CN219205922U - Air door adjustable steam cut stem drying machine - Google Patents
Air door adjustable steam cut stem drying machine Download PDFInfo
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- CN219205922U CN219205922U CN202223254054.XU CN202223254054U CN219205922U CN 219205922 U CN219205922 U CN 219205922U CN 202223254054 U CN202223254054 U CN 202223254054U CN 219205922 U CN219205922 U CN 219205922U
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- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model provides a vapor cut stem drying machine with an adjustable air door, which belongs to the technical field of tobacco processing and comprises a drying box, a trough and a PLC (programmable logic controller), wherein the drying box is provided with an air inlet and an air outlet, electric air doors are arranged in the air inlet and the air outlet, a temperature sensor is arranged at the air inlet, and a moisture meter is arranged at the position of a discharge hole of the drying box. According to the steam cut stem drying machine with the adjustable air door, the temperature sensor is arranged at the air inlet, so that the temperature of steam entering the drying box can be monitored, the moisture meter is arranged at the position of the discharge hole, the moisture content of the processed cut stem can be detected, the working condition in the drying box and the quality of the cut stem can be conveniently determined, the opening of the electric air door can be conveniently adjusted in time through the PLC, the working condition in the drying box can be more suitable for drying the cut stem to meet the technological requirements, and the cut stem needing to be reprocessed is reduced.
Description
Technical Field
The utility model relates to the technical field of tobacco processing, in particular to a steam cut stem drying machine with an adjustable air door.
Background
The existing tobacco cut-stem making process mainly uses a steam cut-stem drying machine, and according to the technical standard requirements of different products, the inlet water content of cut-stem drying is determined by the previous process (cut-stem feeding), and the water content of cut stem is generally 35% -41%. After the cut stems enter a steam cut stem dryer, the cut stems are dried by high-temperature steam in a drying area. The temperature of the high-temperature steam is generally 120-160 ℃, so that the quick temperature rise, dehydration and shaping of the cut stems can be realized, and the final process requirements of drying the cut stems can be met.
In the actual production process, the water content and the temperature of the heat source steam are unstable, and the water content of the incoming cut stems in different batches is also different. If the cut stem drying machine does not find abnormal working conditions in time and detect cut stems in time, cut stems with the water content not reaching the standard can appear, and at the moment, the cut stems with the water content not reaching the standard can only be dried or humidified again. Therefore, how to timely identify the abnormal working condition and the abnormal material supply condition so as to reduce the reprocessed cut stems is a problem to be solved.
Disclosure of Invention
The utility model provides a steam cut stem drying machine with an adjustable air door, which is used for solving the defect that the working condition abnormality and the feeding abnormality are difficult to determine in time in the prior art, realizing the situation of finding the working condition abnormality and the feeding abnormality in time and further reducing the reworked cut stems.
The utility model provides a steam cut stem baking machine with an adjustable air door, which comprises:
the drying box is provided with an air inlet and an air outlet, electric air doors are arranged in the air inlet and the air outlet, and a temperature sensor is arranged at the air inlet;
the trough penetrates through the feed inlet of the drying box and penetrates out of the discharge outlet of the drying box; the material groove is provided with a moisture meter at the position of the discharge hole of the drying box;
the PLC controller, electronic air door temperature sensor with the moisture appearance all with the PLC controller electricity is connected, the PLC controller is used for receiving temperature sensor with the measured data of moisture appearance, the PLC controller still is used for to electronic air door send control command.
According to the steam cut stem drying machine with the adjustable air door, the electric air door comprises a driving motor, a baffle plate and a rotating shaft, the rotating shaft is fixed on the baffle plate, one end of the rotating shaft is in power coupling connection with the output end of the driving motor, the other end of the baffle plate can be pivoted, and the driving motor is electrically connected with the PLC.
According to the steam cut stem drying machine with the adjustable air door, the position of the air inlet in the vertical direction is lower than the position of the trough in the vertical direction, and the position of the air outlet in the vertical direction is higher than the position of the trough in the vertical direction.
The utility model provides a steam cut stem drying machine with an adjustable air door, which also comprises a hot air main pipe and a hot air box, wherein the hot air box is arranged in the drying box, one end of the hot air main pipe is connected with an air inlet, and the other end of the hot air main pipe is communicated with the hot air box; the hot air box is provided with a plurality of blowpipes communicated with the hot air box, and the blowpipes are directed to the trough.
The utility model provides a steam cut stem drying machine with an adjustable air door, which further comprises an air return collecting device, wherein the air return collecting device comprises an air return main pipe, an exhaust fan and a plurality of air return suction heads communicated with the air return main pipe, the air return main pipe is communicated with an air outlet, and the exhaust fan is arranged in the air return main pipe.
According to the steam cut stem drying machine with the adjustable air door, a filter screen is arranged in the return air suction head.
According to the steam cut stem drying machine with the adjustable air door, the pressure sensor is arranged in the drying box and is electrically connected with the PLC.
According to the steam cut stem dryer with the adjustable air door, provided by the utility model, the side wall of the drying box is provided with at least one pressure reducing valve.
According to the steam cut stem dryer with the adjustable air door, provided by the utility model, an electric heater is arranged in the drying box.
According to the steam cut stem drying machine with the adjustable air door, the bottom end of the drying box is provided with the water outlet, and the water outlet is provided with the water draining valve.
According to the steam cut stem drying machine with the adjustable air door, the temperature sensor is arranged at the air inlet, so that the temperature of steam entering the drying box can be monitored, the moisture meter is arranged at the position of the discharge hole, the moisture content of the processed cut stem can be detected, the working condition in the drying box and the quality of the cut stem can be conveniently determined, the opening degree of the electric air door can be conveniently adjusted in time through the PLC, the working condition in the drying box can be more suitable for drying the cut stem to meet the technological requirements, and the cut stem needing to be reprocessed is reduced.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a steam cut stem dryer with an adjustable air door;
fig. 2 is a schematic circuit connection diagram of a PLC controller according to the present utility model.
Reference numerals:
110: a drying box; 111: an air inlet; 112: an air outlet; 113: a driving motor; 114: a baffle; 115: a rotating shaft; 116: a hot air box; 117: a hot blast main pipe; 118: a blow pipe; 119: a return air main pipe; 120: return air suction head; 121: a trough; 122: a pressure reducing valve; 123: a water outlet; 130: a PLC controller; 131: a temperature sensor; 132: a moisture meter; 133: a pressure sensor.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The throttle-adjustable steam cut stem dryer of the present utility model is described below with reference to fig. 1-2.
As shown in fig. 1 and 2, the throttle-adjustable steam cut stem dryer of the present utility model mainly comprises a drying box 110, a trough 121 and a PLC controller 130.
It is understood that the drying box 110 is provided therein with a space for drying cut stems. In some embodiments, the drying box 110 may be a box structure. In other embodiments, the drying box 110 may be further formed of a frame structure, and the drying box 110 includes a frame body and a plurality of box plates, and the specific structure of the drying box 110 is not limited herein. The drying box 110 may be made of a heat insulating material.
It should be noted that, the drying box 110 is provided with an air inlet 111 and an air outlet 112, the air inlet 111 is used for blowing drying steam into the drying box 110, and the air outlet 112 is used for exhausting air in the drying box 110. It can be appreciated that the air inlet 111 and the air outlet 112 may be connected with air pipes, which are convenient for conveying and discharging air.
A temperature sensor 131 is provided at the air inlet 111. The temperature sensor 131 arranged at the air inlet 111 can perform real-time temperature monitoring on the steam hot air entering the drying box 110.
The trough 121 penetrates from a feed inlet of the drying box 110 and penetrates from a discharge outlet of the drying box 110.
It is understood that the trough 121 is used for conveying cut stems. The trough 121 can be set to be a vibration type trough 121, the trough 121 can be driven by the driving motor 113 and the driving mechanism to vibrate at high frequency, and the vibrating trough 121 enables cut stems to roll in the trough 121, so that drying can be more uniform.
In some embodiments, the trough 121 is made of a thermal insulation material, and both the bottom surface of the trough 121 and the side walls of the trough 121 are made of thermal insulation plates.
The position department of silo 121 in the discharge gate of stoving case 110 is provided with moisture appearance 132, and moisture appearance 132 can monitor the moisture content of the stalk silk after the stoving, and then conveniently determines whether the stalk silk moisture content after the stoving accords with the technological requirement.
As shown in fig. 2, the electric damper, the temperature sensor 131 and the moisture meter 132 are electrically connected to the PLC controller 130, the PLC controller 130 is configured to receive measurement data of the temperature sensor 131 and the moisture meter 132, and the PLC controller 130 is further configured to send a control command to the electric damper.
It is understood that the working condition in the drying box 110 can be analyzed by the real-time monitoring data of the temperature sensor 131 and the real-time monitoring data of the moisture meter 132.
In the case where the monitoring data of the temperature sensor 131 matches the normal processing temperature, analysis of the monitoring data of the moisture meter 132 is emphasized. In this case, when the moisture meter 132 detects that the moisture content of the discharged material is higher or lower, an adjustment command may be issued to the PLC controller 130 by control software on the external terminal, and the PLC controller 130 further sends a control command to the electric damper according to the received adjustment command, thereby controlling the opening degree of the electric damper.
Under some conditions, the moisture content of the cut stems is uneven due to the fact that the moisture content of the supplied materials is uneven, so that the moisture content of part of the dried cut stems cannot meet the process requirements, and the moisture content of the dried cut stems is abnormal.
It is understood that the sizes of the electric air doors at the air inlet 111 and the air outlet 112 can be kept consistent all the time, so as to ensure the balance of the air pressure in the drying box 110.
When moisture meter 132 detects that the moisture content of cut stems is too high, can increase the aperture of electronic air door through PLC controller 130 for in more dry air source got into stoving case 110, the follow-up drying effect in the increase stoving case 110, make follow-up cut stem moisture content reduce, and then avoid processing again.
When the moisture meter 132 detects that the moisture content of the cut stems is too low, the opening of the electric air door can be reduced through the PLC 130, so that fewer drying air sources enter the drying box 110, the subsequent drying effect in the drying box 110 is weakened, the subsequent moisture loss of the cut stems is slowed down, and further the re-processing is avoided.
In the case that the monitored data of the temperature sensor 131 does not meet the normal processing temperature, an adjustment command may be issued to the PLC controller 130 by control software on the external terminal, and the PLC controller 130 further sends a control command to the electric damper according to the received adjustment command, so as to control the opening degree of the electric damper.
In this case, when the steam source temperature is too high or too low, the processing of cut stems is not facilitated, and the opening of the electric air door can be reduced through the PLC controller 130, so that fewer dry air sources enter the drying box 110, and the influence of the abnormal air sources on the processing of cut stems in the drying box 110 is reduced.
According to the steam cut stem drying machine with the adjustable air door, provided by the utility model, the temperature sensor 131 is arranged at the air inlet 111, so that the temperature of steam entering the drying box 110 can be monitored, the moisture meter 132 is arranged at the position of the discharge hole, the moisture content of the processed cut stem can be detected, the working condition in the drying box 110 and the quality of the cut stem can be conveniently determined, the opening degree of the electric air door can be conveniently and timely adjusted through the PLC 130, the working condition in the drying box 110 can be more suitable for drying the cut stem to meet the process requirement, and the cut stem needing to be reprocessed is reduced.
In some embodiments, the electric damper includes a driving motor 113, a baffle 114 and a rotating shaft 115, the rotating shaft 115 is fixed on the baffle 114, one end of the rotating shaft 115 is in power coupling connection with an output end of the driving motor 113, the other end of the baffle 114 is pivotally arranged, and the driving motor 113 is electrically connected with the PLC controller 130.
It is understood that the electric damper may be installed in the duct at the air inlet 111 and the air outlet 112. The cross section of the air duct may be circular, elliptical or square, and the cross-sectional shape of the air duct is not limited herein.
Taking the cross section of the air duct as a circle as an example, the baffle 114 may be circular and adapted to the inner wall of the air duct. The driving motor 113 can be arranged on the outer wall of the air pipe, the output end of the driving motor 113 is fixedly connected with one end of the rotating shaft 115 on the baffle 114, and the other end of the rotating shaft 115 on the baffle 114 can be arranged on the wall surface of the air pipe through a bearing.
The PLC controller 130 may send a control instruction to the driving motor 113, so as to control the driving motor 113 to move to drive the rotating shaft 115 and the baffle 114 to rotate, thereby realizing adjustment of the opening degrees of the air outlet 112 and the air inlet 111.
In some embodiments, the position of the air inlet 111 in the vertical direction is lower than the position of the trough 121 in the vertical direction, and the position of the air outlet 112 in the vertical direction is higher than the position of the trough 121 in the vertical direction.
It will be appreciated that the temperature of the steam for drying is higher, and the high-temperature steam automatically flows upwards after entering the drying box 110 from the air inlet 111 arranged below the trough 121, so that the gas circulation in the drying box 110 is quickened, and the air outlet 112 is arranged at the upper position of the drying box 110, so that the flow of the high-temperature steam for drying can be ensured not to be influenced when the gas is discharged.
In some embodiments, the steam cut stem dryer with adjustable air door of the utility model further comprises a hot air main 117 and a hot air box 116, wherein the hot air box 116 is arranged in the drying box 110, one end of the hot air main 117 is connected with the air inlet 111, and the other end of the hot air main 117 is communicated with the hot air box 116.
It will be appreciated that the hot blast main 117 delivers the high temperature steam for drying from the air inlet 111 to the hot blast box 116 within the drying box 110. The hot bellows 116 is provided with a plurality of blow tubes 118 in communication with the hot bellows 116, the blow tubes 118 being directed towards a trough 121.
It will be appreciated that the high temperature steam in the hot air box 116 is blown through the respective blow pipes 118 towards the trough 121, thereby drying the cut stems on the trough 121.
It can be appreciated that the hot air box 116 can be convenient for reducing the pressure of the high-temperature steam conveyed by the pipeline and blowing out the high-temperature steam through the blowpipes 118, so that the pressure and the air speed of the air blown out by each blowpipe 118 are ensured to be consistent, and the uniformity and the stability of stem shred drying are further improved.
In some embodiments, an air supply device may be further disposed in the hot air box 116, where the air supply device may perform a pressurization treatment on the steam, so that the high-temperature steam blown by each blowing pipe 118 may be kept at the same air pressure.
In some embodiments, the adjustable air door steam cut stem dryer of the present utility model further comprises an air return collection device, the air return collection device comprises an air return main 119, an exhaust fan and a plurality of air return suction heads 120 communicated with the air return main 119, the air return main 119 is communicated with the air outlet 112, and the exhaust fan is arranged in the air return main 119.
It will be appreciated that a return air suction head 120 may be provided at the top of the interior of the drying box 110. The return air suction head 120 is disposed at a plurality of positions on the top of the drying box 110 to enable the exhaust of the various positions of the drying box 110. The drying hair washing can be of a tubular structure or other hollow cavity structures so as to suck air.
When the exhaust fan is turned on, the return air suction head 120 sucks air in the drying box 110 into the return air main 119, and the exhaust fan discharges air sucked into the return air main 119 out of the drying box 110.
In the present embodiment, the provision of the return air collecting device can facilitate the accelerated removal of the air in the drying box 110.
In some embodiments, a filter screen is disposed within the return air suction head 120. The filter screen can be made of stainless steel or high-temperature resistant plastic and the like, and the material of the filter screen is not limited. The mesh size of the filter screen can be selected according to actual conditions, the sizes of the stem shred residues and impurities can be determined according to the quality of the processed stem shreds, and then the mesh size of the filter screen is determined.
In this embodiment, the filter screen is disposed in the return air suction head 120, so that impurities in the drying box 110 can be filtered conveniently, the influence on the exhaust fan after the impurities are sucked into the magazine is reduced, and the probability of blocking the exhaust pipeline can be reduced.
In some embodiments, a pressure sensor 133 is provided in the drying box 110, and the pressure sensor 133 is electrically connected with the PLC controller 130. The pressure sensor 133 may monitor the air pressure in the drying oven 110 in real time and transmit real-time monitoring data to the user terminal through the PLC controller 130 so as to facilitate monitoring.
In some embodiments, at least one pressure relief valve 122 is provided on a sidewall of the drying box 110. It will be appreciated that when the pressure sensor 133 detects that the pressure in the drying box 110 is continuously increased, the pressure reducing valve 122 on the drying box 110 may be opened to reduce the pressure, so as to ensure the normal working condition in the drying box 110.
In some embodiments, an electric heater is disposed within the drying box 110. It is to be understood that the electric heating device may be a lamp type dryer or the like, and the specific form of the electric heating device is not limited herein.
It is understood that the electric heating device may be turned on to preheat the drying box 110 before the drying box 110 is used. When the temperature in the drying box 110 is low, the high-temperature steam used for drying loses energy after entering the drying box 110 and is condensed into water, so that the quality of the dried cut stems is affected.
In this embodiment, by turning on the electric heating device before drying, the drying box 110 may be preheated, so as to reduce the possibility of condensation of moisture in the drying box 110, thereby ensuring the quality of drying the cut stems.
In some embodiments, a drain port 123 is provided at the bottom end of the drying box 110, and a drain valve is installed at the drain port 123.
It will be appreciated that after moisture condensation, malfunction of water intake or washing is present in the drying box 110, the drain valve may be opened to drain the water in the drying box 110 out of the drying box 110 through the drain port 123.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The utility model provides a throttle adjustable steam cut stem drying machine which characterized in that includes:
the drying box is provided with an air inlet and an air outlet, electric air doors are arranged in the air inlet and the air outlet, and a temperature sensor is arranged at the air inlet;
the trough penetrates through the feed inlet of the drying box and penetrates out of the discharge outlet of the drying box; the material groove is provided with a moisture meter at the position of the discharge hole of the drying box;
the PLC controller, electronic air door temperature sensor with the moisture appearance all with the PLC controller electricity is connected, the PLC controller is used for receiving temperature sensor with the measured data of moisture appearance, the PLC controller still is used for to electronic air door send control command.
2. The steam cut stem dryer with an adjustable air door according to claim 1, wherein the electric air door comprises a driving motor, a baffle plate and a rotating shaft, the rotating shaft is fixed on the baffle plate, one end of the rotating shaft is in power coupling connection with the output end of the driving motor, the other end of the baffle plate is pivoted, and the driving motor is electrically connected with the PLC.
3. The damper-adjustable steam cut stem dryer of claim 1, wherein the position of the air inlet in the vertical direction is lower than the position of the trough in the vertical direction, and the position of the air outlet in the vertical direction is higher than the position of the trough in the vertical direction.
4. The air door-adjustable steam cut stem drying machine according to claim 1, further comprising a hot air main pipe and a hot air box, wherein the hot air box is arranged in the drying box, one end of the hot air main pipe is connected with the air inlet, and the other end of the hot air main pipe is communicated with the hot air box; the hot air box is provided with a plurality of blowpipes communicated with the hot air box, and the blowpipes are directed to the trough.
5. The adjustable damper steam cut stem dryer of claim 1, further comprising a return air collection device, wherein the return air collection device comprises a return air main, an exhaust fan and a plurality of return air suction heads communicated with the return air main, wherein the return air main is communicated with the air outlet, and the exhaust fan is arranged in the return air main.
6. The adjustable air door steam cut stem dryer of claim 5, wherein a filter screen is disposed in the return air suction head.
7. The steam cut stem dryer with adjustable air door according to claim 1, wherein a pressure sensor is arranged in the drying box and is electrically connected with the PLC.
8. The damper-adjustable steam cut stem dryer of claim 7, wherein at least one pressure reducing valve is provided on a side wall of the drying box.
9. The damper-adjustable steam cut stem dryer of claim 1, wherein an electric heater is disposed in the drying box.
10. The damper-adjustable steam cut stem dryer of claim 1, wherein a drain port is provided at a bottom end of the drying box, and a drain valve is installed at the drain port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223254054.XU CN219205922U (en) | 2022-12-05 | 2022-12-05 | Air door adjustable steam cut stem drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223254054.XU CN219205922U (en) | 2022-12-05 | 2022-12-05 | Air door adjustable steam cut stem drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219205922U true CN219205922U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223254054.XU Active CN219205922U (en) | 2022-12-05 | 2022-12-05 | Air door adjustable steam cut stem drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219205922U (en) |
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2022
- 2022-12-05 CN CN202223254054.XU patent/CN219205922U/en active Active
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