CN210597185U - Multifunctional canal system test system for laboratory - Google Patents
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- CN210597185U CN210597185U CN201921453450.0U CN201921453450U CN210597185U CN 210597185 U CN210597185 U CN 210597185U CN 201921453450 U CN201921453450 U CN 201921453450U CN 210597185 U CN210597185 U CN 210597185U
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Abstract
The utility model provides a multi-functional canal system test system for laboratory belongs to the special channel water metering structure thing, the irrigation scheduling of canal system is optimized, ecological channel design, lining cutting channel roughness coefficient, channel velocity of flow distribution law, technical field such as pipe canal combined work, including water pump unit, fixed steelframe, steady water supply tank, trunk canal, backflow pond, inferior channel, storage water tank, lateral canal, pressure measurement bank of tubes, back flow, delivery pipe, steady water board, canal system hydraulic structure thing, pressure cell, fall board, rectangle weir, lateral canal catch basin, current meter, water level measuring cylinder device and data acquisition terminal. The utility model has the advantages of a great deal of such as integrated work, multidimension regulation and control, multinomial research go on simultaneously, the scientific research content that can develop has: 1. a special channel water measuring building, 2, channel system irrigation scheduling optimization, 3, ecological channel design, 4, lining channel roughness coefficient, 5, channel flow velocity distribution rule, 6 and pipe and channel combined work.
Description
Technical Field
The utility model belongs to the technical field of specially establish channel water gaging structure thing, canal system irrigation dispatch optimization, ecological channel design, lining cutting channel roughness coefficient, channel velocity of flow distribution law, pipe canal joint work etc, especially involve a multi-functional canal system test system for laboratory.
Background
At present, the research on aspects such as specially-designed channel water measuring buildings, channel system irrigation scheduling optimization, ecological channel design, lining channel roughness coefficient, channel flow velocity distribution rule, pipe and channel combined work and the like is mainly carried out by means of irrigation area channel system prototype observation, scientific research institution model test, numerical simulation and the like, but two or more contents in the research cannot be carried out simultaneously due to factors such as research cost, research conditions, external climate and the like, and the test is limited; at the same time, it also results in more investment and space occupation. Especially, the research conditions are inconsistent due to the fact that various research contents are respectively developed, the research results may have large errors, analysis and comparison are not facilitated, and research is not easy to develop on the same scale.
Therefore, there is a need in the art for a new solution to solve this problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the system can be used for scientific researches on aspects of special channel water measuring buildings, channel irrigation scheduling optimization, ecological channel design, lining channel roughness coefficient, channel flow velocity distribution rule, pipe and channel joint work and the like, and is used for solving the technical problems that in the prior art, two or more contents in the researches cannot be developed simultaneously due to the factors such as research cost, research conditions, external climate and the like, the research working conditions are inconsistent, and the researches are not easy to develop in the same scale.
A multifunctional canal system test system for a laboratory comprises a water pump unit, a fixed steel frame, a water stabilizing and supplying tank, a main canal, a backflow pool, a secondary canal, a water storage tank, a branch canal, a pressure measuring pipe row, a backflow pipe, a water supply pipe, a water stabilizing plate, a canal system hydraulic building, a pressure measuring hole, a gradient plate, a rectangular weir, a branch canal water collecting pool, a flow meter, a water level measuring cylinder device and a data acquisition terminal,
one side of the fixed steel frame is fixedly provided with a water stabilizing water supply tank, and the other side of the fixed steel frame is fixedly provided with a main canal, a backflow pool and a water storage tank from top to bottom in sequence; the water pump unit is arranged in the water storage tank, a power supply line of the water pump unit is connected with the single-hole sub-control power supply, and a water outlet pipe of the water pump unit is fixedly connected with the lower part of the water stabilizing water supply tank through a water supply pipe; one end of the water supply pipe is fixedly connected with the water storage tank, and the other end of the water supply pipe extends to the inner bottom of the water stabilizing water supply tank; the upper part of the water stabilizing water supply tank is communicated with the water inlet end of the main channel, and the middle part of the water stabilizing water supply tank is provided with a water stabilizing plate;
the side wall of the main channel is connected with a plurality of branch channels, a water distribution flashboard is arranged at the connecting port of the main channel and the branch channels, channel water measuring buildings or channel system hydraulic buildings are arranged in the main channel and the branch channels, pressure measuring holes are arranged at the inner bottoms of the main channel and the branch channels, and a main channel water outlet is arranged at the bottom surface of the tail part of the main channel; the pressure measuring holes are connected with the pressure measuring pipe row through rubber pipes; a branch channel water outlet is formed in the bottom surface of the tail part of the branch channel; the upper parts of the main channel water outlet and the branch channel water outlet are both provided with a descending plate, and the main channel water outlet is connected with the backflow pool; the branch channel water outlet is connected with a branch channel water collecting tank; the branch channel water collecting tank is connected with the water storage tank through a return pipe; the rectangular weir is arranged at the tail part of the backflow pool, and water flows back to the water storage tank through the water outlet of the backflow pool after flowing through the rectangular weir; a water stabilizing plate is arranged inside the backflow pool;
the flow velocity meter is arranged inside the main canal and/or the branch canal;
the water level measuring cylinder device is erected on one side of the side wall of the main canal and/or the branch canal;
the data acquisition terminal is connected with the current meter through a data line.
The gradient plate comprises an adjusting rod and an organic glass plate with holes; two ends of the adjusting rod are respectively and fixedly connected with two side walls of the main channel; one end of the organic glass plate is connected with the inner bottom of the main channel through a pin shaft, and the other end of the organic glass plate is connected with the adjusting rod through a stranded wire.
The channel water measuring building comprises a water measuring tank and a water measuring weir.
The canal system hydraulic building comprises a gate, a culvert and an aqueduct.
And lining materials or green vegetation are adhered to the side walls of the trunk canal and the branch canal.
The return pipe is provided with a valve.
And a flow regulating valve is arranged on the water supply pipe.
The inside of the branch canal is provided with a detachable pipeline.
The pipeline is fixed in the branch channel through a fixed pipeline plate, a pipeline bottom hole is formed in the bottom of the pipeline, and the pipeline bottom hole and a row of pressure measuring holes in the bottom of the branch channel are arranged in a one-to-one correspondence mode.
Through the above design scheme, the utility model discloses following beneficial effect can be brought:
the utility model relates to a multi-functional canal system test system for laboratory can effectively reduce research cost, easy operation, has a great deal of advantages such as integrated work, multidimension regulation and control, multinomial research go on simultaneously, and the scientific research content that can develop has: 1. a special channel water measuring building, 2, channel system irrigation scheduling optimization, 3, ecological channel design, 4, lining channel roughness coefficient, 5, channel flow velocity distribution rule, 6 and pipe and channel combined work.
The utility model discloses existing utilization ratio that does benefit to the improvement water resource also is favorable to the water economy resource, and the roughness research that can open is favorable to reducing engineering cost, and the ecological channel also accords with environmental protection's demand, helps agricultural sustainable development, helps irrigated area modernization process, helps harmonious social construction.
Drawings
The invention is further described with reference to the following drawings and detailed description:
fig. 1 is a schematic structural diagram of a multifunctional canal system testing system for a laboratory.
Fig. 2 is a cross-sectional view of the multifunctional canal system testing system for a laboratory.
Fig. 3 is a diagram of 3 branch canals of the multifunctional canal system testing system for the laboratory.
Fig. 4 is a schematic view of a fixed steel frame structure of a multifunctional canal system testing system for a laboratory.
Fig. 5 is a schematic diagram of a falling plate structure of the multifunctional canal system testing system for a laboratory.
Fig. 6 is a schematic view of a reflux pool structure of a multifunctional canal system testing system for a laboratory.
Fig. 7 is a schematic diagram of a branch channel structure of an installation pipeline in a multifunctional channel system testing system for a laboratory.
Fig. 8 is a schematic structural view of a branch channel water collecting tank in the multifunctional canal system testing system of the laboratory.
In the figure, 1-a water pump unit, 2-a fixed steel frame, 3-a water stabilizing water supply tank, 4-a main channel, 5-a backflow tank, 6-a water storage tank, 7-a branch channel, 8-a pressure measuring pipe row, 9-a backflow pipe, 10-a water supply pipe, 11-a water stabilizing plate, 12-a hydraulic building, 13-a pressure measuring hole, 14-a gradient plate, 15-a rectangular weir, 16-a branch channel water collecting tank, 17-a water distributing gate plate, 18-a main channel water outlet, 19-a branch channel water outlet, 20-a backflow tank water outlet, 21-an adjusting rod, 22-an organic glass plate, 23-a pipeline, 24-a fixed pipeline plate, 25-a pipeline bottom hole, 26-a branch channel I, 27-a branch channel II, 28-a branch channel III and 30-a valve.
Detailed Description
As shown in the figure, the multifunctional canal system test system for the laboratory comprises a water pump unit 1, a fixed steel frame 2, a water stabilizing and supplying tank 3, a main canal 4, a backflow tank 5, a water storage tank 6, a branch canal 7, a pressure measuring pipe row 8, a backflow pipe 9, a water supplying pipe 10, a water stabilizing plate 11, a canal system hydraulic structure 12, a pressure measuring hole 13, a descent control plate 14, a rectangular weir 15, a branch canal water collecting tank 16, a flow meter, a water level measuring cylinder device and a data acquisition terminal,
one side of the fixed steel frame 2 is fixedly provided with a water stabilizing water supply tank 3, and the other side of the fixed steel frame 2 is fixedly provided with a main canal 4, a backflow pool 5 and a water storage tank 6 from top to bottom in sequence; the water pump unit 1 is arranged in the water storage tank 6, a power supply line of the water pump unit 1 is connected with a single-hole sub-control power supply, and a water outlet pipe of the water pump unit 1 is fixedly connected with the lower part of the water stabilizing water supply tank 3 through a water supply pipe 10; one end of the water supply pipe 10 is fixedly connected with the water storage tank 6, and the other end of the water supply pipe 10 extends to the inner bottom of the water stabilizing water supply tank 3; the upper part of the water stabilizing water supply tank 3 is communicated with the water inlet end of the main channel 4, and the middle part of the water stabilizing water supply tank 3 is provided with a water stabilizing plate 11; a flow regulating valve is installed on the water supply pipe 10.
The side wall of the main canal 4 is connected with a plurality of branch canals 7, water distribution flashboards 17 are arranged at the connecting openings of the main canal 4 and the branch canals 7, canal water measuring buildings or canal system hydraulic buildings 12 are arranged inside the main canal 4 and the branch canals 7, pressure measuring holes 13 are arranged at the inner bottoms of the main canal 4 and the branch canals 7, and different lining materials or green vegetation can be adhered to the side walls of the main canal 4 and the branch canals 7. A main canal water outlet 18 is arranged at the bottom surface of the tail part of the main canal 4; the pressure measuring hole 13 is connected with the pressure measuring pipe row 8 through a rubber pipe; a branch channel water outlet 19 is arranged on the bottom surface of the tail part of the branch channel 7; the upper parts of the main channel water outlet 18 and the branch channel water outlet 19 are both provided with a proportional drop plate 14, and the main channel water outlet 18 is connected with the backflow pool 5; the gradient plate 14 comprises an adjusting rod 21 and a perforated organic glass plate 22; two ends of the adjusting rod 21 are respectively and fixedly connected with two side walls of the main channel 4; one end of the organic glass plate 22 is connected with the inner bottom of the main channel 4 through a pin shaft, and the other end of the organic glass plate 22 is connected with the adjusting rod 21 through a stranded wire; the branch channel water outlet 19 is connected with a branch channel water collecting tank 16; the branch channel water collecting tank 16 is connected with the water storage tank 6 through a return pipe 9; the return pipe 9 is provided with a valve 30. The valve 30 is used to regulate the flow of the lateral sump 16. The rectangular weir 15 is arranged at the tail part of the backflow pool 5, and water flows back to the water storage tank 6 through the backflow pool water outlet 20 after passing through the rectangular weir 15; a water stabilizing plate 11 is arranged in the reflux pool 5; a detachable pipeline 23 is arranged in the branch channel 7; the pipeline 23 is fixed inside the branch channel 7 through a fixed pipeline plate 24, a pipeline bottom hole 25 is formed in the bottom of the pipeline 23, and the pipeline bottom hole 25 is arranged in one-to-one correspondence with the row of pressure measuring holes 13 in the bottom of the branch channel 7.
The flow velocity meter is arranged in the main canal 4 and/or the branch canal 7 according to requirements;
the water level measuring cylinder device is erected on one side of the side wall of the main canal 4 and/or the branch canal 7 according to requirements;
the data acquisition terminal is connected with the current meter through a data line.
The channel water measuring building comprises a water measuring tank and a water measuring weir.
The canal system hydraulic building 12 includes gates, culverts and aqueducts.
The utility model discloses a collection measurement pressure head distributes, velocity of flow change law, canal combine, combined work, channel roughness coefficient research, hydraulic structure current surveying research, the research of ad hoc measurement basin, ecological channel planning design. The utilization rate of water resources in the irrigation district can be improved, precious water resources are saved, a key role is played in the sustainable development of the water resources in the irrigation district, and the improvement of the modernization degree is facilitated.
The operation process is as follows: firstly, a fixed steel frame 2 is welded according to a drawing 4, and then a stable water supply tank 3, a main canal 4, a backflow pool 5, a water storage tank 6, a branch canal 7 and the like which are made of organic glass are arranged on the fixed steel frame 2 as shown in the drawing 1. Three branch channels 7 are provided, namely a branch channel I26, a branch channel II 27 and a branch channel III 28. In the forming process of the channel, the channel is pumped by the water pump unit 1 and enters the water stabilizing and supplying tank 3 through the water supplying pipe 10, water enters the main canal 4 after the water stabilizing and supplying tank 3 stabilizes water through the water stabilizing plate 11, and the main canal 4 passes through a special channel water measuring building or a hydraulic building 12 such as: the replacement of the water measuring tank, the rural door, the gate and the like is used for measuring the water level and the cross section flow velocity distribution of the upstream and downstream water levels and the cross section of the 12 water measuring tank, the rural door and the gate of the hydraulic building, and analyzing the distribution rule of the water level and the cross section flow velocity distribution by using the Bayesian network big data to find the influence factors of the water head loss. And then the water enters a branch canal I26, a branch canal II 27 and a branch canal III 28 from the main canal 4, the tail ends of the branch canal I26, the branch canal II 27 and the branch canal III 28 are all connected with a branch canal collecting tank 16, and the water flows into a water storage tank 6 through a return pipe 9 connected with the branch canal collecting tank 16.
The branch channel I26 completes the pressure water head distribution rule and the flow rate change rule, and then a pipe and channel combination experiment can be added, wherein the pipeline 23 and the fixed pipeline plate 24 are of detachable structures, and the pipeline 23 and the fixed pipeline plate 24 are not required to be detached when the pipe and channel combination experiment is required.
The bottom hole 25 of the pipeline is arranged corresponding to the pressure measuring holes 13 in the middle column at the bottom of the branch channel I26.
The lateral water collecting tank 16 measures the unit flow rate of the lateral 7 in unit time.
Q＝ΔV/T
Wherein Q is the flow rate, and the unit is m3S; t is the time recorded by a stopwatch and has the unit of s; Δ V is the unit volume difference, in m3。
The water at the tail part of the main canal 4 flows into the backflow pool 5 through the main canal water outlet 18, the flow measurement is carried out through the rectangular weir 15 after the water stabilizing plate 11 in the backflow pool 5 stabilizes the water, the weir water head H has a relation with the passing flow, namely, a stable water level flow relation is provided, and the calculation formula of the water level flow Q is as follows:
wherein m is0Is the flow coefficient; b is the weir width in m; g represents the gravity acceleration and takes 9.8m/s2(ii) a H is the weir head in m.
Flow coefficient m0The calculation formula of (2):
wherein H is weir water head with unit of m; p is the weir height in m; b is the width of the weir with the unit of m; b is the weir width in m.
Wherein, the flow corresponding to the weir water head H can also be searched by searching the water level flow corresponding table of the rectangular weir 15. And the water flows into the water storage tank 6 from the tail part of the backflow tank 5 through the backflow tank water outlet 20, so that the whole test cycle is achieved.
The utility model discloses the function is as follows: the method comprises the following steps of designing a channel water measuring structure, optimizing channel system irrigation scheduling, designing an ecological channel, lining channel roughness coefficient, channel flow velocity distribution rule and performing pipe and channel combined work.
Function one, specially-designed channel water measuring building research
The special channel water measuring building mainly refers to a special building for measuring channel flow, and generally comprises a water measuring tank, a water measuring weir and the like. The method comprises the steps of manufacturing a resin material into a specially designed channel water measuring building required by a test through a 3D printing technology, fixing the building in a main channel 4, closing a water distribution gate plate 17, starting a water pump unit 1, changing the test flow by using a single-hole branch control power supply and a flow regulating valve on a water supply pipe 10, measuring the upstream and downstream water levels of the specially designed channel water measuring building by using a water level measuring cylinder device under the condition that each flow is stable, measuring the channel water surface line by using a pressure measuring hole 13, a pressure measuring pipe row 8 and a rubber pipe, measuring the upstream and downstream flow rate data of the specially designed channel water measuring building by using a flow rate meter and a data acquisition terminal, changing the channel water surface line by using a reduction plate 14, supplying water to a backflow pool 5 through a main channel water outlet 18 by using a water pump, flowing back to a water storage tank 6 after passing through a rectangular weir 15, determining the water level by using the water level measuring cylinder device at the upstream of the rectangular, and replacing a plurality of groups of specially-designed channel water measuring buildings with different parameters to acquire test data until the research requirements are met.
Second function, canal system irrigation scheduling optimization research
The canal system irrigation scheduling optimization is to give the irrigation flow of each channel in the channel system in different growth periods of crops through methods such as tests, data analysis and the like, so that the shortest irrigation time is achieved, and evaporation and leakage loss are minimized. Different branch channels 7 are arranged according to the requirement of an irrigation subarea, the section size of each branch channel is determined according to the control irrigation area, orthogonal test design is carried out according to the number of the branch channels 7 and the growth stage of crops, the water distribution flashboards 17 of all the branch channels are closed, the water pump unit 1 is started to supply water to the main channel 4, the water supply flow is changed into the test design flow by matching of the rectangular weir 15 and the flow regulating valve on the water supply pipe 10, then the water distribution flashboards 17 of all the branch channels 7 are regulated to the design opening according to the test design scheme, meanwhile, the stopwatch is respectively started to record the water supply time of the main channel 4 and all the branch channels 7, the water supply flow is respectively measured after the water supply of all the channels is stable, a group of tests can be completed by collecting irrigation flow data of all the channels.
Function III, ecological channel design research
Due to the use of a large amount of impermeable lining materials, the irrigation water utilization coefficient of irrigation areas in China is improved, but simultaneously, the construction of lining channels causes the vegetation damage of the irrigation areas in large area, which causes a plurality of environmental problems of water and soil loss, soil salinization, greenhouse effect and the like. The research on the third function can be carried out when the first function and the second function are carried out, the canal walls of the trunk canal 4 are greened by various different aquatic vegetations, orthogonal test design is carried out by combining different canal wall lining structural forms, the influence of different vegetations and lining structures on the canal flow under the condition that the canal size is unchanged is measured, and the design of the ecological canal is guided.
Function four, channel roughness coefficient research
At the present stage, the rough coefficient of the channel engineering design in China usually adopts empirical values, however, the prior empirical value is obviously large along with the continuous improvement of the building material manufacturing process and the hydraulic engineering construction level, the rough coefficient is continuously changed along with the engineering operation time, the rough coefficient directly influences the engineering cost, and the importance of the rough coefficient is self-evident. The research of function four can be carried out when the function one, the function two and the function three are carried out,
when the first function research and the second function research are carried out, the roughness degrees of the canal walls of the trunk canal 4, the branch canal I26, the branch canal II 27 and the branch canal III 28 can be changed, namely different rough materials are attached to the side wall and the organic glass plate for researching the canal roughness coefficient, and the canal wall materials can simulate the overwintering condition through a freeze-thaw test machine, so that the research on the rule that the roughness coefficient changes along with the time is realized. In addition, when the three-function research is carried out, the roughness coefficient of the channel under different vegetation and different lining structure conditions can be measured.
The roughness coefficient is calculated as follows:
A＝(b+mh)h
V＝Q/A
wherein: q is channel design flow, unit m3S; v is the average flow velocity of the channel in m/s; a is the water passing section area of the channel in m2(ii) a C is the metabolization coefficient in m0.5S; r is water conservancy radius in m; i is a channel gradient; n is a channel roughness coefficient; b is the base width in m; m is a slope coefficient; h is water depth, unit m; p is the wet week in m.
Function five, channel flow velocity distribution rule
When the function I, the function II, the function III and the function IV are carried out, the function five research can be carried out, after the water flow of the channel is stable, the point flow velocity is measured by a six-point method by using a photoelectric flow velocity meter, namely the flow velocity of 0H, 0.2H, 0.4H, 0.6H, 0.8H and 1.0H positions is measured on each vertical line H of the section of the water supply channel respectively according to the flow velocityThe average flow rate at each point is calculated by measuring the number of times at each point, such as:
average velocity of vertical line
And when the first function research, the second function research, the third function research and the fourth function research are carried out, parameters such as channel flow, temperature, sand content, shrinkage ratio of a measuring tank, channel ratio drop, barrier settlement and the like are changed to control variables, flow velocity values are recorded, and flow velocity change rules are analyzed by methods such as a Bayesian network and the like.
Six functions, pipe and channel combination and combined working mode
When the first function, the second function, the third function, the fourth function and the fifth function are developed, the six-function research can be developed, when the main channel 4 supplies water to the branch channel 7, the branch channel 7 is changed into the pipeline 23, so that the evaporation amount and the leakage amount are reduced, and the characteristic is fully utilized by combining the pipe channel, so that the water resource is more effectively utilized.
Claims (9)
1. A multi-functional canal system test system for laboratory, characterized by: comprises a water pump unit (1), a fixed steel frame (2), a water stabilizing water supply tank (3), a main canal (4), a backflow pool (5), a secondary canal, a water storage tank (6), a branch canal (7), a pressure measuring pipe row (8), a backflow pipe (9), a water supply pipe (10), a water stabilizing plate (11), a canal system hydraulic structure (12), a pressure measuring hole (13), a gradient plate (14), a rectangular weir (15), a branch canal water collecting pool (16), a flow meter, a water level measuring cylinder device and a data acquisition terminal,
one side of the fixed steel frame (2) is fixedly provided with a water stabilizing water supply tank (3), and the other side of the fixed steel frame (2) is fixedly provided with a main canal (4), a backflow pool (5) and a water storage tank (6) from top to bottom in sequence; the water pump unit (1) is arranged in the water storage tank (6), a power supply line of the water pump unit (1) is connected with a single-hole sub-control power supply, and a water outlet pipe of the water pump unit (1) is fixedly connected with the lower part of the water stabilizing water supply tank (3) through a water supply pipe (10); one end of the water supply pipe (10) is fixedly connected with the water storage tank (6), and the other end of the water supply pipe (10) extends to the inner bottom of the water stabilizing water supply tank (3); the upper part of the water stabilizing water supply tank (3) is communicated with the water inlet end of the main channel (4), and the middle part of the water stabilizing water supply tank (3) is provided with a water stabilizing plate (11);
the side wall of the main channel (4) is connected with a plurality of branch channels (7), water distribution flashboards (17) are arranged at the connecting openings of the main channel (4) and the branch channels (7), channel water measuring buildings or channel water engineering buildings (12) are arranged in the main channel (4) and the branch channels (7), pressure measuring holes (13) are arranged at the inner bottoms of the main channel (4) and the branch channels (7), and a main channel water outlet (18) is arranged at the bottom surface of the tail part of the main channel (4); the pressure measuring hole (13) is connected with the pressure measuring pipe row (8) through a rubber pipe; a branch channel water outlet (19) is formed in the bottom surface of the tail part of the branch channel (7); the upper parts of the main channel water outlet (18) and the branch channel water outlet (19) are both provided with a proportional drop plate (14), and the main channel water outlet (18) is connected with the backflow pool (5); the branch channel water outlet (19) is connected with a branch channel water collecting tank (16); the branch channel water collecting tank (16) is connected with the water storage tank (6) through a return pipe (9); the rectangular weir (15) is arranged at the tail part of the backflow pool (5), and water flows back to the water storage tank (6) through the backflow pool water outlet (20) after passing through the rectangular weir (15); a water stabilizing plate (11) is arranged in the reflux pool (5);
the flow velocity meter is arranged inside the main canal (4) and/or the branch canal (7);
the water level measuring cylinder device is erected on one side of the side wall of the main channel (4) and/or the branch channel (7);
the data acquisition terminal is connected with the current meter through a data line.
2. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: the gradient plate (14) comprises an adjusting rod (21) and a perforated organic glass plate (22); two ends of the adjusting rod (21) are respectively and fixedly connected with two side walls of the main channel (4); one end of the organic glass plate (22) is connected with the inner bottom of the main channel (4) through a pin shaft, and the other end of the organic glass plate (22) is connected with the adjusting rod (21) through a stranded wire.
3. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: the channel water measuring building comprises a water measuring tank and a water measuring weir.
4. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: the canal system hydraulic building (12) comprises a gate, a culvert and an aqueduct.
5. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: and lining materials or green vegetation are adhered to the side walls of the main channel (4) and the branch channels (7).
6. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: the return pipe (9) is provided with a valve.
7. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: and a flow regulating valve is arranged on the water supply pipe (10).
8. A multifunctional canal system test system for a laboratory according to claim 1, characterized in that: the detachable pipeline (23) is arranged in the branch channel (7).
9. A multifunctional canal system test system for a laboratory according to claim 8, characterized in that: the pipeline (23) is fixed inside the branch canal (7) through a fixed pipeline plate (24), a pipeline bottom hole (25) is formed in the bottom of the pipeline (23), and the pipeline bottom hole (25) and a row of pressure measuring holes (13) in the bottom of the branch canal (7) are arranged in a one-to-one correspondence mode.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424323A (en) * | 2019-09-03 | 2019-11-08 | 长春工程学院 | A kind of multi-functional, various dimensions canal system scientific research and testing system for laboratory |
| CN113221262A (en) * | 2021-04-19 | 2021-08-06 | 长春工程学院 | Wing-shaped water measuring tank optimization method based on Bayesian network theory and bionic technology |
-
2019
- 2019-09-03 CN CN201921453450.0U patent/CN210597185U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424323A (en) * | 2019-09-03 | 2019-11-08 | 长春工程学院 | A kind of multi-functional, various dimensions canal system scientific research and testing system for laboratory |
| CN110424323B (en) * | 2019-09-03 | 2023-12-22 | 长春工程学院 | Multifunctional multidimensional canal system scientific research test system for laboratory |
| CN113221262A (en) * | 2021-04-19 | 2021-08-06 | 长春工程学院 | Wing-shaped water measuring tank optimization method based on Bayesian network theory and bionic technology |
| CN113221262B (en) * | 2021-04-19 | 2022-06-07 | 长春工程学院 | Wing-shaped water measuring tank optimization method based on Bayesian network theory and bionic technology |
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