CN218673076U - Anti-blocking device of pneumatic cut stem dryer - Google Patents

Abstract

The utility model discloses a stalk silk air current cut-tobacco drier anti-blocking device, include: feed line, set up in inside adjustable fender and the fixed stop of feed line, adjustable fender and fixed stop all set up along feed line's length direction, adjustable fender's anterior both ends are articulated with feed line's inner wall, adjustable fender's tail end activity sets up, fixed stop is fixed in inside and divide into two upper and lower passageways with feed line is inside, be provided with automatically controlled telescopic link between fixed stop's the tail end and adjustable fender's the tail end, be equipped with between fixed stop's the head end and the adjustable stop's the head end and predetermine the interval in order to form the slot. The utility model provides a stalk silk air current cut-tobacco drier anti-blocking device changes the baffle of immobilization into adjustable fender, when the putty takes place, and the automatically controlled telescopic link of control shortens, and adjustable fender opens certain angle, makes putty department widen, and the putty problem can be solved, can realize automatically that the stalk silk putty dredges, avoids shutting down the operation, the security is higher relatively.

Description

Anti-blocking device of pneumatic cut stem dryer

Technical Field

The utility model relates to a tobacco processing technology field especially relates to a stalk silk air current cut-tobacco drier anti-blocking device.

Background

SH23A type stem low-speed airflow drying system is a mainstream stem airflow cut tobacco dryer product at present, and a drying core part of the system mainly comprises: the wet stem silk material is through the popped device processing back of flash distillation, through even throwing to the feed tube of feeding airlock, the external high temperature air current of entrance point of feed tube carries the stem silk material to enter into the bottom of drying tube to carry out abundant drying in the drying tube.

The currently used feeding pipeline is divided into two paths, as shown in fig. 6, a splitter plate 13 is arranged at the front end of the feeding pipeline 1 to divide the air flow into two paths, the feeding pipeline is also divided into an upper material path 11 and a lower main air flow path 12 by a partition plate, the bottom outlet of the feeding airlock 14 is communicated with the material path 11, the material 11 is driven by the upper air flow to be sent into the bottom end of the drying pipe 15 through the material path 11, and the air flow in the main air flow path 12 is used for providing sufficient high-temperature air flow for the drying pipe 15. The advantage of this is that the relative closure and volume control of the material path 11 are ensured, the problem that the material transportation is affected because the airflow is easily disturbed due to the overlarge volume is avoided, and the evacuation of the material mainly depends on the uniformity of the material thrown in by the feeding air lock 14.

However, the stem material is characterized in that the stems are connected and easily agglomerated, even if the feeding airlock 14 is dispersed, the stem material still has the problem of blocking the feeding pipeline due to the fact that the feeding pipeline 1 is overlong in length and the discharging direction inclines upwards at present, the current solving means is manual solving through an access hole above the feeding pipeline 1, and safety and production efficiency cannot be guaranteed due to the fact that the temperature is high and shutdown operation is needed.

Therefore, there is a need for an anti-blocking device for pneumatic cut stem dryer.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stalk silk air current cut-tobacco drier anti-blocking device to solve the problem among the above-mentioned prior art, can realize automatically that the stalk silk putty dredges, avoids shutting down the operation, the security is higher relatively.

The utility model provides a stalk silk air current cut-tobacco drier anti-blocking device, include:

feed line, set up in inside adjustable fender and the fixed stop of feed line, adjustable fender with adjustable stop all follows feed line's length direction sets up, adjustable fender's anterior both ends with feed line's inner wall is articulated, adjustable stop's tail end activity sets up, adjustable stop is fixed in inside and will two passageways about feed line is inside to be divided into, adjustable stop's tail end with be provided with automatically controlled telescopic link between adjustable stop's the tail end, adjustable stop's head end with be equipped with between adjustable stop's the head end and predetermine the interval in order to form the narrow slit.

The anti-blocking device for the pneumatic cut stem dryer comprises a feeding pipeline, a main controller, an electric control telescopic rod, a temperature sensor and a controller, wherein the feeding pipeline is arranged on the upper end of the inner wall of the feeding pipeline at equal intervals, the main controller is connected with the electric control telescopic rod and is used for controlling the telescopic state of the electric control telescopic rod according to the sensing temperature of the temperature sensor.

The stem airflow cut-tobacco drier anti-blocking device is characterized in that two blocking sides are arranged on two inner side walls of the feeding pipeline corresponding to the movable baffle, the blocking sides are parallel to the inner top surface of the feeding pipeline, the distance between the blocking sides is smaller than the width of the movable baffle, the head end of the movable baffle is tightly attached to the lower edge of the blocking sides, and the uppermost movable position of the tail end of the movable baffle is tightly attached to the lower edge of the blocking sides.

The anti-blocking device for the pneumatic cut stem dryer is characterized in that the blocking device comprises a blocking edge and a feed pipeline, wherein the blocking edge is in circular arc transition with two inner side walls of the feed pipeline.

The anti-blocking device for the pneumatic cut stem dryer comprises a movable baffle, a fixed partition plate and a blocking edge, wherein the fixed partition plate is provided with a blocking edge, and the blocking edge is provided with a blocking edge.

The anti-blocking device for the pneumatic cut stem dryer comprises a pressing spring, an electric control telescopic rod and a pressing spring, wherein the electric control telescopic rod is arranged on the pressing spring, and the pressing spring is arranged on the electric control telescopic rod.

The anti-blocking device for the pneumatic cut stem dryer is characterized in that the top end of the feeding pipeline is provided with an access hole.

The stem airflow cut-tobacco dryer anti-blocking device is characterized in that the inlet end of the inlet duct is provided with a fixed partition plate, and the fixed partition plate is arranged on the inlet end of the inlet duct.

The utility model discloses a stalk silk air current cut-tobacco drier anti-blocking device changes the baffle of original immobilized stalk silk material transfer passage into adjustable fender, when the putty takes place, controls automatically controlled telescopic link to shorten, and adjustable fender opens certain angle, makes putty department widen, and the putty problem can be solved; a fixed partition plate is added for separation, so that even if cut stems enter between the fixed partition plate and the movable baffle plate in the process of activity dredging, the cut stems can be continuously blown into the bottom of the drying tower due to the fact that the cut stems are communicated back and forth and air flow passes through the fixed partition plate and the movable baffle plate, poor sealing performance of the movable baffle plate can be prevented, cut stem materials can be prevented from entering a main air flow channel in the process of activity, and cleaning and maintenance of equipment are not facilitated; a plurality of temperature sensor is arranged at equal intervals on the upper end of a feeding pipeline, the temperature sensor and the electric control telescopic rod are controlled in an associated mode, when abnormal high temperature occurs to the temperature collected by the temperature sensor, the problem of heat accumulation is explained, the electric control telescopic rod is controlled to shrink, the movable baffle is opened downwards, cut stem materials are dredged and pass through, and therefore automatic detection of material blockage is achieved by means of the phenomenon that heat can be accumulated under the material blockage state.

Drawings

To make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of an embodiment of an anti-blocking device of an airflow cut stem dryer provided by the utility model;

FIG. 2 is a cross-sectional structure view of a feeding pipeline of an embodiment of the anti-blocking device of the pneumatic cut stem dryer provided by the utility model;

fig. 3 is a schematic structural view of a narrow slit of an embodiment of an anti-blocking device of an airflow cut stem dryer provided by the utility model;

fig. 4 is a schematic structural view of another embodiment of the anti-blocking device of the pneumatic cut stem dryer provided by the present invention;

fig. 5 is a schematic structural view of another embodiment of the anti-blocking device of the pneumatic cut stem dryer provided by the present invention;

fig. 6 is a schematic structural diagram of a feeding pipeline of an air-flow cut stem tobacco dryer in the prior art.

Description of the reference numerals: 1-a feeding pipeline, 2-a movable baffle, 3-a fixed partition board, 4-a main air flow channel, 5-an electric control telescopic rod, 6-a narrow slit, 7-a rib, 8-a cut stem feeding hole, 9-a maintenance opening, 10-a cut stem material conveying channel, 11-a material path, 12-a main air flow path, 13-a splitter plate, 14-an air inlet lock, 15-a drying pipe, 16-a temperature sensor, 17-a pressure spring and 18-a supplementary dredging channel.

Detailed Description

Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the disclosure, its application, or uses. The present disclosure may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments are to be construed as merely illustrative, and not as limitative, unless specifically stated otherwise.

As used in this disclosure, "first", "second": and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In the present disclosure, when a specific component is described as being located between a first component and a second component, there may or may not be intervening components between the specific component and the first component or the second component. When it is described that a specific component is connected to other components, the specific component may be directly connected to the other components without having an intervening component, or may be directly connected to the other components without having an intervening component.

All terms (including technical or scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

As shown in fig. 1, the anti-blocking device of the pneumatic cut-stem tobacco dryer provided by this embodiment includes: feed pipeline 1, set up in inside adjustable fender 2 and the fixed stop 3 of feed pipeline 1, adjustable fender 2 with fixed stop 3 all follows feed pipeline 1's length direction sets up, adjustable fender 2's anterior both ends with feed pipeline 1's inner wall is articulated, adjustable fender 2's tail end activity sets up, fixed stop 3 is fixed in 1 inside of feed pipeline will two passageways about 1 inside divide into of feed pipeline, fixed stop 3's tail end with be provided with automatically controlled telescopic link 5 between adjustable fender 2's the tail end, as shown in fig. 3, fixed stop 3's head end with it predetermines interval in order to form narrow seam 6 to be equipped with between adjustable fender 2's the head end.

Wherein the partition 3 is fixed and divides the interior of the feed conduit 1 into an upper and a lower channel, wherein the lower channel is called the main gas flow channel 4. The space between the movable baffle 2 and the fixed partition 3 is called a supplementary dredging channel 18.

Further, the head end of feed pipeline 1 is less than the tail end, and the top of head end is stalk silk feed port 8, with 14 intercommunications of feeding airlock, the tail end of feed pipeline 1 and the bottom intercommunication of drying tube 15.

Further, the top end of the feeding pipeline 1 is provided with an access hole 9 for manual access.

Further, the inner height of the feeding pipeline 1 gradually increases from the inlet end to the outlet end, and the fixed partition 3 is parallel to the inner bottom surface of the feeding pipeline 1.

Further, as shown in fig. 2, two retaining sides 7 are disposed on two inner side walls of the feeding pipe 1 corresponding to the position of the movable baffle 2, the retaining sides 7 are parallel to the inner top surface of the feeding pipe 1, the distance between the two retaining sides 7 is smaller than the width of the movable baffle 2, the head end of the movable baffle 2 is tightly attached to the lower edge of the retaining sides 7, and the uppermost movable position of the tail end of the movable baffle 2 is tightly attached to the lower edge of the retaining sides 7. Wherein, the flanges 7 and the two inner side walls of the feeding pipeline 1 are in arc transition. The two flanges 7, the movable baffle 2 and the top wall and the side wall of the feeding pipeline 1 surround to form a cut stem material conveying channel 10.

In operation, under the normal condition, automatically controlled telescopic link 5 extends to setting for length, supports adjustable fender 2 at the lower edge of flange 7, surrounds formation stalk silk material transfer passage 10 with the roof and the both sides wall of charge-in pipeline 1, and the stalk silk gets into stalk silk material transfer passage 10 from stalk silk feed port 8, along with the process of high temperature air current, carries the stalk silk and gets into in drying tube 15.

When the occurrence of material blockage is found, material breaking occurs at the downstream, or accumulation occurs at the upstream, and the occurrence of material blockage can be judged. The shrinkage of the electric control telescopic rod 5 is controlled, the movable baffle 2 moves downwards, the height of the cut stem material conveying channel 10 is changed, the movable baffle 2 is opened by a certain angle, the blocking position is widened, namely, a gap appears at the blocking position, the air flow can pass through continuously, the accumulated cut stem materials are carried to pass through smoothly, and the blocking problem is solved. Meanwhile, a small amount of free cut stems may enter the space between the movable baffle plate 2 and the fixed baffle plate 3 from the narrow slits 6 at the two ends of the movable baffle plate 2, namely, the supplement dredging channel 18, and the narrow slits 6 are left at the front ends of the movable baffle plate and the fixed baffle plate, so that the air flow is allowed to enter, and the small amount of free cut stems can be carried to continue to enter the drying tube 15.

If carry out above-mentioned operation still can't solve the putty problem, when the putty was too serious, can shut down, continue artifical the dredging through the access hole 9 on top.

Therefore, compared with the prior art, the anti-blocking device of the pneumatic cut stem dryer provided by the embodiment of the utility model changes the baffle plate of the original immobilized cut stem material conveying channel into the movable baffle plate, when the blocking occurs, the electrically controlled telescopic rod is controlled to be shortened, the movable baffle plate is opened at a certain angle, the blocking position is widened, and the blocking problem can be solved; increase a fixed baffle and separate, dredge the in-process in the activity like this, even if have the stalk silk to enter into between fixed baffle and the adjustable fender, because link up around also between them, also have the air current to pass through, can continue to blow in the bottom of drying tower with the stalk silk that drops, can prevent like this that the adjustable fender leakproofness is poor, avoid in the activity process stalk silk material to get into main air flow channel, be unfavorable for equipment cleaning and maintenance.

Further, as shown in fig. 4 and 5, a row of temperature sensors 16 are arranged at equal intervals on the top end of the inner wall of the feeding pipeline 1, each temperature sensor 16 is connected with a main controller, and the main controller is connected with the electric control telescopic rod 5 and is used for controlling the telescopic state of the electric control telescopic rod 5 according to the sensing temperature of the temperature sensors 16. When the putty takes place usually, the high temperature air current also is difficult to pass through, can appear the heat accumulation phenomenon, leads to the temperature before the putty position to be higher than the rear end temperature, can detect through the temperature sensor 16 in bank whether take place the heat accumulation, and then judges to take place the putty, and the shrink of automatically controlled telescopic link 5 is controlled again, dredges.

The utility model discloses in some embodiments, can also roughly judge the putty position place according to temperature sensor 16's different numerical values, combine the putty position, drive automatically controlled telescopic link 5 and carry out the control of different strokes, carry out the pertinence and dredge.

Further, as shown in fig. 5, a compression spring 17 is disposed between the movable baffle 2 and the fixed partition 3 for providing a spring force and making the movable baffle 2 tightly contact with the rib 7. The pressure spring 17 is located near the electric control telescopic rod 5, and the stability of the cut stem material conveying channel 10 in a normal state can be guaranteed through the pressure spring 17, so that the accident caused by the fact that the electric control telescopic rod 5 is out of control or fails is avoided.

The embodiment of the utility model provides an anti-blocking device of a tobacco shred airflow tobacco dryer, which changes the baffle plate of the original fixed tobacco shred material conveying channel into a movable baffle plate, when the blocking occurs, the electrically controlled telescopic rod is controlled to shorten, the movable baffle plate is opened at a certain angle, the blocking position is widened, and the blocking problem can be solved; a fixed partition plate is added for separation, so that even if cut stems enter between the fixed partition plate and the movable baffle plate in the process of activity dredging, the cut stems can be continuously blown into the bottom of the drying tower due to the fact that the cut stems are communicated back and forth and air flow passes through the fixed partition plate and the movable baffle plate, poor sealing performance of the movable baffle plate can be prevented, cut stem materials can be prevented from entering a main air flow channel in the process of activity, and cleaning and maintenance of equipment are not facilitated; a plurality of temperature sensor is arranged at equal intervals on the upper end of a feeding pipeline, the temperature sensor and the electric control telescopic rod are controlled in an associated mode, when abnormal high temperature occurs to the temperature collected by the temperature sensor, the problem of heat accumulation is explained, the electric control telescopic rod is controlled to shrink, the movable baffle is opened downwards, cut stem materials are dredged and pass through, and therefore automatic detection of material blockage is achieved by means of the phenomenon that heat can be accumulated under the material blockage state.

Thus, various embodiments of the present disclosure have been described in detail. Some details that are well known in the art have not been described in order to avoid obscuring the concepts of the present disclosure. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.

Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that various changes may be made in the above embodiments or equivalents may be substituted for elements thereof without departing from the scope and spirit of the present disclosure. The scope of the present disclosure is defined by the appended claims.

Claims (8)

1. The utility model provides a stalk silk airflow cut tobacco dryer anti-blocking device which characterized in that includes:

feed line, set up in inside adjustable fender and the fixed stop of feed line, adjustable fender with fixed stop all follows feed line's length direction sets up, adjustable fender's anterior both ends with feed line's inner wall is articulated, adjustable fender's tail end activity sets up, fixed stop is fixed in inside and will feed line is inside to divide into two upper and lower passageways, adjustable fender's tail end with be provided with automatically controlled telescopic link between adjustable fender's the tail end, adjustable fender's head end with be equipped with between adjustable fender's the head end and predetermine the interval in order to form the slot.

2. The cut stem airflow cut tobacco dryer anti-blocking device according to claim 1, wherein a row of temperature sensors are arranged on the top end of the inner wall of the feeding pipeline at equal intervals, each temperature sensor is connected with a main controller, and the main controller is connected with the electric control telescopic rod and used for controlling the telescopic state of the electric control telescopic rod according to the sensing temperature of the temperature sensors.

3. The cut stem airflow cut tobacco dryer anti-blocking device according to claim 1, wherein two retaining edges are arranged on two inner side walls of the feeding pipeline at positions corresponding to the movable baffle, the retaining edges are parallel to the inner top surface of the feeding pipeline, the distance between the two retaining edges is smaller than the width of the movable baffle, the head end of the movable baffle is tightly attached to the lower edge of the retaining edge, and the uppermost movable position of the tail end of the movable baffle is tightly attached to the lower edge of the retaining edge.

4. The cut rolled stem airflow cut tobacco dryer anti-blocking device according to claim 3, wherein the flanges are in arc transition with two inner side walls of the feeding pipeline.

5. The cut rolled stem airflow cut tobacco dryer anti-blocking device according to claim 3, wherein a compression spring is arranged between the movable baffle and the fixed partition plate for providing spring force and enabling the movable baffle to be tightly attached to the retaining edge.

6. The cut rolled stem airflow cut tobacco dryer anti-blocking device according to claim 5, wherein the pressure spring is located near the electrically controlled telescopic rod.

7. The cut rolled stem airflow cut tobacco dryer anti-blocking device according to claim 1, wherein the top end of the feeding pipeline is provided with an access hole.

8. The cut stem airflow cut tobacco dryer anti-blocking device according to claim 1, wherein the inner height of the feeding pipeline gradually increases from the inlet end to the outlet end, and the fixed partition plate is parallel to the inner bottom surface of the feeding pipeline.

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