CN217324843U - Road paving device is used in road and bridge construction - Google Patents
Road paving device is used in road and bridge construction Download PDFInfo
- Publication number
- CN217324843U CN217324843U CN202220125162.8U CN202220125162U CN217324843U CN 217324843 U CN217324843 U CN 217324843U CN 202220125162 U CN202220125162 U CN 202220125162U CN 217324843 U CN217324843 U CN 217324843U
- Authority
- CN
- China
- Prior art keywords
- groups
- fixedly connected
- road
- sets
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 2
- 238000003756 stirring Methods 0.000 abstract description 15
- 239000004568 cement Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 7
- 238000007790 scraping Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 239000011440 grout Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model discloses a road paving device for road and bridge construction, which comprises a bottom plate, wherein the left and right sides of the bottom plate are fixedly connected with two groups of brake rollers, the middle of the bottom plate is fixedly connected with a discharge hopper, the center of the bottom plate is provided with a discharge passage, the left and right sides of the top of the bottom plate are fixedly connected with two groups of supporting plates, the middle of the right side of the right supporting plate is fixedly connected with a pushing handle, one side of the two groups of supporting plates, which are close to each other, is fixedly connected with a storage box, the bottom of the storage box is provided with a vertical guide pipe, a driving motor drives a fixed shaft to rotate, so that a stirring rod rotates to stir cement paste, simultaneously drives a scraping plate to scrape materials adhered to the inner cavity wall of the storage box, thereby avoiding the cement paste from solidifying and influencing normal use, an adjusting handle drives a threaded rod to rotate, the heights of a mounting plate and a leveling roller can be adjusted according to requirements, when the device moves, the paving roller rotates through the rotating shaft to pave cement paste, so that the pavement smoothness of the road is ensured, and the pavement effect is improved.
Description
Technical Field
The utility model belongs to the technical field of the road and bridge construction, specifically be a road paving device is used in road and bridge construction.
Background
Road and bridge construction refers to the road bed, the road surface, the bridge, tunnel engineering and traffic engineering facility etc. are under construction and are built, the road surface of bridge generally includes that the road bed is two-layer with the road surface, the road bed has concrete placement to form, the road surface has cement mortar to lay mostly and forms, be used for guaranteeing the level and smooth of road surface, thereby make the car can be stable on the road, it is comfortable, the operation of safety and economy, current laying device can't stir the grout in laying process, the grout is placed for a long time and is taken place to solidify easily, influence normal use, and the grout homogeneity and the roughness of laying are relatively poor, consequently, a road and bridge construction is with road laying device is proposed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a road paving device is used in road and bridge construction to the grout that proposes in solving above-mentioned background art takes place to solidify for a long time easily, influences the problem of normal use.
In order to achieve the above object, the utility model provides a following technical scheme: a road paving device for road and bridge construction comprises a bottom plate, wherein the left side and the right side of the bottom plate are fixedly connected with two groups of brake rollers, the middle of the bottom plate is fixedly connected with a discharge hopper, a feeding channel is arranged at the center of the bottom plate, the left side and the right side of the top of the bottom plate are fixedly connected with two groups of supporting plates, the middle of the right side of the right supporting plate is fixedly connected with a pushing handle, one side of the two groups of supporting plates, which are close to each other, is fixedly connected with a storage box, the bottom of the storage box is provided with a vertical guide pipe, the guide pipe is positioned at the top of the feeding channel, the surface of the guide pipe is provided with a valve, the right side of the top of the storage box is fixedly connected with a feeding hole, the left side of the top of the storage box is fixedly connected with a motor box, the top of an inner cavity of the motor box is fixedly connected with a driving motor, the bottom of the driving motor is provided with a vertical first rotating rod, and the left side of the left supporting plate is fixedly connected with a driving box, the middle of the left side of the driving box is provided with an adjusting handle, and the bottom of the driving box is provided with a paving assembly.
Preferably, the inner chamber top left side and the two sets of first supporting blocks of middle fixedly connected with of storage case, the bottom swing joint of two sets of first supporting blocks has two sets of vertical second dwangs, and the top of left side second dwang runs through the first supporting block in left side, the bottom fixed connection of the bottom of the top left side of storage case and motor case and first dwang, two sets of rotation wheels have been cup jointed on the surface of two sets of second dwangs, horizontal drive belt has been cup jointed on the surface of two sets of rotation wheels.
Preferably, the vertical fixed axle of bottom fixedly connected with of middle second dwang, five groups of connecting blocks have been cup jointed to the surface of fixed axle from top to bottom fixedly, ten horizontal puddlers of group's the left and right sides fixedly connected with of five groups of connecting blocks, ten one end fixedly connected with ten groups that the puddler is not connected with five groups of connecting blocks scrape the flitch, and ten groups scrape the flitch and paste mutually with the inner chamber wall of storage case, the bottom of storage case is equipped with sealed connector, the top and the sealed connector of passage.
Preferably, the inner chamber left and right sides fixedly connected with two sets of second supporting shoes of drive case, one side swing joint that two sets of second supporting shoes are close to each other has two sets of horizontal threaded rods, two sets of threaded rods one end fixedly connected with two sets of first conical gear that are close to each other, one side that the surface of two sets of first conical gear is close to each other is equipped with first conical gear assorted second conical gear, the fixedly connected with center pin is located in the center of surface of second conical gear, and the center pin does not run through in the middle of the left side of drive case with the one end of second conical gear connection and adjustment handle fixed connection.
Preferably, two sets of stoppers have been cup jointed to the one side screw thread that the surface of two sets of threaded rods kept away from each other, two sets of stoppers and two sets of second supporting shoes are close to two sets of buffer springs of one side fixedly connected with each other, and two sets of buffer springs cup joint on the surface of two sets of threaded rods, two sets of first connecting blocks of bottom fixedly connected with of two sets of stoppers, the surface through connection of first connecting block has two sets of first connecting axles, two sets of first connecting axle swing joint have two sets of movable rods, the bottom of drive case is equipped with horizontal removal logical groove.
Preferably, the paving component comprises a mounting frame, a transverse paving roller is arranged in a groove of the mounting frame, the center of the paving roller and the left side and the right side of the mounting frame are transversely connected with a rotating shaft in a penetrating manner, a second connecting block is fixedly connected in the middle of the top of the mounting frame, two groups of second connecting shafts are arranged on the left side and the right side of the surface of the second connecting block in a penetrating manner, and the two groups of movable rods are not connected with one ends of the two groups of first connecting shafts through the bottom and the two groups of second connecting shafts which penetrate through the driving box through the moving groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the driving motor drives the first rotating rod and the left second rotating rod to rotate, and the two groups of rotating wheels and the driving belt are matched with each other to drive the two groups of second rotating rods and the fixed shaft to rotate, so that the stirring rod rotates to stir cement paste, and the stirring rod rotates and simultaneously drives the scraping plate to scrape off materials adhered to the inner cavity wall of the storage box, thereby avoiding that the normal use is influenced by the coagulation of the cement paste;
2. adjust handle and drive center pin and second bevel gear and rotate, because the meshing is connected between second bevel gear and the first bevel gear, make first bevel gear drive the threaded rod and rotate, two sets of stoppers are close to each other or keep away from, through first connecting block, first connecting axle, remove logical groove, second connecting block and second connecting axle are mutually supported, it is rotatory flexible to drive the movable rod, can adjust the height of mounting panel and paving gyro wheel as required, when the device removes, the paving gyro wheel rotates through the axis of rotation and paves the grout, ensure that road paving is level and smooth, the effect of laying is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the material storage box of the present invention;
FIG. 3 is a schematic view of the structure of the driving box of the present invention;
fig. 4 is the structural schematic diagram of the paving assembly of the present invention.
