast |
| CN108203921B (en) * | 2018-01-26 | 2023-10-13 | 四川公路桥梁建设集团有限公司大桥工程分公司 | Steel-concrete mixed beam structure suitable for self-compaction concrete pouring |
| CN114588651A (en) * | 2022-03-07 | 2022-06-07 | 新疆富沃药业有限公司 | Licorice extract draws evacuation feed liquid and retrieves and recycles device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070103 Termination date: 20130607 |