CN107314912A - A kind of sludge double-jacket tube continuous sampling system and its method - Google Patents
A kind of sludge double-jacket tube continuous sampling system and its method Download PDFInfo
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- CN107314912A CN107314912A CN201710501863.0A CN201710501863A CN107314912A CN 107314912 A CN107314912 A CN 107314912A CN 201710501863 A CN201710501863 A CN 201710501863A CN 107314912 A CN107314912 A CN 107314912A
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- sludge
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- inner sleeve
- sampling
- pullover
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- 238000005070 sampling Methods 0.000 title claims abstract description 69
- 239000010802 sludge Substances 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 2
- 238000004321 preservation Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 229920005479 Lucite® Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a kind of sludge double-jacket tube continuous sampling system, including pullover, outer tube, inner sleeve, taper bit, non-return pipe, it is characterised in that：The pullover is threadedly coupled with outer tube, and the outer tube bottom is threadedly coupled with taper bit, and inner sleeve is provided with the outer tube, and the inner sleeve bottom is connected with non-return pipe screw thread.Compared with prior art, carrying out sludge sampling using the present invention has advantages below and beneficial effect：Assembling is simple, easy to carry, the sample of sludge body different depth can be got quick, convenient, exactly, sampling section need not be excavated out, the sludge of collection is stored directly in inner sleeve and retains complete column, and sample collection and the cross pollution present in preservation process are avoided to greatest extent.
Description
Technical field
The invention belongs to environmental protection technical field, it is related to a kind of sludge double-jacket tube continuous sampling system and its method.
Background technology
With the fast development of China's urban wastewater treatment cause, sewage treatment plant's quantity is on the increase, sewage disposal
The sludge quantity supervened in journey also increasingly increases.According to statistics, current China's urban wastewater treatment firm sludge year yield has reached
To 50,000,000 tons or so.Sludge through dehydration, compost, desiccation etc. handle after, can by land use, building materials using etc. approach carry out
Disposal of resources.It is enriched with sludge and largely comes from the pollutants such as organic matter, the heavy metal of sewage, before disposal must be right
Sludge is sampled detection, in order to avoid produce secondary pollution.
Generally it is in pollution in solid-state or semisolid, sludge body after sludge is handled through modes such as dehydration, compost, desiccation
Concentration profile has inhomogeneities, and the mud sample for gathering diverse location, different depth is needed during sampling to ensure representativeness.
Sampling spade is conventional solid/semi-solid sample gathering apparatus, but when gathering diverse location mud sample, it usually needs dirt
Mud heap body is excavated to expose sampling section, and sampling work amount is big, operating condition severe, easily cause foul smell diffusion produces secondary dirt
Dye.
Li Yan etc. has invented a kind of sludge extracting sampler（CN201520973842.5）, Jiang Songyan etc. invented sludge
Sampler（CN201320687905.1）, Zhang Xinxi etc. invented biological sludge ortho states sampler（CN201620083202.1）,
Propose to be sampled sludge using modes such as extracting, crawls, but be directed to river bottom mud, biological reaction pool sludge etc. and be in
Sludge below the water surface, and accurately different depth sludge can not be sampled.
The content of the invention
It is an object of the invention to provide a kind of sludge double-jacket tube continuous sampling system, for quick, accurate, convenient collection
Sludge body different depth sample.
To achieve these goals, the invention provides following technical scheme：A kind of sludge double-jacket tube continuous sampling system,
Including pullover, it is characterised in that：The pullover is threadedly coupled with outer tube, and the outer tube bottom sets taper bit, described
Inner sleeve is installed, the inner sleeve bottom sets non-return pipe in outer tube.
Preferably, handle is installed, handle is connected using plug-in mode with pullover on the pullover.Handle when using
Insert in pullover, handle can be extracted out using after finishing from upper pullover.
Preferably, the pullover is provided with steam vent.Inner sleeve air in tube can be discharged by steam vent in sampling process.
Preferably, the outer tube is formed by some sections of dismountable pipe threaded connections, can be deep according to sampling when using
Degree selects some pipes, is combined into the length of needs.
Furthermore, it is understood that the pipe is stainless steel or rigid plastic material, during sampling inner sleeve can be protected not pressed
It is curved.
Furthermore, it is understood that the circular tube external wall is provided with scale, accurately actual samples depth is judged to facilitate.
Preferably, the inner sleeve is formed by some sections of dismountable sampling pipe threaded connections, can be according to sampling when using
Depth is combined into the length of needs.
Furthermore, it is understood that the sampling pipe is lucite pipe, the situation of sludge can be observed directly by transparent pipe.
Furthermore, it is understood that with mud sample physical-chemical reaction should not occur for the material of the sampling pipe, sludge is not disturbed
Sample detection.
Furthermore, it is understood that the sampling pipe outer wall can identical samples information.Sample collection is finished, and is covered with sample lid, directly
Mark, preservation are connect, without being transferred in the containers such as sample bottle.
Preferably, the non-return pipe is designed using sawtooth introversion.When sampler is pressed into sludge body, sludge can be by only
Return pipe enters inner sleeve；Extract sampler when, due to non-return pipe introversion sawtooth design, sludge will not because of Action of Gravity Field from
Come off in inner sleeve.
Preferably, the non-return pipe external diameter is slightly less than drill bit internal diameter.During sampling, non-return pipe can be stuck in drill bit not just
It can come off, can guarantee that sludge smoothly enters again.
Preferably, the drill bit uses taper, to down-sample resistance during device press-in sludge body.
Another object of the present invention is to provide a kind of utilization sludge double-jacket tube continuous sampling system collection mud sample
Method, for quick, accurate, convenient collection sludge body different depth sample.
To achieve these goals, the invention provides following technical scheme：One kind utilizes sludge double-jacket tube continuous sampling
The method that device gathers mud sample, it is characterised in that methods described comprises the following steps：
Some pipes, according to sampling depth, are connected into outer tube, drill bit are connected under outer tube by A, sampler assembling
Portion；Some sampling pipes are connected into inner sleeve, non-return pipe is connected to inner sleeve bottom；Inner sleeve is put into outer tube, overcoat
Install and insert handle on pullover, pullover in pipe top；
B, according to overcoat pipe outer wall scale, sampler is slowly pressed into sludge body until required depth；
C, taking-up sampler, unload pullover, and level takes out inner sleeve, slowly pulls down non-return pipe and each section of sampling pipe；
D, according to depth selection demand, select corresponding sampling pipe, cover sample lid, identical samples title, sampling time, sampling are deep
Information is spent, preserves to sample refrigerating box and delivers to test in laboratory analysis at the appointed time.
The present invention compared with prior art, has the following advantages that and beneficial effect：
1st, a kind of sludge double-jacket tube continuous sampling system of the invention assembling is simple, easy to carry, can be quick, convenient, accurate
The sample of sludge body different depth is got on ground, and without excavating out sampling section, heap body will not be disturbed.
2nd, a kind of sludge double-jacket tube continuous sampling system of the invention and its method, the sludge of collection are stored directly in inner sleeve
In pipe and retain each section of sample in complete column, sampling pipe and do not interfere with each other, sample collection is avoided to greatest extent and was preserved
Cross pollution present in journey.
Brief description of the drawings
Fig. 1 is sludge double-jacket tube continuous sampling system structural representation of the present invention.
Fig. 2 is outer sleeve structure schematic diagram.
Fig. 3 is inner sleeve structural representation.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.According to following explanation and claims, sheet
The advantages and features of invention will become apparent from.It should be noted that, accompanying drawing using very simplified form and using it is non-accurately
Ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
As shown in Fig. 1 ~ Fig. 3, a kind of sludge double-jacket tube continuous sampling system, including pullover 1, outer tube 4, inner sleeve 5, cone
Shape drill bit 6, non-return pipe 7 etc., it is characterised in that：The pullover 1 is threadedly coupled with outer tube 4, the bottom of outer tube 4 and taper
Drill bit 6 is threadedly coupled, and inner sleeve 5 is provided with the outer tube 4, and the bottom of inner sleeve 5 is threadedly coupled with non-return pipe 7.
Handle 2 is installed, handle 2 is connected using plug-in mode with pullover on the pullover 1.Handle 2 is inserted when using
Enter in upper pullover 1, handle 2 can be extracted out using after finishing from upper pullover 1.
The pullover 1 is provided with steam vent 3.Inner sleeve air in tube can be discharged by steam vent 3 in sampling process.
The outer tube 4 is formed by some sections of dismountable pipe threaded connections, can be selected when using according to sampling depth
Some pipes, are combined into the length of needs.Pipe be stainless steel or rigid plastic material, can be protected during sampling inner sleeve not by
Bend.Circular tube external wall is provided with scale, to judge actual samples depth.
The inner sleeve 5 is formed by some sections of dismountable sampling pipe threaded connections, can be according to sampling depth group when using
Close out the length of needs；Sampling pipe is lucite pipe, and the situation of sludge can be observed directly by transparent pipe；Sampling pipe
With mud sample physical-chemical reaction does not occur for material, does not disturb mud sample to detect；Pipe outer wall of sampling can identical samples information.
Sample collection is finished, and is covered with sample lid, directly mark, preservation, without being transferred in the containers such as sample bottle.
Designed using the introversion of sawtooth 8 lower end of non-return pipe 7.As illustrated, the non-return pipe includes body, the body
Lower end inside the introversion conical surface is set, the lower end of the introversion conical surface is connected with tube wall lower end, the upper end shape of the introversion conical surface
Into opening, introversion sawtooth is formed between the introversion conical surface and body tube wall.When sampler is pressed into sludge body, sludge can lead to
The upper end open for crossing the introversion conical surface of non-return pipe 7 enters inner sleeve 5；When extracting sampler, because the introversion sawtooth of non-return pipe 7 is set
Meter, sludge will not come off because of Action of Gravity Field from inner sleeve 5.
The external diameter of non-return pipe 7 is slightly less than the internal diameter of drill bit 6.During sampling, non-return pipe 7 can be stuck in just will not in drill bit 6
Come off, can guarantee that sludge smoothly enters again.
The drill bit 6 uses taper, to down-sample resistance during device press-in sludge body.
Using one kind of the invention mud sample, including following step are gathered using above-mentioned sludge double-jacket tube continuous sampling system
Suddenly：
A, sampler assembling.According to sampling depth, select some pipes to connect into outer tube 4, drill bit 6 is connected to outer tube
4 bottoms；Select some sampling pipes to connect into inner sleeve 5, non-return pipe 7 is connected to the bottom of inner sleeve 5；Inner sleeve 5 is put into outer
Sleeve pipe 4, the top of outer tube 4, which is installed, inserts handle 2 on pullover 1, pullover 1.
B, according to the outer wall scale of outer tube 4, sampler is slowly pressed into sludge body until required depth.
C, taking-up sampler, unload and trap 1, level takes out inner sleeve 5, slowly pull down non-return pipe 7 and each section of sampling
Pipe.
D, according to depth selection demand, select corresponding sampling pipe, cover sample lid, identical samples title, sampling time, adopt
The information such as sample depth, preserve to sample refrigerating box and deliver to test in laboratory analysis at the appointed time.
Specifically, a kind of sludge double-jacket tube continuous sampling system of the invention is applied to solid/semi-solid sludge（Moisture content
Less than 85%）, such as urban wastewater treatment firm dewatered sludge, aerobic fermentation sludge.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Scope.
Claims (9)
1. a kind of sludge double-jacket tube continuous sampling system, including pullover, it is characterised in that：The pullover connects with overcoat pipe screw thread
Connect, the outer tube bottom sets and inner sleeve is provided with taper bit, the outer tube, the inner sleeve bottom sets non-return
Handle is installed on pipe, the pullover, handle is connected by the way of grafting with pullover, the pullover is provided with steam vent.
2. sludge double-jacket tube continuous sampling system as claimed in claim 1, it is characterised in that the outer tube can by some sections
The pipe threaded connection of dismounting is formed, and the inner sleeve is formed by some sections of dismountable sampling pipe threaded connections.
3. sludge double-jacket tube continuous sampling system as claimed in claim 1, it is characterised in that the non-return pipe is using in sawtooth
Incline design.
4. sludge double-jacket tube continuous sampling system as claimed in claim 1, it is characterised in that the non-return pipe external diameter is slightly less than
Drill bit internal diameter so that non-return pipe clamp will not fall off in drill bit.
5. sludge double-jacket tube continuous sampling system as claimed in claim 1, it is characterised in that the circular tube external wall is provided with scale.
6. sludge double-jacket tube continuous sampling system as claimed in claim 1, it is characterised in that the sampling pipe is transparent plastic
Pipe.
7. sludge double-jacket tube continuous sampling system as claimed in claim 1, it is characterised in that the sampling pipe outer wall can be identified
Sample message.
8. a kind of method that utilization sludge double-jacket tube continuous sampling system gathers mud sample, it is characterised in that methods described includes
Following steps：
Some pipes, according to sampling depth, are connected into outer tube, drill bit are connected under outer tube by A, sampler assembling
Portion；Some sampling pipes are connected into inner sleeve, non-return pipe is connected to inner sleeve bottom；Inner sleeve is put into outer tube, overcoat
Install and insert handle on pullover, pullover in pipe top；
B, according to overcoat pipe outer wall scale, sampler is slowly pressed into sludge body until required depth；
C, taking-up sampler, unload pullover, and level takes out inner sleeve, slowly pulls down non-return pipe and each section of sampling pipe；
D, according to depth selection demand, select corresponding sampling pipe, cover sample lid, identical samples title, sampling time, sampling are deep
Degree-information, preserves to sample refrigerating box and delivers to test in laboratory analysis at the appointed time.
9. gathering the method for mud sample using sludge double-jacket tube continuous sampling system as claimed in claim 1, its feature exists
Designed in the non-return pipe using sawtooth introversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710501863.0A CN107314912A (en) | 2017-06-27 | 2017-06-27 | A kind of sludge double-jacket tube continuous sampling system and its method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710501863.0A CN107314912A (en) | 2017-06-27 | 2017-06-27 | A kind of sludge double-jacket tube continuous sampling system and its method |
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| Publication Number | Publication Date |
|---|---|
| CN107314912A true CN107314912A (en) | 2017-11-03 |
Family
ID=60179557
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710501863.0A Pending CN107314912A (en) | 2017-06-27 | 2017-06-27 | A kind of sludge double-jacket tube continuous sampling system and its method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507827A (en) * | 2018-03-26 | 2018-09-07 | 河海大学 | A kind of phreatic zone deposit and interstitial hole laden water collecting device |
| CN108535056A (en) * | 2018-04-27 | 2018-09-14 | 亿利首建生态科技有限公司 | A kind of mud columnar sampler |
| CN109580289A (en) * | 2018-12-24 | 2019-04-05 | 东华理工大学 | A kind of sludge sampler and sludge in-situ sampling method |
| CN109959532A (en) * | 2019-03-28 | 2019-07-02 | 北京市水科学技术研究院 | Soil sediment sampler |
| CN113640045A (en) * | 2021-08-02 | 2021-11-12 | 上海市政工程设计研究总院（集团）有限公司 | Non-compression soil sampling device for soil pollution condition investigation |
| CN116448501A (en) * | 2023-06-20 | 2023-07-18 | 生态环境部南京环境科学研究所 | Biochemical sludge and materialized sludge separate sampling device during sludge attribute identification |
| US12098982B1 (en) | 2023-10-18 | 2024-09-24 | Nanjing Institute Of Environmental Sciences, Mee | Biochemical sludge and physicochemical sludge separate sampling device for identifying attributes of sludge |
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| CN101419137A (en) * | 2007-10-25 | 2009-04-29 | 中国石油天然气股份有限公司 | Automatic sampling device for indoor crude oil rheological property test |
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| CN108507827A (en) * | 2018-03-26 | 2018-09-07 | 河海大学 | A kind of phreatic zone deposit and interstitial hole laden water collecting device |
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| CN108535056A (en) * | 2018-04-27 | 2018-09-14 | 亿利首建生态科技有限公司 | A kind of mud columnar sampler |
| CN109580289A (en) * | 2018-12-24 | 2019-04-05 | 东华理工大学 | A kind of sludge sampler and sludge in-situ sampling method |
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| CN109959532A (en) * | 2019-03-28 | 2019-07-02 | 北京市水科学技术研究院 | Soil sediment sampler |
| CN113640045A (en) * | 2021-08-02 | 2021-11-12 | 上海市政工程设计研究总院（集团）有限公司 | Non-compression soil sampling device for soil pollution condition investigation |
| CN113640045B (en) * | 2021-08-02 | 2024-07-05 | 上海市政工程设计研究总院（集团）有限公司 | Non-compression soil sampling device for soil pollution condition investigation |
| CN116448501A (en) * | 2023-06-20 | 2023-07-18 | 生态环境部南京环境科学研究所 | Biochemical sludge and materialized sludge separate sampling device during sludge attribute identification |
| CN116448501B (en) * | 2023-06-20 | 2023-08-18 | 生态环境部南京环境科学研究所 | Biochemical sludge and materialized sludge separate sampling device during sludge attribute identification |
| US12098982B1 (en) | 2023-10-18 | 2024-09-24 | Nanjing Institute Of Environmental Sciences, Mee | Biochemical sludge and physicochemical sludge separate sampling device for identifying attributes of sludge |
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