CN202471449U - Sampling device for river and lake sediment - Google Patents
Sampling device for river and lake sediment Download PDFInfo
- Publication number
- CN202471449U CN202471449U CN2012200107429U CN201220010742U CN202471449U CN 202471449 U CN202471449 U CN 202471449U CN 2012200107429 U CN2012200107429 U CN 2012200107429U CN 201220010742 U CN201220010742 U CN 201220010742U CN 202471449 U CN202471449 U CN 202471449U
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- sampler barrel
- end cap
- river
- sampling apparatus
- connecting rod
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Abstract
The utility model discloses a sampling device for river and lake sediment. The sampling device comprises a sampling tube and a connecting rod arranged on the sampling tube. The sampling tube has a tubular structure of which the front and rear ends are provided with openings. The opening at the front end of the sampling tube is a sampling port. An end cover is arranged at the rear end of the sampling tube through a detachable connecting structure or a hinge structure, and is used for sealing the opening at the rear end of the sampling tube during sample and unsealing the opening at the rear end of the sampling tube during sample withdrawal. According to the sampling device for the river and lake sediment, the openings are formed at the front and rear ends of the sampling tube, the opening at the rear end is hinged with an overturning cover or is detachably connected and sealed, the sampling tube performs sampling through the front end, and withdraws a sample through the rear end, namely a sediment sample is knocked by the front end of the sampling tube, and the sediment sample is withdrawn from the rear end of the sampling tube; and the sediment sample at the front end of the sampling tube is away from a water surface, and is hard, so that the structure of the sediment sample is difficult to damage when the sediment sample is knocked.
Description
Technical field
The utility model belongs to environment and ecological protection technical field, is specifically related to a kind of river, lake and reservoir sediment in-situ sampling apparatus.
Background technology
Because the river that water pollution and eutrophication are brought and the sediment pollution problem in lake become the focus that people pay close attention to day by day, also are important object in river, lake ecological and the environmental improvement, Main physical, the chemical characteristic of research bed mud; Can be understand the bed mud layering with pollution situation, work out rational resolution prerequisite be provided, at present part scientific research institutions with monitor deep water substrate sludge sampling device and the equipment that unit researches and develops voluntarily, be CN201081759Y like the Chinese patent notification number; The day for announcing is on July 2nd, 2008, and name is called in ' assisted column soil sampler ' instructions and discloses a kind of assisted column soil sampler, comprises that the lower end has the sampler chamber of jagged edges; The upper end of sampler chamber is provided with connecting pipe, and the upper end of connecting pipe is provided with handle, is provided with in the sampler chamber and pushes away slice; Be inserted with in the connecting pipe and push away slice and be connected the boosting bar that is used to promote slice, push away between slice and the sampler chamber and be provided with the gap, between the outer wall of boosting bar and the inwall of connecting pipe the gap is set; The upper end that the boosting bar passes handle is provided with the boosting handle; This structure when gathering, by the front end sampling of sampler chamber, seawater easily under the effect of water pressure outside collector is flowed out in described gap; Damage collector easily; And this device is when moving back kind, moves back appearance by the front end of sampler chamber, when pushing away slice and release mud layer by the rear end of sampler chamber; Because the mud layer of rear end is more open near the water surface, destroys the mud layer structure easily.
The utility model content
The purpose of the utility model is to provide a kind of river lakebed mud harvester, to solve in the prior art when moving back kind, destroys the problem of mud layer structure.
For realizing above-mentioned purpose; The utility model adopts following technical scheme: a kind of river lakebed mud sampling apparatus; Comprise the connecting rod that is provided with on sampler barrel and the sampler barrel; Described sampler barrel is the tubular structure that forward and backward two ends have opening, and the front opening of sampler barrel is a thief hatch, and the rear end of sampler barrel is provided with in when sampling shutoff sampler barrel open rearward end and open the end cap of sampler barrel open rearward end when moving back kind through releasable connection structure or hinge arrangement.
The rear end of described sampler barrel is provided with around sampler barrel open rearward end annular flange dish on every side; Said end cap be provided with ring flange on the corresponding through hole of flange hole, bolt removably connects annular flange dish and end cap through flange hole and the through hole on the end cap that passes on the ring flange.
The front end of sampler barrel is provided with serrated edge, and the outer peripheral face of sampler barrel rear end is provided with osculum.
The front end of said connecting rod is connected on the said end cap.
Said connecting rod is removably connected after by forward direction by at least two extension rods and forms; Be provided with interconnective syndeton on the most forward extension rod and between the end cap; Be respectively equipped with jack and plug that mutual grafting cooperates on the opposite end of adjacent extension rod; Reach on the hole wall of the jack that described mutual grafting cooperates and be respectively arranged with the corresponding pin-and-hole in back of pegging graft on the plug, pin penetrates in the pin-and-hole on jack and the plug extension rod is connected.
Said syndeton is that said end cap is provided with the end cap jack, and the front end of the most forward said extension rod is provided with and is used to insert and be fixed to the attachment plug in the said end cap jack.
The rear end of connecting rod is provided with handle through pin.
The outer peripheral face of described sampler barrel and connecting rod is provided with scale.
Be arranged with balancing weight on the described connecting rod.
The length of described extension rod is 0.3m-2.0m.
A kind of river lakebed mud harvester of the utility model, through the forward and backward equal opening of sampler barrel, the hinged sealing of renovating or removably connect of open rearward end; Sampler barrel is taken a sample by front end; Move back appearance by the rear end, promptly the front end by sampler barrel knocks the mud layer sample, and the mud layer sample is withdrawed from from the rear end of sampler barrel; Because the mud layer of front end is harder away from the water surface in the sampler barrel, survivable mud layer structure when knocking.
Further, the composition structure of connecting rod can be fit to different depth of water samplings.
Further, the zigzag of setting is convenient to sampler barrel and is inserted in the mud layer.
Further, the scale that is provided with on sampler barrel and the connecting rod can conveniently read the degree of depth of collection.
Further, the balancing weight of setting can be assisted in smooth sinking of sampler barrel and the insertion bed mud.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the extension rod in the utility model;
Fig. 4 is the structural representation that moves back appearance plug and transmission rod of the utility model.
Embodiment
The embodiment of a kind of river lakebed mud sampling apparatus; Shown in Fig. 1-4; Comprise that front end is provided with the sampler barrel 1 of serrated edge, sampler barrel 1 is the tubular structure that forward and backward two ends have opening, and the front opening of sampler barrel 1 is a thief hatch; The rear end of sampler barrel is provided with in when sampling shutoff sampler barrel open rearward end and open the end cap 11 of sampler barrel open rearward end when moving back kind through the releasable connection structure; Described demountable structure is that the rear end of sampler barrel 1 is provided with the annular flange dish 4 around the sampler barrel open rearward end, end cap 11 be provided with ring flange 4 on the corresponding through hole of flange hole, bolt 12 removably connects annular flange dish 4 and end cap 11 with the through hole on the end cap 11 through the flange hole that passes on the ring flange 4; The outer peripheral face of sampler barrel rear end is provided with osculum 5; The rear end of end cap 11 is connected with connecting rod 2, and the extension rod 3 that connecting rod 2 is 1m by two length is formed by removably connecting behind the forward direction, is provided with interconnective syndeton on the most forward extension rod 3 and between the end cap 11; Said syndeton is that end cap 11 is provided with the end cap jack; The front end of the most forward said extension rod 3 is provided with and is used to insert and be fixed to the attachment plug in the said end cap jack, and the connection between the extension rod 3 is as shown in Figure 3, is respectively equipped with jack 31 and plug 32 that mutual grafting cooperates on the opposite end of two extension rods; Reach on the hole wall of the jack 31 that described mutual grafting cooperates and be respectively arranged with the corresponding pin-and-hole in back of pegging graft on the plug 32; Pin penetrates in the pin-and-hole on jack and the plug extension rod is connected, and the rear end of connecting rod 6 is provided with handle 7 through pinning, and the outer peripheral face of sampler barrel 1 and connecting rod 2 is provided with scale; Be arranged with balancing weight 8 on the connecting rod 2; As shown in Figure 4, this device also comprises and is used to after sampling is accomplished release moving back appearance plug 9 and moving back appearance plug one end through the sheathed transmission rod 10 of the joint that is convexly equipped with on it of mud layer sample, moves back appearance plug 9 its outer peripheral face when moving back kind and cooperates with the inner peripheral surface sliding contact of sampler barrel 1.
The foregoing description in the sampling, is at first measured the depth of water in use, confirms the quantity of the extension rod that needs connect according to the depth of water; Then connect extension rod successively, extension rod foremost plugs and is welded on the end cap, the welding flange in the sampler barrel rear end, and end cap is connected through bolt with sampler barrel; Sheathed an amount of counterweight connects handle at last on extension rod, and conveying arrangements such as boats and ships are moved to the sampling spot top, vertically inserts sampler barrel in the water; After the front end of sampler barrel touches the riverbed, rap handle rear end with hammer, help sampler barrel further to go deep into checking the scale on the connecting rod in the bed mud; Calculate sampling depth, wait to reach predetermined sampling depth after, sampler barrel is slowly left the water; Then, the bolt between end cap and sampler barrel is laid down, both are separated; The appearance plug is moved back in the front end placement that has serrated knife blade at sampler barrel, and moving back the terminal sheathed transmission rod of appearance plug, through knocking the transmission rod top; Make mud appearance loosening and withdraw from from the rear end of sampler barrel, sampling finishes, and the bed mud sample is delivered to the laboratory carry out assay determination.
In other embodiment, the radical of described extension rod, those skilled in the art can select according to lake, the river degree of depth.
In other embodiment, the length of described extension rod is not limited to above-mentioned 1m, so those skilled in the art can be arranged to 0.3-2m as required.
In other embodiment, the connection between the above-mentioned extension rod can also adopt coupling sleeve to be threaded.
In other embodiment, sampler barrel can also with the hinged setting of end cap, through otic placode on the sampler barrel and latch structure end cap is locked.
In other embodiment, on the connecting rod balancing weight can also be set, increase the weight of sampler barrel.
In other embodiment, on the connecting rod scale can also be set, can install the outer rule at this.
In other embodiment, this device can also not be provided with specially and move back appearance plug, uses the device of similar piston rod and so on to pound out the mud layer sample and gets final product.
Claims (10)
1. river lakebed mud sampling apparatus; Comprise the connecting rod that is provided with on sampler barrel and the sampler barrel; It is characterized in that; Described sampler barrel is the tubular structure that forward and backward two ends have opening, and the front opening of sampler barrel is a thief hatch, and the rear end of sampler barrel is provided with in when sampling shutoff sampler barrel open rearward end and open the end cap of sampler barrel open rearward end when moving back kind through releasable connection structure or hinge arrangement.
2. river according to claim 1 lakebed mud sampling apparatus; It is characterized in that; The rear end of described sampler barrel is provided with around sampler barrel open rearward end annular flange dish on every side; Said end cap be provided with ring flange on the corresponding through hole of flange hole, bolt removably connects annular flange dish and end cap through flange hole and the through hole on the end cap that passes on the ring flange.
3. river according to claim 2 lakebed mud sampling apparatus is characterized in that the front end of sampler barrel is provided with serrated edge, and the outer peripheral face of sampler barrel rear end is provided with osculum.
4. according to claim 1 or 2 or 3 described river lakebed mud sampling apparatuses, it is characterized in that the front end of said connecting rod is connected on the said end cap.
