CN110208517A - A kind of Temperature Control Type Ecology chronic toxicity test device - Google Patents
A kind of Temperature Control Type Ecology chronic toxicity test device Download PDFInfo
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- CN110208517A CN110208517A CN201910593072.4A CN201910593072A CN110208517A CN 110208517 A CN110208517 A CN 110208517A CN 201910593072 A CN201910593072 A CN 201910593072A CN 110208517 A CN110208517 A CN 110208517A
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- water bath
- jar
- constant temperature
- storage tank
- water storage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/5005—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving human or animal cells
- G01N33/5008—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving human or animal cells for testing or evaluating the effect of chemical or biological compounds, e.g. drugs, cosmetics
- G01N33/5014—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving human or animal cells for testing or evaluating the effect of chemical or biological compounds, e.g. drugs, cosmetics for testing toxicity
Abstract
The present invention relates to a kind of Temperature Control Type Ecology chronic toxicity test devices, including bracket, a water storage tank sum number layer constant temperature water bath is from bottom to top placed on the bracket, the water bath with thermostatic control controller for being equipped with water pump in the water storage tank and being connected with water pump, several test cylinder (jar)s are placed in every layer of constant temperature water bath, upper hose is connected between the side and water bath with thermostatic control controller of the constant temperature water bath, the other side of constant temperature water bath offers gap, downcomer is connected between the gap and water storage tank, illumination pipe and illumination regulator are installed above every row's test cylinder (jar).Test cylinder (jar) fixed device is installed, the fixed device of the test cylinder (jar) is provided with the circular hole on level board with several by level board and forms, and the test cylinder (jar) is placed in the circular hole in the constant temperature water bath.All test cylinder (jar) temperature are identical during the present invention is able to satisfy test, avoid external factor to test bring error.
Description
Technical field
The present invention relates to a kind of Temperature Control Type Ecology chronic toxicity test devices, belong to Aquatic Toxicity Test equipment skill
Art field.
Background technique
Ecology chronic toxicity test is the toxic action by measurement low concentration pollutant to the aquatic creatures live period,
To evaluate the experimental method of pollutant toxicity.This test method can find out the maximum acceptable concentration of pollutant, to work out water
Matter standard provides foundation, since the 1960s, by most attention.
With the rapid development of our country's economy, a large amount of industrial wastewater, sanitary sewage etc. are discharged into rivers and lakes, to water
Cause a degree of pollution in source.With going deep into for environmental protection concept, it is ensured that the water quality safety of water head site ensures mankind's water safety
Task it is very urgent.Carrying out toxotest using the aquatile of Different Nutrition grade can be with the reaction contaminant water of Comprehensive
The environmental safety of body.Currently, domestic traditional semi-static Ecology toxicity test device mostly uses heater, peristaltic pump, adds
The equipment such as Teat pipette.As the application for a patent for invention of 105301211 A of application publication number CN discloses a kind of semi-static Temperature Control Type fish
Toxicity test device, the device include semi-static control unit, toxicity test unit, heated for controlling temperature unit, aeration aerating unit
And light illuminating unit, wherein toxicity test unit includes doser, peristaltic pump, dosing pump；Heating temperature control unit includes heater
Etc. equipment, give fish jar to heat by heater, heater is placed on the lower section of fish jar or the side of fish jar.In order to ensure fish jar plus
Heater is placed on lower section or the corresponding heater of each fish jar of row's fish jar by the uniformity of heat.The device is relatively more suitable
For there was only row's fish jar or the few situation of fish jar quantity.If carrying out multiple groups fish jar test simultaneously, need that multiple heating are installed
Device, leading to whole device, structure is complicated, volume becomes larger, and brings certain difficulty to installation, experimentation cost is high, and to reach accurate
Control difficulty greatly increases.
Summary of the invention
It, can be same technical problem to be solved by the present invention lies in a kind of Temperature Control Type Ecology chronic toxicity test device is provided
When control multiple test groups and keep each test group test chamber keep same temperature.
To solve the above-mentioned problems, The technical solution adopted by the invention is as follows:
A kind of Temperature Control Type Ecology chronic toxicity test device, including bracket are from bottom to top placed with one on the bracket
Water storage tank sum number layer constant temperature water bath,
The water bath with thermostatic control controller for being equipped with water pump in the water storage tank and being connected with water pump,
Several test cylinder (jar)s, the side of the constant temperature water bath and water bath with thermostatic control controller are placed in every layer of constant temperature water bath
Between be connected with upper hose, the other side of constant temperature water bath offers gap, is connected between the gap and water storage tank
Downcomer,
Illumination pipe and illumination regulator are installed above every row's test cylinder (jar).
Further, test cylinder (jar) moves in constant temperature water bath in order to prevent, is equipped with test cylinder (jar) in the constant temperature water bath
Fixed device, the fixed device of the test cylinder (jar) are provided with the circular hole on level board with several by level board and form, the test
Cylinder is placed in the circular hole.
Further, the position of gap is higher than the level board.
Further, it is vertical that several piece is installed in order to keep guaranteed water level steady and the normal work of water pump, in the water storage tank
Overflow plate, the vertical overflow plate in pairs, are staggered in the top and bottom of water storage tank, the height of the vertical overflow plate
Degree is less than the height of water storage tank.
Further, in order to adsorb the sundries in water storage tank, extend the service life of water bath with thermostatic control controller, the water storage
Trench bottom is corresponded to filled with filter material layer at downcomer, and the material of the filter material layer is pp cotton.
Further, the constant temperature water bath shares six layers.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention adjusts the water temperature in water storage tank by water bath with thermostatic control controller, and water storage tank and constant temperature water bath it
Between form water circulation, keep the temperature in constant temperature water bath consistent with the water temperature of water storage tank, meet test during all tests
Cylinder temperature is identical, avoids external factor (temperature that such as prior art passes through instrument regulation different tests cylinder respectively) to test
Bring error.
2, the present invention, which adjusts the water temperature in water storage tank by water bath with thermostatic control controller, can meet different tested species to test
The various requirement of temperature.
3, the present invention can be according to test demand flexible choice test cylinder (jar) number and experimental group number, and structure is relatively easy and installation side
Just, it can be realized the inexpensive batched operation of test, while being suitable for the toxicity test of the aquatile of Different Nutrition rank.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present invention.
Fig. 2 is the structural schematic diagram of constant temperature water bath in one embodiment of the present invention.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.According to following explanation, originally
The purposes, technical schemes and advantages of invention will be apparent from.It should be noted that described embodiment is of the invention preferred
Embodiment, instead of all the embodiments.
Referring to figs. 1 and 2, a kind of Temperature Control Type Ecology chronic toxicity test device, including bracket A, the bracket A
On be from bottom to top placed with 1 sum number layer constant temperature water bath 5 of a water storage tank.Water pump 2 and and water pump are installed in the water storage tank 1
The 2 water bath with thermostatic control controllers 3 being connected, the water bath with thermostatic control controller 3 can try Ecology toxicity according to toxicity test standard
Experiment device carries out lower water temperature.Voltage rating 220V, rated frequency 50Hz, rated power 15W, H-Max can be used in water pump 2
1.5m, maximum stream flow 900L/h.
Preferably, it to keep guaranteed water level steady and the normal work of water pump, is equipped in the use of water storage tank 1
The vertical overflow plate 12 of several piece, the vertical overflow plate 12 in pairs, is staggered in the top and bottom of water storage tank 1, described
The height of vertical overflow plate 12 is less than the height of water storage tank 1.
Several test cylinder (jar)s 7, the side of the constant temperature water bath 5 and water bath with thermostatic control control are placed in every layer of constant temperature water bath 5
Upper hose 4 is connected between instrument 3 processed, the other side of constant temperature water bath 5 offers gap 8, the gap 8 and water storage tank 1
Between be connected with downcomer 9, downcomer 9 and upper hose 4 are located at two opposite flanks of constant temperature water bath 5.Pass through the work of water pump 2
Make, water flow is entered in constant temperature water bath 5 by upper hose 4, and when water level is more than overfall 8, water flow can be automatically via downcomer 9
It flows into 1 in water storage tank, realizes flow circuit of the thermostatted water between constant temperature water bath and water storage tank 1.Test cylinder (jar) 7 is located at thermostatted water
In bath 5, it is ensured that all test cylinder (jar)s 7 are in same temperature constant state.The top of every row's test cylinder (jar) 7 is equipped with 10 He of illumination pipe
Illumination regulator 11, for controlling intensity of illumination and periodicity of illumination variation.Voltage rating can be used in water bath with thermostatic control controller 3
220V, rated frequency 50Hz, operating current 4.2A, 1500~3500L/h of quantity of circulating water.
Test cylinder (jar) 7 moves in constant temperature water bath 5 in order to prevent, preferably, installs in the constant temperature water bath 5
There is the fixed device 6 of test cylinder (jar), the fixed device 6 of the test cylinder (jar) is provided with the circular hole on level board 6a with several by level board 6a
6b composition, the test cylinder (jar) 7 are placed in the circular hole 6b.The position of gap 8 is higher than the level board 6a.
In the present embodiment, Teflon material can be used in upper hose 4 and downcomer 9, to reduce the absorption of poisonous substance as far as possible
And release.Organic glass material can be used in constant temperature water bath 5, solid durable.
In order to adsorb the sundries in water storage tank 1, extend the service life of water bath with thermostatic control controller 3,1 bottom of water storage tank
Portion corresponds at downcomer 9 filled with filter material layer 1a, the material pp cotton of the filter material layer 1a.
The mounting condition of Temperature Control Type Ecology chronic toxicity test device of the present invention: it is not less than 5 square metres of separate spaces, tool
There are water supply and drainage pipeline, constant temperature air conditioning system (temperature controlling range: 18~30 ± 2 DEG C).
The present invention adjusts the water temperature in water storage tank 1 by water bath with thermostatic control controller 3, and in water storage tank 1 and constant temperature water bath 5
Between form water circulation, keep the temperature in constant temperature water bath 5 consistent with the water temperature of water storage tank 1, meet all during test
7 temperature of test cylinder (jar) is identical, avoids external factor (temperature that such as prior art passes through instrument regulation different tests cylinder respectively)
To test bring error.Can be according to test demand flexible choice test cylinder (jar) number and experimental group number, structure is relatively easy and installs
It is convenient, it can be realized the inexpensive batched operation of test, while being suitable for the toxicity examination of the aquatile of Different Nutrition rank
It tests.
The above is only the description explanation of the preferred embodiment of the present invention, and not limiting the scope of the present invention, shows
So, anyone skilled in the art based on the above embodiment, can readily occur in replacement or variation to obtain other implementations
Example, these are covered by the protection scope of the present invention.
Claims (6)
1. a kind of Temperature Control Type Ecology chronic toxicity test device, it is characterised in that:
A water storage tank sum number layer constant temperature water bath is from bottom to top placed with including bracket, on the bracket,
The water bath with thermostatic control controller for being equipped with water pump in the water storage tank and being connected with water pump,
Several test cylinder (jar)s are placed in every layer of constant temperature water bath, between the side and water bath with thermostatic control controller of the constant temperature water bath
It is connected with upper hose, the other side of constant temperature water bath offers gap, is connected with and is lauched between the gap and water storage tank
Pipe,
Illumination pipe and illumination regulator are installed above every row's test cylinder (jar).
2. Temperature Control Type Ecology chronic toxicity test device according to claim 1, it is characterised in that:
Test cylinder (jar) fixed device is installed, the fixed device of the test cylinder (jar) is opened by level board with several in the constant temperature water bath
The circular hole composition being located on level board, the test cylinder (jar) are placed in the circular hole.
3. Temperature Control Type Ecology chronic toxicity test device according to claim 2, it is characterised in that:
The position of gap is higher than the level board.
4. Temperature Control Type Ecology chronic toxicity test device according to claim 1, it is characterised in that:
Several piece vertical overflow plate is installed, the vertical overflow plate in pairs, is staggered in water storage tank in the water storage tank
Top and bottom, the height of the vertical overflow plate is less than the height of water storage tank.
5. Temperature Control Type Ecology chronic toxicity test device according to claim 1, it is characterised in that:
The water storage trench bottom is corresponded to filled with filter material layer at downcomer, and the material of the filter material layer is pp cotton.
6. Temperature Control Type Ecology chronic toxicity test device according to claim 1, it is characterised in that:
The constant temperature water bath shares six layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593072.4A CN110208517A (en) | 2019-07-03 | 2019-07-03 | A kind of Temperature Control Type Ecology chronic toxicity test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593072.4A CN110208517A (en) | 2019-07-03 | 2019-07-03 | A kind of Temperature Control Type Ecology chronic toxicity test device |
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| Publication Number | Publication Date |
|---|---|
| CN110208517A true CN110208517A (en) | 2019-09-06 |
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|---|---|---|---|
| CN201910593072.4A Pending CN110208517A (en) | 2019-07-03 | 2019-07-03 | A kind of Temperature Control Type Ecology chronic toxicity test device |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112642505A (en) * | 2021-02-03 | 2021-04-13 | 杭州乐毅生物科技有限公司 | Gradient temperature control pool for constant temperature test of biological agent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112642505A (en) * | 2021-02-03 | 2021-04-13 | 杭州乐毅生物科技有限公司 | Gradient temperature control pool for constant temperature test of biological agent |
| CN112642505B (en) * | 2021-02-03 | 2022-03-15 | 杭州乐毅生物科技有限公司 | Gradient temperature control pool for constant temperature test of biological agent |
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Application publication date: 20190906 |
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