CN203701029U - Deformable open-cut bend water channel device for flow and sediment experiments - Google Patents
Deformable open-cut bend water channel device for flow and sediment experiments Download PDFInfo
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- CN203701029U CN203701029U CN201320882562.4U CN201320882562U CN203701029U CN 203701029 U CN203701029 U CN 203701029U CN 201320882562 U CN201320882562 U CN 201320882562U CN 203701029 U CN203701029 U CN 203701029U
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Abstract
The utility model discloses a deformable open-cut bend water channel device for flow and sediment experiments. A bend water channel is arranged in an experimental pool in the length direction, a water channel inlet is formed at one end of the bend water channel, while a water channel outlet is formed at the other end of the bend water channel, sediment is arranged in the bend water channel, one side, located at the water channel inlet, of the experimental pool is connected with one end of a water delivery pipeline, a water outlet is formed at one side, located at the water channel outlet, of the experimental pool, a water storage tank is arranged under the water outlet, a desilting basin and a water pump are arranged in the water storage tank, the upper port of the desilting basin is lower than the upper port of the water storage tank, the drainage end of the water pump is connected with the other end of the water delivery pipeline, two rotary adjustment mechanisms with the same structure are arranged at the bottom at one side of the experimental pool, respectively, and two height adjusting mechanisms with the same structure are arranged at the bottom at the other side of the experimental pool, respectively. The deformable open-cut bend water channel device has the advantages that the shape of the bend can be changed very simply and conveniently, optional adjustment of parameters such as water channel width and curvature is realized, and experimental conditions of the water and sediment problems of the bend are greatly improved.
Description
Technical field
The utility model relates to a kind of water tank device.Particularly relate to a kind of deformable open channel bend water tank device for water flow mud-sand experiment.
Background technology
At present, physical experiments based on indoor water tank is widely used in hydraulic engineering research field, researcher is by measuring flow rate of water flow, the Sedimentation characteristic of indoor water tank model, can analyze quantitatively the rule of current and sediment movement in actual river.Meandering flow is the most common fluvial morphology of occurring in nature, and its river course is connected to form by multiple bends.Because the water movement in bend exists secondary circulation, the flow velocity complicated phenomenon such as heavily distribute, bend water-sediment movement is a difficult problem for river dynamics and hydrodynamics research always, relevant mechanism research is still being carried out at present in a large number, and the Main Means of research is indoor water tank model testing.
Indoor model tank is the main experimental platform of above-mentioned related physical model testing, and in view of it, to water, husky test has important support effect, continues to bring out in recent years for design, the improvement of experimental tank.For example, patent of invention " a kind of open channel bend flume testing device " (application number: 201110307175.3) proposed a kind of open channel bend tank being formed by jacking system, girder, support frame, glass film plates and side wall glass, realized the continuous adjusting to the tank gradient.Patent of invention " for the bidirectional experimental water tank of hydraulics and sediment dynamics " (application number: 200910062237.1) by being provided with to axial flow pump etc., the two-way flow of the current of effectively realizing.Utility model " the guide tracked varible slope flume experimental rig of hydraulic lifting " (application number: while 201220050247.0) having proposed one for heavy grade scouring experiment, steadily accurately control the tank design scheme of the tank gradient.It is large that utility model " flume experiment device " (application number: 201220132897.X) is crossed volume for existing experimental trough, and the problem of Operation and Maintenance inconvenience has designed a kind of novel water tank structure that is provided with movable plexiglass base plate.These inventions and design have effectively improved functional performance and the effect of traditional experiment tank, have promoted the progress of the husky Study on Problems of water.
But due to bend water-sediment movement the complex nature of the problem, we need to carry out more, more systematically flume test research.In hydraulic engineering, bend water-sediment movement characteristic is subject to directly the affecting of bend form (comprising bend width, the depth of water, flexibility etc.), because bend tank making processing exists certain difficulty, most of correlative study is only for a certain specific bend form, and the research conclusion therefore drawing is inadequate system often.In order to obtain systematic research achievement, need to make a large amount of difform bend tank models, carry out the inferior test of a large amount of groups, this has brought severe challenge to modelling and processing.On the other hand, utilize the bend tank model of the material making such as organic glass after test, generally can not reuse the bend of another shape, cause a large amount of wastes of material.
Summary of the invention
Technical problem to be solved in the utility model is that a kind of a kind of deformable open channel bend water tank device for water flow mud-sand experiment that can change very easily bend form is provided.
The technical scheme that the utility model adopts is: a kind of deformable open channel bend water tank device for water flow mud-sand experiment, comprise experiment pond, it is characterized in that, in described experiment pond, be provided with along its length the transparent organic glass soft board formation bend tank that employing can be out of shape, one end of described bend tank is formed with the tank entrance being communicated with described experiment pond, the other end of described bend tank is formed with the tank outlet being communicated with described experiment pond, in bend tank, be provided with silt, wherein, described experiment pond is positioned at the one end that is connected with aqueduct on a side of tank entrance, described experiment pond is positioned at corresponding with the tank outlet delivery port that is formed with on a side of tank outlet, below described delivery port, be provided with storage tank, in described storage tank, be respectively arranged with sand trap and water pump, wherein, the corresponding setting of delivery port in the upper port of described sand trap and described experiment pond, and the upper port of described sand trap is lower than the upper port of described storage tank, the discharge ends of described water pump connects the other end that is inserted into the aqueduct in storage tank, the side that described experiment pond is positioned at delivery port supports on the ground by the symmetrical identical rotation regulating mechanism of two groups of structures arranging in bottom respectively, described experiment pond is supported on the ground by the identical height adjustment mechanism of two groups of structures of the setting in bottom symmetry respectively away from a side of delivery port.
Described bend tank is that the distortion sucker being made up of soft material that can be out of shape by being positioned at bottom is fixed on the bottom surface in described experiment pond.
The length of described distortion sucker is identical with described bend tank length, include and form bend bottom of gullet and be arranged on the water collecting part on the inner bottom surface of experiment pond, symmetrical be integrally formed in water collecting part both sides be respectively used to insert and two of fixing bend tank adopt two slots of the limit wall that transparent organic glass soft boards form, and symmetrical be integrally formed in described two slots outside and be connected to two air bags for adsorbing mutually with the inner bottom surface in described experiment pond on the inner bottom surface in experiment pond.
On two described air bags, be respectively provided with respectively an evacuating valve, each evacuating valve respectively connects an aspiration pump by the flexible pipe of bleeding, and two aspiration pumps are separately positioned on the bottom surface in experiment pond.
Described height adjustment mechanism includes the support fixing on the ground, be arranged on being hinged and connecting and composing the adjusting bracket of parallelogram by four articulated elementss respectively by 4 isometric adjusting rods on described support, wherein, the articulated elements of described adjusting bracket upper end is fixedly connected with the bottom in described experiment pond, the articulated elements of described adjusting bracket lower end is fixedly connected on described support, the articulated elements at described two ends, adjusting bracket left and right is connected by a screw rod, and one end of described screw rod is provided with regulating handle.
Described rotation regulating mechanism includes the support fixing on the ground, two one end are separately fixed at the lower connecting rod on described support, two one end are separately fixed at the upper connecting rod of described experiment basin bottom, and the other end of the other end of two described lower connecting rods and two described upper connecting rods is hinged and is connected by a rotation articulated elements.
Described experiment pond adopts transparent organic glass or glass to make.
A kind of deformable open channel bend water tank device for water flow mud-sand experiment of the present utility model, can change bend form very easily, realizes tank width, the isoparametric any adjustment of flexibility, greatly improves the experiment condition of the husky problem of bend water.There is following beneficial effect:
1. can realize any variation of bend tank shape, comprise width, the isoparametric continuous setup of flexibility, therefore can be used in the system physical test research of the husky test of bend water;
2. the adjustment mode of bend shape is convenient, fast, can greatly improve the research progress of the husky test of bend water;
3. the bottom of bend tank and sidewall all adopt transparent material, facilitate the application of the advanced flow measurement instruments such as particle image speed-measuring system (PIV);
4. all cast materials are reusable, and the adjustment of tank shape does not bring any waste of material.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the section structure schematic diagram of Fig. 1;
Fig. 4 is the structural representation that in the utility model, fixing sucking disk is combined with bend tank;
Fig. 5 is the structural representation of height adjustment mechanism in the utility model;
Fig. 6 is the structural representation of rotation regulating mechanism in the utility model.
In figure
1: experiment pond 2: height adjustment mechanism
3: rotation regulating mechanism 4: ground
5: bend tank 6: tank entrance
7: tank outlet 8: aqueduct
9: delivery port 10: storage tank
11: sand trap 12: water pump
13: fixing sucking disk 14: aspiration pump
15: silt
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, a kind of deformable open channel bend water tank device for water flow mud-sand experiment of the present utility model is described in detail.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of deformable open channel bend water tank device for water flow mud-sand experiment of the present utility model, comprise experiment pond 1, the limit wall in experiment pond 1 and bottom surface can adopt transparent organic glass or have some strength and the making of the simple glass of thickness, its surface must have enough smoothness, so that above the Acetabula device described in making below can effectively be adsorbed on, experiment pond size should meet deformable tank maximum distortion area requirement.In described experiment pond 1, be provided with along its length transparent organic glass soft board that employing can be out of shape and form that to have bend tank 5, described bend tank 5 be that the distortion sucker 13 being made up of soft rubber that can be out of shape by being positioned at bottom is fixed on the bottom surface in described experiment pond 1.One end of described bend tank 5 is formed with the tank entrance 6 being communicated with described experiment pond 1, and the other end of described bend tank 5 is formed with the tank outlet 7 being communicated with described experiment pond 1, is provided with silt 15 in bend tank 5.Wherein, described experiment pond 1 is positioned at the one end that is connected with aqueduct 8 on a side of tank entrance 6, described experiment pond 1 is positioned on a side of tank outlet 7 with tank and exports the 7 corresponding delivery ports 9 that are formed with, described delivery port 9 is provided with storage tank 10 below, in described storage tank 10, be respectively arranged with sand trap 11 and water pump 12, wherein, the corresponding setting of delivery port 9 in the upper port of described sand trap 11 and described experiment pond 1, and the upper port of described sand trap 11 is lower than the upper port of described storage tank 10, the discharge ends of described water pump 8 connects the other end that is inserted into the aqueduct 8 in storage tank 10, the side that described experiment pond 1 is positioned at delivery port 9 is supported on ground 4 by the identical rotation regulating mechanism 3 of two groups of structures that is symmetricly set on bottom respectively, described experiment pond 1 is supported on ground 4 by the identical height adjustment mechanism 2 of two groups of structures that is symmetricly set on bottom respectively away from a side of delivery port 9.By height adjustment mechanism 2 and rotation regulating mechanism 3, for whole test provides an experiment porch that overall gradient is variable with bend tank 5.
As Fig. 3, shown in Fig. 4, the length of described distortion sucker 13 is identical with described bend tank 5 length, include and form bend tank 5 bottoms and be arranged on the water collecting part 131 on 1 inner bottom surface of experiment pond, symmetrical two the limit walls 52 that adopt transparent organic glass soft board to form that are respectively used to insertion and fixing bend tank 5 that are integrally formed in water collecting part 131 both sides, two slots 132 of 51, and symmetrical be integrally formed in described two slot 132 outsides and be connected to two air bags 133 for adsorbing mutually with the inner bottom surface in described experiment pond 1 on the inner bottom surface in experiment pond 1.On two described air bags 133, be respectively provided with respectively an evacuating valve 134, each evacuating valve 134 is respectively connected 14, two aspiration pumps 14 of an aspiration pump and is separately positioned on the bottom surface of experiment in pond 1 by the flexible pipe 135 of bleeding.Described distortion sucker 13 can slide under larger external force promotes on smooth 1 bottom surface, experiment pond, to realize the distortion of bend tank 5.
As shown in Figure 5, described height adjustment mechanism 2 includes the support 21 being fixed on ground 4, be arranged on described support 21 by 4 isometric adjusting rods 22 respectively by four articulated elementss 23, 24, 25, 26 are hinged connects and composes the adjusting bracket 29 of parallelogram, wherein, the articulated elements 24 of described adjusting bracket 29 upper ends is fixedly connected with the bottom in described experiment pond 1, the articulated elements 23 of described adjusting bracket 29 lower ends is fixedly connected on described support 21, the articulated elements 25 at described adjusting bracket 29 two ends, left and right, 26 are connected by a screw rod 27, one end of described screw rod 27 is provided with regulating handle 28.
As shown in Figure 6, described rotation regulating mechanism 3 includes the support 31 being fixed on ground 4, two one end are separately fixed at the lower connecting rod 32 on described support 31, two one end are separately fixed at the upper connecting rod 33 of 1 bottom, described experiment pond, and the other end of the other end of two described lower connecting rods 32 and two described upper connecting rods 33 is hinged and is connected by a rotation articulated elements 34.
A kind of deformable open channel bend water tank device for water flow mud-sand experiment of the present utility model, each systemic-function and consisting of:
1, pond plateform system.Be made up of experiment pond 1, height adjustment mechanism 2 and rotation regulating mechanism 3, its function is to provide an experiment porch that overall gradient is variable, in order to place deformable river course system; The gradient in experiment pond regulates by height adjustment mechanism and rotation regulating mechanism 12.
2. deformable river course system.Be made up of bend tank 5, silt 15, aspiration pump 14, the flexible pipe 135 of bleeding, evacuating valve 134 and distortion sucker 13, its function is to provide the bend experimental tank that shape can be adjusted arbitrarily.The feature of this system maximum is that bend tank is made up of the limit wall 52,51 that is out of shape sucker 13 and bend tank, distortion sucker 13 is made by materials such as rubber, coordinate aspiration pump 13, the flexible pipe 135 of bleeding, evacuating valve 134, fixing sucking disk can adsorbed close in smooth experiment tank floor, and form the sealing of water body.Under larger external force promotes, distortion sucker 13 can slowly slide on experiment 1 bottom surface, pond, to realize the distortion of tank.In order to improve absorption affinity and easy to use, distortion sucker 13 can be set to separate several cabins section.The limit wall 52,51 of bend tank adopts transparent organic glass soft board, inserts in the default slot 132 of distortion sucker 13, can be along with the mobile tank curved shape that changes of distortion sucker 13.
3, reclaimed water system.Formed by sand trap 11, storage tank 10, water pump 12, aqueduct 8, tank entrance 6, tank outlet 7, its function is to provide the self-loopa of current, wherein the effect of sand trap is to collect tank to export the silt of letting out for 7 times, affects the normal use of water pump in order to avoid enter water pump.In experimentation, the workflow of a kind of deformable open channel bend water tank device for water flow mud-sand experiment of the present utility model comprises the steps:
(1) utilize height adjustment mechanism 2, the gradient of 1 bottom surface, regulation experiment pond, makes it meet pond entirety gradient requirement;
(2) at the back side (downside) of experiment 1 bottom surface, pond, by requirement of experiment, mark bend tank Position Control point;
(3), according to the position at control point, place distortion sucker 13;
(4) open evacuating valve 134, start aspiration pump 14, air is constantly extracted out by the flexible pipe 135 of bleeding, and forms larger negative pressure in distortion sucker 13, and distortion sucker 13 adsorbed close are on 1 bottom surface, smooth experiment pond;
(5) on distortion sucker 13, insert the bend tank limit wall 52,51 of being made by transparent organic glass soft board, form the bend tank with given shape;
(6) in bend tank, lay certain thickness silt 15;
(7) start water pump 12, current flow into tank entrance 6 from storage tank 10, and the bend tank of flowing through under Action of Gravity Field, are back to storage tank 10 finally by tank outlet 7;
(8) utilize measuring apparatus to measure the water-sediment movement characteristic in bend, complete the measurement of water-sediment movement characteristic in this group time bend;
(9) current and the silt in emptying bend tank, for next one group time bend form, reenters step (1) and starts circulation, finally completes the husky experiment of all predetermined form bend water.
Claims (7)
1. the deformable open channel bend water tank device for water flow mud-sand experiment, comprise experiment pond (1), it is characterized in that, in described experiment pond (1), be provided with along its length the transparent organic glass soft board formation bend tank (5) that employing can be out of shape, one end of described bend tank (5) is formed with the tank entrance (6) being communicated with described experiment pond (1), the other end of described bend tank (5) is formed with the tank outlet (7) being communicated with described experiment pond (1), in bend tank (5), be provided with silt (15), wherein, described experiment pond (1) is positioned at the one end that is connected with aqueduct (8) on a side of tank entrance (6), described experiment pond (1) is positioned at corresponding with tank outlet (7) delivery port (9) that is formed with on a side of tank outlet (7), described delivery port (9) is provided with storage tank (10) below, in described storage tank (10), be respectively arranged with sand trap (11) and water pump (12), wherein, the corresponding setting of delivery port (9) in the upper port of described sand trap (11) and described experiment pond (1), and the upper port of described sand trap (11) is lower than the upper port of described storage tank (10), the discharge ends of described water pump (8) connects the other end that is inserted into the aqueduct (8) in storage tank (10), the side that described experiment pond (1) is positioned at delivery port (9) is supported on ground (4) by the symmetrical identical rotation regulating mechanism (3) of two groups of structures arranging in bottom respectively, described experiment pond (1) is supported on ground (4) by the identical height adjustment mechanism (2) of two groups of structures of the setting in bottom symmetry respectively away from a side of delivery port (9).
2. a kind of deformable open channel bend water tank device for water flow mud-sand experiment according to claim 1, it is characterized in that, described bend tank (5) is that the distortion sucker (13) being made up of soft material that can be out of shape by being positioned at bottom is fixed on the bottom surface in described experiment pond (1).
3. a kind of deformable open channel bend water tank device for water flow mud-sand experiment according to claim 2, it is characterized in that, the length of described distortion sucker (13) is identical with described bend tank (5) length, include and form bend tank (5) bottom and be arranged on the water collecting part (131) on the inner bottom surface of experiment pond (1), symmetrical two the limit walls (52 that adopt transparent organic glass soft board to form that are respectively used to insertion and fixing bend tank (5) that are integrally formed in water collecting part (131) both sides, 51) two slots (132), and symmetrical be integrally formed in described two slots (132) outside and be connected to two air bags (133) for adsorbing mutually with the inner bottom surface in described experiment pond (1) on the inner bottom surface in experiment pond (1).
4. a kind of deformable open channel bend water tank device for water flow mud-sand experiment according to claim 3, it is characterized in that, on described two air bags (133), be respectively provided with respectively an evacuating valve (134), each evacuating valve (134) respectively connects an aspiration pump (14) by the flexible pipe (135) of bleeding, and two aspiration pumps (14) are separately positioned on the bottom surface in experiment pond (1).
5. a kind of deformable open channel bend water tank device for water flow mud-sand experiment according to claim 1, it is characterized in that, described height adjustment mechanism (2) includes the support (21) being fixed on ground (4), be arranged on described support (21) by 4 isometric adjusting rods (22) respectively by four articulated elementss (23, 24, 25, 26) be hinged and connect and compose the adjusting bracket (29) of parallelogram, wherein, the articulated elements (24) of described adjusting bracket (29) upper end is fixedly connected with the bottom in described experiment pond (1), the articulated elements (23) of described adjusting bracket (29) lower end is fixedly connected on described support (21), the articulated elements (25 at described adjusting bracket (29) two ends, left and right, 26) be connected by a screw rod (27), one end of described screw rod (27) is provided with regulating handle (28).
6. a kind of deformable open channel bend water tank device for water flow mud-sand experiment according to claim 1, it is characterized in that, described rotation regulating mechanism (3) includes the support (31) being fixed on ground (4), two one end are separately fixed at the lower connecting rod (32) on described support (31), two one end are separately fixed at the upper connecting rod (33) of bottom, described experiment pond (1), the other end of the other end of described two lower connecting rods (32) and described two upper connecting rods (33) is hinged and is connected by a rotation articulated elements (34).
7. a kind of deformable open channel bend water tank device for water flow mud-sand experiment according to claim 1, is characterized in that, described experiment pond (1) adopts transparent organic glass or glass to make.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882562.4U CN203701029U (en) | 2013-12-26 | 2013-12-26 | Deformable open-cut bend water channel device for flow and sediment experiments |
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| CN201320882562.4U CN203701029U (en) | 2013-12-26 | 2013-12-26 | Deformable open-cut bend water channel device for flow and sediment experiments |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103711101A (en) * | 2013-12-26 | 2014-04-09 | 天津大学 | Deformable open channel curve water channel device for water flow silt experiment |
| CN104596735A (en) * | 2014-12-17 | 2015-05-06 | 河海大学 | Optimal arrangement method of bridge group |
| CN104818686A (en) * | 2015-03-20 | 2015-08-05 | 河海大学 | Reservoir dam break simulation experiment device |
| CN108277775A (en) * | 2018-01-18 | 2018-07-13 | 河海大学 | The oblique erosion and deposition inlet tank of river model test |
| CN109024465A (en) * | 2018-08-09 | 2018-12-18 | 广东水利电力职业技术学院（广东省水利电力技工学校） | Variable slope water flow movement track testing instrument with water sand separation function |
| CN115928645A (en) * | 2023-02-02 | 2023-04-07 | 华北有色工程勘察院有限公司 | Dam break experimental device for tailing pond |
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2013
- 2013-12-26 CN CN201320882562.4U patent/CN203701029U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711101A (en) * | 2013-12-26 | 2014-04-09 | 天津大学 | Deformable open channel curve water channel device for water flow silt experiment |
| CN103711101B (en) * | 2013-12-26 | 2016-02-24 | 天津大学 | A kind of deformable open channel curve water channel device for water for flow silt experiment |
| CN104596735A (en) * | 2014-12-17 | 2015-05-06 | 河海大学 | Optimal arrangement method of bridge group |
| CN104596735B (en) * | 2014-12-17 | 2017-04-12 | 河海大学 | Optimal arrangement method of bridge group |
| CN104818686A (en) * | 2015-03-20 | 2015-08-05 | 河海大学 | Reservoir dam break simulation experiment device |
| CN104818686B (en) * | 2015-03-20 | 2016-09-14 | 河海大学 | Reservoir dam break analogue experiment installation |
| CN108277775A (en) * | 2018-01-18 | 2018-07-13 | 河海大学 | The oblique erosion and deposition inlet tank of river model test |
| CN109024465A (en) * | 2018-08-09 | 2018-12-18 | 广东水利电力职业技术学院（广东省水利电力技工学校） | Variable slope water flow movement track testing instrument with water sand separation function |
| CN109024465B (en) * | 2018-08-09 | 2020-06-02 | 广东水利电力职业技术学院（广东省水利电力技工学校） | Variable slope water flow movement track tester with water-sand separation function |
| CN115928645A (en) * | 2023-02-02 | 2023-04-07 | 华北有色工程勘察院有限公司 | Dam break experimental device for tailing pond |
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