CN115075106A - Milling machine for maintaining asphalt pavement - Google Patents
Milling machine for maintaining asphalt pavement Download PDFInfo
- Publication number
- CN115075106A CN115075106A CN202210847349.3A CN202210847349A CN115075106A CN 115075106 A CN115075106 A CN 115075106A CN 202210847349 A CN202210847349 A CN 202210847349A CN 115075106 A CN115075106 A CN 115075106A
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- Prior art keywords
- fixed
- movable rod
- conveying mechanism
- toothed belt
- belt
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
- E01C23/088—Rotary tools, e.g. milling drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Abstract
The invention relates to the technical field of pavement engineering and discloses a milling machine for maintaining an asphalt pavement, which comprises a machine shell, wherein a milling cylinder is movably connected inside the machine shell, a conveying mechanism is arranged on one side of the milling cylinder, a fixed roller is fixedly connected to the top end inside the machine shell, connecting rollers are arranged above the conveying mechanism at equal intervals, and a connecting belt is movably connected to the outer side of the fixed roller. The slide rail of outside fixed column connection through fixed cingulum, make the slide rail follow the removal of fixed cingulum, can pull out the inboard of fixed box with the movable rod, make the top of movable rod support the bottom of transport mechanism top conveyer belt, make transport mechanism's surface protruding, make the used material on transport mechanism surface promote the dust of raiseing by the minizone, make tiny used material absorbed by dust collecting structure, and make transport mechanism top conveyer belt bulge remove to direction of transfer, make the water spray dust removal structure spun drop that the transport mechanism outside set up fall on tiny used material.
Description
Technical Field
The invention relates to the technical field of pavement engineering, in particular to a milling machine for maintaining an asphalt pavement.
Background
The milling machine for pavement maintenance comprises an engine, a machine frame, a milling rotor, a running system, a driving device, a hydraulic system and a material collecting device, wherein the milling rotor comprises a milling rotor shaft, a tool apron, a tool bit and the like, the tool bit is directly contacted with the pavement, a milling cutter rotating at a high speed works to achieve the purpose of milling, each milling machine is provided with an automatic old material recovery device, the driving device drives the milling machine to directly unload the milled old materials into a transport vehicle through a belt conveyor for recovery.
After being milled by the cutter head, the milled old materials on the road surface can be pushed by a material throwing plate connected with the milling cylinder and thrown to a middle conveyor belt, so that the crushed materials are sprayed with water for dust reduction after being subjected to dust absorption, but fine dust among the crushed materials is below a large crushed material after being thrown to the conveyor belt, so that the fine dust cannot contact sprayed water drops, and secondary dust raising affects the air environment when the materials are thrown to a transport vehicle subsequently; and when the crushed aggregates are thrown to the conveying belt by the throwing plate, the throwing plate and the milling cylinder rotate at a high speed, so that the crushed aggregates can be thrown to the conveying belt at a high speed, the noise is high, the impact force is high, and the stable conveying of the crushed aggregates on the conveying belt is influenced.
Disclosure of Invention
Aiming at the defects of the existing milling machine for pavement maintenance in the background technology in the using process, the invention provides the milling machine for asphalt pavement maintenance, which has the advantages of reducing the dust amount for conveying and throwing crushed aggregates and reducing noise, and solves the technical problems that the conveying belt proposed in the background technology has large dust throwing and raising effect on the material throwing of a truck and poor water spraying and dust collecting effect.
The invention provides the following technical scheme: a milling machine for maintaining asphalt pavement comprises a machine shell, wherein a milling cylinder is movably connected inside the machine shell, a conveying mechanism is arranged on one side of the milling cylinder, a fixed roller is fixedly connected to the top end inside the machine shell, connecting rollers are arranged above the conveying mechanism at equal intervals, a connecting belt is movably connected to the outer side of the fixed roller, the fixed roller is movably connected with one connecting roller close to the fixed roller through the connecting belt, every two connecting rollers form one group, a fixed toothed belt is connected to each group of connecting rollers in a transmission manner, a transmission belt is movably connected between each group of connecting rollers, a fixed column is fixedly connected to the outer side of each fixed toothed belt, a sliding rail is slidably connected to the outer side of each fixed column, a movable rod located on the inner side of the conveying mechanism is slidably connected to the inner bottom end of each sliding rail, and a fixing box is slidably connected to the outer side of the movable rod, the bottom fixedly connected with spring of inboard bottom of fixed box, one the bottom fixedly connected with folding bag of fixed cingulum, and folding bag is located the clockwise one side of the fixed column relatively fixed cingulum, the outside fixed intercommunication of folding bag has the connecting pipe, the connecting pipe communicates with the inside of fixed column, the bottom of movable rod articulates there is the fixed block, the bottom fixed intercommunication of fixed box has the breather pipe, the breather pipe is kept away from and is communicated between the one end of fixed box and the fixed column inboard.
Preferably, the fixed toothed belt drives the fixed roller through the conveying mechanism, the fixed roller drives the fixed toothed belt through the connecting belt, and the rotating speeds of the fixed toothed belt and the conveying mechanism are different.
Preferably, the shape of slide rail is the waist shape that waist shape hole and both ends fillet are opened to the middle part, the inside trompil of slide rail contacts with the outside of fixed column and movable rod all the time.
Preferably, the one end that the movable rod stretched into fixed box all is the fillet with the one end that is close to transport mechanism, and the movable rod is close to transport mechanism's one end and the bottom contact of the interior top conveyer belt of transport mechanism all the time.
Preferably, the fixed box is perpendicular to the inclined plane where the conveying mechanism is located, and when the slide rail is on the vertical extension line of the fixed box, the position where the slide rail is connected with the fixed column is located on the side face of the fixed toothed belt close to the fixed roller.
Preferably, the cross section of the folding bag is triangular, and the inclined surface of the folding bag, which is far away from the fixed toothed belt, is positioned on the path of the old material thrown to the surface of the conveying mechanism.
The invention has the following beneficial effects:
1. the invention makes the sliding rail follow the movement of the fixed toothed belt through the sliding rail connected with the outer fixed column of the fixed toothed belt, when the sliding rail is positioned at the horizontal bottommost end of the fixed toothed belt, the distance between the sliding rail and the fixed box is shortest, and in the process that the sliding rail follows the subsequent movement of the fixed toothed belt, the movable rod is pulled out of the inner side of the fixed box, the top end of the movable rod is pressed against the bottom end of the conveying belt above the conveying mechanism, the surface of the conveying mechanism is convex, the old material on the surface of the conveying mechanism is pushed to lift dust in a small range, the tiny old material is absorbed by the dust absorption structure, and the sliding rail can pull the movable rod to completely extend out of the inner side of the fixed box and extend and rotate towards the conveying direction of the conveying mechanism along with the rotation of the fixed toothed belt, the convex part of the conveying belt above the conveying mechanism moves towards the conveying direction, the larger particle old material on the top end of the conveying mechanism slides and rolls towards the conveying direction, and the tiny old material is exposed on the top end surface of the conveying mechanism, so that water drops sprayed out of the water spray dust removal structure arranged outside the conveying mechanism fall on the small old materials.
2. According to the invention, through the arrangement of the folding bag, the old material is thrown to the top end of the conveying mechanism, the impact of the old material is buffered through the telescopic action of the folding bag, the increase of subsequent dust raising amount is avoided, the noise is reduced, meanwhile, the folding bag contracts instantly, the airflow at the inner side of the folding bag enters the inner side of the fixed box through the connecting pipe, the fixed column and the vent pipe, the process that the movable rod extends out of the fixed box under the action of the airflow pressure is completed instantly, the surface of the conveying mechanism pressed by the movable rod vibrates instantly, the old material on the surface of the conveying mechanism is completely vibrated and layered, the movable rod is pulled by the slide rail subsequently, and the effect of removing dust of the old material on the surface of the conveying mechanism is further enhanced.
3. According to the invention, through the arrangement that the fixed box is perpendicular to the conveying mechanism, the movable rod is perpendicular to the inclined plane of the conveying mechanism at the moment of extending out of the fixed box, the instant effect of the movable rod against the action of the conveying mechanism is the best, and meanwhile, when the movable rod is pulled by the sliding rail to rotate towards the conveying side of the conveying mechanism, the top end of the movable rod is against the lower part of the conveying mechanism conveying belt, so that the part of the conveying mechanism conveying belt protrudes out of the conveying mechanism conveying belt and obliquely moves towards the transmission direction of the conveying mechanism, and therefore, the material at the top end of the conveying mechanism slides towards the conveying direction under the action of the gravity of the material at the top end of the conveying mechanism, thereby improving the conveying efficiency of the conveying mechanism.
