CN218371161U - Grating safety intelligent detection device for coal mine lifting cage - Google Patents
Grating safety intelligent detection device for coal mine lifting cage Download PDFInfo
- Publication number
- CN218371161U CN218371161U CN202220893164.1U CN202220893164U CN218371161U CN 218371161 U CN218371161 U CN 218371161U CN 202220893164 U CN202220893164 U CN 202220893164U CN 218371161 U CN218371161 U CN 218371161U
- Authority
- CN
- China
- Prior art keywords
- grating
- cage
- module
- lifting
- control center
- 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.)
- Active
Links
Images
Landscapes
- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model provides a grating safety intelligent detection device for a coal mine lifting cage, which comprises a lifting cage positioned in an underground cage guide and a driving mechanism connected with the lifting cage, wherein the driving mechanism is positioned on the bottom surface; the inner wall of the underground cage guide is provided with a plurality of grating sensor modules, the grating sensor modules are electrically connected to a control center positioned on the bottom surface, a grading alarm module wirelessly connected with the control center is arranged in the cage, and the control center is also electrically connected with the driving mechanism; a safety door is arranged on one side wall of the cage, the cage local space on the inner side of the safety door is a protection area, a grating protection module is arranged in the protection area, and the grating protection module is electrically connected with the grading alarm module. The problem of personnel safety in the lifting cage can be effectively solved by arranging the grating protection module; can detect whether cage guide inner wall takes place to warp in the pit through setting up grating sensor module.
Description
Technical Field
The utility model belongs to the technical field of promote cage safety inspection, a grating safety intellectual detection system device for colliery promotes cage is related to.
Background
A cage is a lift in a mine for transporting personnel, ore, materials etc., and can generally carry several tons and is similar to an elevator in use. The general cage self-locking device has larger volume and poorer anti-falling performance, and adds a certain weight to the cage. In the actual production process, if the cage self-locking device has the monitoring and early warning functions, the potential safety hazard can be forecasted in advance, the inspection is reminded, the lifting part is replaced, and the occurrence of cage safety accidents can be greatly reduced.
The cage guide is a guide device for lifting the cage and has the function of eliminating the transverse swing of the lifting container in the lifting process, so that the container can run in the shaft safely and stably at high speed. The cage guide is fixed on a cage guide beam along the shaft axis or is hung on a derrick.
Cage guides are classified into rigid and flexible types. The flexible cage guide is made of steel wire ropes. The rigid cage guide is fixed on the metal section steel or the special reinforced concrete cage guide beam.
The steel cage guide has steel rail cage guide and rectangular cage guide combined with steel section, and has small lateral rigidity and less container transverse swing. The section of the combined rigid cage guide is hollow and rectangular, and is formed by welding two angle steels or channel steels and is also formed by integrally rolling profile steels. The combined rigid cage guide has the advantages of strong rigidity, stable operation of a lifting container, small abrasion between the cage guide and cage ears, long service life and more suitability for use when terminal load and lifting speed are high.
Each container of the steel wire rope cage guide is generally guided by four steel wire ropes, the steel wire ropes can be arranged at four corners of the container, the upper end of the cage guide rope is fixed on a derrick by a fixing device, and the lower end of the cage guide rope is tensioned by a connecting device and a heavy hammer. Compared with a rigid cage guide, the steel wire rope cage guide has the advantages of small installation workload, short construction time, simple and convenient maintenance, stable and reliable high-speed operation, no cage guide beam nest, capability of reducing the thickness of a well wall and small ventilation resistance. However, when the steel wire rope cage guide is adopted, the requirements for gaps between containers and between the containers and the well wall are high, the net fracture area of a shaft is increased, and the load of a derrick or a derrick is increased, so that the application of the steel wire rope cage guide is limited.
CN203173631U discloses a lifting safety detection system for shaft equipment of a coal mine vertical shaft, which comprises a cage guide and cage guide beam deformation detection subsystem, a derrick deformation detection subsystem, a drainage cage guide displacement detection subsystem and an upper computer monitoring system, wherein the three subsystems perform independent detection, and adopt a topological structure combining a 485 communication network and a single bus network to transmit detection data to the upper computer monitoring system.
CN210162982U discloses detection device that cage guide used, including the cage guide wall, the surface equidistant of cage guide wall is equipped with a plurality of steel sheets, the central point department of putting of cage guide wall is equipped with the mounting panel, the cage guide wall through the installation nail with mounting panel fixed connection, one side of mounting panel is equipped with integrative detection insulation box, the central point department of putting of a detection insulation box lateral wall inlays and is equipped with radar range finder, be equipped with the camera directly over radar range finder.
CN109896390A discloses cage protection system of high security, jar body self-lock device is including braking steering wheel, braking connecting rod, articulated piece and auto-lock box, and the output of braking steering wheel is connected the braking connecting rod, and the end fixed connection of braking connecting rod articulates the piece, and the both ends of articulated piece symmetry respectively articulate there is the braking wedge, and the bilateral symmetry is provided with the guide way in the auto-lock box, and the braking wedge stretches into to the interior of auto-lock box along the guide way, and the top of braking wedge passes through spring coupling with the interior top of auto-lock box.
The cage guide is an important component of a mine, the deformation of the cage guide not only can seriously threaten the safety production of the mine, but also can cause serious economic loss, and the deformation condition of the inner wall of the cage guide needs to be monitored in real time. Under the complex working environment in the pit, the problems of complex monitoring system, low monitoring precision, easy environmental interference, short service life, low stability and the like generally exist.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide an intelligent grating safety detection device for a coal mine lifting cage, which is mainly used for underground cage guides and lifting cages, and on one hand, the safety problem of personnel in the lifting cage can be effectively solved by arranging a grating protection module; on the other hand, whether the inner wall of the underground cage guide is deformed or not can be detected at any time by arranging the grating sensor module, so that danger is timely eliminated. The grating sensor module is high in detection precision and not prone to being influenced by the environment, and is matched with the grading alarm module, abnormal early warning and positioning of the inner wall of the cage guide are achieved, maintenance cost of the cage guide is greatly reduced, transportation safety is improved, safety of personnel is guaranteed by starting from two aspects of the underground cage guide and the lifting cage, accident rate is effectively reduced, and the grating sensor module has a wide market popularization prospect.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a grating safety intelligent detection device for a coal mine lifting cage, which comprises a lifting cage positioned in an underground cage guide and a driving mechanism connected with the lifting cage, wherein the driving mechanism is positioned on the bottom surface and is used for driving the lifting cage to move in the vertical direction;
the underground cage guide is characterized in that a plurality of grating sensor modules are arranged on the inner wall of the underground cage guide, the grating sensor modules are electrically connected to a control center located on the bottom surface, a grading alarm module wirelessly connected with the control center is arranged in the cage, the control center is also electrically connected with the driving mechanism, the grating sensor modules are used for detecting various working state parameters in the cage guide and transmitting data to the control center, and when any parameter exceeds a preset value, the control center triggers the grading alarm module and controls the driving mechanism to start and stop;
the safety door is arranged at one side wall of the cage, the cage local space on the inner side of the safety door is a protection area, a grating protection module is arranged in the protection area, the grating protection module is electrically connected with the grading alarm module, the grating protection module generates a protection light curtain in the protection area, when a worker stands in the protection area, the protection light curtain is shielded, and the grating protection module triggers the grading alarm module.
The grating safety intelligent detection device provided by the utility model is mainly used for underground cage guides and lifting cages, and on one hand, the safety problem of personnel in the lifting cages can be effectively solved by arranging the grating protection module; on the other hand, whether the inner wall of the underground cage guide is deformed or not can be detected at any time by arranging the grating sensor module, so that danger is timely eliminated. The grating sensor module is high in detection precision and not prone to being influenced by the environment, and is matched with the grading alarm module, abnormal early warning and positioning of the inner wall of the cage guide are achieved, maintenance cost of the cage guide is greatly reduced, transportation safety is improved, safety of personnel is guaranteed by starting from two aspects of the underground cage guide and the lifting cage, accident rate is effectively reduced, and the grating sensor module has a wide market popularization prospect.
As an optimized technical scheme of the utility model, each the grating sensor module includes first grating strain sensor, second grating strain sensor and grating temperature sensor.
It is required to explain, the utility model discloses a set up grating temperature sensor and be used for revising the deformation stress state to the inner wall atress situation of more accurate monitoring mine shaft guide.
The first grating strain sensor is arranged along the horizontal direction of the inner wall of the underground cage guide and is used for acquiring the deformation stress state in the horizontal plane of the inner wall of the underground cage guide; the second grating strain sensor is arranged along the vertical direction of the inner wall of the underground cage guide and is used for collecting the deformation stress state of the inner wall of the underground cage guide in the vertical plane.
As an optimized technical scheme, hierarchical alarm module includes difference electric connection control center's warning light and bee calling organ.
The alarm lamp comprises lamps with different colors, and the control center controls the color and/or the flashing frequency of the alarm lamp according to the emergency degree of the dangerous case.
The buzzer is electrically connected to the control center through the audio power amplifier circuit, and the control center controls the buzzer to send out an audio signal with a set frequency section through the audio power amplifier circuit, so that the buzzing volume sent by the buzzer is controlled.
As an optimal technical scheme, the grating protection module includes power, transmission grating and receipt grating, the power is electric connection respectively transmission grating and receipt grating to transmission grating and receipt grating power supply, transmission grating and receipt grating are located the protection zone both sides respectively and the position corresponds.
The transmitting grating and the receiving grating are respectively and electrically connected with a controller, and the controller controls the work of the transmitting grating and the work of the receiving grating; the controller passes through relay electric connection hierarchical alarm module, when the infrared ray that the emission grating sent was sheltered from by the human body, receiving grating can't receive corresponding infrared ray, the controller passes through the opening of relay control hierarchical alarm module.
In the utility model, before the cage runs, the protective light curtain generated by the emission grating locks the protective area on the parking position and sends out the stroboscopic signal to warn the working personnel; meanwhile, the controller controls the transmitting grating and the receiving grating to start working so as to detect whether a worker passes through or enters the protection area, and if the worker passes through or enters the protection area, the controller controls the graded alarm module to be started through the relay or directly controls the driving mechanism to be suddenly stopped, so that the cage is prevented from being suddenly started to cause serious personal safety hazards to the worker when the worker enters the cage through the protection area to operate.
As an optimized technical scheme, the last winding of actuating mechanism has the lifting rope, it is provided with rings to promote the cage top, the one end of lifting rope is fixed in on the rings.
The lifting rope tension sensor is characterized in that a tension sensing module is arranged on the lifting ring and is in wireless connection with the control center, and the tension sensing module is used for measuring tension of a lifting rope and transmitting tension data to the control center in a wireless mode.
As a preferred technical scheme, still be provided with a plurality of cage guide ropes in the cage guide in the pit, it is provided with to slide between the cage guide rope promote the cage, promote the cage and follow under actuating mechanism's drive the cage guide rope removes.
As an optimal technical scheme, be provided with two promotion cages in the cage guide in the pit, the cage removes along respective cage guide rope respectively.
The driving mechanism comprises a motor, a winding drum, a head sheave and a conveying belt, the winding drum is connected with the head sheave through the conveying belt, the motor drives the winding drum to rotate actively, and the winding drum drives the head sheave to rotate through the conveying belt; the motor is electrically connected with the control center, and the control center is used for controlling the output power of the motor.
The lifting rope is wound on the head sheave, and two ends of the lifting rope are respectively fixedly connected with one lifting cage; and driving one lifting cage to descend and the other lifting cage to ascend along with the rotation of the head sheave.
As an optimal technical scheme of the utility model, each the input of an optical cable is connected respectively to grating sensor module, the terminal box is all inserted to the output of optical cable, through the terminal box is restrainted each optical cable, the output of terminal box passes through industry optical cable and inserts modem, modem's output inserts control center.
As an optimized technical scheme, be provided with acceleration detection module in the cage, the four sides lateral wall and the bottom of cage all are provided with ranging module, acceleration detection module and ranging module are wireless connection respectively control center.
Acceleration detection module is used for acquireing promote the real-time acceleration data of cage, the range finding module is used for detecting the horizontal distance between cage lateral wall and the cage guide inner wall and the vertical distance between cage bottom and the cage guide bottom.
As an optimal technical scheme of the utility model, control center is including electric connection's data acquisition module, data analysis module and data storage module in proper order.
The data acquisition module is used for collecting various data transmitted by the grating sensor module, the tension sensing module, the acceleration detection module and the distance measurement module, packaging the data and transmitting the data to the data analysis module, the data analysis module is used for processing and judging the working states of the underground cage guide and the lifting cage according to the data transmitted by the data acquisition module, when any parameter exceeds a preset value, the data analysis module triggers the grading alarm module to perform sound and light alarm, and the data storage unit is used for storing the data processed by the data analysis module in real time.
Compared with the prior art, the beneficial effects of the utility model are that:
the grating safety intelligent detection device provided by the utility model is mainly used for underground cage guides and lifting cages, and on one hand, the safety problem of personnel in the lifting cages can be effectively solved by arranging the grating protection module; on the other hand, whether the inner wall of the underground cage guide is deformed or not can be detected at any time by arranging the grating sensor module, so that danger is timely eliminated. The grating sensor module is high in detection precision and not prone to being influenced by the environment, and is matched with the grading alarm module, abnormal early warning and positioning of the inner wall of the cage guide are achieved, maintenance cost of the cage guide is greatly reduced, transportation safety is improved, safety of personnel is guaranteed by starting from two aspects of the underground cage guide and the lifting cage, accident rate is effectively reduced, and the grating sensor module has a wide market popularization prospect.
Drawings
Fig. 1 is a schematic structural diagram of a cage according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent grating safety detection device according to an embodiment of the present invention;
wherein, 1-a cage; 2-an emission grating; 3-receiving a grating; 4-a ranging module; 5-a hoisting ring; 6-a tension sensing module; 7-an acceleration detection module; 8-a grading alarm module; 9-a safety door; 10-head sheave; 11-a reel; 12-a motor; 13-a conveyor belt; 14-a lift cord; 15-a control center; 16-a modem; 17-a junction box; 18-a grating sensor module; 19-cage guide; 20-cage guide rope.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
It should be understood that the present invention includes the necessary pipeline, conventional valve and general pump equipment for realizing the complete process, but the above contents do not belong to the main innovation point of the present invention, and the skilled person can select the type based on the process flow and the equipment structure to add the layout by himself, and the present invention does not have the special requirement and limitation.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In a specific embodiment, the utility model provides a grating safety intellectual detection system device for colliery lifting cage 1, as shown in fig. 2, grating safety intellectual detection system device includes lifting cage 1 that is located in cage guide 19 in the pit and the actuating mechanism who is connected with lifting cage 1, actuating mechanism is located the bottom surface, is used for driving lifting cage 1 to move in the vertical direction;
the inner wall of the underground cage guide 19 is provided with a plurality of grating sensor modules 18, the grating sensor modules 18 are electrically connected to a control center 15 located on the bottom surface, a grading alarm module 8 wirelessly connected with the control center 15 is arranged in the cage 1, the control center 15 is also electrically connected with the driving mechanism, the grating sensor modules 18 are used for detecting various working state parameters in the cage guide 19 and transmitting data to the control center 15, and when any parameter exceeds a preset value, the control center 15 triggers the grading alarm module 8 and controls the driving mechanism to start and stop;
as shown in fig. 2, a safety door 9 is arranged at one side wall of the cage 1, a local space of the cage 1 at the inner side of the safety door 9 is a protection area, a grating protection module is arranged in the protection area, the grating protection module is electrically connected with the grading alarm module 8, the grating protection module generates a protection light curtain in the protection area, when a worker stands in the protection area, the protection light curtain is shielded, and the grating protection module triggers the grading alarm module 8.
The grating safety intelligent detection device provided by the utility model is mainly used for the underground cage guide 19 and the lifting cage 1, and on one hand, the safety problem of personnel in the lifting cage 1 can be effectively solved by arranging the grating protection module; on the other hand, whether the inner wall of the underground cage guide 19 deforms or not can be detected at any time by arranging the grating sensor module 18, so that danger is eliminated in time. The grating sensor module 18 is high in detection precision and not prone to being influenced by the environment, and is matched with the grading alarm module 8, abnormal early warning and positioning of the inner wall of the cage guide 19 are achieved, maintenance cost of the cage guide 19 is greatly reduced, transportation safety is improved, personnel safety is guaranteed by starting from the underground cage guide and the lifting cage 1, accident rate is effectively reduced, and the grating sensor module has a wide market popularization prospect.
Further, each of the grating sensor modules 18 includes a first grating strain sensor, a second grating strain sensor and a grating temperature sensor.
It should be noted that the utility model discloses a set up grating temperature sensor and be used for revising the deformation stress state to the inner wall atress situation of more accurate monitoring mine shaft guide 19.
The first grating strain sensor is arranged along the horizontal direction of the inner wall of the underground cage guide 19 and is used for collecting the deformation stress state in the horizontal plane of the inner wall of the underground cage guide 19; the second grating strain sensor is arranged along the vertical direction of the inner wall of the underground cage guide 19 and is used for collecting the deformation stress state in the vertical plane of the inner wall of the underground cage guide 19.
Further, the grading alarm module 8 comprises an alarm lamp and a buzzer which are respectively and electrically connected with the control center 15.
The warning lamps include lamps of different colors, and the control center 15 controls the color and/or flashing frequency of the warning lamps according to the emergency degree of the dangerous case.
The buzzer is electrically connected to the control center 15 through an audio power amplifier circuit, and the control center 15 controls the buzzer to send out an audio signal with a set frequency section through the audio power amplifier circuit, so that the buzzing volume sent out by the buzzer is controlled.
Further, the grating protection module comprises a power supply, a transmitting grating 2 and a receiving grating 3, wherein the power supply is electrically connected with the transmitting grating 2 and the receiving grating 3 respectively to supply power to the transmitting grating 2 and the receiving grating 3, and the transmitting grating 2 and the receiving grating 3 are respectively located on two sides of the protection area and correspond to each other in position.
The transmitting grating 2 and the receiving grating 3 are respectively and electrically connected with a controller, and the controller controls the transmitting grating 2 and the receiving grating 3 to work; the controller passes through relay electric connection hierarchical alarm module 8, when the infrared ray that emission grating 2 sent was sheltered from by the human body, receiving grating 3 can't receive corresponding infrared ray, the controller passes through relay control hierarchical alarm module 8 and opens.
In the utility model, before the cage 1 runs, the protective light curtain generated by the emission grating 2 locks the protective area on the berth and sends out a stroboscopic signal to warn the working personnel; meanwhile, the controller controls the transmitting grating 2 and the receiving grating 3 to start working so as to detect whether a worker passes through or enters the protection area, if the worker passes through or enters the protection area, the hierarchical alarm module 8 is controlled to be started through the relay, or the driving mechanism is directly controlled to be suddenly stopped, so that the situation that when the worker enters the cage 1 through the protection area to operate, the cage 1 is suddenly started to cause serious personal safety hazard to the worker is avoided.
Furthermore, a lifting rope 14 is wound on the driving mechanism, a lifting ring 5 is arranged at the top of the lifting cage 1, and one end of the lifting rope 14 is fixed on the lifting ring 5.
The lifting ring 5 is provided with a tension sensing module 6, the tension sensing module 6 is wirelessly connected with the control center 15, and the tension sensing module 6 is used for measuring the tension of the lifting rope 14 and wirelessly transmitting tension data to the control center 15.
As an optimal technical scheme, still be provided with a plurality of cage guide ropes 20 in the cage guide 19 in the pit, it is provided with to slide between cage guide rope 20 promote cage 1, promote cage 1 and follow under actuating mechanism's drive cage guide rope 20 removes.
Further, two lifting cages 1 are arranged in the underground cage guide 19, and the cages 1 respectively move along the respective cage guide ropes 20.
The driving mechanism comprises a motor 12, a winding drum 11, a head sheave 10 and a conveyor belt 13, the winding drum 11 is connected with the head sheave 10 through the conveyor belt, the motor 12 drives the winding drum 11 to rotate actively, and the winding drum 11 drives the head sheave 10 to rotate through the conveyor belt 13; the motor 12 is electrically connected to the control center 15, and the control center 15 is configured to control the output power of the motor 12.
The lifting rope 14 is wound on the head sheave 10, and two ends of the lifting rope 14 are respectively fixedly connected with one lifting cage 1; with the rotation of the head sheave 10, one lifting cage 1 is driven to descend while the other lifting cage 1 ascends.
Furthermore, each grating sensor module 18 is connected to an input end of an optical cable, output ends of the optical cables are connected to a junction box 17, the optical cables are bundled through the junction box 17, an output end of the junction box 17 is connected to a modem 16 through an industrial optical cable, and an output end of the modem 16 is connected to the control center 15.
Further, be provided with acceleration detection module 7 in the cage 1, the four sides lateral wall and the bottom of cage 1 all are provided with ranging module 4, acceleration detection module 7 and ranging module 4 are wireless connection respectively control center 15.
Acceleration detection module 7 is used for acquireing promote cage 1's real-time acceleration data, ranging module 4 is used for detecting the horizontal distance between 1 lateral wall of cage and the 19 inner walls of cage way and the vertical distance between 1 bottom of cage and the cage way bottom.
Further, the control center 15 includes a data acquisition module, a data analysis module and a data storage module which are electrically connected in sequence.
The data acquisition module is used for collecting various data transmitted by the grating sensor module 18, the tension sensing module 6, the acceleration detection module 7 and the distance measurement module 4, packaging the data and transmitting the data to the data analysis module, the data analysis module processes and judges the working states of the underground cage 19 and the lifting cage 1 according to the data transmitted by the data acquisition module, when any parameter exceeds a preset value, the data analysis module triggers the grading alarm module 8 to perform sound and light alarm, and the data storage unit is used for storing the data processed by the data analysis module in real time.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. The grating safety intelligent detection device for the coal mine lifting cage is characterized by comprising a lifting cage positioned in an underground cage guide and a driving mechanism connected with the lifting cage, wherein the driving mechanism is positioned on the bottom surface and used for driving the lifting cage to move in the vertical direction;
the inner wall of the underground cage guide is provided with a plurality of grating sensor modules, the grating sensor modules are electrically connected to a control center positioned on the bottom surface, a grading alarm module which is wirelessly connected with the control center is arranged in the cage, the control center is also electrically connected with the driving mechanism, the grating sensor modules are used for detecting various working state parameters in the cage guide and transmitting data to the control center, and when any parameter exceeds a preset value, the control center triggers the grading alarm module and controls the driving mechanism to start and stop;
a lateral wall department of cage is provided with the emergency exit, the inboard cage local space of emergency exit is the zone of protection, be provided with grating protection module in the zone of protection, grating protection module with hierarchical alarm module electric connection, grating protection module produces the protection light curtain in the zone of protection, and when the staff stood in the zone of protection, the protection light curtain was sheltered from, grating protection module triggers hierarchical alarm module.
2. The intelligent grating safety detection device for a coal mine lifting cage according to claim 1, wherein each grating sensor module comprises a first grating strain sensor, a second grating strain sensor and a grating temperature sensor;
the first grating strain sensor is arranged along the horizontal direction of the inner wall of the underground cage guide and is used for acquiring the deformation stress state of the inner wall of the underground cage guide in the horizontal plane; the second grating strain sensor is arranged along the vertical direction of the inner wall of the underground cage guide and is used for collecting the deformation stress state of the inner wall of the underground cage guide in the vertical plane.
3. The intelligent grating safety detection device for the coal mine lifting cage according to claim 1, wherein the grading alarm module comprises an alarm lamp and a buzzer which are respectively and electrically connected with the control center;
the control center controls the color and/or the flashing frequency of the warning lamp according to the emergency degree of the dangerous case;
the buzzer is electrically connected to the control center through the audio power amplifier circuit, and the control center controls the buzzer to send out an audio signal with a set frequency section through the audio power amplifier circuit, so that the buzzing volume sent out by the buzzer is controlled.
4. The intelligent grating safety detection device for the coal mine lifting cage according to claim 1, wherein the grating protection module comprises a power supply, a transmitting grating and a receiving grating, the power supply is respectively and electrically connected with the transmitting grating and the receiving grating and supplies power to the transmitting grating and the receiving grating, and the transmitting grating and the receiving grating are respectively positioned at two sides of the protection area and correspond to each other in position;
the transmitting grating and the receiving grating are respectively and electrically connected with a controller, and the controller controls the work of the transmitting grating and the work of the receiving grating; the controller passes through relay electric connection hierarchical alarm module, when the infrared ray that the emission grating sent was sheltered from by the human body, receiving grating can't receive corresponding infrared ray, the controller passes through the opening of relay control hierarchical alarm module.
5. The intelligent grating safety detection device for the coal mine lifting cage according to claim 1, wherein a lifting rope is wound on the driving mechanism, a lifting ring is arranged at the top of the lifting cage, and one end of the lifting rope is fixed on the lifting ring;
the lifting rope tension sensor is characterized in that a tension sensing module is arranged on the lifting ring and is in wireless connection with the control center, and the tension sensing module is used for measuring tension of a lifting rope and transmitting tension data to the control center in a wireless mode.
6. The intelligent grating safety detection device for the coal mine lifting cage according to claim 1, wherein a plurality of cage guide ropes are further arranged in the underground cage guide, the lifting cage is arranged between the cage guide ropes in a sliding manner, and the lifting cage is driven by a driving mechanism to move along the cage guide ropes.
7. The intelligent raster safety detection device for coal mine hoisting cages according to claim 5, wherein two hoisting cages are arranged in the underground cage guide, and the cages move along respective cage guide ropes respectively;
the driving mechanism comprises a motor, a winding drum, a head sheave and a conveying belt, the winding drum and the head sheave are connected through the conveying belt, the motor drives the winding drum to rotate actively, and the winding drum drives the head sheave to rotate through the conveying belt; the motor is electrically connected with the control center, and the control center is used for controlling the output power of the motor;
the lifting rope is wound on the head sheave, and two ends of the lifting rope are respectively fixedly connected with one lifting cage; and driving one lifting cage to descend and the other lifting cage to ascend along with the rotation of the head sheave.
8. The intelligent raster security detection device for coal mine hoisting cages according to claim 1, wherein each raster sensor module is connected with the input end of an optical cable, the output ends of the optical cables are connected with a junction box, bundling is performed on the optical cables through the junction box, the output end of the junction box is connected with a modem through an industrial optical cable, and the output end of the modem is connected with the control center.
9. The intelligent grating safety detection device for the coal mine lifting cage according to claim 1, wherein an acceleration detection module is arranged in the cage, distance measurement modules are arranged on the side walls and the bottom of the cage on four sides, and the acceleration detection module and the distance measurement modules are respectively in wireless connection with the control center;
acceleration detection module is used for acquireing promote the real-time acceleration data of cage, the range finding module is used for detecting the horizontal distance between cage lateral wall and the cage guide inner wall and the vertical distance between cage bottom and the cage guide bottom.
10. The intelligent grating safety detection device for the coal mine lifting cage according to claim 1, wherein the control center comprises a data acquisition module, a data analysis module and a data storage module which are electrically connected in sequence;
the data acquisition module is used for collecting various data transmitted by the grating sensor module, the tension sensing module, the acceleration detection module and the distance measurement module, packaging the data and transmitting the data to the data analysis module, the data analysis module is used for processing and judging the working states of the underground cage guide and the lifting cage according to the data transmitted by the data acquisition module, when any parameter exceeds a preset value, the data analysis module triggers the grading alarm module to perform sound-light alarm, and the data storage module is used for storing the data processed by the data analysis module in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220893164.1U CN218371161U (en) | 2022-04-18 | 2022-04-18 | Grating safety intelligent detection device for coal mine lifting cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220893164.1U CN218371161U (en) | 2022-04-18 | 2022-04-18 | Grating safety intelligent detection device for coal mine lifting cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218371161U true CN218371161U (en) | 2023-01-24 |
Family
ID=84950973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220893164.1U Active CN218371161U (en) | 2022-04-18 | 2022-04-18 | Grating safety intelligent detection device for coal mine lifting cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218371161U (en) |
-
2022
- 2022-04-18 CN CN202220893164.1U patent/CN218371161U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112645174B (en) | Upstairs transportation method and system for cargo handling vehicle | |
| CN105800426A (en) | Novel elevator | |
| CN205709568U (en) | A kind of intelligent remote controls full-automatic explosion-proof type tank container gantry | |
| CN111634780A (en) | Controlling movement of an elevator car | |
| CN218371161U (en) | Grating safety intelligent detection device for coal mine lifting cage | |
| CN110697532B (en) | Background monitoring method for elevator operation | |
| CN103615260A (en) | Safe traction system of inclined-shaft concrete lining construction transportation trolley | |
| CN113565562A (en) | Stall protection device for trackless rubber-tyred vehicle | |
| CN113415743A (en) | Method for protecting automobile crane from being close to electricity and objects | |
| CN219687485U (en) | Mining four-wheel explosion-proof robot with lifting rod | |
| CN210480653U (en) | Novel bridge crane plays to rise device | |
| CN105110124A (en) | Two-point and one-line type trigger device protection system | |
| US6481537B1 (en) | Rooftop safety apparatus for elevator servicing | |
| CN215711327U (en) | Automobile crane near-electricity and near-object protection device | |
| CN108483160A (en) | A kind of elevator monitoring system based on Internet of Things | |
| CN111348559B (en) | Control system and control method for predicting and avoiding collision between cable crane and gantry crane | |
| CN112850424A (en) | Lifting equipment for overhauling | |
| CN114541977A (en) | Safety protection system of A-type drilling tower for wire line coring | |
| CN210557562U (en) | Intelligent automatic emulsion explosive loading suspension conveying system | |
| CN106429697A (en) | Elevator safety pre-warning system | |
| CN112897271B (en) | Elevator counterweight safety protection device and control method thereof | |
| CN212740291U (en) | Intelligent alarm control device | |
| CN214463926U (en) | Safety protection system of A-type drilling tower for wire line coring | |
| CN217264485U (en) | Automatic control system of elevator | |
| CN216841668U (en) | Prevent fluffy jar intelligent protection device suitable for colliery deep well |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |