CN109696400A - A kind of test device of Tunnel and soil property country rock adhesion strength - Google Patents
A kind of test device of Tunnel and soil property country rock adhesion strength Download PDFInfo
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- CN109696400A CN109696400A CN201910125982.XA CN201910125982A CN109696400A CN 109696400 A CN109696400 A CN 109696400A CN 201910125982 A CN201910125982 A CN 201910125982A CN 109696400 A CN109696400 A CN 109696400A
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- 238000012360 testing method Methods 0.000 title claims abstract description 48
- 239000002689 soil Substances 0.000 title claims abstract description 35
- 239000011435 rock Substances 0.000 title claims abstract description 30
- 238000011068 loading method Methods 0.000 claims abstract description 87
- 238000006243 chemical reaction Methods 0.000 claims abstract description 86
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 4
- 239000004567 concrete Substances 0.000 abstract description 28
- 229910000831 Steel Inorganic materials 0.000 abstract description 16
- 239000011378 shotcrete Substances 0.000 abstract description 16
- 239000010959 steel Substances 0.000 abstract description 16
- 230000001070 adhesive effect Effects 0.000 abstract description 5
- 239000000853 adhesive Substances 0.000 abstract description 4
- 239000010727 cylinder oil Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention belongs to Tunnel Engineering test equipment technical field more particularly to the test devices of a kind of Tunnel and soil property country rock adhesion strength.The technical solution that the present invention passes through pedestal, three reaction frames and the tangential arch pressure loading device being separately fixed on three reaction frames, axial arch pressure loading device, face force loading device and the cylinder oil jack power source with dial gauge, control gunite concrete and arch different loading methods respectively test tangential adhesive strength and complex stress condition lower arch frame mechanical behavior between gunite concrete and arch.The practical mechanical state that can be good at simulating large cross-section tunnel preliminary bracing and country rock, accurately tests gunite concrete, steel arch-shelf and the practical mechanical state of soil body cohesive force.
Description
Technical field
The invention belongs to Tunnel Engineering test equipment technical field more particularly to a kind of Tunnels and soil property country rock
The test device of adhesion strength.
Background technique
The adhesive property of preliminary bracing and country rock that gunite concrete is constituted with steel arch-shelf is served as a contrast in New Austrian Tunneling Method work progress
Build one of the deciding factor of structural stress state.Measure is connected currently, being tested between gunite concrete and arch in specification, mostly
Normal direction anti-pulling empirical value, but this is presented tangential Nian Jie stress with practical preliminary bracing with country rock more and is not inconsistent.Therefore, it is necessary to
A kind of test device that can test gunite concrete, steel arch-shelf and the practical mechanical state of soil body cohesive force.
Summary of the invention
The present invention provides the test device of a kind of Tunnel and soil property country rock adhesion strength, and it is an object of the present invention to provide
A kind of test device that can accurately test gunite concrete, steel arch-shelf and the practical mechanical state of soil body cohesive force.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of test device of Tunnel and soil property country rock adhesion strength, comprising:
Pedestal, the storage box that there is open topped to be used to carry determinand for upper surface, storage box lateral wall are connected with four
Pillar, four pillars are divided into two groups, two groups of pillar relative symmetry settings;
Three reaction frames, two of them are connected on one group of pillar, another is connected on another group of pillar;
Three groups of loading devices are connected on three reaction frames;
One group of driving device is separately connected, the driving for loading device with three groups of loading devices.
It further include displacement tester and control device;The displacement tester is contacted with determinand;The control
Device processed is electrically connected to the drive.
The displacement tester is miniature displacement sensor.
Horizontal connection has support rail to four pillars respectively between adjacent two pillars.
The reaction frame includes tangential reaction frame, axial reaction frame and face power reaction frame;Reaction frame includes tangential counter-force
Frame, axial reaction frame and face power reaction frame are flat " u "-shaped;The tangential reaction frame and axial reaction frame are connected horizontally on
The " u "-shaped mouth of the lateral surface of one group of pillar, tangential reaction frame and axial reaction frame is inwardly;Tangential reaction frame " u "-shaped bottom edge and branch
The distance of column is less than axial reaction frame " u "-shaped bottom edge at a distance from pillar, and the face power reaction frame is connected horizontally on another group
The lateral surface of pillar, the " u "-shaped mouth of face power reaction frame is inwardly.
