CN113775307A - Drilling mud liquid cooling device and drilling system - Google Patents
Drilling mud liquid cooling device and drilling system Download PDFInfo
- Publication number
- CN113775307A CN113775307A CN202111027280.1A CN202111027280A CN113775307A CN 113775307 A CN113775307 A CN 113775307A CN 202111027280 A CN202111027280 A CN 202111027280A CN 113775307 A CN113775307 A CN 113775307A
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- Prior art keywords
- hopper
- bucket
- drilling mud
- cooling device
- cooling
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- 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.)
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 82
- 238000005553 drilling Methods 0.000 title claims abstract description 80
- 239000007788 liquid Substances 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000002002 slurry Substances 0.000 claims description 15
- 239000000498 cooling water Substances 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 239000011440 grout Substances 0.000 claims 5
- 238000012216 screening Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a drilling mud liquid cooling device, which comprises a screen bucket, a receiving bucket and a cooling device, wherein the receiving bucket and the screen bucket are both in a trough shape, the notches of the receiving bucket and the screen bucket are upward, the screen bucket is positioned above the receiving bucket, the lower end of the receiving bucket is provided with a mud outlet communicated with the inside of the receiving bucket, the bottom wall of the screen bucket is fully distributed with screen holes which penetrate through the screen bucket up and down, the cooling device is arranged at one side between the receiving bucket and the screen bucket, drilling mud liquid overflowing from a drilling wellhead is discharged into the screen bucket, the screen bucket filters particulate dregs in the drilling mud liquid and then falls into the receiving bucket through the screen holes, the cooling device is used for cooling the falling drilling mud liquid, so that the drilling mud liquid can be filtered by the screen bucket, the filter holes in the screen bucket enable the drilling mud liquid to flow through the screen bucket and the receiving bucket in a linear shape, and then the cooling device cools the filtered drilling mud liquid, and the cooling effect is good, and the drilling mud liquid is uniformly dispersed between the sieve hopper and the receiving hopper.
Description
Technical Field
The invention belongs to the field of drilling, and particularly relates to a drilling mud liquid cooling device and a drilling system.
Background
In the mud circulation process of a high-temperature geothermal (dry hot rock) well, the temperature in a hole is overhigh, the temperature reduction effect of mud in the mud circulation process is very important, the service life of equipment such as a drilling tool, a mud pump and the like and quick-wear parts (rubber parts and sealing parts) of tools and instruments in a high-temperature environment is greatly reduced, more maintenance and use costs are caused, the temperature of a mud outlet in the normal drilling circulation process can reach 93-100 degrees, and the temperature reduction of the mud after circulation is not obvious.
Disclosure of Invention
In order to solve the above-mentioned problems, an object of the present invention is to provide a drilling mud cooling device which has a simple structure and can cool drilling mud and screen out particulate residues therein.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a drilling mud liquid cooling device, includes the sieve fill, receives and fights and cooling device, receive to fight and the sieve fill be the cell type and the notch all up, the sieve fill is located receive the top of fighting, the lower extreme of receiving the fill is equipped with rather than the play thick liquid mouth of inside intercommunication, be covered with the sieve mesh that runs through from top to bottom on the diapire of sieve fill, cooling device sets up receive one side between fighting and the sieve fill, the drilling mud liquid that the drilling well head spilled over discharges extremely in the sieve fill, and by it extremely to fall through the sieve mesh after the granule dregs in the sieve fill filtering drilling mud liquid in the receiving is fought, cooling device is used for cooling to the drilling mud liquid of whereabouts.
The beneficial effects of the above technical scheme are that: so can filter the drilling mud liquid by the sieve fill, and the filtration pore on the sieve fill makes the drilling mud liquid be between the line form sieve fill of flowing through and the receiving fill, is cooled off the drilling mud liquid after filtering by cooling device again, and its cooling effect is good, and the drilling mud liquid is at the sieve fill with receive between the fill dispersion evenly.
In the technical scheme, a cooling coil can be further arranged in the sieve hopper, two ends of the cooling coil are located outside the sieve hopper, one end of the cooling coil is used for introducing cooling water, and the other end of the cooling coil is used for discharging the cooling water.
The beneficial effects of the above technical scheme are that: further cooling of the drilling mud slurry in the screen hopper is thus provided by the cooling coils.
The water tank and the water pump are further included in the technical scheme, the water inlet of the water pump is communicated with the inside of the water tank, the water outlet of the water pump is communicated with one end of the cooling coil, and the other end of the cooling coil is communicated with the inside of the water tank.
The beneficial effects of the above technical scheme are that: the water tank is simple in structure, and cooling water in the water tank can be naturally cooled and circulated by the water pump.
In the technical scheme, the vertical distance between the sieve hopper and the receiving hopper is 0.5-2 m.
The beneficial effects of the above technical scheme are that: the height of the device is moderate, and the device is beneficial to the structure of the whole drilling mud liquid cooling device to be more compact.
In the technical scheme, the cooling device is a fan, and an air outlet of the cooling device faces between the sieve hopper and the receiving hopper and is used for increasing airflow flowing between the sieve hopper and the receiving hopper.
The beneficial effects of the above technical scheme are that: the air volume is large, and the cooling effect is good.
Still include vertical setting and be cylindric housing among the above-mentioned technical scheme, the upper and lower end of housing is uncovered, just the sieve fill is installed the upper end of housing, just the sieve mesh of sieve fill all with link up in the housing, the lower extreme of housing with the notch that receives the fill is connected and link up, be equipped with air intake and air outlet on the housing, just cooling device's air outlet with the air intake intercommunication of housing.
The beneficial effects of the above technical scheme are that: thus, the cooling effect can be further improved.
The invention also aims to provide a drilling system which has simple structure and can cool the drilling mud liquid and filter solid particle dregs in the drilling mud liquid.
In order to achieve the purpose, the technical scheme of the invention is as follows: a drilling system comprises a wellhead casing, a drilling machine, a mud groove, a grouting pump and the drilling mud cooling device, wherein the lower end of the wellhead casing is communicated with a wellhead of a drilling well, a mud overflow port is arranged on the side wall of the upper end of the wellhead casing, the mud overflow port of the wellhead casing is communicated with the inside of a screen hopper, a mud outlet of the receiving hopper is communicated with the inside of the mud groove, a mud inlet of the grouting pump is communicated with the inside of the mud groove, and a mud outlet of the grouting pump is communicated with the upper end of a drill rod of the drilling machine.
The beneficial effects of the above technical scheme are that: so the temperature of the drilling mud liquid at the entrance of the drill rod of the drilling machine can be reduced, and meanwhile, the abrasion of solid granular dregs in the drilling mud liquid to the grouting pump can be avoided.
Drawings
FIG. 1 is a schematic view of a drilling mud slurry cooling apparatus according to example 1 of the present invention;
FIG. 2 is another schematic diagram of a drilling mud slurry cooling apparatus according to example 1 of the present invention;
FIG. 3 is a view showing the combination of a hopper and a cooling coil in example 1 of the present invention;
fig. 4 is a schematic view of a drilling system according to example 2 of the present invention.
In the figure: 1 drilling mud liquid cooling device, 11 sieve hoppers, 111 cooling coils, 112 water tanks, 113 water pumps, 12 receiving hoppers, 13 cooling devices, 14 enclosers, 141 air outlets, 2 wellhead casings, 3 drill pipes, 4 mud tanks and 5 grouting pumps.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Example 1
As shown in fig. 1, the present embodiment provides a drilling mud cooling device, which includes a screen bucket 11, a receiving bucket 12, and a cooling device 13, where the receiving bucket 12 and the screen bucket 11 are both in a trough shape and have upward notches, the screen bucket 11 is located above the receiving bucket 12, a mud outlet communicated with the inside of the receiving bucket 12 is provided at the lower end of the receiving bucket 12, the bottom wall of the screen bucket 11 is covered with screen holes penetrating up and down, the cooling device 13 is disposed at one side between the receiving bucket 12 and the screen bucket 11, drilling mud overflowing from a drilling wellhead is discharged into the screen bucket 11, and falls into the receiving bucket 12 through the screen holes after particulate dregs in the drilling mud are filtered by the screen bucket 11, the cooling device 13 is used for cooling down the falling drilling mud, so that the drilling mud can be filtered by the screen bucket, and the screen holes on the screen bucket enable the drilling mud to flow through the screen bucket and the receiving bucket in a strip shape, and the filtered drilling mud fluid is cooled by the cooling device, the cooling effect is good, and the drilling mud fluid is uniformly dispersed between the sieve hopper and the receiving hopper.
As shown in fig. 3, in the above technical solution, a cooling coil 111 may be further disposed in the sieve hopper 11, two ends of the cooling coil 111 are located outside the sieve hopper 11, one end of the cooling coil 111 is used for introducing cooling water, and the other end of the cooling coil 111 is used for discharging the cooling water, so that the drilling mud in the sieve hopper is further cooled by the cooling coil.
The technical scheme is that the cooling water circulation system further comprises a water tank 112 and a water pump 113, a water inlet of the water pump 113 is communicated with the inside of the water tank 112, a water outlet of the water pump 113 is communicated with one end of the cooling coil 111, the other end of the cooling coil 111 is communicated with the inside of the water tank 112, the cooling water circulation system is simple in structure, and cooling water in the water tank can be naturally cooled and circulates through the water pump.
In the technical scheme, the vertical distance between the sieve hopper 11 and the receiving hopper 12 is 0.5-2m, the height of the sieve hopper is moderate, and the whole drilling mud liquid cooling device is more compact in structure.
In the above technical solution, the cooling device 13 is a fan (preferably, an axial flow fan, which occupies a small volume), the air outlet of the cooling device 13 faces between the sieve hopper 11 and the receiving hopper 12, and the air outlet is used for increasing the flow of the air flow between the sieve hopper 11 and the receiving hopper 12, and has a large air volume and a good cooling effect.
As shown in fig. 2, the cooling device further includes a vertically arranged cylindrical housing 14, the upper end and the lower end of the housing 14 are open, the sieve hopper 11 is mounted at the upper end of the housing 14, sieve holes of the sieve hopper 11 are communicated with the interior of the housing 14, the lower end of the housing 14 is connected with and communicated with a notch of the receiving hopper 12, an air inlet and an air outlet are arranged on the housing 14, and an air outlet of the cooling device 13 is communicated with the air inlet of the housing 14, so that the cooling effect of the cooling device can be further improved.
Example 2
As shown in fig. 4, the present embodiment provides a drilling system, which includes a wellhead casing 2, a drilling machine, a slurry tank 4, a grouting pump 5, and the drilling slurry cooling device 1 according to embodiment 1, wherein the lower end of the wellhead casing 2 is communicated with a wellhead of a drilling well, a slurry overflow port is arranged on the side wall of the upper end of the wellhead casing 2, the slurry overflow port of the wellhead casing 2 is communicated with the inside of the screen bucket 11, the slurry outlet of the receiving bucket 12 is communicated with the inside of the slurry tank 4, the slurry inlet of the grouting pump 5 is communicated with the inside of the slurry tank 4, and the slurry outlet of the grouting pump 5 is communicated with the upper end of the drill rod 3 of the drilling machine, so as to reduce the temperature of the drilling slurry at the entrance of the drill rod 3 of the drilling machine, and simultaneously avoid the abrasion of solid granular dregs in the drilling slurry to the grouting pump.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A drilling mud liquid cooling device is characterized by comprising a sieve hopper (11), a receiving hopper (12) and a cooling device (13), the receiving hopper (12) and the screening hopper (11) are both in a trough shape with the notches facing upwards, the screening hopper (11) is positioned above the receiving hopper (12), the lower end of the receiving hopper (12) is provided with a pulp outlet communicated with the inside of the receiving hopper, the bottom wall of the sieve hopper (11) is fully distributed with sieve pores which penetrate through up and down, the cooling device (13) is arranged at one side between the receiving hopper (12) and the sieve hopper (11), drilling mud liquid overflowing from a drilling wellhead is discharged into the sieve hopper (11), and the screen hopper (11) filters the granular dregs in the drilling mud liquid and then falls into the receiving hopper (12) through the screen holes, and the cooling device (13) is used for cooling the falling drilling mud liquid.
2. A drilling mud fluid cooling arrangement according to claim 1, characterized in that a cooling coil (111) is also arranged in the screen bucket (11), both ends of the cooling coil (111) are located outside the screen bucket (11), one end of the cooling coil (111) is used for introducing cooling water, and the other end of the cooling coil (111) is used for discharging cooling water.
3. A drilling mud fluid cooling arrangement as claimed in claim 2, further comprising a water tank (112) and a water pump (113), the water inlet of the water pump (113) communicating with the inside of the water tank (112), the water outlet of the water pump (113) communicating with one end of the cooling coil (111), the other end of the cooling coil (111) communicating with the inside of the water tank (112).
4. A drilling mud fluid cooling arrangement according to claim 1, characterized in that the vertical spacing between the sieve hopper (11) and the receiving hopper (12) is 0.5-2 m.
5. A drilling mud slurry cooling device according to any one of claims 1-4, characterized in that the cooling device (13) is a fan, the air outlet of the cooling device (13) facing between the screen hopper (11) and the receiving hopper (12) for increasing the air flow between the screen hopper (11) and the receiving hopper (12).
6. The drilling mud liquid cooling device according to claim 5, characterized by further comprising a vertically arranged and cylindrical housing (14), wherein the upper end and the lower end of the housing (14) are open, the sieve hopper (11) is installed at the upper end of the housing (14), sieve holes of the sieve hopper (11) are communicated with the inside of the housing (14), the lower end of the housing (14) is connected with and communicated with a notch of the receiving hopper (12), an air inlet and an air outlet are arranged on the housing (14), and the air outlet of the cooling device (13) is communicated with the air inlet of the housing (14).
7. A drilling system, characterized by comprising a wellhead casing (2), a drilling machine, a mud pit (4), a grouting pump (5) and the drilling mud cooling device (1) as claimed in any one of claims 1-6, wherein the lower end of the wellhead casing (2) is communicated with the wellhead of the drilling machine, the side wall of the upper end of the wellhead casing (2) is provided with a grout outlet, the grout outlet of the wellhead casing (2) is communicated with the inside of the screen bucket (11), the grout outlet of the receiving bucket (12) is communicated with the inside of the mud pit (4), the grout inlet of the grouting pump (5) is communicated with the inside of the mud pit (4), and the grout outlet of the grouting pump (5) is communicated with the upper end of a drill rod (3) of the drilling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027280.1A CN113775307A (en) | 2021-09-02 | 2021-09-02 | Drilling mud liquid cooling device and drilling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111027280.1A CN113775307A (en) | 2021-09-02 | 2021-09-02 | Drilling mud liquid cooling device and drilling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113775307A true CN113775307A (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111027280.1A Pending CN113775307A (en) | 2021-09-02 | 2021-09-02 | Drilling mud liquid cooling device and drilling system |
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| Country | Link |
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| CN (1) | CN113775307A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203655190U (en) * | 2013-09-29 | 2014-06-18 | 深圳市工勘岩土工程有限公司 | Hole cleaning equipment for cast-in-place bored pile |
| US20150330165A1 (en) * | 2014-05-13 | 2015-11-19 | National Oilwell Varco, L.P. | Drilling mud cooling system |
| CN206707653U (en) * | 2017-05-11 | 2017-12-05 | 刘佳 | A kind of slurry purifying equipment applied to oil drilling |
| CN210714538U (en) * | 2019-11-06 | 2020-06-09 | 肖龙 | Oil field drilling mud waste water treatment equipment |
| CN210829140U (en) * | 2019-11-21 | 2020-06-23 | 谢伍平 | Drilling fluid continuous filling device for well drilling |
| CN210888851U (en) * | 2019-11-28 | 2020-06-30 | 成都西部石油装备股份有限公司 | Slurry cooling system |
| CN211342842U (en) * | 2019-12-27 | 2020-08-25 | 内蒙古电力勘测设计院有限责任公司 | Mud circulation system in drilling construction process |
| CN111810067A (en) * | 2020-07-03 | 2020-10-23 | 四川宏华石油设备有限公司 | Drilling fluid cooling system |
| CN212105802U (en) * | 2020-05-15 | 2020-12-08 | 赵燕山 | Drilling mud purifies and heat sink |
| CN113123740A (en) * | 2019-12-30 | 2021-07-16 | 四川宏华石油设备有限公司 | Drilling fluid cooling system |
| CN215804423U (en) * | 2021-09-02 | 2022-02-11 | 中国煤炭地质总局水文地质局 | Drilling mud liquid cooling device and drilling system |
-
2021
- 2021-09-02 CN CN202111027280.1A patent/CN113775307A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203655190U (en) * | 2013-09-29 | 2014-06-18 | 深圳市工勘岩土工程有限公司 | Hole cleaning equipment for cast-in-place bored pile |
| US20150330165A1 (en) * | 2014-05-13 | 2015-11-19 | National Oilwell Varco, L.P. | Drilling mud cooling system |
| CN206707653U (en) * | 2017-05-11 | 2017-12-05 | 刘佳 | A kind of slurry purifying equipment applied to oil drilling |
| CN210714538U (en) * | 2019-11-06 | 2020-06-09 | 肖龙 | Oil field drilling mud waste water treatment equipment |
| CN210829140U (en) * | 2019-11-21 | 2020-06-23 | 谢伍平 | Drilling fluid continuous filling device for well drilling |
| CN210888851U (en) * | 2019-11-28 | 2020-06-30 | 成都西部石油装备股份有限公司 | Slurry cooling system |
| CN211342842U (en) * | 2019-12-27 | 2020-08-25 | 内蒙古电力勘测设计院有限责任公司 | Mud circulation system in drilling construction process |
| CN113123740A (en) * | 2019-12-30 | 2021-07-16 | 四川宏华石油设备有限公司 | Drilling fluid cooling system |
| CN212105802U (en) * | 2020-05-15 | 2020-12-08 | 赵燕山 | Drilling mud purifies and heat sink |
| CN111810067A (en) * | 2020-07-03 | 2020-10-23 | 四川宏华石油设备有限公司 | Drilling fluid cooling system |
| CN215804423U (en) * | 2021-09-02 | 2022-02-11 | 中国煤炭地质总局水文地质局 | Drilling mud liquid cooling device and drilling system |
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