CN111691247A - Multi-point supporting and adjusting structure for track of road paver - Google Patents
Multi-point supporting and adjusting structure for track of road paver Download PDFInfo
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- CN111691247A CN111691247A CN202010501011.3A CN202010501011A CN111691247A CN 111691247 A CN111691247 A CN 111691247A CN 202010501011 A CN202010501011 A CN 202010501011A CN 111691247 A CN111691247 A CN 111691247A
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- rod
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- crank
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- 238000009434 installation Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 14
- 229910000831 Steel Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 230000014509 gene expression Effects 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B23/00—Easily dismountable or movable tracks, e.g. temporary railways; Details specially adapted therefor
- E01B23/10—Shiftable tracks for heavy loads, e.g. carrying excavators
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B23/00—Easily dismountable or movable tracks, e.g. temporary railways; Details specially adapted therefor
- E01B23/10—Shiftable tracks for heavy loads, e.g. carrying excavators
- E01B23/14—Fastening or joining means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a multi-point supporting and adjusting structure of a track of a road paver. The supporting part comprises a bracket base, a clamping disc, a locking nut and a self-locking threaded rod; the vertical adjusting part comprises a walking nut, a scissor-shaped support frame, a first crank, a connecting rod, a driving rod, a first bearing seat, a handle, a first hinge, a second crank and a locking screw rod; the mounting and fixing part comprises a rail fixing block, a locking bolt and a dovetail groove supporting plate; according to the invention, the shear support adjusting device is adopted to vertically adjust the height of the track of the pavement spreader and is locked by the threads, so that the whole mechanism is simple; the device can be matched with multiple groups for use, manual active adjustment is performed on a construction road section, and the device is suitable for working condition environments such as gentle slopes and steep slopes.
Description
Technical Field
The invention relates to a supporting structure capable of adjusting the height of a paver rail up and down, in particular to a multipoint supporting and adjusting structure of a road paver rail, and belongs to the technical field of road construction.
Background
At present, the elevation datum location in the road pavement paving construction generally adopts a steel wire rope steel rod fixing method, the elevation is determined by measuring the elevation on the upper part of the steel rod so as to determine the steel wire rope fixing position, the steel rod is fixed according to the pile position during the construction, and the steel wire rope fixing position is calculated through the elevation inverse calculation and is bound and fixed. The method has the defects of troublesome fixation, poor accuracy and great quality hidden trouble, and because the fixed position of the steel wire rope is easy to loosen, the control deviation of an elevation datum line is easy to cause, the automatic paver deviates from a preset track in the operation process, and the road construction error is large. Moreover, the binding method commonly adopted by the fixing mode also influences the continuity of construction, the construction process wastes time and labor, and the construction efficiency is low, so that the whole construction progress is influenced. Some automatic pavers are too high in manufacturing cost due to the fact that a multi-shaft freely-controlled forming mechanism and an automatic detection system are adopted, and are often not suitable for middle-level and primary-level pavement construction, and therefore it is very important to design a supporting structure which is simple in structure and can be adjusted.
Disclosure of Invention
The invention aims to design a multipoint support adjusting structure of a track of a road paver, the support adjusting structure can be fixed on a concrete track foundation, the height of the support adjusting structure is adjusted in the vertical direction through a scissor support, a track fixing block is clamped by a dovetail groove, and the support balance of the track is ensured; meanwhile, the invention adopts a structure with two supporting points, and can prevent poor track precision caused by concentrated stress in some working conditions with larger load.
In order to achieve the purpose, the technical scheme adopted by the invention is a multi-point supporting and adjusting structure of a track of a road paver, and the track support adjusting structure of the road paver is divided into a supporting part, a vertical adjusting part and an installation and fixing part.
The supporting parts are divided into a plurality of groups, the supporting parts of each group are distributed along the length direction of the rack 1, and the cross section of the rack 1 is in an inverted U-shaped structure; each group of supporting parts comprises a clamping disc 18, a locking nut 16 and a self-locking threaded rod 17; a clamping disc 18 is transversely arranged at the opening of the inverted U-shaped structure, one end of the clamping disc 18 is connected with one end of a self-locking threaded rod 17, and the self-locking threaded rod 17 is fixed with the rack 1 through a locking nut 16.
The vertical adjusting part comprises a walking nut 2, a scissor-shaped support frame 3, a first crank 4, a connecting rod 5, a driving rod 6, a first bearing seat 7, a handle 8, a first hinge 13, a second crank 14 and a locking screw 15; two groups of scissors-shaped support frames 3 are symmetrically arranged at two ends of the frame 1, each group of scissors-shaped support frames 3 consists of a movable rod and a hinge rod, the movable rods and the hinge rods are arranged in a crossed manner, the bottom of each movable rod is fixed on a locking screw rod 15 through a traveling nut 2, and the bottom of each hinge rod is hinged to the top of the frame 1; the end parts of the two groups of locking screw rods 15 are respectively and vertically fixed with a first crank 4 and a second crank 14, the first crank 4 is connected with one end of the connecting rod 5 through a first hinge 13, and the second crank 14 is connected with the other end of the connecting rod 5 through another first hinge 13; a handle 8 is arranged in the middle of the connecting rod 5, a driving rod 6 is connected to the bottom of the handle 8, and the driving rod 6 is installed on a first bearing seat 7 in the middle of the top of the rack 1.
The mounting and fixing part comprises a rail fixing block 9, a locking bolt 10 and a dovetail groove supporting plate 11; the middle of the top of the dovetail groove supporting plate 11 is provided with a dovetail groove, the track fixing block 9 is arranged in the dovetail groove, one side of the track fixing block 9 is provided with a locking bolt 10, and the locking bolt 10 is used for fastening the track fixing block 9. The dovetail groove support plate 11 is supported by the scissor-shaped support frame 3.
Further, the middle parts of the movable rod and the hinge rod are connected together through a third hinge 20, and the top parts of the movable rod and the hinge rod are fixed at the bottom of the dovetail groove supporting plate 11 through a second hinge 19.
Further, the clamping plate 15 and the bracket base 1 are used for fixing on the concrete track foundation.
Further, the track of the road paver is arranged on the track fixing block 9.
Further, the locking screw 15 is installed on the second bearing seat 12 on the bracket base 1, and the second bearing seat 12 is on the same straight line with the bottom hinge point of the hinge rod.
Compared with the prior art, the invention has the following technical effects.
According to the invention, the shear support adjusting device is adopted to vertically adjust the height of the track of the pavement spreader and is locked by the threads, so that the whole mechanism is simple; two groups of symmetrical shear supporting structures are adopted for adjustment, and the loads on the track are distributed, so that the stress stability and balance of the track are ensured; the device can be matched with multiple groups for use, manual active adjustment is performed on a construction road section, and the device is suitable for working condition environments such as gentle slopes and steep slopes.
Drawings
Fig. 1 is a schematic elevation structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic front view of the present invention.
In the figure: 1, a frame; 2, a traveling nut; 3 a scissors-shaped support frame; 4, a crank; 5, a connecting rod; 6, a driving rod; 7 a first bearing seat; 8, a handle; 9, fixing blocks of the rails; 10 locking the bolt; 11 dovetail groove supporting plates; 12 a second bearing block; 13 a first hinge; 14, a crank, 15 a locking screw; 16 self-locking threaded rods; 17 clamping disc self-locking threaded rod; 18 clamping the disc; 19 a second hinge; 20 a third hinge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of an exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
As shown in fig. 1-3, the multi-point supporting and adjusting structure of the track of the road paver is divided into a supporting part, a vertical adjusting part and a mounting and fixing part.
The supporting parts are divided into a plurality of groups, the supporting parts of each group are distributed along the length direction of the rack 1, and the cross section of the rack 1 is in an inverted U-shaped structure; each group of supporting parts comprises a clamping disc 18, a locking nut 16 and a self-locking threaded rod 17; a clamping disc 18 is transversely arranged at the opening of the inverted U-shaped structure, one end of the clamping disc 18 is connected with one end of a self-locking threaded rod 17, and the self-locking threaded rod 17 is fixed with the rack 1 through a locking nut 16.
The vertical adjusting part comprises a walking nut 2, a scissor-shaped support frame 3, a first crank 4, a connecting rod 5, a driving rod 6, a first bearing seat 7, a handle 8, a first hinge 13, a second crank 14 and a locking screw 15; two groups of scissors-shaped support frames 3 are symmetrically arranged at two ends of the frame 1, each group of scissors-shaped support frames 3 consists of a movable rod and a hinge rod, the movable rods and the hinge rods are arranged in a crossed manner, the bottom of each movable rod is fixed on a locking screw rod 15 through a traveling nut 2, and the bottom of each hinge rod is hinged to the top of the frame 1; the end parts of the two groups of locking screw rods 15 are respectively and vertically fixed with a first crank 4 and a second crank 14, the first crank 4 is connected with one end of the connecting rod 5 through a first hinge 13, and the second crank 14 is connected with the other end of the connecting rod 5 through another first hinge 13; a handle 8 is arranged in the middle of the connecting rod 5, a driving rod 6 is connected to the bottom of the handle 8, and the driving rod 6 is installed on a first bearing seat 7 in the middle of the top of the rack 1.
The mounting and fixing part comprises a rail fixing block 9, a locking bolt 10 and a dovetail groove supporting plate 11; the middle of the top of the dovetail groove supporting plate 11 is provided with a dovetail groove, the track fixing block 9 is arranged in the dovetail groove, one side of the track fixing block 9 is provided with a locking bolt 10, and the locking bolt 10 is used for fastening the track fixing block 9. The dovetail groove support plate 11 is supported by the scissor-shaped support frame 3.
Further, the middle parts of the movable rod and the hinge rod are connected together through a third hinge 20, and the top parts of the movable rod and the hinge rod are fixed at the bottom of the dovetail groove supporting plate 11 through a second hinge 19.
Further, the clamping plate 15 and the bracket base 1 are used for fixing on the concrete track foundation.
Further, the track of the road paver is arranged on the track fixing block 9.
Further, the locking screw 15 is installed on the second bearing seat 12 on the bracket base 1, and the second bearing seat 12 is on the same straight line with the bottom hinge point of the hinge rod.
Description of the embodiments
The method is characterized in that the road surface paver is erected on the leveled road surface, firstly, the elevation of a paved road section is measured, concrete track foundations (namely the side walls of the cable grooves) on the two sides of the road surface are used as construction track supports of the paver and the row-type vibrator, the tracks of the road surface paver are installed, a support adjusting structure is arranged every 50cm, and the support adjusting structure is fixedly firm with the side walls of the cable grooves. The whole mechanism is fixed with a concrete track foundation by using a clamping disc, a handle is rotated, the supporting height of a supporting plate can be adjusted by matching a traveling nut and a screw rod, a track fixing block can slide along a dovetail groove, and the track fixing block is locked by using a locking bolt. The handle is rotated, a double-crank mechanism consisting of a first crank and a second crank is driven to rotate through the connecting rod, the scissor-shaped support is controlled to move up and down through the cooperation of the walking nut and the self-locking threaded rod, and the position of the supporting plate is adjusted.
And (4) inversely calculating the height of the track according to the construction lofting elevation, and adjusting the height of the track by using an adjusting screw for fixing. In order to increase the overall stability of the track, two adjacent track supports at two ends of the track are connected into a whole by adopting channel steel. And paving and vibrating construction can be carried out after the track elevation is qualified through retesting.
Claims (5)
1. The utility model provides a road surface paver track multiple spot supports adjusts structure which characterized in that: the adjusting structure of the track support of the road paver is divided into a supporting part, a vertical adjusting part and an installation fixing part;
the supporting parts are divided into a plurality of groups, the supporting parts of each group are distributed along the length direction of the rack, and the cross section of the rack is in an inverted U-shaped structure; each group of supporting parts comprises a clamping disc, a locking nut and a self-locking threaded rod; a clamping disc is transversely arranged at an opening of the inverted U-shaped structure, one end of the clamping disc is connected with one end of a self-locking threaded rod, and the self-locking threaded rod is fixed with the rack through a locking nut;
the vertical adjusting part comprises a walking nut, a scissor-shaped support frame, a first crank, a connecting rod, a driving rod, a first bearing seat, a handle, a first hinge, a second crank and a locking screw rod; the two groups of scissors-shaped support frames are symmetrically arranged at two ends of the rack, each group of scissors-shaped support frames consists of a movable rod and a hinge rod, the movable rods and the hinge rods are arranged in a crossed manner, the bottom of each movable rod is fixed on a locking screw rod through a traveling nut, and the bottom of each hinge rod is hinged to the top of the rack; the end parts of the two groups of locking screw rods are respectively and vertically fixed with a first crank and a second crank, the first crank is connected with one end of the connecting rod through a first hinge, and the second crank is connected with the other end of the connecting rod through another first hinge; a handle is arranged in the middle of the connecting rod, the bottom of the handle is connected with a driving rod, and the driving rod is arranged on a first bearing seat in the middle of the top of the rack;
the mounting and fixing part comprises a rail fixing block, a locking bolt and a dovetail groove supporting plate; the middle of the top of the dovetail groove supporting plate is provided with a dovetail groove, the track fixing block is arranged in the dovetail groove, one side of the track fixing block is provided with a locking bolt, and the locking bolt is used for fastening the track fixing block; the dovetail groove supporting plate is supported by a scissors-shaped supporting frame.
2. The multi-point support adjusting structure of the track of the road paver of claim 1, characterized in that: the middle of movable rod and articulated rod links together through the third hinge, and the bottom at dovetail backup pad is all fixed through the second hinge in the top of movable rod and articulated rod.
3. The multi-point support adjusting structure of the track of the road paver of claim 1, characterized in that: the clamping disc and the bracket base are used for being fixed on a concrete track foundation.
4. The multi-point support adjusting structure of the track of the road paver of claim 1, characterized in that: the track of the road paver is arranged on the track fixing block.
5. The multi-point support adjusting structure of the track of the road paver of claim 1, characterized in that: the locking screw rod is arranged on a second bearing seat on the support base, and the second bearing seat and the bottom hinged point of the hinged rod are on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010501011.3A CN111691247A (en) | 2020-06-04 | 2020-06-04 | Multi-point supporting and adjusting structure for track of road paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010501011.3A CN111691247A (en) | 2020-06-04 | 2020-06-04 | Multi-point supporting and adjusting structure for track of road paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111691247A true CN111691247A (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010501011.3A Pending CN111691247A (en) | 2020-06-04 | 2020-06-04 | Multi-point supporting and adjusting structure for track of road paver |
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| Country | Link |
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| CN (1) | CN111691247A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR647374A (en) * | 1928-01-13 | 1928-11-23 | O F Jordan Co | Improvements to machines used to spread ballast on railway tracks |
| US20130134269A1 (en) * | 2010-08-05 | 2013-05-30 | Panther Gmbh | Support fitting for height-adjustable support of a substantially horizontally extending bearing and guiding track, and track system therewith |
| WO2014030891A1 (en) * | 2012-08-20 | 2014-02-27 | 영중산업 주식회사 | Rail supporter for installing track assembly on concrete track-bed |
| CN106370448A (en) * | 2016-10-13 | 2017-02-01 | 长安大学 | Paver overall performance testing device |
| CN206646338U (en) * | 2016-10-10 | 2017-11-17 | 武汉二航路桥特种工程有限责任公司 | The track girder that high-precision quick detachable for Surfacing Construction can be used in turn |
| CN109403165A (en) * | 2018-12-12 | 2019-03-01 | 中国长江电力股份有限公司 | A kind of track support component for rail changing device |
| CN212670149U (en) * | 2020-06-04 | 2021-03-09 | 中交一公局集团有限公司 | Multi-point supporting and adjusting structure for track of road paver |
-
2020
- 2020-06-04 CN CN202010501011.3A patent/CN111691247A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR647374A (en) * | 1928-01-13 | 1928-11-23 | O F Jordan Co | Improvements to machines used to spread ballast on railway tracks |
| US20130134269A1 (en) * | 2010-08-05 | 2013-05-30 | Panther Gmbh | Support fitting for height-adjustable support of a substantially horizontally extending bearing and guiding track, and track system therewith |
| WO2014030891A1 (en) * | 2012-08-20 | 2014-02-27 | 영중산업 주식회사 | Rail supporter for installing track assembly on concrete track-bed |
| CN206646338U (en) * | 2016-10-10 | 2017-11-17 | 武汉二航路桥特种工程有限责任公司 | The track girder that high-precision quick detachable for Surfacing Construction can be used in turn |
| CN106370448A (en) * | 2016-10-13 | 2017-02-01 | 长安大学 | Paver overall performance testing device |
| CN109403165A (en) * | 2018-12-12 | 2019-03-01 | 中国长江电力股份有限公司 | A kind of track support component for rail changing device |
| CN212670149U (en) * | 2020-06-04 | 2021-03-09 | 中交一公局集团有限公司 | Multi-point supporting and adjusting structure for track of road paver |
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