CN204085840U - Fluid-flow analogy device in tunnel water bursting factor model test - Google Patents
Fluid-flow analogy device in tunnel water bursting factor model test Download PDFInfo
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- CN204085840U CN204085840U CN201420439358.XU CN201420439358U CN204085840U CN 204085840 U CN204085840 U CN 204085840U CN 201420439358 U CN201420439358 U CN 201420439358U CN 204085840 U CN204085840 U CN 204085840U
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- component
- tunnels mimic
- tunnel
- fluid
- pipes
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Abstract
The utility model discloses fluid-flow analogy device in a kind of tunnel water bursting factor model test, comprise two tunnels mimic pipes be parallel to each other, and two tunnels mimic pipes are connected by a horizontal hole simulative tube, all sliding body is connected with bottom tunnels mimic pipe and horizontal hole simulative tube, described sliding body is placed in rail groove, and sliding body is free to slide in rail groove; In described two tunnels mimic pipes, be equipped with three-core plectane, make at described three-core plectane place fluid flow in tunnels mimic pipe according to the hydraulic pressure set and speed, the flowing law of observation fluid in two tunnels mimic pipes and horizontal hole simulative tube; And by being provided with the position of the component of three-core plectane in adjustment tunnels mimic pipe, the different distance between simulation tunnel face and horizontal hole; By adjusting the position of the component A being provided with three-core plectane in two tunnels mimic pipes, simulate the diverse location relation between two tunnel tunnel faces.
Description
Technical field
The utility model relates to fluid-flow analogy device in a kind of tunnel water bursting factor model test.
Background technology
Tunnel relates to traffic engineering (railway, vcehicular tunnel), Hydraulic and Hydro-Power Engineering (water tunnel, underground power house) etc. important engineering field, become the important component part that national major infrastructure project is built gradually, and along with the planning of country's strategic development in science and technology such as " 12 ", the center of gravity of key project construction shifts to the extreme complicated western mountainous areas of topographic and geologic and karst area just gradually, by a collection of for appearance, there is " great burying, long hole line, heavily stressed, strong karst, high hydraulic pressure " etc. the high risky tunnel engineering of distinguishing feature, the geological disaster risk such as serious water bursting factor are faced with in construction process.Deep tunnel water bursting factor disaster often has the features such as sudden, large discharge, high hydraulic pressure, and disaster, once occur, is gently then flooded tunnel, construction is interrupted, heavy then cause great casualties and economic loss, and even some engineering is forced to suspend or relocate.Grasp the flowing law of the fluid such as water, mud in tunnel when water bursting factor disaster occurs accurately, effectively bootstrap technique personal security can withdraw disaster field fast.But for the flowing law of fluid in tunnel, Chinese scholars adopts the finite element analysis softwares such as ANSYS to carry out numerical simulation analysis usually, and in model investigation, still belong to blank.
Utility model content
The purpose of this utility model is the deficiency for overcoming above-mentioned technology, the fluid-flow analogy apparatus and method that a kind of structure is simple, easy and simple to handle, have visuality are provided, by obtaining the information of flow such as flow velocity, hydraulic pressure data, the flowing law of accurate grasp fluid in tunnel, thus formulate scientific and reasonable disaster escape route, the safe escape of effective bootstrap technique personnel.
For achieving the above object, the utility model adopts following technical proposals:
Fluid-flow analogy device in tunnel water bursting factor model test, comprise two tunnels mimic pipes be parallel to each other, and two tunnels mimic pipes are connected by a horizontal hole simulative tube, all sliding body is connected with bottom tunnels mimic pipe and horizontal hole simulative tube, described sliding body is placed in rail groove, and sliding body is free to slide in rail groove; In described two tunnels mimic pipes, be equipped with three-core plectane, make at described three-core plectane place fluid flow in tunnels mimic pipe according to the hydraulic pressure set and speed; And by being provided with the position of the component of three-core plectane in adjustment tunnels mimic pipe, the different distance between simulation tunnel face and horizontal hole; By adjusting the member position being provided with three-core plectane in two tunnels mimic pipes, simulate the diverse location relation between two tunnel tunnel faces.
Be fixed on a rigidity plate bottom described rail groove, described rigidity plate by latch and six supporting legs hinged, be fixed on bottom supporting leg on circular flat board support.
Described sliding body is the sliding body of falling convex shape.
Described rail groove is the concave shape cooperatively interacted with sliding body.
Two described tunnels mimic pipes are respectively by least two components
awith a component
bcomposition, component
awith component
abetween, component A and component
bbetween connected together by screw bolt and nut;
Described component A is an arched member, and is equipped with circle joint face upwards on former and later two arcwall faces of arched member, is provided with threaded hole at described joint face;
Described component B is an arched member, and the arcwall face of the front end of described arched member axial vane surface is provided with circle joint face upwards, is provided with threaded hole at described joint face; Be provided with a hole be connected with horizontal hole simulative tube at arched member sagittal plane, and be also provided with a circle joint face in the position of radial face, be provided with threaded hole at described joint face.
In described each tunnels mimic pipe, wherein there is a component
ain be provided with a three-core plectane.
Described three-core plectane is consistent with tunnels mimic pipe inner shape, is to be formed by connecting by the circular arc that three sections of radiuses are different is tangent.
Described horizontal hole simulative tube is by least two removable components
ccomposition, component
cbetween connected together by screw bolt and nut;
Described component C is an arched member, and is equipped with circle joint face upwards on former and later two arcwall faces of arched member, is provided with threaded hole at described joint face.
Two described tunnels mimic pipes and the inside surface of horizontal hole simulative tube carry out frosted process, to increase the friction force of fluid and pipe internal surface.
Two described tunnels mimic pipes and horizontal hole simulative tube material therefor are high-strength transparence resin, have good visuality.
Described rigidity plate is parallel with the axis place plane of two tunnels mimic pipes.
Described rigidity plate has three rail grooves, track has seven sliding bodies.
Described rigidity plate and supporting leg hinged, free to rotate, supporting leg is provided with three latches.
Application said apparatus realizes the analogy method of fluid flowing in tunnel water bursting factor model test, comprises the following steps:
A. the supporting leg be fixed on circular flat board support is placed in same level, determines the position of latch on supporting leg, and by latch, rigidity plate is hinged on supporting leg;
B. component needed for the simulative tube of horizontal hole is determined according to the spacing of two tunnels mimic pipes
cquantity, uses bolt
band nut
bby each component
cconnect together, and the horizontal hole simulative tube after connecting is placed in concave shape rail groove by the sliding body of falling convex shape;
C. according to tunnels mimic pipe
adistance between middle three-core plectane and horizontal hole simulative tube, adjustment is provided with the component of three-core plectane
aposition, use bolt
aand nut
aby each component
awith
bconnect together;
D. according to tunnels mimic pipe
bthree-core plectane and tunnels mimic pipe
athree-core plectane between position relationship, adjustment tunnels mimic pipe
bin be provided with the component of three-core plectane
aposition, and use bolt
aand nut
aby tunnels mimic pipe
beach component
awith
bconnect together;
E. be placed in concave shape rail groove by two tunnels mimic pipes after connecting by the sliding body of falling convex shape, slide the sliding body of falling convex shape, make two tunnels mimic pipes and horizontal hole simulative tube close, use bolt
band nut
bthree is connected together;
F. make fluid from tunnels mimic pipe according to testing requirements
ain three-core plectane place flow into tunnels mimic pipe by setting hydraulic pressure or speed
ain, the flowing law of observation fluid in two tunnels mimic pipes and horizontal hole simulative tube, until fluid flowing reaches steady state (SS), completes the test of this group;
G. the fluid in peace and quiet two tunnels mimic pipes and horizontal hole simulative tube, the requirement of pressing battery of tests repeats step
a-F, until all short core flow simulation test terminate.
Under the utility model device is applicable to simulate multiple combination condition, the flowing law of fluid in tunnel is simulated, easy and simple to handle, can complete and organize simulation test more, and have visuality in the short time.
The utility model device carrys out the different gradient of simulation tunnel by the position of latch on adjustment supporting leg.
The utility model device is by the component of adjustment horizontal hole simulative tube
cquantity, simulates the different distance between two tunnels.
Three-core plectane in the utility model device is used for simulation tunnel face: 1. by adjustment tunnels mimic pipe
ain be provided with the component of three-core plectane
aposition, the different distance between simulation tunnel face and horizontal hole; 2. by being provided with the component of three-core plectane in adjustment two tunnels mimic pipes
aposition, simulate the diverse location relation between two tunnel tunnel faces.
The utility model have studied fluid flowing law analogy method in tunnel water bursting factor model test, solves method for numerical simulation professional knowledge in the past and requires the problems such as high, modeling is complicated, computing time is tediously long.Compared with studying with forefathers, this test unit is easy and simple to handle, visual in image, and testing crew can complete test without the need to possessing advanced professional theory knowledge.
When the utility model solves flowing law in tunnel of Numerical Method Study fluid in the past, professional knowledge requires the problems such as high, modeling is complicated, computing time is tediously long, has the following advantages:
1, tunnels mimic pipe and horizontal hole simulative tube have dismantled and assembled property, can simulate the flowing of fluid under multiple combination condition:
1. the flowing of fluid in two tunnel different spacing situations;
2. the flowing of fluid under two tunnel tunnel face different spatial conditions;
3. water bursting factor face in tunnel is apart from the flowing of fluid under the different distance condition of horizontal hole;
2, supporting leg is provided with three latches, under can simulating different gradient condition, the suitable slope flowing of fluid and counter-slope flowing;
3, tunnels mimic pipe and horizontal hole simulative tube adopt high-strength transparence resin material, have good visuality, the flowing of observation fluid that can be visual in image.
Accompanying drawing explanation
Fig. 1 is the utility model structure front elevation;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is component A sterogram;
Fig. 5 is component B sterogram;
Fig. 6 is component C sterogram;
Fig. 7 is three-core plectane sterogram;
Fig. 8 is three-core circle distribution schematic diagram.
1. tunnels mimic pipes in figure
a; 2. tunnels mimic pipe
b; 3. horizontal hole simulative tube; 4. sliding body; 5. rail groove; 6. rigidity plate; 7. supporting leg; 8. latch; 9. plate bearing; 10. component
a; 11. components
b; 12. three-core plectanes; 13. bolts
a; 14. nuts
a; 15. components
c; 16. bolts
b; 17. nuts
b.
Embodiment
Below in conjunction with accompanying drawing and example, the utility model is further illustrated.
Fluid-flow analogy device in tunnel water bursting factor model test, comprise two tunnels mimic pipe A1, tunnels mimic pipe B2, two tunnels mimic pipe A1, tunnels mimic pipe B2 is parallel to each other and both are connected by a horizontal hole simulative tube 3, tunnels mimic pipe A1, the sliding body of falling convex shape 4 is connected with bottom tunnels mimic pipe B2 and horizontal hole simulative tube 3, sliding body 4 is placed in concave shape rail groove 5, sliding body 4 can be free to slide in rail groove 5, be fixed on a rigidity plate 6 bottom rail groove 5, rigidity plate 6 by latch 8 and six supporting legs 7 hinged, be fixed on bottom supporting leg 7 on circular flat board support 9.
Tunnels mimic pipe A1, tunnels mimic pipe B2 have the component of dismantled and assembled property by five
a10 and component
b11 compositions, one of them component
abe provided with one in 10 and there is certain thickness three-core plectane 12, for simulation tunnel face; Each component
abetween 10 and and component
b11 by five bolts
a13 and nut
a14 are closely attached to together, are provided with three-core plectane 12 component by regulating
athe position of 10, changes the distance between tunnel tunnel face and horizontal hole.Described two tunnels mimic pipes 1,2 are respectively by four removable components
a10 and a component
b11 compositions, component
abetween 10 and and component
bby five bolts between 11
a13 and nut
a14 connect together.
Component A is an arched member, and is equipped with circle joint face upwards on former and later two arcwall faces of arched member, is provided with threaded hole at described joint face;
Component B is an arched member, and the arcwall face of the front end of described arched member axial vane surface is provided with circle joint face upwards, is provided with threaded hole at described joint face; Be provided with a hole be connected with horizontal hole simulative tube at arched member sagittal plane, and be also provided with a circle joint face in the position of radial face, be provided with threaded hole at described joint face.
A component is had respectively in two tunnels mimic pipe A1, tunnels mimic pipe B2
aa three-core plectane 12 is provided with in 10.
Horizontal hole simulative tube 3 is by four removable components
c15 compositions, component
cby five bolts between 15
b16 and nut
b17 connect together.Component C is an arched member, and is equipped with circle joint face upwards on former and later two arcwall faces of arched member, is provided with threaded hole at described joint face.
The inside surface of two tunnels mimic pipe A1, tunnels mimic pipe B2 and horizontal hole simulative tube 3 need carry out frosted process, to increase the friction force of fluid and pipe internal surface.
Two tunnels mimic pipe A1, tunnels mimic pipe B2 and horizontal hole simulative tube 3 material therefor are high-strength transparence resin, have good visuality.
Rigidity plate 6 is parallel with the axis place plane of two tunnels mimic pipe A1, tunnels mimic pipe B2.
Rigidity plate 6 has three rail grooves 5, track has seven sliding bodies 4.
Rigidity plate 6 is hinged, free to rotate with supporting leg 7, and supporting leg 7 is provided with three latches 8.
Application said apparatus realizes the simulation of fluid flowing in tunnel water bursting factor model test, comprises the following steps:
A. the supporting leg 7 be fixed on circular flat board support 9 is placed in same level, requires according to rigidity plate 6 inclination angle the position determining latch 8 on supporting leg 7, and by latch 8, rigidity plate 6 is hinged on supporting leg 7;
B. the required component of horizontal hole simulation 3 pipe is determined according to the spacing of two tunnels mimic pipe A1, tunnels mimic pipe B2
c15 quantity, use bolt
b16 and nut
b17 by each component
c15 connect together, and are placed in concave shape rail groove 5 by the horizontal hole simulative tube 3 after connecting by the sliding body of falling convex shape 4;
C. according to tunnels mimic pipe
adistance in 1 between three-core plectane 12 and horizontal hole simulative tube 3, adjustment is provided with the component of three-core plectane 12
athe position of 10, uses bolt
a13 and nut
a14 by each component
a10 Hes
b11 connect together;
D. according to tunnels mimic pipe
bthe three-core plectane 12 of 2 and tunnels mimic pipe
aposition relationship between the three-core plectane 12 of 1, adjustment tunnels mimic pipe
bthe component of three-core plectane 12 is provided with in 2
athe position of 10, and use bolt
a13 and nut
a14 by tunnels mimic pipe
beach component of 2
a10 Hes
b11 connect together;
E. two tunnels mimic pipe A1, the tunnels mimic pipe B2 after connecting is placed in concave shape rail groove 5 by the sliding body of falling convex shape 4, the slip sliding body of falling convex shape 4, make two tunnels mimic pipes 1,2 and horizontal hole simulative tube 3 close, use bolt
b16 and nut
bthree connects together by 17;
F. make fluid from tunnels mimic pipe according to testing requirements
athree-core plectane 12 place in 1 flows into tunnels mimic pipe by setting hydraulic pressure or speed
ain 1, the flowing law of observation fluid in two tunnels mimic pipe A1, tunnels mimic pipe B2 and horizontal hole simulative tube 3, until fluid flowing reaches steady state (SS), completes the test of this group;
G. the fluid in peace and quiet two tunnels mimic pipe A1, tunnels mimic pipe B2 and horizontal hole simulative tube 3, the requirement of pressing battery of tests repeats step
a-F, until all short core flow simulation test terminate.
Claims (8)
1. fluid-flow analogy device in tunnel water bursting factor model test, it is characterized in that: comprise two tunnels mimic pipes be parallel to each other, and two tunnels mimic pipes are connected by a horizontal hole simulative tube, all sliding body is connected with bottom tunnels mimic pipe and horizontal hole simulative tube, described sliding body is placed in rail groove, and sliding body is free to slide in rail groove; In described two tunnels mimic pipes, be equipped with three-core plectane, described three-core plectane is consistent with tunnels mimic pipe inner shape, is to be formed by connecting by the circular arc that three sections of radiuses are different is tangent.
2. fluid-flow analogy device in tunnel as claimed in claim 1 water bursting factor model test, it is characterized in that: be fixed on a rigidity plate bottom described rail groove, described rigidity plate by latch and six supporting legs hinged, be fixed on bottom supporting leg on circular flat board support.
3. fluid-flow analogy device in tunnel as claimed in claim 1 water bursting factor model test, is characterized in that: described sliding body is the sliding body of falling convex shape.
4. fluid-flow analogy device in tunnel as claimed in claim 1 water bursting factor model test, is characterized in that: described rail groove is the concave shape cooperatively interacted with sliding body.
5. fluid-flow analogy device in tunnel as claimed in claim 1 water bursting factor model test, it is characterized in that: two described tunnels mimic pipes are made up of at least two component A and component B respectively, are connected together between component A with component A, between component A with component B by screw bolt and nut;
Described component A is an arched member, and is equipped with circle joint face upwards on former and later two arcwall faces of arched member, is provided with threaded hole at described joint face;
Described component B is an arched member, and the arcwall face of the front end of described arched member axial vane surface is provided with circle joint face upwards, is provided with threaded hole at described joint face; Be provided with a hole be connected with horizontal hole simulative tube at arched member sagittal plane, and be also provided with a circle joint face in the position of radial face, be provided with threaded hole at described joint face.
6. fluid-flow analogy device in tunnel as claimed in claim 5 water bursting factor model test, is characterized in that: in each tunnels mimic pipe, wherein has in a component A and be provided with a three-core plectane.
7. fluid-flow analogy device in tunnel as claimed in claim 1 water bursting factor model test, is characterized in that: described horizontal hole simulative tube is made up of at least two removable component C, is connected together between component C by screw bolt and nut;
Described component C is an arched member, and is equipped with circle joint face upwards on former and later two arcwall faces of arched member, is provided with threaded hole at described joint face.
8. fluid-flow analogy device in tunnel as claimed in claim 1 water bursting factor model test, is characterized in that: two described tunnels mimic pipes and horizontal hole simulative tube material therefor are high-strength transparence resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420439358.XU CN204085840U (en) | 2014-08-06 | 2014-08-06 | Fluid-flow analogy device in tunnel water bursting factor model test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420439358.XU CN204085840U (en) | 2014-08-06 | 2014-08-06 | Fluid-flow analogy device in tunnel water bursting factor model test |
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| Publication Number | Publication Date |
|---|---|
| CN204085840U true CN204085840U (en) | 2015-01-07 |
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|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807960A (en) * | 2015-04-15 | 2015-07-29 | 中国矿业大学 | Visual model testing device and method for simulating water gushing in tunnel |
-
2014
- 2014-08-06 CN CN201420439358.XU patent/CN204085840U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807960A (en) * | 2015-04-15 | 2015-07-29 | 中国矿业大学 | Visual model testing device and method for simulating water gushing in tunnel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150107 Termination date: 20160806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |