CN107217574A - A kind of asphalt-spreader - Google Patents
A kind of asphalt-spreader Download PDFInfo
- Publication number
- CN107217574A CN107217574A CN201710496900.3A CN201710496900A CN107217574A CN 107217574 A CN107217574 A CN 107217574A CN 201710496900 A CN201710496900 A CN 201710496900A CN 107217574 A CN107217574 A CN 107217574A
- Authority
- CN
- China
- Prior art keywords
- mainframe
- asphalt
- dust
- feed hopper
- pitch sprinkling
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 claims abstract description 55
- 239000010426 asphalt Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000010409 ironing Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- 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
- E01C19/4833—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 tamping or vibrating means for consolidating or finishing, e.g. immersed vibrators, with or without non-vibratory or non-percussive pressing or smoothing means
- E01C19/4853—Apparatus designed for railless operation, e.g. crawler-mounted, provided with portable trackway arrangements
- E01C19/486—Apparatus designed for railless operation, e.g. crawler-mounted, provided with portable trackway arrangements with non-vibratory or non-percussive pressing or smoothing means; with supplemental elements penetrating the paving to work the material thereof
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
A kind of asphalt-spreader, including mainframe, running gear, feed hopper, material conveyor, pitch sprinkling mechanism, asphalt tank, spiral distributor, vibrator, screed, draft arm, dust exhaust apparatus, the mainframe is arranged on running gear, it is anterior that the feed hopper is arranged on mainframe, the asphalt tank is arranged in the middle part of mainframe, the material conveyor is corresponding with feed hopper to be arranged on mainframe, the pitch sprinkling mechanism includes preceding pitch sprinkling unit, rear pitch sprinkling unit, and it is anterior that the preceding pitch sprinkling unit is arranged on mainframe.Pitch sprinkling mechanism, other machinery need not be recycled individually to carry out asphalt distribution, the electric hydaulic expansion link that receiving hopper bottom is set can adjust splicing angle as needed, and influence of the dust to the shaping that paves in air can be reduced by improving operating efficiency, and being provided with dust exhaust apparatus.
Description
Technical field
The present invention relates to a kind of paver, more particularly to a kind of asphalt-spreader.
Background technology
Paver is that asphalt uniformly paves on roadbase, and carries out the machinery of preliminary jolt ramming and leveling.
The bituminous concrete paver used at present is in cold season or in operation, and asphalt is because temperature drop is frequent quickly
Stick on screed, and on existing paver mostly no asphalt spraying device, it is necessary to carry out single pitch spray again
Spill, and can not adjust splicing angle during splicing as needed, operating efficiency, and due to there is substantial amounts of dust in air
It is unfavorable for the shaping that paves.
The content of the invention
To solve the above problems, the present invention provides a kind of asphalt-spreader, the present invention is simple in construction, utilizes adding for receiving hopper
The heating function of hot heat insulation function and screed can slow down the cooling velocity of concrete, reduce and pressed because temperature drop is too fast
The adhesion that flat board is caused, and it is provided with pitch sprinkling mechanism, it is not necessary to recycle other machinery individually to carry out asphalt distribution, connect
The electric hydaulic expansion link that feed hopper bottom is set can adjust splicing angle as needed, improve operating efficiency, and be provided with
Dust exhaust apparatus can reduce influence of the dust to the shaping that paves in air.
To achieve the above object, the present invention uses following technological means：
The present invention provides a kind of asphalt-spreader, including mainframe, running gear, feed hopper, material conveyor, pitch are spilt
Cloth mechanism, asphalt tank, spiral distributor, vibrator, screed, draft arm, dust exhaust apparatus, the mainframe are arranged on walking dress
Put, the feed hopper is arranged on mainframe front portion, the asphalt tank is arranged in the middle part of mainframe, and the material conveyor is with entering
Hopper is corresponding to be arranged on mainframe, and the pitch sprinkling mechanism includes preceding pitch sprinkling unit, rear pitch sprinkling unit, institute
Pitch sprinkling unit is arranged on mainframe front portion before stating, and the rear pitch sprinkling unit is arranged on mainframe rear portion, the pitch
Spread mechanism is connected with asphalt tank, and the draft arm is arranged on mainframe rear portion, the draft arm and is provided with screw distribution
Device, vibrator, screed, the spiral distributor are corresponding with material conveyor, and the vibrator is arranged on spiral distributor
Rear portion, the screed, which is arranged on vibrator rear portion, the screed, is provided with caliper profiler, on the spiral distributor
Dust exhaust apparatus is correspondingly arranged on, one end and the mainframe of the feed hopper are hinged, and other end bottom is provided with the first electric hydaulic
Expansion link, the inwall of the feed hopper, which is provided with heat-insulation layer, the feed hopper lateral wall, is provided with first heater, first
Temperature sensor, the screed top is provided with secondary heating mechanism, second temperature sensor, and the caliper profiler passes through
Second electric hydaulic expansion link is connected with draft arm, and the vibrator includes vibrating beam, deflection wheel mechanism, and the vibrating beam is by carrying
Lifting shaft is connected with deflection wheel mechanism, and the deflection wheel mechanism is connected with draft arm, and track base, the ironing are provided with the lift shaft
The guide rail corresponding with track base is provided with plate.
Further, the material conveyor is drag conveyer, the feed end of the drag conveyer and feed hopper
Discharging opening is corresponding, and the discharge end of the drag conveyer is corresponding with spiral distributor.
Further, the preceding pitch sprinkling unit, only some shower nozzles are set on rear pitch sprinkling unit, the shower nozzle leads to
Piping is connected with asphalt tank.
Further, the 3rd heater, three-temperature sensor are provided with the asphalt tank.
Further, the deflection wheel mechanism includes driving wheel, driven pulley, eccentric wheel, and the driving wheel is with setting mainframe
On the second motor output shaft connection, the driven pulley is arranged on draft arm, the eccentric wheel set on the driven wheel with
The center of driven pulley has one to center offset distance, and the driving wheel is connected by belt with driven pulley, the eccentric wheel and lift shaft
Connection.
Further, the dust exhaust apparatus includes dust suction lid, dust sucting pipeline, dust storage tank, dust sucting motor, the dust suction lid pair
Spiral distributor top should be arranged on, the dust storage tank is arranged on mainframe, the dust suction lid passes through dust sucting pipeline and storage dirt
Case is connected, and the dust sucting motor corresponding with dust sucting pipeline is provided with the dust storage tank.
Further, it is provided with control panel on the mainframe, the control panel includes controller, the controller and the
One heater, secondary heater, the 3rd heater, the first temperature sensor, second temperature sensor, three-temperature sensor electricity
Connection, electric hydaulic expansion link, the first motor, the second motor, dust sucting motor, the electrical connection of electric hydaulic expansion link.
Beneficial effects of the present invention：
The present invention is simple in construction, and coagulation can be slowed down using the heating and heat preserving function of receiving hopper and the heating function of screed
The cooling velocity of soil, is reduced because of the too fast adhesion caused in screed of temperature drop, and is provided with pitch sprinkling mechanism, no
Need to recycle other machinery individually to carry out asphalt distribution, the electric hydaulic expansion link that receiving hopper bottom is set can be as needed
Splicing angle is adjusted, dust in air can be reduced to the shaping that paves by improving operating efficiency, and being provided with dust exhaust apparatus
Influence.
Brief description of the drawings
Fig. 1 is main structure diagram of the invention；
Fig. 2 is overlooking the structure diagram of the invention.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention will be further described.
Embodiment 1：As shown in Figure 1-2, the present embodiment provides a kind of asphalt-spreader, including mainframe 1, running gear 2,
Feed hopper 3, material conveyor 4, pitch sprinkling mechanism 5, asphalt tank 6, spiral distributor 7, vibrator 8, screed 9, draft arm
10th, dust exhaust apparatus 11, the mainframe 1 is arranged on running gear 2, and the feed hopper 3 is arranged on the front portion of mainframe 1, described
Asphalt tank 6 is arranged on the middle part of mainframe 1, and the material conveyor 4 is corresponding with feed hopper 3 to be arranged on mainframe 1, the drip
Blue or green spread mechanism 5 includes preceding pitch sprinkling unit 5-1, rear pitch sprinkling unit 5-2, and the preceding pitch sprinkling unit 5-1 is set
Anterior in mainframe 1, the rear pitch sprinkling unit 5-2 is arranged on the rear portion of mainframe 1, the pitch sprinkling mechanism 5 and pitch
Tank 6 is connected, and the draft arm 10 is arranged on the rear portion of mainframe 1, the draft arm 10 and is provided with spiral distributor 7, vibrates
Device 8, screed 9, the spiral distributor 7 are corresponding with material conveyor 4, and the vibrator 8 is arranged on after spiral distributor 7
Portion, the screed 9 is arranged on the rear portion of vibrator 8, the screed 9 and is provided with caliper profiler 12, the screw distribution
Dust exhaust apparatus 11 is correspondingly arranged on device 7, one end and the mainframe 1 of the feed hopper 3 are hinged, and other end bottom is provided with first
Electric hydaulic expansion link 3-1, the first electric hydaulic expansion link 3-1 are arranged on mainframe 1, the inwall of the feed hopper 3
Heat-insulation layer is provided with, the temperature layer both sides are that the first heating dress is provided with steel plate package structure, the lateral wall of feed hopper 3
Put, the first temperature sensor, the top of screed 9 is provided with secondary heating mechanism, second temperature sensor, and the thickness is adjusted
Section device 12 is connected by the second electric hydaulic expansion link 12-1 with draft arm 10, and the vibrator 8 includes vibrating beam 8-1, deflection wheel
Mechanism 8-2, the vibrating beam 8-1 is connected by lift shaft 8-3 with deflection wheel mechanism 8-2, the deflection wheel mechanism 8-2 and draft arm 10
It is provided with connection, the lift shaft 8-3 on track base, the screed 9 and is provided with the guide rail corresponding with track base.
Further, the material conveyor 4 is drag conveyer, the feed end of the drag conveyer and feed hopper
Discharging opening is corresponding, and the discharge end of the drag conveyer is corresponding with spiral distributor.
Further, only some shower nozzle 5-3 are set on the preceding pitch sprinkling unit 5-1, rear pitch sprinkling unit 5-2,
The shower nozzle 5-3 is connected by pipeline with asphalt tank 6.
Further, the 3rd heater, three-temperature sensor are provided with the asphalt tank 6.
Further, the deflection wheel mechanism 8-2 includes driving wheel 8-21, driven pulley 8-22, eccentric wheel 8-23, the active
Wheel 8-21 is with setting the output shaft of the second motor on mainframe to be connected, and the driven pulley 8-22 is arranged on draft arm 10, institute
Stating eccentric wheel 8-23 and being arranged on driven pulley 8-22 has one to center offset distance, the driving wheel 8-21 with driven pulley 8-22 center
It is connected by belt with driven pulley 8-22, the eccentric wheel 8-23 is connected with lift shaft 8-3.
Further, the dust exhaust apparatus 11 includes dust suction lid 11-1, dust sucting pipeline 11-2, dust storage tank 11-3, dust suction electricity
Machine, the dust suction lid 11-1 is correspondingly arranged at the top of spiral distributor 7, and the dust storage tank 11-3 is arranged on mainframe 1, described
Dust suction lid 11-1 is connected by dust sucting pipeline 11-2 with dust storage tank 11-3, is provided with the dust storage tank 11-3 and dust sucting pipeline phase
Corresponding dust sucting motor.
Further, be provided with control panel on the mainframe 1, the control panel includes controller, the controller with
Primary heater, secondary heater, the 3rd heater, the first temperature sensor, second temperature sensor, three-temperature sensor
Electrical connection, electric hydaulic expansion link, the first motor, dust sucting motor, the first electric hydaulic expansion link, the second electric hydaulic expansion link
Connection.
Claims (7)
1. a kind of asphalt-spreader, it is characterised in that spilt including mainframe, running gear, feed hopper, material conveyor, pitch
Cloth mechanism, asphalt tank, spiral distributor, vibrator, screed, draft arm, dust exhaust apparatus, the mainframe are arranged on walking dress
Put, the feed hopper is arranged on mainframe front portion, the asphalt tank is arranged in the middle part of mainframe, and the material conveyor is with entering
Hopper is corresponding to be arranged on mainframe, and the pitch sprinkling mechanism includes preceding pitch sprinkling unit, rear pitch sprinkling unit, institute
Pitch sprinkling unit is arranged on mainframe front portion before stating, and the rear pitch sprinkling unit is arranged on mainframe rear portion, the pitch
Spread mechanism is connected with asphalt tank, and the draft arm is arranged on mainframe rear portion, the draft arm and is provided with screw distribution
Device, vibrator, screed, the spiral distributor are corresponding with material conveyor, and the vibrator is arranged on spiral distributor
Rear portion, the screed, which is arranged on vibrator rear portion, the screed, is provided with caliper profiler, on the spiral distributor
Dust exhaust apparatus is correspondingly arranged on, one end and the mainframe of the feed hopper are hinged, and other end bottom is provided with the first electric hydaulic
Expansion link, the inwall of the feed hopper, which is provided with heat-insulation layer, the feed hopper lateral wall, is provided with first heater, first
Temperature sensor, the screed top is provided with secondary heating mechanism, second temperature sensor, and the caliper profiler passes through
Second electric hydaulic expansion link is connected with draft arm, and the vibrator includes vibrating beam, deflection wheel mechanism, and the vibrating beam is by carrying
Lifting shaft is connected with deflection wheel mechanism, and the deflection wheel mechanism is connected with draft arm, and track base, the ironing are provided with the lift shaft
The guide rail corresponding with track base is provided with plate.
2. a kind of asphalt-spreader according to right wants 1, it is characterised in that the material conveyor is drag conveyer,
The feed end of the drag conveyer is corresponding with the discharging opening of feed hopper, the discharge end and screw distribution of the drag conveyer
Device is corresponding.
3. a kind of asphalt-spreader according to right wants 1, it is characterised in that the preceding pitch sprinkling unit, rear pitch are spilt
Only some shower nozzles are set on cloth unit, the shower nozzle is connected by pipeline with asphalt tank.
4. a kind of asphalt-spreader according to right wants 1, it is characterised in that the 3rd heating dress is provided with the asphalt tank
Put, three-temperature sensor.
5. a kind of asphalt-spreader according to right wants 1, it is characterised in that the deflection wheel mechanism includes driving wheel, driven
Wheel, eccentric wheel, the driving wheel is with setting the output shaft of the second motor on mainframe to be connected, and the driven pulley is arranged on traction
On arm, the eccentric wheel is set has one to center offset distance with the center of driven pulley on the driven wheel, and the driving wheel passes through belt
It is connected with driven pulley, the eccentric wheel is connected with lift shaft.
6. a kind of asphalt-spreader according to right wants 1, it is characterised in that the dust exhaust apparatus includes dust suction lid, dust suction
Pipeline, dust storage tank, dust sucting motor, the dust suction lid are correspondingly arranged at spiral distributor top, and the dust storage tank is arranged on main frame
On frame, the dust suction lid is connected by dust sucting pipeline with dust storage tank, is provided with the dust storage tank corresponding with dust sucting pipeline
Dust sucting motor.
7. a kind of asphalt-spreader according to right wants 1, it is characterised in that control panel, institute are provided with the mainframe
Stating control panel includes controller, the controller and primary heater, secondary heater, the 3rd heater, the first TEMP
Device, second temperature sensor, three-temperature sensor electrical connection, electric hydaulic expansion link, the first motor, dust sucting motor, first
Electric hydaulic expansion link, the electrical connection of the second electric hydaulic expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496900.3A CN107217574A (en) | 2017-06-27 | 2017-06-27 | A kind of asphalt-spreader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496900.3A CN107217574A (en) | 2017-06-27 | 2017-06-27 | A kind of asphalt-spreader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107217574A true CN107217574A (en) | 2017-09-29 |
Family
ID=59950621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710496900.3A Pending CN107217574A (en) | 2017-06-27 | 2017-06-27 | A kind of asphalt-spreader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107217574A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881567A (en) * | 2017-12-06 | 2019-06-14 | 卡特彼勒路面机械公司 | System and method for pitch heating |
| CN110359345A (en) * | 2019-07-23 | 2019-10-22 | 马鞍山致青工业设计有限公司 | A kind of tiling compacting integral type asphalt concrete pavement paver |
| CN111877107A (en) * | 2020-08-03 | 2020-11-03 | 杭州紫腾材科技有限公司 | Asphalt paver for road construction and use method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201634990U (en) * | 2010-03-03 | 2010-11-17 | 陈宽 | Road gutter sliding mode machine |
| CN203247486U (en) * | 2013-05-08 | 2013-10-23 | 黑龙江省龙建路桥第三工程有限公司 | Asphalt concrete spreading machine |
| CN203373648U (en) * | 2013-06-06 | 2014-01-01 | 陕西长大实业有限公司 | Frame type spreading machine |
| CN203373649U (en) * | 2013-06-06 | 2014-01-01 | 陕西长大实业有限公司 | Transverse twisting type screed of frame type paver |
| CN204780539U (en) * | 2015-05-12 | 2015-11-18 | 李兆华 | Concrete bridge face special use evener that vibrates |
| CN205990579U (en) * | 2015-09-21 | 2017-03-01 | 陕西中土重工机械有限公司 | A kind of asphalt-spreader |
| EP3138961A1 (en) * | 2009-11-20 | 2017-03-08 | Joseph Vögele AG | Paving screed |
-
2017
- 2017-06-27 CN CN201710496900.3A patent/CN107217574A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3138961A1 (en) * | 2009-11-20 | 2017-03-08 | Joseph Vögele AG | Paving screed |
| CN201634990U (en) * | 2010-03-03 | 2010-11-17 | 陈宽 | Road gutter sliding mode machine |
| CN203247486U (en) * | 2013-05-08 | 2013-10-23 | 黑龙江省龙建路桥第三工程有限公司 | Asphalt concrete spreading machine |
| CN203373648U (en) * | 2013-06-06 | 2014-01-01 | 陕西长大实业有限公司 | Frame type spreading machine |
| CN203373649U (en) * | 2013-06-06 | 2014-01-01 | 陕西长大实业有限公司 | Transverse twisting type screed of frame type paver |
| CN204780539U (en) * | 2015-05-12 | 2015-11-18 | 李兆华 | Concrete bridge face special use evener that vibrates |
| CN205990579U (en) * | 2015-09-21 | 2017-03-01 | 陕西中土重工机械有限公司 | A kind of asphalt-spreader |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881567A (en) * | 2017-12-06 | 2019-06-14 | 卡特彼勒路面机械公司 | System and method for pitch heating |
| CN110359345A (en) * | 2019-07-23 | 2019-10-22 | 马鞍山致青工业设计有限公司 | A kind of tiling compacting integral type asphalt concrete pavement paver |
| CN111877107A (en) * | 2020-08-03 | 2020-11-03 | 杭州紫腾材科技有限公司 | Asphalt paver for road construction and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107217574A (en) | A kind of asphalt-spreader | |
| US2591502A (en) | Road paving machine | |
| CN102787548B (en) | In-site heating regeneration maintenance vehicle for asphalt pavements | |
| CN203247486U (en) | Asphalt concrete spreading machine | |
| CN100464023C (en) | Synchronous gravel sealer capable of continuous construction | |
| CN201165664Y (en) | concrete paving machine | |
| WO2020062891A1 (en) | Apparatus for hot milling by layer, hot air-microwave composite hot in-place recycling machine set and by-layer processing method thereof | |
| CN111532818B (en) | A cooling and koji adding device, a cooling and piling method and a system | |
| CN110181678B (en) | Composite insulation wall panel production system based on rotary discharge valve | |
| CN106223179A (en) | Road surface hot recycling machine and road surface hot reproduction construction method | |
| CN112982089B (en) | Ultrathin overlay asphalt mixture laying device | |
| CN104477673A (en) | Uniform powder discharging device | |
| CN113202031B (en) | Method for paving ultrahigh-performance concrete on bridge steel bridge deck | |
| EP2699732A1 (en) | Asphalt pavement constructing machine and method of operation | |
| US3194130A (en) | Apparatus for forming a weakened zone in pavements | |
| CN101029469B (en) | A Segregation-Resistant Asphalt Paver with Secondary Stirring and Temperature Compensation Functions | |
| CN205990580U (en) | Asphalt-spreader | |
| CN108867273A (en) | A kind of concrete paver | |
| CN106149520A (en) | The temperature automatically controlled charging gear of paver | |
| CN208151817U (en) | A kind of pitch gradual change paver | |
| CN203821221U (en) | Bituminous pavement construction joint preheating device | |
| CN207062708U (en) | It is a kind of can uniform blanking wheeled spreader | |
| CN209907163U (en) | Bridge floor concrete paving evener | |
| CN205990579U (en) | A kind of asphalt-spreader | |
| CN204715165U (en) | Paver mixing feeding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170929 |