CN210826998U - Asphalt aggregate drying device for road and bridge - Google Patents
Asphalt aggregate drying device for road and bridge Download PDFInfo
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- CN210826998U CN210826998U CN201921651769.4U CN201921651769U CN210826998U CN 210826998 U CN210826998 U CN 210826998U CN 201921651769 U CN201921651769 U CN 201921651769U CN 210826998 U CN210826998 U CN 210826998U
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Abstract
The utility model relates to a pitch processing equipment technical field, its aim at provides a road and bridge is with pitch aggregate drying device. The adopted technical scheme is as follows: the utility model provides a road and bridge asphalt aggregate drying device, includes the inner tube, with the buggy spray tube of inner tube intercommunication, the urceolus outside the inner tube is established to the cover, drive the rotatory first rotary driving mechanism of inner tube and drive the rotatory second rotary driving mechanism of urceolus, the pay-off hole has been seted up to the section of thick bamboo wall of urceolus, wears to be equipped with the conveying pipe in the pay-off hole, a plurality of first through-holes have been seted up to the section of thick bamboo wall of inner tube, the direction of rotation of inner tube is opposite with the direction of rotation of urceolus, the outer wall of inner tube and the inner. The utility model discloses can make the pitch aggregate obtain fully drying, the stoving effect is better.
Description
Technical Field
The utility model relates to a pitch processing equipment technical field especially relates to a road and bridge is with pitch aggregate drying device.
Background
The asphalt mixture is a composite material, mainly comprising asphalt, coarse aggregate, fine aggregate, mineral powder, and optionally polymer and wood cellulose; different structures are formed by mixing materials with different qualities and quantities and have different mechanical properties. The aggregate in the asphalt mixture is formed by mixing stones with different particle sizes according to a certain proportion. Before mixing the asphalt mixture, the aggregate needs to be dried not only to remove moisture but also to heat the aggregate and remove dust impurities on the surface of the aggregate.
In the drying process of the asphalt aggregate, coal, fuel oil and the like are taken as fuels for drying in the traditional method, during drying, the fuels such as the coal, the fuel oil and the like are filled in a fuel cylinder, a material cylinder is sleeved outside the fuel cylinder, the asphalt aggregate is arranged in the material cylinder, and the fuels such as the coal, the fuel oil and the like are combusted to cause the fuel cylinder to be heated so as to drive the asphalt aggregate in the material cylinder to be dried. However, in the prior art, due to the adoption of fuels such as coal, fuel oil and the like, the environmental pollution is serious, and the ecological environment is not protected; in addition, the fuel and the asphalt aggregate are isolated and dried, so that heat generated by fuel combustion is not easy to dissipate, the drying speed of the asphalt aggregate is low, and the processing efficiency of the asphalt is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems existing in the prior art, the utility model provides a road and bridge asphalt aggregate drying device.
The utility model adopts the technical proposal that:
the utility model provides a road and bridge asphalt aggregate drying device, includes the inner tube, with the buggy spray tube of inner tube intercommunication, the urceolus outside the inner tube is established to the cover, drive the rotatory first rotary driving mechanism of inner tube and drive the rotatory second rotary driving mechanism of urceolus, the pay-off hole has been seted up to the section of thick bamboo wall of urceolus, wears to be equipped with the conveying pipe in the pay-off hole, a plurality of first through-holes have been seted up to the section of thick bamboo wall of inner tube, the direction of rotation of inner tube is opposite with the direction of rotation of urceolus, the outer wall of inner tube and the inner.
Preferably, the asphalt aggregate drying device for roads and bridges further comprises a fixed cylinder, the fixed cylinder is sleeved outside the outer cylinder, a plurality of second through holes are formed in the wall of the outer cylinder, an air inlet hole is formed in the side wall of the fixed cylinder, a blowing fan is arranged in the air inlet hole, and an air outlet hole is formed in the end portion of the fixed cylinder.
Preferably, the inner cylinder, the outer cylinder and the fixed cylinder are all transversely arranged, and bearings are arranged between one end of the inner cylinder and one end of the outer cylinder and between one end of the outer cylinder and one end of the fixed cylinder.
Preferably, the fixed end of the first rotary driving mechanism is fixedly arranged on the fixed cylinder, the driving end of the first rotary driving mechanism sequentially penetrates through the fixed cylinder and the outer cylinder and then is fixedly connected with the inner cylinder, and the first rotary driving mechanism and the pulverized coal spray pipe are respectively positioned at two ends of the inner cylinder; the fixed end of the second rotary driving mechanism is also fixedly arranged on the fixed cylinder, the driving end of the second rotary driving mechanism penetrates through the fixed cylinder and then is sleeved with a first gear, the outer wall of the outer cylinder is provided with a second gear in a surrounding mode, and the first gear is meshed with the second gear.
Preferably, one side of the side plate of the fixed cylinder, which is close to the outer cylinder, is provided with a groove, a plurality of balls are arranged in the groove, and the balls are in contact with the side plate of the outer cylinder.
Preferably, the bottom of the fixed cylinder is provided with a support frame.
The beneficial effects of the utility model are that concentrated the appearance, it is high to the drying efficiency of pitch aggregate. Particularly, the embodiment of the present invention is as follows: firstly, blowing burning coal powder into an inner cylinder through a coal powder spray pipe, and arranging asphalt aggregate to be treated in a space between the outer cylinder and the inner cylinder through a feeding pipe; after the pulverized coal is stably combusted, the first rotary driving mechanism is started to drive the inner barrel to rotate, meanwhile, the second rotary driving mechanism is started to drive the outer barrel to reversely rotate along the rotating direction of the inner barrel, in the process, the pulverized coal combusted in the inner barrel can enter the outer barrel through the first through hole under the action of centrifugal force, so that the asphalt aggregate is dried, the outer barrel rotates, the pulverized coal combusted can be driven to be mixed with the asphalt aggregate, the drying efficiency of the asphalt aggregate is improved, in addition, the stirring block is arranged, the asphalt aggregate can be further driven to be uniformly mixed with the combusted pulverized coal, the asphalt aggregate in the outer barrel is driven to integrally rotate, the asphalt aggregate can be fully dried, the drying effect is better, and the drying efficiency is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or 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 the external structure of embodiment 1;
FIG. 2 is a schematic view of the structure of FIG. 1 taken from direction A-A;
FIG. 3 is a cross-sectional view of the structure shown in FIG. 1;
fig. 4 is an enlarged schematic view of a portion B in the structure shown in fig. 3.
In the figure: 1-an inner cylinder; 2-outer cylinder; 3-a first rotary drive mechanism; 4-a second rotary drive mechanism; 5-a first via; 6, fixing the cylinder; 7-a second via; 8-a blower fan; 9-a support frame; 10-a feeding pipe; 11-air outlet holes; 12-a first gear; 13-a second gear; 14-a ball bearing; 15-a bearing; 16-a pulverized coal nozzle; 17-stirring block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of 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 efforts belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "front", "rear", "left", "right", "bottom", "side", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present embodiments.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; 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 as appropriate by those of ordinary skill in the art.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1:
the embodiment provides an asphalt aggregate drying device for roads and bridges, as shown in fig. 1 to 3, including inner tube 1, pulverized coal spray pipe 16 communicated with inner tube 1, the cover is established at outer tube 2 outside inner tube 1, drive first rotary driving mechanism 3 of inner tube 1 rotation and drive second rotary driving mechanism 4 of outer tube 2 rotation, the pay-off hole has been seted up to the section of thick bamboo wall of outer tube 2, wear to be equipped with conveying pipe 10 in the pay-off hole, a plurality of first through-holes 5 have been seted up to the section of thick bamboo wall of inner tube 1, the direction of rotation of inner tube 1 is opposite with the direction of rotation of outer tube 2, the outer wall of inner tube 1 and the inner wall of outer tube 2 all. It should be noted that the pulverized coal injection pipe 16 is communicated with the pulverized coal injection device, the pulverized coal injection device is realized by adopting the prior art, and is used for igniting pulverized coal and injecting the pulverized coal to the inner cylinder 1 through the pulverized coal injection pipe 16, the space between the outer cylinder 2 and the inner cylinder 1 is used for accommodating asphalt aggregates, the asphalt aggregates can be guided in or out from the outer cylinder 2 through the feeding pipe 10, and it should be understood that a sealing cover, a plug pin and other devices can be arranged on the feeding pipe 10 to realize the sealing of the feeding pipe 10.
This example shows high drying efficiency for asphalt aggregates. Specifically, the embodiment of the present embodiment is as follows: firstly, blowing burning coal powder into the inner barrel 1 through the coal powder spray pipe 16, and arranging asphalt aggregate to be treated in a space between the outer barrel 2 and the inner barrel 1 through the feeding pipe 10; after the pulverized coal is stably combusted, the first rotary driving mechanism 3 is started to drive the inner barrel 1 to rotate, meanwhile, the second rotary driving mechanism 4 is started to drive the outer barrel 2 to reversely rotate along the rotating direction of the inner barrel 1, in the process, the pulverized coal combusted in the inner barrel 1 can enter the outer barrel 2 through the first through hole 5 under the action of centrifugal force to dry asphalt aggregates, the outer barrel 2 rotates to drive the combusted pulverized coal to be mixed with the asphalt aggregates, the drying efficiency of the asphalt aggregates is improved, in addition, the arrangement of the stirring block 17 can further drive the asphalt aggregates to be uniformly mixed with the combusted pulverized coal, and meanwhile, the asphalt aggregates in the outer barrel 2 are driven to integrally rotate, so that the asphalt aggregates can be fully dried, the drying effect is better, and the drying efficiency is further improved.
Preferably, the stirring block 17 is arranged obliquely along the direction of the inner diameter of the outer cylinder 2, so that the stirring effect of the stirring block 17 on the asphalt aggregate is better, and the mixing degree of the asphalt aggregate and the coal dust is improved.
Further, the asphalt aggregate drying device for roads and bridges further comprises a fixed cylinder 6, the fixed cylinder 6 is sleeved outside the outer cylinder 2, the wall of the outer cylinder 2 is provided with a plurality of second through holes 7, the side wall of the fixed cylinder 6 is provided with an air inlet hole, a blast fan 8 is arranged in the air inlet hole, and the end part of the fixed cylinder 6 is provided with an air outlet hole 11; the air inlet hole is arranged close to the end part of the fixed cylinder 6, and the air outlet hole 11 is arranged at one end far away from the air inlet hole. In this embodiment, the bottom of the fixed cylinder 6 is provided with a support frame 9 for supporting this embodiment. In the implementation process, the moisture that the pitch aggregate was dried and is produced can be discharged to the solid fixed cylinder 6 in by the second through-hole 7 of seting up on the solid fixed cylinder 6, starts blower fan 8, can be with in the space between solid fixed cylinder 6 and urceolus 2 is gone into to external dry gas, then dry gas drives the moisture that the pitch aggregate produced outside the exhaust solid fixed cylinder 6 of exhaust by the exhaust vent 11 of seting up on the solid fixed cylinder 6, further promotes the drying effect of this embodiment to the pitch aggregate from this.
In this embodiment, in order to improve the mixing effect of the asphalt aggregate, the inner cylinder 1, the outer cylinder 2 and the fixed cylinder 6 are all transversely arranged, that is, the central axes of the inner cylinder 1, the outer cylinder 2 and the fixed cylinder 6 are transversely arranged, and in addition, in order to improve the stability of the connection among the inner cylinder 1, the outer cylinder 2 and the fixed cylinder 6, bearings 15 are respectively arranged between one end of the inner cylinder 1 and one end of the outer cylinder 2 and between one end of the outer cylinder 2 and one end of the fixed cylinder 6. It should be understood that the inner cylinder 1, the outer cylinder 2 and the fixed cylinder 6 can also be arranged longitudinally, and the arrangement is easy to cause that the asphalt aggregate on the lower part and the asphalt aggregate on the upper part are not easy to mix, and the drying effect is not good.
In this embodiment, as shown in fig. 3 and 4, the fixed end of the first rotary driving mechanism 3 is fixedly disposed on the fixed cylinder 6, the driving end of the first rotary driving mechanism 3 sequentially passes through the fixed cylinder 6 and the outer cylinder 2 and then is fixedly connected with the inner cylinder 1, and the first rotary driving mechanism 3 and the pulverized coal injection pipe 16 are respectively located at two ends of the inner cylinder 1; the fixed end of the second rotary driving mechanism 4 is also fixedly arranged on the fixed cylinder 6, the driving end of the second rotary driving mechanism 4 penetrates through the fixed cylinder 6 and then is sleeved with a first gear 12, the outer wall of the outer cylinder 2 is provided with a second gear 13 in a surrounding mode, and the first gear 12 is meshed with the second gear 13. The first rotary driving mechanism 3 and the second rotary driving mechanism 4 may be implemented by, but not limited to, a rotary driving device such as a rotary motor or a rotary cylinder, and are used to drive the inner cylinder 1 and the outer cylinder 2 to rotate.
In this embodiment, a groove is formed in one side of the side plate of the fixed cylinder 6 close to the outer cylinder 2, a plurality of balls 14 are arranged in the groove, and the balls 14 are in contact with the side plate of the outer cylinder 2. The balls 14 can convert the friction force received by the outer cylinder 2 during rotation into rolling friction, thereby reducing the resistance and wear received by the outer cylinder 2 during rotation.
The various embodiments described above are merely illustrative, and may or may not be physically separate, as they relate to elements illustrated as separate components; if reference is made to a component displayed as a unit, it may or may not be a physical unit, and may be located in one place or distributed over a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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: modifications of the technical solutions described in the embodiments or equivalent replacements of some technical features may still be made. Such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Finally, it should be noted that the present invention is not limited to the above-mentioned alternative embodiments, and that various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the following claims, and which can be used to interpret the claims.
Claims (6)
1. The utility model provides a road and bridge asphalt aggregate drying device which characterized in that: the coal dust spraying device comprises an inner barrel (1), a coal dust spraying pipe (16) communicated with the inner barrel (1), an outer barrel (2) sleeved outside the inner barrel (1), a first rotary driving mechanism (3) driving the inner barrel (1) to rotate and a second rotary driving mechanism (4) driving the outer barrel (2) to rotate, wherein a feeding hole is formed in the barrel wall of the outer barrel (2), a feeding pipe (10) penetrates through the feeding hole, a plurality of first through holes (5) are formed in the barrel wall of the inner barrel (1), the rotating direction of the inner barrel (1) is opposite to that of the outer barrel (2), and stirring blocks (17) are arranged on the outer wall of the inner barrel (1) and the inner wall of the outer barrel (2).
2. The asphalt aggregate drying device for roads and bridges as claimed in claim 1, wherein: the asphalt aggregate drying device for the road and bridge further comprises a fixing barrel (6), the fixing barrel (6) is sleeved outside the outer barrel (2), a plurality of second through holes (7) are formed in the barrel wall of the outer barrel (2), an air inlet hole is formed in the side wall of the fixing barrel (6), a blowing fan (8) is arranged in the air inlet hole, and an air outlet hole (11) is formed in the end portion of the fixing barrel (6).
3. The asphalt aggregate drying device for roads and bridges as claimed in claim 2, wherein: the inner cylinder (1), the outer cylinder (2) and the fixed cylinder (6) are transversely arranged, and a bearing (15) is arranged between one end of the inner cylinder (1) and one end of the outer cylinder (2) and between one end of the outer cylinder (2) and one end of the fixed cylinder (6).
4. The asphalt aggregate drying device for roads and bridges as claimed in claim 2 or 3, wherein: the fixed end of the first rotary driving mechanism (3) is fixedly arranged on the fixed cylinder (6), the driving end of the first rotary driving mechanism (3) sequentially penetrates through the fixed cylinder (6) and the outer cylinder (2) and then is fixedly connected with the inner cylinder (1), and the first rotary driving mechanism (3) and the pulverized coal spray pipe (16) are respectively positioned at two ends of the inner cylinder (1); the fixed end of the second rotary driving mechanism (4) is also fixedly arranged on the fixed cylinder (6), the driving end of the second rotary driving mechanism (4) penetrates through the fixed cylinder (6) and then is sleeved with a first gear (12), the outer wall of the outer cylinder (2) is provided with a second gear (13) in a surrounding mode, and the first gear (12) is meshed with the second gear (13).
5. The asphalt aggregate drying device for roads and bridges as claimed in claim 3, wherein: a groove is formed in one side, close to the outer barrel (2), of the side plate of the fixed barrel (6), a plurality of balls (14) are arranged in the groove, and the balls (14) are in contact with the side plate of the outer barrel (2).
6. The asphalt aggregate drying device for roads and bridges as claimed in claim 3, wherein: the bottom of the fixed cylinder (6) is provided with a support frame (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921651769.4U CN210826998U (en) | 2019-09-29 | 2019-09-29 | Asphalt aggregate drying device for road and bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921651769.4U CN210826998U (en) | 2019-09-29 | 2019-09-29 | Asphalt aggregate drying device for road and bridge |
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| Publication Number | Publication Date |
|---|---|
| CN210826998U true CN210826998U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921651769.4U Active CN210826998U (en) | 2019-09-29 | 2019-09-29 | Asphalt aggregate drying device for road and bridge |
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| CN (1) | CN210826998U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617295A (en) * | 2021-08-18 | 2021-11-09 | 中国科学院广州地球化学研究所 | Reaction furnace and material production process |
| CN116538774A (en) * | 2023-07-06 | 2023-08-04 | 徐州徐工养护机械有限公司 | Roller dryer for recycling asphalt aggregate |
-
2019
- 2019-09-29 CN CN201921651769.4U patent/CN210826998U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617295A (en) * | 2021-08-18 | 2021-11-09 | 中国科学院广州地球化学研究所 | Reaction furnace and material production process |
| CN116538774A (en) * | 2023-07-06 | 2023-08-04 | 徐州徐工养护机械有限公司 | Roller dryer for recycling asphalt aggregate |
| CN116538774B (en) * | 2023-07-06 | 2024-02-02 | 徐州徐工养护机械有限公司 | Roller dryer for recycling asphalt aggregate |
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