CN215775474U - Error-proof monitoring device for feeding pipeline - Google Patents
Error-proof monitoring device for feeding pipeline Download PDFInfo
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- CN215775474U CN215775474U CN202121386791.8U CN202121386791U CN215775474U CN 215775474 U CN215775474 U CN 215775474U CN 202121386791 U CN202121386791 U CN 202121386791U CN 215775474 U CN215775474 U CN 215775474U
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Abstract
An error-preventing monitoring device for a feeding pipeline comprises a feeding assembly, a blowing assembly and a detecting assembly; the feeding assembly comprises a charging bucket, a discharging electromagnetic valve, a feeding pump, a filter screen and a feeding three-way valve; the lower end of the charging bucket is connected with the discharging electromagnetic valve and then connected with the right part of the main pipeline, one end of a feeding three-way valve is connected with the feeding electromagnetic valve, the other end of the feeding three-way valve is connected with a nozzle, the other end of the feeding three-way valve is connected with a backflow three-way valve, the feeding electromagnetic valve is connected with the left end of the main pipeline, one end of the backflow three-way valve is communicated with the charging bucket, the other end of the backflow three-way valve is connected with a sewage discharge pipeline, and a filter screen and a feeding pump are sequentially connected on the main pipeline from left to right; the cleaning and blowing assembly comprises a cleaning and blowing electromagnetic valve and a cleaning electromagnetic valve which are respectively connected with the right end of the main pipeline; the detection assembly comprises a feeding detection tuning fork switch arranged in a pipeline between the filter screen and the feeding electromagnetic valve and a loop detection tuning fork switch arranged in a pipeline between the feeding three-way valve and the backflow three-way valve. The device can effectively prevent the error of cleaning and blowing in the feeding production process and the pipeline, and ensure the internal quality of the product.
Description
Technical Field
The utility model relates to the field of tobacco shredding processing equipment, in particular to an error-preventing monitoring device for a feeding pipeline.
Background
The feeding process belongs to a special process in the tobacco shred manufacturing process, the safety and the application precision of the feed liquid formula directly influence the quality of cigarette products, and major quality accidents are caused once errors occur. In the field of the charging process, the charging pipeline is generally cleaned and blown by softened water and compressed air, and if the pipeline is not cleaned thoroughly, the stored residual feed liquid or softened water in the previous batch can endanger the formula safety of the feed liquid in the next batch. In addition, if the three-way valve in front of the feeding nozzle breaks down, the feed liquid is not completely applied to the cut tobacco in the roller and flows back to the charging bucket, so that the actual feeding proportion is insufficient. At present, the real-time detection of the internal state of a pipeline is lacked in the existing technical equipment and an electric control system, an operator is not easy to find the problems in advance in the production process, and the risk of quality accidents is caused.
Disclosure of Invention
The utility model provides an error-preventing monitoring device for a feeding pipeline, which can monitor the internal state of a feeding pipe in real time, solve the problems of material shortage, filter screen blockage, feed liquid backflow, residual liquid remaining, wrong feeding proportion and the like in the pipeline, effectively prevent the error of cleaning and blowing in the feeding production process and the pipeline, and ensure the internal quality of products.
In order to achieve the aim, the utility model provides an error-preventing monitoring device for a charging pipeline, which comprises a charging component, a cleaning and blowing component and a detecting component;
the feeding assembly comprises a charging bucket, a discharging electromagnetic valve, a feeding pump, a bypass electromagnetic valve, a filter screen, a feeding electromagnetic valve and a feeding three-way valve; the lower end of the charging bucket is connected with the discharging electromagnetic valve and then connected with the right part of the main pipeline through an output pipe, one end of a feeding three-way valve is connected with the feeding electromagnetic valve, the other end of the feeding three-way valve is connected with a nozzle, the other end of the feeding three-way valve is connected with a backflow three-way valve, the feeding electromagnetic valve is connected with the left end of the main pipeline through an input pipe, one end of the backflow three-way valve is communicated with the charging bucket, the other end of the backflow three-way valve is connected with a sewage discharge pipeline, a sewage discharge electromagnetic valve is installed on the sewage discharge pipeline, and a filter screen and a feeding pump are sequentially connected on the main pipeline from left to right; the bypass electromagnetic valve is connected with the charging pump in parallel on the main pipeline;
the cleaning and blowing assembly comprises a cleaning and blowing electromagnetic valve and a cleaning electromagnetic valve which are respectively connected with the right end of the main pipeline; the other end of the cleaning and blowing electromagnetic valve is connected with a compressed air source, the other end of the cleaning electromagnetic valve is connected with cleaning liquid, and the cleaning and blowing electromagnetic valve and the cleaning electromagnetic valve are connected in parallel;
the detection assembly comprises a feeding detection tuning fork switch and a loop detection tuning fork switch, the feeding detection tuning fork switch is installed in a pipeline between the filter screen and the feeding electromagnetic valve, and the loop detection tuning fork switch is installed in a pipeline between the feeding three-way valve and the backflow three-way valve.
Furthermore, the device also comprises a control assembly, wherein the control assembly comprises a controller and a time delay assembly connected with the controller, and the controller controls the corresponding opening and closing of the cleaning and blowing electromagnetic valve, the cleaning electromagnetic valve, the blanking electromagnetic valve, the bypass electromagnetic valve, the feeding electromagnetic valve and the sewage discharge electromagnetic valve.
Furthermore, a flow meter is arranged on a pipeline between the feeding electromagnetic valve and the feeding three-way valve.
Compared with the prior art, the device can monitor whether the feeding pipeline has the problems of material shortage, filter screen blockage, feed liquid backflow, feed liquid and cleaning water residue and the like in different states in real time through the two tuning fork switches, improves the feed liquid formula safety and the feeding control precision, effectively prevents errors in the feeding production process and pipeline cleaning and blowing, and ensures the internal quality of products.
Drawings
FIG. 1 is an overall schematic view of the present invention;
in the figure: 1. the device comprises a blowing electromagnetic valve, 2 a cleaning electromagnetic valve, 3 a charging bucket, 4 a blanking electromagnetic valve, 5 a charging pump, 6 a bypass electromagnetic valve, 7 a filter screen, 8 a charging detection tuning fork switch, 9 a charging electromagnetic valve, 10 a flowmeter, 11 a charging three-way valve, 12 a nozzle, 13 a loop detection tuning fork switch, 14 a backflow three-way valve, 15 and a pollution discharge electromagnetic valve.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1, an error-prevention monitoring device for a charging line comprises a charging component, a blowing component and a detecting component;
the feeding assembly comprises a charging bucket 3, a discharging electromagnetic valve 4, a feeding pump 5, a bypass electromagnetic valve 6, a filter screen 7, a feeding electromagnetic valve 9 and a feeding three-way valve 11; the lower end of the charging bucket 3 is connected with the discharging electromagnetic valve 4 and then connected with the right part of the main pipeline through an output pipe, one end of a feeding three-way valve 11 is connected with a feeding electromagnetic valve 9, the other end of the feeding three-way valve is connected with a nozzle 12, the other end of the feeding electromagnetic valve is connected with a backflow three-way valve 14, one end of the backflow three-way valve 14 is communicated with the charging bucket 3, the other end of the backflow three-way valve is connected with a sewage discharge pipeline, a sewage discharge electromagnetic valve 15 is installed on the sewage discharge pipeline, and a filter screen 7 and a feeding pump 5 are sequentially connected on the main pipeline from left to right; the bypass electromagnetic valve 6 and the charging pump 5 are connected in parallel on the main pipeline;
the cleaning and blowing assembly comprises a cleaning and blowing electromagnetic valve 1 and a cleaning electromagnetic valve 2 which are respectively connected with the right end of the main pipeline; the other end of the cleaning and blowing electromagnetic valve 1 is connected with a compressed air source, the other end of the cleaning electromagnetic valve 2 is connected with cleaning liquid, and the cleaning and blowing electromagnetic valve 1 and the cleaning electromagnetic valve 2 are connected in parallel;
the detection assembly comprises a feeding detection tuning fork switch 8 and a loop detection tuning fork switch 13, the feeding detection tuning fork switch 8 is installed in a pipeline between the filter screen 7 and the feeding electromagnetic valve 9, and the loop detection tuning fork switch 13 is installed in a pipeline between the feeding three-way valve 11 and the backflow three-way valve 14.
In order to realize automatic control, the device further comprises a control assembly, wherein the control assembly comprises a controller and a time delay assembly connected with the controller, and the controller controls corresponding opening and closing of the cleaning and blowing electromagnetic valve 1, the cleaning electromagnetic valve 2, the discharging electromagnetic valve 4, the bypass electromagnetic valve 6, the feeding electromagnetic valve 9 and the sewage discharge electromagnetic valve 15.
In order to check the flow rate in the pipeline, a flow meter 10 is arranged on the pipeline between the feeding electromagnetic valve 9 and the feeding three-way valve 11.
When the charging process is in a production stage, the blanking electromagnetic valve 4, the charging pump 5 and the charging electromagnetic valve 9 are opened under the control of the controller, the feed liquid flows out from the bottom of the charging bucket 3 and is sprayed from the nozzle 12 after passing through the filter screen 7, the flowmeter 10 and the charging three-way valve 11, and the outlet of the blowing electromagnetic valve 1, the cleaning electromagnetic valve 2, the bypass electromagnetic valve 6, the outlet of the charging three-way valve 11 connected with the return three-way valve 14, the return three-way valve 14 and the sewage discharge electromagnetic valve 15 are in a closed state. In the process, the feeding detection tuning fork switch 8 is used for detecting whether feed liquid exists in a feeding pipeline or not, and when no feed liquid is detected, faults that the material tank 3 is short of material or the filter screen 7 is blocked possibly exist, so that a related alarm prompt is sent; the loop detection tuning fork switch 13 is used for detecting whether a feed liquid exists in a loop pipeline or not, when the feed liquid is detected, a fault of the feeding three-way valve 11 may exist, so that the feed liquid is not completely applied through the nozzle 12, part of the feed liquid flows back into the loop pipeline, and a related alarm prompt is sent.
When production is finished, the original system can be controlled by the delay assembly, namely, after a delay of several seconds, a blowing command is started, the blowing solenoid valve 1, the bypass solenoid valve 6, the feeding solenoid valve 9, the outlet of the feeding three-way valve 11 connected with the backflow three-way valve 14 and the outlet of the backflow three-way valve 14 communicated with the charging bucket 3 are opened, and at the moment, the cleaning solenoid valve 2, the blanking solenoid valve 4, the outlet of the feeding three-way valve 11 connected with the nozzle 12 and the outlet of the backflow three-way valve 14 communicated with the sewage discharge pipeline are in a closed state. The feed liquid retained in the pipeline flows back to the charging bucket 3 under the action of compressed air blowing. And after the blowing instruction is finished, when the feeding detection tuning fork switch 8 or the loop detection tuning fork switch 13 detects a material liquid signal, the situation that the blowing in the pipeline is not thorough and the material liquid still exists is indicated, and a related alarm prompt is sent.
After the blowing is finished, the original system can be controlled by the delay assembly, namely, after a plurality of seconds of delay, a cleaning instruction is started, the cleaning electromagnetic valve 2, the bypass electromagnetic valve 6, the feeding electromagnetic valve 9, the outlet of the feeding three-way valve 11 connected with the backflow three-way valve 14, the outlet of the backflow three-way valve 14 communicated with the sewage discharge pipeline are opened, and the cleaned water is discharged from the sewage discharge pipeline connected with the sewage discharge electromagnetic valve 15 after washing the pipeline. At this time, the outlet of the blowing solenoid valve 1, the blanking solenoid valve 4, the feeding three-way valve 11 connected with the nozzle 12, and the outlet of the backflow three-way valve 14 communicated with the charging bucket 3 are in a closed state.
After the cleaning is finished, the original system can be controlled by the delay assembly, namely, after the delay of several seconds, a cleaning and blowing instruction is started, the cleaning and blowing electromagnetic valve 1, the bypass electromagnetic valve 6, the feeding electromagnetic valve 9, the outlet of the feeding three-way valve 11 connected with the backflow three-way valve 14 and the outlet of the backflow three-way valve 14 communicated with a sewage discharge pipeline are opened, the residual cleaning water is blown to the sewage discharge pipeline by compressed air, after the cleaning and blowing are continued for several seconds, the cleaning and blowing electromagnetic valve 1 is closed, and after the delay of several seconds, the sewage discharge electromagnetic valve 15 is closed, so that the pressure in the pipeline is completely released. At this time, the outlet of the cleaning electromagnetic valve 2, the blanking electromagnetic valve 4, the feeding three-way valve 11 connected with the nozzle 12, and the outlet of the backflow three-way valve 14 communicated with the charging bucket 3 are in a closed state. After the purging instruction is finished, if the feeding detection tuning fork switch 8 or the loop detection tuning fork switch 13 detects a liquid signal, it indicates that purging is not thorough in the pipeline, cleaning water still exists, and a related alarm prompt is sent.
This device is through two tuning fork switches real-time supervision reinforced pipelines under the state of difference, whether have the residual problem of lack of material, filter screen jam, feed liquid backward flow, feed liquid and washing water, can effectively prevent the mistake in the reinforced production process, the inherent quality of guarantee product.
Claims (3)
1. An error-preventing monitoring device for a feeding pipeline is characterized by comprising a feeding assembly, a blowing assembly and a detecting assembly;
the feeding assembly comprises a charging bucket (3), a blanking electromagnetic valve (4), a feeding pump (5), a bypass electromagnetic valve (6), a filter screen (7), a feeding electromagnetic valve (9) and a feeding three-way valve (11); the lower end of the charging bucket (3) is connected with the discharging electromagnetic valve (4) and then connected with the right part of the main pipeline through an output pipe, one end of a charging three-way valve (11) is connected with a charging electromagnetic valve (9), the other end of the charging three-way valve is connected with a nozzle (12), the other end of the charging three-way valve is connected with a backflow three-way valve (14), the charging electromagnetic valve (9) is connected with the left end of the main pipeline through an input pipe, one end of the backflow three-way valve (14) is communicated with the charging bucket (3), the other end of the backflow three-way valve is connected with a sewage discharge pipeline, a sewage discharge electromagnetic valve (15) is installed on the sewage discharge pipeline, and a filter screen (7) and a charging pump (5) are sequentially connected on the main pipeline from left to right; the bypass electromagnetic valve (6) is connected with the feed pump (5) in parallel on the main pipeline;
the cleaning and blowing assembly comprises a cleaning and blowing electromagnetic valve (1) and a cleaning electromagnetic valve (2) which are respectively connected with the right end of the main pipeline; the other end of the cleaning and blowing electromagnetic valve (1) is connected with a compressed air source, the other end of the cleaning electromagnetic valve (2) is connected with cleaning liquid, and the cleaning and blowing electromagnetic valve (1) and the cleaning electromagnetic valve (2) are connected in parallel;
the detection assembly comprises a feeding detection tuning fork switch (8) and a loop detection tuning fork switch (13), the feeding detection tuning fork switch (8) is installed in a pipeline between the filter screen (7) and the feeding electromagnetic valve (9), and the loop detection tuning fork switch (13) is installed in a pipeline between the feeding three-way valve (11) and the backflow three-way valve (14).
2. The feeding pipeline error-prevention monitoring device as claimed in claim 1, further comprising a control component, wherein the control component comprises a controller and a time delay component connected with the controller, and the controller controls corresponding opening and closing of the purge solenoid valve (1), the cleaning solenoid valve (2), the blanking solenoid valve (4), the bypass solenoid valve (6), the feeding solenoid valve (9) and the blowdown solenoid valve (15).
3. A charging line error-proofing monitoring device according to claim 1 or 2, characterized in that a flow meter (10) is arranged on the line between the charging solenoid valve (9) and the charging three-way valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121386791.8U CN215775474U (en) | 2021-06-22 | 2021-06-22 | Error-proof monitoring device for feeding pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121386791.8U CN215775474U (en) | 2021-06-22 | 2021-06-22 | Error-proof monitoring device for feeding pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215775474U true CN215775474U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121386791.8U Active CN215775474U (en) | 2021-06-22 | 2021-06-22 | Error-proof monitoring device for feeding pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215775474U (en) |
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2021
- 2021-06-22 CN CN202121386791.8U patent/CN215775474U/en active Active
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