CN113585001A - Telescopic material distributing shaft and paver - Google Patents
Telescopic material distributing shaft and paver Download PDFInfo
- Publication number
- CN113585001A CN113585001A CN202110842627.1A CN202110842627A CN113585001A CN 113585001 A CN113585001 A CN 113585001A CN 202110842627 A CN202110842627 A CN 202110842627A CN 113585001 A CN113585001 A CN 113585001A
- Authority
- CN
- China
- Prior art keywords
- telescopic
- shaft
- blade
- baffle
- fixed
- 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
- 239000000463 material Substances 0.000 title claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 14
- 238000005204 segregation Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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
- E01C19/12—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 distributing granular or liquid materials
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a telescopic distributing shaft which comprises a fixed shaft and a telescopic shaft which are coaxially arranged, wherein the fixed shaft comprises at least two first driving plates, the telescopic shaft comprises at least two second driving plates, and the first driving plates and the second driving plates are parallel and are sequentially and alternately arranged, so that the fixed shaft and the telescopic shaft are connected in a staggered manner; the telescopic shaft is connected with the telescopic power device, and the fixed shaft is connected with the rotary power device; the first driving plate and the second driving plate are respectively provided with a first blade and a second blade, and the first blade and the second blade are arranged in a staggered mode and have the same rotating direction. The telescopic material distributing shaft can be infinitely stretched, so that the adaptability of the operation of the paver is improved; the labor intensity of disassembling the distributing shaft due to wide range change of construction in the prior art is reduced, the construction time is saved, the segregation problem of pavement construction is greatly improved, and the operation quality of an operation pavement is greatly improved.
Description
Technical Field
The invention belongs to the technical field of road construction machinery, and particularly relates to a telescopic distributing shaft and a paver.
Background
The material distributing shafts in the material distributing device of the paver in the current market are all connected in a combined mode through the material distributing shafts with different lengths, so that the requirement on the operation width is met. Generally, the material distributing width of the material distributing shaft is fixed and constant in the construction process. In the market, most of the mainstream pavers use a hydraulic telescopic screed with a variable construction width or a combination of an end telescopic screed and a mechanical plate, so that the construction width of the paver in the working process is changed. But when the width of the screed plate is changed, the width of the distributing shaft of the distributing system cannot be synchronously adjusted. The influence on the operation convenience of the paver is great, particularly on the paver constructed on urban roads. On the other hand, in the construction, when the width of the road surface changes, the connecting width of the distributing shaft is not easy to change instantly along with the width of the screed plate, so that the material positions at the front sides of the two ends of the screed plate are unstable, the quality of the road surface operation is greatly influenced, the screed plate is possibly slightly deformed, and the performance of the screed plate can be seriously influenced by the accumulation of continuous small deformation.
Disclosure of Invention
The invention aims to provide a telescopic distributing shaft aiming at the defects, so that stepless stretching of a distributing device of a paver is realized, and the operation adaptability of the paver is improved; the labor intensity of disassembling the distributing shaft due to wide range change of construction in the prior art is reduced, the construction time is saved, the segregation problem of pavement construction is greatly improved, and the operation quality of an operation pavement is greatly improved.
In order to realize the purpose, the invention is realized by the following technical scheme:
a telescopic distributing shaft comprises a fixed shaft and a telescopic shaft which are coaxially arranged, wherein the fixed shaft comprises at least two first driving plates, the telescopic shaft comprises at least two second driving plates, and the first driving plates and the second driving plates are parallel and sequentially and alternately arranged, so that the fixed shaft and the telescopic shaft are connected in a staggered manner;
the telescopic shaft is connected with the telescopic power device, and the fixed shaft is connected with the rotary power device;
the first driving plate and the second driving plate are respectively provided with a first blade and a second blade, and the first blade and the second blade are arranged in a staggered mode and have the same rotating direction.
Furthermore, one end of the first driving plate is provided with a first connecting block, one end of the second driving plate is provided with a second connecting block, when the fixed shaft is connected to the telescopic shaft, the first connecting block is arranged between the second driving plate, and the second connecting block is arranged between the first driving plate.
Furthermore, the other end of the first driving plate is provided with a shaft sleeve, and the shaft sleeve is connected with a rotary power device. One end of the fixed shaft mounting shaft sleeve can be mounted on the host machine frame through the fixed shaft bracket.
The other end of the second driving plate is provided with a central shaft, and the central shaft is mounted on a telescopic power device through a telescopic shaft support.
Preferably, the sum of the radian of the first blade and the second blade is not more than 180 degrees so as to avoid the interference of the blades. Further preferably, the first blade and the second blade may have the same radian. The diameter of the first blade close to the main machine is not smaller than that of the second blade, and the diameter of the first blade is larger than that of the second blade, so that the stability of spreading material conveying is facilitated.
Preferably, the telescopic power device is a telescopic baffle assembly, the telescopic baffle assembly comprises a fixed baffle and a telescopic baffle, the fixed baffle and the telescopic baffle are connected through at least two sliding columns, and a telescopic oil cylinder used for driving the telescopic baffle to slide relative to the fixed baffle is arranged between the fixed baffle and the telescopic baffle. The telescopic branch material axle can follow the synchronous flexible of telescopic baffle assembly, can transmit the moment of torsion to bear the moment of flexure that produces during normal work.
Furthermore, the telescopic oil cylinder comprises an element capable of realizing linear motion. The element capable of realizing linear motion can use a hydraulic control element or an electric control element.
The invention also discloses a paver, and the material distribution system of the paver is provided with the telescopic material distribution shaft.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the telescopic distributing shaft, the driving plates of the fixed shaft and the telescopic shaft are connected in a staggered mode, so that the stepless telescopic distribution of the distributing shaft can be achieved, the transmission of torque can be achieved, and the telescopic distributing shaft can be always kept in a linear state.
(2) The blades are arranged, so that the two blades arranged on the telescopic distributing shaft can be overlapped and separated according to the telescopic condition of the distributing shaft, and the normal conveying of materials cannot be influenced no matter what overlapped or separated state the two blades are.
(3) According to the paver, the telescopic distributing shaft is mounted, so that the adaptability of the paver in operation is improved, the labor intensity of disassembling the distributing shaft due to the change of construction width in the prior art is reduced, the construction time is saved, the problem of pavement construction segregation is greatly improved, and the operation quality of an operation pavement is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of a telescopic material distribution device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a retractable baffle assembly according to an embodiment.
Fig. 3 is a schematic structural view of a telescopic distributing shaft according to an embodiment.
Fig. 4 is a schematic structural diagram of the telescopic distributing shaft without blades.
Fig. 5 is a structural view of the telescopic shaft and the telescopic shaft holder without the blade attached.
Fig. 6 is a schematic structural view of a fixed shaft to which no blade is attached.
FIG. 7 is a front view of a first blade according to the embodiment.
In the figure: 1-a frame; 2-a telescopic baffle assembly; 21-a fixed baffle; 22-a retractable baffle; 23-a strut; 24-a telescopic oil cylinder; 3, fixing a shaft; 31-driving the first plate; 32-shaft sleeve; 33-connecting a block I; 4-fixed shaft support; 5, first blade; 6-telescopic shaft; 61-drive plate two; 62-central axis; 63-connecting block two; 7-blade two; 8-telescopic shaft support.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings and specific examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1, the telescopic material distribution device includes a frame 1, a telescopic baffle assembly 2 and a telescopic material distribution shaft, wherein the telescopic baffle assembly 2 is fixed to the frame 1, one end of the telescopic material distribution shaft is connected to the telescopic baffle assembly 2, and the other end is connected to the frame 1.
The retractable baffle assembly 2 is shown in fig. 2 and comprises a fixed baffle 21 and a retractable baffle 22, the fixed baffle 21 and the retractable baffle 22 are connected with a retractable oil cylinder 24 through two sliding columns 23, the retractable oil cylinder 24 is a hydraulic oil cylinder in the embodiment, and when the retractable oil cylinder 24 performs retractable movement, the retractable baffle 22 can be driven to perform transverse movement along the sliding columns 23.
The telescopic material distributing shaft is divided into a fixed shaft 3 and a telescopic shaft 6 as shown in fig. 3, the fixed shaft 3 is inserted into a material distributing shaft end (not shown in the figure) of a host machine through a shaft sleeve 32, and torque transmission is realized through bolt positioning, so that power is provided for the work of the whole telescopic material distributing shaft. The fixed shaft 3 is connected with the rack 1 through a fixed shaft support 4, the telescopic shaft 6 is externally connected with the telescopic baffle assembly 2 through a telescopic shaft support 8, and the fixed shaft support 4 and the telescopic shaft support 8 are installed on the telescopic baffle assembly 2 through bolts.
As shown in fig. 3 to 5, the fixed shaft 3 includes two parallel driving plates one 31 and a connecting block one 33 connected to the other end of the driving plates one 31, the driving plates one 31 are generally fan-shaped in cross section, and the connecting blocks one 33 and the shaft sleeve 32 at both ends fix the two driving plates one 31 together, so that a driving groove is formed between the two driving plates one 31. The telescopic shaft 6 adopts a structure similar to that of the fixed shaft 3, and similarly comprises a second driving plate 61, a central shaft 62 connected to two ends of the second driving plate 61 and a second connecting block 63. The central shaft 62 passes through the telescopic shaft support 8 and supports and fixes the telescopic shaft 6. The second connecting block 63 can be inserted into the driving groove of the fixed shaft 3. Therefore, the two first driving plates 31 and the two second driving plates 61 are arranged in a staggered mode, on one hand, stretching can be achieved, on the other hand, the fixed shaft and the stretching shaft are connected in a staggered mode through the driving grooves, torque transmission can be achieved, and the straight line state can be kept at all times.
The first blade 5 is arranged on the fixed shaft 3, the second blade 7 is arranged on the telescopic shaft 6, the first blade 5 and the second blade 7 can be arranged in a staggered mode, in order to avoid interference, the sum of the radians of the first blade 5 and the second blade 7 cannot be larger than 180 degrees, and the radians of the first blade 5 and the second blade 7 are designed to be smaller than 90 degrees. In this embodiment, the first blade 5 and the second blade 7 have the same radian, i.e., the same shape, as shown in fig. 7.
The blade diameter of the first blade 5 close to the main machine is not smaller than that of the second blade 7, and the diameter of the first blade 5 is larger than that of the second blade 7, so that the paving material conveying stability is facilitated.
The first blade 5 is mounted on the first driving plate 31 through screws, and the second blade 7 is mounted on the second driving plate 61 through screws. The first blade 5 and the second blade 7 have the same spiral direction, so that the first blade and the second blade can realize spiral conveying of materials no matter the first blade and the second blade are overlapped or separated.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and technical principles of the described embodiments, and such modifications and variations should also be considered as within the scope of the present invention.
Claims (10)
1. The utility model provides a telescopic branch material axle which characterized in that: the telescopic shaft is characterized by comprising a fixed shaft (3) and a telescopic shaft (6) which are coaxially arranged, wherein the fixed shaft (3) comprises at least two first drive plates (31), the telescopic shaft (6) comprises at least two second drive plates (61), and the first drive plates (31) and the second drive plates (61) are parallel and are sequentially and alternately arranged, so that the fixed shaft and the telescopic shaft are connected in a staggered manner;
the telescopic shaft (6) is connected with a telescopic power device, and the fixed shaft (3) is connected with a rotary power device;
the first driving plate (31) and the second driving plate (61) are respectively provided with a first blade (5) and a second blade (7), and the first blade (5) and the second blade (7) are arranged in a staggered mode and have the same rotating direction.
2. The telescopic distributing shaft of claim 1, wherein: one end of the first driving plate (31) is provided with a first connecting block (33), one end of the second driving plate (61) is provided with a second connecting block (63), when the fixed shaft (3) is connected to the telescopic shaft (6), the first connecting block (33) is arranged between the second driving plates (61), and the second connecting block (63) is arranged between the first driving plates (31).
3. The telescopic distributing shaft of claim 2, wherein: the other end of the first driving plate (31) is provided with a shaft sleeve (32), and the shaft sleeve (32) is connected with a rotary power device.
4. The telescopic distributing shaft of claim 2, wherein: the other end of the second driving plate (61) is provided with a central shaft (62), and the central shaft (62) is connected to a telescopic power device through a telescopic shaft support (8).
5. The telescopic distributing shaft of claim 1, wherein: the sum of the radian of the first blade (5) and the second blade (7) is not more than 180 degrees.
6. The telescopic distributing shaft of claim 5, wherein: the radians of the first blade (5) and the second blade (7) are equal.
7. The telescopic distributing shaft of claim 1, wherein: the telescopic power device is a telescopic baffle assembly (2), the telescopic baffle assembly (2) comprises a fixed baffle (21) and a telescopic baffle (22), the fixed baffle (21) and the telescopic baffle (22) are connected through at least two sliding columns (23), and a telescopic oil cylinder (24) used for driving the telescopic baffle (22) to slide relative to the fixed baffle (21) is arranged between the fixed baffle (21) and the telescopic baffle (22).
8. The telescopic distributing shaft of claim 7, wherein: the telescopic oil cylinder comprises an element capable of realizing linear motion.
9. The telescopic distributing shaft of claim 8, wherein: the element capable of realizing linear motion comprises a hydraulic control element or an electric control element.
10. A paver, characterized in that: the material distribution system of the paver comprises the telescopic material distribution shaft of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842627.1A CN113585001A (en) | 2021-07-26 | 2021-07-26 | Telescopic material distributing shaft and paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842627.1A CN113585001A (en) | 2021-07-26 | 2021-07-26 | Telescopic material distributing shaft and paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113585001A true CN113585001A (en) | 2021-11-02 |
Family
ID=78249646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110842627.1A Pending CN113585001A (en) | 2021-07-26 | 2021-07-26 | Telescopic material distributing shaft and paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113585001A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0261093A2 (en) * | 1986-09-15 | 1988-03-23 | White Consolidated Industries, Inc. | Variable width material distribution system for asphalt pavers and the like |
| CN203348299U (en) * | 2013-06-25 | 2013-12-18 | 黄刚 | Telescopic shaft |
-
2021
- 2021-07-26 CN CN202110842627.1A patent/CN113585001A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0261093A2 (en) * | 1986-09-15 | 1988-03-23 | White Consolidated Industries, Inc. | Variable width material distribution system for asphalt pavers and the like |
| CN203348299U (en) * | 2013-06-25 | 2013-12-18 | 黄刚 | Telescopic shaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4466757A (en) | Vibratory screed including a spreading device for leveling and distributing plastic concrete in front of the screed | |
| US8240418B2 (en) | Pivot-steered vehicle | |
| US20230160158A1 (en) | Self-propelled construction machine | |
| CN113585001A (en) | Telescopic material distributing shaft and paver | |
| US10480132B1 (en) | Fixed screed power take-off for improved performance | |
| CN106544975A (en) | Snow removal equipment and road-cleaning machinery | |
| CN214831669U (en) | Flexible auger mechanism of concurrent heating machine | |
| CN216074616U (en) | Road leveling device is used in municipal works construction | |
| CN109554995B (en) | Road surface floating device capable of adjusting working size for road paving | |
| CN108755369B (en) | Asphalt concrete pavement longitudinal joint cutting equipment | |
| CN110983877A (en) | Rail stone construction equipment | |
| CN1648350A (en) | Distributing device for electric slide form concrete lining machine | |
| CN208072316U (en) | A kind of Zhong Zhigua ice scrapers steering mechanism | |
| CN2825729Y (en) | Surfacing box for filling rut | |
| CN216688943U (en) | Glass fiber grating laying device for asphalt pavement construction | |
| CN111910498A (en) | Road and bridge crack prosthetic devices | |
| CN115247391B (en) | Expansion auger mechanism of heat supplementing machine | |
| CN2372361Y (en) | Milling-planing device for asphalt paving | |
| CN218373155U (en) | Town road construction pitch device that paves | |
| CN213538621U (en) | Ironing device and paver | |
| CN215275905U (en) | Wisdom water affairs management system | |
| CN221167344U (en) | Width-adjustable mechanical emergency pavement paving mechanism | |
| CN220986320U (en) | Asphalt paving device for highway construction | |
| CN217439035U (en) | Angle modulation mechanism of land leveler working device | |
| CN112982092B (en) | Road roller with quick-changing grinding wheel |
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 |
Application publication date: 20211102 |
|
| RJ01 | Rejection of invention patent application after publication |