阅读说明：本技术 气流式烘丝机的自动排潮风门控制系统及其控制方法 (Automatic moisture exhausting air door control system of airflow type cut tobacco dryer and control method thereof ) 是由 李湛 宗征 于 2020-04-29 设计创作，主要内容包括：本发明提供一种气流式烘丝机的自动排潮风门控制系统及其控制方法,包括：转轴,穿入所述排潮管道中,可相对于所述排潮管道转动；风门板,安装于所述转轴上,所述风门板处于所述排潮管道中,所述风门板与所述排潮管道为间隙配合；驱动件,与所述转轴连接,可驱动所述转轴转动；探测装置,用于探测所述前道输送通路上的物料；控制器,与所述驱动件、所述探测装置和所述喂料机连接。本发明能够大幅减少被吸入排潮管道的物料量,从而保障排潮系统及相关设备长期稳定的运行,既节约了物料成本,又减少了排潮管道疏通维保的成本。(The invention provides an automatic moisture exhausting air door control system of an airflow type cut tobacco dryer and a control method thereof, wherein the automatic moisture exhausting air door control system comprises the following steps: the rotating shaft penetrates into the moisture exhaust pipeline and can rotate relative to the moisture exhaust pipeline; the wind door plate is arranged on the rotating shaft, is positioned in the moisture removing pipeline and is in clearance fit with the moisture removing pipeline; the driving piece is connected with the rotating shaft and can drive the rotating shaft to rotate; the detection device is used for detecting the materials on the front conveying passage; and the controller is connected with the driving piece, the detection device and the feeder. The invention can greatly reduce the amount of materials sucked into the moisture exhaust pipeline, thereby ensuring the long-term stable operation of the moisture exhaust system and related equipment, saving the material cost and reducing the dredging and maintaining cost of the moisture exhaust pipeline.)

1. An automatic moisture-removing air door control system of an airflow type cut-tobacco drier comprises a feeding channel (100), wherein a feeding hole (110) is formed in the side surface of the feeding channel (100), the feeding channel (100) is connected with a moisture-removing fan through a moisture-removing pipeline (200), the feeding hole (110) is connected with an outlet of a conveying device (610), and an inlet of the conveying device (610) is connected with an outlet of a front conveying passage (620); the inlet of the front conveying passage (620) is connected with a feeder (630); the method is characterized in that:

automatic arrange damp air door control system includes:

the rotating shaft (300) penetrates into the moisture exhaust pipeline (200) and can rotate relative to the moisture exhaust pipeline (200);

the wind door plate (400) is arranged on the rotating shaft (300), the wind door plate (400) is positioned in the moisture removing pipeline (200), and the wind door plate (400) is in clearance fit with the moisture removing pipeline (200);

the driving piece (500) is connected with the rotating shaft (300) and can drive the rotating shaft (300) to rotate;

a detection device (700) for detecting material on the front conveyor path (620);

a controller (800) connected to the drive member (500), the detection device (700), and the feeder (630).

2. An automatic moisture exhausting damper control system for an air-flow type cut-tobacco drier as claimed in claim 1, wherein: the drive member (500) is an angular travel actuator.

3. An automatic moisture exhausting damper control system for an air-flow type cut-tobacco drier as claimed in claim 1, wherein: the scale component (410) is arranged outside the moisture exhaust pipeline (200);

the scale part (410) comprises an installation sleeve (411) sleeved on the rotating shaft (300), a scale plate (412) is arranged on the installation sleeve (411), the installation sleeve (411) is connected with the outer side surface of the moisture discharge pipeline (200), and a scale part is arranged on one side, far away from the moisture discharge pipeline (200), of the scale plate (412); the rotating shaft (300) is connected with a pointing piece (413), and the pointing piece (413) is arranged on one side, far away from the moisture discharge pipeline (200), of the scale plate (412).

4. An automatic moisture exhausting damper control system for an air-flow type cut-tobacco drier as claimed in claim 1, wherein: the detection device (700) is a weighing device, and the weighing device is arranged on the front conveying passage (620).

