CN216247319U

CN216247319U - Urban river suspended sediment sampling device

Info

Publication number: CN216247319U
Application number: CN202122750564.5U
Authority: CN
Inventors: 王旭; 王永刚; 王恒嘉; 李亚翠; 伍娟丽
Original assignee: Beijing Academy Of Ecological And Environmental Protection
Current assignee: Beijing Academy Of Ecological And Environmental Protection
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-08
Anticipated expiration: 2031-11-11

Abstract

The utility model belongs to the technical field of river sediment sampling, and particularly relates to a suspended sediment sampling device for urban rivers, which comprises an operating mechanism, wherein a connection protection mechanism is connected onto the operating mechanism, a collection and storage mechanism is connected onto the connection protection mechanism, a power suction mechanism is arranged between the connection protection mechanism and the collection and storage mechanism, a pressure sensing mechanism is arranged on the connection protection mechanism, a one-way filtering mechanism is arranged on the collection and storage mechanism, the operating mechanism comprises an operating rod, a handle, a controller, a hollow sleeve and a conducting wire, the operating rod is a telescopic rod, the handle is connected with the operating rod, the top end of the hollow sleeve is connected with the end head of the operating rod, the bottom end of the hollow sleeve is connected with the connection protection mechanism, and the conducting wire is positioned inside the hollow sleeve and electrically connected with the controller and is used for conducting sampling by shore operation. The utility model can collect the bottom mud on the bank side, the collection operation is convenient, and the labor intensity is reduced.

Description

Urban river suspended sediment sampling device

Technical Field

The utility model relates to the technical field of river sediment sampling, in particular to a device for sampling urban river suspended sediment.

Background

The urban river is related to urban environment and urban appearance, bottom mud in the urban river is formed by depositing a mixture of clay, silt, organic matters and various minerals at the bottom of a water body after long-time physical, chemical, biological and other actions and water body transmission, and the collection and analysis of the bottom mud of the water body become an important way for treating water pollution because the bottom mud can release pollutants to the water body to cause endogenous pollution of the water body.

Due to the deep water of urban rivers, workers often take ships or launch the ships to collect bottom mud, the collection mode is very complicated, and the labor intensity is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that workers often take a boat or launch to collect bottom mud, the collection mode is very complicated, and the labor intensity is increased.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a city river suspension form bed mud sampling device, includes operating device, is connected with connection protection mechanism on the operating device, is connected with on the connection protection mechanism and gathers receiving mechanism, is provided with power suction means between connection protection mechanism and the collection receiving mechanism, is provided with pressure sensing mechanism on the connection protection mechanism, gathers and is provided with one-way filter mechanism on the receiving mechanism.

Preferably, operating device includes action bars, handle, controller, hollow cover and conduction line, and the action bars is the telescopic link, and the handle is connected with the action bars, and the top of hollow cover is connected with the end of action bars, and the bottom of hollow cover links to each other with connection protection mechanism, and the conduction line is located the inside of hollow cover and with controller electric connection for operation at the bank is sampled.

Preferably, the connection protection mechanism comprises a protection shell and an external thread connection cover, the protection shell is connected with the bottom end of the hollow sleeve, and the external thread connection cover is installed at the bottom of the protection shell and connected with the collection storage mechanism for connecting and protecting the motor.

Preferably, power suction means includes motor, drive shaft and spiral leaf, and the motor is installed at the top of external screw thread connection lid and is located the protective housing inside, motor and conducting wire electric connection, and the drive shaft links to each other with the output shaft of motor, and the spiral leaf sets up in the outside of drive shaft, and the drive shaft is connected through sealed bearing rotation with the external screw thread connection lid for provide power for gathering the bed mud.

Preferably, gather receiving mechanism including gathering a section of thick bamboo, square box, gather the hole, the counter weight conical head, the baffle, dead axle and torque spring, gather the inboard and the threaded connection of external screw thread connection lid of a section of thick bamboo, the drive shaft is in gathering a section of thick bamboo with the spiral leaf, gather a section of thick bamboo and the fixed intercommunication of square box, the bottom at square box is installed to the counter weight conical head, gather the hole and for two and the symmetry set up in the outside of square box, the baffle is two and is located two inboards of gathering the hole, the dead axle is connected with the baffle that corresponds and is connected with the inner wall rotation of square box, the torque spring cover is established in the outside of dead axle, torque spring's one end is connected with the baffle, torque spring's the other end and the interior wall connection of square box for collect the bed mud of gathering.

Preferably, one-way filter mechanism is including crossing filter port, arc counterweight plate and rotation axis, crosses filter port and is two and the symmetry offered in the outside of gathering a section of thick bamboo, and the rotation axis rotates and installs in the outside of gathering a section of thick bamboo, and arc counterweight plate links to each other with the rotation axis and covers in the outside of crossing filter port for filter the sediment of gathering, discharge the river.

Preferably, pressure sensing mechanism includes pressure sensor, sealed shell, pressure pole, sleeve, spring and atress board, and pressure sensor and sealed shell are all installed in the inboard of external screw thread connection lid, and pressure sensor is located sealed shell, and pressure sensor is connected with the transfer line, and pressure pole installs in pressure sensor's bottom, sleeve slidable mounting in the outside of pressure pole and with sealed shell sealing sliding connection, and spring mounting is between pressure pole and sleeve, and the atress board is installed in telescopic bottom for the pressure of sediment is gathered in the response, conveniently knows the quantity of gathering the sediment.

Compared with the prior art, the utility model has the advantages that:

according to the scheme, the weight of the balance weight conical head is utilized to throw the collecting cylinder into a river, so that the collecting cylinder sinks and is inserted into bottom mud, the filtering holes are blocked under the self weight of the arc-shaped balance weight plate, and a large amount of river water can be prevented from entering the collecting cylinder;

according to the scheme, the motor drives the spiral blade to rotate through the driving shaft, the spiral blade sucks air in the square box and discharges the air through the filtering hole, the baffle is turned over to leave the collecting hole by matching with the pressure of external bottom mud, the bottom mud and river water enter the square box and are conveyed upwards through the spiral blade, the bottom mud is filtered through the filtering hole and is retained in the collecting cylinder, the river water is discharged through the filtering hole, and the bottom mud can be collected simply;

this scheme is passed through the atress board and is given the effort for the spring, and the spring gives the effort for pressure pole, and pressure pole gives pressure sensor with the effort transmission, and after pressure sensor reached certain pressure value, the bed mud that explains the collection has been enough many, conveniently controls the quantity that the bed mud was gathered.

The utility model can collect the bottom mud on the bank side, the collection operation is convenient, and the labor intensity is reduced.

Drawings

FIG. 1 is a schematic structural diagram of a device for sampling suspended bottom mud of an urban river according to the present invention;

FIG. 2 is a schematic cross-sectional view of the control lever, the handle and the controller of FIG. 1;

FIG. 3 is a schematic view of a portion A of FIG. 2 according to the present invention;

fig. 4 is an exploded view of the shield, end shaft and torsion spring of the present invention.

In the figure: 1. an operating mechanism; 11. an operating lever; 12. a handle; 13. a controller; 14. a hollow sleeve; 15. a conductive line; 2. connecting a protection mechanism; 21. a protective shell; 22. the external thread is connected with the cover; 3. a power take-up mechanism; 31. a motor; 32. a drive shaft; 33. helical leaves; 4. a collecting and storing mechanism; 41. a collection cylinder; 42. a square box; 43. a collection well; 44. a counterweight cone head; 45. a baffle plate; 46. an end shaft; 47. a torsion spring; 5. a one-way filter mechanism; 51. a filtration pore; 52. an arc-shaped counterweight plate; 53. a rotating shaft; 6. a pressure sensing mechanism; 61. a pressure sensor; 62. sealing the shell; 63. a pressure lever; 64. a sleeve; 65. a spring; 66. a stress plate.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Referring to fig. 1-4, a city river suspended sediment sampling device comprises an operating mechanism 1, wherein a connection protection mechanism 2 is connected to the operating mechanism 1, a collection storage mechanism 4 is connected to the connection protection mechanism 2, a power suction mechanism 3 is arranged between the connection protection mechanism 2 and the collection storage mechanism 4, a pressure sensing mechanism 6 is arranged on the connection protection mechanism 2, and a one-way filtering mechanism 5 is arranged on the collection storage mechanism 4.

Referring to fig. 1 and 2, in this embodiment, the operating mechanism 1 includes an operating rod 11, a handle 12, a controller 13, a hollow sleeve 14 and a conducting wire 15, the operating rod 11 is a telescopic rod, the handle 12 is connected to the operating rod 11, a top end of the hollow sleeve 14 is connected to an end of the operating rod 11, a bottom end of the hollow sleeve 14 is connected to the connection protection mechanism 2, and the conducting wire 15 is located inside the hollow sleeve 14 and electrically connected to the controller 13.

Specifically, the operating rod 11 is used for supporting, the controller 13 is used for controlling electrical equipment, and the hollow sleeve 14 is made of soft materials.

Referring to fig. 1 and 2, in this embodiment, the connection protection mechanism 2 includes a protective shell 21 and an external thread connection cover 22, the protective shell 21 is connected to the bottom end of the hollow sleeve 14, and the external thread connection cover 22 is installed at the bottom of the protective shell 21 and connected to the collection and storage mechanism 4.

Specifically, the protective case 21 plays a role in connection while protecting the motor 31.

Referring to fig. 2, in the present embodiment, the power absorbing mechanism 3 includes a motor 31, a driving shaft 32 and a spiral blade 33, the motor 31 is installed on the top of the external connection cover 22 and is located inside the protective housing 21, the motor 31 is electrically connected to the conducting wire 15, the driving shaft 32 is connected to an output shaft of the motor 31, the spiral blade 33 is disposed outside the driving shaft 32, and the driving shaft 32 is rotatably connected to the external connection cover 22 through a sealed bearing.

Specifically, the motor 31 drives the spiral blade 33 to rotate through the driving shaft 32, the spiral blade 33 sucks the air inside the square box 42 away and discharges the air through the filtering hole 51, the baffle 45 is turned over to leave the collecting hole 43 by matching with the pressure of the outside sediment, and the sediment and river water enter the square box 42.

Referring to fig. 2, fig. 3 and fig. 4, in this embodiment, the collecting and accommodating mechanism 4 includes a collecting cylinder 41, a square box 42, collecting holes 43, a counterweight conical head 44, a baffle 45, end shafts 46 and a torsion spring 47, the inner side of the collecting cylinder 41 is in threaded connection with the external thread connection cover 22, the driving shaft 32 and the spiral blade 33 are both in the collecting cylinder 41, the collecting cylinder 41 is fixedly communicated with the square box 42, the counterweight conical head 44 is installed at the bottom of the square box 42, the collecting holes 43 are two and symmetrically arranged at the outer side of the square box 42, the baffle 45 is two and located at the inner side of the two collecting holes 43, the end shafts 46 are connected with the corresponding baffle 45 and rotatably connected with the inner wall of the square box 42, the torsion spring 47 is sleeved at the outer side of the end shafts 46, one end of the torsion spring 47 is connected with the baffle 45, and the other end of the torsion spring 47 is connected with the inner wall of the square box 42.

Specifically, the collecting cylinder 41 is thrown into the river by the weight of the counterweight conical head 44, and is sunk and inserted into the sediment, the sediment and the river water enter the square box 42, the sediment is retained in the collecting cylinder 41 through the filtration of the filter holes 51, and after the collection is finished, the corresponding collecting holes 43 are sealed by the baffle 45 under the torsion action of the torsion spring 47, so that the sediment is prevented from leaking.

Referring to fig. 1, 2 and 3, in the present embodiment, the one-way filtering mechanism 5 includes two filtering ports 51, two arc-shaped weight plates 52 and a rotating shaft 53, the two filtering ports 51 are symmetrically disposed on the outer side of the collecting cylinder 41, the rotating shaft 53 is rotatably mounted on the outer side of the collecting cylinder 41, and the arc-shaped weight plates 52 are connected to the rotating shaft 53 and cover the outer sides of the filtering ports 51.

Specifically, the filtering holes 51 are blocked under the self-weight of the arc-shaped weight plates 52, so that a large amount of river water can be prevented from entering the collecting cylinder 41, and the river water is filtered and discharged through the filtering holes 51

Referring to fig. 2 and 3, in the present embodiment, the pressure sensing mechanism 6 includes a pressure sensor 61, a sealing shell 62, a pressure rod 63, a sleeve 64, a spring 65 and a force-bearing plate 66, the pressure sensor 61 and the sealing shell 62 are both installed inside the male screw connection cover 22, the pressure sensor 61 is located inside the sealing shell 62, the pressure sensor 61 is connected to the conductive wire 15, the pressure rod 63 is installed at the bottom end of the pressure sensor 61, the sleeve 64 is slidably installed outside the pressure rod 63 and is slidably connected to the sealing shell 62, the spring 65 is installed between the pressure rod 63 and the sleeve 64, and the force-bearing plate 66 is installed at the bottom of the sleeve 64.

Specifically, along with the increase of the quantity of the collected sediment, pressure is generated on the stress plate 66, the stress plate 66 transmits the acting force to the spring 65, the spring 65 transmits the acting force to the pressure rod 63, the pressure rod 63 transmits the acting force to the pressure sensor 61, the pressure value is transmitted to the controller 13, and after the pressure sensor 61 reaches a certain pressure value, the collected sediment is enough to form a certain pressure on the pressure sensor 61.

When the device is used, the controller 13 is externally connected with a power supply, the telescopic length of the operating rod 11 is adjusted, the handle 12 is held, the collecting cylinder 41 is thrown into a river by using the weight of the counterweight conical head 44, the collecting cylinder sinks and is inserted into bottom mud, when the hollow sleeve 14 is soft, the counterweight conical head 44 and the collecting cylinder 41 are shown to be in contact with the bottom mud after entering the bottom of the river, and because the bottom mud is soft, the counterweight conical head 44 is easy to sink into the bottom mud, the filtering hole 51 is blocked under the self weight of the arc-shaped counterweight plate 52, and a large amount of river water can be prevented from entering the collecting cylinder 41;

the controller 13 is used for controlling the motor 31 to start, the motor 31 drives the spiral blade 33 to rotate through the driving shaft 32, the spiral blade 33 sucks air in the square box 42 away and discharges the air through the filtering hole 51, the baffle 45 is turned over to leave the collecting hole 43 by matching with the pressure of outside sediment, the sediment and river water enter the square box 42 and then are conveyed upwards through the spiral blade 33, the sediment is filtered through the filtering hole 51 and is retained in the collecting cylinder 41, and the river water is discharged through the filtering hole 51, so that the sediment can be collected simply;

along with the increase of the quantity of collected bottom mud, pressure is generated on a stress plate 66, the stress plate 66 transmits acting force to a spring 65, the spring 65 transmits the acting force to a pressure rod 63, the pressure rod 63 transmits the acting force to a pressure sensor 61, when the pressure sensor 61 reaches a certain pressure value, the collected bottom mud is enough to form a certain pressure on the pressure sensor 61, at the moment, a motor 31 is stopped, under the torsion action of a torsion spring 47, a baffle plate 45 seals a corresponding collecting hole 43 to avoid the leakage of the bottom mud, an operating rod 11 is used for rolling and collecting a collecting cylinder 41, as an external thread connecting cover 22 is in threaded connection with the collecting cylinder 41, the disassembly is convenient, after separation, the bottom mud in the collecting cylinder 41 can be guided out and collected, and then the whole body is cleaned for standby, all structures in the application can select materials and lengths according to actual use conditions, the drawings are schematic structural diagrams, and the specific actual size can be adjusted properly.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The utility model provides a city river suspension form bed mud sampling device, includes operating device (1), its characterized in that, operating device (1) is last to be connected with connection protection mechanism (2), be connected with on connection protection mechanism (2) and gather receiving mechanism (4), be provided with power suction means (3) between connection protection mechanism (2) and the collection receiving mechanism (4), be provided with pressure sensing mechanism (6) on connection protection mechanism (2), be provided with one-way filter mechanism (5) on the collection receiving mechanism (4).

2. The urban river suspended sediment sampling device according to claim 1, wherein the operating mechanism (1) comprises an operating rod (11), a handle (12), a controller (13), a hollow sleeve (14) and a conducting wire (15), the operating rod (11) is a telescopic rod, the handle (12) is connected with the operating rod (11), the top end of the hollow sleeve (14) is connected with the end of the operating rod (11), the bottom end of the hollow sleeve (14) is connected with the connection protection mechanism (2), and the conducting wire (15) is located inside the hollow sleeve (14) and electrically connected with the controller (13).

3. The urban river suspended sediment sampling device according to claim 2, wherein the connection protection mechanism (2) comprises a protective shell (21) and an external thread connection cover (22), the protective shell (21) is connected with the bottom end of the hollow sleeve (14), and the external thread connection cover (22) is installed at the bottom of the protective shell (21) and connected with the collection and storage mechanism (4).

4. The urban river suspended sediment sampling device according to claim 3, wherein the power suction mechanism (3) comprises a motor (31), a driving shaft (32) and a spiral blade (33), the motor (31) is installed at the top of the external thread connecting cover (22) and is located inside the protective shell (21), the motor (31) is electrically connected with the conducting wire (15), the driving shaft (32) is connected with an output shaft of the motor (31), and the spiral blade (33) is arranged on the outer side of the driving shaft (32).

5. The urban river suspended sediment sampling device according to claim 4, wherein the collection and storage mechanism (4) comprises a collection cylinder (41), a square box (42), collection holes (43), a counterweight conical head (44), baffle plates (45), an end shaft (46) and a torsion spring (47), the inner side of the collection cylinder (41) is in threaded connection with the external threaded connection cover (22), the drive shaft (32) and the spiral blade (33) are both in the collection cylinder (41), the collection cylinder (41) is fixedly communicated with the square box (42), the counterweight conical head (44) is installed at the bottom of the square box (42), the collection holes (43) are two and symmetrically arranged at the outer side of the square box (42), the baffle plates (45) are two and located at the inner sides of the two collection holes (43), the end shaft (46) is connected with the corresponding baffle plates (45) and is rotatably connected with the inner wall of the square box (42), the torsion spring (47) is sleeved on the outer side of the end shaft (46), one end of the torsion spring (47) is connected with the baffle plate (45), and the other end of the torsion spring (47) is connected with the inner wall of the square box (42).

6. The urban river suspended sediment sampling device according to claim 5, wherein the one-way filtering mechanism (5) comprises two filtering holes (51), two arc-shaped weight plates (52) and a rotating shaft (53), the two filtering holes (51) are symmetrically formed in the outer side of the collecting cylinder (41), the rotating shaft (53) is rotatably installed on the outer side of the collecting cylinder (41), and the arc-shaped weight plates (52) are connected with the rotating shaft (53) and cover the outer sides of the filtering holes (51).

7. The urban river suspended sediment sampling device according to claim 2, wherein the pressure sensing mechanism (6) comprises a pressure sensor (61), a sealing shell (62), a pressure rod (63), a sleeve (64), a spring (65) and a stress plate (66), the pressure sensor (61) and the sealing shell (62) are both installed on the inner side of the externally threaded connecting cover (22), the pressure sensor (61) is located in the sealing shell (62), the pressure sensor (61) is connected with the conducting wire (15), the pressure rod (63) is installed at the bottom end of the pressure sensor (61), the sleeve (64) is installed on the outer side of the pressure rod (63) in a sliding and sealing mode with the sealing shell (62), the spring (65) is installed between the pressure rod (63) and the sleeve (64), and the stress plate (66) is installed at the bottom of the sleeve (64).