CN106087684B - A kind of road repair method and apparatus - Google Patents
A kind of road repair method and apparatus Download PDFInfo
- Publication number
- CN106087684B CN106087684B CN201610383026.8A CN201610383026A CN106087684B CN 106087684 B CN106087684 B CN 106087684B CN 201610383026 A CN201610383026 A CN 201610383026A CN 106087684 B CN106087684 B CN 106087684B
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- China
- Prior art keywords
- pitch
- chassis
- pneumatic means
- slide
- road
- 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
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Classifications
-
- 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
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/096—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating and filling
Abstract
The invention discloses a kind of road repair method and apparatus, belong to road upkeep technical field, including chassis, the lower surface on chassis is rotatablely equipped with the rotary disk driven by the first pneumatic means, the sliding seat driven by the second pneumatic means is slidably fitted with rotary disk, cast-cutting saw is installed on sliding seat, the slide driven by the 3rd pneumatic means is slidably fitted with rotary disk, chisel is installed, the glide direction of slide is vertical with the glide direction of sliding seat on slide；The upper surface on chassis is provided with pitch storage case, and pitch storage case connects a pitch discharge nozzle, and the mouth of pipe of pitch discharge nozzle is located at turn around the downstream of disk；The lower surface on chassis is provided with the pressure roller driven by the 4th pneumatic means, and pressure roller is located at the downstream of the mouth of pipe of pitch discharge nozzle；Air accumulator is installed with the upper surface on chassis.The present invention it is easy to use, can Rapid-Repair road surface, shorten the pavement preservation duration, be widely used in road upkeep.
Description
Technical field
The present invention relates to road upkeep technical field, more particularly to a kind of road repair method and apparatus.
Background technology
Construction of the highway is completed after coming into operation, through abrasion after a while, it may appear that road surface breakage, hollow phenomenon, mesh
Before need to intercept in road when safeguarding, damaged road surface is chiseled using engineering truck, then pitch is filled up after clearing up, it is well known that work
The cost of journey car is very high, and this undoubtedly considerably increases maintenance cost, and this repairing for the regular maintenance of road
Equipment is various needed for mode, and floor space is big, and the amount of labour of operator is big, long in time limit, have impact on the normal use of road.And
Traditional road upkeep, operator are constantly in outwork, and special equipment chisels road surface, and professional equipment boils pitch, its work
Make bad environments, high energy consumption.
Therefore, based on drawbacks described above, in pavement preservation apparatus field, for new road repair apparatus still suffer from research and
Improved demand, this is also that a study hotspot in current teaching highway maintenance field and emphasis, the even more present invention have been able to
Into starting point and power where.
The content of the invention
For above-mentioned many defects, the present inventor is paying sufficient creation by substantial amounts of further investigation
Property work after, so as to complete the present invention.
Specifically, the technical problems to be solved by the invention are：A kind of road repair method, easy to use, energy are provided
Enough Rapid-Repair road surfaces, shorten the pavement preservation duration.
In order to solve the above technical problems, the technical scheme is that, there is provided a kind of road repair method, including following step
Suddenly：(1) annular groove is processed on damaged primitive period side, the annular groove depth is suitable with the depth of foundation of damaged base；(2) use
Drilling tool rejects the damaged base in the annular groove, and damaged base is bored successively from the annular groove edge and removed；(3) in the ring
Reinforcing network is laid on the basis of damaged base in connected in star；(4) periphery of the reinforcing network is fixed using expansion bolt；(5)
Pitch paying；(6) it is compacted.
In the road repair method of the present invention, as a kind of optimal technical scheme, in step (1), cast-cutting saw is used
Cut out the annular groove.
This invention also solves another technical problem to be to provide a kind of road repair equipment, compact-sized, user
Just, can Rapid-Repair road surface, shorten the pavement preservation duration.
