CN212128774U - Filling type anti-rut pavement special slurry filling and leveling device - Google Patents
Filling type anti-rut pavement special slurry filling and leveling device Download PDFInfo
- Publication number
- CN212128774U CN212128774U CN202020588527.1U CN202020588527U CN212128774U CN 212128774 U CN212128774 U CN 212128774U CN 202020588527 U CN202020588527 U CN 202020588527U CN 212128774 U CN212128774 U CN 212128774U
- Authority
- CN
- China
- Prior art keywords
- pouring
- chain wheel
- motor
- special
- compression roller
- 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.)
- Active
Links
Images
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model discloses a pouring-in type anti-rut pavement special grout pouring-in and trowelling device, which comprises a carrier vehicle and a pouring-in and trowelling mechanism, wherein the pouring-in and trowelling mechanism is arranged on one side of the carrier vehicle; the utility model discloses a carry out mechanical floating after fully mixing thick liquids, thereby changed the artifical working method that carries out floating in the past, can improve the work efficiency of floating work simultaneously also can effectual reduction constructor's intensity of labour greatly, when meetting the uneven operational environment in ground, the condition that the scraper blade followed ground through the spring adjustment axle is adjusted, make the scraper blade can comparatively laminate with ground, thereby make the scraper blade can carry out effectual even floating, mutually support through rotatory balancing weight and vibration draw-in groove makes the last item produce quick vibration under the condition that strengthens self gravity, make the last item carry out repeated continuous compaction to special thick liquid road surface, get rid of special thick liquid and the inside gas in road surface, make it reach certain closely knit degree.
Description
Technical Field
The utility model belongs to the technical field of road construction maintenance equipment, in particular to anti rut road surface special type thick liquid of formula of pouring into pours into floating device.
Background
At present, the highway pavement of China is mainly flexible asphalt pavement, asphalt cement adopted by the flexible asphalt pavement is a temperature sensitive material, asphalt can creep under the combined action of temperature and vehicle load, so that some row diseases such as rutting, oil bleeding, crowding and the like of the pavement are caused, particularly in high-temperature seasons in summer, the running quality and the running safety of the pavement are seriously influenced, and therefore, the adoption of the semi-flexible pavement has important significance for improving the rutting resistance and the durability of the pavement.
The semi-flexible pavement at home and abroad is mainly filled, namely the filled semi-flexible pavement is a composite pavement formed by firstly forming a matrix asphalt mixture and then filling grouting material; the graded broken stone pouring type semi-flexible composite pavement mixture disclosed by CN 110128070A is adopted, and the mixture comprises the following components in parts by weight: 100 parts of graded broken stone, 4 parts of drinking water and 8 parts of high-fluidity grouting material; the graded broken stone is made of limestone and basalt aggregates, the high-fluidity grouting material is composed of 2 parts of cement, 3 parts of water-based acrylic resin, 2 parts of volcanic ash material and 1 part of water;
the formula of irritating thick liquids velocity of flow is fast, and when irritating, thick liquids are faster toward low flowing, and it is inhomogeneous that so can make the formula of irritating thick liquids distribute, and further formula of irritating thick liquids's void ratio is inhomogeneous, and highly not enough, and present construction state is the following problem of appearing: 1) the existing slurry trowelling work needs a large amount of manual trowelling, the efficiency is low, and the labor intensity is high; 2) when the slurry has high fluidity and the pavement is uneven, the slurry is easy to gather quickly, so that the slurry is not uniformly coated, and the pavement has nodule protrusions after the work is finished; 3) the slurry is easy to generate bubbles in the process of filling the slurry into the road surface for trowelling, the road surface can be peeled and bulged after a long time, and the slurry is not tightly combined with the ground, so that the slurry is easy to fall off and the service life of the repaired road surface is shortened.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, a it pours into floating device into to irritate formula anti rut road surface special type thick liquid is provided, through carrying out machinery floating after fully stirring thick liquids, the work efficiency that can improve floating work greatly also can effectual reduction constructor's intensity of labour simultaneously, when meetting the operational environment of unevenness in ground, the condition that the scraper blade followed ground through the spring adjustment axle is adjusted, make the scraper blade can comparatively laminate with ground, mutually supporting through rotatory balancing weight and vibration draw-in groove makes the prosthetic road surface reach certain closely knit degree, prevent that thick liquids from droing the life who prolongs the back road surface of filling.
In order to realize the purpose, the utility model discloses a technical scheme is:
a pouring type anti-rut pavement special grout pouring and trowelling device comprises a carrier vehicle and a pouring and trowelling mechanism, wherein the pouring and trowelling mechanism is arranged on one side of the carrier vehicle;
the filling and troweling mechanism comprises a liquid storage box, a scraper structure box, a compression roller, a troweling drying box, a fixed connecting plate, a connecting column and a connecting frame, wherein the troweling drying box is arranged on one side of the fixed connecting plate, the compression roller is arranged on one side of the troweling drying box, the connecting column is arranged on one side of the compression roller, the scraper structure box is arranged on the other side of the compression roller, the connecting frame is arranged on one side of the scraper structure box, and the liquid storage box is arranged on the other side of the scraper; the floating drying box is fixedly connected with the carrier loader through a fixed connecting plate, the compression roller is fixed through a connecting column, and the liquid storage box and the scraper blade structure box are both fixed through a connecting frame;
the liquid storage tank comprises a motor I, a motor base, a chain wheel I, a chain wheel II, a feeding port, a discharging port and stirring blades, wherein the motor base is arranged on one side of the motor I, the chain wheel I is arranged on the other side of the motor I, the chain is arranged on one side of the chain, the chain wheel II is arranged on one side of the chain, the stirring blades are arranged on one sides of the chain wheel I and the chain wheel II, the feeding port is arranged on one side of the liquid storage tank, the discharging port is arranged on the other side of the liquid storage tank, the motor I is fixed to the top of the liquid storage tank through the motor base, the head of the motor I is fixedly connected with the chain wheel I, the chain wheel I is connected with the chain wheel II through the chain, the stirring blades are respectively fixed to the chain wheel I and the chain wheel II, when special slurry enters the liquid storage tank through the feeding port, the motor, and discharging the mixture through a discharge hole after the completion.
The scraper structure box comprises an upper top plate, spring adjusting shafts, scrapers, side baffles and a hairbrush, wherein a plurality of spring adjusting shafts are arranged on one side of the upper top plate, a plurality of scrapers are arranged on one side of the spring adjusting shafts, the side baffles are arranged on one side of the scrapers, and the hairbrush is arranged on the other side of the scrapers; the spring adjusting shaft is fixed between the upper top plate and the group of scrapers, the side baffles are fixed on two sides of the scrapers, and the hairbrush is fixed between the group of scrapers; after the special slurry is discharged, the scraper blade scrapes the special slurry evenly, the side baffle plates prevent the special slurry from running off at two side edges of the scraper blade, and the brush can assist the scraper blade to better finish the even scraping work while sweeping the ground;
the compression roller comprises a connecting cover, a rotary connecting shaft, a vibration clamping groove, balls and rotary balancing weights, wherein the rotary connecting shaft is arranged on one side of the connecting cover, a plurality of rotary balancing weights are arranged on one side of the rotary connecting shaft, the vibration clamping groove is arranged on one side of the rotary balancing weights, the balls are arranged in the vibration clamping groove, two ends of the rotary connecting shaft are connected to two ends of the connecting cover through bearings, the vibration clamping groove is fixed on the inner wall of the compression roller, when the special pulp is pressed, the vibration clamping groove is driven to rotate along with the rotation of the compression roller, the balls in the vibration clamping groove continuously move downwards under the action of gravity and centrifugal force to generate vibration, and meanwhile, the rotary connecting shaft rotates to drive the rotary balancing weight, under the condition of improving self-weight, the special grout is vibrated to continuously and repeatedly compact the poured special grout, and gas and moisture in the special grout and the pavement are removed, so that certain compactness is achieved.
Preferably, the carrier loader comprises an oil cylinder and a connecting arm, the connecting arm is arranged on one side of the oil cylinder, and the filling and floating mechanism is adjusted facing different operation pavements by mutually matching the oil cylinder and the connecting arm so as to quickly achieve the optimal working angle.
Preferably, the rotary balancing weight comprises a balancing ring and a balancing bump, the balancing bump is arranged on one side of the balancing ring, the balancing bump is inserted into the balancing ring when the rotary balancing weight is used, different acting forces can be generated when the convex position rotates to different positions during rotation, and then vibration is generated, so that the compression roller compacts the special pulp.
Preferably, the floating drying box comprises a motor II and a leveling wheel, the leveling wheel is arranged on one side of the motor II, power is provided by the motor II after the road surface is compacted, the leveling wheel rotates rapidly, air flow is accelerated when the special slurry road surface is polished rapidly, and moisture is dissipated rapidly to accelerate drying of the road surface.
Compared with the prior art, the utility model beneficial effect shows:
1) through carrying out mechanical floating after fully stirring thick liquids to changed the work pattern that the manual work carried out floating in the past, also can effectual reduction constructor's intensity of labour simultaneously can improve floating work's work efficiency greatly.
2) When meetting the operational environment of unevenness in ground, the unsmooth effort that can apply different to the scraper blade on ground, and the scraper blade is adjusted through the condition that spring adjustment axle followed ground, makes the scraper blade can comparatively laminate with ground to make the scraper blade can carry out effectual even floating, further prevent that thick liquids from leading to the road surface to have the tubercle arch to the gathering of ground low-lying department.
3) Mutually supporting through rotatory balancing weight and vibration draw-in groove makes the last item produce quick vibration under the circumstances that increases self gravity, makes the last item carry out repeated continuous compaction to special thick liquid road surface, gets rid of the gas of special thick liquid and the inside road surface, makes it reach certain closely knit degree, prevents that thick liquids from droing the life who prolongs the back road surface of filling.
Drawings
FIG. 1 is a schematic structural view of a pouring type anti-rut road surface special grout pouring and trowelling device of the utility model;
FIG. 2 is a schematic structural view of a liquid storage tank in the filling type anti-rut pavement special grout filling and trowelling device of the utility model;
FIG. 3 is a sectional view of a liquid storage tank in the filling type anti-rut road surface special grout filling and leveling device of the utility model;
FIG. 4 is a schematic structural view of a scraper blade structure box in the pouring type anti-rut pavement special grout pouring and leveling device of the utility model;
FIG. 5 is a left side view of the inner part of the scraper structure box of the filling type anti-rut pavement special grout filling and leveling device of the utility model;
FIG. 6 is a cross-sectional view of a press roller in the filling type anti-rut pavement special grout filling and trowelling device of the utility model;
FIG. 7 is a schematic view of the internal structure of a compression roller in the filling type anti-rut road surface special grout filling and leveling device of the utility model;
FIG. 8 is a schematic structural view of a floating drying box of the filling type anti-rut road surface special grout filling and leveling device of the utility model;
in the figure: 1. a carrier loader; 10. an oil cylinder; 11. a connecting arm; 2. filling a floating mechanism; 21. a liquid storage tank; 211. a motor I; 212. a motor base; 213. a chain wheel I; 214. a chain; 215. a chain wheel II; 216. a feeding port; 217. a discharge port; 218. a stirring blade; 22. a scraper structure box; 221. an upper top plate; 222. a spring adjustment shaft; 223. a squeegee; 224. a side dam; 225. a brush; 23. a compression roller; 231. a connecting cover; 232. rotating the connecting shaft; 233. vibrating the clamping groove; 2331. a ball bearing; 234. rotating the balancing weight; 2341. a counterweight ring; 2342. a counterweight projection; 24. leveling a drying box; 241. a motor II; 242. leveling wheels; 25. fixing the connecting plate; 26. connecting columns; 27. and a connecting frame.
Detailed Description
For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further specifically described with reference to fig. 1 to 8.
A pouring type anti-rut pavement special grout pouring and leveling device comprises a carrier vehicle 1 and a pouring and leveling mechanism 2, wherein the pouring and leveling mechanism 2 is arranged on one side of the carrier vehicle 1;
the filling and troweling mechanism 2 comprises a liquid storage box 21, a scraper structure box 22, a compression roller 23, a troweling drying box 24, a fixed connecting plate 25, a connecting column 26 and a connecting frame 27, wherein the troweling drying box 24 is arranged on one side of the fixed connecting plate 25, the compression roller 23 is arranged on one side of the troweling drying box 24, the connecting column 26 is arranged on one side of the compression roller 23, the scraper structure box 22 is arranged on the other side of the compression roller 23, the connecting frame 27 is arranged on one side of the scraper structure box 22, and the liquid storage box 21 is arranged on the other side of the scraper structure; the floating drying box 24 is fixedly connected with the carrier loader 1 through a fixed connecting plate 25, the compression roller 23 is fixed through a connecting column 26, and the liquid storage box 21 and the scraper structure box 22 are fixed through a connecting frame 27;
the liquid storage tank 21 comprises a motor I211, a motor base 212, a chain wheel I213, a chain 214, a chain wheel II 215, a feeding hole 216, a discharging hole 217 and a stirring blade 218, wherein the motor base 212 is arranged on one side of the motor I211, the chain wheel I213 is arranged on the other side of the motor I211, the chain 214 is arranged on one side of the chain wheel I213, the chain wheel II 215 is arranged on one side of the chain wheel I214, the stirring blade 218 is arranged on one side of the chain wheel I213 and one side of the chain wheel II 215, the feeding hole 216 is arranged on one side of the liquid storage tank 21, the discharging hole 217 is arranged on the other side of the liquid storage tank 21, the motor I211 is fixed at the top of the liquid storage tank 21 through the motor base 212, the head of the motor I211 is fixedly connected with the chain wheel I213, the chain wheel I213 is connected with the chain wheel II 215 through the chain 214, the stirring blade 218, the chain wheel I213 transmits power to the chain wheel II 215 through the chain 214, and meanwhile, the chain wheel I213 and the chain wheel II 215 drive the stirring blades 218 to quickly stir the special slurry, and the special slurry is discharged through the discharge hole 217 after being stirred.
The scraper structure box 22 comprises an upper top plate 221, spring adjusting shafts 222, scrapers 223, side baffles 224 and brushes 225, wherein a plurality of spring adjusting shafts 222 are arranged on one side of the upper top plate 221, a plurality of scrapers 223 are arranged on one side of the spring adjusting shafts 222, the side baffles 224 are arranged on one side of the scrapers 223, and the brushes 225 are arranged on the other side of the scrapers 223; the spring adjusting shaft 222 is fixed between the upper top plate 221 and the group of scrapers 223, the side baffle 224 is fixed on two sides of the scrapers 223, and the brush 225 is fixed between the group of scrapers 223; after the special slurry is discharged, the scraper 223 scrapes the special slurry evenly, the side baffle 224 prevents the special slurry from running off at two sides of the scraper 223, and the brush 225 can assist the scraper 223 to finish the floating work better while sweeping the ground;
the compression roller 23 comprises a connecting cover 231, a rotating connecting shaft 232, a vibrating clamping groove 233, balls 2331 and a rotating balancing weight 234, wherein the rotating connecting shaft 232 is arranged on one side of the connecting cover 231, a plurality of rotating balancing weights 234 are arranged on one side of the rotating connecting shaft 232, the vibrating clamping groove 233 is arranged on one side of the rotating balancing weight 234, the balls 2331 are arranged in the vibrating clamping groove 233, two ends of the rotating connecting shaft 232 are connected to two ends of the connecting cover 231 through bearings, the vibrating clamping groove 233 is fixed on the inner wall of the compression roller 23, when the special pulp is compressed, the vibrating clamping groove 233 is driven to rotate along with the rotation of the compression roller 23, the balls in the vibrating clamping groove 233 continuously move downwards under the action of gravity and centrifugal force to generate vibration, meanwhile, the rotating connecting shaft 232 rotates to drive the rotating balancing weight 234, under the condition of improving self-weight, the vibration is generated to continuously and repeatedly compact, so as to achieve a certain degree of compactness.
The carrier loader 1 comprises an oil cylinder 10 and a connecting arm 11, wherein the connecting arm 11 is arranged on one side of the oil cylinder 10, and the filling and leveling mechanism 2 is adjusted facing different operation pavements through the mutual matching use of the oil cylinder 10 and the connecting arm 11 so as to quickly reach the optimal working angle.
The floating drying box 24 comprises a motor II 241 and a leveling wheel 242, the leveling wheel 242 is arranged on one side of the motor II 241, after the road surface is compacted, the motor II 241 provides power, the leveling wheel 242 rotates rapidly, the air flow is accelerated when the special slurry road surface is polished rapidly, and the road surface drying is accelerated by rapid loss of moisture.
A special grout pouring and trowelling device for a pouring type anti-rutting road surface comprises the following working processes:
transporting the equipment to a working area through a carrier loader, and adjusting the working angle of the filling and leveling mechanism through the mutual matching of the oil cylinder and the connecting arm;
after special slurry enters a liquid storage tank through a feeding port, a motor I provides power to drive a chain wheel I to rotate, the chain wheel I transmits the power to a chain wheel II through a chain, the chain wheel I and the chain wheel II drive stirring blades to rapidly stir the special slurry, the special slurry is discharged through a discharge port after the stirring, the special slurry is uniformly scraped by a scraper, a side baffle plate prevents the special slurry from running off at two side edges of the scraper, a brush cleans the ground and can assist the scraper to better complete uniform scraping work, then a vibration clamping groove is driven to rotate along with the rotation of a compression roller, balls in the vibration clamping groove continuously move downwards under the action of gravity and centrifugal force to generate vibration, a rotating connecting shaft rotates to drive a rotating balancing weight, the vibration is generated to repeatedly compact the poured special slurry under the condition of improving self-weight, and gas and water in the special slurry and a road surface are discharged, make it reach certain closely knit degree, later provide power through motor II, make level and smooth the wheel and rotate fast, accelerate the air current when polishing fast special thick liquid road surface, make moisture scatter and disappear fast and accelerate the road surface drying.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (4)
1. A pouring type anti-rut pavement special grout pouring and trowelling device comprises a carrier vehicle and a pouring and trowelling mechanism, wherein the pouring and trowelling mechanism is arranged on one side of the carrier vehicle; the filling and troweling mechanism is characterized by comprising a liquid storage box, a scraper structure box, a compression roller, a troweling drying box, a fixed connecting plate, a connecting column and a connecting frame, wherein the troweling drying box is arranged on one side of the fixed connecting plate, the compression roller is arranged on one side of the troweling drying box, the connecting column is arranged on one side of the compression roller, the scraper structure box is arranged on the other side of the compression roller, the connecting frame is arranged on one side of the scraper structure box, and the liquid storage box is arranged on the other side of the scraper;
the liquid storage tank comprises a motor I, a motor base, a chain wheel I, a chain wheel II, a feeding port, a discharging port and stirring blades, wherein the motor base is arranged on one side of the motor I, the chain wheel I is arranged on the other side of the motor I, the chain is arranged on one side of the chain wheel I, the chain wheel II is arranged on one side of the chain, the stirring blades are arranged on one sides of the chain wheel I and the chain wheel II, the feeding port is arranged on one side of the liquid storage tank, and the discharging port is arranged;
the scraper structure box comprises an upper top plate, spring adjusting shafts, scrapers, side baffles and a hairbrush, wherein a plurality of spring adjusting shafts are arranged on one side of the upper top plate, a plurality of scrapers are arranged on one side of the spring adjusting shafts, the side baffles are arranged on one side of the scrapers, and the hairbrush is arranged on the other side of the scrapers;
the compression roller is including connecting cover, swivelling joint axle, vibration draw-in groove, ball, rotatory balancing weight, connecting cover one side is equipped with the swivelling joint axle, and swivelling joint axle one side is equipped with a plurality of rotatory balancing weights, and rotatory balancing weight one side is equipped with the vibration draw-in groove, and the inside a plurality of balls that are equipped with of vibration draw-in groove, swivelling joint axle both ends are passed through the bearing and are connected in the connecting cover both ends, and the vibration draw-in.
2. The grouting type anti-rutting road surface special grout grouting and trowelling device according to claim 1, characterized in that the carrier loader comprises an oil cylinder and a connecting arm, and the connecting arm is arranged on one side of the oil cylinder.
3. The grouting type anti-rutting road surface special grout grouting and trowelling device of claim 1, wherein the rotating counterweight block comprises a counterweight ring and a counterweight bump, and a counterweight bump is arranged on one side of the counterweight ring.
4. The special grouting and troweling device for the poured-in type anti-rutting pavement according to claim 1, wherein the troweling and drying box comprises a motor II and a leveling wheel, and the leveling wheel is arranged on one side of the motor II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588527.1U CN212128774U (en) | 2020-04-20 | 2020-04-20 | Filling type anti-rut pavement special slurry filling and leveling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588527.1U CN212128774U (en) | 2020-04-20 | 2020-04-20 | Filling type anti-rut pavement special slurry filling and leveling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212128774U true CN212128774U (en) | 2020-12-11 |
Family
ID=73689586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020588527.1U Active CN212128774U (en) | 2020-04-20 | 2020-04-20 | Filling type anti-rut pavement special slurry filling and leveling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212128774U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089427A (en) * | 2021-04-15 | 2021-07-09 | 山东路易达交通科技有限公司 | Automatic plastering device for anti-rut pavement grouting |
| CN114775371A (en) * | 2022-02-22 | 2022-07-22 | 秦杨洋 | Portable leveling equipment that highway construction was used |
| CN116905318A (en) * | 2023-07-20 | 2023-10-20 | 广西交科集团有限公司 | Intelligent grouting and detection equipment for macroporous asphalt pavement |
-
2020
- 2020-04-20 CN CN202020588527.1U patent/CN212128774U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089427A (en) * | 2021-04-15 | 2021-07-09 | 山东路易达交通科技有限公司 | Automatic plastering device for anti-rut pavement grouting |
| CN113089427B (en) * | 2021-04-15 | 2022-04-29 | 山东路易达交通科技有限公司 | Automatic plastering device for anti-rut pavement grouting |
| CN114775371A (en) * | 2022-02-22 | 2022-07-22 | 秦杨洋 | Portable leveling equipment that highway construction was used |
| CN116905318A (en) * | 2023-07-20 | 2023-10-20 | 广西交科集团有限公司 | Intelligent grouting and detection equipment for macroporous asphalt pavement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212128774U (en) | Filling type anti-rut pavement special slurry filling and leveling device | |
| CN211006248U (en) | Concrete paving device | |
| CN110607731B (en) | Pouring type anti-rut pavement special slurry pouring trowelling device | |
| CN210262640U (en) | Bituminous mixture agitating unit is used in bituminous paving construction | |
| CN110065161B (en) | Material ratio blendor for building | |
| CN209555708U (en) | A kind of construction of the highway roadbed laying evener | |
| CN211113042U (en) | Filling type anti-rut pavement special slurry filling and leveling device | |
| CN112609535B (en) | Asphalt regeneration equipment with good regeneration effect | |
| CN220724805U (en) | Quick maintenance device for asphalt pavement | |
| CN210766321U (en) | Highway crack pouring device | |
| CN210458877U (en) | Maintenance device for municipal road | |
| CN213772857U (en) | Quick prosthetic devices of road surface sanding | |
| CN110965445A (en) | Pavement maintenance device | |
| CN214459384U (en) | Road roller for non-stick soil road roller | |
| CN214271620U (en) | Highway subgrade maintenance road surface cementation of fissures device | |
| CN214301172U (en) | Asphalt repairing device for highway maintenance | |
| CN212801116U (en) | A shakeout device for concrete paving road surface | |
| CN214938996U (en) | Movable slurry filling machine | |
| CN217205417U (en) | Tool for wet laying of high-extensibility SBS (styrene butadiene styrene) integrated prefabricated part | |
| CN211571340U (en) | Municipal administration bituminous paving hole groove repairing machine | |
| CN221218806U (en) | River course is administered construction and is used device of mating formation | |
| CN221608544U (en) | Cement laying equipment for gardens | |
| CN220685704U (en) | Cement stabilized macadam basic unit construction paves and compaction device | |
| CN217948734U (en) | Filling device for repairing highway cracks | |
| CN221721293U (en) | Road surface leveling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |