CN113702105A - Multitube column mud sampler - Google Patents
Multitube column mud sampler Download PDFInfo
- Publication number
- CN113702105A CN113702105A CN202110898901.7A CN202110898901A CN113702105A CN 113702105 A CN113702105 A CN 113702105A CN 202110898901 A CN202110898901 A CN 202110898901A CN 113702105 A CN113702105 A CN 113702105A
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- Prior art keywords
- extrusion valve
- collecting
- pneumatic extrusion
- cylinder
- mud
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- 238000001125 extrusion Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 23
- 239000013049 sediment Substances 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims description 16
- 239000003381 stabilizer Substances 0.000 claims description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 11
- 241001330002 Bambuseae Species 0.000 claims description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 11
- 239000011425 bamboo Substances 0.000 claims description 11
- 210000004907 gland Anatomy 0.000 claims description 9
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000010802 sludge Substances 0.000 claims 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000005070 sampling Methods 0.000 abstract description 5
- 239000013535 sea water Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 238000009991 scouring Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a multi-pipe columnar mud sampler which comprises a supporting platform, wherein a mud sampling mechanism is arranged on the supporting platform and used for collecting and collecting sediments, the mud sampling mechanism comprises a carrying platform, a high-frequency vibration motor is fixedly arranged on the carrying platform and used for providing power for submerging a collecting cylinder, a pneumatic extrusion valve is fixedly arranged at the bottom of the collecting cylinder, the bottom of the collecting cylinder can be closed through closing of the pneumatic extrusion valve, the bottom of the collecting cylinder is magnetically attracted through a bottom sealing disc and the bottom of the pneumatic extrusion valve to enhance the sealing effect, the integrity of a sample is ensured, the falling of the sediments when the collecting cylinder rises and the influence of seawater on the scouring of the sediments are avoided, and a positioning and stabilizing mechanism is correspondingly arranged and used for positioning and stabilizing the operation of the invention on the seabed so as to ensure the smooth operation of the collecting operation.
Description
Technical Field
The invention relates to the field of marine sediment reconnaissance, in particular to a multi-pipe columnar mud sampler.
Background
The marine sediments are a general term of seabed sediments formed under various sedimentations, the sedimentations can be generally divided into three different processes of physics, chemistry and biology, the processes are not independently carried out, so the sediments can be regarded as geologic bodies generated by comprehensive action, and important scientific basis is provided for the implementation of early engineering of marine development. Therefore, for the research of submarine sediments, related acquisition equipment is needed for acquisition, most of the existing mud extractors are single pipes, the sealing performance is not good enough in the face of complex underwater conditions, so that samples are structurally damaged, and errors are caused in research and analysis work.
Disclosure of Invention
The invention aims to provide a multi-pipe columnar mud sampler, which solves the problems.
The technical purpose of the invention is realized by the following technical scheme: a multi-pipe columnar mud sampler comprises a supporting platform, wherein a mud sampling mechanism is arranged on the supporting platform and is used for collecting and collecting sediments;
the mud collecting mechanism comprises a carrying platform, a high-frequency vibration motor is fixedly arranged on the carrying platform and provides a power source for the collecting cylinder, the bottom of the loading platform is provided with four filter ports, the bottom of each filter port is fixedly provided with a collection cylinder, a pneumatic extrusion valve is fixedly arranged at the bottom of the collection cylinder, an air inlet channel is arranged in the collection cylinder, the air inlet channel is connected with an air outlet channel fixedly arranged in the pneumatic extrusion valve, the pneumatic extrusion valve is fixedly provided with a rubber cylinder, an inflation space is arranged in the pneumatic extrusion valve, when the pneumatic extrusion valve is inflated, air enters from the top of the collecting cylinder through an external air pump, passes through the air inlet channel and the air outlet channel, and reaches the air charging space in the pneumatic extrusion valve, the pressure on one side of the rubber cylinder is increased and expansion deformation occurs, and the bottom of the collecting cylinder can be closed after the rubber cylinder is extruded to expand and deform towards the middle;
correspondingly, adopt mud mechanism to be equipped with positioning stabilization mechanism near one side on ground, positioning stabilization mechanism is including fixed the setting stabilizer bar on the supporting platform, the stabilizer bar bottom is rotated and is equipped with sealed carousel, sealed carousel with through torsional spring connection between the stabilizer bar, the last fixed annular rubber magnet that is equipped with of sealed carousel works as pneumatic extrusion valve bottom rise to with when sealed carousel top is same horizontal plane, the torsional spring drives sealed carousel rotates during pneumatic extrusion valve bottom, annular rubber magnet with the actuation of pneumatic extrusion valve bottom further accomplishes the bottom seal.
Preferably, a balancing weight is fixedly arranged at the top of the high-frequency vibration motor, a lifting ring is arranged on the balancing weight, the lifting ring is fixedly connected with the top of the high-frequency vibration motor through threads, the balancing weight is annular, and the weight can be replaced according to requirements.
Preferably, the supporting platform is connected with the carrying platform through four connecting rods, the carrying platform slides on the connecting rods to provide top end stability for the mud collecting mechanism, the connecting rods are provided with threads, and correspondingly, connecting nuts are arranged for top end fixation.
Preferably, when the bottom of the pneumatic extrusion valve is sealed with the sealing turntable, one side of the loading platform close to the horizontal plane is in contact with the connecting nut, and the stabilizing mechanism and the mud collecting mechanism can be lifted together under the condition of ensuring sealing.
Preferably, the stabilizing mechanism further comprises a stabilizing disc fixedly arranged on the stabilizing bar, the stabilizing disc provides positioning and lower end stabilizing functions for the collecting cylinder, four supporting rods are fixedly arranged on one side, close to the ground, of the supporting platform, and a supporting disc is fixedly arranged at the bottom of each supporting rod.
Preferably, the length of the collecting cylinder can be freely changed according to requirements, the collecting cylinder is made of transparent glass fiber reinforced plastic, the top and the bottom of the collecting cylinder are fixedly connected with the filtering port and the pneumatic extrusion valve through threads respectively, the air inlet channel is always communicated with the air outlet channel when the collection is finished, a filtering gland is arranged in the collecting cylinder, the filtering gland is pressed on the top of the sediment and ascends along with the sediment, and the filtering gland slides in the collecting cylinder to separate the sediment from water and prevent the sediment from vibrating.
Preferably, the seal turntable is in a cross shape, a fan-shaped bulge is arranged at the center of the seal turntable and can rotate in a fan-shaped groove of the stabilizer bar, the rotation angle is forty-five degrees, a disc is arranged at the top end of each cross, and the annular rubber magnet is fixedly arranged on each disc.
Preferably, the pneumatic extrusion valve is made of stainless steel, and the rubber cylinder is made of rubber and has an oval shape, so that a closed shape is formed conveniently.
In conclusion, the invention has the following beneficial effects: the invention can automatically complete the multi-pipe collection work of submarine sediments, compared with the prior single-pipe mud collector, the four collection pipes of the invention work simultaneously, the high-frequency vibrator is adopted to complete the pressing collection work, and the bottom of the collection pipe can be sealed by closing the pneumatic extrusion valve, thereby avoiding the falling of the sediments when the collection pipe rises and the influence of seawater on the washing of the sediments, and in addition, the integrity of the sample is further ensured by the suction of the sealing disc at the bottom.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the embodiment of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 1;
FIG. 4 is a schematic structural diagram of the stabilizing mechanism of FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of the mud collecting mechanism in FIG. 1 according to the embodiment of the present invention;
FIG. 6 is a schematic view of the structure of the filtering gland in FIG. 1 according to the embodiment of the present invention;
FIG. 7 is a schematic view of the positioning stabilizer plate of FIG. 1 according to an embodiment of the present invention;
FIG. 8 is a schematic view of the mud extractor of the present invention in a state of extracting mud;
FIG. 9 is a schematic view of the mud collector in the present invention in a lifted state.
Detailed Description
The multi-pipe columnar mud sampler described in conjunction with the attached fig. 1-9 comprises a supporting platform 3, wherein a mud sampling mechanism 102 is arranged on the supporting platform 3, and the mud sampling mechanism 102 is used for collecting and collecting sediments;
the mud collecting mechanism 102 comprises an object carrying platform 9, a high-frequency vibration motor 6 is fixedly arranged on the object carrying platform 9 and provides a power source for a collecting cylinder 12, four filtering ports 10 are arranged at the bottom of the object carrying platform 9, the collecting cylinder 12 is fixedly arranged at the bottom of each filtering port 10, a pneumatic extrusion valve 15 is fixedly arranged at the bottom of the collecting cylinder 12, an air inlet channel 11 is arranged in the collecting cylinder 12, the air inlet channel 11 is connected with an air outlet channel 22 fixedly arranged in the pneumatic extrusion valve 15, a rubber cylinder 19 is fixedly arranged on the pneumatic extrusion valve 15, an inflation space 21 is arranged in the pneumatic extrusion valve 15, when the pneumatic extrusion valve is inflated, air is introduced from the top of the collecting cylinder 12 through an external air pump, and reaches the inflation space 21 in the pneumatic extrusion valve 15 through the air inlet channel 11 and the air outlet channel 22, so that one side of the rubber cylinder 19 is increased in pressure and is expanded and deformed, the bottom of the collection cylinder 12 can be closed after the extrusion rubber cylinder 19 expands and deforms towards the middle;
correspondingly, it is equipped with location stabilizing mean 101 to adopt one side that mud mechanism 102 is close to ground, location stabilizing mean 101 is including fixed the setting stabilizer bar 16 on supporting platform 3, stabilizer bar 16 bottom is rotated and is equipped with sealed carousel 18, sealed carousel 18 with connect through torsional spring 17 between 16 stabilizer bars, the fixed annular rubber magnet 20 that is equipped with on the sealed carousel 18, work as pneumatic extrusion valve 15 bottom rise to with when the sealed carousel 18 top is same horizontal plane, torsional spring 17 drives sealed carousel 18 rotates pneumatic extrusion valve 15 bottom, annular rubber magnet 20 with pneumatic extrusion valve 15 bottom actuation, further accomplish the bottom seal.
Beneficially, the top of the high-frequency vibration motor 6 is fixedly provided with a balancing weight 8, the balancing weight 8 is provided with a lifting ring 7, the lifting ring 7 is fixedly connected with the top of the high-frequency vibration motor 6 through threads, the balancing weight 8 is annular, and the weight can be changed as required.
Advantageously, the support platform 3 is connected to the loading platform 9 by four connecting rods 5, the loading platform 9 slides on the connecting rods 5 to provide top stability for the mud-collecting mechanism 102, the connecting rods 5 are provided with threads, and correspondingly, connecting nuts 4 are provided for top fixation.
Advantageously, when the bottom of the pneumatic pinch valve 15 is sealed with the sealing rotary disc 18, the side of the loading platform 9 close to the horizontal plane is in contact with the connecting nut 4, ensuring that the stabilizing mechanism 101 and the mud-cutting mechanism 102 can be lifted together in the sealed condition.
Advantageously, the stabilizing mechanism 101 further comprises a stabilizing disc 13 fixedly arranged on the stabilizing bar 16, the stabilizing disc 13 provides positioning and lower end stabilizing functions for the collecting cylinder 12, four support rods 2 are fixedly arranged on one side of the support platform 3 close to the ground, and a support disc 1 is fixedly arranged at the bottom of each support rod 2.
Beneficially, collection section of thick bamboo 12 can freely change length as required, is transparent glass steel material, collection section of thick bamboo 12 top and bottom respectively with filter 10 with pneumatic extrusion valve 15 utilize screw thread fixed connection, and the cooperation is ended intake channel 11 and outlet channel 22 are linked together all the time, collection section of thick bamboo 12 is inside to be equipped with filtering gland 14, filtering gland 14 presses at the deposit top, and rises along with the deposit, slides in collection section of thick bamboo 12 for separate deposit and water, prevent that the deposit from shaking.
Advantageously, the sealing dial 18 is in the shape of a cross, the center of the sealing dial is provided with a sector-shaped protrusion which can rotate in a sector-shaped groove of the stabilizer bar 16, the rotation angle is forty-five degrees, each cross is provided with a disc at the top end, and each disc is fixedly provided with the annular rubber magnet 20.
Advantageously, the pneumatic extrusion valve 15 is made of stainless steel, the rubber tube 19 is made of rubber, and can be extruded and deformed for multiple times, and the shape is oval, so that a closed shape can be formed conveniently.
The use method of the invention comprises the following steps:
in an initial state, the bottom of the pneumatic extrusion valve 15 and the supporting disc 1 are in the same horizontal plane, the torsion spring 17 is in a compression state, and the connecting nut 4 performs limiting adjustment according to the length of the collecting cylinder.
When diving, the invention is slowly lowered by connecting the lifting ring 7 by a rope until the support disc 1 contacts the seabed.
During operation, the high-frequency vibration motor 6 is started, the carrying platform 9 descends in a sliding mode through the connecting rod 5 by means of the auxiliary balancing weight 8, top stability is achieved, the collection cylinder descends in the stabilizing disc 13 in a sliding mode, bottom stability is achieved, sediment slowly enters the collection cylinder 12 from the bottom of the pneumatic extrusion valve 15, water at the upper end of the sediment flows through the filtering gland 14 and starts to be inflated when the sediment flows out of the filtering port 10 and reaches the length of collection, air enters the collection cylinder 12 from the top through an external air pump and flows to the inflating space 21 in the pneumatic extrusion valve 15 through the air inlet channel 11 and the air outlet channel 22, pressure on one side of the rubber cylinder 19 is increased and expanded and deformed, and the bottom of the collection cylinder 12 is sealed after the extrusion rubber cylinder 19 deforms towards the middle in an expanding mode.
When ascending, withdraw rope pulling lifting ring 7, lifting ring 7 drives cargo platform 9 and rises, cargo platform 9 drives filtration mouth 10, filtration mouth 10 drives collection section of thick bamboo 12, collection section of thick bamboo 12 drives pneumatic squeeze valve 15, when pneumatic squeeze valve 15 bottom rises to when 18 upper surfaces of sealed carousel are in same horizontal plane, torsional spring 17 drives sealed carousel 18 and rotates forty-five degrees, annular rubber magnet 20 and 15 bottom actuation of pneumatic squeeze valve, further accomplish sealedly, one side that cargo platform 9 is close to the horizontal plane contacts with coupling nut 4 simultaneously, when cargo platform 9 ascends, drive bearing platform 3 and rise together, and then drive stabilizing mean 101 whole rising.
After the collection is finished, the air pump stops working, the rubber tube 19 is in an open state, the sealing tray 18 is manually rotated, the filter opening 10 and the pneumatic extrusion valve 15 are rotated to take out the collection tube 12, and the sample is taken out to finish the collection.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a multitube column mud sampler, includes supporting platform, its characterized in that: the supporting platform is provided with a sludge collecting mechanism, and the sludge collecting mechanism is used for collecting and collecting the sediments;
the mud collecting mechanism comprises a carrying platform, a high-frequency vibration motor is fixedly arranged on the carrying platform and provides a power source for the collecting cylinder, the bottom of the loading platform is provided with four filter ports, the bottom of each filter port is fixedly provided with a collection cylinder, a pneumatic extrusion valve is fixedly arranged at the bottom of the collection cylinder, an air inlet channel is arranged in the collection cylinder, the air inlet channel is connected with an air outlet channel fixedly arranged in the pneumatic extrusion valve, the pneumatic extrusion valve is fixedly provided with a rubber cylinder, an inflation space is arranged in the pneumatic extrusion valve, when the pneumatic extrusion valve is inflated, air enters from the top of the collecting cylinder through an external air pump, passes through the air inlet channel and the air outlet channel, and reaches the air charging space in the pneumatic extrusion valve, the pressure on one side of the rubber cylinder is increased and expansion deformation occurs, and the bottom of the collecting cylinder can be closed after the rubber cylinder is extruded to expand and deform towards the middle;
correspondingly, adopt mud mechanism to be equipped with positioning stabilization mechanism near one side on ground, positioning stabilization mechanism is including fixed the setting stabilizer bar on the supporting platform, the stabilizer bar bottom is rotated and is equipped with sealed carousel, sealed carousel with through torsional spring connection between the stabilizer bar, the last fixed annular rubber magnet that is equipped with of sealed carousel works as pneumatic extrusion valve bottom rise to with when sealed carousel top is same horizontal plane, the torsional spring drives sealed carousel rotates during pneumatic extrusion valve bottom, annular rubber magnet with the actuation of pneumatic extrusion valve bottom further accomplishes the bottom seal.
2. A multi-tubular columnar mud sampler as claimed in claim 1, wherein: the fixed balancing weight that is equipped with in high frequency vibration motor top, be equipped with on the balancing weight and promote the ring, promote the ring with screw thread fixed connection is passed through at high frequency vibration motor top, the balancing weight is the annular, and can change weight according to the demand.
3. A multi-tubular columnar mud sampler as claimed in claim 1, wherein: the supporting platform is connected with the carrying platform through four connecting rods, the carrying platform slides on the connecting rods, so that the mud collecting mechanism is stable in top end, the connecting rods are provided with threads, and the connecting nuts are correspondingly arranged to fix the top end.
4. A multi-tubular columnar mud sampler as claimed in claim 1, wherein: stabilizing mean still is including fixed the setting the stabilizing disc on the stabilizer bar, stabilizing disc does the collection section of thick bamboo provides location and lower extreme stabilizing function, supporting platform is close to ground one side and is fixed four spinal branch vaulting poles, every the bracing piece bottom is fixed and is equipped with the supporting disk.
5. A multi-tubular columnar mud sampler as claimed in claim 1, wherein: the length can freely be changed according to the demand to the collection section of thick bamboo, is transparent glass steel material, collection section of thick bamboo top and bottom respectively with the filtration mouth with pneumatic extrusion valve utilizes screw thread fixed connection, and when the cooperation was ended inlet channel and outlet channel are linked together all the time, the inside filtration gland that is equipped with of collection section of thick bamboo, the filtration gland is pressed at the deposit top, and follows the deposit and rise collection section of thick bamboo slides for separation deposit and water prevent that the deposit from shaking.
6. A multi-tubular columnar mud sampler as claimed in claim 1, wherein: the shape of the sealing turntable is in a cross shape, a fan-shaped bulge is arranged at the center of the sealing turntable, the sealing turntable can rotate in a fan-shaped groove of the stabilizer bar, the rotating angle is forty-five degrees, a disc is arranged at the top end of each cross, and the annular rubber magnet is fixedly arranged on each disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110898901.7A CN113702105A (en) | 2021-08-05 | 2021-08-05 | Multitube column mud sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110898901.7A CN113702105A (en) | 2021-08-05 | 2021-08-05 | Multitube column mud sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113702105A true CN113702105A (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110898901.7A Pending CN113702105A (en) | 2021-08-05 | 2021-08-05 | Multitube column mud sampler |
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| Country | Link |
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| CN (1) | CN113702105A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116448493A (en) * | 2023-06-16 | 2023-07-18 | 交通运输部天津水运工程科学研究所 | Underwater sediment sample collecting device |
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Cited By (2)
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| CN116448493B (en) * | 2023-06-16 | 2023-09-12 | 交通运输部天津水运工程科学研究所 | Underwater sediment sample collecting device |
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