Drawings
FIG. 1 is a schematic view of the interior of the housing structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the connection between the fixed belt structure and the movable rod structure according to the present invention;
FIG. 4 is a schematic view of the fixed belt structure and the movable rod structure of FIG. 3 in a next stage;
FIG. 5 is a schematic view of the drive connection between the connecting roller structures of the present invention.
In the figure: 1. a housing; 2. milling and planing a cylinder; 3. a transport mechanism; 4. a fixed roller; 5. a connecting roller; 6. a connecting belt; 7. fixing the toothed belt; 8. a drive belt; 9. fixing a column; 10. a slide rail; 11. a movable rod; 12. a fixing box; 13. a spring; 14. folding the bladder; 15. a connecting pipe; 16. a fixed block; 17. a breather tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 protection scope of the present invention.
Referring to fig. 1, a milling machine for maintaining asphalt pavement comprises a machine shell 1, a milling cylinder 2 is movably connected inside the machine shell 1, a conveying mechanism 3 is arranged on one side of the milling cylinder 2, a fixed roller 4 is fixedly connected to the top end inside the machine shell 1, the conveying mechanism 3 and the fixed roller 4 are in chain transmission, connecting rollers 5 are arranged above the conveying mechanism 3 at equal intervals, a connecting belt 6 is movably connected to the outer side of the fixed roller 4, the fixed roller 4 is movably connected with one connecting roller 5 close to the fixed roller 4 through the connecting belt 6, every two connecting rollers 5 are in one group, a fixed toothed belt 7 is in transmission connection with the inside of each group of connecting rollers 5, a transmission belt 8 is movably connected between each group of connecting rollers 5, a fixed column 9 is fixedly connected to the outer side of each fixed toothed belt 7, the inner side of the fixed column 9 is hollow, a slide rail 10 is slidably connected to the outer side of each fixed column 9, referring to fig. 2, a movable rod 11 located inside the conveying mechanism 3 is slidably connected to the bottom end of each slide rail 10, a fixed box 12 is slidably connected to the outer side of the movable rod 11, a spring 13 is fixedly connected to the inner bottom end of the fixed box 12, referring to fig. 3, a foldable bag 14 is fixedly connected to the bottom end of one fixed toothed belt 7, the foldable bag 14 is located on the clockwise side of the fixed column 9 relative to the fixed toothed belt 7, an abrasion-resistant plate is connected to the side of the foldable bag 14 close to the milling drum 2, a connecting pipe 15 is fixedly communicated with the outer side of the foldable bag 14, the connecting pipe 15 is telescopic, both ends of the connecting pipe 15 are respectively connected with the foldable bag 14 and the fixed column 9 through sealed bearings, namely both ends of the connecting pipe 15 can rotate relative to the foldable bag 14 and the fixed column 9, the connecting pipe 15 is communicated with the inside of the fixed column 9, and the communication position between the connecting pipe 15 and the fixed column 9 is located on the outer side of the fixed column 9 between the slide rail 10 and the fixed toothed belt 7, the bottom end of the movable rod 11 is hinged with a fixed block 16, the bottom end of the spring 13 is fixedly connected with the bottom end of the fixed block 16, the outer side of the fixed block 16 is in contact with and sealed with the inner side of the fixed box 12 all the time, the bottom end of the fixed box 12 is fixedly communicated with a vent pipe 17, the inner sides of the fixed boxes 12 are communicated with each other through the vent pipe 17, and one end, far away from the fixed box 12, of the vent pipe 17 is communicated with the inner side of the fixed column 9.
Referring to fig. 1 and 5, the fixed toothed belt 7 drives the fixed roller 4 through the transmission mechanism 3, the fixed roller 4 drives the fixed toothed belt 7 through the connecting belt 6, and the rotating speeds of the fixed toothed belt 7 and the transmission mechanism 3 are different, so that the rotating speed of the fixed toothed belt 7 is higher than that of the transmission mechanism 3, and the effect of the fixed toothed belt 7 driving the movable rod 11 is better.
Referring to fig. 2-4, the shape of the slide rail 10 is a waist shape with a waist-shaped hole in the middle and rounded corners at both ends, the inside opening of the slide rail 10 is always in contact with the outer sides of the fixed column 9 and the movable rod 11, that is, when the old material is thrown to the surface of the folding bag 14 and the gas inside the folding bag 14 is compressed, the instantaneous moving speed of the movable rod 11 pushed by the gas is higher than the moving speed of the slide rail 10, at this time, the movable rod 11 slides upwards between the waist-shaped holes in the slide rail 10, and during the subsequent movement of the slide rail 10 following the fixed toothed belt 7, the movable rod 11 slides downwards inside the slide rail 10 to the lower end of the slide rail 10, so that the lower end of the slide rail 10 can fix the movable rod 11 through the end face and cannot move downwards relative to the slide rail 10.
Referring to fig. 2, one end of the movable rod 11 extending into the fixed box 12 and one end of the movable rod 11 close to the conveying mechanism 3 are rounded, and one end of the movable rod 11 close to the conveying mechanism 3 is always in contact with the bottom end of the upper conveying belt in the conveying mechanism 3, when the movable rod 11 is pushed to the conveying mechanism 3 by the airflow of the folding bag 14, the rounded corner of the movable rod 11 is more convenient for pushing the conveying mechanism 3, so that the relative movement process between the movable rod 11 and the conveying mechanism 3 is smoother, and when the subsequent movable rod 11 is pulled by the slide rail 10, the top end of the movable rod 11 continuously supports against the lower side of the conveying belt of the conveying mechanism 3, so that the conveying belt of the conveying mechanism 3 protrudes from the conveying belt of the conveying mechanism 3, and the protrusion moves towards the transmission direction of the conveying mechanism 3, and further forms an inclined plane below the subsequent old material, so that the material at the top end of the conveying mechanism 3 passes through the action of its own gravity, the used material is slid in the direction of transferring to the transfer mechanism 3, thereby improving the transfer efficiency of the transfer mechanism 3.
Referring to fig. 1 and 4, when the fixed box 12 is perpendicular to the inclined plane of the conveying mechanism 3, and the slide rail 10 is on the vertical extension line of the fixed box 12, the position where the slide rail 10 is connected to the fixed column 9 is located on the side surface of the fixed toothed belt 7 close to the fixed roller 4, that is, the shortest distance from the slide rail 10 to the surface of the fixed toothed belt 7 is the distance of the initial state, and the moving state of the movable rod 11 is further controlled by the moving positions of the fixed block 16 and the movable rod 11 in the fixed box 12, so that the movable rod 11 is perpendicular to the inclined plane of the conveying mechanism 3 at the moment when the folded bag 14 is extended out of the fixed box 12 by the airflow, and the instant effect of the movable rod 11 against the conveying mechanism 3 is the best.
Referring to fig. 3-4, the cross-sectional shape of the folding bag 14 is triangular, and the inclined plane of the folding bag 14 away from the fixed toothed belt 7 is located on the path of the old material thrown toward the surface of the conveying mechanism 3, the folding bag 14 performs the buffering function of the impact of the old material through the contraction function of the folding bag 14 itself, and when the folding bag 14 is located on the path of the old material thrown toward the conveying mechanism 3, at this time, the sliding rail 10 is located at the horizontal lowest end of the fixed toothed belt 7, and the distance between the sliding rail 10 and the fixed box 12 is in the shortest state, the bottom inclined plane of the folding bag 14 is impacted by the old material, the folding bag 14 is compressed, the airflow inside the folding bag 14 instantly passes to the inside of the fixed box 12, the movable rod 11 instantly pushes the bottom end of the conveying belt of the conveying mechanism 3, so that the part of the conveying belt is protruded, and the surface material is vibrated and layered while the surface of the old material is dusty in a small range, so that the old material with larger particles is located above the surface of the conveying mechanism 3, the used fine particle materials are positioned below the used larger particle materials, the fixed toothed belt 7 can continuously rotate to drive the fixed column 9 and the slide rail 10 to move, the slide rail 10 pulls the movable rod 11 to further pull the movable rod 11 out of the inner side of the fixed box 12, the movable rod 11 is completely pulled out of the fixed box 12, the top end of the movable rod 11 is abutted against the bottom end of the conveying belt of the conveying mechanism 3 to further protrude, the surface of the conveying mechanism 3 is pushed and vibrated for the second time, the used materials are subjected to small-range dust raising and layering and continue to follow the rotation of the fixed toothed belt 7, the slide rail 10 can pull the movable rod 11 to completely extend out of the inner side of the fixed box 12 and extend out and rotate towards the conveying direction of the conveying mechanism 3, the protruding part of the conveying belt above the conveying mechanism 3 moves towards the conveying direction, the used larger particle materials at the top end of the conveying mechanism 3 can slide and roll towards the conveying direction, and the small used materials below are exposed on the top surface of the conveying mechanism 3, the water drops sprayed by the water spraying and dust removing structure arranged outside the conveying mechanism 3 fall on the fine old material, and the dust is gradually absorbed by the dust absorption structure in the small-range dust raising process, so that the complete dust absorption and treatment effect is improved, and the overload condition of the dust absorption system is avoided after a large amount of dust is raised.
The use method (working principle) of the invention is as follows:
when the road maintenance milling is carried out, the rotation of the milling cylinder 2 is used to mill the asphalt on the surface of the road, the milled old material is thrown above the conveying mechanism 3 by the throwing plate on the surface of the milling cylinder 2, the conveying mechanism 3 rotates to drive the fixed roller 4, the fixed roller 4 drives the connecting belt 6 to rotate to drive the fixed toothed belt 7 to rotate, when the folding bag 14 on the outer side of the fixed toothed belt 7 rotates to the parabola of the old material, the fixed column 9 and the movable rod 11 are positioned in the state of figure 1, so that the folding bag 14 can be impacted and compressed by the old material, the gas on the inner side of the folding bag 14 is extruded, the gas is blown to the inner side of the fixed column 9 through the connecting pipe 15, the connection mode of the fixed column 9 and the fixed box 12 is not shown in the figure, the connection mode can be carried out by adopting other modes such as a pipeline, and the like, so that the fixed block 16 on the inner side of the fixed box 12 pushes the movable rod 11 to move towards the direction extending out of the fixed box 12, one end of the movable rod 11 close to the conveying mechanism 3 pushes the conveying mechanism 3 to bulge upwards, so that the old materials on the surface of the conveying mechanism 3 are vibrated, the small old materials are positioned below the whole old materials, at the moment, the fixed column 9 and the movable rod 11 are positioned in the state shown in figure 3, namely, the movable rod 11 does not completely extend out of the inner side of the fixed box 12, the movable rod 11 is still parallel to the fixed box 12, the fixed toothed belt 7 continuously drives the fixed column 9 to move, the fixed column 9 pulls the slide rail 10 to drive the movable rod 11 to continuously extend out of the inner side of the fixed box 12, until the movable rod 11 completely extends out of the fixed box 12, the slide rail 10 continuously drives the movable rod 11 to extend out and rotate towards the conveying direction of the conveying mechanism 3, so that the old materials at the top end of the conveying mechanism 3 are obliquely pushed towards the conveying direction of the conveying mechanism 3 in the vibrating process, and the old materials after the top end of the conveying mechanism 3 is vibrated and layered are obliquely ejected by the conveying mechanism 3, make the great particulate matter material on old material surface to the landing of 3 directions of transportation of transport mechanism, make the tiny old material of old material bottom expose on transport mechanism 3's surface, make the water spray and the dust absorption structure that transport mechanism 3 outside set up better effect, fixed column 9 continues to follow fixed cingulum 7 and rotates the effect, make fixed column 9 continue to move the below of leaning on of fixed cingulum 7, make the slide rail 10 in the fixed column 9 outside no longer stimulate movable rod 11, make the fixed block 16 of movable rod 11 bottom stimulate by spring 13 elasticity, resume initial state, the inside of folding bag 14 is got back to once more to the inboard gas of fixation box 12, and carry out the effect next time.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a milling machine for bituminous paving maintenance, includes casing (1), the inside swing joint of casing (1) has and mills a tub (2), one side of milling a tub (2) is equipped with transport mechanism (3), its characterized in that: the inner top end of the machine shell (1) is fixedly connected with a fixed roller (4), the upper portion of the conveying mechanism (3) is provided with connecting rollers (5) at equal intervals, the outer side of the fixed roller (4) is movably connected with a connecting belt (6), the fixed roller (4) is movably connected with one connecting roller (5) close to the fixed roller (4) through the connecting belt (6), every two connecting rollers (5) are in one group, each group of connecting rollers (5) is internally and drivingly connected with a fixed toothed belt (7), each group of connecting rollers (5) is movably connected with a driving belt (8), the outer side of each fixed toothed belt (7) is fixedly connected with a fixed column (9), the outer side of each fixed column (9) is slidably connected with a sliding rail (10), and the bottom end of each sliding rail (10) is internally and slidably connected with a movable rod (11) positioned on the inner side of the conveying mechanism (3), the outer side of the movable rod (11) is connected with a fixed box (12) in a sliding mode, the inner side bottom end of the fixed box (12) is fixedly connected with a spring (13), one bottom end of the fixed toothed belt (7) is fixedly connected with a folding bag (14), the folding bag (14) is located on one side, clockwise, of the fixed column (9), opposite to the fixed toothed belt (7), of the fixed column, the outer side of the folding bag (14) is fixedly communicated with a connecting pipe (15), the connecting pipe (15) is communicated with the inside of the fixed column (9), the bottom end of the movable rod (11) is hinged with a fixed block (16), the bottom end of the fixed box (12) is fixedly communicated with an air pipe (17), and one end, far away from the fixed box (12), of the air pipe (17) is communicated with the inner side of the fixed column (9).
2. The milling machine for asphalt pavement maintenance according to claim 1, wherein: fixed toothed belt (7) are through transport mechanism (3) transmission fixed roller (4), and fixed roller (4) are through connecting band (6) transmission fixed toothed belt (7), and the rotational speed between fixed toothed belt (7) and transport mechanism (3) is different.
3. The milling machine for asphalt pavement maintenance according to claim 1, wherein: the shape of slide rail (10) is the waist shape that waist shape hole and both ends fillet are opened at the middle part, the inside trompil of slide rail (10) contacts with the outside of fixed column (9) and movable rod (11) all the time.
4. The milling machine for asphalt pavement maintenance according to claim 1, wherein: one end that movable rod (11) stretched into fixed box (12) and the one end that is close to transport mechanism (3) all is the fillet, and movable rod (11) are close to the one end of transport mechanism (3) and contact with the bottom of the interior top conveyer belt of transport mechanism (3) all the time.
5. The milling machine for asphalt pavement maintenance according to claim 1, wherein: the fixed box (12) is perpendicular to the inclined plane of the conveying mechanism (3), and when the slide rail (10) is on the vertical extension line of the fixed box (12), the position where the slide rail (10) is connected with the fixed column (9) is located on the side face, close to the fixed roller (4), of the fixed toothed belt (7).
6. The milling machine for asphalt pavement maintenance according to claim 1, wherein: the section of the folding bag (14) is triangular, and the inclined surface of the folding bag (14) far away from the fixed toothed belt (7) is positioned on the path of the old materials thrown to the surface of the conveying mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210847349.3A CN115075106B (en) | 2022-07-19 | 2022-07-19 | Milling machine for asphalt pavement maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210847349.3A CN115075106B (en) | 2022-07-19 | 2022-07-19 | Milling machine for asphalt pavement maintenance |
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| Publication Number | Publication Date |
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| CN115075106A true CN115075106A (en) | 2022-09-20 |
| CN115075106B CN115075106B (en) | 2022-11-04 |
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| US20130341997A1 (en) * | 2012-06-25 | 2013-12-26 | Wirtgen Gmbh | Road Milling Machine |
| CN107401106A (en) * | 2017-09-09 | 2017-11-28 | 浙江路之友工程机械有限公司 | A kind of milling machine of separable pitch and stone |
| CN211815365U (en) * | 2020-01-20 | 2020-10-30 | 浙江路之友工程机械有限公司 | Cold regeneration milling and mixing machine |
| CN114947618A (en) * | 2022-06-13 | 2022-08-30 | 广东华坤建设集团有限公司 | Pull line ground clearance is with washing equipment |
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| CN115075106B (en) | 2022-11-04 |
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