CN115616180A - Monitoring and sampling device for monitoring water level and pollution of shallow groundwater - Google Patents
Monitoring and sampling device for monitoring water level and pollution of shallow groundwater Download PDFInfo
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- CN115616180A CN115616180A CN202211310378.2A CN202211310378A CN115616180A CN 115616180 A CN115616180 A CN 115616180A CN 202211310378 A CN202211310378 A CN 202211310378A CN 115616180 A CN115616180 A CN 115616180A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The invention discloses a monitoring and sampling device for monitoring the water level and pollution of shallow groundwater, which comprises a monitoring platform, a hoisting mechanism, a collecting and storing mechanism, a central distribution mechanism and a real-time monitoring mechanism, wherein the monitoring platform is built on the ground; the collecting and storing mechanism comprises a cylindrical storing and accommodating shell, a collecting support column fixed in the storing and accommodating shell and a plurality of sample storage bottles arranged on the collecting support column; the device can deeply penetrate into the ground to collect underground water in batches for multiple times, collected water body samples are properly stored in the corresponding sample storage bottles by the aid of the central distribution mechanism, most of silt can be intercepted by the middle conveying tank, excessive silt doped in the water body samples is prevented from entering the sample storage bottles, and the collecting and storing mechanism can be dragged and conveyed to a specified position by the aid of the auxiliary driving mechanism to collect the water body samples.
Description
Technical Field
The invention relates to the technical field of underground water monitoring, in particular to a monitoring and sampling device for monitoring the water level and pollution of shallow underground water.
Background
The shallow groundwater refers to an aquifer within 60 m below the surface of the earth. Because the buried depth is shallow, the deep rock is not filtered, the water body is easily polluted by sewage discharged by factories and pesticide remained in farmlands, and the health can be harmed when the shallow polluted underground water is drunk. Shallow groundwater, groundwater in the first permeable layer and above the first water-resisting layer in the geological structure. Is formed by atmospheric precipitation and surface runoff water permeation, is buried shallow, is updated quickly, has poor water quality, and has the water quality and water quantity influenced by precipitation and runoff, typically represented by well water
The purpose of groundwater dynamic monitoring is to further find out and research hydrogeological conditions, particularly groundwater recharge, runoff and drainage conditions, master groundwater dynamic rules, and provide scientific basis for groundwater resource evaluation, scientific management and research and prevention of environmental geological problems, but the method of collecting and conveying groundwater to the ground by using a long pipeline may cause certain pollution to original water samples.
Disclosure of Invention
The invention aims to provide a monitoring and sampling device for monitoring the water level and pollution of shallow groundwater, which can deeply penetrate into the ground to collect the groundwater in batches for multiple times and store corresponding samples.
In order to achieve the purpose, the invention provides the following technical scheme:
a monitoring and sampling device for monitoring the water level and pollution of shallow groundwater comprises a monitoring platform constructed on the ground, a hoisting mechanism, a collecting and storing mechanism, a central distribution mechanism and a real-time monitoring mechanism, wherein the hoisting mechanism, the collecting and storing mechanism, the central distribution mechanism and the real-time monitoring mechanism are installed in the monitoring platform;
the monitoring platform comprises a hardened substrate fixed on the ground, a monitoring chamber is fixedly arranged at the top of the hardened substrate, a monitoring through hole leading to underground water is drilled in the monitoring chamber, and a protective pipe is fixed in the monitoring through hole;
the collecting and storing mechanism is in sliding fit in the protective pipe, the hoisting mechanism is arranged in the monitoring room, and the hoisting mechanism is used for conveying the collecting and storing mechanism to a groundwater collecting position through the protective pipe and hoisting the collecting and storing mechanism to the ground from the groundwater collecting position; the collecting and storing mechanism comprises a cylindrical storing and accommodating shell, a collecting support column fixed in the storing and accommodating shell and a plurality of sample storage bottles arranged on the collecting support column;
the collection support column is of a hollow structure, and the central distribution mechanism comprises a collection injection needle tube connected to the interior of the collection support column through a sliding rail structure;
the side wall of the collecting support column is provided with a plurality of needle tube through holes, and the axes of the needle tube through holes are coincided with the axes of bottle openings of the sample storage bottles;
a pumping accommodating shell is fixedly arranged at the lower end of the storage accommodating shell, the pumping accommodating shell is of a hollow structure, a first sampling conveying pump is fixedly arranged in the pumping accommodating shell, and the output end of the first sampling conveying pump is communicated with the interior of the collection injection needle tube through a conveying pipe;
the real-time monitoring mechanism comprises a monitoring integration cylinder fixed at the lower end of the pumping accommodation shell, a plurality of monitoring accommodation through holes are formed in the monitoring integration cylinder, and a temperature sensor, a flow velocity sensor, a conductivity sensor, a pH sensor, an ORP sensor and a turbidity sensor are respectively fixed in the monitoring accommodation through holes.
Preferably, a hollow protective shell is fixed at the top in the monitoring room, the lifting mechanism comprises a lifting support column which is fixed at the top in the monitoring room and is positioned in the protective shell, a winding roller is arranged on the lifting support column in a rotating fit manner, and a cable is wound on the winding roller;
the hoisting support column is of a hollow structure which is communicated up and down, the side wall of the hoisting support column is provided with a cable through hole communicated with the inside of the hoisting support column, a plurality of guiding fixed pulleys are fixed in the protective shell and the hoisting support column, and one end of a cable extends into the hoisting support column through the cable through hole under the guiding action of the guiding fixed pulleys and extends downwards along the axial direction of the hoisting support column;
a driven worm wheel is fixed on the winding roller, a first driving motor is fixed at the top in the monitoring chamber, a driving worm is fixed on an output shaft of the first driving motor, and the driving worm is meshed with the driven worm wheel.
Preferably, a rotary support ring is arranged in the storage and accommodation shell in a sliding fit manner, the rotary support ring can slide along the axial direction of the storage and accommodation shell, a sample support rotating ring is arranged on the rotary support ring in a rotating fit manner, a plurality of pairs of storage support plates are fixed at the top of the sample support rotating ring, a plurality of storage bottle fixing cylinders are connected between each pair of storage support plates, bottle mouths of sample storage bottles are fixedly arranged in the storage bottle fixing cylinders, and the plurality of storage bottle fixing cylinders are uniformly distributed and arranged on the storage support plates along the axial direction of the storage and accommodation shell;
the storage bottle fixing cylinder penetrates through the storage bottle fixing cylinder along the axis of the storage bottle fixing cylinder to form a hollow structure, a fixing cylinder supporting rotating shaft is fixed on the outer side of the storage bottle fixing cylinder, and the fixing cylinder supporting rotating shaft is connected to the storage supporting plate in a rotating fit mode;
connect through the linkage connecting rod between two adjacent storage bottle solid fixed cylinder along storing up the shell axis direction, the both ends of linkage connecting rod are connected with storage bottle solid fixed cylinder through the activity hinge structure.
Description of the invention: the plurality of sample storage bottles arranged in this manner is advantageous for saving space and facilitating distribution of water samples to the individual sample storage bottles.
Preferably, a positioning control ring is fixedly arranged on the tops of the plurality of pairs of storage supporting plates together, and T-shaped openings are formed in the positioning control ring;
the linkage connecting rod at the top is connected with a positioning control rod, the positioning control rod extends upwards to penetrate out of the T-shaped hole, and a limit small shaft is fixedly arranged on the positioning control rod.
Description of the drawings: can link drive linkage connecting rod and then the deflection of the fixed section of thick bamboo of control storage bottle through the positioning control pole, spacing staff on the positioning control pole can block at T style of calligraphy trompil downside, plays fixed position's effect.
Preferably, the fixed ring is inhaled to magnetism has in the storage bottle fixed cylinder, and the sample storage bottle outside is located bottleneck department and has the magnetic attraction cooperation ring, and the magnetic attraction cooperation ring is fixed the sample storage bottle in the storage bottle fixed cylinder through the fixed mode of magnetism with the fixed ring is inhaled to magnetism, is fixed with the rubber buffer in the bottleneck of sample storage bottle.
Description of the drawings: the mode that utilizes magnetism to inhale fixes the sample storage bottle in the storage bottle fixing cylinder, is convenient for swiftly dismantle the sample storage bottle from the storage bottle fixing cylinder, also is convenient for with a plurality of sample storage bottles rapid Assembly on the storage bottle fixing cylinder.
Preferably, the collection support column inner side wall is fixed with a first track, the first track extends along the collection support column axis and is arranged, a first driving block is arranged on the first track in a sliding driving matching mode, an inclined sliding rail is fixedly connected to the first driving block, a second driving block is arranged on the inclined sliding rail in a sliding driving matching mode, and the collection injection needle tube is fixed on the second driving block.
Description of the drawings: through the first driving block of sliding fit on first track and the second driving block of sliding fit on the slope slide rail can make the collection injection needle pipe move to collection support column in along the axial optional position of collection support column for collection injection needle pipe can with arbitrary one sample storage bottle position cooperation and with the injection of water sample in the sample storage bottle.
Preferably, an intermediate conveying tank is fixedly arranged in the pumping accommodating shell, a filtering driving shell is fixedly arranged at the top of the intermediate conveying tank, a filtering piston is arranged in the intermediate conveying tank in a sliding fit manner, a piston driving rod is fixedly arranged on the filtering piston, the other end of the piston driving rod extends into the filtering driving shell, an electric control telescopic rod is fixedly arranged in the filtering driving shell, and the electric control telescopic rod drives the filtering piston to slide in the intermediate conveying tank through the piston driving rod;
the filtering piston is of a hollow structure, and a filtering net is fixedly arranged on the filtering piston;
a second sampling conveying pump is fixedly arranged outside the middle conveying tank, the input end of the second sampling conveying pump is communicated with the upper side part of the filtering piston in the middle conveying tank, and the output end of the second conveying pump is communicated with the inside of the collecting injection needle tube through a pipeline;
the middle conveying tank is provided with a water inlet, the water inlet is communicated with the upper side part of the filtering piston in the middle conveying tank, the lower end of the middle conveying tank is provided with a drain hole, the drain hole is communicated with the lower side part of the filtering piston in the middle conveying tank, the water inlet is provided with a single-side opening and closing cover plate which only allows external water to enter the middle conveying tank through the water inlet, and the drain hole is provided with a single-side opening and closing cover plate which only allows the water in the middle conveying tank to be discharged to the outside through the drain hole.
Description of the drawings: set up middle transport tank, the groundwater that can contain silt is collected in middle transport tank at first, filters and carries again in the sample storage bottle behind the most silt in the water.
Preferably, a flow guide baffle is fixed in the monitoring accommodating through hole, and a plurality of rotating baffles are arranged in the flow guide baffle.
Description of the drawings: the diversion baffle can be arranged to protect each sensor in a non-working stage by controlling the opening and closing of the plurality of rotary baffles.
Preferably, an auxiliary driving mechanism for driving the acquisition and storage mechanism to ascend and descend in the protective pipe is arranged in the protective pipe, the auxiliary driving mechanism comprises a hollow driving support cylinder and a plurality of driving wheels arranged in the driving support cylinder, a plurality of driving wheel extending openings communicated with the inside of the driving support cylinder are formed in the side wall of the driving support cylinder close to the upper end and close to the lower end, and the driving wheel extending openings are uniformly distributed along the circumferential direction of the driving support cylinder;
a driving wheel support is fixed on the inner side wall of the driving support cylinder at the extending opening of the driving wheel, a driving wheel support rod is connected to the driving wheel support through a movable hinge, the driving wheel is connected to one end of the driving wheel support rod in a rotating fit mode, and a small restraining shaft is fixed at the other end of the driving wheel support rod;
a sliding fit column coaxial with the driving support cylinder is fixedly arranged in the driving support cylinder, two driving restraint rings are arranged on the sliding fit column in a sliding fit manner, a restraint ring slot which is through along the axial direction of the driving restraint ring is formed in the edge of the driving restraint ring, an inclined restraint groove is formed in the inner side wall of the restraint ring slot, and a small restraint shaft is restrained in the inclined restraint groove in a sliding fit manner;
the driving restraint ring is provided with a threaded hole which is communicated up and down, a threaded driving rod is arranged in the threaded hole in a transmission fit manner, and the upper end and the lower end of the threaded driving rod are respectively connected to the upper end and the lower end in the driving support cylinder in a rotating fit manner;
the thread turning directions in the threaded holes on the two driving constraint rings are opposite, and the thread driving rod is provided with two sections of external threads with opposite thread turning directions corresponding to the threaded holes on the two driving constraint rings;
and a second motor is fixedly arranged in the driving support cylinder and is used for driving the threaded driving rod to rotate.
Description of the drawings: because the mooring rope can not provide thrust, the auxiliary driving mechanism can better drive the acquisition and storage mechanism to descend in the protective pipe, so that the acquisition and storage mechanism reaches the designated acquisition position.
Preferably, the inner side wall of the driving support cylinder, which is close to the upper end and the lower end and is positioned at the extending opening of the driving wheel, is provided with a closed rotating ring in a rotating fit manner, and the closed rotating ring is provided with a closed ring fit opening;
the sealed rotating ring is fixedly connected with a third driven gear ring, a third motor is fixedly arranged in the driving supporting cylinder, a third driving gear is fixedly arranged on an output shaft of the third motor, and the third driving gear is meshed with the third driven gear ring.
Description of the drawings: the airtight swivel can stretch out the opening part to the drive wheel and seal, avoids impurity to stretch out the opening through the drive wheel and enters into in the drive supports a section of thick bamboo.
Compared with the prior art, the invention has the beneficial effects that: the underground water sample collecting device is reasonable in structural design and convenient to operate, the underground water sample collecting device can penetrate into the ground to collect underground water in batches for multiple times, collected water samples are properly stored in the corresponding sample storage bottles by the aid of the central distribution mechanism, most of silt can be intercepted by the intermediate conveying tank, the water samples are prevented from being mixed with excessive silt to enter the sample storage bottles, and the collecting and storing mechanisms can be conveyed to a designated position by the aid of the auxiliary driving mechanism to collect the water samples.
Drawings
FIG. 1 is a schematic diagram of the monitoring platform of the present invention;
FIG. 2 is a partial view A of FIG. 1;
FIG. 3 is a schematic view of the structure of the collecting and storing mechanism of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic view of the positioning control ring of the present invention;
FIG. 6 is a partial view B of FIG. 3;
FIG. 7 is a partial view C of FIG. 3;
FIG. 8 is a schematic view of the construction of an intermediate transfer pot according to the present invention;
FIG. 9 is a schematic diagram of the real-time monitoring mechanism of the present invention;
FIG. 10 is a schematic view of the auxiliary driving mechanism of the present invention;
FIG. 11 is a top view of FIG. 10;
FIG. 12 is a schematic view of the drive confinement rings of the present invention;
FIG. 13 is a schematic view of the construction of a deflector of the present invention;
FIG. 14 is a right side view of FIG. 13;
fig. 15 is a schematic diagram of information feedback of the real-time monitoring mechanism in the present invention.
