CN111855297A - A silt sampling device for water conservancy diversion reconnaissance - Google Patents
A silt sampling device for water conservancy diversion reconnaissance Download PDFInfo
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- CN111855297A CN111855297A CN202010815787.2A CN202010815787A CN111855297A CN 111855297 A CN111855297 A CN 111855297A CN 202010815787 A CN202010815787 A CN 202010815787A CN 111855297 A CN111855297 A CN 111855297A
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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
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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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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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
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The utility model relates to a silt sampling device for water transportation reconnaissance, the technical field who relates to water transportation reconnaissance, it includes the sampling tube, the sampling tube has sample end and control end, it is provided with first piston to slide in the sampling tube, be provided with connecting rod and control lever on the first piston, the control lever is worn out from the control end of sampling tube, install the second piston on the connecting rod, the second piston is located one side that the control end was kept away from to first piston, second piston embedding or break away from the sampling tube, be formed with sample space between first piston and the second piston. During the sampling tube inserted silt, pulling the control lever in order to drive first piston and remove towards the direction that is close to the control end, first piston extraction silt got into the sampling tube this moment, until the second piston remove in the embedding sampling tube so that the sampling tube opening seals to make the silt composition that this application was taken out constitute more accurate in order to improve the precision of follow-up detection.
Description
Technical Field
The application relates to the technical field of water transportation reconnaissance, in particular to a sludge sampling device for water transportation reconnaissance.
Background
Water transportation is a transportation method for transporting passengers and cargo by using ships. In inland rivers and coastal areas, water transportation is also often used as a small-sized transportation means, and plays a role in supplementing and connecting large-scale trunk transportation. In order to guarantee the normal operation of boats and ships in the river course, the river course is before the water transportation is started, needs to carry out the topography of river course, silt constitution and the condition such as velocity of water and surveys to the river course is renovated in order to ensure that the river course can be fit for the water transportation. And the sludge at the bottom of the survey river needs to be sampled.
Referring to the utility model with the authorization notice number of CN207263470U, the utility model discloses a river sludge sampling device, which comprises a sampling bin, a sampling scale, a baffle seat and a bin opening push rod; the upper end of the sampling bin is fixedly connected with a sampling handle, the lower end of the sampling bin is hinged with a bin door capable of opening and closing an opening at the lower end of the sampling bin, and the bin door is in a closed state under the condition of no external force through a contraction mechanism; the lower end of the bin opening push rod extends into the sampling bin, penetrates through the baffle seat and abuts against the bin door, and the upper end of the bin opening push rod is fixedly connected with a bin opening handle. During the sample, the door atress is opened, pushes down the sample storehouse through the sampling handle, and river course silt is impressed the sample storehouse, when the sample storehouse accomplished the silt sample bottom the river course at the bottom, holds the handle of opening the storehouse and lifts the storehouse push rod, and the spring shrink pulling door closes sample storehouse lower extreme opening, then lift the device can.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the actual sampling process, the silt is being impressed to the river water that often can get into earlier in the sample storehouse to the silt water content that the sampling device took out is greater than actual water content, thereby influences the precision of follow-up detection.
Disclosure of Invention
In order to improve the precision of follow-up detection link, the purpose of this application is to provide a silt sampling device for water conservancy diversion reconnaissance.
The application provides a silt sampling device for water conservancy diversion reconnaissance adopts following technical scheme:
the utility model provides a silt sampling device for water conservancy diversion reconnaissance, includes the sampling tube, the sampling tube has sample end and control end, it is provided with first piston to slide in the sampling tube, be provided with connecting rod and control lever on the first piston, the control lever is followed the control end of sampling tube is worn out, install the second piston on the connecting rod, the second piston is located first piston is kept away from one side of control end, the embedding of second piston or breaking away from the sampling tube, first piston with be formed with sample space between the second piston.
Through adopting above-mentioned technical scheme, the sampling tube inserts in the silt, then the pulling control lever removes towards the direction that is close to the control end in order to drive first piston, first piston extraction silt gets into the sampling tube this moment, move in the embedding sampling tube so that the sampling tube opening seals until the second piston, therefore, when beginning to extract silt, do not have extra river in the sampling tube, after the sample, the sampling end that the sampling tube was sealed to the second piston is in order to reduce the sampling tube and is in the sampling tube by river infiltration entering sampling tube behind the silt, thereby make the silt composition that this silt sampling device took out constitute more accurate in order to improve the precision of follow-up detection.
Preferably, the control rod is located on one side of the second piston far away from the sampling end, a threaded through hole is formed in the control rod in a penetrating mode along the axis of the control rod, the connecting rod penetrates through the first piston to be in threaded connection with the threaded through hole, and the end portion of the connecting rod penetrates out of the threaded through hole.
Through adopting above-mentioned technical scheme, the connecting rod rotates in the screw through-hole and is close to or keeps away from along the axis direction of control lever with driving the second piston to adjust the distance between first piston and the second piston and adjust with the size to sample space, from this, make this silt sampling device can acquire silt by ration.
Preferably, the control rod is far away from the one end of sample end is provided with spacing outer edge, spacing outer edge with the terminal surface conflict or the separation of sampling tube control end.
Through adopting above-mentioned technical scheme, the sampling tube is entered into in order to restrict the control lever and slide completely along conflicting with sampling tube control end terminal surface spacing outer edge, avoids first piston to break away from the sampling tube from sampling tube sample end to guarantee this silt sampling device's stability in use.
Preferably, the second piston has a columnar portion and a mesa portion, the mesa portion is located on a side of the columnar portion away from the control end, the mesa portion has a large end and a small end, and the small end of the mesa portion is away from the columnar portion relative to the large end of the mesa portion.
Through adopting above-mentioned technical scheme, the tip of platform form portion is kept away from the column portion so that the one end of first piston is kept away from to the second piston is sharp-pointed relatively to reduce this silt sampling device and putting into river silt in-process resistance, so that this silt sampling device's use.
Preferably, the column portion is kept away from the one end of platform form portion has seted up the caulking groove, be provided with balancing weight and abaculus in the caulking groove, the abaculus is located the balancing weight is kept away from one side of platform form portion, threaded connection has the lid on the opening of caulking groove, the connecting rod pass the lid in order with abaculus fixed connection.
Through adopting above-mentioned technical scheme, the connecting rod passes the lid in order to be connected so that connecting rod and second piston are connected with the abaculus, and the balancing weight further increases the weight of second piston to in being convenient for the second piston imbeds mud, from this, make this silt sampling device simple and convenient to use.
Preferably, be provided with on the terminal surface of sampling tube control end and connect the spiral shell platform, threaded connection has the extension sleeve pipe on connecting the spiral shell platform, the extension sleeve pipe is kept away from the one end of sampling tube is installed and is used for the pulling subassembly of control lever.
Through adopting above-mentioned technical scheme, the whole length of this silt sampling device of extension sleeve pipe extension is so that this silt sampling device can use in the deeper place of depth of water, and the pulling subassembly makes and guarantees that the control lever can control first piston upwards to slide to make this silt sampling device's application range wider.
Preferably, the pulling assembly comprises an installation platform arranged on the extension sleeve, a rotating rod rotatably arranged on the installation platform, a wire spool coaxially and fixedly arranged on the rotating rod, and a pull rope with one end wound on the wire spool, wherein the other end of the pull rope is detachably arranged on the control rod.
Through adopting above-mentioned technical scheme, rotate the bull stick so that wire reel rolling stay cord to make the stay cord tip drive the control lever upwards slide, from this, make this silt sampling device drive the gliding easy and simple to handle of control lever behind the whole length of extension.
Preferably, one side of the mounting table, which is far away from the extension sleeve, is provided with a rotating hole, the rotating hole is rotatably connected with the rotating rod, the inner wall of the rotating hole is provided with a dismounting groove, and the width of the dismounting groove is smaller than the diameter of the rotating hole.
Through adopting above-mentioned technical scheme, the bull stick can be installed or break away from between dismouting groove and the commentaries on classics hole to be convenient for this dismouting of pulling the subassembly.
Preferably, the extension sleeve pipe includes two at least pipeline sections of splicing along the axis direction, the pipeline section is close to the spread groove has been seted up to the one end of sampling tube, the pipeline section is kept away from the one end of sampling tube is provided with the concatenation spiral shell platform, is the closest to the spread groove and the connection spiral shell platform threaded connection of the pipeline section of sampling tube are close to between two adjacent pipeline sections the spread groove of the pipeline section of sampling tube with keep away from the concatenation spiral shell platform threaded connection of the pipeline section of sampling tube.
Through adopting above-mentioned technical scheme, connect through spread groove and concatenation thread table between two adjacent pipeline sections and realize connecting to make extension sheathed tube length can adjust according to actual need, so that this silt sampling device takes a sample silt in the position of the different degree of depth.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the sampling tube is inserted into the sludge, then the control rod is pulled to drive the first piston to move towards the direction close to the control end, at the moment, the first piston extracts the sludge and enters the sampling tube, until the second piston is movably embedded into the sampling tube so as to seal the opening of the sampling tube, therefore, when the sludge is extracted, no extra river water exists in the sampling tube, and after the sampling is finished, the second piston seals the sampling end of the sampling tube so as to reduce the phenomenon that the sampling tube permeates into the sampling tube from the river water after being separated from the sludge, so that the sludge component extracted by the sludge sampling device is more accurate so as to improve the accuracy of subsequent detection;
2. the connecting rod rotates in the threaded through hole to drive the second piston to be close to or far away from the axial direction of the control rod, so that the distance between the first piston and the second piston is adjusted to adjust the size of a sampling space, and therefore the sludge sampling device can quantitatively obtain sludge;
3. the whole length of this silt sampling device of extension sleeve pipe extension is so that this silt sampling device can use in the deeper place of depth of water, and the pulling subassembly makes and guarantees that the control lever can control first piston upwards to slide to make this silt sampling device's application range wider.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present application.
In the figure, 1, a sampling tube; 11. a sampling end; 12. a control end; 13. connecting a screw platform; 2. a first piston; 3. a connecting rod; 31. an insert block; 4. a control lever; 41. a threaded through hole; 42. limiting the outer edge; 5. a second piston; 51. a columnar portion; 511. caulking grooves; 52. a table-shaped portion; 53. a cover body; 6. sampling space; 7. a balancing weight; 8. extending the cannula; 81. a pipe section; 82. connecting grooves; 83. splicing screw platforms; 9. a pulling assembly; 91. an installation table; 911. hole turning; 912. disassembling and assembling the groove; 92. a rotating rod; 93. a wire spool; 94. and pulling a rope.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a silt sampling device for water conservancy diversion reconnaissance.
Referring to fig. 1 and 2, a sludge sampling apparatus for water exploration includes a sampling tube 1, the sampling tube 1 being disposed in a pipe-like shape. Sampling tube 1 has sampling end 11 and control end 12, and sampling end 11 and control end 12 are located the both ends of sampling tube 1 axial direction respectively.
The sampling tube 1 is internally provided with a first piston 2 along the axial direction thereof in a sliding manner, the first piston 2 is arranged like a cylinder, the axial line of the first piston 2 coincides with the axial line of the sampling tube 1, the outer circular surface of the first piston 2 and the inner wall of the sampling tube 1 are sealed, and the first piston 2 is always positioned in the sampling tube 1.
The first piston 2 is provided with a connecting rod 3 and a control rod 4, the axis of the connecting rod 3 is coincided with the axis of the sampling tube 1, and the axis of the control rod 4 is coincided with the axis of the connecting rod 3. The control rod 4 is located the first piston 2 and keeps away from one side of sample end 11 and with first piston 2 fixed connection, and the control rod 4 wears out from the control end 12 of sample tube 1, and pulling control rod 4 can drive first piston 2 and slide in sample tube 1. The end of the control rod 4 far away from the sampling end 11 is provided with a limiting outer edge 42, and the limiting outer edge 42 is abutted against or separated from the end surface of the control end 12 of the sampling tube 1, so that the control rod 4 is limited to completely slide into the sampling tube 1. The control rod 4 is provided with a threaded through hole 41 along the axis thereof in a penetrating manner, the connecting rod 3 passes through the first piston 2 to be in threaded connection with the threaded through hole 41, and the end part of the connecting rod 3 passes through the threaded through hole 41 so that the length of the connecting rod 3 is larger than that of the control rod 4. The length of the connecting rod 3 is larger than that of the sampling tube 1, so that both ends of the connecting rod 3 are positioned outside the sampling tube 1.
The end of the connecting rod 3 penetrating out of the sampling end 11 of the sampling tube 1 is provided with a second piston 5, namely the second piston 5 is positioned on one side of the first piston 2 far away from the control end 12. A sampling space 6 is formed between the first piston 2 and the second piston 5, and the second piston 5 is inserted into or separated from the sampling tube 1, thereby putting the sludge in the sampling space 6 into the sampling tube 1 or separating from the sampling tube 1. Specifically, the second piston 5 has a columnar portion 51 and a mesa portion 52. The axis of the columnar part 51 coincides with the axis of the connecting rod 3, and when the columnar part 51 is fitted into the sampling tube 1, the outer circumferential surface of the columnar part 51 is sealed against the inner wall of the sampling tube 1. The axis of the mesa 52 coincides with the axis of the pillar 51. The mesa 52 is located on a side of the pillar 51 away from the control end 12, the mesa 52 has a large end and a small end, the large end of the mesa 52 is fixedly connected to the pillar 51, and the small end of the mesa 52 is away from the pillar 51 relative to the large end of the mesa 52. In order to facilitate the connection between the connecting rod 3 and the sampling tube 1, an insertion groove 511 is formed on the end surface of the cylindrical portion 51 away from the end surface of the platform-shaped portion 52, a cover 53 is connected to the opening of the insertion groove 511 in a threaded manner, an insertion block 31 is arranged in the insertion groove 511, and the connecting rod 3 penetrates through the cover 53 to be fixedly connected with the insertion block 31. It should be noted that a weight block 7 is further disposed in the slot 511, and the weight block 7 is located on a side of the insert 31 close to the table-shaped portion 52.
With continued reference to fig. 1 and 2, in order to increase the sampling depth of the sludge, a connection screw platform 13 is arranged on the end surface of the control end 12 of the sampling tube 1, and an extension sleeve 8 is connected to the connection screw platform 13 in a threaded manner. The extension sleeve 8 is arranged in a similar-circle tubular shape, and the axis of the extension sleeve 8 is coincided with the axis of the sampling tube 1. The inner diameter of the extension sleeve 8 is larger than the width of the limiting outer edge 42 of the control rod 4. Specifically, the extension sleeve 8 includes at least two pipe sections 81 spliced in the axial direction, and all the pipe sections 81 have the same shape and size. The connecting groove 82 is formed in one end, close to the sampling tube 1, of the tube section 81, the splicing screw platform 83 is arranged at one end, far away from the sampling tube 1, of the tube section 81, and the connecting groove 82, closest to the tube section 81 of the sampling tube 1, is in threaded connection with the connecting screw platform 13. Between two adjacent segments 81, the connecting slot 82 of the segment 81 close to the sampling tube 1 is screwed to the splicing screw land 83 of the segment 81 far from the sampling tube 1.
In order to control the sliding of the control rod 4 at the end of the extension sleeve 8 remote from the sampling tube 1, a pulling assembly 9 for pulling the control rod 4 is mounted at the end of the extension sleeve 8 remote from the sampling tube 1. Specifically, the pulling assembly 9 includes a mounting platform 91 disposed on the extension sleeve 8, a rotating rod 92 rotatably disposed on the mounting platform 91, a wire spool 93 coaxially and fixedly disposed on the rotating rod 92, and a pulling rope 94 having one end wound on the wire spool 93, wherein the other end of the pulling rope 94 is detachably disposed on the control rod 4. The mount 91 is disposed in a circular tube-like shape such that the axis of the mount 91 coincides with the axis of the extension sleeve 8. A rotating hole 911 is formed in one side of the mounting table 91, which is far away from the extension sleeve 8, the rotating hole 911 penetrates through the side wall of the mounting table 91, and the axis of the rotating hole 911 is perpendicular to the axis of the extension sleeve 8. The rotating rod 92 is rotatably connected with the rotating hole 911. In order to facilitate the disassembly and assembly of the rotating rod 92, a disassembly and assembly groove 912 is formed in the inner wall of the rotating hole 911 on the side far away from the extension sleeve 8, and the groove width of the disassembly and assembly groove 912 is smaller than the diameter of the rotating hole 911.
The implementation principle of the sludge sampling device for water transportation exploration in the embodiment of the application is as follows:
(1) when sludge sampling is carried out in a shallow river area, the control rod 4 is moved downwards to enable the limiting outer edge 42 to be abutted against the end face of the control end 12 of the sampling tube 1, at the moment, one face, far away from the control end 12, of the first piston 2 is flush with the end face of the sampling end 11 of the sampling tube 1, the second piston 5 is located outside the sampling tube 1, the connecting rod 3 is rotated to adjust the distance between the first piston 2 and the second piston 5, then the sampling tube 1 is embedded into the sludge, the control rod 4 is pulled upwards to drive the first piston 2 and the second piston 5 to slide upwards, and the sampling is completed until the second piston 5 is embedded into the sampling tube 1;
(2) when sludge sampling is carried out in a deeper area of a river channel, the control rod 4 is moved downwards to enable the limiting outer edge 42 to be abutted against the end face of the control end 12 of the sampling tube 1, at the moment, one face, far away from the control end 12, of the first piston 2 is flush with the end face of the sampling end 11 of the sampling tube 1, the second piston 5 is positioned outside the sampling tube 1, the connecting rod 3 is rotated to adjust the distance between the first piston 2 and the second piston 5, the pulling assembly 9 is then mounted to the extension sleeve 8, and the end of the pull cord 94 is mounted to the limit outer edge 42 of the control lever 4, and the extension sleeve 8 is mounted to the control end 12 of the sampling tube 1, the sampling tube 1 is then inserted into the sludge, the turn bar 92 is rotated to cause the wire spool 93 to wind the pull cord 94, thereby pulling and controlling the upward movement to drive the first piston 2 and the second piston 5 to slide upwards until the sampling is completed after the second piston 5 is embedded into the sampling tube 1.
The embodiments of the present invention are preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, wherein like parts are denoted by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A sludge sampling device for water exploration, comprising a sampling tube (1), said sampling tube (1) having a sampling end (11) and a control end (12), characterized in that: slide in sampling tube (1) and be provided with first piston (2), be provided with connecting rod (3) and control lever (4) on first piston (2), control lever (4) are followed control end (12) of sampling tube (1) are worn out, install second piston (5) on connecting rod (3), second piston (5) are located first piston (2) are kept away from one side of control end (12), second piston (5) embedding or break away from sampling tube (1), first piston (2) with be formed with sample space (6) between second piston (5).
2. A sludge sampling apparatus for water exploration, as claimed in claim 1, wherein: the control rod (4) is located the second piston (5) is kept away from one side of the sampling end (11), a threaded through hole (41) is formed in the control rod (4) in a penetrating mode along the axis of the control rod, the connecting rod (3) penetrates through the first piston (2) to be in threaded connection with the threaded through hole (41), and the end portion of the connecting rod (3) penetrates out of the threaded through hole (41).
3. A sludge sampling apparatus for water exploration, as claimed in claim 1, wherein: the utility model discloses a sampling tube, including sampling tube (1), control rod (4) keep away from the one end of sampling end (11) is provided with spacing outer edge (42), spacing outer edge (42) with the terminal surface conflict or the breaking away from of sampling tube (1) control end (12).
4. A sludge sampling apparatus for water exploration, as claimed in claim 1, wherein: the second piston (5) is provided with a columnar part (51) and a table-shaped part (52), the table-shaped part (52) is positioned on one side, away from the control end (12), of the columnar part (51), the table-shaped part (52) is provided with a large end and a small end, and the small end of the table-shaped part (52) is far away from the columnar part (51) relative to the large end of the table-shaped part (52).
5. A sludge sampling apparatus for water exploration, as claimed in claim 4, wherein: caulking groove (511) have been seted up to the one end of columnar portion (51) keeping away from platform form portion (52), be provided with balancing weight (7) and abaculus (31) in caulking groove (511), abaculus (31) are located balancing weight (7) are kept away from one side of platform form portion (52), threaded connection has lid (53) on the opening of caulking groove (511), connecting rod (3) pass lid (53) with abaculus (31) fixed connection.
