CN102409596A - Telescopic ironing plate structure and paver - Google Patents
Telescopic ironing plate structure and paver Download PDFInfo
- Publication number
- CN102409596A CN102409596A CN2011102375658A CN201110237565A CN102409596A CN 102409596 A CN102409596 A CN 102409596A CN 2011102375658 A CN2011102375658 A CN 2011102375658A CN 201110237565 A CN201110237565 A CN 201110237565A CN 102409596 A CN102409596 A CN 102409596A
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- table structure
- screed
- ironing table
- telescopic ironing
- guide
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- 238000010409 ironing Methods 0.000 title claims abstract description 40
- 238000007667 floating Methods 0.000 claims abstract description 34
- 230000004888 barrier function Effects 0.000 claims description 32
- 239000000203 mixture Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 description 11
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Road Paving Machines (AREA)
Abstract
The invention provides a telescopic ironing board structure, which comprises a main ironing board (10) and an auxiliary ironing board (20) which can be mutually telescopic, and further comprises a floating baffle plate (30), a guide member (40) and an elastic member (50), wherein the guide member (40) is arranged on the main ironing board (10), and the floating baffle plate (30) is arranged along the guide member (40) in a sliding manner, is biased by the elastic member (50) and abuts against the auxiliary ironing board (20). The invention also provides a paver with the telescopic ironing plate structure. The invention can effectively prevent the mixture in front of the auxiliary screed plate from leaking into the main screed plate, thereby improving the paving quality of the road surface.
Description
Technical field
The present invention relates to the pavement construction mechanical field, more specifically, the paver that relates to a kind of telescopic ironing table structure and have this telescopic ironing table structure.
Background technology
At present, the telescopic ironing table structure of paver usually adopts Chinese character pin-shaped layout as shown in Figure 1, and main screed 10 is preceding, about secondary screed 20 after.Main screed 10 with about the front side of secondary screed 20 have hammer ram system front apron (can abbreviate front apron as) 12 and 22 respectively.
Because secondary screed 20 needs within the specific limits with respect to main screed 10 telescopic movings, so leave certain clearance (gap A as shown in Figure 2 and gap B) between main screed 10 and the secondary screed 20.
After preventing that secondary screed 20 preceding compounds from bleeding main screed 10 from this gap, as shown in Figure 3, go up with fixed dam 11 of bolt installation at the end plate (not shown) of main screed 10, should locate to leak to expect to reduce.But for making secondary screed 20 in the telescopic moving process, not produce movement interference with fixed dam 11; As shown in Figure 2; 20 of main screed 10 and secondary screeds still exist gap A as shown in the figure and gap B, can't prevent fully that compound from bleeding behind the main screed 10.
In addition, as shown in Figures 2 and 3, when actual job, screed and paving concrete pavement always trend towards keeping a stable work elevation angle theta.Because the existence of screed elevation angle theta; Must cause the minimum limit of main screed 10 and the minimum limit of secondary screed 20 to be on the different height position; In order to guarantee the planeness of paving concrete pavement; Must secondary screed 20 be adjusted upward with respect to main screed 10, the two highly is transferred on the same horizontal plane.And the fixed dam 11 that is installed on the end plate of main screed 10 is fixed, then causes the gap B of 20 of main screed 10 and secondary screeds to increase, and the compound behind this main screed 10 that bleeds then increases.And the elevation angle is big more, and gap B is big more, and the compound behind this main screed 10 that bleeds is then many more, thereby influences the spreading quality on road surface.
Summary of the invention
The object of the invention is to solve the problems referred to above that exist in the prior art, provides a kind of compound that can effectively prevent to bleed behind the main screed, improve telescopic ironing table structure and the paver with this telescopic ironing table structure of the spreading quality on road surface.
According to an aspect of the present invention; A kind of telescopic ironing table structure is provided; Comprise the main screed and the secondary screed that can stretch each other; Said telescopic ironing table structure comprises that also the said guide of floating barrier, guide and elastic component is arranged on the said main screed, and said floating barrier is mounted slidably along said guide, and by said resilient member biases and be resisted against on the said secondary screed.
Preferably, the side of said main screed has end plate, has fixed dam on this end plate, and said guide is arranged on the said fixed dam.
Preferably, the side of said main screed has end plate, and said guide is arranged on the said end plate.
Preferably, said guide be arranged on said end plate on the end face of said secondary screed.
Preferably, said guide is a guide rail, and this guide rail is vertically set on the said end plate, and said floating barrier is slidably disposed on the said guide rail through form fit.
Preferably, be formed with groove on the said guide rail, be formed with corresponding fin on the said floating barrier, this fin is embedded in the said groove.
