CN114858998B - Water environment detects protection device - Google Patents

Abstract

The invention relates to a water environment detection protection device, which comprises a mounting frame and a shearing fork mechanism which is arranged on the mounting frame and used for telescopic adjustment, wherein a clamping mechanism is arranged on the shearing fork mechanism, and a water taking mechanism for taking water is arranged in the clamping mechanism in a detachable mode; the invention can solve the following problems in the process of sampling the water body for detection in the prior art: in the prior art, although the pipe fittings for taking out are more, the water taking positions cannot be accurately and equidistantly adjusted, so that the distance between each water taking point and the water surface cannot be known; only the water taken out from different water taking positions can be mixed together for detection; the prior art can not fold the structure for collecting the water body sample, and a plurality of pipe fittings for collecting the water body sample occupy a relatively large volume again, so that the pipe fittings for collecting the water body sample are inconvenient to transport and store.

Description

Water environment detects protection device

Technical Field

The invention relates to the field of environmental monitoring, in particular to a water body environment detection and protection device.

Background

Environmental monitoring means that by means of modern technological means such as chemistry, physics, biology, medicine, telemetry, remote sensing, computer, etc., various mark data reflecting environmental quality and its change trend are monitored, measured and monitored, and the index reflecting environmental quality is monitored and measured to make comprehensive evaluation on environmental quality. The important content of environmental monitoring includes periodic sampling and detection of water.

Along with the development of science and technology, a great deal of optimization is carried out on the water sampling process by technicians in the related field, and for more accurate comparison, for example, chinese patent with publication number of CN112485397B discloses a water detection device for environmental monitoring based on the Internet of things; when the device is used, an operator moves the main body to a water source by using the belt brake wheel and controls the starting rotary motor to drive the threaded screw rod to rotate, so that the threaded cylinder, the connecting block and the mounting plate are driven to horizontally move and stretch out, meanwhile, the operator controls the starting electric telescopic rod to draw the main pipe into a water body and control the starting of the liquid pump, the auxiliary pipe is matched with the mounting plate and the drawing main pipe to horizontally and longitudinally move respectively, the auxiliary pipe and the branch pipes with different angles and positions are matched, water samples are drawn at different positions and different depths, and the tester detects the water samples.

However, the following problems also exist when sampling a body of water using the above prior art: 1. although the auxiliary pipes and the branch pipe plates are matched, the water taking positions cannot be accurately and equidistantly adjusted, so that the distance between each water taking point and the water surface cannot be known; the above-mentioned prior art can only mix the water that different water intakes put out and detect together, when need carry out the differential detection to the water that different positions were taken out, above-mentioned prior art can not be suitable for.

2. The above-mentioned prior art fails to fold the structure of extracting main pipe, cooperation accessory pipe and branch pipe, and above-mentioned extracting main pipe, cooperation accessory pipe and branch pipe's structure is comparatively occupation volume again to be inconvenient for carrying and accomodating extracting main pipe, cooperation accessory pipe and branch pipe.

Thus, under the above stated point of view, the prior art process of sampling a body of water has room for improvement.

Disclosure of Invention

In order to solve the problems, the invention provides a water environment detection protection device which comprises a mounting frame, wherein a shearing fork mechanism for telescopic adjustment is arranged on the mounting frame, a clamping mechanism is arranged on the shearing fork mechanism, and a water taking mechanism for taking water is arranged in the clamping mechanism in a detachable mode.

Through adopting above-mentioned technical scheme, cut fork mechanism and can drive fixture and water intaking mechanism and carry out equidistant regulation for water intaking mechanism can get into required position in the aquatic, then can carry out the water intaking sampling through water intaking mechanism in the different positions in the aquatic, later drive fixture and water intaking mechanism through cutting fork mechanism and upwards reset, outwards take out the water in the water intaking mechanism for detecting again.

The shearing fork mechanism comprises a plurality of shearing fork plates which are arranged in an X-shaped manner on the front side and the rear side and are uniformly arranged, a pin shaft middle rod is rotatably arranged at the intersection of the middle parts of the shearing fork plates on the front side and the rear side, pin shaft side rods are rotatably arranged between the two ends of the shearing fork plates on the front side and the rear side, the front ends of the pin shaft middle rods are connected with the clamping mechanism, and an adjusting unit is arranged between the pin shaft side rod on the uppermost end and the mounting frame.

Through adopting above-mentioned technical scheme, the distance between the round pin axle side lever of the uppermost can be adjusted to the adjusting unit to can adjust the angle between the fork board, make the round pin axle center pole can carry out equidistant regulation, in order to realize driving fixture and water intaking mechanism and get into the effect of different positions in the aquatic.

The clamping mechanism comprises a -shaped frame fixedly sleeved at the front end of the middle rod of the pin shaft, arc-shaped clamping plates used for clamping the water taking mechanism are symmetrically arranged on the inner side of the -shaped frame in a running fit mode, and a control unit used for controlling the arc-shaped clamping plates is further arranged on the inner side of the -shaped frame.

By adopting the technical scheme, the control unit can adjust the arc clamping plates, so that the arc clamping plates can clamp the water taking mechanism, and the clamped water taking mechanism can perform stable water taking operation; after water taking is completed, the arc clamping plates can be driven by the control unit to clamp the water taking mechanism, so that water in the water taking mechanism is conveniently discharged outwards.

The water taking mechanism comprises a water taking cylinder which is positioned at the upper end of a -shaped frame and clamped by an arc clamping plate, the water taking cylinder is of a hollow cylindrical structure in an opening at the upper end and the lower end, a lifting pumping plate is arranged in the water taking cylinder in a sliding manner, a lifting unit connected with a shearing fork plate is arranged at the upper end of the lifting pumping plate, the lifting pumping plate is driven by the lifting unit to slide up and down, a plugging plate made of glass material is arranged at the lower end of the water taking cylinder in a detachable manner, a connecting circular groove is formed at the lower end of the plugging plate, a rotating plate made of glass material is arranged in the connecting circular groove in a rotating fit manner, a first water inlet through hole penetrating the plugging plate is formed in the connecting circular groove, a second water inlet through hole corresponding to the first water inlet through hole is formed in the rotating plate, a rotating unit connected with the shearing fork plate is arranged at the lower side of the rotating plate, and the rotating plate is driven by the rotating unit to rotate.

By adopting the technical scheme, when the two ends of the shearing fork plate rotate along the middle rod of the pin shaft, the shearing fork plate can drive the lifting pumping plate to move upwards through the lifting unit, and after the lifting pumping plate moves upwards, negative pressure exists in the water taking cylinder; meanwhile, the rotating plate can be driven to rotate by the rotating unit in the moving process of the shearing fork plate, and when the water inlet through hole II is coincident with the water inlet through hole I, water sequentially passes through the water inlet through hole II and the water inlet through hole to enter the water taking cylinder together; and then the water taking cylinder is driven to move upwards through the shearing fork mechanism, and the rotating unit can drive the rotating plate to rotate reversely under the drive of the shearing fork plate, so that the first water inlet through hole and the second water inlet through hole are not overlapped any more, the blocking of the first water inlet through hole and the second water inlet through hole is finished, and the problem that water in the water taking cylinder flows outwards is avoided.

Preferably, the adjusting unit include spacing spout, sliding block, double-thread lead screw and rotation motor, the mounting bracket is rectangular frame structure, the equal bilateral symmetry in both sides has seted up spacing spout around the mounting bracket, the slip is provided with the sliding block in the spacing spout, the round pin axle side lever of topside is installed between the sliding block of both sides around, rotate between the spacing spout of front side be provided with sliding block screw-thread fit's double-thread lead screw, the screw thread opposite direction of double-thread lead screw both sides, rotation motor is installed to one side of double-thread lead screw, rotation motor fixed mounting is on the mounting bracket.

Through adopting above-mentioned technical scheme, when the water sampling is needed, open the rotation motor, the rotation motor output shaft rotation can drive the double-thread screw and rotate, can drive the round pin axle side lever of uppermost through the sliding block and remove when the double-thread screw rotates, and the removal opposite direction of both sides round pin axle side lever.

Preferably, the rear ends of the rest pin shafts except the uppermost pin shaft middle rod penetrate through the fork shearing plate and rotate the balancing weights with the strip-shaped structures, the lower ends of the rest balancing weights except the lowest balancing weights are provided with magnets I, and the upper ends of the balancing weights adjacent to the magnets I are provided with magnets II.

By adopting the technical scheme, the lower end of the balancing weight can be downward all the time under the action of gravity, so that the middle rod of the pin shaft can be limited, the rotation of the middle rod along with the shearing fork plate is avoided, and the problem that the clamping mechanism and the water taking mechanism incline is further avoided; after the shrinkage to shearing fork plate is accomplished, magnetite one and magnetite two mutually adsorb and can further avoid the round pin axle center pole to take place to rotate for from the in-process fixture of outside water intaking in the water intaking mechanism can not slope and rock.

Preferably, the control unit include round pin axle montant, a rotation section of thick bamboo, driven fork board, driven link plate, flexible cylinder and shape push-and-pull board, shape frame lower extreme has been seted up with the corresponding U-shaped groove of stifled orifice plate, shape frame upper end is laminated mutually with the lateral surface of a water intake section of thick bamboo, round pin axle montant symmetry is installed in shape frame inboardly, rotate the cover on the round pin axle montant lateral surface and be equipped with a rotation section of thick bamboo, one side that keeps away from on the rotation section of thick bamboo and cuts the fork board is connected with the arc splint, one side that is close to on two adjacent rotation section of thick bamboo is provided with driven fork board and driven link plate respectively, and driven fork board and driven link plate normal running fit, shape frame has been passed to the pole front end in the round pin axle and has been seted up the cylinder groove, be provided with flexible cylinder in the cylinder groove, flexible end of flexible cylinder passes the cylinder groove and is provided with the shape board that is located driven fork board outside.

By adopting the technical scheme, the control unit can clamp the water taking cylinder through the arc clamping plate; when the water taking cylinder needs to be clamped, the -shaped push-pull plate is driven by the telescopic cylinder to move to one side close to the telescopic cylinder, meanwhile, the driven connecting plate and the driven fork plate can rotate, and when the driven connecting plate and the driven fork plate rotate, the arc-shaped clamping plate can be driven by the rotating cylinder to clamp the water taking cylinder, so that the stability of the water taking cylinder in the water taking sampling process is improved; when the water taking cylinder is required to be taken out outwards, the -shaped push-pull plate is driven to move to the side far away from the telescopic cylinder through the telescopic cylinder, the arc clamping plate is not used for clamping the water taking cylinder any more, and then the water taking cylinder can be taken out to the side far away from the -shaped push-pull plate.

Preferably, the lifting pumping plate outer side face on be provided with the rubber seal who laminates mutually with a water taking section of thick bamboo, water taking section of thick bamboo upper end be provided with and be used for carrying out spacing ring to lifting pumping plate, the rotor plate on be located two upper ends of water inlet through hole and be provided with the rubber extension circle that laminates mutually with connecting circular groove upper side wall, water inlet through hole two inboard be provided with the filter screen, stifled orifice plate and water taking section of thick bamboo threaded connection.

By adopting the technical scheme, the limit ring can prevent the lifting pumping plate from separating from the water taking cylinder in the upward moving process; the rubber sealing ring can prevent water or air from flowing from the gap between the lifting water pumping plate and the water taking cylinder, so that the air pumping effect of the lifting water pumping plate is improved; the glue extending ring can prevent water from flowing from the gap between the rotating plate and the plugging plate when the first water inlet through hole and the second water inlet through hole are not communicated, so that the tightness of the rotating plate and the plugging plate is improved; the filter screen can filter water to prevent larger impurities from entering the water taking cylinder; when the microscope is used for observing substances in water, the plugging plate can be detached from the lower end of the water taking cylinder, and at the moment, the microscope can be used for directly observing the substances between the plugging plate and the rotating plate; the inner wall of the water taking barrel is convenient to clean after the plugging plate is detached.

Preferably, the lifting unit comprises a lifting round rod, a driven magnetic ring, a driven plate, a supporting plate inserting block and a lifting supporting plate, wherein the lifting round rod is arranged at the upper end of the lifting pumping plate, at least two driven magnetic rings which are distributed up and down are arranged at the upper side of the water taking cylinder, the driven plate is arranged between the driven magnetic rings on the outer side face of the lifting round rod in a magnetic attraction mode, a limiting inserting hole is formed in the driven plate, the supporting plate inserting block is inserted in the limiting inserting hole in a sliding mode, the lower end of the supporting plate inserting block is fixed with the -shaped frame, the lifting supporting plate positioned at the lower side of the driven plate is arranged at the front end of the front shearing plate, and the lifting supporting plate is positioned at one side of the shearing plate which is inclined upwards.

By adopting the technical scheme, the lifting pumping plate can be driven to move upwards by the driving of the shearing fork plate; when the shearing fork plate moves, the shearing fork plate at the front side can drive the lifting supporting plate to move upwards, the lifting supporting plate can drive the limiting ring, the lifting round rod and the lifting pumping plate to move upwards through the driven connecting plate, and the water taking cylinder can be in a negative pressure state when the lifting pumping plate moves upwards; after the water taking cylinder finishes pumping water, the shearing fork plate drives the lifting supporting plate to turn downwards, move and reset, at the moment, the supporting plate inserting block is not inserted into the limiting jack any more, the driven connecting plate is still adsorbed with the driven magnetic ring, and the problem that the driven connecting plate falls into water can be avoided.

