CN-224216670-U - Air film coal yard safety inspection device and system

Abstract

The utility model discloses a safety inspection device and a safety inspection system for an air film coal yard, comprising a mounting structure, a lifting support, a detection assembly and a cable groove box, wherein the mounting structure comprises channel steel and buried iron, the two buried iron are buried in a coal blocking wall of the air film coal yard, the channel steel is fixed on the two buried iron, the lifting support comprises a supporting rod, a lifting rod, a mounting rod and a driving mechanism, the supporting rod is mounted on the channel steel, the lifting rod is mounted on the supporting rod, the driving mechanism comprises a manual driving assembly or an electric driving assembly and is used for driving the lifting rod to lift relative to the supporting rod, the mounting rod is arranged at the top end of the lifting rod, the detection assembly comprises a methane sensor, a carbon monoxide sensor and a smoke sensor which are mounted on the mounting rod, the cable groove box is mounted on the supporting rod or the channel steel, and a bus type electric control module is integrated in the cable groove box and used for receiving and processing sensor detection signals and generating safety early warning signals according to the detection signals. The technical scheme of the utility model can provide an installation platform for the safety monitoring sensor.

Inventors

• Cao Qunjiao
• FU GAOJIAN
• YU FEI
• HU DEYI
• CHEN CHANGJIAN
• HU HAO
• ZHOU CAIYANG
• ZHU ZHENQING
• ZHANG JIAN
• XU PENG

Assignees

• 中国电力工程顾问集团中南电力设计院有限公司
• 华润电力(仙桃)有限公司

Dates

Publication Date

20260508

Application Date

20250425

Claims (6)

1. 1. A gas film coal yard safety inspection device for arrange and carry out the safety inspection at gas film coal yard, characterized in that includes: the mounting structure comprises channel steel and at least two buried irons, wherein the two buried irons are buried in a coal blocking wall of the air film coal yard along the vertical direction, and the channel steel is welded and fixed on the two buried irons; The lifting support comprises a supporting rod, a lifting rod, a mounting rod and a driving mechanism, wherein the supporting rod is installed on the channel steel, the lifting rod is movably installed on the supporting rod, the driving mechanism is used for driving the lifting rod to lift relative to the supporting rod, and the mounting rod is arranged at the top end of the lifting rod and is perpendicular to the lifting rod; A detection assembly including a methane sensor, a carbon monoxide sensor, and a smoke sensor mounted on the mounting bar, and The cable trough box is arranged on the supporting rod or the channel steel, a bus type electric control module is integrated in the cable trough box, the methane sensor, the carbon monoxide sensor and the smoke sensor are all electrically connected with the bus type electric control module through cables, and the bus type electric control module is used for receiving and processing sensor detection signals and generating safety early warning signals according to the detection signals.
2. 2. The air film coal yard safety inspection device according to claim 1, wherein the driving mechanism is a manual driving assembly, the manual driving assembly is provided with a hand wheel adjusting assembly or a worm gear transmission structure, and lifting of the lifting rod relative to the supporting rod is achieved by operating the hand wheel adjusting assembly or utilizing the worm gear transmission structure.
3. 3. The air film coal yard safety inspection device according to claim 1, wherein the driving mechanism is an electric driving assembly and comprises a motor and a screw nut pair, the motor is electrically connected with the bus type electric control module, the motor is in transmission connection with the screw nut pair, and the screw nut pair is arranged on the lifting rod, so that the motor drives the screw nut pair to drive the lifting rod to lift relative to the supporting rod.
4. 4. The air film coal yard safety inspection device according to claim 1, wherein the driving mechanism is a pneumatic supporting rod, the pneumatic supporting rod is connected with a compressed air pipeline of the air film coal yard through an air pipe, and the lifting rod is driven to lift relative to the supporting rod by compressed air.
5. 5. The gas film coal yard safety inspection device of claim 1, wherein the cable tray cross-sectional dimensions are selected from the group consisting of 100mm x 50mm.
6. 6. A gas film coal yard safety inspection system comprising a plurality of gas film coal yard safety inspection devices according to any one of claims 1 to 5, wherein a plurality of the gas film coal yard safety inspection devices are horizontally arranged at intervals along the length direction of a coal retaining wall, and the distance between any two adjacent gas film coal yard safety inspection devices is not more than 15 m.

Description

Air film coal yard safety inspection device and system Technical Field The utility model relates to the technical field of sensor installation, in particular to a gas film coal yard safety inspection device and system. Background The strip-shaped closed coal yard of the thermal power plant is an environment-friendly coal storage facility which is currently mainstream, and the mainstream structural form of the strip-shaped closed coal yard is a steel structure net rack, a portal steel frame, a concrete arch shell structure and the like. In NB/T10376-2019, general technical Condition of closed coal storage facility safety detection System, it is recommended to install methane, carbon monoxide, smoke sensors on a coal yard maintenance horse road to realize safety monitoring. In recent years, the air film coal yard is gradually popularized due to the advantages of short construction period, high space utilization rate, low energy consumption and the like, but the air film coal yard is free from a traditional maintenance horse way due to the structural characteristics of flexible film materials and internal air pressure support, so that the detection sensor loses a conventional mounting carrier. The gas film coal yard stores the carbon monoxide released by spontaneous combustion of coal, gas accumulation and fire risk, and the gas concentration and the fire hidden trouble need to be monitored in real time through a sensor. The traditional installation scheme fails in the air film coal yard, and how to reasonably arrange detection instruments in a special environment without a maintenance horse way becomes a technical problem to be solved in order to ensure the safe production of the air film coal yard. Disclosure of utility model The utility model mainly aims to provide a gas film coal yard safety inspection device which aims to provide an installation platform for a safety monitoring sensor. In order to achieve the above object, the gas film coal yard safety inspection device provided by the utility model comprises: the mounting structure comprises channel steel and at least two buried irons, wherein the two buried irons are buried in a coal blocking wall of the air film coal yard along the vertical direction, and the channel steel is welded and fixed on the two buried irons; The lifting support comprises a supporting rod, a lifting rod, a mounting rod and a driving mechanism, wherein the supporting rod is installed on the channel steel, the lifting rod is movably installed on the supporting rod and used for driving the lifting rod to lift relative to the supporting rod, and the mounting rod is arranged at the top end of the lifting rod and is perpendicular to the lifting rod; A detection assembly including a methane sensor, a carbon monoxide sensor, and a smoke sensor mounted on the mounting bar, and The cable trough box is arranged on the supporting rod or the channel steel, a bus type electric control module is integrated in the cable trough box, the methane sensor, the carbon monoxide sensor and the smoke sensor are all electrically connected with the bus type electric control module through cables, and the bus type electric control module is used for receiving and processing sensor detection signals and generating safety early warning signals according to the detection signals. Optionally, the driving mechanism is a manual driving assembly, the manual driving assembly is provided with a hand wheel adjusting assembly or a worm and gear transmission structure, and lifting of the lifting rod relative to the supporting rod is achieved by operating the hand wheel adjusting assembly or utilizing the worm and gear transmission structure. Optionally, the actuating mechanism is electric drive subassembly, including motor and screw nut pair, the motor is connected with bus type automatically controlled module is automatically controlled, the motor with screw nut pair transmission is connected, screw nut pair locates the lifter, so that motor drive screw nut pair drives the lifter is relative the bracing piece goes up and down. Optionally, the actuating mechanism is pneumatic bracing piece, pneumatic bracing piece passes through the compressed air pipeline of air film coal yard is connected to the trachea, utilizes compressed air drive the lifter is relative the bracing piece goes up and down. Optionally, the cross-sectional dimension of the cable trough box is 100mm by 50mm. The utility model also provides a gas film coal yard safety inspection system which comprises a plurality of gas film coal yard safety inspection devices, wherein the gas film coal yard safety inspection devices are horizontally arranged at intervals along the length direction of the coal blocking wall, and the distance between any two adjacent gas film coal yard safety inspection devices is not more than 15 meters. According to the technical scheme, two buried irons 11 are buried in a coal blocking wall 50 of a gas film coal yard, channel steel