CN213747795U - Drying roller material scraping structure - Google Patents
Drying roller material scraping structure Download PDFInfo
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- CN213747795U CN213747795U CN202022890556.6U CN202022890556U CN213747795U CN 213747795 U CN213747795 U CN 213747795U CN 202022890556 U CN202022890556 U CN 202022890556U CN 213747795 U CN213747795 U CN 213747795U
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- scraping
- scraping blade
- fixing ring
- drying
- drying roller
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Abstract
The utility model discloses a drying roller scrapes material structure, include: drying the roller; the fixing ring is coaxially arranged in the drying roller through a plurality of connecting pieces; the scraping components are uniformly arranged on the fixing ring, each scraping component comprises a scraping blade, the scraping blades are rotatably arranged on the fixing ring around a rotating axis, each scraping blade comprises a scraping end and a cleaning end, the scraping ends are opposite to each other, the cleaning ends are in contact with the inner wall of the drying roller and have elasticity, and the scraping ends are used for lifting asphalt materials in the drying roller and uniformly spreading the asphalt materials to form a material curtain; the scraping blade comprises a material carrying position and a free position in the rotating process, and when the scraping blade is located at the material carrying position, the scraping blade can lift asphalt materials; when the scraping blade is located at the free position, the scraping blade can freely swing to clean the asphalt materials adhered to the inner wall of the drying roller and the scraping blade.
Description
Technical Field
The utility model relates to a drying equipment field especially relates to a drying drum scrapes material structure.
Background
Old asphalt mixes are typically regenerated by heating in a rotating drying drum. The asphalt material forms a material curtain in the drying roller through the scraping blade to absorb the heat of high-temperature smoke (fuel) gas. When the old asphalt is heated to a certain temperature, the asphalt is separated out and has certain viscosity, and is adhered to the inner walls of the scraping blade and the drying roller, so that the efficacy of the scraping blade is reduced or lost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drying roller scrapes material structure to solve above-mentioned technical problem.
In order to solve the technical problem, the utility model discloses a technical scheme provide a drying roller scrapes material structure, include:
drying the roller;
the fixing ring is coaxially arranged in the drying roller through a plurality of connecting pieces;
the scraping components are uniformly arranged on the fixing ring, each scraping component comprises a scraping blade, the scraping blades are rotatably arranged on the fixing ring around a rotating axis, each scraping blade comprises a scraping end and a cleaning end, the scraping ends are opposite to each other, the cleaning ends are in contact with the inner wall of the drying roller and have elasticity, and the scraping ends are used for lifting asphalt materials in the drying roller and uniformly spreading the asphalt materials to form a material curtain;
the scraping blade comprises a material carrying position and a free position in the rotating process, and when the scraping blade is located at the material carrying position, the scraping blade can lift asphalt materials; when the scraping blade is located at the free position, the scraping blade can freely swing to clean the asphalt materials adhered to the inner wall of the drying roller and the scraping blade.
In an embodiment of the present invention, the connecting member includes a first connecting end, a middle section and a second connecting end, the first connecting end and the second connecting end are parallel to each other and are respectively disposed at two ends of the middle section, the first connecting end and the inner wall of the drying roller are connected, the second connecting end and the outer wall of the fixing ring are connected.
In an embodiment of the present invention, the scraping blade includes a rotating portion and an accommodating portion, the rotating portion is rotatably disposed on the fixing ring, and the accommodating portion is obliquely disposed at an end of the rotating portion away from the inner wall of the drying roller; the cleaning end is arranged at one end, far away from the accommodating part, of the rotating part, and the scraping end is arranged at one end, far away from the rotating part, of the accommodating part.
In one embodiment of the present invention, the included angle between the receiving portion and the rotating portion is 120 ° to 150 °.
In an embodiment of the present invention, the scraping component further includes a rotating shaft, the rotating shaft is disposed on the fixing ring, and the scraping blade is rotatably disposed on the rotating shaft.
In an embodiment of the present invention, the scraping assembly further comprises:
the guide rod is arranged on the fixing ring and positioned between the fixing ring and the inner wall of the drying roller, and the guide rod extends along the radial direction of the drying roller;
the moving block is arranged on the guide rod in a sliding mode, a cam groove is formed in the moving block, the extending direction of the cam groove is perpendicular to the extending direction of the guide rod, a cam is arranged on the scraping blade, and the cam is contained in the cam groove;
and the elastic piece is sleeved on the guide rod and clamped between the moving block and the fixing ring.
In an embodiment of the present invention, the elastic member is a spring.
In an embodiment of the present invention, a limiting plate is disposed at an end of the guide rod away from the fixing ring.
In one embodiment of the present invention, the cleaning end is a pointed end.
The utility model discloses an useful part lies in:
different from the prior art, by applying the technical scheme of the utility model, when the drying roller rotates, the scraping blade lifts the asphalt material from the bottom of the drying roller, and the scraping blade is positioned at the material carrying position; when scraping the material blade and rotating the drying drum top, the pitch material is whole to be thrown out, under gravity and centrifugal force effect, scrapes the material blade and for the rotatory swing of drying drum, and the pitch material that bonds on scraping the material blade is cleared up in the vibration, scrapes the pitch material that bonds at the drying drum inner wall simultaneously to the clean end of scraping the material blade scrapes the pitch material that bonds at the drying drum inner wall and scrapes the material blade on to reduce the bonding of pitch material.
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 structural view of a scraping structure of a drying roller according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view of the structure within the circle of fig. 1.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 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 invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1-2, an embodiment of the present invention provides a scraping structure for a drying drum, including a drying drum 10, a fixing ring 20, a connecting member 30, and a scraping assembly 40. The fixing ring 20 is coaxially disposed in the drying drum 10 through a plurality of connecting members 30. The plurality of scraping assemblies 40 are uniformly arranged on the fixing ring 20, each scraping assembly 40 comprises a scraping blade 41, the scraping blade 41 is rotatably arranged on the fixing ring 20 around a rotating axis, the scraping blade 41 comprises a scraping end b and a cleaning end a, the scraping end b is opposite to the scraping end b, the cleaning end a is in contact with the inner wall of the drying roller 10 and has elasticity, and the scraping end b is used for lifting the asphalt material in the drying roller 10 and uniformly spreading the asphalt material to form a material curtain. The scraping blade 41 comprises a material carrying position and a free position in the rotating process, and when the scraping blade 41 is located at the material carrying position, the scraping blade 41 can lift the asphalt material; when the scraper blade 41 is in the free position, the scraper blade 41 can swing freely to clean the asphalt material adhered to the inner wall of the drying drum 10 and the scraper blade 41.
In the scraping structure of the drying drum, when the drying drum 10 rotates, the scraping blade 41 lifts the asphalt material from the bottom of the drying drum 10, and the scraping blade 41 is located at the material carrying position (as shown in fig. 1, the left semicircular area of the drying drum 10); when the scraping blade 41 rotates to the top of the drying roller 10, the asphalt material is completely thrown out, under the action of gravity and centrifugal force, the scraping blade 41 rotates and swings relative to the drying roller 10, the asphalt material adhered on the scraping blade 41 is cleaned in a vibration mode, and meanwhile the cleaning end a of the scraping blade 41 scrapes the asphalt material adhered on the inner wall of the drying roller 10, so that the adhesion of the asphalt material on the inner wall of the drying roller 10 and the asphalt material on the scraping blade 41 is reduced.
The embodiment of the utility model provides an in, connecting piece 30 includes first link 31, interlude 32 and second link 33, and first link 31 and second link 33 are parallel to each other and set up respectively at the both ends of interlude 32, the interior wall connection of first link 31 and drying roller 10, and second link 33 and the lateral wall of solid fixed ring 20 are connected.
The embodiment of the present invention provides an embodiment, the scraping blade 41 includes a rotating portion 411 and an accommodating portion 412, the rotating portion 411 is rotatably disposed on the fixing ring 20, and the accommodating portion 412 is inclined and disposed at one end of the rotating portion 411 away from the inner wall of the drying drum 10. The cleaning end a is disposed at an end of the rotating portion 411 away from the receiving portion 412, and the scraping end b is disposed at an end of the receiving portion 412 away from the rotating portion 411.
Further, the included angle between the receiving portion 412 and the rotating portion 411 is 120-150 °.
The embodiment of the utility model provides an in, scrape material subassembly 40 still includes pivot 42, and pivot 42 sets up on solid fixed ring 20, scrapes material blade 41 and rotates the setting on pivot 42.
In the embodiment of the present invention, the scraping assembly 40 further includes a guide rod 44, a moving block 43 and an elastic member 45. The guide rod 44 is disposed on the fixed ring 20 and between the fixed ring 20 and the inner wall of the drying drum 10, the guide rod 44 extends along the radial direction of the drying drum 10, the moving block 43 is slidably disposed on the guide rod 44, the moving block 43 is provided with a cam groove 431, the extending direction of the cam groove 431 is perpendicular to the extending direction of the guide rod 44, the scraping blade 41 is provided with a cam 47, and the cam 47 is accommodated in the cam groove 431. The elastic member 45 is sleeved on the guide rod 44 and clamped between the moving block 43 and the fixed ring 20. As such, when the scraper blade 41 lifts the asphalt material, the asphalt material drives the scraper blade 41 to rotate clockwise such that the moving block 43 moves close to the fixed ring 20 and compresses the elastic member 45. When the scraping blade 41 does not lift the asphalt material, under the pre-tightening force of the elastic member 45, the moving block 43 moves away from the fixed ring 20 and drives the scraping blade 41 to rotate counterclockwise to return to the original position. At this time, the scraping blade 41 swings back and forth under the action of its own gravity and centrifugal force, the elastic member 45 plays a role in buffering, the cleaning end a of the scraping blade 41 cleans the inner wall of the drying drum 10, and the scraping blade 41 swings back and forth to clean itself.
Optionally, the elastic member 45 is a spring.
In the embodiment, the end of the guide rod 44 away from the fixing ring 20 is provided with a limit plate 46.
In the embodiment of the utility model, the cleaning end a is a pointed end.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a drying drum scraping structure which characterized in that includes:
drying the roller;
the fixing ring is coaxially arranged in the drying roller through a plurality of connecting pieces;
the scraping components are uniformly arranged on the fixing ring, each scraping component comprises a scraping blade, the scraping blades are rotatably arranged on the fixing ring around a rotating axis, each scraping blade comprises a scraping end and a cleaning end, the scraping ends are opposite to each other, the cleaning ends are in contact with the inner wall of the drying roller and have elasticity, and the scraping ends are used for lifting asphalt materials in the drying roller and uniformly spreading the asphalt materials to form a material curtain;
the scraping blade comprises a material carrying position and a free position in the rotating process, and when the scraping blade is located at the material carrying position, the scraping blade can lift asphalt materials; when the scraping blade is located at the free position, the scraping blade can freely swing to clean the asphalt materials adhered to the inner wall of the drying roller and the scraping blade.
2. The scraping structure of claim 1, wherein the connecting member comprises a first connecting end, a middle section and a second connecting end, the first connecting end and the second connecting end are parallel to each other and are respectively disposed at two ends of the middle section, the first connecting end is connected with an inner wall of the drying drum, and the second connecting end is connected with an outer side wall of the fixing ring.
3. The scraping structure of claim 1, wherein the scraping blade comprises a rotating portion rotatably disposed on the fixing ring and a receiving portion obliquely disposed at an end of the rotating portion away from the inner wall of the drying drum; the cleaning end is arranged at one end, far away from the accommodating part, of the rotating part, and the scraping end is arranged at one end, far away from the rotating part, of the accommodating part.
4. The scraping apparatus of claim 3, wherein the angle between the receiving portion and the rotating portion is 120 ° to 150 °.
5. The dryer drum scraping structure according to claim 1, wherein the scraping assembly further comprises a rotating shaft, the rotating shaft is disposed on the fixing ring, and the scraping blade is rotatably disposed on the rotating shaft.
6. The drying drum scraping arrangement of claim 1, wherein the scraping assembly further comprises:
the guide rod is arranged on the fixing ring and positioned between the fixing ring and the inner wall of the drying roller, and the guide rod extends along the radial direction of the drying roller;
the moving block is arranged on the guide rod in a sliding mode, a cam groove is formed in the moving block, the extending direction of the cam groove is perpendicular to the extending direction of the guide rod, a cam is arranged on the scraping blade, and the cam is contained in the cam groove;
and the elastic piece is sleeved on the guide rod and clamped between the moving block and the fixing ring.
7. The dryer drum scraping structure of claim 6, wherein the resilient member is a spring.
8. The drying drum scraping structure of claim 6, wherein a limiting plate is disposed at an end of the guide rod away from the fixing ring.
9. The dryer drum scraping arrangement of claim 1, wherein the cleaning end is a pointed end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022890556.6U CN213747795U (en) | 2020-12-04 | 2020-12-04 | Drying roller material scraping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022890556.6U CN213747795U (en) | 2020-12-04 | 2020-12-04 | Drying roller material scraping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213747795U true CN213747795U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022890556.6U Active CN213747795U (en) | 2020-12-04 | 2020-12-04 | Drying roller material scraping structure |
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| Country | Link |
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| CN (1) | CN213747795U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115654868A (en) * | 2022-12-28 | 2023-01-31 | 福建省状元茗茶有限公司 | Tea dehydration device and using method thereof |
| CN115748371A (en) * | 2022-12-07 | 2023-03-07 | 罗冬成 | Highway waste asphalt recycling device and working method thereof |
-
2020
- 2020-12-04 CN CN202022890556.6U patent/CN213747795U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115748371A (en) * | 2022-12-07 | 2023-03-07 | 罗冬成 | Highway waste asphalt recycling device and working method thereof |
| CN115748371B (en) * | 2022-12-07 | 2023-10-10 | 罗冬成 | Highway waste asphalt recycling device and working method thereof |
| CN115654868A (en) * | 2022-12-28 | 2023-01-31 | 福建省状元茗茶有限公司 | Tea dehydration device and using method thereof |
| CN115654868B (en) * | 2022-12-28 | 2023-02-28 | 福建省状元茗茶有限公司 | Tea dehydration device and use method thereof |
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