CN213631983U - Optical fiber sensor for detecting roof separation displacement for mine - Google Patents
Optical fiber sensor for detecting roof separation displacement for mine Download PDFInfo
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- CN213631983U CN213631983U CN202022768932.4U CN202022768932U CN213631983U CN 213631983 U CN213631983 U CN 213631983U CN 202022768932 U CN202022768932 U CN 202022768932U CN 213631983 U CN213631983 U CN 213631983U
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Abstract
The utility model discloses a mining optical fiber sensor who detects roof separation displacement, including the top sheet layer, the fixed bottom swing joint who is provided with fixed block and fixed block in bottom on top sheet layer has fixing bolt, and the inside activity of fixed block is provided with the bracing piece moreover to the top welding of bracing piece has fixed fluke. This mining optical fiber sensor who detects roof absciss layer displacement, be provided with the balancing pole, pass in and out the installation through fixed fluke and fix on the roof plate layer, and then when taking place the displacement, can make the balancing pole can promote the movable rod and remove, and then made things convenient for and extruded the detection spring, make can be under the effect of fiber grating sensor body, can detect the transmission, and then the effectual degree of difficulty that has reduced people and carry out the detection to optical fiber sensor, make people can be fine install the detection to optical fiber sensor, the accuracy of carrying out the inspection to roof absciss layer displacement has been improved, the daily detection work of giving people brings the facility.
Description
Technical Field
The utility model relates to a roof separation layer displacement detects technical field, specifically is a mining optical fiber sensor who detects roof separation layer displacement.
Background
The roof separation layer is a direct roof with special combination of lithology and rock mechanics and the like, namely a rock layer of a coal seam upper portion and an upper rock layer separation layer, an upper rock layer is called a hard rock layer, a lower soft rock layer may be a whole layer or a layered group consisting of a plurality of layered layers, and the soft rock layer and the hard rock layer are only an image expression, in fact, after mining, the lower rock layer is bent downwards much more than the upper rock layer due to low rock strength or thin layered layers, and the upper rock layer and the lower rock layer do not have large adhesive force, so that the lower rock layer and the upper rock layer form a separation layer, and currently, in order to detect roof separation layer displacement, people in the market often use optical fiber sensors, but the existing roof separation layer optical fiber sensors have certain defects, such as:
1. the existing roof separation layer displacement optical fiber sensor is generally complex in structure and inconvenient to detect, most roof separation layer displacement optical fiber sensors are complex in structure, so that the difficulty of people in detecting the optical fiber sensors is easily increased, people cannot well install and detect the optical fiber sensors, the accuracy of checking the roof separation layer displacement is reduced to a certain extent, and the inconvenience is brought to the daily detection work of people;
2. the existing roof separation layer displacement optical fiber sensor is generally inconvenient to install, most roof separation layer displacement optical fiber sensors have more structures and higher requirements on installation, and are inconvenient for people to install and fix the roof separation layer displacement optical fiber sensor, so that the difficulty of installing and fixing the roof separation layer displacement optical fiber sensor by people is increased to a certain extent, the workload of people is increased, and the working efficiency of people is reduced;
aiming at the problems, innovative design is urgently needed on the basis of the original roof separation layer displacement optical fiber sensor structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mining optical fiber sensor who detects roof absciss layer displacement to the roof absciss layer displacement optical fiber sensor general structure that provides in solving above-mentioned background art is complicated and not convenient for detect, and the roof absciss layer displacement optical fiber sensor problem of the installation of generally not being convenient for.
In order to achieve the above object, the utility model provides a following technical scheme: an optical fiber sensor for detecting the separation displacement of a top plate for a mine comprises a top plate layer, wherein a fixed block is fixedly arranged at the bottom of the top plate layer, a fixed bolt is movably connected at the bottom of the fixed block, a supporting rod is movably arranged in the fixed block, a fixed fluke is welded at the top of the supporting rod, a fixed pin is installed at the bottom of the supporting rod, a balance rod is fixedly arranged at one end of the fixed pin, a fixed rod is fixedly installed at the top of the balance rod, a limit pin is fixedly arranged at the right side of the balance rod, a movable rod is movably arranged on the outer wall of the limit pin, a base plate is fixedly arranged at the top of the movable rod, a detection spring is fixedly arranged at the top of the base plate, a top block is fixedly arranged at the top of the detection spring, an optical fiber grating sensor body, and the right side of the supporting column is fixedly provided with a shell.
Preferably, the fixing block is provided with a fixing bolt, and one end of the fixing bolt penetrates through the fixing block and penetrates into the top plate layer.
Preferably, the supporting rod and the balancing rod form a rotating structure, and the bottom of the supporting rod is connected with the outer wall of the fixing pin on the balancing rod.
Preferably, the balance bar and the fixed bar form a fixed structure, and the bottom of the fixed bar is attached to the top of the balance bar.
Preferably, the outer wall of shell is provided with the support column, and the quantity of support column is 2, and 2 perpendicular bisectors of support column use the shell set up as symmetry axis symmetry.
Compared with the prior art, the beneficial effects of the utility model are that: the mining optical fiber sensor for detecting the separation layer displacement of the top plate;
1. the balance rod is arranged and fixed on the top plate layer through the inlet and outlet of the fixed fluke, so that when displacement occurs, the balance rod can push the movable rod to move, and further, a detection spring is conveniently extruded, detection transmission can be carried out under the action of the fiber grating sensor body, the difficulty of people in detecting the fiber sensor is effectively reduced, people can well carry out installation detection on the fiber sensor, the accuracy of detection on the top plate delamination displacement is improved to a certain extent, and convenience is brought to daily detection work of people;
2. be provided with the fixed block, under the effect through fixing bolt, can make to fix the fixed block installation on the top plate layer, through the support column to the fixed of shell can be fine increase to optical fiber sensor's fixed, and then it can conveniently install optical fiber sensor fixedly to have increased people, and then reduced people to a certain extent and installed the fixed degree of difficulty to top plate absciss layer displacement optical fiber sensor, the effectual work load that has reduced people, the effectual work efficiency that has improved people, the daily installation work of giving people brings the facility.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the fixing block and the supporting rod of the present invention;
FIG. 3 is a schematic view of the fixing pin and the balance bar of the present invention;
fig. 4 is a schematic structural view of the balance bar and the fixing bar of the present invention.
In the figure: 1. a top ply; 2. a fixed block; 3. fixing the bolt; 4. a support bar; 5. fixing the fluke; 6. a fixing pin; 7. a balancing pole; 8. fixing the rod; 9. a limit pin; 10. a movable rod; 11. a base plate; 12. detecting a spring; 13. a top block; 14. a fiber grating sensor body; 15. a support pillar; 16. a housing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a mining optical fiber sensor for detecting roof separation displacement comprises a roof plate layer 1, a fixed block 2, a fixed bolt 3, a support rod 4, a fixed fluke 5, a fixed pin 6, a balance rod 7, a fixed rod 8, a limit pin 9, a movable rod 10, a backing plate 11, a detection spring 12, a top block 13, an optical fiber grating sensor body 14, a support column 15 and a shell 16, wherein the bottom of the roof plate layer 1 is fixedly provided with the fixed block 2, the bottom of the fixed block 2 is movably connected with the fixed bolt 3, the support rod 4 is movably arranged inside the fixed block 2, the fixed fluke 5 is welded at the top of the support rod 4, the fixed pin 6 is installed at the bottom of the support rod 4, the balance rod 7 is fixedly arranged at one end of the fixed pin 6, the fixed rod 8 is fixedly installed at the top of the balance rod 7, the limit pin 9 is fixedly arranged at the right side of the balance rod 7, and the fixed backing plate 11 that is provided with in top of movable rod 10 to the fixed detection spring 12 that is provided with in top of backing plate 11, the fixed kicking block 13 that is provided with in top of detection spring 12, and the fiber grating sensor body 14 is installed at the top of kicking block 13, and the fixed support column 15 that is provided with in bottom of top plate layer 1, and the fixed shell 16 that is provided with in right side of support column 15.
The fixing block 2 is provided with the fixing bolt 3, and one end of the fixing bolt 3 penetrates through the fixing block 2 and penetrates into the top plate layer 1, so that the fixing block 2 can be conveniently installed and fixed on the top plate layer 1 through the fixing bolt 3;
the supporting rod 4 and the balancing rod 7 form a rotating structure, and the bottom of the supporting rod 4 is connected with the outer wall of the fixing pin 6 on the balancing rod 7, so that the balancing rod 7 can be conveniently and fixedly installed with the supporting rod 4 through the fixing pin 6, and the supporting rod 4 can rotate under the action of the fixing pin 6;
the balance rod 7 and the fixed rod 8 form a fixed structure, and the bottom of the fixed rod 8 is attached to the top of the balance rod 7, so that the fixing effect of the balance rod 7 and the fixed rod 8 is enhanced, and the balance rod 7 can be well supported by the fixed rod 8;
the outer wall of shell 16 is provided with support column 15, and the quantity of support column 15 is 2, and 2 support columns 15 use the perpendicular bisector of shell 16 to set up as symmetry axis symmetry, have made things convenient for support column 15 can be fine to shell 16 support the fixed action.
The working principle is as follows: when the mining optical fiber sensor for detecting the roof separation displacement is used, according to the graph 1 and the graph 2, the supporting column 15 and the fixing rod 8 are fixedly installed on the roof plate layer 1, the fixing bolt 3 on the fixing block 2 is rotated, so that the fixing block 2 and the roof plate layer 1 can be well connected and fixed together under the action of the fixing bolt 3, the supporting rod 4 penetrates through the inside of the fixing block 2 and penetrates into the roof plate layer 1, the fixing anchor claw 5 is fixedly installed at the top of the supporting rod 4, the fixing anchor claw 5 is fixedly installed on the roof plate layer 1, and the supporting rod 4 can be well supported and fixed;
according to fig. 1, fig. 3 and fig. 4, if roof plate layer 1 takes place the displacement, then promote fixed fluke 5 and remove downwards, and then make bracing piece 4 can remove down mutually, under the effect of fixed tip 6, can make the left side of balancing pole 7 on the dead lever 8 remove downwards, and then make the right side of balancing pole 7 remove upwards, under the effect through spacing tip 9, can make movable rod 10 remove upwards, make movable rod 10 can promote backing plate 11 and remove, make backing plate 11 upwards extrude detection spring 12, transmission that the flexible volume through detection spring 12 can be fine advances on fiber grating sensor body 14, and then made things convenient for people's detection.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a mining detection roof separation layer displacement's optical fiber sensor, includes roof layer (1), its characterized in that: the bottom of the top plate layer (1) is fixedly provided with a fixed block (2), the bottom of the fixed block (2) is movably connected with a fixing bolt (3), a supporting rod (4) is movably arranged in the fixed block (2), a fixed fluke (5) is welded at the top of the supporting rod (4), a fixed pin (6) is installed at the bottom of the supporting rod (4), a balance rod (7) is fixedly arranged at one end of the fixed pin (6), a fixed rod (8) is fixedly arranged at the top of the balance rod (7), a limit pin (9) is fixedly arranged on the right side of the balance rod (7), a movable rod (10) is movably arranged on the outer wall of the limit pin (9), a backing plate (11) is fixedly arranged at the top of the movable rod (10), a detection spring (12) is fixedly arranged at the top of the backing plate (11), a top block (13) is fixedly arranged at the top of, and fiber grating sensor body (14) are installed at the top of kicking block (13), the fixed support column (15) that is provided with in bottom of kicking plate layer (1), and the fixed shell (16) that is provided with in right side of support column (15).
2. The mining optical fiber sensor for detecting the roof separation displacement according to claim 1, wherein: and a fixing bolt (3) is arranged on the fixing block (2), and one end of the fixing bolt (3) penetrates through the fixing block (2) and penetrates into the top plate layer (1).
3. The mining optical fiber sensor for detecting the roof separation displacement according to claim 1, wherein: the support rod (4) and the balance rod (7) form a rotating structure, and the bottom of the support rod (4) is connected with the outer wall of the fixing pin (6) on the balance rod (7).
4. The mining optical fiber sensor for detecting the roof separation displacement according to claim 1, wherein: the balance rod (7) and the fixing rod (8) form a fixing structure, and the bottom of the fixing rod (8) is attached to the top of the balance rod (7).
5. The mining optical fiber sensor for detecting the roof separation displacement according to claim 1, wherein: the outer wall of shell (16) is provided with support column (15), and the quantity of support column (15) is 2, and 2 perpendicular bisector that support column (15) used shell (16) sets up as symmetry axis symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022768932.4U CN213631983U (en) | 2020-11-25 | 2020-11-25 | Optical fiber sensor for detecting roof separation displacement for mine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022768932.4U CN213631983U (en) | 2020-11-25 | 2020-11-25 | Optical fiber sensor for detecting roof separation displacement for mine |
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| CN213631983U true CN213631983U (en) | 2021-07-06 |
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| CN202022768932.4U Active CN213631983U (en) | 2020-11-25 | 2020-11-25 | Optical fiber sensor for detecting roof separation displacement for mine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116464512A (en) * | 2023-04-26 | 2023-07-21 | 济南福深兴安科技有限公司 | Optical fiber roof separation layer sensor |
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2020
- 2020-11-25 CN CN202022768932.4U patent/CN213631983U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116464512A (en) * | 2023-04-26 | 2023-07-21 | 济南福深兴安科技有限公司 | Optical fiber roof separation layer sensor |
| CN116464512B (en) * | 2023-04-26 | 2024-02-09 | 济南福深兴安科技有限公司 | Optical fiber roof separation layer sensor |
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