CN205426138U - Measuring device and system that coal seam displacement is subsided - Google Patents
Measuring device and system that coal seam displacement is subsided Download PDFInfo
- Publication number
- CN205426138U CN205426138U CN201521047053.5U CN201521047053U CN205426138U CN 205426138 U CN205426138 U CN 205426138U CN 201521047053 U CN201521047053 U CN 201521047053U CN 205426138 U CN205426138 U CN 205426138U
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- coal seam
- displacement
- permanent magnet
- spring
- circular telegram
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Abstract
The utility model provides a measuring device and system that coal seam displacement is subsided, wherein, this measuring device includes cylinder permanent magnet and fixed measuring unit, wherein, fixed measuring unit includes supporting spring at least, the circular telegram wire, piezoceramics, rotatory transmission spring and first plus power, the cylinder permanent magnet cup joints on supporting spring, the circular telegram wire is disposed under the this cylinder permanent magnet, the length of circular telegram wire equals supporting spring's diameter, the one end of circular telegram wire is connected on first plus power, the one end at rotatory transmission spring is connected to the other end of circular telegram wire, the other end of rotatory transmission spring is connected on the piezoceramics, and by the piezoceramics output signal of telecommunication, the utility model discloses can the magnetic flux when measuring the coal seam and take place the displacement change the change value of applying the differential pressure electromotive force that power aroused on the circular telegram wire and monitor the coal seam displacement and subside the condition, realize early warning in advance, play the effect of monitoring and early warning.
Description
Technical field
This utility model relates to mine safety technical field, particularly relates to measurement apparatus and the system of the displacement sedimentation of a kind of coal seam.
Background technology
China's coal-mine exploitation at present excessively and lacks existing safeguard, causes problem to be engaged and sends out, show: coal seam settlement issues is serious, is emptied the back lower place by coal mining and forms voided layer, and top substantial amounts of layer soil sends out into displacement and sedimentation under pressure.The prediction coal seam sedimentation used at present really uses mine lower supporting rod deflection to be predicted, existing Forecasting Methodology possesses significant limitation, show themselves in that the deformation of mine prop needs manual measurement, there is error in measurement, owing to measurement and the calculating monitoring of data need manually to carry out, will exist testing staff do not make an inspection tour to this region this region there occurs displacement and sedimentation be not monitored to, exist supervision blind area.And data real-time Transmission can not calculate output to central control room as a result, it is desirable to follow-up artificial measuring and calculating just can know that whether displacement occurs automatically, data process more complicated, and hysteresis quality is the most serious, it is impossible to real time reaction goes out coal mine underground coal bed state.
These current measuring methods and technology have limitation, means of testing not science when causing existing coal seam to be subjected to displacement and settle, inaccurate, it is impossible to be monitored the coal seam block occurring sedimentation maybe will cave in advance, result in more security incident.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide measurement apparatus and the system of the displacement sedimentation of a kind of coal seam, for solving means of testing not science when coal seam in prior art is subjected to displacement and settles, inexact problem.
For achieving the above object and other relevant purposes, this utility model provides techniques below scheme:
A kind of measurement apparatus of coal seam displacement sedimentation, including cylindrical permanent magnet ferrum and fixation measuring unit, wherein, fixation measuring unit at least includes supporting spring, electrified wire, piezoelectric ceramics, rotate transmission spring and the first additional power source, cylindrical permanent magnet ferrum is socketed on support spring, electrified wire is arranged on the lower section of this cylindrical permanent magnet ferrum, the length of electrified wire is equal to the diameter supporting spring, one end of electrified wire is connected on the first additional power source, the other end of electrified wire is connected to rotate one end of transmission spring, the other end rotating transmission spring connects on piezoelectric ceramics, and exported the signal of telecommunication by piezoelectric ceramics.
Preferably, the middle part outer fix at fixation measuring unit is provided with chute simultaneously, arranges the slip slotted vane that can slide up and down, have the alarm trigger that open type tongue tube connects, and be connected with the second additional power source at two ends respectively in slotted vane in chute.
Additionally, this utility model additionally provides the measurement system of a kind of coal seam displacement sedimentation, measurement apparatus including above-mentioned coal seam displacement sedimentation, and Acquisition Circuit unit, controller and display module, controller connects the measurement apparatus of coal seam displacement sedimentation by described Acquisition Circuit unit, and described display module connects controller.
Preferably, also include an infrared remote control receiver module, be suitable to receive control signal.
