CN221287175U - Fault on-line detection type cloth bag dust remover - Google Patents
Fault on-line detection type cloth bag dust removerInfo
- Publication number
- CN221287175U CN221287175U CN202323060620.8U CN202323060620U CN221287175U CN 221287175 U CN221287175 U CN 221287175U CN 202323060620 U CN202323060620 U CN 202323060620U CN 221287175 U CN221287175 U CN 221287175U
- Authority
- CN
- China
- Prior art keywords
- dust
- bag
- pressure
- air
- pressure transmitter
- 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.)
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Links
- 239000000428 dust Substances 0.000 title claims abstract description 133
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 239000004744 fabric Substances 0.000 title abstract description 5
- 238000007664 blowing Methods 0.000 claims abstract description 31
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Abstract
The utility model discloses a fault online detection type cloth bag dust remover which comprises a dust remover body, dust removing chambers, high-pressure air bags, dust removing filter bags, blowing pipes, blowing nozzles and pulse blowing valves, wherein an air supply electromagnetic valve is arranged on a pipeline at the air inlet end of each high-pressure air bag, a dust concentration detector is correspondingly arranged in each dust removing chamber, a pressure transmitter is arranged on an air passage of each blowing pipe, and the pulse blowing valves, the air supply electromagnetic valves, the dust concentration detectors and the pressure transmitters are respectively connected to a PLC (programmable logic controller) and an upper computer; when the detection data of a certain dust concentration detector exceeds a standard value, the phenomenon that the dust removing filter bag is damaged is indicated in the corresponding dust removing bin, and when the detection value of a certain pressure transmitter is abnormal, the fault of each injection line connected with the corresponding high-pressure air bag is indicated, the position of each injection line can be determined through the PLC controller and the upper computer, and the dust removing operation of the corresponding dust removing bin is only required to be stopped, so that the shutdown phenomenon of the dust remover caused by the fault detection is eliminated.
Description
Technical Field
The utility model relates to the technical field of detection for dust collectors, in particular to a fault online detection type cloth bag dust collector.
Background
In the production of enterprises such as coal-fired power generation, steel, cement, industrial boilers and the like, a large amount of industrial tail gas with high dust content can be generated, and the industrial tail gas is discharged into the atmosphere after dust removal treatment by a dust remover so as to avoid causing atmospheric pollution. The bag type dust collector is widely applied by various production enterprises due to the characteristics of simple structure, low manufacturing cost, strong adaptability and stable operation. The pulse blowing valve and the filter bag are core components of the bag type dust collector, and are directly related to the dust collection efficiency and the service life of the bag type dust collector, and important attention is paid.
The existing filter bags have the defects of high resistance, easy penetration and leakage and easy blockage, and the filter bags are in severe working environment, if damaged and not found in time, the dust concentration in the discharged waste gas is very easy to be too high, so that the atmospheric environment is influenced. And once the filter bag is damaged, a dust smoke flow corridor is formed at the leak hole, so that the abrasion of the filter bag at the peripheral side of the leak hole is accelerated, and the service life of the filter bag is greatly shortened. The dust removal efficiency of the dust remover is directly influenced by the normal or abnormal state of the pulse injection valve, so that the components are required to be stopped, inspected and maintained at random to ensure the stable operation, and the production plan and the efficiency of enterprises are influenced to a certain extent.
Disclosure of utility model
The utility model aims to solve the technical problem of providing the fault on-line detection type cloth bag dust remover which can automatically detect whether the filter bag and the pulse blowing valve are normal or not on line, can position the abnormal parts and is convenient for operation and maintenance personnel to rapidly process.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a trouble on-line measuring formula sack cleaner, includes the dust remover body, this internal a plurality of dust removal bins that are equipped with of dust remover, each the dust removal bin has been furnished with the high pressure air bag respectively, the interior array of dust removal bin installs the dust removal filter bag, each row the top of dust removal filter bag corresponds to laid the jetting pipe, follow the jetting pipe be equipped with each the jetting mouth that the dust removal filter bag cooperation was used, the jetting pipe communicates respectively extremely the high pressure air bag, just install the pulse jetting valve on the jetting pipe, install the air feed solenoid valve on the pipeline of high pressure air bag air inlet, each the dust concentration detector is installed to correspondence in the dust removal bin in the gas circuit of jetting pipe, the pulse jetting valve the air feed solenoid valve the dust concentration detector with the pressure transmitter is connected to the PLC controller respectively, just the dust removal bin high pressure air bag the pulse jetting valve the air feed solenoid valve the pressure transmitter the dust concentration detector is in the controller respectively, the PLC is in the corresponding to the air feed position controller, the PLC is judged to the air feed position detector, the PLC is connected to the position detector and judges whether the dust concentration detector is in the air guide position and the PLC has the air guide position sensor is connected to the dust detector.
As an optimized technical scheme, the pressure transmitter is arranged corresponding to the high-pressure air bag, the pressure transmitter is arranged on the air outlet side of the air supply electromagnetic valve, and standard values of the pressure transmitter when the pulse injection valve is opened are stored in the PLC.
As an optimized technical scheme, the pressure transmitter is arranged corresponding to each jetting pipe, the pressure transmitter is arranged on the air outlet side of the pulse jetting valve, and standard values of the pressure transmitter when each pulse jetting valve is opened are stored in the PLC.
As an improvement of the technical scheme, the same number of blowing pipes are arranged in each dedusting bin, and the same number of equally-spaced dedusting filter bags are correspondingly arranged in each blowing pipe.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects: when the detection data of a certain dust concentration detector exceeds a standard value, the phenomenon that the dust removing filter bag is damaged in the corresponding dust removing bin is indicated, the corresponding dust removing bin can be positioned under the cooperation of the PLC and the upper computer, and the air supply electromagnetic valve of the dust removing bin is closed for maintenance by operation and maintenance personnel; when a certain pressure transmitter detects that the numerical value is abnormal, the fact that each injection line connected with the corresponding high-pressure air bag breaks down is indicated, the corresponding high-pressure air bag can be positioned with an upper computer through a PLC controller, and when the faults are eliminated, the corresponding dust removal operation of the dust removal bin is only required to be stopped, the normal use of the whole dust remover is not affected, so that the phenomenon that the dust remover stops due to fault detection is eliminated, enterprises can continuously produce, meanwhile, the fault detection efficiency is high, and the dust remover is convenient and labor-saving to use.
Drawings
The following drawings are only for purposes of illustration and explanation of the present utility model and are not intended to limit the scope of the utility model. Wherein:
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a block diagram of an embodiment of the present utility model;
In the figure: 1-a dust remover body; 2-a high-pressure air bag; 3-blowing pipes; 4-pulse blowing valve; 5-an air supply electromagnetic valve; 6-a dust concentration detector; 7-a pressure transmitter; 8-a PLC controller; 9-upper computer.
Detailed Description
The utility model is further illustrated in the following, in conjunction with the accompanying drawings and examples. In the following detailed description, certain exemplary embodiments of the present utility model are described by way of illustration only. It is needless to say that the person skilled in the art realizes that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive in scope.
As shown in fig. 1 and 2, the fault online detection type bag-type dust collector enables the running state of the dust collector to be measurable and controllable in real time, and when the fault occurs, the fault is eliminated in the online running state that the dust collector is not stopped, so that the production of enterprises can be continuously carried out, and the influence on production efficiency, production plans and the like is small. The dust remover specifically comprises a dust remover body 1, wherein a plurality of dust removing cabins are arranged in the dust remover body 1, each dust removing cabin is respectively provided with a high-pressure air bag 2, and one to a plurality of high-pressure air bags 2 can be arranged on each dust removing cabin according to the size of each dust removing cabin so as to meet the blowing requirement. The interior array of dust removal storehouse installs the dust removal filter bag, each row the top of dust removal filter bag corresponds to be laid and has been had the jetting pipe 3, follows jetting pipe 3 is equipped with each the jetting mouth that the dust removal filter bag cooperation was used, jetting pipe 3 communicate respectively to high-pressure gas bag 2, just install pulse jetting valve 4 on the jetting pipe 3. The pulse blowing valve 4 is opened and closed intermittently, and the high-pressure gas provided by the high-pressure gas bag 2 is utilized to blow and clean the dust in the dust removing filter bag through the cooperation of the blowing pipe 3 and the blowing nozzle, so that the dust removing efficiency is ensured.
In this embodiment, a gas supply electromagnetic valve 5 is installed on a pipeline at the gas inlet end of the high-pressure gas bag 2, and is used for controlling the gas inlet formation of the high-pressure gas bag 2. And dust concentration detectors 6 are correspondingly arranged in the dust removal chambers, and the dust concentration detectors 6 detect the dust concentration in the dust removal chambers in real time and form on-line detection and monitoring on the dust removal effect of the dust removal filter bags. The pressure transmitter 7 is arranged on the air path of the blowing pipe 3, and the pressure transmitter 7 is used for detecting whether the air supply path of the blowing pipe 3 is normal or not, so that the blowing formation monitoring of the dust removing filter bags is realized, each dust removing filter bag can be ensured to be normally blown for ash removal, and the dust removing effect of the dust remover is ensured.
The pulse jetting valve 4 the air supply solenoid valve 5 the dust concentration detector 6 with the pressure transmitter 7 is connected to the PLC controller 8 respectively, just the dust removal bin the high-pressure air package 2 the pulse jetting valve 4 the air supply solenoid valve 5 the pressure transmitter 7 the dust concentration detector 6 is in respectively the setting of encoding in the PLC controller 8 to can fix a position fast when each part breaks down, improve fortune dimension efficiency. And the PLC 8 judges whether the corresponding dust collection chamber has the damage phenomenon of the dust collection filter bag according to the detection data of the dust concentration detector 6. Specifically, a dust concentration standard value used for monitoring is stored in the PLC controller 8, real-time data monitored by the dust concentration detector 6 is compared with a pre-stored dust concentration standard value in the PLC controller 8, and when the real-time data monitored by the dust concentration detector 6 is higher than the dust concentration standard value, the damage phenomenon of the dust collection filter bag in the corresponding dust collection bin is illustrated.
The PLC controller 8 determines whether the pulse injection valve 4 on the corresponding gas line has a damage phenomenon according to the detection data of the pressure transmitter 7. When the PLC 8 stores the standard air pressure value on the air path of the blowing pipe 3 during blowing, the air pressure data detected by the pressure transmitter 7 during blowing and ash cleaning are compared with the standard air pressure value, and if the air pressure data and the standard air pressure value are inconsistent, the pulse blowing valve 4 in the corresponding dust removal bin does not work normally.
The PLC controller 8 is connected with an upper computer 9, the PLC controller 8 transmits judgment information to the upper computer 9, and warning information is formed and displayed on the upper computer 9. The PLC controller 8 uploads the judgment result, namely, the abnormal component code for the dust collector to the upper computer 9 when judging that the dust collection filter bag is damaged and the pulse blowing valve 4 is abnormal, a monitoring system for monitoring each dust collector is arranged in the upper computer 9, and the upper computer 9 can display and position the abnormal information through the monitoring system so as to remind operation and maintenance personnel to process in time. The same number of the blowing pipes 3 are arranged in each dust removing bin, the same number of the dust removing filter bags with equal intervals are correspondingly arranged in each blowing pipe 3, and the dust concentration standard value, the standard air pressure value and the like of each dust removing bin are set to be consistent, so that the dust removing bin is convenient to monitor.
The pressure transmitter 7 may be disposed corresponding to the high-pressure air bag 2, and the pressure transmitter 7 may be disposed on an air outlet side of the air supply electromagnetic valve 5, and a standard value of the pressure transmitter 7 when each pulse injection valve 4 is opened may be stored in the PLC controller 8. If a certain blowing pipe 3 connected with the high-pressure air bag 2 does not blow normally, the pressure value detected by the pressure transmitter 7 is different from the standard air pressure value and the difference is large, and the corresponding air supply electromagnetic valve 5 or the high-pressure air bag 2 can be positioned by means of the coding information in the PLC controller 8 so as to stop the corresponding dust removal bin and remove the fault.
The pressure transmitter 7 may be installed corresponding to each of the injection pipes 3, and the pressure transmitter 7 may be provided on the air outlet side of the pulse injection valve 4, and a standard value of the pressure transmitter 7 when each of the pulse injection valves 4 is opened may be stored in the PLC controller 8. If a certain blowing pipe 3 connected with the high-pressure air bag 2 does not normally blow, the pressure value detected by the pressure transmitter 7 corresponding to the blowing pipe is different from the standard air pressure value, the corresponding pressure transmitter 7 or the pulse blowing valve 4 can be positioned by means of the coding information in the PLC 8, positioning is more accurate, and fault detection efficiency is higher.
The embodiment can accurately inform operation and maintenance personnel of relevant fault information of the dust remover, thereby reducing the phenomena of abrasion, blockage and the like of the dust removing filter bag caused by the fact that dust removal cannot be carried out for a long time, and effectively protecting the dust removing filter bag. The upper computer 9 and the PLC controller 8 can be matched to independently close the dust removal bin with faults, so that the overhaul efficiency of operation and maintenance personnel is greatly improved, and uninterrupted production of enterprises is ensured.
The description of the present utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (4)
1. The utility model provides an online detection formula sack cleaner of trouble, includes the dust remover body, this internal a plurality of dust removal bins that are equipped with of dust remover, each the high-pressure air bag has been joined in marriage respectively to the dust removal bin, the interior array of dust removal bin installs the dust removal filter bag, and each row the top of dust removal filter bag corresponds to laid the jetting pipe, follows the jetting pipe be equipped with each the jetting mouth that the dust removal filter bag cooperation was used, the jetting pipe communicate respectively to the high-pressure air bag, just install pulse jetting valve on the jetting pipe, its characterized in that: the pipeline of the air inlet end of the high-pressure air bag is provided with an air supply electromagnetic valve, each dust removing bin is internally and correspondingly provided with a dust concentration detector, the air path of the jetting pipe is provided with a pressure transmitter, the pulse jetting valve, the air supply electromagnetic valve, the dust concentration detector and the pressure transmitter are respectively connected to a PLC controller, the dust removing bin, the high-pressure air bag, the pulse jetting valve, the air supply electromagnetic valve, the pressure transmitter and the dust concentration detector are respectively arranged in the PLC controller in a coding way, the PLC controller judges whether the corresponding dust collection bin is internally provided with a damage phenomenon of the dust collection filter bag according to detection data of the dust concentration detector, judges whether the pulse injection valve on the corresponding air path is damaged according to detection data of the pressure transmitter, and is connected with an upper computer, and the PLC controller transmits judgment information to the upper computer to form and display warning information on the upper computer.
2. The online fault detection type bag-type dust collector according to claim 1, wherein: the pressure transmitter is arranged corresponding to the high-pressure air bag, and is arranged on the air outlet side of the air supply electromagnetic valve, and standard values of the pressure transmitter when the pulse injection valve is opened are stored in the PLC.
3. The online fault detection type bag-type dust collector according to claim 1, wherein: the pressure transmitter is arranged corresponding to each jetting pipe, and is arranged on the air outlet side of the pulse jetting valve, and standard values of the pressure transmitter when the pulse jetting valve is opened are stored in the PLC.
4. The online fault detection type bag-type dust collector according to claim 1, wherein: the same number of blowing pipes are arranged in each dust removing bin, and the same number of dust removing filter bags with equal intervals are correspondingly arranged in each blowing pipe.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221287175U true CN221287175U (en) | 2024-07-09 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |