CN206146897U - A simulation experiment monitoring system for top of roadway board absciss layer - Google Patents
A simulation experiment monitoring system for top of roadway board absciss layer Download PDFInfo
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- CN206146897U CN206146897U CN201621115378.7U CN201621115378U CN206146897U CN 206146897 U CN206146897 U CN 206146897U CN 201621115378 U CN201621115378 U CN 201621115378U CN 206146897 U CN206146897 U CN 206146897U
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- monitoring
- basic point
- displacement sensor
- absciss layer
- delamination
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 114
- 238000004088 simulation Methods 0.000 title claims abstract description 51
- 238000006073 displacement reaction Methods 0.000 claims abstract description 81
- 238000000926 separation method Methods 0.000 claims abstract description 31
- 230000032798 delamination Effects 0.000 claims description 58
- 239000002184 metal Substances 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005094 computer simulation Methods 0.000 abstract 2
- 238000009412 basement excavation Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 241000935974 Paralichthys dentatus Species 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009533 lab test Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides the utility model discloses a top of roadway board absciss layer simulation experiment's monitoring system. The utility model relates to a top of roadway board absciss layer simulation experiment's monitoring system. This monitoring system includes pre -buried pipe include pre -buried pipe I and pre -buried pipe II, the top installation absciss layer monitoring basic point I of pre -buried pipe I, I one end of connecting small -ga(u)ge wire I in the absciss layer monitoring basic point, the bottom port mouth of other end guide to pre -buried pipe I of small -ga(u)ge wire I take notes the display module with the absciss layer displacement sensing monitoring that places at simulation modeling experiment platform side and be connected through fixing guide pulley group I on right angle type high strength beam type support outward, the top installation absciss layer monitoring basic point II of pre -buried pipe II, II one end of connecting small -ga(u)ge wires II in the absciss layer monitoring basic point, the bottom port mouth of other end guide to pre -buried pipe II of small -ga(u)ge wire II take notes the display module with the absciss layer displacement sensing monitoring that places at simulation modeling experiment platform side and be connected through fixing guide pulley group II on right angle type high strength beam type support outward. The utility model is used for the roof separation layer monitoring.
Description
Technical field
This utility model is related to a kind of monitoring system for roadway roof absciss layer simulation experiment.
Background technology
Fall of ground is modal accident in colliery, and to the normal production and workman's life security in colliery serious prestige is brought
The side of body.With roadway head prevent and treat roof accident technology and equipment step up, driving face roof accident rate by
Step declines.Engineering practice shows, prevents and treats coal mine tunnel top board accident, it is important to take correct theoretical and means to carry out top board
Monitoring, grasps roof delamination rule, monitors roadway roof absciss layer and takes necessary reply means and measure to preventing accident
Generation and ensure that safety in production is significant.Analog material simulating lab test is by former Soviet Union scholar Boris Kuznetsov
The theory of similarity of proposition and set up it is a set of by Physical Experiment, mechanical analyses, model measurement until instruct engineering practice
Experiment research.The method is widely used in mining, ground, metallurgy, water conservancy, oil, building, machinery, geology, explosion and ground
The industries such as lower engineering.Therefore, both at home and abroad many experts and scholars adopt analog material simulating lab test means research coal mine roadway
Wall rock destabilization Mechanism of Deformation And Failure, but traditional mechanical type roof delamination monitoring instrument is when being used for indoor analog simulation, although knot
Structure is simple, but build is larger, it is impossible to adapt to the narrow and small excavation space in analog simulation tunnel；Certainty of measurement is relatively low, it is impossible to accurately supervise
Survey the small roof delamination displacement in analog simulation tunnel；If bed separation displacement monitoring is installed in artificial drilling after roadway excavation
Basic point, operation inconvenience of drilling in narrow and small simulation space, bed separation displacement monitoring basic point installation accuracy cannot be controlled precisely.
The content of the invention
The purpose of this utility model be to provide a kind of small volume, sensitivity is high, it is pre-buried to be capable of achieving bed separation displacement monitoring basic point,
Corrosion-resistant, electromagnetism interference, indoors analog simulation roadway excavation narrow space, the absciss layer order of magnitude be less, top board has water drenching etc.
Under the conditions of can use safely, realize analog simulation roadway roof absciss layer real time on-line monitoring one kind be used for back from
The monitoring system of layer simulation experiment.
Above-mentioned purpose is realized by following technical scheme：
A kind of monitoring system for roadway roof absciss layer simulation experiment, its composition includes：Pre-buried conduit, delamination monitoring base
Point, perpendicular type high intensity beam-type support, leading block group, finer wire, bed separation displacement sensor monitoring record display module, it is described
Pre-buried conduit includes pre-buried conduit I 1 and pre-buried conduit II 2, and delamination monitoring basic point I 3 is installed on the top of described pre-buried conduit I 1,
Described delamination monitoring basic point I 3 connects one end of finer wire I 4, and the other end of described finer wire I 4 is guided to pre-buried conduit I 1
Bottom port it is outer by the leading block group I that is fixed on perpendicular type high intensity beam-type support be placed on similarity simulation experiment
The bed separation displacement sensor monitoring record display module of the side of platform 18 is connected；
Delamination monitoring basic point II 5 is installed on the top of described pre-buried conduit II 2, and described delamination monitoring basic point II 5 connects
One end of finer wire II 6, the other end of described finer wire II 6 is guided to outside the bottom port of pre-buried conduit II 2 by fixing
Leading block group II on perpendicular type high intensity beam-type support records the side of display module with bed separation displacement sensor monitoring is placed
Shape shell body 23 is connected；
Described pre-buried conduit I 1, delamination monitoring basic point I 3 are embedded in phase with pre-buried conduit II 2, delamination monitoring basic point II 5
Like in simulated experiment platform 18.
A kind of described monitoring system for roadway roof absciss layer simulation experiment, described bed separation displacement sensor monitoring note
Record display module includes the resistor type displacement sensor I and delamination monitoring basic point II 5 of the displacement transmission I of delamination monitoring basic point I 3
The resistor type displacement sensor II of displacement transmission II；
Described delamination monitoring basic point I 3 transmits signals to resistor type displacement sensor I by displacement transmission I, described
Resistor type displacement sensor I transmits signals to precision constant current source circuit I, and described precision constant current source circuit I is by signal transmission
To single chip circuit, bi-directional letter between described single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit
Number, described single chip circuit receives the signal of power supply circuits；
Described delamination monitoring basic point II 5 transmits signals to resistor type displacement sensor II, institute by displacement transmission II
The resistor type displacement sensor II stated transmits signals to precision constant current source circuit II, and described precision constant current source circuit II will be believed
Number it is transferred to single chip circuit, two-way biography between described single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit
Delivery signal, described single chip circuit receives the signal of power supply circuits.
A kind of described monitoring system for roadway roof absciss layer simulation experiment, described perpendicular type high intensity beam type
Frame includes scalable metal bracket I 7 and scalable metal bracket II 8；
Leading block group I is set on described scalable metal bracket I 7, and described leading block group I is including a guiding
Pulley 9 and No. two leading blocks 10, a described leading block 9 is fixedly installed on the transverse bar of scalable metal bracket I 7
Left-hand end, No. two described leading blocks 10 are fixedly installed on the right-hand end of the transverse bar of scalable metal bracket I 7；
Leading block group II is set on described scalable metal bracket II 8, and described leading block group II includes No. three
Leading block 11 and No. four leading blocks 12, No. three described leading blocks 11 are fixedly installed on scalable metal bracket II 8
The left-hand end of transverse bar, No. four described leading blocks 12 are fixedly installed on the right side of the transverse bar of scalable metal bracket II 8
End.
A kind of described monitoring system for roadway roof absciss layer simulation experiment, described resistor type displacement sensor I
Including precision potentiator 13, one end of described precision potentiator 13 connects elevator axle 14, winds thin on described elevator axle 14
Steel wire I 4, the two ends of described elevator axle 14 connect respectively bearing I 15 and bearing II 16, described bearing I 15 and bearing II 16
Between arrange two annular stop blocks 17, between described annular stop block 17 wind finer wire I 4；
Described resistor type displacement sensor II is identical with the structure of resistor type displacement sensor I.
A kind of described monitoring system for roadway roof absciss layer simulation experiment, described precision constant current source circuit I with
The current range of precision constant current source circuit II is 0 ~ 0.5mA.
Beneficial effect：
1st, this utility model has small volume（It is easy to be used in the narrow and small simulation tunnel of analog simulation indoors）, sensitivity
It is high（The roof delamination amount that analog simulation roadway excavation is produced is little, needs highly sensitive displacement transducer）, it is corrosion-resistant（Overcome lane
Road top board water drenching affects）, electromagnetism interference（Overcome the electromagnetic interference of the indoor Other Instruments of experiment）, can long-distance transmissions（It is easy to
It is connected with analog simulation frame external equipment）, it is capable of achieving analog simulation roadway excavation roof delamination real time on-line monitoring.Can be extensive
It is applied to the country rock inside absciss layer variation monitoring of indoor analog simulation mine rock tunnel, heading.
2nd, this utility model is mounted with the displacement transducer of precision, and sensitivity is high, it is ensured that can real-time monitoring record similar
The small roof delamination amount that simulation roadway excavation is produced.
3rd, this utility model is by leading block I and leading block II（Play guide effect twice：Vertically to level, water
Put down to vertical）, by the finer wire I of delamination monitoring basic point I, the finer wire II of delamination monitoring basic point II and it is placed on similar mould respectively
The bed separation displacement sensor monitoring record display module of type side is connected, and overcomes simulation roadway excavation narrow space, it is impossible to will be from
Layer displacement monitoring recording equipment is all put into the limitation inside lane space.
4th, this utility model realizes the presetting preburied of delamination monitoring basic point, overcomes and manually drilled after simulation roadway excavation
The operation inconvenience and installation accuracy for installing delamination monitoring basic point cannot be controlled precisely.
Description of the drawings：
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is bed separation displacement sensor monitoring record display module signal flow graph of the present utility model.
Accompanying drawing 3 is the hoisting mechanism of the resistor type displacement sensor of accompanying drawing 2.
Accompanying drawing 4 is the close-up schematic view of accompanying drawing 1.
Accompanying drawing 5 is bed separation displacement sensing recording equipment calibration experiment curve chart of the present utility model.
Accompanying drawing 6 is testing stand of the present utility model and pre-buried catheter position schematic diagram.
Specific embodiment：
Embodiment 1
A kind of monitoring system for roadway roof absciss layer simulation experiment, its composition includes：Pre-buried conduit, delamination monitoring base
Point, perpendicular type high intensity beam-type support, leading block group, finer wire, bed separation displacement sensor monitoring record display module, it is described
Pre-buried conduit includes pre-buried conduit I 1 and pre-buried conduit II 2, and delamination monitoring basic point I 3 is installed on the top of described pre-buried conduit I 1,
Described delamination monitoring basic point I 3 connects one end of finer wire I 4, and the other end of described finer wire I 4 is guided to pre-buried conduit I 1
Bottom port it is outer by the leading block group I that is fixed on perpendicular type high intensity beam-type support be placed on similarity simulation experiment
The bed separation displacement sensor monitoring record display module of the side of platform 18 is connected, and described finer wire I 4 is through bed separation displacement sensing prison
Survey the circular through holes 21 of record display module；
Delamination monitoring basic point II 5 is installed on the top of described pre-buried conduit II 2, and described delamination monitoring basic point II 5 connects
One end of finer wire II 6, the other end of described finer wire II 6 is guided to outside the bottom port of pre-buried conduit II 2 by fixing
Leading block group II on perpendicular type high intensity beam-type support records the side of display module with bed separation displacement sensor monitoring is placed
Shape shell body 23 is connected；
Described pre-buried conduit I 1, delamination monitoring basic point I 3 are embedded in phase with pre-buried conduit II 2, delamination monitoring basic point II 5
Like in simulated experiment platform 18, described finer wire II 6 records the circular through holes 21 of display module through bed separation displacement sensor monitoring.
Embodiment 2
A kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 1, described bed separation displacement is passed
Sense monitoring record display module includes the resistor type displacement sensor I and delamination monitoring of the displacement transmission I of delamination monitoring basic point I 3
The resistor type displacement sensor II of the displacement transmission II of basic point II 5；
Described delamination monitoring basic point I 3 transmits signals to resistor type displacement sensor I by displacement transmission I, described
Resistor type displacement sensor I transmits signals to precision constant current source circuit I, and described precision constant current source circuit I is by signal transmission
To single chip circuit, bi-directional letter between described single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit
Number, described single chip circuit receives the signal of power supply circuits；
Described delamination monitoring basic point II 5 transmits signals to resistor type displacement sensor II, institute by displacement transmission II
The resistor type displacement sensor II stated transmits signals to precision constant current source circuit II, and described precision constant current source circuit II will be believed
Number it is transferred to single chip circuit, two-way biography between described single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit
Delivery signal, described single chip circuit receives the signal of power supply circuits.
Embodiment 3
A kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 1, described perpendicular type is high-strength
Degree beam-type support includes scalable metal bracket I 7 and scalable metal bracket II 8, described scalable metal bracket I 7 with can
It is connected by connecting rod 22 between flexible metal bracket II 8；
Leading block group I is set on described scalable metal bracket I 7, and described leading block group I is including a guiding
Pulley 9 and No. two leading blocks 10, a described leading block 9 is fixedly installed on the transverse bar of scalable metal bracket I 7
Left-hand end, No. two described leading blocks 10 are fixedly installed on the right-hand end of the transverse bar of scalable metal bracket I 7；
Leading block group II is set on described scalable metal bracket II 8, and described leading block group II includes No. three
Leading block 11 and No. four leading blocks 12, No. three described leading blocks 11 are fixedly installed on scalable metal bracket II 8
The left-hand end of transverse bar, No. four described leading blocks 12 are fixedly installed on the right side of the transverse bar of scalable metal bracket II 8
End.
Embodiment 4
A kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 2, described resistance-type displacement
Sensor I includes precision potentiator 13, and one end of described precision potentiator 13 connects elevator axle 14, on described elevator axle 14
Winding finer wire I 4, the two ends of described elevator axle 14 connect respectively bearing I 15 and bearing II 16, described bearing I 15 and axle
Two annular stop blocks 17 of setting between II 16 are held, finer wire I 4 is wound between described annular stop block 17；
Described resistor type displacement sensor II is identical with the structure of resistor type displacement sensor I.
Embodiment 5
A kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 2, described precision constant current source
Circuit I is 0 ~ 0.5mA with the current range of precision constant current source circuit II.
Embodiment 6
A kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 1, described pre-buried conduit I 1
It is formed by connecting by the threaded short tube of more piece with pre-buried conduit II 2, described delamination monitoring basic point I 3 has anchor head I, described
Delamination monitoring basic point II 5 there is anchor head II, described anchor head I is identical with the structure of anchor head II, and described anchor head I is fixedly connected
There is anchor fluke I 19, described anchor fluke I 19 coordinates hole wall surrounding to use, and described anchor head II is fixedly connected with anchor fluke II 20, described
Anchor fluke II 20 coordinates hole wall surrounding to use.
Embodiment 7
A kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 1, sensor model number：STS-R-
1000 displacement transducers；Single-chip microcomputer model：STC12C5A60S2.
Embodiment 8
The monitoring method of a kind of monitoring system for roadway roof absciss layer simulation experiment described in embodiment 1-5, in lane
Pre-buried 1 pre-buried conduit I 1 and 1 pre-buried conduit II 2 in the vertical top board in channel layer position, in two conduits difference is pre-installed on respectively
The delamination monitoring basic point I 3 of depth（Deep）With delamination monitoring basic point II 5（Superficial part）, when tunnel excavation simulation is to pre-buried conduit position
Place is put, the pre-buried conduit that merogenesis is threadedly coupled vertically is extracted, the anchor fluke on delamination monitoring basic point is secured firmly to hole wall surrounding；
As simulation tunnel continues to excavate or closed on coal-face mining influence, the pre-buried conduit position of the back overlying strata forward
The place of putting can produce absciss layer phenomenon, and delamination monitoring basic point passes through leading block group of the finer wire on perpendicular type high intensity beam-type support
Guiding, by bed separation displacement amount the resistor type displacement sensor that bed separation displacement sensor monitoring record display module inside is installed is delivered to
On, resistor type displacement sensor transmits signals to precision constant current source circuit, and precision constant current source circuit transmits signals to monolithic
Electromechanical road, bi-directional signal between single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit, so as to realize phase
Like simulation roadway excavation roof delamination real time on-line monitoring and data display.
Workflow：
At tunnel excavation simulation to pre-buried catheter position, the conduit that merogenesis is threadedly coupled vertically is extracted, delamination monitoring
The pawl that falls of basic point is secured firmly to hole wall surrounding, and the finer wire other end for connecting delamination monitoring basic point is high via perpendicular type is fixed on
The guiding of the pulley on intensity beam-type support, records with the bed separation displacement sensor monitoring for being placed on the side of similarity simulation experiment platform 18
Display module connects, the bed separation displacement sensor monitoring record display module, and 2 performance identical displacement sensings are provided with inside it
Device.
Multistage merogenesis is threadedly coupled, the height adjustable of conduit, to realize delamination monitoring deep basic point A and superficial part basic point B
It is attached at suitable back casing position, the height of 1 pre-buried conduit I is 28-40cm, a diameter of φ 2.8cm, 1
The height of pre-buried conduit II is 7-10cm, a diameter of φ 2.8cm；（The depth of underground coal mine delamination monitoring basic point I is generally 7 ~
10m, the depth of delamination monitoring basic point II is generally 1.8 ~ 2.5m, according to the likelihood ratio 1:25, the height for being converted into pre-buried conduit I is
28-40cm, the height of pre-buried conduit II is 7-10cm.）,（Designed using the short tube of regular length, it is fixed often to save screw thread short tube tool
There are several full-lengths such as 5cm, 3cm, 2cm, laying ratio according to scale model, simulate the size in tunnel, free group
Close）.
The height adjustable of the perpendicular type high intensity beam-type support of bed separation displacement conducting subassembly, length are scalable, to adapt to not
With tunnel is excavated at layer position, the bed separation displacement that bed separation displacement monitoring assembly is monitored is conducted to bed separation displacement sensor monitoring record
Display module；Steel wire adopts instrument steel wire rope, and steel wire rope cross section diameter is 0.8mm, and every steel wire rope is by 49 finer wires
Braiding is formed, and meets the intensity requirement for using.
Fig. 2,3, shown in Fig. 5, the compact conformation of the device is rationally distributed, and stress deformation linearly changes, accurate recording
The small absciss layer amount that analog simulation roadway excavation is produced in top board, causes the rope capacity of this layer of position delamination monitoring basic point connection
Change.The guide effect of the pulley by being fixed on perpendicular type high intensity beam-type support, steel wire rope passes bed separation displacement
Pass the bed separation displacement sensing recording equipment being attached thereto.
After the completion of this utility model, calibration experiment is carried out to its model machine, as a result as shown in Figure 5.Can by experimental result
Know, the deformation quantity that displacement transducer is monitored is presented good linear relationship with analog simulation roadway excavation roof delamination amount, reaches
Design requirement is arrived, design original intention has been fully met, has illustrated that this device can be carried out to analog simulation roadway excavation roof delamination amount
Effectively monitoring.
Certainly, described above is not that, to restriction of the present utility model, this utility model is also not limited to the example above,
Change, remodeling, addition or replacement that those skilled in the art are made in essential scope of the present utility model, also should
Belong to protection domain of the present utility model.
Claims (5)
1. a kind of monitoring system for roadway roof absciss layer simulation experiment, its composition includes：Pre-buried conduit, delamination monitoring base
Point, perpendicular type high intensity beam-type support, leading block group, finer wire, bed separation displacement sensor monitoring record display module, its feature
It is：Described pre-buried conduit includes pre-buried conduit I（1）With pre-buried conduit II（2）, described pre-buried conduit I（1）Top install
Delamination monitoring basic point I（3）, described delamination monitoring basic point I（3）Connection finer wire I（4）One end, described finer wire I（4）
The other end guide to pre-buried conduit I（1）The outer guiding by being fixed on perpendicular type high intensity beam-type support of bottom port
Assembly pulley I be placed on similarity simulation experiment platform（18）The bed separation displacement sensor monitoring record display module of side is connected；
Described pre-buried conduit II（2）Top delamination monitoring basic point II is installed（5）, described delamination monitoring basic point II（5）Even
Connect finer wire II（6）One end, described finer wire II（6）The other end guide to pre-buried conduit II（2）Bottom port outside
Shown with bed separation displacement sensor monitoring record is placed by the leading block group II being fixed on perpendicular type high intensity beam-type support
The square shell body of component（23）It is connected；
Described pre-buried conduit I（1）, delamination monitoring basic point I（3）With pre-buried conduit II（2）, delamination monitoring basic point II（5）Bury
In similarity simulation experiment platform（18）It is interior.
2. a kind of monitoring system for roadway roof absciss layer simulation experiment according to claim 1, is characterized in that：It is described
Bed separation displacement sensor monitoring record display module include delamination monitoring basic point I（3）Displacement transmission I resistance-type displacement sensing
Device I and delamination monitoring basic point II（5）Displacement transmission II resistor type displacement sensor II；
Described delamination monitoring basic point I（3）Resistor type displacement sensor I, described electricity are transmitted signals to by displacement transmission I
Resistive displacement transducer I transmits signals to precision constant current source circuit I, and described precision constant current source circuit I is transmitted signals to
Bi-directional signal between single chip circuit, described single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit,
Described single chip circuit receives the signal of power supply circuits；
Described delamination monitoring basic point II（5）Resistor type displacement sensor II is transmitted signals to by displacement transmission II, it is described
Resistor type displacement sensor II transmit signals to precision constant current source circuit II, described precision constant current source circuit II is by signal
It is transferred to single chip circuit, bi-directional between described single chip circuit and man-machine interface circuit, storage circuit, telecommunication circuit
Signal, described single chip circuit receives the signal of power supply circuits.
3. a kind of monitoring system for roadway roof absciss layer simulation experiment according to claim 1, is characterized in that：It is described
Perpendicular type high intensity beam-type support include scalable metal bracket I（7）With scalable metal bracket II（8）；
Described scalable metal bracket I（7）Upper setting leading block group I, described leading block group I includes that is oriented to a cunning
Wheel（9）With No. two leading blocks（10）, a described leading block（9）It is fixedly installed on scalable metal bracket I（7）Horizontal stroke
To the left-hand end of bar, No. two described leading blocks（10）It is fixedly installed on scalable metal bracket I（7）Transverse bar right side
End；
Described scalable metal bracket II（8）Upper setting leading block group II, described leading block group II is led including No. three
To pulley（11）With No. four leading blocks（12）, described No. three leading blocks（11）It is fixedly installed on scalable metal bracket II
（8）Transverse bar left-hand end, No. four described leading blocks（12）It is fixedly installed on scalable metal bracket II（8）It is horizontal
The right-hand end of bar.
4. a kind of monitoring system for roadway roof absciss layer simulation experiment according to claim 2, is characterized in that：It is described
Resistor type displacement sensor I include precision potentiator（13）, described precision potentiator（13）One end connection elevator axle
（14）, described elevator axle（14）Upper winding finer wire I（4）, described elevator axle（14）Two ends connect bearing I respectively（15）
With bearing II（16）, described bearing I（15）With bearing II（16）Between arrange two annular stop blocks（17）, described annular
Limited block（17）Between wind finer wire I（4）；
Described resistor type displacement sensor II is identical with the structure of resistor type displacement sensor I.
5. a kind of monitoring system for roadway roof absciss layer simulation experiment according to claim 2, is characterized in that：It is described
The current range of precision constant current source circuit I and precision constant current source circuit II be 0 ~ 0.5mA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621115378.7U CN206146897U (en) | 2016-10-12 | 2016-10-12 | A simulation experiment monitoring system for top of roadway board absciss layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621115378.7U CN206146897U (en) | 2016-10-12 | 2016-10-12 | A simulation experiment monitoring system for top of roadway board absciss layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206146897U true CN206146897U (en) | 2017-05-03 |
Family
ID=58620948
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621115378.7U Expired - Fee Related CN206146897U (en) | 2016-10-12 | 2016-10-12 | A simulation experiment monitoring system for top of roadway board absciss layer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257278A (en) * | 2016-10-12 | 2016-12-28 | 华北科技学院 | System and monitoring method are monitored in a kind of simulation experiment for roadway roof absciss layer |
| CN107643063A (en) * | 2017-10-19 | 2018-01-30 | 安徽理工大学 | A kind of noiseless automonitor of lane surface displacement |
-
2016
- 2016-10-12 CN CN201621115378.7U patent/CN206146897U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106257278A (en) * | 2016-10-12 | 2016-12-28 | 华北科技学院 | System and monitoring method are monitored in a kind of simulation experiment for roadway roof absciss layer |
| CN106257278B (en) * | 2016-10-12 | 2018-02-23 | 华北科技学院 | A kind of simulated experiment monitoring system and monitoring method for roadway roof absciss layer |
| CN107643063A (en) * | 2017-10-19 | 2018-01-30 | 安徽理工大学 | A kind of noiseless automonitor of lane surface displacement |
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