CN211111300U - A device that is used for different life type aquatic plants to nitrogen phosphorus absorption test - Google Patents

A device that is used for different life type aquatic plants to nitrogen phosphorus absorption test Download PDF

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Publication number
CN211111300U
CN211111300U CN201921532938.2U CN201921532938U CN211111300U CN 211111300 U CN211111300 U CN 211111300U CN 201921532938 U CN201921532938 U CN 201921532938U CN 211111300 U CN211111300 U CN 211111300U
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aquatic
box body
plant
aquatic plants
nitrogen
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CN201921532938.2U
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徐蕾
王发国
张尚坤
余小玲
李仕裕
庄萍
陈红锋
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Dongguan Forestry Science Research Institute Guangdong Forestry Regional Experiment Dongguan Center Dongguan Forestry Science And Technology Promotion Station
South China Botanical Garden of CAS
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Dongguan Forestry Science Research Institute Guangdong Forestry Regional Experiment Dongguan Center Dongguan Forestry Science And Technology Promotion Station
South China Botanical Garden of CAS
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    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

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Abstract

The utility model relates to the technical field of nitrogen and phosphorus of aquatic plants, in particular to a device for nitrogen and phosphorus absorption tests of aquatic plants with different living types, which comprises a box body filled with test liquid and is characterized in that the box body is made of transparent material, and a separation net for dividing the box body into a plurality of aquatic plant areas is arranged in the box body; the plurality of aquatic plant areas are respectively used for planting aquatic plants with different living types. The utility model solves the problem that the tester is not easy to observe through the box body made of transparent material; the distribution range of each life type aquatic plant is controlled through the separation net, the effect of experiment carried out by various aquatic plant combinations is realized, and the problems that the distribution condition of various plants is not easy to control in the prior art, the growth is easily influenced mutually or the absorption of nitrogen and phosphorus is easily influenced, and therefore errors are caused in the experiment are solved. The utility model discloses still have the practicality strong, the device is light, simple structure's advantage.

Description

A device that is used for different life type aquatic plants to nitrogen phosphorus absorption test
Technical Field
The utility model relates to an aquatic plant nitrogen phosphorus technical field refers in particular to a device that is used for different life type aquatic plants to nitrogen phosphorus absorption test.
Background
Eutrophication due to the high content of nutrient elements such as nitrogen and phosphorus in water has become a global environmental problem. According to statistics, over 75 percent of the water in the world and over 60 percent of the closed water in China are in eutrophication state. The traditional water pollution treatment method has high cost, complex operation management and easy secondary pollution. The plant restoration technology in the 70 th 20 th century becomes a research hotspot in the environmental field due to the advantages of low cost, low energy consumption, small environmental pollution and the like. At present, relevant research and engineering practice discover that single plant has stress resistance poor and insect resistance subalternation outstanding problem when restoreing eutrophic water, and system fluctuation is often great, and water purification effect is unstable, and community stability, stress resistance and purification capacity can be improved to different life type aquatic plant collocation combination, and reasonable plant collocation can effectual improvement sewage purification rate, so need carry out the test of nitrogen phosphorus absorption to different aquatic plants and combination thereof, select for use optimum aquatic plant and combination mode thereof to restore the water.
The existing device for the experiment of the aquatic plant for absorbing nitrogen and phosphorus generally uses a non-transparent plastic box to contain experiment liquid with a certain volume, then the treated aquatic plant is put into the experiment liquid, the plant growth condition is regularly observed, and a water sample is collected for carrying out the experiment. Such device is difficult for observing the growth situation of part plant under water, and the distribution range of each type of plant is difficult to control when multiple plant combination collocation, and emergent aquatic plant lodges easily, and submerged plant's planting degree of depth is difficult for adjusting, and floating plant covers the submerged plant of collocation with it easily, influences its growth, and then influences the absorption to nitrogen phosphorus to cause the error to the experiment.
It can be seen that the device for aquatic plant to nitrogen phosphorus absorption experiment among the prior art has following problem:
1. the box body is not transparent, so that the growth condition of part of underwater plants is not easy to observe;
2. the nitrogen and phosphorus absorption experiment only aims at single living type aquatic plants, and the water body can not be repaired by combining various aquatic plants;
3. when a plurality of aquatic plants are combined to repair the water body, the distribution condition of various plants is not easy to control;
4. the aquatic plants of different life types are easy to mutually influence growth or absorb nitrogen and phosphorus during experiments, thereby causing errors to the experiments.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: in order to solve the problems existing in the prior art, the utility model provides a device for different life type aquatic plants are experimental to nitrogen phosphorus absorption.
In order to solve the problems existing in the prior art, the utility model adopts the following technical scheme:
a device for testing nitrogen and phosphorus absorption of aquatic plants of different living types comprises a box body filled with experimental liquid, wherein the box body is made of transparent materials, and a separation net for dividing the box body into a plurality of aquatic plant areas is arranged in the box body; the plurality of aquatic plant areas are respectively used for planting aquatic plants with different living types, and the problem that a tester cannot easily observe the aquatic plants is solved through the box body made of transparent materials; the distribution range of various living aquatic plants is controlled through the separation net, and the effect of experiment by combining various aquatic plants is realized.
As an improvement of the technical scheme of the utility model discloses a device for different life type aquatic plants are experimental to nitrogen phosphorus absorption, be provided with two in the box the separation net, two separation nets will the box divide into threely the aquatic plant district, it is three the aquatic plant district is emergent aquatic plant district, submerged plant district and floating plant district respectively, every plant corresponding aquatic plant in the aquatic plant district.
As the utility model discloses an improvement that is used for different life type aquatic plants to the technical scheme of nitrogen phosphorus absorption test's device, every be provided with the dead lever on the top of compartment net, be provided with a plurality of draw-in grooves on the top of box lateral wall, the dead lever detachable is arranged in the draw-in groove.
As an improvement of the technical scheme of the device for the nitrogen and phosphorus absorption test of the aquatic plants with different living types, the lower parts of the two separation nets are connected with a plant bed, and the separation nets can be pulled out or retracted from the fixed rods to adjust the depth of the plant bed; the plant bed is placed in the submerged plant area.
As the utility model discloses a technical scheme's an improvement that is used for different life type aquatic plants to nitrogen phosphorus absorption test's device, the draw-in groove is square draw-in groove, just the dead lever is square dead lever, avoids appearing because of the pulling force and the free rotation who bears the heavy object.
As the utility model discloses a technical scheme's an improvement that is used for different life type aquatic plants to nitrogen phosphorus absorption test's device, be provided with the foam kickboard in the emergent water plant district, be provided with a plurality of jacks on the foam kickboard, it is used for fixing to fill respectively in a plurality of jacks the fixed sponge of emergent water plant, the foam kickboard is followed the experiment liquid capacity goes up and down.
As the utility model discloses a technical scheme's an improvement for different life type aquatic plants are to nitrogen phosphorus absorption test's device, be provided with a plurality of fine and close meshes that distribute, every on the partition net the size of mesh is 5mm, can reduce emergent aquatic plant and float the plant and to the shading of benthophyte respectively through the partition net in, do not influence the free exchange between the water.
As the utility model discloses a technical scheme's an improvement that is used for different life type aquatic plants to nitrogen phosphorus absorption test's device, the screen cloth that the screen cloth was made for the nylon material, toughness is good, and bearing nature is strong, when separating the experiment liquid, can undertake the weight of plant bed better.
As the utility model discloses a technical scheme's an improvement that is used for different life type aquatic plants to nitrogen phosphorus absorption test's device, the vertical scale that is provided with on the lateral wall of box, the experimental personnel can see each aquatic plant's the growth condition through the box, also can confirm the consumption of experimental liquid.
The utility model has the advantages that:
the utility model solves the problem that the tester is not easy to observe through the box body made of transparent material; the distribution range of each life type aquatic plant is controlled through the separation net, the effect of experiment carried out by various aquatic plant combinations is realized, and the problems that the distribution condition of various plants is not easy to control in the prior art, the growth is easily influenced mutually or the absorption of nitrogen and phosphorus is easily influenced, and therefore errors are caused in the experiment are solved. The utility model discloses still have the practicality strong, the device is light, simple structure's advantage.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the partition net and the metal rods of the present invention;
fig. 3 is a schematic structural view of the partition net, the metal rod and the plant bed of the present invention.
Description of reference numerals: 1-a box body; 2-a separation net; 3-fixing the rod; 4-a plant bed; 5-a clamping groove; 6-emergent aquatic plant area; 7-submerged plant area; 8-a floating plant region; 9-foam floating plate; 10-a jack; 11-fixed sponge; 12-graduation.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments.
As shown in figure 1, the device for the nitrogen and phosphorus absorption test of the aquatic plants with different living types comprises a box body 1 filled with test liquid, wherein the box body 1 is made of transparent materials, a separation net 2 is arranged in the box body 1, the separation net 2 is used for dividing the box body 1 into a plurality of aquatic plant areas, and the aquatic plant areas are respectively used for planting the aquatic plants with different living types. Preferably, the box 1 is a square box 1, so that the experimental area can be maximized. More preferably, the box body 1 is a glass box body 1, and the service life of the box body 1 can be ensured according to the properties of glass.
Aquatic plants are generally classified into the following categories according to their life style: emerging plants, submerged plants and floating plants. When using, at the built-in experimental liquid of certain volume of box 1, then plant the aquatic plant of different life types in the aquatic plant district of difference respectively, regularly observe the vegetation state and gather the water sample and experiment, so not only solved the problem that nitrogen phosphorus absorption experiment that exists can only be to single life type aquatic plant among the prior art, still solved the general non-transparent plastic case dress experimental liquid that adopts that exists among the prior art, problem that the experimenter is difficult to observe. Still because the utility model discloses the aquatic plant of different life types is planted respectively in well a plurality of aquatic plant districts, in the experiment, through the distribution range of each life type aquatic plant of separation net 2 control, the data that the multiple plant combination of experimenter record collocation of can being convenient for.
Further, two separation nets 2 are arranged in the box body 1, the box body 1 is divided into three aquatic plant areas by the two separation nets 2, the three aquatic plant areas are an emergent aquatic plant area 6, a submerged plant area 7 and a floating plant area 8 respectively, and corresponding aquatic plants are planted in each aquatic plant area. Specifically, the emerged plant area 6 is planted with emerging plants, the submerged plant area 7 is planted with submerged plants, and the floating plant area 8 is planted with floating plants.
The top of each separating net 2 is provided with a fixing rod 3, the top end of the side wall of the box body 1 is provided with a plurality of clamping grooves 5, the fixing rods 3 are detachably arranged in the clamping grooves 5, the size of the aquatic plant area of the fixing rods 3 on the clamping grooves 5 can be adjusted, and a planting space is formed by the two fixing rods 3, the two separating nets 2 and the inner side wall of the box body 1. In detail, since the fixing bars 3 are provided on the top of the partition net 2, the partition net 2 moves along with the movement of the fixing bars 3. When the fixing rod 3 is placed in the clamping groove 5 at different positions, the position of the separation net 2 in the box body 1 can be changed. When the experiment is carried out by a tester, the position of the fixing rod 3, namely the position of the separation net 2 can be adjusted as required, so that the effect of adjusting the area of the water area of the aquatic plant area is realized.
Preferably, the clamping groove 5 is a square clamping groove 5, and the fixing rod 3 is a square fixing rod 3. The square clamping groove 5 can fix the square fixing rod 3 to avoid free rotation caused by the tension of a heavy object, and further control the size of the separation net 2 to be changed. More preferably, the depth of the clamping groove 5 is consistent with the height of the fixing rod 3, and after the fixing rod 3 is clamped into the clamping groove 5, the upper surface of the fixing rod 3 is flush with the upper surface of the clamping groove 5, so that the influence on a tester is not easily caused when the tester is used. As an embodiment of the utility model, on the lateral wall top on two long limits of box 1 was arranged in to a plurality of draw-in grooves 5, and every long limit is provided with 5 draw-in grooves 5 uniformly, and the draw-in groove 5 position of arranging 1 opposite side of box in is corresponding, can guarantee the various maximize of planting the space like this.
Furthermore, the lower parts of the two separation nets 2 are connected with a plant bed 4, and the separation nets 2 can be pulled out or retracted from the fixed rods 3, so that the size of the separation nets 2 can be adjusted, and then the depth of the plant bed 4 can be adjusted. In detail, as shown in fig. 2, since the separation net 2 can be pulled out or retracted from the fixing rod 3, that is, the separation net 2 can be rolled and folded with respect to the fixing rod 3, the size of the separation net 2 can be adjusted by rolling and folding the separation net 2, and thus the depth of the plant bed 4 can be adjusted. The plant bed 4 is placed in the submerged plant area 7, i.e. the plant bed 4 is used for growing submerged plants. As shown in fig. 3, the plant bed 4 ascends or descends along with the rolling folding of the two separation nets 2, so that the depth of the plant bed 4 is adjusted, namely the horizontal position of the plant bed 4 in the box body 1 is adjusted, and a tester is helped to record the state of the aquatic plants at different depths. Preferably, the fixing rod 3 is a metal rod, which is not easy to deform and is convenient for the separation net 2 to be pulled out or retracted from the fixing rod 3. When the device is used, submerged plants can be planted in the plant bed 4, and then the plant bed 4 is controlled to ascend or descend through the metal rods and the separation net 2, so that the position of the depth of the plant bed 4 in the experimental liquid can be adjusted. Preferably, the middle one of the three aquatic plant regions is a submerged plant region 7, since it is necessary to divide the tank 1 into three aquatic plant regions and the lower portions of the two separation nets 2 are connected to a plant bed 4. As another embodiment of the utility model, the size of the separation net 2 can be adjusted at will, so that the separation net can be used for separating water bodies and can also be used as a planting bed 4 of submerged plants.
A foam floating plate 9 is arranged in the emergent aquatic plant area 6, a plurality of insertion holes 10 are formed in the foam floating plate 9, fixing sponges 11 for fixing emergent aquatic plants are respectively filled in the insertion holes 10, and the foam floating plate 9 goes up and down along with the volume of the experimental liquid. In detail, since the floating foam plate 9 can float on the liquid, when the volume of the test liquid is large, the liquid surface is high, and the floating foam plate 9 is disposed at a high position in the housing 1, whereas when the volume of the test liquid is small, the liquid surface is low, and the floating foam plate 9 is disposed at a low position in the housing 1.
The separation net 2 is provided with a plurality of densely distributed meshes, and the size of each mesh is 5 mm. The shading effect of emergent aquatic plants and floating plants on submerged plants can be respectively reduced through the separation net 2, and meanwhile, the free exchange between water bodies is not influenced. The screen cloth is nylon material, and toughness is good, and bearing capacity is strong, when separating the experimental liquid, can bear the weight of plant bed 4 better.
The vertical scale 12 that is provided with on the lateral wall of box 1, because box 1 is made by transparent material, the experimental personnel can see each aquatic plant's the growth condition through box 1, also can confirm the consumption of experimental liquid, and the regulation of the experiment of being convenient for tests better.
The utility model discloses before the use, at first confirm the type of the used aquatic plant of experiment, including the combination of each type of aquatic plant to and confirm the area proportion in each experimental area, the submerged plant that will handle is planted in plant bed 4 and is fixed, installs plant bed 4 in the lower part of compartment net 2, fixes compartment net 2 on box 1 then, and arranges the submerged plant in box 1 along with compartment net 2. Then pouring the experimental liquid into the box body 1, fixing the treated emergent aquatic plants in the fixed sponge 11, inserting the fixed sponge 11 into the foam floating plate 9, then putting the emergent aquatic plants into the emergent aquatic plant area 6, and finally putting the floating plants into the floating plant area 8. When the device is used, a tester can see the growth condition of each aquatic plant through the box body 1, determine the consumption of the experimental liquid, regularly observe the growth condition of the plants, collect water samples for experiment, and determine the absorption condition of the aquatic plants with different living types and the combination thereof on nitrogen and phosphorus.
As an embodiment of the present invention, the length of the box body 1 is 705cm, the width is 600cm, the height is 500cm, and the box body 1 is rectangular. The thickness of the side wall of the box body 1 is 15cm, the width and the depth of each clamping groove 5 are 15mm, the fixing rod 3 can be clamped into the clamping grooves 5 conveniently, the distance between every two clamping grooves 5 is 100cm, and the effect that the clamping grooves 5 are uniformly arranged on the box body 1 is achieved. The width of the separation net 2 is 500cm, so that the separation net 2 is suitable for the box body 1, and the shading effect of emergent aquatic plants and floating plants on submerged plants is better reduced respectively.
Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Claims (9)

1. A device for testing nitrogen and phosphorus absorption of aquatic plants of different living types comprises a box body filled with experimental liquid, and is characterized in that the box body is made of transparent materials, and a separation net for dividing the box body into a plurality of aquatic plant areas is arranged in the box body; the plurality of aquatic plant areas are respectively used for planting aquatic plants with different living types.
2. The device for nitrogen and phosphorus absorption tests of aquatic plants with different living types as claimed in claim 1, wherein two separating nets are arranged in the box body, the two separating nets divide the box body into three aquatic plant areas, the three aquatic plant areas are an emergent aquatic plant area, a submerged plant area and a floating plant area, and corresponding aquatic plants are planted in each aquatic plant area.
3. The device for the nitrogen and phosphorus absorption test of aquatic plants with different living types as claimed in claim 2, wherein a fixing rod is arranged on the top of each separating net, a plurality of clamping grooves are arranged on the top end of the side wall of the box body, and the fixing rods are detachably arranged in the clamping grooves.
4. The device for nitrogen and phosphorus absorption test of aquatic plants of different living types as claimed in claim 3, wherein the lower parts of the two separation nets are connected with a plant bed, and the separation nets can be pulled out or retracted from the fixing rods to adjust the depth of the plant bed; the plant bed is placed in the submerged plant area.
5. The device for the nitrogen and phosphorus absorption test of different life-type aquatic plants according to claim 4, wherein the clamping groove is a square clamping groove, and the fixing rod is a square fixing rod.
6. The device for testing nitrogen and phosphorus absorption by aquatic plants of different living types according to claim 2, wherein a foam floating plate is arranged in the emergent aquatic plant area, a plurality of insertion holes are formed in the foam floating plate, fixing sponges for fixing the emergent aquatic plants are respectively filled in the insertion holes, and the foam floating plate is lifted along with the volume of the test solution.
7. The device for nitrogen and phosphorus absorption test of different life type aquatic plants according to claim 1, wherein the partition net is provided with a plurality of densely distributed meshes, and the size of each mesh is 5 mm.
8. The device for the nitrogen and phosphorus absorption test of different living aquatic plants according to claim 7, wherein the separation net is a mesh cloth made of nylon.
9. The device for the test of nitrogen and phosphorus absorption of different life-style aquatic plants of claim 1, wherein the outer side wall of the box body is vertically provided with scales.
CN201921532938.2U 2019-09-16 2019-09-16 A device that is used for different life type aquatic plants to nitrogen phosphorus absorption test Active CN211111300U (en)

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CN201921532938.2U CN211111300U (en) 2019-09-16 2019-09-16 A device that is used for different life type aquatic plants to nitrogen phosphorus absorption test

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Application Number Priority Date Filing Date Title
CN201921532938.2U CN211111300U (en) 2019-09-16 2019-09-16 A device that is used for different life type aquatic plants to nitrogen phosphorus absorption test

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112305164A (en) * 2020-10-22 2021-02-02 中国市政工程华北设计研究总院有限公司 Method for measuring water body restoration capacity of aquatic plant and multifunctional dynamic device
CN112326191A (en) * 2020-09-23 2021-02-05 浙江大学 Multi-group synchronous water tank test method for testing plant resistance

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112326191A (en) * 2020-09-23 2021-02-05 浙江大学 Multi-group synchronous water tank test method for testing plant resistance
CN112305164A (en) * 2020-10-22 2021-02-02 中国市政工程华北设计研究总院有限公司 Method for measuring water body restoration capacity of aquatic plant and multifunctional dynamic device

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