SU869750A1

SU869750A1 - Device for obtaining reconstituted tobacco

Info

Publication number: SU869750A1
Application number: SU792761993A
Authority: SU
Inventors: Игорь Гаврилович Мохначев; Виктор Андреевич Федотенко; Евгений Николаевич Орлов
Original assignee: Всесоюзный Научно-Исследовательский Институт Табака И Махорки
Priority date: 1979-04-26
Filing date: 1979-04-26
Publication date: 1981-10-07

Description

Изобретение относится к табачной промышленности и касается оборудования для переработки низкосортного сырья и отходов табачного сырья в _ восстановленный табачный лист .на фаб- ^эриках и в сельскохозяйственном производстве.The invention relates to the tobacco industry and relates to equipment for processing low-grade raw materials and wastes raw tobacco into reconstituted tobacco sheet _ .On FAB ^e rikah and in agricultural production.

Наиболее близким к изобретению по технической сущности и достигаемому . _ результату является известная установ-’⁰ка для получения восстановленного табака, содержащая приводной конвейер) с укрепленными на нем пластинами, служащими для образования на их поверхности листов восстановленного табака 15 и сушки последних, приспособления для подачи табачной пульпы на пластины и для . отвода листов табака из установки и воздухоприготовительную систему (1].Closest to the invention in technical essence and achieved. _ Result is known installed ^'0 ka for a reconstituted tobacco, comprising conveyor drive) with plates fixed to it which serve to form on the surface of the sheet 15 of reconstituted tobacco, and drying of the latter, means for feeding the tobacco slurry on the plates and. removal of tobacco sheets from the installation and air preparation system (1].

/и/and

Основными недостатками такой установкй являются значительные потери распыленной табачной пульпы, попадающей на экраны при нанесении на пластины и в окружающую среду, большие за- 25 траты тепловой энергии при сушке воеίстановленного табачного листа конвек— тивным способом, что также приводит к значительным потерям тепла,в окружающую среду и поодолжительности про- 30The main disadvantages of such an installation are significant losses of pulverized tobacco pulp falling on the screens when applied to the plates and into the environment, large expenditures of thermal energy when drying the reconstituted tobacco sheet in a convective manner, which also leads to significant heat loss to the environment Wednesday and the duration of the pro 30

I цесса сушки восстановленного табачного листа.'I cess drying of reconstituted tobacco leaf. '

Целью изобретения является повышение производительности установки и снижение энергозатрат на сушку.The aim of the invention is to increase the productivity of the installation and reduce energy consumption for drying.

Это достигается тем, что в предлагаемой установке для получения восстановленного табака конвейер представ— ляет собой ротор, на котором смонтированы распределительная камера с соплами, сообщенными с воздухоприготовительной системой, и пластины, выполненные полыми для подачи в них теплоносителя и укрепленные в радиальном направлении группами по несколько штук, а приспособление для подачи табачной пульпы на пластины выполнено в виде установленной под ротором подъемно-опускной ванны.This is achieved by the fact that in the proposed installation for reconstituted tobacco production, the conveyor is a rotor on which a distribution chamber with nozzles in communication with the air preparation system are mounted, and plates made hollow for supplying coolant into them and radially strengthened in groups of several pieces, and the device for feeding tobacco pulp to the plates is made in the form of a lifting-lowering bath installed under the rotor.

Кроме того, внутри ротора установлен золотник для дозированной подачи теплоносителя к пластинам.In addition, a spool is installed inside the rotor for dosed supply of coolant to the plates.

Кроме того, приспособление для от' вода листов табака из установки состоит из двух вакуум—барабанов, имеющих перфорированную поверхность, на которой расположен слой пористого эластичного материала.In addition, the device for removing tobacco sheets from the installation consists of two vacuum drums having a perforated surface on which a layer of porous elastic material is located.

(фиг.2) и заполняет ее до уровня, установленного ’при помощи клапана 16. Одновременно включается в работу оборудование воздухоприготовительной сис темы 5. После достижения необходимого теплового.режима включается привод ротора 1 и приспособления для для подачи табачной пульпы на пластины, при этом ротор 1 (фиг.2) периодически вращается вокруг горизонтальной оси, а ванна 13 с табачной пульпой в момент выстоя ротора 1 совершает возвратно-поступательное движение в вертикальном направлении.(Fig. 2) and fills it to the level set by means of valve 16. At the same time, the equipment of the air preparation system 5 is turned on. After reaching the necessary thermal mode, the rotor drive 1 and the device for feeding tobacco pulp to the plates are turned on, the rotor 1 (figure 2) periodically rotates around a horizontal axis, and the tub 13 with tobacco pulp at the time of standing of the rotor 1 performs a reciprocating movement in the vertical direction.

При подъеме ванны 13 нижний пакет пластин 2 погружается в табачную пульпу, а после возвращения ванны 13 в исходное положение на их поверхности образуется тонкий слой пульпы, который высушивается циркулирующим теплот носителем и обдуваемым воздухом при последующем вращении ротора 1.When raising the bath 13, the lower package of plates 2 is immersed in the tobacco pulp, and after the bath 13 returns to its original position, a thin layer of pulp is formed on their surface, which is dried by the carrier circulating heat and blown air during the subsequent rotation of the rotor 1.

Во время выстоя ротора 1 радиальные отверстия 7 золотника 6, имеющие различные сечения, совмещаются с соответствующими каналами коллекторов ; 24, при этом теплоноситель при помощи насоса 9 прокачивается дозированно через верхние пакеты пластин 2 и далее по замкнутому контуру, отдавая тепло высушиваемому материалу. Одно. временно отверстия 25 (фиг. 4) в распределительной камере 3 совмещаются с каналами подачи обдуваемого возда-г | ха через сопла 4 (фиг.5), что способствует ускорению процесса обеэ, воживания материала.During the standing of the rotor 1, the radial holes 7 of the spool 6, having different sections, are combined with the corresponding collector channels; 24, while the coolant using the pump 9 is pumped metered through the upper packages of the plates 2 and then in a closed circuit, giving off heat to the dried material. One thing. temporarily holes 25 (Fig. 4) in the distribution chamber 3 are aligned with the supply channels of the blown air-g | xa through the nozzle 4 (figure 5), which helps to accelerate the process of both, material living.

' Высушенные листы восстановленного табака самоотделяются от гидрофоби^ированной поверхности пластин и при повороте пакета в нижнее положение сбрасываются уси-<~ ------------1 струями воздуха на вращающиеся вакуум-барабаны 17, а затем выносятся ими по направляющему лотку .,20 в сборник 19 для последующего кондиционирования по влажности.'The dried sheets of reconstituted tobacco are self-separated from the hydrophobic surface of the plates and when the packet is turned to the lower position, they are discharged by air streams onto rotating vacuum drums 17 and then carried out by them on the guide tray., 20 into the collection 19 for subsequent conditioning by humidity.

Предлагаемая вает ускорение восстановленного личение производительности 'пользования высоких температурных режимов, что особенно важно для сушки материалов, не допускающих применения высоких температур.The proposed acceleration of the restored productivity of using high temperature conditions, which is especially important for drying materials that do not allow the use of high temperatures.

Установка обеспечивает качественное формирование листа восстановленного табака при использовании гомогенизированной табачной пульпы и повышенный коэффициент использования энергии по сравнению с известной.The installation provides high-quality sheet formation of reconstituted tobacco using homogenized tobacco pulp and an increased coefficient of energy use compared to the known one.

На фиг. 1 схематично установка для полученияIn FIG. 1 schematic installation to obtain

‘ного табака, ι ‘Of tobacco, ι общий common вид; на фи view; on fi разрез incision А-А Aa на on the фиг. FIG. 1» 1" на on the Фиг. FIG. разрез incision Б-Б Bb на on the фиг. FIG. 2; 2; на on the Фиг. FIG. разрез incision В-В Bb на on the фиг. FIG. 2; 2; на on the фиг. FIG. разрез incision г-г yr на on the фиг. FIG. 2. 2.

Установка содержит приводной кон-, вейер и приспособление для подачи табачной пульпы и отвода листов табака из установки.The installation contains a drive cone, a fan and a device for feeding tobacco pulp and removing tobacco sheets from the installation.

Приводной конвейер (фиг.1), представляет собйй ротор- 1 с укрепленными на нем пластинами 2, которые выполне’ны полыми для подачи' в них теплоносителя и укреплены в радиальном направлении группами-по несколько штук. Пластины 2 служат для образования на их поверхности листов востановленного табака и их сушки.The drive conveyor (Fig. 1) is a rotor-1 with plates 2 fixed on it, which are hollow for supplying coolant to them and are strengthened in the radial direction in groups of several pieces. Plates 2 serve for the formation on their surface of sheets of restored tobacco and their drying.

На роторе 1 смонтирована распределительная камера 3 с соплами 4, сообщенными с воздухоприготовительной системой 5.A distribution chamber 3 is mounted on the rotor 1 with nozzles 4 in communication with the air preparation system 5.

