CN115616592B

CN115616592B - River channel surveying equipment based on mobile ship

Info

Publication number: CN115616592B
Application number: CN202211638133.2A
Authority: CN
Inventors: 于治腾; 赵阳; 李星月; 连金玲; 兰杰; 张倩; 姜晓日
Original assignee: Fourth Exploration Team Of Shandong Coalfield Geology Bureau
Current assignee: Fourth Exploration Team Of Shandong Coalfield Geology Bureau
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-03-07
Anticipated expiration: 2042-12-20
Also published as: CN115616592A

Abstract

The invention relates to the technical field of river channel surveying, in particular to river channel surveying equipment based on a mobile ship, which comprises a mobile ship body, a support shaft, a water stirring paddle, a surveying unit and a sampling unit, wherein the support shaft is arranged on the mobile ship body; the existing surveying devices have the following disadvantages: when the width of the embankment is surveyed, special survey equipment is required, so that the workload is increased, and the survey time is prolonged; river water at different positions of a river channel cannot be adopted, so that the survey efficiency is influenced, detection errors are easy to occur when only the water at the position is detected, and the detection precision is further influenced; the width of the bank can be surveyed through the cooperation of the controller, the infrared distance meter and the GPS locator, and in addition, water samples can be extracted in a segmented mode while the width of the bank is surveyed, so that the surveying efficiency can be effectively improved; the invention can extract water samples in sections so as to be convenient for detecting the water quality conditions of different positions in river water, thereby improving the detection precision.

Description

River channel surveying equipment based on mobile ship

Technical Field

The invention relates to the technical field of river channel surveying, in particular to river channel surveying equipment based on a mobile ship.

Background

River channel surveying generally refers to finding regional geology, hydrogeology, engineering geological conditions along both banks of a river course and finding geological structures, geotechnical categories, density and water content states of river reach, wherein, whether to survey the width between the banks on both sides of the river channel, the width of the river channel needs to be surveyed, and in addition, in order to detect the water quality condition of river water, a certain amount of water samples need to be collected.

The chinese utility model patent of publication number CN212058748U provides the technical scheme about river channel surveys, it discloses a river channel surveys device, the device is preventing that the heavy board sinks in-process water and enters into in the storage box through the inlet opening, after certain water level, the lift post draws high, the storage box is relative ascending in a shutoff section of thick bamboo, the closing plate removes and plugs the inlet opening to the inside of a shutoff section of thick bamboo under the effect of shrink spring, store simultaneously the wash port on the box and the wash port dislocation on the shutoff section of thick bamboo, in storing the storage box with water, then will store the box and take out from the aquatic, thereby take a sample to the water of the different degree of depth.

However, the above patents have the following drawbacks: 1. the above patent can only accomplish the sampling operation of water, cannot survey the width of the bank while sampling, and also uses a dedicated width surveying device, thereby increasing the workload and increasing the surveying time.

2. Above-mentioned patent can only carry out water sampling operation in a certain department in the river course at every turn, can't gather the river of the different positions in river course to the influence surveys efficiency, only detects the detection error that appears easily to the water of this department moreover, and then the influence detects the precision.

Disclosure of Invention

1. The technical problem to be solved is as follows: the river channel surveying equipment based on the mobile ship can solve the problems pointed out in the background technology.

2. The technical scheme is as follows: in order to achieve the purpose, the invention adopts the following technical scheme that the river channel surveying equipment based on the mobile ship comprises a mobile ship body, a support shaft, water stirring paddles, a surveying unit and a sampling unit, wherein four rotating grooves are formed in the lower end of the mobile ship body, the support shaft is rotatably connected in the rotating grooves, a plurality of water stirring paddles are uniformly arranged on the outer wall of the support shaft in the circumferential direction, the surveying unit is arranged at the upper end of the mobile ship body, and the sampling unit is arranged in the mobile ship body.

Survey the unit and include the support frame, remove the hull upper end and be provided with infrared distance meter through the support frame, range finding probe is all installed to infrared distance meter's the left and right sides, removes hull upper end front side from left to right has set gradually controller and GPS locator, and the controller all passes through the wire with infrared distance meter and GPS locator and is connected.

The sampling unit includes the through-hole, it has seted up the through-hole to run through in the middle part of the removal hull, the spread groove rather than being linked together is all seted up to both sides around the through-hole, the left and right sides wall of through-hole is seted up flutedly, the symmetry rotates around the recess inner wall and is connected with two pivots, connect through the drive belt transmission between two pivots that correspond around, be provided with the linkage between drive belt and the removal hull, the drive belt is close to one side equidistant of through-hole and is provided with a plurality of backup pads, install the elastic webbing between two relative backup pads about, one side that the pivot the central axis was kept away from to the elastic webbing from left to right equidistant detachable is provided with a plurality of positioning seats, the one end detachable that the elastic webbing was kept away from to the positioning seat installs the rubber burette, press down subassembly and water intaking subassembly are installed to the through-hole inner wall, the water intaking subassembly is located and presses down the subassembly below.

According to a preferable technical scheme, the pressing assembly comprises a connecting plate, the connecting plate is installed on one side wall, opposite to the through hole, of the groove, a bearing plate is arranged on the opposite side of the connecting plate, two vertical plates are symmetrically installed on the front and back of the lower end of the bearing plate, a V-shaped plate is installed on the lower end of each vertical plate, a telescopic plate is hinged to one side, close to the middle of the bearing plate, of each V-shaped plate, an execution plate is hinged to the opposite side of each telescopic plate, a positioning cylinder is installed in the middle of the lower end of the bearing plate, and the telescopic end of each positioning cylinder is connected with the upper end of the execution plate.

As a preferred technical scheme, the linkage piece comprises a yielding groove, the lower end of the groove is provided with the yielding groove communicated with the groove, the yielding groove is connected with a telescopic shaft in a rotating mode, the telescopic shaft is connected with the supporting shaft, one side, away from the through hole, of the outer wall of the telescopic shaft is sleeved with a first gear, and a plurality of first tooth seats meshed with the first gear are uniformly arranged on one side, away from the through hole, of the outer wall of the transmission belt in the circumferential direction.

As a preferable technical scheme of the invention, one side of the V-shaped plate, which is far away from the telescopic plate, is provided with a guide plate, the guide plate consists of a horizontal section and an arc-shaped section which are connected with the V-shaped plate, wherein one end of the arc-shaped section, which is far away from the horizontal section, is gradually inclined upwards, and the arc-shaped section is positioned between an upper elastic belt and a lower elastic belt.

As a preferable technical scheme of the invention, the linkage piece further comprises a second gear and a second gear seat, the second gear is sleeved on one side, close to the through hole, of the outer wall of the telescopic shaft, and the second gear seat meshed with the second gear is uniformly arranged on one side, close to the through hole, of the outer wall of the transmission belt on the outer wall of the first gear seat in the circumferential direction.

As a preferred technical scheme of the invention, the water taking assembly comprises an L-shaped frame and clamping plates, the lower sides of the left side wall and the right side wall of the through hole are both provided with the L-shaped frame, the opposite sides of the L-shaped frame are symmetrically provided with the two clamping plates in the front-back direction, and the upper side and the lower side of the opposite sides of the clamping plates are both provided with round corners.

As a preferred technical scheme of the invention, the opposite sides of the first gear and the second gear are rotatably connected with an annular frame, the bottom of the abdicating groove is provided with a sliding groove, the lower end of the annular frame is provided with a deflector rod which is connected in the sliding groove in a sliding way, and the lower end of the deflector rod extends to the outside.

As a preferable technical solution of the present invention, the number of teeth of the second gear is greater than the number of teeth of the first gear, and the number of the second tooth holders is greater than the number of the first tooth holders.

3. Has the advantages that: 1. the surveying unit provided by the invention can survey the width of the bank through the cooperation of the controller, the infrared distance meter and the GPS locator, and can remind surveyors of positions with inconsistent bank widths when the width of the bank is too large or too small.

2. The sampling unit provided by the invention extrudes the rubber burette through the clamping plates, air in the rubber burette is extruded out, the water inlet of the rubber burette extends into river water, the rubber burette is drawn out from between the two clamping plates, the rubber burette resets and absorbs a water sample after losing the extrusion force of the clamping plates, so that the sampling of the river water is completed, and the rubber burettes on the multiple elastic belts at the opposite sides of the driving belt can sequentially absorb the water sample, so that the water sample can be extracted in a segmented manner, the water quality conditions at different positions in the river water can be detected, the detection precision is improved, the water sample can be extracted through the multiple rubber burettes at one time, the sample can be ensured to be sufficiently detected and used, and the detection errors can be avoided after multiple detections.

3. According to the invention, the rotating speed of the transmission belt can be changed by adjusting the meshing of the first gear and the first tooth holder and the meshing of the second gear and the second tooth holder, so that the rotating speeds of the transmission belt are different under the condition that the moving ship body has the same moving speed, the frequency of the rubber dropper on the transmission belt extending into river water is further reduced, the distance between two adjacent sampling points during sectional sampling is increased, and the sampling frequency can be adjusted according to the sampling requirement.

Drawings

The invention is further illustrated by the following examples in conjunction with the drawings.

Fig. 1 is a diagram of the working state of the present invention.

Fig. 2 is a schematic perspective view (from bottom to top) of the present invention.

Fig. 3 is a cross-sectional view (looking from right to left) of the present invention.

Fig. 4 is a first cut-away view of the moving hull of the present invention.

Fig. 5 is a partial enlarged view of fig. 4 at a.

Fig. 6 is a schematic view of the linkage of the present invention.

Fig. 7 is a partial perspective view of the sampling unit of the present invention.

Fig. 8 is a second cut-away view of the moving hull of the present invention.

Fig. 9 is a partial enlarged view of the invention at S of fig. 8.

Fig. 10 is a partial cross-sectional view (from front to back) of the present invention.

Fig. 11 is a third cut-away view of the mobile hull of the present invention (without the support plates, elastic bands and locating seats).

Reference numerals: 1. moving the hull; 2. a support shaft; 3. a water paddle; 4. a survey unit; 41. a support frame; 42. an infrared range finder; 43. a distance measuring probe; 44. a controller; 45. a GPS locator; 5. a sampling unit; 51. a through hole; 52. connecting grooves; 53. a rotating shaft; 54. a transmission belt; 55. a linkage member; 551. a yielding groove; 552. a telescopic shaft; 553. a first gear; 554. a first tooth holder; 555. a second gear; 556. a second toothholder; 557. an annular frame; 558. a sliding groove; 559. a deflector rod; 56. a support plate; 57. an elastic band; 58. positioning seats; 581. a rubber dropper; 59. a pressing assembly; 591. a connecting plate; 592. a bearing plate; 593. a vertical plate; 594. a V-shaped plate; 595. a retractable plate; 596. an execution plate; 597. positioning the air cylinder; 598. a guide plate; 50. a water intake assembly; 501. an L-shaped frame; 502. a clamping plate; 6. a bank; 7. river water.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

Referring to fig. 1, 2 and 4, a river channel surveying device based on a mobile ship comprises a mobile ship body 1, a support shaft 2, water stirring paddles 3, a surveying unit 4 and a sampling unit 5, wherein four rotating grooves are formed in the lower end of the mobile ship body 1, the support shaft 2 is rotatably connected in the rotating grooves, a plurality of water stirring paddles 3 are uniformly arranged on the outer wall of the support shaft 2 in the circumferential direction, the surveying unit 4 is arranged at the upper end of the mobile ship body 1, the sampling unit 5 is arranged in the mobile ship body 1, and the mobile ship body 1 is of a detachable splicing structure so as to be convenient to install and detach internal parts; in practical application, firstly, the movable ship body 1 floats on the water surface of river water 7, then a driving device (not shown in the figure) arranged on the movable ship body 1 is controlled by an external remote control device to drive the supporting shaft 2 to rotate intermittently, the supporting shaft 2 drives the water-stirring paddles 3 to rotate intermittently, so that the water-stirring paddles 3 stir the river water and drive the movable ship body 1 to move along the river channel, and meanwhile, the water-stirring paddles 3 drive the supporting shaft 2 to rotate under the action of water flow.

Continuing to refer to fig. 1, the surveying unit 4 comprises a supporting frame 41, the upper end of the movable ship body 1 is provided with an infrared distance meter 42 through the supporting frame 41, the left side and the right side of the infrared distance meter 42 are both provided with a distance measuring probe 43, the front side of the upper end of the movable ship body 1 is sequentially provided with a controller 44 and a GPS locator 45 from left to right, and the controller 44 is connected with the infrared distance meter 42 and the GPS locator 45 through conducting wires; in this embodiment, the infrared distance meter 42, the controller 44 and the GPS locator 45 adopted in the present invention are all the prior art; during operation, when the movable ship body 1 intermittently moves along a river channel, the controller 44, the infrared distance measuring instrument 42 and the GPS positioner 45 are sequentially started, the infrared distance measuring instrument 42 surveys the width of the banks 6 on two sides of the river channel through the distance measuring probe 43, so that the width of the banks 6 is surveyed, when the width of the banks 6 is too large or too small, the infrared distance measuring instrument 42 detects the width of the banks 6 through the distance measuring probe 43 and transmits signals to the controller 44, then the controller 44 transmits signals to the GPS positioner 45, so that the GPS positioner 45 transmits positioning to the remote control equipment, and a surveyor is reminded of recording positions with inconsistent widths of the banks 6.

Referring to fig. 2, 4, 7 and 10, the sampling unit 5 includes a through hole 51, a through hole 51 is formed through the middle of the movable hull 1, connecting grooves 52 communicated with the through hole 51 are formed in the front and rear sides of the through hole 51, grooves are formed in the left and right side walls of the through hole 51 and communicated with the connecting grooves 52, two rotating shafts 53 are rotationally connected to the inner walls of the grooves in a front-rear symmetrical manner, the two rotating shafts 53 corresponding to the front and rear sides are connected in a transmission manner through a transmission belt 54, a linkage member 55 is arranged between the transmission belt 54 and the movable hull 1, a plurality of supporting plates 56 are arranged on one side of the transmission belt 54 close to the through hole 51 at equal intervals, an elastic belt 57 is arranged between the two supporting plates 56 opposite to each other on the left and right, the elastic belt 57 can be stretched under the action of external force, the elastic belt 57 can be contracted under the action of external force, a plurality of positioning seats 58 are detachably arranged on one side of the elastic belt 57 away from the central axis of the rotating shafts 53 at equal intervals from the left to the right, a rubber dropper 581 is detachably arranged on one side of the elastic belt 58 away from the elastic belt 57, a detachable end of the rubber dropper 581, the rubber dropper 581 can be reset under the action of the self-action of the rubber dropper 581, a water suction assembly 51 and a water taking assembly 50 arranged on the inner wall of the positioning seat 51, and a pressing assembly 50 arranged under the water taking assembly 50, and a pressing assembly located under the water taking assembly 50 located under the external force.

Referring to fig. 4, 5, 6 and 7, the linkage member 55 includes a yielding groove 551, the lower end of the groove is provided with a yielding groove 551 communicated with the groove 551, the yielding groove 551 is rotatably connected with a telescopic shaft 552, the telescopic end of the telescopic shaft 552 and the fixed end thereof can only slide relatively but cannot rotate relatively, the telescopic shaft 552 is connected with the support shaft 2, one side of the outer wall of the telescopic shaft 552, which is far away from the through hole 51, is sleeved with a first gear 553, and one side of the outer wall of the transmission belt 54, which is far away from the through hole 51, is circumferentially and uniformly provided with a plurality of first tooth holders 554 meshed with the first gear 553; the linkage 55 further comprises a second gear 555 and a second gear seat 556, the second gear 555 is sleeved on one side, close to the through hole 51, of the outer wall of the telescopic shaft 552, the second gear 555 is circumferentially and uniformly arranged on one side, close to the through hole 51, of the first gear 553, the outer wall of the transmission belt 54 is circumferentially and uniformly provided with a plurality of second gear seats 556 meshed with the second gear 555, opposite sides of the first gear 553 and the second gear 555 are rotatably connected with an annular frame 557, a sliding groove 558 is formed in the bottom of the receding groove 551, a shifting rod 559 connected in the sliding groove 558 in a sliding manner is installed at the lower end of the annular frame 557, and the lower end of the shifting rod 559 extends to the outside; the number of teeth of the second gear 555 is greater than that of the first gear 553, and the number of the second toothholders 556 is greater than that of the first toothholders 554; in the initial state, the first gear 553 is engaged with the first block 554.

Referring to fig. 3, 8, 10 and 11, the pressing assembly 59 includes a connecting plate 591, a connecting plate 591 is installed on a side wall of the groove opposite to the through hole 51, a supporting plate 592 is installed on an opposite side of the connecting plate 591, two vertical plates 593 are symmetrically installed at the lower end of the supporting plate 592 in a front-back manner, a V-shaped plate 594 is installed at the lower end of the vertical plate 593, an expansion plate 595 is hinged to one side of the V-shaped plate 594 close to the middle of the supporting plate 592, the expansion plate 595 can extend or contract under the action of external force, a guide plate 598 is installed at one side of the V-shaped plate 594 far from the expansion plate 595, the guide plate 598 is composed of a horizontal section and an arc section connected with the V-shaped plate 594, wherein one end of the arc section far from the horizontal section gradually inclines upwards, and the arc section is located between the upper elastic belt 57 and the lower elastic belt 57; the opposite side of expansion plate 595 is articulated to have and carries out board 596, and supporting board 592 lower extreme mid-mounting has location cylinder 597, and location cylinder 597's flexible end is connected with carrying out board 596 upper end.

Referring to fig. 9, 10 and 11, the water intake assembly 50 includes an L-shaped frame 501 and two clamping plates 502, the L-shaped frame 501 is mounted on the lower sides of the left and right side walls of the through hole 51, the two clamping plates 502 are symmetrically arranged in front and at the back of the opposite sides of the L-shaped frame 501, the upper and lower sides of the opposite sides of the clamping plates 502 are both provided with rounded corners, and the opposite sides of the clamping plates 502 are connected with a plurality of rotating columns in an equidistant rotating manner.

When in work, the movable ship body 1 intermittently moves, so the supporting shaft 2 drives the water stirring paddle 3 to intermittently rotate, meanwhile, the first gear 553 is driven by the telescopic shaft 552 to rotate intermittently, the first gear 553 drives the transmission belt 54 to rotate by the first toothholder 554, the transmission belt 54 drives the elastic belt 57, the positioning seat 58 and the rubber dropper 581 to move circumferentially by the supporting plate 56, when the elastic band 57 moves below the rotation shaft 53, the elastic band 57 can be guided by the arc-shaped section of the guide plate 598, so that the elastic belt 57 smoothly contacts with the lower end of the horizontal section of the guide plate 598, and then the elastic belt 57 sequentially passes through the lower ends of the V-shaped plate 594 and the expansion plate 595 and moves to the lower end of the execution plate 596, at this time, the moving hull 1 stops moving, and the water inlet of the rubber dropper 581 extends into river water 7, the water paddle 3, the supporting shaft 2, the telescopic shaft 552, the first gear 553 and the transmission belt 54 pause, then the positioning cylinder 597 is started, the positioning cylinder 597 drives the execution plate 596 to move downwards, the execution plate 596 applies extrusion force to the elastic belt 57, the elastic belt 57 drives the positioning seat 58 at the lower end of the elastic belt 57 to move downwards, the positioning seat 58 drives the rubber dropper 581 to move downwards and be inserted into the opposite sides of the two clamping plates 502, the friction between the clamping plates 502 and the rubber dropper 581 can be reduced by the rotating columns at the opposite sides of the clamping plates 502, so that the rubber dropper 581 is smoothly inserted between the two clamping plates 502, the clamping plate 502 presses the rubber dropper 581, air inside the rubber dropper 581 is pushed out (as shown in fig. 9), and the lower half portion of the rubber dropper 581 extends into the river water 7, which is described, when the rubber dropper 581 is inserted between the two clamping plates 502, the inner walls of the rubber dropper 581 at both sides are not attached to each other, thereby ensuring that air is discharged downward.

Then, the ship body 1 is moved continuously, the water stirring paddle 3, the supporting shaft 2, the telescopic shaft 552, the first gear 553 and the transmission belt 54 are restored to rotate, the transmission belt 54 drives the positioning seat 58 to move continuously through the elastic belt 57, so that the positioning seat 58 drives the rubber dropper 581 to be drawn out from between the two clamping plates 502, the rubber dropper 581 resets after losing the extrusion force of the clamping plates 502 and sucks a water sample, and therefore the sampling of the river 7 is completed, the water sample can be sequentially sucked through the rubber droppers 581 on the multiple elastic belts 57 on the opposite sides of the transmission belt 54 by repeating the steps, the water sample can be extracted in a segmented mode, the water quality conditions of different positions in the river 7 can be detected conveniently, the detection precision is improved, the water sample can be extracted through the multiple rubber droppers 581 at one time, the sample can be detected and used sufficiently, and the detection errors can be reduced by multiple times of detection.

In addition, by shifting the shift lever 559, the shift lever 559 drives the first gear 553 and the second gear 555 to move to one side close to the through hole 51 through the annular frame 557, so that the second gear 555 is meshed with the second gear seat 556, and because the number of teeth of the second gear 555 is greater than that of the first gear 553, and the number of the second gear seat 556 is greater than that of the first gear seat 554, the rotating speed of the transmission belt 54 when the second gear 555 is meshed with the second gear seat 556 is less than that of the transmission belt 54 when the first gear 553 is meshed with the first gear seat 554, so that the rotating speeds of the transmission belt 54 are different under the condition of the same moving speed of the moving hull 1, and further, the frequency of the rubber dropper 581 on the transmission belt 54 extending into the river water 7 is reduced, so as to increase the distance between two adjacent sampling points during segmented sampling, and thus the sampling frequency can be adjusted according to the sampling requirement; after the sampling of the river water 7 is completed, the moving hull 1 is fished out of the river water 7, and then the rubber dropper 581 with the water sample attached to the positioning seat 58 is taken out for detection.

The working process of the invention is as follows: s1: firstly, a movable ship body 1 is put into a river channel to be surveyed, so that the movable ship body 1 floats on the water surface of river water 7, then a surveying staff controls a driving device outside the movable ship body 1 through an external remote control device to drive a supporting shaft 2 to rotate intermittently, the supporting shaft 2 drives a water stirring paddle 3 to rotate intermittently, so that the water stirring paddle 3 stirs the river water and drives the movable ship body 1 to move along the river channel, then a controller 44, an infrared distance meter 42 and a GPS (global positioning system) positioner 45 are sequentially started, the infrared distance meter 42 surveys the width of banks 6 on two sides of the river channel through a distance measuring probe 43, so that the width of the banks 6 is surveyed, when the width of the banks 6 is too large or too small, the infrared distance meter 42 detects the width of the banks 6 through the distance measuring probe 43 and transmits signals to the controller 44, then the controller 44 transmits signals to the GPS positioner 45, so that the GPS positioner 45 transmits positioning to the remote control device, and reminds the surveying staff of the positions where the widths of the banks 6 are inconsistent.

S2: the water paddle 3 drives the supporting shaft 2 to intermittently rotate and simultaneously drives the first gear 553 to intermittently rotate through the telescopic shaft 552, the first gear 553 drives the transmission belt 54 to rotate through the first toothed seat 554, the transmission belt 54 drives the elastic belt 57, the positioning seat 58 and the rubber dropper 581 to circumferentially move through the supporting plate 56, when the elastic belt 57 is displaced to the position below the rotating shaft 53, the movable ship body 1 stops moving, the water paddle 3, the supporting shaft 2, the telescopic shaft 552, the first gear 553 and the transmission belt 54 all stop moving, then the positioning cylinder 597 drives the execution plate 596 to downwards move to apply extrusion force to the elastic belt 57, the elastic belt 57 drives the rubber dropper 581 to downwards move through the positioning seat 58 at the lower end of the elastic belt 57 and insert the rubber dropper 581 between the two clamping plates 502, the rubber dropper 581 is extruded through the clamping plates 502, air inside the rubber dropper 581 is extruded, and a water inlet of the rubber dropper 581 extends into river water 7.

S3: then the ship body 1 is moved continuously, the water stirring paddle 3, the supporting shaft 2, the telescopic shaft 552, the first gear 553 and the transmission belt 54 are restored to rotate, the transmission belt 54 drives the positioning seat 58 to move continuously through the elastic belt 57, so that the positioning seat 58 drives the rubber dropper 581 to be drawn out from between the two clamping plates 502, the rubber dropper 581 restores after losing the extrusion force of the clamping plates 502 and sucks a water sample, and thus the sampling of the river water 7 is completed, and the rubber droppers 581 on the plurality of elastic belts 57 on the opposite sides of the transmission belt 54 can suck the water sample in sequence by repeating the steps, so that the water sample can be sucked in sections, and the water quality conditions of different positions in the river water 7 can be detected conveniently.

S4: poking rod 559, poking rod 559 passes through annular frame 557 and drives first gear 553 and second gear 555 and move to one side that is close to through-hole 51, make second gear 555 and second tooth seat 556 mesh mutually, with this rotational speed that reduces drive belt 54, thereby it is different to realize moving the rotational speed of hull 1 drive belt 54 under the condition of same translation speed, and then reduce the frequency that rubber dropper 581 stretches into in river 7 on the drive belt 54, so that the distance of adjacent two sampling points when the increase segmentation sampling, thereby can adjust sampling frequency according to the sample requirement.

S5: after the river water 7 is sampled, the movable hull 1 is fished out of the river water 7, and then the rubber dropper 581 provided with the water sample on the positioning seat 58 is taken out for detection.

The circuits and control methods involved in the present invention are all the prior art, and are not described herein again.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The river channel surveying equipment based on the mobile ship is characterized by comprising a mobile ship body (1), supporting shafts (2), water stirring paddles (3), a surveying unit (4) and a sampling unit (5), wherein four rotating grooves are formed in the lower end of the mobile ship body (1), the supporting shafts (2) are connected in the rotating grooves in a rotating mode, a plurality of water stirring paddles (3) are uniformly installed on the outer wall of each supporting shaft (2) in the circumferential direction, the surveying unit (4) is arranged at the upper end of the mobile ship body (1), and the sampling unit (5) is installed inside the mobile ship body (1);

the surveying device comprises a surveying unit (4) and a surveying device, wherein the surveying unit (4) comprises a supporting frame (41), the upper end of the movable ship body (1) is provided with an infrared distance meter (42) through the supporting frame (41), distance measuring probes (43) are respectively arranged on the left side and the right side of the infrared distance meter (42), a controller (44) and a GPS (global positioning system) locator (45) are sequentially arranged on the front side of the upper end of the movable ship body (1) from left to right, and the controller (44) is connected with the infrared distance meter (42) and the GPS (45) through leads;

the sampling unit (5) comprises a through hole (51), the middle of the movable ship body (1) is provided with the through hole (51) in a penetrating manner, connecting grooves (52) communicated with the through hole (51) are formed in the front side and the rear side of the through hole (51), grooves are formed in the left side wall and the right side wall of the through hole (51), two rotating shafts (53) are rotationally connected with the inner wall of each groove in a front-rear symmetrical manner, the two rotating shafts (53) corresponding to the front side and the rear side are in transmission connection through a transmission belt (54), a linkage part (55) is arranged between the transmission belt (54) and the movable ship body (1), a plurality of supporting plates (56) are arranged on one side, close to the through hole (51), of the transmission belt (54) at equal intervals, an elastic belt (57) is arranged between the two supporting plates (56) opposite to the left side and the right side, a plurality of positioning seats (58) are detachably arranged on one side, far away from the central axis of the rotating shafts (53), of the elastic belts (58), a rubber burette (581) is detachably arranged on one end, the positioning seats (58) far away from the elastic belt (57), a pressing component (59) is arranged on the inner wall of the pressing component (50) and a water taking component (50) is arranged on the inner wall of the pressing component below the pressing component (59);

the utility model discloses a press subassembly (59) including connecting plate (591), connecting plate (591) are installed for a lateral wall of through-hole (51) to the recess, the opposite side of connecting plate (591) is provided with bearing board (592), two riser boards (593) are installed to symmetry around bearing board (592) lower extreme, V-shaped board (594) are installed to the lower extreme of riser board (593), one side that V-shaped board (594) are close to bearing board (592) middle part articulates there is expansion plate (595), the opposite side of expansion plate (595) articulates there is execution board (596), bearing board (592) lower extreme mid-mounting has location cylinder (597), the flexible end and the execution board (596) upper end of location cylinder (597) are connected.

2. A mobile vessel based river course surveying arrangement according to claim 1, wherein: linkage (55) including stepping down groove (551), recess lower extreme is seted up and is linked together with it stepping down groove (551), and the groove of stepping down (551) internal rotation is connected with telescopic shaft (552), and telescopic shaft (552) are connected with back shaft (2), and one side cover that through-hole (51) were kept away from to telescopic shaft (552) outer wall is equipped with first gear (553), and a plurality of first toothholders (554) that mesh with first gear (553) are evenly installed to one side circumference that through-hole (51) were kept away from to drive belt (54) outer wall.

3. A mobile vessel based waterway survey apparatus according to claim 1, wherein: v-arrangement board (594) are kept away from one side of expansion plate (595) and are installed guide board (598), and guide board (598) comprises horizontal segment and the segmental arc that is connected with V-arrangement board (594), and wherein the one end that the horizontal segment was kept away from to the segmental arc upwards slopes gradually, and the segmental arc is located between two upper and lower elastic bands (57).

4. A mobile vessel based waterway survey apparatus according to claim 2, wherein: the linkage piece (55) further comprises a second gear (555) and a second gear seat (556), the second gear (555) is sleeved on one side, close to the through hole (51), of the outer wall of the telescopic shaft (552), and the second gear seat (556) meshed with the second gear (555) is uniformly arranged on one side, close to the through hole (51), of the first gear seat (554), of the outer wall of the transmission belt (54) in the circumferential direction.

5. A mobile vessel based waterway survey apparatus according to claim 1, wherein: the water taking assembly (50) comprises an L-shaped frame (501) and clamping plates (502), the L-shaped frame (501) is mounted on the lower sides of the left side wall and the right side wall of the through hole (51), the two clamping plates (502) are symmetrically arranged on the front side and the rear side of the opposite side of the L-shaped frame (501), and round corners are formed in the upper side and the lower side of the opposite side of the clamping plates (502).

6. A mobile vessel based waterway survey apparatus according to claim 4, wherein: the opposite sides of the first gear (553) and the second gear (555) are rotatably connected with an annular frame (557), the bottom of the abdicating groove (551) is provided with a sliding groove (558), the lower end of the annular frame (557) is provided with a deflector rod (559) which is connected in the sliding groove (558) in a sliding way, and the lower end of the deflector rod (559) extends to the outside.

7. A mobile vessel based waterway survey apparatus according to claim 4, wherein: the number of teeth of the second gear (555) is larger than that of the first gear (553), and the number of the second tooth holders (556) is larger than that of the first tooth holders (554).