CN114277647B - Paving equipment for cement stabilized base layer construction based on road construction - Google Patents
Paving equipment for cement stabilized base layer construction based on road construction Download PDFInfo
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- CN114277647B CN114277647B CN202210040942.7A CN202210040942A CN114277647B CN 114277647 B CN114277647 B CN 114277647B CN 202210040942 A CN202210040942 A CN 202210040942A CN 114277647 B CN114277647 B CN 114277647B
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Abstract
The invention belongs to the technical field of road administration engineering, in particular to paving equipment for water-stable base layer construction based on road construction, aiming at the problem that a leveling and paving device in the prior art cannot pave out large piles of concrete, the invention provides the following scheme. When the concrete stones piled together need to be paved, the high-rise piled concrete stones can be continuously paved only by controlling the fixed beam to drive the rotary shovel plate to slowly push, and then the high-rise piled concrete stones are combined into the semi-annular arc-shaped leveling plate by matching with the two rear arc-shaped leveling plates to level the roadbed.
Description
Technical Field
The invention relates to the technical field of road administration engineering, in particular to paving equipment for cement stabilized base construction based on road construction.
Background
The cement stabilized macadam layer is a cement stabilized macadam layer for short, namely cement is adopted to solidify graded macadam, and the cement stabilized macadam layer is compacted and maintained. The water-stable mixing proportion is preliminarily prepared in a laboratory to determine the cement mixing amount and the coarse-fine aggregate proportion and also determine the maximum dry density. The water-stable stirring station can be adopted for mixing when the amount is large. At present when the preparation of carrying out the cement stabilized base layer paves, directly fall on the road surface with the good concrete stone that stirs earlier for a long time, later build the former inferior of instrument such as spade of road worker and make level, later the dull and stereotyped vibrations compaction on it of reuse, this kind of mode consumes the manpower very much for it is huge to build road worker's earlier labour load.
Through retrieving the two all-in-one that pave of steady basic unit of water that chinese patent publication number is CN214737197U discloses, relate to road construction technical field, specifically be including PMKD, PMKD's last fixed surface is connected with the mount pad, it has drive screw to peg graft in one side of mount pad, drive screw's surface threaded connection has the transmission piece, the last fixed surface of transmission piece is connected with the connecting plate, the first telescopic link of one side fixedly connected with of connecting plate, the expansion end fixedly connected with baffle of first telescopic link, one side fixedly connected with DC motor of mount pad, DC motor's output and drive screw transmission are connected. The device is arranged by matching a transmission screw rod, a transmission block, a connecting plate, a first telescopic rod and a baffle; the device can only level and compact a roughly flat road surface and is not suitable for the initial rough and inferior paving link;
there is a need for a device that can accommodate the spreading of an initial pile of concrete stones.
Disclosure of Invention
The invention provides paving equipment for constructing a cement stabilized base layer based on road construction, aiming at overcoming the problem that a leveling and paving device in the prior art cannot pave large piles of concrete.
In order to achieve the purpose, the invention adopts the following technical scheme: a paving device for cement stabilized base layer construction based on road construction comprises a fixed beam horizontally fixed on the head of a paving trolley, wherein a fixed plate is fixed at the end of the fixed beam, one side of the fixed plate, which is far away from the fixed beam, is fixed with two C-shaped slide rails with opposite openings and parallel to each other, the chutes of the two C-shaped slide rails are internally provided with tower-shaped slide blocks, the same guide pipe is fixed between the two tower-shaped slide blocks, the middle of the guide pipe is rotatably connected with a transmission pipe, the top end of the transmission pipe is fixed with a driven gear, the circumferential outer wall of the transmission pipe is screwed with an internal thread ring near the bottom end, the bottom end of the internal thread ring is fixed with a leveling mechanism through bolts, the leveling mechanism comprises an radian adjusting block fixed at the bottom end of the internal thread ring, the outer wall of the radian adjusting block is fixed with two mutually centrosymmetric shovel plates, and the plate surface inclination angle of the shovel plates is between 30 degrees and 60 degrees;
the one end that the fixed beam is close to the fixed plate is located the left and right sides and is fixed with the cantilever beam of symmetry of each other respectively, and the one end lower surface that the fixed beam was kept away from to two cantilever beams all is fixed with the jib, the bottom of jib is rotated and is connected with the arc screed-plate, torque spring has all been cup jointed to the outer wall of jib, and torque spring's top is fixed at the top inner wall of cantilever beam, torque spring's bottom mounting has the fixed block, the fixed block passes through the fix with screw on the arc screed-plate, thereby can be when using, when needing to pave piling up together the concrete stone, only need control the fixed beam to drive rotatory shovel board and slowly impel can be continuous pave the concrete stone that piles up the height, later cooperate two synthetic semicircular arc screed-plates at rear again can be with the road bed flattening.
As a preferable scheme in the invention, the top ends of the two tower-shaped sliding blocks are both fixed with a buffer spring, the bottom of the C-shaped sliding rail is fixed with a spring baffle plate at the top end, and the top end of the buffer spring is fixed on the lower surface of the spring baffle plate, so that a certain buffer space can be reserved when the shovel plate impacts a concrete stone pile when the shovel plate starts to rotate, and the shovel plate can not rotate due to too much resistance.
According to the preferable scheme, the driving motor is fixed on the outer wall of the guide pipe close to the top end, the driving bevel gear is fixed on the top end of an output shaft of the driving motor, the driving bevel gear is meshed with the driven gear, and balls distributed equidistantly are embedded on the lower surface of the driving bevel gear close to the circumferential edge, so that the transmission pipe can smoothly rotate when axial force is applied to the transmission pipe, and friction resistance between the driving bevel gear and the end portion of the transmission pipe is reduced.
According to the preferable scheme, the middle of the top end of the radian adjusting block is provided with a rectangular hole groove, a shovel board radian adjusting mechanism is arranged inside the rectangular hole groove and comprises an adjusting screw which is in threaded connection with the inside of the transmission pipe, a limiting hoop is reserved on the outer wall of the circumference of the adjusting screw close to the bottom end, an adjusting block is sleeved on the outer wall of the limiting hoop, the adjusting block is formed by welding a middle ring and two centrally symmetrical U-shaped pressing blocks, the adjusting block is vertically and slidably connected into the rectangular hole groove, two arc grooves which are mutually and centrally symmetrical are respectively reserved on the inner walls of two opposite sides of the rectangular hole groove close to the bottom end, two convex rods are fixed at the end part of the shovel board, one convex rod is inserted into the outer wall of the radian adjusting block close to the bottom end, and the other convex rod inserted into the arc groove is located in the middle of the corresponding U-shaped pressing block, so that the top end of the adjusting screw is rotated when the inclination angles of the two shovel boards need to be changed before paving work is carried out, the two U-shaped pressing blocks are slowly lowered, the convex rods in the arc grooves are pressed, the inclination angles of the shovel boards are reduced, and the resistance can be adapted to the resistance force.
According to the preferable scheme of the invention, the circumferential inner wall of the intermediate ring is provided with an annular groove matched with the section size of the limiting hoop, the circumferential outer wall of the adjusting screw rod is provided with a self-locking thread in advance near the top end, the circumferential inner wall of the transmission pipe is embedded with a nut matched with the self-locking thread near the top end, and the top end of the adjusting screw rod is fixed with the screwing block, so that the adjusting process of the shovel plate is cleaner, and the shovel plate is not required to be directly contacted.
As the preferable scheme of the invention, the lower surface of the shovel plate is provided with the inclined notches at the rear side in advance, and the front surface of the shovel plate close to the lower edge is provided with the V-shaped grooves distributed at equal intervals, so that the stirring capacity of the shovel plate is improved, the pressure intensity is increased, deeper concrete stone piles can be intercepted at one time, and the paving efficiency is improved.
As a preferable scheme in the invention, three L-shaped poking rod I, L-shaped poking rod II and L-shaped poking rod III which are distributed equidistantly are fixed on the outer wall of the radian adjusting block, the horizontal rod parts of the L-shaped poking rod I, the L-shaped poking rod II and the L-shaped poking rod III are not equal in height and are not equal in length, double pointed ends are reserved at one ends of the L-shaped poking rod I, the L-shaped poking rod II and the L-shaped poking rod III, which are far away from the radian adjusting block, and three stepped loose soil nails with sequentially reduced lengths are fixed on the lower surfaces of the pointed ends of the L-shaped poking rod I, the L-shaped poking rod II and the L-shaped poking rod III, so that when the concrete pile is used, the concrete pile can be slowly pushed forwards according to the height of the concrete pile, the highest point of the L-shaped poking rod I is firstly spread, and then the low L-shaped poking rod II and the L-shaped poking rod III are sequentially used for continuously paving the concrete pile.
As a preferable scheme in the invention, rectangular grooves are formed in the top ends of the shovel plates, which are far away from the radian adjusting block, and extending plates are slidably connected in the rectangular grooves, strip-shaped holes which are mutually communicated with the rectangular grooves are formed in the front surfaces of the shovel plates, which are close to the bottom ends of the shovel plates, and abutting rods are fixed at the bottom ends of the extending plates, so that when the shovel plates are used, when the contact area needs to be increased, fluid concrete stones enter the rectangular grooves from the strip-shaped holes, and the extending plates are pushed out, and then the whole area of the shovel plates can be increased.
As a preferable scheme in the invention, the inner wall of the rectangular groove is provided with a vertical limiting groove, the outer wall of the extension plate is reserved with a lug matched with the limiting groove, and the rear side of the shovel plate is provided with a locking bolt for positioning the extension plate.
To sum up, the beneficial effect in this scheme is:
1. according to the paving equipment for the construction of the water-stabilized base layer based on the road construction, the leveling mechanism arranged at the front end of the fixed beam and close to the ground is matched with the two shovel plates with adjustable angles, when the piled concrete stones need to be paved, the fixed beam is controlled to drive the rotating shovel plates to slowly push, so that the high-rise piled concrete stones can be continuously paved, and then the two arc leveling plates at the rear part are matched to form a semi-annular shape to level the roadbed;
2. this kind of equipment that paves that is used for steady basic unit construction of water based on road construction, through the sliding connection that sets up two tower type sliders on the C shape slide rail and the buffer spring on the tower type slider, can reserve certain buffering space when the shovel board strikes the concrete stone when beginning rotatory, avoids leading to the unable rotation of shovel board because of the resistance is too big.
3. This kind of equipment that paves that is used for construction of steady basic unit of water based on road construction, through the shovel board radian adjustment mechanism who sets up, can be before the work of paving goes on, when needing to carry out the change to the angle of inclination of two shovel boards, only need rotate adjusting screw's top can, spacing strap this moment moves two U-shaped briquettings and slowly descends, and then is pressing the nose bar decline in two arcs, makes the angle of inclination of shovel board diminish then, can adapt to bigger resistance and improve the penetrating power.
Drawings
Fig. 1 is a schematic overall structure diagram of a paving device for cement stabilized base construction based on road construction according to the invention;
fig. 2 is a schematic perspective view of a leveling mechanism in a paving apparatus for construction of a water-stable base layer based on road construction according to the present invention;
fig. 3 is a schematic diagram of an explosion structure of a leveling mechanism in a paving device for construction of a water-stable base layer based on road construction, according to the invention;
FIG. 4 is a schematic view of an assembly structure of a shovel plate radian adjusting mechanism in the paving equipment for water-stabilized base construction based on road construction according to the present invention;
fig. 5 is a schematic structural view of a shovel plate in paving equipment for cement stabilized base construction based on road construction according to a second embodiment of the invention;
fig. 6 is a schematic perspective view of a leveling mechanism in paving equipment for construction of a water-stable base layer based on road construction according to a third embodiment of the present invention;
fig. 7 is a schematic structural view of an L-shaped poke rod in paving equipment for construction of a cement stabilized base layer based on road construction according to a third embodiment of the invention;
fig. 8 is a schematic perspective view of a leveling mechanism in paving equipment for construction of a water-stable base layer based on road construction according to a fourth embodiment of the present invention.
In the figure: 1. fixing the beam; 2. a fixing plate; 3. a drive bevel gear; 4. a buffer spring; 5. a spring baffle; 6. a C-shaped slide rail; 7. adjusting the screw rod; 71. self-locking threads; 8. a guide tube; 9. an internally threaded ring; 10. a shovel plate; 11. a torsion spring; 12. a fixed block; 13. a cantilever beam; 14. an arc leveling plate; 15. a driven gear; 16. a radian adjusting block; 17. an arc-shaped slot; 18. a limiting hoop; 19. an adjusting block; 20. a drive tube; 21. a rectangular hole slot; 22. a leveling mechanism; 23. a U-shaped pressing block; 24. a nose bar; 25. an annular groove; 26. a V-shaped groove; 27. a ball bearing; 28. an L-shaped poke rod I; 29. an L-shaped poke rod II; 30. an L-shaped poke rod III; 31. a double-pointed head; 32. step soil loosening nails; 33. a strip-shaped hole; 34. a support rod; 35. an extension plate; 36. a rectangular groove.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, a paving device for cement stabilized base construction based on road construction comprises a fixed beam 1 horizontally fixed on a head of a paving trolley, a fixed plate 2 is fixed at the end of the fixed beam 1, two C-shaped slide rails 6 with opposite openings and parallel to each other are fixed on one side of the fixed plate 2 away from the fixed beam 1, sliding chutes of the two C-shaped slide rails 6 are respectively provided with a tower-shaped slide block, a same guide pipe 8 is fixed between the two tower-shaped slide blocks, the middle of the guide pipe 8 is rotatably connected with a transmission pipe 20, a driven gear 15 is fixed at the top end of the transmission pipe 20, an internal thread ring 9 is screwed at the outer circumferential wall of the transmission pipe 20 close to the bottom end, a leveling mechanism 22 is fixed at the bottom end of the internal thread ring 9 through a bolt, the leveling mechanism 22 comprises an arc adjusting block 16 fixed at the bottom end of the internal thread ring 9, two mutually centrosymmetric shovel plates 10 are fixed on the outer wall of the arc adjusting block 16, and the plate surface of the shovel plates 10 is inclined at an angle of 30-60 degrees;
the one end that fixed beam 1 is close to fixed plate 2 is located the left and right sides and is fixed with the cantilever beam 13 of symmetry of each other respectively, and the one end lower surface that fixed beam 1 was kept away from to two cantilever beams 13 all is fixed with the jib, the bottom of jib is rotated and is connected with arc screed 14, torque spring 11 has all been cup jointed to the outer wall of jib, and torque spring 11's top is fixed at cantilever beam 13's top inner wall, torque spring 11's bottom mounting has fixed block 12, fixed block 12 passes through the fix with screw on arc screed 14, thereby can be when using, when needing to pave piling up together concrete stone, only need control fixed beam 1 to drive rotatory shovel board 10 and slowly impel can be continuous pave the concrete stone that piles up the height, later cooperate two synthetic semi-annular arc screed 14 at rear can be with the road bed flattening again.
Wherein, the top of two tower type sliders all is fixed with buffer spring 4, and the tank bottom of C shape slide rail 6 is located the top and is fixed with spring baffle 5, and buffer spring 4's top is fixed at spring baffle 5's lower surface to can reserve certain buffer space when the shovel board 10 strikes the concrete stone when beginning rotatory, avoid leading to the unable rotation of shovel board 10 because of the resistance is too big.
Wherein, the outer wall of stand pipe 8 is close to the top and is fixed with driving motor, and driving motor's output shaft top is fixed with drive bevel gear 3, and drive bevel gear 3 and driven gear 15 intermeshing, and the lower surface of drive bevel gear 3 is close to the circumference edge and is inlayed and be equipped with equidistance distribution's ball 27 to can let the transmission pipe 20 also can be smooth when receiving axial force rotate, reduce frictional resistance between drive bevel gear 3 and the transmission pipe 20 tip.
Wherein, open at the top middle part of radian regulating block 16 has rectangular hole groove 21, and the inside of rectangular hole groove 21 is provided with shovel board radian adjustment mechanism, shovel board radian adjustment mechanism includes spiro union at the inside adjusting screw 7 of driving pipe 20, adjusting screw 7 circumference outer wall is close to the bottom and reserves spacing hoop 18, and the outer wall of spacing hoop 18 has cup jointed regulating block 19, regulating block 19 is formed by middle ring and two U-shaped briquetting 23 welding that are central symmetry, and the vertical sliding connection of regulating block 19 is in rectangular hole groove 21, the both sides inner wall that rectangular hole groove 21 is relative is close to the bottom and opens the arc wall 17 that is central symmetry of each other respectively, and the end fixing of shovel board 10 has two nose bars 24, one is pegged graft and is close to the bottom at radian regulating block 16's outer wall, the tip of another nose bar 24 of pegging graft in arc groove 17 is located the centre of the U-shaped briquetting 23 that corresponds, thereby can be before the work of paving, when the angle of inclination of two shovel boards 10 need change, the top of adjusting screw 7 can be rotated, spacing hoop drives two U-shaped briquetting 23 and then, the decline slowly, the resistance that two shovel boards are being fit for the resistance that the resistance is more greatly, then, the shovel board 10 descends.
The circumferential inner wall of the middle ring is provided with an annular groove 25 matched with the cross-sectional dimension of the limiting hoop 18, the circumferential outer wall of the adjusting screw 7 is reserved with a self-locking thread 71 close to the top end, the circumferential inner wall of the transmission pipe 20 is embedded with a nut matched with the self-locking thread 71 close to the top end, and the top end of the adjusting screw 7 is fixed with a screwing block, so that the adjusting process of the shovel plate 10 is cleaner, and the shovel plate 10 does not need to be directly contacted.
The working principle is as follows: when the device is used and concrete stones piled together need to be paved, the driving motor is controlled to start, and the two shovel plates 10 which are mutually centrosymmetric and arranged at the bottom are driven to rotate under the action of the meshed gears; then the trolley is controlled to advance towards the concrete pile, the forward shovel plate 10 which rotates at the same time can slowly and continuously pave the high-rise piled concrete stones, and then the two rear arc-shaped leveling plates 14 are matched to form a semi-ring shape in a combined mode, so that the roadbed can be leveled; the arc-shaped leveling plate 14 flattens the concrete slightly protruding out of the same horizontal plane of the ground, the redundant part slides away from the middle, and the redundant part automatically diffuses and blends into the two sides at one time because the concrete is fluid.
Example 2
Referring to fig. 5, in this embodiment, compared with embodiment 1, the paving apparatus for cement stabilized base construction based on road construction further includes that a beveled notch is reserved on the lower surface of the shovel plate 10, and the V-shaped grooves 26 distributed equidistantly are formed on the front surface of the shovel plate 10 near the lower edge, so that the shovel plate 10 improves the turning capability, increases the pressure intensity, can intercept deeper concrete stone piles at one time, and improves the paving efficiency.
Example 3
Referring to fig. 6-7, in this embodiment, compared to embodiment 1, the paving apparatus for stable water base construction based on road construction further includes a radian adjusting block 16, and three L-shaped poking rods 28, two L-shaped poking rods 29 and three L-shaped poking rods 30 are fixed on an outer wall of the radian adjusting block 16, and the horizontal rod portions of the L-shaped poking rods 28, two L-shaped poking rods 29 and three L-shaped poking rods 30 are not equal in height and are not equal in length, and two tips 31 are reserved at ends of the L-shaped poking rods 28, two L-shaped poking rods 29 and three L-shaped poking rods 30 far away from the radian adjusting block 16, and three stepped soil loosening nails 32 with sequentially reduced lengths are fixed on lower surfaces of tips of the L-shaped poking rods 28, two L-shaped poking rods 29 and three L-shaped poking rods 30, so that when the paving of a rock concrete pile can be performed slowly and forwards according to a height of the appropriate L-shaped poking rod 28 first spreading a highest point, and then the rock concrete pile is continuously paved by using the L-shaped poking rods 29 and three L-shaped poking rods 30 of the low-shaped poking rods sequentially.
Example 4
Referring to fig. 8, a paving equipment for cement stabilized base construction based on road construction, this embodiment compares in embodiment 1, the top of shovel board 10 is kept away from the one end of radian adjusting block 16 and is all opened rectangular channel 36, and equal sliding connection has extension plate 35 in the rectangular channel 36, the front of shovel board 10 is close to the bottom and all opens the bar hole 33 that link up each other with rectangular channel 36, and the bottom of extension plate 35 all is fixed with buttressing rod 34, thereby can be when using, when needs increase area of contact, fluid state's concrete stone gets into rectangular channel 36 from bar hole 33, and then release extension plate 35, can increase the whole area of shovel board 10 this moment.
Wherein, the inner wall of the rectangular groove 36 is opened with a vertical limit groove, and the outer wall of the extension plate 35 is reserved with a projection adapted to the limit groove, and the rear side of the shovel plate 10 is provided with a locking bolt for positioning the extension plate 35.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The paving equipment for the cement stabilized base layer construction based on the road construction comprises a fixed beam (1) which is horizontally fixed on the head of a paving trolley, and the end part of the fixed beam (1) is fixed with a fixed plate (2), and is characterized in that one side, far away from the fixed beam (1), of the fixed plate (2) is fixed with two C-shaped slide rails (6) with opposite openings and parallel to each other, tower-shaped slide blocks are arranged in chutes of the two C-shaped slide rails (6), a same guide pipe (8) is fixed between the two tower-shaped slide blocks, the middle of the guide pipe (8) is rotatably connected with a transmission pipe (20), a driven gear (15) is fixed at the top end of the transmission pipe (20), an internal thread ring (9) is screwed to the outer wall of the circumference of the transmission pipe (20) close to the bottom end, a shovel mechanism (22) is fixed to the bottom end of the internal thread ring (9) through a bolt, the shovel mechanism (22) comprises a radian adjusting block (16) fixed to the bottom end of the internal thread ring (9), two shovel plates (10) which are mutually in central symmetry are fixed to the outer wall of the radian adjusting block (16), and the board surface of the shovel plate (10) is positioned between 30-60 degrees;
the end, close to the fixed plate (2), of the fixed beam (1) is located at the left side and the right side, and cantilever beams (13) which are symmetrical to each other are fixed to the left side and the right side respectively, the lower surfaces of the ends, far away from the fixed beam (1), of the two cantilever beams (13) are fixed with hanging rods, the bottom ends of the hanging rods are rotatably connected with arc leveling plates (14), the outer walls of the hanging rods are sleeved with torsion springs (11), the top ends of the torsion springs (11) are fixed to the top inner walls of the cantilever beams (13), fixing blocks (12) are fixed to the bottom ends of the torsion springs (11), the fixing blocks (12) are fixed to the arc leveling plates (14) through screws, a driving motor is controlled to be started firstly, and under the action of meshed gears, two shovel plates (10) which are symmetrical to each other at the bottom are driven to rotate; then the trolley is controlled to advance towards the concrete pile, the forward shovel plate (10) rotating at the same time can slowly and continuously pave the high-rise piled concrete stones, and then the two rear arc-shaped leveling plates (14) are matched to form a semi-ring shape in a combined mode to level the roadbed; the arc leveling plate (14) flattens the concrete stones slightly protruding out of the ground on the same horizontal plane, and the redundant parts slide away from the middle or automatically diffuse and blend into the two sides;
the radian adjusting block (16) is characterized in that a rectangular hole groove (21) is formed in the middle of the top end of the radian adjusting block (16), a shovel board radian adjusting mechanism is arranged inside the rectangular hole groove (21) and comprises an adjusting screw (7) screwed inside a transmission pipe (20), a limiting hoop (18) is reserved on the outer wall of the circumference of the adjusting screw (7) close to the bottom end, an adjusting block (19) is sleeved on the outer wall of the limiting hoop (18), the adjusting block (19) is formed by welding a middle ring and two centrally symmetrical U-shaped pressing blocks (23), the adjusting block (19) is vertically and slidably connected into the rectangular hole groove (21), arc-shaped grooves (17) which are mutually and centrally symmetrical are formed in the positions, close to the bottom end, of the inner walls of two opposite sides of the rectangular hole groove (21) respectively, two convex rods (24) are fixed at the end part of the shovel plate (10), one convex rod is inserted in the outer wall of the radian adjusting block (16) and close to the bottom end, the end part of the other convex rod (24) inserted in the arc-shaped groove (17) is positioned in the middle of the corresponding U-shaped pressing block (23), the top end of the adjusting screw rod (7) is rotated, at the moment, the limiting hoop (18) drives the two U-shaped pressing blocks (23) to slowly descend, and then the convex rods (24) in the two arc-shaped grooves (17) are pressed to descend, so that the inclination angle of the shovel plate (10) is reduced, an annular groove (25) matched with the cross section size of the limiting hoop (18) is formed in the circumferential inner wall of the middle ring, a self-locking thread (71) is reserved on the circumferential outer wall of the adjusting screw (7) close to the top end, a nut matched with the self-locking thread (71) is embedded on the circumferential inner wall of the transmission pipe (20) close to the top end, and a screwing block is fixed at the top end of the adjusting screw (7), so that the adjusting process of the shovel plate (10) is cleaner, and the shovel plate (10) does not need to be directly contacted;
two the top of tower type slider all is fixed with buffer spring (4), and the tank bottom of C shape slide rail (6) is located the top and is fixed with spring baffle (5), and the lower surface at spring baffle (5) is fixed on the top of buffer spring (4), can reserve certain buffer space when shovel board (10) begin rotatory time assaults the concrete stone and pile, the outer wall of stand pipe (8) is close to the top and is fixed with driving motor, and driving motor's output shaft top is fixed with initiative bevel gear (3), and initiative bevel gear (3) and driven gear (15) intermeshing, and the lower surface of initiative bevel gear (3) is close to circumference edge and inlays ball (27) that are equipped with the equidistance and distribute, can let the rotation that also can be smooth when receiving axial force of driving pipe (20), has reduced frictional resistance between initiative bevel gear (3) and driving pipe (20) tip.
2. The paving equipment for cement-stabilized base construction based on road construction is characterized in that the lower surface of the shovel plate (10) is reserved with a bevel cut at the rear side, and the front surface of the shovel plate (10) is provided with V-shaped grooves (26) which are distributed equidistantly near the lower edge.
3. The paving equipment for cement stabilized base construction based on road construction as claimed in claim 1, characterized in that the outer wall of radian adjusting block (16) is further fixed with three L-shaped poke rod I (28), L-shaped poke rod II (29) and L-shaped poke rod III (30) which are distributed equidistantly, the horizontal rod positions of L-shaped poke rod I (28), L-shaped poke rod II (29) and L-shaped poke rod III (30) are unequal in height, and the ends of L-shaped poke rod I (28), L-shaped poke rod II (29) and L-shaped poke rod III (30) far away from radian adjusting block (16) are all reserved with double-pointed ends (31), the pointed ends of L-shaped poke rod I (28), L-shaped poke rod II (29) and L-shaped poke rod III (30) are fixed with three stepped loose soil nails (32) of which lengths are reduced in sequence.
4. The paving equipment for the construction of the cement stabilized base layer based on the road construction is characterized in that one end, far away from the radian adjusting block (16), of the top end of the shovel plate (10) is provided with a rectangular groove (36), the rectangular groove (36) is internally provided with an extending plate (35) in a sliding connection mode, the front face of the shovel plate (10) close to the bottom end is provided with strip-shaped holes (33) which are communicated with the rectangular groove (36), and the bottom end of the extending plate (35) is fixedly provided with a supporting rod (34).
5. The paving equipment for the cement stabilized base layer construction based on the road construction is characterized in that a vertical limiting groove is formed in the inner wall of the rectangular groove (36), a protruding block matched with the limiting groove is reserved on the outer wall of the extension plate (35), and a locking bolt is arranged on the rear side of the shovel plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210040942.7A CN114277647B (en) | 2022-01-14 | 2022-01-14 | Paving equipment for cement stabilized base layer construction based on road construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210040942.7A CN114277647B (en) | 2022-01-14 | 2022-01-14 | Paving equipment for cement stabilized base layer construction based on road construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114277647A CN114277647A (en) | 2022-04-05 |
| CN114277647B true CN114277647B (en) | 2023-02-17 |
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| JP3723895B2 (en) * | 2000-08-24 | 2005-12-07 | 善彦 小林 | Road leveling equipment for construction |
| US8103417B2 (en) * | 2007-08-31 | 2012-01-24 | Caterpillar Inc. | Machine with automated blade positioning system |
| US7891906B2 (en) * | 2008-02-27 | 2011-02-22 | Somero Enterprises, Inc. | Concrete finishing apparatus |
| CN101392495B (en) * | 2008-09-28 | 2010-06-23 | 长沙中联重工科技发展股份有限公司 | Asphalt pavement on-site heat recoveryremixer |
| CN102628248B (en) * | 2012-05-03 | 2015-10-28 | 黑龙江省龙建路桥第四工程有限公司 | The preliminary laying equipment of cement concrete pavement |
| CN210238226U (en) * | 2019-04-24 | 2020-04-03 | 陕西交通职业技术学院 | Road and bridge road surface construction equipment |
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| CN210262614U (en) * | 2019-07-08 | 2020-04-07 | 江苏高强建设工程有限公司 | Flattening device for asphalt pavement construction |
| CN211645869U (en) * | 2019-12-11 | 2020-10-09 | 河北广通路桥集团有限公司 | Concrete paving and leveling device with scraper |
| CN211848742U (en) * | 2020-01-21 | 2020-11-03 | 陕西中大力鼎科技有限公司 | Stirring blade and spiral combined stirring and conveying device for spreading machine |
| CN212428855U (en) * | 2020-05-25 | 2021-01-29 | 山东祥盛新型建材科技有限公司 | Continuous concrete pouring device |
| CN213653118U (en) * | 2020-09-25 | 2021-07-09 | 河南兴达商砼有限公司 | Multifunctional structure of loader for mixing station |
| CN112502002B (en) * | 2020-11-23 | 2022-01-14 | 李绍森 | Asphalt pavement antiskid processing apparatus |
| CN113216006A (en) * | 2021-06-01 | 2021-08-06 | 孙佳星 | Intelligent vibration and noise reduction concrete paving device for bridge |
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