CN107606598B - Discontinuous drying process used in discontinuous rubber processing technology - Google Patents

Abstract

The utility model discloses an intermittent drying process used in a discontinuous rubber processing process, which comprises the steps of carrying out boiler reburning temperature rise in advance when rubber particles need to be dried, sequentially carrying out cleaning of a drying vehicle, packing of rubber materials and cleaning of the rubber materials while carrying out the boiler reburning temperature rise, starting hot air drying after normal hot air generation amount is stable during operation of a boiler and the cleaning of the rubber materials is finished, rechecking and packaging the rubber materials after the hot air drying is finished after checking and pressing blocks, and carrying out shutdown for furnace waiting operation after the drying process is finished, the drying process is a production process which is set for farmers who supply goods discontinuously, can use a coal-fired boiler less, uses heat as little as possible, reduces the rubber drying energy consumption to the maximum extent, and reduces the whole boiler combustion cost investment by adopting a new boiler combustion mode to the maximum extent under the condition of ensuring that the boiler is not extinguished.

Description

Discontinuous drying process used in discontinuous rubber processing technology

Technical Field

The utility model relates to a discontinuous rubber processing technology corresponding drying technology of natural rubber processing technology and equipment thereof, in particular to a discontinuous drying technology used in the discontinuous rubber processing technology.

Background

The processing technology of natural rubber can be roughly divided into two stages, the first stage is a rubber farmer rubber tapping stage, the second stage is a standard rubber production stage of a rubber processing factory, wherein the supply condition of the first stage determines the production condition of the second stage, the biggest characteristic is that the production of the rubber is different from the common rice production, although the two stages are both divided into a farmland stage and an industrial collection processing stage, the largest difference between the latex collected by the rubber farmer and the rice is the quality guarantee period, the quality guarantee period of the latex is short, the latex can be coagulated quickly, the planting of rubber trees is scattered, the processing equipment is not cheap, one rubber forest processing factory cannot be realized, and simultaneously, because the rubber tapping date of each rubber farmer is the same period, the rubber tapping date of each rubber farmer is different, the rubber trees cannot be required to enter the mountain on the same day, the rubber forest is in the tropical zone, the realization of unified rubber tapping of rubber farmers is also limited under the conditions of variable rainfall and high temperature in the tropical zone, which brings a great problem on production, whether all equipment is shut down when no rubber exists is not available, the equipment is not difficult for power consumption equipment, but the equipment is difficult to realize for boilers and steam heat exchange/heating systems, a large amount of cost investment is needed for extinguishing and reigniting the boiler each time, if the boiler is not extinguished, the low combustion degree is always kept, materials enter a factory and are added with fuel for reigniting, although the cost investment is lower than that for reigniting the boiler, the whole boiler is kept in a state that the core is still a fire source to be extinguished, but the core of the boiler has heat, but the outer layer is almost coal ash after combustion, the coal in the boiler can not be rapidly ignited, the rapid heat supply is high in operation requirement, meanwhile, the coal burning mode is particularly important for controlling the input amount of the coal, the air inlet amount and the air inlet position of the hearth, and the cost of the furnace is similar to that of the furnace quenching if the control is not good, and even higher than that of the furnace quenching.

Disclosure of Invention

In order to solve the problems, the utility model provides a discontinuous drying process used in a discontinuous rubber processing process, which is a production process set for a rubber farmer who supplies rubber discontinuously, can use a coal-fired boiler less, uses heat as little as possible, reduces the energy consumption of rubber drying to the maximum extent, reduces the whole boiler combustion cost investment under the condition of ensuring that the boiler is not extinguished to the maximum extent by adopting a new boiler combustion mode, ensures the central temperature of a coal pile and provides combustion-supporting gas flow with stronger penetrability at the same time, ensures that the central temperature of the coal pile is high but the temperature of the outer layer is lower or even is not combusted, and brings that the whole boiler can be ensured to supply heat quickly only by increasing the amount of the combustion-supporting gas flow during secondary heat supply instead of keeping the whole boiler in a state to be extinguished as the prior art, the core of the boiler has heat but the outer layer is almost all coal ash after combustion, the quick ignition of the fire coal in the boiler and the quick heat supply cannot be realized.

