Visual water flow field measurement structure for hydraulic experiment

Abstract

The utility model discloses a visualized water flow field measuring structure for a hydraulic experiment, which belongs to the technical field of visualized water flow field measuring structures for hydraulic experiments, and is characterized by comprising a circulating assembly, a hollow plate is bolted at the top of the circulating assembly, a detection box is bolted at the top of the hollow plate, and the detection box is provided with a water inlet and a water outlet. A sliding groove is formed in the left side of the detection box, a sliding block is slidably connected to the interior of the sliding groove, a detection assembly is fixedly connected to the left side of the sliding block, and first transparent glass is fixedly connected to the surface of the detection box; the problems that most of existing visual water flow field measuring structures are monitored through laser Doppler velocimeters, most of laser Doppler velocimeter supports are of fixed structures, the positions of the laser Doppler velocimeters cannot be adjusted conveniently through the fixed structures, certain limitation may be generated, and the measurement accuracy is poor can be solved. And the accuracy in the monitoring process is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of a visualized water flow field measurement structure for hydraulic experiments, in particular to a visualized water flow field measurement structure for hydraulic experiments. Background Art

[0002] In terms of water resource management, understanding the flow field in water bodies such as rivers and lakes contributes to the rational allocation and utilization of water resources. For example, by measuring the distribution of water flow velocity and flow rate, the amount of water resources in different regions can be determined, providing a scientific basis for irrigation, water supply, etc., and realizing the efficient utilization of water resources. For environmental protection, it is crucial to study the impact of water flow fields on the diffusion of pollutants. For example, in river pollution control, it is necessary to accurately measure the water flow field to understand the diffusion path of pollutants in the water flow and changes in concentration distribution, so as to formulate effective pollution control strategies and protect the ecological environment of water bodies.

[0003] In response to the above problems, existing patents have provided solutions. Most of the existing visual water flow field measurement structures monitor them through laser Doppler velocimeters. Most laser Doppler velocimeter brackets are fixed structures. Fixed structures are not convenient for adjusting the position of the laser Doppler velocimeter, which may cause certain limitations and affect the accuracy of the monitoring process.

[0004] Therefore, a visualized water flow field measurement structure for hydraulic experiments is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a visual water flow field measurement structure for hydraulic experiments, which can solve the problem that most existing visual water flow field measurement structures are monitored by laser Doppler velocimeters, and most laser Doppler velocimeter brackets are fixed structures. The fixed structure is not convenient for adjusting the position of the laser Doppler velocimeter, which may cause certain limitations and affect the accuracy of the monitoring process.

[0006] To achieve the above objectives, the present invention provides the following technical solutions: a visualized water flow field measurement structure for hydraulic experiments, comprising a circulation assembly, a hollow plate bolted to the top of the circulation assembly, a detection box bolted to the top of the hollow plate, a sliding groove formed on the left side of the detection box, a sliding block slidably connected to the interior of the sliding groove, a detection assembly fixedly connected to the left side of the sliding block, a first transparent glass fixedly connected to the surface of the detection box, and a first electronic valve body connected to the bottom of the detection box;

[0007] The detection assembly includes a frame, the top of the frame is fixedly connected to a first servo motor body, the bottom of the first servo motor body is bolted to a first threaded rod, the surface of the first threaded rod is threadedly connected to a threaded block, an alignment groove is provided on the right side of the threaded block, the alignment block is clamped inside the alignment groove, a connecting block is welded to the right side of the alignment block, and the right side of the connecting block is fixedly connected to the laser Doppler velocimeter body.

[0008] Preferably, the circulation component includes a water tank, the right side of the water tank is connected to a water suction pipe, the top of the water suction pipe is connected to a water pump body, and the top of the water pump body is connected to a drain pipe.

[0009] Preferably, a pull-out hole is opened on the front side of the water tank, a pull-out plate is clamped inside the pull-out hole, and a filter is clamped inside the pull-out plate.

[0010] Preferably, the left side of the water tank is connected to a water inlet pipe, and the left side of the water tank is provided with a second electronic valve body.

[0011] Preferably, a connecting frame is fixedly connected to the left side of the inner wall of the detection box, a second threaded rod is rotatably connected to the front side of the inner wall of the connecting frame, a second servo motor body is bolted to the rear side of the second threaded rod, a slider is threaded on the surface of the second threaded rod, a scraper is fixedly connected to the right side of the slider, and the front side of the second servo motor body is bolted to the rear side of the detection box.

[0012] Preferably, a cleaning plate is fixedly connected to the surface of the scraper, and the cleaning plate is made of rubber.

[0013] Preferably, the interior of the frame is fixedly connected to an auxiliary groove, the interior of the auxiliary groove is fixedly connected to an auxiliary block, the interior of the auxiliary groove is fixedly connected to a sliding rod, the interior of the auxiliary block is slidably connected to the surface of the sliding rod, and the auxiliary block is bolted to the rear side of the threaded block.

[0014] Preferably, a second transparent glass is fixedly connected to the front side of the water tank, and a supporting leg is fixedly connected to the bottom of the water tank.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] 1. In this application, the first servo motor body, first threaded rod, and threaded block in the detection assembly work together to accurately adjust the height position of the laser Doppler velocimeter body. In hydraulic experiments, the speed and characteristics of water flow may vary at different depths. By adjusting the height of the velocimeter, water flow field information at different depths can be obtained.

[0017] 2. In this application, the water tank, suction pipe, water pump body and drain pipe in the circulation component work together to pump the used water in the test box back into the water tank for recycling. In hydraulic experiments, especially when long-term continuous measurement or multiple working condition comparison experiments are required, the water consumption is large. By recycling the water source, the fresh water consumption during the experiment can be greatly reduced, saving water resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the overall structural diagram of the visualized water flow field measurement structure for hydraulic experiments of the present utility model;

[0019] Figure 2 This is a schematic diagram of the disassembly of the detection component of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the circulation component of the utility model;

[0021] Figure 4 It is a structural diagram of a partial component of the utility model;

[0022] Figure 5 This is a structural diagram of the frame, auxiliary slot, auxiliary block and sliding rod of the utility model;

[0023] Figure 6 It is a schematic diagram of the cutaway of the local components of the utility model.

[0024] In the figure, 1. circulation component; 101. water tank; 102. water suction pipe; 103. water pump body; 104. drain pipe; 105. pull-out hole; 106. pull-out plate; 107. filter screen; 108. water inlet pipe; 109. second electronic valve body; 2. hollow plate; 3. detection box; 4. sliding groove; 5. sliding block; 6. detection component; 601. frame; 602. first servo motor body; 603. first threaded rod; 604. 04. Threaded block; 605. Alignment groove; 606. Alignment block; 607. Connecting block; 608. Laser Doppler velocimeter body; 7. First transparent glass; 8. First electronic valve body; 9. Connecting frame; 10. Second threaded rod; 11. Second servo motor body; 12. Slider; 13. Scraper; 14. Cleaning plate; 15. Auxiliary groove; 16. Auxiliary block; 17. Sliding rod; 18. Second transparent glass; 19. Support leg. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-6 , this utility model provides a technical solution:

[0027] A visual water flow field measurement structure for hydraulic experiments includes a circulation component 1, a hollow plate 2 bolted to the top of the circulation component 1, a detection box 3 bolted to the top of the hollow plate 2, a sliding groove 4 defined on the left side of the detection box 3, a sliding block 5 slidably connected to the interior of the sliding groove 4, a detection component 6 fixedly connected to the left side of the sliding block 5, a first transparent glass 7 fixedly connected to the surface of the detection box 3, and a first electronic valve body 8 connected to the bottom of the detection box 3;

[0028] The detection component 6 includes a frame 601, the top of the frame 601 is fixedly connected to the first servo motor body 602, the bottom of the first servo motor body 602 is bolted to the first threaded rod 603, the surface of the first threaded rod 603 is threadedly connected to the threaded block 604, the right side of the threaded block 604 is provided with an alignment groove 605, the inside of the alignment groove 605 is clamped with an alignment block 606, the right side of the alignment block 606 is welded with a connecting block 607, and the right side of the connecting block 607 is fixedly connected to the laser Doppler velocimeter body 608.

[0029] In this embodiment: by setting the circulation component 1, the effect of recycling the water source can be achieved; by setting the hollow plate 2, the function of supporting the detection box 3 can be achieved; by setting the detection box 3 and the first transparent glass 7, the effect of facilitating the laser Doppler velocimeter body 608 to measure the water source and the effect of simulating the flow rate of the water source can be achieved; by setting the sliding block 5 and the sliding groove 4, the user can easily adjust the position of the detection component 6; by setting the detection component 6, the effect of monitoring the water source can be achieved; by setting the frame 601, the first servo motor body 602, the first threaded rod 603, the threaded block 604, the alignment groove 605, and the alignment block 606 , connecting block 607 and laser Doppler velocimeter body 608, the user starts the laser Doppler velocimeter body 608 to observe the liquid inside the detection box 3 and the first transparent glass 7, and then during the observation, the user can control the first servo motor body 602 to make the first servo motor body 602 adjust the first threaded rod 603, and then make the first threaded rod 603 adjust the threaded block 604 inside the frame 601, and then adjust the height of the connecting block 607, and the effect of the height adjustment of the laser Doppler velocimeter body 608. Subsequently, the user can maintain the laser Doppler velocimeter body 608 by disassembling the alignment block 606 and the alignment slot 605.

[0030] Specifically, such as Figure 1 、 Figure 3 As shown, the circulation component 1 includes a water tank 101 , the right side of the water tank 101 is connected to a water suction pipe 102 , the top of the water suction pipe 102 is connected to a water pump body 103 , and the top of the water pump body 103 is connected to a drain pipe 104 .

[0031] Specifically, such as Figure 1 、 Figure 3 As shown, a pull-out hole 105 is opened on the front side of the water tank 101 , a pull-out plate 106 is clamped inside the pull-out hole 105 , and a filter screen 107 is clamped inside the pull-out plate 106 .

[0032] Specifically, such as Figure 1 、 Figure 3 As shown, the left side of the water tank 101 is connected to a water inlet pipe 108 , and a second electronic valve body 109 is provided on the left side of the water tank 101 .

[0033] In this embodiment, a water tank 101, a water suction pipe 102, a water pump body 103, and a drain pipe 104 are provided. The user can operate the water pump body 103 so that the water pump body 103 cooperates with the water suction pipe 102 and the drain pipe 104 to guide the liquid inside the water tank 101 to the inside of the detection box 3. By providing the pull-out hole 105, the pull-out plate 106, and the filter 107, when the first electronic valve body 8 is discharged into the inside of the water tank 101, the filter 107 inside the pull-out plate 106 filters the liquid and intercepts impurities in the liquid. After the filtration is completed, the user can adjust the inner wall of the pull-out hole 105 of the pull-out plate 106 and then clean the impurities on the top of the filter 107. By providing the water inlet pipe 108, the water source can be added to the inside of the water tank 101. By providing the second electronic valve body 109, the liquid inside the water tank 101 can be discharged from the inside of the water tank 101.

[0034] Specifically, such as Figure 4 As shown, a connecting frame 9 is fixedly connected to the left side of the inner wall of the detection box 3, a second threaded rod 10 is rotatably connected to the front side of the inner wall of the connecting frame 9, a second servo motor body 11 is bolted to the rear side of the second threaded rod 10, a slider 12 is threaded on the surface of the second threaded rod 10, a scraper 13 is fixedly connected to the right side of the slider 12, and the front side of the second servo motor body 11 is bolted to the rear side of the detection box 3.

[0035] Specifically, such as Figure 4 As shown, a cleaning plate 14 is fixedly connected to the surface of the scraper 13 , and the cleaning plate 14 is made of rubber.

[0036] In this embodiment: by arranging the connecting frame 9, the second threaded rod 10, the second servo motor body 11, the slider 12, the scraper 13 and the cleaning plate 14, the user can control the second servo motor body 11, so that the second servo motor body 11 adjusts the second threaded rod 10, and the second threaded rod 10 moves and adjusts the position of the slider 12 on the inner wall of the connecting frame 9, and then the slider 12 moves the position of the scraper 13, so that the scraper 13 and the cleaning plate 14 are used together to clean the inner side of the first transparent glass 7, so as to facilitate the measurement of the water source by the laser Doppler velocimeter body 608 and facilitate the cleaning of the inner wall of the first transparent glass 7.

[0037] Specifically, such as Figure 5 As shown, the interior of the frame 601 is fixedly connected to an auxiliary groove 15, the interior of the auxiliary groove 15 is fixedly connected to an auxiliary block 16, the interior of the auxiliary groove 15 is fixedly connected to a sliding rod 17, the interior of the auxiliary block 16 is slidably connected to the surface of the sliding rod 17, and the auxiliary block 16 is bolted to the rear side of the threaded block 604.

[0038] Specifically, such as Figure 1 As shown, a second transparent glass 18 is fixedly connected to the front side of the water tank 101 , and a supporting leg 19 is fixedly connected to the bottom of the water tank 101 .

[0039] In this embodiment: by providing the auxiliary groove 15, the auxiliary block 16 and the sliding rod 17, the threaded block 604 is slidably connected inside the frame 601, so that the auxiliary block 16 moves on the inner wall of the auxiliary groove 15, and in the process of the movement of the auxiliary block 16, by cooperating with the sliding rod 17, the height adjustment effect of the threaded block 604 is facilitated. By providing the second transparent glass 18, the user can easily observe the interior of the detection box 3. By providing the supporting legs 19, the water tank 101 can be supported.

[0040] Working principle: The user fills the liquid into the water tank 101 through the water inlet pipe 108, and then the user manually contacts the frame 601 according to the situation, and then uses the sliding block 5 to cooperate with the sliding groove 4 to adjust the position of the frame 601. Then the user controls the water pump body 103 so that the water pump body 103 cooperates with the suction pipe 102 and the discharge pipe 104 to allow the liquid to flow into the interior of the detection box 3. By starting the laser Doppler velocimeter body 608, the water source is measured with high precision. Subsequently, the user can control the first servo motor body 602 to adjust the first servo motor body 602 to the first threaded rod 603, and then adjust the first threaded rod 603 to the threaded block 604 inside the frame 601, and then adjust the height of the connecting block 607 and the height of the laser Doppler velocimeter body 608 to facilitate more comprehensive measurement of the liquid. The user can also control the first electronic valve body 8 to allow the liquid to flow into the water tank 101, so that the liquid circulates and simulates the effect of water flow.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A visual water flow field measurement structure for hydraulic experiments, comprising a circulation component (1), characterized in that: The top of the circulation component (1) is bolted with a hollow plate (2), the top of the hollow plate (2) is bolted with a detection box (3), a sliding groove (4) is provided on the left side of the detection box (3), a sliding block (5) is slidably connected inside the sliding groove (4), a detection component (6) is fixedly connected to the left side of the sliding block (5), a first transparent glass (7) is fixedly connected to the surface of the detection box (3), and the bottom of the detection box (3) is connected to a first electronic valve body (8); The detection assembly (6) comprises a frame (601), the top of the frame (601) is fixedly connected to a first servo motor body (602), the bottom of the first servo motor body (602) is bolted to a first threaded rod (603), the surface of the first threaded rod (603) is threadedly connected to a threaded block (604), a right side of the threaded block (604) is provided with an alignment groove (605), the interior of the alignment groove (605) is clamped with an alignment block (606), the right side of the alignment block (606) is welded with a connecting block (607), and the right side of the connecting block (607) is fixedly connected to a laser Doppler velocimeter body (608).

2. A visual water flow field measurement structure for hydraulic experiments according to claim 1, characterized in that: The circulation component (1) comprises a water tank (101), the right side of the water tank (101) is connected to a water suction pipe (102), the top of the water suction pipe (102) is connected to a water pump body (103), and the top of the water pump body (103) is connected to a drainage pipe (104).

3. The visual water flow field measurement structure for hydraulic experiments according to claim 2, characterized in that: A pull-out hole (105) is provided on the front side of the water tank (101), a pull-out plate (106) is clamped inside the pull-out hole (105), and a filter screen (107) is clamped inside the pull-out plate (106).

4. The visual water flow field measurement structure for hydraulic experiments according to claim 2, characterized in that: The left side of the water tank (101) is connected to a water inlet pipe (108), and the left side of the water tank (101) is provided with a second electronic valve body (109).

5. The visual water flow field measurement structure for hydraulic experiments according to claim 1, characterized in that: The left side of the inner wall of the detection box (3) is fixedly connected to a connecting frame (9), the front side of the inner wall of the connecting frame (9) is rotatably connected to a second threaded rod (10), the rear side of the second threaded rod (10) is bolted to a second servo motor body (11), the surface of the second threaded rod (10) is threaded with a slider (12), the right side of the slider (12) is fixedly connected to a scraper (13), and the front side of the second servo motor body (11) is bolted to the rear side of the detection box (3).

6. The visualized water flow field measurement structure for hydraulic experiments according to claim 5, characterized in that: A cleaning plate (14) is fixedly connected to the surface of the scraper (13), and the cleaning plate (14) is made of rubber.

7. The visualized water flow field measurement structure for hydraulic experiments according to claim 1, characterized in that: The interior of the frame (601) is fixedly connected to an auxiliary groove (15), the interior of the auxiliary groove (15) is fixedly connected to an auxiliary block (16), the interior of the auxiliary groove (15) is fixedly connected to a sliding rod (17), the interior of the auxiliary block (16) is slidably connected to the surface of the sliding rod (17), and the auxiliary block (16) is bolted to the rear side of the threaded block (604).

8. The visualized water flow field measurement structure for hydraulic experiments according to claim 2, characterized in that: The front side of the water tank (101) is fixedly connected to a second transparent glass (18), and the bottom of the water tank (101) is fixedly connected to a supporting leg (19).

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