CN212720606U - Double-drum drying device - Google Patents
Double-drum drying device Download PDFInfo
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- CN212720606U CN212720606U CN202021701101.9U CN202021701101U CN212720606U CN 212720606 U CN212720606 U CN 212720606U CN 202021701101 U CN202021701101 U CN 202021701101U CN 212720606 U CN212720606 U CN 212720606U
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Abstract
The utility model discloses a binocular drying device relates to drying equipment technical field. The double-cylinder drying device comprises an outer cylinder, an inner cylinder and a rotary driving mechanism, wherein a drying interlayer is formed between the outer cylinder and the inner cylinder, two ends of the inner cylinder extend out of two ends of the outer cylinder respectively, two ends of the outer cylinder are provided with an outer cylinder feeding port and an outer cylinder discharging port respectively, two ends of the inner cylinder are provided with an inner cylinder feeding port and an inner cylinder discharging port respectively, two ends of the outer cylinder are provided with a hot air inlet and a tail gas exhaust port respectively, and the rotary driving mechanism is connected with the outer cylinder. Solid or powder fluid with high temperature waste heat get into inside the barrel along with the barrel rotates from interior barrel feed inlet, and the heat that the heat dissipation came out supplies to dry the intraformational material of intermediate layer and dries, and the heat conduction is effectual, and heat utilization rate is high, need not drop into a large amount of equipment and still need consume a large amount of energy and just can fall high temperature solid or high temperature powder fluid heat, and the energy saving greatly reduces the energy consumption, reduces the emission, reduce cost.
Description
Technical Field
The utility model relates to a drying equipment technical field, concretely relates to binocular drying device.
Background
The drying roller is a drying device commonly used in industries such as cement, materials move from one end to the other end of the roller gradually through guiding in the roller, and drying gas is introduced into the roller to dry the materials.
The existing drying device has the problems of low thermal efficiency, high energy consumption and high drying cost, and a large amount of equipment is required to be invested after the materials are dried, so that the heat of high-temperature solid or high-temperature powder fluid can be reduced only by consuming a large amount of energy.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a binocular drying device to solve among the prior art problem that drying drum thermal efficiency is low, the energy consumption is high, the stoving is with high costs.
In order to achieve the above object, the present invention provides the following technical solutions:
this binocular drying device includes outer barrel, interior barrel and rotary driving mechanism, the inboard at outer barrel is fixed with one heart to interior barrel, form the stoving intermediate layer between outer barrel and interior barrel, the both ends of outer barrel are stretched out respectively at interior barrel both ends, the both ends of outer barrel are equipped with outer barrel feed inlet and outer barrel discharge gate respectively, the both ends of interior barrel are equipped with interior barrel feed inlet and interior barrel discharge gate respectively, be equipped with outer barrel stock guide in the outer barrel, be equipped with interior barrel stock guide in the interior barrel, the both ends of outer barrel are equipped with steam air inlet and tail gas vent respectively, rotary driving mechanism connects outer barrel.
Furthermore, the inner side of the outer cylinder body is also provided with an outer cylinder body lifting plate.
Further, the rotary driving mechanism comprises a gear ring, a driving gear, a power device and a rotary supporting mechanism, the gear ring is fixed in the middle of the outer side of the outer cylinder, the driving gear is meshed with the gear ring, the power device is connected with the driving gear through a coupling, and the rotary supporting mechanism is arranged at two ends of the outer cylinder.
Furthermore, the rotary supporting mechanism comprises a travelling wheel ring, a riding wheel and blocking wheels, the travelling wheel ring is fixed on the outer sides of the two ends of the outer barrel, the riding wheel is rotatably supported on the lower side of the travelling wheel ring, and the two blocking wheels are rotatably arranged on the two sides of the travelling wheel ring.
Furthermore, two ends of the outer cylinder are sealed by an outer cylinder sealing device, and two ends of the inner cylinder are sealed by an inner cylinder sealing device.
Furthermore, the outer cylinder sealing device and the inner cylinder sealing device are both wave-shaped expansion joint mechanical seals.
Furthermore, the outer side of the outer cylinder body is provided with a heat insulation layer.
Further, outer barrel feed inlet and outer barrel discharge gate pass through the fixed both ends that set up at outer barrel of support, interior barrel feed inlet and interior barrel discharge gate pass through the fixed both ends that set up at the barrel including the support.
The utility model has the advantages of as follows:
the utility model discloses it is rotatory to utilize outer barrel to drive the same direction of interior barrel, and the material gets into between outer barrel and the interior barrel from outer barrel feed inlet and dries the intermediate layer along with the barrel rotates, and the material rolls and impels forward until the material after drying from outer barrel discharge gate discharge by outer barrel stock guide in the intermediate layer of drying. The solid or powder fluid with the high-temperature waste heat enters the inner barrel from the feeding hole of the inner barrel and rotates along with the barrel, the solid or powder fluid is rolled in the inner barrel to dissipate heat, the heat dissipated out is used for drying materials in the drying interlayer, the heat conduction effect is good, the heat utilization rate is high, the material drying time is short, the speed is high, the yield is high, and the cost is reduced. The solid or the powder fluid of the high temperature waste heat in the inner barrel body is cooled, a large amount of equipment does not need to be invested, a large amount of energy is consumed, the heat of the high temperature solid or the high temperature powder fluid can be reduced, the waste heat is directly converted into heat energy for drying materials, the energy is greatly saved, the energy consumption is reduced, the emission is reduced, and the cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of a dual-drum drying device provided in embodiment 1 of the present invention;
in the figure: 1-outer cylinder 2-inner cylinder 3-outer cylinder feed inlet 4-outer cylinder discharge outlet 5-inner cylinder feed inlet 6-inner cylinder discharge outlet 7-hot gas inlet 8-tail gas exhaust outlet 9-outer cylinder lifting blade 10-outer cylinder guide plate 11-inner cylinder guide plate 12-outer cylinder sealing device 13-inner cylinder sealing device 14-running wheel ring 15-gear ring 16-driving gear 17-riding wheel 18-catch wheel 19-coupling 20-power device 21-drying interlayer.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
Referring to fig. 1, the double-cylinder drying device comprises an outer cylinder 1, an inner cylinder 2 and a rotary driving mechanism, wherein the inner cylinder 2 is concentrically fixed on the inner side of the outer cylinder 1, a drying interlayer 21 is formed between the outer cylinder 1 and the inner cylinder 2, two ends of the inner cylinder 2 respectively extend out of two ends of the outer cylinder 1, two ends of the outer cylinder 1 are respectively provided with an outer cylinder feed inlet 3 and an outer cylinder discharge outlet 4, two ends of the inner cylinder 2 are respectively provided with an inner cylinder feed inlet 5 and an inner cylinder discharge outlet 6, an outer cylinder guide plate 10 is arranged in the outer cylinder 1, an inner cylinder guide plate 11 is arranged in the inner cylinder 2, two ends of the outer cylinder 1 are respectively provided with a hot air inlet 7 and a tail gas exhaust outlet 8, and the rotary driving mechanism is. The inner side of the outer cylinder 1 is also provided with an outer cylinder lifting blade 9. The two ends of the outer cylinder body 1 are sealed by an outer cylinder body sealing device 12, the two ends of the inner cylinder body 2 are sealed by an inner cylinder body sealing device 13, and the operation of the cylinder body in a closed state is ensured.
The rotary driving mechanism comprises a gear ring 15, a driving gear 16, a power device 20 and a rotary supporting mechanism, wherein the gear ring 15 is fixed in the middle of the outer side of the outer cylinder body 1, the driving gear 16 is meshed with the gear ring 15, the power device 20 is connected with the driving gear 16 through a coupling 19, and the rotary supporting mechanism is arranged at two ends of the outer cylinder body 1. The rotary supporting mechanism comprises a walking wheel ring 14, supporting wheels 17 and blocking wheels 18, the walking wheel ring 14 is fixed on the outer sides of the two ends of the outer barrel body 1, the supporting wheels 17 are rotatably supported on the lower side of the walking wheel ring 14, and the two blocking wheels 18 are rotatably arranged on the two sides of the walking wheel ring 14.
The following is a detailed description of the structures of the present invention:
The outer barrel feed inlet 3 is arranged at one end of the outer barrel body 1 and is arranged above the outer side of the outer barrel body sealing device 12 and does not rotate by adopting support fixed mounting, the outer barrel body feed inlet 3 is connected with the discharge port of the screw extruder by a flange, the outer barrel body discharge port 4 is arranged at the tail part of the barrel body at the other end of the outer barrel body 1 and is arranged below the outer side of the outer barrel body sealing device 12 and does not rotate by adopting support fixed mounting.
The inner barrel feeding port 5 is arranged at one end of the inner barrel 2 outside the outer barrel feeding port 3, the inner barrel feeding port is arranged above the outer side of the inner barrel sealing device 13 and does not rotate by adopting support fixed mounting, the inner barrel feeding port 5 is connected with the spiral auger discharging port by a flange, the inner barrel discharging port 6 is arranged at the tail part of the other end of the inner barrel 2 and is arranged below the outer side of the inner barrel sealing device 13 and does not rotate by adopting support fixed mounting, the inner barrel discharging port 6 is directly connected with the cooling auger feeding port by a flange, the length of the two ends of the inner barrel 2 exceeds the length of the two ends of the outer barrel 1, and the positions of the outer barrel feeding port 3 and the outer barrel discharging.
The hot air inlet 7 is arranged below one end of the feeding hole 3 of the outer barrel body and is positioned outside the sealing device 12 of the outer barrel body, the support is fixedly installed and does not rotate, the hot air inlet 7 is connected with a hot air pipe through a flange, the hot air pipe is directly connected with a draught fan, and hot air is sent into the outer barrel body 1 by the draught fan to dry materials.
The outer barrel lifting blade 9 (also named as a shovelling plate) is formed by manufacturing and welding an anticorrosive steel plate or a stainless steel plate, the outer barrel lifting blade 9 is directly installed on the inner wall of the outer barrel 1, the structure is complex, the number is large, and the material drying effect is directly influenced by the lifting blade structure and the arrangement method. Generally, a ladder, a spiral and an interval arrangement mode are adopted, materials are continuously stirred and fried under the action of an outer barrel material raising plate 9 in a drying interlayer 21, and the materials smoothly pass through the inner part of the outer barrel body 1 through a material guide plate, so that the passing rate is improved on the whole, and the drying effect and the production capacity are further improved.
Outer barrel stock guide 10 is formed by anticorrosive steel plate or corrosion resistant plate preparation welding, and outer barrel stock guide 10 sets up and installs on 1 inner wall of outer barrel, generally adopts ladder, spiral, interval arrangement mode, installs the angle, rolls the thermally equivalent stoving along with outer barrel 1 is rotatory and impels forward until outer barrel discharge gate 4 discharge by outer barrel stock guide 10 in the stoving intermediate layer 21, prevents piling up or the jam of material in the outer barrel 1 effectively.
Interior barrel stock guide 11 is formed with anticorrosive steel sheet or corrosion resistant plate preparation welding, interior barrel stock guide 11 sets up and installs on 2 inner walls of interior barrel, generally adopt the ladder, the spiral, the interval arrangement mode, install the angle, along with interior barrel 2 is rotatory to be advanced until interior barrel discharge gate 6 discharges by the high temperature solid of interior barrel 2 inside or high temperature powder fluid roll heat dissipation by interior barrel stock guide 11, the heat supplies the material to dry in the leading-in stoving intermediate layer 21 of direct heat transfer of interior barrel 2, prevent effectively that interior barrel 2 interior solid or powder fluid from piling up or blockking up.
The outer cylinder sealing device 12 is a wave-shaped expansion joint mechanical seal, is formed by one-time pressing and forming by welding and processing by selecting high-strength steel or stainless steel materials in a high-pressure press, is a cylinder rotating mechanical sealing device, is a device for preventing fluid leakage, which is formed by keeping fit and relative sliding of at least one pair of end faces perpendicular to a rotating axis under the action of fluid pressure and the elasticity or the magnetic force of a compensation mechanism and the cooperation of auxiliary sealing, is arranged at the outer sides of two ends of the outer cylinder 1, and the two ends of the cylinder are connected with a feed inlet and a discharge outlet by flanges to play a role in sealing the inside of the outer cylinder 1 and the outside.
The inner cylinder sealing device 13 is a wave-shaped expansion joint mechanical seal, is formed by one-time pressing and forming of high-strength steel or stainless steel in a high-pressure press through welding, is a cylinder rotating mechanical sealing device, is a device for preventing fluid leakage, which is formed by keeping fit and relative sliding of at least one pair of end faces perpendicular to a rotating axis under the action of fluid pressure and compensation mechanism elasticity or magnetic force and the cooperation of auxiliary sealing, is installed on the outer sides of two ends of the inner cylinder 2, and the two ends of the cylinder are connected with a feed inlet and a discharge outlet through flanges to play a role in sealing the inside of the inner cylinder 2 and the outside.
The walking wheel rim 14 is arranged at two peripheral ends of the outer barrel body 1 and is tightly matched with the outer barrel body 1, the walking wheel rim 14 and the outer barrel body 1 are fixedly arranged and are formed by processing high-strength wear-resistant steel plates, the walking wheel rim 14 and the retaining wheel 18 are supported by the supporting wheel 17 to stabilize the outer ring, and the large gear ring 15 drives the outer ring to stably rotate.
The driving gear 16 is formed by forging wear-resistant steel, and the driving gear 16 is installed on the base and is in tooth-to-tooth connection with the gear ring 15. The motor drives the speed reducer to rotate to drive the driving gear 16, and then the driving gear 16 drives the gear ring 15 to rotate and then drives the drum to rotate.
The supporting wheel 17 is circular, is formed by processing high-strength wear-resistant cast steel or forged pieces, is arranged on the machine base below the travelling wheel rings 14 at the two ends of the outer barrel body 1, and is mainly used for supporting the travelling wheel rings 14 and the inner and outer barrel bodies to rotate stably.
The blocking wheels 18 are circular, are made of high-strength wear-resistant cast steel or forged pieces, are arranged below the two ends of the outer barrel body 1 and abut against the two sides of the travelling wheel, and one side of each blocking wheel is mainly used for blocking the travelling wheel rim 14 under the fixing action of the two blocking wheels 18 and is not deviated when the travelling wheel rim rotates.
The coupling 19 is made of high-strength wear-resistant steel, is arranged on the shaft between the motor and the speed reducer and is connected with the shaft, mainly plays a role in connecting and driving the transmission device and the main shaft, plays a role in protecting the motor and the speed reducer under the conditions of overlarge torsion force and overload of the shaft, and is convenient for maintaining equipment.
The power device 20 is composed of a motor, a speed reducer, a universal coupling and the like. The device is arranged on a base at the middle position below an outer barrel 1 and is driven by a motor, a universal coupling drives a speed reducer to rotate a driving gear 16, and the driving gear 16 drives a gear ring 15 and the barrel to rotate, so that materials roll and advance under the action of a poplar plate and a material guide plate in the barrel until the materials are dried and discharged from a discharge port.
The outer side of the outer cylinder body 1 is provided with a heat preservation layer. The heat preservation is installed on the outer surface support of outer barrel 1 and plays the heat preservation effect to the temperature in the barrel, encloses outer barrel 1 surface mounting, and the inside adopts fire prevention fire-retardant insulation material, and the surface adopts stainless steel sheet or slim various steel sheet, according to outer surface shape size modularized design of barrel 1 outside, and the scene is directly assembled. The heat preservation effect is good for advantage: simple structure, simple to operate, the equipment maintenance of being convenient for.
The utility model discloses utilizing outer barrel 1 to drive interior and exterior barrel 1 same direction rotatory, the material gets into outer barrel 1 and interior barrel 2 between the stoving intermediate layer 21 along with the barrel rotates from outer barrel feed inlet 3, and the material rolls in stoving intermediate layer 21 and is advanced by outer barrel stock guide 10 and impels until the material after the stoving is discharged from outer barrel discharge gate 4. The solid or powder fluid with the high-temperature waste heat enters the inner barrel 2 from the inner barrel feeding hole 5 and rotates along with the barrel, the solid or powder fluid is rolled in the inner barrel 2 to dissipate heat, the heat dissipated out is used for drying materials in the drying interlayer 21, the heat conduction effect is good, the heat energy utilization rate is high, the material drying time is short, the speed is high, the yield is high, and the cost is reduced. Meanwhile, the dried material is cooled, the heat of the high-temperature solid or high-temperature powder fluid can be reduced without investing a large amount of equipment and consuming a large amount of energy, the waste heat is directly converted into heat energy for drying the material, the energy is greatly saved, the energy consumption is reduced, the emission is reduced, and the cost is reduced. And the energy-saving heat preservation, the operation safety and the controllability are strong.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A double-drum drying device is characterized in that: the double-cylinder drying device comprises an outer cylinder body (1), an inner cylinder body (2) and a rotary driving mechanism, wherein the inner cylinder body (2) is concentrically fixed on the inner side of the outer cylinder body (1), a drying interlayer (21) is formed between the outer cylinder body (1) and the inner cylinder body (2), two ends of the inner cylinder body (2) respectively extend out of two ends of the outer cylinder body (1), two ends of the outer cylinder body (1) are respectively provided with an outer cylinder body feeding hole (3) and an outer cylinder body discharging hole (4), two ends of the inner cylinder body (2) are respectively provided with an inner cylinder body feeding hole (5) and an inner cylinder body discharging hole (6), an outer cylinder body guide plate (10) is arranged in the outer cylinder body (1), an inner cylinder body guide plate (11) is arranged in the inner cylinder body (2), two ends of the outer cylinder body (1) are respectively provided with a hot air inlet (7).
2. The dual drum drying apparatus of claim 1, wherein: the inner side of the outer cylinder (1) is also provided with an outer cylinder lifting blade (9).
3. The dual drum drying apparatus of claim 1, wherein: the rotary driving mechanism comprises a gear ring (15), a driving gear (16), a power device (20) and a rotary supporting mechanism, wherein the gear ring (15) is fixed at the middle part of the outer side of the outer cylinder body (1), the driving gear (16) is meshed with the gear ring (15), the power device (20) is connected with the driving gear (16) through a coupling (19), and the rotary supporting mechanism is arranged at two ends of the outer cylinder body (1).
4. The dual drum drying apparatus of claim 3, wherein: the rotary supporting mechanism comprises a walking wheel ring (14), a riding wheel (17) and blocking wheels (18), the walking wheel ring (14) is fixed on the outer sides of the two ends of the outer barrel body (1), the riding wheel (17) is rotatably supported on the lower side of the walking wheel ring (14), and the two blocking wheels (18) are rotatably arranged on the two sides of the walking wheel ring (14).
5. The dual drum drying apparatus of claim 1, wherein: the two ends of the outer cylinder body (1) are sealed through an outer cylinder body sealing device (12), and the two ends of the inner cylinder body (2) are sealed through an inner cylinder body sealing device (13).
6. The dual drum drying apparatus of claim 5, wherein: the outer cylinder sealing device (12) and the inner cylinder sealing device (13) are both mechanically sealed by a wave-shaped expansion joint.
7. The dual drum drying apparatus of claim 1, wherein: and a heat-insulating layer is arranged on the outer side of the outer cylinder body (1).
8. The dual drum drying apparatus of claim 1, wherein: outer barrel feed inlet (3) and outer barrel discharge gate (4) pass through the fixed both ends that set up in outer barrel (1) of support, interior barrel feed inlet (5) and interior barrel discharge gate (6) pass through the fixed both ends that set up including barrel (2) of support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021701101.9U CN212720606U (en) | 2020-08-16 | 2020-08-16 | Double-drum drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021701101.9U CN212720606U (en) | 2020-08-16 | 2020-08-16 | Double-drum drying device |
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| CN212720606U true CN212720606U (en) | 2021-03-16 |
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| CN202021701101.9U Active CN212720606U (en) | 2020-08-16 | 2020-08-16 | Double-drum drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117308535A (en) * | 2023-11-28 | 2023-12-29 | 北京中宏联工程技术有限公司 | Metal powder drying device |
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2020
- 2020-08-16 CN CN202021701101.9U patent/CN212720606U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117308535A (en) * | 2023-11-28 | 2023-12-29 | 北京中宏联工程技术有限公司 | Metal powder drying device |
| CN117308535B (en) * | 2023-11-28 | 2024-02-06 | 北京中宏联工程技术有限公司 | Metal powder drying device |
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