CN1274785A - Road base layer paver - Google Patents
Road base layer paver Download PDFInfo
- Publication number
- CN1274785A CN1274785A CN 00113831 CN00113831A CN1274785A CN 1274785 A CN1274785 A CN 1274785A CN 00113831 CN00113831 CN 00113831 CN 00113831 A CN00113831 A CN 00113831A CN 1274785 A CN1274785 A CN 1274785A
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- China
- Prior art keywords
- frame
- base layer
- spreading plate
- road base
- paver
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- 230000007480 spreading Effects 0.000 claims abstract description 38
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 5
- 230000000916 dilatatory effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 238000010409 ironing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 40
- 238000010276 construction Methods 0.000 description 8
- 239000010426 asphalt Substances 0.000 description 7
- 238000005204 segregation Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- -1 industrial residue Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Images
Landscapes
- Road Paving Machines (AREA)
Abstract
The paver drawn by a bulldozer has two base-less material loading inlets on two sides, two screw material distributors at the back of the inlets, two spreading boards behind the distributors and one regulator between the back part of the frame and the supporter walking on ground. During spreading, material is loaded from two dumpers to ground via the laoding inlets, the distributors spread material to two sides, the spreading boards further spread and level material, and the regulator regulates the spread thick. The paver has high spreading capacity.
Description
The present invention relates to a kind of road base layer paver, be mainly used in speedway, Class I highway, and the paving of Ordinary Rd, railway, place basic unit bulk material, cloth.Also can be used for rubbish and dump that thing etc. need pave, shakeouts, the occasion of cloth.
Known from institute, in road, railway, place construction, improvement project, paving of base material is a wherein very important job, base material typically refers to the mixture of building stones, sand, soil, flyash, industrial residue, lime, cement etc. and above-mentioned material, promptly usually said stabilizing material.The laying of base material now adopts machineries such as bulldozer, loader, land leveller to pave usually, a problem is that operating efficiency is low, another problem is the segregation of material, promptly the building stones that particle diameter is bigger in the material that is paved can be separated from compound and float over the top layer or flow to the edge, destroy the grating of material, slackened the supporting capacity of basic unit.Also having a problem is that the material planeness that is paved mainly guarantees according to operating personnel's qualification and experience.This in most of the cases is difficult to satisfactory, and needs with manually more.When the employing special-purpose machinery paves, mainly pave by asphalt paver or by the machinery of reequiping, the subject matter of this mode is the equipment price costliness, operation, maintenance complexity, and expense is too high, and it is exactly that material is easily emanated that a problem is arranged in addition.
Special-purpose stabilized soil paver tool by the asphalt paver repacking developed from the end of the nineties, and mainly release by some producers of China, successively developed this series products as Jiangsu Xu Zhou road building machinery factory, Xinjin, Sichuan road building machinery factory, Shandong Road Machinery Factory, Tianjin engineering machinery research institute etc., this is to be formed by the asphalt paver transformation of the way, because development time is short, system matches is unreasonable, on probation through applying unit, the problem that mainly has the following aspects: 1, walking is skidded: the solid accumulation amount can not in time pave greatly when paving, cause hypotraction, walking is skidded.2, spiral sub-material system capability is less than normal: because of Stabilized Soil shop layer is thicker, because the complete machine matching problem causes the sub-material scarce capacity, and then produced the segregation of material.3, adopt the belt conveying system to replace the scraper plate conveying system: reduced cost, but because the defeated material of belt itself, the belt sideslip that easily skids causes material amount instability, the characteristics such as fault rate height failed.When 4, in operation, shutting down because the paving layer of thicker void causes spreading plate to sink naturally to the deadweight less than spreading plate of the support force of the plate of napping, pave so again start after, the initial adjusting stage spreads and layer is thinner than setting value.Caused the planeness of whole paving layer to descend.In addition, this type also has complex structure, fault rate height, operation, maintenance cost height, the problem of purchasing price costliness.
Visible following patent of other spreader and disclosed application, as DE812677, DE939749,2135033 (H) but, WO89/01077 usually these devices all be the tractor that has support wheel and press muller, using this problem of drawing laying apparatus is that the haul truck must travel on the road surface of having laid.
Chinese patent application number: 93108953.0,99115806.9,99115897.0,001,137,808 4 patent applications have proposed a kind of paver that promotes by means of loader, comprise a vat and opening, also organic frame and V-type spreading plate, the material that dump truck falls down, opening under the vat flows to ground and is wipeed off by the V-type spreading plate and spreads out, this machinery, subject matter are that paving width is little, promote machinery paved material bed on walking and producing skid.
Over the past two years, China's road construction project is increasing, mainly based on the standard highway construction, as Class I highway, speedway etc., these roads, width is big, and construction engineering units is to the quality requirement height, the shaping that once paves of stabilized zone requirement full width or half range paves, because the shortage of Stabilized Soil paver special tool, unit in charge of construction has to pave with large-scale asphalt paver, and requires the asphalt paver specification many more than 12m, this mechanical price is high especially, when paving the above width of 7m, segregation phenomenon is serious, and the both sides planeness is significantly wavy because of the little generation of housing rigidity, these have all departed from quality specifications, have reduced the credit rating of road.
In sum, the existing mode and use machinery to have following weak point of paving: the required people that 1, paves is more; 2, the spreading evenness adjustment is complicated and be difficult to guarantee; 3, paving width is narrower; 4, facility complicated operation; 5, equipment price costliness; 6, material is easily emanated.
The purpose of this invention is to provide a kind of road base layer paver, it has the following advantages:
1, simple in structure, cost is low; 2, easy to use, paving width is big, and planeness easily guarantees and be easy to adjust simple; 3, material segregation degree reduces.
For achieving the above object, a kind of road base layer paver that the present invention proposes is achieved in that and connects a hitch frame on the tractor of a similar crawler tractor, this hitch frame links to each other with a frame, the position, both sides of frame, just respectively there is a charging aperture tractor both sides, there is the pushing tow roller of pushing tow dump truck this charging aperture front portion, charging aperture central authorities are shape of the no end, charging aperture machine frame at two sides below is no bottom opening shape, there is the spreading plate that links to each other with frame at the charging aperture rear portion, and there is feeding-distribution device in charging aperture postmedian, spreading plate the place ahead.There is adjusting device at the rear portion of frame, the supporting arrangement that adjusting device and is supported on ground links to each other, promptly this adjusting device can be regulated the relative altitude between frame rear portion and supporting arrangement, like this, when whole paver front end supports also running under power forward by tractor, the material that the both sides charging aperture respectively has a dump truck to pave is poured charging aperture into and is piled up on the ground, under the feeding-distribution device effect material is being sent to both sides by the opening under the charging aperture machine frame at two sides, by spreading plate material is wipeed off then, spreading plate strickling height regulates frame by the adjusting device at frame rear portion and supporting arrangement is regulated frame and the supporting arrangement relative altitude is controlled.
Above-mentioned tractor can be for removing the bulldozer of push broach frame.
Hitch frame can be seen rotation from the side around bulldozer push broach frame fulcrum, and the hitch frame rear end can be linked to be one with frame and saw inflexible integral body at least in the side this moment.
Between the hitch frame of frame front and the bulldozer push broach frame fulcrum adjusting device can be set, this adjusting device can be regulated the relative altitude on frame front end and ground.
The adjusting device of above-mentioned hitch frame front end can be the hydraulic cylinder form, and with about two hydraulic cylinder parallel connections, to adapt to the twisting that the relative tractor of frame produces.
Hitch frame also can be connected on the towing points such as traction hook of tractor rear portion central authorities such as bulldozer or tractor, and can establish an adjusting device with locating to be connected between traction is linked up with this moment at hitch frame, and this adjusting device can be the hydraulic cylinder form.Relative altitude between this hydraulic means is adjustable complete machine frame and traction are linked up with.Promptly adjust the elevation between frame front end and ground.
Above-mentioned hitch frame rear portion is connected with frame and can be inflexiblely, and certainly, hitch frame and frame also can be made into one.
The spreading plate in the charging aperture outside can be made into swash plate shape after the oblique plate of napping, the material that the spiral feeding-distribution device is told thus tiltedly spreading plate continue to divide to sidepiece.
Feeding-distribution device before the spreading plate can be the spiral feeding-distribution device.
For reducing spiral sub-material load, also can before the spiral feeding-distribution device, V-type cutting plate forward auxiliary sub-material in one tip be set central authorities.Should can be arranged to move left and right by auxiliary cutting plate simultaneously.To regulate left and right sides sub-material amount.
The preceding feeding-distribution device of plate of napping also can be tip V-type tripper forward.
When feeding-distribution device was the V-type tripper, this V-type tripper can be made one with spreading plate, unites two into one, and promptly formed a V-type spreading plate, and this V-type spreading plate had both played material-distributing action, worked the effect of paving again.
Supporting arrangement can be walked on the ground of material that do not pave, and at this moment supporting arrangement walks in the both sides of whole paving width scope.
Certainly, supporting arrangement also can paved material bed on the walking.
Supporting arrangement can be wheeled construction.
Supporting arrangement also can be the screed structure.
Supporting arrangement can be arranged to universal wheel form of structure during for wheeled construction, is the convenient direction of advance of adjusting, and above-mentioned universal wheel can be arranged in steering mechanism's control and change direction of travel down.
Wheeled construction pave material bed on when walking the wheelmark that produces, in the compacting operation that can carry out afterwards, eliminate by the road roller compacting.
Supporting arrangement can also be arranged to the anterior roller that is, the rear portion is the combined type of screed.
For regulating whole paving width, can be at least in outside of whole paver, need are widened the spreading plate of variation and be arranged to an additional spreading plate, be connected also and can rotate with bearing pin between this additional spreading plate and the main spreading plate around bearing pin, the adjusting of its rotation, the adjustment of paving width just can be regulated by the additional spreading plate of this activity and the adjusting device between frame.
Width when transporting in order to reduce can be with the adjusting supporting arrangement at frame rear portion, and objects such as the draw bar of frame front make into detachable.
For frame, can be split type with making from the centre before and after the frame, can be general type between this is split type and connect, also can be made into telescopic structure.Telescopic structure can also be adjusted the charging aperture longitudinal separation.
For the transportation of whole paver, can adopt under the frame front and rear beam, respectively to add cross binding wheel, at this moment, paver can laterally be pulled walking.
The above manipulation of the paver of Jie Shaoing and to drive can be mechanical, also fluid pressure type, and also to handle can be manual, also can be automatic.
The manipulation of above-mentioned paver and the power of driving can be from the bulldozer, also can be from the engine of setting up separately.
When adopting fluid pressure type manipulation, driving, the hydraulic hose of its hydraulic system can be connected to and promote in the machinery hydraulic system, and its connected mode is a mode of the prior art.Certainly, the hydraulic hose of its hydraulic system also can be connected in the hydraulic system of the engine drive of setting up separately.
This paver according to the present invention can make things convenient for and form a uniform paving layer exactly, height of planeness and hitching machinery and this paver and gradient are irrelevant, can make the scale potentiometer in order further to improve planeness, or ultrasonic wave or laser aid, can also use the existing planeness of asphalt paver to adjust mode, in this case, the thickness of paving layer, planeness adjustment can be finished by hydraulic system automatically.
Dual-gripper before and after this paver makes frame more steady when operation, makes frame stressed more reasonable simultaneously, thereby reduces when promoting mechanical work the vibration of frame, makes operation more reliable, and planeness is higher.
Because this machine be two charging apertures, sub-material spiral sub-material distance is little, and spiral directly gets material from material pushes away, so material is emanated and wanted much less than asphalt paver when paving same widths.
In sum, the present invention proposes road base layer paver following advantage and good effect.
1, simple in structure, cost is low; 2, easy to use, planeness is adjusted easy to be accurate; 3, paving width, the output that paves is big, can satisfy once the pave requirement of half range of speedway, and paving width, thickness are easy to adjust.4, material segregation degree is little.
Provide specific embodiment below in conjunction with accompanying drawing:
Fig. 1 is the road base layer paver schematic top plan view
Fig. 2 is the road base layer paver schematic side view
Fig. 3 is the road base layer paver schematic side view of wheeled supporting arrangement for supporting arrangement
Fig. 4 is the road base layer paver schematic side view of wheeled supporting arrangement for supporting arrangement
Fig. 5 is one and the facility schematic top plan view that can link to each other with the tractor aft hook for hitch frame
Fig. 6 is the road base layer paver schematic top plan view of wheeled supporting arrangement for supporting arrangement
As shown in Figure 1, 2
The front end of frame (1) has two hitch frames (13), hitch frame (2) front end is connected with bulldozer push broach frame towing point (8), hitch frame (2) rear portion and frame (1) are connected to inflexible integral body, respectively there is a charging aperture (3) frame (1) both sides, there is the pushing tow roller (13 of pushing tow dump truck this charging aperture (3) front portion,) charging aperture (3) central authorities are shape of the no end, the postmedian of charging aperture (3) is connected with spiral feeding-distribution device (5), there is the spreading plate (4) that links to each other with frame (1) at the rear portion again, outermost in frame (1) is connected with movable spreading plate (14), between movable spreading plate (14) and the frame (1) adjusting device (11) is housed, frame (1) rear portion is connected with screed supporting arrangement (6), and the relative altitude between frame (1) and screed supporting arrangement (6) is regulated by the adjusting device (7) that is contained in therebetween.Frame (1) is set as flexible connection (12) to regulate charging aperture (3) longitudinal separation.
Shown in Fig. 3,6, for supporting arrangement (6) is walking wheeled supporting (6), this wheeled supporting (6) of walking can be controlled and turn to.
Shown in Fig. 4,5, be connected in the dilatory traction hook of bulldozer rear portion central authorities and go up (8) for hitch frame (2) is one, between hitch frame (2) and dilatory traction hook (8), locate to be provided with the adjusting device (9) of its relative altitude of adjusting.
Claims (10)
1, a kind of road base layer paver, mainly by hitch frame (2), frame (1), charging aperture (3), spreading plate (4), feeding-distribution device (5), supporting arrangement (6), adjusting device (7) is formed, it is characterized in that hitch frame (2) front end links to each other with bulldozer towing point (8), the rear end links to each other with frame (1), two charging apertures (3) are arranged on the frame (1), charging aperture (3) is no bottom opening shape, these two charging apertures (3) lay respectively at the bulldozer both sides, the postmedian of charging aperture (3) has feeding-distribution device (5), spreading plate (4) is arranged behind the feeding-distribution device (5), and spreading plate (4) rear portion is that the rear end and the walking of frame (1) has an adjusting device (7) between the supporting arrangement (6) on ground.
2, according to the road base layer paver of claim 1 defined, it is characterized in that hitch frame (2) is two, between its front end and the bulldozer left and right sides push broach frame axis of traction (8) adjusting device (9) is arranged, this adjusting device (9) can be hydraulic jack, and left and right sides oil cylinder can be in parallel; Hitch frame (2) rear end and frame (1) are linked to be one and see inflexible integral body at least in the side.
3,, it is characterized in that the dilatory traction hook (8) behind hitch frame (2) and the bulldozer links to each other according to the road base layer paver of claim 1 defined.
4,, it is characterized in that junction between the dilatory traction hook (8) behind hitch frame (2) and the bulldozer can be provided with an adjusting device (9) of regulating bracket height according to the road base layer paver of claim 3 defined.
5,, it is characterized in that feeding-distribution device (5) is a spiral feeding-distribution device (5) according to any road base layer paver of claim 1 to 4 defined.
6, according to any road base layer paver of claim 1 to 4 defined, the part spreading plate (4) that it is characterized in that charging aperture (3) the width outside can be made into the spreading plate (4) after oblique, and the spreading plate (4) after this is oblique not only works the effect of paving but also plays material-distributing action.
7, according to any road base layer paver of claim 1 to 4 defined, it is characterized in that supporting arrangement (6) is walking wheeled supporting (6), this wheeled supporting (6) of walking can be controlled and turn to.
8,, it is characterized in that supporting arrangement (6) is ironing board-like supporting (6) according to any road base layer paver of claim 1 to 4 defined.
9, according to a kind of road base layer paver of claim 7 defined, it is characterized in that charging aperture (3) can be arranged to movable oblique spreading plate (14) at least on one side in the outer part, can be hinge between this oblique spreading plate (14) and the middle spreading plate (4) is connected, tiltedly between spreading plate (14) and frame (1) adjusting device (9) is arranged, in order to regulating the gradient of oblique spreading plate (14), thereby reach the purpose of regulating whole paving width.
10, according to any road base layer paver of claim 1 to 4 defined, it is characterized in that between frame (1) front portion and the rear portion for flexibly connecting (12), this flexible connection (12) can be telescopic, in order to the length before and after adjustment frame (1) charging aperture (3), thereby reach the distance of regulating between feeding-distribution device (5) and charging aperture (3) front portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00113831 CN1274785A (en) | 2000-06-06 | 2000-06-06 | Road base layer paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00113831 CN1274785A (en) | 2000-06-06 | 2000-06-06 | Road base layer paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1274785A true CN1274785A (en) | 2000-11-29 |
Family
ID=4583582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00113831 Pending CN1274785A (en) | 2000-06-06 | 2000-06-06 | Road base layer paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1274785A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261030A (en) * | 2011-05-25 | 2011-11-30 | 陕西长大实业有限公司 | Double-telescopic machine frame and spreading machine |
| CN102691250A (en) * | 2012-06-13 | 2012-09-26 | 中联重科股份有限公司 | Spreading machine |
| CN102966025A (en) * | 2012-11-28 | 2013-03-13 | 长安大学 | Prestressed cement concrete pavement sliding layer paving device |
| CN103485253A (en) * | 2013-08-26 | 2014-01-01 | 广西柳工机械股份有限公司 | Construction method for paving pavement |
| CN101517037B (en) * | 2006-09-21 | 2014-07-09 | 蒂森克虏伯伍德有限公司 | Coke oven with improved heating performance |
| CN104233930A (en) * | 2014-09-23 | 2014-12-24 | 广东省长大公路工程有限公司 | Simple casting type asphalt concrete paver |
| WO2020042285A1 (en) * | 2018-09-01 | 2020-03-05 | 陕西中大机械集团有限责任公司 | Intelligent multipurpose segregation-resistance paver having large width and thickness |
-
2000
- 2000-06-06 CN CN 00113831 patent/CN1274785A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101517037B (en) * | 2006-09-21 | 2014-07-09 | 蒂森克虏伯伍德有限公司 | Coke oven with improved heating performance |
| CN102261030A (en) * | 2011-05-25 | 2011-11-30 | 陕西长大实业有限公司 | Double-telescopic machine frame and spreading machine |
| CN102261030B (en) * | 2011-05-25 | 2016-05-25 | 陕西长大实业有限公司 | Two flexible frames and paver |
| CN102691250A (en) * | 2012-06-13 | 2012-09-26 | 中联重科股份有限公司 | Spreading machine |
| CN102691250B (en) * | 2012-06-13 | 2014-12-10 | 中联重科股份有限公司 | Spreading machine |
| CN102966025A (en) * | 2012-11-28 | 2013-03-13 | 长安大学 | Prestressed cement concrete pavement sliding layer paving device |
| CN102966025B (en) * | 2012-11-28 | 2015-06-03 | 长安大学 | Prestressed cement concrete pavement sliding layer paving device |
| CN103485253A (en) * | 2013-08-26 | 2014-01-01 | 广西柳工机械股份有限公司 | Construction method for paving pavement |
| CN103485253B (en) * | 2013-08-26 | 2015-12-23 | 广西柳工机械股份有限公司 | Pavement spread construction method |
| CN104233930A (en) * | 2014-09-23 | 2014-12-24 | 广东省长大公路工程有限公司 | Simple casting type asphalt concrete paver |
| CN104233930B (en) * | 2014-09-23 | 2016-08-31 | 广东省长大公路工程有限公司 | A kind of simple cast asphalt concrete paver |
| WO2020042285A1 (en) * | 2018-09-01 | 2020-03-05 | 陕西中大机械集团有限责任公司 | Intelligent multipurpose segregation-resistance paver having large width and thickness |
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