Two-phase flow flood discharge and energy dissipation hydraulic test device

Abstract

The utility model relates to the technical field of hydraulic engineering, in particular to a two-phase flow flood discharge energy dissipation hydraulic test device which comprises a water storage tank, a water guide groove, a water drainage bin, a connecting bin and a water drainage pipe, a partition plate is fixedly connected to the inner side of the water storage tank, an adjusting plate is connected to the inner side of the water guide groove in an inserted mode, and a supporting frame is fixedly connected to the surface of the water guide groove. An adjusting rod is connected to the surface of the supporting frame in a penetrating mode, and an adjusting groove is formed in the inner wall of the connecting bin. Under the action of the air outlet pipe, the air inflation effect on water flow in the water storage tank is achieved, air inflation operation is completed, use of air inflation equipment is reduced, energy consumption is reduced, and under abutting connection of the abutting rod and the control panel, the effect of adjusting and controlling the connecting angle of the control panel in the adjusting groove is achieved; the control operation of the drop point position of the water flow in the water guide groove in the drainage bin is completed, and the test range and performance are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy projects, in particular to a two-phase flow flood discharge and energy dissipation hydraulic test device. Background Art

[0002] Two-phase flow refers to a flow system composed of two phases of matter (at least one phase is a fluid). In flood discharge and energy dissipation hydraulic tests, gas is added to water to aerate it, allowing the flood discharge and energy dissipation effects to be observed intuitively. However, the aeration in existing test equipment is active, requiring the addition of corresponding equipment and consuming a lot of energy. Utility Model Content

[0003] The purpose of the utility model is to provide a two-phase flow flood discharge and energy dissipation hydraulic test device to solve the problem that the aeration in the test equipment proposed in the above background technology is active aeration, which requires the addition of corresponding equipment and consumes a lot of energy.

[0004] The top of the water tank is connected with the water supply pipe, and the bottom of the water tank is connected with the water supply pipe.

[0005] Preferably, the water storage tank is connected to the water guide trough passage, the water guide trough is connected to the drainage chamber through the connecting chamber and the drainage chamber passage, and the drainage pipe acts between the water storage tank and the partition connection.

[0006] Preferably, the inner wall of the water guide trough is fixedly connected with a guide rail, the adjustment plate is slidably connected to the water guide trough via the guide rail, and the adjustment rod passes through the support frame and is rotatably connected to the adjustment plate.

[0007] Preferably, the push rod passes through the adjustment slot and contacts the control plate, the control plate is plate-shaped and rotatably connected to the connecting bin, and the control plate acts on the inside of the connecting bin through the adjustment slot.

[0008] Preferably, the connecting covers are evenly distributed on the outer surface of the driving disk, the cross section of the connecting covers is semi-cylindrical, and the driven disk and the driving disk are connected by a connecting rod.

[0009] Preferably, the fan plates are evenly distributed on the outer surface of the driven disc, the surface of the fan plates is in an arc shape, and the driven disc and the fan plates act on the interior of the air collecting bin.

[0010] Preferably, a baffle ring is fixedly connected to the inner wall of the air inlet pipe and the air outlet pipe, and a baffle plate is movably connected to the inside of the air inlet pipe and the air outlet pipe via a torsion spring.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. Through the connection between the water tank and the water guide trough, the connection between the drainage chamber and the connecting chamber, and the connection between the water guide trough and the connecting chamber, the test operation of the flood discharge and energy dissipation hydraulic power is completed. Under the connection between the active disk and the connecting cover, the impact of the water flow causes the active disk to rotate in the water tank. Through the action of the connecting rod, the rotation control operation of the driven disk and the fan plate is completed. Under the action of the air outlet pipe, the water flow in the water tank is aerated, the aeration operation is completed, the use of inflation equipment is reduced, and energy consumption is reduced.

[0013] 2. Through the connection between the water guide trough and the support frame, and the threaded connection between the adjusting rod and the support frame, the position of the adjusting plate in the water guide trough can be regulated, thereby achieving the regulation effect on the water guide trough channel. Through the connection between the connecting bin and the abutment rod, and the abutment connection between the abutment rod and the control plate, the connection angle of the control plate in the regulating trough can be regulated, thereby completing the regulation operation of the landing point of the water flow in the water guide trough in the drainage bin, thereby improving its test range and performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a frontal perspective schematic diagram of the structure of the present utility model;

[0015] Figure 2 This is a three-dimensional schematic diagram of the structure of the utility model from the back;

[0016] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure at A in the middle;

[0017] Figure 4 It is a structural diagram of the utility model;

[0018] Figure 5 This is a partial three-dimensional cross-sectional schematic diagram of the structure of the connecting bin of the utility model;

[0019] Figure 6 This is a three-dimensional schematic diagram of the connection structure between the driving disc and the driven disc of the utility model;

[0020] Figure 7 For this utility model Figure 6 Schematic diagram of a partially cutaway perspective view of the structure of the middle air intake pipe.

[0021] In the figure: 1. Water tank; 11. Partition; 2. Water guide trough; 21. Adjustment plate; 22. Support frame; 23. Adjustment rod; 3. Drain chamber; 4. Connecting chamber; 41. Adjustment trough; 42. Retaining rod; 43. Control panel; 5. Drain pipe; 6. Active disk; 61. Exhaust pipe; 62. Baffle ring; 63. Baffle plate; 64. Connecting cover; 65. Connecting rod; 66. Driven disk; 67. Fan plate; 68. Air collecting chamber; 69. Inlet pipe. DETAILED DESCRIPTION

[0022] See also Figure 1-7 , an embodiment provided by the utility model:

[0023] A two-phase flow flood discharge and energy dissipation hydraulic test device includes a water tank 1, a water guide trough 2, a drainage chamber 3, a connecting chamber 4 and a drainage pipe 5. The inner side of the water tank 1 is fixedly connected with a partition 11, the inner side of the water guide trough 2 is plugged and connected with an adjustment plate 21, the surface of the water guide trough 2 is fixedly connected with a support frame 22, the surface of the support frame 22 is connected with an adjustment rod 23, the inner wall of the connecting chamber 4 is provided with an adjustment groove 41, the surface of the connecting chamber 4 is connected with a rod 42, the inner side of the adjustment groove 41 is movably connected with a control plate 43, and the inner side of the water tank 1 is movably connected with an active Disk 6, the outer surface of the active disk 6 is fixedly connected to the connecting cover 64, the surface of the active disk 6 is fixedly connected to the connecting rod 65, the surface of the connecting rod 65 is connected to the driven disk 66, the outer surface of the driven disk 66 is fixedly connected to the fan plate 67, the inner surface of the water tank 1 is connected to the air collecting bin 68 through a rotating shaft, the outer surface passage of the air collecting bin 68 is connected to the air inlet pipe 69 and the air outlet pipe 61, through the connection between the water tank 1 and the water guide trough 2, under the connection between the water guide trough 2 and the connecting bin 4, the connection between the connecting bin 4 and the drainage bin 3, the discharge effect of the water flow in the water tank 1 is achieved.

[0024] Furthermore, the water tank 1 and the water trough 2 are connected by a passage, and the water trough 2 is connected by a passage through the connecting chamber 4 and the drainage chamber 3. The drainage pipe 5 acts between the water tank 1 and the partition 11. Through the connection between the water tank 1 and the water trough 2, and under the passage connection between the water trough 2 and the drainage chamber 3, the collection and testing operations of the water flow in the water trough 2 are completed.

[0025] Furthermore, the inner wall of the water guide trough 2 is fixedly connected with a guide rail, the adjustment plate 21 is slidingly connected to the water guide trough 2 through the guide rail, the adjustment rod 23 passes through the support frame 22 and the adjustment plate 21 and is rotatably connected, through the connection between the water guide trough 2 and the adjustment plate 21, under the threaded connection between the adjustment rod 23 and the support frame 22, the position of the adjustment plate 21 in the water guide trough 2 is changed to achieve the effect of regulating the water flow size of the water guide trough 2.

[0026] Furthermore, the push rod 42 passes through the adjustment groove 41 and contacts the control plate 43. The control plate 43 is in a plate shape and is rotatably connected to the connecting chamber 4. The control plate 43 acts on the inside of the connecting chamber 4 through the adjustment groove 41. Through the connection between the connecting chamber 4 and the adjustment groove 41, under the contact connection of the push rod 42 and the control plate 43, the control operation of the action angle of the control plate 43 in the connecting chamber 4 is completed, thereby achieving the effect of regulating the landing point of the water flow in the water guide groove 2 in the drainage chamber 3.

[0027] Furthermore, the connecting cover 64 is evenly distributed on the outer surface of the active disk 6. The cross-section of the connecting cover 64 is semi-cylindrical. The driven disk 66 and the active disk 6 are connected by a connecting rod 65. Through the connection between the active disk 6 and the connecting cover 64, under the action of the connecting cover 64, the water flow in the water tank 1 impacts and realizes the rotation control effect of the active disk 6 in the water tank 1.

[0028] Furthermore, the fan plates 67 are evenly distributed on the outer surface of the driven disk 66, and the surface of the fan plates 67 is in an arc shape. The driven disk 66 and the fan plates 67 act on the inside of the air collecting chamber 68. Through the connection between the active disk 6 and the connecting rod 65, and under the connection between the connecting rod 65 and the driven disk 66, the connection between the active disk 6 and the driven disk 66 is completed to achieve the synchronous rotation effect, and bolts are inserted between the connecting rod 65 and the driven disk 66 to facilitate disassembly and assembly operations.

[0029] Furthermore, a baffle ring 62 is fixedly connected to the inner wall of the air inlet pipe 69 and the air outlet pipe 61, and a baffle plate 63 is movably connected to the inside of the air inlet pipe 69 and the air outlet pipe 61 through a torsion spring. Under the connection between the air collecting bin 68 and the water guide trough 2, the air collecting bin 68 acts to protect the driven disk 66 and the fan plate 67. Under the rotation of the air inlet pipe 69 and the air outlet pipe 61, the air pressure in the air collecting bin 68 changes through the rotation of the fan plate 67. At this time, the baffle plate 63 in the air inlet pipe 69 rotates under the action of the air pressure, allowing the gas to enter the air collecting bin 68, and then the gas enters the water tank 1 through the air outlet pipe 61, thereby achieving the effect of aeration.

[0030] Working principle: During the hydraulic test of two-phase flow flood discharge and energy dissipation, water enters the water tank 1 through the drainage pipe 5. Under the action of the partition 11, the wave dissipation effect is achieved. Under the connection between the water guide trough 2 and the water tank 1, through the connection between the active disk 6 and the connecting cover 64, under the impact of the water flow, the rotation control operation of the active disk 6 in the water tank 1 is completed. Through the connection between the connecting rod 65 and the driven disk 66, and under the connection between the driven disk 66 and the fan plate 67, the gas flows into the gas collection bin 68 through the air inlet pipe 69. Under the action of the tube 61, the gas enters the water tank 1 to complete the water mixing operation. Under the connection between the support frame 22 and the adjusting rod 23, the adjusting rod 23 and the adjusting plate 21 are rotated to complete the regulation operation of the action position of the adjusting plate 21 in the water guide groove 2, and the regulation of the passage size of the water guide groove 2 is changed. Under the connection between the connecting chamber 4 and the adjusting groove 41, the angle of the control plate 43 in the adjusting groove 41 is changed by rotating the lever 42, thereby changing the landing point of the water flow in the water guide groove 2 in the drainage chamber 3.

Claims

1. A two-phase flow flood discharge and energy dissipation hydraulic test device, comprising a water storage tank, a water guide trough, a drainage chamber, a connecting chamber, and a drainage pipe, characterized in that: The inner side of the water storage tank is fixedly connected to a partition, the inner side of the water guide groove is plug-connected with an adjustment plate, the surface of the water guide groove is fixedly connected to a support frame, the surface of the support frame is penetrated and connected with an adjusting rod, the inner wall of the connecting warehouse is provided with an adjusting groove, the surface of the connecting warehouse is penetrated and connected with a push rod, the inner side of the adjusting groove is movably connected with a control plate, the inner side of the water storage tank is movably connected to an active disk, the outer surface of the active disk is fixedly connected to a connecting cover, the surface of the active disk is fixedly connected to a connecting rod, the surface of the connecting rod is connected to a driven disk, the outer surface of the driven disk is fixedly connected to a fan plate, the inner surface of the water storage tank is connected to an air collecting bin via a rotating shaft, and the outer surface passage of the air collecting bin is connected to an air inlet pipe and an air outlet pipe.

2. A two-phase flow flood discharge and energy dissipation hydraulic test device according to claim 1, characterized in that: The water storage tank is connected to the water guide channel, the water guide channel is connected to the drainage channel through the connecting chamber, and the drainage pipe acts between the water storage tank and the partition.

3. A two-phase flow flood discharge and energy dissipation hydraulic test device according to claim 1, characterized in that: The inner wall of the water guide groove is fixedly connected with a guide rail, the adjustment plate is slidably connected to the water guide groove through the guide rail, and the adjustment rod passes through the support frame and is rotatably connected to the adjustment plate.

4. A two-phase flow flood discharge and energy dissipation hydraulic test device according to claim 1, characterized in that: The push rod passes through the adjustment slot and contacts the control plate. The control plate is plate-shaped and rotatably connected to the connecting bin. The control plate acts on the interior of the connecting bin through the adjustment slot.

5. The two-phase flow flood discharge and energy dissipation hydraulic test device according to claim 1, characterized in that: The connecting covers are evenly distributed on the outer surface of the driving disc, and the cross section of the connecting covers is semi-cylindrical. The driven disc and the driving disc are connected via a connecting rod.

6. A two-phase flow flood discharge and energy dissipation hydraulic test device according to claim 1, characterized in that: The fan plates are evenly distributed on the outer surface of the driven disc, and the surface of the fan plates is in an arc shape. The driven disc and the fan plates act on the interior of the air collecting bin.

7. The two-phase flow flood discharge and energy dissipation hydraulic test device according to claim 1, characterized in that: The inner walls of the air inlet pipe and the air outlet pipe are fixedly connected with a baffle ring, and the interiors of the air inlet pipe and the air outlet pipe are movably connected with a baffle plate via a torsion spring.

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