CN201628537U - Top plate displacement monitoring instrument - Google Patents
Top plate displacement monitoring instrument Download PDFInfo
- Publication number
- CN201628537U CN201628537U CN2010201266813U CN201020126681U CN201628537U CN 201628537 U CN201628537 U CN 201628537U CN 2010201266813 U CN2010201266813 U CN 2010201266813U CN 201020126681 U CN201020126681 U CN 201020126681U CN 201628537 U CN201628537 U CN 201628537U
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- housing
- wire rope
- top board
- mechanical part
- chip microcomputer
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Abstract
The utility model discloses a top plate displacement monitoring instrument which is characterized in that the monitoring instrument comprises a shell that is internally provided with a mechanical part and an electronic part; the mechanical part comprised a thread wheel fixed on the shell; the thread wheel is provided with a winding spring for tensioning and resetting; a steel wire rope is fixed and wound on the thread wheel, and the other end of the steel wire rope is wound outside the shell and fixedly connected with an anchoring device; the electronic part comprises a power supply, a singlechip as well as a conversion circuit, a signal amplification circuit and a potentiometer which are sequentially connected with the singlechip; the potentiometer is connected with the thread wheel by a rotating shaft; and the singlechip is connected with a signal processing circuit and is connected with an upper computer by a signal transmission part. Compared with the prior art, the top plate displacement monitoring instrument has the functions of real-time displaying, recording, transmitting, alarming and the like for the top plate displacement state.
Description
One, technical field
The utility model relates to a kind of mining safety equipment, especially relates to a kind of mining roof plate displacement monitor.
Two, background technology
Though China is coal big country, per capita resource is poor relatively, and is along with development and national economy, increasing to the demand of coal.And security incident was continuous in recent years, had caused loss for national product and people's property.One of mine safety accidents main source is for the understanding of movement of roof rule and prediction is inaccurate causes, most of colliery also rests on the stage of detecting roof delamination with mechanical roof delamination instrument to the monitoring of top board, adopt the displacement situation of manual record top board, the data observation inconvenience, record is random big.Can not be to the roof delamination real-time monitored, the movement of roof rule is carried out branch plate and prediction.
Three, summary of the invention
At above problem, the utility model provides a kind of coal mine roof plate absciss layer state is monitored, and has real-time demonstration, record, the transmission of top board displacement state, the mining roof plate displacement monitor of warning function.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of top board displacement monitor, comprise housing, be provided with mechanical part and electronic section in the described housing, described mechanical part comprises the line wheel that is fixed on the housing, line wheel is provided with tension and resets and use wind spring, the line wheel is gone up fixing and is wound with wire rope, and the other end of wire rope lays out housing and fixedly connected anchor;
Described electronic section comprises power supply, single-chip microcomputer, be connected with change-over circuit, signal amplification circuit and potentiometer in turn with single-chip microcomputer, potentiometer is by rotating shaft connecting line wheel, and single-chip microcomputer is connected with signal processing circuit, display circuit, and single-chip microcomputer connects host computer through the signal hop; The side of described housing is provided with display board.
Be provided with waterproof bulkhead between mechanical part and electronic section in the above-mentioned top board displacement monitor, described housing.Described waterproof bulkhead is divided into two chambeies up and down with housing, and mechanical part is positioned at the housing cavity of resorption, electronic section is positioned at the housing epicoele.
Above-mentioned top board displacement monitor, described wire rope are two, the online wheel of the fixing winding of an end of two wire rope, and the other end is fixedly connected on respectively on two anchors after laying out housing.
Above-mentioned top board displacement monitor, housing is provided with line-connecting machine outward, the outer wire rope fixedly connected anchor behind line-connecting machine of shell.
Anchor is fixed on the top board, anchor and top board are synchronized with the movement when top board is subjected to displacement, anchor drives the wire rope motion, wire rope pulls wire wheel rotates, the line wheel drives potentiometer by the potentiometer rotating shaft and rotates, thereby mechanical signal is become electric signal, and electric signal is through amplifying conversion, sending control circuit to.
Owing to can be articulated on the rock pressure [in mine system for monitoring displacement with intrinsic safety type transmission substation by the colliery, not only can monitor the active state of coal mine roof plate in real time, when exceeding the setting alarming value, the top board displacement sends alerting signal, can also be uploaded to the ground maneuvers chamber by the rock pressure [in mine system for monitoring displacement, carry out the real-time monitoring and the early warning of subsurface environment in conjunction with signals such as roof pressures.And embody the motion process of superincumbent stratum in the process of coal mining, thereby visual analysis, decision-making are carried out in the safe working of mining area in multiple modes such as figure, emulation, literal, forms.
Four, description of drawings
Fig. 1 is the utility model connection diagram;
Fig. 2 is the housing cross-sectional view;
Fig. 3 is the circuit structure connection diagram.
Five, embodiment
The following correlation technique content of not addressing all can adopt or use for reference prior art.
As shown in Figure 1, 2, a kind of top board displacement monitor comprises housing 5, be provided with waterproof bulkhead 13 in the housing 5, described dividing plate 13 is divided into upper and lower two chambeies with housing 5, and wherein epicoele is to be provided with electronic section in annular seal space and its at least, to have guaranteed the waterproof requirement of electronic section; The housing cavity of resorption is provided with mechanical part, and described mechanical part comprises the line wheel 10 that is contained in enclosure interior; Line wheel 10 is provided with tension and resets with wind spring 9; Line wheel 10, wind spring 9 are fixed on the bottom of housing 5 by the fixed head 11 at two ends, fix and be wound with two strand steel wire ropes 2 on the described line wheel 10, the other end of wire rope 2 lays out housing 5, and be fixedly connected with two anchors 1 by the line-connecting machine 3 of being located at housing 5 upper ends, promptly a strand steel wire rope is connected with an anchor.
Described electronic section comprises circuit mainboard 8, the circuit mainboard is provided with power supply and single-chip microcomputer, be connected with A/D change-over circuit, signal amplification circuit and potentiometer 7 in turn with single-chip microcomputer, described potentiometer 7 is positioned at housing 5 epicoeles and takes turns 10 by the rotating shaft connecting line, line wheel 10 drives potentiometer 7 and rotates when rotating, mechanical motion is converted to electric signal, and electric signal is transferred to single-chip microcomputer through amplifying, changing.
In addition, also be connected with signal processing circuit and display circuit with single-chip microcomputer, single-chip microcomputer connects substation, main website, host computer through the signal hop; Display circuit---display board 12 is positioned at housing one side; The left and right end of housing 5 respectively has the aviation plug of the communication of an input that is used for power supply and signal; Power supply is respectively signal amplification circuit, A/D change-over circuit, signal processing circuit, display circuit, signal circuit, single-chip microcomputer power supply is provided.This monitor can realize that four LED show and two displacement points monitor.
Fig. 3 is a schematic block circuit diagram of the present utility model, and the utility model can be articulated on the rock pressure [in mine system for monitoring displacement with intrinsic safety transmission substation by the colliery, carries out real-time Data Transmission.
During use, the utility model is installed under the coal mine, punch on top board with air drill earlier, with mounting rod two anchors 1 are pushed into the boring upper end respectively, provide wire rope 2 by line bundle 6, gently draw wire rope 2 confirm anchors 1 anchor live, after extracting two sections wire rope 2 on the monitor line wheel 10 about 1.5 meters respectively by two line-connecting machines 3 on monitor top, the two-section wire rope good with anchoring is connected, then the anchor 1 on push rod top is shifted onto predetermined monitoring location in the boring, the wind spring 9 of this moment should be in stress.Usually and on the roofbolt be in sustained height, gently draw instrument, confirm anchor 1 anchoring.The anchor 1 that monitor passes through is fixed on the top board, the top board displacement changes the distance between anchor 1 and the housing 5, the variation of distance is rotated by rope belt moving-wire wheel 10 and potentiometer, the resistance of potentiometer is changed, the signal that changes is after amplification and A/D conversion, after passing through the single-chip microcomputer calculation process again, show the shift value of working as two basic points of front top plate, simultaneously current shift value is stored and uploaded at charactron.
Claims (6)
1. top board displacement monitor is characterized in that: comprises housing, is provided with mechanical part and electronic section in the described housing,
Described mechanical part comprises the line wheel that is fixed on the housing, and the line wheel is provided with tension and resets and use wind spring, and the line wheel is gone up fixing and is wound with wire rope, and the other end of wire rope lays out also fixedly connected anchor of housing;
Described electronic section comprises power supply, single-chip microcomputer, be connected with change-over circuit, signal amplification circuit and potentiometer in turn with single-chip microcomputer, potentiometer is by rotating shaft connecting line wheel, and single-chip microcomputer is connected with signal processing circuit, and single-chip microcomputer connects host computer through the signal hop.
2. top board displacement monitor according to claim 1 is characterized in that: be provided with waterproof bulkhead between mechanical part and electronic section in the described housing.
3. top board displacement monitor according to claim 1 is characterized in that: described wire rope is two, the online wheel of the fixing winding of an end of two wire rope, and the other end is fixedly connected on respectively on two anchors after laying out housing.
4. according to claim 1 or 3 described top board displacement monitors, it is characterized in that: housing is provided with line-connecting machine outward, the outer wire rope fixedly connected anchor behind line-connecting machine of shell.
5. top board displacement monitor according to claim 2 is characterized in that: described waterproof bulkhead is divided into two chambeies up and down with housing, and mechanical part is positioned at the housing cavity of resorption, electronic section is positioned at the housing epicoele.
6. top board displacement monitor according to claim 1 is characterized in that: the side of described housing is provided with display board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201266813U CN201628537U (en) | 2010-03-05 | 2010-03-05 | Top plate displacement monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201266813U CN201628537U (en) | 2010-03-05 | 2010-03-05 | Top plate displacement monitoring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201628537U true CN201628537U (en) | 2010-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201266813U Expired - Fee Related CN201628537U (en) | 2010-03-05 | 2010-03-05 | Top plate displacement monitoring instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN201628537U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102174900A (en) * | 2011-03-08 | 2011-09-07 | 太原理工大学 | Top plate displacement monitoring device based on pretightening force |
| CN103266918A (en) * | 2013-05-23 | 2013-08-28 | 山西煤炭运销集团有限公司 | Network digital parallel direct-reading roof separation instrument |
| CN103266919A (en) * | 2013-05-23 | 2013-08-28 | 山西煤炭运销集团有限公司 | Network digital straight-bar direct-reading roof separation instrument |
| CN103759659A (en) * | 2014-01-27 | 2014-04-30 | 山东微感光电子有限公司 | Fiber bragg grating displacement sensor capable of conducting multi-point measurement |
| CN104101316A (en) * | 2014-04-25 | 2014-10-15 | 中国矿业大学 | Mechanical traction type coal mine underground hydraulic support plunger travel dynamic monitor |
| CN104594948A (en) * | 2014-12-15 | 2015-05-06 | 赖卫华 | Observation instrument |
| CN105258967A (en) * | 2015-11-05 | 2016-01-20 | 攀钢集团矿业有限公司 | Calibration device for underground ore drawing test |
| US9266192B2 (en) | 2012-05-29 | 2016-02-23 | Electro Scientific Industries, Inc. | Method and apparatus for processing workpieces |
| CN109163688A (en) * | 2018-08-17 | 2019-01-08 | 山东思科赛德矿业安全工程有限公司 | A kind of three basic point roof delamination monitoring instrument |
-
2010
- 2010-03-05 CN CN2010201266813U patent/CN201628537U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102174900A (en) * | 2011-03-08 | 2011-09-07 | 太原理工大学 | Top plate displacement monitoring device based on pretightening force |
| US9266192B2 (en) | 2012-05-29 | 2016-02-23 | Electro Scientific Industries, Inc. | Method and apparatus for processing workpieces |
| CN103266918A (en) * | 2013-05-23 | 2013-08-28 | 山西煤炭运销集团有限公司 | Network digital parallel direct-reading roof separation instrument |
| CN103266919A (en) * | 2013-05-23 | 2013-08-28 | 山西煤炭运销集团有限公司 | Network digital straight-bar direct-reading roof separation instrument |
| CN103759659A (en) * | 2014-01-27 | 2014-04-30 | 山东微感光电子有限公司 | Fiber bragg grating displacement sensor capable of conducting multi-point measurement |
| CN103759659B (en) * | 2014-01-27 | 2016-04-13 | 山东微感光电子有限公司 | A kind of fiber grating displacement sensor carrying out multimetering |
| CN104101316A (en) * | 2014-04-25 | 2014-10-15 | 中国矿业大学 | Mechanical traction type coal mine underground hydraulic support plunger travel dynamic monitor |
| CN104594948A (en) * | 2014-12-15 | 2015-05-06 | 赖卫华 | Observation instrument |
| CN105258967A (en) * | 2015-11-05 | 2016-01-20 | 攀钢集团矿业有限公司 | Calibration device for underground ore drawing test |
| CN109163688A (en) * | 2018-08-17 | 2019-01-08 | 山东思科赛德矿业安全工程有限公司 | A kind of three basic point roof delamination monitoring instrument |
| CN109163688B (en) * | 2018-08-17 | 2023-11-24 | 山东思科赛德矿业安全工程有限公司 | Three-base-point roof separation layer monitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20150305 |
|
| EXPY | Termination of patent right or utility model |