An apparatus for measuring carbon storage and carbon budget of a seagrass bed

Abstract

The application discloses a kind of seaweed bed carbon storage and carbon budget determination instrument, belong to determination instrument technical field, including triangular weir groove and the flowmeter being installed at the top of triangular weir groove, the end of triangular weir groove away from flowmeter is equipped with box, the end of box away from triangular weir groove is equipped with liquid inlet pipe, the inner top of box is fixed with the flow guide plate that is attached to the bottom of liquid inlet pipe.The application can collect samples when surface runoff passes by by setting sample barrel below the liquid inlet pipe, and the sample barrel is sealed after collection, and the sample flows into the sample barrel with great impact force, which can ensure uniform mixing of the sample, and then the water sample, seaweed bed and sediment mixture are sampled by the sampling mechanism. In addition, by precipitating in the sample barrel, the water sample, seaweed bed and sediment are separately sampled by the sampling mechanism to obtain three different samples, making the detection result more accurate and practical.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of determination instrument, in particular to a kind of determination instrument of seagrass bed carbon storage and carbon budget. BACKGROUND

[0002] Water sample, seagrass bed, sediment sample cannot be collected separately or mixed in time period, affect the effect of monitoring, and the design of the device is integrated, the extraction of sample is relatively inconvenient, in addition, the statistical sediment content cannot be cleaned in the process of use, and the functional lower.

[0003] Therefore, a kind of seagrass bed carbon storage and carbon budget determination instrument is designed to optimize the above problems. SUMMARY

[0004] The main purpose of the present application is to provide a kind of sea grass bed carbon storage and carbon balance determination instrument, by being arranged in the lower part of liquid inlet pipe Sample bucket, sample can be collected, and after collection, sample bucket is blocked, and when sample flows into the inside of sample bucket, it has greater impact force, can guarantee the mixing of sample uniform, again by sampling mechanism water sample, sea grass bed mixture sampling, in addition, by the precipitation in the inside of sample bucket, again by sampling mechanism water sample, sea grass bed is sampled respectively, obtain three different samples, so that the result of detection is more accurate, higher practicality, by being arranged in the inner side of guide plate leakage hole hidden groove, baffle, first spring, pull rope and hollow floating ball composition barrier mechanism, after sample fills sample bucket, the top of sample bucket is automatically blocked, so as to carry out sedimentation operation, more convenient to use, by motor, shaft, carousel, sampling cavity, first supporting plate, second leakage hole and the inside of sample bucket adhering plate and silt port composition sampling mechanism, carousel is provided with two groups, and the top of carousel extends to the inside of sample bucket, and the bottom of carousel is attached below silt port, by controlling the rotation of carousel, after sample is deposited, the supernatant of top and the sediment of bottom are automatically sampled, and after sample is just injected into the inside of sample bucket, by controlling the rotation of carousel, mixture sampling can also be carried out, sampling is more convenient, by pull plate, second supporting plate, toothed disc, shaft, sampling tube and gear composition sample storage mechanism, gear is installed on shaft, and gear is engaged with the outside of toothed disc, the rotation of sampling tube is automatically controlled during sampling, and sampling tube is automatically replaced, control is carried out in the mode of linkage, sampling is more simple, at the same time, the design mode of sample storage mechanism and box is split type, sample can be conveniently taken, and the filling of sampling tube is more convenient, by being arranged in the bottom of sample bucket drain pipe, sliding sleeve, partition, second spring, through hole and protruding block composition discharge mechanism, after sampling is completed, sample is automatically discharged, so as to carry out secondary sampling, higher practicality, by weighing cylinder, drainage pipe, drain pipe, electromagnetic valve, filter cartridge, filter screen, cushion block, first pressure sensor, second pressure sensor and air heater composition silt content detection mechanism, sample weight and silt weight can be weighed respectively during use, and then silt content is obtained by calculation formula, improve the functionality of device.

[0005] The purpose of the present application can be achieved by adopting the following technical solutions:

[0006] The application discloses a kind of seaweed bed carbon storage and carbon balance determination instrument, including triangular weir tank and flowmeter installed in the top of triangular weir tank, the end of triangular weir tank away from flowmeter is equipped with box, the end of box away from triangular weir tank is equipped with liquid inlet pipe, the inner top of box is fixed with the flow guide plate that is attached to the bottom of liquid inlet pipe, the end of box away from liquid inlet pipe is opened with transfer port, the inner top of box is equipped with sample barrel below the position of liquid inlet pipe, the top of barrier mechanism is opened with first leak hole below sample barrel, the side of first leak hole is equipped with barrier mechanism, the side of sample barrel is equipped with sampling mechanism, the position of sampling mechanism is equipped with sample storage mechanism in the inside of box, the discharge mechanism is equipped below sample barrel, the side of sample barrel away from sampling mechanism is equipped with silt content detection mechanism.

[0007] Preferably: barrier mechanism includes hidden groove, blocking plate, first spring, pull rope and hollow floating ball, the side of first leak hole close to liquid inlet pipe is opened with hidden groove, the inside of hidden groove is slidably installed with blocking plate, the end of blocking plate is equipped with first spring between the inner end of hidden groove, the end of blocking plate close to first spring is fixed with pull rope, pull rope passes through the inside of first spring and extends to the inside of sample barrel through flow guide plate, the end of pull rope away from blocking plate is fixed with hollow floating ball, the weight of hollow floating ball is greater than the sum of the elastic force of first spring reset and the friction force between the bottom of blocking plate and the inner top of hidden groove.

[0008] Preferably: the inside of sample barrel is vertically installed with guide rod, and hollow floating ball is slidably connected with guide rod.

[0009] Preferably: sampling mechanism includes motor, shaft, rotating disc, sampling cavity, first supporting plate, second leak hole, attachment plate and silt port, the inner bottom of box is installed with motor, the output end of motor is vertically installed with shaft, the top end and the middle position of shaft are both fixed with rotating disc, the top of rotating disc is symmetrically opened with sampling cavity, the rotating disc of shaft top extends to the inside of sample barrel, the rotating disc of shaft bottom is attached to the bottom of sample barrel, the outside and the bottom of sample barrel are both fixed with first supporting plate, the surface of rotating disc is attached to first supporting plate, the end of first supporting plate away from sample barrel is opened with second leak hole matched with sampling cavity, sample storage mechanism is below second leak hole, the inner top of sample barrel is fixed with attachment plate matched with the top of rotating disc, the bottom of sample barrel is opened with silt port matched with sampling cavity.

[0010] Preferably: the outside of bottom end of sampling cavity is fixed with sealing ring, and the bottom of sealing ring is attached to first supporting plate.

[0011] Preferably, the sample storage mechanism comprises a pull plate, a second supporting plate, a toothed disc, a storage groove, a sampling tube and a gear, the pull plate is attached to the surface of the box body, the inner side of the pull plate is horizontally fixed with the second supporting plate, the second supporting plate is slidingly connected with the box body, the top of the second supporting plate is rotatably installed with the toothed disc, the top of the toothed disc is rotatably installed with the storage groove, the inside of the storage groove is vertically inserted with the sampling tube, the top end of the sampling tube is aligned below the second leakage hole, and the gear is installed on the shaft and engaged with the outside of the toothed disc.

[0012] Preferably, the sampling tube is provided with four groups, and the sampling tube is arranged in an annular array, and the circumference of the gear is half of the circumference of the toothed disc.

[0013] Preferably, the discharge mechanism comprises a discharge pipe, a sliding sleeve, a partition plate, a second spring, a through hole and a protrusion, the discharge pipe is installed at the bottom end of the sample barrel, and the bottom end of the discharge pipe extends into the inside of the triangular weir groove, the sliding sleeve is horizontally fixed on the discharge pipe, the discharge pipe is communicated with the inside of the sliding sleeve, the partition plate is slidingly installed in the inside of the sliding sleeve, the second spring is arranged between the end of the partition plate and the inner end of the sliding sleeve, the through hole is arranged on the partition plate and matched with the discharge pipe, the bottom end of the shaft is fixed with the protrusion, and the length direction of the protrusion is perpendicular to the direction of the connecting line of the two sampling cavities.

[0014] Preferably, the silt content detection mechanism comprises a weighing cylinder, a drainage pipe, a leakage pipe, an electromagnetic valve, a filter cylinder, a filter screen, a pad, a first pressure sensor, a second pressure sensor and a hot air blower, the weighing cylinder is located at the side of the sample barrel, the drainage pipe is arranged between the weighing cylinder and the inside of the sample barrel, the leakage pipe is arranged between the bottom of the weighing cylinder and the inside of the triangular weir groove, the electromagnetic valves are arranged on the drainage pipe and the leakage pipe, the filter cylinder is arranged in the inside of the drainage pipe, the filter screen is installed at the bottom end of the filter cylinder, the pads are symmetrically installed at the inside of the weighing cylinder, the first pressure sensor is arranged between the top of the pad and the upper bottom of the filter cylinder, the second pressure sensor is arranged at the inner bottom of the weighing cylinder, and the hot air blower is installed at the top of the weighing cylinder.

[0015] The beneficial effects of the present application are:

[0016] The present application provides a kind of sea grass bed carbon storage and carbon budget determination instrument, by being provided with sample barrel below inlet pipe, can be collected to sample when surface runoff passes, and after collection, sample barrel is sealed, and when sample flows into the inside of sample barrel, with greater impact force, can guarantee the uniform mixing of sample, then water sample, sea grass bed mixture sampling is carried out by sampling mechanism, in addition, by the precipitation in the inside of sample barrel, then water sample, sea grass bed is sampled respectively by sampling mechanism, obtains three different samples, so that the result of detection is more accurate, and practicality is higher;

[0017] The blocking mechanism is composed of a hidden groove, a blocking plate, a first spring, a pull rope and a hollow floating ball arranged on the inner side of the leakage hole of the guide plate, can automatically block the top end of the sample barrel after the sample fills the sample barrel, so as to carry out the sedimentation operation, and is more convenient to use.

[0018] The sampling mechanism is composed of a motor, a shaft, a rotating disc, a sampling cavity, a first supporting plate, a second leakage hole and a matching plate and a sediment port in the sample barrel, two groups of rotating discs are arranged, the top rotating disc extends into the sample barrel, and the bottom rotating disc is attached below the sediment port, by controlling the rotation of the rotating disc, the top supernatant and the bottom sediment can be automatically sampled after the sample is deposited, and the mixture can also be sampled by controlling the rotation of the rotating disc after the sample is just injected into the sample barrel, and sampling is more convenient.

[0019] The sample storage mechanism is composed of a pull plate, a second supporting plate, a toothed disc, a shaft, a sampling tube and a gear, the gear is installed on the shaft, the gear is engaged with the outer side of the toothed disc, the rotation of the sampling tube is automatically controlled in the sampling process, the sampling tube is automatically replaced, linkage control is adopted, sampling is simpler, and the split design between the sample storage mechanism and the box body can facilitate the sampling of samples, and the filling of the sampling tube is more convenient.

[0020] The discharge mechanism is composed of a discharge pipe, a sliding sleeve, a partition plate, a second spring, a through hole and a protruding block arranged at the bottom of the sample barrel, can automatically discharge the sample after sampling is completed, so as to carry out secondary sampling, and is more practical.

[0021] The sediment content detection mechanism is composed of a weighing cylinder, a drainage pipe, a flow-off pipe, an electromagnetic valve, a filter cylinder, a filter screen, a cushion block, a first pressure sensor, a second pressure sensor and a hot air machine, can weigh the sample weight and the sediment weight respectively during use, and the sediment content is obtained through a calculation formula, and the functionality of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a perspective front sectional view of a preferred embodiment of the instrument for measuring carbon storage and carbon budget of a seaweed bed;

[0023] Figure 2 It is a plane front sectional view of a preferred embodiment of the instrument for measuring carbon storage and carbon budget of a seaweed bed;

[0024] Figure 3 It is a sectional view of the box body of a preferred embodiment of the instrument for measuring carbon storage and carbon budget of a seaweed bed;

[0025] Figure 4Figure 1 is a diagram of the blocking mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application;

[0026] Figure 5 Figure 2 is a diagram of the sampling mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application;

[0027] Figure 6 Figure 3 is a diagram of the sample storage mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application;

[0028] Figure 7 Figure 4 is a diagram of the discharging mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application;

[0029] Figure 8 Figure 5 is a diagram of the sediment content detection mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application.

[0030] Figure 1 is a diagram of the blocking mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 2 is a diagram of the sampling mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 3 is a diagram of the sample storage mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 4 is a diagram of the discharging mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 5 is a diagram of the sediment content detection mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application. Figure 1 is a diagram of the blocking mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 2 is a diagram of the sampling mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 3 is a diagram of the sample storage mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 4 is a diagram of the discharging mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 5 is a diagram of the sediment content detection mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application. Figure 1 is a diagram of the blocking mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 2 is a diagram of the sampling mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 3 is a diagram of the sample storage mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 4 is a diagram of the discharging mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 5 is a diagram of the sediment content detection mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application. Figure 1 is a diagram of the blocking mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 2 is a diagram of the sampling mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 3 is a diagram of the sample storage mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 4 is a diagram of the discharging mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application; Figure 5 is a diagram of the sediment content detection mechanism of a preferred embodiment of the apparatus for measuring carbon storage and carbon budget of a seagrass bed of the present application. DETAILED DESCRIPTION

[0031] For those skilled in the art to make the technical solutions of the present application clearer and more explicit, the present application is described in further detail below in conjunction with the embodiments and drawings, but the embodiments of the present application are not limited thereto.

[0032] As Figures 1-8The embodiment shown provides a kind of apparatus for determining seagrass bed carbon storage and carbon budget, including triangular weir tank 5 and flowmeter 6 installed at the top of triangular weir tank 5, the end of triangular weir tank 5 away from flowmeter 6 is equipped with box 1, the end of box 1 away from triangular weir tank 5 is equipped with liquid inlet pipe 2, the inner top of box 1 is fixed with flow guide plate 3 adhering to the bottom of liquid inlet pipe 2, the end of box 1 away from liquid inlet pipe 2 is equipped with transfer port 4, the inner top of box 1 is equipped with sample barrel 7 at the position below liquid inlet pipe 2, first leak hole 13 is equipped on the top of sample barrel 7 on blocking mechanism 8, the side of first leak hole 13 is equipped with blocking mechanism 8, the side of sample barrel 7 is equipped with sampling mechanism 9, the position of box 1 inside is equipped with sample storage mechanism 10 close to sampling mechanism 9, the below of sample barrel 7 is equipped with discharge mechanism 12, the side of sample barrel 7 away from sampling mechanism 9 is equipped with silt content detection mechanism 11.

[0033] By setting the sample barrel 7 below the inlet pipe 2, the sample can be collected when the surface runoff passes, and the sample barrel 7 can be sealed after collection, and the sample flows into the sample barrel 7 with great impact force, which can ensure uniform mixing of the sample, and then the water sample and the seaweed bed mixture are sampled by the sampling mechanism 9. In addition, by precipitating in the sample barrel 7, the water sample and the seaweed bed are respectively sampled by the sampling mechanism 9, three different samples are obtained, the detection result is more accurate, and the practicability is higher. The blocking mechanism 8 composed of the hidden groove 14, the blocking plate 15, the first spring 16, the pull rope 17 and the hollow floating ball 18 on the inner side of the leakage hole of the flow guide plate 3 can automatically seal the top of the sample barrel 7 after the sample fills the sample barrel 7, so as to carry out the sedimentation operation, which is more convenient to use. The sampling mechanism 9 composed of the motor 20, the shaft 21, the rotating disc 22, the sampling cavity 23, the first supporting plate 24, the second leakage hole 25, the matching plate 26 in the sample barrel 7 and the sediment port 27. The rotating disc 22 is provided with two groups, and the top rotating disc 22 extends into the inside of the sample barrel 7, and the bottom rotating disc 22 is attached below the sediment port 27. By controlling the rotation of the rotating disc 22, the supernatant on the top and the sediment precipitate on the bottom can be automatically sampled after the sample is precipitated. After the sample is just injected into the inside of the sample barrel 7, the rotation of the rotating disc 22 can also be controlled to sample the mixture. The sampling is more convenient. The sample storage mechanism 10 composed of the pull plate 28, the second supporting plate 29, the toothed disc 30, the shaft 21, the sampling pipe 32 and the gear 33. The gear 33 is installed on the shaft 21, and the gear 33 is engaged with the outside of the toothed disc 30. The rotation of the sampling pipe 32 is automatically controlled during sampling, and the sampling pipe 32 is automatically replaced. The linkage control is adopted, the sampling is simpler, and the sample storage mechanism 10 and the box body 1 are designed in a split type, which can conveniently collect the sample, and the filling of the sampling pipe 32 is more convenient. The discharge mechanism 12 composed of the discharge pipe 34, the sliding sleeve 35, the partition plate 36, the second spring 37, the through hole 38 and the protruding block 39 arranged at the bottom of the sample barrel 7 can automatically discharge the sample after sampling is completed, so as to carry out secondary sampling, which is more practical. The mud content detection mechanism 11 composed of the weighing cylinder 40, the drainage pipe 41, the flow pipe 42, the electromagnetic valve 43, the filter cylinder 44, the filter screen 45, the cushion block 46, the first pressure sensor 47, the second pressure sensor 48 and the hot air blower 49 can weigh the sample weight and the mud weight respectively during use, and then calculate the mud content by a formula, thereby improving the functionality of the device.

[0034] In the embodiment, the blocking mechanism 8 comprises a hidden groove 14, a blocking plate 15, a first spring 16, a pull rope 17 and a hollow floating ball 18, the first leakage hole 13 is provided with the hidden groove 14 near one side of the liquid inlet pipe 2, the blocking plate 15 is slidably installed in the hidden groove 14, the first spring 16 is arranged between the end of the blocking plate 15 and the inner end of the hidden groove 14, the pull rope 17 is fixed to one end of the blocking plate 15 close to the first spring 16, the pull rope 17 extends from the inside of the first spring 16 and passes through the flow guide plate 3 to the inside of the sample barrel 7, the hollow floating ball 18 is fixed to the end of the pull rope 17 away from the blocking plate 15, and the weight of the hollow floating ball 18 is greater than the sum of the elastic force of the first spring 16 in the reset state and the friction force between the bottom surface of the blocking plate 15 and the inner top of the hidden groove 14.

[0035] Local working principle: when the hollow floating ball 18 is located in the inside of the sample barrel 7 and always suspended above the liquid surface, the liquid entering rate of the sample barrel 7 is less than the liquid discharging rate when the bottom end of the sample barrel 7 is in the open state, at this time, the hollow floating ball 18 is always located at the bottom of the sample barrel 7, the blocking plate 15 is hidden in the inside of the hidden groove 14, and when the bottom end of the sample barrel 7 is in the blocking state, as the liquid level rises, the hollow floating ball 18 also rises, at this time, the blocking plate 15 is reset under the action of the elastic force of the first spring 16, and the top end of the sample barrel 7 is blocked, so as to carry out the sedimentation operation.

[0036] In the embodiment, the inside of the sample barrel 7 is vertically installed with a guide rod 19, and the hollow floating ball 18 is slidably connected with the guide rod 19.

[0037] Local working principle: the use of the guide rod 19 can limit the position of the hollow floating ball 18, so as to avoid the shaking of the hollow floating ball 18 from affecting the sampling.

[0038] In the embodiment, the sampling mechanism 9 comprises a motor 20, a shaft rod 21, a rotating disc 22, a sampling cavity 23, a first supporting plate 24, a second leakage hole 25, a fitting plate 26 and a silt port 27, the motor 20 is installed on the inner bottom of the box body 1, the output end of the motor 20 is vertically installed with the shaft rod 21, the top end and the middle position of the shaft rod 21 are both horizontally fixed with the rotating disc 22, the top of the rotating disc 22 is symmetrically provided with the sampling cavity 23, the rotating disc 22 at the top of the shaft rod 21 extends to the inside of the sample barrel 7, the rotating disc 22 at the bottom of the shaft rod 21 is fitted on the bottom of the sample barrel 7, the outside and the bottom of the sample barrel 7 are both fixed with the first supporting plate 24, the rotating disc 22 is fitted on the surface of the first supporting plate 24, one end of the first supporting plate 24 away from the sample barrel 7 is provided with the second leakage hole 25 matched with the sampling cavity 23, the sample storage mechanism 10 is located below the second leakage hole 25, the inner top of the sample barrel 7 is fixed with the fitting plate 26 fitted on the top of the rotating disc 22, and the bottom of the sample barrel 7 is provided with the silt port 27 matched with the sampling cavity 23.

[0039] Local working principle: in the process of sampling, the sampling cavity 23 on the rotating disc 22 is not communicated with the inside of the sample barrel 7, the sampling cavity 23 on the two groups of rotating discs 22 is located on the same vertical line, the position of the sampling cavity 23 can be changed after the rotating disc 22 rotates one hundred and eighty degrees, and a sampling operation is performed, in the sampling process, the samples at the top and the bottom of the sample barrel 7 are injected into the sampling cavity 23 on the two groups of rotating discs 22 respectively, and the sampling operation is performed, in the sampling process of the mixed liquid, two samples are extracted at a time, comparison analysis can be performed, and the samples extracted after sedimentation are separated water samples and sediment samples, and the extraction of multiple samples can ensure the accuracy of detection.

[0040] In this embodiment, the outer side of the bottom end of the sampling cavity 23 is fixed with a sealing ring, and the bottom of the sealing ring is attached to the first supporting plate 24.

[0041] Local working principle: the use of the sealing ring can prevent sample leakage and ensure the extraction amount of the sample.

[0042] In this embodiment, the sample storage mechanism 10 includes a pull plate 28, a second supporting plate 29, a toothed disc 30, a storage groove 31, a sampling pipe 32 and a gear 33, the pull plate 28 is attached to the surface of the box body 1, the inner side of the pull plate 28 is horizontally fixed with the second supporting plate 29, the second supporting plate 29 is slidingly connected with the box body 1, the top of the second supporting plate 29 is rotatably installed with the toothed disc 30, the top of the toothed disc 30 is rotatably installed with the storage groove 31, the inside of the storage groove 31 is vertically inserted with the sampling pipe 32, the top end of the sampling pipe 32 is aligned below the second leak hole 25, and the gear 33 is installed on the shaft 21 and engaged with the outer side of the toothed disc 30.

[0043] Local working principle: the sample storage mechanism 10 adopts a pull-out design, which can be pulled out from the inside of the box body 1 for convenient use and rapid filling of the sampling pipe 32, the rotation of the shaft 21 can control the rotation of the gear 33, the rotation of the gear 33 can drive the rotation of the toothed disc 30, and the position of the sampling pipe 32 can be automatically controlled during sampling to ensure that the sampling pipe 32 can receive the sample, the linkage control mode is more convenient and practical.

[0044] In this embodiment, four groups of sampling pipes 32 are provided, and the sampling pipes 32 are arranged in a ring array, and the circumference of the gear 33 is half of the circumference of the toothed disc 30.

[0045] Local working principle: after the rotating disc 22 rotates one hundred and eighty degrees, the position of the sampling pipe 32 rotates ninety degrees, through the arrangement of the four groups of sampling pipes 32, twice sampling can be performed to ensure the accuracy of detection.

[0046] In the embodiment, the discharging mechanism 12 comprises a discharging pipe 34, a sliding sleeve 35, a partition plate 36, a second spring 37, a through hole 38 and a protrusion 39. The discharging pipe 34 is installed at the bottom end of the sample barrel 7 and extends into the interior of the triangular weir groove 5. The sliding sleeve 35 is horizontally fixed on the discharging pipe 34 and is in communication with the interior of the sliding sleeve 35. The partition plate 36 is horizontally and slidingly installed in the interior of the sliding sleeve 35. The second spring 37 is arranged between the end of the partition plate 36 and the inner end of the sliding sleeve 35. The through hole 38 is arranged on the partition plate 36 and is matched with the discharging pipe 34. The protrusion 39 is fixed at the bottom end of the shaft 21 and is perpendicular to the connecting direction of the two groups of sampling cavities 23.

[0047] Local working principle: after the sampling of the water sample, the sediment sample and the mixed sample is completed, the disc 22 rotates 360 degrees, and the protrusion 39 rotates to the initial position together with the shaft 21. The protrusion 39 extrudes the partition plate 36 to communicate the through hole 38 and the discharging pipe 34. The sample in the interior of the sample barrel 7 is injected into the interior of the triangular weir groove 5 through the discharging pipe 34 for discharging.

[0048] In the embodiment, the sediment content detection mechanism 11 comprises a weighing cylinder 40, a drainage pipe 41, a leakage pipe 42, an electromagnetic valve 43, a filter cylinder 44, a filter screen 45, a pad 46, a first pressure sensor 47, a second pressure sensor 48 and a hot air machine 49. The weighing cylinder 40 is arranged at the side of the sample barrel 7. The drainage pipe 41 is arranged between the weighing cylinder 40 and the interior of the sample barrel 7. The leakage pipe 42 is arranged between the bottom of the weighing cylinder 40 and the interior of the triangular weir groove 5. The electromagnetic valve 43 is arranged on the drainage pipe 41 and the leakage pipe 42. The filter cylinder 44 is arranged in the interior of the drainage pipe 41. The filter screen 45 is arranged at the bottom end of the filter cylinder 44. The pad 46 is symmetrically arranged at the inner side of the weighing cylinder 40. The first pressure sensor 47 is arranged between the top of the pad 46 and the upper bottom of the filter cylinder 44. The second pressure sensor 48 is arranged at the inner bottom of the weighing cylinder 40. The hot air machine 49 is arranged at the top of the weighing cylinder 40.

[0049] Local working principle: during the detection of the sediment content, the sample in the interior of the sample barrel 7 enters into the interior of the weighing cylinder 40 through the drainage pipe 41 to extract a certain amount of sample. The weight of the sample is measured by the second pressure sensor 48. Then, the sample is discharged. The sediment in the sample is blocked by the filter screen 45 and is retained on the top of the filter screen 45. Then, the hot air machine 49 is opened to dry the sediment. After the sediment is dried, the weight of the sediment is obtained. The weight of the sample and the weight of the sediment are obtained by the calculation formula. After the measurement is completed, the sediment on the filter screen 45 is extracted by the existing dust collector for secondary detection.

[0050] The above merely illustrates the further embodiments of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacements or changes according to the technical solutions and concepts of the present application within the disclosed scope, which shall all fall into the protection scope of the present application.

Claims

1. An apparatus for measuring carbon storage and carbon budget of a seagrass bed, comprising a triangular weir tank (5) and a flow meter (6) installed on the top of the triangular weir tank (5), characterized in that: The triangular weir groove (5) is provided with a box body (1) away from the flowmeter (6), the box body (1) is provided with a liquid inlet pipe (2) away from the triangular weir groove (5), the inner top of the box body (1) is fixedly provided with a flow guide plate (3) abutting the bottom of the liquid inlet pipe (2), the box body (1) is provided with a transfer port (4) away from the liquid inlet pipe (2), the inner top of the box body (1) is provided with a sample barrel (7) below the liquid inlet pipe (2), the upper part of the blocking mechanism (8) is provided with a first leakage hole (13) above the sample barrel (7), the side of the first leakage hole (13) is provided with the blocking mechanism (8), the side of the sample barrel (7) is provided with a sampling mechanism (9), the inside of the box body (1) is provided with a sample storage mechanism (10) close to the sampling mechanism (9), the lower part of the sample barrel (7) is provided with a discharge mechanism (12), the side of the sample barrel (7) away from the sampling mechanism (9) is provided with a silt content detection mechanism (11); The blocking mechanism (8) comprises a hidden groove (14), a blocking plate (15), a first spring (16), a pull rope (17) and a hollow floating ball (18), the side of the first leakage hole (13) close to the liquid inlet pipe (2) is provided with a hidden groove (14), the inside of the hidden groove (14) is slidably provided with a blocking plate (15), the end of the blocking plate (15) and the inner end of the hidden groove (14) are provided with a first spring (16), the end of the blocking plate (15) close to the first spring (16) is fixedly provided with a pull rope (17), the pull rope (17) passes through the inside of the first spring (16) and extends to the inside of the sample barrel (7) through the flow guide plate (3), the end of the pull rope (17) away from the blocking plate (15) is fixedly provided with a hollow floating ball (18), the weight of the hollow floating ball (18) is greater than the sum of the elastic force of the first spring (16) in reset state and the friction force between the bottom surface of the blocking plate (15) and the inner top of the hidden groove (14); The sampling mechanism (9) comprises a motor (20), a shaft rod (21), a rotating disc (22), a sampling cavity (23), a first supporting plate (24), a second leakage hole (25), an abutting plate (26) and a silt port (27), the inside bottom of the box body (1) is provided with a motor (20), the output end of the motor (20) is vertically provided with a shaft rod (21), the top end and the middle position of the shaft rod (21) are horizontally fixedly provided with a rotating disc (22), the top of the rotating disc (22) is symmetrically provided with a sampling cavity (23), the rotating disc (22) of the top of the shaft rod (21) extends to the inside of the sample barrel (7), the rotating disc (22) of the bottom of the shaft rod (21) abuts the bottom of the sample barrel (7), the outside and the bottom of the sample barrel (7) are fixedly provided with a first supporting plate (24), the rotating disc (22) abuts the surface of the first supporting plate (24), the end of the first supporting plate (24) away from the sample barrel (7) is provided with a second leakage hole (25) matched with the sampling cavity (23), the sample storage mechanism (10) is below the second leakage hole (25), the inner top of the sample barrel (7) is fixedly provided with an abutting plate (26) abutting the top of the rotating disc (22), the bottom of the sample barrel (7) is provided with a silt port (27) matched with the sampling cavity (23). The sample storage mechanism (10) comprises a pull plate (28), a second supporting plate (29), a toothed disc (30), a storage groove (31), a sampling tube (32) and a gear (33), the pull plate (28) is attached to the surface of the box body (1), the inner side of the pull plate (28) is horizontally fixed with the second supporting plate (29), the second supporting plate (29) is slidingly connected with the box body (1), the top of the second supporting plate (29) is rotatably installed with the toothed disc (30), the top of the toothed disc (30) is rotatably installed with the storage groove (31), the inside of the storage groove (31) is vertically inserted with the sampling tube (32), the top end of the sampling tube (32) is aligned below the second leakage hole (25), the gear (33) is installed on the shaft rod (21) and is engaged with the outside of the toothed disc (30). The silt content detection mechanism (11) comprises a weighing cylinder (40), a flow guide pipe (41), a flow discharge pipe (42), an electromagnetic valve (43), a filter cylinder (44), a filter screen (45), a cushion block (46), a first pressure sensor (47), a second pressure sensor (48) and a hot air blower (49), the weighing cylinder (40) is located at the side of the sample barrel (7), the flow guide pipe (41) is arranged between the weighing cylinder (40) and the inside of the sample barrel (7), the flow discharge pipe (42) is arranged between the bottom of the weighing cylinder (40) and the inside of the triangular weir groove (5), the electromagnetic valves (43) are arranged on the flow guide pipe (41) and the flow discharge pipe (42), the inside of the flow guide pipe (41) is provided with the filter cylinder (44), the bottom end of the filter cylinder (44) is installed with the filter screen (45), the inside of the weighing cylinder (40) is symmetrically installed with the cushion block (46), the first pressure sensor (47) is arranged between the top of the cushion block (46) and the upper bottom of the filter cylinder (44), the inside bottom of the weighing cylinder (40) is provided with the second pressure sensor (48), and the top of the weighing cylinder (40) is installed with the hot air blower (49).

2. An apparatus for measuring carbon stock and carbon budget of a seagrass bed according to claim 1, characterized in that: The inside of the sample barrel (7) is vertically installed with the guide rod (19), and the hollow floating ball (18) is slidingly connected with the guide rod (19).

3. An apparatus for measuring carbon stock and carbon budget of a seagrass bed according to claim 2, characterized in that: The outside of the bottom end of the sampling cavity (23) is fixed with the sealing ring, and the bottom of the sealing ring is attached to the first supporting plate (24).

4. An apparatus for measuring carbon stock and carbon budget of a seagrass bed according to claim 3, characterized in that: Four groups of sampling tubes (32) are arranged in an annular array, and the circumference of the gear (33) is half of the circumference of the toothed disc (30).

5. An apparatus for measuring carbon stocks and carbon budget of a seagrass bed according to claim 4, characterized in that: The discharge mechanism (12) comprises a discharge pipe (34), a sliding sleeve (35), a partition plate (36), a second spring (37), a through hole (38) and a protruding block (39), the discharge pipe (34) is installed at the bottom end of the sample barrel (7), and the bottom end of the discharge pipe (34) extends into the inside of the triangular weir groove (5), the sliding sleeve (35) is horizontally fixed on the discharge pipe (34), the discharge pipe (34) is in communication with the inside of the sliding sleeve (35), the partition plate (36) is horizontally slidingly installed in the inside of the sliding sleeve (35), the second spring (37) is arranged between the end of the partition plate (36) and the inner end of the sliding sleeve (35), the through hole (38) is arranged on the partition plate (36) and matched with the discharge pipe (34), the bottom end of the shaft rod (21) is fixed with the protruding block (39), and the length direction of the protruding block (39) is perpendicular to the direction of the connecting line of the two groups of sampling cavities (23).

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