In the figure, the position of the upper end of the main shaft, 10-hoisting mechanism, 11-hoisting support column, 110-cable through hole, 12-winding roller, 121-driven worm wheel, 13-first driving motor, 131-driving worm, 14-guiding fixed pulley, 20-acquisition storage mechanism, 201-storage containing shell, 202-acquisition support column, 203-rotating support ring, 204-sample support rotating ring, 205-storage support plate, 206-positioning control ring, 2061-T-shaped opening, 21-storage bottle fixing cylinder, 211-fixing cylinder supporting rotating shaft, 200-sample storage bottle, 2001-magnetic suction matching ring, 212-magnetic suction fixing ring, 213-linkage connecting rod, 214-positioning control rod, 23-pumping containing shell, 24-first sampling delivery pump, and 25-intermediate delivery tank, 251-filtration driving shell, 252-filtration piston, 2521-filter screen, 253-piston driving rod, 254-electric control telescopic rod, 255-second sampling delivery pump, 256-water inlet, 257-water outlet, 30-central distribution mechanism, 301-needle tube through hole, 31-first track, 311-first driving block, 32-inclined slide rail, 321-second driving block, 300-collection injection needle tube, 40-real-time monitoring mechanism, 41-monitoring integrated cylinder, 411-monitoring accommodating through hole, 401-temperature sensor, 402-flow rate sensor, 403-conductivity sensor, 404-pH sensor, 405-ORP sensor, 406-turbidity sensor, 42-diversion baffle, 421-rotation baffle, 50-auxiliary driving mechanism, 500-driving wheel, 51-driving supporting cylinder, 511-driving wheel support, 512-driving wheel supporting rod, 513-closed rotating ring, 52-sliding matching column, 53-driving restraining ring, 531-restraining ring slotting, 532-inclined restraining groove, 533-threaded hole, 534-threaded driving rod, 5121-restraining small shaft, 5131-closed ring matching opening, 5132-third driven gear ring, 54-second motor, 55-third motor, 551-third driving gear, 90-monitoring platform, 91-hardening base plate, 92-monitoring chamber, 93-monitoring through hole and 94-protective tube.
Detailed Description
The invention will now be described in detail with reference to fig. 1-14, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below coincide with the up, down, left, right, and front-back directions in the projection relation of fig. 1 itself.
Example (b):
a monitoring and sampling device for monitoring shallow groundwater level and pollution is disclosed, as shown in figures 1, 3 and 9, and comprises a monitoring platform 90 constructed on the ground, a hoisting mechanism 10 installed in the monitoring platform 90, a collecting and storing mechanism 20, a central distribution mechanism 30 and a real-time monitoring mechanism 40;
as shown in fig. 1, the monitoring platform 90 includes a hardened substrate 91 fixed on the ground, a monitoring chamber 92 is fixedly installed on the top of the hardened substrate 91, a monitoring through hole 93 leading to the groundwater is drilled on the ground in the monitoring chamber 92, and a protective pipe 94 is fixed in the monitoring through hole 93;
as shown in fig. 2, a hollow protective shell 921 is fixed at the top inside the monitoring chamber 92, the lifting mechanism 10 includes a lifting support column 11 fixed at the top inside the monitoring chamber 92 and located inside the protective shell 921, a winding roller 12 is disposed on the lifting support column 11 in a rotating fit manner, and a cable 120 is wound on the winding roller 12;
the hoisting support column 11 is a hollow structure which is through up and down, a cable through hole 110 communicated with the inside of the hoisting support column 11 is formed in the side wall of the hoisting support column 11, a plurality of guide fixed pulleys 14 are fixed in the protective shell 921 and the hoisting support column 11, and one end of a cable 120 extends into the hoisting support column 11 through the cable through hole 110 under the guide effect of the guide fixed pulleys 14 and extends downwards along the axial direction of the hoisting support column 11;
a driven worm wheel 121 is fixed on the winding roller 12, a first driving motor 13 is fixed on the top in the monitoring chamber 92, a driving worm 131 is fixed on an output shaft of the first driving motor 13, and the driving worm 131 is meshed with the driven worm wheel 121.
The collecting and storing mechanism 20 is in sliding fit in the protective pipe 94, the hoisting mechanism 10 is installed inside the monitoring room 92, and the hoisting mechanism 10 is used for conveying the collecting and storing mechanism 20 to a groundwater collecting place through the protective pipe 94 and lifting the collecting and storing mechanism 20 to the ground from the groundwater collecting place; as shown in fig. 3, the collection and storage mechanism 20 includes a cylindrical storage housing 201, a collection column 202 fixed in the storage housing 201, and a plurality of sample storage bottles 200 mounted on the collection column 202;
as shown in fig. 3, a rotating support ring 203 is arranged in the storage housing 201 in a sliding fit manner, the rotating support ring 203 can slide along the axial direction of the storage housing 201, a sample support rotating ring 204 is arranged on the rotating support ring 203 in a rotating fit manner, a plurality of pairs of storage support plates 205 are fixed on the top of the sample support rotating ring 204, a plurality of storage bottle fixing cylinders 21 are connected between each pair of storage support plates 205, the bottle mouths of sample storage bottles 200 are fixedly arranged in the storage bottle fixing cylinders 21, and the plurality of storage bottle fixing cylinders 21 are uniformly distributed on the storage support plates 205 along the axial direction of the storage housing 201;
as shown in fig. 7, the storage bottle fixing cylinder 21 has a magnetic fixing ring 212 therein, the sample storage bottle 200 has a magnetic fitting ring 2001 at the mouth, the magnetic fitting ring 2001 and the magnetic fixing ring 212 fix the sample storage bottle 200 in the storage bottle fixing cylinder 21 by a magnetic fixing method, and a rubber stopper is fixed in the mouth of the sample storage bottle 200.
The storage bottle fixing cylinder 21 penetrates through the storage bottle fixing cylinder 21 along the axis of the storage bottle fixing cylinder to form a hollow structure, a fixing cylinder supporting rotating shaft 211 is fixed on the outer side of the storage bottle fixing cylinder 21, and the fixing cylinder supporting rotating shaft 211 is connected to the storage supporting plate 205 in a rotating fit mode;
two adjacent storage bottle fixing cylinders 21 are connected through a linkage connecting rod 213 along the axial direction of the storage housing 201, and two ends of the linkage connecting rod 213 are connected with the storage bottle fixing cylinders 21 through a movable hinge structure.
As shown in fig. 3, a positioning control ring 206 is fixedly disposed on the top of the plurality of pairs of storage support plates 205, and the positioning control ring 206 has a T-shaped opening 2061;
the uppermost linkage link 213 is connected with a positioning control rod 214, the positioning control rod 214 extends upwards and penetrates out of the T-shaped opening 2061, and a small limiting shaft 2141 is fixedly arranged on the positioning control rod 214.
The collection support column 202 is a hollow structure, and the central distribution mechanism 30 includes a collection injection needle tube 300 connected to the interior of the collection support column 202 through a slide rail structure;
the side wall of the collecting support column 202 is provided with a plurality of needle tube through holes 301, and the axes of the needle tube through holes 301 are coincided with the axes of bottle mouths of the sample storage bottles 200;
as shown in fig. 6, a first rail 31 is fixed on the inner side wall of the collection support column 202, the first rail 31 extends along the axis of the collection support column 202, a first driving block 311 is arranged on the first rail 31 in a sliding driving fit, an inclined slide rail 32 is fixedly connected to the first driving block 311, a second driving block 321 is arranged on the inclined slide rail 32 in a sliding driving fit, and the collection injection needle tube 300 is fixed on the second driving block 321.
As shown in fig. 3, a pumping accommodating shell 23 is fixedly arranged at the lower end of the storage accommodating shell 201, the pumping accommodating shell 23 is of a hollow structure, a first sampling conveying pump 24 is fixedly arranged in the pumping accommodating shell 23, and the output end of the first sampling conveying pump 24 is communicated with the interior of the collection injection needle tube 300 through a conveying pipe;
as shown in fig. 8, an intermediate conveying tank 25 is fixedly arranged in the pumping accommodation shell 23, a filter driving shell 251 is fixed at the top of the intermediate conveying tank 25, a filter piston 252 is arranged in the intermediate conveying tank 25 in a sliding fit manner, a piston driving rod 253 is fixedly arranged on the filter piston 252, the other end of the piston driving rod 253 extends into the filter driving shell 251, an electric control telescopic rod 254 is fixedly arranged in the filter driving shell 251, and the electric control telescopic rod 254 drives the filter piston 252 to slide in the intermediate conveying tank 25 through the piston driving rod 253;
the filtering piston 252 is a hollow structure, and a filtering net 2521 is fixed on the filtering piston 252;
a second sampling conveying pump 255 is fixedly arranged outside the intermediate conveying tank 25, the input end of the second sampling conveying pump 255 is communicated with the upper side part of the filtering piston 252 in the intermediate conveying tank 25, and the output end of the second conveying pump 255 is communicated with the inside of the collecting injection needle tube 300 through a pipeline;
the intermediate conveying tank 25 is provided with a water inlet 256, the water inlet 256 is communicated with the upper part of the filtering piston 252 in the intermediate conveying tank 25, the lower end of the intermediate conveying tank 25 is provided with a water drainage hole 257, the water drainage hole 257 is communicated with the lower part of the filtering piston 252 in the intermediate conveying tank 25, the water inlet 256 is provided with a single-side opening and closing cover plate which only allows external water to enter the intermediate conveying tank 25 through the water inlet 256, and the water drainage hole 257 is provided with a single-side opening and closing cover plate which only allows the water in the intermediate conveying tank 25 to be drained to the outside through the water drainage hole 257.
As shown in fig. 9, the real-time monitoring means 40 includes a monitoring integrated cylinder 41 fixed to the lower end of the pumping accommodation casing 23, the monitoring integrated cylinder 41 having a plurality of monitoring accommodation through holes 411, and a temperature sensor 401, a flow rate sensor 402, a conductivity sensor 403, a pH sensor 404, an ORP sensor 405, and a turbidity sensor 406 fixed in each of the monitoring accommodation through holes 411.
Wherein the temperature sensor 401, the flow rate sensor 402, the conductivity sensor 403, the pH sensor 404, the ORP sensor 405, and the turbidity sensor 406 all employ prior art techniques;
as shown in FIG. 15, the monitoring chamber 92 has a control computer, a temperature sensor 401, a flow rate sensor 402, a conductivity sensor 403, a pH sensor 404, an ORP sensor 405, and a turbidity sensor 406, which detect data, which are transmitted to the computer via cables for storage and analysis;
generally, the collecting injection needle tube 300 of the central distribution mechanism 30 is controlled by a computer to collect and store the water body samples into the sample storage bottles 200 of the collecting and storing mechanism 20 at set intervals;
when abnormal changes occur in the data detected by the temperature sensor 401, the flow rate sensor 402, the conductivity sensor 403, the pH sensor 404, the ORP sensor 405 and the turbidity sensor 406, the sensors firstly feed the data back to the computer, and the collection syringe 300 of the central distribution mechanism 30 is controlled by the computer to collect the water body sample in the abnormal change period into the sample storage bottle 200 of the collection storage mechanism 20;
as shown in fig. 13 and 14, a diversion baffle 42 is fixed in the monitoring accommodation through hole 411, and a plurality of rotary baffles 421 are provided in the diversion baffle 42.
An auxiliary driving mechanism 50 for driving the collecting and storing mechanism 20 to ascend and descend in the protecting tube 94 is arranged in the protecting tube 94, as shown in fig. 10, the auxiliary driving mechanism 50 includes a hollow driving supporting tube 51 and a plurality of driving wheels 500 arranged in the driving supporting tube 51, a plurality of driving wheel extending openings 510 communicated with the inside of the driving supporting tube 51 are respectively arranged on the side wall of the driving supporting tube 51 near the upper end and near the lower end, and the driving wheel extending openings 510 are uniformly distributed and arranged along the circumferential direction of the driving supporting tube 51;
a driving wheel support 511 is fixed on the inner side wall of the driving support cylinder 51 at the driving wheel extending opening 510, a driving wheel support rod 512 is connected to the driving wheel support 511 through a movable hinge, the driving wheel 500 is connected to one end of the driving wheel support rod 512 in a rotating fit manner, and a small restraint shaft 5121 is fixed at the other end of the driving wheel support rod 512;
as shown in fig. 10, a sliding fit column 52 coaxial with the driving support cylinder 51 is fixedly arranged in the driving support cylinder 51, two driving confinement rings 53 are arranged on the sliding fit column 52 in a sliding fit manner, a confinement ring slot 531 penetrating along the axial direction of the driving confinement ring 53 is arranged at the edge of the driving confinement ring 53, an inclined confinement groove 532 is arranged on the inner side wall of the confinement ring slot 531, and a small confinement shaft 5121 is constrained in the inclined confinement groove 532 in a sliding fit manner;
the driving restriction ring 53 is provided with a threaded hole 533 which is through up and down, the threaded hole 533 is internally provided with a threaded driving rod 534 in a transmission fit manner, and the upper end and the lower end of the threaded driving rod 534 are respectively connected to the upper end and the lower end in the driving support cylinder 51 in a rotating fit manner;
the thread directions of the threaded holes 533 on the two driving confinement rings 53 are opposite, and the threaded driving rod 534 has two sections of external threads with opposite thread directions corresponding to the threaded holes 533 on the two driving confinement rings 53;
the second motor 54 is fixedly arranged in the driving support cylinder 51, and the second motor 54 is used for driving the threaded driving rod 534 to rotate.
As shown in fig. 11, the inner side wall of the driving support drum 51 near the upper and lower ends and located at the driving wheel extending opening 510 are both provided with a sealing rotary ring 513 in a rotating fit manner, and the sealing rotary ring 513 is provided with a sealing ring fitting opening 5131;
as shown in fig. 10, a third driven gear ring 5132 is fixedly connected to the sealing rotary ring 513, a third motor 55 is fixedly arranged in the driving support cylinder 51, a third driving gear 551 is fixedly arranged on an output shaft of the third motor 55, the third driving gear 551 is engaged with the third driven gear ring 5132, and each of the motors is driven by computer control.
Claims (10)
1. A monitoring and sampling device for monitoring the water level and pollution of shallow groundwater is characterized by comprising a monitoring platform (90) built on the ground, a hoisting mechanism (10) arranged in the monitoring platform (90), a collecting and storing mechanism (20), a central distribution mechanism (30) and a real-time monitoring mechanism (40);
the monitoring platform (90) comprises a hardened substrate (91) fixed on the ground, a monitoring chamber (92) is fixedly mounted at the top of the hardened substrate (91), a monitoring through hole (93) leading to underground water is drilled in the monitoring chamber (92) on the ground, and a protective pipe (94) is fixed in the monitoring through hole (93);
the collecting and storing mechanism (20) is in sliding fit in the protective pipe (94), the hoisting mechanism (10) is installed inside the monitoring room (92), and the hoisting mechanism (10) is used for conveying the collecting and storing mechanism (20) to a groundwater collecting place through the protective pipe (94) and lifting the collecting and storing mechanism (20) to the ground from the groundwater collecting place; the collection and storage mechanism (20) comprises a cylindrical storage and accommodation shell (201), a collection support column (202) fixed in the storage and accommodation shell (201), and a plurality of sample storage bottles (200) mounted on the collection support column (202);
the collection support column (202) is of a hollow structure, and the central distribution mechanism (30) comprises a collection injection needle tube (300) connected to the interior of the collection support column (202) through a sliding rail structure;
the side wall of the collecting support column (202) is provided with a plurality of needle tube through holes (301), and the axes of the needle tube through holes (301) are coincided with the axes of bottle mouths of the sample storage bottles (200);
a pumping accommodating shell (23) is fixedly arranged at the lower end of the storage accommodating shell (201), the pumping accommodating shell (23) is of a hollow structure, a first sampling conveying pump (24) is fixedly arranged in the pumping accommodating shell (23), and the output end of the first sampling conveying pump (24) is communicated with the interior of the acquisition injection needle tube (300) through a conveying tube;
the real-time monitoring mechanism (40) comprises a monitoring integrated cylinder (41) fixed at the lower end of the pumping accommodation shell (233), the monitoring integrated cylinder (41) is provided with a plurality of monitoring accommodation through holes (411), and a temperature sensor (401), a flow rate sensor (402), a conductivity sensor (403), a pH sensor (404), an ORP sensor (405) and a turbidity sensor (406) are respectively fixed in the monitoring accommodation through holes (411).
2. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: a hollow protective shell (921) is fixed at the top in the monitoring room (92), the hoisting mechanism (10) comprises a hoisting support column (11) which is fixed at the top in the monitoring room (92) and is positioned in the protective shell (921), a winding roller (12) is arranged on the hoisting support column (11) in a rotating fit manner, and a cable (120) is wound on the winding roller (12);
the hoisting support column (11) is of a hollow structure which is through up and down, a cable through hole (110) communicated with the inside of the hoisting support column (11) is formed in the side wall of the hoisting support column (11), a plurality of guide fixed pulleys (14) are fixed in the protective shell (921) and the hoisting support column (11), and one end of the cable (120) extends into the hoisting support column (11) through the cable through hole (110) under the guide effect of the guide fixed pulleys (14) and extends downwards along the axial direction of the hoisting support column (11);
a driven worm wheel (121) is fixed on the winding roller (12), a first driving motor (13) is fixed at the inner top of the monitoring chamber (92), a driving worm (131) is fixed on an output shaft of the first driving motor (13), and the driving worm (131) is meshed with the driven worm wheel (121).
3. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: a rotating support ring (203) is arranged in the storage containing shell (201) in a sliding fit manner, the rotating support ring (203) can slide along the axis direction of the storage containing shell (201), a sample support rotating ring (204) is arranged on the rotating support ring (203) in a rotating fit manner, a plurality of pairs of storage support plates (205) are fixed at the top of the sample support rotating ring (204), a plurality of storage bottle fixing cylinders (21) are connected between each pair of storage support plates (205), the bottle mouth of each sample storage bottle (200) is fixedly arranged in each storage bottle fixing cylinder (21), and the plurality of storage bottle fixing cylinders (21) are uniformly distributed and distributed on the storage support plates (205) along the axis direction of the storage containing shell (201);
the storage bottle fixing cylinder (21) penetrates through the storage bottle fixing cylinder along the axis of the storage bottle fixing cylinder to form a hollow structure, a fixing cylinder supporting rotating shaft (211) is fixed on the outer side of the storage bottle fixing cylinder (21), and the fixing cylinder supporting rotating shaft (211) is connected to the storage supporting plate (205) in a rotating fit mode;
follow store up two adjacent of shell (201) axis direction connect through linkage connecting rod (213) between the solid fixed section of thick bamboo of storage bottle (21), the both ends of linkage connecting rod (213) through the activity hinge structure with the solid fixed section of thick bamboo of storage bottle (21) are connected.
4. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 3, wherein: a positioning control ring (206) is fixedly arranged at the top of the plurality of pairs of storage supporting plates (205) together, and a T-shaped opening (2061) is formed in the positioning control ring (206);
the top be connected with positioning control pole (214) on linkage connecting rod (213), positioning control pole (214) upwards extend and follow wear out in T style of calligraphy trompil (2061), fixed spacing staff (2141) that is equipped with on positioning control pole (214).
5. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 3, wherein: the utility model discloses a sample storage bottle, including storage bottle fixed cylinder (21), the fixed ring of magnetism (212) has been inhaled in storage bottle fixed cylinder (21), the sample storage bottle (200) outside is located bottleneck department and has magnetic attraction cooperation ring (2001), magnetic attraction cooperation ring (2001) with fixed ring (212) are inhaled through magnetism and are fixed mode with sample storage bottle (200) are fixed in storage bottle fixed cylinder (21), the bottleneck internal fixation of sample storage bottle (200) has the rubber buffer.
6. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: gather support column (202) inside wall and be fixed with first track (31), first track (31) are followed gather support column (202) axis and extend and arrange, the sliding drive cooperation is equipped with first drive block (311) on first track (31), fixed connection is equipped with slope slide rail (32) on first drive block (311), the sliding drive cooperation is equipped with second drive block (321) on slope slide rail (32), it fixes to gather injection needle pipe (300) on second drive block (321).
7. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: an intermediate conveying tank (25) is fixedly arranged in the pumping accommodating shell (23), a filtering driving shell (251) is fixed at the top of the intermediate conveying tank (25), a filtering piston (252) is arranged in the intermediate conveying tank (25) in a sliding fit manner, a piston driving rod (253) is fixedly arranged on the filtering piston (252), the other end of the piston driving rod (253) extends into the filtering driving shell (251), an electric control telescopic rod (254) is fixedly arranged in the filtering driving shell (251), and the electric control telescopic rod (254) drives the filtering piston (252) to slide in the intermediate conveying tank (25) through the piston driving rod (253);
the filtering piston (252) is of a hollow structure, and a filter screen (2521) is fixedly arranged on the filtering piston (252);
a second sampling conveying pump (255) is fixedly arranged outside the middle conveying tank (25), the input end of the second sampling conveying pump (255) is communicated with the upper side part of the filtering piston (252) in the middle conveying tank (25), and the output end of the second conveying pump (255) is communicated with the inside of the collecting injection needle tube (300) through a pipeline;
the middle conveying tank (25) is provided with a water inlet (256), the water inlet (256) is communicated with the upper side part of the filtering piston (252) in the middle conveying tank (25), the lower end of the middle conveying tank (25) is provided with a water drainage hole (257), the water drainage hole (257) is communicated with the lower side part of the filtering piston (252) in the middle conveying tank (25), the water inlet (256) is provided with a single-side opening and closing cover plate which only allows external water to enter the middle conveying tank (25) through the water inlet (256), and the water drainage hole (257) is provided with a single-side opening and closing cover plate which only allows the water in the middle conveying tank (25) to be discharged outside through the water drainage hole (257).
8. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: the monitoring accommodating through hole (411) is internally fixed with a flow guide baffle (42), and a plurality of rotary baffles (421) are arranged in the flow guide baffle (42).
9. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: an auxiliary driving mechanism (50) used for driving the collecting and storing mechanism (20) to ascend and descend in the protective pipe (94) is arranged in the protective pipe (94), the auxiliary driving mechanism (50) comprises a hollow driving supporting cylinder (51) and a plurality of driving wheels (500) arranged in the driving supporting cylinder (51), a plurality of driving wheel extending openings (510) communicated with the inside of the driving wheel extending openings are formed in the side wall of the driving supporting cylinder (51) close to the upper end and the lower end, and the driving wheel extending openings (510) are uniformly distributed in the circumferential direction of the driving supporting cylinder (51);
a driving wheel support (511) is fixed on the inner side wall of the driving support cylinder (51) at the driving wheel extending opening (510), a driving wheel support rod (512) is connected to the driving wheel support (511) through a movable hinge, the driving wheel (500) is connected to one end of the driving wheel support rod (512) in a rotating fit manner, and a small restraining shaft (5121) is fixed at the other end of the driving wheel support rod (512);
a sliding fit column (52) coaxial with the driving support cylinder (51) is fixedly arranged in the driving support cylinder (51), two driving restraining rings (53) are arranged on the sliding fit column (52) in a sliding fit manner, a restraining ring groove (531) which penetrates through the driving restraining rings (53) along the axial direction is formed in the edge of the driving restraining rings (53), an inclined restraining groove (532) is formed in the inner side wall of the restraining ring groove (531), and the small restraining shaft (5121) is constrained in the inclined restraining groove (532) in a sliding fit manner;
the driving restraining ring (53) is provided with a threaded hole (533) which is through up and down, a threaded driving rod (534) is arranged in the threaded hole (533) in a transmission fit manner, and the upper end and the lower end of the threaded driving rod (534) are respectively connected to the upper end and the lower end in the driving supporting cylinder (51) in a rotating fit manner;
the thread directions of the thread holes (533) on the two driving restraining rings (53) are opposite, and the thread driving rod (534) is provided with two sections of external threads with opposite thread directions corresponding to the thread holes (533) on the two driving restraining rings (53);
and a second motor (54) is fixedly arranged in the driving support cylinder (51), and the second motor (54) is used for driving the threaded driving rod (534) to rotate.
10. The monitoring and sampling device for monitoring the water level and pollution of shallow groundwater according to claim 1, wherein: the inner side wall of the driving support drum (51) is close to the upper end and the lower end and is provided with a closed rotating ring (513) in a rotating fit manner at the position of the driving wheel extending opening (510), and a closed ring matching opening (5131) is formed in the closed rotating ring (513);
the sealed rotating ring (513) is fixedly connected with a third driven gear ring (5132), a third motor (55) is fixedly arranged in the driving support cylinder (51), a third driving gear (551) is fixedly arranged on an output shaft of the third motor (55), and the third driving gear (551) is meshed with the third driven gear ring (5132).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211310378.2A CN115616180A (en) | 2022-10-25 | 2022-10-25 | Monitoring and sampling device for monitoring water level and pollution of shallow groundwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211310378.2A CN115616180A (en) | 2022-10-25 | 2022-10-25 | Monitoring and sampling device for monitoring water level and pollution of shallow groundwater |
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| CN115616180A true CN115616180A (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211310378.2A Pending CN115616180A (en) | 2022-10-25 | 2022-10-25 | Monitoring and sampling device for monitoring water level and pollution of shallow groundwater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116147976A (en) * | 2023-04-13 | 2023-05-23 | 生态环境部南京环境科学研究所 | Soil and groundwater sampling integrated device for hydrogeology survey |
| CN116539832A (en) * | 2023-07-05 | 2023-08-04 | 北京建工环境修复股份有限公司 | Groundwater monitoring device for preventing groundwater cross contamination |
-
2022
- 2022-10-25 CN CN202211310378.2A patent/CN115616180A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116147976A (en) * | 2023-04-13 | 2023-05-23 | 生态环境部南京环境科学研究所 | Soil and groundwater sampling integrated device for hydrogeology survey |
| CN116147976B (en) * | 2023-04-13 | 2023-12-12 | 生态环境部南京环境科学研究所 | Soil and groundwater sampling integrated device for hydrogeology survey |
| CN116539832A (en) * | 2023-07-05 | 2023-08-04 | 北京建工环境修复股份有限公司 | Groundwater monitoring device for preventing groundwater cross contamination |
| CN116539832B (en) * | 2023-07-05 | 2023-09-08 | 北京建工环境修复股份有限公司 | Groundwater monitoring device for preventing groundwater cross contamination |
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