CN220018394U

CN220018394U - Underwater sedimentation thickness detection device

Info

Publication number: CN220018394U
Application number: CN202321360186.2U
Authority: CN
Inventors: 高俊韬; 孙刘林; 查明华; 刘芳; 曹伟; 顾婷婷
Original assignee: Anhui Transportation Research Institute
Current assignee: Anhui Transportation Research Institute
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-11-14
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to an underwater fouling thickness detection device, comprising: the device comprises a frame, wherein conical rods matched with the conical rods are arranged around the bottom end of the frame, the two ends of the frame are connected with balancing weights through supporting plates, one side of the outer wall of each balancing weight is connected with L-shaped limiting plates which are symmetrical with the center of the frame, and the extending sections of the L-shaped limiting plates are fixedly connected with slots on the frame in a plugging and inserting mode; the detection mechanism is positioned on the frame and is used for detecting the underwater sedimentation thickness; the traction mechanism is used for guiding and dragging the measuring rod into the sediment in the detection box and comprises a guide ring which is arranged on the measuring rod and integrally formed, and a traction rope is movably connected to the guide ring. The beneficial effects are that: the technical problems that the device shakes under the condition of water flow under water, the safety performance is low, the measuring rod is difficult to insert into the bottom of sedimentation through self gravity, and data deviation occurs are solved.

Description

Underwater sedimentation thickness detection device

Technical Field

The utility model relates to the technical field of underwater detection devices, in particular to an underwater sedimentation thickness detection device.

Background

The siltation is a phenomenon that if the quantity of sediment transported from the upstream is larger than the sand carrying capacity of the river reach, excessive sediment can be deposited, and the sediment is piled up to raise the bed surface, namely the siltation.

The utility model discloses an underwater sedimentation thickness detection device in Chinese patent publication No. CN 214842914U, and relates to the technical field of underwater detection equipment. The underwater sedimentation thickness detection device comprises a protection frame, an observation box, a measuring rod, an observation camera and a rope, wherein the protection frame is used for being supported on sedimentation, and a lifting lug is arranged at the top of the protection frame; the observation box is arranged in the protection frame and comprises a closed accommodating cavity and a channel penetrating in the height direction, and the side wall of the channel is provided with a transparent area; the measuring rod is movably arranged in the channel, the upper end of the measuring rod is provided with a hanging ring, the measuring rod is provided with scales, and the measuring rod is used for inserting sedimentation; the observation camera is installed in the accommodating cavity. The device can rapidly, portably and economically measure the sediment thickness of the bottom plate of the power station stilling pool in muddy water.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: above-mentioned device at first does not have with the better fixed establishment of siltation department, consequently under the great rivers circumstances of running into the water bottom, appears rocking the phenomenon easily, is unfavorable for the safety inspection of device, and this mechanism will insert in the siltation through measuring stick under self gravity effect simultaneously, but when running into siltation department thickness great, is difficult to realize inserting measuring stick to siltation bottom through the dead weight, and then is unfavorable for accurate safety measurement, exists the great deviation phenomenon of data.

Disclosure of Invention

The utility model provides an underwater sedimentation thickness detection device, which aims to solve the technical problems that a device shakes under the condition that a mechanism is subjected to underwater water flow, the safety performance is low, a measuring rod is difficult to insert into the sedimentation bottom through self gravity and data deviation occurs.

The utility model is realized by adopting the following technical scheme: an underwater fouling thickness detection device, characterized by comprising:

the device comprises a frame, wherein conical rods matched with the conical rods are arranged around the bottom end of the frame, the two ends of the frame are connected with balancing weights through supporting plates, one side of the outer wall of each balancing weight is connected with L-shaped limiting plates which are symmetrical with the center of the frame, and the extending sections of the L-shaped limiting plates are fixedly connected with slots on the frame in a plugging and inserting mode;

the detection mechanism is positioned on the frame and is used for detecting the underwater sedimentation thickness;

the traction mechanism is used for movably guiding and dragging the measuring rod into the siltation in the detection box, and comprises a guide ring which is integrally formed on the measuring rod, the guide ring is movably connected with a traction rope, one end of the traction rope is fixed on the winding wheel, and the opposite end of the traction rope penetrates through a notch on the guide ring and extends to the outside.

Further, the detection box comprises a partition plate, a sealing cavity is formed between the partition plate and the inner wall of the detection box, a servo motor is fixedly installed at the top end of the partition plate, an output shaft of the servo motor extends to a screw shaft, a screw nut fixed on the clamping mechanism is in screw transmission on the screw shaft, and the screw nut drives the clamping mechanism to vertically move up and down along with the starting of the servo motor.

Still further, the screw shaft bottom is equipped with the rolling groove that is about detecting the incasement wall bottom, screw nut one end is connected with detecting the incasement wall through the crossbeam, it is equipped with the bar groove that is connected with the crossbeam to detect the incasement wall, measuring stick outer wall edge is equipped with the guide way that runs through the detection incasement portion, the guide way outside sets gradually respectively and is about detecting transparent plate and the camera on the incasement wall.

Still further preferably, the clamping mechanism comprises a cylinder fixed on the extending section of the screw nut, a piston rod on the cylinder is fixed on the pushing block, the pushing block and the sliding blocks at two ends are connected through a swinging rod, two sides of the swinging rod are respectively connected with the pushing block and the sliding blocks in a rotating connection mode, and along with the starting of the cylinder, the clamping part on the sliding block and the measuring rod are clamped or loosened.

Further preferably, a fixed block connected with the screw shaft is arranged on the inner wall of the partition plate, and a sealing ring is sleeved at the bottom end of the fixed block.

Further, the bottom end of the measuring rod is arranged in a conical shape, and the outer wall of the measuring rod is connected with scale marks matched with the measuring rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the device, the weight of an object can be increased by designing the frame, the conical rods, the balancing weights and the L-shaped limiting plates, so that the stability of the device is improved, meanwhile, the conical rods around the bottom end of the frame can be effectively silted at the joint and inserted into the silted interior, so that the stability of the device is further improved, and the device can be kept stable and is convenient to measure even under the condition of large water flow under water;

2. the device can be placed in water through the rope until the frame body reaches the water bottom, the measuring rod is inserted into the sediment under the action of self gravity, then the scale on the measuring rod is shot by the observation camera, the depth of the measuring rod inserted into the sediment can be obtained, so that the thickness of the sediment is obtained, and meanwhile, when the measuring rod encounters thicker sediment, the vertical downward acting force is obtained by the lifting mechanism matched with the measuring rod with the clamping mechanism, so that the measuring rod can be effectively ensured to reach the bottom of the sediment, and the measuring accuracy is improved;

3. the servo motor works in the corresponding sealing cavity, so that the normal use of the electric element is ensured, meanwhile, the power supply device can be placed on the partition plate in the sealing cavity, the power supply device can provide power for the air pump, the air pump is connected with the air cylinder, the air cylinder is enabled to be started, meanwhile, the corresponding winding wheel is arranged on the air pump, and the corresponding length adjustment of the guide pipe in the lifting process of the clamping mechanism is ensured.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of a test cassette of the present utility model;

fig. 4 is a schematic view of the clamping mechanism of the present utility model.

Main symbol description:

1. a frame; 2. a tapered rod; 3. balancing weight; 4. an L-shaped limiting plate; 5. a detection mechanism; 6. a traction mechanism; 7. a measuring rod; 8. a detection box; 9. a guide ring; 10. a traction rope; 11. a winding wheel; 12. a partition plate; 13. a servo motor; 14. a screw shaft; 15. a clamping mechanism; 16. a lead screw nut; 17. a cross beam; 18. a transparent plate; 19. a camera; 20. a cylinder; 21. a pushing block; 22. a slide block; 23. a swinging rod; 24. a clamping part; 25. graduation marks.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Referring to fig. 1 to 4, an underwater fouling thickness detection apparatus includes:

the device comprises a frame 1, wherein conical rods 2 matched with the frame 1 are arranged around the bottom end of the frame 1, the two ends of the frame 1 are connected with balancing weights 3 through supporting plates, one side of the outer wall of each balancing weight 3 is connected with an L-shaped limiting plate 4 which is symmetrical with the center of the frame 1, and the extending sections of the L-shaped limiting plates 4 are fixedly connected with slots on the frame 1 in a plugging and inserting mode;

a detection mechanism 5, wherein the detection mechanism 5 is positioned on the frame 1 and is used for detecting the underwater deposition thickness;

the traction mechanism 6, the traction mechanism 6 is arranged to movably guide and draw the measuring rod 7 into the sediment in the detection box 8, and the traction mechanism 6 comprises a guide ring 9 which is integrally formed on the measuring rod 7, a traction rope 10 is movably connected to the guide ring 9, one end of the traction rope 10 is fixed on the winding wheel 11, and the opposite end of the traction rope penetrates through a notch on the guide ring 9 and extends to the outside.

According to the specific embodiment of the scheme, the detection box 8 comprises a partition plate 12, a sealing cavity is formed between the partition plate 12 and the inner wall of the detection box 8, a servo motor 13 is fixedly arranged at the top end of the partition plate 12, an output shaft of the servo motor 13 extends to a screw shaft 14, screw nuts 16 fixed on a clamping mechanism 15 are spirally driven on the screw shaft 14, the screw nuts 16 drive the clamping mechanism 15 to vertically move up and down along with the starting of the servo motor 13, the servo motor 13 can correspondingly move in forward and backward directions and then move through spiral driving, the clamping mechanism 15 on the screw nuts 16 moves up and down, the cross beam 17 moves in a strip-shaped groove, deviation of a motion track of a driving part can be effectively prevented, meanwhile, the clamping mechanism 15 is started through an air cylinder 20, a slider 22 horizontally moves back and forth, a clamping part 24 is enabled to perform centering clamping work, an effective clamping rod 7 can be driven to move downwards together, downward acting force is provided, the fact that the measuring rod 7 can reach the bottom of a siltation can be guaranteed, and the measuring rod 7 can be kept from moving normally under the condition that the clamping part 7 does not work, and the measuring rod 7 is not normally moved.

The concrete embodiment of this scheme does, screw shaft 14 bottom is equipped with the rolling groove that is about detecting case 8 inner wall bottom, screw nut 16 one end is connected with detecting case inner wall through crossbeam 17, detecting case 8 inner wall is equipped with the bar groove that is connected with crossbeam 17, measuring stick 7 outer wall edge is equipped with the guide way that runs through detecting case inside, the guide way outside sets gradually respectively and is about detecting transparent plate 18 and camera 19 on the case inner wall.

The concrete embodiment of this scheme does, clamping mechanism 15 includes the cylinder 20 of fixing on screw nut 16 extension, piston rod on the cylinder 20 is fixed on pushing block 21, be connected through swinging arms 23 between pushing block 21 and the slider 22 at both ends, and swinging arms 23 both sides all are connected with pushing block 21 and slider 22 respectively through the rotation connected mode, along with cylinder 20 starts, clamping part 24 on slider 22 realizes pressing from both sides tightly or unclamping with measuring stick 7, the fixed block that is connected with screw shaft 14 is installed to baffle 12 inner wall, and the sealing washer is installed in the cup joint of fixed block bottom, measuring stick 7 bottom is the toper form setting, and is connected with the scale mark 25 rather than looks adaptation on the measuring stick 7 outer wall.

In a specific embodiment of the scheme, the graduation marks 25 adopt color distinguishing standards, so that the length of the measuring rod 7 inserted into the sediment can be clearly judged no matter from which angle the measuring rod 7 is observed under water, the length of the measuring rod 7 inserted into the sediment is equal to the thickness of the sediment, that is, the camera 19 shoots at an angle through the transparent plate 18, and the thickness of the sediment is directly obtained.

The concrete embodiment of this scheme does, this patent is through design frame 1, taper rod 2, balancing weight 3 and L type limiting plate 4, and at first the balancing weight 3 on the device can increase object weight to improve device stability, simultaneously frame 1 bottom all around taper rod 2 can effectual siltation meet the department and insert the siltation inside, thereby further improve the stability of device, even meet under the great circumstances of submarine rivers, also can keep stable, the measurement of being convenient for.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. An underwater fouling thickness detection device, characterized by comprising:

the device comprises a frame (1), wherein conical rods (2) matched with the frame are arranged around the bottom end of the frame (1), the two ends of the frame (1) are connected with balancing weights (3) through supporting plates, one side of the outer wall of each balancing weight (3) is connected with L-shaped limiting plates (4) which are symmetrical with the center of the frame (1), and the extending sections of the L-shaped limiting plates (4) are fixedly connected with slots on the frame (1) in a plugging and inserting mode;

the detection mechanism (5) is positioned on the frame (1) and is used for detecting the underwater deposition thickness;

traction mechanism (6), traction mechanism (6) are arranged in leading measuring stick (7) in detecting case (8) and pull to the siltation in, and traction mechanism (6) are including being about integrated into one piece's guide ring (9) on measuring stick (7), swing joint has haulage rope (10) on guide ring (9), haulage rope (10) one end is fixed on reel (11), and relative other end runs through notch and extends to outside on guide ring (9).

2. An underwater sedimentation thickness detection device as claimed in claim 1, characterized in that the detection box (8) comprises a partition plate (12), a sealing cavity is formed between the partition plate (12) and the inner wall of the detection box (8), a servo motor (13) is fixedly arranged at the top end of the partition plate (12), an output shaft of the servo motor (13) extends to a screw shaft (14), a screw nut (16) fixed on the clamping mechanism (15) is screwed on the screw shaft (14), and the screw nut (16) drives the clamping mechanism (15) to vertically move up and down along with the starting of the servo motor (13).

3. An underwater sedimentation thickness detection device as claimed in claim 2, characterized in that the bottom end of the screw shaft (14) is provided with a rolling groove at the bottom end of the inner wall of the detection box (8), one end of the screw nut (16) is connected with the inner wall of the detection box through a cross beam (17), the inner wall of the detection box (8) is provided with a strip groove connected with the cross beam (17), the edge of the outer wall of the measuring rod (7) is provided with a guide groove penetrating the inside of the detection box, and the outside of the guide groove is respectively provided with a transparent plate (18) and a camera (19) on the inner wall of the detection box in sequence.

4. An underwater fouling thickness detection apparatus as claimed in claim 3, characterized in that the clamping mechanism (15) comprises a cylinder (20) fixed on the extension of the screw nut (16), the piston rod on the cylinder (20) is fixed on a pushing block (21), the pushing block (21) and the sliding blocks (22) at the two ends are connected by a swinging rod (23), both sides of the swinging rod (23) are respectively connected with the pushing block (21) and the sliding blocks (22) by a rotating connection mode, and as the cylinder (20) is started, the clamping part (24) on the sliding blocks (22) is clamped or released with the measuring rod (7).

5. An underwater sedimentation thickness detection device as claimed in claim 2, characterized in that a fixed block connected with the screw shaft (14) is arranged on the inner wall of the partition plate (12), and a sealing ring is sleeved at the bottom end of the fixed block.

6. An underwater sedimentation thickness detection device as claimed in claim 1, characterized in that the bottom end of the measuring rod (7) is arranged in a conical shape, and the outer wall of the measuring rod (7) is connected with scale marks (25) which are matched with the measuring rod.