Внутри ротора 1 (фиг.2 и 3) установлен золотник 6 с отверстиями 7 для дозированной подачи теплоносителя по каналам пластин 2, циркулирующего в замкнутом контуре через теплообменник 8 при помощи насоса 9, при этом золотник закреплен в стойках 10.Inside the rotor 1 (FIGS. 2 and 3), a spool 6 with holes 7 is installed for dosed supply of the coolant through the channels of the plates 2 circulating in a closed circuit through the heat exchanger 8 using a pump 9, while the spool is fixed in the racks 10.

Распределительная камера 3 сообщена с напорным патрубком вентилятора 11.The distribution chamber 3 is in communication with the discharge pipe of the fan 11.

Приспособление для подачи табачной пульпы на пластины выполнено в виде установленной под ротором 1 на каретке 12 подъемно-опускной ванны 13, приводимой в движение при помощи винтовой пары 14 и реверсивного электропривода 15.The device for supplying tobacco pulp to the plates is made in the form of a lifting and lowering bath 13 mounted under the rotor 1 on the carriage 12 and driven by a screw pair 14 and a reversible electric drive 15.

Для поддержания постоянного уровня табачной пульпы в ванне 13 служит поп-40 ленными лавновый клапан трубопроводом с (не показаны).To maintain a constant level of tobacco pulp in the bath 13, a pop-40 flax-filled avalanche valve with a pipe (not shown) serves.

Приспособление для отвода листьев табака из установки состоит из двух вакуум-барабанов 17, имеющих перфорированную поверхность, на которой расположен слой 18 пористого эластичного материала, например поролона, и соединенных с всасывающим патрубком вентилятора 11.The device for removing tobacco leaves from the installation consists of two vacuum drums 17 having a perforated surface on which a layer 18 of porous elastic material, for example foam rubber, is located and connected to the suction pipe of the fan 11.

Под вакуум-барабанами 17 жен сборник 19 для табачных с направляющим лотком 20.Under vacuum drums 17 wives tobacco compilation 19 with guide tray 20.

Привод ротора 1 включает эдектро.двйгатель 21, редуктор 22 и мальтийский механизм 23.The rotor drive 1 includes an electrodrive 21, a gearbox 22 and a Maltese gear 23.

Вакуум-барабаны 17 приводятся в действие от.редуктора 22.Vacuum drums 17 are driven by gear 22.

Установка работает следующим образом.Installation works as follows.

Предварительно·приготовленную в соответствии с рецептурой табачную пульпу заливают в резервную емкость. Из резервной емкости по гибкому трубопроводу пульпа поступает в ванну 13Pre-cooked in accordance with the recipe tobacco pulp is poured into a reserve tank. From the reserve tank through the flexible pipeline, the pulp enters the bath 13

16, связанный гибким резервной емкостью установка процесса табака обеспечисушки и увебез ис50 распололистьев16, connected by a flexible reserve capacity, installation of a tobacco process to ensure drying and removal of isole

Claims

The invention relates to the tobacco industry and relates to equipment for processing low-grade raw materials and tobacco waste in reconstituted tobacco sheets in factories and in agricultural production. The closest to the invention to the technical essence and the achieved result is a known installation for producing reconstituted tobacco, containing a drive conveyor) with plates fixed to it, which serve to form on the surface of the sheets of reconstituted tobacco and dry the latter, adapting the pulp of tobacco pulp to plates and for removing the tobacco sheets from the installation and the air receiving system (11. The main disadvantages of such an installation are the considerable losses of the sprayed tobacco pool When the coating is applied to the plates and to the environment, high thermal energy when drying reconstituted tobacco leaves in a convective way, which also leads to significant heat loss, to the environment and the duration of the drying process of the reconstituted tobacco leaf. Shading is an increase in plant productivity and a reduction in energy consumption for drying. This is achieved by the fact that in the proposed plant for obtaining reconstituted tobacco, the conveyor is a mouth an op on which a distribution chamber with nozzles connected to the air preparation system is mounted, and plates made hollow to supply coolant into them and radially fixed in groups of several pieces, and the device for feeding tobacco pulp to the plates is designed as a lift installed under the rotor bathtub In addition, a spool is installed inside the rotor for metering the heat carrier to the plates. In addition, the adaptation for removal of tobacco sheets from the plant consists of two vacuum drums having a perforated surface on which a layer of porous elastic material is located. FIG. 1 shows schematically an installation for producing reconstituted tobacco, general view; in fig. J section A-A in FIG. 1 in FIG. 3, section BB, in FIG. 2; in fig. 4 shows a section B-B in FIG. 2; in fig. 5 a section of YYY in FIG.

2. The installation contains a drive con-, fan and device for feeding tobacco pulp and removing tobacco sheets from the installation. The drive conveyor (Fig. 1) is a rotor-1 with plates 2 fixed on it, which are hollow for supplying a coolant to them and radially fixed with several pieces each. Plates 2 serve to form on their surface sheets of reconstituted tobacco and dry them. A distribution chamber 3 is mounted on the rotor 1 with nozzles 4 communicated with the air extraction system 5. Inside the rotor 1 (Figures 2 and 3) there is a spool b with holes 7 for dosed supply of coolant through the channels of the plate 2 circulating in a closed circuit through the heat exchanger 8 by means of a pump 9, while the spool is fixed in racks 10. The distribution chamber 3 communicates with the discharge port of the fan 11. The device for supplying tobacco pulp to the plates is made as installed under the rotor 1 on the carriage 12 a plug-in bath 13 driven by a screw pair 14 and a reversible electroplate 15 .. To maintain a constant level of tobacco pulp in the bath 13, the valve 16 connected with a flexible pipe with a reserve capacity (not shown) is used. . The device for removing tobacco leaves from the plant consists of two vacuum drums 17 having a perforated surface on which a layer 18 of a porous elastic material, such as foam rubber, is attached and connected to the suction nozzle of the fan 11. Under the vacuum drums 17 there is a tobacco leaf collector 19 with a guide chute 20. The rotor drive 1 includes a sjjeKTpo motor 21, a gearbox 22 and a maltese mechanism 23. The vacuum drums 17 are driven from the gearbox 22. The installation works as follows. Pre-prepared in accordance with the recipe of tobacco pulp is poured into the backup tank. From the reserve tank through the flexible pipe, the slurry enters the bath 1 (Fig. 2) and fills it up to the level established by valve 16. At the same time, the equipment for the air conditioning section 5 comes into operation. After the required thermal regime has been reached, the rotor 1 turns on and devices for feeding tobacco pulp to the plates, while the rotor 1 (figure 2) rotates periodically around the horizontal axis, and the bath 13 with the tobacco pulp at the time of the fast rotor 1 reciprocates to the vertical flax direction. When the bath 13 rises, the lower plate pack 2 sinks into the tobacco pulp, and after the bath 13 returns to its original position, a thin layer of pulp forms on the surface, which is dried by the circulating heat carrier and blown air during the subsequent rotation of the rotor 1. During the rotor 1, the radial holes 7 spool 6, having different sections, are matched with the corresponding channels of the collectors 24, while the coolant is pumped through the upper packs of the plates 2 by means of the pump 9 and then closed th circuit, giving off heat to a dried materia11u. At the same time, the holes 25 (Fig. 4) in the distribution chamber 3 are aligned with the channels for supplying blown air through the nozzles 4 (Fig. 5), which contributes to the acceleration of the process. The dried sheets of reconstituted tobacco self-detach from the hydrophobic surface of the plates 2 and when the bag is rotated to the lower position are dropped by rotating air jets onto the rotating vacuum drums 17, and then they are carried along the guide tray 20 into the collection 19 in subsequent air conditioning. The proposed installation provides an acceleration of the drying process of reconstituted tobacco and an increase in productivity without the use of high temperature conditions, which is especially important for drying materials that do not allow the use of high temperatures. The plant provides high-quality formation of reconstituted tobacco leaf using homogenized tobacco pulp and an increased energy efficiency compared to the known one. Claims 1. Apparatus for producing reconstituted tobacco, comprising a conveyor belt with reinforcements

plastics shirts, serving to form on their surface sheets of reconstituted tobacco and drying them, devices for feeding tobacco pulp to the plates and for removing the finished sheets of tobacco from the installation and air preparation system, so that the capacity of the plant and the reduction of energy consumption for drying, the conveyor is a rotor on which are mounted distribution boxes with nozzles communicated with the air receiving system, and plates made hollow to supply in them the coolant and fortified in the radial direction in groups of several pieces, and the device for supplying tobacco pulpina

The plates are made in a vid installed under the rotor of the lift bath.

2 set pop 1, I differ from the fact that inside the mouth of the rotor there is an ejector for dosed supply of heat transfer medium to the plates.

H. Installation under item 1, on .tl. By the way, the device for removal of finished sheets of tobacco from the plant consists of two vacuum drums, having a shaped surface, on | The layer of porous elastic material is laid.

Sources of information accepted in the review during examination 1, Auto; USSR certificate 383446, cl. A24VZ / 14L969 1rototnp).

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