CN106643413A - Roof separation indicator system - Google Patents
Roof separation indicator system Download PDFInfo
- Publication number
- CN106643413A CN106643413A CN201710051367.XA CN201710051367A CN106643413A CN 106643413 A CN106643413 A CN 106643413A CN 201710051367 A CN201710051367 A CN 201710051367A CN 106643413 A CN106643413 A CN 106643413A
- Authority
- CN
- China
- Prior art keywords
- pulley
- pallet
- rope
- instrument system
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000926 separation method Methods 0.000 title abstract description 8
- 239000011435 rock Substances 0.000 claims description 23
- 230000032798 delamination Effects 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 9
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000004873 anchoring Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 17
- 239000010959 steel Substances 0.000 description 17
- 241000669069 Chrysomphalus aonidum Species 0.000 description 5
- 239000003245 coal Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241001536374 Indicator indicator Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a roof separation indicator system mainly including deep and shallow base points, wire ropes, a pallet, a pallet anchoring head, a pulley, a fixing rod, a dial, a pointer, and a fastener, the pulley forms an integral structure with the pallet via the fixing rod, the deep and shallow base points are led out from the drilling hole to the lane surface via the wire ropes in different lengths, the other ends of the wire ropes passes through the pallet holes and are arranged at the two sides of the pulley, the other ends of two wire ropes are screwed and fixed at the edge side of the pulley via fastening screws, one side surface of the pulley is attached to the circular dial, and a vertical pointer is fixed above the dial. The system can visually determine and obtain the information of the roof separation layer, thereby improving the accuracy of the monitoring result, and being simple in processing and easy to realize.
Description
【Technical field】
The invention belongs to mine down-hole tunnel driving ore pressure monitor technical field, and in particular to a kind of roof separation indicator system
System.
【Background technology】
Underground coal mine geology mining conditions are complicated, seek mine strata-pressure behavior, are to provide supporting construction for tunnel to set
The foundation that meter and support form are selected.Roof separation indicator indicator is mainly used for the roof delamination monitoring of coal mine roadway, instructs
Roof timbering parameter is chosen and prevents top board roof fall accident to occur.
Current roof separation indicator mainly uses mechanical type, but its onsite application effect extreme difference, a large amount of separation indicators to count after installing
According to substantially unchanged, and the tunnel surface point position disunity of shallow foundation point and deep basic point, if making the difference analysis its absciss layer amount,
Increased the error and unreliability of measurement result.
In order to accurately grasp the mechanicses of back, accurately measure between crucial rock stratum and lower section rock stratum from
Layer amount, is necessary to provide a kind of roof delamination instrument system in fact, to solve above technical problem.
【The content of the invention】
The problem that the present invention is solved is to overcome that original roof separation indicator measurement effect is poor, cannot directly read crucial rock stratum
With the defect of lower section rock stratum absciss layer amount, there is provided a kind of roof delamination instrument system, it is improved certainty of measurement.
The present invention is employed the following technical solutions:
A kind of roof delamination instrument system, including:Pulley and two ropes, of rope is fixed by two fixed anchor heads
In two positions of rock stratum roof plate, the other end of rope is connected to the circumferential surface of the pulley;One fixed anchor head passes through it
In a rope pulley can be pulled to be rotated along clockwise direction, another fix anchor head by other one restrict
Rope can pull the pulley to be rotated in the counterclockwise direction, when two fixed relative positions of the anchor head on rock stratum become
The pulley rotation is pulled on during change, by detecting that the amount of spin of pulley is obtained the absciss layer amount of rock stratum roof plate.
Described roof delamination instrument system also includes pallet, and the pallet is fixed in tunnel surface, the pallet and arranges
There are two rope passages, respectively edge is wound in clockwise and counterclockwise the pulley to two ropes by two rope passages
Circumferential surface.
Two rope passages in described pallet extend from tray center to pallet both sides form respectively, and two ropes lead to
From tray center upwards, another end opening of two rope passages is downward from pallet both sides for the one end open in road.
Two ropes are wound in the circumferential outer surface of pulley, and two ropes with tension mode in the circumference minimum point of pulley
Pulley is anchored on by securing member, and wherein one rope is wound in the lower-left quarter turn face of pulley, another rope is wound in
The bottom right quarter turn face of pulley.
The pulley is rotated by fix bar and is installed on the pallet, forms an overall structure.
Include two fix bars, one end of two fix bars is fixedly connected on the pallet, two fix bars
The other end is connected to the rotating shaft of the central shaft hole through the pulley.
The pulley surface is provided with pointer and graduated disc, by reading pointer indicated quarter on the graduated disc
The variable quantity of degree is detecting the amount of spin of the pulley.
Two fixed anchor heads are individually fixed in crucial rock stratum position and crucial rock stratum lower section soft rock position.
The pallet is fixed on tunnel surface by fixed anchor head.
Compared with prior art, the present invention at least has the advantages that:The present invention makes a call to one above back
Layer-through drilling, determines anchor head and shallow fixed anchor head is fully mounted in layer-through drilling, by two fixed anchor heads by two by deep and firm
Rope is separately fixed in tunnel, and the other end of rope is fixed on pulley, and the other end of two ropes passes through securing member
Connection, so, any one position for fixing anchor head changes, you can pulley rotation is driven, so as to accurately calculate absciss layer amount.
【Description of the drawings】
Fig. 1 is that apparatus of the present invention constitute structure chart;
Fig. 2 (a) is the composition structural representation of pallet and pulley in apparatus of the present invention;
Fig. 2 (b) is the mounting structure schematic diagram of pallet and fix bar in apparatus of the present invention;
Fig. 3 installs instrumentation plan for the present invention;
Fig. 4 is instrumentation plan after absciss layer of the present invention.
Wherein, 1-1 is for deep basic point steel wire rope, 2-2 for shallow foundation point fixation anchor head, 2-1 for deep basic point fixation anchor head, 1-2
Shallow foundation point steel wire rope, 3 be pallet, 4 be pulley, 5 be fix bar, 6 be pointer, 7 be securing member, 8 be circular scale, 9 for support
It is sinistral rope passage that disk fixes anchorage head, 10-1 for dextral rope passage, 10-2.
【Specific embodiment】
Whether absciss layer depends on lower section incompetent bed relative to upper to produce the basic feature of absciss layer, i.e. top board according to back
The movement of Fang Guanjian rock stratum, roof delamination amount is a kind of relative shift.
The invention provides a kind of roof delamination instrument system, the system is by depth basic point, steel wire rope, pallet, pallet rope
Passage, pulley, fix bar, circular scale, securing member, pointer etc. are constituted.The present invention's is characterized in that in back
Top makes a call in the position of setting that shallow foundation point, deep basic point installation is complete respectively in a layer-through drilling, the drilling, and described is shallow
The steel wire rope of basic point, deep basic point Jing different lengths respectively is led to beyond the surface of tunnel from drilling, the steel wire rope it is another
End is each passed through in pallet after left and right rope passage and is located at pulley both sides, and described pulley constitutes one by fix bar with pallet
Overall structure, the described steel wire rope other end is fixed along pulley both sides of the edge Jing securing members be connected with each other respectively, described pulley
Surface attachment has circular scale, one end that described graduated disc top has a vertical pointer to be fixed on fix bar.
Fig. 1 and Fig. 2 is referred to, the roof delamination instrument system includes being fixed to deep basic point in tunnel and fixes anchor head 1-1, shallow
Basic point fixes anchor head 1-2, inside sets the pallet 3 of rope passage, and pulley 4.Two fixed anchor heads are disposed entirely within back
In the layer-through drilling of top, two described fixed anchor heads lead to tunnel by the steel wire rope of different length from drilling respectively
Beyond surface, pallet 3 is installed on tunnel surface, pallet Nei Zi centers to both sides offer respectively left rope passage 10-2 and the right side
Rope passage 10-1, two steel wire ropes 2-1,2-2 are each passed through left and right rope passage 10-2,10-1 in pallet 3, along pallet
The both sides of the edge of pulley 4 of 3 lower sections, fasten through securing member 7, make two steel wire ropes 2 be close to the outward flange of pulley 4 (i.e. lower half circle
All outer surfaces) form an entirety.Two steel wire ropes are close to the lower half circumferential outer surface of pulley 4 and are fixed on pulley with tension mode
On, it is preferred that two steel wire ropes are fastened on pulley in the minimum point of pulley by same securing member 7, form an entirety, but
It is not limited thereto, also can be individually fixed on the lower half circumferential outer surface of pulley 4, as long as the basic point that every steel wire rope is connected is fixed
Anchor head position drives pulley rotation by changing.
Two sides of pulley 4 are formed a whole structure respectively by two fix bars 5 and pallet 3, and pulley 4 is at two
Motion is rotated freely between fix bar 5.A pointer 6 is placed with one end of a fix bar 5, current state is used to refer to
Pulley location, in the circular scale 8 of surface attachment one of the side roller 4 for having pointer 6, according to many of the diameter of pulley 4
Distance representative between each lattice of graduated disc 8 is assured that less, observes the location variation of pointer 6 before and after contrast twice i.e.
To observe the size of roof delamination amount twice.
Fig. 3 and Fig. 4 is referred to, in certain section of the next rectangular shaped roadways of coal mine, one is made a call to through difference along back
The drilling of rock stratum layer position, is individually fixed in crucial rock stratum position and crucial rock stratum lower section soft by depth basic point 1-1,1-2 Jing guide rods
Rock position, i.e., deep basic point and shallow foundation point, after fixing, the traction respectively through steel wire rope 2-1,2-2 of different length extremely drills
Outward, then two steel wire ropes 2-1,2-2 are each passed through left and right rope passage 10-2,10-1 in pallet 3, and pallet 3 is close to into square
The surface in shape tunnel, tenses two steel wire ropes 2-1,2-2, and the both sides of the edge along pulley 4 are fixed through securing member 7, make steel wire
Rope 2-1 and 2-2, pulley 4 etc. form a whole, that is, reach the purpose for installing the roof delamination system.
After installing the roof delamination instrument system, record corresponding to the circular scale 8 indicated by the surface pointer 6 of pulley 4
Numerical value, be designated as X1, with manifesting for mine pressure, absciss layer, i.e. shallow foundation point 1-2 places rock are produced between deep basic point and shallow foundation point
Layer position occurs relative to deep basic point 1-1 places rock stratum position, and the relative motion between steel wire rope 2-1 and 2-2 drives to be slided
The rotate counterclockwise of wheel 4, at the same time, observation of being gone into the well for the second time records the correspondence of graduated disc 8 now indicated by pointer 6
Numerical value, be designated as X2, during the difference (X1-X2) for recording twice is observation of going into the well twice, top board depth basic point 1-1 and shallow foundation point
The size of the absciss layer amount of top board between 1-2.
Claims (9)
1. a kind of roof delamination instrument system, it is characterised in that:Including:Pulley and two ropes, of rope is solid by two
Determine two positions that anchor head is fixed on rock stratum roof plate, the other end of rope is connected to the circumferential surface of the pulley;One fixation
Anchor head can pull the pulley to be rotated along clockwise direction by a rope therein, and another is fixed anchor head and passes through
An other rope can pull the pulley to be rotated in the counterclockwise direction, when two fixed anchor heads it is relative on rock stratum
The pulley rotation is pulled on when position changes, by detecting that the amount of spin of pulley is obtained the absciss layer of rock stratum roof plate
Amount.
2. a kind of roof delamination instrument system according to claim 1, it is characterised in that:Described roof delamination instrument system is also
Pallet (3) is included, the pallet (3) is fixed in tunnel surface, the pallet (3) and is provided with two rope passages, two ropes
Rope is by two rope passages respectively along the circumferential surface for being wound in the pulley clockwise and counterclockwise.
3. a kind of roof delamination instrument system according to claim 2, it is characterised in that:Two ropes in described pallet
Passage extends from tray center to pallet both sides form respectively, the one end open of two rope passages from tray center upwards, two
Another end opening of individual rope passage is downward from pallet both sides.
4. a kind of roof delamination instrument system according to claim 2, it is characterised in that:Two ropes are with tension mode winding
In the circumferential outer surface of pulley, and two ropes are anchored on pulley, and wherein one in the circumference minimum point of pulley by securing member
Root rope is wound in the lower-left quarter turn face of pulley, and another rope is wound in the bottom right quarter turn face of pulley.
5. a kind of roof delamination instrument system according to any one of claim 1-4, it is characterised in that:The pulley is by solid
Fixed pole (5) is rotated and is installed on the pallet, forms an overall structure.
6. a kind of roof delamination instrument system according to claim 5, it is characterised in that:Include two fix bars
(5), one end of two fix bars (5) is fixedly connected on the pallet (5), the other end of two fix bars (5) be connected to through
The rotating shaft of the central shaft hole of the pulley.
7. a kind of roof delamination instrument system according to any one of claim 1-4, it is characterised in that:The pulley surface sets
Be equipped with pointer (6) and graduated disc (8), by read the variable quantity of pointer (6) indicated scale on the graduated disc come
Detect the amount of spin of the pulley.
8. a kind of roof delamination instrument system according to any one of claim 1 to 4, it is characterised in that:Two fixed anchors
Head is individually fixed in crucial rock stratum position and crucial rock stratum lower section soft rock position.
9. a kind of roof delamination instrument system according to any one of claim 1 to 4, it is characterised in that:The pallet leads to
Cross fixed anchor head and be fixed on tunnel surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710051367.XA CN106643413B (en) | 2017-01-23 | 2017-01-23 | Roof separation layer appearance system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710051367.XA CN106643413B (en) | 2017-01-23 | 2017-01-23 | Roof separation layer appearance system |
Publications (2)
Publication Number | Publication Date |
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CN106643413A true CN106643413A (en) | 2017-05-10 |
CN106643413B CN106643413B (en) | 2024-02-27 |
Family
ID=58841409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710051367.XA Active CN106643413B (en) | 2017-01-23 | 2017-01-23 | Roof separation layer appearance system |
Country Status (1)
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CN (1) | CN106643413B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110608647A (en) * | 2019-10-19 | 2019-12-24 | 山东科技大学 | Mining goaf bottom plate deep hole displacement meter and using method thereof |
CN112729217A (en) * | 2020-12-23 | 2021-04-30 | 山东光安智能科技有限公司 | Multi-base-point top plate separation layer positioning sensor |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2155431Y (en) * | 1993-07-10 | 1994-02-09 | 煤炭科学研究总院北京开采研究所 | Roof spacing layer monitoring alarm |
CN101832745A (en) * | 2010-03-26 | 2010-09-15 | 山东科技大学 | Multi-position base plate delaminating monitor and using method thereof |
CN201581931U (en) * | 2009-12-30 | 2010-09-15 | 泰安思科赛德电子科技有限公司 | Surrounding rock moving sensor |
CN201903305U (en) * | 2010-10-29 | 2011-07-20 | 张源 | Gateway roof separation observation device |
CN103175477A (en) * | 2013-03-05 | 2013-06-26 | 中国矿业大学 | Roof separation indicator |
CN204202532U (en) * | 2014-10-09 | 2015-03-11 | 山东科技大学 | A kind of amplification reading roof separation indicator |
CN205066673U (en) * | 2015-11-05 | 2016-03-02 | 陕西煤业化工技术研究院有限责任公司 | Mining mechanical transmission digital display absciss layer monitoring system |
CN206891318U (en) * | 2017-01-23 | 2018-01-16 | 陕西煤业化工技术研究院有限责任公司 | A kind of roof delamination instrument system |
-
2017
- 2017-01-23 CN CN201710051367.XA patent/CN106643413B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2155431Y (en) * | 1993-07-10 | 1994-02-09 | 煤炭科学研究总院北京开采研究所 | Roof spacing layer monitoring alarm |
CN201581931U (en) * | 2009-12-30 | 2010-09-15 | 泰安思科赛德电子科技有限公司 | Surrounding rock moving sensor |
CN101832745A (en) * | 2010-03-26 | 2010-09-15 | 山东科技大学 | Multi-position base plate delaminating monitor and using method thereof |
CN201903305U (en) * | 2010-10-29 | 2011-07-20 | 张源 | Gateway roof separation observation device |
CN103175477A (en) * | 2013-03-05 | 2013-06-26 | 中国矿业大学 | Roof separation indicator |
CN204202532U (en) * | 2014-10-09 | 2015-03-11 | 山东科技大学 | A kind of amplification reading roof separation indicator |
CN205066673U (en) * | 2015-11-05 | 2016-03-02 | 陕西煤业化工技术研究院有限责任公司 | Mining mechanical transmission digital display absciss layer monitoring system |
CN206891318U (en) * | 2017-01-23 | 2018-01-16 | 陕西煤业化工技术研究院有限责任公司 | A kind of roof delamination instrument system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110608647A (en) * | 2019-10-19 | 2019-12-24 | 山东科技大学 | Mining goaf bottom plate deep hole displacement meter and using method thereof |
CN112729217A (en) * | 2020-12-23 | 2021-04-30 | 山东光安智能科技有限公司 | Multi-base-point top plate separation layer positioning sensor |
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Publication number | Publication date |
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CN106643413B (en) | 2024-02-27 |
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