CN110702466B - A hydrological monitoring device - Google Patents

Abstract

The invention discloses a hydrological monitoring device, wherein a water sample collection bucket of a water body sampling mechanism is divided into a plurality of water sample storage cavities provided with water inlets, and each water inlet is provided with a closed door; the longitudinal center of the water sample collection bucket is There is also a rotating shaft passing through each water sample storage cavity on the line, and each water sample storage cavity is provided with a lever fixedly connected with the rotating shaft. When the end of each lever is rotated to the corresponding closed door, it can just be Open the closed door; the upper end of the rotating shaft protruding from the water sample collection bucket is sleeved with a sleeve, the lower end of the sleeve is fixed with the water sample collection bucket, the rotating shaft is connected with the axis of the flexible shaft, and the upper end of the sleeve is supported by the flexible shaft The tube is fixedly connected, the flexible shaft is connected with the indicating plate, the axis of the flexible shaft is connected with the rotating shaft of the indicating needle on the indicating plate, the indicating needle is fixed on the rotating shaft of the indicating needle, and the indicating plate is provided with an indication corresponding to each closed door one-to-one logo. The present invention can conduct sampling in each water body sampling layer after going deep into the water body at one time, which facilitates the hydrological monitoring, sampling and detection work.

Description

A hydrological monitoring device

technical field

The invention relates to the technical field of hydrological monitoring, in particular to a hydrological monitoring device.

Background technique

During manual hydrological monitoring, it is necessary to sample water bodies in water layers of different depths in the monitored water area, and then test the collected water samples. The water body sampling device in the prior art can only take water from one depth water layer at a time. , and then collect water from other depths of water after testing. It cannot be sampled in different water layers where the water samples are to be collected at the same time. Multiple sampling is required. In addition, the sampling layer is usually deep. So very troublesome.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the above-mentioned problems in the prior art, and to provide a hydrological monitoring device, which, during artificial hydrological monitoring, can go deep into the water body once and then conduct sampling in each water body sampling layer, which facilitates the hydrological monitoring sampling and detection work.

The technical scheme of the present invention is: a hydrological monitoring device, comprising a water body sampling mechanism and a water quality detection unit, the water body sampling mechanism is used for collecting water samples from water bodies of rivers and lakes, and the water quality detection unit is used for the collected water samples. The water sampling mechanism includes a cylindrical water sample collection bucket for collecting water sample samples, and the interior of the water sample collection bucket is divided into a plurality of water samples in the longitudinal direction by a plurality of partitions. Each water sample storage chamber is provided with a water inlet on the side wall, and a closed door for blocking the water inlet is hinged on the side wall of the water sample collection bucket corresponding to each water inlet. There is a force applying mechanism between the door and the barrel wall of the water sample collection barrel, and the force applying mechanism is used to make the closed door tightly block the water inlet when the corresponding closed door is not applied with an opening force; each of the water inlets The two are not in the same vertical line, and each closed door includes a protrusion that protrudes beyond the inner side wall of the water sample collection bucket after blocking the corresponding water inlet, and the water sample collection bucket is also provided along its longitudinal centerline. There is a rotating shaft, and the rotating shaft passes through each partition plate and the upper end surface of the water sample collection bucket respectively, and is connected with each partition plate and the upper end surface of the water sample collection bucket in a sealing and rotation manner. There is a horizontal lever, one end of each lever is perpendicular to the rotating shaft and is fixedly connected, when the rotating shaft rotates, when the other end of each lever rotates to the setting on the side wall of the water sample storage chamber where it is located. When it is at the closed door, the protruding part of the closed door can just apply a thrust along the radial direction of the water sample collection bucket and away from the longitudinal centerline of the water sample collection bucket, so as to push open the closed door; the upper end of the rotating shaft extends The part of the effluent sample collection bucket is sleeved with a sleeve, the lower end of the sleeve is fixed with the water sample collection bucket, the upper end of the rotating shaft is connected with the fixed shaft at the lower end of the shaft center of the flexible shaft, and the upper end of the sleeve is supported by the flexible shaft The lower ends of the tubes are fixedly connected, the upper end of the support tube of the flexible shaft is fixedly connected to the middle of the lower end face of the indicator plate, and the upper end of the shaft center of the flexible shaft is connected with the fixed shaft of the indicator pin rotating shaft, and the indicator pin rotating shaft rotates longitudinally and is arranged on the indicator plate. At the center of the plate, the upper end of the indicator needle rotating shaft is fixed with an indicator needle, and the upper end surface of the indicator plate is respectively provided with indicator marks corresponding to each closed door one-to-one along the circumferential direction of the indicator plate. When the needle shaft rotates and points to one of the indication marks, it will simultaneously drive the corresponding lever to rotate under the rotation of the shaft and the rotating shaft to just push the closed door corresponding to the indication mark.

The above-mentioned closed door is hinged on the side wall of the water sample collection barrel through a hinge shaft, and the force applying mechanism is a reset torsion spring sleeved on the end of the hinge shaft; one end of the reset torsion spring is fixed to the water sample collection barrel The other end is fixed on the corresponding closed door, and the reset torsion spring is used to make the closed door tightly block the water inlet when the corresponding closed door does not have an opening force applied.

The above-mentioned levers are all located in the same longitudinal plane, and the water inlets will be evenly distributed in the circumferential direction of the water sample collection bucket, that is, the adjacent two water inlets are in the horizontal plane around the longitudinal centerline of the water sample collection bucket. The included angles are equal.

The number of the above-mentioned water sample storage chambers is 3, and from top to bottom are the upper water sample storage chamber, the middle water sample storage chamber and the lower water sample storage chamber, the upper water sample storage chamber, the middle water sample storage chamber and the lower water sample storage chamber. The water inlets opened on the water sample storage cavity are arranged counterclockwise along the circumferential direction of the water sample collection bucket from the top view direction; the upper end surface of the indicator plate corresponds to the indicator signs of the closed doors of the water inlets. They are also arranged counterclockwise in order in the top view direction, and the indicators are the first indicator corresponding to the water inlet of the upper water sample storage chamber, the second indicator corresponding to the water inlet of the middle water sample storage chamber, and the corresponding indicator. The third indicator at the water inlet of the lower water sample storage chamber.

The above-mentioned indicator needle rotating shaft is also provided with a hand crank for rotating the indicator needle rotating shaft.

The above-mentioned protruding part is a hemispherical structure. When the closed door is closed, the spherical surface of the hemispherical structure of the closed door extends into the corresponding water inlet to play the role of blocking the water inlet, and the circumference of the hemispherical structure is provided with a silicone seal When the water inlet is blocked, the silicone sealing layer is used to seal the gap between the hemispherical structure and the circumferential direction of the water inlet.

A hemispherical contact is provided on the end of each of the levers that is in contact with the protruding portion, and one end of the spherical surface of the contact is used for contacting the protruding portion and exerting a thrust on the protruding portion.

A length scale and a corresponding length scale value are arranged on the side wall of the flexible shaft along its longitudinal direction.

A handle portion is provided on the side wall of the above-mentioned indicator plate.

Beneficial effects of the present invention: In the embodiment of the present invention, a hydrological monitoring device is provided. During artificial hydrological monitoring, it can go deep into the water body once and conduct sampling in each water body sampling layer, which facilitates the hydrological monitoring and sampling detection work. By sinking the water sample collecting bucket of the present invention into the corresponding water body sampling layer in turn, and rotating the rotating shaft of the indicating needle, the indicating needle on the rotating shaft of the indicating needle rotates counterclockwise in turn when the water sampling bucket sinks to the corresponding sampling layer. The water body can be sampled at different sampling layers in turn and stop at the corresponding indicator (so as to allow sufficient time for the sampling water to flow into the water sample storage chamber). When the needle continues to rotate in the same direction for a small angle so that it does not indicate any indicator, the water inlet of each water sample storage chamber is closed by the corresponding closed door. At this time, the water sample collection bucket can be lifted out of the water surface. To achieve the purpose of one-time water sampling from each sampling layer in the water body, when sampling is not required, since the present invention uses the flexible shaft as the traction cable connecting the water sample collection bucket, the flexible shaft can be coiled to facilitate the water body. The sampling mechanism is stored and stored.

Description of drawings

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

Fig. 2 is the side view schematic diagram of the closed door part of the present invention;

FIG. 3 is a schematic front view of the closed door part of the present invention.

Detailed ways

A specific embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiment.

Referring to FIG. 1, FIG. 2 and FIG. 3, an embodiment of the present invention provides a hydrological monitoring device, including a water body sampling mechanism and a water quality detection unit. The water body sampling mechanism is used to collect water samples from water bodies of rivers and lakes. The water quality testing unit is used to perform water quality testing on the collected water samples, and the water sampling mechanism includes a cylindrical water sample collection bucket 1 for collecting water sample samples, and the interior of the water sample collection bucket 1 passes through in the longitudinal direction. The plurality of partitions 1-4 are divided into a plurality of water sample storage chambers for sampling in different water layers. The side wall of each water sample storage chamber is provided with a water inlet 11. Corresponding to the position of each water inlet 11, a closed door 7 for blocking the water inlet 11 is hinged, and a force applying mechanism is provided between each closed door 7 and the barrel wall of the water sample collection barrel 1, and the force applying mechanism is used for When the corresponding closing door 7 is not applied with an opening force, the closing door 7 tightly blocks the water inlet 11; the two water inlets 11 are not in the same vertical line, that is, no two water inlets 11 are in the same vertical line. In the line, each closing door 7 includes a protrusion 7-4 that protrudes beyond the inner side wall of the water sample collection bucket 1 (that is, extends into the water sample collection bucket 1) after the corresponding water inlet 11 is blocked. The sample collection bucket 1 is also provided with a rotating shaft 9 along its longitudinal centerline, and the rotating shaft 9 passes through each partition plate 1-4 and the upper end surface of the water sample collection bucket 1 respectively, and is connected with each partition plate 1-4 and the water sample collection bucket 1. The upper end faces of the bucket 1 are connected in a sealed and rotating manner. Each of the water sample storage chambers is provided with a horizontal lever 10. One end of each lever 10 is perpendicular to the rotating shaft 9 and is fixedly connected. When rotating, when the other end of each lever 10 rotates to the closed door 7 provided on the side wall of the water sample storage chamber where it is located, the protruding part 7-4 of the closed door 7 can just be applied in the direction of water. The thrust of the sample collection barrel 1 radially and away from the longitudinal centerline of the water sample collection barrel 1 pushes the closed door 7 so that the sampling water enters the corresponding water sample storage cavity; the upper end of the rotating shaft 9 protrudes out of the water sample collection chamber. A part of the bucket 1 is sleeved with a sleeve 8, the lower end of the sleeve 8 is fixed with the upper end surface of the water sample collection bucket 1, the upper end of the rotating shaft 9 is connected with the fixed shaft at the lower end of the axis 2-2 of the flexible shaft 2, and the upper end of the sleeve 8 It is fixedly connected to the lower end of the support tube 2-1 of the flexible shaft 2, the upper end of the support tube 2-1 of the flexible shaft 2 is fixedly connected to the middle of the lower end surface of the indicator plate 3, and the upper end of the axis 2-2 of the flexible shaft 2 is connected to the indicator needle. The rotating shaft 4 is connected with a fixed shaft. The indicating needle rotating shaft 4 is rotated longitudinally and is arranged at the center of the indicating plate 3. An indicating needle 5 is fixed on the upper end of the indicating needle rotating shaft 4. In the circumferential direction, there are indicator signs corresponding to the closed doors 7 one-to-one and in the same order in the counterclockwise direction. When the axis 2-2 and the rotating shaft 9 are rotated, the corresponding lever 10 is rotated to just push the closed door 7 corresponding to the indicator, so as to sample the water body of the corresponding water layer.

Further, referring to FIGS. 2-3 , the closed door 7 is hinged to the side wall of the water sample collection bucket 1 through a hinge shaft 7-2, and the force applying mechanism is sleeved on the end of the hinge shaft 7-2 One end of the reset torsion spring 7-3 is fixed on the side wall of the water sample collection bucket 1, and the other end is fixed on the corresponding closed door 7. The reset torsion spring 7-3 It is used to make the closed door 7 tightly block the water inlet 11 when the corresponding closed door 7 is not applied with an opening force. At this time, the water body outside cannot enter the water sample storage chamber corresponding to the closed door 7 .

Further, the levers 10 are all located in the same longitudinal plane, and the water inlets 11 will be evenly distributed in the circumferential direction of the water sample collection bucket 1, that is, two adjacent water inlets 11 will surround the water in the horizontal plane. The included angles of the longitudinal centerlines of the sample collection barrels 1 are all equal.

Further, the number of the water sample storage chambers is 3, and from top to bottom are the upper water sample storage chamber 1-1, the middle water sample storage chamber 1-2 and the lower water sample storage chamber 1-3. The water inlets 11 opened on the upper water sample storage chamber 1-1, the middle water sample storage chamber 1-2, and the lower water sample storage chamber 1-3 are sequentially reversed along the circumferential direction of the water sample collection bucket 1 when viewed from a top view. Clockwise arrangement; the indication signs corresponding to the closed doors 7 of the water inlets 11 on the upper end surface of the indication plate 3 are also arranged counterclockwise in the top view direction, and the indication signs are sequentially corresponding to the storage of water samples. The first indicator 12 of the water inlet 11 of the chamber 1-1, the second indicator 13 corresponding to the water inlet 11 of the reclaimed water sample storage chamber 1-2, and the water inlet 11 corresponding to the lower water sample storage chamber 1-3 The third indicator 14 of the .

Further, a hand crank 16 for rotating the indicator hand shaft 4 is also provided on the indicator hand shaft 4 . The hand crank 16 can conveniently rotate the indicator needle shaft 4 to rotate, thereby driving the axis of the flexible shaft to rotate.

Further, referring to FIG. 2 , the protruding portion 7-4 is a hemispherical structure. When the closed door 7 is closed, the spherical surface of the hemispherical structure of the closed door 7 extends into the corresponding water inlet 11 to block the water inlet. The function of the water inlet 11, and the hemispherical structure is provided with a silicone sealing layer 7-1 or a rubber sealing layer in the circumferential direction. When the water inlet 11 is blocked, the silicone sealing layer 7-1 is used to seal the hemispherical structure and the water inlet 11. Gap between circumferences.

Further, the end of each lever 10 in contact with the protruding portion 7-4 is provided with a hemispherical contact 10-1, and one end of the spherical surface of the contact 10-1 is used for contacting the protruding portion 7-4. come into contact and exert a thrust on the protrusions 7-4. The purpose of making the contact 10 - 1 into a hemispherical shape is to facilitate sliding the contact 10 - 1 between the end of the lever 10 and the protruding part 7 - 4 of the closing door 7 from the side direction when the lever 10 rotates.

Further, the side wall of the flexible shaft 2 is provided with a length scale 6 and a corresponding length scale value along its longitudinal direction. It can be determined whether the water sample collection bucket 1 sinks and reaches the water body sampling through the length scale 6 and the corresponding length scale value. Floor.

Further, a hand-held portion 15 is provided on the side wall of the indicator plate 3 , and one hand can hold the hand-held portion during water sampling, freeing up the other hand to operate the rotation of the indicator needle shaft 4 .

To sum up, the embodiments of the present invention provide a hydrological monitoring device, which can perform sampling in each water body sampling layer after going deep into the water body once during artificial hydrological monitoring, which facilitates the hydrological monitoring, sampling and detection work. By sinking the water sample collecting bucket of the present invention into the corresponding water body sampling layer in turn, and rotating the rotating shaft of the indicating needle, the indicating needle on the rotating shaft of the indicating needle rotates counterclockwise in turn when the water sampling bucket sinks to the corresponding sampling layer. The water body can be sampled at different sampling layers in turn and stop at the corresponding indicator (so as to allow sufficient time for the sampling water to flow into the water sample storage chamber). When the needle continues to rotate in the same direction for a small angle so that it does not indicate any indicator, the water inlet of each water sample storage chamber is closed by the corresponding closed door. At this time, the water sample collection bucket can be lifted out of the water surface. To achieve the purpose of one-time water sampling from each sampling layer in the water body, when sampling is not required, since the present invention uses the flexible shaft as the traction cable connecting the water sample collection bucket, the flexible shaft can be coiled to facilitate the water body. The sampling mechanism is stored and stored.

The above disclosures are only a few specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims (4)

1. A hydrological monitoring device comprises a water sampling mechanism and a water quality detection unit, wherein the water sampling mechanism is used for collecting water sample samples from water bodies in rivers and lakes, the water quality detection unit is used for detecting the water quality of the collected water sample samples, and the hydrological monitoring device is characterized in that the water sampling mechanism comprises a cylindrical water sample collecting barrel (1) for collecting the water sample samples, the inside of the water sample collecting barrel (1) is divided into a plurality of water sample storage cavities through a plurality of clapboards (1-4) in the longitudinal direction, the side wall of each water sample storage cavity is provided with a water inlet (11), the position corresponding to each water inlet (11) on the side wall of the water sample collecting barrel (1) is hinged with a closed door (7) for plugging the water inlet (11), and force application mechanisms are arranged between the closed doors (7) and the barrel wall of the water sample collecting barrel (1), the force application mechanism is used for tightly blocking the water inlet (11) by the closed door (7) when the corresponding closed door (7) is not applied with opening force; the water inlets (11) are not in the same vertical line in pairs, each sealing door (7) comprises a protruding part (7-4) which exceeds the inner side wall of the water sample collecting barrel (1) after the corresponding water inlet (11) is sealed, the water sample collecting barrel (1) is also provided with a rotating shaft (9) along the longitudinal central line of the water sample collecting barrel, the rotating shaft (9) respectively penetrates through each partition plate (1-4) and the upper end face of the water sample collecting barrel (1) and is in sealed rotary connection with each partition plate (1-4) and the upper end face of the water sample collecting barrel (1), each water sample storage cavity is internally provided with a transverse shifting rod (10), one end of each shifting rod (10) is vertical to and fixedly connected with the rotating shaft (9), when the rotating shaft (9) rotates, when the other end of each shifting rod (10) rotates to the sealing door (7) arranged on the side wall of the water sample storage cavity, the pushing force in the direction along the radial direction of the water sampling bucket (1) and far away from the longitudinal center line of the water sampling bucket (1) can be applied to the protruding part (7-4) of the closed door (7) just right, so that the closed door (7) is pushed open; the upper end of the rotating shaft (9) extends out of the part of the water sample collecting barrel (1) and is sleeved with a sleeve (8), the lower end of the sleeve (8) is fixed with the water sample collecting barrel (1), the upper end of the rotating shaft (9) is fixedly connected with the lower end of an axle center (2-2) of the flexible shaft (2), the upper end of the sleeve (8) is fixedly connected with the lower end of a supporting tube (2-1) of the flexible shaft (2), the upper end of the supporting tube (2-1) of the flexible shaft (2) is fixedly connected with the middle part of the lower end surface of the indicating dial (3), the upper end of the axle center (2-2) of the flexible shaft (2) is connected with a fixed shaft of the indicating needle rotating shaft (4), the indicating needle rotating shaft (4) is arranged at the central position of the indicating dial (3) along the longitudinal rotation, the upper end of the indicating needle rotating shaft (4) is fixedly provided with indicating marks which are in one-to-one correspondence with each sealing door (7) along the circumferential direction of the indicating dial (3), when the indicating needle (5) is driven by the rotating shaft (4) of the indicating needle to point to one of the indicating marks, the corresponding shifting lever (10) is driven by the rotating shaft (9) and the shaft center (2-2) to rotate to just push open the closed door (7) corresponding to the indicating mark; the indicating needle rotating shaft (4) is also provided with a hand crank (16) for rotating the indicating needle rotating shaft (4); the side wall of the flexible shaft (2) is provided with length scales (6) and corresponding length scale values along the longitudinal direction; a handheld part (15) is arranged on the side wall of the indicating disc (3); the deflector rods (10) are all positioned in the same longitudinal plane, and the water inlets (11) are uniformly distributed along the circumferential direction of the water sample collecting barrel (1), namely, the included angles formed by vertical connecting lines between two adjacent water inlets (11) and the longitudinal central line of the water sample collecting barrel (1) are equal; the number of the water sample storage cavities is 3, the water sample storage cavities comprise an upper water sample storage cavity (1-1), a middle water sample storage cavity (1-2) and a lower water sample storage cavity (1-3) from top to bottom, and water inlets (11) formed in the upper water sample storage cavity (1-1), the middle water sample storage cavity (1-2) and the lower water sample storage cavity (1-3) are arranged anticlockwise in sequence along the circumferential direction of the water sample collection barrel (1) when viewed from the overlooking direction; the indicating marks of the closed doors (7) corresponding to the water inlets (11) on the upper end face of the indicating disc (3) are sequentially arranged anticlockwise in the overlooking direction, and the indicating marks are sequentially a first indicating mark (12) corresponding to the water inlet (11) of the upper water sample storage cavity (1-1), a second indicating mark (13) corresponding to the water inlet (11) of the middle water sample storage cavity (1-2) and a third indicating mark (14) corresponding to the water inlet (11) of the lower water sample storage cavity (1-3).

2. A hydrological monitoring device according to claim 1, wherein said closing door (7) is hinged to the lateral wall of the watery collection tub (1) by means of a hinge axis (7-2), said forcing means being a return torsion spring (7-3) fitted at the end of said hinge axis (7-2); one end of the reset torsion spring (7-3) is fixed on the side wall of the water sample collection barrel (1), the other end of the reset torsion spring is fixed on the corresponding closed door (7), and the reset torsion spring (7-3) is used for tightly blocking the water inlet (11) of the closed door (7) when the corresponding closed door (7) is not applied with opening force.

3. A hydrological monitoring device according to claim 1, wherein the protrusions (7-4) are of a hemispherical structure, when the closing door (7) is closed, the spherical surface of the hemispherical structure of the closing door (7) extends into the corresponding water inlet (11) to block the water inlet (11), and a silicone sealing layer (7-1) is arranged around the hemispherical structure, and when the water inlet (11) is blocked, the silicone sealing layer (7-1) is used for sealing a gap between the hemispherical structure and the water inlet (11).

4. A hydrological monitoring device according to claim 1, characterized in that the end of each of said levers (10) in contact with the projection (7-4) is provided with a hemispherical contact (10-1), the spherical end of said contact (10-1) being intended to come into contact with the projection (7-4) and to exert a thrust on the projection (7-4).

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