The discontinuous drying process used in the discontinuous rubber processing technology comprises boiler reburning temperature rise, drying vehicle cleaning, sizing material boxing, sizing material cleaning, hot air drying, checking and pressing block, rechecking package and stopping for waiting for the furnace, wherein the boiler reburning temperature rise is carried out in advance when rubber particles need to be dried, the drying vehicle cleaning, sizing material boxing and sizing material cleaning are sequentially carried out while the boiler reburning temperature rise is carried out, the hot air drying can be started after normal hot air generation amount of the boiler is stable and the sizing material cleaning is finished, the sizing material after the hot air drying is checked and pressed block can be rechecked and packaged, and the stopping for waiting for the furnace operation is carried out after the drying process is finished.

As a further improvement of the utility model, the boiler is re-burned and heated to convert the cyclone furnace state of the lifting type variant boiler in the incomplete combustion state into the combustion furnace state, carbon monoxide stored in the constant-pressure gas storage tower is started to be ignited together with combustion-supporting oxygen in the combustion furnace state, and the supply of the carbon monoxide and the oxygen is stopped when the temperature of the boiler body rises to the normal temperature or when the supplementary fire coal and the original fire coal in the boiler return to the complete heat supply or the normal combustion state.

As a further improvement of the utility model, the lifting variant boiler consists of a pressure-bearing air cylinder, a variant boiler and an exhaust system, wherein the pressure-bearing air cylinder is a cylindrical sealed pressure-bearing air cylinder with a stirring structure and a constant pressure structure, when the variant boiler is in a cyclone state, the pressure-bearing air cylinder intermittently supplies oxygen-carbon dioxide mixed gas to a corresponding structure of the variant boiler through opening and closing a switch on an air inlet pipe, the corresponding structure at the top of the variant boiler is communicated with the exhaust system, the exhaust system consists of a three-way pipe, an exhaust pipe, a carbon monoxide gas collecting pipe and an air exhaust fan, wherein the air inlet end of the three-way pipe is communicated with the exhaust pipe arranged at the top of the variant boiler through a pipeline, one air outlet end of the three-way pipe is communicated with a constant pressure air storage tower after being provided with the air exhaust fan through the carbon monoxide gas collecting pipe, and the other air outlet end is communicated with a boiler tail gas purification system after being provided with the air exhaust fan through the exhaust pipe, when the lifting type variant boiler is in a cyclone furnace state, the valve passage of the three-way pipe is a variant boiler-carbon monoxide gas collecting pipe-air extractor fan-constant pressure gas storage tower, and when the lifting type variant boiler is in a combustion furnace state, the valve passage of the three-way pipe is a variant boiler-exhaust pipe-air extractor fan-boiler tail gas purification system.

As a further improvement of the utility model, the variant boiler consists of an exhaust port, a heat exchanger, a boiler body, a lifting variant device, a boiler door, an oxygen inlet pipe, a carbon monoxide inlet pipe, an igniter, a base and an air inlet pipe, wherein the boiler body is of a hollow cylindrical structure with two open ends and the base, a hemispherical sealing cover is arranged at the top end of the boiler body, the exhaust port is arranged at the top of the sealing cover and is connected with a corresponding structure of an exhaust system through a pipeline, the heat exchanger is arranged at the upper part of the boiler body, the air inlet pipe is arranged at the outer side of the boiler body at the lower part of the heat exchanger in an installation mode of a cyclone separator air inlet pipe, the air inlet pipe is connected with a corresponding pipeline of a pressure-bearing air storage cylinder through a pipeline, the lifting variant device extending to the bottom of the boiler body is arranged on a lifting cylinder, the boiler body is arranged on a corresponding base through the base, the oxygen inlet pipe and the oxygen inlet pipe are arranged in the same area at the lower part of the boiler body, The variable body boiler is in a cyclone furnace state when the lifting variable body device arranged on the variable body boiler is in a lifting state of the lifting cylinder, and is in a combustion furnace state when the lifting variable body device arranged on the variable body boiler is in a contraction state of the lifting cylinder.

As a further improvement of the utility model, the lifting variant device comprises a hearth, a lifting slag collecting barrel, air inlet pipes, an air inlet fan, a slag discharge port and a sleeving sliding device, wherein the hearth is arranged in the furnace body through the sleeving sliding device movably arranged in the furnace body, the bottom surface of the hearth is provided with the hollow conical lifting slag collecting barrel, the bottom end of the lifting slag collecting barrel is provided with the slag discharge port, one end of each air inlet pipe is provided with the air inlet fan, the other end of each air inlet pipe is arranged on the wall of the lifting slag collecting barrel, the air inlet fan extends to the lower part of the hearth, two to six air inlet pipes are uniformly distributed on the lifting slag collecting barrel by taking the slag discharge port as the circle center, the outer wall of the lifting slag collecting barrel is provided with three to four lifting cylinders, and the lifting cylinders are arranged on a fixed base.

As a further improvement of the utility model, the sleeved sliding device comprises a sliding chute, a scraper, a stabilizing ring and a supporting ring, wherein the supporting ring is arranged at the bottom end of the inner wall of the furnace body, the sliding chute is arranged in the region from the furnace body above the supporting ring to the middle upper part of the furnace body, the sliding chute is sunken into the furnace body to form a sliding rail region, the stabilizing ring arranged at the edge of the hearth is arranged in the sliding chute, and the scraper attached to the inner surface of the furnace body is obliquely arranged on the upper surface of the hearth.

As a further improvement of the utility model, the constant pressure structure is an air bag which is arranged in the pressure-bearing air storage cylinder and is provided with an air inlet pipeline and an air outlet pipeline.

As a further improvement of the utility model, the constant-pressure gas storage tower comprises a balance weight, a tower section gas storage cylinder, calcium hydroxide solution, a filler plate, a gas outlet pipe, a blow-off pipe and a gas distribution pipe, wherein a rhombus column-shaped gas washing tank is arranged at the bottom of the balance weight and at the top of the tower section gas storage cylinder, the blow-off pipe is arranged at the bottom of the gas washing tank, the gas distribution pipe is arranged at the middle lower part of the gas washing tank and communicated with a corresponding structure of an exhaust system, the filler plate is arranged in the gas washing tank right above the gas distribution pipe, the gas outlet pipe is arranged through the gas washing tank and communicated with the outside, the gas outlet pipe is connected with the corresponding structure of the variable boiler, and a support is arranged at the bottom of the tower section gas storage cylinder.

As a further improvement of the utility model, the cleaning of the drying vehicle is to wash the inner wall and the outer wall of the drying vehicle by using clean water until no rubber particles are left on the inner wall and the outer wall of the drying vehicle.

As a further improvement of the utility model, the cleaning rubber material is prepared by washing rubber particles filled in the drying vehicle with clean water, and timing when the bottom of the drying vehicle begins to uniformly drip water, wherein the timing is 6-30 mins.

As a further improvement of the utility model, the checking and briquetting is to check the rubber particles after the hot air drying process is finished in the drying vehicle, see whether the particles are uniform, remove the oversize or blocky rubber particles and send the rubber particles to a briquetting machine for briquetting, and send the briquetted formed rubber blocks to a rechecking and packaging section.

As a further improvement of the utility model, the shutdown annealing is that after the rubber materials in the time period are processed, namely the rubber of the current batch is processed, other equipment except the lifting variant boiler is shut down, and the lifting variant boiler is converted into a cyclone furnace state from a combustion furnace state.

Compared with the prior art, the utility model has the following beneficial effects:

1. the cyclone air inlet mode can obtain better penetrability, can ensure that coal stored in the furnace body can still obtain consistent combustion effect inside and outside under the condition of incomplete combustion, and cannot be extinguished due to insufficient oxygen supply when the outer surface of a coal pile is burnt into ash and the inner part of the coal pile is burnt;

2. the method comprises the steps of supplying mixed gas of oxygen and carbon dioxide in stages to fully generate carbon monoxide, wherein the carbon dioxide can be reacted with the carbon at high temperature to generate the carbon monoxide, the carbon monoxide can be obtained even if coal is not sufficiently combusted, but the coal in an incomplete combustion state is difficult to meet the requirement of converting the carbon dioxide into the carbon monoxide, and pure oxygen provided at the moment can ensure that the coal is re-combusted to a sufficient temperature within a period of time, so that the dust removal effect can be achieved, the high-penetrability effect of gas can be achieved, the sufficient carbon monoxide generation amount can be ensured, and a second ignition source is provided for the next normal combustion of a boiler;

3. the drying process is a production process which is set aiming at the rubber farmers who supply goods discontinuously, the process can use a coal-fired boiler less, use heat as little as possible, reduce the rubber drying energy consumption to the maximum extent, simultaneously adopt a new boiler combustion mode to reduce the whole boiler combustion cost investment under the condition of ensuring not to extinguish the boiler to the maximum extent, provide combustion-supporting gas flow with stronger penetrability while ensuring the central temperature of the coal pile, ensure that the central temperature of the coal pile is high but the outer layer temperature is lower or even not to combust, this brings about that when the secondary heat supply is carried out, the whole boiler can be ensured to rapidly supply heat only by increasing the air inlet amount, the whole boiler is not kept in a state to be extinguished as in the prior art, and although the core of the boiler has heat, the outer layer of the boiler is almost all coal ash after combustion, so that the coal in the boiler can not be rapidly ignited, and rapid heat supply can not be realized.

Drawings

FIG. 1 is a schematic structural view of a lift type variant boiler for a discontinuous rubber processing technique, which is provided with a discontinuous drying technique;

FIG. 2 is a schematic structural view of a sleeved sliding device arranged in a lifting type variant boiler of a discontinuous rubber processing technology;

FIG. 3 is a schematic view of a constant pressure air receiver of a lift type modified boiler for a discontinuous rubber processing technique;

FIG. 1-air intake; 2-a smoke outlet; 3-a three-way pipe; 4-an exhaust pipe; 5-a carbon monoxide gas header; 6-an air exhaust fan; 7-a heat exchanger; 8-furnace body; 9-a chute; 10-furnace door; 11-an oxygen inlet pipe; 12-coal briquette; 13-a hearth; 14-a base; 15-lifting the slag collecting cylinder; 16-an air inlet pipe; 17-a telescopic rod; 18-an air intake fan; 19-a lifting cylinder; 20-a slag discharge port; 21-a pressure-bearing air cylinder; 22-a scraper; 23-a carbon monoxide inlet pipe; 24-inner furnace wall; 25-outer furnace wall; 26-an air inlet hole; 27-a support ring; 28-stabilizing ring; 29-hearth slide block; 30-a counterweight; 31-tower section gas storage cylinder; 32-calcium hydroxide solution; 33-a packing sheet; 34-an air outlet pipe; 35-a sewage draining pipe; 36-gas distribution pipe; 37-support.

Detailed Description

Example 1

An intermittent drying process used in a discontinuous rubber processing technology as shown in figures 1 to 3 comprises boiler reburning temperature rise, drying vehicle cleaning, rubber material boxing, rubber material cleaning, hot air drying, checking briquetting, rechecking packaging and stopping for furnace waiting, wherein the boiler reburning temperature rise is carried out in advance when rubber particles need to be dried, the drying vehicle cleaning, rubber material boxing and rubber material cleaning are carried out sequentially while the boiler reburning temperature rise is carried out, the hot air drying can be started after the normal hot air generation amount of the boiler is stable and the rubber material cleaning is finished, the rubber material after the hot air drying is checked briquetting and packaged, the stopping for furnace waiting operation is carried out after the drying process is finished, the boiler reburning temperature rise is that the cyclone furnace state of a lifting variant boiler in an incomplete combustion state is converted into a combustion furnace state, and carbon monoxide stored in a constant pressure gas storage tower and combustion-supporting oxygen are started to be ignited together in a combustion furnace state, when the temperature of the furnace body rises to normal temperature, the supply of carbon monoxide and oxygen is stopped, or when the supplemented fire coal and the original fire coal in the boiler recover complete heat supply or normal combustion state, the lifting variant boiler consists of a pressure-bearing air cylinder, a variant boiler and an exhaust system, wherein the pressure-bearing air cylinder is a cylindrical sealed pressure-bearing air cylinder 21 with a stirring structure and a constant pressure structure, when the variant boiler is in a cyclone state, the pressure-bearing air cylinder 21 opens and closes the intermittent oxygen-carbon dioxide mixed gas supplied to the corresponding structure of the variant boiler through a switch on an air inlet pipe, the corresponding structure at the top of the variant boiler is communicated with the exhaust system, the exhaust system consists of a three-way pipe 3, an exhaust pipe 4, a carbon monoxide gas collecting pipe 5 and an air exhaust fan 6, wherein the air inlet end of the three-way pipe 3 is communicated with the exhaust pipe 4 arranged at the top of the variant boiler through a pipeline, one air outlet end of the three-way pipe 3 is provided with an air exhaust fan 6 through a carbon monoxide gas collecting pipe 5 and then communicated with a constant pressure air storage tower, the other air outlet end is provided with the air exhaust fan 6 through an exhaust pipe 4 and then communicated with a boiler tail gas purification system, when the lifting type variant boiler is in a cyclone state, the valve passage of the three-way pipe 3 is a variant boiler-carbon monoxide gas collecting pipe 5-air exhaust fan 6-constant pressure air storage tower, when the lifting type variant boiler is in a combustion furnace state, the valve passage of the three-way pipe is a variant boiler-exhaust pipe 4-air exhaust fan 6-boiler tail gas purification system, the variant boiler consists of a smoke outlet 2, a heat exchanger 7, a boiler body 8, a lifting variant device, a boiler door 10, an oxygen inlet pipe 11, a carbon monoxide gas inlet pipe 23, an igniter, a base 14 and a gas inlet pipe 1, and the boiler body 8 is of a hollow cylindrical structure with two open ends and provided with the base, the top end of a furnace body 8 is provided with a hemispherical sealing cover, the top of the sealing cover is provided with an exhaust port 2, the exhaust port 2 is connected with a corresponding structure of an exhaust system through a pipeline, the upper part of the furnace body 8 is provided with a heat exchanger 7, the outer side of the furnace body at the lower part of the heat exchanger 7 is provided with an air inlet pipe 1 according to the installation mode of an air inlet pipeline of a cyclone separator, the air inlet pipe 1 is connected with a corresponding pipeline of a pressure-bearing air storage cylinder 21 through a pipeline, the inner wall of the middle lower part of the furnace body 8 is provided with a lifting variant device which extends to the bottom of the furnace body 8, the lifting variant device is arranged on a lifting cylinder 19, the furnace body 8 is arranged on a corresponding base through a base 14, the lower part of the furnace body 8 is provided with an oxygen inlet pipe 11, a carbon monoxide inlet pipe 23 and an igniter in the same area, the carbon monoxide inlet pipe 23 is connected with an air outlet pipe of a constant-pressure air storage tower, the oxygen inlet pipe 11 is communicated with a combustion-supporting oxygen cylinder, the lower part of the furnace body 8 is provided with a furnace door 10, the lifting cylinder 19 is a hydraulic lifting cylinder or a screw lifting rod, when the lifting variant device arranged on the variant boiler is in a lifting state of the lifting cylinder 19, the variant boiler is in a cyclone furnace state, when the lifting variant device arranged on the variant boiler is in a contraction state of the lifting cylinder 19, the variant boiler is in a combustion furnace state, the lifting variant device consists of a hearth 13, a lifting slag collecting barrel 15, an air inlet pipe 16, an air inlet fan 18, a slag discharge port 20 and a sleeving sliding device, wherein the hearth 13 is arranged in the furnace body 8 through the sleeving sliding device movably arranged in the furnace body 8, the bottom surface of the hearth 13 is provided with the hollow conical lifting slag collecting barrel 15, the bottom end of the lifting slag collecting barrel 15 is provided with the slag discharge port 20, one end of the air inlet pipe 16 is provided with the air inlet fan 18, the other end of the air inlet pipe is arranged on the barrel wall of the lifting slag collecting barrel 15 and extends to the lower part of the hearth 13, two to six air inlet pipes 16 are uniformly distributed on the lifting slag collecting barrel 15 by taking the slag discharge port 20 as the circle center, three to four lifting cylinders 19 are arranged on the outer wall of the lifting slag collecting barrel 15, the lifting cylinder 19 is arranged on a fixed base, the sleeve sliding device comprises a chute 9, a scraper 22, a stabilizing ring 28 and a supporting ring 27, wherein the supporting ring 27 is arranged at the bottom end of the inner wall of the furnace body 8, the chute 9 is arranged in the region from the furnace body 8 above the supporting ring 27 to the middle upper part of the furnace body 8, the chute 9 is sunken into the furnace body 8 to form a sliding rail region, the stabilizing ring 28 arranged at the edge of the hearth 13 is arranged in the chute 9, the scraper 22 attached to the inner surface of the furnace body 8 is obliquely arranged on the upper surface of the hearth 13, the constant pressure structure is an airbag arranged in the pressure-bearing gas storage cylinder 21 and provided with a gas inlet pipeline and a gas outlet pipeline, the constant pressure gas storage tower comprises a balance weight 30, a tower section gas storage cylinder 31, a calcium hydroxide solution 32, a filler plate 33, a gas outlet pipe 34, a blow-off pipe 35 and a gas distribution pipe 36, wherein the bottom of the balance weight 30 is provided with a triangular prism-shaped gas washing pool, the bottom of the gas washing tank is provided with a sewage discharge pipe 35, the middle lower part of the gas washing tank is provided with a gas distribution pipe 36, the gas distribution pipe 36 is communicated with a corresponding structure of an exhaust system, a packing plate 33 is arranged in the gas washing tank right above the gas distribution pipe 36, the gas distribution pipe 34 communicated with the outside is arranged through the gas washing tank, the gas distribution pipe 34 is correspondingly and structurally connected with a variant boiler, a support 37 is arranged at the bottom of the tower section gas storage cylinder 31, the drying vehicle is cleaned by using clean water to wash the inner wall and the outer wall of the drying vehicle until no residual rubber particles exist on the inner wall and the outer wall of the drying vehicle, the cleaning rubber material is cleaned by using clean water to wash the rubber particles filled in the drying vehicle, the time is counted when the bottom of the drying vehicle begins to drip uniformly, the time is counted to be 6-30 mins, the checking press block is used for checking the rubber particles after the hot air drying process is completed in the drying vehicle to see whether the particles are uniform or not, removing the rubber with overlarge particles or blocks, then sending the rubber into a briquetting machine for briquetting, sending the formed rubber blocks after briquetting to a rechecking and packaging section, stopping the machine for braising, namely after the rubber materials in the time period are processed, namely the rubber of the current batch is processed, stopping other equipment except the lifting type variant boiler, and converting the lifting type variant boiler from a combustion furnace state into a cyclone furnace state.

Claims (6)

1. An intermittent drying process used in a discontinuous rubber processing technology comprises the steps of boiler reburning and temperature rising, cleaning of a drying vehicle, rubber material boxing, rubber material cleaning, hot air drying, pressing block checking, rechecking and packaging, and stopping for waiting for a furnace, and is characterized in that: when rubber particles need to be dried, boiler reburning temperature rise is carried out in advance, cleaning of a drying vehicle is sequentially carried out while the boiler reburning temperature rise, rubber materials are boxed and cleaned, hot air drying can be started after normal hot air generation amount is stable and the cleaning of the rubber materials is finished when the boiler operates normally, the rubber materials after the hot air drying are inspected and pressed into blocks, rechecking and packaging can be carried out, and stopping operation for waiting for the boiler is carried out after the drying process is finished; the boiler reburning temperature rise is to convert the cyclone furnace state of the lifting variant boiler in an incomplete combustion state into a combustion furnace state, and start the carbon monoxide and combustion-supporting oxygen stored in the constant-pressure gas storage tower to be ignited together in the combustion furnace state, and stop the supply of the carbon monoxide and the oxygen when the temperature of the boiler body rises to a normal temperature or stop the supply of the carbon monoxide and the oxygen when the supplemented fire coal and the original fire coal in the boiler recover complete heat supply or the normal combustion state; the lifting type variant boiler consists of a pressure-bearing air cylinder, a variant boiler and an exhaust system, wherein the pressure-bearing air cylinder is a cylindrical sealed pressure-bearing air cylinder (21) with a stirring structure and a constant pressure structure, when the variant boiler is in a cyclone state, the pressure-bearing air cylinder (21) intermittently supplies oxygen-carbon dioxide mixed gas to a corresponding structure of the variant boiler through opening and closing a switch on an air inlet pipe, the corresponding structure at the top of the variant boiler is communicated with the exhaust system, the exhaust system consists of a three-way pipe (3), an exhaust pipe (4), a carbon monoxide gas collecting pipe (5) and an air exhaust fan (6), wherein the air inlet end of the three-way pipe (3) is communicated with the exhaust pipe (4) arranged at the top of the variant boiler through a pipeline, one air outlet end of the three-way pipe (3) is communicated with the constant pressure air cylinder after the air exhaust fan (6) is installed on the carbon monoxide gas collecting pipe (5), the other air outlet end is provided with an air exhaust fan (6) through an exhaust pipe (4) and then communicated with a boiler tail gas purification system, when the lifting type variant boiler is in a cyclone furnace state, the valve passage of the three-way pipe (3) is a variant boiler-carbon monoxide gas collecting pipe (5) -air exhaust fan (6) -constant pressure gas storage tower, and when the lifting type variant boiler is in a combustion furnace state, the valve passage of the three-way pipe is a variant boiler-exhaust pipe (4) -air exhaust fan (6) -boiler tail gas purification system; the variant boiler consists of a smoke vent (2), a heat exchanger (7), a boiler body (8), a lifting variant device, a boiler door (10), an oxygen inlet pipe (11), a carbon monoxide inlet pipe (23), an igniter, a base (14) and an air inlet pipe (1), wherein the boiler body (8) is of a hollow cylindrical structure with two open ends and a base, a hemispherical sealing cover is arranged at the top end of the boiler body (8), the top of the sealing cover is provided with the smoke vent (2), the smoke vent (2) is correspondingly structurally connected with an exhaust system through a pipeline, the heat exchanger (7) is arranged at the upper part of the boiler body (8), the air inlet pipe (1) is arranged at the outer side of the boiler body at the lower part of the heat exchanger (7) according to the installation mode of a cyclone separator air inlet pipeline, the air inlet pipe (1) is correspondingly connected with a pressure-bearing air storage cylinder (21) through a pipeline, and the lifting variant device extending to the bottom of the boiler body (8) is arranged on the inner wall at the middle and lower part of the boiler body (8), the lifting variant device is arranged on a lifting cylinder (19), the furnace body (8) is arranged on a corresponding base through a base (14), an oxygen inlet pipe (11), a carbon monoxide inlet pipe (23) and an igniter which are arranged in the same area are arranged at the lower part of the furnace body (8), the carbon monoxide inlet pipe (23) is connected with an air outlet pipe of a constant-pressure air storage tower, the oxygen inlet pipe (11) is communicated with a combustion-supporting oxygen bottle, a furnace door (10) is arranged at the lower part of the furnace body (8), the lifting cylinder (19) is a hydraulic lifting cylinder or a threaded lifting rod, the variant boiler is in a cyclone furnace state when the lifting variant device arranged on the variant boiler is in a lifting state of the lifting cylinder (19), and the variant boiler is in a combustion furnace state when the lifting variant device arranged on the variant boiler is in a contraction state of the lifting cylinder (19); the lifting variant device consists of a hearth (13), a lifting slag collecting barrel (15), an air inlet pipe (16), an air inlet fan (18), a slag discharge port (20) and a sleeve sliding device, wherein furnace (13) are installed in furnace body (8) through the sliding device that cup joints of movable mounting in furnace body (8), hollow circular cone shape lift collection sediment section of thick bamboo (15) is installed to furnace (13) basal surface, lift collection sediment section of thick bamboo (l5) bottom is provided with row cinder notch (20), air-supply fan (18) other end is installed to air-supply line (16) one end and is installed on lift collection sediment section of thick bamboo (15) section of thick bamboo wall and extend to furnace (13) below, two to six air-supply lines (16) use row cinder notch (20) as centre of a circle evenly distributed on lift collection sediment section of thick bamboo (15), install three to four lift jars (19) on lift collection sediment section of thick bamboo (15) outer wall, lift jar (19) are installed on fixed baseplate.

2. The discontinuous drying process used in the discontinuous rubber processing technology according to claim 1, which is characterized in that: the sleeve sliding device is composed of a sliding groove (9), a scraper (22), a stabilizing ring (28) and a supporting ring (27), wherein the supporting ring (27) is installed at the bottom end of the inner wall of the furnace body (8), the sliding groove (9) is formed in the upper portion area from the furnace body (8) to the middle portion of the furnace body (8) above the supporting ring (27), the sliding groove (9) is sunken into the furnace body (8) to form a sliding rail area, the stabilizing ring (28) installed at the edge of the hearth (13) is arranged in the sliding groove (9), and the scraper (22) attached to the inner surface of the furnace body (8) is obliquely arranged on the upper surface of the hearth (13).

3. The discontinuous drying process used in the discontinuous rubber processing technology according to claim 1, which is characterized in that: the constant-pressure gas storage tower is composed of a balance weight (30), a tower section gas storage cylinder (31), calcium hydroxide solution (32), a packing plate (33), a gas outlet pipe (34), a blow-off pipe (35) and a gas distribution pipe (36), wherein the top of the tower section gas storage cylinder (31) is provided with a gas washing tank of which the bottom is provided with a rhombus column shape, the bottom of the gas washing tank is provided with the blow-off pipe (35), the middle lower part of the gas washing tank is provided with the gas distribution pipe (36), the gas distribution pipe (36) is communicated with an exhaust system corresponding structure, the packing plate (33) is arranged in the gas washing tank right above the gas distribution pipe (36), the gas washing tank is provided with the gas outlet pipe (34) communicated with the outside, the gas outlet pipe (34) is connected with the variant boiler corresponding structure, and the bottom of the tower section gas storage cylinder (31) is provided with a support (37).

4. The discontinuous drying process used in the discontinuous rubber processing technology according to claim 1, which is characterized in that: and the cleaning of the drying vehicle is to wash the inner wall and the outer wall of the drying vehicle by using clean water until no residual rubber particles are left on the inner wall and the outer wall of the drying vehicle.

5. The discontinuous drying process used in the discontinuous rubber processing technology according to claim 1, which is characterized in that: and the cleaning rubber material is used for washing the rubber particles filled in the drying vehicle by using clean water, and timing is started when the water is flushed to the bottom of the drying vehicle and water is uniformly dripped, wherein the timing is 6-30 mins.

6. The discontinuous drying process used in the discontinuous rubber processing technology according to claim 1, which is characterized in that: the checking and briquetting step is to check the rubber particles after the hot air drying process is finished in the drying vehicle to see whether the particles are uniform, reject the oversized or blocky rubber particles and send the rubber particles to a briquetting machine for briquetting, and send the briquetted molded rubber blocks to a rechecking and packaging section.

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