CN219081641U

CN219081641U - Monitoring system

Info

Publication number: CN219081641U
Application number: CN202223611539.XU
Authority: CN
Inventors: 李亚林; 高鹏; 程怡帏; 童梦
Original assignee: Hubei Jixiang Safety Science Research Institute Co ltd
Current assignee: Hubei Jixiang Safety Science Research Institute Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-05-26
Anticipated expiration: 2032-12-31

Abstract

The utility model provides a monitoring system, which comprises a controller for controlling a transportation trolley to run and a spraying unit which is arranged along a roadway in an extending way, wherein the spraying unit comprises main water supply pipelines which are symmetrically arranged at two sides of the roadway in the width direction and extend along the length direction of the roadway, the main water supply pipelines are communicated with an external water tank, a plurality of atomizing nozzles are arranged on each main water supply pipeline, a plurality of electromagnetic valves for respectively controlling the on-off of each atomizing nozzle are also arranged on each main water supply pipeline, and each electromagnetic valve is electrically connected with the controller; when the transportation trolley runs, the controller transmits signals to the electromagnetic valves, the electromagnetic valves receive the signals and then control the corresponding atomizing spray heads to sequentially start water spraying along the running direction of the transportation trolley, and the corresponding atomizing spray heads are sequentially and automatically closed according to the starting sequence after the spraying is finished. The utility model provides a monitoring system which can control water spraying and dust removal in real time according to the condition of a trolley, can be automatically closed after reaching a set time, and saves resources while meeting the requirement of dust removal.

Description

Monitoring system

Technical Field

The utility model relates to the technical field of underground mineral dust monitoring, in particular to a monitoring system.

Background

At present, in an underground mine roadway, along with the exploitation of ores, the ores need to be transported to the outside by utilizing a trolley, dust is easily caused in the operation process of the trolley, and the working environment of exploitation workers in the roadway is influenced.

In the prior art, although some dust removing devices are arranged in the roadway, the dust removing devices are required to be manually opened, the automation degree is low, the roadway is long, workers need to run far to open equipment to waste labor force, and if the dust removing equipment is always opened, the resource waste is caused when the dust amount is not large; because dust flies easily when the trolley is started, how to link the dust removal with the state of the trolley is very necessary to effectively realize intelligent dust removal.

Disclosure of Invention

The utility model solves the problems of overcoming the defects in the prior art, provides a monitoring system, can control water spraying and dust removal in real time according to the condition of a trolley, can be automatically closed after reaching a set time, and saves resources while meeting the requirement of dust removal.

In order to solve the problems, the utility model provides a monitoring system which is applied to an underground mine roadway and comprises a controller for controlling the running of a transport trolley in the roadway and a spraying unit arranged on the side wall of the roadway, wherein the spraying unit is arranged in an extending mode along the running track of the transport trolley, the spraying unit comprises at least two main water supply pipelines which are symmetrically arranged on two sides of the width direction of the roadway and extend along the length direction of the roadway, the main water supply pipelines are communicated with an external water tank, a plurality of atomizing spray heads which are arranged at intervals along the length direction of the main water supply pipelines are arranged on each main water supply pipeline, a plurality of electromagnetic valves for respectively controlling the on-off of each atomizing spray head are also arranged on each main water supply pipeline, and each electromagnetic valve is electrically connected with the controller; when the transportation trolley runs, the controller transmits signals to the electromagnetic valves, the electromagnetic valves receive the signals and then control the corresponding atomizing nozzles to sequentially start water spraying along the running direction of the transportation trolley, and the atomizing nozzles are sequentially and automatically closed according to the starting sequence after running for a set time.

Compared with the prior art, the monitoring system has the following advantages:

the monitoring system is mainly applied to underground mine roadways, and is used for controlling the transportation trolley and the spraying unit in a linkage way, namely, when the transportation trolley runs, the controller transmits signals to each electromagnetic valve, after receiving the signals, each electromagnetic valve controls the corresponding atomizing nozzle to sequentially start water spraying along the running direction of the transportation trolley, and each atomizing nozzle is sequentially and automatically closed according to the starting sequence after running to a set time, so that the problem of large dust caused by the running of the transportation trolley is effectively solved, and after the transportation trolley runs away, the spraying system can be automatically closed again, water resources are saved, and the intelligent degree of dust removal is high.

Further, a plurality of dust detectors are arranged in the roadway at intervals along the length direction of the roadway, and each dust detector is electrically connected with the control; when dust detectors at corresponding positions in the roadway detect that the dust content exceeds the standard, the controller is used for controlling electromagnetic valves at the corresponding positions to act so as to drive corresponding atomizing spray heads to discharge water and remove dust.

As an improvement, the outside of each atomizing nozzle and the electromagnetic valve is sleeved with a protective cover.

And the improved tunnel dust collection device further comprises an alarm electrically connected with the controller and used for reminding operators in the tunnel of being far away from the dust exceeding area.

The improved dust collection device further comprises a dust collection main pipe which extends along the length direction of the roadway and is horizontally arranged on the top wall of the roadway, and a plurality of dust collection covers which are communicated with the inner cavity of the dust collection main pipe and extend along the length direction of the dust collection main pipe are arranged on the lower end face of the dust collection main pipe; the end part of the main dust collection pipeline is communicated with an air inlet of an external suction pump.

Additional improved features and advantages of the utility model will be set forth in the detailed description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

FIG. 1 is a front view of a monitoring system of the present utility model;

FIG. 2 is a partial cross-sectional view of the monitoring system of the present utility model;

fig. 3 is a structural view of a ventilation system in the present utility model.

Reference numerals illustrate:

1. a transport trolley; 2. a main water supply pipe; 3. an atomizing nozzle; 4. a dust detector; 5. a protective cover; 6. a main dust collection pipe; 7. a dust hood; 8. a fixing frame; 9. a housing; 9.1, a communication hole; 10. an impeller; 11. a motor; 12. isolating the net cover; 13. and a collection box.

Detailed Description

In order that the above-recited objects, features and advantages of the utility model will become more readily apparent, a more particular description of embodiments of the utility model will be rendered by reference to the appended drawings.

In the description of the utility model, it should be noted that, unless explicitly specified and defined otherwise, the term "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in the utility model will be understood by those of ordinary skill in the art in a specific context.

As shown in fig. 1 and 2, the utility model provides a monitoring system which is applied to underground mine roadways and is mainly used for monitoring and treating dust in the roadways; the device comprises a controller for controlling the running of a transport trolley 1 in a roadway and a spraying unit arranged on the side wall of the roadway, wherein the spraying unit is arranged along the running track of the transport trolley 1, the spraying unit comprises at least two main water supply pipelines 2 symmetrically arranged on two sides of the width direction of the roadway and extending along the length direction of the main water supply pipelines, the main water supply pipelines 2 are communicated with an external water tank, a plurality of atomizing nozzles 3 arranged at intervals along the length direction of the main water supply pipelines 2 are arranged on each main water supply pipeline 2, a plurality of electromagnetic valves for respectively controlling the on-off of each atomizing nozzle 3 are also arranged on each main water supply pipeline 2, and each electromagnetic valve is electrically connected with the controller; when the transportation trolley 1 runs, the controller transmits signals to the electromagnetic valves, the electromagnetic valves receive the signals and control the corresponding atomizing nozzles 3 to sequentially start water spraying along the running direction of the transportation trolley 1, and the atomizing nozzles 3 are automatically closed in sequence according to the starting sequence after running for a set time. In this structure, when the transportation trolley 1 is opened, the atomizing nozzles 3 start to spray and remove dust from the near to the far along the traveling direction of the transportation trolley 1, and after the transportation trolley 1 is driven away, the atomizing nozzles 3 are sequentially closed, that is, opened first and closed first, and the working time of the atomizing nozzles 3 is the same.

More specifically, the roadway in the structure is also provided with a plurality of dust detectors 4 which are arranged at intervals along the length direction, and each dust detector 4 is electrically connected with the control; when the dust detector 4 at a certain position in the roadway detects that the dust content exceeds the standard, a corresponding signal is sent to the controller, and the controller controls the electromagnetic valve at the corresponding position to open according to the system setting program so as to drive the corresponding atomizing spray head 3 to discharge water to realize dust removal. In this structure, increased dust detector 4 for the dust content in the real-time supervision tunnel, if after travelling bogie 1 sprays the unit and sprays and unable effective dust removal after the dust removal, then this dust detector 4 just fine plays the efficiency of supplementary control dust removal, effectively guarantees that the dust content is less than the standard in the tunnel, ensures mining workman's safety.

In addition, in order to effectively protect the spraying unit and improve the service life, in this embodiment, the outer parts of each atomizing nozzle 3 and the electromagnetic valve are sleeved with a protective cover 5, as shown in fig. 1.

In still another aspect, the monitoring system of the embodiment further includes an alarm electrically connected to the controller, for reminding an operator in the roadway to keep away from the dust exceeding area. Specifically, when a local range of dust exceeds a standard at a certain position in the roadway, the corresponding dust detector 4 transmits a signal to the controller, and the controller controls the alarm to find a corresponding alarm through a control signal, for example: dust exceeds standard in corresponding road sections in the voice broadcasting roadway, and workers are reminded to timely keep away from corresponding areas, so that personal safety is guaranteed, excessive dust particles are prevented from being inhaled, and human health is affected.

In this embodiment, in order to further ensure that the dust content in the roadway does not exceed the standard and ensure a safe operation environment, the monitoring system further includes a main dust collection pipe 6 extending along the length direction of the roadway and horizontally arranged on the top wall of the roadway, and a plurality of dust collection covers 7 communicated with the inner cavities of the main dust collection pipe 6 and extending along the length direction of the main dust collection pipe 6 are arranged on the lower end surface of the main dust collection pipe; the cross section of the dust hood 7 is of a trapezoid structure with the lower end opening larger than the upper end opening, so that the air suction and dust removal efficiency is improved, and a corresponding ventilation system is required to be equipped while air suction and dust removal are performed, and the oxygen content in a roadway is ensured; in the structure, the end part of the main dust collection pipeline 6 is communicated with the air inlet of the external suction pump, and the air suction and dust removal are realized through the operation of the suction pump.

In this embodiment, as shown in fig. 3, the ventilation system includes an axial flow fan, and the specific axial flow fan includes a cylindrical casing 9, an impeller 10, and a motor 11, where the casing 9 is fixed on the ground through a fixing frame 8 or can be connected to a roadway side wall through a corresponding bracket; the motor 11 is connected to the inner wall of one end of the shell 9 through a connecting rod, the output shaft of the motor 11 coincides with the central axis of the shell 9, and the impeller 10 is connected to the output shaft; in addition, be connected with the isolation screen panel 12 on the casing 9 is close to axial fan's air inlet end inner wall detachable for keep apart the dust granule of air inlet end, avoid getting into motor 11 at the air inlet end of fan under the suction effect too much dust, granule, influence motor 11's normal operating. More specifically, in this structure, the lower lateral wall that is located the isolation screen 12 and keeps away from motor 11 one end on casing 9 has seted up the intercommunicating pore, and the position detachable that corresponds with the intercommunicating pore on the casing 9 outer wall is connected with and collects box 13, and isolation screen 12 is arranged in blocking most particulate matter dust in the air to the particulate matter can be along keeping apart screen 12 whereabouts to collect in box 13 and realize interim collection.

Although the present disclosure is disclosed above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the disclosure.

Claims

1. The utility model provides a monitored control system, its is applied to in the underground mine tunnel, its characterized in that: the automatic spraying device comprises a controller for controlling the running of a transport trolley (1) in a roadway and spraying units arranged on the side walls of the roadway, wherein the spraying units are arranged along the running track of the transport trolley (1) in an extending mode, each spraying unit comprises at least two main water supply pipelines (2) symmetrically arranged on two sides of the width direction of the roadway and extending along the length direction of the main water supply pipelines, each main water supply pipeline (2) is communicated with an external water tank, a plurality of atomizing spray heads (3) are arranged on each main water supply pipeline (2) at intervals along the length direction of the main water supply pipeline, a plurality of electromagnetic valves for respectively controlling the on-off of each atomizing spray head (3) are further arranged on each main water supply pipeline (2), and each electromagnetic valve is electrically connected with the controller; when the transportation trolley (1) runs, the controller transmits signals to the electromagnetic valves, the electromagnetic valves receive the signals and then control the corresponding atomizing nozzles (3) to sequentially start water spraying along the running direction of the transportation trolley (1), and the atomizing nozzles (3) are sequentially and automatically closed according to the starting sequence after running for a set time.

2. The monitoring system of claim 1, wherein: the roadway is also provided with a plurality of dust detectors (4) which are arranged at intervals along the length direction of the roadway, and each dust detector (4) is electrically connected with the control; when dust detectors (4) at corresponding positions in the roadway detect that the dust content exceeds the standard, the controller is used for controlling electromagnetic valves at the corresponding positions to act so as to drive corresponding atomizing spray heads (3) to discharge water and remove dust.

3. The monitoring system of claim 1, wherein: the outside of each atomizing nozzle (3) and the electromagnetic valve are sleeved with a protective cover (5).

4. A monitoring system according to any one of claims 1 to 3, wherein: the system also comprises an alarm electrically connected with the controller and used for reminding operators in the roadway of being far away from the dust exceeding area.

5. The monitoring system of claim 4, wherein: the dust collection device further comprises a main dust collection pipeline (6) which extends along the length direction of the roadway and is horizontally arranged on the top wall of the roadway, and a plurality of dust collection covers (7) which are communicated with the inner cavity of the main dust collection pipeline (6) and extend along the length direction of the main dust collection pipeline are arranged on the lower end face of the main dust collection pipeline; the end part of the main dust collection pipe (6) is communicated with an air inlet of an external suction pump.