In order to solve the above technical problems, the technical scheme is that, there is provided a kind of road repair equipment, the road are repaiied
Mending equipment includes chassis, and the lower surface on the chassis is provided with wheel, and the lower surface on the chassis is rotatablely equipped with by the first gas
The rotary disk of device driving is moved, the sliding seat driven by the second pneumatic means, the slip are slidably fitted with the rotary disk
Cast-cutting saw is installed on seat, the slide driven by the 3rd pneumatic means is slidably fitted with the rotary disk, is pacified on the slide
Equipped with drilling tool, the glide direction of the slide is vertical with the glide direction of the sliding seat；The upper surface on the chassis is provided with
Pitch storage case, the pitch storage case connect a pitch discharge nozzle, and the mouth of pipe of the pitch discharge nozzle is located at the rotary disk
Downstream；The lower surface on the chassis is provided with the pressure roller driven by the 4th pneumatic means, and the pressure roller is located at pitch discharging
The downstream of the mouth of pipe of pipe；Air accumulator is installed with the upper surface on the chassis, it is pneumatic that the air accumulator connects first respectively
Device, the second pneumatic means, the 3rd pneumatic means and the 4th pneumatic means.
In the road repair equipment of the present invention, as a kind of optimal technical scheme, the cast-cutting saw includes being fixedly mounted
Fixed seat on the sliding seat, a swing arm, the swing arm and fixation are rotatablely equipped with by jointed shaft in the fixed seat
The first cylinder is provided between seat, the first air motor, the power output shaft of first air motor are installed in the swing arm
Saw blade is installed, first cylinder and the first air motor are all connected with the air accumulator.
In the road repair equipment of the present invention, as a kind of optimal technical scheme, the drilling tool includes being fixedly installed in
Support arm on the slide, a sliding sleeve is tiltedly installed with the support arm, drill bit is slidably fitted with the sliding sleeve, it is described
The tail end of drill bit connects the second air motor, and the second cylinder is provided with the slide, and second cylinder connects the gas storage
Tank, the piston rod of second cylinder connect the housing of second motor.
In the road repair equipment of the present invention, as a kind of optimal technical scheme, electricity is provided with the pitch storage case
Hot coil.
In the road repair equipment of the present invention, as a kind of optimal technical scheme, outside the tank wall of the pitch storage case
Side is provided with insulating tube.
In the road repair equipment of the present invention, as a kind of optimal technical scheme, the chassis is provided with solar panels,
The solar panels connect a heat exchanger, and the heat exchanger connects the insulating tube.
In the road repair equipment of the present invention, as a kind of optimal technical scheme, the top of the pitch storage case is close
Envelope is provided with case lid, and the case lid connects the air accumulator by air inlet pipe.
Above-mentioned technical proposal is employed, beneficial effects of the present invention are：
Due to being provided with cast-cutting saw, pitch storage case and pressure roller on chassis so that the present invention can be with complete independently road surface
The work such as cutting, pitch paying, compacting, without using unit equipments such as engineering trucks, so as to simplify structure, reducing into
Originally, it is very convenient when and using, it is only necessary to chassis to be moved on the road surface for needing to repair, first using cutting saw cut one
Groove, rotary disk is rotated further by, cuts the groove on other sides, by the road surface periphery well cutting of breakage, laid after cleaning and fixation adds
Fixed network, pitch paying, then be compacted, energy consumption is reduced, improves working environment, reduces the labor intensity of operator, greatly
The big duration for shortening pavement preservation, without prejudice to the normal use of road.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the structural representation of cast-cutting saw in the embodiment of the present invention；
Fig. 3 is the structural representation of drilling tool in the embodiment of the present invention；
Fig. 4 is the scheme of installation of reinforcing network in the embodiment of the present invention；
Wherein, in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, each number designation refer to respectively following concrete meaning, element and/
Or part.
In figure：1st, chassis；2nd, wheel；3rd, air motor is turned round；4th, rotary disk；5th, drilling tool；501st, slide；502nd, support
Arm；503rd, sliding sleeve；504th, drill bit；5041st, drill pipe section；5042nd, section is crept into；505th, nitriding layer；506th, the second cylinder；507th, spiral shell
Bar；508th, nut；509th, the second air motor；6th, cast-cutting saw；601st, sliding seat；602nd, fixed seat；603rd, swing arm；604th, first
Cylinder；605th, saw blade；606th, the first air motor；607th, screw mandrel；608th, screw；7th, pitch storage case；8th, electric heating coil；9th, protect
Wen Guan；10th, case lid；11st, pitch discharge nozzle；12nd, stop valve；13rd, compaction cylinder；14th, pressure roller；15th, air accumulator；16th, solar energy
Plate；17th, heat exchanger；18th, reinforcing network；19th, expansion bolt；20th, pressing plate.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail by specific embodiment, but these particularizations are implemented
The purposes and purpose of mode are only used for enumerating the present invention, not any type of any to the real protection scope composition of the present invention
Limit, it is more non-that protection scope of the present invention is confined to this.
A kind of road repair method, it is easy to use, can Rapid-Repair road surface, shorten the pavement preservation duration.
In order to solve the above technical problems, the technical scheme is that, there is provided a kind of road repair method, including following step
Suddenly：(1) annular groove is processed on damaged primitive period side, here, damaged base is damaged roadbed, that is, needs the road surface portion repaired
Point, under the original institute's asphalt in basis i.e. road surface of damaged base and sand stone layer on position, annular groove depth and
The depth of foundation of damaged base is suitable, processes annular groove, is easy to the rejecting of damaged base, without other damaged road surfaces；(2) use
Drilling tool rejects the damaged base in annular groove, and damaged base is bored successively from annular groove edge and removed, the direction of feed of drilling tool is usual
Surface with damaged base is in an angle, is preferred in 60 degree of -70 degree, can both be fed in order to drilling tool, and and can is enough quickly rejected damaged
The top layer pitch of base；(3) after the top layer pitch for rejecting damaged base, reinforcing network is laid on the basis of the damaged base in annular groove
18, reinforcing network 18 can provide the adhesive force of pitch and roadbed, extend the service life of roadbed after repairing, and the reinforcing network 18 needs
Preservative treatment is done, then can obtain the service life more lengthened；(4) periphery of reinforcing network 18 is fixed using expansion bolt 19,
Expansion bolt 19 is made from stainless steel, and is pushed down on the periphery of reinforcing network 18 using the pressing plate 20 of stainless steel,
The nut for tightening expansion bolt 19 is fixed (as shown in Figure 4)；(5) pitch paying；(6) it is compacted.
Here, the material therefor of reinforcing network 18 includes following composition：
45-60 weight account polyethylenes；
10-20 parts by weight of polypropylene；
7-15 parts by weight polyvinyl chloride；
8-11 parts sulfuric acid calcium pyroborates；
1-3.5 parts by weight silane couplers；
3-7 parts by weight thiodipropionic acid dilauryl cinnamic acid esters；
10-12 parts by weight organic siliconresins.
The main material used inherently has stronger high temperature resistant, resistance to acids and bases, wherein the sulfuric acid added for plastic master batch
Calcium pyroborate inherently have high intensity, high-modulus, high tenacity, abrasion performance, high temperature resistant, acid and alkali-resistance, it is anticorrosive, be easy to be surface-treated
Etc. excellent physicochemical property, it is used in combination herein with silane coupler, tensile strength of material is improved 50%-60% relatively,
Shear strength can improve 40% -50% relatively, and effect is fairly obvious, meanwhile, the thiodipropionic acid dilauryl cinnamic acid ester of addition can
Greatly to improve the antioxygenic property of material, organic siliconresin is added, the binding ability with pitch is added, avoids pitch
The defects of being separated after consolidation with reinforcing network 18, and the combination of the component, when pouring into a mould hard pitch, to ensure reinforcing network 18 not
It is damaged, and when being embedded in underground for a long time, good decay resistance can be kept for a long time.
In step (1), annular groove is cut out using cast-cutting saw, cast-cutting saw can be along linear running, and outside one
The feeding of earth's surface depth direction is realized under power effect, the groove and then another operation angle of adjustment of a segment distance is processed, adds
Another section of groove of work, finally each section of groove is closed, form annular groove.
In addition, present invention also offers a kind of road repair equipment, as shown in Figure 1, Figure 2, Fig. 3 and Fig. 4 it is jointly shown, the road
Road repair apparatus includes chassis 1, and the lower surface on chassis 1 is provided with wheel 2, and the lower surface on chassis 1 is rotatablely equipped with by the first gas
The rotary disk 4 of dynamic device driving, the first pneumatic means are usually to turn round the gear that air motor 3 drives, and are set on rotary disk 4
The gear ring being meshed with gear, drive rotary disk 4 to rotate by revolution air motor 3, be slidably fitted with rotary disk 4 by the second gas
The sliding seat 601 of dynamic device driving, the second pneumatic means include the sawing air motor being arranged on rotary disk 4, and sawing is pneumatic
Motor connects a screw mandrel 607, and the screw 608 being adapted with screw mandrel 607 is fixedly mounted on sliding seat 601, passes through the pneumatic horse of sawing
The positive and negative rotation reached, drive leading screw to rotate, so as to drive sliding seat 601 to reciprocatingly slide, cast-cutting saw 6 be installed on sliding seat 601,
The slide 501 driven by the 3rd pneumatic means is slidably fitted with rotary disk 4, the 3rd pneumatic means includes being arranged on rotary disk 4
On rejecting air motor, reject air motor and connect a screw rod 507, be fixedly mounted what is be adapted with screw rod 507 on slide 501
Nut 508, by rejecting the positive and negative rotation of air motor, Luo Gang is driven to rotate, so as to drive slide 501 to reciprocatingly slide, slide
Drilling tool 5 is installed, the glide direction of slide 501 is vertical with the glide direction of sliding seat 601, on the one hand can be fully sharp on 501
With the installing space of rotary disk 4, on the other hand, after two intersecting grooves are cut out, can one side sawing groove, reject break on one side
Base table layer is damaged, further shorten the duration of pavement preservation.The upper surface on chassis 1 is provided with pitch storage case 7, pitch storage case
7 one pitch discharge nozzles 11 of connection, the mouth of pipe of pitch discharge nozzle 11 are located at turn around the downstream of disk 4, the mouth of pipe position of pitch discharge nozzle 11
Put installation one scraper plate, can one side pitch paying, while scraping, to reduce the content of gas in pitch；The lower surface on chassis 1 is set
There is the pressure roller 14 driven by the 4th pneumatic means, the 4th pneumatic means includes compaction cylinder 13, the piston rod connection of compression cylinder
Two bearings seat, pressure roller 14 are rotatably installed between two bearings seat, and two bearings seat is slid vertically on chassis 1, pressure roller 14
Pressure roller 14 can be directly driven positioned at the downstream of the mouth of pipe of pitch discharge nozzle 11, after pitch cast to be compacted；The upper table on chassis 1
Air accumulator 15 is installed with face, air accumulator 15 connects the first pneumatic means, the second pneumatic means, the 3rd pneumatic means respectively
With the 4th pneumatic means, specifically, air accumulator 15 connects revolution air motor 3, sawing air motor, rejects pneumatic horse respectively
Reach, compaction cylinder 13.For this design compared with the roller of traditional road roller, the own wt of pressure roller 14 can be big
It is big to reduce, born a heavy burden using pressure roller 14 during compacting, the weight of object is all concentrated by the One On The Chassis pitch storage case 7 and accordingly
On pressure roller 14, consolidation effect is not only increased, and also reduce manufacturing cost.
Cast-cutting saw 6 includes the fixed seat 602 being fixedly installed on sliding seat 601, is rotated in fixed seat 602 by jointed shaft
One swing arm 603 is installed, the first cylinder 604 is provided between swing arm 603 and fixed seat 602, it is pneumatic to be provided with first in swing arm 603
Motor 606, the power output shaft of the first air motor 606 are provided with saw blade 605, the first cylinder 604 and the first air motor 606
Air accumulator 15 is all connected with, depth of cut is controlled by the overhang of the piston rod of the first cylinder 604.
Drilling tool 5 includes the support arm 502 being fixedly installed on slide 501, and a sliding sleeve is tiltedly installed with support arm 502
503, drill bit 504 is slidably fitted with sliding sleeve 503, and specifically, drill bit 504 has the brill of smooth drill pipe section 5041 and spiral
Enter section 5042, drill pipe section 5041 is set in sliding sleeve 503, and drilling section 5042 stretches out sliding sleeve 503, the tail end connection of drill pipe section 5041
The power output shaft of second air motor, is provided with the second cylinder 506 on slide 501, the second cylinder 506 connection air accumulator 15,
The piston rod of second cylinder 506 connects the housing of the second air motor, pierces depth and is controlled by the second cylinder 506, drill bit 504 inclines
Tiltedly set, can both be fed in order to drilling tool 5, and can enough quickly rejects the top layer pitch of damaged base.In order to extend making for drill bit 504
With the life-span, the bulk material of drill bit 504 uses low-carbon martensitic steels 20CrMnMo, and the blank of drill bit 504 first passes through quenching add-back fire
Modifier treatment after, to reach optimal center portion combination of strength and toughness, be then machined out again, after machine-shaping, creep into section
5042 nitrogen treatment, make its drilling section 5042 surface formed nitriding layer 505,505 case hardnesses of nitriding layer >=HV1000, with
The hardness and wearability on drilling section 5042 surface are improved, the centre hardness HRC42-45 of drill bit 504, improves the tired of drill bit 504
Labor intensity and corrosion resistance, so as to reduce the fracture of drill bit 504, its service life is extended, ensure that drill bit 504 is tilting
Good service behaviour during drilling.
After pitch boils, load pitch storage case 7, be provided with electric heating coil 8 in pitch storage case 7, additional heat, with
Avoid pitch from consolidating, operator field can be improved and boil severe working environment caused by pitch.
Because during road repair all it is outdoor study, it is contemplated that energy-conservation, the tank wall outside of pitch storage case 7 are provided with insulating tube
9, chassis 1 is provided with solar panels 16, and solar panels 16 connect a heat exchanger 17, and heat exchanger 17 connects insulating tube 9, utilizes the sun
Thermal source can be provided, heat in heat exchanger 17 is transmitted to insulating tube 9, to pitch heating and thermal insulation, it is possible to reduce the consumption of electric energy.
The top of pitch storage case 7 is sealed and installed with case lid 10, and case lid 10 connects air accumulator 15 by air inlet pipe, on the one hand
Reduce thermal loss, avoid pitch from consolidating, and improve working environment, on the other hand, pitch storage case 7 connects air accumulator
15 so that malleation is kept in pitch storage case 7, in pitch paying, the velocity of discharge of pitch can be accelerated.
In order to realize the controllable of pitch cast, stop valve 12 is installed on pitch discharge nozzle 11, closes and cuts after casting complete
Only valve 12, the road surface position that can be repaired with being moved to another place to need.
In use, only needing chassis 1 being moved on the road surface for needing to repair, a groove first is cut using cast-cutting saw 6,
Rotary disk 4 is rotated further by, cuts other grooves, by the road surface periphery well cutting of breakage, brill removes damaged base table layer, laid after cleaning
And fixed reinforcing network 18, pitch paying, then be compacted, this set process is on the device it is achieved that need not reuse
Excessive Aided Machine, the labor intensity of operator is reduced, substantially reduce the duration of pavement preservation, without prejudice to road just
Often use.
In the embodiment of the present invention on rotary disk 4 used in the structure that is slidably installed be usually slide track component, commercially compared with
To be common, will not be repeated here.
Although for the purpose illustrated and described, and describe the present invention above-mentioned embodiment and accompanying drawing shown in structure and
Processing procedure.But it is to describe in detail that these, which are not, can not scope of the invention is limited to this.To those skilled in the art
For, numerous modifications and variations can be made to the above-mentioned embodiment of the present invention, and these all modifications and/or change are all wrapped
Include such as within scope defined by the claims of the present invention, without departing from the scope of the present invention as defined by the appended claims
And spirit.
Claims (7)
1. a kind of road repair equipment, including chassis, the lower surface on the chassis are provided with wheel, it is characterised in that the bottom
The lower surface of disk is rotatablely equipped with the rotary disk driven by the first pneumatic means, is slidably fitted with the rotary disk by the second gas
The sliding seat of device driving is moved, cast-cutting saw is installed on the sliding seat, is slidably fitted with the rotary disk pneumatic by the 3rd
The slide of device driving, drilling tool, the glide direction of the slide and the glide direction of the sliding seat are installed on the slide
Vertically；The upper surface on the chassis is provided with pitch storage case, and the pitch storage case connects a pitch discharge nozzle, the pitch
The mouth of pipe of discharge nozzle is located at the downstream of the rotary disk；The lower surface on the chassis is provided with the pressure driven by the 4th pneumatic means
Roller, the pressure roller are located at the downstream of the mouth of pipe of the pitch discharge nozzle；Air accumulator is installed with the upper surface on the chassis,
The air accumulator connects the first pneumatic means, the second pneumatic means, the 3rd pneumatic means and the 4th pneumatic means respectively.
2. road repair equipment as claimed in claim 1, it is characterised in that the cast-cutting saw includes being fixedly installed in the cunning
Fixed seat on dynamic seat, a swing arm is rotatablely equipped with by jointed shaft in the fixed seat, set between the swing arm and fixed seat
There is the first cylinder, the first air motor is installed in the swing arm, the power output shaft of first air motor is provided with saw
Piece, first cylinder and the first air motor are all connected with the air accumulator.
3. road repair equipment as claimed in claim 2, it is characterised in that the drilling tool includes being fixedly installed in the slide
On support arm, be tiltedly installed with a sliding sleeve on the support arm, drill bit, the tail of the drill bit be slidably fitted with the sliding sleeve
The second air motor of end connection, is provided with the second cylinder on the slide, and second cylinder connects the air accumulator, and described the
The piston rod of two cylinders connects the housing of second air motor.
4. the road repair equipment as described in any one of claims 1 to 3 claim, it is characterised in that the pitch accommodates
Electric heating coil is provided with case.
5. road repair equipment as claimed in claim 4, it is characterised in that be provided with and protect on the outside of the tank wall of the pitch storage case
Wen Guan.
6. road repair equipment as claimed in claim 5, it is characterised in that the chassis is provided with solar panels, it is described too
Positive energy plate connects a heat exchanger, and the heat exchanger connects the insulating tube.
7. road repair equipment as claimed in claim 6, it is characterised in that be sealed and installed with the top of the pitch storage case
Case lid, the case lid connect the air accumulator by air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383026.8A CN106087684B (en) | 2016-06-02 | 2016-06-02 | A kind of road repair method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383026.8A CN106087684B (en) | 2016-06-02 | 2016-06-02 | A kind of road repair method and apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106087684A CN106087684A (en) | 2016-11-09 |
| CN106087684B true CN106087684B (en) | 2018-01-09 |
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ID=57446872
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610383026.8A Expired - Fee Related CN106087684B (en) | 2016-06-02 | 2016-06-02 | A kind of road repair method and apparatus |
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| Country | Link |
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| CN (1) | CN106087684B (en) |
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| CN107254830A (en) * | 2017-06-28 | 2017-10-17 | 中国路桥工程有限责任公司 | Concrete road surface rapid-maintenance device and method |
| CN107524075B (en) * | 2017-09-12 | 2019-07-09 | 安徽宜家管业有限公司 | A kind of road surface Lining Crack prosthetic device |
| CN107858905A (en) * | 2017-11-21 | 2018-03-30 | 王银露 | A kind of hand push road upkeep constructing device |
| CN108086115A (en) * | 2017-12-22 | 2018-05-29 | 湖南望隆企业管理咨询有限公司 | A kind of asphalt roads fills trimming device |
| CN108086116A (en) * | 2017-12-22 | 2018-05-29 | 湖南望隆企业管理咨询有限公司 | A kind of road safety pitch repairs pad device |
| CN108103913A (en) * | 2017-12-22 | 2018-06-01 | 湖南望隆企业管理咨询有限公司 | A kind of environment friendly road pitch repairs cutter device |
| CN108086114A (en) * | 2017-12-22 | 2018-05-29 | 湖南望隆企业管理咨询有限公司 | A kind of high efficiency road pitch repair apparatus |
| CN108442223A (en) * | 2018-03-26 | 2018-08-24 | 林忠 | A kind of flexible road furniture |
| CN109082991B (en) * | 2018-08-28 | 2020-11-17 | 安徽三江建设工程有限公司 | Road engineering road surface prosthetic devices |
| CN109082990B (en) * | 2018-08-28 | 2021-01-12 | 江苏雨梦建设有限公司 | Damaged asphalt pavement repairing method |
| CN111395135B (en) * | 2020-03-27 | 2020-11-10 | 河北冀通路桥建设有限公司 | Concrete filling device for road restoration |
| CN112064475A (en) * | 2020-08-29 | 2020-12-11 | 王一权 | Quick leveling device for asphalt highway pavement |
| CN112359693A (en) * | 2020-10-30 | 2021-02-12 | 张国彦 | Road pavement repairing device and reinforcing method thereof |
| CN113981787B (en) * | 2021-09-26 | 2023-01-06 | 岑杰 | Road crack repairing device and method |
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| CN104760307A (en) * | 2015-04-10 | 2015-07-08 | 中北大学 | Method for repairing failed plastic filter plate of filter press due to wear and breakage |
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| CN101021055A (en) * | 2007-02-06 | 2007-08-22 | 高强 | Process of repairing pit in asphalt road |
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| Publication number | Publication date |
|---|---|
| CN106087684A (en) | 2016-11-09 |
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