CN111795848A - River sediment deposition detection device - Google Patents
River sediment deposition detection device Download PDFInfo
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- CN111795848A CN111795848A CN202010709443.3A CN202010709443A CN111795848A CN 111795848 A CN111795848 A CN 111795848A CN 202010709443 A CN202010709443 A CN 202010709443A CN 111795848 A CN111795848 A CN 111795848A
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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
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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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
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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Abstract
The invention discloses a river sediment accumulation detection device, which relates to the field of water conservancy equipment, and adopts the technical scheme that the detection device comprises a supporting device, wherein a driving device is fixedly arranged on the supporting device, the driving device is movably connected with a sampling device for collecting a sediment sample, and the driving device drives the sampling device to move in the vertical direction; the device also comprises a storage device for storing compressed air; the supporting device comprises an annular supporting frame and a plurality of supporting legs arranged below the supporting frame in an array mode, a vertical fixing frame is fixedly arranged above the supporting frame, and a driving device is fixedly arranged on one side of the fixing frame; the floating and sinking air bag is fixedly connected with the outer side of the supporting frame. The invention has the beneficial effects that: the sludge with different depths can be collected at one time, the collected section can be ensured to be complete, the precision of sample detection is ensured, and the data of various heavy metal pollution in different forms of the sludge with the same section can be effectively observed; the silt is gathered efficiently, convenient to use.
Description
Technical Field
The invention relates to the field of water conservancy detection equipment, in particular to a river sediment accumulation detection device.
Background
In the water pollution research, the composition analysis of the underwater sludge is an important component of the water research, and in some specific researches, underwater sludge samples with different depths are also needed so as to analyze the content of pollutants such as heavy metals in the underwater sludge samples. Generally, sludge has roughly two forms: the black slurry with high water content and incapable of forming and the clay layer with loose plant residue are adopted.
The silt sample collection equipment that has now usually gathers the silt on shallow top layer through stretching into the collector under water at the surface of water, and the unable segmentation gathers deeper silt, and the silt of gathering in addition can't keep the sectional complete, is unfavorable for the later stage and detects the silt sample, and it leaks or the sample dilutes to take place the sample at the sample in-process that rises to influence the rate of accuracy that the silt sample detected very probably.
Disclosure of Invention
Aiming at the technical problem, the invention provides a river sediment accumulation detection device.
The technical scheme includes that the sludge sampler comprises a supporting device, wherein a driving device is fixedly arranged on the supporting device, the driving device is movably connected with a sampling device for collecting a sludge sample, and the driving device drives the sampling device to move in the vertical direction;
the device also comprises a storage device for storing compressed air;
the supporting device comprises an annular supporting frame and a plurality of supporting legs arranged below the supporting frame in an array mode, a vertical fixing frame is fixedly arranged above the supporting frame, and the driving device is fixedly arranged on one side of the fixing frame;
the air inlet of the floating airbag is communicated with the inside of the storage device through an air inlet passage.
Preferably, drive arrangement includes the frame of vertical setting, the frame with mount fixed connection, the frame middle part is rotated and is set up vertical lead screw, the frame deviates from one side of mount sets up the guide rail, sliding connection slider on the guide rail, the slider middle part sets up the screw hole, the slider with lead screw threaded connection is located the frame top sets up the motor, the motor with frame fixed connection, the motor shaft of motor with the lead screw is coaxial, the motor outside sets up the buckler, is located can dismantle on the slider and connect sampling device.
Preferably, the sampling device comprises a cylindrical sampling barrel, two opening and closing mechanisms are arranged in the sampling barrel, and the two opening and closing mechanisms are respectively arranged in the middle and the lower part of the sampling barrel; the sampling barrel is provided with a water outlet at the upper end, and a check valve is arranged above the water outlet.
Preferably, the opening and closing mechanism comprises a circular bracket, a regular polygonal channel is arranged in the middle of the bracket, a plurality of baffle plates are arranged in an array manner on the inner circumference of the regular polygonal channel of the bracket, the baffle plates are triangular plate bodies, one sides of the baffle plates are hinged with the upper edge of the channel, the baffle plates are sequentially arranged, the channel of the bracket is plugged after the baffle plates are horizontally closed, and a clamping block is arranged on one side of the baffle plate, which is far away from the channel in the middle of the bracket;
the locking units are arranged above the bracket in a circumferential array mode and are correspondingly arranged on the outer side of the clamping block;
the opening and closing mechanism further comprises an air bag arranged on the annular inner side wall of the bracket channel, the air bag is annular, an air inlet and an air outlet are formed in the air bag, and the air inlet of the air bag is communicated with the interior of the storage device through an air inlet passage;
the upper surface of the air bag is attached to the lower surface of the baffle after the air bag is inflated, and the baffle is pushed to complete the closing action through the inflation of the air bag.
Preferably, the locking unit include with the arc that the support rotation is connected, the arc indent side orientation the baffle, the constant head tank is seted up respectively at arc indent side both ends, the arc with set up the torsional spring between the support, the upper portion of arc sets up the linkage frame, the lower surface of linkage frame with the upper end laminating of arc, the linkage frame with set up the cylinder between the support, stretch out of cylinder with aerifing of gasbag forms the series connection gas circuit.
Preferably, the storage device comprises a gas cylinder arranged on one side of the fixing frame, the gas cylinder is provided with a gas inlet and a gas outlet, the gas outlet of the gas cylinder is respectively communicated with the floating and sinking air bag and the air bag through a gas pipe, and electromagnetic valves are respectively arranged between the gas cylinder and the air bag and between gas passages of the floating and sinking air bag.
Preferably, the water stop valve comprises a support fixedly connected with the upper end of the sampling barrel, a water stop plate is arranged below the support and corresponds to the drain hole, the diameter of the water stop plate is larger than the inner diameter of the drain hole, a telescopic rod is arranged between the water stop plate and the support, a spring is sleeved on the outer side of the telescopic rod, and two ends of the spring are fixedly connected with the water stop plate and the support respectively.
Preferably, the upper side surface and the lower side surface of the sliding block are both provided with electromagnetic pins, the upper end of the sampling barrel is provided with a slot, the upper side surface and the lower side surface of the slot are provided with pin holes, the pin holes correspond to the electromagnetic pins, and the sampling barrel is detachably connected with the sliding block through the slot.
Preferably, a proximity sensor is arranged at the upper end inside the sampling barrel, and the proximity sensor and the electromagnetic valve form a control loop.
The technical scheme provided by the embodiment of the invention has the following beneficial effects: the sludge with different depths can be collected at one time, the collected section can be ensured to be complete, the precision of sample detection is ensured, and the data of various heavy metal pollution in different forms of the sludge with the same section can be effectively observed; the silt sample after guaranteeing to gather can not take place to leak and the sample dilutes, and it is high to detect the precision, and silt collection efficiency is high, and convenient to use can be quick gather silt.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of a supporting device according to an embodiment of the invention.
Fig. 3 is a schematic view of the inflated state of the floating airbag according to the embodiment of the invention.
Fig. 4 is a schematic diagram of a sampling apparatus according to an embodiment of the present invention.
Fig. 5 is a schematic view of an opening and closing mechanism according to an embodiment of the present invention.
Fig. 6 is a schematic view of an opening state of the opening and closing mechanism according to the embodiment of the invention.
FIG. 7 is a schematic view of an inflated state of an airbag according to an embodiment of the present invention.
Fig. 8 is a schematic view of an arcuate plate in accordance with an embodiment of the present invention.
Wherein the reference numerals are: 1. a support device; 1-1, a support frame; 1-2, supporting legs; 1-3, a fixing frame; 1-4, floating and sinking air bags; 2. a drive device; 2-1, guide rails/frames; 2-2, a sliding block; 2-3, a motor; 3. a sampling device; 3-1, sampling barrel; 3-21, a bracket; 3-22, a baffle; 3-24, a locking unit; 3-25, air bag; 3-26, arc-shaped plates; 3-27, positioning groove; 3-28, a linkage frame; 3-29, cylinder; 3-3, a water outlet; 3-4, check valve; 3-41, a bracket; 3-42, a water stop plate; 3-43, a spring; 4. a gas storage device; 4-1 and a gas cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
Example 1
Referring to fig. 1 to 8, the present invention provides a river sediment accumulation detecting device,
the sludge sampler comprises a supporting device 1, wherein a driving device 2 is fixedly arranged on the supporting device 1, the driving device 2 is movably connected with a sampling device 3 for collecting a sludge sample, and the driving device 2 drives the sampling device 3 to move in the vertical direction;
also comprises a storage device 4 for storing compressed air;
the supporting device 1 comprises an annular supporting frame 1-1 and a plurality of supporting legs 1-2 arranged below the supporting frame 1-1 in an array mode, a disc-shaped base plate is arranged below the supporting legs 1-2, and the base plate can enable the device to stay on sludge and cannot sink; a vertical fixing frame 1-3 is fixedly arranged above the supporting frame 1-1, and a driving device 2 is fixedly arranged on one side of the fixing frame 1-3;
the outside of the support frame 1-1 is fixedly connected with a floating airbag 1-4, the floating airbag 1-4 is provided with an air inlet and an air outlet, and the air inlet of the floating airbag 1-4 is communicated with the inside of the storage device 4 through an air inlet passage.
