CN210626130U

CN210626130U - Multi-point and multi-depth water body sampling equipment

Info

Publication number: CN210626130U
Application number: CN201921365705.8U
Authority: CN
Inventors: 张亮
Original assignee: Hefei Yuchi Detection Technology Co ltd
Current assignee: Hefei Yuchi Detection Technology Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-26
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a multi-point and multi-depth water sampling device, which comprises a mounting plate, wherein a first group of water sample collecting devices are arranged on the mounting block and the sliding block; a handle is fixedly arranged on the rope winding column, and one end of the extension rope, which is far away from the rope winding column, is fixed on the water sample collection box; the top of the upper protruding portion is provided with a second cylinder switch, a floating ball is fixedly arranged on the push rod, a filter screen is fixedly arranged in a water inlet groove formed in the side protruding portion, the top surface of the output end of the second cylinder switch is fixedly provided with a baffle, and one side, far away from the fixed plate, of the concave plate is fixedly provided with a brush. The utility model provides a multiple spot multiple depth water sampling equipment has and reachs appointed degree of depth and can open automatically, sample back self-closing, close the back automatic receipts rope, receive the rope and shift up in the function such as automatic clear adnexed pasture and water moss, easy operation is worth very much promoting.

Description

Multi-point and multi-depth water body sampling equipment

Technical Field

The utility model relates to a water sampling equipment technical field specifically is multiple spot multiple depth water sampling equipment.

Background

In the prior art, a multilayer depth sampling device for monitoring water environment with application number "201820070104.3" comprises: the top cover is connected with the top of the columnar sleeve through a threaded structure, the bottom is connected with the bottom of the columnar sleeve through a threaded structure, a first sampling cylinder, a second sampling cylinder and a third sampling cylinder are arranged in the columnar sleeve, a threaded sleeve is fixed at the top of the first sampling cylinder, the threaded sleeve is connected with an inserted bar, and the top of the inserted bar is fixedly connected with the bottom of a rotating piece.

However, the method still has the obvious defects in the using process: 1. the device can only collect water bodies at different depths in the same vertical direction, but the collection in only one vertical direction has larger error, which affects the representativeness of sampling; 2. the sampling cylinders in the device are connected through the connecting rod, but the length of the connecting rod cannot be adjusted, which shows that the device can only sample water at a fixed depth, and the application condition is extremely limited; 3. after the sampling is finished, the rotating part is rotated to prevent water from continuously entering the sampling cylinder, but after the sampling device is deeply sampled underwater, an operator cannot visually observe whether the sampling cylinder finishes sampling, and the manual closing is complicated even if the sampling is finished; 4. when the water body is sampled, rotten aquatic weeds, moss and the like possibly exist in the water body and cover the filter screen of the sampling opening, and if the aquatic weeds, the moss and the like are not cleaned in time, the accuracy of sampling in next use is influenced, equipment is polluted, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multiple spot multiple depth water sampling equipment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the multipoint and multi-depth water body sampling equipment comprises a mounting plate, wherein a mounting block is fixedly arranged on the mounting plate, a slide rail is arranged in an inner cavity of the mounting plate, a slide block is movably arranged on the slide rail, a first air cylinder is fixedly arranged on one side, close to the slide block, of the mounting plate, the output end of the first air cylinder is fixed on the slide block, and a first group of water sample collecting devices are arranged on the mounting block and the slide block;

the first group of water sample collecting devices comprises supporting columns, the supporting columns on two sides are respectively fixed on an installation block and a sliding block, a first guide rail is fixedly arranged on the wall of a groove formed in each supporting column, a first bearing seat is movably arranged on the first guide rail, a compression spring is connected between the first bearing seat and the bottom wall of the groove formed in each supporting column, a central rod is movably arranged in each bearing seat, a ratchet wheel and an adjusting wheel are fixedly arranged on the central rod in a penetrating mode, a pawl is arranged on the ratchet wheel in a meshing mode, the pawl is movably hinged to an L-shaped rod, the L-shaped rod is fixed on the supporting column, the adjusting wheel is movably arranged in a belt, a driving wheel and a driving wheel are movably arranged in the belt, a driving shaft is fixedly arranged in the center of the driving wheel in a penetrating mode, the, an infrared distance measuring sensor is fixedly arranged at one end, away from the driving shaft, of the driving wheel, a rope winding column is fixedly arranged at one end, away from the bearing seat, of the center rod, a handle is fixedly arranged on the rope winding column, an extension rope is fixedly arranged on the rope winding column, the extension rope is wound on the rope winding column for multiple circles, and one end, away from the rope winding column, of the extension rope is fixed on the water sample collection box;

an infrared sensing receiver is arranged on one side, close to the infrared distance measuring sensor, of the water sample collection box, an upper protruding portion and a side protruding portion are arranged on the water sample collection box, a second cylinder switch is arranged at the top of the upper protruding portion, a second guide rail is fixedly arranged on the inner cavity wall of the upper protruding portion, a sliding plate is movably arranged on the second guide rail, a push rod is fixedly arranged at one end, away from the second cylinder switch, of the sliding plate, a floating ball is fixedly arranged on the push rod, a filter screen is fixedly arranged in a water inlet groove formed in the side protruding portion, a second cylinder is fixedly arranged in an inner cavity of the side wall of the water sample collection box, the second cylinder and the second cylinder switch are electrically connected, a touch rod is fixedly arranged on the side face of the output end of the second cylinder, a baffle is fixedly arranged on the top face of the output end of the second, the water sample collection box is characterized in that a motor switch is fixedly arranged in a side wall inner cavity close to a lower sealing gasket, the motor switch is electrically connected with a motor, an upper sealing gasket is arranged at a baffle inlet above a near side boss of the water sample collection box, L-shaped fixing plates are fixedly and symmetrically arranged on the upper sealing gasket, a weight plate is movably arranged between the L-shaped fixing plates, a connecting spring is connected between the weight plate and the L-shaped fixing plates, a rack is fixedly arranged at one end of the weight plate far away from the connecting spring, a large gear is movably meshed on the rack, a small gear I is fixedly arranged at the center of the large gear, the small gear I is movably meshed in a chain, a small gear II is movably meshed in the chain and is fixed on a bearing plate, a fixing plate is fixedly arranged on the bearing plate, and a circular ring bearing is fixedly arranged in, a rotating shaft is movably arranged in the circular ring bearing, an inner concave plate is fixedly arranged on the rotating shaft, and a brush is fixedly arranged on one side of the inner concave plate, which is far away from the fixed plate;

the bottom card of water sample collection box is established in the fixed slot one of fixed setting on the connecting plate one, one side fixed connection that fixed slot one was kept away from to connecting plate one is provided with the second group water sample collection system, and the second is organized the bottom card of water sample collection system's water sample collection box is established in the fixed slot two of fixed setting on connecting plate two, one side fixed connection that fixed slot two was kept away from to connecting plate two is provided with the third group water sample collection system, is located the bottom water depth measuring apparatu be provided with on the water sample collection box.

Preferably, a rotating rod is fixedly arranged on one side, close to the support column, of the driving wheel, one end, far away from the driving wheel, of the rotating rod is movably arranged in a second bearing seat, and the second bearing seat is fixed on the support column.

Preferably, the extension rope is provided with scale marks.

Preferably, one end of the second guide rail, which is far away from the switch of the second cylinder, is fixedly provided with a stop block.

Preferably, the second pinion is arranged in an inner cavity of the side wall of the water sample collection box and penetrates through the side wall, and the bearing plate is arranged on the outer side of the water sample collection box.

Preferably, the first group of water sample collecting devices, the second group of water sample collecting devices and the third group of water sample collecting devices have the same structure.

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

1. the distance between the water sample collection boxes on two sides of the device can be adjusted, and the sampling depth of each water sample collection box can be independently adjusted, so that the device can realize multi-point and multi-depth sampling, complete sampling of different positions with different depths and the same depth at the same vertical position, and perform multiple contrastive analysis;

2. the water sample collection box in the device sinks by means of self gravity, when the water depth measuring instrument on the water sample collection box at the bottommost end detects that the water sample collection box reaches a preset depth, the water sample collection box above the water sample collection box is settled and reaches a preset depth position, at the moment, the air cylinder II automatically drives the baffle to contract, so that a water body enters the water sample collection box after passing through the filter screen, and the filter screen can isolate a water tank, moss and the like;

3. when water flows into the water sample collection box, the water sample drives the floating ball to rise until the floating ball indirectly drives the sliding plate to trigger the second air cylinder switch, so that the second air cylinder is started, the baffle is pushed out, the side bulge is isolated from a water inlet channel between the water sample collection box, automatic closing is carried out, and other water bodies are prevented from being mixed when the water sample is lifted out of the water surface;

4. in the process of lifting the baffle plate, the counterweight plate is pushed upwards, so that the rack drives the large gear to rotate, the large gear drives the bearing plate to rotate sequentially through the pinion I, the chain and the pinion II, the brush is contacted with the filter screen, and the automatic adjustment and conversion of the position of the brush are completed;

5. after the baffle is accomplished to shelter from the removal of inlay card, cylinder two just in time drives feeler lever trigger motor switch, and the motor starts, drives around rope column reverse operation for extension rope winding shrink, water sample collection box is upwards mentioned, and at this in-process, rivers drive the interior concave plate rotation, make the brush rotatory in the surface of filter screen, will be attached to cleaing away pasture and water, moss etc. on filter screen surface, avoid remaining impurity influence the accuracy of next sample.

The utility model provides a multiple spot multiple depth water sampling equipment can take a sample at different positions, degree of depth, has and reachs appointed degree of depth and can open automatically, sample back self-closing, close the back and receive the rope automatically, receive the rope and shift up in functions such as automatically clear adnexed pasture and water moss, easy operation is worth very much promoting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the water sample collecting device of the present invention;

fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;

fig. 4 is an enlarged view of the position B in fig. 2 according to the present invention;

fig. 5 is an enlarged view of the point C in fig. 2 according to the present invention;

fig. 6 is an enlarged view of fig. 2 at D according to the present invention;

fig. 7 is a schematic diagram of the water sample collecting device in step six.

In the figure: 1 mounting plate, 2 mounting blocks, 3 sliding rails, 4 sliding blocks, 5 cylinders I, 6 supporting columns, 7 guide rails I, 8 bearing seats I, 9 compression springs, 10 central rods, 11 ratchet wheels, 12 pawls, 13L-shaped rods, 14 adjusting wheels, 15 belts, 16 transmission wheels, 17 driving wheels, 18 rotating rods, 19 bearing seats II, 20 driving shafts, 21 motors, 22 infrared distance measuring sensors, 23 rope winding columns, 24 handles, 25 extension ropes, 26 water sample collecting boxes, 27 infrared sensing receivers, 28 convex parts, 29 side convex parts, 30 cylinders II switches, 31 guide rails II, 32 sliding plates, 33 push rods, 34 floating balls, 35 blocking blocks, 36 filter screens, 37 cylinders II, 38 touch rods, 39 baffle plates, 40 lower sealing gaskets, 41 motor switches, 42 upper sealing gaskets, 43L-shaped fixing plates, 44 sealing gaskets, 45 connecting springs, 46 racks, 47 large gears, 48 pinions I, 49 chains, 50 cylinders II, 50 small gears, 47 large gears, 6 small gears and the like, 51 bearing plate, 52 fixing plate, 53 circular ring bearing, 54 rotating shaft, 55 concave plate, 56 brush, 57 connecting plate I, 58 fixing clamping groove I, 59 connecting plate II, 60 fixing clamping groove II and 61 water depth measuring instrument.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution:

multi-point multi-depth water body sampling equipment comprises a mounting plate 1, a mounting block 2 is fixedly arranged on the mounting plate 1, a sliding rail 3 is arranged in an inner cavity of the mounting plate 1, a sliding block 4 is movably arranged on the sliding rail 3, the sliding block 4 can move along the sliding rail 3, a first cylinder 5 is fixedly arranged on one side, close to the sliding block 4, of the mounting plate 1, the first cylinder 5 can adopt an SC50-350 model provided by the flood pneumatic company, the output end of the first cylinder 5 is fixed on the sliding block 4, and a first group of water sample collecting devices are arranged on the mounting block 2 and the sliding block 4.

The first group of water sample collecting devices comprises supporting columns 6, the supporting columns 6 on two sides are respectively fixed on a mounting block 2 and a sliding block 4, a guide rail I7 is fixedly arranged on the groove wall formed by the supporting columns 6, a bearing seat I8 is movably arranged on the guide rail I7, the bearing seat I8 can slide along the guide rail I7 but cannot rotate in the guide rail I7, a compression spring 9 is connected between the bearing seat I8 and the bottom wall of the groove formed by the supporting columns 6, a central rod 10 is movably arranged in the bearing seat I8, the central rod 10 can rotate in the bearing seat I8, a ratchet 11 and an adjusting wheel 14 are fixedly arranged on the central rod 10 in a penetrating manner, a pawl 12 is arranged on the ratchet 11 in a meshing manner, the pawl 12 is arranged, the ratchet 11 can only rotate in a single direction but cannot rotate in a reverse direction, the pawl 12 is movably hinged on an L-shaped rod 13, the L-shaped rod 13 is fixed on, a driving wheel 16 and a driving wheel 17 are movably arranged in the belt 15, the driving wheel 16 is used for supporting the upper end of the belt 15, so as to prevent the belt from losing support and falling down when the adjusting wheel 14 moves out of the belt 15, the adjusting wheel 14 cannot run in the belt 15 again, a driving shaft 20 is fixedly arranged in the center of the driving wheel 17 in a penetrating manner, the driving shaft 20 is fixed at the output end of a motor 21, the motor 21 is fixed on a supporting column 6, the motor 21 can adopt a model Y2-132M-4 provided by Taizhou Langbo motor Co., Ltd, an infrared distance measuring sensor 22 is fixedly arranged at one end of the driving wheel 17 far away from the driving shaft 20, the infrared distance measuring sensor 22 can adopt a model GP2Y0A710K0F provided by Shenzhen Cin Henren electronic Co., Ltd, a rope winding column 23 is fixedly arranged at one end of the central rod 10 far away from a bearing seat I8, a handle 24 is fixedly arranged on the rope winding column 23, a extension rope 25 is fixedly arranged, accessible handle 24 drives around rope column 23 and rotates to adjust the use length of extension rope 25, on extension rope 25 kept away from the one end of around rope column 23 and was fixed in water sample collection box 26, water sample collection box 26 was used for gathering the water sample.

An infrared sensing receiver 27 is arranged on one side of the water sample collection box 26 close to the infrared distance measuring sensor 22, the infrared sensing receiver 27 can be of a model NSP1838BC2 provided by Nosipu, an upper convex part 28 and a side convex part 29 are arranged on the water sample collection box 26, a second cylinder switch 30 is arranged on the top of the upper convex part 28, a second guide rail 31 is fixedly arranged on the inner cavity wall of the upper convex part 28, a sliding plate 32 is movably arranged on the second guide rail 31, the sliding plate 32 can slide along the second guide rail 31, a push rod 33 is fixedly arranged at one end of the sliding plate 32 far away from the second cylinder switch 30, a floating ball 34 is fixedly arranged on the push rod 33, the floating ball 34 can float on the surface of a water body, a filter screen 36 is fixedly arranged in a water inlet groove formed in the side convex part 29, the filter screen 36 is used for blocking sundries such as a water tank and a moss in a water area to be measured, so that the sundries can not enter the, the second air cylinder 37 can adopt a model SC50-350 provided by Honeyanqi pneumatic company, the second air cylinder 37 is electrically connected with the second air cylinder switch 30, the side surface of the output end of the second air cylinder 37 is fixedly provided with a contact rod 38, the top surface of the output end of the second air cylinder 37 is fixedly provided with a baffle 39, the baffle 39 is used for isolating or opening a water inlet channel between the water sample collecting box 26 and the lateral bulge 29, the water sample collecting box 26 is opened when reaching a preset depth, water at other depths is prevented from entering, the baffle is closed after the water is collected, water bodies at other depths are prevented from being mixed in the process of moving out of the water surface on the water sample collecting box 26, a lower sealing pad 40 is arranged at a baffle outlet of the water sample collecting box 26 close to the lower bulge 29, a motor switch 41 is fixedly arranged in an inner cavity of the side wall of the water sample collecting box 26 close to the lower sealing pad 40, the motor switch 41, an upper sealing gasket 42 is arranged at the position of the water sample collection box 26 close to the inlet of the baffle above the side convex part 29, the upper sealing gasket 42 and the lower sealing gasket 40 are used for improving the sealing performance of water inlet of the device, avoiding water body mixing and influencing the sampling accuracy, an L-shaped fixing plate 43 is symmetrically and fixedly arranged on the upper sealing gasket 42, a counterweight plate 44 is movably arranged between the L-shaped fixing plates 43, the counterweight plate 44 can move up and down between the L-shaped fixing plates 43, a connecting spring 45 is connected between the counterweight plate 44 and the L-shaped fixing plate 43, because the counterweight plate 44 is heavy, the connecting spring 45 is in a compression state extruded by the counterweight plate 44 in an initial state without external force pushing, a rack 46 is fixedly arranged at one end of the counterweight plate 44 far away from the connecting spring 45, a large gear 47 is movably engaged on the rack 46, and the center of one side of the large gear 47 far away from the small gear, the rack 46 moves to drive the large gear 47 to rotate, the center of the large gear 47 is fixedly provided with a first pinion gear 48, the large gear 47 rotates to drive the first pinion gear 48 to rotate, the first pinion gear 48 is movably meshed with a chain 49, the chain 49 is movably meshed with a second pinion gear 50, the second pinion gear 50 is fixed on a bearing plate 51, a fixing plate 52 is fixedly arranged on the bearing plate 51, a circular ring bearing 53 is fixedly arranged in a through groove formed in the fixing plate 52, a rotating shaft 54 is movably arranged in the circular ring bearing 53, the rotating shaft 54 can rotate in the circular ring bearing 53, an inner concave plate 55 is fixedly arranged on the rotating shaft 54, an inner groove is formed in the inner concave plate 55 and used for gathering and enhancing the thrust of water, the water flow driven by the water sampling box 26 in the rising process can drive the inner concave plate 55 to rotate, a brush 56 is fixedly arranged on one side of the inner concave plate 55 far away from the fixing plate 52, and the, impurities such as a water tank and moss attached to the surface of the filter screen 36 are removed, so that the influence of the attached impurities on the accuracy of next sampling is avoided, the device is not stained, and the service life of the device is prolonged.

The bottom of the water sample collecting box 26 is clamped in a fixed clamping groove I58 fixedly arranged on a connecting plate I57 and is in detachable movable clamping and embedding connection, when a collected water sample needs to be poured out, the water sample collecting box 26 can also be taken down from the fixed clamping groove I58, one side of the connecting plate I57 far away from the fixed clamping groove I58 is fixedly connected with a second group of water sample collecting devices, supporting columns 6 of the second group of water sample collecting devices are fixed on the connecting plate I57, the bottom of the water sample collecting box 26 of the second group of water sample collecting devices is clamped in a fixed clamping groove II 60 fixedly arranged on a connecting plate II 59, similarly, the arrangement is also in detachable movable clamping and embedding connection, one side of the connecting plate II 59 far away from the fixed clamping groove II 60 is fixedly connected with a third group of water sample collecting devices, the supporting columns 6 of the third group of water sample collecting devices are fixed on the connecting plate II 59, and a water sample collecting box 26, the water depth measuring instrument 61 may be a ZMSS-100 model available from Colter measuring instruments, Inc.

Preferably, a rotating rod 18 is fixedly arranged on one side of the driving wheel 16 close to the supporting column 6, one end of the rotating rod 18 far away from the driving wheel 16 is movably arranged in a second bearing seat 19, the second bearing seat 19 is fixed on the supporting column 6, the rotating rod 18 can rotate in the second bearing seat 19, and the second bearing seat 19 plays a role of movable support.

Preferably, the extension cord 25 is provided with scale marks to facilitate the operator to intuitively adjust the length of the extension cord 25 and define the position of the sample collection box 26.

Preferably, a stop block 35 is fixedly arranged at one end of the second guide rail 31 far away from the second cylinder switch 30, and the stop block 35 is used for preventing the sliding plate 32 from being separated from the second guide rail 31 in the sliding process.

Preferably, the second pinion 50 is arranged in an inner cavity of a side wall of the water sampling box 26 and penetrates through the side wall, the bearing plate 51 is arranged on the outer side of the water sampling box 26, and one end, penetrating through the side wall, of the second pinion 50 is fixed on the bearing plate 51.

As an optimization, the first group of water sample collecting devices, the second group of water sample collecting devices and the third group of water sample collecting devices have the same structure, and are convenient to produce and use.

The working principle is as follows: the sampling method based on the multi-point and multi-depth water body sampling equipment comprises the following steps:

the method comprises the following steps: the mounting plate 1 of the water sample collecting device is fixed through the support frame, so that a shaking error caused by a handheld device is avoided;

step two: starting the first air cylinder 5, so that the first air cylinder 5 pushes the sliding block 4 to move, and adjusting the sampling point distance of the water sample collection boxes 26 on the two sides;

step three: the sampling point depth of each water sample collection box 26 is adjusted respectively, specifically, the handle 24 is squeezed inwards to compress the compression spring 9, the ratchet wheel 11 and the pawl 12 are separated, then the handle 24 is rotated to drive the water sample collection box 26 to descend around the extension rope 25 on the rope column 23, the sampling point sampling depth of the water sample collection box 26 is adjusted according to scales marked on the extension rope 25, the compression spring 9 is loosened after adjustment, the ratchet wheel 11 and the pawl 12 are clamped and embedded again, the ratchet wheel 11 can only rotate upwards, namely only rotate along the direction of recovering the extension rope 25 but can not rotate reversely, the extension rope 25 is prevented from being automatically driven to fall and extend under the gravity action of the water sample collection box 26, and the sampling point depth of each water sample collection box 26 is adjusted in sequence;

step four: all the water sample collection boxes 26 in the device are put into a water area to be measured, and the water sample collection boxes 26 automatically sink under the action of gravity because of the self-weight;

step five: the baffle 39 is in a blocking state initially until the water depth measuring instrument 61 on the water sample collection box 26 at the bottom detects that the water depth measuring instrument is at a preset depth, which indicates that the upper water sample collection boxes 26 also reach the preset depth, the extension rope 25 is straightened under the gravity action of the water sample collection box 26, the air cylinders II 37 are started simultaneously, the baffle 39 moves downwards, and the sampled water enters the water sample collection box 26 through the filter screen 36 on the side bulge part 29 to start to collect the water;

step six: the water collected in the water sample collection box 26 is gradually increased, the water drives the floating ball 34 to move upwards until the floating ball 34 pushes the sliding plate 32 to move upwards through the push rod 33 to trigger the second air cylinder switch 30, the second air cylinder 37 is started again, and the second air cylinder 37 pushes the baffle 39 to move upwards to isolate a water inlet channel, so that the water sample collection box 26 is prevented from being mixed into the water at other positions when being moved; meanwhile, in the process of moving the baffle 39 upwards, the weight plate 44 is pushed to stretch the connecting spring 45, the weight plate 44 drives the rack 46 to move upwards, the rack 46 drives the large gear 47 to rotate, the large gear 47 drives the small gear I48 to rotate, the small gear I48 drives the small gear II 50 to rotate through the chain 49, and the small gear II 50 finally drives the bearing plate 51 to rotate, so that the bearing plate 51 is turned over, and the brush 56 on the inner concave plate 55 is in contact with the filter screen 36;

step seven: after the second air cylinder 37 pushes the baffle 39 to complete the clamping movement, the touch rod 38 just moves to the position of the trigger motor switch 41, the motor 21 is started, the motor 21 drives the driving wheel 17 to rotate through the driving shaft 20, the driving wheel 17 drives the adjusting wheel 14 to rotate through the belt 15, the adjusting wheel 14 drives the central rod 10 to rotate, the rope winding column 23 reversely rotates, the extension rope 25 is recovered and wound on the rope winding column 23, the water sample collection box 26 at the moment can gradually rise, the trouble of manual winding is avoided, during the period, the inner concave plate 55 moves upwards to rotate under the impact of water flow, so that the hairbrush 56 is driven to rotate, aquatic weeds, green moss and the like attached to the filter screen 36 are removed until the infrared sensor receiver 27 on the water sample collection box 26 is in a preset distance range measured by the infrared distance measuring sensor 22, and the motor 21 is turned off through the controller;

step eight: and (3) the whole length of the device is shortened until the extension ropes 25 on all the water sample collection boxes 26 are recovered and wound, and the mounting plate 1 is lifted upwards, so that water body samples collected by a plurality of water sample collection boxes 26 at multiple points and multiple depth positions can be harvested.

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

Claims

1. Multiple spot many degree of depth water sampling equipment, including mounting panel (1), its characterized in that: the water sampling device is characterized in that an installation block (2) is fixedly arranged on the installation plate (1), a slide rail (3) is arranged in an inner cavity of the installation plate (1), a slide block (4) is movably arranged on the slide rail (3), a first air cylinder (5) is fixedly arranged on one side, close to the slide block (4), of the installation plate (1), the output end of the first air cylinder (5) is fixed on the slide block (4), and a first group of water sampling devices are arranged on the installation block (2) and the slide block (4);

the first group of water sample collecting device comprises supporting columns (6), the supporting columns (6) on two sides are respectively fixed on a mounting block (2) and a sliding block (4), a first guide rail (7) is fixedly arranged on the wall of a groove formed in each supporting column (6), a first bearing seat (8) is movably arranged on each guide rail (7), a compression spring (9) is connected and arranged between the first bearing seat (8) and the bottom wall of the groove formed in each supporting column (6), a first central rod (10) is movably arranged in each bearing seat (8), a ratchet wheel (11) and an adjusting wheel (14) are fixedly arranged on each central rod (10) in a penetrating mode, a pawl (12) is arranged on each ratchet wheel (11) in a meshing mode, each pawl (12) is movably hinged to an L-shaped rod (13), each L-shaped rod (13) is fixed on each supporting column (6), and each adjusting wheel (14) is movably arranged in a belt (15), a driving wheel (16) and a driving wheel (17) are movably arranged in the belt (15), a driving shaft (20) is fixedly arranged in the center of the driving wheel (17) in a penetrating mode, the driving shaft (20) is fixed to the output end of a motor (21), the motor (21) is fixed to a supporting column (6), an infrared distance measuring sensor (22) is fixedly arranged at one end, away from the driving shaft (20), of the driving wheel (17), a rope winding column (23) is fixedly arranged at one end, away from a bearing seat I (8), of the central rod (10), a handle (24) is fixedly arranged on the rope winding column (23), an extension rope (25) is fixedly arranged on the rope winding column (23), a plurality of circles of the extension rope (25) are wound on the rope winding column (23), and one end, away from the rope winding column (23), of the extension rope (25) is fixed to a water sample collection box (26;

one side of the water sample collection box (26) close to the infrared distance measuring sensor (22) is provided with an infrared sensing receiver (27), an upper protruding part (28) and a side protruding part (29) are arranged on the water sample collection box (26), the top of the upper protruding part (28) is provided with a second cylinder switch (30), the inner cavity wall of the upper protruding part (28) is fixedly provided with a second guide rail (31), the second guide rail (31) is movably provided with a sliding plate (32), one end of the sliding plate (32) far away from the second cylinder switch (30) is fixedly provided with a push rod (33), the push rod (33) is fixedly provided with a floating ball (34), a filter screen (36) is fixedly arranged in a water inlet groove formed in the side protruding part (29), a second cylinder (37) is fixedly arranged in the inner cavity of the side wall of the water sample collection box (26), and the second cylinder switch (37) is electrically connected with the second cylinder switch (30), the output end side face of the second air cylinder (37) is fixedly provided with a contact rod (38), the output end top face of the second air cylinder (37) is fixedly provided with a baffle (39), a lower sealing gasket (40) is arranged at a baffle outlet of the water sample collection box (26) close to the lower side boss part (29), a motor switch (41) is fixedly arranged in a side wall inner cavity of the water sample collection box (26) close to the lower sealing gasket (40), the motor switch (41) is electrically connected with a motor (21), an upper sealing gasket (42) is arranged at a baffle inlet of the water sample collection box (26) close to the upper side boss part (29), L-shaped fixing plates (43) are fixedly and symmetrically arranged on the upper sealing gasket (42), a balance weight plate (44) is movably arranged between the L-shaped fixing plates (43), and a connecting spring (45) is connected between the balance weight plate (44) and the L-shaped, one end of the counterweight plate (44) far away from the connecting spring (45) is fixedly provided with a rack (46), a large gear (47) is movably meshed with the rack (46), a first small gear (48) is fixedly arranged in the center of the large gear (47), the first pinion (48) is movably meshed in a chain (49), a second pinion (50) is movably meshed in the chain (49), the second pinion (50) is fixed on a bearing plate (51), a fixing plate (52) is fixedly arranged on the bearing plate (51), a circular ring bearing (53) is fixedly arranged in a through groove formed in the fixed plate (52), a rotating shaft (54) is movably arranged in the circular ring bearing (53), an inner concave plate (55) is fixedly arranged on the rotating shaft (54), a brush (56) is fixedly arranged on one side of the inner concave plate (55) far away from the fixing plate (52);

the bottom card of water sample collection box (26) is established in fixed draw-in groove (58) of fixed setting on connecting plate (57), one side fixed connection that fixed draw-in groove (58) were kept away from in connecting plate (57) is provided with the water sample collection system of second group, and the bottom card of water sample collection box (26) of water sample collection system is established in fixed draw-in groove two (60) of fixed setting on connecting plate two (59), one side fixed connection that fixed draw-in groove two (60) were kept away from in connecting plate two (59) is provided with the water sample collection system of third group, is located the bottommost be provided with depth of water measuring apparatu (61) on water sample collection box (26).

2. The multi-point multi-depth water sampling apparatus of claim 1, wherein: a rotating rod (18) is fixedly arranged on one side, close to the supporting column (6), of the driving wheel (16), one end, far away from the driving wheel (16), of the rotating rod (18) is movably arranged in a second bearing seat (19), and the second bearing seat (19) is fixed on the supporting column (6).

3. The multi-point multi-depth water sampling apparatus of claim 1, wherein: and the extension rope (25) is provided with scale marks.

4. The multi-point multi-depth water sampling apparatus of claim 1, wherein: and a blocking block (35) is fixedly arranged at one end of the second guide rail (31) far away from the second cylinder switch (30).

5. The multi-point multi-depth water sampling apparatus of claim 1, wherein: the second pinion (50) is arranged in an inner cavity of the side wall of the water sample collecting box (26) and penetrates through the side wall, and the bearing plate (51) is arranged on the outer side of the water sample collecting box (26).

6. The multi-point multi-depth water sampling apparatus of claim 1, wherein: the first group of water sample collecting devices, the second group of water sample collecting devices and the third group of water sample collecting devices have the same structure.