CN214747900U - Coal mine bottom heave deformation monitoring device - Google Patents
Coal mine bottom heave deformation monitoring device Download PDFInfo
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- CN214747900U CN214747900U CN202121535590.XU CN202121535590U CN214747900U CN 214747900 U CN214747900 U CN 214747900U CN 202121535590 U CN202121535590 U CN 202121535590U CN 214747900 U CN214747900 U CN 214747900U
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Abstract
The utility model relates to a colliery pucking deformation monitoring devices belongs to mine safety in production technical field. The utility model discloses research and development is solved the inconvenient problem of tunnel pucking deformation monitoring. Including spacing shaped steel and measuring device, spacing shaped steel and measuring device are connected, measuring device includes pressure sensor, battery, contact, warning light, slider, slide and spring, and the slide is established with spacing shaped steel and is connected, and the slide is connected with the slider, is provided with pressure sensor and battery on the slider, and pressure sensor is connected with the battery, and the battery has the contact, and the warning light is established the installation with spacing shaped steel, and the warning light corresponds the installation with the contact, the one end and the slider of spring, the other end and the spacing shaped steel of spring are established the installation. The device is used for mastering the floor heave condition of the roadway in real time according to the displacement of the monitoring surrounding rock, ensures safe operation, has a simple structure and low cost, and can prompt workers on the site directly in time.
Description
Technical Field
The utility model relates to a pucking deformation monitoring devices belongs to mine safety in production technical field.
Background
The bottom heave, also called floor heave, means that after the roadway is excavated, the original rock stress state of rock mass is destroyed, so that surrounding rock stress is redistributed, the surrounding rock of the roadway generates displacement to the roadway space, and the displacement of the roadway top bottom plate and the surrounding rock of two sides is continuously increased along with the increase of the roadway burial depth or after the influence of excavation engineering, so that the roadway bottom plate is bulged upwards. The strong bottom heave reduces the section of the tunnel, directly influences normal transportation and ventilation, causes the tunnel to be repaired for many times, increases the cost, and seriously influences the safe and efficient production of the coal mine. The roadway is usually limited in illumination, difficult to observe and incapable of mastering the deformation degree.
Therefore, it is desirable to provide a coal mine floor heave deformation monitoring device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses research and development is solved the inconvenient problem of tunnel pucking deformation monitoring. A brief summary of the present invention is provided below in order to provide a basic understanding of some aspects of the present invention. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.
The technical scheme of the utility model:
the utility model provides a colliery pucking deformation monitoring devices, includes spacing shaped steel and measuring device, and spacing shaped steel and measuring device connect, measuring device includes pressure sensor, battery, contact, warning light, slider, slide and spring, and the slide is established with spacing shaped steel and is connected, and the slide is connected with the slider, is provided with pressure sensor and battery on the slider, and pressure sensor is connected with the battery, and the battery has the contact, and the warning light is established the installation with spacing shaped steel, and the warning light corresponds the installation with the contact, the one end and the slider of spring, the other end and the spacing shaped steel of spring establish the installation.
Preferably: the measuring device further comprises a mounting seat and a protective cover, the mounting seat is connected with the limiting section steel, the storage battery, the contact, the sliding block, the sliding way and the spring are located on the lower side of the protective cover, and the protective cover, the warning lamp and the sliding way are connected with the mounting seat.
Preferably: the number of the measuring devices is two, and the two measuring devices are located at two ends of the limiting section steel.
Preferably: spacing shaped steel buries in coal mine tunnel lower part, and pressure sensor's sense terminal sets up in tunnel both sides country rock department.
Preferably: the warning lamp is provided with a lamp holder, the lamp holder is connected with the mounting seat through bolts, a plurality of groups of mounting holes matched with the lamp holder are formed in the mounting seat, and the spring is connected with the lamp holder.
Preferably: the side of the slide is provided with a scale.
