CN112610178B - Environment sampling power head and environment sampling method - Google Patents
Environment sampling power head and environment sampling method Download PDFInfo
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- CN112610178B CN112610178B CN202011478348.3A CN202011478348A CN112610178B CN 112610178 B CN112610178 B CN 112610178B CN 202011478348 A CN202011478348 A CN 202011478348A CN 112610178 B CN112610178 B CN 112610178B
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- Prior art keywords
- shaft
- sampling
- sleeve
- drill
- drilling tool
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- 238000005070 sampling Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000005553 drilling Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 239000002689 soil Substances 0.000 claims abstract description 14
- 230000007613 environmental effect Effects 0.000 claims abstract description 13
- 238000005527 soil sampling Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 235000020681 well water Nutrition 0.000 claims description 5
- 239000002349 well water Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
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- 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/10—Formed core retaining or severing means
-
- 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
- E21B1/00—Percussion drilling
- E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
-
- 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/02—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
-
- 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to an environmental sampling power head, which comprises a gear box, wherein a gear transmission mechanism is arranged in the gear box; the gear transmission mechanism is suitable for driving a shaft to rotate in the gear box in a sleeved mode; the drill shaft is arranged in the shaft hole of the shaft sleeve in a penetrating mode; the connecting sleeve is fixedly arranged at the lower end of the shaft sleeve. A method of environmental sampling comprising sampling soil and sampling water; the soil sampling method comprises the following steps: adopting the environment sampling power head, and installing an impact drilling tool at the lower end of a drill shaft; method for sampling water: the environmental sampling power described above was used. Impact is output by the drill shaft, rotation is output by the shaft sleeve, and the impact and the rotation are all located at the same station, so that the size is small, and the integration level is high.
Description
Technical Field
The invention relates to the field of environment sampling equipment, in particular to an environment sampling power head and an environment sampling method.
Background
The power head of the soil sampling drilling machine is a key component of the drilling machine, and the main function of the power head is to transmit hydraulic impact to a hollow drilling tool so as to realize soil extraction. In addition, the power head needs to have a large-torque rotation function, and observation well construction is achieved.
Manufacturers in the industry mostly adopt two power heads to independently realize the two functions, impact and rotation are carried out through station changing during use, and the two power heads occupy larger equipment space, so that the position adjustment of the orifice becomes complicated. Also, there are few manufacturers trying to adopt rock drilling to realize the compounding of two functions with an integrated impact power head, as in the prior patent, patent No.: 201410657153.3; the patent name: a top hammer type impact rotary power head of a hydraulic drilling machine is characterized in that a spline shaft is used for hitting operation and bearing rotary operation. These patents are all seeking to minimize the space occupation, and the central shaft of the structure is limited to transmit impact and large torque, so that the central shaft is difficult to function well.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the environment sampling power head and the environment sampling method overcome the defects of the prior art, and solve the problem that the power head cannot be well played in environment sampling due to the fact that a drill shaft in the conventional power head needs to be beaten and rotated.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in a first aspect:
an environmental sampling power head comprises
The gear box is internally provided with a gear transmission mechanism;
the gear transmission mechanism is suitable for driving a shaft to rotate in the gear box in a sleeved mode;
the drill shaft is arranged in the shaft hole of the shaft sleeve in a penetrating mode;
the connecting sleeve is fixedly arranged at the lower end of the shaft sleeve; and
the impactor is suitable for striking the upper end of the drill shaft so as to enable the drill shaft to move downwards in the shaft hole and output impact;
the upper end and the lower end of the shaft hole are respectively fixedly provided with a copper sleeve, the drill shaft penetrates through the two copper sleeves, and the drill shaft and the copper sleeves form sliding fit.
The gear transmission mechanism comprises a large gear and a plurality of driving mechanisms;
the large gear is arranged outside the shaft sleeve and is in key connection with the shaft sleeve;
each driving mechanism is respectively matched with the large gear in a transmission way.
Further, the driving mechanism comprises a hydraulic motor and a pinion, the hydraulic motor is fixedly arranged on the gear box, the pinion is arranged in the gear box, the hydraulic motor is connected with the pinion, and the pinion is meshed with the gearwheel.
Furthermore, bearings are arranged at two ends of the shaft sleeve respectively, and two ends of the shaft sleeve are in rolling fit with the gear box through the bearings respectively.
In a second aspect:
a method of environmental sampling comprising sampling soil and sampling water;
the soil sampling method comprises the following steps: the environment sampling power head is adopted, an impact drilling tool is arranged at the lower end of the drill shaft, and the impactor strikes the drill shaft to drive the impact drilling tool to be driven into soil, so that soil sampling is realized;
method for sampling water: by adopting the environment sampling power head, the spiral drilling tool is arranged on the connecting sleeve, the gear transmission mechanism drives the shaft sleeve to rotate, the shaft sleeve drives the spiral drilling tool to drill an observation well in soil, and well water seeps out of the observation well and is taken for sampling detection.
The invention has the beneficial effects that:
the environment sampling power head is provided, impact is output by a drill shaft, rotation is output by a shaft sleeve, the impact and the rotation are all positioned at the same station, the size is small, and the integration level is high.
The rotation is output by the shaft sleeve, the torsional moment of inertia is large, the strength is high, and the rigidity is good.
The drill shaft has regular shape, small stress concentration, long fatigue life and convenient replacement;
the drill shaft is reset by the load and does not work when the load is not applied.
The environment sampling method is characterized in that the power head is adopted, the drill shaft can be relied to drive the percussion drilling tool, soil sampling can be directly carried out, the shaft sleeve can be relied to rotate to drive the spiral drilling tool to rotate, the stubborn observation well is dug, and water taking and sampling of the observation well are realized.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIGS. 1 and 2 are perspective views of an environmental sampling powerhead of the present invention;
FIG. 3 is a half-sectional view of the environmental sampling powerhead of the present invention;
FIG. 4 is a schematic view of a sleeve shaft;
fig. 5 is a schematic view of a connection sleeve;
the drill bit comprises a gear box 1, a gear box 2, a drill shaft 3, a shaft sleeve 31, a key block 32, a positioning groove 4, a large gear 5, a driving mechanism 51, a hydraulic motor 52, a small gear 6, a copper sleeve 7, a connecting sleeve 71, a connecting cylinder 72, an end face ring body 73, a positioning convex ring 8 and an impactor.
Detailed Description
The invention will now be further described with reference to specific examples. The drawings are simplified schematic diagrams each illustrating the basic structure of the present invention only in a schematic manner, and thus show only the constitution related to the present invention.
As shown in FIGS. 1 to 5, an environmental sampling power head includes
The gear box 1, set up the gear drive in the said gear box 1;
the gear transmission mechanism is suitable for driving the shaft sleeve 3 to rotate in the gear box 1;
the drill shaft 2 is arranged in the shaft hole of the shaft sleeve 3 in a penetrating way;
the connecting sleeve 7 is fixedly arranged at the lower end of the shaft sleeve 3; and
and an impactor 8 adapted to strike the upper end of the drill shaft 2 to move the drill shaft 2 downward in the shaft hole and output an impact.
Specifically, in this embodiment, the upper end and the lower end of the shaft hole are respectively and fixedly provided with the copper sleeves 6, the drill shaft 2 penetrates through the two copper sleeves 6, and the drill shaft 2 and the copper sleeves 6 form a sliding fit. By means of the copper sleeve 6, the drill shaft 2 can move more stably in the shaft hole.
Specifically, in this embodiment, the gear transmission mechanism includes a large gear 4 and a plurality of driving mechanisms 5; the large gear 4 is arranged outside the shaft sleeve 3, and the large gear 4 and the shaft sleeve 3 form a key connection; each driving mechanism 5 is in transmission fit with the large gear 4.
Specifically, in the present embodiment, the driving mechanism 5 includes a hydraulic motor 51 and a pinion 52, the hydraulic motor 51 is fixedly disposed on the gear box 1, the pinion 52 is disposed in the gear box 1, the hydraulic motor 51 is connected to the pinion 52, and the pinion 52 is engaged with the bull gear 4.
In this embodiment, the number of the driving mechanisms 5 is two, and the two driving mechanisms are respectively and symmetrically arranged at two sides of the gear box 1, and the large gear 4 is driven to rotate by the two hydraulic motors 51, so as to ensure that the shaft sleeve 3 has a larger torque force.
Specifically, in this embodiment, two ends of the shaft sleeve 3 are respectively provided with a bearing, and two ends of the shaft sleeve 3 are respectively in rolling fit with the gear box 1 through the bearings.
Specifically, in this embodiment, as shown in fig. 4 and 5, the connecting sleeve 7 includes a connecting cylinder 71 and an end surface ring 72; a plurality of connecting bolts penetrate through the end face ring body 72 and are screwed with the lower end of the shaft sleeve 3, so that the connecting sleeve 7 is fastened at the lower end of the shaft sleeve 3.
Specifically, in this embodiment, a pair of key blocks 31 is further disposed between the shaft sleeve 3 and the end face ring body 72; by means of the pair of key blocks 31, the sleeve 3 can stably transmit the torsion to the connecting sleeve 7.
Specifically, in this embodiment, the end face ring body 72 is provided with a positioning protruding ring 73, the lower end of the shaft sleeve 3 is provided with a positioning groove 32, and the positioning groove 32 is matched with the positioning protruding ring 73, so that the mounting structure of the lifting connection sleeve 7 is more stable, and the connection bolt can be conveniently screwed in.
In this embodiment, the gear box 1 includes a box body, a rear cover and a front cover, the impactor 8 is fixedly arranged on the rear cover, and the piston of the impactor 8 acts on the upper end of the drill shaft 2.
During operation, a piston of the impact generator strikes the drill shaft 2 in the sleeve shaft, the drill shaft 2 outputs impact downwards, and an impact drilling machine below the drill shaft 2 is driven to drill into soil for sampling.
Two hydraulic motors 51 work, the large gear 4 is driven to rotate through the two small gears 52, the large gear 4 drives the shaft sleeve 3 to rotate, and the shaft sleeve 3 drives the spiral drilling tool below to rotate;
compared with the prior art, the invention drives the spiral drilling tool to operate by the shaft sleeve 3, the diameter of the shaft sleeve 3 is larger than that of the drill shaft 2, and the torsional inertia moment is larger, so that the spiral drilling tool can transmit larger torque.
The environment sampling power head has the following advantages:
impact is output by the drill shaft 2, and rotation is output by the shaft sleeve 3, namely, the drill shaft 2 and the shaft sleeve 3 are respectively output by two sets of power sources and are positioned at the same station, so that the size is small, and the integration level is high.
The rotation is output by the shaft sleeve 3, the torsional moment of inertia is large, the strength is high, and the rigidity is good.
The drill shaft 2 has a regular shape, small stress concentration, long fatigue life and convenient replacement;
the drill shaft 2 is reset by load and does not work when no load exists.
Example two
A method of environmental sampling comprising sampling soil and sampling water;
the soil sampling method comprises the following steps: adopting the environment sampling power head of the first embodiment, installing an impact drilling tool at the lower end of the drill shaft 2, striking the drill shaft 2 by the impactor 8 to drive the impact drilling tool to be driven into soil, and then taking out the impact drilling tool to realize soil sampling;
method of sampling water: by adopting the environment sampling power head of the first embodiment, the spiral drilling tool is arranged on the connecting sleeve 7, the gear transmission mechanism drives the shaft sleeve 3 to rotate, the shaft sleeve 3 drives the spiral drilling tool to drill an observation well in soil, and when well water seeps out of the observation well, the well water is taken for sampling detection.
In the embodiment, the impact drilling tool is driven by the drill shaft 2 to complete soil sampling and the spiral drilling tool is driven by the shaft sleeve 3 to complete water sampling in environment sampling. The drill shaft 2 and the shaft sleeve 3 are respectively driven by two sets of power sources, so that the function of the power head in environmental sampling can be better exerted.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. An environment sampling power head is characterized by comprising
The gear box is internally provided with a gear transmission mechanism;
the gear transmission mechanism is suitable for driving a shaft to rotate in the gear box in a sleeved mode;
the drill shaft is arranged in the shaft hole of the shaft sleeve in a penetrating mode;
the connecting sleeve is fixedly arranged at the lower end of the shaft sleeve; and
the impactor is suitable for striking the upper end of the drill shaft so as to enable the drill shaft to move downwards in the shaft hole and output impact;
the upper end and the lower end of the shaft hole are respectively fixedly provided with a copper sleeve, the drill shaft penetrates through the two copper sleeves, and the drill shaft and the copper sleeves form sliding fit;
the gear transmission mechanism comprises a large gear and a plurality of driving mechanisms;
the large gear is arranged outside the shaft sleeve and is in key connection with the shaft sleeve;
each driving mechanism is in transmission fit with the large gear;
an impact drilling tool is arranged at the lower end of the drill shaft, and the impactor strikes the drill shaft to drive the impact drilling tool to be driven into soil;
a spiral drilling tool is arranged on the connecting sleeve, the gear transmission mechanism drives the shaft sleeve to rotate, and the shaft sleeve drives the spiral drilling tool to drill an observation well in soil.
2. The environmental sampling powerhead of claim 1, wherein,
the driving mechanism comprises a hydraulic motor and a pinion, the hydraulic motor is fixedly arranged on the gear box, the pinion is arranged in the gear box, the hydraulic motor is connected with the pinion, and the pinion is meshed with the gearwheel.
3. The environmental sampling powerhead of claim 1, wherein,
the two ends of the shaft sleeve are respectively provided with a bearing, and the two ends of the shaft sleeve are respectively in rolling fit with the gear box through the bearings.
4. An environmental sampling method is characterized by comprising the steps of sampling soil and water;
the soil sampling method comprises the following steps: adopting the environment sampling power head of any one of claims 1 to 3, installing an impact drilling tool at the lower end of a drill shaft, striking the drill shaft by an impactor, driving the impact drilling tool into soil, and realizing soil sampling;
method for sampling water: the environment sampling power head of any one of claims 1 to 3 is adopted, a spiral drilling tool is arranged on the connecting sleeve, the gear transmission mechanism drives the shaft sleeve to rotate, the shaft sleeve drives the spiral drilling tool to drill an observation well on soil, and when well water seeps out of the observation well, the well water is taken for sampling detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011478348.3A CN112610178B (en) | 2020-12-15 | 2020-12-15 | Environment sampling power head and environment sampling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011478348.3A CN112610178B (en) | 2020-12-15 | 2020-12-15 | Environment sampling power head and environment sampling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112610178A CN112610178A (en) | 2021-04-06 |
| CN112610178B true CN112610178B (en) | 2023-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011478348.3A Active CN112610178B (en) | 2020-12-15 | 2020-12-15 | Environment sampling power head and environment sampling method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201865568U (en) * | 2010-11-05 | 2011-06-15 | 秦皇岛天业通联重工股份有限公司 | Full-hydraulic multifunctional power head |
| WO2016179774A1 (en) * | 2015-05-11 | 2016-11-17 | 徐州徐工基础工程机械有限公司 | Power head of rotary drilling rig and rotary drilling rig |
| CN108625770A (en) * | 2018-06-06 | 2018-10-09 | 福建亿钻机械有限公司 | A kind of the crushing power head and its application method of rotatable impact |
| CN109736700A (en) * | 2019-03-25 | 2019-05-10 | 贵州航天天马机电科技有限公司 | A kind of frozen soil reacting cycle Bidirectional cutting churn drilling tools |
| CN111335808A (en) * | 2020-04-07 | 2020-06-26 | 无锡市安曼工程机械有限公司 | Modular power head system |
| CN111594163A (en) * | 2020-06-28 | 2020-08-28 | 山东省煤田地质局第四勘探队 | Double dynamical first soil sampling ware |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2613331Y (en) * | 2003-04-23 | 2004-04-28 | 苏州宝时得电动工具有限公司 | Drill type electric tool |
| CN105041250B (en) * | 2015-06-30 | 2017-06-30 | 中国地质大学（武汉） | A kind of wire line coring churn drilling tools |
| CN106285454B (en) * | 2016-08-22 | 2018-07-13 | 高伯明 | Double drive power head |
| CN212003016U (en) * | 2020-04-07 | 2020-11-24 | 无锡市安曼工程机械有限公司 | Modular power head system |
-
2020
- 2020-12-15 CN CN202011478348.3A patent/CN112610178B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201865568U (en) * | 2010-11-05 | 2011-06-15 | 秦皇岛天业通联重工股份有限公司 | Full-hydraulic multifunctional power head |
| WO2016179774A1 (en) * | 2015-05-11 | 2016-11-17 | 徐州徐工基础工程机械有限公司 | Power head of rotary drilling rig and rotary drilling rig |
| CN108625770A (en) * | 2018-06-06 | 2018-10-09 | 福建亿钻机械有限公司 | A kind of the crushing power head and its application method of rotatable impact |
| CN109736700A (en) * | 2019-03-25 | 2019-05-10 | 贵州航天天马机电科技有限公司 | A kind of frozen soil reacting cycle Bidirectional cutting churn drilling tools |
| CN111335808A (en) * | 2020-04-07 | 2020-06-26 | 无锡市安曼工程机械有限公司 | Modular power head system |
| CN111594163A (en) * | 2020-06-28 | 2020-08-28 | 山东省煤田地质局第四勘探队 | Double dynamical first soil sampling ware |
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| CN112610178A (en) | 2021-04-06 |
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