As mentioned above; this utility model has the advantages that this utility model solves the various drawbacks of test coal seam displacement sedimentation; not by measuring monitoring not in time; can not measure in real time and the restriction of the drawback such as display; and solve the problem such as microscopic measurement and accurate measurement; the display under coal seam displacement sedimentation micro state can be realized; and real-time Transmission can be realized by data; ensure the accuracy of monitoring in real time; and it is provided with tongue tube warning parallel circuit, directly reports to the police when displacement exceedes limit value and play safeguard protection effect.
Accompanying drawing explanation
Fig. 1 is shown as the schematic diagram of the measurement apparatus of a kind of coal seam displacement sedimentation.
Fig. 2 is shown as the schematic diagram of the measurement system of a kind of coal seam displacement sedimentation.
Element numbers explanation
1 cylindrical permanent magnet ferrum
2 fixation measuring unit
21 support spring
22 electrified wires
23 first additional power sources
24 rotate transmission spring
25 piezoelectric ceramics
3 chutes
4 tongue tubes
5 alarm trigger
6 slip slotted vanes
7 second additional power sources
8 Acquisition Circuit unit
9 controllers
10 display modules
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be understood other advantages of the present utility model and effect easily by the content disclosed by this specification.
Refer to Fig. 1.Notice, structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to coordinate the content disclosed in description, understand for those skilled in the art and read, it is not limited to the enforceable qualifications of this utility model, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, under not affecting effect that this utility model can be generated by and the purpose that can reach, all should still fall in the range of the technology contents disclosed in this utility model obtains and can contain.Simultaneously, in this specification cited as " on ", D score, "left", "right", the term of " middle " and " " etc., it is merely convenient to understanding of narration, and it is not used to limit the enforceable scope of this utility model, being altered or modified of its relativeness, changing under technology contents without essence, when being also considered as the enforceable category of this utility model.
nullRefer to Fig. 1，This utility model provides the schematic diagram of the measurement apparatus of a kind of coal seam displacement sedimentation，As shown in the figure，The measurement apparatus of this coal seam displacement sedimentation includes cylindrical permanent magnet ferrum and fixation measuring unit 2，Wherein，Fixation measuring unit 2 at least includes supporting spring 21、Electrified wire 22、Piezoelectric ceramics 25、Rotate transmission spring 24 and the first additional power source 23，Cylindrical permanent magnet ferrum 1 is socketed on support spring 21，Electrified wire 22 is arranged on the lower section of this cylindrical permanent magnet ferrum 1，The length of electrified wire 22 is equal to the diameter supporting spring 21，One end of electrified wire 22 is connected on the first additional power source 23，The other end of electrified wire 22 is connected to rotate one end of transmission spring 24，The other end rotating transmission spring 24 connects on piezoelectric ceramics 25，And exported the signal of telecommunication by piezoelectric ceramics 25.
Pass through such scheme, cylindrical permanent magnet ferrum 1 can be contacted with coal seam, when cylindrical permanent magnet ferrum 1 moves down, now the magnetic flux in fixation measuring unit 2 will be from all becoming the most intensive, the plain conductor of energising occurs long-range navigation magnetic force to deflect clockwise under the magnetic flux of change, and the left end of electrified metal wire is connected to piezoelectric ceramics 25 by accurate sensing spring, long-range navigation magnetic force when deflecting will be applied on piezoelectric ceramics 25 by the transmission effect of spring.Piezoelectric ceramics 25 produces piezoelectric effect under the effect of extraneous pressure, produces differential pressure electromotive force at piezoelectric ceramics 25 two ends, and exports the signal of telecommunication.
In being embodied as, refer to Fig. 2, schematic diagram for the measurement system of a kind of coal seam displacement sedimentation, as shown in the figure, the measurement apparatus that the displacement of above-mentioned coal seam settles can be connected a controller 9 by an Acquisition Circuit unit 8, the signal of telecommunication that the measurement apparatus settled coal seam displacement by controller 9 is exported shows after carrying out processing, thus learns the misalignment in coal seam.Usually, this Acquisition Circuit unit 8 can be a voltage amplifier circuit module, and controller 9 can be a single-chip microcomputer, it is also possible to including a display module 10 being suitable to show result, this display module 10 is connected on controller 9.
In being embodied as, can also arrange an infrared remote control receiver module, infrared remote control receiver module connects on the controller, is suitable to the signal by wireless receiving is external and is controlled controller, prevent owing to physical button controls easily to produce the situation of electrostatic, thus avoid accident risks.
In being embodied as, in conjunction with Fig. 1, middle part outer fix at fixation measuring unit 2 is provided with chute 3 simultaneously, the slip slotted vane 6 that can slide up and down is set in chute, there is the alarm trigger 5 that open type tongue tube 4 connects in slotted vane, and both positive and negative polarity at two ends with the second additional power source 7 is connected respectively.When the magnetic flux in fixation measuring unit 2 will be in time all becoming the most intensive, and two contacts within tongue tube 4 form N level and S level after being magnetized respectively；When solid permanent magnet is constantly close to sinking down into alarm limits, when the captivation that magnetic flux in fixation measuring unit is gradually increased between N level and S level is more than tongue tube 4 intrinsic pickup value, two contacts in tongue tube combine automatically, whole circuit is switched on, alarm trigger 5 will be excited automatically, now remind displacement sedimentation value in coal seam to exceed standard, play the effect of safe early warning.
This utility model is used for applying in field, colliery, magnetic flux change when being subjected to displacement by measuring coal seam is applied to the changing value of the differential pressure electromotive force caused by the power on electrified wire 22 and monitors coal seam displacement sedimentation situation, and the break-make situation that tongue tube causes in magnetic flux change is to realize coal seam displacement subsidence monitoring, realize giving warning in advance by setting coal seam displacement alarm limits, play the effect of monitoring and early warning.So, this utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
Above-described embodiment only illustrative principle of the present utility model and effect thereof, not for limiting this utility model.Above-described embodiment all can be modified under spirit and the scope of the present utility model or change by any person skilled in the art.Therefore, art has all equivalence modification or changes that usually intellectual is completed under without departing from the spirit disclosed in this utility model and technological thought such as, must be contained by claim of the present utility model.
Claims (4)
1. the measurement apparatus of a coal seam displacement sedimentation, it is characterized in that: include cylindrical permanent magnet ferrum and fixation measuring unit, wherein, fixation measuring unit at least includes supporting spring, electrified wire, piezoelectric ceramics, rotate transmission spring and the first additional power source, cylindrical permanent magnet ferrum is socketed on support spring, electrified wire is arranged on the lower section of this cylindrical permanent magnet ferrum, the length of electrified wire is equal to the diameter supporting spring, one end of electrified wire is connected on the first additional power source, the other end of electrified wire is connected to rotate one end of transmission spring, the other end rotating transmission spring connects on piezoelectric ceramics, and exported the signal of telecommunication by piezoelectric ceramics.
The measurement apparatus of coal seam the most according to claim 1 displacement sedimentation, it is characterized in that: the middle part outer fix at fixation measuring unit is provided with chute simultaneously, the slip slotted vane that can slide up and down is set in chute, there is the alarm trigger that open type tongue tube connects in slotted vane, and be connected with the second additional power source at two ends respectively.
3. the measurement system of a coal seam displacement sedimentation, it is characterised in that including:
The measurement apparatus of the coal seam displacement sedimentation described in claim 1 or 2, and Acquisition Circuit unit, controller and display module, controller connects the measurement apparatus of coal seam displacement sedimentation by described Acquisition Circuit unit, and described display module connects controller.
The measurement system of coal seam the most according to claim 3 displacement sedimentation, it is characterised in that: also include an infrared remote control receiver module, be suitable to receive control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521047053.5U CN205426138U (en) | 2015-12-15 | 2015-12-15 | Measuring device and system that coal seam displacement is subsided |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521047053.5U CN205426138U (en) | 2015-12-15 | 2015-12-15 | Measuring device and system that coal seam displacement is subsided |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205426138U true CN205426138U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521047053.5U Expired - Fee Related CN205426138U (en) | 2015-12-15 | 2015-12-15 | Measuring device and system that coal seam displacement is subsided |
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| Country | Link |
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| CN (1) | CN205426138U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737783A (en) * | 2015-12-15 | 2016-07-06 | 重庆梅安森科技股份有限公司 | Coal seam displacement settlement measuring device and system |
| CN114964143A (en) * | 2021-02-18 | 2022-08-30 | 福建汇川物联网技术科技股份有限公司 | Elevation measurement device and elevation measurement method |
-
2015
- 2015-12-15 CN CN201521047053.5U patent/CN205426138U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737783A (en) * | 2015-12-15 | 2016-07-06 | 重庆梅安森科技股份有限公司 | Coal seam displacement settlement measuring device and system |
| CN105737783B (en) * | 2015-12-15 | 2018-10-19 | 重庆梅安森科技股份有限公司 | A kind of measuring device and system of coal seam displacement sedimentation |
| CN114964143A (en) * | 2021-02-18 | 2022-08-30 | 福建汇川物联网技术科技股份有限公司 | Elevation measurement device and elevation measurement method |
| CN114964143B (en) * | 2021-02-18 | 2023-06-06 | 福建汇川物联网技术科技股份有限公司 | Elevation measurement device and elevation measurement method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20171215 |