CN112064454A - Telescopic baffle, ironing plate and paver - Google Patents

Telescopic baffle, ironing plate and paver Download PDF

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Publication number
CN112064454A
CN112064454A CN202010994408.0A CN202010994408A CN112064454A CN 112064454 A CN112064454 A CN 112064454A CN 202010994408 A CN202010994408 A CN 202010994408A CN 112064454 A CN112064454 A CN 112064454A
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CN
China
Prior art keywords
baffle
main
hole
telescopic
plate
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Pending
Application number
CN202010994408.0A
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Chinese (zh)
Inventor
夏锦阳
李端芳
肖厚韬
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Sany Automobile Manufacturing Co Ltd
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Sany Automobile Manufacturing Co Ltd
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Publication date
Application filed by Sany Automobile Manufacturing Co Ltd filed Critical Sany Automobile Manufacturing Co Ltd
Priority to CN202010994408.0A priority Critical patent/CN112064454A/en
Publication of CN112064454A publication Critical patent/CN112064454A/en
Pending legal-status Critical Current

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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
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Machines (AREA)

Abstract

The invention provides a telescopic baffle, an ironing plate and a paver. Wherein, telescopic baffle includes: the front baffle is arranged at one end of the main baffle of the ironing plate, is movably connected with the main plate frame of the ironing plate and can perform telescopic motion relative to the main baffle; the side baffle is arranged at one end of the front baffle, which is far away from the main baffle; the first adjusting mechanism is arranged at one end, close to the front baffle, of the main baffle and is movably connected with the front baffle and used for adjusting the height of the part, close to the main baffle, of the front baffle; and the second adjusting mechanism is arranged on the side baffle and is movably connected with the front baffle and used for adjusting the height of the part of the front baffle, which is far away from the main baffle. According to the technical scheme, the overall weight of the front baffle is reduced, the operation position is changed, the difficulty of height adjustment operation is favorably reduced, the height adjustment operation can be performed in the paving operation process, the operation convenience is improved, and the quality and the efficiency of the paving operation are favorably improved.

Description

Telescopic baffle, ironing plate and paver
Technical Field
The application relates to the technical field of screed plates, in particular to a telescopic baffle plate, a screed plate and a paver.
Background
The paver is one of common road building machines, and during the paving operation, the screed plate is used for guiding and paving materials. The screed is generally provided with retractable baffles at both ends in the width direction to enlarge the paving area. In order to adjust the height of retractable baffle, screed among the prior art is provided with guiding mechanism on retractable baffle, but this guiding mechanism is located retractable baffle's middle part, it is very inconvenient to carry out manual adjustment operation at the job site, the height of retractable baffle can't be adjusted in the operation of paving, seriously influence efficiency of paving and the quality of paving, in addition, guiding mechanism's structure is comparatively complicated, the whole weight of retractable baffle has been increased on locating retractable baffle, more reaction force need be overcome when guiding mechanism carries out the height adjustment operation, the degree of difficulty of adjustment operation has further been increased.
Disclosure of Invention
According to an embodiment of the present invention, it is intended to improve at least one of technical problems existing in the prior art or the related art.
To this end, it is an object according to embodiments of the present invention to provide a telescopic baffle.
It is another object according to an embodiment of the present invention to provide a screed.
It is a further object of an embodiment in accordance with the invention to provide a paving machine.
To achieve the above object, according to an embodiment of a first aspect of the present invention, there is provided a telescopic baffle including: the front baffle is arranged at one end of the main baffle of the ironing plate, is movably connected with the main plate frame of the ironing plate and can perform telescopic motion relative to the main baffle; the side baffle is arranged at one end of the front baffle, which is far away from the main baffle; the first adjusting mechanism is arranged at one end, close to the front baffle, of the main baffle and is movably connected with the front baffle and used for adjusting the height of the part, close to the main baffle, of the front baffle; and the second adjusting mechanism is arranged on the side baffle and is movably connected with the front baffle and used for adjusting the height of the part of the front baffle, which is far away from the main baffle.
According to an embodiment of the first aspect of the invention, the retractable baffle comprises a front baffle, a side baffle, a first adjusting mechanism and a second adjusting mechanism, and can be used for a screed plate of a spreading machine. The front baffle is arranged at one end of a main baffle of the screed along the width direction of the paver and is movably connected with a main plate frame of the screed; preceding baffle is through the concertina movement for main baffle to according to the construction needs, outwards stretch out by main baffle, be used for carrying out the guide to the material that paves, so that pave the operation to the material that paves, thereby enlarge the operation area of screed, make the material of screed front side lay more evenly, with the operation effect that paves that improves the paver, can improve the efficiency of construction that paves of paver simultaneously. Set up side baffle through the one end that the main baffle was kept away from to the baffle in the front to the material that paves to the screed side leads, is convenient for connect the flexible actuating mechanism of screed simultaneously.
The first adjusting mechanism is arranged at one end, close to the front baffle, of the main baffle, the second adjusting mechanism is arranged on the side baffle, and the first adjusting mechanism and the second adjusting mechanism are both movably connected with the front baffle, so that the part, close to the main baffle, of the front baffle and the part, far away from the main baffle, of the front baffle are respectively subjected to height adjustment, and therefore the whole height of the front baffle is matched with the road surface according to construction requirements.
The telescopic baffle in this scheme is through the mounted position who changes first guiding mechanism and second guiding mechanism for operating personnel can carry out the height adjustment operation in telescopic baffle's side, can avoid with the material contact of paving, and can carry out the height adjustment operation at the operation in-process of paving, has improved the simple operation nature, is favorable to improving the quality and the efficiency of the operation of paving. In addition, first guiding mechanism and second guiding mechanism need not to provide the support through preceding baffle, have reduced the whole weight of preceding baffle, have further reduced the degree of difficulty of height adjustment operation.
In addition, the telescopic baffle in the above technical solution provided by the embodiment of the present invention may further have the following additional technical features:
in the technical scheme, at least one sliding rail is arranged on one side, facing the main board frame, of the front baffle, and the sliding rail extends towards the main baffle; the first adjusting mechanism is provided with a slide bar, and the slide bar is connected with the slide rail in a sliding manner; the front baffle plate slides relative to the sliding rod through the sliding rail, and telescopic movement relative to the main baffle plate is achieved.
In this technical scheme, be provided with the slide rail that extends towards the main board frame through baffle in the front towards one side of main board frame, first guiding mechanism is equipped with the slide bar with slide rail sliding connection, and the slide rail cover is located on the slide bar for preceding baffle and first guiding mechanism mutually support, and slide for the slide bar through the slide rail, drive preceding baffle and carry out concertina movement for the main board. The number of the slide rails can be one or more, and when the number of the slide rails is multiple, the slide rails are arranged at intervals in the height direction and are mutually parallel; correspondingly, the number of the sliding rods is the same as that of the sliding rails, and each sliding rail is matched with one sliding rod. The slide rail can be a semi-open circular tube structure, a square tube structure or a structure with other shapes, and the slide bar can be a circular bar, a square bar or other structures matched with the slide rail correspondingly.
In the above technical solution, the first adjustment mechanism further includes: the adjusting rod is arranged along the height direction, threads are arranged at two ends of the adjusting rod, and a first operating structure for adjusting the height is arranged at the top of the adjusting rod; the first fixing seat is connected to the top of the main board frame, a first threaded hole is formed in the first fixing seat, the top end of the adjusting rod penetrates through the top board of the main board frame and is matched with the first threaded hole, and the portion, penetrating through the first threaded hole, of the adjusting rod is connected with the first locking nut; the second fixing seat is arranged below the first fixing seat along the height direction, a first through hole extending along the height direction is formed in the second fixing seat, and the bottom end of the adjusting rod penetrates through the first through hole and is connected with the second locking nut; a slide rod is arranged on one side of the slide seat, and a connecting column is arranged on the other side of the slide seat and is connected with the second fixed seat; wherein, be equipped with first slot hole on the curb plate of mainboard frame, and the long limit of first slot hole extends along the direction of height, and the spliced pole passes first slot hole and is connected with the second fixing base.
In this technical scheme, first guiding mechanism includes regulating lever, first fixing base, second fixing base, sliding seat and slide bar. The first fixed seat is connected to the top of the mainboard frame and is provided with a first threaded hole along the height direction; the second fixing seat is arranged below the first fixing seat and is provided with a first through hole coaxial with the first threaded hole. The adjusting rod is arranged along the height direction, and both ends of the adjusting rod are provided with threads; the top of adjusting lever passes the roof of mainboard frame to through first screw hole and first fixing base threaded connection, and the adjusting lever passes first screw hole and is located the part of first fixing base top and be connected with first lock nut, locks in order to adjust the lever. Wherein, the top of adjusting lever is equipped with the first operation structure that is used for the manual work to carry out height adjustment operation, for example the cross-section is square or hexagonal structure to cooperate with operating tool, rotate adjusting lever. The bottom of adjusting lever passes first through-hole to be connected with second lock nut in the below of second fixing base, so that second fixing base and adjusting lever form and are connected, and the adjusting lever can rotate for the second fixing base.
The sliding seat is arranged on the side of the second fixed seat, and a sliding rod is arranged on one side of the sliding seat close to the front baffle plate so as to form sliding connection through the matching of the sliding rail and the sliding rod; one side of the sliding seat close to the second fixed seat is provided with a connecting column. The sliding seat and the second fixed seat are respectively positioned on two sides of a side plate of the main plate frame, a first long hole is formed in the side plate of the main plate frame corresponding to the connecting column, and the first long hole extends in the height direction; the spliced pole passes first slot hole and is connected with the second fixing base to realize the swing joint between preceding baffle and the first guiding mechanism. When the height adjustment operation is carried out, the adjusting rod rotates and moves in the height direction relative to the first fixed seat, and the adjusting rod drives the second fixed seat and the sliding seat to move in the height direction together, so that the height of the front baffle is changed; the first long hole can play the guide and limiting roles for the connecting column.
In the technical scheme, the adjusting rod is provided with a positioning shaft shoulder, and the end surface of the positioning shaft shoulder is abutted against the top surface of the second fixed seat; and/or one end of the connecting column, which is far away from the sliding seat, is provided with a thread, a second threaded hole matched with the connecting column is arranged on the second fixing seat, the connecting column is in threaded connection with the second fixing seat through the second threaded hole, and one end of the connecting column, which penetrates through the second threaded hole, is connected with a third locking nut; and/or one side of the front baffle plate provided with the sliding rail is provided with a first reinforcing plate, and two ends of the front baffle plate are respectively provided with a plurality of second reinforcing plates.
In the technical scheme, the adjusting rod is provided with a positioning shaft shoulder which is positioned at the top of the second fixed seat, namely the diameter of the part of the adjusting rod extending into the first through hole is smaller than that of the part of the adjusting rod positioned above the second fixed seat; the end face of the positioning shaft shoulder is abutted to the top face of the second fixing seat, so that the second fixing seat is positioned, and the second fixing seat is prevented from axial displacement relative to the adjusting rod.
The connecting column is provided with a thread at one end far away from the sliding seat, and the second fixed seat is correspondingly provided with a second threaded hole matched with the connecting column, so that the connecting column and the second threaded hole form threaded connection; the one end that the spliced pole passed the second screw hole is connected with third lock nut to make sliding seat and second fixing base realize fixed connection, and convenient the dismantlement.
The first reinforcing plate is arranged on one side, provided with the slide rail, of the front baffle plate and arranged along the extending direction of the front baffle plate, so that the overall strength of the front baffle plate is enhanced; the strength of the edge position of the front baffle is enhanced by respectively arranging a plurality of second reinforcing plates at two ends of the front baffle.
In the above aspect, the second adjustment mechanism includes: the screw mechanism is connected to one side of the side baffle plate, which is back to the front baffle plate, and is arranged along the height direction; one end of the connecting mechanism is connected with one end, far away from the main baffle, of the front baffle, and the other end of the connecting mechanism penetrates through the side baffle to be matched with the screw rod mechanism, so that the connecting mechanism and the front baffle are driven to move in the height direction through the screw rod mechanism.
In this technical solution, the second adjustment mechanism includes a screw mechanism and a connection mechanism. The screw mechanism is connected to one side of the side baffle plate, which is back to the front baffle plate, so that the screw mechanism is supported through the side baffle plate, and meanwhile, the screw mechanism is convenient to operate from the side; the screw rod mechanism is arranged along the height direction, one end of the connecting mechanism is connected with one end, far away from the main baffle, of the front baffle, the other end of the connecting mechanism penetrates through the side baffle to be matched with the screw rod mechanism, the movable connection between the screw rod mechanism and the front baffle is achieved, and then when a screw rod of the screw rod mechanism rotates, the connecting mechanism drives the front baffle to move in the height direction, and height adjustment is achieved. It can be understood that, at the job site that paves, screed the place ahead is the paver automobile body, and there is the material of paving on the road surface, if the high adjustment operation of baffle before operating personnel gets into the region of paving and carries out, the operation is inconvenient, and has certain potential safety hazard, and when operating by side, need not to get into the operation region of paving, it is comparatively convenient to operate, and has reduced the potential safety hazard.
In the above technical solution, the screw mechanism includes: the mounting seat is connected to one side, back to the front baffle, of the side baffle, and a second through hole is formed in a mounting top plate of the mounting seat; the screw rod is arranged along the height direction, the top end of the screw rod penetrates through the second through hole, a boss structure extending along the radial direction is arranged at the part of the screw rod above the mounting top plate, the bottom surface of the boss structure is abutted against the mounting top plate, and a second operation structure for adjusting the height is arranged at the top of the screw rod; the pressing plate is arranged above the mounting top plate and is detachably connected with the mounting top plate, a counter bore matched with the boss structure is formed in the pressing plate, the pressing plate is sleeved on the screw rod, and the screw rod is axially limited through the counter bore and the boss structure; the mounting bracket is arranged below the mounting top plate and connected to one side of the side baffle plate, which is opposite to the front baffle plate, a third through hole facing the screw rod is formed in the mounting bracket, and the bottom end of the screw rod penetrates through the third through hole; wherein, be equipped with the second slot hole on the side baffle, the long limit of second slot hole extends along the direction of height, and coupling mechanism passes second slot hole and screw rod and cooperatees.
In the technical scheme, the screw mechanism specifically comprises a mounting seat, a screw, a pressing plate and a mounting bracket. The mounting seat and the mounting bracket are connected to one side of the side baffle plate, which is back to the front baffle plate, and the mounting bracket is positioned below the mounting top plate of the mounting seat; the mounting top plate is provided with a second through hole, and the mounting support is provided with a third through hole coaxial with the second through hole. The screw rod is arranged along the height direction, the top end of the screw rod penetrates through the second through hole, and the bottom end of the screw rod penetrates through the third through hole; the position that the screw rod is located the installation roof top is equipped with along the boss structure of radial extension, and boss structure's diameter is greater than the diameter of second through-hole, and boss structure's bottom surface offsets with the installation roof to support the screw rod through the installation roof. Detachably is connected with the clamp plate on the installation roof, and on the screw rod was located to the clamp plate cover, and the clamp plate was equipped with the counter bore with boss structure shape looks adaptation towards one side of installation roof, and boss structure is located the counter bore to carry out the axial through the clamp plate to the screw and spacing. The connecting mechanism penetrates through the second long hole in the side baffle and is in threaded fit with the screw; the top of the screw is provided with a second operation structure for height adjustment, for example, a structure with a square or hexagonal section, so as to be matched with an operation tool to rotate the screw. Through the rotation of screw rod, drive coupling mechanism and follow the screw rod and move in the direction of height, realize the altitude mixture control to preceding baffle, the long limit of second slot hole extends along the direction of height to play direction and limiting displacement to coupling mechanism.
In the above technical solution, the connection mechanism includes: one end of the connecting block is fixedly connected with one end of the front baffle plate, which is far away from the main baffle plate, and the other end of the connecting block extends out towards the direction close to the screw rod; the rotary joint is rotatably connected with the connecting block and can rotate in a vertical plane, the rotary joint is provided with a third threaded hole matched with the screw rod, and the rotary joint is in threaded connection with the screw rod through the third threaded hole so as to drive the rotary joint and the connecting block to move in the height direction through the rotation of the screw rod.
In this technical scheme, coupling mechanism includes connecting block and rotary joint. Connecting block fixed connection keeps away from the one end of main baffle in preceding baffle, and the one end that preceding baffle was kept away from to the connecting block stretches out to the direction that is close to the screw rod to rotate with rotary joint and be connected, make rotary joint rotate in vertical plane. The rotary joint is provided with a third threaded hole, penetrates through the second long hole and is matched with the screw rod through the third threaded hole to achieve threaded connection with the screw rod. When the screw rod rotates, the rotary joint moves along the axial direction of the screw rod and drives the connecting block and the front baffle plate to move in the height direction. When the rotary joint moves along the axial direction of the screw rod, the rotary joint rotates relative to the connecting block, so that the third threaded hole of the rotary joint is always coaxial with the screw rod, and the phenomenon that the third threaded hole is blocked with the screw rod due to inclination is prevented.
In the technical scheme, a groove is formed in one end, extending out of the front baffle, of the connecting block, the groove is sunken towards the direction close to the front baffle, and two side walls of the groove are respectively provided with a pin hole; one end of the rotary joint, which is close to the connecting block, is provided with a lug structure, and the lug structure extends into the groove and is hinged with the connecting block through the matching of the pin hole and the pin shaft; wherein, be equipped with in every pinhole with round pin axle matched with retaining ring to carry out spacing to the round pin axle.
In the technical scheme, a groove is formed in one end, extending out of the front baffle, of the connecting block, and the groove is sunken towards the direction close to the front baffle; correspondingly, one end of the rotary joint, which is close to the connecting block, is provided with a lug structure, and the shape of the lug structure is matched with the groove and extends into the groove. Two side walls of the groove are respectively provided with a pin hole, the two pin holes are coaxially arranged, correspondingly, the lug structure is also provided with a pin hole, and the lug structure is matched with the pin hole through a pin shaft, so that the lug structure is hinged with the connecting block. In addition, be equipped with respectively in two pinholes of recess with round pin axle matched with retaining ring to spacing the round pin axle, prevent that the round pin axle from loosening.
In an embodiment according to a second aspect of the invention there is provided a screed for a paving machine comprising: the main screed plate assembly comprises a main screed plate frame and a main baffle plate, and the main baffle plate is arranged on the front side of the main screed plate frame along the length direction of the paver; two telescopic baffles as described in any one of the above embodiments of the first aspect, which are arranged at two ends of the main baffle along the width direction of the paver; the telescopic driving mechanism is connected to the main plate frame, and a driving end of the telescopic driving mechanism is connected with the side baffle of the telescopic baffle so as to drive the telescopic baffle to perform telescopic motion relative to the main baffle; in the length direction of the paver, the front baffle of one telescopic baffle is positioned at the front side of the main baffle, and the front baffle of the other telescopic baffle is positioned at the rear side of the main baffle.
According to an embodiment of the second aspect of the present invention, the screed comprises a main screed plate assembly, two telescopic flaps and a telescopic drive mechanism as described above in the embodiments of the first aspect. The main screed plate assembly comprises a main screed plate frame and a main baffle plate, and when the screed plate is assembled on the paver, the main baffle plate is arranged along the width direction of the paver and is positioned on the front side of the main screed plate frame in the length direction of the paver; two telescopic baffles are respectively arranged at two ends of the main baffle along the width direction of the paver, the front baffle of one telescopic baffle is positioned at the front side of the main baffle, and the front baffle of the other telescopic baffle is positioned at the rear side of the main baffle so as to prevent the two front baffles from interfering with each other in the contraction process. The main board frame is connected with a telescopic driving mechanism, each front baffle is movably connected with the main board frame, and each telescopic baffle is connected with the driving end of the telescopic driving mechanism so as to perform telescopic motion relative to the main baffle under the action of the telescopic driving mechanism. The first adjusting mechanism and the second adjusting mechanism of the telescopic baffle are used for adjusting the height of the front baffle so as to meet the requirements of paving operation.
In addition, the screed plate in this scheme still has the whole beneficial effects of the retractable baffle of any one of the embodiments of the first aspect, which are not described herein again.
In an embodiment according to a third aspect of the invention there is provided a paving machine comprising: paving a locomotive body; as in the embodiment of the second aspect, the screed is provided at the rear of the paver body, and the front baffle of the screed can be extended outward or retracted inward in the width direction of the paver body.
In this solution, the paver comprises a paver body and a screed as in the embodiment of the second aspect described above. The screed plate is driven to move by driving of the paver body, so that the paving materials in the operation area are guided by the main baffle plate and the front baffle plate of the screed plate, and then the paving materials are paved, so that the paving materials form a road surface. The front shield of the screed can be extended outwardly or retracted inwardly in the width direction of the paver body to adjust the working area of the screed. The front baffle of the screed plate can change the height under the action of the first adjusting mechanism and the second adjusting mechanism so as to meet the requirement of paving operation. In addition, the paver in this solution also has all the advantages of the screed in the embodiment of the second aspect described above.
Additional aspects and advantages of embodiments of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of embodiments of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 shows a schematic view of a screed according to one embodiment of the present invention;
FIG. 2 shows a schematic view of a telescoping baffle according to one embodiment of the invention;
FIG. 3 illustrates a first adjustment mechanism in accordance with an embodiment of the present invention;
FIG. 4 shows a schematic view of a first adjustment mechanism according to an embodiment of the invention;
FIG. 5 illustrates a cross-sectional view of a first adjustment mechanism according to one embodiment of the present invention;
FIG. 6 shows a schematic view of a front bezel in accordance with an embodiment of the present invention;
FIG. 7 illustrates an assembly view of a second adjustment mechanism according to one embodiment of the present invention;
FIG. 8 shows a schematic view of a connection mechanism and a front bezel in accordance with an embodiment of the present invention;
fig. 9 shows an enlarged view of a portion a in fig. 7;
FIG. 10 shows a cross-sectional view of a screw mechanism according to one embodiment of the invention;
FIG. 11 shows a schematic view of a connection mechanism according to an embodiment of the invention;
FIG. 12 shows a schematic view of a screed plate according to one embodiment of the present invention;
fig. 13 shows a schematic view of a paving machine in accordance with one embodiment of the invention.
Wherein, the correspondence between the reference numbers and the names of the components in fig. 1 to 13 is as follows:
1 telescopic baffle, 11 front baffle, 111 slide rail, 112 first reinforcing plate, 113 second reinforcing plate, 12 side baffle, 13 first adjusting mechanism, 131 adjusting rod, 1311 first operating structure, 1312 positioning shoulder, 132 first fixing seat, 1321 first screw hole, 1322 first lock nut, 133 second fixing seat, 1331 first through hole, 1332 second lock nut, 1333 second screw hole, 1334 third lock nut, 134 sliding seat, 1341 sliding rod, 1342 connecting column, 14 second adjusting mechanism, 141 screw mechanism, 142 connecting mechanism, 143 mounting seat, 1431 mounting top plate, 1432 mounting riser, 1433 second through hole, screw 144, 1441 boss structure, 1442 second operating structure, 145 pressing plate, 1451 counter bore, 146 mounting bracket, 1461 third through hole, 147 connecting block, 1471 groove, 1472 pin hole, 1473 pin shaft, 1474 retaining ring, 148 rotary joint, 1481 third operating structure, 1481 cam structure, 15 second screw hole, 2 screed, 21 main screed plate assembly, 211 main screed frame, 2111 top plate, 2112 side plate, 212 main baffle, 213 first slot hole, 22 telescopic driving mechanism, 3 spreading machine and 31 spreading machine body.
Detailed Description
In order that the above objects, features and advantages of the embodiments according to the present invention can be more clearly understood, embodiments according to the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of embodiments according to the invention, however, embodiments according to the invention may be practiced in other ways than those described herein, and therefore the scope of protection of this application is not limited by the specific embodiments disclosed below.
Telescoping baffles, screed plates, and pavers according to some embodiments of the invention are described below with reference to fig. 1-13.
Example one
The embodiment provides a telescopic baffle 1 which can be used for a screed 2 of a paver. As shown in fig. 1, the retractable barrier 1 includes a front barrier 11, a side barrier 12, a first adjustment mechanism 13, and a second adjustment mechanism 14.
The front baffle 11 is arranged at one end of a main baffle 212 of the screed 2 along the width direction of the paver and is movably connected with a main plate frame 211 of the screed 2; preceding baffle 11 can be as construction needs, for main baffle 212 carries out concertina movement, in order baffle 11 in the front when outwards stretching out by main baffle 212, carry out the guide to the material that paves, make the material that paves evenly lay in taking the operation road surface, so that pave the operation, thereby enlarge screed 2's operation area, the material that makes screed 2 front side lays more evenly, in order to improve the operation effect of paving of paver, can improve the efficiency of construction that paves of paver simultaneously. The one end that preceding baffle 11 kept away from main baffle 212 is provided with side baffle 12, and side baffle 12 sets up along the length direction of paver to the material of paving of screed 2 side leads, prevents that the material of paving from shifting out the region of paving. When the telescopic fence 1 is assembled to the screed 2, the telescopic drive mechanism 22 of the screed 2 may be connected via the side fence 12.
The ground clearance of the front baffle 11 is different according to different construction requirements. The first adjusting mechanism 13 and the second adjusting mechanism 14 of the retractable baffle 1 are respectively arranged at two ends of the front baffle 11 along the width direction of the paver, namely the first adjusting mechanism 13 is arranged at one end of the main baffle 212 close to the front baffle 11, the second adjusting mechanism 14 is arranged on the side baffle 12, the first adjusting mechanism 13 and the second adjusting mechanism 14 are both movably connected with the front baffle 11, and the height of the part of the front baffle 11 close to the main baffle 212 and the part of the front baffle 11 far away from the main baffle 212 can be respectively adjusted, so that the whole height of the front baffle 11 is matched with the road surface.
In the telescopic baffle 1 in this embodiment, by changing the installation positions of the first adjusting mechanism 13 and the second adjusting mechanism 14, on one hand, the first adjusting mechanism 13 and the second adjusting mechanism 14 do not need to be supported by the front baffle 11, so that the overall weight of the front baffle 11 is reduced, and the difficulty in height adjustment operation is reduced; on the other hand makes operating personnel can carry out the height adjustment operation in telescopic baffle 1's side, can avoid with the material contact of paving, and can carry out the height adjustment operation at the operation in-process of paving, has improved the simple operation nature, is favorable to improving the quality and the efficiency of the operation of paving.
Example two
The embodiment provides a telescopic baffle 1, and is further improved on the basis of the first embodiment.
As shown in fig. 1 and fig. 2, the side of the front baffle 11 facing the main board frame 211 is provided with a slide rail 111 extending toward the main baffle 212, that is, in the length direction of the paver, the rear side of the front baffle 11 is provided with the slide rail 111; the number of the slide rails 111 is two, and the two slide rails 111 extend towards the main baffle 212, that is, the slide rails 111 extend along the width direction of the paver; the two slide rails 111 are parallel to each other and spaced apart in the height direction.
Correspondingly, the first adjusting mechanism 13 is provided with two sliding rods 1341 slidably connected to the sliding rail 111, the sliding rail 111 is sleeved on the sliding rods 1341, and the sliding rail 111 slides relative to the sliding rods 1341 to drive the front baffle 11 to perform telescopic motion relative to the main baffle 212. When the first adjustment mechanism 13 performs the height adjustment operation, the slide bar 1341 and the slide rail 111 transmit a force to the front bezel 11, so that the portion of the front bezel 11 close to the main bezel 212 moves in the height direction. The slide rail 111 is a circular tube with a half opening, and the slide bar 1341 is a circular bar, but the slide rail 111 and the slide bar 1341 are not limited to the structural form in this embodiment, and may be a square tube, a square bar, or other structural forms. Of course, the number of the slide rails 111 may also be one or more, and accordingly, the number of the slide bars 1341 is the same as that of the slide rails 111, and each slide rail 111 is matched with one of the slide bars 1341.
EXAMPLE III
The embodiment provides a telescopic baffle 1, and is further improved on the basis of the second embodiment. As shown in fig. 1 to 5, the first adjusting mechanism 13 specifically includes an adjusting rod 131, a first fixing seat 132, a second fixing seat 133, a sliding seat 134, and a sliding rod 1341.
The first fixing seat 132 is connected to the top of the main board frame 211, and is provided with a first threaded hole 1321 along the height direction; the second fixing seat 133 is disposed below the first fixing seat 132, and is provided with a first through hole 1331 coaxial with the first threaded hole 1321.
The adjusting rod 131 is arranged along the height direction, and both ends of the adjusting rod 131 are provided with threads; the top end of the adjusting rod 131 penetrates through the top plate 2111 of the main board frame 211 and is matched with the first threaded hole 1321, so that threaded connection between the adjusting rod 131 and the first fixing seat 132 is realized; the portion of the adjusting rod 131 passing through the first threaded hole 1321 and located above the first fixing seat 132 is connected with the first locking nut 1322, so that the adjusting rod 131 is locked by the first locking nut 1322. Wherein, the top of the adjusting rod 131 is provided with a first operating structure 1311, and the cross section of the first operating structure 1311 is square, so as to be matched with an operating tool to perform a height adjusting operation, so that the adjusting rod 131 rotates. The first operation structure 1311 may have a hexagonal or other cross-sectional shape.
The bottom end of the adjusting rod 131 passes through the first through hole 1331 and is connected with the second lock nut 1332 below the second fixing seat 133, so that the second fixing seat 133 is connected with the adjusting rod 131, and the adjusting rod 131 can rotate relative to the second fixing seat 133. Furthermore, a positioning shoulder 1312 is disposed on a portion of the adjusting rod 131 above the second fixing seat 133, that is, a diameter of a portion of the adjusting rod 131 extending into the first through hole 1331 is smaller than a diameter of a portion of the adjusting rod 131 above the second fixing seat 133, and an end surface of the positioning shoulder 1312 abuts against a top surface of the second fixing seat 133, so that the second fixing seat 133 is axially positioned by the positioning shoulder 1312 and the second lock nut 1332, and the second fixing seat 133 is prevented from being axially displaced relative to the adjusting rod 131.
The sliding seat 134 is arranged at the side of the second fixed seat 133, two sliding rods 1341 are arranged at one side of the sliding seat 134 close to the front baffle 11, and the two sliding rods 1341 are matched with the two sliding rails 111 on the front baffle 11 to form sliding connection; a connecting post 1342 is disposed on one side of the sliding seat 134 close to the second fixing seat 133. The sliding seat 134 and the second fixed seat 133 are respectively positioned at two sides of the side plate 2112 of the main plate frame 211, the sliding seat 134 is positioned at the front side of the side plate 2112, and the second fixed seat 133 is positioned at the rear side of the side plate 2112; a first long hole 213 is formed in the side plate 2112 of the main plate frame 211, and a long side of the first long hole 213 extends in the height direction and corresponds to the connecting post 1342; the connecting post 1342 passes through the first long hole 213 and is fixedly connected to the second fixing seat 133, so as to achieve the movable connection between the front bezel 11 and the first adjusting mechanism 13. Specifically, one end of the connection post 1342, which is far away from the sliding seat 134, is provided with a screw thread, which is matched with the connection post 1342, on the second fixing seat 133, the connection post 1342 forms a screw thread connection with the second fixing seat 133 through the second screw thread 1333, and one end of the connection post 1342, which passes through the second screw thread 1333, is connected with a third locking nut 1334, so as to lock the connection post 1342.
When the height adjustment operation is performed, the adjusting rod 131 rotates, and the adjusting rod 131 is in threaded fit with the first fixing seat 132 through the adjusting rod 131, so that the adjusting rod 131 moves in the height direction relative to the first fixing seat 132, the second fixing seat 133 and the sliding seat 134 move in the height direction under the driving of the adjusting rod 131, and then the baffle is driven to move in the height direction, and the height adjustment of the part, close to the main baffle 212, of the front baffle 11 is realized. The first slot 213 can guide and limit the connecting post 1342.
Further, as shown in fig. 6, a first reinforcing plate 112 is disposed at a side of the front barrier 11 where the slide rail 111 is disposed, and the first reinforcing plate 112 is located below the slide rail 111 and disposed along an extending direction of the front barrier 11 to enhance the strength of the front barrier 11. The front barrier 11 is provided at both ends thereof with a plurality of second reinforcing plates 113, respectively, to reinforce the strength of the edge position of the front barrier 11.
Example four
The embodiment provides a telescopic baffle 1, and is further improved on the basis of the first embodiment. As shown in fig. 1, 7, and 8, the second adjustment mechanism 14 includes a screw mechanism 141 and a connection mechanism 142.
The screw mechanism 141 is connected to a side of the side barrier 12 facing away from the front barrier 11, so as to support the screw mechanism 141 through the side barrier 12, and facilitate the operation of the screw mechanism 141 by a side of an operator. The screw mechanism 141 is provided in the height direction; one end of the connecting mechanism 142 is connected to one end of the front baffle 11 away from the main baffle 212, and the other end passes through the side baffle 12 and is matched with the screw mechanism 141, so that when the screw 144 of the screw mechanism 141 rotates, the connecting mechanism 142 drives the front baffle 11 to move in the height direction, thereby realizing height adjustment.
EXAMPLE five
The embodiment provides a telescopic baffle 1, and is further improved on the basis of the fourth embodiment. As shown in fig. 1 and 7 to 11, the screw mechanism 141 specifically includes a mounting seat 143, a screw 144, a pressure plate 145 and a mounting bracket 146, and the connection mechanism 142 specifically includes a connecting block 147 and a rotary joint 148.
The mounting seat 143 and the mounting bracket 146 are connected to a side of the side wall 12 facing away from the front wall 11, and the mounting bracket 146 is located below the mounting top plate 1431 of the mounting seat 143. The mounting seat 143 includes a mounting vertical plate 1432 and a mounting top plate 1431 fixedly connected to each other, and a second through hole 1433 is provided on the mounting top plate 1431; the mounting bracket 146 is provided with a third through hole 1461 coaxial with the second through hole 1433.
The screw 144 is disposed in the height direction and passes through the second through hole 1433 and the third through hole 1461. The top end of the screw rod 144 is provided with a boss 1441 extending in the radial direction at a position above the mounting top plate 1431, the diameter of the boss 1441 is larger than that of the second through hole 1433, and the bottom surface of the boss 1441 abuts against the mounting top plate 1431 so as to support the screw rod 144 through the mounting top plate 1431. The mounting top plate 1431 is provided with a pressing plate 145, and the pressing plate 145 is sleeved on the screw rod 144 and is in bolt connection with the mounting top plate 1431; a counter bore 1451 matched with the shape of the boss structure 1441 is arranged on one side, facing the mounting top plate 1431, of the pressure plate 145, the boss structure 1441 is located in the counter bore 1451, and the screw rod 144 is axially limited through the pressure plate 145. The top of the screw rod 144 is provided with a second operating structure 1442 for height adjustment, and the cross section of the second operating structure 1442 is square, so as to be matched with an operating tool to rotate the screw rod 144. It should be noted that the second operation structure 1442 can also be a hexagonal section or other structures that can cooperate with the operation tool.
The connecting block 147 is fixedly connected to an end of the front baffle 11 away from the main baffle 212, and an end of the connecting block 147 away from the front baffle 11 extends toward the screw 144 and is rotatably connected to the rotating joint 148, so that the rotating joint 148 can rotate in a vertical plane. Specifically, a groove 1471 is formed at one end of the connecting block 147, which extends from the front baffle 11, and the groove 1471 is recessed toward the front baffle 11; correspondingly, a lug structure 1482 is arranged at one end of the rotating joint 148 close to the connecting block 147, and the shape of the lug structure 1482 is matched with that of the groove 1471; two side walls of the groove 1471 are respectively provided with a pin hole 1472, the two pin holes 1472 are coaxially arranged, correspondingly, the bump structure 1482 is also provided with a pin hole 1472, the bump structure 1482 extends into the groove 1471 and is matched with the pin hole 1472 through a pin shaft 1473, so that the bump structure 1482 is hinged to the connecting block 147. Retaining rings 1474 which are engaged with the pin 1473 are respectively provided in the two pin holes 1472 of the groove 1471 to limit the pin 1473. Wherein, the groove 1471 may be a U-shaped groove or a C-shaped groove, and the rotary joint 148 may be a structure having a cross-sectional shape similar to a T-shape. The rotary joint 148 is provided with a third screw hole 1481, and the axial direction of the third screw hole 1481 is arranged perpendicular to the axial direction of the pin hole 1472.
The side edge blocking plate 12 is provided with a second long hole 15 corresponding to the screw 144, and the long side of the second long hole 15 extends in the height direction. The rotary joint 148 passes through the second long hole 15 and is matched with the screw rod 144 through the third threaded hole 1481, so that the threaded connection between the rotary joint 148 and the screw rod 144 is realized. When the screw 144 rotates, the rotary joint 148 moves along the axial direction of the screw 144, and drives the connecting block 147 and the front baffle 11 to move together in the height direction. When the rotary joint 148 moves along the axial direction of the screw rod 144, the rotary joint 148 rotates relative to the connecting block 147, so that the third threaded hole 1481 of the rotary joint 148 is always coaxial with the screw rod 144, and the third threaded hole 1481 is prevented from being clamped with the screw rod 144 due to inclination.
EXAMPLE six
In the present embodiment, a retractable baffle 1 is provided, which may be used for a screed 2 of a paver, as shown in fig. 1 to 11, the retractable baffle 1 includes a front baffle 11, a side baffle 12, a first adjusting mechanism 13, and a second adjusting mechanism 14.
The front baffle 11 is arranged at one end of a main baffle 212 of the screed 2 along the width direction of the paver and is movably connected with a main plate frame 211 of the screed 2; the front baffle 11 can move telescopically relative to the main baffle 212 according to construction requirements. The end of the front baffle 11 far away from the main baffle 212 is provided with a side baffle 12, and the side baffle 12 is arranged along the length direction of the paver. The first adjusting mechanism 13 and the second adjusting mechanism 14 are respectively arranged at two ends of the front baffle 11 along the width direction of the paver, namely, the first adjusting mechanism 13 is arranged at one end of the main baffle 212 close to the front baffle 11, the second adjusting mechanism 14 is arranged on the side baffle 12, and the first adjusting mechanism 13 and the second adjusting mechanism 14 are both movably connected with the front baffle 11, so that the height of the part of the front baffle 11 close to the main baffle 212 and the part of the front baffle 11 far away from the main baffle 212 can be respectively adjusted, and the whole height of the front baffle 11 is matched with the road surface.
One side of the front baffle 11 facing the main baffle plate frame 211 is provided with a slide rail 111 extending towards the main baffle plate 212, that is, in the length direction of the paver, the rear side of the front baffle 11 is provided with the slide rail 111; the number of the slide rails 111 is two, and the two slide rails 111 extend towards the main baffle 212, that is, the slide rails 111 extend along the width direction of the paver; the two slide rails 111 are parallel to each other and spaced apart in the height direction. The sliding rail 111 is a circular tube structure with a half opening. The part of the front baffle 11 below the slide rail 111 is provided with a first reinforcing plate 112, and the first reinforcing plate 112 is arranged along the extending direction of the front baffle 11 to enhance the strength of the front baffle 11. The front barrier 11 is provided at both ends thereof with a plurality of second reinforcing plates 113, respectively, to reinforce the strength of the edge position of the front barrier 11.
The first adjusting mechanism 13 specifically includes an adjusting rod 131, a first fixing seat 132, a second fixing seat 133, a sliding seat 134, and a sliding rod 1341. The first fixing seat 132 is connected to the top of the main board frame 211, and is provided with a first threaded hole 1321 along the height direction; the second fixing seat 133 is disposed below the first fixing seat 132, and is provided with a first through hole 1331 coaxial with the first threaded hole 1321.
The adjusting rod 131 is arranged along the height direction, and both ends of the adjusting rod 131 are provided with threads; the top end of the adjusting rod 131 penetrates through the top plate 2111 of the main board frame 211 and is matched with the first threaded hole 1321, so that threaded connection between the adjusting rod 131 and the first fixing seat 132 is realized; the portion of the adjusting rod 131 passing through the first threaded hole 1321 and located above the first fixing seat 132 is connected with the first locking nut 1322, so that the adjusting rod 131 is locked by the first locking nut 1322. Wherein, the top of the adjusting rod 131 is provided with a first operating structure 1311, and the cross section of the first operating structure 1311 is square, so as to be matched with an operating tool to perform a height adjusting operation, so that the adjusting rod 131 rotates. The first operation structure 1311 may have a hexagonal or other cross-sectional shape.
The bottom end of the adjusting rod 131 passes through the first through hole 1331 and is connected with the second lock nut 1332 below the second fixing seat 133, so that the second fixing seat 133 is connected with the adjusting rod 131, and the adjusting rod 131 can rotate relative to the second fixing seat 133. Furthermore, a positioning shoulder 1312 is disposed on a portion of the adjusting rod 131 above the second fixing seat 133, that is, a diameter of a portion of the adjusting rod 131 extending into the first through hole 1331 is smaller than a diameter of a portion of the adjusting rod 131 above the second fixing seat 133, and an end surface of the positioning shoulder 1312 abuts against a top surface of the second fixing seat 133, so that the second fixing seat 133 is axially positioned by the positioning shoulder 1312 and the second lock nut 1332, and the second fixing seat 133 is prevented from being axially displaced relative to the adjusting rod 131.
The sliding seat 134 is arranged at the side of the second fixed seat 133, two sliding rods 1341 are arranged at one side of the sliding seat 134 close to the front baffle 11, and the two sliding rods 1341 are matched with the two sliding rails 111 on the front baffle 11 to form sliding connection; a connecting post 1342 is disposed on one side of the sliding seat 134 close to the second fixing seat 133. The sliding seat 134 and the second fixed seat 133 are respectively positioned at two sides of the side plate 2112 of the main plate frame 211, the sliding seat 134 is positioned at the front side of the side plate 2112, and the second fixed seat 133 is positioned at the rear side of the side plate 2112; a first long hole 213 is formed in the side plate 2112 of the main plate frame 211, and a long side of the first long hole 213 extends in the height direction and corresponds to the connecting post 1342; the connecting post 1342 passes through the first long hole 213 and is fixedly connected to the second fixing seat 133, so as to achieve the movable connection between the front bezel 11 and the first adjusting mechanism 13. Specifically, one end of the connection post 1342, which is far away from the sliding seat 134, is provided with a screw thread, which is matched with the connection post 1342, on the second fixing seat 133, the connection post 1342 forms a screw thread connection with the second fixing seat 133 through the second screw thread 1333, and one end of the connection post 1342, which passes through the second screw thread 1333, is connected with a third locking nut 1334, so as to lock the connection post 1342.
When the height adjustment operation is performed through the first adjustment mechanism 13, the adjustment rod 131 rotates, and the adjustment rod 131 is in threaded fit with the first fixing seat 132, so that the adjustment rod 131 moves in the height direction relative to the first fixing seat 132, the second fixing seat 133 and the sliding seat 134 move in the height direction under the driving of the adjustment rod 131, and then the baffle is driven to move in the height direction, thereby realizing the height adjustment of the portion, close to the main baffle 212, of the front baffle 11. The first slot 213 can guide and limit the connecting post 1342.
The second adjustment mechanism 14 includes a screw mechanism 141 and a connection mechanism 142. The screw mechanism 141 is connected to a side of the side barrier 12 facing away from the front barrier 11, so as to support the screw mechanism 141 through the side barrier 12, and facilitate the operation of the screw mechanism 141 by a side of an operator. The screw mechanism 141 specifically includes a mounting seat 143, a screw 144, a pressure plate 145 and a mounting bracket 146, and the connection mechanism 142 specifically includes a connecting block 147 and a rotary joint 148. The mounting seat 143 and the mounting bracket 146 are connected to a side of the side wall 12 facing away from the front wall 11, and the mounting bracket 146 is located below the mounting top plate 1431 of the mounting seat 143. The mounting seat 143 includes a mounting vertical plate 1432 and a mounting top plate 1431 fixedly connected to each other, and a second through hole 1433 is provided on the mounting top plate 1431; the mounting bracket 146 is provided with a third through hole 1461 coaxial with the second through hole 1433.
The screw 144 is disposed in the height direction and passes through the second through hole 1433 and the third through hole 1461. The top end of the screw rod 144 is provided with a boss 1441 extending in the radial direction at a position above the mounting top plate 1431, the diameter of the boss 1441 is larger than that of the second through hole 1433, and the bottom surface of the boss 1441 abuts against the mounting top plate 1431 so as to support the screw rod 144 through the mounting top plate 1431. The mounting top plate 1431 is provided with a pressing plate 145, and the pressing plate 145 is sleeved on the screw rod 144 and is in bolt connection with the mounting top plate 1431; a counter bore 1451 matched with the shape of the boss structure 1441 is arranged on one side, facing the mounting top plate 1431, of the pressure plate 145, the boss structure 1441 is located in the counter bore 1451, and the screw rod 144 is axially limited through the pressure plate 145. The top of the screw rod 144 is provided with a second operating structure 1442 for height adjustment, and the cross section of the second operating structure 1442 is square, so as to be matched with an operating tool to rotate the screw rod 144. It should be noted that the second operation structure 1442 can also be a hexagonal section or other structures that can cooperate with the operation tool.
The connecting block 147 is fixedly connected to an end of the front baffle 11 away from the main baffle 212, and an end of the connecting block 147 away from the front baffle 11 extends toward the screw 144 and is rotatably connected to the rotating joint 148, so that the rotating joint 148 can rotate in a vertical plane. Specifically, a groove 1471 is formed at one end of the connecting block 147, which extends from the front baffle 11, and the groove 1471 is recessed toward the front baffle 11; correspondingly, a lug structure 1482 is arranged at one end of the rotating joint 148 close to the connecting block 147, and the shape of the lug structure 1482 is matched with that of the groove 1471; two side walls of the groove 1471 are respectively provided with a pin hole 1472, the two pin holes 1472 are coaxially arranged, correspondingly, the bump structure 1482 is also provided with a pin hole 1472, the bump structure 1482 extends into the groove 1471 and is matched with the pin hole 1472 through a pin shaft 1473, so that the bump structure 1482 is hinged to the connecting block 147. Retaining rings 1474 which are engaged with the pin 1473 are respectively provided in the two pin holes 1472 of the groove 1471 to limit the pin 1473. Wherein, the groove 1471 may be a U-shaped groove or a C-shaped groove, and the rotary joint 148 may be a structure having a cross-sectional shape similar to a T-shape. The rotary joint 148 is provided with a third screw hole 1481, and the axial direction of the third screw hole 1481 is arranged perpendicular to the axial direction of the pin hole 1472.
The side edge blocking plate 12 is provided with a second long hole 15 corresponding to the screw 144, and the long side of the second long hole 15 extends in the height direction. The rotary joint 148 passes through the second long hole 15 and is matched with the screw rod 144 through the third threaded hole 1481, so that the threaded connection between the rotary joint 148 and the screw rod 144 is realized. During the height adjustment operation by the second adjustment mechanism 14, the screw rod 144 rotates to drive the rotary joint 148 to move along the axial direction of the screw rod 144, and drives the connecting block 147 and the portion of the front baffle 11 away from the main baffle 212 to move in the height direction. When the rotary joint 148 moves along the axial direction of the screw rod 144, the rotary joint 148 rotates relative to the connecting block 147, so that the third threaded hole 1481 of the rotary joint 148 is always coaxial with the screw rod 144, and the third threaded hole 1481 is prevented from being clamped with the screw rod 144 due to inclination.
In the telescopic baffle 1 in the embodiment, by changing the structures and the installation positions of the first adjusting mechanism 13 and the second adjusting mechanism 14, on one hand, the first adjusting mechanism 13 and the second adjusting mechanism 14 do not need to be supported by the front baffle 11, so that the overall weight of the front baffle 11 is reduced, and the difficulty of height adjustment operation is favorably reduced; on the other hand makes operating personnel can carry out the height adjustment operation in telescopic baffle 1's side, can avoid with the material contact of paving, and can carry out the height adjustment operation at the operation in-process of paving, has improved the simple operation nature, is favorable to improving the quality and the efficiency of the operation of paving.
EXAMPLE seven
In the present embodiment there is provided a screed 2, as shown in figures 12 and 13, the screed 2 comprising a main screed plate assembly 21, two telescopic flaps 1 of any of the above embodiments and a telescopic drive mechanism 22.
The main screed plate assembly 21 includes a main plate frame 211 and a main baffle 212, and when the screed plate 2 is assembled to the paver, the main baffle 212 is disposed along the width direction of the paver, and in the length direction of the paver, the main plate frame 211 is located at the rear side of the main baffle 212. Two telescopic baffle 1 are respectively arranged at two ends of a main baffle 212 along the width direction of the paver, the front baffle 11 of one telescopic baffle 1 is positioned at the front side of the main baffle 212, and the front baffle 11 of the other telescopic baffle 1 is positioned at the rear side of the main baffle 212, so that the two front baffles 11 are prevented from interfering with each other in the telescopic motion process.
Telescopic driving mechanism 22 is connected on mainboard frame 211, and baffle 11 all with mainboard frame 211 swing joint before every, and the side shield 12 of every telescopic baffle 1 is connected with telescopic driving mechanism 22's drive end to baffle 11 carries out concertina movement for main baffle 212 before driving under telescopic driving mechanism 22's effect. The first adjusting mechanism 13 and the second adjusting mechanism 14 of the telescopic baffle 1 are used for adjusting the height of the front baffle 11 so as to meet the requirements of paving operation.
Further, the number of the telescopic driving mechanisms 22 may be two, and each telescopic driving mechanism 22 corresponds to one telescopic fence 1 to drive each telescopic fence 1, respectively. The front baffle 11 is located at the telescopic baffle 1 in front of the main baffle 212, the corresponding mounting position of the telescopic driving mechanism 22 is close to the main baffle 212 in the length direction of the paver, the front baffle 11 is located at the telescopic baffle 1 behind the main baffle 212, and the corresponding mounting position of the telescopic driving mechanism 22 is relatively far away from the main baffle 212 in the length direction of the paver.
In addition, the screed 2 in this embodiment also has all the beneficial effects of the retractable baffle 1 in any of the above embodiments, which are not described herein again.
Example eight
In the present embodiment, a paver 3 is provided, and as shown in fig. 12 and 13, the paver 3 includes a paver body 31 and the screed 2 in any of the above embodiments. The paver body 31 drives the screed 2 to move, so that the main baffle 212 and the front baffle 11 of the screed 2 are utilized to conduct material guiding operation on the paving material in the operation area, and then the paving material is paved, and the paving material forms a road surface. The front baffle 11 of the screed plate 2 can perform telescopic movement relative to the main baffle 212 in the width direction of the paver body 31 so as to extend outwards or retract inwards as required, thereby enlarging the working area, and meanwhile, the front baffle 11 can also adjust the height under the action of the first adjusting mechanism 13 and the second adjusting mechanism 14 so as to be matched with the road surface, so that the paving operation requirement is met.
In addition, the paver 3 in this embodiment also has all the advantages of the screed 2 in any of the embodiments described above.
The technical solutions according to some embodiments of the present invention are described in detail above with reference to the accompanying drawings, and by changing the structures and installation positions of the first adjusting mechanism and the second adjusting mechanism, on one hand, the first adjusting mechanism and the second adjusting mechanism do not need to provide support through the front baffle, thereby reducing the overall weight of the front baffle and facilitating reduction of the difficulty of height adjustment operation; on the other hand makes operating personnel can carry out the height adjustment operation in telescopic baffle's side, can avoid with the material contact of paving, and can carry out the height adjustment operation at the operation in-process of paving, has improved the simple operation nature, is favorable to improving the quality and the efficiency of the operation of paving.
In embodiments according to the present invention, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. Specific meanings of the above terms in the embodiments according to the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the description of the embodiments according to the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the embodiments according to the present invention and simplifying the description, but do not indicate or imply that the referred devices or units must have a specific direction, be configured and operated in a specific orientation, and thus, should not be construed as limiting the technical aspects of the present application.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example in accordance with the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment according to the present invention, and is not intended to limit the technical solution of the present application, and it is obvious to those skilled in the art that various modifications and changes can be made to the technical solution of the present application. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the technical scheme of the application shall be included in the protection scope of the application.

Claims (10)

1. A telescopic baffle (1), characterized in that it comprises:
the front baffle (11) is arranged at one end of a main baffle (212) of the ironing board (2), and the front baffle (11) is movably connected with a main board frame (211) of the ironing board (2) and can perform telescopic motion relative to the main baffle (212);
the side baffle (12) is arranged at one end of the front baffle (11) far away from the main baffle (212);
the first adjusting mechanism (13) is arranged at one end, close to the front baffle (11), of the main baffle (212), and the first adjusting mechanism (13) is movably connected with the front baffle (11) and used for adjusting the height of the part, close to the main baffle (212), of the front baffle (11);
the second adjusting mechanism (14) is arranged on the side baffle (12), and the second adjusting mechanism (14) is movably connected with the front baffle (11) and used for adjusting the height of the part, far away from the main baffle (212), of the front baffle (11).
2. Telescopic baffle (1) according to claim 1,
one side, facing the main board frame (211), of the front baffle (11) is provided with at least one sliding rail (111), and the sliding rail (111) extends towards the main baffle (212);
the first adjusting mechanism (13) is provided with a sliding rod (1341), and the sliding rod (1341) is connected with the sliding rail (111) in a sliding manner;
the front baffle (11) can realize telescopic motion relative to the main baffle (212) through the sliding of the sliding rail (111) relative to the sliding rod (1341).
3. Telescopic baffle (1) according to claim 2, characterized in that the first adjusting mechanism (13) further comprises:
the adjusting rod (131) is arranged along the height direction, threads are arranged at two ends of the adjusting rod (131), and a first operating structure (1311) for adjusting the height is arranged at the top of the adjusting rod (131);
the first fixing seat (132) is connected to the top of the mainboard frame (211), a first threaded hole (1321) is formed in the first fixing seat (132), the top end of the adjusting rod (131) penetrates through a top plate (2111) of the mainboard frame (211) and is matched with the first threaded hole (1321), and the part of the adjusting rod (131) penetrating through the first threaded hole (1321) is connected with a first locking nut (1322);
the second fixing seat (133) is arranged below the first fixing seat (132) along the height direction, the second fixing seat (133) is provided with a first through hole (1331) extending along the height direction, and the bottom end of the adjusting rod (131) penetrates through the first through hole (1331) and is connected with a second locking nut (1332);
the sliding rod (1341) is arranged on one side of the sliding seat (134), the connecting rod (1342) is arranged on the other side of the sliding seat (134), and the connecting rod (1342) is connected with the second fixed seat (133);
wherein, be equipped with first slot hole (213) on curb plate (2112) of mainboard frame (211), just the long limit of first slot hole (213) extends along the direction of height, spliced pole (1342) pass first slot hole (213) with second fixing base (133) are connected.
4. Telescopic baffle (1) according to claim 3,
a positioning shaft shoulder (1312) is arranged on the adjusting rod (131), and the end surface of the positioning shaft shoulder (1312) is abutted against the top surface of the second fixing seat (133); and/or
One end, far away from the sliding seat (134), of the connecting column (1342) is provided with threads, a second threaded hole (1333) matched with the connecting column (1342) is formed in the second fixing seat (133), the connecting column (1342) is in threaded connection with the second fixing seat (133) through the second threaded hole (1333), and one end, penetrating through the second threaded hole (1333), of the connecting column (1342) is connected with a third locking nut (1334); and/or
One side of the front baffle (11) provided with the sliding rail (111) is provided with a first reinforcing plate (112), and two ends of the front baffle (11) are respectively provided with a plurality of second reinforcing plates (113).
5. Telescopic baffle (1) according to claim 1, characterized in that said second adjustment mechanism (14) comprises:
the screw rod mechanism (141) is connected to one side, back to the front baffle (11), of the side baffle (12), and the screw rod mechanism (141) is arranged along the height direction;
one end of the connecting mechanism (142) is connected with one end, far away from the main baffle (212), of the front baffle (11), and the other end of the connecting mechanism (142) penetrates through the side baffle (12) to be matched with the screw rod mechanism (141), so that the connecting mechanism (142) and the front baffle (11) are driven to move in the height direction through the screw rod mechanism (141).
6. Telescopic baffle (1) according to claim 5, characterized in that the screw mechanism (141) comprises:
the mounting seat (143) is connected to one side, back to the front baffle (11), of the side baffle (12), and a second through hole (1433) is formed in a mounting top plate (1431) of the mounting seat (143);
a screw rod (144) arranged along the height direction, wherein the top end of the screw rod (144) passes through the second through hole (1433), a boss structure (1441) extending along the radial direction is arranged on the part of the screw rod (144) above the mounting top plate (1431), the bottom surface of the boss structure (1441) is abutted against the mounting top plate (1431), and a second operating structure (1442) for adjusting the height is arranged at the top of the screw rod (144);
the pressing plate (145) is arranged above the mounting top plate (1431) and detachably connected with the mounting top plate (1431), a counter bore (1451) matched with the boss structure (1441) is formed in the pressing plate (145), the pressing plate (145) is sleeved on the screw rod (144), and the screw rod (144) is axially limited through the counter bore (1451) and the boss structure (1441);
the mounting bracket (146) is arranged below the mounting top plate (1431) and connected to one side, back to the front baffle (11), of the side baffle (12), a third through hole (1461) facing the screw rod (144) is formed in the mounting bracket (146), and the bottom end of the screw rod (144) penetrates through the third through hole (1461);
the side baffle (12) is provided with a second long hole (15), the long edge of the second long hole (15) extends along the height direction, and the connecting mechanism (142) penetrates through the second long hole (15) to be matched with the screw (144).
7. Telescopic baffle (1) according to claim 6, characterized in that the connection mechanism (142) comprises:
one end of the connecting block (147) is fixedly connected with one end, far away from the main baffle plate (212), of the front baffle plate (11), and the other end of the connecting block (147) extends out in the direction close to the screw rod (144);
the rotating joint (148) is rotatably connected with the connecting block (147) and can rotate in a vertical plane, a third threaded hole (1481) matched with the screw rod (144) is formed in the rotating joint (148), and the rotating joint (148) is in threaded connection with the screw rod (144) through the third threaded hole (1481) so as to drive the rotating joint (148) and the connecting block (147) to move in the height direction through the rotation of the screw rod (144).
8. Telescopic baffle (1) according to claim 7,
a groove (1471) is formed in one end, extending out of the front baffle plate (11), of the connecting block (147), the groove (1471) is recessed towards the direction close to the front baffle plate (11), and two side walls of the groove (1471) are respectively provided with a pin hole (1472);
one end of the rotating joint (148) close to the connecting block (147) is provided with a lug structure (1482), and the lug structure (1482) extends into the groove (1471) and is hinged with the connecting block (147) through the matching of the pin hole (1472) and the pin shaft (1473);
and a check ring (1474) matched with the pin shaft (1473) is arranged in each pin hole (1472) to limit the pin shaft (1473).
9. A screed (2) for a paving machine (3), characterized by comprising:
the main ironing board assembly (21) comprises a main board frame (211) and a main baffle (212), and the main baffle (212) is arranged on the front side of the main board frame (211) along the length direction of the paver (3);
two telescopic baffles (1) according to any of claims 1 to 8, arranged at both ends of the main baffle (212) in the width direction of the paver (3);
the telescopic driving mechanism (22) is connected to the main board frame (211), and the driving end of the telescopic driving mechanism (22) is connected with the side baffle (12) of the telescopic baffle (1) so as to drive the telescopic baffle (1) to perform telescopic motion relative to the main baffle (212);
wherein, on the length direction of paver (3), one preceding baffle (11) of retractable baffle (1) is located the front side of main baffle (212), another preceding baffle (11) of retractable baffle (1) is located the rear side of main baffle (212).
10. A paver (3), characterized in that it comprises:
a paver body (31);
the screed plate (2) of claim 9, being provided at a rear portion of the paver body (31), the front baffle (11) of the screed plate (2) being capable of being extended outwardly or retracted inwardly in a width direction of the paver body (31).
CN202010994408.0A 2020-09-21 2020-09-21 Telescopic baffle, ironing plate and paver Pending CN112064454A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010994408.0A CN112064454A (en) 2020-09-21 2020-09-21 Telescopic baffle, ironing plate and paver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010994408.0A CN112064454A (en) 2020-09-21 2020-09-21 Telescopic baffle, ironing plate and paver

Publications (1)

Publication Number Publication Date
CN112064454A true CN112064454A (en) 2020-12-11

Family

ID=73680861

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010994408.0A Pending CN112064454A (en) 2020-09-21 2020-09-21 Telescopic baffle, ironing plate and paver

Country Status (1)

Country Link
CN (1) CN112064454A (en)

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