CN209597466U - A kind of rainfall simulator for geotechnical engineering test - Google Patents
A kind of rainfall simulator for geotechnical engineering test Download PDFInfo
- Publication number
- CN209597466U CN209597466U CN201920034536.3U CN201920034536U CN209597466U CN 209597466 U CN209597466 U CN 209597466U CN 201920034536 U CN201920034536 U CN 201920034536U CN 209597466 U CN209597466 U CN 209597466U
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- China
- Prior art keywords
- cabinet
- plate
- diversion pipe
- homogenizing
- leg
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Abstract
A kind of rainfall simulator for geotechnical engineering test, including cabinet, cabinet side plate are equipped with water inlet, by water inlet and are located in the box body equipped with the first homogenizing plate and the second homogenizing plate;It is equipped with overflow plate in cabinet and with the first homogenizing plate opposite side, box baseplate is equipped with water outlet, and water outlet is located between overflow plate and another side plate of cabinet, and another side plate of cabinet refers to the side plate opposite with water inlet;Box baseplate is equipped with several sluicing holes, and sluicing hole is respectively connected with diversion pipe under each sluicing hole between the second homogenizing plate and overflow plate, the first grid is equipped in diversion pipe, diversion pipe lid is installed, diversion pipe base face is the second grid, and the bottom of box is equipped with supporting leg below diversion pipe.The utility model qualitatively carries out calculating rainfall by the size of regulating liquid surface elevation, and apparatus structure is simple, and easy to operate, cost is lower, can accurately regulate and control rainfall, so that test result is more accurate.
Description
Technical field
The utility model belongs to rainfall simulator field, in particular to a kind of simulated rainfall for geotechnical engineering test
Device.
Background technique
Existing geotechnical engineering model test box can consider the factor of rainfall, such as landslide, mud-rock flow mostly, and water is as it
One of inducement or when playing a leading role, the change of geotechnical property can be led to, directly or indirectly so as to cause massif
A series of disasters such as landslide or mud-rock flow, therefore study rainfall and ground class disaster is had a very important significance, existing rank
The rainfall equipment of section mostly only considered to be improved on equipment, as passed through the track of sliding with arbitrarily can controlling rainfall
Point etc., but these factors are not all also the most important aspects of rain factor, rain factor influences more important one
Point is exactly the size of rainfall, but present rainer has more defect, such as:
1. rainer generally passes through the water of the watt level of pump still on the market for the control of water in the prior art
There is empty target situation in pump discharge, get up additionally, due to water lift height and other information summaries, existing rainfall is caused to fill
The required requirement of test can't be reached by setting the middle precision using water pump control flow, be not able to satisfy needed for experiment.
2, the rainer that therefore, geotechnical engineering model test is operated for accurate flow control and safely, conveniently instantly mentions
Go out demand, is based on this, the applicant has made intensive studies the rainer of geotechnical model case, there is this case generation then.
Utility model content
In view of technical problem present in background technique, it is provided by the utility model it is a kind of for geotechnical engineering test
Rainfall simulator, the utility model qualitatively carry out calculating rainfall by the size of regulating liquid surface elevation, and apparatus structure is simple,
Easy to operate, cost is lower, can accurately regulate and control rainfall, so that test result is more accurate.
In order to solve the above-mentioned technical problem, the utility model takes following technical solution to realize:
A kind of rainfall simulator for geotechnical engineering test, including cabinet, cabinet side plate are equipped with water inlet, into
By the mouth of a river and it is located in the box body equipped with the first homogenizing plate and the second homogenizing plate;First homogenizing plate is connect with box roof, and first
There are gaps with box baseplate for homogenizing plate;Second homogenizing plate is connect with box baseplate, and the second homogenizing plate and box roof exist
Gap;First homogenizing plate is between water inlet and the second homogenizing plate;First homogenizing plate and the inner wall of cabinet front plate and back plate are equal
Contact, the second homogenizing plate are contacted with cabinet front plate and the inner wall of back plate;
Overflow plate is equipped in cabinet and with the first homogenizing plate opposite side;Overflow plate is connect with box baseplate, and overflow plate
There are gaps with box roof;Box baseplate is equipped with water outlet, and water outlet is located between overflow plate and another side plate of cabinet, institute
It states another side plate of cabinet and refers to the side plate opposite with water inlet;Overflow plate is contacted with cabinet front plate and the inner wall of back plate;
Box baseplate is equipped with several sluicing holes, and sluicing hole is each let out between the second homogenizing plate and overflow plate
It is respectively connected with diversion pipe under the hole of water hole, the first grid is equipped in diversion pipe, diversion pipe lid, diversion pipe lid are installed below diversion pipe
Bottom surface is the second grid;
The bottom of box is equipped with supporting leg.
In preferred scheme, the diversion pipe includes the first diversion pipe and the second diversion pipe, and the second diversion pipe is led with first
It is connected through a screw thread between flow tube, the second water conservancy diversion pipe outside diameter is equal to the first water conservancy diversion bore, and the first grid is placed in the first diversion pipe
With the second diversion pipe junction.
In preferred scheme, first diversion pipe is connect with sluicing hole, is led between the second diversion pipe and diversion pipe lid
Cross threaded connection.
In preferred scheme, the supporting leg includes first leg and the second supporting leg, and first leg is hollow structure, and second
Leg socket joint is in first leg, and for first leg outer wall through there is bolt, the bolt fixes first leg and the second supporting leg;The
One supporting leg and the bottom of box, marking on the second supporting leg has.
In preferred scheme, the cabinet is made of glass.
This patent can reach it is following the utility model has the advantages that
1, the utility model is significantly reduced by setting homogenizing plate so that water flow is steadily excessive when entering in water tank
Turbulent flow is for the influence let out under rainfall flow;
2, the utility model is by setting overflow plate, convenient and accurately constant water level, so that passing through qualitative calculating rain
Amount;
3, on the first grid and the second grid, water column will disperse the water column impact in diversion pipe, thus Simulated rainwater
Form can change the shape fallen under water by rotating flow guidance pipe lid;
4, cabinet is that glass material can be with water level conditions in clear view cabinet;
5, marking on the second supporting leg has, and operator can be helped to judge the height and position of water tank bottom plate;Cause
Size for cabinet and first leg immobilizes, pass through read the second supporting leg height adjusted, so that it may calculate water tank and
The height of water tank bottom plate;
6, be connected through a screw thread between the second diversion pipe and the first diversion pipe, and by the first grid be placed in the first diversion pipe and
Second diversion pipe junction can be convenient and pick and place the first grid, and the first grid of different pore size can be needed replacing according to test;
7, the utility model qualitatively carries out calculating rainfall by the size of regulating liquid surface elevation, and apparatus structure is simple, behaviour
Facilitate, cost is lower, can accurately regulate and control rainfall, so that test result is more accurate.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples:
Fig. 1 is the utility model of the whole structure diagram;
Fig. 2 is the utility model draft tube structure figure;
Fig. 3 is the utility model diversion pipe lid structure chart, and the screw thread of water conservancy diversion cap wall has been omitted from this time.
In figure: the first homogenizing plate 1, the second homogenizing plate 2, cabinet 3, water inlet 4, supporting leg 5, first leg 501, the second supporting leg
502, overflow plate 6, the first grid 701, the second grid 702, diversion pipe 8, the first diversion pipe 801, the second diversion pipe 802, water outlet
Mouth 9, diversion pipe lid 10, sluicing hole 11.
Specific embodiment
Preferred scheme is as shown in Figure 1 to Figure 3, a kind of rainfall simulator for geotechnical engineering test, including cabinet
3,3 side plate of cabinet is equipped with water inlet 4, the side of water inlet 4 and is located in cabinet 3 and is equipped with the first homogenizing plate 1 and the second homogenizing plate
2;First homogenizing plate 1 is connect with 3 top plate of cabinet, and there are gaps with 3 bottom plate of cabinet for the first homogenizing plate 1;Second homogenizing plate 2 and case
The connection of 3 bottom plate of body, and there are gaps with 3 top plate of cabinet for the second homogenizing plate 2;First homogenizing plate 1 is located at water inlet 4 and second and flows
Between plate 2;First homogenizing plate 1 is contacted with the inner wall of 3 front and rear panels of cabinet, the second homogenizing plate 2 and 3 front and rear panels of cabinet
Inner wall contact;
Second homogenizing plate 2 is welded with 3 bottom plate of cabinet, and the first homogenizing plate 1 is welded with 3 top plate of cabinet;
Overflow plate 6 is equipped in cabinet 3 and with 1 opposite side of the first homogenizing plate;Overflow plate 6 is connect with 3 bottom plate of cabinet, and is overflow
There are gaps with 3 top plate of cabinet for flowing plate 6;3 bottom plate of cabinet is equipped with water outlet 9, and water outlet 9 is located at overflow plate 6 and cabinet 3 is another
Between side plate, another side plate of the cabinet 3 refers to the side plate opposite with water inlet 4;Overflow plate 6 and 3 front and rear panels of cabinet
Inner wall contact;
3 bottom plate of cabinet be equipped with several sluicing holes 11, sluicing hole 11 between the second homogenizing plate 2 and overflow plate 6,
It is respectively connected with diversion pipe 8 under each sluicing hole 11, the first grid 701 is equipped in diversion pipe 8, is equipped with and leads below diversion pipe 8
Flow tube lid 10,10 bottom surface of diversion pipe lid are the second grid 702;
3 bottom of cabinet is equipped with supporting leg 5, and the quantity of supporting leg 5 is four.
Preferred scheme is as shown in Fig. 2, the diversion pipe 8 includes the first diversion pipe 801 and the second diversion pipe 802, and second
It is connected through a screw thread between diversion pipe 802 and the first diversion pipe 801,802 outer diameter of the second diversion pipe is equal in the first diversion pipe 801
Diameter, the first grid 701 are placed in 802 junction of the first diversion pipe 801 and the second diversion pipe.
Preferred scheme is as shown in Figures 2 and 3, and the first diversion pipe 801 is connect with sluicing hole 11, the second diversion pipe 802
It is connected through a screw thread between diversion pipe lid 10.
Preferred scheme is as shown in Figure 1, supporting leg 5 includes first leg 501 and the second supporting leg 502, during first leg 501 is
Hollow structure, 502 socket joint of the second supporting leg is in first leg 501, and 501 outer wall of first leg is through there is a bolt, and the bolt is by the
One supporting leg 501 and the second supporting leg 502 are fixed;First leg 501 and 3 bottom of cabinet, label has quarter on the second supporting leg 502
Degree.
Preferred scheme is as shown in Figure 1, the cabinet 3 is made of glass.
The working principle of whole device is to be illustrated below:
Water inlet 4 is four points of bore, installs pvc pagoda head on water inlet 4, the pvc pagoda head can connect 16mm or
The forced-ventilated pipeline of 20mm;
First homogenizing plate 1 and 3 bottom plate of cabinet are 1cm there are gap, and there are gaps to be for the second homogenizing plate 2 and 3 top plate of cabinet
1cm, the diameter of sluicing hole 11 are 1cm, and each sluicing hole 11 is separated by 0.5cm, and 9 diameter of water outlet is 1cm;
3 floor space of cabinet is 10m2, and 6 height of overflow plate is 20cm;8 length of diversion pipe is 1cm,
Consider Practical Project operation, ignore head loss, then utilizes fundamental formularWith Q=AV, can calculate
Show that single sluicing hole 11 is Q=15.93cm3/ s, 100 sluicing holes 11 are Q=1593cm in one hour vent flow3/
s;H in formula indicates elevation of 11 bottom of sluicing hole away from liquid level;A in formula indicates the cross-sectional area of drain hole 11, because
This rainfall for being calculated one hour in the cabinet 3 of 10m2 is 57.35cm/h, and by this method, can be with backstepping knot
Fruit inquires into the height and position of cabinet 3 that is, in the case where known required rainfall, by such method can be in the hope of each
The height and position of the corresponding cabinet 3 of a rainfall, the cabinet 3 can highly be adjusted by first leg 501 and the second supporting leg 502
Section, facilitates subsequent operation and operation.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the technical solution that the protection scope of the utility model should be recorded with claim, the technical solution recorded including claim
The equivalents of middle technical characteristic are protection scope.Equivalent replacement i.e. within this range is improved, also in the utility model
Protection scope within.
Claims (5)
1. a kind of rainfall simulator for geotechnical engineering test, it is characterised in that: including cabinet (3), cabinet (3) side plate
It is equipped with water inlet (4), water inlet (4) is other and is located in cabinet (3) equipped with the first homogenizing plate (1) and the second homogenizing plate (2);The
One homogenizing plate (1) is connect with cabinet (3) top plate, and there are gaps with cabinet (3) bottom plate for the first homogenizing plate (1);Second homogenizing plate
(2) it is connect with cabinet (3) bottom plate, and there are gaps with cabinet (3) top plate for the second homogenizing plate (2);First homogenizing plate (1) be located at into
Between the mouth of a river (4) and the second homogenizing plate (2);First homogenizing plate (1) is contacted with the inner wall of cabinet (3) front and rear panels, and second
Homogenizing plate (2) is contacted with the inner wall of cabinet (3) front and rear panels;
Overflow plate (6) are equipped in cabinet (3) and with the first homogenizing plate (1) opposite side;Overflow plate (6) and cabinet (3) bottom plate connect
It connects, and there are gaps with cabinet (3) top plate for overflow plate (6);Cabinet (3) bottom plate is equipped with water outlet (9), and water outlet (9) is located at
Between overflow plate (6) and cabinet (3) another side plate, another side plate of the cabinet (3) is referred to and water inlet (4) opposite side
Plate;Overflow plate (6) is contacted with the inner wall of cabinet (3) front and rear panels;
Cabinet (3) bottom plate is equipped with several sluicing holes (11), and sluicing hole (11) is located at the second homogenizing plate (2) and overflow plate
(6) it between, is respectively connected with diversion pipe (8) under each sluicing hole (11), is equipped with the first grid (701) in diversion pipe (8), water conservancy diversion
It is equipped with diversion pipe lid (10) below pipe (8), diversion pipe lid (10) bottom surface is the second grid (702);
Cabinet (3) bottom is equipped with supporting leg (5).
2. a kind of rainfall simulator for geotechnical engineering test according to claim 1, it is characterised in that: described to lead
Flow tube (8) includes the first diversion pipe (801) and the second diversion pipe (802), the second diversion pipe (802) and the first diversion pipe (801)
Between be connected through a screw thread, the second diversion pipe (802) outer diameter is equal to the first diversion pipe (801) internal diameter, and the first grid (701) is placed in
First diversion pipe (801) and the second diversion pipe (802) junction.
3. a kind of rainfall simulator for geotechnical engineering test according to claim 1 or 2, it is characterised in that: the
One diversion pipe (801) is connect with sluicing hole (11), is connected between the second diversion pipe (802) and diversion pipe lid (10) by screw thread
It connects.
4. a kind of rainfall simulator for geotechnical engineering test according to claim 1, it is characterised in that: supporting leg
It (5) include first leg (501) and the second supporting leg (502), first leg (501) is hollow structure, the second supporting leg (502) socket joint
In the first leg (501), first leg (501) outer wall is through there is a bolt, and the bolt is by first leg (501) and second
Leg (502) is fixed;First leg (501) and cabinet (3) bottom, marking on the second supporting leg (502) has.
5. a kind of rainfall simulator for geotechnical engineering test according to claim 1, it is characterised in that: described
Cabinet (3) is made of glass.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920034536.3U CN209597466U (en) | 2019-01-09 | 2019-01-09 | A kind of rainfall simulator for geotechnical engineering test |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920034536.3U CN209597466U (en) | 2019-01-09 | 2019-01-09 | A kind of rainfall simulator for geotechnical engineering test |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209597466U true CN209597466U (en) | 2019-11-08 |
Family
ID=68400294
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920034536.3U Expired - Fee Related CN209597466U (en) | 2019-01-09 | 2019-01-09 | A kind of rainfall simulator for geotechnical engineering test |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209597466U (en) |
-
2019
- 2019-01-09 CN CN201920034536.3U patent/CN209597466U/en not_active Expired - Fee Related
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 Termination date: 20210109 |