Preferably, the rotation unit include driven tooth's socket, transmission rack, connecting plate, slope pressure bearing plate, reset pressure spring pole and installation piece, the rotation board lower extreme passes the connection circular slot and is located shape frame downside, still be provided with the angle sign on the rotation board lower extreme face, evenly distributed's driven tooth's socket has been seted up to the annular on the rotation board lateral surface that is located shape frame downside, one side of driven tooth's socket is provided with rather than engaged with transmission rack, be close to the one end slip of cutting fork board and be provided with the connecting plate, terminal surface sliding connection under connecting plate and shape frame, one side of keeping away from the transmission rack on the connecting plate is provided with the slope pressure bearing plate that is located cutting fork board downside, and the slope pressure bearing plate is located one side of cutting fork board downward sloping, be located the right side of transmission rack on the connecting plate and be provided with reset pressure spring pole, reset pressure spring pole's stiff end is provided with the installation piece that is fixed mutually with shape frames.

By adopting the technical scheme, the rotating unit can drive the rotating plate to rotate under the drive of the shearing fork plate; when the right side of the shearing fork plate rotates downwards along the middle rod of the pin shaft to be unfolded, the lower end of the shearing fork plate can extrude the inclined pressure receiving plate, at the moment, the inclined plane pressed obliquely can move to one side close to the reset pressure spring rod under the extrusion of the shearing fork plate, when the inclined pressure receiving rod moves, the transmission rack can be driven to move through the connecting plate, and when the transmission rack moves, the rotation plate can be driven to rotate through the driven tooth slot; the first water inlet through hole and the second water inlet through hole are overlapped for taking water and sampling by driving the rotating plate to rotate, and the first water inlet through hole and the second water inlet through hole are staggered for sealing; the angle mark at the lower end of the rotating plate is convenient for rotating and adjusting the rotating plate so as to change the initial distance between the first water inlet through hole and the second water inlet through hole, change the angle of the rotating plate which needs to be rotated and the distance of the transmission rack which needs to be moved, and enable the first water inlet through hole and the second water inlet through hole to be coincident after entering the required position in water.

Preferably, a dovetail sliding groove is formed in one side surface, close to the mounting block, of the transmission rack, a dovetail sliding block is arranged in the dovetail sliding groove in a sliding mode, one side of the dovetail sliding block is provided with a positioning bolt, and the positioning bolt penetrates through the middle of the mounting block and is in threaded fit with the mounting block.

By adopting the technical scheme, when the initial position of the rotating plate is required to be rotationally adjusted or the water taking cylinder is required to be taken down from the clamping mechanism, the position of the transmission rack can be adjusted by rotating the positioning bolt, so that the transmission rack can not be meshed with the driven tooth slot any more; the position of the driving rack can be adjusted by rotating the positioning bolt so that the driving rack is meshed with the driven tooth groove again.

Preferably, the outer side surfaces of two adjacent water taking cylinders are oppositely provided with plug sleeves, and a plug rod is inserted between the two adjacent plug sleeves in a sliding manner.

Through adopting above-mentioned technical scheme, when shearing fork mechanism accomplishes the time of resetting after the water intaking, the spliced pole that is located in the spliced pole of downside can insert in the spliced pole of upside, later when fixture no longer carries out the centre gripping to water intaking section of thick bamboo, outwards take out the water intaking section of thick bamboo of downside from fixture, and the water intaking section of thick bamboo of this moment downside can drive other water intaking section of thick bamboo and break away from fixture together through spliced pole to the efficiency of dismouting water intaking section of thick bamboo has been improved.

Preferably, the frame is provided with a positioning plate with an arc structure, the outer side surface of the water taking cylinder is provided with a positioning block, and the positioning block is positioned at the inner side of the upper end of the positioning plate.

By adopting the technical scheme, in order to enable the plug bush and the plug rod to be mutually aligned, the position of the water taking cylinder needs to be positioned; after the water taking cylinder is placed on the -shaped frame, the positioning block is positioned on the inner side of the upper end of the positioning plate, so that the position of the water taking cylinder can be positioned, and the plugging rods and the plugging sleeves with different heights can be aligned.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the invention, the water taking cylinders can be equidistantly adjusted through the shearing fork mechanism, and the water taking sampling can be carried out only after the water taking cylinders enter the required position in water by adjusting the initial position of the rotating plate, so that the accurate control of the water taking position is improved; the water taking cylinders at different positions can collect water from the water body in a distinguishing mode, so that water in the different water taking cylinders can be detected in a distinguishing mode.

2. According to the invention, the distance between the water taking cylinders can be adjusted through the shearing fork mechanism, so that the space occupied by the water taking cylinders in a non-working state is smaller, the effect of folding the water taking cylinders is achieved, and the folded shearing fork mechanism and the folded water taking cylinders are convenient to transport and store.

Drawings

The invention will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the structure between the mounting frame and the scissor mechanism of the present invention.

Fig. 3 is a schematic view (from the rear to the front) of the structure between the mounting frame and the scissor mechanism of the invention.

Fig. 4 is a schematic view of the structure of the clamping mechanism, the scissor plate and the pin in the pin shaft of the present invention.

Fig. 5 is a schematic view of the structure between the clamping mechanism and the water intake mechanism of the present invention.

Fig. 6 is an enlarged view of the invention at a in fig. 5.

Fig. 7 is a schematic structural view of the rotating unit of the present invention.

FIG. 8 is a schematic view of a part of the water intake mechanism of the present invention.

In the figure, 1, a mounting rack; 2. a scissors mechanism; 3. a clamping mechanism; 4. a water intake mechanism; 20. a scissors fork plate; 21. a pin shaft middle rod; 22. a pin side lever; 23. an adjusting unit; 24. balancing weight; 25. a first magnet; 26. a second magnet; 30. shaped shelves; 31. an arc clamping plate; 32. a control unit; 40. a water taking cylinder; 41. lifting the water pumping plate; 42. a lifting unit; 43. plugging plates; 44. a rotating plate; 45. a water inlet through hole I; 46. a water inlet through hole II; 47. a rotation unit; 230. limiting sliding grooves; 231. a sliding block; 232. a double-thread screw; 233. a rotating motor; 320. a pin shaft vertical rod; 321. a rotating cylinder; 322. a driven fork plate; 323. a driven connecting plate; 324. a telescopic cylinder; 325. shaped push-pull plate; 410. a rubber seal ring; 411. a limiting ring; 412. a rubber extension ring; 413. a filter screen; 414. a plug bush; 415. inserting a connecting rod; 416. positioning plates; 417. a positioning block; 420. lifting the round rod; 421. a driven magnetic ring; 422. a driven plate; 423. a pallet insert; 424. lifting the supporting plate; 470. a driven tooth slot; 471. a drive rack; 472. a connecting plate; 473. tilting the pressure receiving plate; 474. resetting the compression spring rod; 475. a mounting block; 476. dovetail slide blocks; 477. and positioning bolts.

Detailed Description

Embodiments of the invention are described in detail below with reference to fig. 1-8, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.

The embodiment of the application discloses a water body environment detection protection device, which is mainly applied to the sampling process before detecting the water body, and can accurately control the distances between a plurality of sampling positions and the water surface at the same time in technical effect so as to clearly know the distance between the sampling points and the water surface; particularly, after the sampling is finished, the water samples from different positions can be collected in a distinguishing mode, and then the water samples from different positions can be detected in a distinguishing mode, so that the accuracy of detecting the water quality from different positions is further improved; furthermore, the water environment detection protection device can be folded when not in use, so that the occupied space is reduced, and the convenience degree of transporting and storing the water environment detection protection device is improved.

Embodiment one:

referring to fig. 1, the water environment detection protection device comprises a mounting frame 1, wherein a shearing fork mechanism 2 for telescopic adjustment is arranged on the mounting frame 1, a clamping mechanism 3 is arranged on the shearing fork mechanism 2, and the shearing fork mechanism 2 can drive the clamping mechanism 3 to carry out equidistant adjustment; the clamping mechanism 3 is internally provided with a water taking mechanism 4 for taking water in a detachable mode, and the water taking mechanism 4 can be adjusted along with the clamping mechanism 3 so as to enter different positions in water; then can carry out the water sampling in the different positions in water through water intaking mechanism 4, later drive fixture 3 and water intaking mechanism 4 through cutting fork mechanism 2 and upwards reset, take out the water in the water intaking mechanism 4 outwards for detecting again.

Referring to fig. 2, a scissors mechanism 2 in the present application; specifically, the scissors mechanism 2 comprises a plurality of scissors plates 20 which are arranged on the front side and the rear side in an X-shaped distribution and are uniformly arranged, a pin shaft middle rod 21 is rotatably arranged at the intersection of the middle parts of the scissors plates 20 on the front side and the rear side, and the scissors plates 20 on the front side and the rear side can rotate along the pin shaft middle rod 21; a pin shaft side rod 22 is rotatably arranged between the two ends of the shearing fork plates 20 at the front side and the rear side, so that the shearing fork plates 20 can rotate together through the pin shaft side rod 22; the front end of the middle pin shaft rod 21 is connected with the clamping mechanism 3, and in order to avoid interference between the clamping mechanism 3 and the mounting frame 1, the front end of the middle pin shaft rod 21 at the uppermost side is not connected with the clamping mechanism 3, and in order to facilitate simultaneous driving of all the shearing fork plates 20 to rotate, an adjusting unit 23 is arranged between the side pin shaft rod 22 at the uppermost side and the mounting frame 1 so as to adjust the distance between the two side pin shaft rods 22 at the uppermost side, and when the two pin shaft rods at the uppermost side move, the shearing fork plates 20 can extend downwards so as to realize the function of telescopic adjustment.

With continued reference to fig. 2, an adjusting unit 23 for driving the scissor lever to perform telescopic adjustment; specifically, the adjusting unit 23 includes a limiting chute 230, a sliding block 231, a double-threaded screw 232 and a rotating motor 233, the mounting frame 1 is of a rectangular frame structure, the front and rear sides of the mounting frame 1 are symmetrically provided with the limiting chute 230 in a bilateral manner, the sliding block 231 is slidably arranged in the limiting chute 230, the uppermost pin side rod 22 is mounted between the sliding blocks 231 on the front and rear sides, and the sliding block 231 can drive the uppermost pin side rod 22 to move together when moving.

A double-thread lead screw 232 in threaded fit with the sliding block 231 is rotatably arranged between the limiting sliding grooves 230 on the front side, the thread directions of the two sides of the double-thread lead screw 232 are opposite, and when the double-thread lead screw 232 rotates, the sliding block 231 can move towards the middle part or the two sides simultaneously; a rotating motor 233 is installed on one side of the double-threaded screw 232, the rotating motor 233 is fixedly installed on the installation frame 1, and the rotation of an output shaft of the rotating motor 233 can drive the double-threaded screw 232 to rotate, so that the sliding block 231 is indirectly driven to move.

Referring to fig. 3, since the pin shaft middle rod 21 is in a rotating fit with the scissor plate 20, when the scissor plate 20 rotates, the pin shaft middle rod 21 may also rotate together, and if the pin shaft middle rod 21 rotates, the clamping mechanism 3 and the water taking mechanism 4 positioned at the front side of the pin shaft middle rod 21 are easy to incline, so that the water taking effect of the water taking mechanism 4 is affected; therefore, in order to keep the relative rotation of the pin shaft middle rod 21, the balancing weights 24 positioned at the rear sides of the scissor plates 20 are arranged at the rear ends of the rest pin shaft middle rods 21 except the uppermost pin shaft middle rod 21, and the balancing weights 24 are in a strip-shaped structure, so that the lower ends of the balancing weights 24 always face downwards under the action of gravity, the relative rotation of the pin shaft middle rods 21 is kept, and the stability of the clamping mechanism 3 and the water taking mechanism 4 in the water taking process is improved.

The lower ends of the balance weights 24 except the lowest balance weight 24 are respectively provided with a first magnet 25, and the upper ends of the balance weights 24 adjacent to the first magnet 25 are provided with a second magnet 26; after the shearing fork plate 20 is folded, the first magnet 25 and the second magnet 26 are mutually adsorbed, so that the rotation of the rod 21 in the pin shaft can be further avoided, and the clamping mechanism 3 cannot tilt and shake in the process of taking water from the water taking mechanism 4 to the outside.

Referring to fig. 4, in order to facilitate clamping of the water intake mechanism 4 during water intake sampling of the water body and also facilitate outward discharge of the water quality sample in the water intake mechanism 4, a clamping mechanism 3 is provided at the front end of the rod 21 in the pin shaft; specifically, the clamping mechanism 3 comprises a -shaped frame 30 fixedly sleeved at the front end of the pin shaft middle rod 21, arc clamping plates 31 for clamping the water taking mechanism 4 are symmetrically arranged on the inner side of the -shaped frame 30 in a rotating fit mode, and a control unit 32 is arranged on the inner side of the -shaped frame 30 in order to conveniently control the arc clamping plates 31 to clamp or loosen the water taking mechanism 4; when the position of the rod 21 in the pin shaft moves with the adjustment of the scissor plate 20, the bracket 30, the arc clamping plate 31 and the control unit 32 can be driven to move together.

The control unit 32 further comprises a pin shaft vertical rod 320, a rotating cylinder 321, a driven fork plate 322, a driven connecting plate 323, a telescopic cylinder 324 and a -shaped push-pull plate 325, wherein a U-shaped groove which is convenient for the water taking mechanism 4 to take water is formed at the lower end of the -shaped frame 30, the pin shaft vertical rod 320 is symmetrically arranged at the inner side of the -shaped frame 30, the rotating cylinder 321 is rotationally sleeved on the outer side surface of the pin shaft vertical rod 320, one side, far away from the shearing fork plate 20, of the rotating cylinder 321 is connected with the arc-shaped clamping plate 31, and the arc-shaped clamping plate 31 can be driven to clamp the water taking mechanism 4 or not additionally hold the water taking mechanism 4 when the rotating cylinder 321 rotates in different directions; the side of two adjacent rotating cylinders 321, which is close to the shearing fork plate 20, is respectively provided with a driven fork plate 322 and a driven connecting plate 323, and the driven fork plate 322 and the driven connecting plate 323 are in running fit, and the rotating cylinders 321 can be taken to rotate by moving the driven fork plate 322 and the driven connecting plate 323.

The front end of the rod 21 in the pin shaft passes through the -shaped frame 30 and is provided with a cylinder groove, a telescopic cylinder 324 is arranged in the cylinder groove, and the telescopic end of the telescopic cylinder 324 passes through the cylinder groove and is provided with a -shaped push-pull plate 325 positioned outside the driven fork plate 322. When the water taking mechanism 4 needs to be clamped, the telescopic air cylinder 324 drives the push-pull plate 325 to move to the side close to the telescopic air cylinder 324, meanwhile, the driven connecting plate 323 and the driven fork plate 322 can rotate, and when the driven connecting plate 323 and the driven fork plate 322 rotate, the arc-shaped clamping plate 31 can be driven by the rotating cylinder 321 to clamp the water taking mechanism 4; when the water taking mechanism 4 is not required to be clamped, the push-pull plate 325 is driven by the telescopic air cylinder 324 to move to the side far away from the telescopic air cylinder 324, and at the moment, the arc clamping plate 31 does not clamp the water taking mechanism 4 any more.

Embodiment two:

referring to fig. 5, 6 and 7, on the basis of the first embodiment, in order to collect water quality samples at different positions after the scissor mechanism 2 enters the water body, a water taking mechanism 4 is provided; specifically, the water intake mechanism 4 includes a water intake barrel 40 located at the upper end of the -shaped frame 30 and clamped by the arc clamping plate 31, the water intake barrel 40 is of a hollow cylindrical structure with an opening at the upper end and the lower end, the lifting pumping plate 41 is slidably arranged in the water intake barrel 40, the outer side surface of the lifting pumping plate 41 is provided with a rubber sealing ring 410 attached to the water intake barrel 40, the rubber sealing ring 410 can prevent water or air from flowing from the gap between the lifting pumping plate 41 and the water intake barrel 40, the upper end of the water intake barrel 40 is also provided with a limiting ring 411, and the limiting ring 411 can prevent the lifting pumping plate 41 from being separated from the water intake barrel 40 in the upward moving process.

The lifting unit 42 connected with the scissor plate 20 is arranged at the upper end of the lifting pumping plate 41, the lifting unit 42 drives the lifting pumping plate 41 to slide up and down along with the rotation of the scissor plate 20, when the lifting pumping plate 41 moves upwards, the inside of the water taking cylinder 40 is in a negative pressure state, the water taking cylinder 40 in the negative pressure state is easier to suck water into the water taking cylinder 40, and a certain suction force can be provided for the water so as to prevent the water entering the water taking cylinder 40 from flowing outwards; the lower end of the water taking cylinder 40 is provided with a glass material plugging plate 43 in a detachable mode, and the plugging plate 43 can plug the opening of the lower end of the water taking cylinder 40; the plugging plate 43 is in threaded connection with the water taking cylinder 40, and the plugging plate 43 can be detached from the lower end of the water taking cylinder 40 when needed.

A connecting circular groove is formed in the lower end of the plugging plate 43, a rotating plate 44 made of glass is arranged in the connecting circular groove in a rotating fit mode, a first water inlet through hole 45 penetrating through the plugging plate 43 is formed in the connecting circular groove, and a second water inlet through hole 46 corresponding to the first water inlet through hole 45 is formed in the rotating plate 44; when the second water inlet hole 46 is overlapped with the first water inlet hole 45, water can sequentially pass through the second water inlet hole 46 and the first water inlet hole 45 and enter the water taking cylinder 40, so that the water quality sampling function is realized, and after the water quality sampling is finished, the rotating plate 44 is driven to rotate, so that the first water inlet hole 45 and the second water inlet hole 46 are staggered, and the water in the water taking cylinder 40 can be stored in a sealing manner.

The rubber extension ring 412 attached to the upper side wall of the connecting circular groove is arranged at the upper end of the second water inlet through hole 46 on the rotating plate 44, and the rubber extension ring 412 can prevent water from flowing from the gap between the rotating plate 44 and the plugging plate 43 when the first water inlet through hole 45 and the second water inlet through hole 46 are not connected, so that the tightness of the rotating plate 44 and the plugging plate 43 is improved; a filter screen 413 is arranged on the inner side of the second water inlet through hole 46, and the filter screen 413 can filter water so as to prevent larger impurities from entering the water taking barrel 40; the lower side of the rotating plate 44 is provided with a rotating unit 47 connected with the scissor plate 20, when the scissor plate 20 rotates, the rotating plate 44 can be driven to rotate and adjust through rotation, so that the water inlet through hole II 46 and the water inlet through hole I45 are overlapped and communicated to sample water quality in the downward unfolding process of the scissor plate 20, and then the water inlet through hole I45 and the water inlet through hole II 46 are staggered to seal the water taking barrel 40 in the upward folding process of the scissor plate 20.

Referring to fig. 5, a lifting unit 42 for driving the lifting pumping plate 41 to move up or down by the driving of the scissor plate 20; specifically, the lifting unit 42 includes a lifting round rod 420, a driven magnetic ring 421, a driven plate 422, a supporting plate inserting block 423 and a lifting supporting plate 424, the lifting round rod 420 is installed at the upper end of the lifting pumping plate 41, at least two driven magnetic rings 421 distributed up and down are disposed at the upper end of the lifting round rod 420 and located at the upper side of the water taking cylinder 40, and when the driven magnetic rings 421 passively move up or down, the lifting pumping plate 41 can be driven to move through the lifting round rod 420.

A driven plate 422 is arranged on the outer side surface of the lifting round rod 420 and positioned between the driven magnetic rings 421 in a magnetic attraction way, a limiting jack is arranged on the driven plate 422, a supporting plate inserting block 423 is inserted in the limiting jack in a sliding way, and the lower end of the supporting plate inserting block 423 is fixed with the -shaped frame 30; when the lifting pumping plate 41 is in the initial state, the supporting plate inserting block 423 can limit and support the driven connecting plate 323; the front end of the front scissor plate 20 is provided with a lifting support plate 424 positioned at the lower side of the driven plate 422, and the lifting support plate 424 is positioned at the upwardly inclined side of the scissor plate 20.

The left side of the shearing fork plate 20 can rotate upwards in the downward unfolding process, and at the moment, the shearing fork plate 20 can drive the driven connecting plate 323 to move upwards through the lifting supporting plate 424, and in the process, the driven connecting plate 323 is separated from the supporting plate inserting block 423 and indirectly drives the lifting pumping plate 41 to move upwards; after the water taking cylinder 40 finishes pumping water, the shearing fork plate 20 drives the lifting supporting plate 424 to turn downwards, move and reset, at this time, the supporting plate inserting block 423 is not inserted into the limiting jack any more, and the driven connecting plate 323 is still adsorbed and fixed with the driven magnetic ring 421, so that the problem that the driven connecting plate 323 falls into water can be avoided.

Referring to fig. 6 and 7, a rotating unit 47 in the present application; specifically, the rotating unit 47 includes a driven tooth socket 470, a transmission rack 471, a connecting plate 472, an inclined pressure receiving plate 473, a reset pressure spring rod 474 and an installation block 475, the lower end of the rotating plate 44 passes through the connecting circular groove and is located at the lower side of the -shaped frame 30, an angle mark is further arranged on the lower end surface of the rotating plate 44, evenly distributed driven tooth sockets 470 are annularly arranged on the outer side surface of the rotating plate 44 located at the lower side of the -shaped frame 30, a transmission rack 471 meshed with the driven tooth sockets 470 is arranged at one side of the driven tooth sockets 470, and the rotating plate 44 can be driven to rotate by the driven tooth sockets 470 when the transmission rack 471 moves; the angle mark at the lower end of the rotating plate 44 facilitates the rotation adjustment of the rotating plate 44 to change the initial distance between the first water inlet through hole 45 and the second water inlet through hole 46, and change the angle of the rotating plate 44 and the distance the driving rack 471 needs to move, so that the first water inlet through hole 45 and the second water inlet through hole 46 can be overlapped after entering the required position in water.

A connecting plate 472 is slidably arranged at one end close to the shearing fork plate 20, the connecting plate 472 is slidably connected with the lower end face of the -shaped frame 30, an inclined pressure receiving plate 473 positioned at the lower side of the shearing fork plate 20 is arranged at one side of the connecting plate 472 away from the transmission rack 471, and the inclined pressure receiving plate 473 is positioned at one side of the shearing fork plate 20 inclined downwards; when the right side of the scissor plate 20 rotates downwards, the inclined pressure receiving plate 473 can be pressed forwards, so that the inclined pressure receiving plate 473 can drive the transmission rack 471 to move through the connecting plate 472, and the transmission rack 471 drives the rotating plate 44 to move, so that the first water inlet through hole 45 and the second water inlet through hole 46 can be communicated.

A reset pressure spring rod 474 is arranged on the right side of the transmission rack 471 on the connecting plate 472, and a mounting block 475 fixed with the -shaped frame 30 is arranged at the fixed end of the reset pressure spring rod 474; when the right side of the scissor plate 20 rotates upwards, the inclined pressure receiving plate 473 is not extruded any more, at this time, the inclined pressure receiving plate 473 moves and resets under the elastic action of the reset pressure spring rod 474, the connecting plate 472 and the transmission rack 471 also can move and reset under the elastic action of the reset pressure spring rod 474, and the transmission rack 471 can drive the rotating plate 44 to rotate to an initial state when reset, so that the first water inlet through hole 45 and the second water inlet through hole 46 are staggered, and the sealing of the water taking cylinder 40 is completed.

Referring to fig. 7 and 8, in order to facilitate adjustment of the initial position of the rotating plate 44, a relative mechanism is provided between the mounting block 475 and the drive rack 471; specifically, a dovetail chute is formed on one side surface of the transmission rack 471, which is close to the mounting block 475, a dovetail sliding block 476 is slidably arranged in the dovetail chute, a positioning bolt 477 is mounted on one side of the dovetail sliding block 476, and the positioning bolt 477 is arranged in the middle of the mounting block 475 in a penetrating manner and is in threaded fit with the mounting block 475; when the initial position of the rotating plate 44 needs to be adjusted in a rotating way, or when the water taking cylinder 40 needs to be removed from the clamping mechanism 3, the position of the driving rack 471 can be adjusted by rotating the positioning bolt 477, so that the driving rack 471 can not be meshed with the driven tooth groove 470 any more; the position of the driving rack 471 can also be adjusted by turning the set screw 477 so that it again engages the driven spline 470.

When the water taking cylinders 40 need to be taken out from the clamping mechanism 3, in order to be able to take out all the water taking cylinders 40 at the same time, the outer side surfaces of two adjacent water taking cylinders 40 are provided with plug sleeves 414 oppositely, and a plug rod 415 is inserted between the two adjacent plug sleeves 414 in a sliding way; when the scissor mechanism 2 is reset after water taking, the inserting rod 415 in the inserting sleeve 414 at the lower side can be inserted into the inserting sleeve 414 at the upper side, and then when the clamping mechanism 3 does not clamp the water taking barrel 40 any more, the water taking barrel 40 at the lowest side is taken out from the clamping mechanism 3, and at the moment, the water taking barrel 40 at the lowest side can drive the rest water taking barrels 40 to be separated from the clamping mechanism 3 together through the inserting sleeve 414 and the inserting rod 415, so that the efficiency of disassembling and assembling the water taking barrel 40 is improved.

Then the rotating plate 44 is manually rotated to enable the first water inlet through hole 45 and the second water inlet through hole 46 to coincide, then the driven magnetic ring 421 is pressed downwards, at the moment, water in the water taking cylinder 40 can sequentially pass through the first water inlet through hole 45 and the second water inlet through hole 46 and be discharged outwards, and the discharged water can be used for water quality detection; after the water in the water taking cylinder 40 is discharged outwards, the blocking hole plate 43 can be detached from the lower end of the water taking cylinder 40, and then substances between the blocking hole plate 43 and the rotating plate 44 can be directly observed through a microscope; moreover, the inner wall of the water taking barrel 40 is convenient to clean after the plugging plate 43 is removed; and then the plugging sheet 43 is sequentially installed at the lower end of the water taking tube 40.

In order to facilitate the replacement of the detached cartridge 40, the frame 30 is provided with an arc-shaped positioning plate 416, and the outer side surface of the cartridge 40 is provided with a positioning block 417, so that the positioning block 417 is inserted into the inner side of the upper end of the positioning plate 416 when the cartridge 40 is replaced; finally, the water taking cylinder 40 is clamped and fixed again through the clamping mechanism 3.

When in operation, the device comprises: the first step, the invention is driven to move to the upper part of the water body by a carrier capable of floating on the water surface, and the mounting frame 1 is positioned at the upper end of the water surface, and the shearing fork plate 20 and the water taking barrel 40 are immersed in the water at the moment; then, the rotating motor 233 is started, the output shaft of the rotating motor 233 rotates to drive the double-threaded screw 232 to rotate, and the sliding block 231 can synchronously move towards the middle; the front and rear shearing plates 20 are driven by the pin side rods 22 to rotate along the pin center rod 21, and the shearing plates 20 can be unfolded downwards in the rotating process so as to drive the water taking cylinder 40 to move gradually to a required position; in the process, the lower end of the balancing weight 24 always faces downwards under the action of gravity, so that the rod 21 in the pin shaft is kept relatively not rotating, and the stability of the clamping mechanism 3 and the water taking mechanism 4 in the water taking process is improved.

And a second step of: the left side of the scissor plate 20 can rotate upwards in the downward unfolding process, at this time, the scissor plate 20 can drive the driven connecting plate 323 to move upwards through the lifting supporting plate 424, the inside of the water taking cylinder 40 can be in a negative pressure state, and in the process, the driven connecting plate 323 is separated from the supporting plate inserting block 423 and indirectly drives the lifting pumping plate 41 to move upwards.

And a third step of: when the right side of the scissor plate 20 rotates downwards, the inclined pressure receiving plate 473 can be pressed forwards, so that the inclined pressure receiving plate 473 can drive the transmission rack 471 to move through the connecting plate 472, the transmission rack 471 drives the rotating plate 44 to move, and the first water inlet through hole 45 and the second water inlet through hole 46 can be communicated, and water can sequentially pass through the second water inlet through hole 46 and the first water inlet through hole 45 and enter the water taking barrel 40.

Fourth step: then drive the double-threaded lead screw 232 through rotating motor 233 and rotate in the opposite direction to indirectly drive the right side of shearing fork plate 20 to rotate upwards, slope pressurized board 473 will move the reset under the elastic action of reset pressure spring rod 474 this moment, connecting plate 472 and drive rack 471 also can move the reset under the elastic action of reset pressure spring rod 474, then can drive the rotation board 44 and rotate to initial condition when drive rack 471 resets, thereby stagger water inlet through-hole one 45 and water inlet through-hole two 46, in order to accomplish the seal to water taking tube 40.

Fifth step: when the scissor mechanism 2 finishes resetting after water taking, the inserting rod 415 in the inserting sleeve 414 positioned at the lower side can be inserted into the inserting sleeve 414 positioned at the upper side, and then the push-pull plate 325 is driven by the telescopic cylinder 324 to move to the side far away from the telescopic cylinder 324, and at the moment, the arc clamping plate 31 does not clamp the water taking mechanism 4 any more; at this time, the water taking barrel 40 at the lowest side can be taken out of the clamping mechanism 3 together with the rest water taking barrels 40 by the plug bush 414 and the plug rod 415.

Sixth step: the rotating plate 44 is manually rotated, so that the first water inlet through hole 45 and the second water inlet through hole 46 can be overlapped, then the driven magnetic ring 421 is pressed downwards, at the moment, water in the water taking cylinder 40 can sequentially pass through the first water inlet through hole 45 and the second water inlet through hole 46 and be discharged outwards, and the discharged water can be used for water quality detection; after the water in the water taking cylinder 40 is discharged outwards, the blocking hole plate 43 can be detached from the lower end of the water taking cylinder 40, and then substances between the blocking hole plate 43 and the rotating plate 44 can be directly observed through a microscope; moreover, the inner wall of the water taking barrel 40 is convenient to clean after the plugging plate 43 is removed; then sequentially installing a plugging plate 43 at the lower end of the water taking cylinder 40; then, in the process of placing the water taking tube 40 back to the original position, the positioning block 417 is inserted into the inner side of the upper end of the positioning plate 416, and finally the water taking tube 40 is clamped and fixed again through the clamping mechanism 3.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (9)

1. The utility model provides a water environment detects protection device, includes mounting bracket (1), mounting bracket (1) on be provided with and be used for flexible fork mechanism (2) of adjusting, be provided with fixture (3) on the fork mechanism (2), be provided with in fixture (3) through detachable mode and be used for getting water intaking mechanism (4);

The utility model provides a scissors mechanism (2) including being located the front and back both sides and being X-shaped and distributing and for a plurality of scissors fork boards (20) that evenly set up, the middle part of front and back both sides scissors fork board (20) is crossing department and rotates and be provided with round pin axle center pole (21), rotates between the both ends of scissors fork board (20) of front and back both sides and is provided with round pin axle side lever (22), the front end of a plurality of round pin axle center poles (21) all is connected with fixture (3), be provided with adjusting unit (23) between round pin axle side lever (22) and mounting bracket (1) of uppermost, its characterized in that:

the clamping mechanism (3) comprises a -shaped frame (30) fixedly sleeved at the front end of the pin shaft middle rod (21), arc-shaped clamping plates (31) for clamping the water taking mechanism (4) are symmetrically arranged on the inner side of the -shaped frame (30) in a rotating fit mode, and a control unit (32) for controlling the arc-shaped clamping plates (31) is further arranged on the inner side of the -shaped frame (30);

the water taking mechanism (4) comprises a water taking cylinder (40) which is positioned at the upper end of a -shaped frame (30) and clamped by an arc clamping plate (31), the water taking cylinder (40) is of a hollow cylindrical structure in an opening at the upper end and the lower end, a lifting water pumping plate (41) is arranged in the water taking cylinder (40), a lifting unit (42) which is connected with a shearing fork plate (20) is arranged at the upper end of the lifting water pumping plate (41), the lifting water pumping plate (41) is driven by the lifting unit (42) to slide up and down, a glass material plugging plate (43) is arranged at the lower end of the water taking cylinder (40) in a detachable mode, a connecting circular groove is formed at the lower end of the plugging plate (43), a glass material rotating plate (44) is arranged in the connecting circular groove in a rotating fit mode, a water inlet through hole I (45) which penetrates through the plugging plate (43) is formed in the connecting circular groove, a water inlet through hole II (46) which corresponds to the position of the water inlet through hole I (45) is formed in the rotating plate (44), a rotating unit (47) which is connected with the shearing fork plate (20) is arranged at the lower side of the rotating plate (44), and the rotating unit (47) is driven to rotate;

The lifting unit (42) comprises a lifting round rod (420), a driven magnetic ring (421), driven plates (422), supporting plate inserting blocks (423) and lifting supporting plates (424), wherein the lifting round rod (420) is installed at the upper end of the lifting water pumping plate (41), at least two driven magnetic rings (421) which are distributed up and down are arranged at the upper end of the lifting round rod (420) and are located on the upper side of the water taking cylinder (40), the driven plates (422) are arranged between the driven magnetic rings (421) on the outer side face of the lifting round rod (420) in a magnetic attraction mode, limiting insertion holes are formed in the driven plates (422), the supporting plate inserting blocks (423) are slidably inserted in the limiting insertion holes, the lower ends of the supporting plate inserting blocks (423) are fixed with -shaped frames (30), lifting supporting plates (424) located on the lower side of the driven plates (422) are arranged at the front ends of the front-side shearing fork plates (20), and the lifting supporting plates (424) are located on the upper inclined sides of the shearing fork plates (20).

2. The water environment detection and protection device according to claim 1, wherein: the adjusting unit (23) include spacing spout (230), sliding block (231), double-thread lead screw (232) and rotating motor (233), mounting bracket (1) is rectangular frame structure, limit spout (230) have all been seted up to bilateral symmetry around mounting bracket (1), the slip of spacing spout (230) is provided with sliding block (231), round pin axle side lever (22) of uppermost side is installed between sliding block (231) of both sides around, rotate between spacing spout (230) of front side be provided with sliding block (231) screw-thread fit's double-thread lead screw (232), the screw-thread direction of double-thread lead screw (232) both sides is opposite, rotating motor (233) are installed to one side of double-thread lead screw (232), rotating motor (233) fixed mounting is on mounting bracket (1).

3. The water environment detection and protection device according to claim 1, wherein: except the uppermost pin shaft middle rod (21), the rear ends of the rest pin shaft middle rods (21) penetrate through the shearing fork plate (20) and are rotatably provided with strip-shaped balancing weights (24), the lower ends of the rest balancing weights (24) except the lowermost balancing weights (24) are provided with magnets I (25), and the upper ends of the balancing weights (24) adjacent to the magnets I (25) are provided with magnets II (26).

4. The water environment detection and protection device according to claim 1, wherein: the control unit (32) include round pin axle montant (320), rotating cylinder (321), driven fork plate (322), driven even board (323), flexible cylinder (324) and push-and-pull board (325), U-shaped groove corresponding with stifled orifice plate (43) is seted up to shape frame (30) lower extreme, shape frame (30) upper end is laminated mutually with the lateral surface of taking water section of thick bamboo (40), round pin axle montant (320) symmetry installs in shape frame (30) inboard, rotate the cover on round pin axle montant (320) lateral surface and be equipped with rotating cylinder (321), one side that keeps away from on rotating cylinder (321) shearing fork plate (20) is connected with arc splint (31), one side that is close to shearing fork plate (20) on two adjacent rotating cylinder (321) is provided with driven fork plate (322) and driven even board (323) respectively, and driven even board (323) rotate the cooperation, the front end of pole (21) passes shape frame (30) and has seted up the cylinder groove in the cylinder groove, be provided with in the cylinder groove (324), flexible fork plate (324) are located the outside of stretching out and drawing fork plate (23).

5. The water environment detection and protection device according to claim 1, wherein: the lifting water pumping plate (41) outer side face on be provided with rubber seal (410) that laminates mutually with water taking cylinder (40), water taking cylinder (40) upper end be provided with be used for carrying out spacing ring (411) to lifting water pumping plate (41), rotor plate (44) on be located water inlet through hole two (46) upper end be provided with connect round groove upper side wall rubber extension circle (412) that laminates mutually, water inlet through hole two (46) inboard be provided with filter screen (413), water blocking plate (43) and water taking cylinder (40) threaded connection.

6. The water environment detection and protection device according to claim 1, wherein: the rotary unit (47) comprises a driven tooth groove (470), a transmission rack (471), a connecting plate (472), an inclined pressure receiving plate (473), a reset pressure spring rod (474) and a mounting block (475), wherein the lower end of the rotary plate (44) penetrates through the connecting circular groove and is located at the lower side of the -shaped frame (30), an angle mark is further arranged on the lower end face of the rotary plate (44), the outer side face of the rotary plate (44) located at the lower side of the -shaped frame (30) is annularly provided with the uniformly distributed driven tooth groove (470), one side of the driven tooth groove (470) is provided with the transmission rack (471) meshed with the driven tooth groove, one end, close to the shearing fork plate (20), of the connecting plate (472) is slidably connected with the lower end face of the -shaped frame (30), one side, far away from the transmission rack (20), of the inclined pressure receiving plate (473) located at the lower side of the shearing fork plate (20) is provided with the inclined pressure receiving plate (473), the inclined pressure receiving plate (471) located at the lower side of the shearing fork plate (20), the right side of the transmission rack (30) is provided with the uniformly distributed driven tooth groove (470), and the reset pressure spring rod () is arranged on the connecting plate (472).

7. The water environment detection and protection device according to claim 6, wherein: the transmission rack (471) is close to one side face of the installation block (475) and is provided with a dovetail sliding groove, a dovetail sliding block (476) is arranged in the dovetail sliding groove in a sliding mode, one side of the dovetail sliding block (476) is provided with a positioning bolt (477), and the positioning bolt (477) penetrates through the middle of the installation block (475) and is in threaded fit with the installation block (475).

8. The water environment detection and protection device according to claim 1, wherein: the outer side surfaces of two adjacent water taking cylinders (40) are oppositely provided with plug sleeves (414), and plug rods (415) are inserted between the two adjacent plug sleeves (414) in a sliding mode.

9. The water environment detection and protection device according to claim 1, wherein: the -shaped frame (30) is provided with a positioning plate (416) with an arc-shaped structure, the outer side surface of the water taking barrel (40) is provided with a positioning block (417), and the positioning block (417) is positioned at the inner side of the upper end of the positioning plate (416).