5. The method for controlling an automatic moisture exhaust damper control system of an air-flow type cut-tobacco dryer as claimed in any one of claims 1 to 4, wherein:

the controller (800) controls the driving part (500) to operate, so that the driving part (500) drives the rotating shaft (300) to drive the air door plate (400) to rotate, the opening degree of the air door plate (400) is switched between two air door working states, and the two air door working states are a production state and a non-production state respectively; the opening degree of the air door plate (400) in the 'production' state is smaller than that of the air door plate (400) in the 'non-production' state;

when the detection device (700) sends information that materials are not detected on the front conveying passage (620) to the controller (800), the controller (800) controls the driving piece (500) to operate, the driving piece (500) drives the rotating shaft (300) to drive the air door plate (400) to rotate, and the opening degree of the air door plate (400) is switched to a non-production state;

when the detection device (700) sends the information that the material is detected to be on the front conveying passage (620) to the controller (800), and the controller (800) acquires the information that the feeding machine (630) is not in the running state, the controller (800) controls the driving piece (500) to run, and the driving piece (500) drives the rotating shaft (300) to drive the air door plate (400) to rotate, so that the opening degree of the air door plate (400) is switched to the non-production state;

when the detection device (700) sends the information that the material is detected to be on the front conveying passage (620) to the controller (800), and the controller (800) acquires the information that the feeder (630) is in the running state, the controller (800) controls the driving piece (500) to run, and the driving piece (500) drives the rotating shaft (300) to drive the air door plate (400) to rotate, so that the opening degree of the air door plate (400) is switched to the production state.

6. A method as set forth in claim 5, wherein said automatic moisture exhausting damper control system comprises:

when the wind door plate (400) is in a production state, the number of degrees of an included angle formed by the wind door plate (400) and a horizontal plane ranges from 25 degrees to 40 degrees.

When the wind door plate (400) is in a non-production state, the number of degrees of an included angle formed by the wind door plate (400) and the horizontal plane ranges from 65 degrees to 80 degrees.

Technical Field

The invention relates to the technical field of airflow type cut-tobacco dryers, in particular to an automatic moisture-removing air door control system of an airflow type cut-tobacco dryer and a control method thereof.

Background

A manual air door is arranged on a pipeline connected above a feed inlet moisture exhaust cover of the HDT airflow type cut tobacco dryer, and the manual air door is not changed after being set due to higher fixed value and position required in the process. As no actual material exists in the preheating preparation stage of the airflow type cut-tobacco drier, the steam-water mixed injection simulation material is used, and the generated overflowing steam quantity is maximum, the manual moisture-removing air door is set at a larger opening position which can meet the moisture-removing quantity requirement in the preheating preparation stage, so that the condition that no steam overflows to the surrounding environment in the whole process of the airflow type cut-tobacco drier can be ensured.

However, such setting of the manual air door has an obvious disadvantage that when incoming materials reach a material inlet at a material inlet end of the airflow type cut tobacco dryer, most of steam is absorbed by the materials after the equipment enters a formal production stage, the overflow amount is greatly reduced, and the manual air door still at a position with a large opening degree is set at the moment, so that moisture is continuously exhausted at a large air volume and a high air speed, and partial online materials are continuously drawn away by moisture exhausting air and sucked into a moisture exhausting pipeline and a peculiar smell processing system, so that the blockage of filling materials of a washing pool in a local pipeline and the peculiar smell processing system is accelerated, and finally, the moisture exhausting failure is caused.

When the air-flow type cut-tobacco drier is in actual operation and use, a moisture discharge pipeline is partially blocked about one month, so that the cleaning is required to be dredged, the gradual blocking of the filler of the peculiar smell treatment system is serious, and the corresponding other cut-tobacco making equipment, such as a feeding machine, a moisture regaining machine and the like, have equipment faults of large-range moisture discharge unsmooth and water dripping and the like, so that the product quality is influenced.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide an automatic moisture exhausting damper control system for an air-flow type cut-tobacco drier, which solves the above-mentioned problems of the prior art.

In order to solve the technical problems, the invention provides an automatic moisture-removing air door control system of an airflow type cut-tobacco drier, the airflow type cut-tobacco drier comprises a feeding channel, a feeding hole is arranged on the side surface of the feeding channel, the feeding channel is connected with a moisture-removing fan through a moisture-removing pipeline, the feeding hole is connected with the outlet of a conveying device, the inlet of the conveying device is connected with the outlet of a front conveying passage, and the inlet of the front conveying passage is connected with a feeder;

automatic arrange damp air door control system includes:

the rotating shaft penetrates into the moisture exhaust pipeline and can rotate relative to the moisture exhaust pipeline;

the wind door plate is arranged on the rotating shaft, is positioned in the moisture removing pipeline and is in clearance fit with the moisture removing pipeline;

the driving piece is connected with the rotating shaft and can drive the rotating shaft to rotate;

the detection device is used for detecting the materials on the front conveying passage;

and the controller is connected with the driving piece, the detection device and the feeder.

Preferably, the drive member is an angular travel actuator.

Preferably, the automatic moisture exhausting damper control system of the air-flow type cut-tobacco drier further comprises a scale component arranged outside the moisture exhausting pipeline; the scale part comprises a mounting sleeve sleeved on the rotating shaft, a scale plate is arranged on the mounting sleeve, the mounting sleeve is connected with the outer side surface of the moisture discharge pipeline, and a scale part is arranged on one side of the scale plate, which is far away from the moisture discharge pipeline; the pivot is connected with directional piece, directional piece set up in keeping away from of scale plate arrange the one side of damp pipeline.

Preferably, the detection device is a weighing device, and the weighing device is installed on the front conveying path.

The invention also relates to a control method of the automatic moisture-removing air door control system of the airflow type cut-tobacco drier, wherein the controller controls the driving piece to operate, so that the driving piece drives the rotating shaft to drive the air door plate to rotate, the opening degree of the air door plate is switched between two air door working states, and the two air door working states are respectively a production state and a non-production state; the opening degree of the air door plate in the production state is smaller than that of the air door plate in the non-production state;

when the detection device sends information that materials are not detected on the front conveying passage to the controller, the controller controls the driving piece to operate, and the driving piece drives the rotating shaft to drive the air door plate to rotate, so that the opening degree of the air door plate is switched to a non-production state;

when the detection device sends information that materials are detected to be on the front conveying passage to a controller and the controller acquires information that the feeder is not in an operating state, the controller controls the driving piece to operate, and the driving piece drives the rotating shaft to drive the air door plate to rotate, so that the opening of the air door plate is switched to a non-production state;

when the detection device sends information of detecting that materials exist on the front conveying passage to the controller, and the controller acquires the information that the feeding machine is in the running state, the controller controls the driving piece to run, and the driving piece drives the rotating shaft to drive the air door plate to rotate, so that the opening degree of the air door plate is switched to the production state.

Preferably, when the wind door plate is in a production state, the number of degrees of an included angle formed by the wind door plate and the horizontal plane ranges from 25 degrees to 40 degrees. When the wind door plate is in a non-production state, the number of degrees of an included angle formed by the wind door plate and the horizontal plane ranges from 65 degrees to 80 degrees.

The automatic moisture exhausting air door control system of the airflow type cut tobacco dryer and the control method thereof have the following beneficial effects:

in the automatic moisture-removing air door control system of the airflow type cut-tobacco drier, the controller controls the driving piece to operate, and the driving piece drives the rotating shaft to drive the air door plate to rotate, so that the opening degree of the air door plate is switched between a production state and a non-production state; the opening degree of the air door plate can be automatically adjusted according to different operation stages of the airflow type cut-tobacco drier to adapt to different requirements of moisture exhaust air volume in different operation stages, and the opening degree of the air door plate in a production state is smaller than the opening degree of the air door plate in a non-production state, so that when the feeder is in an operation state and materials are input and move towards the feeding channel through the front conveying passage and the conveying device, the air door plate is switched to the production state, the material amount sucked into the moisture exhaust pipeline can be greatly reduced, the long-term stable operation of the moisture exhaust system and related equipment is guaranteed, the material cost is saved, and the dredging and maintenance cost of the moisture exhaust pipeline is reduced.

Drawings

Fig. 1 is a schematic perspective view of the air-flow type tobacco dryer of the present embodiment.

Fig. 2 is a schematic top-view perspective view illustrating a damper plate disposed on a vertical pipe of the air flow type cut-tobacco dryer of this embodiment.

Fig. 3 is a schematic side view showing a three-dimensional structure of a damper plate disposed on a vertical pipe of the air flow type cut-tobacco dryer of this embodiment.

Fig. 4 is a schematic structural view showing the connection between the conveying device and the feeding passage of the air-flow type cut-tobacco dryer of the embodiment.

Fig. 5 is a schematic diagram of the air-flow type cut-tobacco dryer of the present embodiment under the control of the controller.

Description of the reference numerals

100 feed channel

110 feed inlet

120 arrange damp cover

200 arrange damp pipeline

210 vertical pipe

220 transverse tube

300 rotating shaft

400 air door plate

410 scale parts

411 mounting sleeve

412 scale plate

413 pointing element

500 driving piece

610 conveying device

620 front conveying path

630 feeding machine

700 detection device

800 controller

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to the attached drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in fig. 1 to 5, in the automatic moisture exhausting damper control system of the air-flow type cut-tobacco drier of the present embodiment, the air-flow type cut-tobacco drier includes a feeding channel 100, a feeding port 110 is provided on a side surface of the feeding channel 100, the feeding channel 100 is connected to a moisture exhausting fan through a moisture exhausting pipe 200, the feeding port 110 is connected to an outlet of a conveying device 610, an inlet of the conveying device 610 is connected to an outlet of a front conveying passage 620, and an inlet of the front conveying passage 620 is connected to a feeding machine 630;

automatic arrange damp air door control system includes:

a rotating shaft 300 penetrating the moisture exhaust duct 200 and rotatable with respect to the moisture exhaust duct 200;

the wind door plate 400 is arranged on the rotating shaft 300, the wind door plate 400 is positioned in the moisture exhaust pipeline 200, and the wind door plate 400 is in clearance fit with the moisture exhaust pipeline 200;

a driving member 500 connected to the rotation shaft 300 and driving the rotation shaft 300 to rotate;

a detecting device 700 for detecting the material on the front conveying path 620; the detection device 700 sends the detected material information on the front conveying passage 620 to the controller 800;

the controller 800 is connected with the driving member 500, the detecting device 700 and the feeder 630. The controller obtains information on the operation condition of the feeder 630.

In the automatic moisture-removing air door control system of the airflow type cut-tobacco drier, the controller 800 controls the driving piece 500 to operate, and the driving piece 500 drives the rotating shaft 300 to drive the air door plate 400 to rotate, so that the opening degree of the air door plate 400 is switched between a production state and a non-production state;

when the detection device 700 sends the information that the material on the front conveying passage 620 is not detected to the controller 800, the controller 800 controls the driving member 500 to operate, and the driving member 500 drives the rotating shaft 300 to drive the air flap panel 400 to rotate, so that the opening degree of the air flap panel 400 is switched to a non-production state;

when the detection device 700 sends the information that the material is detected to be on the front conveying passage 620 to the controller 800, and the controller 800 obtains the information that the feeder 630 is not in the running state, the controller 800 controls the driving member 500 to run, and the driving member 500 drives the rotating shaft 300 to drive the air door panel 400 to rotate, so that the opening degree of the air door panel 400 is switched to the non-production state;

when the detection device 700 sends the information that the material is on the front conveying passage 620 to the controller 800 and the controller 800 obtains the information that the feeder is in the operating state, the controller 800 controls the driving member 500 to operate, and the driving member 500 drives the rotating shaft 300 to drive the air flap panel 400 to rotate, so that the opening degree of the air flap panel 400 is switched to the production state.

According to the invention, the opening degree of the air door plate 400 can be automatically adjusted according to different operation stages of the airflow type cut-tobacco drier so as to adapt to different requirements of moisture exhaust air volume in different operation stages, and because the opening degree of the air door plate 400 in a production state is smaller than that of the air door plate 400 in a non-production state, when the feeder 630 is in an operation state for inputting materials, the materials move towards the feeding channel 100 through the front conveying passage 620 and the conveying device 610, the air door plate 400 is switched to the production state, so that the material amount sucked into the moisture exhaust pipeline 200 can be greatly reduced, the long-term stable operation of a moisture exhaust system and related equipment is ensured, the material cost is saved, and the dredging and maintenance cost of the moisture exhaust pipeline 200 is reduced.

The air-flow type cut-tobacco drier of the embodiment is an HDT air-flow type cut-tobacco drier.

The driver 500 is an angular travel actuator. The angular travel actuator may be an electric angular travel actuator or a pneumatic angular travel actuator. In this embodiment, the electric angular travel actuator is a honeywell driver, and the model is CN7220a 2007. The angular stroke actuator drives the rotation shaft 300 to rotate.

The automatic moisture exhausting air door control system of the airflow type cut tobacco dryer also comprises a scale component 410 which is arranged outside the moisture exhausting pipeline 200; the scale part 410 comprises a mounting sleeve 411 sleeved on the rotating shaft 300, a scale plate 412 is arranged on the mounting sleeve 411, the mounting sleeve 411 is connected with the outer side surface of the moisture discharge pipeline 200, and a scale part is arranged on one side of the scale plate 412, which is far away from the moisture discharge pipeline 200; the rotating shaft 300 is connected with a pointing member 413, and the pointing member 413 is disposed on a side of the scale plate 412 far away from the moisture exhaust duct 200. The pointing member 413 rotates along with the rotating shaft 300, and can point to the mark on the scale portion of the scale plate 412, so that a worker can conveniently check the numerical value.

The detecting device 700 is a weighing device installed on the front conveying path 620. The weighing device weighs the material on the previous conveyor path 620, and when the weighing device reads, there is material on the conveyor 620. In this embodiment, the weighing device is an electronic scale.

The invention also relates to a control method of the automatic moisture-removing air door control system of the airflow type cut-tobacco drier, wherein the controller 800 controls the driving piece 500 to operate, so that the driving piece 500 drives the rotating shaft 300 to drive the air door plate 400 to rotate, the opening degree of the air door plate 400 is switched between two air door working states, and the two air door working states are respectively a production state and a non-production state; the opening degree of the damper panel 400 in the "production" state is smaller than the opening degree of the damper panel 400 in the "non-production" state;

when the detection device 700 sends the information that the material on the front conveying passage 620 is not detected to the controller 800, the controller 800 controls the driving member 500 to operate, and the driving member 500 drives the rotating shaft 300 to drive the air flap panel 400 to rotate, so that the opening degree of the air flap panel 400 is switched to a non-production state;

when the detection device 700 sends the information that the material is detected to be on the front conveying passage 620 to the controller 800 and the controller 800 obtains the information that the feeder 630 is not in the running state, the controller 800 controls the driving part (500) to run, the driving part 500 drives the rotating shaft 300 to drive the air door panel 400 to rotate, so that the opening degree of the air door panel 400 is switched to the non-production state;

when the detection device 700 sends the information that the material is detected on the front conveying passage 620 to the controller 800, and the controller 800 obtains the information that the feeder 630 is in the operating state, the controller 800 controls the driving member 500 to operate, and the driving member 500 drives the rotating shaft 300 to drive the air flap panel 400 to rotate, so that the opening degree of the air flap panel 400 is switched to the "production" state.

The air-flow cut-tobacco drier has different steam discharge amount in different operation stages, when the equipment is in a preheating preparation stage, a moisture discharge air door needs to be in a position with a larger opening degree, otherwise, a large amount of steam overflows; when the equipment is in the 'production' stage, the moisture exhaust damper needs to be in a position with a smaller opening, otherwise more materials are sucked into the moisture exhaust pipeline 200. After the airflow type cut-tobacco drier is preheated, the mode is basically that the operation is switched between two stages of preheating preparation and production, so that the automatic control function of the moisture exhaust air door is realized, the conventional manual air door is modified, the rotation of the air door plate 400 is driven by the angular travel actuator to be adjusted, the opening degree of the air door plate 400 is switched between the working states of the two air doors, and the problem of material accumulation of the moisture exhaust pipeline 200 can be solved. The equipment is in a preheating preparation stage corresponding to the air door plate being in a non-production state, and the equipment is in a production stage corresponding to the air door plate being in a production state.

When the wind door plate is in a production state, the number of degrees of an included angle formed by the wind door plate and the horizontal plane ranges from 25 degrees to 40 degrees. When the wind gate plate is in a non-production state, the range of the number of degrees of an included angle formed between the wind gate plate and the horizontal plane is 65-80 degrees

The vertical setting of feedstock channel 100, feedstock channel 100's top is equipped with row tide cover 120, arranges tide pipeline 200 and is connected including vertical pipe 210 and horizontal pipe 220 that are connected, vertical pipe 210 is connected with row tide cover 120's top, the axis of vertical pipe 210 and feedstock channel 100's axis collineation, the axis of horizontal pipe 220 is perpendicular with vertical pipe 210's axis, and aerofoil board 400 is in the upper portion of vertical pipe 210.

In this embodiment, when the opening degree of the damper panel 400 is switched to the "non-production" state, the degree of the angle formed between the damper panel 400 and the horizontal plane is 70 °.

When the opening degree of the damper panel 400 is switched to the "production" state, the degree of the angle formed by the damper panel 400 and the horizontal plane is 30 °.

The control method of this embodiment performs comparative statistics on the material accumulation amount of 3500mm long transverse pipe 220, which is most likely to accumulate in the moisture removal pipeline 200 before and after application (see table 1).

TABLE 1

From the comparative data in table 1, it can be found that the average single batch material amount of the air-flow type cut-tobacco drier is reduced from 23.4g before improvement to 1.3g, and is reduced by 95%, so the method of the patent has obvious implementation effect.

In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.