CN206021749U - The demonstration equipment of salt wedge motion - Google Patents
The demonstration equipment of salt wedge motion Download PDFInfo
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- CN206021749U CN206021749U CN201620688967.8U CN201620688967U CN206021749U CN 206021749 U CN206021749 U CN 206021749U CN 201620688967 U CN201620688967 U CN 201620688967U CN 206021749 U CN206021749 U CN 206021749U
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- salt
- area
- transition region
- fresh water
- demonstration
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Abstract
The utility model is related to the field of salt wedge motion, disclose the demonstration equipment of salt wedge motion, demonstration area including the fresh water area for storing fresh water, the salt pool for storing salt solution and for demonstrating salt wedge motion, the both sides in the demonstration area are formed with fresh water transition region and salt solution transition region towards external expansion;The fresh water area is connected with the fresh water transition region by first passage, and the salt pool is connected with the salt solution transition region by second channel, is inserted with the first flashboard that the cut-off demonstration area is connected with salt solution transition region between the salt solution transition region and demonstration area.Compared with prior art, the utility model is by fresh water area, salt pool and demonstration area through channel connection, during experimental demonstration, take out out the first flashboard, making salt solution be flowed into demonstration area, salt wedge motion being researched and analysed with the mixing situation of fresh water by observing salt solution in demonstration area, this demonstration equipment not only can intactly demonstrate the process of salt wedge motion, and equipment volume is less, very portable.
Description
Technical field
The utility model is related to the field of salt wedge motion, especially the demonstration equipment of salt wedge motion.
Background technology
In Hekou District, the fresh water that comes from upstream is leaked into marine by Hekou District, and contains the seawater of certain salinity then with tide
Trace back, then just there occurs mixing and the salt water encroachment problem of salt solution and fresh water.When in river course the runoff oncoming force is relatively strong tidal potential
When power is weaker, fresh water occupy upper strata because force density is less and releases to marine, and the larger salt solution of force density is located at bottom simultaneously
Trace back with tide and form salt wedge.
Salt wedge place of arrival not only directly affects the water intaking and draining of two sides city and industrial or agricultural, but also can affect
The water quality of layer fresh water.Therefore, based on laboratory test and the data of prototype observation, research salt wedge length, form interface stable and
Mixing is significant.
In prior art, the equipment volume for studying salt wedge motion is huge, and complex structure is not very portable, and needs sometimes
Will in the wild field survey could statistics, be unfavorable for the demonstration of classroom instruction, be also unfavorable for laboratory research.
Utility model content
The purpose of this utility model is the demonstration equipment for providing salt wedge motion, it is intended to solve to study salt in prior art
The equipment of water wedge motion is inconvenient to the problem for carrying.
The utility model is achieved in that the demonstration equipment of salt wedge motion, including storing fresh water area, the storage of fresh water
The salt pool of salt solution and the demonstration area for demonstrating salt wedge motion, the both sides in the demonstration area are formed with fresh water towards external expansion
Transition region and salt solution transition region;The fresh water area is connected with the fresh water transition region by first passage, and the salt pool leads to
Cross second channel to connect with the salt solution transition region, between the salt solution transition region and demonstration area, be inserted with the cut-off demonstration area
The first flashboard connected with salt solution transition region.
Further, the first energy dissipating filter is provided between the fresh water transition region and the demonstration area.
Further, the second energy dissipating filter, second energy dissipating are provided between the salt solution transition region and the demonstration area
Filter is arranged parallel with first flashboard.
Further, along the salt solution transition region to the bearing of trend for demonstrating area, the second energy dissipating filter is arranged in institute
State the front of the first flashboard.
Further, in the salt solution transition region, activity is inserted with and is arranged side by side and adjustable-height with first flashboard
The second flashboard, first flashboard and the second flashboard be located at the both sides of the second channel respectively, and second flashboard is by institute
State salt solution transition region and be divided into salt solution transition storage area and overflow area, the second channel connects the salt solution transition storage
Area.
Further, the overflow area is connected with third channel, the third channel be connected with the fresh water in salt solution and
The detached filter salt device of salt, is connected by product water channel between the filter salt device and the fresh water area, the filter salt device with
The salt pool is by filtering salt passage connection.
Further, the product water channel is built in the filter salt passage.
Further, isolated by division board between the fresh water area and the salt pool, the product water channel is located in
In the division board.
Further, the fresh water transition region and salt solution transition region are distributed in the both sides in the demonstration area, and described light
Water transition region, demonstration area and salt solution transition region are linearly arranged.
Further, the first passage is respectively perpendicular to the fresh water area and fresh water transition region arrangement, and described the
Two passages are respectively perpendicular to the salt pool and salt solution transition region arrangement.
Compared with prior art, the utility model provide salt wedge motion demonstration equipment, by fresh water area, salt pool with
And the fresh water transition region that formed towards external expansion of both sides and salt solution transition region in demonstration area, through channel connection, fresh water is through first passage
Enter fresh water transition region and then reach demonstration area, salt solution enters salt solution transition region through second channel, during experimental demonstration, takes out out cut-off
The first flashboard that demonstration area is connected with salt solution transition region, makes the salt solution of salt solution transition region be flowed into demonstration area, by observing salt solution
Salt wedge motion is researched and analysed with the mixing situation of fresh water in demonstration area, this demonstration equipment not only intactly can be demonstrated
The process of salt wedge motion, and equipment volume is less, very portable.
Description of the drawings
The schematic diagram of the demonstration equipment of the salt wedge motion that Fig. 1 is provided for the utility model.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only in order to explaining
The utility model, is not used to limit the utility model.
Realize being described in detail to of the present utility model below in conjunction with specific embodiment.
With reference to shown in Fig. 1, for the preferred embodiment that the utility model is provided.
The demonstration equipment of the salt wedge motion that the present embodiment is provided, is mainly used in class demonstration, and certainly, which is not with
Class demonstration is shall be limited only to, laboratory research etc. can also be used in.
The demonstration equipment of the salt wedge motion that the utility model is provided, including storing fresh water area 12, the storage salt solution of fresh water
Salt pool 13 and for demonstrate salt wedge motion demonstration area 11, demonstrate area 11 both sides be formed with fresh water mistake towards external expansion
Cross area and salt solution transition region;Fresh water area 12 is connected with fresh water transition region by first passage 121, and salt pool 13 is logical by second
Road 131 is connected with salt solution transition region, is inserted with cut-off demonstration area 11 and salt solution transition region between salt solution transition region and demonstration area 11
First flashboard 141 of connection.
The fresh water in fresh water area 12 enters into fresh water transition region through first passage 121, then enters into demonstration from fresh water transition region
Area 11, the salt solution in salt pool 13 flow into salt solution transition region through second channel 131, due between salt solution transition region and demonstration area 11
The first flashboard 141 is provided with, connection of first flashboard 141 by salt solution transition region with demonstration area 11 separates, so salt solution is with regard to accumulation
In salt solution transition region.During demonstration, developer can be added in salt pool 13, facilitate look at salt solution and demonstrating in area 11
Mixing and intrusion situation.
Carry out salt wedge motion lecture experiment when, take out open be interposed between salt solution transition region and demonstration area 11 between the first flashboard
141, the salt solution in salt solution transition region will be entered in demonstration area 11 without obstruction, in demonstration area 11 and mixing of fresh water,
Salt wedge motion process is researched and analysed by observing mixing situation of the salt solution in fresh water, this demonstration equipment not only can be with complete
The process of site preparation demonstration salt wedge motion, and volume is less, very portable, be conducive to class demonstration.
In the present embodiment, the both sides for demonstrating area 11 are formed with fresh water transition region and salt solution transition region, fresh water towards external expansion
Transition region and salt solution transition region are distributed in the both sides in demonstration area 11, and, fresh water transition region, demonstration area 11 and salt solution transition
Linearly arrange that the fresh water transition region of linearly arrangement, demonstration area 11 and salt solution transition region can truly simulate river in area
Salt wedge motion on mouth, because in Hekou District, the fresh water that comes from upstream is leaked into marine by Hekou District, and contains certain salinity
Seawater then trace back with tide, then just occur in that salt wedge motion phenomenon.
First passage 121 is respectively perpendicular to fresh water area 12 and fresh water transition region arrangement, second channel 131 is respectively perpendicular to
Salt pool 13 and salt solution transition region arrangement, relative to horizontal arrangement, such structure arrangement is more beneficial for saving demonstration equipment
Shared space;And, the fresh water area 12 of vertical configuration arrangement is connected with fresh water transition region, and salt pool 13 is connected with salt solution transition region
Logical, when fresh water or salt solution enter transition region along vertical passage, current are very big in the impulse force of vertical direction, and demonstrate salt solution
Wedge is moved, and current need the gentle mixing situation for entering and demonstrating that salt solution and fresh water could preferably be simulated by area 11, so, hang down
Straight enter transition region current very big in the impulse force of vertical direction, relative, impulse force very little in the horizontal direction, so enter drill
Show the impulsive force very little in area 11, so can preferably carry out lecture experiment.
As the flowing of current can produce certain impulse force, and impulse force is excessive will affect to demonstrate fresh water and salt solution in area 11
Mixing velocity so that salt wedge motion produce error, so as to affect salt wedge move experimental result, therefore, in fresh water mistake
Cross and be provided with the first energy dissipating filter 111 between area and demonstration area 11, fresh water first pass through before entering demonstration area 11 first energy dissipating every
Net 111 carries out energy dissipating so that area 11 is demonstrated in entrance that can be gentle through the fresh water of energy dissipating.
The second energy dissipating filter 112 is provided between salt solution transition region and demonstration area 11, the second entrance of energy dissipating filter 112 pairs is drilled
Show that the salt solution in area 11 carries out energy dissipating process, by 141 parallel arrangement of the second energy dissipating filter 112 and the first flashboard so that the first flashboard
After 141 take out out, the second energy dissipating dividing plate 112 can fully achieve the salt solution energy dissipating to entering demonstration area.
Due to taking out out the moment of the first flashboard 141, salt solution can quickly pour into demonstration area 11 due to losing suddenly obstruction, now
Salt impact of water very big, in order to reduce test error, along salt solution transition region to demonstrate area 11 bearing of trend, in the first flashboard
The second energy dissipating filter 112 is arranged in 141 front, and after the first flashboard 141 is taken out out, salt solution is provided with before flowing into demonstration area 11
Second energy dissipating filter 112, allows salt solution to enter back into demonstration area 11 after first passing through 112 energy dissipating of the second energy dissipating filter.
In salt solution transition region, activity is inserted with the second flashboard 142 being arranged side by side with the first flashboard 141, the second flashboard
142 is height-adjustable movable flashboard, and the first flashboard 141 and the second flashboard 142 are located at the both sides of second channel 131 respectively,
And be to be arranged side by side, by the second flashboard 142 for arranging, salt solution transition region is divided into salt solution transition storage area 14 and overflow area
15, salt solution transition storage area 14 is connected with second channel 131, and salt solution enters salt solution transition storage area 14 through second channel 131.
Specifically, before the first flashboard 141 is not taken out out, if the salt hypervolia of salt solution transition storage area 14, Huo Zheshi
The amount for needing to reduce salt wedge motion salt solution is tested, by reducing the height of the second flashboard 142 so that salt solution transition storage area 14
Along the upper along overflowing of the second flashboard 142, the salt solution of spilling enters overflow area 15 to salt solution;After the first flashboard 141 is taken out out, salt solution
The salt solution of transition storage area 14 is communicated with demonstration area 11, at this moment, it is also possible to by adjust the second flashboard 142 highly controlling to drill
Show the amount of fresh water and salt solution mixing in area 11.
Overflow area 15 is connected with third channel 151, and third channel 151 is connected with filter salt device 152, and filter salt device 152 is used
In the fresh water in salt solution and salt is separated, connected by product water channel 154 between filter salt device 152 and fresh water area 12, filter salt dress
Put 152 to connect by filtering salt passage 153 with salt pool 13, the salt solution of overflow area 15 enters filter salt device by third channel 151
152, through filtering the process of salt device 152 after, fresh water and salt solution are separated from each other, and respectively enter product water channel 154 and filter salt
In passage 153, by 154 Liu Jin fresh water area 12 of product water channel, salt solution enters salt pool 13 through filtering salt passage 153 to fresh water, so as to
The recovery of fresh water and salt solution is realized, can be recycled.
Product water channel 154 is built in filter salt passage 153 space that can effectively save pipe arrangement.
Isolated by division board 132 between fresh water area 12 and salt pool 13, by division board 132 by fresh water area 12 and salt
Pool 13 separates, and the product water channel 154 for filtering salt device 152 is located in division board 132, as current flow meeting in the duct
The vibrations of pipeline are driven, pipeline are located in division board 132, on the one hand can fix product water channel 154, reduce vibrations,
On the other hand arrangement of the pipeline between fresh water area 12 and salt pool 13, save space can also be reduced.
In the present embodiment, in first passage 121, second channel 131 and third channel 151, impeller 16 is both provided with,
By the impeller 16 in first passage 121, the fresh water in fresh water area 12 is pushed to fresh water transition region;By second channel 131
The salt solution in salt pool 13 is pushed to salt solution transition region by interior impeller 16;By the impeller 16 in third channel 151, will
The salt solution or saline mixture of overflow area 15 is pushed in filter salt device 152.
Preferred embodiment of the present utility model is the foregoing is only, not in order to limit the utility model, all at this
Any modification, equivalent and improvement that is made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. salt wedge motion demonstration equipment, it is characterised in that including store fresh water fresh water area, storage salt solution salt pool with
And for demonstrating the demonstration area of salt wedge motion, the both sides in the demonstration area are formed with fresh water transition region and salt solution towards external expansion
Transition region;The fresh water area is connected with the fresh water transition region by first passage, and the salt pool is by second channel and institute
The connection of salt solution transition region is stated, and the cut-off demonstration area is inserted between the salt solution transition region and demonstration area and is connected with salt solution transition region
The first logical flashboard.
2. the demonstration equipment that salt wedge as claimed in claim 1 is moved, it is characterised in that the fresh water transition region is drilled with described
Show.
3. the demonstration equipment that salt wedge as claimed in claim 1 is moved, it is characterised in that the salt solution transition region is drilled with described
Show, the second energy dissipating filter is arranged parallel with first flashboard.
4. the demonstration equipment that salt wedge as claimed in claim 3 is moved, it is characterised in that along the salt solution transition region to demonstration
The bearing of trend in area, the second energy dissipating filter are arranged in the front of first flashboard.
5. the demonstration equipment that the salt wedge as described in any one of Claims 1-4 is moved, it is characterised in that the salt solution transition
In area, activity is inserted with, first flashboard and second
Flashboard is located at the both sides of the second channel respectively, and the salt solution transition region is divided into salt solution transition storage by second flashboard
Area and overflow area, the second channel connect the salt solution transition storage area.
6. the demonstration equipment that salt wedge as claimed in claim 5 is moved, it is characterised in that the overflow area is connected with threeway
Road, the third channel are connected with detached for the fresh water and salt in salt solution filter salt device, the filter salt device and the fresh water
Connected by product water channel between area, the filter salt device is connected by filtering salt passage with the salt pool.
7. the demonstration equipment that salt wedge as claimed in claim 6 is moved, it is characterised in that the product water channel is built in described
In filter salt passage.
8. the demonstration equipment that salt wedge as claimed in claim 7 is moved, it is characterised in that the fresh water area and the salt pool
Between isolated by division board, the product water channel is located in the division board.
9. the demonstration equipment that salt wedge as claimed in claim 1 is moved, it is characterised in that the fresh water transition region and salt solution
Transition region is distributed in the both sides in the demonstration area, and the fresh water transition region, demonstration area and the linearly cloth of salt solution transition region
Put.
10. the demonstration equipment that salt wedge as claimed in claim 9 is moved, it is characterised in that the first passage is respectively perpendicular
Arrange that the second channel is respectively perpendicular to the salt pool and the salt solution mistake in the fresh water area and the fresh water transition region
Cross area's arrangement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620688967.8U CN206021749U (en) | 2016-06-30 | 2016-06-30 | The demonstration equipment of salt wedge motion |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620688967.8U CN206021749U (en) | 2016-06-30 | 2016-06-30 | The demonstration equipment of salt wedge motion |
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Publication Number | Publication Date |
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CN206021749U true CN206021749U (en) | 2017-03-15 |
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ID=58243169
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CN201620688967.8U Expired - Fee Related CN206021749U (en) | 2016-06-30 | 2016-06-30 | The demonstration equipment of salt wedge motion |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106228885A (en) * | 2016-06-30 | 2016-12-14 | 珠江水利委员会珠江水利科学研究院 | The demonstration equipment of salt wedge motion |
-
2016
- 2016-06-30 CN CN201620688967.8U patent/CN206021749U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106228885A (en) * | 2016-06-30 | 2016-12-14 | 珠江水利委员会珠江水利科学研究院 | The demonstration equipment of salt wedge motion |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20170630 |
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CF01 | Termination of patent right due to non-payment of annual fee |