5. river according to claim 1 lakebed mud sampling apparatus; It is characterized in that; Said connecting rod is removably connected after by forward direction by at least two extension rods and forms; Be provided with interconnective syndeton on the most forward extension rod and between the end cap; Be respectively equipped with jack and plug that mutual grafting cooperates on the opposite end of adjacent extension rod, reach on the hole wall of the jack that described mutual grafting cooperates and be respectively arranged with the corresponding pin-and-hole in back of pegging graft on the plug, pin penetrates in the pin-and-hole on jack and the plug extension rod is connected.
6. river according to claim 5 lakebed mud sampling apparatus; It is characterized in that; Said syndeton is that said end cap is provided with the end cap jack, and the front end of the most forward said extension rod is provided with and is used to insert and be fixed to the attachment plug in the said end cap jack.
7. river according to claim 4 lakebed mud sampling apparatus is characterized in that the rear end of connecting rod is provided with handle through pin.
8. river according to claim 1 lakebed mud sampling apparatus is characterized in that the outer peripheral face of described sampler barrel and connecting rod is provided with scale.
9. river according to claim 1 lakebed mud sampling apparatus is characterized in that, is arranged with balancing weight on the described connecting rod.
10. river according to claim 1 lakebed mud sampling apparatus is characterized in that the length of described extension rod is 0.3m-2.0m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200107429U CN202471449U (en) | 2012-01-11 | 2012-01-11 | Sampling device for river and lake sediment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200107429U CN202471449U (en) | 2012-01-11 | 2012-01-11 | Sampling device for river and lake sediment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471449U true CN202471449U (en) | 2012-10-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200107429U Expired - Lifetime CN202471449U (en) | 2012-01-11 | 2012-01-11 | Sampling device for river and lake sediment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471449U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409314A (en) * | 2013-08-19 | 2013-11-27 | 连云港市产品质量监督检验中心 | Portable anaerobion sampling and strain transferring device |
| CN103527187A (en) * | 2013-11-01 | 2014-01-22 | 白银有色集团股份有限公司 | Frozen ore sampling drilling tool |
| CN104406814A (en) * | 2014-12-10 | 2015-03-11 | 中国建筑股份有限公司 | Ball valve type deposited soil undisturbed soil sample sampling device and sampling method thereof |
| CN106404462A (en) * | 2016-11-15 | 2017-02-15 | 华北水利水电大学 | Grassy lake bottom mud collector |
| CN107607347A (en) * | 2017-09-26 | 2018-01-19 | 北京林业大学 | A kind of soil profile soil sampler |
| CN108645648A (en) * | 2018-03-30 | 2018-10-12 | 中冶华天工程技术有限公司 | A kind of hand rotation soil sampler |
| CN113252389A (en) * | 2021-07-01 | 2021-08-13 | 山东省地质矿产勘查开发局第四地质大队(山东省第四地质矿产勘查院) | Column type collector with quantifiable collection depth |
-
2012
- 2012-01-11 CN CN2012200107429U patent/CN202471449U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103409314A (en) * | 2013-08-19 | 2013-11-27 | 连云港市产品质量监督检验中心 | Portable anaerobion sampling and strain transferring device |
| CN103527187A (en) * | 2013-11-01 | 2014-01-22 | 白银有色集团股份有限公司 | Frozen ore sampling drilling tool |
| CN104406814A (en) * | 2014-12-10 | 2015-03-11 | 中国建筑股份有限公司 | Ball valve type deposited soil undisturbed soil sample sampling device and sampling method thereof |
| CN106404462A (en) * | 2016-11-15 | 2017-02-15 | 华北水利水电大学 | Grassy lake bottom mud collector |
| CN107607347A (en) * | 2017-09-26 | 2018-01-19 | 北京林业大学 | A kind of soil profile soil sampler |
| CN108645648A (en) * | 2018-03-30 | 2018-10-12 | 中冶华天工程技术有限公司 | A kind of hand rotation soil sampler |
| CN113252389A (en) * | 2021-07-01 | 2021-08-13 | 山东省地质矿产勘查开发局第四地质大队(山东省第四地质矿产勘查院) | Column type collector with quantifiable collection depth |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
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| CX01 | Expiry of patent term |