Asphalt concrete cold material drying cylinder
Technical Field
The utility model relates to an asphalt concrete apparatus for producing field especially relates to an asphalt concrete cold burden dries by fire a section of thick bamboo.
Background
The asphalt stirring equipment mainly comprises a batching system, a drying system, a combustion system, a hot material lifting, a vibrating screen, a hot material storage bin, a weighing and stirring system, an asphalt supply system, a powder supply system, a dust removal system, a finished product bin, a control system and the like. The drying system includes an aggregate drying drum that is inclined and rotated about an axis such that the aggregate moves from a higher end to a lower end under the action of gravity and is discharged through a discharge port. The material lifting blades are uniformly distributed on the circumference of the inner wall of the drying cylinder and used for lifting the aggregates along with the rotation of the drying cylinder so as to heat and dry the aggregates. One end of the existing drying cylinder is provided with a feeding hole, the other end of the existing drying cylinder is provided with a discharging hole, and the drying cylinder is obliquely arranged so that the aggregate can move in the drying cylinder along the axial direction and moves to the discharging hole from the feeding hole. The driving motor is required to be arranged obliquely, vibration of the motor is easy to exceed the standard in an oblique working state, the service life of winding insulation and a bearing is shortened, normal lubrication of a sliding bearing is influenced, an insulation gap is expanded due to vibration force, external dust and moisture invade the insulation gap, insulation resistance is reduced, leakage current is increased, and even insulation breakdown and other accidents are caused; in addition, the drying cylinder is inclined, so that a limiting mechanism must be arranged on the rack of the drying cylinder, the drying cylinder is prevented from moving along the axis, the structure is complex, and the fault occurrence probability is improved.
Disclosure of Invention
The utility model provides a bituminous concrete cold burden dries by fire a section of thick bamboo has solved among the prior art problem that the slope installation of drying cylinder leads to the structure complicacy and motor life to shorten.
The utility model provides an asphalt concrete cold burden dries by fire a section of thick bamboo, includes the barrel, and the axis level of barrel, barrel inner wall circumference equipartition have the material lifting strip, and the material lifting strip is equipped with the recess in keeping away from the one side of barrel inner wall, and the axis of recess and the contained angle between the axis of material lifting strip are less than 90. When the utility model is used, the transmission gear ring through the outer wall of the cylinder body is connected with the speed reducer and the driving motor, and the driving motor is horizontally arranged along with the horizontal arrangement of the cylinder body, so that the vibration exceeding caused by the inclined arrangement of the driving motor is avoided, and the insulation of the winding, the service life shortening of the bearing and the invasion of external dust and moisture caused by the vibration exceeding; the barrel is horizontally arranged, axial movement cannot occur due to self gravity, limiting mechanisms such as sliding rollers do not need to be arranged, and the structure is simplified. The aggregate is lifted by the lifting strips along with the rotation of the barrel, the aggregate falls into the groove along with the further rotation of the barrel, the aggregate at the highest point of the lifting strips is supported by the side wall of the groove, the side wall of the groove is inclined downwards at the moment, the aggregate slides along the side wall of the groove under the action of gravity, and is heated by the air in the barrel to obtain dry temperature rise, and the aggregate moves along the axial direction of the barrel. After repeated times, the aggregate moves from the feeding end to the discharging end.
Further, the width of the opening of the groove on the side, away from the inner wall of the cylinder body, of the material lifting strip is larger than the width of the bottom of the groove. The aggregate can conveniently enter the groove.
Further, the cross section of the groove is triangular. The side wall of the groove with the triangular cross section can be in an inclined state earlier, so that the aggregate can be conveniently separated, and when the material lifting strip does not reach the highest point yet, the aggregate can fall down from the groove.
Further, the cross section of the groove is semicircular. When the lifting strip rises to the highest point, the edge of the side wall of the groove with the semicircular cross section is thrown to be horizontal, so that the aggregate is not favorably separated, the aggregate is conveniently lifted to the highest point, the falling time of the aggregate is prolonged, and the heating and drying effects are improved.
Further, the barrel includes a drying zone and a combustion zone. The drying area is provided with a feeding device which is a part of the cylinder body far away from the combustor, and the flame of the combustor can not reach; the combustion area is provided with a discharging mechanism, and the flame of the combustor can reach the part of the cylinder body close to the combustor.
Furthermore, the cross section of the groove on the material lifting strip in the drying zone is semicircular, and the cross section of the groove on the material lifting strip in the combustion zone is triangular. The drying area is not directly influenced by flame of a burner, the cross section of the groove is semicircular, so that the aggregate is conveniently lifted to a higher position, the aggregate is enabled to obtain longer falling time, the heating is sufficient, the aggregate is prevented from passing through the flame of the burner in the burning area, and therefore the aggregate is convenient to fall off as early as possible by adopting the groove with the triangular cross section.
Further, a plurality of grooves are arranged on the lifting strips at equal intervals.
Further, the grooves are closely arranged on the material lifting strips. The aggregate that can make as much as possible falls through the recess, realizes axial displacement.
Furthermore, a material baffle plate is arranged on one surface of the material lifting strip. The striker plate can block the aggregate, prevents that it from not passing through the recess, directly falling.
The utility model provides an asphalt concrete cold burden dries by fire a section of thick bamboo, includes the barrel, the axis level of barrel, and barrel inner wall circumference equipartition has the material of carrying strip, carries the one side of material strip to be equipped with a plurality of guide pieces equidistantly, and the guide piece is less than 90 with the contained angle of carrying between the material strip axis. The guide piece can guide the aggregate when the aggregate falls down, so that the aggregate can move axially.
According to the technical scheme, the utility model has the advantages of it is following:
when the utility model is used, the transmission gear ring through the outer wall of the cylinder body is connected with the speed reducer and the driving motor, and the driving motor is horizontally arranged along with the horizontal arrangement of the cylinder body, so that the vibration exceeding caused by the inclined arrangement of the driving motor is avoided, and the insulation of the winding, the service life shortening of the bearing and the invasion of external dust and moisture caused by the vibration exceeding; the barrel is horizontally arranged, axial movement cannot occur due to self gravity, limiting mechanisms such as sliding rollers do not need to be arranged, and the structure is simplified. The aggregate is lifted by the lifting strips along with the rotation of the barrel, the aggregate falls into the groove along with the further rotation of the barrel, the aggregate at the highest point of the lifting strips is supported by the side wall of the groove, the side wall of the groove is inclined downwards at the moment, the aggregate slides along the side wall of the groove under the action of gravity, and is heated by the air in the barrel to obtain dry temperature rise, and the aggregate moves along the axial direction of the barrel. After repeated times, the aggregate moves from the feeding end to the discharging end.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the internal structure of the present invention.
Fig. 2 is a front view of the cylinder of the present invention.
Fig. 3 is a sectional view along the direction of a-a of the present invention.
Fig. 4 is the structure schematic diagram of the material lifting strip of the utility model.
Fig. 5 is a front view of the material lifting bar of the present invention.
Fig. 6 is a schematic view of the structure of the material lifting strip of the present invention.
Fig. 7 is a front view of the material lifting bar of the present invention.
Fig. 8 is a schematic view of the structure of the material lifting strip of the present invention.
Fig. 9 is a front view of the material lifting bar of the present invention.
Fig. 10 is a schematic view of the structure of the material lifting strip of the present invention.
1. The device comprises a cylinder body, 2, a material lifting strip, 3, a groove, 4, a drying area, 5, a combustion area, 6, a guide sheet, 7 and a material baffle plate.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
Example 1
As shown in fig. 1-3, fig. 6 and fig. 7, the asphalt concrete cold material drying cylinder comprises a cylinder body 1, wherein the axis of the cylinder body 1 is horizontal, material lifting strips 2 are uniformly distributed on the circumference of the inner wall of the cylinder body 1, a groove 3 is arranged on one surface, away from the inner wall of the cylinder body 1, of each material lifting strip 2, and the included angle between the axis of each groove 3 and the axis of each material lifting strip 2 is smaller than 90 degrees. When the utility model is used, the transmission gear ring on the outer wall of the cylinder body 1 is connected with the speed reducer and the driving motor, and the driving motor is horizontally arranged along with the horizontal arrangement of the cylinder body 1, so that the vibration exceeding caused by the inclined arrangement of the driving motor is avoided, and the insulation of the winding, the service life shortening of the bearing and the invasion of external dust and moisture caused by the vibration exceeding are avoided; the barrel 1 is horizontally arranged, axial movement cannot occur due to self gravity, limiting mechanisms such as sliding rollers do not need to be arranged, and the structure is simplified. Along with the rotation of barrel 1, carry the material strip 2 and promote the aggregate, along with the further rotation of barrel 1, the aggregate falls into recess 3, carries material strip 2 to reach the peak aggregate and is supported by the lateral wall of recess 3, and the slope of recess 3 lateral wall is downward at this moment, and the aggregate slides down along recess 3 lateral wall under the action of gravity, is heated by the air in barrel 1, obtains dry intensification to take place along barrel 1 axial removal. After repeated times, the aggregate moves from the feeding end to the discharging end.
The width of the opening of the groove 3 on the surface of the lifting strip 2 far away from the inner wall of the cylinder body 1 is larger than the width of the bottom of the groove 3. Facilitating the entry of the aggregate into the groove 3. The cross section of the groove 3 is triangular. The side wall of the groove 3 with the triangular cross section is in an inclined state earlier, so that the aggregate can be conveniently separated, and when the material lifting strip 2 does not reach the highest point yet, the aggregate can fall down from the groove 3.
The lifting bar 2 is provided with a plurality of grooves 3 at equal intervals.
Example 2
As shown in fig. 4, 5 and 10, the present embodiment is different from embodiment 1 in that the cross section of the groove 3 is semicircular. When the side wall of the groove 3 with the semicircular cross section rises to the highest point through the material lifting strip 2, the edge of the side wall is thrown to be horizontal, so that the aggregate is not easy to separate, the aggregate is convenient to lift to the highest point, the falling time of the aggregate is prolonged, and the heating and drying effects are improved. The grooves 3 are closely arranged on the material lifting strip 2. The aggregate that can make as much as possible falls through recess 3, realizes axial displacement. One side of the material lifting strip 2 is provided with a material baffle plate 7. The striker plate 7 can block the aggregate, prevents that it from not passing through recess 3, directly falling.
Example 3
This embodiment differs from embodiment 1 in that the drum 1 comprises a drying zone 4 and a combustion zone 5. The drying area is provided with a feeding device which is a part of the cylinder body 1 far away from the burner, and the flame of the burner can not reach; the combustion area 5 is provided with a discharging mechanism which is a part of the cylinder 1 close to the burner, and the flame of the burner can reach.
The cross section of the groove 3 on the lifting strip 2 in the drying zone 4 is semicircular, and the cross section of the groove 3 on the lifting strip 2 in the combustion zone 5 is triangular. Drying zone 4 does not receive combustor flame direct influence, and the recess 3 cross section is semi-circular be convenient for promote the aggregate to higher position, makes the aggregate obtain longer whereabouts time, and the heating is abundant, and burning zone 5 should avoid the aggregate to pass through combustor flame, consequently adopts the cross section to be triangular's recess 3, is convenient for the aggregate to drop as early as possible.
Example 4
As shown in fig. 8 and 9, the asphalt concrete cold material drying cylinder comprises a cylinder body 1, wherein the axis of the cylinder body 1 is horizontal, material lifting strips 2 are uniformly distributed on the circumference of the inner wall of the cylinder body 1, a plurality of guide pieces 6 are arranged on one surface of each material lifting strip 2 at equal intervals, and the included angle between each guide piece 6 and the axis of each material lifting strip 2 is smaller than 90 degrees. The guide piece 6 can guide the aggregate to move in the axial direction when the aggregate falls down.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.