CN207331793U - A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment - Google Patents

A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment Download PDF

Info

Publication number
CN207331793U
CN207331793U CN201720763802.7U CN201720763802U CN207331793U CN 207331793 U CN207331793 U CN 207331793U CN 201720763802 U CN201720763802 U CN 201720763802U CN 207331793 U CN207331793 U CN 207331793U
Authority
CN
China
Prior art keywords
scraping mechanism
dump truck
curb
soil
soil scrapper
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
Application number
CN201720763802.7U
Other languages
Chinese (zh)
Inventor
段辉林
马波
冯宝飞
范海涛
赵睿龙
胡季龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinjiang Beixin Road and Bridge Group Co Ltd
Original Assignee
Xinjiang Beixin Road and Bridge Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xinjiang Beixin Road and Bridge Group Co Ltd filed Critical Xinjiang Beixin Road and Bridge Group Co Ltd
Priority to CN201720763802.7U priority Critical patent/CN207331793U/en
Application granted granted Critical
Publication of CN207331793U publication Critical patent/CN207331793U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Road Paving Machines (AREA)

Abstract

Machinery field is the utility model is related to, indigenous equipment is scraped in particular to a kind of scraping mechanism and curb synchronous construction.A kind of scraping mechanism, for being used cooperatively with side formula dump truck, scraping mechanism includes connector, soil scrapper, and soil scrapper is connected by connector with the side of side formula dump truck.A kind of curb synchronous construction scrapes indigenous equipment, it includes above-mentioned scraping mechanism.Scraping mechanism is configured at side formula dump truck, when either rubble carries out training and fills out or elapse to soil, operating process is flexible.Manpower is replaced using scraping mechanism, increasing construction speed while reducing the amount of labour reduces the construction time.Curb ridging is carried out using scraping mechanism, curb ridging construction efficiency is improved, saves construction cost, reached requirement and the quality project of duration.Curb ridging construction is carried out using formula dump truck in side provided by the utility model, curb integer speed is fast, and labor intensity is low, and making is easy to operate, and cost is low, applied widely.

Description

A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment
Technical field
Machinery field is the utility model is related to, is set in particular to a kind of scraping mechanism and curb synchronous construction scraping It is standby.
Background technology
At present, the processes such as scraping, ridging are required in multiple building fields such as highway construction, building construction, when needing to train When the amount filled out is very big, bull-dozer, excavator etc. can be used, when the amount that training is filled out is smaller, it is necessary to which manually training is filled out.
Such as:In conventional highway engineering construction, tradition training curb soil needs substantial amounts of manpower, same with road surface structare layer Step construction, often also affects structure sheaf and paves tissue, and construction organization is difficult, and cross-operation security risk is also big, and efficiency is low. So after actual curb ridging process is arranged at road surface structare layer construction, although such organizational form solves friendship The problem of fork operation causes.Curb soil is filled is constructed using layer spread method, is divided three layers and is filled, and loading machine is just flat, and manually essence is put down.Shui is steady Pave the construction technology that vibrated roller is synchronously compacted when being compacted.Substantial amounts of labour is needed in whole work progress.
Utility model content
The purpose of this utility model is to provide a kind of scraping mechanism and side formula dump truck, it is intended to improve existing scraping The construction technologies such as tiling need the problem of too many labour.
The utility model provides a kind of technical solution:
A kind of scraping mechanism, for being used cooperatively with side formula dump truck, scraping mechanism includes connector, soil scrapper, scraping Device is connected by connector with the side of side formula dump truck.
In the utility model preferred embodiment, the side of above-mentioned connector and side formula dump truck is detachably connected.
In the utility model preferred embodiment, above-mentioned scraping mechanism further includes actuator, actuator one end and scraping Device is rotatablely connected, and the other end is rotatablely connected with side formula dump truck, and actuator can drive scraping mechanism remote or by nearside formula tipping bucket Car.
In the utility model preferred embodiment, above-mentioned actuator is hydraulic cylinder or cylinder.
In the utility model preferred embodiment, one side of the above-mentioned soil scrapper away from side formula dump truck is concave surface, concave surface It is recessed by the direction of soil scrapper to side formula dump truck.
In the utility model preferred embodiment, above-mentioned soil scrapper is provided with reinforcing rib.
In the utility model preferred embodiment, above-mentioned connector is slidably connected with soil scrapper, enables soil scrapper along side The short transverse movement of formula dump truck.
In the utility model preferred embodiment, above-mentioned scraping mechanism is also configured with cleaning item, cleaning item and connector It is detachably connected.
In the utility model preferred embodiment, above-mentioned soil scrapper include main body, the first convex block, the second convex block, first Convex block, the second convex block are respectively arranged at the opposite both ends of main body.
The utility model also provides a kind of technical solution:
A kind of curb synchronous construction scrapes indigenous equipment, it includes above-mentioned scraping mechanism.
The beneficial effect of indigenous equipment is scraped by a kind of scraping mechanism and curb synchronous construction that the utility model embodiment provides is:
Scraping mechanism is configured at side formula dump truck, when either rubble carries out training and fills out or elapse to soil, was operated Journey is flexible.Scraping mechanism, which is also applied for elapsing or trains the soil that fillers, measures less situation, replaces manpower using scraping mechanism, reduces Increase construction speed while the amount of labour and reduce the construction time.
Further, curb ridging is carried out using scraping mechanism, improves curb ridging construction efficiency, saving is constructed into This, has reached the requirement of duration.And quality project, presentation quality are good.
Indigenous equipment is scraped using curb synchronous construction provided by the utility model and carries out curb ridging construction, quality safety can Lean on, curb integer speed is fast, and operating personnel is few, and labor intensity is low, and curb, road surface are synchronously rolled, and consolidation effect is good;Make operation Simply, cost is low, applied widely, and economic benefit and social benefit are notable.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structure diagram at the first visual angle of scraping mechanism that the utility model embodiment provides;
Fig. 2 is the structure diagram at the second visual angle of scraping mechanism that the utility model embodiment provides;
Fig. 3 is the structure diagram of the soil scrapper that the utility model embodiment provides and connector;
Fig. 4 is the structure diagram for the soil scrapper that the utility model embodiment provides.
Icon:100- scraping mechanism;101- sides formula dump truck;110- connectors;120- soil scrappers;121- concave surfaces;122- First convex block;The second convex blocks of 123-.
Embodiment
Curb:After on the complete road surface of making on roadbed, the road surface of making is higher than roadbed (because the making width ratio on road surface Roadbed top surface is narrow, so road surface is formed ladder with roadbed, therefore just has training curb process, i.e., fills out stepped portion with soil Get up and flushed with road surface (drain slope for setting 3%~5%).
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all Belong to the scope of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the utility model embodiment, it is to be understood that the orientation or position relationship of instruction are based on attached Orientation or position relationship shown in figure, or the utility model product using when the orientation usually put or position relationship, or Person is the orientation or position relationship that those skilled in the art usually understand, is for only for ease of description the utility model and simplification is retouched State, rather than instruction or imply signified equipment or element there must be specific orientation, with specific azimuth configuration and operation, Therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important Property.
In the description of the utility model embodiment, it is also necessary to explanation, unless otherwise clearly defined and limited, art Language " setting ", " installation ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or It is integrally connected;It can be directly connected, can also be indirectly connected by intermediary, can be the company inside two elements It is logical.For the ordinary skill in the art, it can understand that above-mentioned term is specific in the utility model with concrete condition Implication.
Embodiment
Fig. 1 is the structure diagram at 100 first visual angle of scraping mechanism that the utility model embodiment provides, referring to Fig. 1, A kind of scraping mechanism 100 is present embodiments provided, which is used cooperatively with side formula dump truck 101, further, The scraping mechanism 100 is installed on the side of side formula dump truck 101.
Fig. 2 is the structure diagram at 100 second visual angle of scraping mechanism that the utility model embodiment provides, and refers to Fig. 2.
Specifically, scraping mechanism 100 includes connector 110, soil scrapper 120, and soil scrapper 120 passes through connector 110 and side The side connection of formula dump truck 101.In the present embodiment, soil scrapper 120 by connector 110 with being detachably connected.Further Ground, connector 110 are provided with multiple mounting holes by one end of nearside formula dump truck 101, and correspondingly, side formula dump truck 101 is with connecting The position that fitting 110 connects is provided with multiple mounting holes.Connector 110 is each passed through by fixing piece (such as steel cable) and is arranged at The mounting hole of connector 110 and side formula dump truck 101, connector 110 is connected with side formula dump truck 101.Alternatively, connector 110 set grab respectively with the side of side formula dump truck 101, and soil scrapper 120 and side formula dump truck are realized by the fastening of grab 101 are detachably connected.
It should be noted that in the other embodiment of the utility model, soil scrapper 120 passes through connector 110 and side formula Dump truck 101 is fixedly connected, for example, connector 110 is welded with side formula dump truck 101, or connector 110 and side formula dump truck 101 is hinged.
In the utility model preferred embodiment, connector 110 and side formula dump truck 101, which are rotatablely connected, (such as to be cut with scissors Connect).In other embodiments, in order to make to have angle between connector 110 and side formula dump truck 101, and the angle adjusts, And then more neatly adjust soil scrapper 120 and the angle on ground.Scraping mechanism 100 further includes actuator (not shown), One end of the actuator is rotatablely connected with soil scrapper 120, and the other end and the side formula dump truck 101 of the actuator are rotatablely connected, should The 100 remote or body by nearside formula dump truck 101 of actuator driving scraping mechanism, and then adjust scraping mechanism 100 and side The angle of 101 body of formula dump truck.It should be noted that one end of above-mentioned actuator also can be with the connector of scraping mechanism 100 110 rotation connections.
Further, above-mentioned actuator is hydraulic cylinder or cylinder, 101 turns of cylinder barrel and the side formula dump truck of hydraulic cylinder or cylinder Dynamic connection;The piston rod of hydraulic cylinder or cylinder is rotatablely connected with soil scrapper 120.In other embodiments, above-mentioned actuator also may be used For other regulating parts.
Specifically, soil scrapper 120 is connected by connector 110 with the container outside of side formula dump truck 101, side formula dump truck 101 hydraulic lifting (very heavy lifting) adjusts the height of soil scrapper 120 and the angle with ground.
Fig. 3 is the structure diagram of soil scrapper 120 and connector 110 that the utility model embodiment provides, refers to figure 3.From the above, soil scrapper 120 is connected by connector 110 with the side of side formula dump truck 101.
In the present embodiment, soil scrapper 120 is fixedly connected with connector 110, further, soil scrapper 120 and connector 110 are integrally formed.It should be noted that in the other embodiment of the utility model.Connector 110 also can be with soil scrapper 120 The connection mode connection (such as welding) being fixedly connected using other.
From the above, soil scrapper 120 can be also detachably connected with connector 110.Correspondingly, soil scrapper 120 and connector 110 are detachably connected, and connector 110 is fixedly connected with side formula dump truck 101;Alternatively, soil scrapper 120 is fixed with connector 110 Connection, connector 110 are detachably connected with side formula dump truck 101.Correspondingly, soil scrapper 120 is fixedly connected with connector 110, Connector 110 is fixedly connected with side formula dump truck 101;Alternatively, soil scrapper 120 is detachably connected with connector 110, connector 110 are detachably connected with side formula dump truck 101.
Further, in the other embodiment of the utility model, connector 110 is slidably connected with soil scrapper 120, specifically Ground, connector 110 are provided with slide (not shown), and soil scrapper 120 is provided with and the matched sliding slot of above-mentioned slide.Pass through cunning Rail and sliding slot are slidably matched, and make connector 110 is opposite with soil scrapper 120 to slide.Further, locking dress is provided with slide Put (such as damping or positioning pin etc.), soil scrapper 120 is opposite with connector 110 to be slided, and then is adjusted, and enables soil scrapper 120 Moved along the short transverse of side formula dump truck 101.And then adjust the distance between soil scrapper 120 and ground.Make scraping mechanism 100 Suitable for various rugged physical features.
For example, when the soil or higher rubble of accumulation, the distance between soil scrapper 120 and ground (soil scrapper are adjusted 120 height), soil heap or the passage of the soil on scree top layer are walked, then adjust between soil scrapper 120 and ground away from From, by the soil of soil heap or scree bottom passage walk.
Fig. 4 is the structure diagram for the soil scrapper 120 that the utility model embodiment provides, and refers to Fig. 4.In the present embodiment In, soil scrapper 120 has concave surface 121, and concave surface 121 is arranged at side of the soil scrapper 120 away from side formula dump truck 101.Specifically, Concave surface 121 is recessed to the direction of side formula dump truck 101 from soil scrapper 120 by soil scrapper 120 and is formed.The setting of concave surface 121 makes to scrape Earthenware 120 is during earthing up, banketing, increase and soil or the contact surface of rubble, the work effect of increase scraping mechanism 100 Rate.
Further, in the present embodiment, soil scrapper 120 includes main body (not shown), the first convex block 122, the second convex block 123, the first convex block 122, the second convex block 123 are respectively arranged at the opposite both ends of 120 main body of soil scrapper.Specifically, the first convex block 122nd, the second convex block 123 is respectively arranged at the both sides of 120 length direction of soil scrapper.Preferably the first convex block 122 and the second convex block 123 are respectively arranged at both ends of 120 main body of soil scrapper along short transverse.
Further, the lower face of the first convex block 122 has one end height with soil scrapper 120 close to the one end on ground, when When 120 lower face of soil scrapper is placed in operation console or ground, the first convex block 122 has a certain distance with ground.Main body is by one Partial soil after either rubble passage is opened the first convex block 122 soil or rubble are compacted, there is compacting effect.
It should be noted that in the other embodiment of the utility model, soil scrapper 120 or rectangular thin plate, The rectangular thin plate can also push away filler soil or rubble.Correspondingly, in other embodiments, soil scrapper 120 is alternatively it His shape.
In use, the passage of most soil is walked by scraping mechanism 100, may remain fraction of soil.In order to The above-mentioned fraction of soil of residual is cleaned up, in the utility model other preferred embodiments, scraping mechanism 100 is also wrapped Cleaning item (not shown) is included, which is detachably connected with soil scrapper 120.Further, the cleaning head of the cleaning item It is arranged at the free end (one end of soil scrapper 120 away from connector 110) of soil scrapper 120.When needing to clean, by above-mentioned cleaning Part is connected with soil scrapper 120 can be used.
In the other embodiment of the utility model, above-mentioned cleaning item can be also detachably connected with connector 110.Further Ground, above-mentioned cleaning head can be broom, or above-mentioned cleaning head sets flexible material (such as fabric etc.).
The scraping mechanism 100 that the utility model embodiment provides applies to construction of the highway, further, to both sides of highway or The curb filling construction of person side.Its main working process is as follows:
Roadbed is delivered for a check before construction, after meeting pavement construction requirement, curb filling construction can be carried out.Using GPS Road surface structare layer design width is oriented, is marked with lime point, spreads out sideline.
According to the charging quantity of side formula dump truck 101 and definite filler loose laying depth.Each car curb filler is poured on one In a control area specified, in transportational process, the freight volume of each car dump truck filler is controlled.
Scraping mechanism 100 is installed on the side that side formula dump truck 101 can lift, with car body right angle setting.Turned over by side formula Trolley 101 can freely regulate and control the height of scraping mechanism 100, to control the loose laying depth of every layer of curb soil.
Recover the edge line of highway according to measurement result, side formula dump truck 101 is parallel with edge line, adjustment scraping mechanism 100 position, height etc..The soil scrapper 120 of scraping mechanism 100 is set to be overlapped with edge line.It is precisely controlled in order to facilitate driver, Ground stake is drawn from edge line according to same size.It is directed at ground stake traveling and carries out integer, cleans and leave after integer Native slag.
The major advantage for the scraping mechanism 100 that the utility model embodiment provides is:
Scraping mechanism 100 is configured at side formula dump truck 101, when to soil, either rubble carries out training and fills out or elapse, Operating process is flexible.Scraping mechanism 100, which is also applied for elapsing or trains the soil that fillers, measures less situation, using scraping mechanism 100 Instead of manpower, increase construction speed while reducing the amount of labour and reduce the construction time.Further, scraping mechanism 100 is set In the side that side formula dump truck 101 can lift, scraping mechanism 100 and ground or work surface are controlled by side formula dump truck 101 Height so as to controlling the thickness of each layer of curb soil.
In addition, soil scrapper 120 has concave surface 121, concave surface 121 is arranged at one of soil scrapper 120 away from side formula dump truck 101 Side.The setting of concave surface 121 makes soil scrapper 120 during earthing up, banketing, and increase and soil or the contact surface of rubble, increase Add the work efficiency of scraping mechanism 100.
Further, curb ridging is carried out using scraping mechanism 100, improves curb ridging construction efficiency, save construction Cost, has reached the requirement of duration.And quality project, presentation quality are good.
The utility model also provides a kind of curb synchronous construction and scrapes indigenous equipment, which scrapes indigenous equipment including upper The scraping mechanism 100 stated.
Further, which scrapes indigenous equipment and further includes side formula dump truck 101.
Specifically, 101 container of side formula dump truck by subframe, single-unit unsplit bed(-)plate, side box plate, rearing-box plate, preceding boxboard, in Spacing board, retaining mechanism and hydraulic system etc. form.Preceding boxboard, rearing-box plate, intermediate bulkhead are directly welded on subframe, are passed through Side box plate upper side frame is connected as a single entity four.
Indigenous equipment is scraped using curb synchronous construction provided by the utility model and carries out curb ridging construction, quality safety can Lean on, curb integer speed is fast, and operating personnel is few, and labor intensity is low, and curb, road surface are synchronously rolled, and consolidation effect is good;Make operation Simply, cost is low, applied widely, and economic benefit and social benefit are notable.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of scraping mechanism, for being used cooperatively with side formula dump truck, it is characterised in that the scraping mechanism includes connection Part, soil scrapper, the soil scrapper are connected by the connector with the side of the side formula dump truck;
The soil scrapper includes main body, the first convex block, the second convex block;First convex block is respectively arranged at second convex block The opposite both ends of the main body, and the lower face of first convex block has height with the soil scrapper close to the one end on ground Difference.
2. scraping mechanism according to claim 1, it is characterised in that the side of the connector and the side formula dump truck It is detachably connected.
3. scraping mechanism according to claim 1, it is characterised in that the scraping mechanism further includes actuator, the drive Moving part one end is rotatablely connected with the soil scrapper, and the other end is rotatablely connected with the side formula dump truck, and the actuator can drive The scraping mechanism is remote or close to the side formula dump truck.
4. scraping mechanism according to claim 3, it is characterised in that the actuator is hydraulic cylinder or cylinder.
5. scraping mechanism according to claim 1, it is characterised in that the soil scrapper away from the side formula dump truck one Face is concave surface.
6. scraping mechanism according to claim 1, it is characterised in that the soil scrapper is provided with reinforcing rib.
7. scraping mechanism according to claim 1, it is characterised in that the connector is slidably connected with the soil scrapper, The soil scrapper is set to be moved along the short transverse of the side formula dump truck.
8. scraping mechanism according to claim 1, it is characterised in that the scraping mechanism is also configured with cleaning item, described Cleaning item is detachably connected with the connector.
9. according to claim 1-8 any one of them scraping mechanism, it is characterised in that the soil scrapper includes main body, first Convex block, the second convex block, first convex block, second convex block are respectively arranged at the opposite both ends of the main body.
10. a kind of curb synchronous construction scrapes indigenous equipment, it is characterised in that the curb synchronous construction scrapes indigenous equipment will including right Seek 1-9 any one of them scraping mechanism.
CN201720763802.7U 2017-06-27 2017-06-27 A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment Active CN207331793U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720763802.7U CN207331793U (en) 2017-06-27 2017-06-27 A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720763802.7U CN207331793U (en) 2017-06-27 2017-06-27 A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment

Publications (1)

Publication Number Publication Date
CN207331793U true CN207331793U (en) 2018-05-08

Family

ID=62425849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720763802.7U Active CN207331793U (en) 2017-06-27 2017-06-27 A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment

Country Status (1)

Country Link
CN (1) CN207331793U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111733671A (en) * 2020-06-16 2020-10-02 文泽 Equipment for shaping cement road shoulder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111733671A (en) * 2020-06-16 2020-10-02 文泽 Equipment for shaping cement road shoulder

Similar Documents

Publication Publication Date Title
CN105239483B (en) A kind of harbour concrete road line structure and its construction method
CN111395113A (en) Road construction is with equipment that rolls
CN109468915A (en) A kind of roadbed filling construction method and its equipment
CN106894308A (en) A kind of crack resistance construction of cement stable macadam base method
CN103696335B (en) Railway sleeper replacement vehicle
CN207244399U (en) A kind of bridge highway pavement tethered sliding formula concrete speading device
CN108978389A (en) A kind of construction method of bituminous pavement
CN109457728A (en) A kind of steel reinforced concrete pipe gallery quickly builds construction method
CN207331793U (en) A kind of scraping mechanism and curb synchronous construction scrape indigenous equipment
CN205152761U (en) A curb former for paver
CN105369721A (en) Cement-stabilized coral reef sand construction process
CN110273337A (en) Asphalt roads construction method
DE102019210289A1 (en) Ballast-plastic composite body
CN212477341U (en) Self-propelled concrete laser leveling machine for tunnel construction
DD154226A5 (en) METHOD AND DEVICE FOR UNDERGROUND ARMING OF RAILWAY RAILS
Rose et al. Long-term performance of asphalt underlayment trackbeds for special trackbed applications
CN205917746U (en) Earth scraper of leveler constructs
CN203334248U (en) Distribution trolley of channel gritter
CN110904789A (en) Paving smooth cement paving device for mountain road
CN205776230U (en) Emulsified asphalt glue soft thin layer mechanized construction device
RU79107U1 (en) MULTILAYER COVERING FOR RAILWAY
CN113338103B (en) Premixed foamed asphalt in-situ cold regeneration base layer and bottom surface layer construction method
CN108951372B (en) Construction method for paving supporting layer of roadbed of ballastless track of high-speed railway
CN215800883U (en) Concrete caulking device for field way
CN220927462U (en) Concrete pavement repairing device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant