CN107905072A - A kind of civic building asphalt paving device - Google Patents
A kind of civic building asphalt paving device Download PDFInfo
- Publication number
- CN107905072A CN107905072A CN201711147089.4A CN201711147089A CN107905072A CN 107905072 A CN107905072 A CN 107905072A CN 201711147089 A CN201711147089 A CN 201711147089A CN 107905072 A CN107905072 A CN 107905072A
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- Prior art keywords
- fixedly connected
- device body
- plate
- gear
- rack
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
- E01C19/4866—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
- E01C19/4873—Apparatus designed for railless operation
Abstract
The invention discloses a kind of civic building asphalt paving device, turnover disc lower end sets passage, and passage right end communication apparatus body bottom portion, passage left end connection cloth room, upper end is equipped with opening in the middle part of passage, be open interior sealing grafting plate, the first rack-plate is fixedly connected with the left of plate, first rack-plate lower slide attachment device body, first rack-plate engages first gear, and first gear is fixedly connected with driving shaft, and driving shaft right end is fixedly connected with screw, wire rod thread connection sliding block, sliding block sliding connecting device body.The device can synchronously realize the adjustment to flow rate of asphalt and ironing height by regulating wheel, and No. two motors back and forth move up and down with dynamic head and tamped the bituminous paving after laying, and the way of contact on pressure head and ground is elastic connection, avoids damage road surface and pressure head.Apparatus structure design is rationally applicable in, and greatly improves the degree of automation height of asphalt paving, machine driving is reliable, greatly reduces the failure rate of device.
Description
Technical field
The present invention relates to a kind of building machinery, is specifically a kind of civic building asphalt paving device.
Background technology
As the degree of automation of the development building trade of science and technology is also being continuously improved, it is frequently necessary to make in municipal works
Use asphalt-spreader.Asphalt-spreader is that one kind uniformly paves asphalt on roadbase, and is tentatively shaken
Real and leveling machinery.
Hydraulic pressure is more and more extensive in the use of asphalt-spreader in recent years, occurs that the smooth of making layer can be automatically controlled
All-hydraulic, the full automatic bituminous concrete paver of degree, feeding speed and paving speed.
But the high oil temperature of bituminous concrete paver hydraulic system can reduce oil viscosity, leakage rate increase, institute
The oil film breakdown of lubricant housings, aggravates the abrasion of component;Meanwhile high temperature can also make gasket made of the materials such as rubber too early
Aging and damage, further, since control screed lifted hydraulic pump for same pump, if occur because of hydraulic system reason therefore
During barrier, then corresponding failure can also occur for screed, considerably increase the failure rate of paver.
The content of the invention
It is an object of the invention to provide a kind of civic building asphalt paving device, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical solution：
A kind of civic building asphalt paving device, including device body；Described device body is mainly by passage, the first tooth
Batten, bidirectional screw fabric roller, screed, regulating wheel and pressure head are formed, the connection of described device body interior left end rotated down
Turnover disc, turnover disc lower end set passage, and passage right end communication apparatus body bottom portion, passage left end connection cloth
Room, passage middle part upper end are equipped with opening, and be open interior sealing grafting plate, and sliding connecting device sheet is external on the right side of plate upper end
Wall, plate left side are fixedly connected with the first rack-plate；The first rack-plate lower slide attachment device body bottom portion, the first rack
Plate engages first gear, and first gear is fixedly connected with driving shaft, and driving shaft left end shaft holds rotary connecting device body bottom portion, actively
Axis right end is fixedly connected with screw, screw gap sleeve joint device body bottom inner portion, and wire rod thread connection sliding block, and sliding block, which slides, to be connected
Connection device body bottom portion, sliding block lower end rotation connection small end, connecting rod lower end rotation connection screed lower end, screed upper end
Rotary connecting device body bottom portion；Cloth room upper end is fixedly connected with No.1 motor, and No.1 motor end is fixedly connected with transmission
Band upper end, transmission belt scrolls beneath connection bidirectional screw cloth roll end, and device body both ends are respectively provided with damping device, damping
Device inner upper end is threadedly coupled threaded rod, and threaded rod upper end is fixedly connected with runner, threaded rod bottom end bearing rotation connection activity
Block, movable block are slidably connected damping device inner wall, and movable block lower end abuts brute spring upper end, and brute spring lower end is fixedly connected
Strut, strut are slidably connected damping device lower end inner wall；No. two motors, No. two electricity are fixedly connected with above described device body right end
Machine lower end is rotatablely connected second gear, and second gear engages the 3rd gear, and the 3rd gear is fixedly connected with worm screw upper end, worm end
Bearing rotary connecting device body, worm engaging worm gear, worm gear rear portion is fixedly connected with semi-circle gear, and worm gear and semi-circle gear are equal
Rotary connecting device body, semi-circle gear engage the second rack-plate, and the second rack-plate is fixedly connected with loop bar, and set boom end, which slides, to be connected
Connection device body, loop bar upper end socket guide rod lower part, guide rod upper end fixed connection apparatus body, guide rod lower end, which is fixed, to be connected
Spring upper end is connect, lower spring end is fixedly connected with loop bar, and loop bar lower end is fixedly connected with pressure head.
As the further scheme of the present invention：The bidirectional screw fabric roller rotation connection cloth room, cloth room lower end connects
Pass-out material mouth.
As further scheme of the invention：The strut lower end is rotatablely connected roller.
As further scheme of the invention：A semi-circle gear half semi smooth with teeth, device body bottom is in
Tilt.
As further scheme of the invention：The No.1 motor and No. two motors are electrically connected power supply and switch.
As further scheme of the invention：The screw right end is fixedly connected with regulating wheel.
As further scheme of the invention：Described device body upper end is fixedly connected with feed inlet.
Compared with prior art, the beneficial effects of the invention are as follows：The device can be realized synchronously to pitch stream by regulating wheel
The adjustment of amount and ironing height, and No. two motors back and forth move up and down with dynamic head and are tamped the bituminous paving after laying,
The way of contact on pressure head and ground is elastic connection, avoids damage road surface and pressure head.Apparatus structure design is rationally applicable in, significantly
It is high to improve the degree of automation of asphalt paving, and electronic component, using less, machine driving is reliable, greatly reduces device
Failure rate.
Brief description of the drawings
Fig. 1 is the structure diagram of civic building asphalt paving device.
Fig. 2 is screw and the top view of regulating wheel in civic building asphalt paving device.
Fig. 3 is the left view of bidirectional screw fabric roller in civic building asphalt paving device.
Fig. 4 is the top view of passage in civic building asphalt paving device.
In figure：1- device bodies；2- feed inlets；3- turnover discs；4- passages；5- plates；The first rack-plates of 6-；7- is two-way
Screw distribution roller；8- No.1 motors；9- clothes room；10- discharge ports；11- first gears；12- driving shafts；13- screeds；14-
Connecting rod；15- sliding blocks；16- screws；17- regulating wheels；No. bis- motors of 18-；19- second gears；The 3rd gears of 20-；21- worm screws；
22- damping devices；23- worm gears；24- semi-circle gears；The second rack-plates of 25-；26- loop bars；27- guide rods；28- pressure heads；29- spiral shells
Rasp bar；30- movable blocks；31- struts；32- rollers.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
Please refer to Fig.1~4, in the embodiment of the present invention, a kind of civic building asphalt paving device, including device body 1；
Described device body 1 is mainly by passage 4, the first rack-plate 6, bidirectional screw fabric roller 7, screed 13,17 and of regulating wheel
Pressure head 28 is formed；1 upper end of described device body is fixedly connected with feed inlet 2,1 inside left end rotated down connection upset of device body
Disk 3,3 lower end of turnover disc set passage 4, and 4 right end communication apparatus body of passage, 1 bottom, 4 left end of passage connection cloth
Room 9,4 middle part upper end of passage are equipped with opening, opening interior sealing grafting plate 5,5 upper end of plate right side sliding connecting device body
1 outer wall, the left side of plate 5 are fixedly connected with the first rack-plate 6, and 1 bottom of device body is inclined, and the pitch inside device body 1 leads to
Cross passage 4 to enter in cloth room 9, the pitch that the pitch of flowing drives turnover disc 3 to rotate inside agitating device body 1 prevents from gluing
It is thick；First rack-plate, 6 lower slide attachment device body, 1 bottom, the first rack-plate 6 engagement first gear 11, the first tooth
Wheel 11 is fixedly connected with driving shaft 12, and 12 left end shaft of rotation axis holds 1 bottom of rotary connecting device body, and 12 right end of driving shaft, which is fixed, to be connected
Screw 16,16 gap sleeve joint device body of screw, 1 bottom inner portion are connect, 16 right end of screw is fixedly connected with regulating wheel 17, and screw 16
It is threadedly coupled sliding block 15,15 sliding connecting device body of sliding block, 1 bottom, 15 lower end of sliding block, 14 upper end of rotation connection connecting rod, connecting rod
14 lower ends, 13 lower end of rotation connection screed, 13 upper end rotary connecting device body of screed, 1 bottom, drips for different roads
Blue or green paving thickness differs, and drives screw 16 and driving shaft 12 to rotate so as to drive first gear by being rotatablely connected regulating wheel 17
11 follow rotation, and the first gear 11 of rotation drives the first rack-plate 6 to move up and down and then drive plate 5 to move up and down, plate 5
Sealing is plugged on inside passage 4, and the plate 5 moved up and down, which can be realized, is controlled the flow of pitch, while is inserted in control
Screw 16 is moved left and right with movable slider 15 while plate 5 moves up and down, and then drive link 14 promotes screed 13 to rotate adjustment
Ironing height, when plate 5 moves upwards, flow rate of asphalt increases, and paving thickness is big, and screw 16 drives screed 13 to turn over counterclockwise
Turn, improve ironing height.
9 upper end of cloth room is fixedly connected with No.1 motor 8, and 8 end of No.1 motor is fixedly connected with transmission belt upper end, transmission
7 end of band scrolls beneath connection bidirectional screw fabric roller, bidirectional screw fabric roller 7 are rotatablely connected cloth room 9,9 lower end of cloth room
Discharge port 10 is connected, and 1 both ends of device body are respectively provided with damping device 22,22 inner upper end of damping device is threadedly coupled threaded rod
29,29 upper end of threaded rod is fixedly connected with runner, 29 bottom end bearing of threaded rod rotation connection movable block 30, and movable block 30 is slidably connected
22 inner wall of damping device, 30 lower end of movable block abut brute spring upper end, and brute spring lower end is fixedly connected with strut 31, strut 31
Be slidably connected 22 lower end inner wall of damping device, and 31 lower end of strut rotation connection roller 32, the pitch flowed into by passage 4 is in cloth
Room 9 is interior uniformly to be disperseed to discharge laying from discharge port 10 by bidirectional screw fabric roller 7 to both ends, and rotating wheel drives threaded rod 29
Upper and lower turn and then drive movable block 30 to move up and down so as to adjust the compression degree of brute spring, realize the tune of damping damping
It is whole.
No. two motors 18 are fixedly connected with above 1 right end of described device body, No. two 18 lower ends of motor are rotatablely connected the second tooth
Wheel 19, second gear 19 engage the 3rd gear 20, and the 3rd gear 20 is fixedly connected with 21 upper end of worm screw, and 21 end bearing of worm screw rotates
Attachment device body 1,21 engaging worm wheel 23 of worm screw, 23 rear portion of worm gear are fixedly connected with semi-circle gear 24, and 23 and half knuckle-tooth of worm gear
24 equal rotary connecting device bodies 1,24 half of a semi-circle gear semi smooth with teeth are taken turns, semi-circle gear 24 engages the second rack-plate
25, the second rack-plate 25 is fixedly connected with loop bar 26,26 end sliding connecting device body 1 of loop bar, and the socket of 26 upper end of loop bar is oriented to
27 lower part of bar, 27 upper end fixed connection apparatus body 1 of guide rod, 27 lower end of guide rod is fixedly connected with spring upper end, lower spring end
Be fixedly connected with loop bar 26,26 lower end of loop bar is fixedly connected with pressure head 28, No.1 motor 8 and No. two motors 18 be electrically connected power supply and
Switch, No. two 18 energization work of motor drive second gear 19 to rotate and then drive the 3rd gear 20 and worm screw 21 to follow rotation,
The worm screw 21 of rotation drives worm gear 23 and semi-circle gear 24 to rotate, and 24 toothed portion of semi-circle gear of rotation back and forth engages the second tooth
Batten 25 drives the second rack-plate 25, and movement drives loop bar 26 to follow movement upwards by spring-compressed upwards, when semi-circle gear 24 has
After toothed portion is separated with the second rack-plate 25, loop bar 26 moves downward under spring and gravity, realizes the reciprocal of loop bar 26
Move up and down, the loop bar 26 moved up and down moves up and down vibration tamp road surface with dynamic head 28, and under the action of the spring pressure head with
The shock ramming on ground is elastic collision, avoids damage road surface and pressure head.
The present invention operation principle be：Differ for the paving thickness of different road asphalts, adjusted by being rotatablely connected
The drive screws 16 of wheel 17 and driving shaft 12 are rotated so as to drive first gear 11 to follow rotations, and the first gear 11 of rotation drives the
One rack-plate 6 moves up and down and then drives plate 5 to move up and down, and the sealing of plate 5 is plugged on inside passage 4, is moved up and down
Plate 5, which can be realized, is controlled the flow of pitch, at the same control plate 5 move up and down while screw 16 with movable slider 15
Move left and right, and then drive link 14 promotes screed 13 to rotate adjustment ironing height, the flow rate of asphalt when plate 5 moves upwards
Increase, paving thickness is big, and screw 16 drives screed 13 to overturn counterclockwise, improves ironing highly, the pitch inside device body 1
Entered by passage 4 in cloth room 9, the pitch that the pitch of flowing drives turnover disc 3 to rotate inside agitating device body 1 prevents
It is sticky, uniformly disperseed from the pitch that passage 4 flows into cloth room 9 by bidirectional screw fabric roller 7 to both ends from discharge port
10 discharges are laid with, and rotating wheel drives threaded rod turn and then to drive movable block 30 to move up and down so as to adjust strength bullet about 29
The compression degree of spring, realizes the adjustment of damping damping, and No. two 18 energization work of motor drive second gear 19 to rotate and then drive
3rd gear 20 and worm screw 21 follow rotation, and the worm screw 21 of rotation drives worm gear 23 and semi-circle gear 24 to rotate, the semicircle of rotation
Back and forth the second rack-plate 25 of engagement drives the 25 upward movement of the second rack-plate to drive loop bar 26 to follow upwards to 24 toothed portion of gear
Move spring-compressed, after 24 toothed portion of semi-circle gear is separated with the second rack-plate 25, trap in spring and gravity
Bar 26 moves downward, and realizes that the reciprocal of loop bar 26 moves up and down, the loop bar 26 moved up and down moves up and down vibration with dynamic head 28
Road surface is tamped, and pressure head and the shock ramming on ground are elastic collision under the action of the spring, avoid damage road surface and pressure head.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of civic building asphalt paving device, including device body（1）；Described device body（1）Mainly by guide
Pipe（4）, the first rack-plate（6）, bidirectional screw fabric roller（7）, screed（13）, regulating wheel（17）And pressure head（28）Form, its
It is characterized in that, described device body（1）Internal left end rotated down connects turnover disc（3）, turnover disc（3）Lower end sets passage
（4）, and passage（4）Right end communication apparatus body（1）Bottom, passage（4）Left end connection cloth room（9）, passage（4）In
Portion upper end is equipped with opening, and be open interior sealing grafting plate（5）, plate（5）Sliding connecting device body on the right side of upper end（1）Outer wall,
Plate（5）Left side is fixedly connected with the first rack-plate（6）；First rack-plate（6）Lower slide attachment device body（1）Bottom
Portion, the first rack-plate（6）Engage first gear（11）, first gear（11）It is fixedly connected with driving shaft（12）, driving shaft（12）It is left
End bearing rotary connecting device body（1）Bottom, driving shaft（12）Right end is fixedly connected with screw（16）, screw（16）Gap is socketed
Device body（1）Bottom inner portion, and screw（16）It is threadedly coupled sliding block（15）, sliding block（15）Sliding connecting device body（1）Bottom
Portion, sliding block（15）Lower end is rotatablely connected connecting rod（14）Upper end, connecting rod（14）Lower end is rotatablely connected screed（13）Lower end, screed
（13）Upper end rotary connecting device body（1）Bottom；The cloth room（9）Upper end is fixedly connected with No.1 motor（8）, No.1 motor
（8）End is fixedly connected with transmission belt upper end, transmission belt scrolls beneath connection bidirectional screw fabric roller（7）End, and device body
（1）Both ends are respectively provided with damping device（22）, damping device（22）Inner upper end is threadedly coupled threaded rod（29）, threaded rod（29）On
End is fixedly connected with runner, threaded rod（29）Bottom end bearing is rotatablely connected movable block（30）, movable block（30）The damping that is slidably connected fills
Put（22）Inner wall, movable block（30）Lower end abuts brute spring upper end, and brute spring lower end is fixedly connected with strut（31）, strut
（31）Be slidably connected damping device（22）Lower end inner wall；Described device body（1）No. two motors are fixedly connected with above right end（18）,
No. two motors（18）Lower end is rotatablely connected second gear（19）, second gear（19）Engage the 3rd gear（20）, the 3rd gear
（20）It is fixedly connected with worm screw（21）Upper end, worm screw（21）End bearing rotary connecting device body（1）, worm screw（21）Engaging worm wheel
（23）, worm gear（23）Rear portion is fixedly connected with semi-circle gear（24）, and worm gear（23）And semi-circle gear（24）Equal rotary connecting device
Body（1）, semi-circle gear（24）Engage the second rack-plate（25）, the second rack-plate（25）It is fixedly connected with loop bar（26）, loop bar
（26）End sliding connecting device body（1）, loop bar（26）Upper end is socketed guide rod（27）Lower part, guide rod（27）Upper end is fixed
Attachment device body（1）, guide rod（27）Lower end is fixedly connected with spring upper end, and lower spring end is fixedly connected with loop bar（26）, loop bar
（26）Lower end is fixedly connected with pressure head（28）.
A kind of 2. civic building asphalt paving device according to claim 1, it is characterised in that the bidirectional screw cloth
Expect roller（7）It is rotatablely connected cloth room（9）, cloth room（9）Lower end connects discharge port（10）.
A kind of 3. civic building asphalt paving device according to claim 1, it is characterised in that the strut（31）Under
End rotation connection roller（32）.
A kind of 4. civic building asphalt paving device according to claim 1, it is characterised in that the semi-circle gear
（24）A half semi smooth with teeth, device body（1）Bottom is inclined.
A kind of 5. civic building asphalt paving device according to claim 1, it is characterised in that the No.1 motor
（8）With No. two motors（18）It is electrically connected power supply and switch.
A kind of 6. civic building asphalt paving device according to claim 1, it is characterised in that the screw（16）It is right
End is fixedly connected with regulating wheel（17）.
A kind of 7. civic building asphalt paving device according to claim 1, it is characterised in that described device body
（1）Upper end is fixedly connected with feed inlet（2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711147089.4A CN107905072A (en) | 2017-11-17 | 2017-11-17 | A kind of civic building asphalt paving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711147089.4A CN107905072A (en) | 2017-11-17 | 2017-11-17 | A kind of civic building asphalt paving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107905072A true CN107905072A (en) | 2018-04-13 |
Family
ID=61846142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711147089.4A Pending CN107905072A (en) | 2017-11-17 | 2017-11-17 | A kind of civic building asphalt paving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107905072A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108589475A (en) * | 2018-05-14 | 2018-09-28 | 佛山新籁工程科技有限公司 | A kind of road engineering tamping unit |
| CN108589691A (en) * | 2018-05-21 | 2018-09-28 | 四川新筑智能工程装备制造有限公司 | A kind of dam strong rammer paver for the dam bedding material that paves |
| CN108643016A (en) * | 2018-07-26 | 2018-10-12 | 四川创新亿建筑工程有限公司 | Blanking smooths rammer compacter |
| CN109969813A (en) * | 2019-05-14 | 2019-07-05 | 瑞安状元登第酒业有限公司 | A kind of wine brewing production distribution device |
| CN110004802A (en) * | 2019-04-15 | 2019-07-12 | 王占刚 | A kind of highway construction asphalt paving device |
| CN110080075A (en) * | 2019-06-04 | 2019-08-02 | 何惠明 | A kind of Traffic Engineering Construction pavement crack repair device |
| CN110409259A (en) * | 2019-08-16 | 2019-11-05 | 朱正同 | A kind of building construction of the highway apparatus for leveling |
| CN111608033A (en) * | 2020-06-05 | 2020-09-01 | 杭州刚方机械科技有限公司 | Ballasted track gravel leveling device with adjustable height |
| CN111996998A (en) * | 2020-08-25 | 2020-11-27 | 杨瑞达 | Channel construction equipment |
| CN112080992A (en) * | 2020-08-05 | 2020-12-15 | 广东锦恒建筑有限公司 | Asphalt paving device for building construction |
| CN112127240A (en) * | 2020-09-27 | 2020-12-25 | 杨晓燕 | Asphalt discharge port capable of automatically adjusting discharge amount |
| CN112177302A (en) * | 2020-09-03 | 2021-01-05 | 何良生 | Ground surface coating device |
| CN113322754A (en) * | 2021-06-03 | 2021-08-31 | 杜璟 | Town road and bridge roadbed repairing asphalt paving stacking machine and process flow |
| CN113502784A (en) * | 2021-07-21 | 2021-10-15 | 中交(苏州)城市开发建设有限公司 | Reinforcing and seepage-proofing treatment method for ultra-shallow soil covering of river bed in tunnel underpass river construction |
| CN114481757A (en) * | 2021-12-28 | 2022-05-13 | 安徽佳恩特智造有限公司 | Protection device for screed of paver |
| CN114481758A (en) * | 2021-12-29 | 2022-05-13 | 中地天一(河南)工程管理咨询有限公司 | Asphalt paving device and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108589475A (en) * | 2018-05-14 | 2018-09-28 | 佛山新籁工程科技有限公司 | A kind of road engineering tamping unit |
| CN108589691A (en) * | 2018-05-21 | 2018-09-28 | 四川新筑智能工程装备制造有限公司 | A kind of dam strong rammer paver for the dam bedding material that paves |
| CN108643016A (en) * | 2018-07-26 | 2018-10-12 | 四川创新亿建筑工程有限公司 | Blanking smooths rammer compacter |
| CN110004802A (en) * | 2019-04-15 | 2019-07-12 | 王占刚 | A kind of highway construction asphalt paving device |
| CN109969813A (en) * | 2019-05-14 | 2019-07-05 | 瑞安状元登第酒业有限公司 | A kind of wine brewing production distribution device |
| CN109969813B (en) * | 2019-05-14 | 2021-06-08 | 瑞安状元登第酒业有限公司 | Distributing device for wine making production |
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| CN110080075B (en) * | 2019-06-04 | 2021-06-08 | 沈阳市市政工程修建集团有限公司 | Road surface crack patching device is used in traffic engineering construction |
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Application publication date: 20180413 |
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