CN101696915B - Device for manually and quickly collecting groundwater samples in well-less soft soil layer areas - Google Patents
Device for manually and quickly collecting groundwater samples in well-less soft soil layer areas Download PDFInfo
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- CN101696915B CN101696915B CN2009100756959A CN200910075695A CN101696915B CN 101696915 B CN101696915 B CN 101696915B CN 2009100756959 A CN2009100756959 A CN 2009100756959A CN 200910075695 A CN200910075695 A CN 200910075695A CN 101696915 B CN101696915 B CN 101696915B
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Abstract
The invention discloses a device for manually and quickly collecting groundwater samples in well-less soft soil layer areas, which comprises a load-bearing connector, a heavy bob assembled on a central post of the load-bearing connector, a drilling rod connected below the load-bearing connector, and a water storage room connected below the drilling rod, wherein a drill bit is connected below the water storage room; a sleeve pipe is arranged outside the water storage room; the water storage room is provided with a clamping device; the water storage room and the sleeve pipe are clamped; a tension spring is arranged between the sleeve pipe and the drilling rod; and the load-bearing connector, the hollow drilling rod and the water storage room are screwed with one another through pipe hoops respectively. The invention achieves a power-less device for the first time, and the device can quickly collect the groundwater samples in the soft soil layer areas under the condition without the exposure of groundwater and reduce the influences on the content of various components in the groundwater samples in a common well forming process to the utmost extent; a drilling tool after pore forming can serves as a well wall to perform sampling directly, and the extraction of the water samples cannot be influenced by the increase of depth, the increase of stress and the deformation of the well wall; and the device saves the sampling time, is simple to operate, is convenient to carry, reduces the sampling cost, and improves the working efficiency.
Description
Technical field
The present invention relates to a kind of device that the underground water sample is gathered in well weak soil layer area that do not have, particularly be suitable for not having the artificial device of gathering the underground water sample fast in weak soil layer area under the outcrop of ground water situation.
Background technology
In underground water sample collecting work, tend to run in the set up an office situation of no outcrop of ground water of appropriate samples cloth, could gather the underground water sample after only being carried out to well.During pore-forming, the hand excavation is wasted time and energy, and when the degree of depth during greater than 2 meters, the borehole wall caves in easily, can workmen's safety be constituted a threat to; The open caisson well drilling technology overcomes basic earth by open caisson device deadweight the friction force of the borehole wall is sunk, increase along with submergence depth, the soil body also increases the friction force of the borehole wall thereupon, this is just more and more higher to the requirement of thickness of shaft wall, again because the borehole wall is to adopt concrete depositing to form, the open caisson time is longer, and need expend more manpower, causes work efficiency low.In addition, when becoming well, the weak soil layer generally mostly is the construction of small-bore well, and main with drilling apparatus such as probing drilling tool, reciprocating drills, although probing drilling tool pore-forming effect is better, but complex operation, dismounting complexity, difficult transportation just can the work holdup with interior one-tenth well construction for 10 meters.And the required underground water sample of underground water sample collecting work amount generally seldom, as: analyzing the required underground water sample of volatile organic contaminant amount is 0.08L, analyzing the required underground water sample of half volatile organic contaminant amount is 1L, and it is just enough to carry out inorganic total analysis 2.5L underground water sample.As seen, be carried out to work such as the well retaining wall draws water and lose time and manpower and materials for gathering a underground water sample, hand excavation's various technologies also are so, and the whole one-tenth well course of work can impact underground water sample component concentration.
Summary of the invention
The invention provides a kind of artificial device of gathering the underground water sample fast in well weak soil layer area that do not have, realize need not into well, the artificial underground water sample of gathering fast.
For realizing the object of the invention, the artificial device of gathering the underground water sample fast in this no well weak soil layer area, it is characterized in that it comprises the load-bearing joint, is assemblied in weight on the load-bearing joint newel, is connected the hollow drill under the load-bearing joint and is connected in reservoir chamber under the hollow drill, reservoir chamber connects drill bit down, reservoir chamber is equiped with sleeve pipe outward, be equiped with extension spring between sleeve pipe and hollow drill, reservoir chamber is provided with clamping apparatus, clamping is connected between reservoir chamber and sleeve pipe, spins mutually by pipe collar respectively between load-bearing joint, hollow drill, reservoir chamber.
Described reservoir chamber is a cylindric chamber, and its circumference wall evenly offers filter opening.
Described clamping apparatus comprises the trip that is assemblied on the reservoir chamber barrel, and each trip is connected by a cable wire and a shell fragment respectively, is equiped with stage clip between cable wire and shell fragment, and the cover tube wall is provided with the draw-in groove that matches with trip.
The technical progress that the present invention is obtained: take technical scheme of the present invention to realize the quick collecting work of weak soil layer area underground water sample under unpowered device, the no outcrop of ground water situation first, can gather 6 meters fast with interior underground water sample, reduce the sampling cost greatly, improved work efficiency, save sample time, simple to operate, easy to carry.Adopt the drilling rod and the drill bit of stainless steel, the underground water sample only contacts with sampler with drilling tool in the whole sampling process, the influence of having avoided other drilling tool Cheng Jing, following pipe, retaining wall, washing well process or hand excavation's process that underground water sample component concentration is caused, drilling tool needn't propose to serve as the borehole wall behind the pore-forming, can directly take a sample, can not influence the extraction of water sample because of the increase of the degree of depth, the increase that is stressed and borehole wall distortion.The filter opening voidage rationally is provided with the smooth collection that has guaranteed water sample on the reservoir chamber wall; The design of clamping apparatus makes that reservoir chamber is not blocked in the drilling process of the present invention, is triggered by shell fragment after being drilled into the water-bearing zone, and sleeve pipe is moved under the brute spring effect, underground water enters reservoir chamber, has realized in the drilling process the effective protection to the reservoir chamber filter opening.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, the artificial underground water sample device of gathering fast in this no well weak soil layer area comprises load-bearing joint 8, be sleeved on the weight 9 on load-bearing joint 8 newels, be connected the hollow drill 7 under the load-bearing joint 8 and be connected in reservoir chamber 3 under the hollow drill 7, reservoir chamber 3 is a cylindric chamber, its circumference wall evenly offers filter opening 5, the aperture of filter opening 5 is set to 5mm, voidage is 25%, the reservoir chamber drill bit 1 that spins for 3 times, reservoir chamber 3 overcoat tubings 2,7 installings of sleeve pipe 2 and hollow drill extension spring 6, reservoir chamber 3 is provided with clamping apparatus, this clamping apparatus comprises the trip 4 that is assemblied on reservoir chamber 3 barrels, each trip 4 is connected by a cable wire and a shell fragment 10 respectively, and 10 on cable wire and shell fragment are equiped with stage clip 11, and sleeve pipe 2 tube walls are provided with the draw-in groove that matches with trip 4.2 of reservoir chamber 3 and sleeve pipes are connected by above-mentioned clamping apparatus clamping, and load-bearing joint 8, hollow drill 7,3 of reservoir chambers spin mutually by pipe collar respectively.
The present invention drops on the newel of load-bearing joint 8 when construction is impacted as the weight 9 that creeps into power part, and load-bearing joint 8 is screwed in the upper end of hollow drill 7 or bottom drilling rod 7.During construction, at first excavate a pitting conveniently to creep at predetermined point, drill bit 1, reservoir chamber 3 are spun mutually, sleeve pipe 2 is sleeved on the reservoir chamber 3 from top to bottom, the trip 4 of clamping apparatus ejected automatically to sleeve pipe 2 draw-in grooves and fixed this moment; 3 of bottom drilling rod 7 and reservoir chambers rely on the pipe collar butt joint, and the extension spring 6 with sleeve pipe 2 upper ends stretches then, is articulated on the spring mouth hanging of drilling rod 7; The lower end of load-bearing joint 8 is docked on the drilling rod 7 of bottom by pipe collar; Weight 9 is socketed on the load-bearing joint 8, lifts weight 9 and make it free-falling impact load-bearing joint 8 to creep into drilling tool.Can rely on the pipe collar butt joint that drilling rod is prolonged when the length of drilling rod 7 is not enough.When drill speed is slowed down suddenly, show to run into layer of sand, stop to creep into after descending to bore 50 centimetres again; Transfer peristaltic pump from drilling rod 7, the pump head weight enters the shell fragment 10 that clamping apparatus is touched in reservoir chamber 3 backs, trip 4 withdrawals, and bullet is from reservoir chamber 3 under powerful extension spring 6 effects for sleeve pipe 2, and water sample enters reservoir chamber 3, opens peristaltic pump then, and sampling container is arrived in water sampling.
Claims (2)
1. underground water sample device is manually gathered in a no well weak soil layer area fast, it is characterized in that it comprises load-bearing joint (8), be assemblied in the weight (9) on load-bearing joint (8) newel, be connected the hollow drill (7) under the load-bearing joint (8) and be connected in reservoir chamber (3) under the hollow drill (7), reservoir chamber (3) connects drill bit (1) down, reservoir chamber (3) is a cylindric chamber, its circumference wall evenly offers filter opening (5), the outer sleeve pipe (2) that is equiped with of reservoir chamber (3), reservoir chamber (3) is provided with clamping apparatus, clamping is connected between reservoir chamber (3) and sleeve pipe (2), install extension spring (6) between sleeve pipe (2) and hollow drill (7), load-bearing joint (8), hollow drill (7), reservoir chamber spins by pipe collar respectively between (3).
2. the artificial underground water sample device of gathering fast in no well weak soil layer according to claim 1 area, it is characterized in that described clamping apparatus comprises the trip (4) that is assemblied on reservoir chamber (3) barrel, each trip (4) is connected by a cable wire and a shell fragment (10) respectively, be equiped with stage clip (11) between cable wire and shell fragment (10), sleeve pipe (2) tube wall is provided with the draw-in groove that matches with trip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100756959A CN101696915B (en) | 2009-10-15 | 2009-10-15 | Device for manually and quickly collecting groundwater samples in well-less soft soil layer areas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100756959A CN101696915B (en) | 2009-10-15 | 2009-10-15 | Device for manually and quickly collecting groundwater samples in well-less soft soil layer areas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101696915A CN101696915A (en) | 2010-04-21 |
| CN101696915B true CN101696915B (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100756959A Expired - Fee Related CN101696915B (en) | 2009-10-15 | 2009-10-15 | Device for manually and quickly collecting groundwater samples in well-less soft soil layer areas |
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| Country | Link |
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| CN (1) | CN101696915B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620952B (en) * | 2012-03-30 | 2014-02-26 | 华东理工大学 | Method for undisturbedly collecting and determining sample of underground water polluted by volatile organic matters |
| CN103196706A (en) * | 2013-03-19 | 2013-07-10 | 重庆大学 | Multi-layer sampler for underflow layer |
| CN106370475B (en) * | 2016-08-26 | 2018-11-30 | 环境保护部南京环境科学研究所 | Water flow sampling apparatus in soil |
| CN106370474B (en) * | 2016-08-26 | 2018-10-12 | 环境保护部南京环境科学研究所 | Flow sampling apparatus and its method of sampling in soil |
| CN106353141A (en) * | 2016-09-19 | 2017-01-25 | 中国地质调查局武汉地质调查中心 | Underground water depth-setting stratified sampling device and underground water depth-setting stratified sampling method applicable to regions without wells |
| CN107044281A (en) * | 2017-03-07 | 2017-08-15 | 郭精超 | Deep hole sampler |
| CN107089309B (en) * | 2017-04-19 | 2018-12-21 | 中国科学院南海海洋研究所 | A kind of untethered sampler unlocking mechanism in ejection type deep-sea |
| CN111070408B (en) * | 2018-10-18 | 2021-06-08 | 林钟扬 | Equipment for geological exploration |
| CN110907225B (en) * | 2019-10-23 | 2022-03-04 | 核工业北京化工冶金研究院 | Underground water high-fidelity sampling system and sampling method |
| CN116106082B (en) * | 2023-04-12 | 2023-06-27 | 山东省地质矿产勘查开发局第五地质大队（山东省第五地质矿产勘查院） | Hydrogeology deep water source sampling detection system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201522389U (en) * | 2009-10-15 | 2010-07-07 | 中国地质科学院水文地质环境地质研究所 | Device for manually fast collecting underground water sample in well-free soft soil layer area |
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2009
- 2009-10-15 CN CN2009100756959A patent/CN101696915B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201522389U (en) * | 2009-10-15 | 2010-07-07 | 中国地质科学院水文地质环境地质研究所 | Device for manually fast collecting underground water sample in well-free soft soil layer area |
Non-Patent Citations (3)
| Title |
|---|
| JP特开2000-28495A 2000.01.28 |
| JP特开2001-348857A 2001.12.21 |
| JP特开平11-140858A 1995.05.25 |
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| CN101696915A (en) | 2010-04-21 |
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Granted publication date: 20110420 Termination date: 20161015 |