Preferably, said groove comprises the arc groove part that is positioned at this bottom portion of groove and from the outward extending straight trough part of this arc groove part.
Preferably, said elastic component is an extension spring.
Preferably, an end of said extension spring is connected on the said floating barrier, and the other end is connected on the said end plate.
Preferably, the other end of said extension spring is connected on the inner surface of said end plate.
Preferably, said extension spring is in tilted layout with respect to said guide.
Preferably, between the bottom of said main screed and secondary screed, have the gap, said floating barrier is positioned at this gap location.
According to another aspect of the present invention, a kind of paver with above-mentioned telescopic ironing table structure also is provided.
The paver that adopts telescopic ironing table structure of the present invention and have this telescopic ironing table structure; Said guide is arranged on the said main screed; Said floating barrier is mounted slidably along said guide, and by said resilient member biases and be resisted against on the said secondary screed.Therefore; Under the synergy of elastic component and guide; No matter under which kind of operating mode, floating barrier all can fit tightly with secondary screed, fills up the gap between the major-minor screed in real time; Effectively stop compound before the secondary screed to bleed behind the main screed, thereby improved the spreading quality on road surface.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of manual, is used to explain the present invention with the following specific embodiment, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the main screed of existing paver and the head-down position sketch map of secondary screed;
Fig. 2 is the main screed of the paver under the existing actual job state and the partial elevational structural representation of secondary screed;
Fig. 3 is the main screed of the paver under the existing actual job state and the sectional perspective structural representation of secondary screed;
Fig. 4 is the sectional perspective structural representation according to telescopic ironing table structure of the present invention;
Fig. 5 is that the part master according to telescopic ironing table structure of the present invention looks sketch map;
Fig. 6 is the partial enlarged drawing of Fig. 5;
Fig. 7 is the A-A sectional view of Fig. 6.
Description of reference numerals
10 main screeds; 11 fixed dams; 12 front aprons; 13 end plates
20 secondary screeds; 22 front aprons;
30 floating barriers; 31 fins
40 guides; 41 grooves;
50 elastic components; 51,52 spring bases
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
Below with reference to accompanying drawing and combine embodiment to specify the present invention.
The present invention at first provides a kind of telescopic ironing table structure; Comprise the main screed 10 and secondary screed 20 that can stretch each other; Said telescopic ironing table structure also comprises floating barrier 30, guide 40 and elastic component 50; Said guide 40 is arranged on the said main screed 10, and said floating barrier 30 is mounted slidably along said guide 40, and by said elastic component 50 bias voltages and be resisted against on the said secondary screed 20.
In technique scheme; Because on main screed 10, be provided with floating barrier 30; And the elastic bias of guide effect and the elastic component 50 of this floating barrier 30 through guide 40 and being resisted against all the time on the secondary screed 20; Therefore can fill up the gap (referring to the gap B among Fig. 2 and Fig. 3) between main screed 10 and the secondary screed 20 in real time, the back of main the screed 10 thereby compound that can prevent secondary screed 20 front sides bleeds, thus improved the spreading quality on road surface.Here, the noun of locality of indication " preceding " and " back " are to be directed against the direct of travel of paver when normal walking is constructed.In order to fill up the gap between main screed 10 and the secondary screed 20 better, preferably, the contact shape of part of floating barrier 30 and secondary screed 20 is consistent, promptly makes the two to fit together well.
As shown in Figure 2, there are gap A and gap B between main screed 10 and the secondary screed 20, its intermediate gap B is positioned at the bottom of main screed 10 and secondary screed 20, and gap A is positioned at the top of gap B.In the course of work of paver, the compound in secondary screed 20 the place aheads drains to the rear of main screed 10 easily through gap B, thereby influences the construction quality on road surface.Because gap A is positioned at the top of gap B, and this gap B is less relatively, so compound generally can not drain to the rear of main screed 10 through gap A.Therefore, in the present invention, said floating barrier 30 is preferably placed at B place, gap, thereby can fill up gap B in real time, prevents that compound from draining to the rear of main screed 10, thereby can effectively improve the spreading quality on road surface.
The side of main screed 10 has end plate 13 (participation Fig. 6), on this end plate 13 fixed dam 11 is installed.In the present invention, said guide 40 can be installed on the fixed dam 11, also can be directly installed on the end plate 13.30 of floating barriers are slidably mounted on the guide 40; And receive elastic component 50 biasing force effect and be resisted against all the time on the secondary screed 20; More specifically; Be resisted against on the front apron 22 of secondary screed 20, to fill up the gap B (referring to Fig. 2 and Fig. 3) between main screed 10 and the secondary screed 20.Because elastic component 50 has elastic force, therefore when main screed 10 with secondary screed 20 relative stretching motion takes place,, can not cause interference though floating barrier 30 is resisted against on the secondary screed 20 yet, promptly can not influence stretching motion.
As preferred embodiment a kind of, to shown in Figure 6, said sliding part 40 is preferably guide rail like Fig. 4, and this guide rail is vertically set on the said end plate 13, and 30 of said floating barriers are installed on the said guide rail through form fit.Guide rail is installed on the end plate 13, can effectively utilizes the space of this part, make structure compact more.
More preferably, as shown in Figure 6, said sliding part (guide rail) 40 is positioned on the end face of said end plate 13, for example is welded on the end face of end plate 13, perhaps directly is integrally formed on the end face of end plate 13.This mode is arranged simply, can not cause interference with miscellaneous part.
As shown in Figure 7; Can be formed with groove 41 on the said guide rail, be formed with fin 31 on the said floating barrier 30, this fin 31 is embedded in the said groove 41; Thereby can slide along groove 41, thereby make floating barrier 30 can be resisted against all the time on the front apron 22 of secondary screed 20.Groove and guide rail can adopt various suitable shapes, for example T shape, circular arc etc., and the present invention does not limit this.
In the present invention, said groove 41 preferably includes the arc groove part that is positioned at this bottom portion of groove and from the outward extending straight trough part of this arc groove part.In other words, the shape of groove 41 is preferably the combined shaped of circular arc flute profile and straight trough shape, and promptly the bottom of groove 41 forms circular arc, and stretches out with straight trough shape from this circular arc.The shape of the shape of fin 31 and groove 41 is complementary.In this way, fin 31 can firmly be embedded in the groove 41.And, because the existence of said straight trough part can prevent that floating barrier 30 is with respect to guide rail deflection.
Said elastic component 50 is preferably extension spring, and it is simple in structure, is easy to realize.
As preferred embodiment a kind of, an end of said elastic component (extension spring) 50 is connected on the said floating barrier 30, and the other end is connected on the said end plate 13.Said extension spring is in tilted layout with respect to said guide rail.The elastic force of extension spring component in vertical direction will cause floating barrier 30 to have the trend that moves upward all the time, thereby can be resisted against all the time on the front apron 22 of secondary screed 20.Adopt this mode, only need an extension spring, floating barrier is conflicted all the time on secondary screed, therefore simple in structure, use reliable.
In addition, can clearly be seen that from Fig. 4 that said elastic component 50 is positioned at the inboard of said floating barrier 30.In other words, the outside of end plate 13 has fixed dam 11, and an end of said elastic component 50 is fixed on the inner surface of end plate 13, promptly opposite with fixed dam 11 side.Adopt this arrangement,,, make not interfere arrangement convenience with the fixed dam 11 in the outside so elastic component 50 is arranged in the inboard of end plate 13 owing on the outer surface of end plate 13 fixed dam 11 is installed.On the other hand, elastic component 50 is arranged in the inboard of end plate 13, can avoids elastic component 50 to receive the direct infringement of external mix material etc., improving the reliability and the application life of elastic component 50, and can not influence the outward appearance of whole telescopic ironing table structure.
Like Fig. 5 and shown in Figure 6, on end plate 13 and floating barrier 30, have spring base 51 and 52 respectively, bolt etc. for example, the two ends of elastic component 50 are hung on this spring base, and are simple in structure, and operation and maintenance is all very convenient.
According to another aspect of the present invention, a kind of paver with above-mentioned telescopic ironing table structure also is provided.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment, in technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention; For example extension spring is replaced with the compression spring, these simple variant all belong to protection scope of the present invention.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
Claims (13)
1. telescopic ironing table structure; Comprise the main screed (10) and the secondary screed (20) that can stretch each other; It is characterized in that said telescopic ironing table structure also comprises floating barrier (30), guide (40) and elastic component (50), said guide (40) is arranged on the said main screed (10); Said floating barrier (30) is mounted slidably along said guide (40), and by said elastic component (50) bias voltage and be resisted against on the said secondary screed (20).
2. telescopic ironing table structure according to claim 1 is characterized in that, the side of said main screed (10) has end plate (13), has fixed dam (11) on this end plate (13), and said guide (40) is arranged on the said fixed dam (11).
3. telescopic ironing table structure according to claim 1 is characterized in that, the side of said main screed (10) has end plate (13), and said guide (40) is arranged on the said end plate (13).
4. telescopic ironing table structure according to claim 3 is characterized in that, said guide (40) be arranged on said end plate (13) on the end face of said secondary screed (20).
5. telescopic ironing table structure according to claim 4 is characterized in that, said guide (40) is a guide rail, and this guide rail is vertically set on the said end plate (13), and said floating barrier (30) is slidably disposed on the said guide rail through form fit.
6. telescopic ironing table structure according to claim 5 is characterized in that, is formed with groove (41) on the said guide rail, is formed with corresponding fin (31) on the said floating barrier (30), and this fin (31) is embedded in the said groove (41).
7. telescopic ironing table structure according to claim 6 is characterized in that, said groove (41) comprises the arc groove part that is positioned at this bottom portion of groove and from the outward extending straight trough part of this arc groove part.
8. according to any described telescopic ironing table structure among the claim 1-7, it is characterized in that said elastic component (50) is an extension spring.
9. telescopic ironing table structure according to claim 8 is characterized in that, an end of said extension spring is connected on the said floating barrier (31), and the other end is connected on the said end plate (13).
10. telescopic ironing table structure according to claim 9 is characterized in that the other end of said extension spring is connected on the inner surface of said end plate (13).
11. telescopic ironing table structure according to claim 10 is characterized in that, said extension spring is in tilted layout with respect to said guide (40).
12. telescopic ironing table structure according to claim 1 is characterized in that, between the bottom of said main screed (10) and secondary screed (20), has gap (B), said floating barrier (30) is positioned at this gap (B) and locates.
13. a paver, this paver comprises the telescopic ironing table structure, it is characterized in that, said telescopic ironing table structure is according to any described telescopic ironing table structure among the claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110237565.8A CN102409596B (en) | 2011-08-18 | 2011-08-18 | Telescopic ironing plate structure and paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110237565.8A CN102409596B (en) | 2011-08-18 | 2011-08-18 | Telescopic ironing plate structure and paver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102409596A true CN102409596A (en) | 2012-04-11 |
| CN102409596B CN102409596B (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110237565.8A Active CN102409596B (en) | 2011-08-18 | 2011-08-18 | Telescopic ironing plate structure and paver |
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| Country | Link |
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| CN (1) | CN102409596B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852078A (en) * | 2012-08-18 | 2013-01-02 | 徐州凯莫尔重工科技有限公司 | Mechanism for fixing front stretch oil cylinder of retractable screed plate |
| CN103526672A (en) * | 2013-10-23 | 2014-01-22 | 戴纳派克（中国）压实摊铺设备有限公司 | Ironing plate and spreading machine |
| CN113152222A (en) * | 2021-04-13 | 2021-07-23 | 徐州工业职业技术学院 | Ironing plate suitable for small paver |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4379653A (en) * | 1981-06-01 | 1983-04-12 | White Consolidated Industries, Inc. | Asphalt paver with telescoping screed |
| CN2637551Y (en) * | 2003-08-16 | 2004-09-01 | 镇江华晨华通路面机械有限公司 | Road surface spreader hydraulic extension mangle plate |
| EP2199467A1 (en) * | 2008-12-16 | 2010-06-23 | Joseph Vögele AG | Paving screed and method for manufacturing a road surface |
| CN201553973U (en) * | 2009-11-16 | 2010-08-18 | 三一重工股份有限公司 | Spreading machine and edge baffle of screed thereof |
| CN202220321U (en) * | 2011-08-18 | 2012-05-16 | 中联重科股份有限公司 | Telescopic ironing plate structure and paver |
-
2011
- 2011-08-18 CN CN201110237565.8A patent/CN102409596B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4379653A (en) * | 1981-06-01 | 1983-04-12 | White Consolidated Industries, Inc. | Asphalt paver with telescoping screed |
| CN2637551Y (en) * | 2003-08-16 | 2004-09-01 | 镇江华晨华通路面机械有限公司 | Road surface spreader hydraulic extension mangle plate |
| EP2199467A1 (en) * | 2008-12-16 | 2010-06-23 | Joseph Vögele AG | Paving screed and method for manufacturing a road surface |
| CN201553973U (en) * | 2009-11-16 | 2010-08-18 | 三一重工股份有限公司 | Spreading machine and edge baffle of screed thereof |
| CN202220321U (en) * | 2011-08-18 | 2012-05-16 | 中联重科股份有限公司 | Telescopic ironing plate structure and paver |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852078A (en) * | 2012-08-18 | 2013-01-02 | 徐州凯莫尔重工科技有限公司 | Mechanism for fixing front stretch oil cylinder of retractable screed plate |
| CN103526672A (en) * | 2013-10-23 | 2014-01-22 | 戴纳派克（中国）压实摊铺设备有限公司 | Ironing plate and spreading machine |
| CN103526672B (en) * | 2013-10-23 | 2016-08-17 | 戴纳派克（中国）压实摊铺设备有限公司 | Screed and paver |
| CN113152222A (en) * | 2021-04-13 | 2021-07-23 | 徐州工业职业技术学院 | Ironing plate suitable for small paver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102409596B (en) | 2014-02-12 |
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