CN203224376U - Rotating back cover type bottom sampler - Google Patents
Rotating back cover type bottom sampler Download PDFInfo
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- CN203224376U CN203224376U CN 201320225042 CN201320225042U CN203224376U CN 203224376 U CN203224376 U CN 203224376U CN 201320225042 CN201320225042 CN 201320225042 CN 201320225042 U CN201320225042 U CN 201320225042U CN 203224376 U CN203224376 U CN 203224376U
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- sampling cylinder
- back cover
- rotation axis
- bottom sampler
- underseal
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a bottom sampler for collecting underwater bottom mud and particularly relates to a rotating back cover type bottom sampler. The bottom sampler comprises a sampling cylinder and is characterized by comprising a cone back cover which extends out from the edge of the bottom of the sampling cylinder, a sleeve which is connected with the end part of the sampling cylinder and is positioned on the outer side of the sampling cylinder, a rotating shaft connected with the cone back cover, as well as a rotating handle which is connected with the rotating shaft and extends out of the sleeve. Before collecting the mud, the bottom sampler provided by the utility model has the advantages that the cone back cover and the bottom of the sampling cylinder are arranged side by side; when the mud is collected, the sampling cylinder is inserted into the mud, a pressing plate is pressed down so that the sampling cylinder moves down to the specific position, the mud enters from the bottom of the sampling cylinder, and the rotating handle is rotated for 180 degrees; the bottom of the sampling cylinder is sealed, the rotating angle is accurately controlled, and whether the bottom of the sampling cylinder is fully closed can be accurately controlled; the bottom sampler is provided with a curtain board for preventing mud from coming into the cone back cover before rotating, and the bottom sampler is convenient to rotate.
Description
Technical field
The utility model relates to a kind of bottom sampler for bed mud collection under water, relates in particular to a kind of rotation back cover formula bottom sampler.
Background technology
In natural water area, constantly carrying out the reciprocal process of pollutant between water body and bed mud, especially process is more active in the shallow-layer bed mud.Therefore, in monitoring water environment, improvement and protection research, the reciprocal effect effect between water body and shallow-layer bed mud is an important research contents, need gather the shallow-layer bed mud in large quantities and carry out the original position chromatographic analysis.Negative pressure tubular type collector is adopted in the collection of shallow-layer mud sample at present mostly, and this class collector has simple in structure, easy to operate advantage.But because the shallow-layer bed mud has mud sample water percentage height, mud layer is thin, adopt negative pressure tubular type bottom sampler to be very easy to occur leaking problems such as mud and mud layer disturbance be serious." a kind of layering bottom sampler " and " a kind of shallow-water sediment sampler " two patents of being declared by Nanjing Inst. of Geography and Lakes, Chinese Academy of Sciences as China national Department of Intellectual Property in 1999 bulletin, Granted publication number is respectively CN2350748Y and CN 2350437Y, its technological core is based on piston principle and produces negative pressure in sampling pipe, thereby extract bottom mud sample and it is rested in the pipe, under the effect of negative pressure, the mud sample is left the water, simple to operate, the mud sample collection lower to water percentage has effect preferably.But when gathering the higher shallow-layer mud of water percentage, the collection of piston type negative pressure can cause mud sample blending disturbance in the pipe, changes original hierarchical structure, has reduced the precision to shallow-layer sediment in-situ layering research.
The utility model content
For overcome existing bottom sampler to shallow-layer mud sample disturbance leak shortcomings such as mud seriously, easily, the utility model designed the rotatable sealing in a kind of bottom, the mud sample of collecting in the collector is not had disturbance or perturbation is left the water movingly, by accurately controlling the rotation back cover formula bottom sampler of anglec of rotation assurance complete closed.
In order to address the above problem, the technical scheme that the utility model device adopts is: a kind of rotation back cover formula bottom sampler, comprise sampling cylinder, it is characterized in that: also comprise the sleeve pipe that is connected by the outward extending conical underseal of sampling cylinder bottom margin, with the sampling cylinder end and is positioned at the sampling cylinder outside, connect the rotation axis of conical underseal, be connected with rotation axis and extend to sleeve pipe rotary handle outward.
Aforesaid a kind of rotation back cover formula bottom sampler, described rotation axis is divided into first rotation axis and second rotation axis, and first rotation axis is connected with rotary handle, and second rotation axis is connected with conical underseal, is provided with shaft coupling between first rotation axis and second rotation axis.
Aforesaid a kind of rotation back cover formula bottom sampler, described rotation axis is connected with the end rounded edge of conical underseal; Sampling cylinder is cylindrical, and the sampling cylinder base diameter equates with the end circular diameter of conical underseal.
Aforesaid a kind of rotation back cover formula bottom sampler, described rotary handle has circular surface, and circular surface is provided with the scale of some from 0 to 360 degree.
Aforesaid a kind of rotation back cover formula bottom sampler, the front end of described sleeve pipe is provided with pressing plate.
Aforesaid a kind of rotation back cover formula bottom sampler, the rounded edge place, the end of described conical underseal is provided with elastic closure portion.
Aforesaid a kind of rotation back cover formula bottom sampler, described conical underseal and sampling cylinder bottom are arranged side by side.
Aforesaid a kind of rotation back cover formula bottom sampler, sleeve bottom extends outward a shield, and shield is positioned at circle top, the end and arranges with end circle applying.
Aforesaid a kind of rotation back cover formula bottom sampler, described sampling cylinder is made of some minutes sampling cylinders, and sampling cylinder was set up in parallel in some minutes.
Bottom sampler of the present utility model is before adopting mud, conical underseal and sampling cylinder bottom are arranged side by side, in the time of need adopting mud, sampling cylinder is inserted in the mud, press down pressing plate and make sampling cylinder be displaced downwardly to ad-hoc location, mud is advanced in the sampling cylinder bottom, rotates rotary handle certain angle (180 degree) then, with the sampling cylinder base seal, by closure the sampling cylinder bottom is sealed during sealing.Because rotary handle is provided with some scales, make marks by current location and the default stop place of rotation to rotary handle, can accurately control the anglec of rotation to guarantee complete closed.Closure possesses elasticity, and rotation axis is moved down slightly, makes the closure that highly is higher than the sampling cylinder bottom forward the sampling cylinder outside smoothly to the sealing sampling cylinder.Be provided with shield, prevent from rotating and irritate mud in the front cone shape underseal, be convenient to rotation.This bottom sampler is a kind of convenient and reliable bricklayer's tool of adopting, have that the mud of adopting amount is big, simple to operate, adaptability strong, little to the disturbance of mud sample, sampling efficiency is high, characteristics such as easy to carry, the original position that is particularly suitable for shallow waters shallow-layer mud sample is accurately gathered, for field, field such as geology, environmental protection, water conservancy or laboratory sampling provide equally strong instrument.
Description of drawings
Fig. 1 is bottom sampler structural drawing of the present utility model;
Fig. 2 is that bottom sampler of the present utility model is finished the constitutional diagram when rotating back cover;
Fig. 3 is the schematic cross-section of sampling cylinder bottom and conical bottom back cover circle;
1. sampling cylinder; 2. conical underseal; 3. shield; 4. rotary handle; 5. pressing plate; 6. first rotation axis
7. shaft coupling; 8. second rotation axis; 9. closure; 10. sleeve pipe; 11. branch sampling cylinder.
Embodiment
For technical scheme, technical characterictic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment and accompanying drawing, further set forth the utility model.
Fig. 1 is bottom sampler structural drawing of the present utility model, and Fig. 2 is that bottom sampler of the present utility model is finished the constitutional diagram when rotating back cover; A kind of rotation back cover formula bottom sampler, comprise sampling cylinder 1, it is characterized in that: also comprise by the outward extending conical underseal 2 of sampling cylinder 1 bottom margin, with sampling cylinder 1 end be connected and be positioned at sampling cylinder 1 outside sleeve pipe 10, connect the rotation axis of conical underseal 2, be connected with rotation axis and extend to sleeve pipe 10 rotary handle 4 outward.
Rotation axis is divided into first rotation axis 6 and second rotation axis, 8, the first rotation axiss 6 are connected with rotary handle 4, and second rotation axis 8 is connected with conical underseal 2, is provided with shaft coupling 7 between first rotation axis 6 and second rotation axis 8.Rotation axis is connected with the end rounded edge of conical underseal 2, and rotation axis can move (namely vertically moving up and down) vertically in Fig. 1; Sampling cylinder 1 is cylindrical, and sampling cylinder 1 base diameter equates with the end circular diameter of conical underseal 2.
Rotary handle 4 has circular surface, evenly is provided with the scale of some from 0 to 360 degree on the circular surface, especially 30 degree, 45 degree, 60 degree, 90 degree, 135 degree, 120 degree, 180 degree.The front end of sleeve pipe 10 is provided with pressing plate 5.The edge away from sampling cylinder 1 bottom of the end circle of conical underseal 2 is provided with elastic closure portion 9.Conical underseal 2 is arranged side by side with sampling cylinder 1 bottom.Sleeve pipe 10 bottoms extend outward a shield 3, and shield 3 is positioned at circle top, the end and arranges with end circle applying.Sampling cylinder 1 is made of some minutes sampling cylinders 11, and sampling cylinder 11 was set up in parallel in some minutes.
Bottom sampler of the present utility model is before adopting mud, and conical underseal 2 is arranged side by side (Fig. 3) with sampling cylinder 1 bottom, and second rotation axis 8 is positioned between the two, and second rotation axis 8 is perpendicular to the line between the round heart in the end and 1 center of circle, sampling cylinder bottom.In the time of need adopting mud, sampling cylinder 1 is inserted in the mud, press down pressing plate 5 and make sampling cylinder 1 be displaced downwardly to the precalculated position, mud is advanced in sampling cylinder 1 bottom, rotates rotary handle 4 180 degree then, with sampling cylinder 1 base seal, by closure 9 sampling cylinder 1 bottom is sealed during sealing.Because rotary handle 4 is provided with some scales, make marks by current location and the default stop place of rotation to rotary handle 4, can accurately control the anglec of rotation, and then accurately control whether complete closed of sampling cylinder 1.Closure 9 a little higher than sampling cylinders 1 bottom, and closure 9 covers the whole edge of end circle.In conical underseal 2 rotary courses closure 9 can be sampled the tube 1 bottom stop, when therefore rotating rotary handle 4, rotation axis is moved down slightly so that highly higher closure 9 rotates smoothly, closure 9 possesses elasticity, go up the transfer moving axis after rotation is finished and then make conical underseal 2 and closure 9 moves on slightly, to realize sealing.According to Fig. 2, closure 9 coats the outside of whole sampling cylinder 1 bottom.After the sealing, bottom sampler is taken out.Be provided with shield 3, prevent from rotating and irritate mud in the front cone shape underseal 2, be convenient to rotation.
More than show and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. one kind is rotated back cover formula bottom sampler, comprise sampling cylinder, it is characterized in that: also comprise the sleeve pipe that is connected by the outward extending conical underseal of sampling cylinder bottom margin, with the sampling cylinder end and is positioned at the sampling cylinder outside, connect the rotation axis of conical underseal, be connected with rotation axis and extend to sleeve pipe rotary handle outward.
2. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: described rotation axis is divided into first rotation axis and second rotation axis, first rotation axis is connected with rotary handle, second rotation axis is connected with conical underseal, is provided with shaft coupling between first rotation axis and second rotation axis.
3. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: described rotation axis is connected with the end rounded edge of conical underseal; Sampling cylinder is cylindrical, and the sampling cylinder base diameter equates with the end circular diameter of conical underseal.
4. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: described rotary handle has circular surface, and circular surface is provided with the scale of some from 0 to 360 degree.
5. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: the front end of described sleeve pipe is provided with pressing plate.
6. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: the rounded edge place, the end of described conical underseal is provided with elastic closure portion.
7. a kind of rotation back cover formula bottom sampler according to claim 1 is characterized in that: be arranged side by side bottom described conical underseal and the sampling cylinder.
8. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: sleeve bottom extends outward a shield, and shield is positioned at circle top, the end and fits with end circle and arranges.
9. a kind of rotation back cover formula bottom sampler according to claim 1, it is characterized in that: described sampling cylinder is made of some minutes sampling cylinders, and sampling cylinder was set up in parallel in some minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225042 CN203224376U (en) | 2013-04-28 | 2013-04-28 | Rotating back cover type bottom sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225042 CN203224376U (en) | 2013-04-28 | 2013-04-28 | Rotating back cover type bottom sampler |
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| Publication Number | Publication Date |
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| CN203224376U true CN203224376U (en) | 2013-10-02 |
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| CN 201320225042 Expired - Fee Related CN203224376U (en) | 2013-04-28 | 2013-04-28 | Rotating back cover type bottom sampler |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289858A (en) * | 2016-07-22 | 2017-01-04 | 中国地质大学（武汉） | Collet formula undisturbed soil soil sampler |
| CN107389372A (en) * | 2017-05-24 | 2017-11-24 | 中国环境科学研究院 | Sampling assemble and sampler |
| CN109781460A (en) * | 2019-03-21 | 2019-05-21 | 福建师范大学 | A kind of synchronous layered bottom sampler device of laboratory sink |
| CN111562197A (en) * | 2020-03-26 | 2020-08-21 | 安徽紫荆花壁纸股份有限公司 | Whole device of fire-retardant wall paper raw materials thick liquid mobility detection |
| CN113702105A (en) * | 2021-08-05 | 2021-11-26 | 章连珠 | Multitube column mud sampler |
| CN113740111A (en) * | 2021-09-26 | 2021-12-03 | 河海大学 | Leak-proof multi-pipe mud sampler and using method thereof |
-
2013
- 2013-04-28 CN CN 201320225042 patent/CN203224376U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289858A (en) * | 2016-07-22 | 2017-01-04 | 中国地质大学（武汉） | Collet formula undisturbed soil soil sampler |
| CN106289858B (en) * | 2016-07-22 | 2018-09-11 | 中国地质大学（武汉） | Collet formula undisturbed soil soil sampler |
| CN107389372A (en) * | 2017-05-24 | 2017-11-24 | 中国环境科学研究院 | Sampling assemble and sampler |
| CN109781460A (en) * | 2019-03-21 | 2019-05-21 | 福建师范大学 | A kind of synchronous layered bottom sampler device of laboratory sink |
| CN109781460B (en) * | 2019-03-21 | 2024-03-29 | 福建师范大学 | Synchronous layering mud sampler device of laboratory basin |
| CN111562197A (en) * | 2020-03-26 | 2020-08-21 | 安徽紫荆花壁纸股份有限公司 | Whole device of fire-retardant wall paper raw materials thick liquid mobility detection |
| CN111562197B (en) * | 2020-03-26 | 2023-06-06 | 山东长林新材料有限公司 | Flame-retardant wallpaper raw material slurry fluidity detection device |
| CN113702105A (en) * | 2021-08-05 | 2021-11-26 | 章连珠 | Multitube column mud sampler |
| CN113740111A (en) * | 2021-09-26 | 2021-12-03 | 河海大学 | Leak-proof multi-pipe mud sampler and using method thereof |
| CN113740111B (en) * | 2021-09-26 | 2022-06-07 | 河海大学 | Leak-proof multi-pipe mud sampler and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20160428 |