CN219624081U

CN219624081U - Device for blocking flue medium rapidly

Info

Publication number: CN219624081U
Application number: CN202320775312.4U
Authority: CN
Inventors: 王龙飞; 李树云; 秦璇; 柯建林; 李文勇
Original assignee: China Copper Southeast Copper Co ltd
Current assignee: China Copper Southeast Copper Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-09-01
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a device for rapidly blocking flue media in the technical field of flue blocking, which comprises a flue gas pipeline, wherein a manhole is arranged on the side wall of the flue gas pipeline, a manhole cover plate is arranged on the outer side of the manhole, an inflatable bag is arranged in the manhole, the main body part of the inflatable bag is positioned in the flue gas pipeline, and an inflation port of the inflatable bag is connected to the manhole cover plate and is communicated with an external inflator pump.

Description

Device for blocking flue medium rapidly

Technical Field

The utility model relates to the technical field of flue blocking, in particular to a device for rapidly blocking a flue medium.

Background

On-line equipment overhaul is common in the fields of metallurgy and chemical industry, and most of on-line equipment overhaul is required to block media in a flue in a mode of a flue valve and a plugging blind plate before overhaul. As shown in fig. 3, when the flue medium is blocked by adopting the valve or the blind plate, if the flue cannot be completely sealed due to deformation of the flue and sediment in the flue, the flue medium will leak, so that low-altitude pollution is caused, the overhaul environment cannot be ensured, and the physical health of personnel is affected. In addition, when the blind plate operation is adopted, dangerous operations such as high altitude, hoisting and the like exist, and the labor and material resources are consumed greatly.

Based on the above, the utility model designs a device for rapidly blocking the flue medium so as to solve the above problems.

Disclosure of Invention

The utility model aims to provide a device for rapidly blocking a flue medium so as to solve the technical problems.

In order to achieve the above purpose, the utility model provides the following technical scheme: an apparatus for rapidly blocking flue media, comprising: the gas-filled type gas-filled pipeline comprises a gas-filled pipeline, wherein a manhole is arranged on the side wall of the gas-filled pipeline, a manhole cover plate is arranged on the outer side of the manhole, a gas-filled bag is arranged in the manhole, a main body part of the gas-filled bag is positioned in the gas-filled pipeline, and a gas charging port of the gas-filled bag is connected to the manhole cover plate and communicated with the outside.

Preferably, the method further comprises: and the output end of the inflator pump is communicated with the inflation inlet of the inflatable bag through an inflation pipeline.

Preferably, an inflation inlet of the inflatable bag is connected with a pressure detector.

Preferably, the device further comprises a programmable controller and a pressure sensor, wherein the detection end of the pressure sensor is arranged in an inflation inlet of the inflatable bag, the pressure sensor is electrically connected with the programmable controller and used for transmitting an internal pressure monitoring signal of the inflatable bag, and the programmable controller is electrically connected with the inflator pump and used for controlling the start and stop of the inflator pump.

Preferably, the programmable controller is electrically connected with an audible and visual alarm.

Preferably, the inflatable bag is a rubber air bag, and can be fully attached and blocked in the inner cavity of the flue gas pipeline after being fully inflated.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model utilizes the rubber air bag to realize the blocking of the pipeline passage after the inflation in the flue gas pipeline, thereby playing a role of blocking the medium in the pipeline.

The rubber air bag is also provided with the programmable controller and the pressure sensor in a matching way, the internal pressure of the rubber air bag can be monitored in real time through the pressure sensor, and the inflation pump is automatically controlled to start and stop by utilizing the monitoring information, so that the rubber air bag reaches the specified internal pressure, the inflation start and stop do not need manual monitoring and manual control, the bottom surface or remote action can be realized, the operation efficiency can not be improved rapidly, and the danger of high-altitude operation is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an automatic control structure according to the present utility model;

fig. 3 is a schematic diagram of the blocking mode structure of the original flue gas pipeline valve.

In the drawings, the list of components represented by the various numbers is as follows:

the device comprises a 1-smoke pipeline, a 2-manhole, a 3-manhole cover plate, a 4-inflatable bag, a 5-inflator pump, a 6-inflatable pipeline, a 7-pressure detector, an 8-programmable controller, a 9-pressure sensor and a 10-audible and visual alarm.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments in the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model.

Example 1

Referring to fig. 1, the utility model provides a technical scheme: the device for rapidly blocking the flue medium comprises a flue gas pipeline 1, wherein a manhole 2 is arranged on the side wall of the flue gas pipeline 1, a manhole cover plate 3 is arranged on the outer side of the manhole 2, the outer end edge of the manhole 2 is connected with the manhole cover plate 3 by adopting flange bolts, and sealing gaskets can be arranged between the two to ensure quick tightness of the port of the pillow; the manhole 2 is internally provided with an inflatable bag 4, the main body part of the inflatable bag 4 is positioned in the flue gas pipeline 1, an inflation inlet of the inflatable bag 4 is connected to the manhole cover plate 3 and communicated with the outside, the manhole also comprises an inflator pump 5, the air supply pressure range is 1.0-2.0bar, the output end of the inflator pump 5 is communicated with the inflation inlet of the inflatable bag 4 through an inflation pipeline 6, and the inflation inlet of the inflatable bag 4 is connected with a pressure detector 7; the inflatable bag 4 is a rubber air bag, the pressure-resistant range is 0-1.0bar, and the inflatable bag can be fully attached and seal the inner cavity of the flue gas pipeline 1 after being fully inflated.

In actual working, a worker can detach the original non-hole manhole cover plate on the existing flue gas pipeline 1 with the manhole 2, mount the manhole cover plate 3 with holes, the main body part of the inflatable bag 4 is positioned in the flue gas pipeline 1, and the inflation inlet of the inflatable bag 4 is connected to the manhole cover plate 3 and communicated with an external inflator pump 5 through an inflation pipeline 6; then the external inflator pump 5 is controlled to start so as to inflate the inflatable bag 4, the pressure detector 7 is used for checking the internal pressure change of the inflatable bag 4, when the air pressure of the inflatable bag 4 reaches the specified safe working air pressure, the inflator pump 5 is manually stopped, the inflated inflatable bag 4 is completely attached to and seals the inner cavity of the flue gas pipeline 1, and the tightness of the inflatable bag can not be influenced by the deformation of the pipe wall or foreign matters of the flue gas pipeline, so that the safety of the prior detection operation is ensured.

Example 2

Based on embodiment 1 device structure, because pump 5 needs to start and stop and needs manual operation, needs the staff to look over the interior pressure variation near (probably high) pipeline simultaneously, and the numerical value relies on the manual judgment in the interior pressure of the last inflatable bag 4, and the inflation accuracy is low and troublesome operation has high altitude construction risk, and this embodiment provides its working method as follows:

based on the structure of the device in embodiment 1, the pressure detector 7 is replaced by a pressure sensor 9, a programmable controller 8 is arranged at the same time, the detection end of the pressure sensor 9 is arranged in the inflation port of the inflatable bag 4, the pressure sensor 9 is electrically connected with the programmable controller 8 and is used for transmitting an internal pressure monitoring signal of the inflatable bag 4, and the programmable controller 8 is electrically connected with the inflator 5 and is used for controlling the inflator 5 to start and stop; the programmable controller 8 can be a PLC controller or a singlechip and other devices, a programmed program can be arranged in the programmable controller 8, a threshold value for stopping inflation is set, when the internal pressure of the inflatable bag 4 rises to reach the set threshold value, the programmable controller 8 sends out a control instruction, and a relay is utilized to disconnect the power supply passage of the inflator pump 5;

when the device works, the internal pressure of the rubber air bag can be monitored in real time through the pressure sensor 9, and the monitoring information is utilized to automatically control the starting and stopping of the inflator pump 5, so that the rubber air bag reaches the specified internal pressure, the inflation starting and stopping do not need manual monitoring and manual control, the bottom surface or remote action can be realized, the working efficiency can not be improved urgently, and the danger of high-altitude operation is avoided; in addition, the programmable controller 8 is electrically connected with an audible and visual alarm 10, and when the internal pressure of the inflatable bag 4 changes due to other inflation factors, the programmable controller can give an alarm to inform constructors even if processing measures are taken, so that construction safety accidents are avoided.

In the description of the utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or be integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms in the utility model will be understood by those of ordinary skill in the art.

Although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An apparatus for rapidly blocking a flue medium, comprising: flue gas pipeline (1), be provided with manhole (2) on flue gas pipeline (1) lateral wall, the manhole (2) outside is provided with manhole apron (3), be provided with inflatable bag (4) in manhole (2), the main part of inflatable bag (4) is located in flue gas pipeline (1), the inflation inlet of inflatable bag (4) be connected to on manhole apron (3) and with external intercommunication.

2. The apparatus for rapidly blocking flue media according to claim 1, further comprising: the output end of the inflator pump (5) is communicated with the inflation inlet of the inflatable bag (4) through an inflation pipeline (6).

3. A device for rapid interruption of flue media according to claim 2, characterised in that the inflation port of the balloon (4) is connected with a pressure detector (7).

4. A device for rapid interruption of flue media according to claim 2, wherein: the device is characterized by further comprising a programmable controller (8) and a pressure sensor (9), wherein the detection end of the pressure sensor (9) is arranged in an inflation port of the inflatable bag (4), the pressure sensor (9) is electrically connected with the programmable controller (8) and is used for transmitting an internal pressure monitoring signal of the inflatable bag (4), and the programmable controller (8) is electrically connected with the inflator pump (5) and is used for controlling the inflator pump (5) to start and stop.

5. A device for rapid disruption of flue media according to claim 4 wherein: the programmable controller (8) is electrically connected with an audible and visual alarm (10).

6. A device for rapid disruption of flue media according to claim 1 wherein: the inflatable bag (4) is a rubber air bag, and can be fully attached and blocked in the inner cavity of the flue gas pipeline (1) after being fully inflated.