CN104373066A - Mud tank for well drilling - Google Patents
Mud tank for well drilling Download PDFInfo
- Publication number
- CN104373066A CN104373066A CN201410613609.6A CN201410613609A CN104373066A CN 104373066 A CN104373066 A CN 104373066A CN 201410613609 A CN201410613609 A CN 201410613609A CN 104373066 A CN104373066 A CN 104373066A
- Authority
- CN
- China
- Prior art keywords
- tank body
- side plate
- plate
- body side
- tank
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/062—Arrangements for treating drilling fluids outside the borehole by mixing components
Abstract
The invention discloses a mud tank for well drilling. A main body is of a cuboid tank shape and comprises a tank body side plate and a tank body bottom plate, a bottom plate supporting structure is arranged below the tank body bottom plate, the tank body side plate is divided into an upper tank body side plate portion and a lower tank body side plate portion, each short side of the lower tank body side plate portion is a vertical side plate, and each long side of the lower tank body side plate portion is a one-quarter arc plate bent inwards. An upper side plate reinforcing rib plate is fixedly arranged on the periphery of the position, at an upper opening of the tank body, of the tank body side plate, and a middle side plate reinforcing rib plate is fixedly arranged on the periphery of the position, at the joint of the upper tank body side plate portion and the lower tank body side plate portion, of the tank body side plate. The mud tank for well drilling is superior and more reasonable in structure, can meet strength requirements, can also be used for completing mud stirring more uniformly and thoroughly, and reduces the production and use cost.
Description
Technical field
The present invention relates to a kind of drilling equipment, particularly relate to a kind of drilling mud system equipment.
Background technology
Mud system is the key component in Process of Oil Well Drilling, and slurry tank is then the visual plant in mud system.Its main purpose is used to contain mud.The characteristic of mud has larger proportion (1.4 to 2.5, as a comparison, the proportion of water is 1.0), higher viscosity, and the chemical composition of complexity.
Conventional mud tank, adopts corrugated sheet as the sidewall of casing, to increase the rigidity of casing resistant to liquids side direction hydrostatic pressure more.Conventional mud tank, from structural strength aspect, first needs an enough strong stress frame, and then the sidewall of casing and bottom, all bear the moment of flexure produced on face by liquid acting by external hydrostatic pressure as plate structure.And be bad to bear bending due to plate structure, if take bending resistance into account, thickness of slab must be increased, and to consider dead load, thickness of slab just can not be too large, therefore, the solution of Conventional mud tank is by hydraulic pressure special-purpose machinery by thin plate, fold tortuous ripple onboard, then, in wrap direction, the bending resistance attribute of corrugated sheet will strengthen greatly.
Use corrugated sheet to construct slurry tank, maximum shortcoming is, make tank inner surface define many dead angles intersected vertically, although be furnished with agitator in tank, be in stirring always, at these dead angle places, mixing effect will be had a greatly reduced quality.Add that viscosity and some chemical composition of mud make mud have the trend of consolidation, therefore at these dead angle places, easily condense into block.When drilling well terminates, need cleaning tank body in case transition time, the mud block cleaning these consolidations will become wastes time and energy very much.
Secondly, corrugated sheet must have special machinery to produce, and which limits the selection of supplier and the control of cost of production.
Finally, corrugated sheet is owing to make use of the space of plate parts thickness direction, add the length of weld seam the most intuitively, for the waveform that certain is conventional, use corrugated sheet only to add the welding job amount of about 6.5% because of the increase of length of material than use flat board.And tortuous back and forth due to weld seam, this type of welding must by manually having come, at present cannot the high and automatic welding machine that weldquality is high of service efficiency.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of structure and more optimizes rational drilling mud tank, can meet the requirement of strength of creeping into slurry tank, more evenly, up hill and dale can complete mud stirring simultaneously, reduces the cost produced and use.
The present invention is that to solve the problems of the technologies described above the technical scheme adopted as follows:
A kind of drilling mud tank, described tank body main body is cuboid can-like, comprise tank body side plate and tank body base plate, base plate supporting structure is provided with below tank body base plate, described base plate supporting structure strengthens gusset by bottom transverse and bottom waling plate is formed, described tank body side plate is divided into upper can side plate and bottom tank body side plate, described upper can side plate is perpendicular side plate, and in described bottom tank body side plate, minor face side is perpendicular side plate, side, long limit is aduncate quarter circular arc plate; Be fixedly installed on side plate in the periphery of the tank body side plate at described tank body upper opening place and strengthen gusset, be fixedly installed in side plate in the tank body side plate periphery of described upper can side plate and tank body side plate junction, bottom and strengthen gusset.
Further, in described tank body side plate, the junction of minor face side and side, long limit is circular sliding slopes.
Further, in described cuboid slurry tank inside, long side direction is provided with dividing plate, tank body side plate and the tank body base plate of described dividing plate and side, long limit are welded and fixed; Be fixedly installed on dividing plate in the dividing plate both sides at described tank body upper opening place and strengthen gusset, be fixedly installed in dividing plate in the both sides of the dividing plate relevant position of described upper can side plate and tank body side plate junction, bottom and strengthen gusset.
If structural strength needs, in described tank body side plate two long side directions side plate between also can be fixedly installed internal stiffeners in the centre position of upper opening and be fixedly connected with the side plate of two long side directions respectively.
Further, in order to be easier to the outflow of mud and cleaning fluid, be convenient to export mud and tank body cleaning, its polycrystalline substance is preferably: when described drilling mud tank horizontal positioned, and described tank body base plate is horizontal by small angle inclination face.
The structure of drilling mud tank of the present invention is ingenious, reasonable, having broken in Conventional mud tank equipment to use the high strength labyrinths such as corrugated sheet could meet the design of requirement of strength, and the dividing plate segmentation of the height distribution and length of tank direction rational position that obtain rational tank body minor face width, upper can side plate and bottom tank body side plate in conjunction with Strength Calculation such as finite element methods by ingenious rational structure design is connected.The slurry tank top be made up of perpendicular side plate like this due to the degree of depth of mud limited, it can be born by perpendicular side plate completely to the liquid hydrostatic pressure that side plate produces, produce in the Lower Half of mud tank body for the pressure of drilling mud tank side plate compared with large regions, the lateral plate structure of tank body is divided into the first half of common requirement and the Lower Half of particular/special requirement by mechanical analysis by the present invention just dexterously, instead of as Conventional mud tank, uniformly structure is strengthened to the Zone Full use of side plate, the long leg of the present invention to bottom tank body side plate divides the circular arc lateral plate structure that have employed most internal pressure ability to bear, and the quarter circular arc plated construction be connected smoothly with upper can side plate and base plate respectively, the tank body upper opening place that structural stress is maximum simultaneously and the side plate periphery of upper can side plate and tank body side plate junction, bottom arrange reinforcement gusset, so just can be level and smooth with one, succinctly and cleverly tank structure carries engineering slurry safely.This structure has played " shell " attribute of thin wall construction to greatest extent, will produce bending hydrostatic pressure and be converted to the membrane stress of thin-wall part dexterously in the maximum region of pressure.
And due to the difference of capacity requirement, cuboid slurry tank of the present invention, when the length of its long side direction is longer, can arranges dividing plate and strengthen gusset, thus obtain rational mechanical structure and stable Slurry Storage space.
Simultaneously, the slurry tank inner space of bringing due to structure of the present invention level and smooth succinct, thus solve the structure Dead Core Problems of tank inner surface smoothly, make only to need in use procedure the small-power of mixing plant to run can to obtain evenly, completely, without the mixing effect at dead angle, greatly save cost of production, improve production efficiency.
Welding job amount, working strength and complexity during structure design of the present invention also makes to produce reduce all greatly, and the simultaneously cleaning of slurry tank and difficulty reduce all greatly, reach the effect of energy-saving and emission-reduction.
Accompanying drawing explanation
Fig. 1 is the structural representation of drilling mud tank of the present invention;
Fig. 2 is the vertical section structure schematic diagram of drilling mud tank of the present invention;
Fig. 3 is the junction of minor face side and side, long limit in tank body side plate is the schematic diagram of circular sliding slopes.
In figure:
1, upper can side plate 2, bottom tank body side plate 3, dividing plate
4, side plate is strengthened strengthen in gusset 5, side plate gusset strengthened by gusset 6, dividing plate
7, strengthen gusset 8 in dividing plate, bottom transverse strengthens gusset 9, bottom waling plate
10, internal stiffeners 11, tank body base plate
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1, Fig. 2 show a kind of drilling mud tank, described tank body main body is cuboid can-like, comprise tank body side plate and tank body base plate 11, base plate supporting structure is provided with below tank body base plate 11, described base plate supporting structure strengthens gusset 8 by bottom transverse and bottom waling plate 9 is formed, described tank body side plate is divided into upper can side plate 1 and bottom tank body side plate 2, described upper can side plate 1 is perpendicular side plate, and in described bottom tank body side plate 2, minor face side is perpendicular side plate, side, long limit is aduncate quarter circular arc plate; Be fixedly installed on side plate in the periphery of the tank body side plate at described tank body upper opening place and strengthen gusset 4, be fixedly installed in side plate in the tank body side plate periphery of described upper can side plate and tank body side plate junction, bottom and strengthen gusset 5.
In described cuboid slurry tank inside, long side direction is provided with dividing plate 3, tank body side plate 2 and the tank body base plate 11 of described dividing plate 3 and side, long limit are welded and fixed; Be fixedly installed on dividing plate in dividing plate 3 both sides at described tank body upper opening place and strengthen gusset 6, be fixedly installed in dividing plate in the both sides of dividing plate 3 relevant position of described upper can side plate 1 and tank body side plate 2 junction, bottom and strengthen gusset 7.Certainly for the needs of slurry tank capacity etc., the side plate of its side, long limit possesses enough intensity, also can not arrange on above-mentioned dividing plate 3 and dividing plate to strengthen strengthening in gusset 6, dividing plate gusset 7; Also can when do not arrange dividing plate is strengthened strengthening gusset 7 in gusset 6, dividing plate in described tank body side plate two long side directions side plate between be fixedly installed internal stiffeners 10 in the centre position of upper opening and be fixedly connected with the side plate of two long side directions respectively, to obtain enough requirement of strength (as shown in Figure 3).
When described drilling mud tank horizontal positioned, described tank body base plate 11 is horizontal by small angle inclination face (as shown in Figure 2).So just be easier to the outflow of mud and cleaning fluid, be convenient to export mud and tank body cleaning.
In described tank body side plate, the junction of minor face side and side, long limit is circular sliding slopes (as shown in Figure 3).Certain consideration for the aspect such as cost of production, equipment size also can adopt the type of attachment of right angle intersection.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (7)
1. a drilling mud tank, described tank body main body is cuboid can-like, comprise tank body side plate and tank body base plate, base plate supporting structure is provided with below tank body base plate, described base plate supporting structure strengthens gusset by bottom transverse and bottom waling plate is formed, it is characterized in that: described tank body side plate is divided into upper can side plate and bottom tank body side plate, described upper can side plate is perpendicular side plate, and in described bottom tank body side plate, minor face side is perpendicular side plate, side, long limit is aduncate quarter circular arc plate; Be fixedly installed on side plate in the periphery of the tank body side plate at described tank body upper opening place and strengthen gusset, be fixedly installed in side plate in the tank body side plate periphery of described upper can side plate and tank body side plate junction, bottom and strengthen gusset.
2. drilling mud tank according to claim 1, is characterized in that: in described tank body side plate, the junction of minor face side and side, long limit is circular sliding slopes.
3. drilling mud tank according to claim 1, is characterized in that: in described cuboid slurry tank inside, long side direction is provided with dividing plate, tank body side plate and the tank body base plate of described dividing plate and side, long limit are welded and fixed; Be fixedly installed on dividing plate in the dividing plate both sides at described tank body upper opening place and strengthen gusset, be fixedly installed in dividing plate in the both sides of the dividing plate relevant position of described upper can side plate and tank body side plate junction, bottom and strengthen gusset.
4. drilling mud tank according to claim 2, is characterized in that: in described cuboid slurry tank inside, long side direction is provided with dividing plate, tank body side plate and the tank body base plate of described dividing plate and side, long limit are welded and fixed; Be fixedly installed on dividing plate in the dividing plate both sides at described tank body upper opening place and strengthen gusset, be fixedly installed in dividing plate in the both sides of the dividing plate relevant position of described upper can side plate and tank body side plate junction, bottom and strengthen gusset.
5. drilling mud tank according to claim 1, is characterized in that: in described tank body side plate two long side directions side plate between be fixedly installed internal stiffeners in the centre position of upper opening and be fixedly connected with the side plate of two long side directions respectively.
6. drilling mud tank according to claim 2, is characterized in that: in described tank body side plate two long side directions side plate between be fixedly installed internal stiffeners in the centre position of upper opening and be fixedly connected with the side plate of two long side directions respectively.
7. the drilling mud tank according to claim 1,2,3,4,5 or 6, is characterized in that: when described drilling mud tank horizontal positioned, and described tank body base plate is horizontal by small angle inclination face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613609.6A CN104373066A (en) | 2014-11-04 | 2014-11-04 | Mud tank for well drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410613609.6A CN104373066A (en) | 2014-11-04 | 2014-11-04 | Mud tank for well drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104373066A true CN104373066A (en) | 2015-02-25 |
Family
ID=52552231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410613609.6A Pending CN104373066A (en) | 2014-11-04 | 2014-11-04 | Mud tank for well drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104373066A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016160947A1 (en) * | 2015-04-01 | 2016-10-06 | Schlumberger Technology Corporation | Active fluid containment for mud tanks |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988010223A1 (en) * | 1987-06-24 | 1988-12-29 | Gkn Chep Limited | Collapsible enclosure |
| CN2866803Y (en) * | 2005-11-02 | 2007-02-07 | 四机·赛瓦石油钻采设备有限公司Sjsltd | Mud tank with mixing chamber and equalizing chamber |
| CN1922434A (en) * | 2004-03-09 | 2007-02-28 | 埃克森美孚上游研究公司 | Liquefied natural gas storage tank |
| CN103693309A (en) * | 2013-12-25 | 2014-04-02 | 江苏现代造船技术有限公司 | Container system applied to oil well drilling operation |
| CN204476318U (en) * | 2014-11-04 | 2015-07-15 | 国民油井华高石油设备（上海）有限公司 | Drilling mud tank |
-
2014
- 2014-11-04 CN CN201410613609.6A patent/CN104373066A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988010223A1 (en) * | 1987-06-24 | 1988-12-29 | Gkn Chep Limited | Collapsible enclosure |
| CN1922434A (en) * | 2004-03-09 | 2007-02-28 | 埃克森美孚上游研究公司 | Liquefied natural gas storage tank |
| CN2866803Y (en) * | 2005-11-02 | 2007-02-07 | 四机·赛瓦石油钻采设备有限公司Sjsltd | Mud tank with mixing chamber and equalizing chamber |
| CN103693309A (en) * | 2013-12-25 | 2014-04-02 | 江苏现代造船技术有限公司 | Container system applied to oil well drilling operation |
| CN204476318U (en) * | 2014-11-04 | 2015-07-15 | 国民油井华高石油设备（上海）有限公司 | Drilling mud tank |
Non-Patent Citations (1)
| Title |
|---|
| 王华山编: "《塑料注塑技术与实例》", 31 January 2006, 化学工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016160947A1 (en) * | 2015-04-01 | 2016-10-06 | Schlumberger Technology Corporation | Active fluid containment for mud tanks |
| US10544656B2 (en) | 2015-04-01 | 2020-01-28 | Schlumberger Technology Corporation | Active fluid containment for mud tanks |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150225 |