6. A sludge sampling apparatus for water exploration, as claimed in claim 1, wherein: be provided with on the terminal surface of sampling tube (1) control end (12) and connect spiral shell platform (13), threaded connection has extension sleeve pipe (8) on connecting spiral shell platform (13), extension sleeve pipe (8) are kept away from the one end of sampling tube (1) is installed and is used for the pulling subassembly (9) of control lever (4).
7. A sludge sampling apparatus for water exploration, as claimed in claim 6, wherein: pulling subassembly (9) including set up in mount table (91) of extension sleeve pipe (8), rotate set up in bull stick (92) of mount table (91), coaxial fixed set up in wire reel (93) of bull stick (92) and one end twine in stay cord (94) of wire reel (93), the other end of stay cord (94) can dismantle set up in control lever (4).
8. A sludge sampling apparatus for water exploration, as claimed in claim 7, wherein: the mounting table (91) is kept away from one side of the extension sleeve (8) is provided with a rotating hole (911), the rotating hole (911) is connected with the rotating rod (92) in a rotating mode, the inner wall of the rotating hole (911) is provided with a dismounting groove (912), and the groove width of the dismounting groove (912) is smaller than the diameter of the rotating hole (911).
9. A sludge sampling apparatus for water exploration, as claimed in claim 6, wherein: extension sleeve pipe (8) include at least two pipeline sections (81) of splicing along the axis direction, pipeline section (81) are close to spread groove (82) have been seted up to the one end of sampling tube (1), keep away from pipeline section (81) the one end of sampling tube (1) is provided with concatenation spiral shell platform (83), is the closest to spread groove (82) and connection spiral shell platform (13) threaded connection of pipeline section (81) of sampling tube (1), between two adjacent pipeline sections (81), be close to spread groove (82) and the keeping away from of pipeline section (81) of sampling tube (1) concatenation spiral shell platform (83) threaded connection of pipeline section (81) of sampling tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010815787.2A CN111855297B (en) | 2020-08-14 | 2020-08-14 | A silt sampling device for water conservancy investigation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010815787.2A CN111855297B (en) | 2020-08-14 | 2020-08-14 | A silt sampling device for water conservancy investigation |
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| CN111855297A true CN111855297A (en) | 2020-10-30 |
| CN111855297B CN111855297B (en) | 2023-05-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881079A (en) * | 2021-01-08 | 2021-06-01 | 彭桂芝 | Sludge sampling device of ship-like anchor |
| CN113588327A (en) * | 2021-08-05 | 2021-11-02 | 朱丽 | Reservoir bottom silt layer sampling device |
| CN118168852A (en) * | 2024-05-14 | 2024-06-11 | 逸文环境发展有限公司 | Submarine silt sampling device |
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| US20160153869A1 (en) * | 2013-07-18 | 2016-06-02 | Cccc Third Harbor Consultants Co., Ltd | Silty floating mud collection device |
| CN106124240A (en) * | 2016-08-26 | 2016-11-16 | 长春工程学院 | A kind of undisturbed cylindrical sediment collector |
| CN206208599U (en) * | 2016-12-08 | 2017-05-31 | 石河子大学 | A kind of surface water top layer water-sampling device |
| CN208937360U (en) * | 2018-09-24 | 2019-06-04 | 苏修昌 | A kind of hydrogeology sampler |
| CN210774851U (en) * | 2019-06-25 | 2020-06-16 | 苏州鲁信新材料科技有限公司 | Powder sampling device |
| CN210834305U (en) * | 2019-08-20 | 2020-06-23 | 黄河水利职业技术学院 | Sewage sedimentation tank detects uses sampler |
| CN211179132U (en) * | 2019-11-25 | 2020-08-04 | 张玉箫 | Building detection cement sampling device |
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| CN112881079A (en) * | 2021-01-08 | 2021-06-01 | 彭桂芝 | Sludge sampling device of ship-like anchor |
| CN113588327A (en) * | 2021-08-05 | 2021-11-02 | 朱丽 | Reservoir bottom silt layer sampling device |
| CN118168852A (en) * | 2024-05-14 | 2024-06-11 | 逸文环境发展有限公司 | Submarine silt sampling device |
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