CN113155201B - Self-adaptive monitoring device for water pollutants in urban water network - Google Patents
Self-adaptive monitoring device for water pollutants in urban water network Download PDFInfo
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- CN113155201B CN113155201B CN202110561346.9A CN202110561346A CN113155201B CN 113155201 B CN113155201 B CN 113155201B CN 202110561346 A CN202110561346 A CN 202110561346A CN 113155201 B CN113155201 B CN 113155201B
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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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
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
-
- 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
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
Abstract
The invention belongs to the technical field of urban sewage discharge pipe networks, and particularly relates to a self-adaptive monitoring device for water pollutants in an urban water network, which comprises a body and a mounting frame; the bottom of the body is connected with a probe rod in a sliding way, and the top of the probe rod is fixedly connected with a rack; a gear is rotatably connected in the body at a position corresponding to the rack, the gear is driven by a speed reduction motor, and the gear and the rack are meshed with each other; one side of the probe rod, which is close to the lower end, is uniformly provided with a group of electrodes, and each electrode is connected with the detection unit through a lead; one side of the probe rod, which is far away from the electrode, is fixedly connected with a graphite rod, and the graphite rod is connected with the detection unit through a lead; according to the invention, the rack and the probe rod are driven to slide up and down by the rotation of the gear, so that the downhole depth of an operator is reduced, the cleaning efficiency of stains on the probe rod is improved, the replacement difficulty of the electrode is reduced, and the maintenance efficiency of the monitoring device is improved.
Description
Technical Field
The invention belongs to the technical field of urban sewage discharge pipe networks, and particularly relates to a self-adaptive monitoring device for water pollutants in an urban water network.
Background
The water quality safety problem is a prominent problem in China, and is directly related to the life health of people. Water is a source of life, and is an important component of environmental resources, and the importance of water resources to life and production is self-evident. However, with the rapid development of social economy, industrial, agricultural and domestic wastewater poses a great threat to water environment, and the water environment is gradually deteriorated.
Some technical schemes related to an urban sewage discharge pipe network also appear in the prior art, for example, a chinese patent with application number 2018102277892 discloses an urban sewage discharge pipe network detection device and a detection method thereof, which includes a detection end and a central processing unit, wherein the detection end includes a rod-shaped body, a power supply, a plurality of conductivity detection modules and a transmission module are arranged on the body, and the power supply is respectively connected with the plurality of conductivity detection modules and the transmission module; the central processing unit comprises a receiving module, a processing module and an output end. Adopt this kind of urban sewage discharge pipe network detection device can judge whether intraductal water flows according to the volatility of conductivity value through central processing unit, judge whether intraductal water is rainwater or sewage according to the conductivity value, judge intraductal silt height and water level height according to the conductivity value that the conductivity detection module of co-altitude not detected, judge whether there is sewage and rainwater to mix according to the conductivity value that adjacent inspection shaft lid department shaft-like body detected, the whole sewage discharge pipe network of convenient management.
However, in the prior art, the monitoring device is arranged on the inner wall of the inspection well, when the probe rod is inserted into the bottom of the sewer pipe, the electrodes on the probe rod detect conductivity values at different heights of the sewer pipe in real time, and then water flow information and sewage concentration in the sewer pipe are generated after the electrodes are processed by the detection unit, but the electrodes can be corroded and fall off after being soaked in sewage for a long time, meanwhile, impurities in the sewage are easily adhered to the surfaces of the electrodes, the detection precision and sensitivity of the electrodes are affected, and the electrodes are limited by the volume of the inspection well, so that an operator can not conveniently get in the well to quickly replace the aged and corroded electrodes.
Therefore, the invention provides a self-adaptive monitoring device for water quality pollutants of an urban water network.
Disclosure of Invention
In order to make up for the defects of the prior art, the problem that in the prior art, when a monitoring device is arranged on the inner wall of an inspection well and a probe rod is inserted into the bottom of a sewer pipe, an electrode on the probe rod detects conductivity values at different heights of the sewer pipe in real time, and then water flow information and sewage concentration in the sewer pipe are generated after the electrode is processed by a detection unit, but the electrode is corroded and falls off after being soaked in sewage for a long time, and meanwhile, impurities in the sewage are easily adhered to the surface of the electrode, so that the detection precision and sensitivity of the electrode are influenced, and the electrode is limited by the volume limitation of the inspection well, so that an operator cannot conveniently go into the well to quickly replace the aged and corroded electrode is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a self-adaptive monitoring device for water quality pollutants of an urban water network, which comprises a body and a mounting rack; the bottom of the body is connected with a probe rod in a sliding way, and the top of the probe rod is fixedly connected with a rack; a gear is rotatably connected in the body at a position corresponding to the rack, the gear is driven by a speed reduction motor, and the gear and the rack are meshed with each other; one side of the probe rod, which is close to the lower end, is uniformly provided with a group of electrodes, and each electrode is connected with the detection unit through a lead; one side of the probe rod, which is far away from the electrode, is fixedly connected with a graphite rod, and the graphite rod is connected with the detection unit through a lead; when the device works, in the prior art, the monitoring device is arranged on the inner wall of the inspection well, when the probe rod is inserted into the bottom of the sewer pipe, the electrodes on the probe rod detect conductivity values at different heights of the sewer pipe in real time, and then water flow information and sewage concentration in the sewer pipe are generated after the electrodes are processed by the detection unit, but the electrodes are corroded and fall off after being soaked in sewage for a long time, and meanwhile, impurities in the sewage are easily adhered to the surfaces of the electrodes, so that the detection precision and sensitivity of the electrodes are influenced, and the device is limited by the volume of the inspection well, so that an operator is inconvenient to get in the well to quickly replace the aged and corroded electrodes; at the moment, the rack and the probe rod are driven to slide up and down by the gear rotation, so that the probe rod is close to the top of the inspection well after rising, the downhole depth of an operator is reduced, the cleaning efficiency of stains on the probe rod is improved, the replacement difficulty of the electrode is reduced, the maintenance efficiency of the monitoring device is further improved, when more impurities are wound on the probe rod, the falling efficiency of the impurities on the probe rod is improved by lifting and lowering the probe rod up and down, the bending deformation of the probe rod is reduced, and meanwhile, the smoothness of a sewer pipeline is ensured.
Preferably, the rack is made of an elastic steel strip; a winding drum is fixedly connected to the body on one side of the gear, a spiral winding groove is formed in the winding drum, and the upper end of the rack is embedded into the winding groove and is in sliding connection with the winding groove; through in elastic rack slips into spiral winding groove behind the gear drive, reduce the volume that occupies of rack in the rolling process, and then reduce monitoring devices 'area, further increase monitoring devices installation and availability factor in narrow and small environment, simultaneously with rack and gear built-in with body and a rolling section of thick bamboo, avoid the contact of moist corrosive gas and liquid in rack and gear and the inspection shaft, reduce the corruption of gear and rack, further improve rack and pinion's transmission efficiency, reduce the fault rate.
Preferably, a vertical groove is formed in the position, corresponding to the rack, in the body, and the section of the vertical groove is in a dovetail shape; the section shape of the rack is matched with that of the vertical groove, and the rack is embedded into the vertical groove and is connected with the vertical groove in a sliding manner; through rack embedding perpendicular groove, the cooperation dovetail is spacing to the rack for avoid gear anticlockwise rotation and the bending deformation of rack when the downward drive rack slides, make the rack along with perpendicular lapse of perpendicular groove, further increase the rigidity of rack lower extreme, increase the drive efficiency of rack to the probe rod.
Preferably, a first sliding hole formed in the top of the vertical groove is connected with a graphite block in a sliding mode, the bottom of the graphite block is attached to the side face of the rack, and a spring is fixedly connected between the graphite block and the bottom of the first sliding hole; the elasticity through the spring supports the graphite piece for the graphite piece supports the rack side, and then wears out the graphite piece at the smooth in-process of rack, and the graphite powder that the wearing and tearing formed increases the lubricating efficiency between rack and the perpendicular groove, further guarantees the smooth slip of rack in perpendicular groove.
Preferably, a group of Y-shaped ash discharge grooves are uniformly distributed in the vertical groove, ash discharge holes are formed in the bottom end of each ash discharge groove, and one ends, far away from the vertical groove, of the ash discharge holes are communicated with dust collecting units; the ash discharging groove that Y shape was arranged, when mingling with more graphite powder in the clearance between pond rack and the perpendicular groove, unnecessary graphite powder collects the ash discharging hole through the ash discharging groove in, later in the ash discharging hole arranges into the dust collection unit, reduces the excessive back of piling up in perpendicular inslot of graphite powder, reduces the sliding clearance between rack and the perpendicular groove, further reduces the sliding resistance of rack.
Preferably, the tooth root part of the rack is provided with an exhaust hole, and one end of the exhaust hole, which is far away from the gear, is arranged corresponding to the first sliding hole; one end of the exhaust hole, which is close to the gear, is provided with a gourd-shaped air bag, one side of the air bag, which is close to a gourd nozzle, is provided with a nozzle, and the nozzle is inserted into the exhaust hole; the middle part of the air bag is sleeved with an annular spring, and the inner diameter of the annular spring is slightly smaller than the outer diameter of the middle part of the air bag; the periphery of the annular spring is fixedly connected with the inner wall of the exhaust hole through a group of elastic ropes; the gasbag receives the extrusion when meshing through gear and rack, and then makes the gasbag slide and compressive deformation in to the exhaust hole, and then makes the air in the gasbag through the nozzle blowout back, through exhaust hole upward movement and intermittent type jack-up graphite piece, increases the graphite powder shake-off efficiency of adhesion on the graphite piece, and compressed air blows the graphite powder in the vertical groove simultaneously, further increases the even diffusion efficiency of graphite powder in vertical groove, increases the lubricating efficiency of rack.
