CN111024445B - Portable undisturbed sludge sampler - Google Patents
Portable undisturbed sludge sampler Download PDFInfo
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- CN111024445B CN111024445B CN201911393722.7A CN201911393722A CN111024445B CN 111024445 B CN111024445 B CN 111024445B CN 201911393722 A CN201911393722 A CN 201911393722A CN 111024445 B CN111024445 B CN 111024445B
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- 239000010802 sludge Substances 0.000 title claims description 36
- 238000005070 sampling Methods 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 238000011160 research Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
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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
-
- 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
- G01N2001/1031—Sampling from special places
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of underwater silt sampling in rivers and lakes, in particular to a portable undisturbed silt sampler, which adopts the effective combination of a drainage control system, a chain type cabin door and a cabin door chamber, can well ensure the undisturbed property of a sample, simultaneously combines an elastic pad track, a pulley and the like, can be operated conveniently and easily, is simple in manufacturing, use and later maintenance, has low manufacturing cost, and can be connected with motor equipment manually; the sampler can well solve the problems of other common samplers, can ensure that the sampled sample is kept in the original state through the relative coordination of a drainage control system, an extension auxiliary fitting, a switch rotating groove, a side wall switch system, an elastic track of the sampler and a rotary stay bar of the sampler in a complex underwater environment, and can be combined with a matched series of ring cutter samplers to carry out subsequent relative experimental operation, thereby reducing unnecessary procedures and lowering cost.
Description
Technical Field
The invention belongs to the technical field of underwater silt sampling in rivers and lakes, and particularly relates to a portable undisturbed silt sampler.
Background
Since the long-term production of lakes, healthy development of river and lake ecology has been attracting attention by people. The river and lake volume has seriously affected the change of the elevation of the river bed bottom, the safe operation of channels and other water-retaining hubs, and the quality of water bodies and the survival of aquatic organisms.
The dredging engineering of the river and the lake has become an essential important link for the treatment of the river and the lake, along with the promotion of the engineering, a large amount of sludge in the river and the lake is cleared, how to remove the sludge is an urgent problem to be solved, and in order to rationalize the sludge, before the sludge is cleared, the physicochemical properties of the components, the morphology and the like of the sludge are required to be analyzed and researched so as to provide a reference basis for the establishment of a scheme of 'homing' the sludge in the later stage. The research on the sludge sample requires that the sampling process not only reduces the interference on the sample, but also has the advantages of convenient and simple sampling and low manufacturing cost. In view of the complicated structure, low flexibility, high cost of matched facilities, complex operation and large interference to original state in the sampling process of the mechanical equipment of the sludge sampler in the market, the requirement of academic research sampling cannot be met. There is a need in the art for a new solution to this problem.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a portable undisturbed sludge sampler, which can effectively solve the problems of complex sampling, large undisturbed interference, difficult maintenance and high manufacturing cost of the conventional sampler.
The portable undisturbed sludge sampler comprises a rotary bolt, a threaded sleeve, a cabin fixing cylinder, a handle, a stop auxiliary ring, a stop handle, a wire barrel rotary fixing shaft, a reserved wire barrel rotary fixing shaft groove, a stop handle fixing end, a wire coiling barrel, a rotary switch shaft positioning piece, a rotary switch shaft, a baffle plate, a spring, a connecting rod, a barrel-shaped step valve, a water stop plug, a piston nail, a roller, a rope fixing rod, a side wall isolation body, an isolation body, a clamping rod, an external track sliding groove, an internal track groove, a bolt hole, a ring cutter supporting plate, a clamping groove rod, a bearing, a cabin door chamber, a chain cabin door, a sampling cabin, an elastic track, a threading hole, a wire tying ring, a steel rope, a clamping groove, a series ring cutter sampler, a drainage hole, a switch rotating groove and a rotary supporting rod;
Cabin door chambers are arranged on two opposite sides of the sampling cabin, and the cabin door chambers and the sampling cabin are welded into a whole; elastic tracks are arranged on the front side and the rear side of the cabin door chamber along the way; the upper end of the left side of the cabin door chamber is provided with a threading hole, the two ends of the chain cabin door are respectively a chain cabin door left end and a chain cabin door right end, the chain cabin door left end is provided with a tying ring, the chain cabin door left end is connected with a left winding barrel through the tying ring by a steel rope, and the chain cabin door right end is connected with the winding barrel through a connecting rod and a rope fixing rod by the steel rope; the rotary stay bar is connected with the chain type cabin door; the handle is provided with a wire barrel rotating fixed shaft, the stop handle is hinged with the handle at the fixed end of the stop handle, and the stop auxiliary ring is hinged with the handle; a bolt hole is formed in the wire barrel rotating fixing shaft, the rotating bolt is inserted into the bolt hole, and the cabin fixing cylinder is connected with the threaded sleeve through threads; a partition plate is welded at a distance from the bottom end of the rotary switch shaft to the top end of the cabin, a nut cushion is welded at the bottom end of the rotary switch shaft, and the aperture of the nut cushion is smaller than that of the partition plate at the top end of the piston nail; the lower end of the cabin fixing cylinder is cut into a barrel-shaped step valve; the top of piston nail welds with the connecting rod, connecting rod and sealing up plug top welding, the terminal of piston nail welds with the sampling cabin top.
Further, the sampling cabin is of a cuboid column structure.
Further, the elastic track comprises elastic pad and recess track, elastic pad and recess track pass through the exposed end welding of piston nail, the recess track form by trapezoidal cylinder and cuboid welding, the distance between two recess tracks of elastic track reduce gradually by starting end to the end along the journey.
Further, the series of ring cutter samplers are formed by placing ring cutters in ring cutter grooves, and the edges of the ring cutter edges are subjected to thread treatment.
Further, the chain type cabin door is formed by connecting a concave cabin door plate and a convex cabin door plate through a reserved side groove, and a waterproof rubber cushion layer is laid on the surface of the chain type cabin door.
Further, the rotary stay bar is composed of a right-angle torque spring and a right-angle triangular prism, the right-angle triangular prism is hinged to the right-angle torque spring at the right-angle vertex of the right-angle triangular prism, one end of the right-angle torque spring is connected with the chain type cabin door, and the other end of the right-angle torque spring is connected with the short right-angle side of the right-angle triangular prism.
Further, the concave side of the stop handle is roughened with the outer surface of the winding drum.
Further, the device also comprises a threaded sleeve, an extension cabin fixing cylinder and an extension rod, wherein the cabin fixing cylinder is connected with the extension cabin fixing cylinder through the threaded sleeve, and the rotary switch shaft is connected with the extension rod through the threaded sleeve.
Further, the external track sliding groove is connected with pulleys of the series ring cutter sampler.
Further, the rotary bolt, the threaded sleeve, the cabin fixing barrel, the handle, the stop auxiliary ring, the stop handle, the wire barrel rotary fixing shaft, the reserved wire barrel rotary fixing shaft groove, the stop handle fixing end, the wire barrel, the rotary switch shaft positioning piece, the rotary switch shaft, the partition plate, the spring, the connecting rod, the barrel-shaped step valve, the piston nail, the roller, the rope fixing rod, the side wall isolating body, the clamping rod, the external track sliding groove, the built-in track groove, the bolt hole, the ring blade supporting plate, the clamping groove rod, the bearing, the cabin door chamber, the chain cabin door, the sampling cabin, the elastic track, the threading hole, the wire tying ring, the steel rope, the clamping groove, the serial ring blade sampler, the drain hole, the switch rotating groove and the rotary supporting rod are all made of stainless steel materials; the upper end of the water stop plug is made of stainless steel, the lower end of the water stop plug is made of rubber, and the upper end of the water stop plug is glued with the lower end of the water stop plug.
Through the design scheme, the invention has the following beneficial effects: the invention discloses an underwater undisturbed sludge sampler, wherein the opening and closing of a cabin door in the whole sampling process are finished underwater, and meanwhile, the invention adopts the effective combination of a drainage control system, a chain-type cabin door and a cabin door chamber, so that the undisturbed property of a sample can be well ensured. In addition, the invention combines the elastic pad track, the pulley and the like to achieve convenient and labor-saving operation, has simple manufacture, use and later maintenance and low manufacturing cost, and the power equipment can be manually connected with the motor equipment, so that the operation is simpler and more convenient, and the technology is very easy to popularize. The sampler can well solve the problems of other common samplers, can ensure that the sampled sample is kept in the original state through the relative coordination of a drainage control system, an extension auxiliary fitting, a switch rotating groove, a side wall switch system, an elastic track of the sampler and a rotary stay bar of the sampler in a complex underwater environment, and can be combined with a matched series of ring cutter samplers to carry out subsequent relative experimental operation, thereby reducing unnecessary procedures and lowering cost. The device has the characteristics of simple and convenient sampling, small undisturbed interference, easy maintenance, low manufacturing cost and the like, and is suitable for sampling underwater silt in rivers and lakes. When sampling is performed in a complex underwater environment, the opening and closing of the cabin door plate can be performed underwater, the interference of the sampling process and surrounding water environment on the original state of the sludge is reduced, and the invention can be used for taking the sludge with the specified depth. Compared with other complicated mechanical equipment, the invention has the advantages of simple structure, low manufacturing cost, convenient operation, easy popularization of the technology, capability of ensuring the original state of sampling and suitability for sampling in academic research.
Drawings
FIG. 1 is a schematic diagram of a portable undisturbed sludge sampler of the present invention.
FIG. 2 is a schematic view of a portable undisturbed sludge sampler spring pad and a portion thereof.
FIG. 3 is a schematic view of the flexible track and part of the portable undisturbed sludge sampler of the present invention.
Fig. 4 is an assembled view and a partial schematic view of a portable undisturbed sludge sampling chain type cabin door according to the invention.
FIG. 5 is a schematic view of a rotary stay and a portion of a portable undisturbed sludge sampler in accordance with the present invention.
Fig. 6 is a schematic view of a portable undisturbed sludge sampler chain hatch and a part thereof.
FIG. 7 is a three-view and partial schematic diagram of a portable undisturbed sludge sampler series ring sampler arrangement of the present invention.
FIG. 8 is a schematic diagram of a portable undisturbed sludge sampler stop control system and a partial schematic diagram of the invention.
FIG. 9 is a schematic diagram of a switch rotor and a partial schematic diagram of a portable undisturbed sludge sampler in accordance with the present invention.
FIG. 10 is a schematic diagram of a portable undisturbed sludge sampler sidewall switch control system and a partial schematic diagram of the invention.
FIG. 11 is a schematic illustration of an epitaxial auxiliary assembly of a portable undisturbed sludge sampler of the present invention.
FIG. 12 is a schematic diagram of a portable undisturbed sludge sampler drainage control system and a partial schematic diagram of the invention.
FIG. 13 is a schematic illustration of the sampling of a submerged sample area of a portable undisturbed sludge sampler of the present invention.
FIG. 14 is a schematic diagram showing the end of sampling of the portable undisturbed sludge sampler of the present invention.
FIG. 15 is a schematic view of a portable undisturbed sludge sampler of the present invention pouring out a sample.
In the figure: 1. the rotary bolt, 2, the threaded sleeve, 3, the cabin fixing cylinder, 4, the handle, 5, the stop auxiliary ring, 6, the stop handle, 7, the wire barrel rotary fixing shaft, 8, the reserved wire barrel rotary fixing shaft groove, 9, the stop handle fixing end, 10, the wire coiling barrel, 11, the rotary switch shaft locating piece, 12, the rotary switch shaft, 13, the baffle plate, 14, the spring, 15, the connecting rod, 16, the barrel-shaped step valve, 17, the water stop plug, 18, the piston nail, 19, the roller, 20, the rope fixing rod, 21, the right-angle triangular prism, 22, the side wall isolating body, 23, the isolating body, 24, the clamping rod, 25, the waterproof rubber cushion layer, 26, the external track sliding groove, 27 and the internal track groove, 28, latch hole, 29, pulley, 30, ring groove, 31, slide groove, 32, ring blade, 33, right angle torque spring, 34, concave bin gate, 35, convex bin gate, 36, clamping groove bar, 37, bearing, 38, bin gate chamber, 39, chain bin gate, 40, sampling bin, 41, elastic rail, 42, elastic pad, 43, piston nail, 44, elastic barrel, 45, groove rail, 46, threading hole, 47, tie ring, 48, steel rope, 49, clamping groove, 50, series ring sampler, 51, extension bin fixing barrel, 52, threaded sleeve, 53, extension rod, 54, drain hole, 55, switch rotating groove, 56, rotary stay bar.
Detailed Description
The present invention will be further described in detail with reference to the following examples, for the purpose of making the objects, technical solutions and advantages of the present invention more apparent, and it should be understood that the specific examples described herein are only for explaining the present invention and are not intended to limit the present invention.
As shown in fig. 1, a portable undisturbed sludge sampler comprises a rotary latch 1, a threaded sleeve 2, a cabin fixing cylinder 3, a handle 4, a stop auxiliary ring 5, a stop handle 6, a wire barrel rotary fixing shaft 7, a reserved wire barrel rotary fixing shaft groove 8, a stop handle fixing end 9, a wire coiling barrel 10, a rotary switch shaft positioning piece 11, a rotary switch shaft 12, a partition plate 13, a spring 14, a connecting rod 15, a barrel-shaped step valve 16, a water stop plug 17, a piston pin 18, a roller 19, a rope fixing rod 20, a right-angle triangular prism 21, a side wall isolating body 22, an isolating body 23, a clamping rod 24, a waterproof rubber cushion 25, an external track chute 26, an internal track groove 27, a latch hole 28, a pulley 29, a cutter ring groove 30, a slide plate groove 31, a cutter ring supporting plate 32, a right-angle torque spring 33, a concave door plate 34, a convex door plate 35, a clamping groove rod 36, a bearing 37, a chamber 38, a chain type cabin door 39, a sampling cabin 40, an elastic track 41, an elastic pad 42, a piston pin 43, an elastic barrel 44, a groove track 45, a threading hole 46, a wire ring 47, a steel rope clamp ring 49, a series of clamping ropes 48, a ring cable fixing groove 48, an extension sleeve 52, an extension groove 52, a water draining sleeve 52, a cabin extending groove 52, a rotary hook 52, a cabin fixing groove 52, an extension groove 52, a rotary hook 52, and an extension groove 52; the sampling cabin 40 is a cuboid column structure with a certain wall thickness, cabin door chambers 38 are arranged on two opposite sides of the sampling cabin 40, and the cabin door chambers 38 and the sampling cabin 40 are welded into a whole in order to reduce the interference of the sampling process on the original state as far as possible; the front side and the rear side of the cabin door chamber 38 are provided with elastic rails 41 along the way, the specific arrangement of the elastic rails 41 is shown in fig. 2 and 3, the elastic rails 41 are composed of elastic pads 42 and groove rails 45, the elastic pads 42 and the groove rails 45 are welded through exposed ends of piston nails 43, and the groove rails 45 are formed by welding trapezoid columns and cuboids; the distance between the two groove tracks 45 of the elastic track 41 gradually decreases from the starting end to the ending end, so that the chain type cabin door 39 does not outflow the sample when being closed and external irrelevant substances do not flow in when the sampling is ended; the upper left end of the cabin door chamber 38 is provided with a threading hole 46, and two ends of the chain cabin door 39 are respectively a chain cabin door left end 390 and a chain cabin door right end 391; the left end 390 of the chain type cabin door is provided with a tie ring 47, the left end 390 of the chain type cabin door is connected with the left winding barrel 10 through the tie ring 47 by a steel rope 48, and the right end 391 of the chain type cabin door is connected with the winding barrel 10 through a connecting rod 15 and a rope fixing rod 20 by the steel rope 48; as shown in fig. 4, the chain cabin door 39 is connected with the protruding cabin door 35 through a reserved side groove by the concave cabin door plate 34, and the connection mode of complementation of the concave and convex is that the chain cabin door 39 can be freely opened and closed when in work, in order to ensure that the sample in the sampling cabin 40 is not out or polluted by substances outside the cabin, a waterproof rubber cushion layer 25 with a certain thickness is paved on the surface of the chain cabin door 39, and the water cushion is thickened along the way from beginning to end; as shown in fig. 5, the rotary stay 56 is composed of a right-angle torsion spring 33 and a right-angle triangular prism 21, wherein the right-angle triangular prism 21 is hinged with the right-angle torsion spring 33 at the right-angle vertex of the right-angle triangular prism 21, one end of the right-angle torsion spring 33 is connected with the chain type cabin door 39, and the other end is connected with the short right-angle side of the right-angle triangular prism 21; then the connecting hinge is welded with the concave cabin door plate 34 or the convex cabin door plate 35 on the chain cabin door 39, as shown in fig. 6, so that the right-angle torque spring 33 can rotate freely and firmly; as shown in fig. 7, the series of ring blade samplers 50 are configured to place ring blades with different specifications in the ring blade groove 30, and to make the ring blade smoothly take out, the edge of the ring blade is threaded; as shown in fig. 8, the handle 4 is provided with a wire barrel rotating and fixing shaft 7, the wire barrel rotating and fixing shaft 7 can move up and down in a reserved wire barrel rotating and fixing shaft groove 8, so that the wire barrel 10 can be fixed when the stop handle 6 is lifted, the stop handle 6 is hinged with the handle 4 at the handle fixing end 9, the concave side of the stop handle 6 is roughened with the outer surface of the wire barrel 10, and the wire barrel 10 can be fixed when the stop handle 6 is lifted; the stop auxiliary ring 5 is hinged with the handle 4, and the stop auxiliary ring 5 is used for assisting in fixing the stop handle 6 when the stop handle 6 lifts and fixes the winding drum 10; a bolt hole 28 is reserved on the wire barrel rotating fixed shaft 7, a rotating bolt 1 is inserted and rotated, so that the wire barrel 10 is driven to roll up the steel rope 48, the chain type cabin door 39 is lifted, the cabin door of the sampling cabin 40 is closed, and sampling is finished; after the sampler is taken out, the sampler is connected with a pulley 29 of a series of ring cutter samplers 50 along an external track chute 26; pressing and rotating the bolt hole 28 to further drive the separator 23 to move forward and rotate, so that the separator 23 reaches the front of the side wall separator 22, at this time, the slot rod 36 is turned from the deep opening end of the slot 49 to the shallow opening end of the slot 49, as shown in fig. 9 and 10, and at this time, the bolt hole 28 reserved on the rotary fixing shaft 7 of the rotary wire barrel drives the wire barrel 10 to wind up the steel rope 48, and further lifts the left end 390 of the chain type cabin door. The sampling pod 40 is opened and the sampler is slid slowly along the outboard track chute 26 while the right end 391 of the chain pod door screeds the knife faces of the respective loops and the sampling is completed. As shown in fig. 11, in order to extend the working depth of the sampler, the outer edge of the cabin fixing cylinder 3 is threaded, and is connected to the extension cabin fixing cylinder 51 through the threaded sleeve 52, and the outer edge of the rotary switch shaft 12 is also threaded, and is connected to the extension rod 53 through the threaded sleeve 52, so as to extend the working depth of the sampler. In order to make the sampling process more convenient to operate, a small motor can be placed at the winding drum 10 to shorten the closing time of the chain cabin door 39 at the end of sampling, so as to reduce the interference of the sampling process on the original state of the sample; and simultaneously, the periphery of the access opening of the sampler is subjected to oblique angle cutting treatment.
The rotary bolt 1, the threaded sleeve 2, the cabin fixing cylinder 3, the handle 4, the stop auxiliary ring 5, the stop handle 6, the wire barrel rotary fixing shaft 7, the reserved wire barrel rotary fixing shaft groove 8, the stop handle fixing end 9, the wire coiling barrel 10, the rotary switch shaft positioning piece 11, the rotary switch shaft 12, the partition 13, the spring 14, the connecting rod 15, the barrel-shaped step valve 16, the piston pin 18, the roller 19, the rope fixing rod 20, the right-angle triangular prism 21, the side wall isolating body 22, the isolating body 23, the clamping rod 24, the external track chute 26, the internal track groove 27, the bolt hole 28, the pulley 29, the annular knife groove 30, the slide plate groove 31, the annular knife supporting plate 32, the right-angle torque spring 33, the concave bin door 34, the convex bin door 35, the step clamping groove rod 36, the bearing 37, the bin door chamber 38, the chain type bin 39, the sampling bin 40, the elastic track 41, the elastic pad 42, the piston pin 43, the elastic barrel 44, the groove track 45, the wire ring 47, the steel rope 48, the clamping groove 49, the annular knife 50, the ring 51, the extension fixing cylinder 51, the threaded sleeve 52, the cabin 53, the cabin opening and the lower rotating rod 55 are made of rubber materials, and the water-proof rubber cushion 25.
Because the sampling process is to complete the sampling underwater, the water in the cabin is discharged in time in the whole sampling process, and the water stop plug 17 is completed underwater or at a designated depth underwater. The whole set of drainage control system is connected in a mode shown in fig. 12, a rotary bolt 1 is inserted into a bolt hole 28, and the outer edge of the cabin fixing cylinder 3 is threaded and connected with a threaded sleeve 2 through threads; a partition plate 13 is welded at a distance from the bottom end of the rotary switch shaft 12 to the top end of the cabin, a nut cushion is welded at the bottom end of the rotary switch shaft 12, and the aperture of the nut cushion is smaller than that of the partition plate 13 at the top end of the piston pin 18; the lower end of the cabin fixing cylinder 3 is cut into a barrel-shaped step valve 16; the top of the piston pin 18 is welded with the connecting rod 15, the connecting rod 15 is welded with the top of the water stop plug 17, the tail end of the piston pin 18 is welded with the top of the sampling cabin 40, and the whole drainage control switch device is connected. When the sampler is used for diving and sampling or reaching a designated depth, the hand-held handle 4 presses down and rotates the rotary bolt 1 so as to drive the stop rotary switch shaft 12 to rotate, and then the connecting rod 15 and the water stop plug 17 descend and rotate, the connecting rod 15 rotates from a near-end clamping groove to a far-end clamping groove, the water stop plug 17 rotates out of the drain hole 54, a sample enters the sampler, and water is discharged from the drain hole 54; sampling after the sampler is submerged to a specified depth; when the sampling is finished, the rotary plug 1 is pressed down and rotated reversely, the water stop plug 17 is screwed into the water drain hole 54, and the sampler is taken out.
A schematic of the sampling of the submerged sample area at the sampling time of the sampler is shown in fig. 13. At this time, the chain type hatch 39 is entirely in the left hatch chamber 38, and the right triangular prism 21 is perpendicular to the outer wall of the left hatch chamber 38. At the end of sampling, as shown in fig. 14, the rotation wire barrel rotates the fixed shaft 7, and then drives the winding barrel 10 to rotate, the chain type cabin door 39 enters the right cabin door chamber 38 from the left cabin door chamber through the sampling port of the sampler, the winding barrel 10 continues to rotate, the right-angle triangular prism 21 interacts with the isolating body 23, the right-angle triangular prism 21 rotates, when crossing the isolating body 23, under the rotary action of the right-angle torque spring 33, the right-angle triangular prism 21 is lapped on the isolating body 23, the chain type cabin door 39 is in a predicted tensioning state, the stop handle 6 is lifted, the winding barrel 10 stops rotating, and the stop handle 6 is fixed by the stop auxiliary ring 5. And (5) after the sampling is finished, taking out the sampler.
After the sampling of the sampler is finished, as shown in fig. 15, the sampler is slid into the series ring cutter sampler 50, the sampling cabin 40 is opened, the left side barrel rotating fixing shaft 7 is rotated, the left side winding barrel 10 is driven to rotate, the chain type cabin door 39 passes through the sampling port of the sampler from the right cabin door chamber to enter the left cabin door chamber 38, the winding barrel 10 continues to rotate, the right triangular prism 21 interacts with the outer wall of the left cabin door chamber 38, the chain type cabin door 39 stops moving upwards, the left side stop handle 6 is lifted up, the left side barrel 10 stops rotating, and the left side stop handle 6 is fixed by the left side stop auxiliary ring 5. The sampler is slid slowly and the sample is placed into the series of ring samplers 50. The whole sampling and pouring process is finished.
The foregoing description of the preferred embodiment of the invention is not intended to limit the invention to the precise form disclosed, and any modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (6)
1. A portable undisturbed silt sampler which is characterized in that: the automatic wire cutting device comprises a rotary plug (1), a threaded sleeve A (2), a cabin fixing cylinder (3), a handle (4), a stop auxiliary ring (5), a stop handle (6), a wire barrel rotary fixing shaft (7), a reserved wire barrel rotary fixing shaft groove (8), a stop handle fixing end (9), a wire coiling barrel (10), a rotary switch shaft positioning piece (11), a rotary switch shaft (12), a baffle plate (13), a spring (14), a connecting rod (15), a barrel-shaped step valve (16), a water stop plug (17), a piston nail A (18), a roller (19), a rope fixing rod (20), a side wall isolation body (22), an isolation body (23), a clamping rod (24), an external track chute (26), an internal track groove (27), a plug pin hole (28), a cutting ring supporting plate (32), a clamping groove rod (36), a bearing (37), a cabin door chamber (38), a chain cabin door (39), a sampling cabin (40), an elastic track (41), a threading hole (46), a wire tying ring (47), a steel rope (48), a clamping groove (49), a ring cutter sampling device (50), a drainage hole (54), a switch rotating groove (55) and a rotary support rod (56); cabin door chambers (38) are arranged on two opposite sides of the sampling cabin (40), and the cabin door chambers (38) and the sampling cabin (40) are welded into a whole; elastic rails (41) are arranged on the front side and the rear side of the cabin door chamber (38); the upper end of the left side of the cabin door chamber (38) is provided with a threading hole (46), two ends of the chain cabin door (39) are respectively provided with a chain cabin door left end (390) and a chain cabin door right end (391), the chain cabin door left end (390) is provided with a tying ring (47), the chain cabin door left end (390) is connected with a left winding barrel (10) through the tying ring (47) by a steel rope (48), and the chain cabin door right end (391) is connected with the winding barrel (10) through a connecting rod (15) and a rope fixing rod (20) by the steel rope (48); the rotary stay bar (56) is connected with the chain type cabin door (39); the handle (4) is provided with a wire barrel rotating fixed shaft (7), the stop handle (6) is hinged with the handle (4) at a stop handle fixed end (9), and the stop auxiliary ring (5) is hinged with the handle (4); a bolt hole (28) is formed in the wire barrel rotating fixing shaft (7), the rotating bolt (1) is inserted into the bolt hole (28), and the cabin fixing cylinder (3) is connected with the threaded sleeve A (2) through threads; a partition plate (13) is welded at a distance from the bottom end of the rotary switch shaft (12) to the top end of the cabin, a nut cushion is welded at the bottom end of the rotary switch shaft (12), and the aperture of the nut cushion is smaller than that of the partition plate (13) at the top end of the piston nail A (18); the lower end of the cabin fixing cylinder (3) is cut into a barrel-shaped step valve (16); the top end of the piston nail A (18) is welded with the connecting rod (15), the connecting rod (15) is welded with the top end of the water stop plug (17), and the tail end of the piston nail A (18) is welded with the top end of the sampling cabin (40); the sampling cabin (40) is of a cuboid column structure; the elastic rail (41) consists of an elastic pad (42) and a groove rail (45), the elastic pad (42) and the groove rail (45) are welded through the exposed end of the piston nail B (43), the groove rail (45) is formed by welding a trapezoid column body and a cuboid, and the distance between the two groove rails (45) of the elastic rail (41) is gradually reduced from the starting end to the ending end along the way; the series of ring cutter samplers (50) are formed by placing ring cutters in ring cutter grooves (30), and the edges of the ring cutter edges are subjected to thread treatment; the chain type cabin door (39) is formed by connecting a concave cabin door plate (34) and a convex cabin door plate (35) through a reserved side groove, and a waterproof rubber cushion layer (25) is paved on the surface of the chain type cabin door (39).
2. The portable undisturbed sludge sampler as claimed in claim 1, wherein: the rotary stay bar (56) is composed of a right-angle torque spring (33) and a right-angle triangular prism (21), the right-angle triangular prism (21) is hinged to the right-angle torque spring (33) at the right-angle vertex of the right-angle triangular prism (21), one end of the right-angle torque spring (33) is connected with a chain cabin door (39), and the other end of the right-angle torque spring is connected with a short right-angle side of the right-angle triangular prism (21).
3. The portable undisturbed sludge sampler as claimed in claim 1, wherein: the concave side of the stop handle (6) and the outer surface of the winding drum (10) are roughened.
4. The portable undisturbed sludge sampler as claimed in claim 1, wherein: still include screw sleeve B (52), extension cabin fixed cylinder (51) and epitaxial pole (53), cabin fixed cylinder (3) be connected with extension cabin fixed cylinder (51) through screw sleeve B (52), rotatory switch axle (12) be connected with epitaxial pole (53) through screw sleeve B (52).
5. The portable undisturbed sludge sampler as claimed in claim 1, wherein: the external track chute (26) is connected with pulleys (29) of the series ring cutter sampler (50).
6. The portable undisturbed sludge sampler as claimed in claim 1, wherein: the rotary bolt (1), the threaded sleeve A (2), the cabin fixing cylinder (3), the handle (4), the stop auxiliary ring (5), the stop handle (6), the wire barrel rotary fixing shaft (7), the reserved wire barrel rotary fixing shaft groove (8), the stop handle fixing end (9), the wire coiling barrel (10), the rotary switch shaft positioning piece (11), the rotary switch shaft (12), the partition plate (13), the spring (14), the connecting rod (15), the barrel-shaped step valve (16), the piston nail A (18), the roller (19), the rope fixing rod (20), the side wall isolation body (22), the isolation body (23), the clamping rod (24), the external track sliding groove (26), the built-in track groove (27), the bolt hole (28), the cutter ring supporting plate (32), the clamping groove rod (36), the bearing (37), the cabin door chamber (38), the chain cabin door (39), the sampling cabin (40), the elastic track (41), the threading hole (46), the wire tying ring (47), the steel rope (48), the clamping groove (49), the series cutter sampler (50), the drain hole (54), the switch rotating groove (55) and the rotary supporting rod (56) are made of stainless steel; the upper end of the water stop plug (17) is made of stainless steel, the lower end of the water stop plug (17) is made of rubber, and the upper end of the water stop plug (17) is glued with the lower end of the water stop plug (17).
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| CN201911393722.7A CN111024445B (en) | 2019-12-30 | 2019-12-30 | Portable undisturbed sludge sampler |
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| CN201911393722.7A CN111024445B (en) | 2019-12-30 | 2019-12-30 | Portable undisturbed sludge sampler |
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| CN111024445A CN111024445A (en) | 2020-04-17 |
| CN111024445B true CN111024445B (en) | 2024-04-19 |
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| CN111595619B (en) * | 2020-04-22 | 2023-06-02 | 华北水利水电大学 | Portable suspended solid sediment sampler |
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