The driving device 2 comprises a vertically arranged frame 2-1, the frame 2-1 is fixedly connected with a fixed frame 1-3, a vertical screw rod is rotatably arranged in the middle of the frame 2-1, a guide rail is arranged on one side of the frame 2-1, which is far away from the fixed frame 1-3, a sliding block 2-2 is connected on the guide rail in a sliding mode, a threaded hole is formed in the middle of the sliding block 2-2, the sliding block 2-2 is in threaded connection with the screw rod, a motor 2-3 is arranged at the top end of the frame 2-1, the motor 2-3 is fixedly connected with the frame 2-1, a motor shaft of the motor 2-3 is coaxial with the screw rod, a waterproof shell is arranged on the outer side of the.
The sampling device 3 comprises a cylindrical sampling barrel 3-1, two opening and closing mechanisms are arranged in the sampling barrel 3-1, and the two opening and closing mechanisms are respectively arranged at the middle part and the lower part in the sampling barrel 3-1; the upper end of the sampling barrel 3-1 is provided with a water outlet 3-3, a check valve 3-4 is arranged above the water outlet 3-3, the lower end of the sampling barrel 3-1 is provided with a conical guide plate, and the guide plate can assist the sampling barrel 3-1 to be inserted into sludge; .
The opening and closing mechanism comprises a circular bracket 3-21, a regular polygonal channel is arranged in the middle of the bracket 3-21, a plurality of baffle plates 3-22 are arranged in an inner circumferential array of the regular polygonal channel of the bracket 3-21, the baffle plates 3-22 are triangular plate bodies, one sides of the baffle plates 3-22 are hinged with the upper edge of the channel, the baffle plates 3-22 are sequentially arranged, the channel of the bracket 3-21 is plugged after the baffle plates 3-22 are horizontally closed, and clamping blocks 3-23 are arranged on one sides of the baffle plates 3-22 away from the middle channel of the bracket 3-21;
the locking units 3-24 are arranged above the brackets 3-21 in a circumferential array, and the locking units 3-24 are correspondingly arranged on the outer sides of the clamping blocks 3-23;
the opening and closing mechanism also comprises air bags 3-25 which are arranged on the annular inner side wall of the channel of the bracket 3-21, the air bags 3-25 are annular, air inlets and air outlets are arranged on the air bags 3-25, and the air inlets of the air bags 3-25 are communicated with the interior of the storage device 4 through air inlet passages;
after the air bags 3-25 are inflated, the upper surfaces of the air bags 3-25 are attached to the lower surfaces of the baffles 3-22, and the baffles 3-22 are pushed to complete the closing action by the inflation of the air bags 3-25.
The locking unit 3-24 comprises an arc-shaped plate 3-26 rotatably connected with a support 3-21, the inward concave side of the arc-shaped plate 3-26 faces a baffle 3-22, two ends of the inward concave side of the arc-shaped plate 3-26 are respectively provided with a positioning groove 3-27, a torsion spring is arranged between the arc-shaped plate 3-26 and the support 3-21, the upper part of the arc-shaped plate 3-26 is provided with a linkage frame 3-28, the lower surface of the linkage frame 3-28 is attached to the upper end of the arc-shaped plate 3-26, an air cylinder 3-29 is arranged between the linkage frame 3-28 and the support 3-21, and the extension of the air cylinder 3-29 and the inflation of an air bag 3.
The opening and closing mechanism has two states: an initial state and a working state; the initial state of the opening and closing mechanism is that the air bag 3-25 below the baffle 3-22 is not inflated, the baffle 3-22 is changed from a horizontal state to an inclined state under the condition of dead weight of one end, and a clamping block at the rear end of the baffle 3-22 is inserted into a positioning groove 3-27 at the upper end of the arc-shaped plate 3-26; the working state is that after the proximity sensor at the upper end of the collecting barrel 3-1 senses that the sludge in the collecting barrel 3-1 is full, an electromagnetic valve communicated with air bags 3-25 in the air storage device 4 is started, compressed air in an air bottle 4-1 is connected into the two air bags 3-25 of the opening and closing mechanism through air pipes under the action of self pressure, the air cylinders 3-29 jack up the linkage frames 3-28 along with the inflation of the air bags 3-25 and the extension of the air cylinders 3-29, the arc-shaped plates 3-26 rotate upwards under the action of torsion springs, the positioning grooves 3-27 are separated from the clamping blocks, the air bags 3-25 are continuously inflated to drive the baffle plates 3-22 to rotate until the upper surfaces of the baffle plates 3-22 are flush, the baffle plates 3-22 form a closed plate at the moment, and the positioning grooves 3-27 at the lower ends of the arc-shaped plates 3-26 are clamped by the clamping blocks 3-23 at the rear sides.
The locking unit 3-24 can fix the baffle 3-22 in the initial state and the working state of the opening and closing mechanism, and prevent the baffle 3-22 from displacing due to the action of sludge and influencing the collecting effect.
A water retaining rubber strip is arranged between the collecting barrel 3-1 and the opening and closing mechanism, and the water retaining rubber strip can effectively prevent water or sludge from entering the opening and closing mechanism.
The storage device 4 comprises a gas cylinder 4-1 arranged on one side of the fixed frame 1-3, a gas inlet and a gas outlet are arranged on the gas cylinder 4-1, the gas outlet of the gas cylinder 4-1 is respectively communicated with the air bags 3-25 and the floating and sinking air bags 1-4 through a gas pipe, and electromagnetic valves are respectively arranged between gas passages of the gas cylinder 4-1 and the air bags 3-25 and the floating and sinking air bags 1-4.
The water stop valve 3-4 comprises a support 3-41 fixedly connected with the upper end of the sampling barrel 3-1, a water stop plate 3-42 is arranged below the support 3-41, the water stop plate 3-42 corresponds to the drain hole 3-3, the diameter of the water stop plate 3-42 is larger than the inner diameter of the drain hole 3-3, a telescopic rod is arranged between the water stop plate 3-42 and the support 3-41, a spring 3-43 is sleeved on the outer side of the telescopic rod, and two ends of the spring 3-43 are respectively fixedly connected with the water stop plate 3-42 and the support 3-41.
In the process that the sampling barrel 3-1 is inserted into the sludge, the pressure in the sampling barrel 3-1 is larger than the pressure of the spring, water in the sampling barrel 3-1 jacks up the water stop plate 3-42 to be discharged along the water outlet 3-3, the sampling barrel 3-1 is reset when not moving, the spring resets, the water stop plate 3-42 jacks up the water outlet 3-3, a closed space is formed in the sampling barrel 3-1, and the situation that water flows backwards to dilute a sample can be guaranteed in the process that the sampling barrel 3-1 rises.
The upper side surface and the lower side surface of the sliding block 2-2 are respectively provided with an electromagnetic pin, the upper end of the sampling barrel 3-1 is provided with a slot, the upper side surface and the lower side surface of the slot are provided with pin holes, the pin holes correspond to the electromagnetic pins, and the sampling barrel 3-1 and the sliding block 2-2 are detachably connected through the slot.
The sampling barrel 3-1 is connected with the slide block 2-2 of the driving device 2, the slide block 2-2 is inserted into the slot at the upper end of the sampling barrel 3-1, then the electromagnetic pin is popped up, the pin shaft of the electromagnetic pin is inserted into the pin hole of the slot, and the sampling barrel 3-1 is fixed on the slide block.
The upper end in the sampling barrel 3-1 is provided with a proximity sensor, and the proximity sensor and the electromagnetic valve form a control loop.
When the device is used, the device is placed above an area needing to be collected, then the device is sunk into the water bottom, after the device is sunk into the water bottom, the driving device 2 drives the sampling barrel 3-1 to move downwards, the opening and closing mechanism is in an opening state, so that sludge can be conveniently collected, the sampling barrel 3-1 is inserted into the sludge, and then the opening and closing mechanism is closed after the sampling barrel 3-1 is fully collected along with the continuous insertion. Then the floating and sinking air bags 1-4 are inflated to make the buoyancy generated by the floating and sinking air bags 1-4 larger than the self weight of the device, and then the device floats out of the water from the water bottom.
The electromagnetic pin is contracted, and the sampling barrel 3-1 is taken down from the driving device 2; then the air bags 3-25 at the lower end of the sampling barrel 3-1 are deflated, then the opening and closing mechanism at the lower layer is in an opening state, sludge in the sampling barrel falls out of the sampling barrel under the dead weight, then the air bags 3-25 at the upper layer are deflated, the opening and closing mechanism at the upper layer is in an opening state, and then the sludge at the upper layer is taken out.
Example 2
On embodiment 1's basis, still including being located the air supply distributor that sets up on the sampling barrel outer wall, the intercommunication trachea can be dismantled to air supply distributor's inlet end, tracheal other end intercommunication solenoid valve and gas cylinder 4-1, air supply distributor's the end of giving vent to anger is respectively through the air inlet of two gasbag 3-25 of trachea fixed connection, through the dismantlement of trachea and air supply distributor, can separate trachea and sampling device 3 after sampling device 3 takes off, remove sampling device 3 to the detection zone after the separation, take out silt and detect the sample.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The river sediment deposition detection device is characterized by comprising a supporting device (1), wherein a driving device (2) is fixedly arranged on the supporting device (1), the driving device (2) is movably connected with a sampling device (3) for collecting a sediment sample, and the driving device (2) drives the sampling device (3) to move in the vertical direction;
also comprises a storage device (4) for storing compressed air;
the supporting device (1) comprises an annular supporting frame (1-1) and a plurality of supporting legs (1-2) arranged below the supporting frame (1-1) in an array mode, a vertical fixing frame (1-3) is fixedly arranged above the supporting frame (1-1), and the driving device (2) is fixedly arranged on one side of the fixing frame (1-3);
the air inlet of the floating and sinking air bag (1-4) is communicated with the interior of the storage device (4) through an air inlet passage.
2. The river sediment accumulation and silt detection device according to claim 1, wherein the driving device (2) comprises a vertically arranged frame (2-1), the frame (2-1) is fixedly connected with the fixed frame (1-3), a vertical screw rod is rotatably arranged in the middle of the frame (2-1), a guide rail is arranged on one side of the frame (2-1) departing from the fixed frame (1-3), a sliding block (2-2) is slidably connected on the guide rail, a threaded hole is arranged in the middle of the sliding block (2-2), the sliding block (2-2) is in threaded connection with the screw rod, a motor (2-3) is arranged at the top end of the frame (2-1), the motor (2-3) is fixedly connected with the frame (2-1), and a motor shaft of the motor (2-3) is coaxial with the screw rod, the outer side of the motor (2-3) is provided with a waterproof shell which is positioned on the sliding block (2-2) and is detachably connected with the sampling device (3).
3. The river sediment deposition detection device according to claim 2, wherein the sampling device (3) comprises a cylindrical sampling barrel (3-1), two opening and closing mechanisms are arranged in the sampling barrel (3-1), and the two opening and closing mechanisms are respectively arranged in the middle and the lower part of the sampling barrel (3-1); the upper end of the sampling barrel (3-1) is provided with a water outlet (3-3), and a check valve (3-4) is arranged above the water outlet (3-3).
4. The river sediment deposition detection device according to claim 3, wherein the opening and closing mechanism comprises a circular bracket (3-21), a regular polygonal channel is arranged in the middle of the bracket (3-21), a plurality of baffles (3-22) are arranged in an array on the inner circumference of the regular polygonal channel of the bracket (3-21), the baffles (3-22) are triangular plates, one sides of the baffles (3-22) are hinged with the upper edge of the channel, the baffles (3-22) are sequentially arranged, the baffles (3-22) are horizontally closed to block the channel of the bracket (3-21), and clamping blocks (3-23) are arranged on one sides of the baffles (3-22) far away from the channel in the middle of the bracket (3-21);
the locking units (3-24) are arranged above the brackets (3-21) in a circumferential array, and the locking units (3-24) are correspondingly arranged on the outer sides of the clamping blocks (3-23);
the opening and closing mechanism further comprises air bags (3-25) arranged on the annular inner side walls of the channels of the supports (3-21), the air bags (3-25) are annular, air inlets and air outlets are formed in the air bags (3-25), and the air inlets of the air bags (3-25) are communicated with the interior of the storage device (4) through air inlet passages;
after the air bags (3-25) are inflated, the upper surfaces of the air bags (3-25) are attached to the lower surfaces of the baffles (3-22), and the baffles (3-22) are pushed to complete closing action through the inflation of the air bags (3-25).
5. The river sediment deposition detection device according to claim 4, wherein the locking unit (3-24) comprises an arc-shaped plate (3-26) rotatably connected with the support (3-21), the inward concave side of the arc-shaped plate (3-26) faces the baffle (3-22), two ends of the inward concave side of the arc-shaped plate (3-26) are respectively provided with a positioning groove (3-27), a torsion spring is arranged between the arc-shaped plate (3-26) and the support (3-21), the upper part of the arc-shaped plate (3-26) is provided with a linkage frame (3-28), the lower surface of the linkage frame (3-28) is attached to the upper end of the arc-shaped plate (3-26), and an air cylinder (3-29) is arranged between the linkage frame (3-28) and the support (3-21), the extension of the cylinder (3-29) and the inflation of the airbag (3-25) form a series air path.
6. The river sediment and silt detection device of claim 5, wherein the storage device (4) comprises a gas cylinder (4-1) arranged on one side of the fixing frame (1-3), the gas cylinder (4-1) is provided with a gas inlet and a gas outlet, the gas outlet of the gas cylinder (4-1) is communicated with the sink-float gas bag (1-4) and the gas bag (3-25) through a gas pipe, and electromagnetic valves are arranged between the gas passages of the gas cylinder (4-1) and the gas bag (3-25) and the sink-float gas bag (1-4).
7. The river sediment deposition detection device according to claim 3, wherein the water stop valve (3-4) comprises a bracket (3-41) fixedly connected with the upper end of the sampling barrel (3-1), a water stop plate (3-42) is arranged below the bracket (3-41), the water stop plate (3-42) corresponds to the drain hole (3-3), the diameter of the water stop plate (3-42) is larger than the inner diameter of the drain hole (3-3), a telescopic rod is arranged between the water stop plate (3-42) and the bracket (3-41), springs (3-43) are sleeved on the outer side of the telescopic rod, and two ends of each spring (3-43) are fixedly connected with the water stop plates (3-42) and the supports (3-41) respectively.
8. The river sediment deposition detection device of claim 2, wherein the upper side and the lower side of the sliding block (2-2) are respectively provided with an electromagnetic pin, the upper end of the sampling barrel (3-1) is provided with a slot, the upper side and the lower side of the slot are provided with pin holes, the pin holes correspond to the electromagnetic pins, and the sampling barrel (3-1) and the sliding block (2-2) are detachably connected through the slots.
9. The river sediment deposition detection device of claim 6, wherein a proximity sensor is arranged at the upper end inside the sampling barrel (3-1), and the proximity sensor and the electromagnetic valve form a control loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010709443.3A CN111795848B (en) | 2020-07-22 | 2020-07-22 | River sediment accumulation and siltation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010709443.3A CN111795848B (en) | 2020-07-22 | 2020-07-22 | River sediment accumulation and siltation detection device |
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| Publication Number | Publication Date |
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| CN111795848A true CN111795848A (en) | 2020-10-20 |
| CN111795848B CN111795848B (en) | 2023-05-12 |
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| CN202010709443.3A Active CN111795848B (en) | 2020-07-22 | 2020-07-22 | River sediment accumulation and siltation detection device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112014150B (en) * | 2020-10-28 | 2021-01-26 | 山东省地质矿产勘查开发局第四地质大队(山东省第四地质矿产勘查院) | Portable coastal zone is deep geology columnar sediment collection system under water |
| CN112485050A (en) * | 2020-12-22 | 2021-03-12 | 孙鑫 | Soil sampling device for soil detection |
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| CN116839986A (en) * | 2023-08-02 | 2023-10-03 | 山东省煤田地质局第四勘探队 | River mud collection sampling device |
| CN116989866A (en) * | 2023-09-27 | 2023-11-03 | 三峡金沙江云川水电开发有限公司 | Hydropower station upstream water reservoir water level monitoring device |
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| CN112014150B (en) * | 2020-10-28 | 2021-01-26 | 山东省地质矿产勘查开发局第四地质大队(山东省第四地质矿产勘查院) | Portable coastal zone is deep geology columnar sediment collection system under water |
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| CN112485049A (en) * | 2020-12-22 | 2021-03-12 | 孙鑫 | Soil sample collection device |
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| CN113758754A (en) * | 2021-09-26 | 2021-12-07 | 赖财福 | A sewage draws equipment for water quality testing |
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| CN114136382A (en) * | 2022-01-29 | 2022-03-04 | 中国科学院西北生态环境资源研究院 | River flow monitoring device for silt |
| CN116839986A (en) * | 2023-08-02 | 2023-10-03 | 山东省煤田地质局第四勘探队 | River mud collection sampling device |
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| CN116989866A (en) * | 2023-09-27 | 2023-11-03 | 三峡金沙江云川水电开发有限公司 | Hydropower station upstream water reservoir water level monitoring device |
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