CN112903360A

CN112903360A - Urban river water environment detection device

Info

Publication number: CN112903360A
Application number: CN202110159821.XA
Authority: CN
Inventors: 陈染庄; 王静静; 赖佑贤; 肖孟富; 刘锦汉
Original assignee: Guangzhou Water Conservancy & Hydropower Station Construction Engineering Co ltd
Current assignee: Guangzhou Water Conservancy & Hydropower Station Construction Engineering Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-06-04
Anticipated expiration: 2041-02-05
Also published as: CN112903360B

Abstract

The invention discloses a device for detecting urban river water environment. The invention comprises the following steps: a first vertical plate and a second vertical plate are fixedly arranged on the inner wall at the top and the inner wall at the bottom of the boat body, a first hollow rod is fixedly arranged on the inner wall of the top of the ship body, a second hollow rod is arranged in the first hollow rod in a sliding mode, the bottom end of the second hollow rod extends to the lower portion of the ship body and is rotatably provided with a water taking tank, the water taking tank can be moved to a proper depth through the mutual matching of the first hollow rod, the second hollow rod, the strip-shaped groove, the strip-shaped toothed plate, the driven gear and other components, simultaneously through mutually supporting between components such as broken pole, impeller, sword type tooth, can clear up near getting debris such as pasture and water of water tank, solved current water environment detection device and received the influence of debris such as pasture and water easily when taking a sample, lead to the problem that can not be accurate carry out the sample to the quality of water of different regions in aquatic and the different degree of depth.

Description

Urban river water environment detection device

Technical Field

The invention relates to the technical field of environment detection equipment, in particular to a device for detecting urban river water environment.

Background

The water quality monitoring is a process for monitoring and determining the types of pollutants in water bodies, the concentrations and the change trends of various pollutants and evaluating the water quality conditions, the monitoring range is very wide, the water environment detection device comprises uncontaminated and contaminated natural water, various industrial drainage and the like, the water environment detection device can measure the pH value, the conductivity, the dissolved oxygen, the salinity, the dissolved quality, the seawater specific gravity, the temperature, the turbidity, the depth and the oxidation-reduction potential in situ, can meet the measurement requirements of various surface water, underground water, industrial and domestic sewage, cultivation and reclaimed water, can be widely applied to the fields of environmental protection, scientific research monitoring, production control and the like, is one of ideal special instruments for environmental monitoring and management in the industrial automation era, and has very wide water quality detection and test application, such as rivers, lakes, ponds, dams, wells, oceans, lakes, rivers, lakes, Groundwater, industrial wastewater, municipal sewage, agricultural water, fish farms, and the like;

the water environment detection device needs to sample water of different depths in a river channel before water sample detection is carried out, then the water sample is detected through a detection instrument, however, the existing water environment detection device is easily influenced by sundries such as aquatic weeds and sludge when sampling is carried out, so that the water quality of different regions and different depths in water cannot be accurately sampled, and the sampling precision and efficiency are reduced.

Disclosure of Invention

The invention aims to provide a device for detecting the water environment of an urban river channel, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an urban river water environment detection device comprises: the water pump water-saving boat comprises a boat body, a first vertical plate and a second vertical plate are fixedly mounted on the inner wall of the top of the boat body and the inner wall of the bottom of the boat body, a first hollow rod is fixedly mounted on the inner wall of the top of the boat body, a second hollow rod is slidably mounted in the first hollow rod, the bottom end of the second hollow rod extends to the lower portion of the boat body and is rotatably mounted with a water taking tank, a water pump is arranged at the top of the boat body, the top end of the first hollow rod extends to the upper portion of the boat body and is rotatably mounted with one end of a first L-shaped pipe, the other end of the first L-shaped pipe is communicated with a water inlet of the water pump, a second L-shaped pipe is arranged at the top of the boat body, one end of the second L-shaped pipe is communicated with a water outlet of the water pump, a plurality of supporting legs are fixedly mounted on the inner wall, the novel water purification ship is characterized in that a clear water bin is arranged in the ship body, a U-shaped pipe is arranged on the ship body, one end of the U-shaped pipe is communicated with a second L-shaped pipe, the other end of the U-shaped pipe extends into the clear water bin, one side, close to each other, of a first vertical plate and a second vertical plate is fixedly provided with the same strip-shaped plate, the strip-shaped plate is rotatably provided with two rotating pins, the outer sides of the two rotating pins are fixedly sleeved with a worm wheel and a driven gear, the outer side of a second hollow rod is provided with two strip-shaped grooves, the inner walls of the two strip-shaped grooves are fixedly provided with strip-shaped toothed plates, the two driven gears are respectively meshed with the corresponding strip-shaped toothed plates, one side of the first vertical plate is rotatably provided with one end of a first shaft, one side of the second vertical plate is provided with a double-shaft motor, the outer side of the first shaft is provided with two spiral teeth which are respectively engaged with corresponding worm gears in a radial direction, the two spiral teeth are symmetrically arranged, one end of a second shaft is rotatably arranged on the inner wall of one side of the box body, the other end of the second shaft extends to one side of the box body and is fixedly connected with a second output shaft of the double-shaft motor, a spiral conveying roller is fixedly sleeved on the outer side of the second shaft, slag discharge ports are respectively arranged at the bottoms of two sides of the box body, two slag collecting boxes are arranged on the inner wall of the bottom of the ship body and are respectively communicated with the corresponding slag discharge ports, a first gear is fixedly sleeved on the outer side of the second hollow rod, a third shaft is rotatably arranged on the inner wall of the top of the water taking box, the top end of the third shaft extends to the upper part of the water taking box and is fixedly sleeved with a second gear which is engaged with the, the bottom inner wall of the water taking tank is provided with a strip-shaped tank, the bottom end of a third shaft extends into the strip-shaped tank and is fixedly sleeved with a third gear, the outer side of the third shaft is fixedly sleeved with a first helical gear, the top inner wall and the bottom inner wall of the water taking tank are fixedly provided with the same vertical plate, the vertical plate is rotatably provided with a fourth shaft, one end of the fourth shaft is fixedly sleeved with an impeller, the other end of the fourth shaft extends to one side of the vertical plate and is fixedly sleeved with a second helical gear, the first helical gear and the second helical gear are meshed in a direction, the bottom inner wall of the water taking tank is rotatably provided with a plurality of fifth shafts, the top ends of the fifth shafts are fixedly sleeved with belt pulleys, the belt pulleys are in transmission connection with the same belt, the bottom ends of the fifth shafts extend to the lower part of the water taking tank and are respectively and fixedly provided with a plurality of crushing rods, and the outer side, and the fourth gear meshes with the third gear mutually, be provided with the detection device body in the hull, one side of detection device body is provided with the conveyer pipe, the other end of conveyer pipe extends to in the box, and is provided with the control valve on the conveyer pipe.

Furthermore, a plurality of water intakes have been seted up to one side of water intaking case, and all be provided with the filter plate in crossing a water intake.

Further, the bottom fixed mounting of first hollow pole has two limiting plates, and two limiting plates are respectively slidable mounting in the bar inslot that corresponds.

Further, the fixed cover in the outside of the hollow pole of second is equipped with the disc, fixed mounting has the annular baffle on the outer peripheral face of disc, the top of getting the water tank has the spacing ring for centre of a circle fixed mounting based on the hollow pole of second, and the outer peripheral face of spacing ring and annular baffle's inner wall sliding connection.

Furthermore, a plurality of knife-shaped teeth are arranged on the outer side of the water taking tank and are arranged at equal intervals.

Furthermore, a first electromagnetic valve is arranged on the second L-shaped pipe, and a second electromagnetic valve is arranged on the U-shaped pipe.

Furthermore, a mounting hole is formed in the second vertical plate, an inner ring of a sealing bearing is fixedly sleeved on the outer side of the first shaft, and an outer ring of the sealing bearing is fixedly mounted in the mounting hole.

Further, one side fixed mounting of second riser has the mounting bracket, and biax motor fixed mounting is in the mounting bracket.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the water taking tank can be moved to a proper depth through the mutual matching of the first hollow rod, the second hollow rod, the strip-shaped groove, the strip-shaped toothed plate, the driven gear and other components, and meanwhile, impurities such as aquatic weeds and the like near the water taking tank can be cleaned through the mutual matching of the crushing rod, the impeller, the knife-shaped teeth and other components, so that the problem that the water quality in different areas and different depths in water cannot be accurately sampled due to the fact that the existing water environment detection device is easily influenced by the impurities such as the aquatic weeds and the like during sampling is solved.

Drawings

FIG. 1 is a schematic structural diagram according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at position B;

FIG. 4 is a schematic cross-sectional view of a water intake box portion in an embodiment of the present invention;

fig. 5 is a partial enlarged view of the position C in fig. 4.

Reference numerals: 1. a hull; 2. a first vertical plate; 3. a second vertical plate; 4. a first hollow shaft; 5. a second hollow shaft; 6. a water pump; 7. a first L-shaped tube; 8. a second L-shaped tube; 9. a box body; 10. a first solenoid valve; 11. a U-shaped tube; 12. a clear water bin; 13. a second solenoid valve; 14. a strip plate; 15. a rotation pin; 16. a worm gear; 17. a driven gear; 18. a strip-shaped groove; 19. a strip toothed plate; 20. a limiting plate; 21. a first shaft; 22. a second shaft; 23. a double-shaft motor; 24. a slag collection box; 25. taking a water tank; 26. a disc; 27. an annular baffle; 28. a first gear; 29. a third axis; 30. a second gear; 31. a limiting ring; 32. a strip-shaped box; 33. a third gear; 34. a first helical gear; 35. a vertical plate; 36. a fourth axis; 37. an impeller; 38. a second helical gear; 39. a fifth shaft; 40. a belt pulley; 41. a belt; 42. a fourth gear; 43. the detection device body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-5, wherein fig. 1 is a schematic structural diagram according to an embodiment of the present invention; FIG. 2 is an enlarged view of a portion of the portion A of FIG. 1; FIG. 3 is an enlarged view of a portion of FIG. 1 at position B; FIG. 4 is a schematic cross-sectional view of a water intake box portion in an embodiment of the present invention; fig. 5 is a partial enlarged view of a position C in fig. 4, and the device for detecting the water environment in the urban river comprises: the water pump water-saving boat comprises a boat body 1, wherein a first vertical plate 2 and a second vertical plate 3 are fixedly mounted on the inner wall of the top of the boat body 1 and the inner wall of the bottom of the boat body 1, a first hollow rod 4 is fixedly mounted on the inner wall of the top of the boat body 1, a second hollow rod 5 is slidably mounted in the first hollow rod 4, the bottom end of the second hollow rod 5 extends to the lower part of the boat body 1 and is rotatably mounted with a water taking tank 25, a water pump 6 is arranged at the top of the boat body 1, the top end of the first hollow rod 4 extends to the upper part of the boat body 1 and is rotatably mounted with one end of a first L-shaped pipe 7, the other end of the first L-shaped pipe 7 is communicated with a water inlet of the water pump 6, a second L-shaped pipe 8 is arranged at the top of the boat body 1, one end of the second L-shaped pipe 8 is communicated with a water outlet of the, the other end of the second L-shaped pipe 8 extends into the ship body 1 and is communicated with the box body 9, a clean water bin 12 is arranged in the ship body 1, a U-shaped pipe 11 is arranged on the ship body 1, one end of the U-shaped pipe 11 is communicated with the second L-shaped pipe 8, the other end of the U-shaped pipe 11 extends into the clean water bin 12, one side, close to each other, of the first vertical plate 2 and the second vertical plate 3 is fixedly provided with a same strip-shaped plate 14, the strip-shaped plate 14 is rotatably provided with two rotating pins 15, the outer sides of the two rotating pins 15 are fixedly sleeved with a worm wheel 16 and a driven gear 17, the outer side of the second hollow rod 5 is provided with two strip-shaped grooves 18, the inner walls of the two strip-shaped grooves 18 are fixedly provided with strip-shaped toothed plates 19, the two driven gears 17 are respectively engaged with the corresponding strip-shaped toothed plates 19, one side of the first, one side of the second vertical plate 3 is provided with a double-shaft motor 23, the other end of the first shaft 21 extends to one side of the second vertical plate 3 and is fixedly connected with a first output shaft of the double-shaft motor 23, the outer side of the first shaft 21 is provided with two spiral teeth which are respectively engaged with the corresponding worm wheel 16 and are symmetrically arranged, one end of a second shaft 22 is rotatably arranged on the inner wall of one side of the box body 9, the other end of the second shaft 22 extends to one side of the box body 9 and is fixedly connected with a second output shaft of the double-shaft motor 23, the outer side of the second shaft 22 is fixedly sleeved with a spiral conveying roller, the bottoms of the two sides of the box body 9 are both provided with slag discharge ports, the inner wall of the bottom of the ship body 1 is provided with two slag collection boxes 24, the two slag collection boxes 24 are respectively communicated with the corresponding slag discharge ports, the outer side of the second hollow rod 5 is fixedly sleeved, a third shaft 29 is rotatably mounted on the inner wall of the top of the water taking tank 25, the top end of the third shaft 29 extends to the upper side of the water taking tank 25 and is fixedly sleeved with a second gear 30, the second gear 30 is meshed with the first gear 28, a strip-shaped tank 32 is arranged on the inner wall of the bottom of the water taking tank 25, the bottom end of the third shaft 29 extends into the strip-shaped tank 32 and is fixedly sleeved with a third gear 33, a first helical gear 34 is fixedly sleeved on the outer side of the third shaft 29, the inner wall of the top of the water taking tank 25 and the inner wall of the bottom are fixedly mounted with a same vertical plate 35, a fourth shaft 36 is rotatably mounted on the vertical plate 35, an impeller 37 is fixedly sleeved at one end of the fourth shaft 36, the other end of the fourth shaft 36 extends to one side of the vertical plate 35 and is fixedly sleeved with a second helical gear 38, the first helical gear 34 and the second helical gear 38 are meshed in a radial direction, and a, the top of a plurality of fifth shafts 39 is all fixed the cover and is equipped with belt pulley 40, and the transmission is connected with same belt 41 on a plurality of belt pulleys 40, and the bottom of a plurality of fifth shafts 39 all extends to the below of getting water tank 25 and respectively fixed mounting has a plurality of broken poles, and the fixed cover in the outside of the fifth shaft 39 that is close to impeller 37 one side is equipped with fourth gear 42, and fourth gear 42 and third gear 33 mesh mutually, be provided with detection device body 43 in the hull 1, one side of detection device body 43 is provided with the conveyer pipe, the other end of conveyer pipe extends to in the box 9, and is provided with the control valve on the conveyer pipe.

A plurality of water intakes have been seted up to one side of water intaking box 25, and all be provided with the filter plate in crossing a water intake, can carry out prefilter to the water that gets into in the water intaking box 25 through the filter plate.

The bottom fixed mounting of first hollow pole 4 has two limiting plates 20, and two limiting plates 20 are respectively slidable mounting in the bar groove 18 that corresponds, can make the hollow pole 5 of second follow the slip that first hollow pole 4 kept stable through limiting plate 20.

The disc 26 is fixedly sleeved on the outer side of the second hollow rod 5, the annular baffle 27 is fixedly installed on the outer peripheral surface of the disc 26, the limiting ring 31 is fixedly installed at the top of the water taking tank 25 based on the second hollow rod 5 as a circle center, the outer peripheral surface of the limiting ring 31 is in sliding connection with the inner wall of the annular baffle 27, and the annular baffle 27 and the disc 26 can prevent sundries such as aquatic plants from affecting the normal work of the first gear 28 and the second gear 30.

Get the outside of water tank 25 and be provided with a plurality of sword type teeth, and a plurality of sword type teeth are equidistant setting, can clear up near water plants and other debris of getting water tank 25 through a plurality of sword type teeth.

The second L-shaped pipe 8 is provided with a first electromagnetic valve 10, the U-shaped pipe 11 is provided with a second electromagnetic valve 13, and water flow can be guided as required through the first electromagnetic valve 10 and the second electromagnetic valve 13.

The mounting hole has been seted up on the second riser 3, the outside fixed cover of primary shaft 21 is equipped with seal bearing's inner circle, seal bearing's outer lane fixed mounting can make primary shaft 21 remain stable rotation through seal bearing in the mounting hole, can avoid in the water infiltration hull 1 simultaneously to influence the normal work of double-shaft motor 23.

One side fixed mounting of second riser 3 has the mounting bracket, and biax motor 23 fixed mounting can make biax motor 23 remain stable work through the mounting bracket in the mounting bracket.

Wherein, biax motor 23 and water pump 6 electric connection have power and switch respectively, and first solenoid valve 10 and second solenoid valve 13 electric connection have power and switch respectively.

In summary, in the urban river water environment detection device provided by the invention, during operation, the ship body 1 is firstly moved to a water area where water needs to be taken, a power supply is switched on, the double-shaft motor 23 is started, the first output shaft of the double-shaft motor 23 drives the two spiral teeth to drive the corresponding worm gears 16 to rotate in different directions through the first shaft 21, meanwhile, the driven gear 17 and the corresponding worm gears 16 keep synchronous rotation, the driven gear 17 and the strip-shaped toothed plate 19 drive the second hollow rod 5 to slide downwards along the inner wall of the first hollow rod 4, so as to drive the water taking tank 25 to extend downwards to a proper depth, the strip-shaped groove 18 and the limiting plate 20 can keep the second hollow rod 5 to stably slide along the inner wall of the first hollow rod 4, the water pump 6 is started, water at the depth of the water taking tank 25 is upwards pumped and conveyed into the tank body 9 under the action of the water pump 6, in the process of pumping water by the water pump 6, when water enters the water taking tank 25 through the water intake, impurities or garbage are filtered by the filter plate, the water enters the water taking tank 25 and upwards passes through the second hollow rod 5, the first hollow rod 4 and the first L-shaped pipe 7 and then enters the water pump 6, the water is conveyed into the tank body 9 through the second L-shaped pipe 8 under the action of the water pump 6, the water impacts the impeller 37 to rotate when passing through the impeller 37, the impeller 37 drives the second helical gear 38 to rotate through the fourth shaft 36, the second helical gear 38 drives the second gear 30 and the third gear 33 to rotate through the first helical gear 34, the water taking tank 25 is driven to rotate based on the second hollow rod 5 as a circle center under the action of the second gear 30 and the first gear 28, the third gear 33 drives the plurality of fifth shafts 39 through the cooperation of the fourth gear 42, the belt pulley 40 and the belt 41, so that the plurality of crushing rods rotate based on the corresponding fifth shafts 39 as circle centers, the near debris and pasture and water of water intaking tank 25 are cleared up under the effect of a plurality of sword type teeth and a plurality of crushing poles, thereby can avoid the debris such as pasture and water to block up the filter plate and influence normal water intaking operation, when the hollow pole 5 of second upwards or the lapse along the inner wall of first hollow pole 4, the second output shaft of double-shaft motor 23 drives the screw conveyor roller and clears up the precipitate in the box 9 with second axle 22, and arrange to collection sediment case 24 in through the row's cinder notch that corresponds, when detection device body 43 needs to carry out the water intaking, open the control valve and make water pass through the conveyer pipe and get into detection device body 43 and carry out detection operation in, open second solenoid valve 13, close first solenoid valve 10 simultaneously, carry water to the interior sample of leaving of clear water storehouse 12 and reserve under the effect of water pump 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an urban river water environment detection device which characterized in that includes: the water pump boat comprises a boat body (1), wherein a first vertical plate (2) and a second vertical plate (3) are fixedly mounted on the inner wall of the top of the boat body (1) and the inner wall of the bottom of the boat body (1), a first hollow rod (4) is fixedly mounted on the inner wall of the top of the boat body (1), a second hollow rod (5) is slidably mounted in the first hollow rod (4), the bottom end of the second hollow rod (5) extends to the lower part of the boat body (1) and is rotatably mounted with a water taking tank (25), a water pump (6) is arranged at the top of the boat body (1), the top end of the first hollow rod (4) extends to the upper part of the boat body (1) and is rotatably mounted with one end of a first L-shaped pipe (7), the other end of the first L-shaped pipe (7) is communicated with the water inlet of the water pump (6), a second L-shaped pipe (8) is arranged at the top of the boat body (1), one, the bottom inner wall of the ship body (1) is fixedly provided with a plurality of supporting legs, the top ends of the supporting legs are fixedly provided with the same box body (9), the other end of the second L-shaped pipe (8) extends into the ship body (1) and is communicated with the box body (9), a clear water bin (12) is arranged in the ship body (1), the ship body (1) is provided with a U-shaped pipe (11), one end of the U-shaped pipe (11) is communicated with the second L-shaped pipe (8), the other end of the U-shaped pipe (11) extends into the clear water bin (12), one side of the first vertical plate (2) and one side of the second vertical plate (3) which are close to each other are fixedly provided with the same strip-shaped plate (14), the strip-shaped plate (14) is rotatably provided with two rotating pins (15), the outer sides of the two rotating pins (15) are fixedly sleeved with a worm wheel (16) and a driven gear (17), and the outer side of the second hollow rod, all fixed mounting has bar pinion rack (19) on the inner wall of two bar grooves (18), and two driven gear (17) mesh with corresponding bar pinion rack (19) respectively, one side of first riser (2) is rotated and is installed the one end of primary shaft (21), one side of second riser (3) is provided with double-shaft motor (23), the other end of primary shaft (21) extends to one side of second riser (3) and with the first output shaft fixed connection of double-shaft motor (23), two helical teeth have been seted up in the outside of primary shaft (21), two helical teeth respectively with corresponding worm wheel (16) to the meshing, and two helical teeth are the symmetry setting, rotate the one end of installing secondary shaft (22) on the one side inner wall of box (9), the other end of secondary shaft (22) extends to one side of box (9) and with the second output shaft fixed connection of double-shaft motor (23), the fixed cover in the outside of secondary shaft (22) is equipped with the spiral conveying roller, the row's cinder notch has all been seted up to the both sides bottom of box (9), be provided with two collection cinder boxes (24) on the bottom inner wall of hull (1), and two collection cinder boxes (24) are linked together with the row's cinder notch that corresponds respectively, the fixed cover in the outside of the hollow pole of second (5) is equipped with first gear (28), it installs third shaft (29) to rotate on the top inner wall of water tank (25) to get, the top of third shaft (29) extends to the top of getting water tank (25) and fixed cover is equipped with second gear (30), second gear (30) meshes with first gear (28) mutually, be provided with triaxial bar case (32) on the bottom inner wall of getting water tank (25), the bottom of third shaft (29) extends to in bar case (32) and fixed cover is equipped with third gear (33), the outer side of the third shaft (29) is fixedly sleeved with a first helical gear (34), the top inner wall and the bottom inner wall of the water taking tank (25) are fixedly provided with a same vertical plate (35), the vertical plate (35) is rotatably provided with a fourth shaft (36), one end of the fourth shaft (36) is fixedly sleeved with an impeller (37), the other end of the fourth shaft (36) extends to one side of the vertical plate (35) and is fixedly sleeved with a second helical gear (38), the first helical gear (34) is meshed with the second helical gear (38) in the opposite direction, the bottom inner wall of the water taking tank (25) is rotatably provided with a plurality of fifth shafts (39), the top ends of the fifth shafts (39) are fixedly sleeved with belt pulleys (40), the belt pulleys (40) are rotatably connected with the same belt (41), and the bottom ends of the fifth shafts (39) extend to the lower part of the water taking tank (25) and are respectively and fixedly provided with a plurality of crushing rods, the fixed cover in the outside of being close to fifth axle (39) of impeller (37) one side is equipped with fourth gear (42), and fourth gear (42) and third gear (33) mesh mutually, be provided with detection device body (43) in hull (1), one side of detection device body (43) is provided with the conveyer pipe, the other end of conveyer pipe extends to in box (9), and is provided with the control valve on the conveyer pipe.

2. The urban river water environment detection device according to claim 1, wherein a plurality of water intake ports are formed in one side of the water intake tank (25), and filter plates are arranged in all the water intake ports.

3. The urban river water environment detection device according to claim 1, wherein two limiting plates (20) are fixedly mounted at the bottom end of the first hollow rod (4), and the two limiting plates (20) are slidably mounted in corresponding strip-shaped grooves (18) respectively.

4. The urban river water environment detection device according to claim 1, wherein a disc (26) is fixedly sleeved on the outer side of the second hollow rod (5), an annular baffle (27) is fixedly installed on the outer peripheral surface of the disc (26), a limiting ring (31) is fixedly installed at the top of the water taking tank (25) based on the second hollow rod (5) as a circle center, and the outer peripheral surface of the limiting ring (31) is slidably connected with the inner wall of the annular baffle (27).

5. The urban river water environment detection device according to claim 1, wherein a plurality of knife-shaped teeth are arranged on the outer side of the water taking tank (25), and the knife-shaped teeth are arranged at equal intervals.

6. The urban river water environment detection device according to claim 1, wherein a first electromagnetic valve (10) is arranged on the second L-shaped pipe (8), and a second electromagnetic valve (13) is arranged on the U-shaped pipe (11).

7. The urban river water environment detection device according to claim 1, wherein the second vertical plate (3) is provided with a mounting hole, an inner ring of a sealing bearing is fixedly sleeved on the outer side of the first shaft (21), and an outer ring of the sealing bearing is fixedly mounted in the mounting hole.

8. The urban river water environment detection device according to claim 1, wherein a mounting frame is fixedly mounted on one side of the second vertical plate (3), and the double-shaft motor (23) is fixedly mounted in the mounting frame.