CN106706373B - Mud sample collection combined sleeve - Google Patents
Mud sample collection combined sleeve Download PDFInfo
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- CN106706373B CN106706373B CN201710193463.8A CN201710193463A CN106706373B CN 106706373 B CN106706373 B CN 106706373B CN 201710193463 A CN201710193463 A CN 201710193463A CN 106706373 B CN106706373 B CN 106706373B
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- mud
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- taking
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- 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
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/10—Waste collection, transportation, transfer or storage, e.g. segregated refuse collecting, electric or hybrid propulsion
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- Hydrology & Water Resources (AREA)
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- 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 discloses a mud sample collection combined sleeve, which comprises an outer sleeve, an auxiliary pipe, a mud taking pipe, a hard spring, a mud taking round table, an external auxiliary pipe, an external mud taking pipe and a fixed support. The invention can be used for forming pressure difference after being connected with a matched extraction device, absorbing bottom mud, and the combined sleeve is provided with external connectors, so that the pipe section can be increased according to the actual water depth condition, and the application range of the device is enlarged; the external surface of the external auxiliary pipe is engraved with scale marks, after a reference surface is determined, the mud taking depth is determined according to the change condition of the scale marks after the initial stage and the rotary pricking of the bottom mud, and meanwhile, the device is convenient to detach and carry.
Description
Technical Field
The invention relates to the technical field of environmental engineering construction, in particular to a mud sample collection combined sleeve.
Background
In recent years, with the acceleration of urban industrial progress, urban river pollution is increasingly serious, and river sediment pollution is also increasingly serious. After the exogenous pollution of the river is controlled by various control measures, the sediment becomes an endogenous source of the river pollution, so that the river sediment is also gradually studied. Meanwhile, in some laboratories or research institutions, a sediment sample is often required to be collected for experimental analysis, and river sediment sampling is difficult. Aiming at the current laboratories and research institutes, the current sampling method utilizes a groove type digging tool, and aiming at the water body with deeper water depth, a long handle is often required to be externally connected, the operation is inconvenient, and the mud taking depth cannot be controlled; in addition, the grab bucket type mud taking device and the gravity type mud taking device are utilized for taking mud, so that the size is huge, the mass is large, the physical power is consumed, and the mud taking efficiency is low. The applicable water depth is greatly limited by the device itself and the mud taking depth cannot be controlled.
Disclosure of Invention
The invention provides a pumping type depth-controllable mud taking device, which can be used for taking samples of river sediment, and aims to solve the defects of poor sediment applicability, difficult operation and low efficiency of the existing river sediment taking device.
The invention solves the technical problems by the following technical proposal:
a mud sample collection combined sleeve comprises an outer sleeve, an auxiliary pipe, a mud taking pipe, a hard spring, a mud taking round table, an external auxiliary pipe, an external mud taking pipe and a fixed support;
the fixed support is of a circular ring structure, the bottom of the outer wall of the outer sleeve is connected with the inner ring of the fixed support, the inside of the outer sleeve is embedded and sleeved with the auxiliary pipe through threads, and the auxiliary pipe is embedded and sleeved with the mud taking frustum;
the mud taking round table has a round table-shaped structure with only side surfaces, and the upper surface of the mud taking round table is connected with the bottom of the mud taking pipe; the hard spring is sleeved outside the mud taking pipe, the top of the hard spring is connected with the top of the auxiliary pipe, and the bottom of the hard spring is connected with the outer wall of the side face of the mud taking round table;
the lower surfaces of the outer sleeve, the auxiliary pipe and the mud taking frustum are in the same horizontal plane in a natural state, and the spring is in an original state in the natural state;
the top end of the external sleeve is provided with an external sleeve joint for connecting the external sleeve; the top of the auxiliary pipe is provided with an external auxiliary pipe joint for connecting an external auxiliary pipe, and the top of the external auxiliary pipe is connected with a rotary handle; the top of the mud pipe is provided with a first external mud pipe joint for connecting the external mud pipe.
And the lower surface of the fixed support is provided with a movable support, the movable support is attached to the bottom surface of the fixed support in a natural state, and is perpendicular to the lower surface of the fixed support in a working state.
And the fixed support and the movable support are made of stainless steel, and the outer sleeve, the auxiliary pipe, the mud taking round table, the external auxiliary pipe and the external mud taking pipe are made of PC materials.
And the number of the external connection sleeve pipes is 0-5, the number of the external connection auxiliary pipes is 1-7, and the number of the external connection mud taking pipes is 1-10 according to the use requirement.
Moreover, the outer surface of the external auxiliary pipe is provided with scales, so that the depth of the auxiliary pipe penetrating into the bottom mud can be measured.
In addition, when the auxiliary pipe is pricked into the bottom mud, the hard spring is in a compressed state.
The beneficial effects of the invention are as follows:
(1) The invention can be used for forming pressure difference after being connected with a matched extraction device to absorb the sediment;
(2) The PC tube (polycarbonate) is an amorphous thermoplastic resin with excellent comprehensive performance, has the advantages of high dimensional stability, chemical corrosion resistance, high strength, low price, no toxicity, low weight, light weight compared with stainless steel and the like, and has the diameter of 600 mm at most. The material is used to make the whole device light in weight, strong in strength, not easy to damage, has the visibility which stainless steel does not have, is convenient to observe, and is suitable for sampling sediment;
(3) The combined sleeve pipes are all provided with external connectors, so that pipe sections can be increased according to actual water depth conditions, and the application range of the device is enlarged;
(4) The outer surface of the external auxiliary pipe is engraved with scale marks, and after a reference surface is determined, the mud taking depth is determined according to the change condition of the scale marks after the initial stage and the rotary penetration of the bottom mud;
(5) The device is convenient to detach and carry.
Drawings
Figure 1 is a schematic overall view of the invention after connection with a corresponding extraction device,
figure 2 is a front and rear view of the present invention,
the device comprises a handle 1, a plunger 2, a one-way water valve 3, an extraction device 4, a second external mud pipe 5, a rotary handle 6, a first external mud pipe 7, an external sleeve 8, a mud pipe 9, a hard spring 10, a mud taking round table 11, a secondary pipe 12, a movable support 13, a fixed support 14, an external secondary pipe joint 15, an external sleeve joint 16, a first external mud pipe joint 17, a scale mark 18, an external secondary pipe 19, a second external mud pipe joint 20 and a mud pipe connecting port 21.
Detailed Description
The invention will now be described with reference to the drawings and examples.
As shown in figure 1, the mud sample collecting combined sleeve comprises an outer sleeve, an auxiliary pipe, a mud taking pipe, a hard spring, a mud taking round table, an external auxiliary pipe, an external mud taking pipe and a fixed support;
the fixed support is of a circular ring structure, the bottom of the outer wall of the outer sleeve is connected with the inner ring of the fixed support, the inside of the outer sleeve is embedded and sleeved with the auxiliary pipe through threads, and the auxiliary pipe is embedded and sleeved with the mud taking frustum;
the mud taking round table has a round table-shaped structure with only side surfaces, and the upper surface of the mud taking round table is connected with the bottom of the mud taking pipe; the hard spring is sleeved outside the mud taking pipe, the top of the hard spring is connected with the top of the auxiliary pipe, and the bottom of the hard spring is connected with the outer wall of the side face of the mud taking round table;
the lower surfaces of the outer sleeve, the auxiliary pipe and the mud taking frustum are in the same horizontal plane in a natural state, and the spring is in an original state in the natural state;
the top end of the external sleeve is provided with an external sleeve joint for connecting the external sleeve; the top of the auxiliary pipe is provided with an external auxiliary pipe joint for connecting an external auxiliary pipe, and the top of the external auxiliary pipe is connected with a rotary handle; the top of the mud pipe is provided with a first external mud pipe joint for connecting the external mud pipe.
And the lower surface of the fixed support is provided with a movable support, the movable support is attached to the bottom surface of the fixed support in a natural state, and is perpendicular to the lower surface of the fixed support in a working state.
And the fixed support and the movable support are made of stainless steel, and the outer sleeve, the auxiliary pipe, the mud taking round table, the external auxiliary pipe and the external mud taking pipe are made of PC materials.
And according to the use requirement, the number of the external connection sleeve pipes is 0, the number of the external connection auxiliary pipes is 1, and the number of the external connection mud taking pipes is 1.
Moreover, the outer surface of the external auxiliary pipe is provided with scales, so that the depth of the auxiliary pipe penetrating into the bottom mud can be measured.
In addition, when the auxiliary pipe is pricked into the bottom mud, the hard spring is in a compressed state.
The invention comprises the following steps:
(1) The movable support is opened and is perpendicular to the fixed support, and a proper number of external connection sleeves, external connection auxiliary pipes and external connection mud taking pipes are connected according to the depth of water. After the assembly is completed, the sampling combined sleeve is vertically pricked into water, after the sampling combined sleeve is stabilized, the rotary handle sleeve is sleeved on the external auxiliary pipe, and after a reference surface is selected, the initial scale mark value of the external surface of the external sleeve is recorded;
(2) The external sleeve is fixed by means of external force, the rotary handle is rotated forcefully, the auxiliary pipe is gradually and spirally inserted into the bottom mud, the rotary handle is stopped after the scale mark reaches the mud taking depth according to the mud taking depth determined by experiments, at the moment, the inner part of the side surface of the mud taking round table is tightly compacted on the surface of the bottom mud due to the action of the hard spring, and a relatively closed space is formed with the inner part of the auxiliary pipe, as shown in figure 2;
(3) Pressing a plunger of the bottom mud extraction device to the lowest end through a handle, installing a second external mud pipe, and connecting the other end of the second external mud pipe with a second external mud pipe joint on the first external mud pipe, wherein the whole device is assembled;
(4) By pressing down the handle, the plunger is lifted, the one-way water valve is closed at the moment, and a pressure difference is formed between the mud taking pipe and the extraction device; at the initial stage of sampling, the air and river water remained in the mud pipe are sucked into the extraction device; lifting the handle, pressing the plunger, opening the one-way water valve at the moment, and discharging air and river water;
(5) Repeating the step (4) for a plurality of times, and gradually sucking the river sediment sleeved in the auxiliary pipe into a mud pipe and externally connecting the mud pipe until the mud pipe reaches the extraction device;
(6) At the end of sampling, the bottom mud is lost, the height of the bottom mud in the auxiliary pipe is reduced, the mud taking circular table is gradually aligned with the lower surface of the auxiliary pipe under the action of the hard spring, the hard spring gradually tends to be in a natural state, the apparent phenomenon is that the extraction behavior becomes easier, and the substances are almost all river water after being pumped, at the moment, the mud taking process is finished;
(7) After the sludge is taken out, sequentially removing the external sludge taking pipe, and then extracting the sampling combined sleeve from the bottom sludge for removing; and sequentially connecting the detached external mud sampling pipes with the extraction device, closing the one-way water valve, and pressing out mud samples in the external mud sampling pipes to enter the sampling bottle, so that the mud sampling process is completely finished.
While the foregoing is directed to illustrative embodiments of the present invention, it should be appreciated that any and all simple modifications, adaptations, and equivalent thereof may be made by one skilled in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a mud appearance collection combination sleeve pipe which characterized in that: the device comprises an external sleeve, an auxiliary pipe, a mud taking pipe, a hard spring, a mud taking round table, an external auxiliary pipe, an external mud taking pipe and a fixed support;
the fixed support is of a circular structure, the bottom of the outer wall of the outer sleeve is connected with the inner circle of the fixed support, the inside of the outer sleeve is embedded and sleeved with the auxiliary pipe through threads, and the auxiliary pipe is embedded and sleeved with the mud taking round table;
the mud taking round table has a round table-shaped structure with only side surfaces, and the upper surface of the mud taking round table is connected with the bottom of the mud taking pipe; the hard spring is sleeved outside the mud taking pipe, the top of the hard spring is connected with the top of the auxiliary pipe, and the bottom of the hard spring is connected with the outer wall of the side face of the mud taking round table;
the lower surfaces of the outer sleeve, the auxiliary pipe and the mud taking round table are in the same horizontal plane in a natural state, and the spring is in an original state in the natural state;
the top end of the external sleeve is provided with an external sleeve joint for connecting the external sleeve; the top of the auxiliary pipe is provided with an external auxiliary pipe joint for connecting an external auxiliary pipe, and the top of the external auxiliary pipe is connected with a rotary handle; the top of the mud pipe is provided with a first external mud pipe joint for connecting the external mud pipe.
2. A mud sample collection kit according to claim 1, wherein: the lower surface of the fixed support is provided with a movable support, the movable support is attached to the bottom surface of the fixed support in a natural state, and is perpendicular to the lower surface of the fixed support in a working state.
3. A mud sample collection kit according to claim 1, wherein: the fixed support and the movable support are made of stainless steel, and the outer sleeve, the auxiliary pipe, the mud taking round table, the external auxiliary pipe and the external mud taking pipe are made of PC materials.
4. A mud sample collection kit according to claim 1, wherein: according to the use requirement, the number of the external connection sleeve pipes is 0-5, the number of the external connection auxiliary pipes is 1-7, and the number of the external connection mud taking pipes is 1-10.
5. A mud sample collection kit according to claim 1, wherein: the outer surface of the external auxiliary pipe is provided with scales for measuring the depth of the auxiliary pipe penetrating into the bottom mud.
6. A mud sample collection kit according to claim 1, wherein: when the auxiliary pipe is pricked into the bottom mud, the hard spring is in a compressed state.
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CN201710193463.8A CN106706373B (en) | 2017-03-28 | 2017-03-28 | Mud sample collection combined sleeve |
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CN201710193463.8A CN106706373B (en) | 2017-03-28 | 2017-03-28 | Mud sample collection combined sleeve |
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CN106706373A CN106706373A (en) | 2017-05-24 |
CN106706373B true CN106706373B (en) | 2023-06-06 |
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Families Citing this family (2)
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CN114486352A (en) * | 2022-01-05 | 2022-05-13 | 重庆水利电力职业技术学院 | Suspended load silt layered sampling device |
CN116754307B (en) * | 2023-08-10 | 2023-11-03 | 常州科德水处理成套设备股份有限公司 | Sewage treatment activated sludge detection sampler |
Citations (9)
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CN2432572Y (en) * | 2000-05-30 | 2001-05-30 | 高一鹏 | Spring energy-storage sampler |
JP2003161677A (en) * | 2001-08-15 | 2003-06-06 | Nippon Mikuniya Kk | Mud collector and mud collecting method |
JP2004339754A (en) * | 2003-05-14 | 2004-12-02 | Atec Yoshimura:Kk | Casing pipe type soil sampler |
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CN206832523U (en) * | 2017-03-28 | 2018-01-02 | 天津大学 | A kind of mud sample gathers assembled casing |
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2017
- 2017-03-28 CN CN201710193463.8A patent/CN106706373B/en active Active
Patent Citations (9)
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CN2432572Y (en) * | 2000-05-30 | 2001-05-30 | 高一鹏 | Spring energy-storage sampler |
JP2003161677A (en) * | 2001-08-15 | 2003-06-06 | Nippon Mikuniya Kk | Mud collector and mud collecting method |
JP2004339754A (en) * | 2003-05-14 | 2004-12-02 | Atec Yoshimura:Kk | Casing pipe type soil sampler |
CN101162187A (en) * | 2007-11-15 | 2008-04-16 | 南开大学 | Sediment columnar sampler |
CN101464228A (en) * | 2008-12-29 | 2009-06-24 | 中国科学院测量与地球物理研究所 | Bottom mud column-shaped sampling apparatus |
CN103936250A (en) * | 2014-04-25 | 2014-07-23 | 天津大学 | Method for treating PAHs-polluted river sediment by microorganisms and surfactant |
CN205038071U (en) * | 2015-09-15 | 2016-02-17 | 常州市环境科学研究院 | Water sample, dual -purpose collector of bed mud |
CN106517499A (en) * | 2016-12-31 | 2017-03-22 | 天津大学 | Liftable rotating aeration device for strengthening river sediment oxygen enrichment |
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Non-Patent Citations (1)
Title |
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