The utility model discloses following beneficial effect has:
the position of the limiting section steel of the device is kept relatively stable, and the monitoring accuracy of the measuring device is improved;
when surrounding rocks move to the inner side, the pressure applied to the detection end of the pressure sensor is larger, the pressure sensor moves along the slide way through the slide block, the spring ensures that the monitoring is accurate, the displacement is displayed through the scale, meanwhile, a pressure signal is transmitted to the PC end through a wireless network or a cable for automatic monitoring, and according to the displacement of the monitored surrounding rocks, the floor heave condition of a roadway is mastered in real time, and the safe operation is ensured;
this device is before the installation, according to the safety in production needs of reality, can adjust the deformation limit amount of monitoring pucking through the mounted position of adjustment lighting fixture on the mount pad, adjusts the distance between warning light and the contact promptly, and contact and warning light electric connection when reaching the limit amount make the warning light by the battery power supply, and this device simple structure is with low costs, staff at the prompt field that can be timely direct.
Drawings
FIG. 1 is a front view of a coal mine floor heave deformation monitoring device;
FIG. 2 is an enlarged partial schematic view at B of FIG. 1;
FIG. 3 is a perspective view of a coal mine floor heave deformation monitoring device;
fig. 4 is a partially enlarged schematic view at a in fig. 3.
In the figure, 1-limiting section steel, 2-measuring device, 21-pressure sensor, 22-storage battery, 23-contact, 24-warning lamp, 25-slide block, 26-slide way, 27-spring, 28-mounting seat and 29-protective cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and the coal mine floor heave deformation monitoring device of the embodiment comprises a limiting section steel 1 and a measuring device 2, wherein the limiting section steel 1 is connected with the measuring device 2, the measuring device 2 comprises a pressure sensor 21, a storage battery 22, a contact 23, a warning lamp 24, a sliding block 25, a sliding way 26 and a spring 27, the sliding way 26 is connected with the limiting section steel 1, the sliding way 26 is connected with the sliding block 25, the pressure sensor 21 and the storage battery 22 are arranged on the sliding block 25, the pressure sensor 21 is connected with the storage battery 22, the storage battery 22 is provided with the contact 23, the warning lamp 24 is installed with the limiting section steel 1, the warning lamp 24 is installed corresponding to the contact 23, one end of the spring 27 is installed with the sliding block 25, and the other end of the spring 27 is installed with the limiting section steel 1; when the surrounding rock distance shrinks, the surrounding rock produces pressure to pressure sensor 21, and pressure sensor 21 can convert pressure signal to the displacement volume through the PC end with pressure signal transmission this moment through the cable to the displacement volume is converted into to the displacement of monitoring surrounding rock, thereby masters the tunnel pucking condition in real time.
The second embodiment is as follows: the embodiment is described with reference to fig. 2 and 4, and the coal mine floor heave deformation monitoring device of the embodiment further includes a mounting base 28 and a protective cover 29, the mounting base 28 is connected with the limiting section steel 1, the storage battery 22, the contact 23, the slider 25, the slide way 26 and the spring 27 are all located on the lower side of the protective cover 29, and the other ends of the protective cover 29, the warning light 24, the slide way 26 and the spring 27 are all connected with the mounting base 28, so that the protective device is protected.
The third concrete implementation mode: the embodiment is described with reference to fig. 1 and 3, and the coal mine floor heave deformation monitoring device of the embodiment has two measuring devices 2, the two measuring devices 2 are located at two ends of the limiting section steel 1, the position of the limiting section steel 1 is kept relatively stable, and the monitoring accuracy of the measuring devices 2 is improved.
The fourth concrete implementation mode: the embodiment is described with reference to fig. 1-4, and the coal mine heaving floor deformation monitoring device of the embodiment is characterized in that the limiting section steel 1 is buried at the lower part of a coal mine roadway, and the detection ends of the pressure sensors 21 are arranged at surrounding rocks at two sides of the roadway; when the surrounding rock moves to the inboard, the pressure that the sense terminal of pressure sensor 21 received is big more, and pressure sensor 21 passes through slider 25 and follows the motion of slide 26, and spring 27 guarantees that its monitoring is accurate, and the displacement volume passes through scale 261 to show, and pressure signal carries out automated monitoring through wireless network or cable transmission to the PC end simultaneously.
The fifth concrete implementation mode: the embodiment is described by combining fig. 1 and fig. 2, the coal mine floor heave deformation monitoring device of the embodiment has the advantages that the warning lamp 24 is provided with the lamp holder 241, the lamp holder 241 is connected with the mounting seat 28 through the bolts, the mounting seat 28 is provided with a plurality of groups of mounting holes matched with the lamp holder 241, the spring 27 is connected with the lamp holder 241, before the mounting, according to actual safety production requirements, the deformation limit amount of the monitoring floor heave can be adjusted by adjusting the mounting position of the lamp holder 241 on the mounting seat 28, namely, the distance between the warning lamp 24 and the contact 23 is adjusted, when the limit amount is reached, the contact 23 is electrically connected with the warning lamp 24, the warning lamp 24 is lightened by supplying power to the storage battery 22, and the device is simple in structure, low in cost and capable of timely and directly prompting workers on site.
The sixth specific implementation mode: in the embodiment, the coal mine floor heave deformation monitoring device is described with reference to fig. 4, and a scale 261 is arranged on the side surface of the slide way 26, so that a site worker can visually observe the displacement conveniently.
It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore the present invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the present invention.
This embodiment is only illustrative of the patent and does not limit the scope of protection thereof, and those skilled in the art can make modifications to its part without departing from the spirit of the patent.
Claims (6)
1. The utility model provides a colliery pucking deformation monitoring devices which characterized in that: comprises a limiting section steel (1) and a measuring device (2), the limiting section steel (1) is connected with the measuring device (2), measuring device (2) include pressure sensor (21), battery (22), contact (23), warning light (24), slider (25), slide (26) and spring (27), slide (26) are established with spacing shaped steel (1) and are connected, slide (26) are connected with slider (25), be provided with pressure sensor (21) and battery (22) on slider (25), pressure sensor (21) are connected with battery (22), battery (22) have contact (23), warning light (24) establish the installation with spacing shaped steel (1), warning light (24) correspond the installation with contact (23), the one end and the slider (25) of spring (27), the other end and the spacing shaped steel (1) of spring (27) establish the installation.
2. The coal mine floor heave deformation monitoring device according to claim 1, wherein: measuring device (2) still include mount pad (28) and protection casing (29), mount pad (28) are connected with spacing shaped steel (1), and battery (22), contact (23), slider (25), slide (26) and spring (27) all are located protection casing (29) downside, and protection casing (29), warning light (24), slide (26) all are connected with mount pad (28).
3. The coal mine floor heave deformation monitoring device according to claim 2, wherein: the number of the measuring devices (2) is two, and the two measuring devices (2) are positioned at two ends of the limiting section steel (1).
4. The coal mine floor heave deformation monitoring device according to claim 3, wherein: spacing shaped steel (1) buries in coal mine tunnel lower part, and pressure sensor (21)'s sense terminal sets up in tunnel both sides country rock department.
5. The coal mine floor heave deformation monitoring device according to claim 2, wherein: the warning lamp (24) is provided with a lamp holder (241), the lamp holder (241) is connected with the mounting seat (28) through bolts, a plurality of groups of mounting holes matched with the lamp holder (241) are formed in the mounting seat (28), and the spring (27) is connected with the lamp holder (241).
6. The coal mine floor heave deformation monitoring device according to claim 1 or 5, wherein: the side of the slide way (26) is provided with a scale (261).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535590.XU CN214747900U (en) | 2021-07-07 | 2021-07-07 | Coal mine bottom heave deformation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535590.XU CN214747900U (en) | 2021-07-07 | 2021-07-07 | Coal mine bottom heave deformation monitoring device |
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| CN214747900U true CN214747900U (en) | 2021-11-16 |
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| CN202121535590.XU Active CN214747900U (en) | 2021-07-07 | 2021-07-07 | Coal mine bottom heave deformation monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697868A (en) * | 2023-07-28 | 2023-09-05 | 中煤科工集团武汉设计研究院有限公司 | Roadway deformation monitoring equipment |
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2021
- 2021-07-07 CN CN202121535590.XU patent/CN214747900U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697868A (en) * | 2023-07-28 | 2023-09-05 | 中煤科工集团武汉设计研究院有限公司 | Roadway deformation monitoring equipment |
| CN116697868B (en) * | 2023-07-28 | 2023-12-12 | 中煤科工集团武汉设计研究院有限公司 | Roadway deformation monitoring equipment |
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