CN110307024B - Rapid application device and application method for anchor rod with lining structure - Google Patents
Rapid application device and application method for anchor rod with lining structure Download PDFInfo
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- CN110307024B CN110307024B CN201910428930.XA CN201910428930A CN110307024B CN 110307024 B CN110307024 B CN 110307024B CN 201910428930 A CN201910428930 A CN 201910428930A CN 110307024 B CN110307024 B CN 110307024B
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- hinge
- fixed pull
- anchor rod
- lining
- fixed
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229910052602 gypsum Inorganic materials 0.000 description 5
- 239000010440 gypsum Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000011160 research Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/003—Linings or provisions thereon, specially adapted for traffic tunnels, e.g. with built-in cleaning devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
- G01N2001/366—Moulds; Demoulding
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Pathology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Joining Of Building Structures In Genera (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a lining structure anchor rod rapid applying device and an applying method thereof, wherein the lining structure anchor rod rapid applying device comprises a hinge structure and a plurality of fixed pull rods, the plurality of fixed pull rods are arranged on the hinge structure, the hinge structure comprises a hinge plate, a connecting hinge and a fixed hinge, the hinge plate is connected with the fixed hinge through the connecting hinge in the vertical direction, a plurality of lock grooves are formed in the hinge plate, a rotating lock is arranged at one end of each fixed pull rod, a triangular wedge body is arranged at the other end of each fixed pull rod, the rotating lock is arranged in the lock grooves, and the triangular wedge bodies are matched and fixed with movable bodies of the fixed pull rods. The device and the method are simple to operate, fast and efficient, can realize fast adding of the anchor rod model, are high in operability, and meet the technical requirements specified by the existing model test regulations.
Description
Technical Field
The invention belongs to the field of physical similarity model tests, and particularly relates to a lining structure anchor rod rapid application device and an application method thereof.
Background
With the continuous implementation of the western world in the country, the establishment of infrastructure in the western mountainous region has become one of the important steps for accelerating economic development. The tunnel is an important mode in traffic engineering, and currently occupies an important position in basic engineering. However, in recent years, mountain tunnels and underground structures are frequently damaged by earthquakes, and the occurrence of the earthquake is often random and unpredictable, so that the current theoretical research and numerical simulation are limited. The vibration table test is the most direct method for researching the earthquake dynamic response and the damage rule of the tunnel structure, can truly restore the damage process of the tunnel structure under the action of the earthquake, and is the basis of numerical analysis and theoretical calculation, so that an important research means and method are provided for researching the influence of the earthquake on the tunnel engineering at present.
In current bench test studies, determining similarity ratios and similar materials is a key one-ring. Through a large amount of previous researches, gypsum is a main material of a similar model of a tunnel lining structure, and the gypsum strength in the model is mainly similar to that of real type medium concrete, which is proved by a study on similar materials of a tunnel vibration table model test (2012, 02, 196-199) published in the china and foreign roads of journal by zhangchanan 2012, a study on similar materials of a circular tunnel structure model test (2017, 43-roll, 03, 84-89) published in the vibration table test (2017, 03, 84-89) published in the sichuan province, tetrahuan building science research by 2017 and the like. However, in the indoor vibrating table physical similarity model experiment, a gypsum material is selected as a lining structure in a model, so that the gypsum solidification time is short, and the application of anchor rods is necessary for more truly simulating the tunnel earthquake motion response problem in the earthquake process. How to complete the application of the anchor in the lining structure before the plaster sets has become one of the important problems that are still to be solved at present.
Therefore, in a similar model test of a vibration table, the application of the anchor rod of the tunnel lining supporting structure still has more problems, and an experimental device and a technical method which are rapid, efficient, reasonable and feasible and can solve the time problem and the post-treatment problem of the application of the anchor rod are not found at present.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a lining structure anchor rod rapid application device and an application method thereof, which have the characteristics of simple assembly, cyclic use of a mold, high efficiency, convenience and the like, can realize rapid application of an anchor rod structure before a lining model structure is solidified, and solve the problems of short setting time of a gypsum lining structure, difficult application of an anchor rod and the like; has stronger operability and feasibility, and can meet the requirements and regulations of laboratory model tests.
The technical scheme is as follows: in order to achieve the purpose, the invention provides a lining structure anchor rod rapid applying device which comprises a hinge structure and a plurality of fixed pull rods, wherein the fixed pull rods are arranged on the hinge structure, the hinge structure comprises a hinge plate, a connecting hinge and a fixed hinge, the hinge plate is connected with the fixed hinge through the connecting hinge in the vertical direction, a plurality of locking grooves are formed in the hinge plate, one end of each fixed pull rod is provided with a rotating lock, the other end of each fixed pull rod is provided with a triangular wedge body, the rotating lock is arranged in the locking grooves, and the triangular wedge bodies are matched and fixed with movable bodies of the fixed pull rods.
Furthermore, the fixed pull rod is composed of two fixed pull rod assemblies with the same structure, and the tail ends of the two fixed pull rod assemblies with the same structure are provided with mutually matched bulges and groove structures to form the rotary lock.
Furthermore, the rotary lock is movably connected with the fixed pull rod within 90 degrees clockwise.
Furthermore, the plurality of locking grooves are uniformly arranged.
Furthermore, the hinge plate, the connecting hinge and the fixed hinge are all formed by elastic structures.
Further, the hinge plate is 377mm in length, 20mm in width and 5mm in height.
Furthermore, the fixed pull rod structure is composed of two combinable fixed pull rod assemblies with the length multiplied by the width multiplied by the height multiplied by 145mm multiplied by 5mm, and uniform anchor rod insertion holes are arranged at the combination connecting line positions of the fixed pull rod assemblies.
Furthermore, the triangular wedge body is of a straight triangular prism structure with an inclination angle of 30 degrees and a height of 5 mm.
Further, the stock jack is 1.5 mm's diameter cylindric structure.
An application method of the lining structure anchor rod rapid application device comprises the following steps:
(1) opening the fixed pull rod, and sequentially installing the trimmed anchor rod similar model into the fixed pull rod through the anchor rod insertion hole;
(2) after a group of fixed pull rods are installed, fixing the anchor rod through a rotary lock at the end of each fixed pull rod, and then installing the rotary lock into the lock groove;
(3) pouring a similar structure of the lining model;
(4) after the test strength of the lining structure is achieved, demolding, enclosing into a circular ring structure corresponding to the lining model through a hinge structure, and then installing anchor rods into the lining model structure one by one;
(5) after the installation is finished, rotating the lock, removing the fixed pull rod structure and dismantling the device;
(6) repairing the non-inserted anchor rod structure, and putting the anchor rod structure into a curing box for curing;
(7) and cleaning the device and performing the applying operation of the next anchor rod structure and the lining structure.
Has the advantages that: compared with the prior art, the invention has the following advantages:
the lining anchor rod structure applying and prefabricating method can meet the requirements of rapid application and rapid prefabrication of the lining anchor rod structure in a physical similar model test, a series of anchor rod structures can be applied and post-processed at one time through the fixed pull rod structure, a large amount of time can be saved, the test cost can be saved, and the test mold and the method are reasonable, effective, simple, convenient and rapid, and strong in operability and feasibility.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the fixing rod in FIG. 1;
FIG. 3 is a top view of the stationary draw bar of FIG. 1;
FIG. 4 is a front view of the stationary draw bar of FIG. 1;
FIG. 5 is a schematic diagram of a rotary lock according to an embodiment;
fig. 6 is an overall top view of the embodiment after the anchor has been applied.
1. A hinge plate; 2. rotating the lock; 3. locking the groove; 4. an anchor rod jack; 5. fixing a pull rod; 6. a connecting hinge; 7. a triangular wedge body; 8. fixing the hinge; 9. pull rod movable body
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-6, the invention relates to a lining structure anchor rod rapid application device in a model test and a method thereof. The hinge structure comprises a hinge plate 1, a connecting hinge 6 and a fixed hinge 8, wherein the hinge plate 1 and the fixed hinge 8 are connected through the connecting hinge 6 in the vertical direction and are main structures for fixing and connecting the device, the end of the fixed pull rod 5 is of a rotary lock 2 structure, and the rotary lock 2 is fixed to the lock groove 3. As shown in fig. 3 the fixed pull rod 5 is composed of two fixed pull rod assemblies which can be combined, the even anchor rod jack 4 is arranged at the combined joint position of the fixed pull rod assemblies, the anchor rod end is fixed by the anchor rod jack 4, the anchor rod is rapidly applied, the triangular wedge body 7 is arranged at the bottom end of the fixed pull rod 5, and the fixed pull rod 5 is split and combined through the triangular wedge body 7 and the fixed pull rod movable body 9.
In the invention, the hinge plate 1 is of a hinge structure with the length of 377mm, the width of 20mm and the height of 5mm, and the hinge plate 1 can be freely bent from 0-180 degrees. The fixed pull rod 5 is composed of two combinable fixed pull rod assemblies with the length, the width and the height being 145mm, the width and the height being 5mm and 5mm, uniform anchor rod insertion holes 4 are formed in the positions of the combination connecting lines of the fixed pull rod assemblies, anchor rod ends are fixed through the anchor rod insertion holes 4, an anchor rod is rapidly applied, and the anchor rod insertion holes 4 are of cylindrical structures with the diameter being 1.5 mm. The triangular wedge 7 is a straight triangular prism structure with an inclination angle of 30 degrees and a height of 5 mm.
A lining structure anchor rod rapid applying device in a model test and a method thereof comprise the following steps:
a. opening the fixed pull rod structure 5, and sequentially loading the trimmed anchor rod similar model into the fixed pull rod structure 5 through the anchor rod insertion hole 4;
b. after a group of fixed pull rod structures 5 are assembled, the anchor rod is combined and fixed through the rotary lock 2 at the end of the fixed pull rod, and then the non-rotary lock 2 is installed into the lock groove 3;
c. pouring a similar structure of the lining model;
d. after the test strength of the lining structure is achieved, demolding, enclosing the device into a cylindrical structure corresponding to the lining model through hinge structures, namely a hinge plate 1, a connecting hinge 6 and a fixed hinge 8, as shown in figure 6, and then installing anchor rods into the lining model structure one by one;
e. after the installation is finished, operating the rotary lock 2, removing the fixed pull rod structure 5, and dismantling the device;
f. repairing the non-inserted anchor rods and putting the anchor rods into a curing box for curing;
g. and cleaning the device and performing the next group of anchor rods and lining structure applying operation.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (9)
1. The utility model provides a device is applyed fast to lining cutting structure stock which characterized in that: the hinge structure comprises a hinge structure and a plurality of fixed pull rods, wherein the fixed pull rods are arranged on the hinge structure, the hinge structure comprises a hinge plate, a connecting hinge and a fixed hinge, the hinge plate is connected with the fixed hinge through the connecting hinge in the vertical direction, the hinge plate is provided with a plurality of locking grooves, one end of each fixed pull rod is provided with a rotating lock, the other end of each fixed pull rod is provided with a triangular wedge body, the rotating lock is arranged in the locking grooves, and the triangular wedge bodies are matched and fixed with the movable bodies of the fixed pull rods; the fixed pull rod is composed of two fixed pull rod assemblies with the same structure, and the tail ends of the two fixed pull rod assemblies with the same structure are provided with mutually matched bulges and groove structures to form the rotary lock.
2. The lining structure anchor rod rapid application device of claim 1, wherein: the rotary lock is movably connected with the fixed pull rod within 90 degrees clockwise.
3. The lining structure anchor rod rapid application device of claim 1, wherein: the plurality of locking grooves are uniformly arranged.
4. The lining structure anchor rod rapid application device of claim 1, wherein: the hinge plate, the connecting hinge and the fixed hinge are all composed of elastic structures.
5. The lining structure anchor rod rapid application device of claim 1, wherein: the hinge plate is 377mm in length, 20mm in width and 5mm in height.
6. The lining structure anchor rod rapid application device of claim 1, wherein: the fixed pull rod structure is composed of two combinable fixed pull rod assemblies with the length multiplied by the width multiplied by the height multiplied by 145mm multiplied by 5mm, and uniform anchor rod insertion holes are formed in the positions of the combination connecting lines of the fixed pull rod assemblies.
7. The lining structure anchor rod rapid application device of claim 1, wherein: the triangular wedge body is a straight triangular prism structure with an inclination angle of 30 degrees and a height of 5 mm.
8. The lining structure anchor rod rapid application device of claim 1, wherein: the stock jack is diameter 1.5 mm's cylindric structure.
9. An application method of the lining structure anchor rod rapid application device according to any one of claims 1 to 8, which comprises the following steps:
(1) opening the fixed pull rod, and sequentially installing the trimmed anchor rod similar model into the fixed pull rod through the anchor rod insertion hole;
(2) after a group of fixed pull rods are installed, fixing the anchor rod through a rotary lock at the end of each fixed pull rod, and then installing the rotary lock into the lock groove;
(3) pouring a similar structure of the lining model;
(4) after the test strength of the lining structure is achieved, demolding, enclosing into a circular ring structure corresponding to the lining model through a hinge structure, and then installing anchor rods into the lining model structure one by one;
(5) after the installation is finished, rotating the lock, removing the fixed pull rod structure and dismantling the device;
(6) repairing the non-inserted anchor rod structure, and putting the anchor rod structure into a curing box for curing;
(7) and cleaning the device and performing the applying operation of the next anchor rod structure and the lining structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910428930.XA CN110307024B (en) | 2019-05-22 | 2019-05-22 | Rapid application device and application method for anchor rod with lining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910428930.XA CN110307024B (en) | 2019-05-22 | 2019-05-22 | Rapid application device and application method for anchor rod with lining structure |
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| Publication Number | Publication Date |
|---|---|
| CN110307024A CN110307024A (en) | 2019-10-08 |
| CN110307024B true CN110307024B (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910428930.XA Active CN110307024B (en) | 2019-05-22 | 2019-05-22 | Rapid application device and application method for anchor rod with lining structure |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU742747A1 (en) * | 1977-12-26 | 1980-06-25 | Московский Ордена Трудового Красного Знамени Институт Стали И Сплавов | Device for manufacturing specimen for investigating metalloceramic refractory materials |
| CN105738180A (en) * | 2016-05-03 | 2016-07-06 | 中国石油大学(华东) | Mold for manufacturing fracture-containing rock sample with anchor rod |
| CN106400853A (en) * | 2016-11-02 | 2017-02-15 | 金陵科技学院 | Anchor rod and hinge type building block ecological protection slope vibrating table model test device |
| CN109061108A (en) * | 2018-08-27 | 2018-12-21 | 山东大学 | True three-qimension geomechanics model exporiment anchor pole pre-embedded device and operating method |
| CN109115106A (en) * | 2018-08-23 | 2019-01-01 | 山东大学 | Anchoring body producing device and anchoring interface strain piece method of attaching in model test |
| CN109211501A (en) * | 2018-07-17 | 2019-01-15 | 同济大学 | A kind of two-way changeable large-scale stacked in layers formula shear model box |
| CN109406759A (en) * | 2018-12-14 | 2019-03-01 | 北京工业大学 | A kind of multi-functional geotechnical engineering test model case of assembled |
-
2019
- 2019-05-22 CN CN201910428930.XA patent/CN110307024B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU742747A1 (en) * | 1977-12-26 | 1980-06-25 | Московский Ордена Трудового Красного Знамени Институт Стали И Сплавов | Device for manufacturing specimen for investigating metalloceramic refractory materials |
| CN105738180A (en) * | 2016-05-03 | 2016-07-06 | 中国石油大学(华东) | Mold for manufacturing fracture-containing rock sample with anchor rod |
| CN106400853A (en) * | 2016-11-02 | 2017-02-15 | 金陵科技学院 | Anchor rod and hinge type building block ecological protection slope vibrating table model test device |
| CN109211501A (en) * | 2018-07-17 | 2019-01-15 | 同济大学 | A kind of two-way changeable large-scale stacked in layers formula shear model box |
| CN109115106A (en) * | 2018-08-23 | 2019-01-01 | 山东大学 | Anchoring body producing device and anchoring interface strain piece method of attaching in model test |
| CN109061108A (en) * | 2018-08-27 | 2018-12-21 | 山东大学 | True three-qimension geomechanics model exporiment anchor pole pre-embedded device and operating method |
| CN109406759A (en) * | 2018-12-14 | 2019-03-01 | 北京工业大学 | A kind of multi-functional geotechnical engineering test model case of assembled |
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| CN110307024A (en) | 2019-10-08 |
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