Preferably, the bottom of the body is fixedly connected with an elastic butterfly-shaped bag, and the probe rod penetrates through the butterfly-shaped bag and is in sliding sealing connection with the butterfly-shaped bag; a water inlet is formed in the middle of the probe rod, one end of the water inlet is communicated with the butterfly-shaped bag through a one-way valve, and the other end of the water inlet is communicated with the periphery of the probe rod through a filter screen; a group of spray heads are uniformly distributed on the circumference of the bottom of the butterfly-shaped bag, one-way valves are arranged in the spray heads, and the bottom ends of the spray heads are inclined towards the direction close to the probe rod; when the probe rod slides downwards, the butterfly-shaped bag extends and generates negative pressure, then water flow is sucked from the sewer pipeline through the water inlet hole and the filter screen, the water flow is filtered and stored in the butterfly-shaped bag, and then when the probe rod slides upwards, the butterfly-shaped bag contracts and extrudes, so that water in the butterfly-shaped bag is sprayed out through the spray head and then washes the probe rod, the cleanliness of the electrode is further increased, and the detection precision of the electrode is increased.
Preferably, the cross section of the probe rod is in a water drop shape, and the tip of the probe rod faces to the direction away from the water flow; through the probe rod that the cross-section is the water droplet shape for when the probe rod inserted sewer pipe, reduce the resistance of probe rod to rivers in the sewer pipe, accelerate the velocity of water in the sewer pipe, reduce the hindrance of probe rod to rivers, reduce the transverse resistance that the probe rod received simultaneously, reduce the deformation of probe rod, further increase the vertical slip efficiency of probe rod.
Preferably, the probe rod is made of hot-melt plastics, a group of annular grooves are uniformly distributed on the probe rod close to the lower end of the probe rod, and heating rings are arranged in the annular grooves; the electrodes are arranged on the probe rods between the adjacent annular grooves and extend to the outside of the probe rods; a second sliding hole is formed in the position, corresponding to the electrode, in the probe rod, a conductive rod is connected in the second sliding hole in a sliding mode, a conductive spring is fixedly connected between the conductive rod and the bottom of the second sliding hole, and the conductive spring is connected with a power supply through a lead; the bottom of the conducting rod is fixedly connected with an insulator with the diameter smaller than that of the conducting rod, the other side of the electrode is fixedly connected with a stationary contact at a position corresponding to the second sliding hole, and the top of the stationary contact is provided with a groove matched with the insulator; the static contact is sequentially connected with the conductive unit and the heating ring in series and then is communicated with a power supply; after the electrode corrodes, the conducting rod slides downwards under the extrusion of conductive spring, later the conducting rod is electrified after contacting with the stationary contact, and then the heating ring of electrode top after making the corruption generates heat after the circular telegram, and then breaks away from after fusing the probe rod position at electrode place that corrodes, later make the electrode that does not corrode reinsert into sewer pipe bottom after making through gear drive probe rod gliding, further guarantee the detection precision of electrode rivers information and sewage concentration in the sewer pipe.
Preferably, the conductive unit comprises conductive holes, the conductive holes are vertically arranged in the probe rod, a group of metal clamping plates are uniformly distributed in the conductive holes, and the clamping plates are clamped with the inner walls of the conductive holes; graphite powder is filled in the conductive holes; through electrically conductive hole cooperation cardboard for when the probe rod of heating ring heating and fusing lower part, when guaranteeing that the heating ring is good electrically conductive the drop of the partial probe rod of accelerated corrosion.
The invention has the following beneficial effects:
1. according to the self-adaptive monitoring device for the water quality pollutants of the urban water network, the rack and the probe rod are driven to slide up and down when the gear rotates, so that the probe rod is close to the top of an inspection well after rising, the downhole depth of an operator is reduced, the cleaning efficiency of stains on the probe rod is improved, the replacement difficulty of electrodes is reduced, the maintenance efficiency of the monitoring device is further improved, when more impurities are wound on the probe rod, the falling efficiency of the impurities on the probe rod is improved by lifting and lowering the probe rod up and down, the bending deformation of the probe rod is reduced, and meanwhile, the smoothness of a sewer line is guaranteed.
2. According to the self-adaptive monitoring device for the water quality pollutants of the urban water network, after the electrodes are corroded, the conducting rod slides downwards under the extrusion of the conducting spring, then the conducting rod is electrified after being contacted with the static contact, so that the heating ring above the corroded electrodes is electrified and then generates heat, the position of the probe rod where the corroded electrodes are located is fused and then is separated, then the probe rod is driven by the gear to slide downwards, the non-corroded electrodes are inserted into the bottom end of the sewer pipe again, and the detection accuracy of water flow information and sewage concentration in the sewer pipe by the electrodes is further ensured.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a perspective view of the take-up spool of the present invention;
FIG. 5 is a schematic view of the configuration of the take-up spool and rack of the present invention;
FIG. 6 is a partial enlarged view of FIG. 5 at B;
FIG. 7 is a cross-sectional view taken at C-C of FIG. 5;
FIG. 8 is a partial cross-sectional view of the probe of the second embodiment;
in the figure: the device comprises a body 1, a mounting frame 11, a probe rod 12, a rack 13, a gear 14, an electrode 15, a graphite rod 16, a winding drum 2, a winding groove 21, a vertical groove 22, a first sliding hole 23, a graphite block 24, an ash discharge groove 25, an ash discharge hole 26, an exhaust hole 27, an air bag 28, a nozzle 29, an annular spring 3, a butterfly-shaped bag 31, a water inlet hole 32, a spray head 33, a heating ring 34, a second sliding hole 35, a conductive rod 36, a conductive spring 37, an insulator 38, a static contact 39, a conductive unit 4, a conductive hole 41 and a clamping plate 42.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1 to 7, the self-adaptive monitoring device for water quality pollutants of an urban water network comprises a body 1 and a mounting rack 11; the bottom of the body 1 is connected with a probe rod 12 in a sliding way, and the top of the probe rod 12 is fixedly connected with a rack 13; a gear 14 is rotatably connected to a position, corresponding to the rack 13, in the body 1, the gear 14 is driven by a speed reduction motor, and the gear 14 is meshed with the rack 13; a group of electrodes 15 are uniformly distributed on one side of the probe rod 12 close to the lower end, and each electrode 15 is connected with a detection unit through a lead; a graphite rod 16 is fixedly connected to one side of the probe rod 12, which is far away from the electrode 15, and the graphite rod 16 is connected with the detection unit through a lead; when the device works, in the prior art, the monitoring device is arranged on the inner wall of the inspection well, when the probe rod 12 is inserted into the bottom of the sewer pipe, the electrode 15 on the probe rod 12 detects conductivity values at different heights of the sewer pipe in real time, and then water flow information and sewage concentration in the sewer pipe are generated after the detection unit processes the conductivity values, but the electrode 15 is corroded and falls off after being soaked in sewage for a long time, and meanwhile, impurities in the sewage are easily adhered to the surface of the electrode 15, so that the detection precision and sensitivity of the electrode 15 are influenced, and the device is limited by the volume limit of the inspection well, so that an operator is inconvenient to get out of the inspection well to quickly replace the aged and corroded electrode 15; at the moment, the rack 13 and the probe rod 12 are driven to slide up and down by the rotation of the gear 14, so that the probe rod 12 is close to the top of the inspection well after rising, the downhole depth of an operator is reduced, the cleaning efficiency of stains on the probe rod 12 is improved, the replacement difficulty of the electrode 15 is reduced, the maintenance efficiency of the monitoring device is further improved, when more impurities are wound on the probe rod 12, the falling efficiency of the impurities on the probe rod 12 is improved by lifting and lowering the probe rod 12 up and down, the bending deformation of the probe rod 12 is reduced, and meanwhile, the smoothness of a sewer pipeline is ensured.
The rack 13 is made of an elastic steel strip; the winding drum 2 is fixedly connected to the body 1 on one side of the gear 14, a spiral winding groove 21 is formed in the winding drum 2, and the upper end of the rack 13 is embedded into the winding groove 21 and is in sliding connection with the winding groove 21; the elastic rack 13 is driven by the gear 14 to slide into the spiral winding groove 21, the occupied volume of the rack 13 in the winding process is reduced, the occupied area of the monitoring device is further reduced, the installation and use efficiency of the monitoring device in a narrow environment is further increased, meanwhile, the rack 13 and the gear 14 are built in the body 1 and the winding drum 2, the contact between the rack 13 and the gear 14 and wet corrosive gas and liquid in an inspection well is avoided, the corrosion between the gear 14 and the rack 13 is reduced, the transmission efficiency of the rack 13 of the gear 14 is further improved, and the failure rate is reduced.
A vertical groove 22 is formed in the body 1 at a position corresponding to the rack 13, and the cross section of the vertical groove 22 is dovetail-shaped; the section shape of the rack 13 is matched with that of the vertical groove 22, and the rack 13 is embedded into the vertical groove 22 and is connected with the vertical groove 22 in a sliding manner; the rack 13 is embedded into the vertical groove 22 and matched with the dovetail groove to limit the rack 13, so that the bending deformation of the rack 13 when the gear 14 rotates anticlockwise and drives the rack 13 to slide downwards is avoided, the rack 13 vertically slides downwards along with the vertical groove 22, the rigidity of the lower end of the rack 13 is further increased, and the driving efficiency of the rack 13 on the probe rod 12 is increased.
A first sliding hole 23 formed in the top of the vertical groove 22 is connected with a graphite block 24 in a sliding manner, the bottom of the graphite block 24 is attached to the side face of the rack 13, and a spring is fixedly connected between the graphite block 24 and the bottom of the first sliding hole 23; the elasticity through the spring supports graphite block 24 for graphite block 24 supports rack 13 side, and then wears away at rack 13 smooth in-process to graphite block 24, and the lubricated efficiency between rack 13 and the vertical slot 22 is increased to the graphite powder that the wearing and tearing formed, further guarantees the smooth slip of rack 13 in vertical slot 22.
A group of Y-shaped ash discharge grooves 25 are uniformly distributed in the vertical groove 22, an ash discharge hole 26 is formed in the bottom end of each ash discharge groove 25, and a dust collecting unit is communicated with one end, far away from the vertical groove 22, of each ash discharge hole 26; the ash discharge groove 25 arranged in the Y shape collects redundant graphite powder into the ash discharge hole 26 through the ash discharge groove 25 when more graphite powder is mixed in the gap between the tank rack 13 and the vertical groove 22, and then the redundant graphite powder is discharged into the dust collection unit through the ash discharge hole 26, so that the sliding gap between the rack 13 and the vertical groove 22 is reduced after the graphite powder is excessively accumulated in the vertical groove 22, and the sliding resistance of the rack 13 is further reduced.
The tooth root part of the rack 13 is provided with an exhaust hole 27, and one end of the exhaust hole 27 far away from the gear 14 is arranged corresponding to the first sliding hole 23; one end of the exhaust hole 27 close to the gear 14 is provided with a gourd-shaped air bag 28, one side of the air bag 28 close to a gourd mouth is provided with a nozzle 29, and the nozzle 29 is inserted into the exhaust hole 27; the middle part of the air bag 28 is sleeved with an annular spring 3, and the inner diameter of the annular spring 3 is slightly smaller than the outer diameter of the middle part of the air bag 28; the periphery of the annular spring 3 is fixedly connected with the inner wall of the exhaust hole 27 through a group of elastic ropes; the air bag 28 receives the extrusion when meshing through gear 14 and rack 13, and then make the air bag 28 slide and compressive deformation in to exhaust hole 27, and then make the air in the air bag 28 through nozzle 29 blowout back, through exhaust hole 27 upward movement and intermittent type jack-up graphite block 24, increase graphite powder shake-off efficiency of adhesion on the graphite block 24, compressed air blows the graphite powder in the vertical slot 22 simultaneously, further increase the even diffusion efficiency of graphite powder in vertical slot 22, increase rack 13's lubricating efficiency.
The bottom of the body 1 is fixedly connected with an elastic butterfly-shaped bag 31, and the probe rod 12 penetrates through the butterfly-shaped bag 31 and is connected with the butterfly-shaped bag 31 in a sliding and sealing manner; a water inlet hole 32 is formed in the middle of the probe rod 12, one end of the water inlet hole 32 is communicated with the butterfly-shaped bag 31 through a one-way valve, and the other end of the water inlet hole is communicated with the periphery of the probe rod 12 through a filter screen; a group of nozzles 33 are uniformly distributed on the circumference of the bottom of the butterfly-shaped bag 31, one-way valves are arranged in the nozzles 33, and the bottom ends of the nozzles 33 incline towards the direction close to the probe rod 12; when the probe 12 slides downwards, the butterfly-shaped bag 31 stretches and generates negative pressure, then water flow is sucked from a sewer pipeline through the water inlet 32 and the filter screen, the water flow passes through the butterfly-shaped bag 31 which is stored after being filtered, and then when the probe 12 slides upwards, the butterfly-shaped bag 31 contracts and extrudes, so that the probe 12 is washed after water in the butterfly-shaped bag 31 is sprayed out through the spray head 33, the cleanliness of the electrode 15 is further improved, and the detection precision of the electrode 15 is improved.
The cross section of the probe 12 is in a water drop shape, and the tip of the probe 12 faces to the direction away from the water flow; through the probe rod 12 of which the cross section is in a water drop shape, when the probe rod 12 is inserted into a sewer pipeline, the resistance of the probe rod 12 to water flow in the sewer pipeline is reduced, the water flow speed in the sewer pipeline is accelerated, the obstruction of the probe rod 12 to water flow is reduced, the transverse resistance of the probe rod 12 is reduced, the deformation of the probe rod 12 is reduced, and the vertical sliding efficiency of the probe rod 12 is further increased.
Example two
As shown in fig. 8, in the first comparative example, the probe 12 is made of hot-melt plastic, and a set of annular grooves are uniformly distributed on the probe 12 near the lower end, and a heating ring 34 is arranged in each annular groove; the electrode 15 is arranged on the probe rod 12 between the adjacent annular grooves, and the electrode 15 extends to the outside of the probe rod 12; a second sliding hole 35 is formed in the position, corresponding to the electrode 15, in the probe rod 12, a conductive rod 36 is connected in the second sliding hole 35 in a sliding mode, a conductive spring 37 is fixedly connected between the conductive rod 36 and the bottom of the second sliding hole 35, and the conductive spring 37 is connected with a power supply through a lead; the bottom of the conducting rod 36 is fixedly connected with an insulator 38 with the diameter smaller than that of the conducting rod 36, the other side of the electrode 15 is fixedly connected with a static contact 39 at a position corresponding to the second sliding hole 35, and the top of the static contact 39 is provided with a groove matched with the insulator 38; the static contact 39 is sequentially connected with the conductive unit 4 and the heating ring 34 in series and then is communicated with a power supply; after the electrode 15 is corroded, the conducting rod 36 slides downwards under the extrusion of the conducting spring 37, then the conducting rod 36 is electrified after being contacted with the static contact 39, the heating ring 34 above the corroded electrode 15 is electrified and then generates heat, the position of the probe 12 where the corroded electrode 15 is located is fused and then separated, the probe 12 is driven by the gear 14 to slide downwards, the non-corroded electrode 15 is inserted into the bottom end of the sewer pipe again, and the detection accuracy of the electrode 15 on water flow information and sewage concentration in the sewer pipe is further ensured.
The conductive unit 4 comprises a conductive hole 41, the conductive hole 41 is vertically arranged in the probe rod 12, a group of metal clamping plates 42 are uniformly distributed in the conductive hole 41, and the clamping plates 42 are clamped with the inner wall of the conductive hole 41; the conductive holes 41 are filled with graphite powder; when the heating ring 34 generates heat and fuses the probe rod 12 at the lower part by matching the clamping plate 42 with the conductive hole 41, the corrosion part of the probe rod 12 is accelerated to fall off while the heating ring 34 is ensured to be well conductive.
When the inspection well monitoring device works, the rack 13 and the probe rod 12 are driven to slide up and down through the rotation of the gear 14, so that the probe rod 12 is close to the top of the inspection well after rising, the well descending depth of an operator is reduced, the cleaning efficiency of stains on the probe rod 12 is improved, the replacement difficulty of the electrode 15 is reduced, the maintenance efficiency of the monitoring device is further improved, when more impurities are wound on the probe rod 12, the falling efficiency of the impurities on the probe rod 12 is improved through lifting and lowering the probe rod 12 up and down, the bending deformation of the probe rod 12 is reduced, and meanwhile, the smoothness of a sewer pipeline is ensured; the elastic rack 13 is driven by the gear 14 to slide into the spiral winding groove 21, so that the occupied volume of the rack 13 in the winding process is reduced, the occupied area of the monitoring device is further reduced, the installation and use efficiency of the monitoring device in a narrow environment is further improved, meanwhile, the rack 13 and the gear 14 are built in the body 1 and the winding cylinder 2, the contact between the rack 13 and the gear 14 and moist corrosive gas and liquid in an inspection well is avoided, the corrosion between the gear 14 and the rack 13 is reduced, the transmission efficiency of the rack 13 of the gear 14 is further improved, and the failure rate is reduced; the rack 13 is embedded into the vertical groove 22 and matched with the dovetail groove to limit the rack 13, so that the bending deformation of the rack 13 when the gear 14 rotates anticlockwise and drives the rack 13 to slide downwards is avoided, the rack 13 vertically slides downwards along with the vertical groove 22, the rigidity of the lower end of the rack 13 is further increased, and the driving efficiency of the rack 13 on the probe rod 12 is increased; the graphite block 24 is abutted against the side face of the rack 13 through the elasticity of the spring, so that the graphite block 24 is abutted against the side face of the rack 13, the graphite block 24 is further abraded in the sliding process of the rack 13, the lubricating efficiency between the rack 13 and the vertical groove 22 is increased by the graphite powder formed by abrasion, and the smooth sliding of the rack 13 in the vertical groove 22 is further ensured; when more graphite powder is mixed in the gap between the tank rack 13 and the vertical groove 22, redundant graphite powder is collected into the ash discharge hole 26 through the ash discharge groove 25 and then discharged into the dust collection unit through the ash discharge hole 26, so that the sliding gap between the rack 13 and the vertical groove 22 is reduced after the graphite powder is excessively accumulated in the vertical groove 22, and the sliding resistance of the rack 13 is further reduced; when the gear 14 is meshed with the rack 13, the air bag 28 is extruded, so that the air bag 28 slides into the exhaust hole 27 and is compressed and deformed, air in the air bag 28 is sprayed out through the nozzle 29, moves upwards through the exhaust hole 27 and intermittently jacks up the graphite block 24, the shaking-off efficiency of graphite powder adhered to the graphite block 24 is increased, meanwhile, compressed air blows the graphite powder in the vertical groove 22, the uniform diffusion efficiency of the graphite powder in the vertical groove 22 is further increased, and the lubricating efficiency of the rack 13 is increased; when the probe rod 12 slides downwards, the butterfly-shaped bag 31 stretches and generates negative pressure, then water flow is sucked from a sewer pipeline through the water inlet 32 and the filter screen, the water flow passes through the butterfly-shaped bag 31 which is stored after being filtered, and then when the probe rod 12 slides upwards, the butterfly-shaped bag 31 contracts and extrudes, so that the probe rod 12 is washed after water in the butterfly-shaped bag 31 is sprayed out through the spray head 33, the cleanliness of the electrode 15 is further improved, and the detection precision of the electrode 15 is improved; through the probe rod 12 of which the cross section is in a water drop shape, when the probe rod 12 is inserted into a sewer pipeline, the resistance of the probe rod 12 to water flow in the sewer pipeline is reduced, the water flow speed in the sewer pipeline is accelerated, the obstruction of the probe rod 12 to water flow is reduced, the transverse resistance of the probe rod 12 is reduced, the deformation of the probe rod 12 is reduced, and the vertical sliding efficiency of the probe rod 12 is further increased.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A self-adaptive monitoring device for water quality pollutants of an urban water network comprises a body (1) and a mounting rack (11); the method is characterized in that: the bottom of the body (1) is connected with a probe rod (12) in a sliding way, and the top of the probe rod (12) is fixedly connected with a rack (13); a gear (14) is rotatably connected to a position, corresponding to the rack (13), in the body (1), the gear (14) is driven by a speed reduction motor, and the gear (14) is meshed with the rack (13); one side of the probe rod (12) close to the lower end is uniformly provided with a group of electrodes (15), and each electrode (15) is connected with the detection unit through a lead; a graphite rod (16) is fixedly connected to one side of the probe rod (12) far away from the electrode (15), and the graphite rod (16) is connected with the detection unit through a lead;
the rack (13) is made of an elastic steel bar; a winding drum (2) is fixedly connected to the body (1) on one side of the gear (14), a spiral winding groove (21) is formed in the winding drum (2), and the upper end of the rack (13) is embedded into the winding groove (21) and is in sliding connection with the winding groove (21);
a vertical groove (22) is formed in the body (1) at a position corresponding to the rack (13), and the cross section of the vertical groove (22) is dovetail-shaped; the section shape of the rack (13) is matched with the vertical groove (22), and the rack (13) is embedded into the vertical groove (22) and is in sliding connection with the vertical groove (22);
a first sliding hole (23) formed in the top of the vertical groove (22) is connected with a graphite block (24) in a sliding mode, the bottom of the graphite block (24) is attached to the side face of the rack (13), and a spring is fixedly connected between the graphite block (24) and the bottom of the first sliding hole (23);
the tooth root part of the rack (13) is provided with an exhaust hole (27), and one end of the exhaust hole (27) far away from the gear (14) is arranged corresponding to the first sliding hole (23); one end of the exhaust hole (27) close to the gear (14) is provided with a gourd-shaped air bag (28), one side of the air bag (28) close to the gourd nozzle is provided with a nozzle (29), and the nozzle (29) is inserted into the exhaust hole (27); the middle part of the air bag (28) is sleeved with an annular spring (3), and the inner diameter of the annular spring (3) is slightly smaller than the outer diameter of the middle part of the air bag (28); the periphery of the annular spring (3) is fixedly connected with the inner wall of the exhaust hole (27) through a group of elastic ropes.
2. The self-adaptive monitoring device for water quality pollutants of urban water networks according to claim 1, is characterized in that: erect ash chute (25) that a set of Y shape was arranged of equipartition in groove (22), ash discharge hole (26) have been seted up to ash discharge chute (25) bottom, and the one end intercommunication that perpendicular groove (22) was kept away from in ash discharge hole (26) has the dust to collect the unit.
3. The self-adaptive monitoring device for water quality pollutants of urban water networks according to claim 1, is characterized in that: the bottom of the body (1) is fixedly connected with an elastic butterfly-shaped bag (31), and the probe rod (12) penetrates through the butterfly-shaped bag (31) and is connected with the butterfly-shaped bag (31) in a sliding and sealing manner; a water inlet hole (32) is formed in the middle of the probe rod (12), one end of the water inlet hole (32) is communicated with the butterfly-shaped bag (31) through a one-way valve, and the other end of the water inlet hole is communicated with the periphery of the probe rod (12) through a filter screen; a group of spray heads (33) are uniformly distributed on the circumference of the bottom of the butterfly-shaped bag (31), one-way valves are arranged in the spray heads (33), and the bottom ends of the spray heads (33) incline towards the direction close to the probe rod (12).
4. The self-adaptive monitoring device for water quality pollutants of urban water networks according to claim 3, characterized in that: the cross section of the probe rod (12) is in a water drop shape, and the tip of the probe rod (12) faces to the direction departing from the water flow.
5. The self-adaptive monitoring device for water quality pollutants of urban water networks according to claim 4, characterized in that: the probe rod (12) is made of hot-melt plastics, a group of annular grooves are uniformly distributed on the probe rod (12) close to the lower end, and heating rings (34) are arranged in the annular grooves; the electrode (15) is arranged on the probe rod (12) between the adjacent annular grooves, and the electrode (15) extends to the outside of the probe rod (12); a second sliding hole (35) is formed in the position, corresponding to the electrode (15), in the probe rod (12), a conducting rod (36) is connected in the second sliding hole (35) in a sliding mode, a conducting spring (37) is fixedly connected between the conducting rod (36) and the bottom of the second sliding hole (35), and the conducting spring (37) is connected with a power supply through a lead; the bottom of the conducting rod (36) is fixedly connected with an insulator (38) with the diameter smaller than that of the conducting rod (36), the other side of the electrode (15) is fixedly connected with a static contact (39) at a position corresponding to the second sliding hole (35), and the top of the static contact (39) is provided with a groove matched with the insulator (38); the static contact (39) is sequentially connected with the conductive unit (4) and the heating ring (34) in series and then is communicated with a power supply.
6. The self-adaptive monitoring device for water quality pollutants of urban water networks according to claim 5, is characterized in that: the conductive unit (4) comprises conductive holes (41), the conductive holes (41) are vertically arranged in the probe rod (12), a group of metal clamping plates (42) are uniformly distributed in the conductive holes (41), and the clamping plates (42) are clamped with the inner walls of the conductive holes (41); the conductive holes (41) are filled with graphite powder.
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| JP2006145336A (en) * | 2004-11-18 | 2006-06-08 | Toshiba Corp | Detector for measuring water quality |
| NL2014659B1 (en) * | 2015-04-17 | 2016-12-30 | A P Van Den Berg Holding B V | Soil probing device having a string of flexibly connected rod sections. |
| CN207962114U (en) * | 2017-12-30 | 2018-10-12 | 林少平 | A kind of pipe testing apparatus |
| CN208313957U (en) * | 2018-03-20 | 2019-01-01 | 宁波水芯物联网科技有限公司 | A kind of telescopic urban sewage discharge pipe network detection device |
| CN108488632B (en) * | 2018-03-20 | 2024-02-02 | 宁波水芯物联网科技有限公司 | Urban sewage discharge pipe network detection device and detection method thereof |
| CN208140683U (en) * | 2018-03-20 | 2018-11-23 | 苏州中安诺联环境技术服务有限公司 | A kind of city river water quality detecting device |
| CN207946131U (en) * | 2018-03-22 | 2018-10-09 | 天津世纪日月新能源科技发展有限公司 | A kind of Level monitor of geothermal well |
| CN209296518U (en) * | 2018-12-04 | 2019-08-23 | 山东天力润滑油有限公司 | A kind of diesel engine oil detector |
| CN210087949U (en) * | 2019-06-20 | 2020-02-18 | 南通理工学院 | Novel rack type mechanical transmission device |
| CN212255047U (en) * | 2020-03-18 | 2020-12-29 | 欧均伟 | River sewage real-time monitoring equipment |
| CN212364276U (en) * | 2020-07-06 | 2021-01-15 | 张兆涵 | A sewage detection device for environmental protection |
| CN212747789U (en) * | 2020-10-13 | 2021-03-19 | 傅靖 | Monitor for monitoring hydrology and water resource |
| CN112362972B (en) * | 2020-10-20 | 2021-08-24 | 中国海洋大学 | Spiral electrode resistivity probe rod and monitoring method thereof |
| CN112253936B (en) * | 2020-11-12 | 2022-09-13 | 吉林省拓维环保集团股份有限公司 | Intelligent online remote sewage monitoring system |
| CN112543308A (en) * | 2020-11-23 | 2021-03-23 | 温州弘顿广告设计有限公司 | Multi-angle intelligent monitoring equipment |
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