CN203393576U - Screw blade and paver - Google Patents
Screw blade and paver Download PDFInfo
- Publication number
- CN203393576U CN203393576U CN201320400410.6U CN201320400410U CN203393576U CN 203393576 U CN203393576 U CN 203393576U CN 201320400410 U CN201320400410 U CN 201320400410U CN 203393576 U CN203393576 U CN 203393576U
- Authority
- CN
- China
- Prior art keywords
- helical blade
- blade
- blade body
- paver
- bituminous mixture
- 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.)
- Expired - Fee Related
Links
- 230000012447 hatching Effects 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 33
- 238000005204 segregation Methods 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 6
- 238000005266 casting Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001037 White iron Inorganic materials 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model discloses a screw blade. The screw blade comprises a blade body and a connecting body arranged at one side of the blade body and used for connecting the blade body and a shaft, wherein the blade body comprises a first surface and a second surface opposite to the first surface, and at least one of longitudinal hatching lines of the first surface and second surface of the blade body is a corrugated line. The utility model also discloses a paver which is provided with the screw blade. By adopting the screw blade and the paver, segregation of a bituminous mixture can be reduced, and abrasion of the screw blade can be lightened.
Description
Technical field
The utility model relates to paver field, the paver that relates in particular to a kind of helical blade and dispose this helical blade.
Background technology
In recent years, asphalt remixer has become build ordinary highway and the indispensable special equipment of high-grade highway.Helical blade is a vitals of paver, and major function is the bituminous mixture that scraper plate feeder is sent here, the two ends of the hopper of dividing right and left.There is following problem in existing helical blade:
When 1, helical blade rotates, the shearing resistance of bituminous mixture and helical blade is large, and the flow resistance of bituminous mixture and helical blade is large, and asphalt mixture segregation phenomenon is serious, and then causes the inner the Nomenclature Composition and Structure of Complexes of bituminous mixture inhomogeneous.
2, helical blade is generally used low-alloy steel and ordinary white cast iron manufacture, and its abrasion resistance is low, and application life is short, is generally 1～3 month.In addition, adopt in addition the helical blade of potassium steel casting and the helical blade of Cr28 Alloys Casting, the helical blade impact toughness of potassium steel casting is pretty good, but under low impact stress hardness poor, abrasion resistance is not enough; The helical blade of Cr28 Alloys Casting, have good abrasion resistance, but cost is higher when as cast condition, is unfavorable for using in batches.In addition, also have take the helical blade external surface Bulk coat carbide alloy that potassium steel high-abrasive material is matrix, although this mode has increased the abrasion resistance of helical blade, cost has also improved.In paver paves the process of bituminous mixture, because bad lot of materials waste and the cost of having caused of abrasion resistance of sub-material blade increases, the while has also affected the operation of a machine rate.In addition, frequently change the labour intensity that blade has also increased workman, consumed a large amount of human and material resources and financial resources.
Therefore, reduce the sub-material resistance of asphalt remixer helical blade to reduce the segregation of bituminous mixture, improve the abrasive resistance of helical blade to extend the application life of helical blade, have great importance.
Utility model content
For addressing the above problem, the paver that the utility model provides a kind of helical blade and disposes this helical blade, the wearing and tearing that it can reduce the segregation of bituminous mixture and can reduce helical blade.
For achieving the above object, helical blade of the present utility model, comprise blade body and be arranged on described blade body one side, the connector for described blade body is connected with axle, described blade body comprises first surface and the second surface relative with described first surface, and in the first surface of described blade body and second surface, the longitudinal hatching line of at least one is wave molding.
Preferably, longitudinal hatching line of the first surface of described blade body and second surface is wave molding.
Preferably, described blade body and described connector are structure as a whole.
Preferably, described blade body and described connector are Split type structure, described blade body and the welding of described connector.
The invention also discloses a kind of paver, it disposes the helical blade described in as above any one.
Helical blade of the present utility model and paver, the first surface of helical blade is or/and the longitudinal hatching line of second surface is wave molding, formation be corrugated first surface or/and the trough of second surface can effectively contain the wedge angle of bituminous mixture.Along with the not stall of helical blade is moving, be corrugated first surface or/and second surface can be alleviated the shearing resistance of bituminous mixture and blade, thereby reduce the flow resistance of bituminous mixture and helical blade, reduce the segregation of compound.Simultaneously; the trough of this corrugated surface helical blade can stick part bituminous mixture; the bituminous mixture of this part can become the topping of helical blade; make helical blade when work; bituminous mixture on helical blade and other bituminous mixtures wear and tear mutually; reduce helical blade self wearing and tearing, extended application life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model helical blade;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is that the A-A of Fig. 2 is to sectional view.
The specific embodiment
Below, by reference to the accompanying drawings, structure of the present utility model and operating principle etc. are described in further detail.
As shown in Figures 1 to 3, helical blade of the present utility model, comprise blade body 1 and be arranged on blade body 1 one sides, the connector 2 for blade body 1 is connected with axle, blade body 1 comprises first surface 101 and the second surface 102 relative with first surface 101, and the longitudinal hatching line of at least one in the first surface 101 of blade body 1 and second surface 102 (blade body 1 of take longitudinally analyse and observe rear formed first surface 101 and second surface 102 outline line be longitudinal hatching line) is wave molding.Particularly, first surface 101 is or/and second surface 102 forms corrugated surface along its width, and first surface 101 is or/and longitudinal hatching line of second surface 102Qi optional position is wave molding.
In the utility model, blade body 1 can be structure as a whole with connector 2, by casting, waits usual manner one to be processed to form.Certainly, it can be also Split type structure, and blade body 1 is connected with mode or other usual ways of connector 2 by welding.
As shown in the figure, connector 2 is positioned at blade body 1 downside, and connector 2 comprises bearing shell 201, on bearing shell 201, be provided with protuberance 202, this protuberance 202 is provided with U-lag 203 near the position at two ends, is provided with through hole 204 in U-lag 203, for erection bolt, helical blade is connected with axle.
For further improving segregation ability and the abrasive resistance of helical blade, in the utility model, the first surface 101 of blade body 1 and longitudinal hatching line of second surface 102 are wave molding.Like this, two surfaces of helical blade all form corrugated surface, and when helical blade is worked, corrugated first surface 101 and second surface 102 can be alleviated the shearing resistance between helical blade and bituminous mixture, have reduced the segregation of bituminous mixture.
As shown in Figure 3, it shows longitudinal hatching line of first surface 101 and second surface 102.Corrugated longitudinal hatching line of first surface 101 and second surface 102 includes crest 103 and trough 104.This crest 103 and trough 104 extend along the helix length direction of helical blade, have formed corrugated first surface 101 and second surface 102.During use, part bituminous mixture can be attached on trough 104, makes this part bituminous mixture become the topping of helical blade.When helical blade rotates, between the crest 103 of first surface 101 and second surface 102 and bituminous mixture, can produce wearing and tearing, but, the trough 104 of first surface 101 and second surface 102 has part bituminous mixture owing to sticking, the bituminous mixture of this part bituminous mixture and other positions produces wearing and tearing, and can not produce wearing and tearing between trough 104 and bituminous mixture.Therefore, the corrugated surface setting of first surface 101 and second surface 102, has also reduced the wearing and tearing of helical blade, has extended its application life.
The invention also discloses a kind of paver, it disposes the as above helical blade of any one.Adopt the paver of this helical blade, helical blade segregation situation improves, and helical blade wearing and tearing alleviate, and has guaranteed the whole work efficiency of paver.
During use, first surface 101 is or/and the trough 104 of second surface 102 can effectively contain the wedge angle of bituminous mixture, along with the not stall of helical blade is moving, the corrugated first surface 101 of helical blade is or/and second surface 102 can be alleviated the shearing resistance of bituminous mixture and blade, thereby reduce the flow resistance of bituminous mixture and helical blade, reduce the segregation of compound.The trough 104 of helical blade can stick part bituminous mixture; the bituminous mixture of this part can become the topping of helical blade; make helical blade when work, the bituminous mixture on helical blade and other bituminous mixtures wear and tear mutually, thereby have reduced the wearing and tearing of helical blade.
Claims (5)
1. a helical blade, comprise blade body and be arranged on described blade body one side, the connector for described blade body is connected with axle, described blade body comprises first surface and the second surface relative with described first surface, it is characterized in that, in the first surface of described blade body and second surface, the longitudinal hatching line of at least one is wave molding.
2. helical blade as claimed in claim 1, is characterized in that, longitudinal hatching line of the first surface of described blade body and second surface is wave molding.
3. helical blade as claimed in claim 1, is characterized in that, described blade body and described connector are structure as a whole.
4. helical blade as claimed in claim 1, is characterized in that, described blade body and described connector are Split type structure, described blade body and the welding of described connector.
5. a paver, it disposes the helical blade as described in any one in claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320400410.6U CN203393576U (en) | 2013-07-05 | 2013-07-05 | Screw blade and paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320400410.6U CN203393576U (en) | 2013-07-05 | 2013-07-05 | Screw blade and paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203393576U true CN203393576U (en) | 2014-01-15 |
Family
ID=49905121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320400410.6U Expired - Fee Related CN203393576U (en) | 2013-07-05 | 2013-07-05 | Screw blade and paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203393576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306184A (en) * | 2013-07-05 | 2013-09-18 | 戴纳派克（中国）压实摊铺设备有限公司 | Spiral blade and paver |
-
2013
- 2013-07-05 CN CN201320400410.6U patent/CN203393576U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306184A (en) * | 2013-07-05 | 2013-09-18 | 戴纳派克（中国）压实摊铺设备有限公司 | Spiral blade and paver |
| CN103306184B (en) * | 2013-07-05 | 2016-06-29 | 戴纳派克（中国）压实摊铺设备有限公司 | Helical blade and paver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20170705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |