Sampling device for plankton detection

Abstract

The utility model relates to the field of plankton detection, in particular to a sampling device for plankton detection, which comprises a connecting cylinder, the bottom of an inner cavity of the connecting cylinder is connected with a material suction pump through a bolt, and the feeding end of the material suction pump is fixedly communicated with a telescopic hose. Through cooperation of the connecting cover, the impurity filtering screen plate, the fixing ring, the sealing ring, the supporting ring, the supporting plate and the connecting bolt, the impurity filtering device has the advantage of filtering impurities in water, the impurity filtering screen plate is placed in the connecting cover and makes contact with the sealing ring, the connecting bolt is rotated, and under the action of the supporting plate, the connecting bolt drives the fixing ring to move, so that the impurities in the water are filtered out. The impurity filtering net plate is fixed in the connecting cover in an abutting mode, then the connecting cover is connected with the threaded head, and when water and plankton are sucked, impurities can be blocked; through cooperation of a weight sensor, a circular plate, an elastic plate, a stabilizing rod and a limiting plate, the device has the advantage of quantitative sampling.

Description

TECHNICAL FIELD

[0001] The utility model relates to plankton detection technical field, concretely is a kind of sampling device of plankton detection. BACKGROUND

[0002] Plankton refers to in ocean, lake and river etc.

[0003] Through the search, the announcement No.

[0004] For example, when using, directly extracting water and plankton, without the function of filtering impurities in water, so that impurities remain in water, reduce the quality of plankton sampling after, affect the accuracy of plankton detection, and when sampling, without quantitative sampling function, so when sampling in different areas, cause the amount of water suction is inconsistent when sampling, not convenient for subsequent comparative analysis, affect the accuracy of plankton content analysis in different areas, in order to solve the above technical problems, therefore we design a kind of sampling device of plankton detection. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of sampling device of plankton detection, with the advantages of filtering impurities in water and quantitative sampling, solve the problem of not filtering impurities in water and not quantitative sampling.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of sampling device of plankton detection, including connecting cylinder, the bottom of the connecting cylinder inner chamber is connected with suction pump by bolt connection, the feed end of the suction pump is fixedly connected with flexible hose, the left end of the flexible hose is penetrated to the left side of connecting cylinder and is fixedly connected with threaded head, the left end of the threaded head is installed with filter assembly, the filter assembly includes connecting cover, filter screen, fixed ring, sealing ring, support ring, support plate and connecting bolt, the right side of the connecting cylinder is connected with box by bolt connection, the inner chamber of the box is installed with measuring assembly, the measuring assembly includes weight sensor, circular plate, elastic plate, stabilizer and limit plate, the top of the circular plate is provided with sample bottle.

[0007] Preferably, the right end of the connecting cover is sleeved with the surface of the threaded head, the support ring is fixedly connected with the inner wall of the connecting cover, and the right side of the sealing ring is fixedly connected with the left side of the support ring.

[0008] Preferably, the right side of the impurity filtering screen plate is in contact with the left side of the sealing ring, one side of the support plate is fixedly connected with the surface of the connecting cover, and one end of the connecting bolt penetrates through one side of the support plate.

[0009] Preferably, the connecting position of the connecting bolt and the support plate is movably connected through threads, and one side of the fixed ring is movably connected with the left end of the connecting bolt through a bearing.

[0010] Preferably, the bottom of the weight sensor is fixedly connected with the bottom of the inner cavity of the box through bolts, the bottom of the circular plate is fixedly connected with the top of the weight sensor through bolts, and one end of the stabilizing rod penetrates through the surface of the circular plate.

[0011] Preferably, the bottom end of the stabilizing rod is welded with the bottom of the inner cavity of the box, the bottom end of the elastic plate is fixedly connected with the top of the circular plate, and one side of the limiting plate is fixedly connected with one end of the elastic plate through bolts.

[0012] Preferably, the discharge end of the material suction pump is fixedly connected with a discharge pipe, the right end of the discharge pipe penetrates into the inner cavity of the box, and the top of the connecting barrel is connected with a top cover through bolts.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The utility model discloses a water quality sampling device, which comprises a box body, a threaded head is fixedly connected with the bottom of the inner cavity of the box body, a connecting cover is fixedly connected with the surface of the threaded head, a sealing ring is fixedly connected with the left side of the connecting cover, an impurity filtering screen plate is in contact with the right side of the sealing ring, a support ring is fixedly connected with the inner wall of the connecting cover, a support plate is fixedly connected with the surface of the connecting cover, and a connecting bolt penetrates through one side of the support plate.

[0015] 2、The utility model discloses a water quality sampling device, which comprises a box body, a threaded head is fixedly connected with the bottom of the inner cavity of the box body, a connecting cover is fixedly connected with the surface of the threaded head, a sealing ring is fixedly connected with the left side of the connecting cover, an impurity filtering screen plate is in contact with the right side of the sealing ring, a support ring is fixedly connected with the inner wall of the connecting cover, a support plate is fixedly connected with the surface of the connecting cover, and a connecting bolt penetrates through one side of the support plate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1The utility model discloses a three-dimensional structure schematic diagram for the utility model;

[0017] Figure 2 The utility model discloses a sectional view three-dimensional structure schematic diagram for the utility model;

[0018] Figure 3 The utility model discloses a partial explosion three-dimensional structure schematic diagram for the utility model;

[0019] Figure 4 The utility model discloses Figure 3 The utility model discloses an enlarged structure schematic diagram for A of middle;

[0020] Figure 5 The utility model discloses a partial sectional view explosion three-dimensional structure schematic diagram.

[0021] In the drawing: 1, connecting cylinder;2, top cover;3, flexible hose;4, filter assembly;401, connecting cover;402, impurity screen plate;403, fixed ring;404, sealing ring;405, support ring;406, support plate;407, connecting bolt;5, discharge pipe;6, box;7, suction pump;8, threaded head;9, measuring assembly;901, weight sensor;902, circular plate;903, elastic plate;904, stabilizing rod;905, limiting plate;10, sample storage bottle. Specific implementation

[0022] Please refer to Figures 1-5 A sampling device for detecting plankton, including connecting cylinder 1, the bottom of the inner cavity of connecting cylinder 1 is connected with suction pump 7 by bolt, the feed end of suction pump 7 is fixedly connected with flexible hose 3, the left end of flexible hose 3 penetrates to the left side of connecting cylinder 1 and is fixedly connected with threaded head 8, the left end of threaded head 8 is installed with filter assembly 4, filter assembly 4 includes connecting cover 401, impurity screen plate 402, fixed ring 403, sealing ring 404, support ring 405, support plate 406 and connecting bolt 407, the right side of connecting cylinder 1 is connected with box 6 by bolt, the inner cavity of box 6 is installed with measuring assembly 9, measuring assembly 9 includes weight sensor 901, circular plate 902, elastic plate 903, stabilizing rod 904 and limiting plate 905, the top of circular plate 902 is provided with sample storage bottle 10;

[0023] Please refer to Figure 2 、 Figure 3 And Figure 4 The right end of connecting cover 401 is threadedly covered on the surface of threaded head 8, support ring 405 is fixedly connected with the inner wall of connecting cover 401, the right side of sealing ring 404 is fixedly connected with the left side of support ring 405, by setting sealing ring 404, after impurity screen plate 402 is placed in connecting cover 401, the close effect of impurity screen plate 402 placed in connecting cover 401 can be increased;

[0024] Please refer toFigure 2 、 Figure 3 and Figure 4 The right side of the filter screen plate 402 is in contact with the left side of the sealing ring 404, one side of the supporting plate 406 is fixedly connected with the surface of the connecting cover 401, one end of the connecting bolt 407 penetrates through one side of the supporting plate 406, and the supporting plate 406 can support the connecting bolt 407, so that the connecting bolt 407 can rotate to drive the fixed ring 403 to move.

[0025] Please refer to Figure 2 、 Figure 3 and Figure 4 The connecting bolt 407 is movably connected with the connecting portion of the supporting plate 406 through threads, and one side of the fixed ring 403 is movably connected with the left end of the connecting bolt 407 through a bearing.

[0026] Please refer to Figure 5 The bottom of the weight sensor 901 is fixedly connected with the bottom of the inner cavity of the box body 6 through bolts, the bottom of the circular plate 902 is fixedly connected with the top of the weight sensor 901 through bolts, and one end of the stabilizing rod 904 penetrates through the surface of the circular plate 902. The stabilizing rod 904 can limit the circular plate 902, so as to ensure the stability of the circular plate 902.

[0027] Please refer to Figure 5 The bottom end of the stabilizing rod 904 is welded with the bottom of the inner cavity of the box body 6, the bottom end of the elastic plate 903 is fixedly connected with the top of the circular plate 902, and one side of the limiting plate 905 is fixedly connected with one end of the elastic plate 903 through bolts. The elastic plate 903 can support the limiting plate 905, and the limiting plate 905 has elasticity, so as to limit the sample storage bottle 10.

[0028] Please refer to Figure 1 、 Figure 2 and Figure 5 The discharge end of the suction pump 7 is fixedly connected with a discharge pipe 5, the right end of the discharge pipe 5 penetrates into the inner cavity of the box body 6, and the top of the connecting cylinder 1 is connected with a top cover 2 through bolts. The top cover 2 can seal the top of the connecting cylinder 1, and also facilitates carrying the connecting cylinder 1.

[0029] In use, the external controller and power supply, the staff will be connected to the cylinder 1 placed in the river, the filter screen plate 402 into the connecting cover 401, so that it is in contact with the sealing ring 404 side, through the rotation of the connecting bolt 407, under the action of the supporting plate 406, let the connecting bolt 407 can move, thus driving the fixed ring 403 movement, let the fixed ring 403 can be fixed to the filter screen plate 402 in the connecting cover 401, and then the connecting cover 401 and threaded head 8 are connected, so that the connecting cover 401 can be installed in the left end of the flexible hose 3, after the completion of the fixed, the sample bottle 10 is placed on the circular plate 902, through the limiting plate 905 to the sample bottle 10 limiting, ensure the stability of the sample bottle 10 placed, and then the connecting cover 401 is put into the lake water, the suction pump 7 runs, so that the connecting cover 401 can suck water and plankton, and the filter screen plate 402 can block the impurities, prevent mixing in the water, improve the quality of sampling, water and plankton through the discharge pipe 5 into the sample bottle 10, through the weight sensor 901 can monitor the amount of water into the sample bottle 10, when sampling in different areas, can ensure the consistency of the sampling amount, convenient for subsequent comparative analysis, improve the precision of plankton content comparison and analysis of different water areas.

[0030] In summary: the plankton sampling device, through the connecting cover 401, filter screen plate 402, fixed ring 403, sealing ring 404, support ring 405, supporting plate 406, connecting bolt 407, weight sensor 901, circular plate 902, elastic plate 903, stabilizer 904 and limiting plate 905 cooperation, solves the problem of not having to filter the impurities in the water, and can not quantitative sampling.

Claims

1. A sampling device for detecting plankton, comprising a connecting tube (1), characterized in that: The bottom of the inner cavity of the connecting cylinder (1) is connected with a suction pump (7) through bolts, the feeding end of the suction pump (7) is fixedly connected with an elastic hose (3), the left end of the elastic hose (3) penetrates to the left side of the connecting cylinder (1) and is fixedly connected with a threaded head (8), the left end of the threaded head (8) is installed with a filter assembly (4), the filter assembly (4) comprises a connecting cover (401), a filter screen plate (402), a fixed ring (403), a sealing ring (404), a supporting ring (405), a supporting plate (406) and a connecting bolt (407), the right side of the connecting cylinder (1) is connected with a box body (6) through bolts, the inner cavity of the box body (6) is installed with a measuring assembly (9), the measuring assembly (9) comprises a weight sensor (901), a circular plate (902), an elastic plate (903), a stabilizing rod (904) and a limiting plate (905), the top of the circular plate (902) is provided with a sample storage bottle (10).

2. The sampling device for detecting phytoplankton according to claim 1, wherein: The right end of the connecting cover (401) is threadedly sleeved on the surface of the threaded head (8), the supporting ring (405) is fixedly connected with the inner wall of the connecting cover (401), and the right side of the sealing ring (404) is fixedly connected with the left side of the supporting ring (405).

3. The sampling device for detecting phytoplankton according to claim 1, wherein: The right side of the filter screen plate (402) is in contact with the left side of the sealing ring (404), one side of the supporting plate (406) is fixedly connected with the surface of the connecting cover (401), and one end of the connecting bolt (407) penetrates one side of the supporting plate (406).

4. The sampling device for detecting phytoplankton according to claim 1, wherein: The connecting portion of the connecting bolt (407) and the supporting plate (406) is movably connected through threads, and one side of the fixed ring (403) is movably connected with the left end of the connecting bolt (407) through a bearing.

5. The sampling device for detecting phytoplankton according to claim 1, wherein: The bottom of the weight sensor (901) is fixedly connected with the bottom of the inner cavity of the box body (6) through bolts, the bottom of the circular plate (902) is fixedly connected with the top of the weight sensor (901) through bolts, and one end of the stabilizing rod (904) penetrates the surface of the circular plate (902).

6. The sampling device for detecting phytoplankton according to claim 1, wherein: The bottom end of the stabilizing rod (904) is welded with the bottom of the inner cavity of the box body (6), the bottom end of the elastic plate (903) is fixedly connected with the top of the circular plate (902), and one side of the limiting plate (905) is fixedly connected with one end of the elastic plate (903) through bolts.

7. The sampling device for detecting phytoplankton according to claim 1, wherein: The discharging end of the suction pump (7) is fixedly connected with a discharge pipe (5), the right end of the discharge pipe (5) penetrates into the inner cavity of the box body (6), and the top of the connecting cylinder (1) is connected with a top cover (2) through bolts.

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