CN210288027U - Anti-sticking type counter-flow heat regeneration drying roller - Google Patents
Anti-sticking type counter-flow heat regeneration drying roller Download PDFInfo
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- CN210288027U CN210288027U CN201921116636.7U CN201921116636U CN210288027U CN 210288027 U CN210288027 U CN 210288027U CN 201921116636 U CN201921116636 U CN 201921116636U CN 210288027 U CN210288027 U CN 210288027U
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Abstract
The utility model discloses an antiseized type counter-current heat regeneration drying roller, including drying roller, barrel heating cabinet and high-temperature gas supply device, drying roller sets up inside the barrel heating cabinet, and high-temperature gas supply device communicates barrel heating cabinet one end, and high-temperature gas supply device supplies high-temperature gas to the intermediate layer that forms between barrel heating cabinet and the drying roller, and high-temperature gas gets into the inside feed inlet discharge from drying roller again of drying roller from the drying roller discharge gate after removing to the other end from barrel heating cabinet one end. The utility model discloses stopped old-fashioned cylinder because of the residual material caking phenomenon that factors such as building stones cooling, section of thick bamboo wall temperature fluctuation formed, made bituminous mixture regeneration facility's production efficiency, the quality of finished product material can improve, reduced the cleaning work of equipment shut down maintenance, cylinder bonding piece, practiced thrift the cost, improved production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the drying roller technique and specifically relates to a hot regeneration drying roller of antiseized type counterflow.
Background
At present, the asphalt pavement commonly adopted by the highway is paved by asphalt concrete materials, and the pavement has the excellent performances of stable driving, no reflection, low noise, small dust, convenient maintenance, small influence on traffic and the like. However, as the service life of the asphalt pavement is prolonged, the asphalt pavement can generate various pathological changes under the action of various loads, such as slow turning and brittleness, loss of elasticity, gradual hardening, cracks and pot holes, even aging and cracking, and the pavement needs to enter a large and medium repair period, so that a large amount of asphalt concrete waste is generated every year. If the waste materials are not recycled, not only resources are wasted, but also serious environmental pollution is caused.
The existing asphalt mixture regeneration equipment adopts a burner to directly burn in a cylinder body to heat and dry stone materials, and all areas in the cylinder body are unevenly heated and have large temperature change fluctuation; due to the particularity of the recycled materials, the temperature is too high, the asphalt in the recycled materials is easy to age or burn, when the temperature is too low, fine materials coated with the asphalt are adhered to the wall of the drum, a large amount of lumps are gradually accumulated, the load of the drum is increased, the shape of the material curtain is changed, the drying heat efficiency is reduced, the temperature is not easy to control, and the production efficiency of the equipment is seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an antiseized type reverse flow formula heat regeneration drying roller to solve the technical problem who proposes in the above-mentioned background art.
The utility model provides an antiseized type counter-current heat regeneration drying roller, including drying roller, barrel heating cabinet and high-temperature gas supply device, drying roller sets up inside the barrel heating cabinet, and high-temperature gas supply device intercommunication barrel heating cabinet one end, high-temperature gas supply device supply high-temperature gas to the intermediate layer that forms between barrel heating cabinet and the drying roller, and high-temperature gas gets into the inside feed inlet discharge from drying roller again of drying roller from the drying roller discharge gate after removing to the other end from barrel heating cabinet one end.
Further, the drying roller both ends extend to the barrel heating cabinet outside, and the part that outwards extends is equipped with the rolling circle, and drying roller's feed inlet one end is equipped with the box, and the inside inlet pipe that is equipped with of box, the feed inlet of drying roller is connected to the inlet pipe, is equipped with the air outlet on the box.
Further, an auxiliary box is arranged at the bottom of the cylinder heating box, two partition plates are arranged in the auxiliary box, the space in the auxiliary box is divided into two bypass channels and a middle space by the two partition plates, and the two bypass channels are respectively connected with a high-temperature gas supply device; a main air inlet is arranged between the high-temperature gas supply device and the cylinder heating box, two auxiliary air inlets are respectively arranged on the two bypass channels and the high-temperature gas supply device, and a check valve is respectively arranged in the main air inlet and the two auxiliary air inlets; and a heat monitoring system is arranged on the outer wall of the drying roller.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model utilizes the hot air technology, cancels the combustion area of the old regenerative roller, prolongs the effective drying area of the regenerative material, greatly prolongs the drying time of the regenerative material in the cylinder body, and improves the drying efficiency; the reclaimed materials are heated to avoid open fire radiation, so that the phenomena of asphalt aging and easy combustion are avoided; the cylinder wall is in the effect of heating inside and outside simultaneously, so that the phenomenon that the reclaimed material is remained and adhered to the cylinder wall is eliminated; the driving mode is cancelled because of the position of the burner, and the original four-wheel friction driving mode can be adopted, and a cylinder end face driving transmission device can be selected, wherein the driving mode is not limited in chain transmission, gear transmission and speed reduction motor driving; the feeding end of the drying roller adopts an overhead feeding pipe, and the feeding pipe and the air outlet share one box body, so that the entering of external cold air is reduced; the discharging end of the roller adopts direct discharging, and the material port is a hot air inlet at the same time, so that the space is effectively utilized; the utility model discloses stopped old-fashioned cylinder because of the residual material caking phenomenon that factors such as building stones cooling, section of thick bamboo wall temperature fluctuation formed, made bituminous mixture regeneration facility's production efficiency, the quality of finished product material can improve, reduced the cleaning work of equipment shut down maintenance, cylinder bonding piece, practiced thrift the cost, improved production efficiency.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a top view perspective structure of the present invention;
fig. 2 is a schematic view of a bottom view perspective structure of the present invention;
FIG. 3 is a schematic view of the flowing direction of hot air according to the present invention;
FIG. 4 is a schematic sectional view of the present invention;
reference numerals:
the drying device comprises a drying roller 1, a barrel heating box 2, an interlayer 3, a rolling ring 4, a box body 5, a feeding pipe 6, an air outlet 7, an auxiliary box 8, a partition plate 9, a bypass channel 10, a middle space 11, a main air inlet 12, an auxiliary air inlet 13 and a check valve 14.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.
The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
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 description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the utility model provides an anti-sticking type counter-flow heat regeneration drying roller 1, including drying roller 1, barrel heating cabinet 2 and high-temperature gas supply device, drying roller 1 sets up inside barrel heating cabinet 2, and high-temperature gas supply device communicates barrel heating cabinet 2 one end, and high-temperature gas supply device supplies high-temperature gas to the intermediate layer 3 that forms between barrel heating cabinet 2 and drying roller 1, and high-temperature gas enters drying roller 1 from the discharge gate of drying roller 1 after moving to the other end from barrel heating cabinet 2 one end and then is discharged from the feed inlet of drying roller 1; the two ends of the drying roller 1 extend to the outside of the barrel heating box 2, the outwardly extending part is provided with a rolling ring 4, one end of a feed port of the drying roller 1 is provided with a box body 5, a feed pipe 6 is arranged inside the box body 5, the feed pipe 6 is connected with the feed port of the drying roller 1, the number of the feed pipes 6 can be one or more, the purpose of the plurality of the feed pipes is to feed various materials simultaneously, and an air outlet 7 is arranged on the box body 5; an auxiliary box 8 is arranged at the bottom of the cylinder heating box 2, two partition plates 9 are arranged in the auxiliary box 8, the space in the auxiliary box 8 is divided into two bypass channels 10 and a middle space 11 by the two partition plates 9, the middle space 11 is communicated with the interlayer 3, the bypass channels 10 are communicated with the inside of the drying roller 1 through a discharge hole, and the two bypass channels 10 are respectively connected with a high-temperature gas supply device; a main air inlet 12 is arranged between the high-temperature gas supply device and the cylinder heating box 2, two bypass channels 10 and the high-temperature gas supply device are respectively provided with an auxiliary air inlet 13, and a check valve 14 is respectively arranged in the main air inlet 12 and the two auxiliary air inlets 13; and a heat monitoring system is arranged on the outer wall of the drying roller 1.
The utility model discloses, the high temperature gas supply device is independent of outside the drying roller 1, can install multiunit adjustable air door, can control hot-blast multichannel as required and get into the intermediate layer 3, bypass channel 10, the drying roller 1 in the heating cabinet, realize that the outer wall temperature of the drying roller 1 is controllable; the high-temperature gas supply device can be a hot blast stove matched with various fuel burners, and can also be other devices.
The cylinder heating box 2 is made of high-density heat-insulating materials, so that heat loss is effectively reduced, and the modular assembly is adopted at the top, so that the cylinder heating box can be assembled and disassembled quickly, and equipment maintenance is facilitated; the shape and the structure are not limited to round, square and polygon;
the heat monitoring system is composed of a plurality of groups of temperature detectors, can be formed by a plurality of infrared temperature measurement and plug-in sensors for measuring the temperature of the outer wall of the roller at multiple points, and simultaneously measures the temperature of hot air at the inlet of the roller, the temperature of tail gas at the outlet of the roller and the temperature of reclaimed materials, and is matched with the regulation of an automatic control system to ensure the correct and stable temperature of the outer wall, ensure the correct and stable temperature of the hot air entering the drying roller 1 from the discharge port of the drying roller 1, ensure the production quality and the production safety of the reclaimed materials and;
the drum driving system of the drying drum 1 can adopt an original four-wheel friction driving mode, and can also adopt a drum end face driving transmission device, and the driving mode is not limited to chain transmission, gear transmission and speed reduction motor driving.
When the utility model is produced, a large amount of high-temperature gas is generated by the high-temperature gas supply device and is supplied to the interlayer 3 formed between the barrel heating box 2 and the drying roller 1;
in the initial heating stage, a control valve of a high-temperature gas supply device is opened to the maximum opening, a large amount of hot air is input, air valves on a main air inlet 12 and two auxiliary air inlets 13 are opened, the air volume of each heating area is controlled, and the retention time of the hot air in the interlayer 3 and the roller for heating is adjusted;
hot air enters the interlayer 3 from the main air inlet 12 and flows along the interlayer 3, the hot air wraps the drying roller 1 due to the limitation of the interlayer 3 and the action of an internal air channel, the outer wall of the drying roller 1 is intensively added, the temperature of the roller wall is quickly raised after being heated, meanwhile, the hot air flows to the discharge end, enters the drying roller 1 from the discharge port of the drying roller 1 from the main air inlet 12 and continues to heat the interior of the drying roller 1; the heating process can be monitored by temperature, the changes of the hot air temperature, the temperature in the drying roller 1 and the temperature of the interlayer 3 are mastered, and the air supply amount is further controlled;
after the initial heating temperature reaches a preset value, opening the auxiliary air inlet 13 to increase the air supply amount of hot air to the drying roller 1, gradually adjusting the opening degree of the check valves 14 of each air channel, and simultaneously, feeding reclaimed materials through the feeding holes to dry the reclaimed materials; at the moment, the air inlet volume of hot air in the cavity of the heating box is controlled through the monitoring of the heat monitoring system, so that the temperature in the heating box is maintained to be stable, and the safe production is ensured;
when the production is finished or secondary production is waited for, the hot air supply quantity of the high-temperature gas supply device is reduced, the temperature of the cylinder wall and the inside of the drying roller 1 is maintained by controlling the hot air inlet quantity of the interlayer 3, the residual materials in the drying roller 1 are gradually exhausted, and the residual materials are not bonded on the cylinder wall due to temperature fluctuation because the temperature of the cylinder wall can be continuously and stably reduced;
the auxiliary box 2 also has an effect, the heating is mainly heated by the inner wall and the inside of the hot air multi-drying roller 1, the heating can inevitably lead to the continuous temperature rise of the drying roller 1 made of metal to a high temperature for a long time, the damage of an internal structure and a peripheral structure can be caused, the main air inlet 12 can be closed at this time, the step of heating the cylinder wall is reduced, the bypass channel 10 in the auxiliary box 2 can directly convey hot air to the discharge port, and the cooling is realized in the roller 1 from the discharge port.
The utility model utilizes the hot air technology, cancels the combustion area of the old regenerative roller, prolongs the effective drying area of the regenerative material, greatly prolongs the drying time of the regenerative material in the cylinder body, and improves the drying efficiency; the reclaimed materials are heated to avoid open fire radiation, so that the phenomena of asphalt aging and easy combustion are avoided; the cylinder wall is in the effect of heating inside and outside simultaneously, so that the phenomenon that the reclaimed material is remained and adhered to the cylinder wall is eliminated; the driving mode is cancelled because of the position of the burner, and the original four-wheel friction driving mode can be adopted, and a cylinder end face driving transmission device can be selected, wherein the driving mode is not limited in chain transmission, gear transmission and speed reduction motor driving; the feeding end of the drying roller 1 adopts an overhead feeding pipe, and shares a box body 5 with the air outlet 7, so that the entering of external cold air is reduced; the discharging end of the roller adopts direct discharging, and the material port is a hot air inlet at the same time, so that the space is effectively utilized; the utility model discloses stopped old-fashioned cylinder because of the residual material caking phenomenon that factors such as building stones cooling, section of thick bamboo wall temperature fluctuation formed, made bituminous mixture regeneration facility's production efficiency, the quality of finished product material can improve, reduced the cleaning work of equipment shut down maintenance, cylinder bonding piece, practiced thrift the cost, improved production efficiency.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (3)
1. The utility model provides an antiseized type reverse flow formula heat regeneration drying roller which characterized in that: including drying drum (1), barrel heater case (2) and high-temperature gas feeding mechanism, drying drum (1) sets up inside barrel heater case (2), high-temperature gas feeding mechanism intercommunication barrel heater case (2) one end, high-temperature gas feeding mechanism supplies high-temperature gas to intermediate layer (3) that form between barrel heater case (2) and drying drum (1), high-temperature gas gets into drying drum (1) inside feed inlet discharge from drying drum (1) again after removing to the other end from barrel heater case (2) one end.
2. The anti-sticking type counter-flow thermal regeneration drying drum of claim 1, characterized in that: the drying roller (1) is characterized in that two ends of the drying roller (1) extend to the outside of the barrel heating box (2), a rolling ring (4) is arranged on the portion extending outwards, a box body (5) is arranged at one end of a feeding hole of the drying roller (1), a feeding pipe (6) is arranged inside the box body (5), the feeding hole of the drying roller (1) is connected with the feeding pipe (6), and an air outlet (7) is formed in the box body (5).
3. The anti-sticking type counter-flow thermal regeneration drying drum of claim 1, characterized in that: an auxiliary box (8) is arranged at the bottom of the cylinder heating box (2), two partition plates (9) are arranged in the auxiliary box (8), the space in the auxiliary box (8) is divided into two bypass channels (10) and a middle space (11) by the two partition plates (9), and the two bypass channels (10) are respectively connected with a high-temperature gas supply device; a main air inlet (12) is arranged between the high-temperature gas supply device and the cylinder heating box (2), two bypass channels (10) and the high-temperature gas supply device are respectively provided with an auxiliary air inlet (13), and a check valve (14) is respectively arranged in the main air inlet (12) and the two auxiliary air inlets (13); the outer wall of the drying roller (1) is provided with a heat monitoring system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921116636.7U CN210288027U (en) | 2019-07-16 | 2019-07-16 | Anti-sticking type counter-flow heat regeneration drying roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921116636.7U CN210288027U (en) | 2019-07-16 | 2019-07-16 | Anti-sticking type counter-flow heat regeneration drying roller |
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| Publication Number | Publication Date |
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| CN210288027U true CN210288027U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921116636.7U Active CN210288027U (en) | 2019-07-16 | 2019-07-16 | Anti-sticking type counter-flow heat regeneration drying roller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110205902A (en) * | 2019-07-16 | 2019-09-06 | 江苏人杰筑路机械科技有限公司 | A kind of reverse-flow hot recycling drying roller of Anti-adhesion type |
-
2019
- 2019-07-16 CN CN201921116636.7U patent/CN210288027U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110205902A (en) * | 2019-07-16 | 2019-09-06 | 江苏人杰筑路机械科技有限公司 | A kind of reverse-flow hot recycling drying roller of Anti-adhesion type |
| CN110205902B (en) * | 2019-07-16 | 2024-03-08 | 四川瑞欣供应链管理集团有限公司 | Anti-sticking type counter-flow type thermal regeneration drying roller |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230717 Address after: 610599 Floor 6, Building 11, No. 267-8, Wainan Street, Xindu Street, Xindu District, Chengdu, Sichuan Patentee after: Sichuan Ruixin Supply Chain Management Co.,Ltd. Address before: 214000 Suyang Village and Xinyue Community, Xinzhuang Street, Yixing City, Jiangsu Province Patentee before: JIANGSU RENJIE ZHULU MACHINERY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |