CN206756425U - One kind is used for environment and ecological hydraulics flow velocity experiment simulator - Google Patents
One kind is used for environment and ecological hydraulics flow velocity experiment simulator Download PDFInfo
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- CN206756425U CN206756425U CN201720561919.7U CN201720561919U CN206756425U CN 206756425 U CN206756425 U CN 206756425U CN 201720561919 U CN201720561919 U CN 201720561919U CN 206756425 U CN206756425 U CN 206756425U
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- flow velocity
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Abstract
The utility model discloses one kind and is used for environment and ecological hydraulics flow velocity experiment simulator, belongs to ecological environmental protection technical field.The device includes annular water tank, illumination system, flow velocity generating means and temperature control system；The annular water tank is made up of acrylic material (being not limited to the material), is assembled by annular exterior wall, annular interior wall and bottom plate, size can determine according to specific needs；The illumination system is made up of fluorescent tube, fluorescent tube fixed plate and illumination timer；The flow velocity generating means is made up of frequency converter, variable-frequency motor, nylon plastic(s) rod, bevel reduction gear set, plastic material marine propeller, horizontal bearing；The temperature control system is by air-conditioning and soaking type heated at constant temperature bar construction.This device can be used for single flow velocity factor and the simulated test of the various factors coupling action effect such as flow velocity and illumination, temperature.
Description
Technical field
Ecological environmental protection technical field is the utility model is related to, concretely relates to lab simulation flow velocity single factors
Change and the effect of the various factors coupling such as flow velocity and illumination, temperature are to the experimental rig and its application method of aquatile growth
For the experimental facilities of water ecological environment research, while the device can also be used for the research of silt suspension test.
Background technology
Disturbed strongly by mankind's activity, the hydrodynamic characterisitic of many ecosystems is significantly changed.Hydrodynamic characterisitic
Be influence aquatic environment a key factor, such as flow velocity reduce cause lake, reservoir exchange water cycle increase, nutriment
Accumulated, accelerate the eutrophication process of water body, cause harmful algal blooms frequently to break out；Flow velocity can cause water body silt defeated
Characteristic changing is moved so as to influence the stable development of appositional pattern humidogene environment；Flow velocity increase not only produces direct machine to aquatile
Tool damages, additionally it is possible to which being suspended by silt influences the illumination of water body, so as to bring the ecological environment problems such as aquatile degeneration.
The eco-environmental changing research changed under hydrodynamic condition is one of current hotspot problem.Flow velocity is hydrodynamic condition
One of sign factor most directly perceived of change.On influence of the change in flow to lake algal grown-descending process, to deposit dirt
The influence of dye thing release and the influence to high aquatile physiologic factor are the underlying issues for being currently needed for solving.Existing pass
In flow velocity Impacts on ecology and environment laboratory test flow velocity generating means more than realized by shearing force, while realizing flow velocity and other
There is also certain difficulty in the simulation of envirment factor coupling effect.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the utility model provides one kind and is used for environment and life
State hydraulics flow velocity experiment simulator.
Technical scheme：
One kind is used for environment and ecological hydraulics flow velocity experiment simulator, including annular water tank, illumination system, flow velocity are sent out
Generating apparatus and temperature control system；
The annular water tank includes bottom plate and the annular exterior wall being fixedly mounted on the bottom plate and annular interior wall；The light
Lighting system includes some fluorescent tubes, fluorescent tube fixed plate and the illumination timer for controlling the fluorescent tube conduction time；
The fluorescent tube fixed plate is covered in the open-mouth of the annular water tank, and the fluorescent tube is fixed in the fluorescent tube fixed plate；
The illumination timer is assigned on mains supply jack；
The flow velocity generating means includes frequency converter, variable-frequency motor, torque transmitter and propeller；The propeller
Pass through the motor axis connection of the torque transmitter and the variable-frequency motor；
The temperature control system includes air-conditioning and soaking type heated at constant temperature rod, and the soaking type heated at constant temperature rod is arranged on
In the annular water tank.
The annular water tank is made up of acrylic material or masonry and cement are built into.
The annular water tank be shaped as racetrack or concentric circles is ring-like.
The fluorescent tube selects bulb type, straight fluorescent tube or ring-type fluorescent tube according to the annular water tank shape.
The quantity of the fluorescent tube is arranged as required into single row or multiple rows.
Need to adjust the unlatching quantity of the fluorescent tube according to experiment, realize intensity of illumination control.
The torque transmitter of the flow velocity generating means includes vertically disposed vertical nylon plastic(s) rod, horizontally disposed
Horizontal nylon plastic(s) rod and bevel reduction gear set；One end of the vertical nylon plastic(s) rod is connected and fixed to the variable-frequency motor
On motor shaft, the other end connects and is fixed with a bevel gear；One end of the horizontal nylon plastic(s) rod connects and described in fixing
Propeller, the other end connect and fix a bevel gear, and two bevel gear occlusions collectively form the bevel reduction gear set.
Two horizontal bearings are provided with the horizontal nylon plastic(s) rod, the horizontal bearing is fixedly mounted on base,
The base is fixedly mounted on the bottom plate of the annular water tank.
It is provided with the bottom of the annular water tank and is easy to after off-test the quickly draining of the test water in emptying tank
Mouthful.
A kind of environment and ecological hydraulics flow velocity test simulation method, including step：
Step 1：By the relation of ADV current-meter rating variable-frequency motor rotating speeds and flow velocity, and establish calibration curve；Pass through control
Water velocity in motor speed control annular water tank processed；
Step 2：Running water after filtration, purification is introduced in annular water tank, adds appropriate culture medium mother liquor, obtains water
The nutrient solution of raw biological growth；And by temperature control system according to experiment need adjust annular water tank in water temperature；
Step 3：Cultured aquatile maternal plant, mother liquor or parent in advance are added, obtains required starting aquatile
Density；
Step 4：Motor is opened, regulating illumination intensity and time are needed according to experiment by illumination system, rate started becomes
Change the influence to aquatile growth to test；
Step 5：The biomass or physical signs of aquatile in periodic measurement tank, draw lower aquatile different in flow rate
Growth curve or physical signs change curve.Beneficial effect：
1st, the utility model overcomes shearing force and produces current by being improved to existing change in flow experimental rig
During flow velocity Vertical Difference it is larger the defects of.
2nd, the utility model realizes that motor is driven the transformation of force direction by bevel reduction gear set, it is ensured that motor is located on water level
Side, avoid the danger of motor immersion.
3rd, flow velocity generating means position of the present utility model is fixed, and is provided for growth of the large-scale aquatile in device
The environment for being relatively fixed and stablizing, avoid the limitation that shearing force flow velocity generating means is applied in such experiment.
4th, the utility model can not only carry out change in flow single factor test Impacts on ecology and environment experiment, moreover it is possible to carry out flow velocity with
Impacts on ecology and environment experiment under other environmental factor couplings such as illumination, temperature.
Brief description of the drawings
Fig. 1 is structure top view of the present utility model.
Fig. 2 is structural side view of the present utility model.
Fig. 3 is structure sectional view of the present utility model.
Fig. 4 is the structural representation of illumination system of the present utility model.
Fig. 5 is the structural representation of flow velocity generating means of the present utility model.
Fig. 6 is the growth curve chart for the lower microcystic aeruginosa different in flow rate drawn using the utility model device.
Wherein, annular exterior wall 1, annular interior wall 2, bottom plate 3, fluorescent tube 4, fluorescent tube fixed plate 5, illumination timer 6, frequency conversion
Motor 7, frequency converter 8, vertical nylon plastic(s) rod 9, horizontal nylon plastic(s) rod 10, bevel reduction gear set 11, plastic material spiral peculiar to vessel
Oar 12, horizontal bearing 13, base 14.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.As shown in figure 1, environment of the present utility model and ecological hydraulics stream
Fast experiment simulator, including annular water tank, illumination system, flow velocity generating means and temperature control system.
Wherein, annular water tank is made up of acrylic material or other materials, the tank being built into such as masonry and cement；By annular
Exterior wall 1, annular interior wall 2 and bottom plate 3 assemble, and its shape can be designed to that racetrack or concentric circles are ring-like as needed, size
Also can determine according to specific needs.Annular exterior wall 1, annular interior wall 2 are fixed on bottom plate 3.
Wherein, as shown in Fig. 2 illumination system is fixed by fluorescent tube 4, fluorescent tube fixed plate 5 (lightweight PVC billboards), illumination
When device 6 form.Fluorescent tube 4 can select bulb type, straight fluorescent tube or ring-type fluorescent tube according to annular water tank shape.Fluorescent tube fixed plate 5
Upper installation header, for fixing fluorescent tube 4, header is connected with power circuit, and fluorescent tube fixed plate 5 is covered in annular
The open-mouth of tank, reduce experiment water body contact with outside air or microorganism.The quantity of fluorescent tube 4 can be set as needed
Single row or multiple rows are set to, the unlatching quantity of fluorescent tube 4 is adjusted as needed, realizes intensity of illumination control.Illumination timer 6 is
Commercially available timer, assign on mains supply jack；Illumination timer 6 is set by conduction time, realizes different light application times
Control.
Wherein, flow velocity generating means is by variable-frequency motor 7, vertical nylon plastic(s) rod 9, horizontal nylon plastic(s) rod 10, umbrella shape tooth
Wheel group 11, plastic material marine propeller 12, horizontal bearing 13 and base 14 form.Variable-frequency motor 7 is connected with frequency converter 8, leads to
Cross regulation and control that frequency converter 8 realizes the rotating speed of variable-frequency motor 7.Vertical nylon plastic(s) rod 9 is vertically arranged, and its one end is connected and consolidated
It is scheduled on the motor shaft of variable-frequency motor 7, the other end connects and is fixed with a bevel gear.The horizontal level of nylon plastic(s) rod 10 is set
Put, simultaneously fixed plastics material marine propeller 12, the other end connect and fix another bevel gear for its one end connection, two umbrellas
Shape gear collectively forms bevel reduction gear set 11, adjusts the position of variable-frequency motor by the occlusion of 2 bevel gears and finally fixes.
It can be realized by bevel reduction gear set 11 and the rotation mechanical energy of motor is delivered to horizontal nylon plastic(s) rod 10, so as to drive plastics
Material marine propeller 12 rotates.Pay attention to ensuring the coincidence in the axle center of bevel reduction gear set 11 in installation process, device can be reduced
Additional friction caused by noise and axis deviation in running.Horizontal nylon plastic(s) rod 10 passes through 2 horizontal bearings 13,
2 horizontal bearings 13 are fixedly mounted on base 14, and horizontal nylon plastic(s) rod is fixedly mounted on into base by horizontal bearing 13
On 14, whole flow velocity generating means is fixedly mounted on the bottom plate 3 of annular water tank by base 14.
Wherein, temperature control system is by air-conditioning and commercially available soaking type heated at constant temperature bar construction.Air-conditioning is room conditioning, control
The large space temperature in laboratory, realizes the regulation and control of temperature in a wide range of, and commercially available soaking type heating stick body integrally submerges
Below the water surface, the regulation and control of local cell domain temperature are realized.
Experiment is influenceed in conjunction with the change of flow velocity single factors on Growth of Microcystis aeruginosa to make the utility model embodiment
Further illustrate.
It is curved with 1cm thickness acrylic poly (methyl methacrylate) plates, point 4 sections of straight ways (2 sections) for building up racetrack annular water tank and semicircle
Road (2 sections), straight way length 1.7m, bend outer shroud radius 0.6m, bend inner ring radius 0.3m, annular water tank water storage groove width 0.3m.
Tank vertical surface and bottom plate 3 are fixedly connected using screw, and with glass cement to carrying out water-proofing treatment at gap.
Discharge outlet is left in the bottom of tank, so as to the test water after off-test in quick emptying tank.
In tank assembling process, tank is integrally lifted away to ground 0.15m by 6 groups of steelframes.
Tank straight way and bend are by screw connection, and with glass cement to carrying out water-proofing treatment at gap.
4 bank light pipe firm bankings are set in straight way area fluorescent tube fixed plate, buy conduct after commercially available 15w fluorescent tubes installation
Test light source.The intensity of illumination that the water surface is tested by controlling the number of switches of fluorescent tube to adjust is 2000~3000lux.Bend
Fluorescent tube is not laid in area's fluorescent tube fixed plate, covers to tank open-position-side, plays a protective role with straight way area fluorescent tube fixed plate.
Light application time is 12 hours during being tested by Timer Controlling.
The horizontal Buddhist nun of plastic material marine propeller 12 and bevel gear will be connected to by horizontal bearing 13 and base 14
Imperial sticking plaster 10 is fixed on annular water tank straight way area on the bottom plate 3 of bend area crossover position.Pass through the occlusion of 2 bevel gears
Adjust the position of variable-frequency motor 7 and finally fix.
Before the formal beginning of experiment, by the relation of the rotating speed of ADV current-meter ratings variable-frequency motor 7 and flow velocity, and calibration is established
Curve, to realize the water velocity controlled by controlled motor rotating speed in tank.
Variable-frequency motor rotating speed passes through the adjustment control of frequency converter 8.
Running water after filtration, purification is introduced in tank, adds appropriate culture medium mother liquor, obtains microcystic aeruginosa life
Long nutrient solution.
Using the water temperature in air-conditioning and soaking type heating rod regulation tank at 25 DEG C or so.
Cultured microcystic aeruginosa mother liquor in advance is added, obtains required starting algae density.
Power-on, open motor and light source, influence experiment of the rate started change to Growth of Microcystis aeruginosa.
The algae density of microcystic aeruginosa in periodic measurement tank, draw the growth curve of lower microcystic aeruginosa different in flow rate.
0th, 10,20,30,40 and the result of the tests of 50cm/s flow velocitys show that microcystic aeruginosa can under various flow velocitys
Enter the fast breeding phase quickly, obtain maximum fermented fiber feed within the 7th day after experiment is carried out on the whole, then, difference examination
Different degrees of decline is presented in the biomass for testing group, and algae enters decline phase.Upgrowth situation of the microcystic aeruginosa in 30cm/s is most
Good, maximum fermented fiber feed is maximum, is 178.1 ten thousand cell/mL, next to that when flow velocity is equal to 40cm/s, maximum fermented fiber feed
For 167.9 ten thousand cell/mL.The growth that flow velocity reduces or further rise is unfavorable for microcystic aeruginosa.
Equally, the utility model can also carry out the life under other environmental factor couplings such as flow velocity and illumination, temperature
State environmental effect is tested.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (9)
1. one kind is used for environment and ecological hydraulics flow velocity experiment simulator, it is characterised in that：Including annular water tank, illumination system
System, flow velocity generating means and temperature control system；
The annular water tank includes bottom plate (3) and the annular exterior wall (1) being fixedly mounted on the bottom plate (3) and annular interior wall
(2)；The illumination system includes some fluorescent tubes (4), fluorescent tube fixed plate (5) and for controlling the fluorescent tube (4) logical
The illumination timer (6) of electric time；The fluorescent tube fixed plate (5) is covered in the open-mouth of the annular water tank, the fluorescent lamp
Pipe (4) is fixed on the fluorescent tube fixed plate (5)；The illumination timer (6) is assigned on mains supply jack；
The flow velocity generating means includes variable-frequency motor (7), torque transmitter and propeller (12)；The propeller (12)
Pass through the motor axis connection of the torque transmitter and the variable-frequency motor (7)；
The temperature control system includes air-conditioning and soaking type heated at constant temperature rod, and the soaking type heated at constant temperature rod is arranged on described
In annular water tank.
2. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：The annular
Tank is made up of acrylic material or masonry and cement are built into.
3. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：The annular
Tank be shaped as racetrack or concentric circles is ring-like.
4. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：The daylight
Fluorescent tube (4) selects bulb type, straight fluorescent tube or ring-type fluorescent tube according to the annular water tank shape.
5. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：The daylight
The quantity of fluorescent tube (4) is arranged as required into single row or multiple rows.
6. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：According to experiment
Need to adjust the unlatching quantity of the fluorescent tube (4), realize intensity of illumination control.
7. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：The flow velocity
The torque transmitter of generating means includes vertically disposed vertical nylon plastic(s) rod (9), horizontally disposed horizontal nylon plastic(s)
Rod (10) and bevel reduction gear set (11)；One end of the vertical nylon plastic(s) rod (9) is connected and fixed to the variable-frequency motor (7)
Motor shaft on, the other end connects and is fixed with a bevel gear；One end of the horizontal nylon plastic(s) rod (10) connects and consolidated
The fixed propeller (12), the other end connect and fix a bevel gear, and two bevel gear occlusions collectively form described
Bevel reduction gear set (11).
8. environment according to claim 7 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：In the horizontal stroke
To put nylon plastic(s) rod (10) and be provided with two horizontal bearings (13), the horizontal bearing (13) is fixedly mounted on base (14),
The base (14) is fixedly mounted on the bottom plate (3) of the annular water tank.
9. environment according to claim 1 and ecological hydraulics flow velocity experiment simulator, it is characterised in that：In the ring
The bottom of shape tank, which is provided with, is easy to after off-test the quickly discharge outlet of the test water in emptying tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561919.7U CN206756425U (en) | 2017-05-16 | 2017-05-16 | One kind is used for environment and ecological hydraulics flow velocity experiment simulator |
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|---|---|---|---|
| CN201720561919.7U CN206756425U (en) | 2017-05-16 | 2017-05-16 | One kind is used for environment and ecological hydraulics flow velocity experiment simulator |
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| CN206756425U true CN206756425U (en) | 2017-12-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219059A (en) * | 2017-05-16 | 2017-09-29 | 江苏省环境监测中心 | One kind is used for environment and ecological hydraulics flow velocity experiment simulator and method |
| CN108375464A (en) * | 2018-02-07 | 2018-08-07 | 西安交通大学 | Aquatic bionic perceives and marine settings experimental provision |
-
2017
- 2017-05-16 CN CN201720561919.7U patent/CN206756425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219059A (en) * | 2017-05-16 | 2017-09-29 | 江苏省环境监测中心 | One kind is used for environment and ecological hydraulics flow velocity experiment simulator and method |
| CN108375464A (en) * | 2018-02-07 | 2018-08-07 | 西安交通大学 | Aquatic bionic perceives and marine settings experimental provision |
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