CN204041115U - Detector for moving approach quantity of top bottom plate and roadway side - Google Patents
Detector for moving approach quantity of top bottom plate and roadway side Download PDFInfo
- Publication number
- CN204041115U CN204041115U CN201420520962.5U CN201420520962U CN204041115U CN 204041115 U CN204041115 U CN 204041115U CN 201420520962 U CN201420520962 U CN 201420520962U CN 204041115 U CN204041115 U CN 204041115U
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- China
- Prior art keywords
- roof
- lane side
- shifting near
- detector
- instrument probe
- 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.)
- Expired - Lifetime
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- 239000000523 sample Substances 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims description 9
- 230000002209 hydrophobic effect Effects 0.000 claims description 5
- 238000002835 absorbance Methods 0.000 claims description 4
- 238000009991 scouring Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 6
- 230000003287 optical effect Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000000779 smoke Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000011897 real-time detection Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 6
- 230000031700 light absorption Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000011326 mechanical measurement Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model discloses a roof-bottom plate and lane group move near volume detector, it includes the instrument probe that is used for launching the distance measuring light beam and receiving the reflected light beam and is used for receiving and reflecting the target board of the distance measuring light beam that the instrument probe sent, the instrument probe includes the probe casing that is equipped with the beam channel, be equipped with protective lens in the beam channel, the instrument probe still include with can dismantle the mode with the probe casing is connected and is used for opening or close the visor of beam channel; the utility model discloses a mode of laser rangefinder carries out real-time detection to the volume of moving between the top bottom plate or between the lane group both sides to take safety measure when taking place proruption situation, the simple structure of laser rangefinder instrument, the installation of being convenient for can not influence normal production in the use, and measuring range is big moreover, the precision is high, and the instrument probe still has dustproof and waterproof structure, prevents that optical window from being sheltered from by dust and water smoke, is adapted to this kind of special environment in the pit in the colliery.
Description
Technical field
The utility model relates to the detector that a kind of colliery industry uses, particularly a kind of roof and floor and the lane side amount of shifting near detector.
Background technology
The safety in production of colliery industry more and more causes the attention of people, the roof collapse disaster that mine pressure causes, it is exactly the first disaster from coal mining history, the economic loss caused every year accounts for first of all kinds of accident, special in soft-rock tunnel, the distortion especially severe in tunnel, the phenomenon that shifts near of roof and floor and lane side both sides highlights, this disaster drastically influence safety in production, jeopardize the life security of miner, the roof and floor in current colliery and the lane side amount of shifting near thereof mainly adopt Mechanical measurement mode, existing type roof to floor convergence dynamic alert instrument generally uses a linear gear bar, rack be set in be furnished with spring and oil sealing lubrication system flexible female bar in, when by external force pressure, the rack outer bar of income and main frame inside, and promote by mechanical gear the circular gear rotation being fixed on main frame inside, fixing adjustable resistance is driven by circular gear, the increased resistance value of detection is converted to radial linear displacement amount by interlock circuit, for infrared output, display and alarming threshold value judgement etc.This type of Mechanical measurement apparatus installation is complicated, and in use not only impact is normal produces, and measurement category is little, precision is low.
Therefore, just need a kind of roof and floor and the lane side amount of shifting near detector, its structure is simple, be convenient to install, in use can not affect normal production, and measurement category is large, precision is high, is adapted to this particular surroundings of underground coal mine.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of roof and floor and the lane side amount of shifting near detector, and its structure is simple, be convenient to install, and in use can not affect normal production, and measurement category is large, precision is high, be adapted to this particular surroundings of underground coal mine.
Roof and floor of the present utility model and the lane side amount of shifting near detector; it comprises for launching distance measuring light beam and receiving the instrument probe of folded light beam and the target target plate for receiving and reflect the distance measuring light beam that described instrument probe sends; described instrument probe comprises the probing shell being provided with beam channel; be provided with protection lens in described beam channel, described instrument probe also comprises and being removably connected with described probing shell and over cap for opening or close described beam channel.
Further, the position that described probing shell is positioned at the beam channel port of export is provided with lens protection cover, and described over cap is removably connected with described lens protection cover.
Further, it is inner that described protection lens are located at described lens protection cover, described lens protection cover offers for connecting external air source and the external surface of described protection lens being carried out to the lancing door of airflow scouring.
Further, described lancing door is connected with the clean joint for being connected with the appendix of external air source.
Further, described protection lens are coated with light-transmissive film and/or hydrophobic film.
Further, detector also comprises the probe fixed head for fixing described probing shell, described probe fixed head is provided with slip draw-in groove, and described probing shell is provided with the card base matched with described slip draw-in groove, and described card base slides the orientation changing described beam channel in described slip draw-in groove.
Further, detector also comprises the instrument gauge outfit for showing the amount of shifting near be connected with described instrument probe, and described instrument probe comprises the gauge outfit housing being provided with digital displaying window.
Further, described instrument gauge outfit also comprises acoustic-optic alarm, and described acoustic-optic alarm starts when the detected amount of shifting near reaches pre-set threshold value.
Further, described target target plate is provided with for the position receiving distance measuring light beam the reflecting part be made up of high diffuse reflectance material.
Further, the edge of described target target plate adopts high absorbance material to make.
The beneficial effects of the utility model: roof and floor of the present utility model and the lane side amount of shifting near detector, the mode of laser ranging is adopted to detect in real time the amount of shifting near between roof and floor or lane side both sides, to take safety measures when there is emergency situations, the structure of laser ranging instrument is simple, be convenient to install, in use can not affect normal production, and measurement category is large, precision is high, instrument probe also has the structure of dustproof and waterproof, prevent optical window from being blocked by dust and water smoke, be adapted to this particular surroundings of underground coal mine.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the instrument probe of Fig. 1.
Detailed description of the invention
Fig. 1 is structural representation of the present utility model, Fig. 2 is the structural representation of the instrument probe of Fig. 1, as shown in the figure: roof and floor of the present utility model and the lane side amount of shifting near detector, it comprises for launching distance measuring light beam and receiving the instrument probe of folded light beam and the target target plate 2 for receiving and reflect the distance measuring light beam that described instrument probe sends, described instrument probe comprises the probing shell 11 being provided with beam channel, protection lens 12 are provided with in described beam channel, described instrument probe also comprises and being removably connected with described probing shell 11 and over cap 13 for opening or close described beam channel, beam channel refers to the accessible propagation path of probing shell 11 inner light beam (comprising distance measuring light beam and folded light beam), the structure of beam propagation is hindered, the optical window that the end of beam channel and probing shell 11 are offered as long as therefore do not exist in probing shell 11, protection lens 12 transparent shape, light beam can be normal through, can also have certain focusing, disperse function, probing shell 11 inside is provided with laser ranging circuit and optical system (comprising generating laser and receiver), and this structure is identical with existing laser ranging instrument, does not repeat them here, during use, instrument probe and target target plate 2 can be separately fixed at coal mine roof plate and base plate, or be fixed on lane side both sides, utilize the straightline propagation of light to detect, because this appliance requires is placed on underground coal mine for a long time, over cap 13 can be utilized when without the need to using to close beam channel, preventing dust from entering probing shell 11 inner, the mode of laser ranging is adopted to detect in real time the amount of shifting near between roof and floor or lane side both sides, to take safety measures when there is emergency situations, the structure of laser ranging instrument is simple, be convenient to install, in use can not affect normal production, and measurement category is large, precision is high, instrument probe also has the dustproof and waterproof structure of protection lens 12, over cap 13, prevents optical window from being blocked by dust and water smoke, is adapted to this particular surroundings of underground coal mine.
In the present embodiment, the position that described probing shell 11 is positioned at the beam channel port of export is provided with lens protection cover 14, and described over cap 13 is removably connected with described lens protection cover 14; The beam channel port of export and optical window; Lens protection cover 14 can be stretched out by probing shell 11 and be formed, and also can be independently installing component; Lens protection cover 14 internal cavities also forms a part for beam channel; The shape of over cap 13, size and lens protection cover 14 are suitable, make easy to connect; Over cap 13 is connected with lens protection cover 14 by the removably such as to be spirally connected, hinged, and it is convenient flexibly to connect.
In the present embodiment, it is inner that described protection lens 12 are located at described lens protection cover 14, described lens protection cover 14 offers for connecting external air source and the external surface of described protection lens 12 being carried out to the lancing door (not shown) of airflow scouring; Protection lens 12 can be embedded in lens protection cover 14 together to be installed and removed with lens protection cover 14, prevents external dust impurity from entering beam channel; Lancing door is connected with external air source, utilizes airflow scouring to protect the external surface (one side towards the external world) of lens 12 when detecting, and to remove dust and the fog of lens surface adhesion, makes this detector be adapted to the inferior particular surroundings of coal mine.
In the present embodiment, described lancing door is connected with the clean joint 3 for being connected with the appendix of external air source; Clean joint 3 can be a straight tube, is convenient to be connected with external air source.
In the present embodiment, described protection lens 12 are coated with light-transmissive film and hydrophobic film; Diaphragm set up by protection lens 12, the application life of protection lens 12 can be extended; Protection lens 12 plate light-transmissive film, can light transmittance be increased; Also be coated with hydrophobic film outside light-transmissive film, be not only conducive to preventing water smoke from entering in probing shell 11, but also reach the object of easy cleaning and saving cleaning cost; Light-transmissive film and hydrophobic film can use material conventional in prior art, do not repeat them here.
In the present embodiment, detector also comprises the probe fixed head 4 for fixing described probing shell 11, described probe fixed head 4 is provided with slip draw-in groove (not shown), described probing shell 11 is provided with the card base 11a matched with described slip draw-in groove, and described card base 11a slides the orientation changing described beam channel in described slip draw-in groove; Probe fixed head 4 is L-shaped, and two plate bodys of " L " shape plate are equipped with fixing hole, can use connector 9 such as bolt that probing shell 11 is fixed on probe fixed head 4; Draw-in groove is preferably deep-slotted chip breaker, and the bottom of probing shell 11 extends to form card base 11a downwards, utilizes card base 11a and the orientation angles coordinating adjustable distance mearuring equipment to pop one's head in of slip draw-in groove, strengthens and be suitable for effect.
In the present embodiment, detector also comprises the instrument gauge outfit for showing the amount of shifting near be connected with described instrument probe, and described instrument probe comprises the gauge outfit housing 51 being provided with digital displaying window 52; Instrument gauge outfit and instrument probe split are arranged, and are convenient to automatic adjustment and the in-site installation of detection orientation, are convenient to the observation to data simultaneously; Instrument gauge outfit with carry out circuit by cable 8 between instrument probe and be connected and data cube computation, can certainly wireless connections be adopted; When adopting cable 8, waterproofing work need be carried out to relevant cable, such as, setting up water joint 53; Gauge outfit housing 51 is fixed by gauge outfit fixed head 6; Gauge outfit housing 51 inside is provided with treatment circuit plate, the display of control figure display window 52; Digital displaying window 52 is preferably OLED display screen.
In the present embodiment, described instrument gauge outfit also comprises acoustic-optic alarm, and described acoustic-optic alarm starts when the detected amount of shifting near reaches pre-set threshold value; Acoustic-optic alarm comprises buzzer 71 and alarm lamp 72, realizes early warning and alarming function, is conducive to the safety improving underground coal mine work.
In the present embodiment, described target target plate 2 is provided with the reflecting part be made up of high diffuse reflectance material for the position receiving distance measuring light beam; Position for receiving distance measuring light beam on target target plate 2 can be located at (the certain radiation areas namely centered by target target plate 2 center) in the middle part of target target plate 2; Reflecting part ensures that meter probe can receive folded light beam; Reflecting part can be reflectance coating, also can be the target target plate 2 directly adopting existing high diffuse reflectance material to make.
In the present embodiment, the edge of described target target plate 2 is provided with the light absorption unit be made up of high absorbance material; Namely edge receives the outside at position; Light absorption unit can ensure the interference avoiding other light sources, ensures the correctness of meter probe receiving beam, makes measurement accurate; Light absorption unit can be light-absorbing coating, also can be on target target plate 2, directly adopt existing high absorbance material to be made of one piece; In addition, whether light absorption unit can also be used for detecting distance measuring light beam and offset to some extent, when instrument probe launch distance measuring light beam occur skew time, light absorption unit just this beam absorption, can be avoided it to be reflected back instrument probe, thus judges beam deviation.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (10)
1. a roof and floor and the lane side amount of shifting near detector; it is characterized in that: it comprises for launching distance measuring light beam and receiving the instrument probe of folded light beam and the target target plate for receiving and reflect the distance measuring light beam that described instrument probe sends; described instrument probe comprises the probing shell being provided with beam channel; be provided with protection lens in described beam channel, described instrument probe also comprises and being removably connected with described probing shell and over cap for opening or close described beam channel.
2. roof and floor according to claim 1 and the lane side amount of shifting near detector, it is characterized in that: the position that described probing shell is positioned at the beam channel port of export is provided with lens protection cover, described over cap is removably connected with described lens protection cover.
3. roof and floor according to claim 2 and the lane side amount of shifting near detector; it is characterized in that: it is inner that described protection lens are located at described lens protection cover, described lens protection cover offers for connecting external air source and the external surface of described protection lens being carried out to the lancing door of airflow scouring.
4. roof and floor according to claim 3 and the lane side amount of shifting near detector, is characterized in that: described lancing door is connected with the clean joint for being connected with the appendix of external air source.
5. roof and floor according to claim 1 and the lane side amount of shifting near detector, is characterized in that: described protection lens are coated with light-transmissive film and/or hydrophobic film.
6. roof and floor according to claim 1 and the lane side amount of shifting near detector, it is characterized in that: detector also comprises the probe fixed head for fixing described probing shell, described probe fixed head is provided with slip draw-in groove, described probing shell is provided with the card base matched with described slip draw-in groove, and described card base slides the orientation changing described beam channel in described slip draw-in groove.
7. the roof and floor according to any one of claim 1 to 6 and the lane side amount of shifting near detector, it is characterized in that: detector also comprises the instrument gauge outfit for showing the amount of shifting near be connected with described instrument probe, and described instrument probe comprises the gauge outfit housing being provided with digital displaying window.
8. roof and floor according to claim 7 and the lane side amount of shifting near detector, is characterized in that: described instrument gauge outfit also comprises acoustic-optic alarm, and described acoustic-optic alarm starts when the detected amount of shifting near reaches pre-set threshold value.
9. the roof and floor according to any one of claim 1 to 6 and the lane side amount of shifting near detector, is characterized in that: described target target plate is provided with the reflecting part be made up of high diffuse reflectance material for the position receiving distance measuring light beam.
10. roof and floor according to claim 9 and the lane side amount of shifting near detector, is characterized in that: the edge of described target target plate adopts high absorbance material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420520962.5U CN204041115U (en) | 2014-09-11 | 2014-09-11 | Detector for moving approach quantity of top bottom plate and roadway side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420520962.5U CN204041115U (en) | 2014-09-11 | 2014-09-11 | Detector for moving approach quantity of top bottom plate and roadway side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204041115U true CN204041115U (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420520962.5U Expired - Lifetime CN204041115U (en) | 2014-09-11 | 2014-09-11 | Detector for moving approach quantity of top bottom plate and roadway side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204041115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959262A (en) * | 2017-03-31 | 2017-07-18 | 中煤科工集团重庆研究院有限公司 | Optics-based unpowered dust detection system, device and detection method |
| CN108106538A (en) * | 2017-12-06 | 2018-06-01 | 山西宏安翔科技股份有限公司 | A kind of colliery roof to floor convergence sensor |
-
2014
- 2014-09-11 CN CN201420520962.5U patent/CN204041115U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959262A (en) * | 2017-03-31 | 2017-07-18 | 中煤科工集团重庆研究院有限公司 | Optics-based unpowered dust detection system, device and detection method |
| CN106959262B (en) * | 2017-03-31 | 2023-09-26 | 中煤科工集团重庆研究院有限公司 | Unpowered dust detection system, device and detection method based on optics |
| CN108106538A (en) * | 2017-12-06 | 2018-06-01 | 山西宏安翔科技股份有限公司 | A kind of colliery roof to floor convergence sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |