CN206477807U - Drilling well inhales sand device with negative pressure - Google Patents
Drilling well inhales sand device with negative pressure Download PDFInfo
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- CN206477807U CN206477807U CN201720161640.XU CN201720161640U CN206477807U CN 206477807 U CN206477807 U CN 206477807U CN 201720161640 U CN201720161640 U CN 201720161640U CN 206477807 U CN206477807 U CN 206477807U
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Abstract
The utility model discloses a kind of drilling well sand device is inhaled with negative pressure, including fluid pump and long tube, the long tube is sealedly connected on the fluid issuing of fluid pump, the fluid pump is used to pump fluid into long tube, in the long tube first passage is then provided with by preceding, second channel, third channel and fourth lane, wherein, the diameter of first passage is more than the diameter of second channel, the diameter of second channel is less than the diameter of third channel, the diameter of third channel is less than the diameter of fourth lane, suction sand mouthful of the long tube provided with slurry outlet on connection pit shaft, the suction sand mouthful is arranged in fourth lane, and it is located proximate to third channel.The utility model is realized to the landwaste in oil drilling, mud discharge pit shaft in the case where not installing wellhead assembly.
Description
Technical field
The utility model is related to Oil/gas Well drilling and inhales sand equipment, and specifically a kind of drilling well inhales sand device with negative pressure.
Background technology
Oil/gas Well situ of drilling well, it is necessary to which landwaste in pit shaft etc. is carried out into well by drilling fluid.
At present, well is carried out for the mortar in pit shaft, is mainly realized in the way of wellhead assembly is installed.However,
Wellhead assembly is installed and there are problems that labor intensity is big, long in time limit, cost, also the pipeline of wellhead assembly is being carried in pit shaft
Mortar when, easily occur blocking accident, this mortar containing large scale landwaste returns apparent in row.
The content of the invention
The purpose of this utility model is：Wellhead assembly be not installed there is provided one kind for above-mentioned the deficiencies in the prior art
In the case of, it can realize that the drilling well reliably discharged to the mortar in oil gas well shaft inhales sand device with negative pressure.
The technical solution adopted in the utility model is that a kind of drilling well negative pressure inhales sand device, including fluid pump and long tube, institute
State long tube to be sealedly connected on the fluid issuing of fluid pump, the fluid pump is used to pump fluid into long tube, in the long tube by
It is preceding to be then provided with first passage, second channel, third channel and fourth lane, wherein, the diameter of first passage is more than second
The diameter of passage, the diameter of second channel is less than the diameter of third channel, and the diameter of third channel is less than the diameter of fourth lane,
Suction sand mouthful of the long tube provided with slurry outlet on connection pit shaft, the suction sand mouthful is arranged in fourth lane and is located proximate to
Third channel.
Diameter ratio between the first passage and second channel is 20:3；Between the second channel and third channel
Diameter ratio is 3:12.5；Diameter ratio between the third channel and fourth lane is 12.5:20.
Feed tube, reducer pipe and the drain pipe that the long tube is mainly engaged togather by sealing are constituted, in the feed tube
For setting first passage, the reducer pipe is used to set second channel and third channel, and the drain pipe is used to set the 4th
Passage and suction sand mouthful.
Further, the feed tube is the flexible pipe that flexible material is made.
Further, the reducer pipe is the hard tube that hard material is made.
Further, the drain pipe is the flexible pipe that flexible material is made.
The fluid is drilling fluid.
The beneficial effects of the utility model are：The utility model gushes in the case where not installing wellhead assembly by fluid
Relative vacuum formed by the negative pressure of stream, effectively and reliably realizes and carries out well to the mortar in pit shaft,；The utility model
With simple in construction, easy construction, operation easily, construction cost is low, be not easily blocked the features such as, it is reliable and practical.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is use principle figure of the present utility model.
Code name implication in figure：1-feed tube；11-first passage；2-reducer pipe；21-second channel；22-the threeway
Road；3-drain pipe；31-fourth lane；32-inhale sand mouthful；4-fluid pump.
Embodiment
Participate in shown in Fig. 1, Fig. 2：The utility model is that a kind of drilling well negative pressure inhales sand device, including fluid pump 4 and long tube.
A kind of drilling well negative pressure manufactured using Venturi effect inhales sand device, for oil and gas well drilling, well head large scale drilling well
The circular treatment of landwaste and mud, it is relative formed by the negative pressure shoved by fluid in the case where not installing wellhead assembly
Vacuum, effectively and reliably realizes and carries out well to the mortar in pit shaft,；The utility model has simple in construction, construction party
Just, operate easily, construction cost is low, the features such as be not easily blocked, reliable and practical.
Feed tube 1, reducer pipe 2 and the drain pipe 3 that above-mentioned long tube is mainly engaged togather by sealing are constituted, feed tube 1, change
Footpath pipe 2 and drain pipe 3 can be that three sections of structures fit together, detachable or three sections turn into an entirety
Structure.The feed tube 1 is the flexible pipe that flexible material is made（The hard tube that the feed tube 1 can also be made of hard material.For
The actual use of convenience, can be bent into J-type, V-type by hard tube [hard tube of here is feed tube 1], can even is that a word
The shapes such as type）, the reducer pipe 2 is the hard tube that hard material is made, and the drain pipe 3 is the flexible pipe that flexible material is made（This goes out liquid
The hard tube that pipe 3 can also be made of hard material）.It is used to set first passage 11, the reducer pipe 2 in the feed tube 1
For setting second channel 21 and third channel 22, the reducer pipe 2, which can be made into monoblock type, can also be manufactured into detachable
Structure, the drain pipe 3 is used to set fourth lane 31 and inhales sand mouthful 32.
Above-mentioned long tube is sealedly connected on the fluid issuing of fluid pump 4, and the fluid pump 4 is used to pump fluid into long tube,
According to different actual conditions, from the fluid pump 4 of different model, to produce fluid different in flow rate.By preceding in the long tube
After be provided with first passage 11, second channel 21, third channel 22 and fourth lane 31, wherein, the diameter of first passage 11 is big
Diameter ratio between the diameter of second channel 21, the first passage 11 and second channel 21 is preferably 20:3；The second channel
21 diameter is less than the diameter of third channel 22, and the diameter ratio between the second channel 21 and third channel 22 is preferably 3:
12.5；The diameter of third channel 22 is less than the diameter of fourth lane 31, the diameter between the third channel 22 and fourth lane 31
Than for 12.5:20, more excellent suction sand effect is reached by above-mentioned preferred diameter ratio.In addition, in order to reduce between each passage
The different-diameter friction, the loss that are brought, carry out chamfered or in each passage junction in each passage junction
Polished.
Suction sand mouthful 32 of the long tube provided with slurry outlet on connection pit shaft, the suction sand mouthful 32 is arranged on fourth lane 31
Go up and be located proximate to third channel 22, be easy to produce more preferably Venturi effect.
Feed tube 1, reducer pipe 2 and the drain pipe 3 that above-mentioned long tube is mainly engaged togather by sealing are constituted, the feed tube
It is used to set first passage 11 in 1, the reducer pipe 2 is used to set second channel 21 and third channel 22, and the drain pipe 3 is used
In setting fourth lane 31 and suction sand mouthful 32.
Further, above-mentioned fluid is drilling fluid.Be passed through in liquid circulation drilling fluid to flushing manhole bottom, wash away stratum, take out of
Landwaste, the landwaste that suspends, prevent leakage blowout etc. have more preferable booster action.
Operation principle：Start the pump of fluid 4, fluid pump 4 pumps fluid into long tube, discharged, now just existed by drain pipe 3
Inhale sand mouthful 32 and be formed about Venturi effect, make to form the suction to the direction of drain pipe 3, drain pipe 3 at suction sand mouthful 32
Well drilling detritus and mud are discharged, the well drilling detritus and mud of discharge are passed through in circulatory pool by accessing the pipeline on drain pipe 3.Its
In, inhale sand mouthful 32 and be buckled in sludge outlet.
Above concrete technical scheme is only to illustrate the utility model, rather than its limitations.Although with reference to foregoing specific skill
The utility model is described in detail art scheme, it will be understood by those within the art that：It still can be right
Foregoing concrete technical scheme is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed or replaced
Change, the essence of appropriate technical solution is departed from the spirit and scope of technical scheme.
Claims (7)
1. a kind of drilling well negative pressure inhales sand device, including fluid pump（4）And long tube, the long tube is sealedly connected on fluid pump（4）
Fluid issuing on, the fluid pump（4）For pumping fluid into long tube, it is characterised in that：Then set by preceding in the long tube
It is equipped with first passage（11）, second channel（21）, third channel（22）And fourth lane（31）, wherein, first passage（11）'s
Diameter is more than second channel（21）Diameter, second channel（21）Diameter be less than third channel（22）Diameter, third channel
（22）Diameter be less than fourth lane（31）Diameter, suction sand mouthful of the long tube provided with slurry outlet on connection pit shaft
（32）, the suction sand mouthful（32）It is arranged on fourth lane（31）Go up and be located proximate to third channel（22）.
2. drilling well inhales sand device with negative pressure according to claim 1, it is characterised in that：The first passage（11）It is logical with second
Road（21）Between diameter ratio be 20:3；The second channel（21）With third channel（22）Between diameter ratio be 3:12.5；
The third channel（22）With fourth lane（31）Between diameter ratio be 12.5:20.
3. drilling well inhales sand device with negative pressure according to claim 1, it is characterised in that：The long tube is mainly engaged on by sealing
Feed tube together（1）, reducer pipe（2）And drain pipe（3）Composition, the feed tube（1）It is interior to be used to set first passage（11）,
The reducer pipe（2）For setting second channel（21）And third channel（22）, the drain pipe（3）For setting fourth lane
（31）With suction sand mouthful（32）.
4. drilling well inhales sand device with negative pressure according to claim 3, it is characterised in that：The feed tube（1）For flexible material
The flexible pipe being made.
5. drilling well inhales sand device with negative pressure according to claim 3, it is characterised in that：The reducer pipe（2）For hard material
The hard tube being made.
6. drilling well inhales sand device with negative pressure according to claim 3, it is characterised in that：The drain pipe（3）For flexible material
The flexible pipe being made.
7. drilling well inhales sand device with negative pressure according to claim 1, it is characterised in that：The fluid is drilling fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720161640.XU CN206477807U (en) | 2017-02-22 | 2017-02-22 | Drilling well inhales sand device with negative pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720161640.XU CN206477807U (en) | 2017-02-22 | 2017-02-22 | Drilling well inhales sand device with negative pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206477807U true CN206477807U (en) | 2017-09-08 |
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ID=59748240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720161640.XU Active CN206477807U (en) | 2017-02-22 | 2017-02-22 | Drilling well inhales sand device with negative pressure |
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| Country | Link |
|---|---|
| CN (1) | CN206477807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112638609A (en) * | 2018-10-01 | 2021-04-09 | 喜利得股份公司 | Extraction device for core drilling machine |
| CN112638610A (en) * | 2018-10-01 | 2021-04-09 | 喜利得股份公司 | Extraction device for core drilling machine |
| CN117386310A (en) * | 2023-11-30 | 2024-01-12 | 河北恒祯新能源科技有限公司 | Geothermal well flushing sand cleaning device and method |
-
2017
- 2017-02-22 CN CN201720161640.XU patent/CN206477807U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112638609A (en) * | 2018-10-01 | 2021-04-09 | 喜利得股份公司 | Extraction device for core drilling machine |
| CN112638610A (en) * | 2018-10-01 | 2021-04-09 | 喜利得股份公司 | Extraction device for core drilling machine |
| CN112638610B (en) * | 2018-10-01 | 2023-02-28 | 喜利得股份公司 | Extraction device for core drilling machine |
| CN112638609B (en) * | 2018-10-01 | 2023-10-20 | 喜利得股份公司 | Extraction device for core drilling machine |
| CN117386310A (en) * | 2023-11-30 | 2024-01-12 | 河北恒祯新能源科技有限公司 | Geothermal well flushing sand cleaning device and method |
| CN117386310B (en) * | 2023-11-30 | 2024-04-16 | 河北恒祯新能源科技有限公司 | Geothermal well flushing sand cleaning device and method |
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