CN115012275A - Construction process of cast-in-place polyurethane micro-foaming mixed track - Google Patents
Construction process of cast-in-place polyurethane micro-foaming mixed track Download PDFInfo
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- CN115012275A CN115012275A CN202210826420.XA CN202210826420A CN115012275A CN 115012275 A CN115012275 A CN 115012275A CN 202210826420 A CN202210826420 A CN 202210826420A CN 115012275 A CN115012275 A CN 115012275A
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- laying
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- flattening
- rod
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- 238000005187 foaming Methods 0.000 title claims abstract description 46
- 239000004814 polyurethane Substances 0.000 title claims abstract description 45
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 44
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 68
- 238000002156 mixing Methods 0.000 claims abstract description 68
- 239000002245 particle Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 239000010426 asphalt Substances 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 230000033001 locomotion Effects 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 229920003023 plastic Polymers 0.000 abstract description 2
- 239000004033 plastic Substances 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 description 10
- 230000002349 favourable effect Effects 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013329 compounding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000265 homogenisation Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000036314 physical performance Effects 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000010920 waste tyre Substances 0.000 description 1
Images
Classifications
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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
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/06—Pavings made in situ, e.g. for sand grounds, clay courts E01C13/003
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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
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/06—Pavings made in situ, e.g. for sand grounds, clay courts E01C13/003
- E01C13/065—Pavings made in situ, e.g. for sand grounds, clay courts E01C13/003 at least one in situ layer consisting of or including bitumen, rubber or plastics
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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
- E01C19/46—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 preparing and placing the materials, e.g. slurry seals
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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
- E01C19/48—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 laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The application relates to a construction process of a cast-in-place polyurethane micro-foaming mixed track, which relates to the field of plastic track construction and comprises the following steps: carrying out foundation cleaning on the ground to be paved; sealing the bottom of the cleaned ground by adopting an asphalt foundation; carrying out horizontal detection and adjustment on the bottom sealing layer; laying a base material on the bottom sealing layer; mixing polyurethane and foaming particles by using a spreading device and uniformly spreading the polyurethane and the foaming particles on the surface of a base material; and measuring and drawing a marking line. This application has the effect of realizing good automatic runway and laying, reduces the effect of error and adjustment.
Description
Technical Field
The application relates to the field of plastic track construction, in particular to a construction process of a cast-in-place polyurethane micro-foaming mixed track.
Background
The cast-in-situ polyurethane runway is also called all-weather track and field sports runway, and is composed of polyurethane prepolymer, mixed polyether, waste tire rubber, EPDM rubber particles or PU particles, pigment, auxiliary agent and filler. The cast-in-place polyurethane track has the characteristics of good flatness, high compressive strength, proper hardness and elasticity and stable physical performance, and is beneficial to the exertion of the speed and the technology of athletes.
At present, in the laying process of a cast-in-place polyurethane track, in order to realize a final micro-foaming system of the cast-in-place polyurethane track, foaming particles and polyurethane raw materials are uniformly mixed when an elastic layer is made on the cast-in-place polyurethane track, and then the uniformly mixed materials are uniformly spread on the track, so that the foaming is uniform.
Because the even laying needs to be realized in a short time during laying, the existing laying technology is that the artificial driving auxiliary machinery is used for laying, time and labor are wasted, errors are easy to occur, and then the adjustment is needed, so that the time and the labor are wasted.
Disclosure of Invention
In order to improve when laying the runway, the problem that artifical auxiliary machinery lays and wastes time and energy, this application provides a construction technology of cast-in-place polyurethane microfoaming mixed type runway.
The application provides a construction process of a cast-in-place polyurethane micro-foaming mixed track, which adopts the following technical scheme:
a construction process of a cast-in-place polyurethane micro-foaming mixed track comprises the following steps: carrying out foundation cleaning on the ground to be paved; sealing the bottom of the cleaned ground by adopting an asphalt foundation; carrying out horizontal detection and adjustment on the bottom sealing layer; laying a base material on the bottom sealing layer; mixing polyurethane and foaming particles by using a paving device and uniformly paving the polyurethane and the foaming particles on the surface of a base material; and measuring and drawing a marking line.
By adopting the technical scheme, the foaming particles are mixed into the polyurethane, so that a micro-foaming system of the runway is conveniently realized, the physical performance of the runway is favorably improved, the material cost is reduced to a certain extent, the construction is convenient, and the system is uniformly foamed.
In a specific practical implementation scheme, the paving device includes a paving rail and a paving machine, the length direction of the paving rail is parallel to the length direction of the runway, the paving machine moves along the length direction of the paving rail, two ends of the paving rail are respectively provided with a rotating assembly used for limiting the rotation path of the paving machine, and the paving machine includes a mixing assembly used for mixing materials, a flattening assembly used for flattening the materials on the base layer, and a moving assembly used for driving the mixing assembly and the flattening assembly to move.
By adopting the technical scheme, when the surface of the base material is paved, the moving assembly is firstly utilized to drive the mixing assembly and the flattening assembly to move along the length direction of the paving rail, when the mixing assembly and the flattening assembly move to one end of the paving rail, the rotating assembly is utilized to limit the rotating path of the mixing assembly and the flattening assembly around the end point of the paving rail, after the mixing assembly and the flattening assembly rotate 180 degrees, the mixing assembly and the flattening assembly continue to move along the length direction of the paving rail, and the paving of the surface of the base material is realized; the mixing component is utilized to mix the polyurethane and the foaming particles in real time, which is beneficial to improving the foaming uniformity of the system.
In a specific embodiment, the mixing assembly comprises a mixing barrel, a material smashing rod and a driving piece, one end of the material smashing rod extends into the mixing barrel, the material smashing rod extends into one end of the mixing barrel, a material smashing plate is arranged at the end of the material smashing rod, a plurality of through holes are formed in the material smashing plate, the driving piece is used for driving the material smashing rod to move along the axis direction of the mixing barrel, and a limiting part used for limiting the material smashing rod is arranged on the mixing barrel.
Through adopting above-mentioned technical scheme, when mixing polyurethane and foaming granule, utilize the driving piece drive to smash the material pole and smash the material board along mixing barrel's axis direction reciprocating motion for polyurethane and foaming granule in the mixing barrel are all extruded from the through-hole, utilize the locating part to carry on spacingly to the direction of motion of smashing the material pole, are favorable to realizing good polyurethane and foaming granule's mixed effect.
In a specific embodiment, the flattening assembly comprises a plurality of flattening boxes, a connecting rod and an insertion rod, the flattening boxes are connected in a telescopic mode, one end of the connecting rod is close to one side of the laying rail and fixedly connected with the flattening boxes, one end of the insertion rod is far away from one side of the laying rail and fixedly connected with the flattening boxes, the other end of the connecting rod is inserted into the insertion rod, a pressing bolt is connected to the side wall of the insertion rod in a threaded mode, one end of the pressing bolt far away from a screw head is connected with the side wall of the connecting rod in an abutting mode, a discharging groove is formed in the side wall of each flattening box, and the flattening boxes close to one side of the laying rail and the mixing barrel are communicated.
Through adopting above-mentioned technical scheme, when the runway to different width is under construction, at first adjust the distance between a plurality of shakeouts boxes, make be close to the shakeouts box of laying rail one end and keep away from the width that the runway that lays rail one end between the shakeouts box of laying rail one end is greater than the needs of laying, at this moment, relative displacement takes place between connecting rod and the peg graft pole, will support the perisporium that the bolt kept away from the one end of spiral shell head and connecting rod at last and support and paste, realized the location to relative position between connecting rod and the peg pole, and then realized the location to the shakeouts box that is close to laying rail one end and keeps away from the shakeouts box of laying rail one end distance between the box, be convenient for realize the unloading to the interior material of shakeouts box.
In a specific implementation scheme, a conveying assembly for conveying the material close to one side of the laying rail to the side far away from the laying rail is arranged in a plurality of the laying boxes, the conveying assembly comprises a screw rod, a conveying plate, a sliding plate, a motor and a supporting rod, one end of the screw rod is rotatably connected with the laying box close to one side of the laying rail, the other end of the screw rod is coaxially and fixedly connected with the supporting rod, one end of the supporting rod far away from the screw rod extends out of the side wall of the laying box far away from one side of the laying rail, a supporting seat is arranged on the laying box far away from one side of the laying rail, the supporting rod slides through the supporting seat, the sliding plate is in threaded connection with the screw rod and slides along the axial direction of the screw rod, and the conveying plate is rotatably connected with the sliding plate towards the side wall of the laying box, the sliding plate is close to be equipped with on the lateral wall of laying the rail and be used for right sliding plate direction of motion carries out spacing stopper, the motor sets up shakeout on the box and with screw rod transmission connects.
By adopting the technical scheme, when the materials in the flattening boxes are conveyed from one end close to the mixing barrels on the laying rail to one end far away from the laying rail, starting the motor, driving the screw rod to rotate by the motor, connecting the screw rod with the sliding plate in a threaded manner, driving the conveying plate to slide along the axial direction of the screw rod by the sliding plate, when the sliding plate slides from one end close to the laying rail to one end far away from the laying rail, the limiting plate limits the conveying plate to avoid the relative rotation between the conveying plate and the sliding plate as much as possible, thereby being convenient for the conveying plate to shift the materials in the flattening box close to one end of the laying rail to the flattening box far away from one end of the laying rail, realizing the material homogenization of the materials in the flattening box, when the conveying plate moves from one end far away from the laying rail to one end close to the laying rail, the sliding plate and the conveying plate rotate relatively, so that the conveying plate can be moved to one end close to the laying rail conveniently; when the distance between a plurality of flattening boxes changes, the supporting rod and the supporting seat slide relatively, and then the support of one end of the screw rod far away from the laying rail is realized.
In a specific embodiment, the moving assembly includes a front moving wheel set and a rear moving wheel set, the front moving wheel set is disposed at one side of the flattening box and is rotatably connected with the flattening box, and the rear moving wheel set is disposed at the other side of the flattening box.
Through adopting above-mentioned technical scheme, when the bend part of runway is laid to needs, through making the relative rotation take place between preceding removal wheelset and the shakeout box, and then make between preceding removal wheelset and the back removal driving wheel group with the extreme point of laying rail one end as the center of rotation and take place to rotate, be convenient for realize the laying to runway bend part, labour saving and time saving is favorable to realizing good laying effect.
In a specific embodiment, lay the rail and include a plurality of tracks, adjacent two can dismantle the connection through coupling assembling between the track, coupling assembling includes sliding block and cushion, one of them fixedly connected with sliding block on the track, another set up the inserting groove that supplies the sliding block to peg graft on the track, it is a plurality of all set up the mounting groove on the track, adjacent two on the track the mounting groove encloses to close and forms the confession the insertive slot of cushion, the cushion pass through connecting bolt with slot tank bottom fixed connection.
Through adopting above-mentioned technical scheme, when the rail is laid in the installation, select orbital quantity according to the required length of laying of runway, then splice a plurality of tracks along the length direction of runway, when connecting two adjacent tracks, two adjacent tracks enclose to close and form and supply the inserted slot of cushion, insert the cushion in the slot at last, utilize and connect bolted connection cushion and two adjacent tracks, realized orbital connection, it is simple convenient, have good straightness accuracy.
In a specific implementation scheme, the rotating assembly comprises a rotating plate and a limiting cylinder, the limiting cylinder is fixedly connected to the end of the laying rail, the rotating plate is rotatably connected to the limiting cylinder, a clamping block is fixedly connected to the flattening box close to one end of the laying rail, a clamping groove for clamping the clamping block is formed in the rotating plate, the clamping groove is communicated with the peripheral wall of the rotating plate, a penetrating groove for the clamping block to slide and penetrate is formed in the peripheral wall of the limiting cylinder, when the penetrating groove is communicated with the clamping groove, the clamping block can slide and separate from the rotating plate, and a sliding groove for the clamping block to slide is formed in the laying rail.
Through adopting above-mentioned technical scheme, when laying the straight way of runway, the box of shakeout moves along the length direction who lays the rail, when the box of shakeout that is close to laying rail one end removes to the tip of laying the rail, the joint piece passes wearing groove and joint groove in proper order, this moment, rotate a plurality of shakeout boxes, the box of shakeout moves joint piece and rotor plate at spacing section of thick bamboo internal rotation, utilize the inner wall of spacing section of thick bamboo to carry out spacingly to the joint piece, when the joint piece rotates 180, the laying of runway bend has been realized, and at this moment, the notch intercommunication in wearing groove and joint groove, shakeout box and joint piece slide and break away from in joint groove and the wearing groove, the box of shakeout continues to slide along the length direction who lays the rail under the effect of joint piece and spout, the laying of the straight way to the runway opposite side has been realized, and is simple and convenient, be favorable to realizing good runway laying effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the surface of a substrate is paved, the moving component is used for driving the mixing component and the flattening component to move along the length direction of the paving rail, when the mixing component and the flattening component move to one end of the paving rail, the rotating component is used for driving the mixing component and the flattening component to rotate around the end point of the paving rail, after the mixing component and the flattening component rotate 180 degrees, the mixing component and the flattening component continue to move along the length direction of the paving rail, and the paving of the surface of the substrate is realized; the mixing component is used for mixing the polyurethane and the foaming particles in real time, so that the uniformity of system foaming is improved;
2. when the materials in the flattening boxes are conveyed from one end close to the mixing barrels on the laying rail to one end far away from the laying rail, starting the motor, driving the screw rod to rotate by the motor, connecting the screw rod with the sliding plate in a threaded manner, driving the conveying plate to slide along the axial direction of the screw rod by the sliding plate, when the sliding plate slides from one end close to the laying rail to one end far away from the laying rail, the limiting plate limits the conveying plate to avoid the relative rotation between the conveying plate and the sliding plate as much as possible, thereby being convenient for the conveying plate to shift the materials in the flattening box close to one end of the laying rail to the flattening box far away from one end of the laying rail, realizing the material homogenization of the materials in the flattening box, when the conveying plate moves from one end far away from the laying rail to one end close to the laying rail, the sliding plate and the conveying plate rotate relatively, and the conveying plate is convenient to move to one end close to the laying rail.
Drawings
Fig. 1 is a schematic view of an overall structure for embodying a paving apparatus in an embodiment of the present application.
Fig. 2 is an exploded view of an embodiment of the present application for embodying a connecting assembly.
Fig. 3 is an enlarged view of a point a in fig. 1.
Fig. 4 is an exploded view of an embodiment of the present application for embodying a hybrid assembly.
Fig. 5 is a schematic diagram of an overall structure for embodying the flattening assembly in the embodiment of the present application.
Fig. 6 is an enlarged view at B in fig. 5.
Fig. 7 is an exploded view of an embodiment of the present application for embodying a delivery assembly.
Fig. 8 is an enlarged view at C in fig. 7.
Description of reference numerals: 1. laying a rail; 2. a paving machine; 3. a rotating assembly; 301. a rotating plate; 302. a limiting cylinder; 4. a connecting assembly; 41. a sliding block; 42. cushion blocks; 5. a mixing assembly; 51. a mixing barrel; 52. a material smashing rod; 53. a drive member; 531. a cylinder; 6. flattening the assembly; 61. flattening the box; 62. a connecting rod; 63. a plug rod; 7. a moving assembly; 71. a front moving wheel set; 72. a rear moving wheel set; 8. a delivery assembly; 81. a screw; 82. a conveying plate; 83. a slide plate; 84. a motor; 85. a support rod; 9. a track; 10. a connecting frame; 11. positioning the bolt; 12. inserting grooves; 13. a ground nail; 14. mounting grooves; 15. a slot; 16. a limiting rod; 17. a connecting bolt; 18. a frame; 19. a limiting ring; 20. a strut; 21. a material smashing plate; 22. a through hole; 23. a first clamping plate; 24. a second clamping plate; 25. a discharge hopper; 26. pressing the bolt; 27. a discharge chute; 28. pressing a flat plate; 29. an electric cylinder; 30. positioning a rod; 31. a supporting seat; 32. a limiting block; 33. a motion wheel; 34. a clamping block; 35. a clamping groove; 36. a cambered surface; 37. penetrating a groove; 38. a chute; 39. and (7) installing a rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses a construction process of a cast-in-place polyurethane micro-foaming mixed track. The construction process of the cast-in-place polyurethane micro-foaming mixed track comprises the following steps:
s1: carrying out foundation cleaning on the ground to be paved;
s2: sealing the bottom of the cleaned ground by adopting an asphalt foundation;
s3: carrying out horizontal detection and adjustment on the bottom sealing layer;
s4: laying a base material on the bottom sealing layer;
s5: mixing polyurethane and foaming particles by using a paving device and uniformly paving the polyurethane and the foaming particles on the surface of a base material;
s6: and measuring and drawing a marking line.
In this embodiment, the TPU granule can be chooseed for use to the foaming granule, utilizes and carries out the intensive mixing with the foaming granule and polyurethane, is favorable to realizing the microfoaming system to the runway, is favorable to improving the physical properties in place, has reduced the cost of material to a certain extent for the system foaming is even, is convenient for be under construction.
Referring to fig. 1 and 2, the paving device includes that lay rail 1 and laying machine 2, and the length direction who lays rail 1 is parallel with the length direction of runway, and laying machine 2 moves along the length direction who lays rail 1, and the both ends of laying rail 1 all are equipped with and are used for carrying out spacing rotating assembly 3 to laying machine 2's rotation route.
Lay rail 1 and form by the concatenation of a plurality of tracks 9, can dismantle the connection through coupling assembling 4 between two adjacent tracks 9, coupling assembling 4 includes sliding block 41 and cushion 42, inserting groove 12 has all been seted up to each track 9's one end, sliding block 41 and track 9's the shaping of other end homogeneous body, sliding block 41 and inserting groove 12 cooperation of pegging graft, inserting groove 12 and track 9 are towards the diapire intercommunication on ground, in this embodiment, sliding block 41 is the forked tail piece, inserting groove 12 is the dovetail, each section track 9 all nails into ground through ground nail 13 and in order to realize the ascending spacing of track 9 direction of height, avoid track 9 to take place to remove as far as possible.
Two mounting grooves 14 have all been seted up on the lateral wall on ground is kept away from to each track 9, and the relative mounting groove 14 that sets up of two adjacent tracks 9 encloses to close and forms the slot 15 that supplies cushion 42 to peg graft, and the both ends of cushion 42 all are through connecting bolt 17 and two adjacent track 9 fixed connection.
When installing and laying rail 1, the quantity of track 9 is selected according to the required length of laying of runway, then splice a plurality of tracks 9 along the length direction of runway, utilize ground nail 13 to fix a position track 9 subaerial, when connecting adjacent two tracks 9, will splice one of them track 9 from top to bottom with another track 9 earlier, at this moment, sliding block 41 inserts in the inserting groove 12, adjacent two tracks 9 enclose to close and form and supply cushion 42 male slot 15, insert cushion 42 in slot 15 at last, utilize connecting bolt 17 to connect cushion 42 and adjacent two tracks 9, it is simple and convenient, make to have good straightness accuracy between track 9 and the track 9.
Referring to fig. 3, the paving machine 2 includes a frame 18, a mixing component 5 for mixing materials, a leveling component 6 for leveling the materials on a base layer, and a moving component 7 for driving the mixing component 5 and the leveling component 6 to move, wherein the mixing component 5, the leveling component 6, and the moving component 7 are all disposed on the frame 18.
Referring to fig. 4, mixing component 5 includes mixing barrel 51, smash material pole 52 and driving piece 53, the nozzle department of mixing barrel 51 is equipped with and is used for carrying out spacing stop ring 19 to smashing material pole 52, stop ring 19 passes through branch 20 and mixing barrel 51 fixed connection, smash material pole 52's one end and stretch into mixing barrel 51 and fixedly connected with smash material board 21, smash the diameter of material board 21 and be less than mixing barrel 51's diameter, smash material board 21 and go up and evenly seted up a plurality of through-holes 22 along circumference, driving piece 53 is used for driving smash material pole 52 and carry out reciprocating motion along mixing barrel 51's axis direction, in this embodiment, driving piece 53 sets up to cylinder 531, cylinder 531 sets up the nozzle department at mixing barrel 51 through connecting frame 10 fixed connection, the one end fixed connection of smashing material board 21 is kept away from to cylinder 531's piston rod and smash material pole 52.
When mixing polyurethane and foaming granule, start cylinder 531, the piston rod of cylinder 531 drives and benefits the axis direction reciprocating motion of material pole 52 and material board 21 of smashing along compounding section of thick bamboo 51, it is spacing to utilize the locating part to smash the direction of motion of material pole 52, at this moment, polyurethane and foaming granule in the compounding section of thick bamboo 51 are extruded from through-hole 22, smash the material through reciprocal polyurethane and the foaming granule in the compounding section of thick bamboo 51, be favorable to realizing good polyurethane and foaming granule's mixed effect.
Referring to fig. 5 and 6, shakeout subassembly 6 includes a plurality of shakeout boxes 61, connecting rod 62 and peg graft pole 63, but a plurality of shakeout boxes 61 are telescopic connection each other, in two adjacent shakeout boxes 61, one of them shakeout box 61 slides the joint in another shakeout box 61, the joint all is equipped with first cardboard 23 at the both ends of shakeout box 61 in inside, the both ends that set up outside shakeout box 61 all are equipped with second cardboard 24, utilize first cardboard 23 and second cardboard 24 to avoid mutually breaking away from between two adjacent shakeout boxes 61 as far as possible.
Referring to fig. 3, fig. 4 and fig. 6, shakeout box 61 and frame 18 fixed connection that are close to laying rail 1, mixing barrel 51 inclines to be fixed on frame 18, mixing barrel 51 is equipped with toper play hopper 25 on keeping away from the discharge gate of laying rail 1's one end, the one end that goes out hopper 25 and keep away from mixing barrel 51 is in succession had communicating pipe, be provided with the solenoid valve on the communicating pipe, one side setting that mixing barrel 51 was kept away from to the communicating pipe is in the top of shakeout box 61 that is close to laying rail 1, mixing barrel 51 is to shakeout the distance of box 61 and is increased progressively to the one end of keeping away from shakeout box 61 by the one end that is close to shakeout box 61.
Referring to fig. 5 and 6, the one end of connecting rod 62 and the shakeout box 61 fixed connection who is close to laying rail 1 one side, the one end of peg graft 63 and the shakeout box 61 fixed connection who keeps away from laying rail 1 one side, the other end of connecting rod 62 slides and pegs graft in peg 63, peg 63 is close to threaded connection and is provided with pressure bolt 26 on the perisporium of connecting rod 62, pressure bolt 26 keeps away from the one end of spiral shell head and passes peg 63's perisporium and the perisporium butt of connecting rod 62, discharge chute 27 has all been seted up on a plurality of shakeout box 61 perpendicular to direction of motion's the lateral wall, the extending direction of discharge chute 27 and the extending direction of shakeout box 61 are parallel.
Referring to fig. 5, a flattening plate 28 is disposed on a side wall of the flattening boxes 61 facing the ground, an electric cylinder 29 is fixedly connected to the frame 18, positioning rods 30 are disposed at two ends of the flattening plate 28, one positioning rod 30 is connected to the flattening box 61 far away from one side of the frame 18 in a sliding manner, the other positioning rod 30 is connected to the flattening box 61 close to one side of the frame 18 in a sliding manner, a piston rod of the electric cylinder 29 is coaxially and fixedly connected to the positioning rod 30 close to one side of the frame 18, and a length direction of the flattening plate 28 is parallel to an extending direction of the flattening box 61.
When the runways with different widths are constructed, firstly, the distance between the plurality of flattening boxes 61 is adjusted, so that the distance between the flattening box 61 close to one end of the laying rail 1 and the flattening box 61 far from one end of the laying rail 1 is larger than the width of the runway to be laid, at the moment, relative displacement occurs between the connecting rod 62 and the inserting rod 63, and finally, one end, far away from the screw head, of the pressing bolt 26 is abutted against the peripheral wall of the connecting rod 62, so that the positioning of the relative position between the connecting rod 62 and the inserting rod 63 is realized, further, the positioning of the distance between the flattening box 61 close to one end of the laying rail 1 and the flattening box 61 far from one end of the laying rail 1 is realized, and the paving and blanking of the runways with different widths are conveniently realized; when the material in the flattening box 61 is extruded from the discharge chute 27, the piston rod of the electric cylinder 29 drives the flattening plate 28 to move back and forth along the horizontal direction, so that the material discharged from the discharge chute 27 can be flattened conveniently, and the good laying effect on the runway can be realized.
Referring to fig. 7 and 8, a plurality of flattening boxes 61 are respectively provided with a conveying assembly 8 for conveying materials close to one side of the laying rail 1 in a direction away from the rack 18, each conveying assembly 8 comprises a screw 81, a conveying plate 82, a sliding plate 83, a motor 84 and a supporting rod 85, one end of each screw 81 is rotatably connected with the flattening box 61 close to the rack 18, the other end of each screw 81 is coaxially and fixedly connected with the supporting rod 85, the motor 84 is fixedly connected with the flattening box 61 close to the laying rail 1, an output shaft of the motor 84 is in transmission connection with the screw 81, one end of each supporting rod 85 far from the screw 81 extends out of the side wall of the flattening box 61 far from one side of the laying rail 1, the side wall of the flattening box 61 far from one side of the laying rail 1 is fixedly connected with a supporting seat 31, the supporting rod 85 is slidably connected on the supporting seat 31, the sliding plate 83 is in threaded connection with the screw 81, two opposite side walls of the sliding plate 83 are abutted against the inner walls of the flattening boxes 61, the conveying plate 82 and the sliding plate 83 are connected in a rotating mode towards the side wall of the inner bottom wall of the flattening box 61, the rotating axis of the conveying plate 82 is perpendicular to the axis direction of the screw 81, and the sliding plate 83 is fixedly connected with a limiting block 32 used for limiting the moving direction of the sliding plate 83 on the side wall close to the laying rail 1.
When materials in a plurality of flattening boxes 61 are conveyed from one end close to the mixing barrel 51 on the laying rail 1 to one end far away from the mixing barrel 51 on the laying rail 1, the motor 84 is started, the motor 84 drives the screw 81 to rotate, the screw 81 is in threaded connection with the sliding plate 83, the sliding plate 83 drives the conveying plate 82 to move along the axial direction of the screw 81, when the sliding plate 83 slides from one end close to the laying rail 1 to one end far away from the laying rail 1, the limiting plate limits the conveying plate 82, relative rotation between the conveying plate 82 and the sliding plate 83 is avoided as much as possible, further the conveying plate 82 is convenient for stirring the materials in the flattening boxes 61 close to one end of the laying rail 1 into the flattening boxes 61 far away from one end of the laying rail 1, material homogenization of the materials in the flattening boxes 61 is realized, when the conveying plate 82 moves from one end far away from the laying rail 1 to one end close to the laying rail 1, relative rotation between the sliding plate 83 and the conveying plate 82 occurs, facilitating the movement of the conveyor plate 82 close to one end of the laying rail 1; when the distance between the flatting boxes 61 changes, the supporting rod 85 and the supporting seat 31 slide relatively, and the end of the screw 81 far away from the laying rail 1 is supported.
Referring to fig. 5 and 6, the moving assembly 7 includes a front moving wheel set 71 and a rear moving wheel set 72, the front moving wheel set 71 and the rear moving wheel set 72 both include two moving wheels 33 and a limiting rod 16, the two moving wheels 33 are all rotatably connected to be provided with an installation rod 39, the limiting rod 16 is hollow inside, the installation rod 39 corresponds to the end of the limiting rod 16 one by one, one end of the installation rod 39 far away from the moving wheels 33 is inserted into the limiting rod 16, two ends of the limiting rod 16 are both provided with positioning bolts 11, and one end of the positioning bolt 11 far away from a screw head penetrates through the peripheral wall of the limiting rod 16 and abuts against the side wall of the installation rod 39. One mounting rod 39 in the rear moving wheel set 72 is fixedly connected with the flattening box 61 close to one side of the laying rail 1, the other mounting rod 39 in the rear moving wheel set 72 is fixedly connected with the flattening box 61 far away from one side of the laying rail 1, and the peripheral wall of the limiting rod 16 corresponding to the front moving wheel set 71 is rotatably connected with the flattening box 61 arranged in the middle.
When the curve part of runway needs to be laid, through making take place relative rotation between preceding removal wheelset 71 and the shakeout box 61, and then make between preceding removal wheelset 71 and the backward movement driving wheel group 72 take place to rotate as the center of rotation with the extreme point of laying rail 1 one end, be convenient for realize the laying to runway curve part, labour saving and time saving is favorable to realizing good laying effect.
Referring to fig. 2, the rotating assembly 3 includes a rotating plate 301 and a limiting cylinder 302, the limiting cylinder 302 is fixedly connected to the end of laying the rail 1, the rotating plate 301 is rotatably connected to the end of laying the rail 1, a clamping block 34 is fixedly connected to the frame 18, a clamping groove 35 for clamping the clamping block 34 is formed in the rotating plate 301, the clamping groove 35 is communicated with the peripheral wall of the rotating plate 301, two ends of the clamping block 34 are respectively provided with an arc surface 36 matched with the peripheral wall of the rotating plate 301, a penetrating groove 37 for sliding the clamping block 34 is formed in the peripheral wall of the limiting cylinder 302, the width of the penetrating groove 37 is consistent with that of the clamping block 34, when the penetrating groove 37 is communicated with the clamping groove 35, the clamping block 34 can slide away from the rotating plate 301, and a sliding groove 38 for sliding the clamping block 34 is formed in the laying rail 1.
When the straight track of the runway is paved, the flattening box 61 moves along the length direction of the paving track 1, when the flattening boxes 61 close to one end of the laying rail 1 move to the end part of the laying rail 1, the clamping blocks 34 sequentially pass through the through grooves 37 and the clamping grooves 35, at the moment, a plurality of flattening boxes 61 are rotated, the flattening boxes 61 drive the clamping blocks 34 and the rotating plate 301 to rotate in the limiting cylinder 302, the clamping blocks 34 are limited by the inner wall of the limiting cylinder 302, when joint piece 34 rotated 180, realized laying the runway bend, and this moment, wear the notch intercommunication in groove 37 and joint groove 35, shakeout box 61 and joint piece 34 slide from joint groove 35 and wear the groove 37 and break away from, shakeout box 61 continues to slide along the length direction who lays rail 1 under the effect of joint piece 34 and spout 38, realized laying the straight way of runway opposite side, it is simple convenient, be favorable to realizing good runway and lay the effect.
The implementation principle of the construction process of the cast-in-place polyurethane micro-foaming mixed track in the embodiment of the application is as follows: when the surface of a substrate is paved, firstly, the manual pushing moving component 7 is utilized to drive the mixing component 5 and the flattening component 6 to move along the length direction of the paving rail 1, when the mixing component 5 and the flattening component 6 move to one end of the paving rail 1, the rotating component 3 is utilized to drive the mixing component 5 and the flattening component 6 to rotate around the end point of the paving rail 1, after the mixing component 5 and the flattening component 6 rotate 180 degrees, the mixing component 5 and the flattening component 6 continue to move along the length direction of the paving rail 1, and the paving of the surface of the substrate is realized; the mixing component 5 is used for mixing the polyurethane and the foaming particles in real time, so that the improvement of the uniform degree of system foaming is facilitated.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A construction process of a cast-in-place polyurethane micro-foaming mixed track is characterized by comprising the following steps: the method comprises the following steps:
carrying out foundation cleaning on the ground to be paved;
sealing the bottom of the cleaned ground by adopting an asphalt foundation;
carrying out horizontal detection and adjustment on the bottom sealing layer;
laying a base material on the bottom sealing layer;
mixing polyurethane and foaming particles by using a paving device and uniformly paving the polyurethane and the foaming particles on the surface of a base material;
and measuring and drawing a marking line.
2. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 1, characterized in that: the device of paving is including laying rail (1) and laying machine (2), the length direction who lays rail (1) and the length direction of runway parallel, laying machine (2) are followed the length direction motion of laying rail (1), the both ends of laying rail (1) all are equipped with be used for right laying machine (2) rotate the route and carry out spacing rotating assembly (3), laying machine (2) including be used for mixed material's hybrid module (5), with the material shakeout subassembly (6) and be used for driving of shakeout on the basic unit hybrid module (5) and the removal subassembly (7) that shakeout subassembly (6) removed.
3. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 2, characterized in that: mix subassembly (5) including mixing barrel (51), smash material pole (52) and driving piece (53), smash the one end of material pole (52) and stretch into in mixing barrel (51), smash material pole (52) and stretch into the one end of mixing barrel (51) is equipped with smashes flitch (21), smash and seted up a plurality of through-holes (22) on flitch (21), driving piece (53) are used for the drive smash material pole (52) and follow the axis direction motion of mixing barrel (51), be equipped with on mixing barrel (51) and be used for right it carries out spacing locating part to smash material pole (52).
4. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 3, characterized in that: the flattening component (6) comprises a plurality of flattening boxes (61), a connecting rod (62) and an inserting rod (63), the flattening boxes (61) are connected in a telescopic way, one end of the connecting rod (62) is fixedly connected with the flattening box (61) close to one side of the laying rail (1), one end of the insertion rod (63) is fixedly connected with the flattening box (61) at one side far away from the laying rail (1), the other end of the connecting rod (62) is inserted into the inserting rod (63), the side wall of the inserting rod (63) is connected with a pressing bolt (26) in a threaded manner, one end, far away from the screw head, of the pressing bolt (26) is abutted against the side wall of the connecting rod (62), discharge grooves (27) are formed in the side walls of the flattening boxes (61), and the flattening boxes (61) close to one side of the laying rail (1) are communicated with a discharge hole of the mixing barrel (51).
5. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 4, characterized in that: a conveying component (8) used for conveying materials close to one side of the laying rail (1) to the side far away from the laying rail (1) is arranged in the plurality of the laying boxes (61), the conveying component (8) comprises a screw rod (81), a conveying plate (82), a sliding plate (83), a motor (84) and a supporting rod (85), one end of the screw rod (81) is rotatably connected with the laying box (61) close to one side of the laying rail (1), the other end of the screw rod (81) is coaxially and fixedly connected with the supporting rod (85), one end, far away from the screw rod (81), of the supporting rod (85) extends out of the side wall, far away from one side of the laying rail (1), of the laying box (61), a supporting seat (31) is arranged on the laying box (61) far away from one side of the laying rail (1), and the supporting rod (85) slides through the supporting seat (31), slide board (83) with screw rod (81) threaded connection and edge the axis direction of screw rod (81) slides, delivery board (82) with slide board (83) orientation the lateral wall of shakeout box (61) rotates to be connected, slide board (83) are close to be equipped with on the lateral wall of laying rail (1) and be used for right slide board (83) direction of motion carries out spacing stopper (32), motor (84) set up on shakeout box (61) and with screw rod (81) transmission is connected.
6. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 5, characterized in that: remove subassembly (7) including preceding removal wheelset (71) and back removal driving wheel group (72), preceding removal wheelset (71) set up and are in flatten one side of box (61) and with flatten box (61) and rotate the connection, back removal wheelset (72) set up and are in flatten the opposite side of box (61).
7. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 2, characterized in that: lay rail (1) and include a plurality of tracks (9), adjacent two can dismantle the connection through coupling assembling (4) between track (9), coupling assembling (4) are including sliding block (41) and cushion (42), one of them fixedly connected with sliding block (41), another on track (9) set up inserting groove (12) that supply sliding block (41) to peg graft, a plurality of all set up mounting groove (14) on track (9), adjacent two on track (9) mounting groove (14) enclose to close and form the confession cushion (42) male slot (15), cushion (42) through connecting bolt (17) with slot (15) tank bottom fixed connection.
8. The construction process of the cast-in-place polyurethane micro-foaming mixed track according to claim 5, characterized in that: the rotating assembly (3) comprises a rotating plate (301) and a limiting cylinder (302), the limiting cylinder (302) is fixedly connected and arranged at the end part of the laying rail (1), the rotating plate (301) is rotatably connected and arranged in the limiting cylinder (302), a clamping block (34) is fixedly connected to the flattening box (61) close to one end of the laying rail (1), the rotating plate (301) is provided with a clamping groove (35) for clamping the clamping block (34), the clamping groove (35) is communicated with the peripheral wall of the rotating plate (301), a penetrating groove (37) for the clamping block (34) to slide and penetrate is formed in the peripheral wall of the limiting cylinder (302), when the through groove (37) is communicated with the clamping groove (35), the clamping block (34) can slide and separate from the rotating plate (301), and a sliding groove (38) for the clamping block (34) to slide is formed in the laying rail (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826420.XA CN115012275B (en) | 2022-07-14 | 2022-07-14 | Construction process of cast-in-situ polyurethane micro-foaming mixed runway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826420.XA CN115012275B (en) | 2022-07-14 | 2022-07-14 | Construction process of cast-in-situ polyurethane micro-foaming mixed runway |
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| CN115012275B CN115012275B (en) | 2023-12-05 |
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| GB190708224A (en) * | 1906-04-09 | 1907-07-25 | Taylor Milton Garver | Improvements in Railway Track Laying Machines. |
| GB1134345A (en) * | 1966-05-27 | 1968-11-20 | Minnesota Mining & Mfg | Paving surfacing |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115012275B (en) | 2023-12-05 |
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