In the figure: 1, 2 brake rollers, 3 discharge hoppers, 4 discharge openings, 5 support plates, 6 push handles, 7 storage tanks, 71 first support blocks, 72 second rotating rods, 73 rotating wheels, 74 transmission belts, 75 fixed shafts, 76 connecting blocks, 77 stirring rods, 78 scraping plates, 79 sealed connecting ports, 8 guide pipes, 9 valves, 10 feed inlets, 11 motor tanks, 12 driving motors, 13 first rotating rods, 14 driving tanks, 141 second support blocks, 142 threaded rods, 143 first conical gears, 144 second conical gears, 145 central shafts, 146 limiting blocks, 147 buffer springs, 148 first connecting blocks, 149 first connecting shafts, 1491 movable rods, 1492 moving through grooves, 15 adjusting handles, 16 flattening components, 161 mounting frames, 162 flattening rollers, 163 rotating shafts, 164 second connecting blocks and 165 second connecting shafts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a road paving device for road and bridge construction comprises a bottom plate 1, wherein the left side and the right side of the bottom plate 1 are fixedly connected with two groups of brake rollers 2, the middle of the bottom plate 1 is fixedly connected with a discharge hopper 3, the center of the bottom plate 1 is provided with a discharge passage 4, the left side and the right side of the top of the bottom plate 1 are fixedly connected with two groups of supporting plates 5, the middle of the right side of the right supporting plate 5 is fixedly connected with a push handle 6, one sides of the two groups of supporting plates 5, which are close to each other, are fixedly connected with a storage box 7, the bottom of the storage box 7 is provided with a vertical guide pipe 8, the guide pipe 8 is positioned at the top of the discharge passage 4, the surface of the guide pipe 8 is provided with a valve 9, the right side of the top of the storage box 7 is fixedly connected with a feed inlet 10, the left side of the top of the storage box 7 is fixedly connected with a motor box 11, the top of an inner cavity of the motor box 11 is fixedly connected with a driving motor 12, and the bottom of the driving motor 12 is provided with a vertical first rotating rod 13, the left side of the left supporting plate 5 is fixedly connected with a driving box 14, the middle of the left side of the driving box 14 is provided with an adjusting handle 15, and the bottom of the driving box 14 is provided with a paving assembly 16.
In this embodiment, referring to fig. 1 and 2, two sets of first support blocks 71 are fixedly connected to the left side and the middle of the top of the inner cavity of the storage box 7, two sets of vertical second rotation rods 72 are movably connected to the bottoms of the two sets of first support blocks 71, the top end of the left second rotation rod 72 penetrates through the left first support block 71, the left side of the top of the storage box 7 and the bottom of the motor box 11 and is fixedly connected to the bottom end of the first rotation rod 13, two sets of rotation wheels 73 are sleeved on the surfaces of the two sets of second rotation rods 72, a transverse transmission belt 74 is sleeved on the surfaces of the two sets of rotation wheels 73, the driving motor 12 drives the first rotation rod 13 and the left second rotation rod 72 to rotate, and the two sets of second rotation rods 72 are driven to rotate simultaneously by the mutual cooperation of the two sets of rotation wheels 73 and the transmission belt 74;
in this embodiment, referring to fig. 1 and 2, a vertical fixed shaft 75 is fixedly connected to the bottom end of the middle second rotating rod 72, five groups of connecting blocks 76 are fixedly sleeved on the surface of the fixed shaft 75 from top to bottom, ten groups of transverse stirring rods 77 are fixedly connected to the left and right sides of the five groups of connecting blocks 76, ten groups of scraping plates 78 are fixedly connected to the ends of the ten groups of stirring rods 77, which are not connected to the five groups of connecting blocks 76, the ten groups of scraping plates 78 are attached to the inner cavity wall of the storage box 7, a sealing connector 79 is arranged at the bottom of the storage box 7, the top end of the material guiding pipe 8 is connected to the sealing connector 79, the second rotating rod 72 drives the fixed shaft 75 to rotate, so that the stirring rods 77 rotate to stir cement slurry, and the stirring rods 77 rotate and simultaneously drive the scraping plates 78 to scrape off materials adhered to the inner cavity wall of the storage box 7;
in this embodiment, referring to fig. 1 and 3, two sets of second supporting blocks 141 are fixedly connected to the left and right sides of the inner cavity of the driving box 14, two sets of transverse threaded rods 142 are movably connected to one side of the two sets of second supporting blocks 141 close to each other, two sets of first bevel gears 143 are fixedly connected to one ends of the two sets of threaded rods 142 close to each other, a second bevel gear 144 matched with the first bevel gear 143 is arranged on one side of the two sets of first bevel gears 143 close to each other, a central shaft 145 is fixedly connected to the center of the surface of the second bevel gear 144, and the end of the central shaft 145 which is not connected with the second bevel gear 144 penetrates through the middle of the left side of the driving box 14 and is fixedly connected with the adjusting handle 15, the adjusting handle 15 drives the central shaft 145 and the second bevel gear 144 to rotate, due to the meshing connection between the second bevel gear 144 and the first bevel gear 143, the first bevel gear 143 drives the threaded rod 142 to rotate;
in this embodiment, referring to fig. 3, two sets of limiting blocks 146 are sleeved on the side of the surfaces of two sets of threaded rods 142, two sets of buffer springs 147 are fixedly connected to the side of the surfaces of the two sets of limiting blocks 146 and the two sets of second supporting blocks 141, which are close to each other, and the two sets of buffer springs 147 are sleeved on the surfaces of the two sets of threaded rods 142, two sets of first connecting blocks 148 are fixedly connected to the bottoms of the two sets of limiting blocks 146, two sets of first connecting shafts 149 are connected to the surfaces of the first connecting blocks 148 in a penetrating manner, two sets of movable rods 1491 are movably connected to the two sets of first connecting shafts 149, a transverse moving through groove 1492 is formed in the bottom of the driving box 14, and the threaded rods 142 rotate to drive the two sets of limiting blocks 146 to close to or away from each other and drive the first connecting blocks 148, the first connecting shafts 149 and the movable rods 1491 to move;
example 2
Referring to fig. 3 and 4, this embodiment differs from the first embodiment in that: the paving component 16 comprises a mounting frame 161, a transverse paving roller 162 is arranged in a groove of the mounting frame 161, a rotating shaft 163 is transversely connected at the center of the paving roller 162 and at the left side and the right side of the mounting frame 161 in a penetrating manner, a second connecting block 164 is fixedly connected in the middle of the top of the mounting frame 161, two groups of second connecting shafts 165 are connected at the left side and the right side of the surface of the second connecting block 164 in a penetrating manner, one ends of two groups of movable rods 1491, which are not connected with the two groups of first connecting shafts 149, penetrate through the bottom of the driving box 14 through a moving through groove 1492 to be movably connected with the two groups of second connecting shafts 165, the first connecting block 148, the first connecting shaft 149, the moving through groove 1492, the second connecting block 1464 and the second connecting shaft 165 are mutually matched to drive the movable rod 1491 to rotate and stretch, the heights of the mounting plate 161 and the paving rollers 162 can be adjusted as required, and when the device moves, the paving rollers 162 rotate through the rotating shaft 163 to pave the cement paste.
The working principle is as follows: when the device is used, the valve is opened, the device is moved by pushing the handle and the brake roller, cement slurry in the storage box falls on a road through the sealed connector, the material guide pipe, the blanking channel and the discharge hopper, the driving motor 12 drives the first rotating rod 13 and the left second rotating rod 72 to rotate at the same time, the two groups of rotating wheels 73 and the driving belt 74 are matched with each other to drive the two groups of second rotating rods 72 and the fixing shaft 75 to rotate, the stirring rod 77 rotates to stir the cement slurry, the stirring rod 77 rotates and simultaneously drives the scraping plate 78 to scrape materials adhered to the inner cavity wall of the storage box 7, the adjusting handle 15 drives the central shaft 145 and the second conical gear 144 to rotate, and the first conical gear 144 and the first conical gear 143 are meshed and connected, so that the first conical gear 143 drives the threaded rod 142 to rotate, the two groups of limiting blocks 146 are close to or far away from each other, and the device is moved by the first connecting block 148, First connecting axle 149, removal logical groove 1492, second connecting block 1464 and second connecting axle 165 cooperate each other, drive movable rod 1491 and rotate flexible, can adjust the height of mounting panel 161 and paving gyro wheel 162 as required, and when the device removed, paving gyro wheel 162 rotated through axis of rotation 163 and paved the grout.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a road paving device is used in road and bridge construction, includes bottom plate (1), its characterized in that: the brake device is characterized in that the left side and the right side of the bottom plate (1) are fixedly connected with two groups of brake rollers (2), the middle of the bottom plate (1) is fixedly connected with a discharge hopper (3), the center of the bottom plate (1) is provided with a discharging channel (4), the left side and the right side of the top of the bottom plate (1) are fixedly connected with two groups of supporting plates (5), the middle of the right side of the supporting plate (5) on the right side is fixedly connected with a pushing handle (6), one side of the two groups of supporting plates (5) close to each other is fixedly connected with a storage box (7), the bottom of the storage box (7) is provided with a vertical guide pipe (8), the guide pipe (8) is positioned at the top of the discharging channel (4), the surface of the guide pipe (8) is provided with a valve (9), the right side of the top of the storage box (7) is fixedly connected with a feeding hole (10), and the left side of the top of the storage box (7) is fixedly connected with a motor box (11), inner chamber top fixedly connected with driving motor (12) of motor case (11), the bottom of driving motor (12) is equipped with vertical first rotation pole (13), the left side fixedly connected with drive case (14) of backup pad (5), be equipped with in the middle of the left side of drive case (14) and adjust handle (15), the bottom of drive case (14) is equipped with paves flat subassembly (16).
2. The road paving device for road and bridge construction according to claim 1, wherein: inner chamber top left side and the two sets of first supporting block (71) of middle fixedly connected with of storage case (7), it is two sets of the bottom swing joint of first supporting block (71) has two sets of vertical second dwang (72), and the left side the top of second dwang (72) runs through the left side first supporting block (71) the top left side of storage case (7) with the bottom of motor case (11) with the bottom fixed connection of first dwang (13), it is two sets of rotation wheel (73), two sets of rotation wheel (73) have been cup jointed on the surface of second dwang (72) horizontal drive belt (74) have been cup jointed on the surface of rotation wheel (73).
3. The road paving device for road and bridge construction according to claim 2, wherein: middle the vertical fixed axle (75) of bottom fixedly connected with of second dwang (72), the surface of fixed axle (75) has from top to bottom fixedly cup jointed five group's connecting block (76), five groups ten horizontal puddler (77) of the left and right sides fixedly connected with of connecting block (76), ten groups puddler (77) do not with five groups flitch (78) are scraped to ten groups of one end fixedly connected with that connecting block (76) are connected, and ten groups scrape flitch (78) with the inner chamber wall of storage case (7) pastes, the bottom of storage case (7) is equipped with sealed connector (79), the top of passage (8) with sealed connector (79) are connected.
4. The road paving device for road and bridge construction according to claim 1, wherein: the left side and the right side of the inner cavity of the driving box (14) are fixedly connected with two groups of second supporting blocks (141), one side, close to each other, of each of the two groups of second supporting blocks (141) is movably connected with two groups of transverse threaded rods (142), one end, close to each other, of each of the two groups of threaded rods (142) is fixedly connected with two groups of first bevel gears (143), one side, close to each other, of the surfaces of the two groups of first bevel gears (143) is provided with second bevel gears (144) matched with the first bevel gears (143), the center of the surfaces of the second bevel gears (144) is fixedly connected with a central shaft (145), and one ends, not connected with the second bevel gears (144), of the central shaft (145) penetrate through the middle of the left side of the driving box (14) and are fixedly connected with the adjusting handle (15).
5. The road paving device for road and bridge construction according to claim 4, wherein: two groups of limiting blocks (146) are sleeved on the surface of the two groups of threaded rods (142) in a threaded manner, two groups of buffering springs (147) are fixedly connected to the side, close to each other, of the two groups of limiting blocks (146) and the two groups of second supporting blocks (141), two groups of buffering springs (147) are sleeved on the surface of the two groups of threaded rods (142), two groups of first connecting blocks (148) are fixedly connected to the bottoms of the two groups of limiting blocks (146), two groups of first connecting shafts (149) are connected to the surface of the first connecting blocks (148) in a penetrating manner, two groups of movable rods (1491) are movably connected to the first connecting shafts (149), and a transverse moving through groove (1492) is formed in the bottom of the driving box (14).
6. The road paving device for road and bridge construction according to claim 5, wherein: paving subassembly (16) including mounting bracket (161), be equipped with horizontal paving gyro wheel (162) in the recess of mounting bracket (161), the center department of paving gyro wheel (162) with the horizontal through connection in the left and right sides of mounting bracket (161) has axis of rotation (163), fixedly connected with second connecting block (164) in the middle of the top of mounting bracket (161), the surperficial left and right sides through connection of second connecting block (164) has two sets of second connecting axles (165), and is two sets of movable rod (1491) do not with two sets of the one end that first connecting axle (149) is connected is passed through removal through groove (1492) run through the bottom and two sets of driving case (14) second connecting axle (165) swing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125162.8U CN217324843U (en) | 2022-01-18 | 2022-01-18 | Road paving device is used in road and bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125162.8U CN217324843U (en) | 2022-01-18 | 2022-01-18 | Road paving device is used in road and bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217324843U true CN217324843U (en) | 2022-08-30 |
Family
ID=82993414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220125162.8U Expired - Fee Related CN217324843U (en) | 2022-01-18 | 2022-01-18 | Road paving device is used in road and bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217324843U (en) |
-
2022
- 2022-01-18 CN CN202220125162.8U patent/CN217324843U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105369720B (en) | Kerbstone paving vehicle-mounted mechanical arm | |
| CN108867274B (en) | Paver for paving concrete pavement | |
| CN113585006B (en) | Automatic and accurate elevation control paving method and system for asphalt concrete road surface layer | |
| CN217324843U (en) | Road paving device is used in road and bridge construction | |
| CN101638895B (en) | Slope masonry machine with modes of discharging, vibrating and sliding | |
| CN219157338U (en) | Road bed silt solidification seals filling device | |
| CN217104613U (en) | Traffic engineering highway construction extrusion device | |
| CN115522435A (en) | Paver and construction process of new and old asphalt concrete pavement | |
| CN101638897B (en) | Large-span concrete slope masonry machine | |
| CN113026572B (en) | Suspension type concrete bridge deck pavement transverse paver | |
| CN213329848U (en) | Ground construction vehicle | |
| CN112663450B (en) | Highway construction concrete pouring device and operation method | |
| CN220013290U (en) | Base layer paving device for road engineering | |
| CN220665922U (en) | Road and bridge crack reinforced structure | |
| CN216238063U (en) | Highway road surface basic unit construction transversal joint processing apparatus | |
| CN201010851Y (en) | Synchronous rock-breaking sealing machine being capable of continuous construction | |
| CN201512772U (en) | Large-span multi-functional concrete slope masonry machine | |
| CN219522446U (en) | Vibration trowelling isolation guardrail production device | |
| CN214110940U (en) | Cement mixing plant | |
| CN219586516U (en) | Asphalt paver for narrow road surface | |
| CN114263084A (en) | Concrete construction is with scraping mud equipment for road bed | |
| CN101638896A (en) | Large-span multifunctional concrete slope masonry machine | |
| CN213867239U (en) | Permeable plastic pavement paving machine | |
| CN211891456U (en) | Civil engineering fluting ware | |
| CN201512794U (en) | Row vibration sliding mode sloping surface masonry machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |