CN114354263A - Water conservancy project water quality sampling device capable of conducting multilayer water area collection and method thereof - Google Patents
Water conservancy project water quality sampling device capable of conducting multilayer water area collection and method thereof Download PDFInfo
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- CN114354263A CN114354263A CN202210017574.4A CN202210017574A CN114354263A CN 114354263 A CN114354263 A CN 114354263A CN 202210017574 A CN202210017574 A CN 202210017574A CN 114354263 A CN114354263 A CN 114354263A
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Abstract
A water quality sampling device of hydraulic engineering capable of carrying out multi-layer water area collection and a method thereof relate to the technical field of hydraulic engineering and aim to solve the technical problems that the water quality sampling device is inconvenient to accurately sample different water layers of different water areas flexibly and sample bottom water and bottom mud at one time, and further causes sampling data points to be in a single plane, so that the error of detection data is large The water of middle level, lower floor is collected, and disposable alright collect bottom water and bed mud improves the accuracy of testing data.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering water quality sampling device and method capable of carrying out multi-layer water area acquisition.
Background
In the modern times, as social and economic technologies are continuously developed, the connotation of water conservancy is continuously enriched and expanded in 1933, and the solution of the third annual meeting of the Chinese hydraulic engineering society has been clearly pointed out: the water conservancy scope includes eight kinds of engineering including flood control, drainage, irrigation, water power, water channel, water supply, sewage channel and harbor engineering. The 'hydraulic power' refers to water energy utilization, and the 'sewage ditch' refers to town drainage. After the water conservancy enters the second half of the 20 th century, new contents such as water and soil conservation, water resource protection, environmental water conservancy, water conservancy and fishery are added in water conservancy, and the meaning of water conservancy is more extensive.
However, the existing water quality sampling device for hydraulic engineering is not convenient and flexible to sample different water layers in different water areas, so that sampling points are few, sampling data are not accurate enough, the sampling device is not convenient to sample bottom water and bottom sediment at one time, and further sampling data points are not accurate enough, so that the error of detection data is large.
To solve the above problems. Therefore, the water quality sampling device and the water quality sampling method for the hydraulic engineering capable of collecting the multi-layer water area are provided.
Disclosure of Invention
The invention aims to provide a hydraulic engineering water quality sampling device capable of carrying out multi-layer water area collection and a method thereof.A first winding mechanism and a second winding mechanism are symmetrically arranged on a support box, the first winding mechanism and the second winding mechanism have the same structure, a transmission adjusting mechanism is arranged in the middle of the upper end of a support balancing weight, and the output end of the first winding mechanism is sequentially provided with a surface water sampling mechanism, an upper layer water sampling mechanism, a middle layer water sampling mechanism, a lower layer water sampling mechanism and a bottom layer water sampling mechanism, so that the problems in the background art can be solved.
In order to achieve the purpose, the invention provides the following technical scheme: the hydraulic engineering water quality sampling device capable of carrying out multilayer water area collection comprises a supporting box and a supporting balancing weight arranged at the upper end of the supporting box, wherein a first winding mechanism and a second winding mechanism are symmetrically arranged on the supporting box, the first winding mechanism and the second winding mechanism have the same structure, a transmission adjusting mechanism is arranged in the middle of the upper end of the supporting balancing weight, the output end of the first winding mechanism is sequentially provided with a surface water sampling mechanism, an upper layer water sampling mechanism, a middle layer water sampling mechanism, a lower layer water sampling mechanism and a bottom layer water sampling mechanism, and the surface water sampling mechanism, the upper layer water sampling mechanism, the middle layer water sampling mechanism and the lower layer water sampling mechanism have the same structure;
first winding mechanism is including extending the bracing piece and setting up the first bearing in extension bracing piece one end, is provided with the rolling dish on the inner ring of first bearing, and the winding has the rolling haulage rope on the rolling dish, and the one end of rolling dish still is provided with hand pole.
Furthermore, the transmission adjusting mechanism comprises a support frame and fastening screws arranged on one side of the support frame, a rotary joint rod is further arranged on the support frame, the rotary flexibility of the rotary joint rod on the support frame can be controlled through rotating the fastening screws, a second bearing is arranged at one end, far away from the support frame, of the rotary joint rod, a joint ball is movably arranged on the inner side of the second bearing, the number of the joint ball is two, and a second reset spring is arranged between the joint balls.
Furthermore, one end of the winding disc, which is far away from the first bearing, is provided with a connecting sleeve, the inner side of the connecting sleeve is provided with a hexagonal connecting block, and the hexagonal connecting block is matched with a groove formed in the outer side of the connecting ball.
Further, top water sampling mechanism includes the water collecting vessel and sets up the first regulation centre gripping subassembly in water collecting vessel upper end middle part, and one side of water collecting vessel still is provided with draws the subassembly that opens and shuts, draws the upper end of the subassembly that opens and shuts to be provided with the second and adjusts the centre gripping subassembly, and first regulation centre gripping subassembly is the same with second regulation centre gripping subassembly structural component.
Further, first regulation centre gripping subassembly is including linking up the lantern ring and setting up at the first hooping hoop that links up the lantern ring inboard, the one end of first hooping hoop is passed through bolt and the one end activity hinge joint of second hooping hoop, and the other end of first hooping hoop and second hooping hoop is provided with first reset spring, first reset spring's the other end and link up the lantern ring fixed connection, still be provided with adjusting screw on the linking lantern ring, adjusting screw's output is provided with and presss from both sides tight regulating part, press from both sides tight regulating part and seted up the triangular groove, the triangular groove is located the one end both sides of first hooping hoop and second hooping hoop.
Furthermore, pull the subassembly that opens and shuts including running through the connection piece and setting up the closing plate in running through connection piece one side, the water inlet that the closing plate closed water collecting vessel was seted up, the upper end of closing plate is provided with the extrusion spring for reset the closing plate extrusion, and then seal the water inlet, prevent that the water collecting vessel from getting into other water layers when aquatic removes, the centre gripping subassembly is adjusted to the second and is installed on the closing plate, and the second is adjusted the winding haulage rope that centre gripping subassembly is used for centre gripping second winding mechanism, also be convenient for with top layer water sampling mechanism synchro-regulation.
Further, bottom water sampling mechanism includes bottom water collecting vessel and sets up the second balancing weight in bottom water collecting vessel inboard, and bottom water collecting vessel inboard upper end still is provided with links up the closure plate, and the lower extreme that links up the closure plate is provided with third reset spring, and the lower extreme that links up the closure plate still is provided with the sediment and collects the subassembly, and the sediment is collected the subassembly and is run through bottom water collecting vessel.
Further, the sediment collection assembly comprises a transmission rod and a sediment collection bin arranged at the lower end of the transmission rod, the sediment collection bin is of a conical structure, and a closed rubber ring is arranged at the upper end of the sediment collection bin.
The invention provides another technical scheme that: the implementation method of the water quality sampling device for the hydraulic engineering capable of collecting the water areas in multiple layers comprises the following steps:
s1: putting the whole coiled traction rope under water, measuring the water depth of a point to be sampled through the coiled traction rope, and then manually marking;
s2: rotating the rotary connecting rod to push the connecting ball to the connecting sleeve, compressing the connecting ball, stopping pushing when the groove formed in the connecting ball is matched with the hexagonal connecting block, and screwing the fastening screw to fix the rotary connecting rod;
s3: the first adjusting clamping component and the second adjusting clamping component are opened simultaneously, then the surface water sampling mechanism, the upper layer water sampling mechanism, the middle layer water sampling mechanism and the lower layer water sampling mechanism are uniformly divided upwards from the bottom layer water sampling mechanism according to the earlier measured water depth, the sampling mechanisms are sequentially placed into water while being adjusted from bottom to top, and are clamped and fixed through the first adjusting clamping component and the second adjusting clamping component;
s4: after the bottom water sampling mechanism is placed to the bottom, the transmission adjusting mechanism is opened, the second winding mechanism can be independently rotated at the moment, the winding traction rope is further enabled to pull the penetrating connecting piece to move upwards, the closing plate is further driven to move upwards, the opening of the water collecting barrel is opened, water corresponding to the water layer enters the water collecting barrel, after a short time, the second winding mechanism is reversely rotated, the pressing spring is enabled to move the closing plate downwards, the opening of the water collecting barrel is further closed, and the collection of the water corresponding to the water layer is completed;
s5: finally, the transmission adjusting mechanism is connected, and the bottom layer water sampling mechanism, the surface layer water sampling mechanism, the upper layer water sampling mechanism, the middle layer water sampling mechanism and the lower layer water sampling mechanism are collected at one time to finish multi-water layer sampling.
Further, when the bottom water sampling mechanism is conveyed underwater in S3, at the moment, under the action of gravity of the second balancing weight, the winding traction rope pulls the connection sealing sheet to seal the upper end opening of the bottom water collecting barrel, meanwhile, the sealing rubber ring seals the lower end opening of the bottom water collecting barrel again to ensure that no water enters before the bottom water sampling mechanism is completely finished, when the bottom water sampling mechanism reaches the bottom, the bottom water collecting barrel is supported by the bottom, the connection sealing sheet moves downwards under the resetting effect of the third resetting spring to further open the opening of the bottom water collecting barrel, bottom water enters, at the same time, the bottom mud bin collects soft bottom mud, partial bottom mud flows into the bottom mud collecting bin to complete the collection of the bottom water body and the bottom mud, and when the bottom water sampling mechanism is pulled upwards, the upper opening and the lower opening of the bottom water collecting barrel are sealed, and the bottom mud is also sealed in the bottom mud collecting bin, so that the bottom water and the bottom mud can be collected at one time.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a water conservancy project water quality sampling device capable of collecting multilayer water areas and a method thereof, wherein a surface water sampling mechanism, an upper layer water sampling mechanism, a middle layer water sampling mechanism, a lower layer water sampling mechanism and a bottom layer water sampling mechanism are set according to a water layer and are placed into water, at the moment, a second rolling mechanism is independently rotated, a rolling traction rope is further pulled to penetrate through a connecting sheet to move upwards so as to drive a closing plate to move upwards, an opening of a water body collecting barrel is opened, water corresponding to the water layer enters the water body collecting barrel, after a little time, the second rolling mechanism is reversely rotated, an extrusion spring is enabled to move downwards the closing plate so as to close the opening of the water body collecting barrel, the collection of the water corresponding to the water layer is completed, the water of the surface layer, the upper layer, the middle layer and the lower layer can be collected according to different water areas, a plurality of water samples can be collected at one time, the accuracy of the detection data is improved.
2. The invention provides a water quality sampling device and a method for water conservancy project, which can carry out multi-layer water area collection, when a bottom water sampling mechanism is conveyed underwater, at the moment, a winding traction rope pulls a connecting sealing sheet to seal an upper end opening of a bottom water collecting barrel under the action of the gravity of a second balancing weight, meanwhile, a sealing rubber ring seals a lower end opening of the bottom water collecting barrel, so that no water enters before the bottom water sampling mechanism is not finished, when the bottom water sampling mechanism reaches the bottom, the bottom water collecting barrel is supported by the bottom, the connecting sealing sheet moves downwards under the resetting effect of a third resetting spring, so that the opening of the bottom water collecting barrel is opened, the bottom water enters, and at the same time, a bottom mud collecting bin is inserted into soft bottom mud, and partial bottom mud flows into the bottom mud collecting bin to finish the collection of bottom water and the bottom mud, when upwards pulling bottom water sampling mechanism, on the same way, the upper and lower opening of bottom water collecting vessel is all sealed, and the bed mud is also sealed in bed mud collection storehouse, and structural design is ingenious, and disposable alright collect bottom water and bed mud, and the water layer water of collecting moreover is stable, can not mix with other water layers, improves the accuracy of detected data.
3. When the first winding mechanism and the second winding mechanism need to rotate simultaneously, the rotating connecting rod is rotated to push the connecting ball to the connecting sleeve, the connecting ball is compressed at the moment, when a groove formed in the connecting ball is matched with the hexagonal connecting block, the pushing is stopped, the fastening screw is screwed at the moment, the rotating connecting rod is fixed, the first winding mechanism and the second winding mechanism are connected through the connecting ball at the moment, the first winding mechanism can drive the second winding mechanism to rotate synchronously, and two winding traction ropes can move up and down simultaneously.
4. According to the hydraulic engineering water quality sampling device capable of collecting water in multiple layers and the method thereof, the clamping adjusting piece can be driven to move downwards by rotating the adjusting screw, and then under the coordination of the triangular groove, the clamping adjusting piece can extrude one end of the first hoop ring and one end of the second hoop ring, so that the first hoop ring and the second hoop ring are tightened, the winding traction rope is clamped, and the surface water sampling mechanism is fixed at the set position of the winding traction rope.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of a water quality sampling device for hydraulic engineering capable of collecting water in multiple water areas according to the present invention;
FIG. 2 is a schematic view of the overall local water inflow detection state of the hydraulic engineering water quality sampling device capable of multi-layer water area collection according to the present invention;
FIG. 3 is a schematic perspective view of a first winding mechanism of the hydraulic engineering water sampling device capable of collecting water in multiple layers of water areas according to the present invention;
FIG. 4 is a schematic perspective view of a surface water sampling mechanism of the water quality sampling device for water conservancy project capable of collecting water in multiple layers according to the present invention;
FIG. 5 is a schematic view of the internal plane structure of the surface water sampling mechanism of the water quality sampling device for water conservancy project, which can perform multi-layer water area collection according to the present invention;
FIG. 6 is a schematic perspective view of an adjusting screw and a clamping adjusting member of the water quality sampling device for water conservancy project capable of collecting water in multiple layers according to the present invention;
FIG. 7 is a schematic view of a three-dimensional structure of a traction opening and closing assembly of the water quality sampling device for water conservancy project capable of collecting water in multiple layers;
FIG. 8 is a schematic perspective view of a rotary joint rod of the water quality sampling device for water conservancy project for multi-layer water area collection according to the present invention;
FIG. 9 is a schematic plan view of a rotary joint rod connecting a first winding mechanism and a second winding mechanism of the water quality sampling device for water conservancy project for multi-layer water area collection according to the present invention;
FIG. 10 is a schematic drawing showing the structure of the bottom water sampling mechanism of the water quality sampling device for water conservancy project capable of collecting water in multiple water areas according to the present invention;
FIG. 11 is a schematic view of the bottom water sampling mechanism of the water quality sampling device for water conservancy project for collecting water in multiple water areas according to the present invention.
In the figure: 1. a support box; 2. a first winding mechanism; 21. extending the support rod; 22. a first bearing; 23. a winding disc; 24. winding a traction rope; 25. a hand lever; 26. connecting the sleeve; 261. a hexagonal connection block; 3. a second winding mechanism; 4. a transmission adjustment mechanism; 41. a support frame; 42. fastening screws; 43. rotating the connecting rod; 44. a second bearing; 45. joining the ball; 46. a second return spring; 5. a surface water sampling mechanism; 51. a water body collecting barrel; 52. a first adjustable clamping assembly; 521. engaging the lantern ring; 522. a first hoop ring; 523. a second hoop; 524. a first return spring; 525. an adjusting screw; 526. clamping the adjusting piece; 53. pulling the opening and closing assembly; 531. through the adaptor plate; 532. a closing plate; 533. a compression spring; 54. a second adjustable clamping assembly; 6. an upper water sampling mechanism; 7. a middle layer water sampling mechanism; 8. a lower layer water sampling mechanism; 9. a bottom water sampling mechanism; 91. a bottom water collection barrel; 92. a second counterweight block; 93. engaging the sealing sheet; 94. a third return spring; 95. a bottom mud collection assembly; 951. a transmission rod; 952. a bottom mud collecting bin; 953. and sealing the rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, hydraulic engineering water quality sampling device that multilayer waters was gathered can carry out, including supporting box 1 and the support balancing weight 11 of setting in supporting box 1 upper end, it is provided with first winding mechanism 2 and second winding mechanism 3 still to symmetry on supporting box 1, first winding mechanism 2 is the same with the 3 structural composition of second winding mechanism, the upper end middle part of supporting balancing weight 11 is provided with transmission adjustment mechanism 4, the output of first winding mechanism 2 has set gradually top water sampling mechanism 5, upper strata water sampling mechanism 6, middle level water sampling mechanism 7, lower floor's water sampling mechanism 8 and bottom water sampling mechanism 9, top water sampling mechanism 5, upper strata water sampling mechanism 6, middle level water sampling mechanism 7 and lower floor's water sampling mechanism 8 structural composition are the same.
First winding mechanism 2 is including extending bracing piece 21 and setting at the first bearing 22 that extends bracing piece 21 one end, is provided with rolling dish 23 on the inner ring of first bearing 22, and the winding has rolling haulage rope 24 on the rolling dish 23, and the one end of rolling dish 23 still is provided with hand lever 25.
In order to solve the technical problems that the sampling points are few, the sampling data is one-sided and the sampling is not accurate enough due to the fact that the existing method is not convenient and flexible to accurately sample different water layers of different water areas, please refer to fig. 4-9, and the following technical scheme is provided:
the transmission adjusting mechanism 4 comprises a support frame 41 and fastening screws 42 arranged on one side of the support frame 41, a rotary joint rod 43 is further arranged on the support frame 41, the rotary flexibility of the rotary joint rod 43 on the support frame 41 can be controlled through rotating the fastening screws 42, a second bearing 44 is arranged at one end, away from the support frame 41, of the rotary joint rod 43, a joint ball 45 is movably arranged on the inner side of the second bearing 44, two joint balls 45 are arranged, and a second reset spring 46 is arranged between the joint balls 45.
One end of the winding disc 23, which is far away from the first bearing 22, is provided with an engaging sleeve 26, the inner side of the engaging sleeve 26 is provided with a hexagonal engaging block 261, and the hexagonal engaging block 261 is matched with a groove formed in the outer side of the engaging ball 45.
Specifically, when the first winding mechanism 2 and the second winding mechanism 3 need to rotate simultaneously, the rotating connection rod 43 rotates, the connection ball 45 is pushed to the position between the connection sleeves 26, the connection ball 45 is compressed at the moment, when a groove formed in the connection ball 45 is matched with the hexagonal connection block 261, pushing is stopped, the fastening screw 42 is screwed at the moment, the rotating connection rod 43 is fixed, the first winding mechanism 2 and the second winding mechanism 3 are connected through the connection ball 45 at the moment, the first winding mechanism 2 can drive the second winding mechanism 3 to rotate synchronously, and two winding traction ropes 24 can move up and down simultaneously.
Surface water sampling mechanism 5 includes water collecting vessel 51 and sets up first regulation centre gripping subassembly 52 in water collecting vessel 51 upper end middle part, and one side of water collecting vessel 51 still is provided with draws subassembly 53 that opens and shuts, draws the upper end of subassembly 53 that opens and shuts to be provided with second regulation centre gripping subassembly 54, and first regulation centre gripping subassembly 52 is the same with second regulation centre gripping subassembly 54 structure constitution.
First regulation centre gripping subassembly 52 is including linking up the lantern ring 521 and setting up at the first hooping ring 522 that links up the lantern ring 521 inboard, the one end of first hooping ring 522 is passed through the bolt and is embraced the one end activity hinge joint of hooping ring 523 with the second, and the other end of first hooping ring 522 and second hooping ring 523 is provided with first reset spring 524, the other end and the linking lantern ring 521 fixed connection of first reset spring 524, still be provided with adjusting screw 525 on the linking lantern ring 521, adjusting screw 525's output is provided with and presss from both sides tight regulating part 526, it has seted up the triangular groove to press from both sides tight regulating part 526, the triangular groove is located the one end both sides of first hooping ring 522 and second hooping ring 523.
Specifically, the rotary adjusting screw 525 can drive the clamping adjusting member 526 to move downwards, and then under the cooperation of the triangular groove, the clamping adjusting member 526 can be enabled to extrude one ends of the first hoop hooping ring 522 and the second hoop hooping ring 523, so that the first hoop hooping ring 522 and the second hoop hooping ring 523 are tightened, the rolling traction rope 24 is clamped tightly, and the surface water sampling mechanism 5 is enabled to be fixed at the set position of the rolling traction rope 24.
The traction opening and closing assembly 53 comprises a through connection piece 531 and a closing plate 532 arranged on one side of the through connection piece 531, the closing plate 532 is used for closing a water inlet formed in the water collecting barrel 51, an extrusion spring 533 is arranged at the upper end of the closing plate 532 and used for extruding and resetting the closing plate 532, the water inlet is further closed, the water collecting barrel 51 is prevented from entering water in other water layers when the water collecting barrel moves in water, the second adjusting clamping assembly 54 is installed on the closing plate 532, the second adjusting clamping assembly 54 is used for clamping the winding traction rope 24 on the second winding mechanism 3, and synchronous adjustment with the surface water sampling mechanism 5 is facilitated.
Specifically, after the surface water sampling mechanism 5, the upper layer water sampling mechanism 6, the middle layer water sampling mechanism 7, the lower layer water sampling mechanism 8 and the bottom layer water sampling mechanism 9 are set in positions according to the water layer and are put into water, the second rolling mechanism 3 is independently rotated at the moment, so that the winding pulling rope 24 pulls the penetrating connecting piece 531 to move upwards, and further drives the closing plate 532 to move upwards, so that the opening of the water collecting barrel 51 is opened, and the water corresponding to the water layer enters the water collecting barrel 51, after a short while, the second winding mechanism 3 is rotated reversely, so that the pressing spring 533 moves the closing plate 532 downwards, further, the opening of the water collecting barrel 51 is sealed, the collection of the water layer corresponding to the water is completed, and according to different water areas, the water on the surface layer, the upper layer, the middle layer and the lower layer is collected, so that a large number of water samples are collected at one time, and the accuracy of detection data is improved.
In order to solve the technical problem that the existing method is inconvenient to sample the bottom water and the sediment at one time, further causes sampling data points to be one-sided, and causes large detection data errors, please refer to fig. 2 and 10-11, and the following technical scheme is provided:
bottom water sampling mechanism 9 includes bottom water collecting vessel 91 and sets up at the inboard second balancing weight 92 of bottom water collecting vessel 91, and bottom water collecting vessel 91 inboard upper end still is provided with links up closed sheet 93, and the lower extreme that links up closed sheet 93 is provided with third reset spring 94, and the lower extreme that links up closed sheet 93 still is provided with sediment collection component 95, and sediment collection component 95 runs through bottom water collecting vessel 91.
Specifically, when the bottom water sampling mechanism 9 is conveyed underwater, at this time, under the action of gravity of the second balancing weight 92, the winding traction rope 24 pulls the engagement sealing piece 93 to seal the upper end opening of the bottom water collecting barrel 91, and at the same time, the sealing rubber ring 953 seals the lower end opening of the bottom water collecting barrel 91, so as to ensure that no water enters before the bottom water sampling mechanism 9 reaches the bottom, when the bottom water sampling mechanism 9 reaches the bottom, the bottom water collecting barrel 91 is supported by the bottom, the engagement sealing piece 93 moves downwards under the resetting effect of the third resetting spring 94, so as to open the opening of the bottom water collecting barrel 91, so that the bottom water enters, and at the same time, the bottom mud collecting barrel 952 is inserted into soft bottom mud, and part of the bottom mud flows into the bottom mud collecting barrel 952, so as to complete the collection of the bottom water and the bottom mud, when the bottom water sampling mechanism 9 is pulled upwards, in a similar way, the upper and lower openings of the bottom water collecting bucket 91 are sealed, and the bottom mud is also sealed in the bottom mud collecting bin 952, the structural design is ingenious, the bottom water and the bottom mud can be collected at one time, the collected water layer water is stable, the water layer water can not be mixed with other water layers, and the accuracy of the detection data is improved.
The invention provides another technical scheme that: the implementation method of the water quality sampling device for the hydraulic engineering capable of collecting the water areas in multiple layers comprises the following steps:
the method comprises the following steps: putting the whole rolling pulling rope 24 under water, measuring the water depth of a point to be sampled through the rolling pulling rope 24, and then carrying out manual marking;
step two: the rotary joint rod 43 is rotated, so that the joint ball 45 is pushed to the space between the joint sleeves 26, the joint ball 45 is compressed at the moment, when the groove formed in the joint ball 45 is matched with the hexagonal joint block 261, the pushing is stopped, the fastening screw 42 is screwed at the moment, and the rotary joint rod 43 is fixed;
step three: the first adjusting clamping component 52 and the second adjusting clamping component 54 are opened simultaneously, then the surface water sampling mechanism 5, the upper layer water sampling mechanism 6, the middle layer water sampling mechanism 7 and the lower layer water sampling mechanism 8 are uniformly divided upwards from the bottom layer water sampling mechanism 9 according to the earlier measured water depth, the sampling mechanisms are sequentially placed into water while being adjusted from bottom to top, and are clamped and fixed through the first adjusting clamping component 52 and the second adjusting clamping component 54;
step four: after the bottom water sampling mechanism 9 is placed to the bottom, the transmission adjusting mechanism 4 is opened, the second winding mechanism 3 can be independently rotated at the moment, the winding traction rope 24 is further enabled to pull the penetrating connecting piece 531 to move upwards, the closing plate 532 is further driven to move upwards, the opening of the water body collecting barrel 51 is opened, water corresponding to the water layer enters the water body collecting barrel 51 at the moment, after a short time, the second winding mechanism 3 is reversely rotated, the closing plate 532 is moved downwards by the extrusion spring 533, the opening of the water body collecting barrel 51 is further closed, and collection of the water corresponding to the water layer is completed;
step five: finally, the transmission adjusting mechanism 4 is connected, and the bottom layer water sampling mechanism 9, the surface layer water sampling mechanism 5, the upper layer water sampling mechanism 6, the middle layer water sampling mechanism 7 and the lower layer water sampling mechanism 8 are collected at one time to finish multi-water layer sampling.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The water conservancy project water quality sampling device capable of carrying out multilayer water area collection is characterized by comprising a support box (1) and a support balancing weight (11) arranged at the upper end of the support box (1), wherein a first winding mechanism (2) and a second winding mechanism (3) are symmetrically arranged on the support box (1), the first winding mechanism (2) and the second winding mechanism (3) have the same structure, a transmission adjusting mechanism (4) is arranged in the middle of the upper end of the support balancing weight (11), the output end of the first winding mechanism (2) is sequentially provided with a surface water sampling mechanism (5), an upper water sampling mechanism (6), a middle water sampling mechanism (7), a lower water sampling mechanism (8) and a bottom water sampling mechanism (9), the surface water sampling mechanism (5), the upper layer water sampling mechanism (6), the middle layer water sampling mechanism (7) and the lower layer water sampling mechanism (8) have the same structure;
the first winding mechanism (2) comprises an extension supporting rod (21) and a first bearing (22) arranged at one end of the extension supporting rod (21), a winding disc (23) is arranged on an inner ring of the first bearing (22), a winding traction rope (24) is wound on the winding disc (23), and a hand-operated rod (25) is further arranged at one end of the winding disc (23).
2. A water quality sampling device for water conservancy projects which can collect water in multiple layers according to claim 1, wherein the transmission adjusting mechanism (4) comprises a support frame (41) and a fastening screw (42) arranged on one side of the support frame (41), the support frame (41) is further provided with a rotary joint rod (43), the rotary flexibility of the rotary joint rod (43) on the support frame (41) can be controlled by rotating the fastening screw (42), one end of the rotary joint rod (43) far away from the support frame (41) is provided with a second bearing (44), the inner side of the second bearing (44) is movably provided with two joint balls (45), and a second return spring (46) is arranged between the two joint balls (45).
3. A water quality sampling device for water conservancy projects which can collect water in multiple layers as claimed in claim 2, wherein one end of the winding disc (23) far away from the first bearing (22) is provided with an engaging sleeve (26), the inner side of the engaging sleeve (26) is provided with a hexagonal engaging block (261), and the hexagonal engaging block (261) is matched with a groove formed on the outer side of the engaging ball (45).
4. A water conservancy project water quality sampling device capable of collecting water in multiple layers according to claim 3, wherein the surface water sampling mechanism (5) comprises a water body collecting barrel (51) and a first adjusting clamping component (52) arranged in the middle of the upper end of the water body collecting barrel (51), a traction opening and closing component (53) is further arranged on one side of the water body collecting barrel (51), a second adjusting clamping component (54) is arranged at the upper end of the traction opening and closing component (53), and the first adjusting clamping component (52) and the second adjusting clamping component (54) are identical in structure.
5. A hydraulic engineering water quality sampling device capable of multi-layer water area collection as claimed in claim 4, it is characterized in that the first adjusting clamping component (52) comprises a connecting sleeve ring (521) and a first hoop ring (522) arranged on the inner side of the connecting sleeve ring (521), one end of the first hoop ring (522) is movably hinged with one end of the second hoop ring (523) through a bolt, and the other end of first armful hoop (522) and second armful hoop (523) is provided with first reset spring (524), the other end of first reset spring (524) with link up lantern ring (521) fixed connection, link up still be provided with adjusting screw (525) on the lantern ring (521), adjusting screw (525)'s output is provided with presss from both sides tight regulating part (526), press from both sides tight regulating part (526) and seted up the triangular groove, the triangular groove is located the one end both sides of first armful hoop (522) and second armful hoop (523).
6. A water conservancy project water quality sampling device capable of collecting water in multiple layers according to claim 5, wherein the traction opening and closing assembly (53) comprises a through connection piece (531) and a closing plate (532) arranged on one side of the through connection piece (531), the closing plate (532) closes a water inlet formed in the water body collecting barrel (51), an extrusion spring (533) is arranged at the upper end of the closing plate (532) and used for extruding and resetting the closing plate (532) so as to close the water inlet, the second adjusting and clamping assembly (54) is arranged on the closing plate (532), and the second adjusting and clamping assembly (54) is used for clamping the winding traction rope (24) on the second winding mechanism (3).
7. The water quality sampling device for the hydraulic engineering in the multilayer water area collection according to claim 6, wherein the bottom water sampling mechanism (9) comprises a bottom water collecting barrel (91) and a second balancing weight (92) arranged at the inner side of the bottom water collecting barrel (91), the upper end of the inner side of the bottom water collecting barrel (91) is further provided with a connecting sealing sheet (93), the lower end of the connecting sealing sheet (93) is provided with a third return spring (94), the lower end of the connecting sealing sheet (93) is further provided with a bottom mud collecting component (95), and the bottom mud collecting component (95) penetrates through the bottom water collecting barrel (91).
8. A water conservancy project quality of water sampling device that multilayer waters was gathered as claimed in claim 7, characterized by, sediment collection subassembly (95) includes transfer line (951) and sets up sediment collection storehouse (952) in transfer line (951) lower extreme, and sediment collection storehouse (952) is the toper structure, and the upper end of sediment collection storehouse (952) is provided with sealed rubber circle (953).
9. An implementation method of the water quality sampling device of the hydraulic engineering capable of collecting the multilayer water areas according to any one of the claims 1 to 8, which is characterized by comprising the following steps:
s1: putting the rolling hauling rope (24) into the water, measuring the water depth of a point to be sampled through the rolling hauling rope (24), and then carrying out manual marking;
s2: rotating the rotary joint rod (43) to push the joint ball (45) to the position between the joint sleeves (26), wherein the joint ball (45) is compressed, when a groove formed in the joint ball (45) is matched with the hexagonal joint block (261), the pushing is stopped, and at the moment, the fastening screw (42) is screwed tightly to fix the rotary joint rod (43);
s3: the first adjusting clamping component (52) and the second adjusting clamping component (54) are opened simultaneously, then the surface water sampling mechanism (5), the upper layer water sampling mechanism (6), the middle layer water sampling mechanism (7) and the lower layer water sampling mechanism (8) are uniformly divided upwards from the bottom layer water sampling mechanism (9) according to the earlier-measured water depth, the sampling mechanisms are sequentially placed into water while being adjusted from bottom to top, and are clamped and fixed through the first adjusting clamping component (52) and the second adjusting clamping component (54);
s4: after the bottom water sampling mechanism (9) is placed at the bottom, the transmission adjusting mechanism (4) is opened, the second winding mechanism (3) can be independently rotated at the moment, the winding traction rope (24) is made to pull the penetrating connecting piece (531) to move upwards, the closing plate (532) is further driven to move upwards, the opening of the water body collecting barrel (51) is opened, water corresponding to the water layer enters the water body collecting barrel (51), after a moment, the second winding mechanism (3) is rotated in the reverse direction, the closing plate (532) is made to move downwards through the extrusion spring (533), the opening of the water body collecting barrel (51) is further closed, and the collection of the water corresponding to the water layer is completed;
s5: finally, the transmission adjusting mechanism (4) is connected, and the bottom water sampling mechanism (9), the surface water sampling mechanism (5), the upper water sampling mechanism (6), the middle water sampling mechanism (7) and the lower water sampling mechanism (8) are collected at one time to finish multi-water-layer sampling.
10. An implementation method of the water quality sampling device for water conservancy project capable of collecting water areas in multiple layers according to claim 9, wherein in step S3, when the bottom water sampling mechanism (9) is transported underwater, under the gravity of the second counterweight block (92), the winding and pulling rope (24) pulls the engaging and closing piece (93) to close the upper end opening of the bottom water collecting barrel (91), and at the same time, the closing rubber ring (953) closes the lower end opening of the bottom water collecting barrel (91), so as to ensure that no water enters before the bottom water sampling mechanism (9) reaches the bottom, when the bottom water sampling mechanism (9) reaches the bottom, the bottom water collecting barrel (91) is supported by the bottom, the engaging and closing piece (93) moves downwards under the resetting effect of the third resetting spring (94), and further opens the opening of the bottom water collecting barrel (91), bottom water gets into, meanwhile, storehouse (952) is collected to the sediment inserts soft sediment, and have partial sediment to flow into inside sediment collection storehouse (952), accomplish the collection of bottom water and sediment, when upwards pulling bottom water sampling mechanism (9), with the same reason, the upper and lower opening of bottom water collecting vessel (91) is all sealed, and the sediment is also sealed in sediment collection storehouse (952), disposable alright collect bottom water and sediment.
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