The lower surface on the tangential reaction frame " u "-shaped bottom edge is vertically connected with tangential arch pressure loading device, described
The medial surface horizontal connection on axial reaction frame " u "-shaped bottom edge have axial arch pressure loading device, the face power reaction frame
The lower surface on " u "-shaped bottom edge is connected with face force loading device, and the movable end of the face force loading device is connected with load plate.
Tangential arch pressure loading device, axial arch pressure loading device and the face force loading device is hydraulic
Jack;The pedestal of hydraulic jack is respectively perpendicular to tangential reaction frame, axial reaction frame is fixedly connected with face power reaction frame.
It is described there are three the tangential arch pressure loading device and axial arch pressure loading device are separately connected
There are two the connections of face force loading device;The tangential arch pressure loading device of described three and three axial arch pressure-loaded dresses
It sets and is divided into three groups, every group includes a tangential arch pressure loading device and an axial arch pressure loading device, every group
Tangential arch pressure loading device and axial arch pressure loading device are mutually connected vertically and axial line intersects.
The tangential arch pressure loading device of described three and three axial arch pressure loading device difference spacing are identical
Be connected on tangential reaction frame and axial reaction frame.
The driving device is oil cylinder and hydraulic jack power source with dial gauge, is filled by hydraulic tube and load
It sets connection and provides power for loading device.
The utility model has the advantages that
The technical side that the present invention is organically combined by pedestal, three reaction frames, three groups of loading devices and one group of driving device
Case controls gunite concrete and arch different loading methods respectively, test between gunite concrete and arch tangential adhesive strength and
Complex stress condition lower arch frame mechanical behavior.It can be good at simulating the practical mechanics shape of large cross-section tunnel preliminary bracing and country rock
State.Gunite concrete, steel arch-shelf and the practical mechanical state of soil body cohesive force can accurately be tested.
The above description is only an overview of the technical scheme of the present invention, in order to better understand technology hand of the invention
Section, and can be implemented in accordance with the contents of the specification, and with presently preferred embodiments of the present invention and attached drawing be cooperated to be described in detail such as below
Afterwards.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is schematic structural view of the invention;
Fig. 2 is that the present invention places arch and loading device connection schematic diagram;
Fig. 3 is the status diagram of the invention sprayed after the completion of concrete, experiment.
In figure, 1- pedestal;2- has the oil cylinder and hydraulic jack power source of dial gauge;3- storage box;4- pillar;5- branch
Support cross bar;The tangential reaction frame of 6-;7- axial direction reaction frame;The face 8- power reaction frame;The tangential arch pressure loading device of 9-;10- is axial
Arch pressure loading device;The face 11- force loading device;12- load plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment one:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, comprising:
Pedestal 1, the storage box 3 that there is open topped to be used to carry determinand for upper surface, 3 lateral wall of storage box are connected with four
Root pillar 4, four pillars 4 are divided into two groups, two groups of 4 relative symmetry of pillar settings;
Three reaction frames, two of them are connected on one group of pillar 4, another is connected on another group of pillar 4;
Three groups of loading devices are connected on three reaction frames;
One group of driving device is separately connected, the driving for loading device with three groups of loading devices.
In actual use, closely knit soil is filled in storage box 3 first, steel arch-shelf is then placed on closely knit soil and is sprayed
The side of the concrete sprayed and three groups of loading device relative edges are carried out cutting arrangement, concrete to be sprayed by concrete
After solidification, coupling load is carried out using concrete of the loading device to solidification, tests its stress-strain relation.In practical application
When, the present invention can be to only loading the test of steel arch-shelf, only load the actual test of concrete and be loaded with the mixed of steel arch-shelf
The load of the different modes such as solidifying soil is tested.The present invention can test one, two, three arches there are when stress it is special
Sign.It is steel plate that the storage box 3 of pedestal 1, which is by bottom surface, in the present embodiment, surrounding I-steel surrounds, and pillar 4 also uses I-shaped
Steel ensure that intensity needs when present invention test;What three reaction frames in the present embodiment were all made of is steel arch, is being had
Body is in application, the reaction frame of other materials can also be used, as long as meeting the intensity requirement of test.
The present invention is tested between gunite concrete and arch by control gunite concrete and arch different loading methods respectively
Tangential adhesive strength and complex stress condition lower arch frame mechanical behavior.It can be very good simulation large cross-section tunnel preliminary bracing and enclose
The practical mechanical state of rock.Gunite concrete, steel arch-shelf and the practical mechanical state of soil body cohesive force can accurately be surveyed
Examination.
Embodiment two:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, with embodiment
One the difference is that: further include displacement tester and control device;The displacement tester is contacted with determinand;
The control device is electrically connected to the drive.
Preferably the displacement tester is miniature displacement sensor.
In actual use, closely knit soil is filled in storage box 3 first, then places miniature displacement sensing on closely knit soil
Device, then the injection of concrete is carried out, it is tested after concrete setting.The correlation of displacement is measured by miniature displacement sensor
The data of data, acquisition are then forwarded to control device, realize the control of loading force.Soil and concrete handover during the work time
The miniature displacement sensor of interfacial contact and the setting of control device can accurately test out the related data of concrete.
Embodiment three:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, with embodiment
One the difference is that: horizontal connection has support rail 5 to four pillars 4 respectively between adjacent two pillars 4.
In actual use, technical solution of the present invention, the intensity requirement of pedestal 1 when ensure that test, it is ensured that test number
According to accuracy.
Example IV:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, with embodiment
One the difference is that: the reaction frame includes tangential reaction frame 6, axial reaction frame 7 and face power reaction frame 8;Reaction frame
It is flat " u "-shaped including tangential reaction frame 6, axial reaction frame 7 and face power reaction frame 8;The tangential reaction frame 6 and axial direction
Reaction frame 7 is connected horizontally on the lateral surface of one group of pillar 4, and the " u "-shaped mouth of tangential reaction frame 6 and axial reaction frame 7 is inwardly;Tangentially
6 " u "-shaped bottom edge of reaction frame is less than 7 " u "-shaped bottom edge of axial reaction frame at a distance from pillar 4 at a distance from pillar 4, the face power
Reaction frame 8 is connected horizontally on the lateral surface of another group of pillar 4, and the " u "-shaped mouth of face power reaction frame 8 is inwardly.
In actual use, the technical solution of the present embodiment can carry out face power load, tangential and axial to concrete
The load of resultant force, so that testing the practical circumstances of the practical mechanical state closer to large cross-section tunnel preliminary bracing and country rock.
Embodiment five:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, with embodiment
Four the difference is that: the lower surface on the 6 " u "-shaped bottom edge of tangential reaction frame is vertically connected with tangential arch pressure-loaded
The medial surface horizontal connection of device 9, the 7 " u "-shaped bottom edge of axial reaction frame has axial arch pressure loading device 10, described
The lower surface on 8 " u "-shaped bottom edge of face power reaction frame be connected with face force loading device 11, the activity of the face force loading device 11
End is connected with load plate 12.
The preferably tangential arch pressure loading device 9, axial arch pressure loading device 10 and the load of face power
Device 11 is hydraulic jack;The pedestal of hydraulic jack is respectively perpendicular to tangential reaction frame 6, axial reaction frame 7 and face power
Reaction frame 8 is fixedly connected.
For load plate 12 in the present embodiment using I-steel, the use of I-steel is not only able to satisfy test needs, but also energy
Enough save the costs.
In actual use, pass through the common of tangential arch pressure loading device 9 and axial arch pressure loading device 10
Under effect, the power of different angle can be applied to concrete side, face force loading device 11 is loaded as single power in downward direction,
So that the data of test are more scientific.
Embodiment six:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, with embodiment
Five the difference is that: the tangential arch pressure loading device 9 and axial arch pressure loading device 10 are separately connected
There are three, there are two the connections of face force loading device 11;The tangential arch pressure loading device 9 of described three and three axis
It is divided into three groups to arch pressure loading device 10, every group includes a tangential arch pressure loading device 9 and an axial arch
Pressure loading device 10, every group of tangential arch pressure loading device 9 and axial 10 company of being mutually perpendicular to of arch pressure loading device
It connects and axial line intersects.
Preferably three tangential arch pressure loading devices 9 and three axial arch pressure loading devices 10 divide
Other spacing is identical to be connected on tangential reaction frame 6 and axial reaction frame 7.
In actual use, the design of the technical program can make the data of test more accurate.
Embodiment seven:
A kind of test device of Tunnel and soil property country rock adhesion strength according to shown in Fig. 1-3, with embodiment
Five the difference is that: the driving device is oil cylinder and hydraulic jack power source 2 with dial gauge, by hydraulic
Pipe connect with loading device and provides power for loading device.
In actual use, the design of the oil cylinder with dial gauge enables the operator of experiment to grasp test at any time
The power actual size loaded in the process is analyzed convenient for the record of test data and subsequent data.
In conclusion the present invention passes through pedestal, three reaction frames and the tangential arch being separately fixed on three reaction frames
Pressure loading device, axial arch pressure loading device, face force loading device and cylinder oil with dial gauge is very heavy pushes
The technical solution in power source controls gunite concrete and arch different loading methods respectively, tests between gunite concrete and arch and cuts
To adhesive strength and complex stress condition lower arch frame mechanical behavior.It can be good at simulating large cross-section tunnel preliminary bracing and country rock
Practical mechanical state, gunite concrete, steel arch-shelf and the practical mechanical state of soil body cohesive force are accurately tested.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the absence of conflict, those skilled in the art can according to the actual situation will be relevant in above-mentioned each example
Technical characteristic is combined with each other, and to reach corresponding technical effect, will not repeat them here particularly for various combined situations.
The above, only presently preferred embodiments of the present invention, the present invention be not intended to be limited to it is shown in this article this
A little embodiments, and it is to fit to the widest scope consistent with principles disclosed herein and novel features.According to this hair
Bright technical spirit any simple modification, equivalent change and modification to the above embodiments, still fall within the technology of the present invention
In the range of scheme.
Claims (10)
1. the test device of a kind of Tunnel and soil property country rock adhesion strength characterized by comprising
Pedestal (1), the storage box (3) that there is open topped to be used to carry determinand for upper surface, storage box (3) lateral wall are connected with
Four pillars (4), four pillars (4) are divided into two groups, two groups of pillar (4) relative symmetry settings;
Three reaction frames, two of them are connected on one group of pillar (4), another is connected on another group of pillar (4);
Three groups of loading devices are connected on three reaction frames;
One group of driving device is separately connected, the driving for loading device with three groups of loading devices.
2. a kind of test device of Tunnel and soil property country rock adhesion strength as described in claim 1, feature exist
In: it further include displacement tester and control device;The displacement tester is contacted with determinand;The control device
It is electrically connected to the drive.
3. a kind of test device of Tunnel and soil property country rock adhesion strength as claimed in claim 2, feature exist
In: the displacement tester is miniature displacement sensor.
4. a kind of test device of Tunnel and soil property country rock adhesion strength as described in claim 1, feature exist
In: horizontal connection has support rail (5) to four pillars (4) respectively between adjacent two pillars (4).
5. a kind of test device of Tunnel and soil property country rock adhesion strength as described in claim 1, feature exist
In: the reaction frame includes tangential reaction frame (6), axial reaction frame (7) and face power reaction frame (8);Reaction frame includes tangential
Reaction frame (6), axial reaction frame (7) and face power reaction frame (8) are flat " u "-shaped;The tangential reaction frame (6) and axial direction
Reaction frame (7) is connected horizontally on the lateral surface of one group of pillar (4), the " u "-shaped mouth of tangential reaction frame (6) and axial reaction frame (7)
Inwardly;Tangential reaction frame (6) " u "-shaped bottom edge is less than axial reaction frame (7) " u "-shaped bottom edge and pillar (4) at a distance from pillar (4)
Distance, the face power reaction frame (8) is connected horizontally on the lateral surface of another group of pillar (4), " U " of face power reaction frame (8)
Shape mouth is inwardly.
6. a kind of test device of Tunnel and soil property country rock adhesion strength as claimed in claim 5, feature exist
In: the lower surface on described tangential reaction frame (6) the " u "-shaped bottom edge is vertically connected with tangential arch pressure loading device (9), described
The medial surface horizontal connection on axial reaction frame (7) " u "-shaped bottom edge have axial arch pressure loading device (10), the face power
The lower surface on reaction frame (8) " u "-shaped bottom edge is connected with face force loading device (11), the activity of the face force loading device (11)
End is connected with load plate (12).
7. a kind of test device of Tunnel and soil property country rock adhesion strength as claimed in claim 6, feature exist
In: tangential arch pressure loading device (9), axial arch pressure loading device (10) and the face force loading device (11) is
For hydraulic jack;The pedestal of hydraulic jack is respectively perpendicular to tangential reaction frame (6), axial reaction frame (7) and face power counter-force
Frame (8) is fixedly connected.
8. a kind of test device of Tunnel and soil property country rock adhesion strength as claimed in claim 7, feature exist
In: it is described there are three the tangential arch pressure loading device (9) and axial direction arch pressure loading device (10) is separately connected
Face force loading device (11) connection there are two;The tangential arch pressure loading device (9) of described three and three axial arches
Pressure loading device (10) is divided into three groups, and every group includes a tangential arch pressure loading device (9) and an axial arch pressure
Force loading device (10), every group of tangential arch pressure loading device (9) and axial arch pressure loading device (10) are mutually hung down
It is direct-connected connect and axial line intersect.
9. a kind of test device of Tunnel and soil property country rock adhesion strength as claimed in claim 8, feature exist
In: the tangential arch pressure loading device (9) of described three and three axial arch pressure loading devices (10) difference spacing phases
Same is connected on tangential reaction frame (6) and axial reaction frame (7).
10. a kind of test device of Tunnel and soil property country rock adhesion strength as described in claim 1, feature exist
In: the driving device is oil cylinder and hydraulic jack power source (2) with dial gauge, passes through hydraulic tube and loading device
It connects and provides power for loading device.
Priority Applications (1)
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CN201910125982.XA CN109696400B (en) | 2019-02-20 | 2019-02-20 | Tunnel preliminary bracing and soil property surrounding rock bonding strength's testing arrangement |
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CN201910125982.XA CN109696400B (en) | 2019-02-20 | 2019-02-20 | Tunnel preliminary bracing and soil property surrounding rock bonding strength's testing arrangement |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111796081A (en) * | 2020-07-09 | 2020-10-20 | 山东科技大学 | Temperature-adjustable base sprayed concrete performance testing device, method and system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11153537A (en) * | 1997-11-19 | 1999-06-08 | Nishimatsu Constr Co Ltd | Method and machine for test of adhesion |
CN203249855U (en) * | 2013-05-17 | 2013-10-23 | 中国科学院武汉岩土力学研究所 | On-site measuring device for measuring adhesion strength of contact surfaces of rock and spray concrete |
JP2013257169A (en) * | 2012-06-11 | 2013-12-26 | Nippon Steel & Sumitomo Metal | Method of measuring hot adhesive strength of monolithic refractory |
CN107238568A (en) * | 2017-03-31 | 2017-10-10 | 浙江大学 | Method of testing and loading device based on corrosion and the armored concrete bond-slip properties of fatigue load coupling influence |
CN209690147U (en) * | 2019-02-20 | 2019-11-26 | 中铁隧道集团二处有限公司 | A kind of test device of Tunnel and soil property country rock adhesion strength |
-
2019
- 2019-02-20 CN CN201910125982.XA patent/CN109696400B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11153537A (en) * | 1997-11-19 | 1999-06-08 | Nishimatsu Constr Co Ltd | Method and machine for test of adhesion |
JP2013257169A (en) * | 2012-06-11 | 2013-12-26 | Nippon Steel & Sumitomo Metal | Method of measuring hot adhesive strength of monolithic refractory |
CN203249855U (en) * | 2013-05-17 | 2013-10-23 | 中国科学院武汉岩土力学研究所 | On-site measuring device for measuring adhesion strength of contact surfaces of rock and spray concrete |
CN107238568A (en) * | 2017-03-31 | 2017-10-10 | 浙江大学 | Method of testing and loading device based on corrosion and the armored concrete bond-slip properties of fatigue load coupling influence |
CN209690147U (en) * | 2019-02-20 | 2019-11-26 | 中铁隧道集团二处有限公司 | A kind of test device of Tunnel and soil property country rock adhesion strength |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111796081A (en) * | 2020-07-09 | 2020-10-20 | 山东科技大学 | Temperature-adjustable base sprayed concrete performance testing device, method and system |
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