CN215422295U - Laboratory limnoperna lacustris breeding device - Google Patents
Laboratory limnoperna lacustris breeding device Download PDFInfo
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- CN215422295U CN215422295U CN202121883999.0U CN202121883999U CN215422295U CN 215422295 U CN215422295 U CN 215422295U CN 202121883999 U CN202121883999 U CN 202121883999U CN 215422295 U CN215422295 U CN 215422295U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Abstract
The utility model discloses a laboratory limnoperna lacustris culture device, which comprises a culture bottle, wherein the culture bottle is communicated with a culture pond through a connecting pipe, a plurality of iron wire mesh plates are arranged in the culture pond, the iron wire mesh plates are oppositely arranged and are in sliding contact with the culture pond, and the culture pond is communicated with a water collecting pond through a circulating part; oxygen suppliment piece, heating rod have set gradually from top to bottom in the culture pond, and oxygen suppliment piece, heating rod all with the culture pond rigid coupling, block and lie in circulation portion top, and the wire netting board lies in and blocks the top. The utility model can meet the conditions of food source, dissolved oxygen, temperature, flow velocity and the like in the indoor culture of the limnoperna lacustris, reduce the culture cost of the limnoperna lacustris in the laboratory, improve the culture survival rate of the limnoperna lacustris, and better understand the physiological and ecological habits and the like of the limnoperna lacustris through indoor culture. Further reducing the time and economic cost of the research related to the limnoperna lacustris, and having the advantage of easy observation of the growth of the limnoperna lacustris.
Description
Technical Field
The utility model relates to the technical field of limnoperna lacustris, in particular to a laboratory limnoperna lacustris culture device.
Background
Limnoperna fortunei (Limnoperna fortunei), also known as marsh Hu and marsh clam, belongs to the family of mussels and is widely distributed in the middle and lower reaches of Yangtze river and in the south of the river. The juvenile freshwater mussels live in planktonic way, so that the juvenile freshwater mussels can be rapidly diffused; the adult is in nutrient and fixing life. The limnoperna lacustris is a common fouling organism and has the characteristics of short life cycle, fast growth, strong fecundity and the like.
In recent years, a series of biological fouling problems caused by invasion of limnoperna lacustris are developed in domestic and foreign pumped storage power stations and water delivery projects, for example, the limnoperna lacustris erodes buildings, blocks pipelines, destroys ecological environment, biological diversity and integrity and the like, so that the development of local economy is influenced to a certain extent and serious potential safety hazards are brought. Meanwhile, the mature mussels of the limnoperna hybrida are fixed on the surfaces of hydraulic buildings and concrete by developed byssus, and the byssus are peeled and damaged after being collected in the field, so that the related research is difficult to develop. In order to research the life and ecological habits of the limnoperna lacustris such as reproduction, movement, ingestion and the like, the research on the indoor cultivation technology of the limnoperna lacustris has important research significance, and a certain foundation is laid for the related research on the limnoperna lacustris.
At present, few researches are carried out on indoor limnoperna lacustris culture methods and technologies, and the indoor limnoperna lacustris culture needs to comprehensively consider the survival conditions of food and nutrient sources, dissolved oxygen, temperature, flow rate and the like of limnoperna lacustris. At present, the indoor fresh water shell vegetable cultivation cost is high, and the survival rate of the shell vegetable is low. Therefore, the indoor limnoperna lacustris culture device is urgently needed, the survival rate of limnoperna lacustris culture is improved on the basis of reducing the indoor culture cost of limnoperna lacustris from the aspects of the feeding property, the optimum survival condition and the like of limnoperna lacustris by simulating the field condition for the survival of limnoperna lacustris, and therefore the physiological and ecological habits and the like of limnoperna lacustris are studied in more detail, and the related scientific and technical research is better developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a laboratory limnoperna lacustris culture device, which is used for solving the problems in the prior art, meeting the conditions of food sources, dissolved oxygen, temperature, flow velocity and the like in the laboratory limnoperna lacustris culture, reducing the culture cost of the limnoperna lacustris in the laboratory, improving the culture survival rate of the limnoperna lacustris, and better knowing the physiological and ecological habits and the like of the limnoperna lacustris through indoor culture. Further reducing the time and economic cost of the research related to the limnoperna lacustris, and having the advantage of easy observation of the growth of the limnoperna lacustris.
In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a laboratory limnoperna lacustris culture device which comprises a culture bottle, wherein the culture bottle is communicated with a culture pond through a connecting pipe, a plurality of iron wire mesh plates are arranged in the culture pond, the iron wire mesh plates are oppositely arranged and are in sliding contact with the culture pond, and the culture pond is communicated with a water collecting pond through a circulating part;
an oxygen supply piece, a blocking piece and a heating rod are sequentially arranged in the culture pond from top to bottom, the oxygen supply piece, the blocking piece and the heating rod are fixedly connected with the culture pond, the blocking piece is positioned above the circulating part, and the wire mesh plate is positioned above the blocking piece;
the connecting pipe is provided with a first control valve, the connecting pipe is internally provided with an isolation net, and the isolation net is fixedly connected with the connecting pipe.
Preferably, the blocking part comprises a support plate fixedly connected with the culture pond, a plurality of overflow weirs are fixedly connected to the top end of the support plate, the wire mesh plate is located above the support plate, and any wire mesh plate is located between two adjacent overflow weirs.
Preferably, the circulating part comprises a water outlet pipe arranged below the support plate, the water outlet end of the water outlet pipe is communicated with the water collecting tank, a second control valve is arranged on the water outlet pipe, the water collecting tank is communicated with the water inlet end of the water inlet pipe, the water outlet end of the water inlet pipe is communicated with the culture tank, and a peristaltic pump is arranged on the water inlet pipe.
Preferably, the oxygen suppliment piece include with the branch of cultivateing the pond rigid coupling, branch with the wire netting board corresponds the setting, the rigid coupling has the oxygen supply pipe on the branch, be provided with the air stone on the oxygen supply pipe, the air stone with the oxygen supply pipe intercommunication.
Preferably, the top end of the culture pond is provided with a groove, the top end of the wire mesh plate is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a connecting plate, and the connecting plate is matched with the groove.
Preferably, shading paper is fixedly connected to the outer wall of the culture pond.
Preferably, the outer surface of the culture bottle is provided with scale marks.
Preferably, a placing table is arranged below the culture bottle, and the bottom end of the culture bottle is abutted against the top end of the placing table.
The utility model discloses the following technical effects:
1. through setting up blake bottle, oxygen suppliment spare, heating rod, circulation portion, consider the food habit of limnoperna lacustris, the habitat condition such as dissolved oxygen, illumination, temperature, nutritive salt etc. and become aspects such as the different life style of larva, improve limnoperna lacustris's survival rate, and then reduce cultivation cost.
2. Through setting up the barrier for rivers in the culture pond slowly flow, with the growth environment of simulation freshwater shell dish under the natural condition, further improve the survival rate of freshwater shell dish.
3. Compared with the existing design, the method has the advantages of less time and economic cost, simple design structure, convenient observation and easy operation of culturing the limnoperna lacustris in a laboratory.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of a laboratory limnoperna lacustris culture device;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a top view of a laboratory limnoperna lacustris culture apparatus;
FIG. 4 is a schematic structural view of a wire mesh sheet;
the device comprises a culture bottle 1, a connecting pipe 2, a culture pond 3, a wire mesh plate 4, a water collecting pond 5, a heating rod 6, a first control valve 7, an isolation net 8, a water outlet pipe 9, a second control valve 10, a water inlet pipe 11, a peristaltic pump 12, a support plate 13, an overflow weir 14, a support rod 15, an oxygen supply pipe 16, an air stone 17, a groove 18, a connecting rod 19, a connecting plate 20, shading paper 21, a scale line 22, a placing table 23 and a filter screen 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The utility model provides a laboratory limnoperna lacustris culture device, which comprises a culture bottle 1, wherein the culture bottle 1 is communicated with a culture pond 3 through a connecting pipe 2, a plurality of iron wire mesh plates 4 are arranged in the culture pond 3, the iron wire mesh plates 4 are oppositely arranged, the iron wire mesh plates 4 are in sliding contact with the culture pond 3, and the culture pond 3 is communicated with a water collecting pond 5 through a circulating part; an oxygen supply piece, a blocking piece and a heating rod 6 are sequentially arranged in the culture pond 3 from top to bottom, the oxygen supply piece, the blocking piece and the heating rod 6 are all fixedly connected with the culture pond 3, the blocking piece is positioned above the circulating part, and the wire mesh plate 4 is positioned above the blocking piece; the connecting pipe 2 is provided with a first control valve 7, the connecting pipe 2 is internally provided with an isolation net 8, and the isolation net 8 is fixedly connected with the connecting pipe 2.
The culture bottle 1 mainly provides a food source for the limnoperna lacustris, and the volume of the culture bottle 1 is 5L and the height is 50 cm. When the first control valve 7 is opened, algae in the culture bottle 1 can enter the culture pond 3, and due to the existence of the isolation net 8 in the connecting pipe 2, larvae of the limnoperna lacustris cannot reversely pass through, wherein the isolation net 8 can be a nylon net with the aperture of 0.006mm, the diameter of the connecting pipe 2 is 3cm, the connecting pipe 2 and the circulating part can be detachably cleaned, the culture bottle 1 can be independently placed in a light culture box for algae culture, the algae culture is mainly golden algae with small volume due to more larvae of the limnoperna lacustris, and the algae culture is changed into chlorella species such as chlorella, scenedesmus and the like along with the increase of young and adult limnoperna lacustris in the later period, so that nutrients are better provided for the limnoperna lacustris.
The oxygen supply piece provides oxygen for the growth of the limnoperna lacustris, the heating rod 6 increases the temperature for the growth of the limnoperna lacustris, the heating rod 6 is preferably a thermistor detection temperature type heating rod, the whole heating rod is cylindrical, the pipe diameter is 5cm, the outside is made of stainless steel, the heating rod 6 is installed at the bottom of the culture pond 3, the heating rod 6 is electrically connected with a temperature sensor (not shown in the figure), the heating rod 6 adjusts the water temperature in the culture pond 3 to be 18-26 ℃, when the water temperature is lower than 20 ℃, the temperature sensor senses that the temperature is lower than a critical value, the heating rod 6 is controlled to be started, the pond water in the culture pond 3 is heated, and the water temperature in the culture pond 3 is kept to be 22-25 ℃.
The circulation part is used for simulating water flow to simulate the external environment, the aim is to improve the survival rate of the limnoperna lacustris, and the blocking part can block the flow of water, so that the water in the culture pond 3 can flow more uniformly.
According to a further optimized scheme, the blocking part comprises a support plate 13 fixedly connected with the culture pond 3, a plurality of overflow weirs 14 are fixedly connected to the top end of the support plate 13, the wire mesh plate 4 is located above the support plate 13, and any wire mesh plate 4 is located between two adjacent overflow weirs 14. The support plate 13 plays a supporting role, wherein trilateral of support plate 13 can with cultivate 3 rigid couplings of pond, and the side that is close to the circulation portion delivery port need not with cultivate 3 rigid couplings of pond, so that pond water normally flows, be provided with overflow weir 14 on the top of support plate 13, the existence of overflow weir 14 can keep the comparatively even flow of rivers in cultivating 3 on the one hand, on the other hand, under overflow weir 14's effect, the route that rivers flow increases, the oxygen that is supplied with by the oxygen suppliment spare can with the comparatively abundant mixture of pond water, and then improve the living environment of fresh water shell dish, the intensive mixing of oxygen simultaneously, can reduce the input of oxygen, reduce energy consumption, and then reduced the cultivation cost.
According to a further optimization scheme, the circulating part comprises a water outlet pipe 9 arranged below the support plate 13, the water outlet end of the water outlet pipe 9 is communicated with the water collecting tank 5, a second control valve 10 is arranged on the water outlet pipe 9, the water collecting tank 5 is communicated with the water inlet end of the water inlet pipe 11, the water outlet end of the water inlet pipe 11 is communicated with the culture tank 3, and a peristaltic pump 12 is arranged on the water inlet pipe 11. The distance between the overflow weir 14 and the water outlet pipe 9 is preferably 5cm, the pipe diameter of the water outlet pipe 9 is preferably 1cm, the second control valve 10 is opened, so that the pond water in the culture pond 3 flows into the water collecting pond 5, the size of the water collecting pond 5 is preferably 50cm long, 80cm wide and 40cm high, the peristaltic pump 12 continuously crawls the water in the water collecting pond 5 into the culture pond 3 through the water inlet pipe 11, the pond water in the culture pond 3 is kept to continuously flow at the flow rate of 0.4-0.6m/s, so that the freshwater mussel is ensured to be in the low-flow-rate water body, the water outlet end of the water inlet pipe 11 is far away from the water collecting pond 5, and the water flowing out from the water inlet pipe 11 can flow in the culture pond 3 for a long distance.
A filter screen 24 can be arranged in the water collecting tank 5 according to the actual use condition, and when waste in the tank water is generated more, the tank water can be filtered.
Further optimize the scheme, the oxygen supply piece includes the branch 15 with 3 rigid couplings of culture pond, and branch 15 corresponds the setting with wire netting board 4, and the rigid coupling has oxygen supply pipe 16 on branch 15, is provided with the air stone 17 on the oxygen supply pipe 16, air stone 17 and oxygen supply pipe 16 intercommunication. The oxygen supply pipe 16 is preferably 3cm in diameter, the oxygen supply pipe 16 is preferably provided with two, the plurality of wire mesh plates 4 are positioned between the two oxygen supply pipes 16, oxygen sprayed from the two oxygen supply pipes 16 through the air stone 17 can be well dissolved into pond water under the action of the overflow weir 14, the culture cost is further reduced, the oxygen supply pipe 16 is communicated with an oxygen supply pump (not shown in the figure) to supply oxygen normally, and dissolved oxygen in the culture pond 3 is kept at 3-4mg/L by adjusting the oxygen supply pump.
The use methods of the temperature sensor, the filtering device and the oxygen supply pump all belong to the prior art, and are not described in detail herein.
According to a further optimized scheme, the top end of the culture pond 3 is provided with a groove 18, the top end of the wire netting plate 4 is fixedly connected with a connecting rod 19, the top end of the connecting rod 19 is fixedly connected with a connecting plate 20, and the connecting plate 20 is matched with the groove 18. In order to facilitate taking out the wire netting board 4 at any time and observe the experiment, consequently set up connecting rod 19 and company's board 20 on 4 tops of wire netting board, at the cultivation in-process, even board 20 is located recess 18, recess 18 can also carry on spacingly to even board 20 for wire netting board 4 sets up perpendicularly in the pond water, when needs observe fresh water shell dish, only need through even board 20 take out wire netting board 4 can, its convenient operation, the practicality is high. The recess 18 may be sized slightly larger than the web 20 to facilitate placement of the web 20 within the recess 18.
Further optimizing the scheme, the outer wall of the culture pond 3 is fixedly connected with shading paper 21. Because the limnoperna lacustris has the light shading property, the outer wall of the culture pond 3 is pasted with the light shading paper 21, and the light shading paper 21 only adopts the existing light shading paper, so that the light shading effect is achieved.
In a further optimized scheme, the outer surface of the culture bottle 1 is provided with scale marks 22. The scale marks 22 are arranged to facilitate the experimenter to control the concentration of the algae added into the culture pond 3, and the concentration of the algae added into the culture pond is controlled to be 2-3mg/L by observing the scale marks 22 on the culture bottle 1.
Further optimize the scheme, the platform 23 is placed to the below of blake bottle 1, and blake bottle 1 bottom with place the 23 top butt of platform. The standing platform 23 functions to raise the culture bottle 1 so that the algae in the culture bottle 1 can enter the culture pond 3, and the height of the standing platform 23 is preferably 70 cm.
The working principle is as follows:
drop into limnoperna lacustris larva in to cultivateing pond 3, with blake bottle 1 and connecting pipe 2 intercommunication, open first control valve 7, make the alga in the blake bottle 1 get into in cultivateing pond 3, open second control valve 10, start electrical heating rod 6, peristaltic pump 12, the oxygen supply pump, pond water to cultivateing in the pond 3 provides the temperature, oxygen and make pond water flow, with the growing environment of simulation limnoperna lacustris, when needs are observed limnoperna lacustris, handheld even board 20, mention isolation net 8 by cultivateing in the pond 3, be convenient for observe, the practicality is high.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (8)
1. A laboratory limnoperna lacustris culture device is characterized by comprising a culture bottle (1), wherein the culture bottle (1) is communicated with a culture pond (3) through a connecting pipe (2), a plurality of iron wire mesh plates (4) are arranged in the culture pond (3), the iron wire mesh plates (4) are arranged oppositely, the iron wire mesh plates (4) are in sliding contact with the culture pond (3), and the culture pond (3) is communicated with a water collecting pond (5) through a circulating part;
an oxygen supply part, a blocking part and a heating rod (6) are sequentially arranged in the culture pond (3) from top to bottom, the oxygen supply part, the blocking part and the heating rod (6) are fixedly connected with the culture pond (3), the blocking part is positioned above the circulating part, and the wire mesh plate (4) is positioned above the blocking part;
the connecting pipe (2) is provided with a first control valve (7), the connecting pipe (2) is internally provided with an isolation net (8), and the isolation net (8) is fixedly connected with the connecting pipe (2).
2. The laboratory limnoperna lacustris culture device according to claim 1, wherein: the blocking piece comprises a support plate (13) fixedly connected with the culture pond (3), a plurality of overflow weirs (14) are fixedly connected to the top end of the support plate (13), the wire mesh plate (4) is located above the support plate (13), and any wire mesh plate (4) is located between two adjacent overflow weirs (14).
3. The laboratory limnoperna lacustris culture device according to claim 2, wherein: circulation portion is including setting up outlet pipe (9) of extension board (13) below, outlet pipe (9) play water end with catch basin (5) intercommunication, be provided with second control valve (10) on outlet pipe (9), catch basin (5) intercommunication has inlet tube (11) to intake the water end, inlet tube (11) play water end with cultivate pond (3) intercommunication, be provided with peristaltic pump (12) on inlet tube (11).
4. The laboratory limnoperna lacustris culture device according to claim 1, wherein: oxygen suppliment spare include with cultivate branch (15) of pond (3) rigid coupling, branch (15) with wire mesh board (4) correspond the setting, the rigid coupling has oxygen supply pipe (16) on branch (15), be provided with air stone (17) on oxygen supply pipe (16), air stone (17) with oxygen supply pipe (16) intercommunication.
5. The laboratory limnoperna lacustris culture device according to claim 1, wherein: the top end of the culture pond (3) is provided with a groove (18), the top end of the wire mesh plate (4) is fixedly connected with a connecting rod (19), the top end of the connecting rod (19) is fixedly connected with a connecting plate (20), and the connecting plate (20) is matched with the groove (18).
6. The laboratory limnoperna lacustris culture device according to claim 1, wherein: the outer wall of the culture pond (3) is fixedly connected with shading paper (21).
7. The laboratory limnoperna lacustris culture device according to claim 1, wherein: the outer surface of the culture bottle (1) is provided with scale marks (22).
8. The laboratory limnoperna lacustris culture device according to claim 1, wherein: a placing table (23) is arranged below the culture bottle (1), and the bottom end of the culture bottle (1) is abutted to the top end of the placing table (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121883999.0U CN215422295U (en) | 2021-08-12 | 2021-08-12 | Laboratory limnoperna lacustris breeding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121883999.0U CN215422295U (en) | 2021-08-12 | 2021-08-12 | Laboratory limnoperna lacustris breeding device |
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| CN215422295U true CN215422295U (en) | 2022-01-07 |
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| CN202121883999.0U Active CN215422295U (en) | 2021-08-12 | 2021-08-12 | Laboratory limnoperna lacustris breeding device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117546803A (en) * | 2023-12-26 | 2024-02-13 | 生态环境部长江流域生态环境监督管理局生态环境监测与科学研究中心 | Indoor culture system and method for limnoperna lacustris |
| CN117546803B (en) * | 2023-12-26 | 2024-05-14 | 生态环境部长江流域生态环境监督管理局生态环境监测与科学研究中心 | Indoor culture system and method for limnoperna lacustris |
-
2021
- 2021-08-12 CN CN202121883999.0U patent/CN215422295U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117546803A (en) * | 2023-12-26 | 2024-02-13 | 生态环境部长江流域生态环境监督管理局生态环境监测与科学研究中心 | Indoor culture system and method for limnoperna lacustris |
| CN117546803B (en) * | 2023-12-26 | 2024-05-14 | 生态环境部长江流域生态环境监督管理局生态环境监测与科学研究中心 | Indoor culture system and method for limnoperna lacustris |
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