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CN-224219066-U - Matrix salt washing device for biological testing experiment

CN224219066UCN 224219066 UCN224219066 UCN 224219066UCN-224219066-U

Abstract

The utility model discloses a substrate salt washing device for a biological test, which comprises: matrix bin, filter equipment, water collecting bin, circulating water bin and circulating water pipe. The matrix bin is provided with a matrix cavity for accommodating a matrix, a liquid leakage through hole is formed in the bottom of the matrix bin, the filtering device is installed in the matrix cavity and is provided with a filtering hole, the water collecting bin is connected to the bottom of the matrix bin, the filtering hole and the water collecting cavity of the water collecting bin are sequentially communicated in the water flow direction, the water collecting bin is connected with a reverse osmosis membrane, the circulating water bin is connected with the water collecting bin, the circulating water bin is provided with a circulating water cavity, the water collecting cavity, the reverse osmosis membrane and the circulating water cavity are sequentially communicated in the water flow direction, the circulating water pipe is connected with a water pump, and two ends of the circulating water pipe are respectively communicated with the circulating water cavity and the matrix bin. Which can reliably ensure a reduction in the salinity of the substrate and a reduction in the amount of waste water.

Inventors

  • Zheng Ruojing
  • LIU HUILI
  • WANG XIAOCHUN
  • PAN XING
  • Cen Yingyuan

Assignees

  • 拉多美科技集团股份有限公司

Dates

Publication Date
20260512
Application Date
20250425

Claims (10)

  1. 1. A matrix salt washing device for use in a biological assay, comprising: The substrate bin (1) is provided with a substrate cavity (11) for accommodating substrates, and the bottom of the substrate bin (1) is provided with a liquid leakage through hole (12); A filter device (2), wherein the filter device (2) is arranged in the substrate cavity (11), and the filter device (2) is provided with a filter hole (21); The water collection bin (3), the water collection bin (3) is connected to the bottom of the substrate bin (1), the filtering holes (21) are sequentially communicated with the water collection cavity (31) of the water collection bin (3) along the water flow direction, and the water collection bin (3) is connected with a reverse osmosis membrane (4); The circulating water bin (5), the circulating water bin (5) is connected with the water collecting bin (3), the circulating water bin (5) is provided with a circulating water cavity (51), and the water collecting cavity (31), the reverse osmosis membrane (4) and the circulating water cavity (51) are sequentially communicated along the water flow direction; the circulating water pipe (6), circulating water pipe (6) are connected with water pump (7), the both ends of circulating water pipe (6) are put through respectively to circulating water cavity (51) with matrix storehouse (1).
  2. 2. The substrate salt washing device for biological testing experiments according to claim 1, wherein the filtering device (2) divides the substrate cavity (11) into an upper cavity (111) and a lower cavity (112), the upper cavity (111), the filtering hole (21), the lower cavity (112), the liquid leakage through hole (12), the water collecting cavity (31) and the circulating water cavity (51) are sequentially communicated, and two ends of the circulating water pipe (6) are respectively communicated with the circulating water cavity (51) and the upper cavity (111) of the substrate bin (1).
  3. 3. A matrix salt washing device for biological tests according to claim 2, characterized in that it further comprises a negative pressure suction device (8), said negative pressure suction device (8) being arranged in the upper cavity (111) and being adapted to drive water at the top of the upper cavity (111) towards the bottom of the upper cavity (111).
  4. 4. The matrix salt washing device for the biological test according to claim 2, wherein the matrix salt washing device for the biological test further comprises a water return bin (9), the water return bin (9) is installed in the upper cavity (111), the water return bin (9) is provided with a water return cavity (91), the water return bin (9) is provided with a plurality of water through holes (92) which are communicated with the water return cavity (91) and the upper cavity (111), and two ends of the circulating water pipe (6) are respectively communicated with the circulating water cavity (51) and the water return cavity (91).
  5. 5. The matrix salt washing device for biological assay according to claim 4, wherein the backwater chamber (91) is of annular structure and extends circumferentially around the upper chamber (111); the outer side wall (93) of the backwater bin (9) is opposite to the cavity wall (1111) of the upper cavity (111), and all the water passing holes (92) are formed in one side, far away from the cavity wall (1111) of the upper cavity (111), of the backwater bin (9).
  6. 6. The matrix salt washing device for biological assay according to claim 5, wherein a plurality of water passing holes (92) are distributed at intervals along the extending direction of the water return cavity (91), and a plurality of water passing holes (92) are distributed at intervals along the gravity direction.
  7. 7. The matrix salt washing device for biological testing experiments according to claim 1, wherein the water collection bin (3) is provided with a first detection port (32) communicated with the water collection cavity (31), and the first detection port (32) is used for plugging a first buoyancy salinity meter (101).
  8. 8. The matrix salt washing device for biological testing experiments according to claim 1, wherein the circulating water bin (5) is provided with a second detection port (52) communicated with the circulating water cavity (51), and the second detection port (52) is used for plugging a second buoyancy salinity meter.
  9. 9. A matrix salt washing device for biological tests according to claim 2, characterized in that the connection between the lower cavity (112) and the weeping through hole (12) is provided with a secondary filter element.
  10. 10. The matrix salt washing device for biological assay according to claim 9, wherein the bottom of the matrix bin (1) is of a funnel structure, the lower cavity (112) is of a cone structure, and the horizontal cross-sectional area of the lower cavity (112) is gradually reduced from top to bottom.

Description

Matrix salt washing device for biological testing experiment Technical Field The utility model relates to the technical field of matrix treatment devices, in particular to a matrix salt washing device for a biological test. Background In the research and development processes of fertilizers, synergists, pesticides, soil and the like in the agricultural field, the biological test has remarkable advantages compared with the field test. The bioassay test can be completed in a laboratory, a greenhouse or a limited space, so that the cost and the resource consumption of the experiment are greatly reduced, and the controllability and the repeatability of the experiment are improved. Therefore, the biological test is widely applied to researches such as effect verification, concentration screening, dosage optimization and the like, and especially in experiments with higher requirements on new technology exploration and accuracy, the potting test becomes the first choice method. However, the soil or substrate used in potting experiments has a significant impact on the effectiveness of the test substance. If the salinity of the matrix is too high, poor crop growth or deviation of test results can be caused, and the accuracy and reliability of the subsequent fertilizer research and development are further affected. At present, common matrixes such as coconut coir, peat, river sand, pond sludge and the like commonly have the problem of too high salinity. To solve this problem, the conventional method is to wash the substrate by soaking in a nearby water source, which may result in a decrease in salinity of the substrate due to a higher salinity of the water source, or to wash the substrate by continuous washing, which may result in a larger amount of wastewater. Disclosure of utility model In order to overcome the defects of the prior art, the utility model aims to provide a substrate salt washing device for a biological test, which can reliably ensure that the salinity of a substrate is reduced and the wastewater amount is reduced. The utility model adopts the following technical scheme: A matrix salt wash device for use in a bioassay experiment, comprising: The substrate bin is provided with a substrate cavity for accommodating substrates, and the bottom of the substrate bin is provided with a liquid leakage through hole; the filtering device is arranged in the substrate cavity and is provided with a filtering hole; The water collection bin is connected to the bottom of the matrix bin, the filtering holes are sequentially communicated with the water collection cavity of the water collection bin along the water flow direction, and the water collection bin is connected with a reverse osmosis membrane; the circulating water bin is connected with the water collecting bin and is provided with a circulating water cavity, and the water collecting cavity, the reverse osmosis membrane and the circulating water cavity are sequentially communicated in the water flow direction; the circulating water pipe is connected with a water pump, and two ends of the circulating water pipe are respectively communicated with the circulating water cavity and the substrate bin. Further, the filtering device divides the substrate cavity into an upper cavity and a lower cavity, the upper cavity, the filtering holes, the lower cavity, the liquid leakage through holes, the water collecting cavity and the circulating water cavity are sequentially communicated, and two ends of the circulating water pipe are respectively communicated with the circulating water cavity and the upper cavity of the substrate bin. Further, the substrate salt washing device for biological testing experiments further comprises a negative pressure suction device, wherein the negative pressure suction device is arranged in the upper cavity and used for driving water at the top of the upper cavity to flow to the bottom of the upper cavity. Further, the substrate salt washing device for the biological test experiment further comprises a water return bin, the water return bin is mounted in the upper cavity and is provided with a water return cavity, the water return bin is provided with a plurality of water through holes which are communicated with the water return cavity and the upper cavity, and two ends of the circulating water pipe are respectively communicated with the circulating water cavity and the water return cavity. Further, the water return cavity is of an annular structure and extends circumferentially around the upper cavity. The outer side wall of the water return bin is opposite to the cavity wall of the upper cavity, and all water passing holes are formed in one side, far away from the cavity wall of the upper cavity, of the water return bin. Further, a plurality of water passing holes are distributed at intervals along the extending direction of the water return cavity, and a plurality of water passing holes are distributed at intervals along the gravity direc