Summary of the invention
The utility model technical issues that need to address are to provide the reclaimed rubber desulfurize heating installation of a kind of microwave heating, electromagnetism insulation, this device energy conservation Be very effective, capacity usage ratio is high, low production cost, structure is simple, easy to maintenance, has higher economic worth and social benefit.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
Reclaimed rubber desulfurize equipment of the present utility model, it comprises the feed-pipe, heating unit, attemperator, refrigerating unit and the discharge nozzle that connect successively; Described heating unit comprises U-shaped working cavity, is arranged at the combined feed total feed mouth of U-shaped working cavity side and is arranged at one section of discharge port of U-shaped working cavity one end, and described combined feed total feed mouth is communicated with feed-pipe; Described attemperator comprises desulfurization pipe, the two section feeding mouths being arranged at desulfurization pipe two ends respectively and two sections of discharge ports, and described two section feeding mouths are communicated with one section of discharge port; Described refrigerating unit comprises cooling tube, the three section feeding mouths being arranged at cooling tube two ends respectively and three sections of discharge ports, and described three section feeding mouths are communicated with two sections of discharge ports, and described three sections of discharge ports are communicated with discharge nozzle; Described U-shaped working cavity, desulfurization pipe and cooling tube inside are provided with helical feed sheet, and described helical feed sheet is connected with the drive-motor be arranged at outside U-shaped working cavity, desulfurization pipe and cooling tube respectively by bearing.
Improvement of the present utility model is that described heating unit also comprises the microwave generator be arranged at above U-shaped working cavity.
Further improvement of the utility model is that described U-shaped working cavity is provided with cover plate, described combined feed total feed mouth is arranged at one end of cover plate, the other end of described cover plate is provided with window, described window side is provided with temperature measuring equipment, and described one section of discharge port is arranged at bottom and the temperature measuring equipment corresponding section of U-shaped working cavity.
Further improvement of the utility model is that described desulfurization pipe outer wall has solenoid around the home.
Further improvement of the utility model is that described attemperator is made up of at least two desulfurization pipes.
Further improvement of the utility model is that described cooling tube is made up of outer cooling tube and interior cooling tube, the two ends ring seal of described outer cooling tube and interior cooling tube, the inwall of outer cooling tube, the outer wall of interior cooling tube with form closed ring district between the end face being connected outer cooling tube and interior cooling tube, the two ends of described outer cooling tube are respectively equipped with water-in and water outlet, and it is inner that described helical feed sheet is arranged at interior cooling tube.
Further improvement of the utility model is to be provided with corrugated tube between described one section of discharge port and two section feeding mouths and between described two sections of discharge ports and three section feeding mouths.
Further improvement of the utility model is the stacked setting of described heating unit, attemperator and refrigerating unit, and described U-shaped working cavity, desulfurization pipe and cooling tube two ends are fixedly installed end-rack.
Further improvement of the utility model is that described end-rack comprises mutually stacked upper end link span and lower end link span; Described U-shaped working cavity, desulfurization pipe and cooling tube are connected between adjacent upper end link span and lower end link span respectively.
Further improvement of the utility model is to be provided with base below described end-rack.
Owing to have employed technique scheme, the technical progress that the utility model obtains is:
The utility model can meet the needs of rubber powder desulfurization plastics processing.Can realize automatic continuous production, steady quality, easy to control, energy-saving and cost-reducing, less investment, cost is low, is beneficial to environment protection.This device first adopts microwave heating and electromagnetism to be incubated the structure combined and is applied to reclaimed rubber desulfurize equipment, achieves huge economic benefit and good social benefit.Microwave heating is compared energy-conservation more economically with Electromagnetic Heating, capacity usage ratio is high, and temperature rise speed is fast, is convenient to control.Electromagnetism insulation is compared more practical with microwave insulation can, better heat preservation, solenoid heating power, gives rubber powder by desulfurization pipe heat conduction by the mode of heat trnasfer, heat transmission is slow, can ensure the rubber powder temperature exported in U-shaped working cavity be unlikely to reduction too soon.If adopt microwave insulation, the temperature of rubber powder can continue to rise, and does not have the effect of insulation.
Heating unit of the present utility model is a microwave heating installation, described microwave heating installation is a microwave generator, described microwave generator is imported with original packaging " Samsung " water cooled magnetron, it is a rectangular box body, base is the industrial plastic of a tetrafluoro material, these plastics are high temperature resistant, corrosion-resistant, good heat-insulation effect, in U-shaped working cavity, the desulfurization temperature of rubber powder is about 170 DEG C, and the magnetron operating ambient temperature in microwave generator is about 40 DEG C, the effect of heat insulation of the industrial plastic of tetrafluoro material can ensure that magnetron normally works, in addition, be full of water in the space of rectangular box body and play cooling, cooling effect, guarantee that magnetron normally works.Magnetron in microwave generator generates electromagnetic waves, be transmitted in castiron U-shaped working cavity, hertzian wave can not penetrate, only reflect wherein, penetrated by pair, conduct and absorb heat to rubber powder, cause the vibration at high speed of polar molecule in rubber powder, make rubber powder inside produce high heat by vibrating the friction caused, rubber powder is heated.Simultaneously microwave has penetrance, and to make inside and outside dielectric material almost heat temperature raising simultaneously, substantially reduce the heat conduction time in conventional heating, like this, material inside and outside homogeneous heating, temperature increase is fast, and thermo-efficiency is high.Compare more energy-conservation with Electromagnetic Heating, capacity usage ratio is higher.
The utility model adopts U-shaped working cavity, which is provided with cover plate, window and temperature measuring equipment, and described U-shaped working cavity is wanted to compare with the circular work cavity of same diameter, and the capacity of material is large, and output is high.Cover plate easy cleaning material is set, increase work efficiency.On cover plate, window size is the porthole of 200mm*150mm, can grasp the feed status of material in cavity at any time, is convenient to sampling, is beneficial to and improves the quality of products, for the research and development of product and improvement provide favourable condition.
Temperature measuring equipment of the present utility model is the safe infrared temp. control probe of U.S.'s thunder of 1 piece of import, effectively can detect the temperature of reaction of material.Equipment outer wall is equipped with 3 pieces of PT100 temperature inductors, respectively at charging, centre, unloading position, for detecting outside wall temperature, and then the charging of prediction material, centre and discharging place temperature, material reaction temperature is about 170 DEG C, be preferably between 180 DEG C-185 DEG C, temperature automatically controlled arrange as follows: temperature of charge < 130 DEG C, each magnetron power is opened to 850W(standard-sized sheet); Temperature of charge reaches 140 DEG C, and each magnetron power is opened to 750W; Temperature of charge reaches 150 DEG C, and each magnetron power is opened to 550W; Temperature of charge reaches 180 DEG C, and each magnetron power is opened to 480W; Temperature of charge > 185 DEG C, microwave is closed.The equipment automatization production that is set to of temperature measuring equipment is laid a good foundation.
All arrange helical feed sheet in the interior cooling tube of the U-shaped working cavity of heating unit, the desulfurization pipe of attemperator and refrigerating unit, its essence is a shaftless screw conveying, solves the problem that mass transport space is little, improves output, ensure that quality.
The utility model attemperator is wound with solenoid by the periphery of desulfurization pipe and makes, and desulfurization pipe can be made by seamless tube.Desulfurization pipe inlet temperature is between 130 DEG C-140 DEG C, the process temperature that rubber powder is carried in desulfurization pipe constantly reduces, solenoid heating power, heat is inwardly transmitted by outer wall, rubber powder temperature in desulfurization pipe is advisable at about 100 DEG C, insulation 10-18 divides makes rubber powder desulfurization plastify, and ensures that tenderizer and promoting agent rapid permeability are in rubber powder.Compare, electromagnetism insulation more economically, rationally.
The cooling tube of the utility model refrigerating unit is made up of outer cooling tube and interior cooling tube, the two ends ring seal of described outer cooling tube and interior cooling tube, the inwall of outer cooling tube, the outer wall of interior cooling tube with form closed ring district between the end face being connected outer cooling tube and interior cooling tube built with water coolant, the two ends of described outer cooling tube are respectively equipped with water-in and water outlet, this structure can make water cycle take away the reaction heat of rubber powder, play the effect of cooling, prevent the rubber powder after high temperature desulfurizing be oxidized and affect quality product.In addition, the high-temperature steam of tenderizer and activator also can become liquid and infiltrate in rubber powder, avoids directly being discharged to air, pollutes environment.
Between the discharge port of heating unit and the opening for feed of attemperator, between each desulfurization pipe of attemperator and between the discharge port of attemperator and refrigerating unit opening for feed, be equipped with corrugated tube, and Flange joint.This structure, when locally there is situation, is convenient to dismounting, easy to maintenance.
U-shaped working cavity, to be fixedly connected with by end-rack between desulfurization pipe and cooling tube, end-rack also comprises upper end frame and lower end frame, and U-shaped working cavity, desulfurization pipe and cooling tube are connected between upper and lower end-rack respectively, and whole device is supported by base, arranging like this is solid and reliable, and security has had guarantee.
Embodiment
Below in conjunction with embodiment, the utility model is described in further details:
A kind of reclaimed rubber desulfurize equipment, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, it comprises feed-pipe 1, heating unit, attemperator, refrigerating unit and the discharge nozzle 11 connected successively.Through shattering waste rubber powder and the tenderizer of process, after promoting agent fully stirs, absorb heat to more than 180 DEG C in the U-shaped working cavity 2 that combined feed total feed pipe 12 enters heating unit from feed-pipe 1, rubber powder softens, expand, decompose S-S key, S-C bond rupture, then by one section of discharge port 20, rubber powder is transported to two section feeding mouths 5 of attemperator desulfurization pipe 4 by the helical feed sheet 15 in U-shaped working cavity 2, insulation 10-18 minute, rubber powder desulfurization plastifies, tenderizer in rubber powder and active agent penetration enter in rubber powder, under the effect of the helical feed sheet 15 in desulfurization pipe 4, rubber powder is transfused to the three section feeding mouth 6-3 of cooling tube 6-2 in refrigerating unit from two sections of discharge ports, recirculated water in the ring seal district that outer cooling tube 6-1 and interior cooling tube 6-2 forms takes away the heat of rubber powder in interior cooling tube 6-2, rubber powder cools fast, temperature reduces, prevent the rubber powder of high temperature oxidized, also ensure that the high-temperature steam of tenderizer and activator liquefies rapidly and enters in cooled rubber powder simultaneously.Under the effect of interior cooling tube 6-2 internal screw conveying sheet 15, send into discharge nozzle 11 by three sections of discharge port 6-4 and be discharged, entering down one program.
The side of U-shaped working cavity 2 side of heating unit, the side of each desulfurization pipe 4 of attemperator and the interior cooling tube 6-2 of refrigerating unit is equipped with drive-motor 3, drive U-shaped working cavity 2, desulfurization pipe 4 and interior cooling tube 6-2 internal screw conveying sheet 15 to work by bearing 19, realize the conveying of rubber powder.
The U-shaped working cavity 2 of described heating unit is made up of cast tube, and opening is provided with cover plate 16, and cover plate 16 is provided with microwave generator 7, can enter in U-shaped working cavity 2 by launched microwave, to the rubber powder heating in U-shaped working cavity 2; The side of cover plate 16 is also provided with temperature measuring equipment 18, automatically controls the temperature of reaction of rubber powder, ensures quality product.The vicinity of temperature measuring equipment 18 is also provided with the conveying condition that a window 21 can observe material at any time.
The desulfurization pipe 4 of described attemperator can be made up of seamless tube, and its outer wall is wound with solenoid 17, solenoid 17 heating power.
Described cooling tube is made up of outer cooling tube 6-1 and interior cooling tube 6-2, the two ends ring seal of described outer cooling tube 6-1 and interior cooling tube 6-2, the inwall of outer cooling tube 6-1, the outer wall of interior cooling tube 6-2 form closed ring district with between the end face 23 being connected outer cooling tube 6-1 and interior cooling tube 6-2, the two ends of described outer cooling tube 6-1 are respectively equipped with water-in 24 and water outlet 25, described closed ring district is built with recirculated water, formed with the water in extraneous pond and circulate, the energy of flow of recirculated water takes away the heat of rubber powder in interior cooling tube 6-2, plays the effect of cooling.
Corrugated tube 22 is provided with between described one section of discharge port 20 and two section feeding mouths 5 and between described two sections of discharge ports and three section feeding mouth 6-3.Heating unit, stacked setting between attemperator and refrigerating unit, be interconnected, and is convenient to separate, easy to maintenance.
The U-shaped working cavity 2 of heating unit, between the desulfurization pipe 4 of attemperator and the cooling tube of refrigerating unit, be provided with end-rack 13, end-rack 13 divides again upper end link span 9 and lower end link span 10, and U-shaped working cavity 2, desulfurization pipe 4 and cooling tube are connected between upper end link span 9 and lower end link span 10 respectively.The below of end-rack 13 is provided with base 8.Arranging like this is safe, firm, reliable.
In working process, complete machine can realize automatic continuous production, easy to operate, through well-beaten material successively through feed-pipe 1, heating unit, attemperator and refrigerating unit, finally discharges from discharge nozzle 11, is directly used in processing and the production of reclaimed rubber goods.
Visible, the utility model is reasonable in design, and structure is simple, easy to maintenance, steady quality, and easy to control, cost is low, and energy-saving and cost-reducing, capacity usage ratio is high, discharges, protection of the environment without waste water, waste gas.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.