CN104697806A - Rotating simulating device for left hole and right hole in double-line tunnel model test - Google Patents
Rotating simulating device for left hole and right hole in double-line tunnel model test Download PDFInfo
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- CN104697806A CN104697806A CN201510106174.0A CN201510106174A CN104697806A CN 104697806 A CN104697806 A CN 104697806A CN 201510106174 A CN201510106174 A CN 201510106174A CN 104697806 A CN104697806 A CN 104697806A
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Abstract
The invention discloses a rotating simulating device for a left hole and a right hole in a double-line tunnel model test. The device is that two ends of a transverse hole simulating system are respectively connected with a left hole simulating system and a right hole simulating system through rotating connecting systems; a tubular level is arranged on the transverse hole simulating system; protecting systems are arranged at clearances between the transverse hole simulating system and the left and right hole simulating systems; the left hole simulating system and the right hole simulating system are individually rotated or both are controlled to rotate around the center which is the axis of the transverse hole simulating system, so as to simulate a plurality of water running states of water bursting in a tunnel. The device has the beneficial effects that the rotating connecting systems are arranged at a transverse hole of the tunnel, close to the main hole to enable the left hole and the right hole to rotate by using the axis of the transverse hole as the center in the tunnel water bursting model test; the rotating connecting systems are respectively mounted at the left end and the right end of a medium transverse hole, so as to meet that the left hole or the right hole individually rotates.
Description
Technical field
The present invention relates to double track tunnel modeling techniques field, particularly relate to hole, left and right rotary simulation device in a kind of double track tunnel model test.
Background technology
Tunnel Engineering model test carries out analogue simulation to Tunnel Engineering, instructs a kind of effective method and the means of Tunnel Engineering design and construction.Tunnel Engineering model test be according to ratio of similitude and similarity theory by Practical Project according to certain scale smaller, and corresponding design operation is carried out to simulate produced problem in Practical Project to model.China karst area is widely distributed, and the complex geologic conditions of karsts developing area is changeable, and the latent difficult survey of solution cavity, water inrush accident causes great potential safety hazard and property loss.
Due to the diversity of gushing water form, existing tunnel gushing water model test is mostly the gushing water mode of simulation one type, and this not only causes waste of material, also constrains the development by model investigation tunnel gushing water.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art, hole, left and right rotary simulation device in a kind of double track tunnel model test is provided, hole, left and right, tunnel is designed to rotary structure by this device, can simulate the motion morphology of multiple gushing water water body, and model test can be reused.
For achieving the above object, the present invention adopts following technical proposals:
Hole, left and right rotary simulation device in a kind of double track tunnel model test, comprising: rotative attachment system, hole, left and right simulation system, horizontal hole simulation system and guard system;
Simulation system two ends, described horizontal hole are connected with left hole simulation system and right hole simulation system respectively by rotative attachment system, described horizontal hole simulation system arranges bubble tube, and the gap place between described horizontal hole simulation system and left and right hole simulation system arranges guard system; By rotating separately left hole simulation system and right hole simulation system or rotating centered by the simulation system axis of horizontal hole both controlling, can the multiple flow shape of simulation tunnel gushing water.
Described horizontal hole simulation system is made up of removable several components A and two component B, between component A and between component A and component B can compact siro spinning technology together, by the change of horizontal hole length in the quantity adaptive model test of adjustment component A.The effect of component B be by component A together with rotary system compact siro spinning technology, make it into as a whole.Owing to will be connected with rotative attachment system, structure is special, so need 2 ends being arranged on component A assembly.Adopt seamless spliced technology to splice between component, outer wall uses structure glue to reinforce.When needing to split, low-temperature heat structure glue makes thawing and detachable.
Described rotative attachment system comprises grounder device, labyrinth seal and inside and outside hitch frame; Labyrinth seal comprises inner and outer rings two parts; Described inside and outside hitch frame adopts with the inner and outer rings of labyrinth seal respectively and is rigidly connected, and is embedded in the simulation system of horizontal hole, and grounder device is arranged in labyrinth seal.
Described grounder device comprises Internal and external cycle, spin and retainer; Described outer ring is contained in labyrinth seal outer shroud, does not rotate, and provides the outside track of rolling ball rolls; Described inner ring is contained in labyrinth seal inner ring, provides the inner orbit of rolling ball rolls; Described retainer is fixed on rolling bearing inside, for evenly being separated by rolling body, avoids friction; Lubricant is scribbled between spin.
Scribble lubricant between described inside and outside circle and grounder device, grounder device can freely be rotated, and inside and outside circle is separately fixed in labyrinth seal inner and outer rings.
Described bubble tube is laid perpendicular to horizontal hole axis.
Described left and right hole simulation system is respectively equipped with corner angulometer.
Described guard system refers to that smooth seamless closed thin layer steel plate is all inlayed in the gap between left and right hole and horizontal hole simulation system.
The invention has the beneficial effects as follows:
1) position closing on positive hole at tunnel Heng Dong is established rotative attachment system can meet the left and right hole of gushing water model test, tunnel and is rotated centered by horizontal hole axis; In centre, rotative attachment system is respectively installed in left and right two ends, horizontal hole, can meet left hole or right hole and rotate separately.
2) can the multiple flow shape of simulation tunnel gushing water by the rotation in left hole or right hole, and this model test apparatus can reuse, and saves material and money.
3) adopt tourelle, frictional resistance is little, and mechanical efficiency is high, easily rotates; Easy to maintenance, compact conformation, lightweight, reliable in quality.
4) adopt labyrinth seal, can flow out along gap by anti-sealing, affect test effect.
5) inlay smooth seamless closed thin layer steel plate between gap, make rotation become possibility, and reduce rotational resistance, also can the seepage of anti-sealing.
6) realization of the present invention is comparatively easy, and feasibility is very large, and low cost, simple to operate.
Accompanying drawing explanation
Fig. 1 is the horizontal hole axis schematic cross-section of the present invention;
Fig. 2 is the partial schematic diagram of rotative attachment system of the present invention;
Fig. 3 is grounder device sectional view of the present invention;
Fig. 4 is component A structural representation;
Fig. 5 is component B structural representation.
Wherein, 1. rotative attachment system, 2. left hole simulation system, 3. right hole simulation system, 4. bubble tube, 5. corner angulometer, 6. component A, 7. component B, 8. grounder device, 9. outer hitch frame, hitch frame 10., 11. retainers, 12. outer rings, 13. inner rings, 14. labyrinth seals, 15. steel plates, 16. lubricants, 17. spin.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, hole, left and right rotary simulation device in double track tunnel model test, comprises rotative attachment system 1, guard system, left and right hole simulation system 3; In addition, simulation system top, horizontal hole is provided with bubble tube 4, and bubble tube 4 is laid perpendicular to horizontal hole axis, and horizontal hole simulation system is linked together by revolving joint and tunnel, and both sides respectively arrange a turning angle admeasuring apparatus.Tunnel rotative attachment system 1 is gordian technique of the present invention, and major function is the rotation realizing hole, left and right, tunnel;
Left and right hole two parts simulation system, mainly as the liner structure in double track tunnel model test, horizontal hole simulation system is made up of several removable component A6 and two not removable component B7, the lining cutting of image tube sheet ring-type equally adopts seamless spliced technology to be stitched together between component A6 and between component B7, can be met the change of horizontal hole length in model test by the quantity of adjustment component A6.
As shown in Figure 4 and Figure 5, two component B are located at the two ends of component A assembly to the structure of component A and component B respectively, and one end that component B is connected with rotative attachment system is provided with the groove matched with the square groove of labyrinth seal.
As shown in Figure 4, centre is horizontal hole tunnel to the structure of component A, empty, adopt seamless spliced technology to splice between component A, outer wall uses structure glue to reinforce.When needing to split, low-temperature heat structure glue makes thawing and detachable.
Guard system is that smooth seamless closed thin layer steel plate 15 is all inlayed in the gap between left and right hole and horizontal hole simulation system, anti-refer to seamless closed can the seepage of anti-sealing, on watch box is now smooth, be the smooth rotation of protection both sides tunnel.
According to the tunnel of Practical Project or model test need design inclination angle, hole, left and right is rotated meet design inclination angle then to fix by rotative attachment system, and then carries out model test.
As shown in Figure 2, rotative attachment system 1, is made up of tourelle, labyrinth seal 14 and hitch frame three part, and tourelle comprises Internal and external cycle 12, spin 17, retainer 11 3 part.Labyrinth seal 14 comprises inner and outer rings, and eachly contains 3 square grooves.Hitch frame comprises outer, interior hitch frame 10, bears the moment of torsion rotating and produce in engineering, prevents structural stress from concentrating and destroying, and connection of rotating system and rigid system.The version of labyrinth seal 14 meets the requirement of waterproof sealing performance, also can be used as protection mechanism and exists.The realization that rotative attachment system rotates, first this device is placed on stand, horizontal hole simulation system is kept to fix, then one end of lifting positive hole simulation system, reduce the other end, thus positive hole is rotated centered by horizontal hole axis by rotary system, realize the object of the different strike pitch in simulation hole, left and right.
Inclination angle, different tunnel (be simultaneously inclined upwardly or downward-sloping), hole, left and right different angle (such as be inclined upwardly, downward-sloping) etc. can be simulated by rotative attachment system 1.
Outer ring 12 is contained in labyrinth seal 14 outer shroud, does not rotate; Inner ring 13 is contained in labyrinth seal 14 inner ring, does not rotate; Spin 17 is core parts of tourelle; Rolling body evenly separates by retainer 11, avoids friction.Also have lubricant 16, mainly play the effects such as lubrication, cooling, cleaning.
Hitch frame, comprises outer hitch frame 9 and interior hitch frame 10.In order to connect lining cutting and tourelle, be connected with inner tunnel lining with outside tunnel lining respectively; Adopt between hitch frame and labyrinth seal 14 and be rigidly connected, and between tunnel-liner, adopt embedded connection, enough strength and stiffness can be ensured.
Rolling body Advantageous materials selects the 20CrMnTi specified in GB/T3077, the 16MnL material manufacture of regulation in 16Mn or GB/T 3273 of regulation in GB/T 1591 generally selected by interior hitch frame 10, outer hitch frame 9, also can select the material manufacture with equal mechanical property.
Retainer 11 and inner ring 13, outer ring 12 material can adopt the material meeting Perking brass ZQSn6-6-3 that YS/T 545-2006 specifies or select other can meet it and require.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (9)
1. hole, a left and right rotary simulation device in double track tunnel model test, is characterized in that, comprising: rotative attachment system, hole, left and right simulation system, horizontal hole simulation system and guard system;
Simulation system two ends, described horizontal hole are connected with left hole simulation system and right hole simulation system respectively by rotative attachment system, described horizontal hole simulation system arranges bubble tube, and the gap place between described horizontal hole simulation system and left and right hole simulation system arranges guard system; By rotating separately left hole simulation system and right hole simulation system or rotating centered by the simulation system axis of horizontal hole both controlling, can the multiple flow shape of simulation tunnel gushing water.
2. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 1, it is characterized in that, described horizontal hole simulation system is made up of removable some component A and component B, between component A and to build between A and component B compact siro spinning technology together, by the change of horizontal hole length in the quantity adaptive model test of adjustment component A.
3. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 2, it is characterized in that, described component B is two, is located at the two ends of component A assembly respectively, and one end that component B is connected with rotative attachment system is provided with the groove matched with the square groove of labyrinth seal.
4. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 1, it is characterized in that, described rotative attachment system comprises grounder device, labyrinth seal and inside and outside hitch frame; Labyrinth seal comprises inner and outer rings two parts; Described inside and outside hitch frame adopts with the inner and outer rings of labyrinth seal respectively and is rigidly connected, and is embedded in the simulation system of horizontal hole, and grounder device is arranged in labyrinth seal.
5. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 4, it is characterized in that, described grounder device comprises Internal and external cycle, spin and retainer; Described outer ring is contained in labyrinth seal outer shroud, does not rotate, and provides the outside track of rolling ball rolls; Described inner ring is contained in labyrinth seal inner ring, provides the inner orbit of rolling ball rolls; Described retainer is fixed on rolling bearing inside, for evenly being separated by rolling body, avoids friction; Lubricant is scribbled between spin.
6. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 5, it is characterized in that, scribble lubricant between described inside and outside circle and grounder device, grounder device can freely be rotated, and inside and outside circle is separately fixed in labyrinth seal inner and outer rings.
7. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 1, it is characterized in that, described bubble tube is laid perpendicular to horizontal hole axis.
8. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 1, is characterized in that, described left and right hole simulation system is respectively equipped with corner angulometer.
9. hole, left and right rotary simulation device in a kind of double track tunnel model test as claimed in claim 1, is characterized in that, described guard system refers to that smooth seamless closed thin layer steel plate is all inlayed in the gap between left and right hole and horizontal hole simulation system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106174.0A CN104697806B (en) | 2015-03-11 | 2015-03-11 | Left and right hole rotary simulation device in a kind of double track tunnel model test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106174.0A CN104697806B (en) | 2015-03-11 | 2015-03-11 | Left and right hole rotary simulation device in a kind of double track tunnel model test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104697806A true CN104697806A (en) | 2015-06-10 |
| CN104697806B CN104697806B (en) | 2017-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510106174.0A Active CN104697806B (en) | 2015-03-11 | 2015-03-11 | Left and right hole rotary simulation device in a kind of double track tunnel model test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610217A (en) * | 2020-11-13 | 2021-04-06 | 山东大学 | Bidirectional rapid tunneling device and method suitable for simulating transverse tunnel to main tunnel construction |
Citations (4)
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| JP2002004786A (en) * | 2000-06-16 | 2002-01-09 | Nippon Zenith Pipe Co Ltd | Hollow structure having a plurality of hollow portions |
| KR20060109196A (en) * | 2005-04-15 | 2006-10-19 | 지에스건설 주식회사 | Apparatus for preventing smoke dispersion through cross passage of twin tube tunnel and the method for the same |
| JP2010281174A (en) * | 2009-06-08 | 2010-12-16 | Shimizu Corp | Excavation method for proximity twin tunnel |
| CN104296959A (en) * | 2014-08-22 | 2015-01-21 | 山东大学 | Device and method for simulating three-dimensional rotations of cross hole in double-track tunnel model test |
-
2015
- 2015-03-11 CN CN201510106174.0A patent/CN104697806B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002004786A (en) * | 2000-06-16 | 2002-01-09 | Nippon Zenith Pipe Co Ltd | Hollow structure having a plurality of hollow portions |
| KR20060109196A (en) * | 2005-04-15 | 2006-10-19 | 지에스건설 주식회사 | Apparatus for preventing smoke dispersion through cross passage of twin tube tunnel and the method for the same |
| JP2010281174A (en) * | 2009-06-08 | 2010-12-16 | Shimizu Corp | Excavation method for proximity twin tunnel |
| CN104296959A (en) * | 2014-08-22 | 2015-01-21 | 山东大学 | Device and method for simulating three-dimensional rotations of cross hole in double-track tunnel model test |
Non-Patent Citations (1)
| Title |
|---|
| 魏纲 等: "双线平行盾构隧道施工引起的三维土体变形研究", 《岩土力学》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610217A (en) * | 2020-11-13 | 2021-04-06 | 山东大学 | Bidirectional rapid tunneling device and method suitable for simulating transverse tunnel to main tunnel construction |
| CN112610217B (en) * | 2020-11-13 | 2022-03-25 | 山东大学 | Bidirectional rapid tunneling device and method suitable for simulating transverse tunnel to main tunnel construction |
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| Publication number | Publication date |
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| CN104697806B (en) | 2017-07-04 |
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