CN111945490A - Track slab fine adjustment bracket - Google Patents
Track slab fine adjustment bracket Download PDFInfo
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- CN111945490A CN111945490A CN201910410866.2A CN201910410866A CN111945490A CN 111945490 A CN111945490 A CN 111945490A CN 201910410866 A CN201910410866 A CN 201910410866A CN 111945490 A CN111945490 A CN 111945490A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000005192 partition Methods 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 19
- 210000000078 claw Anatomy 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention relates to the technical field of ballastless track construction, and provides a track slab fine adjustment bracket. The track slab fine adjustment bracket comprises a bracket body, a track screw is vertically arranged above the bracket body, and an adjusting mechanism which is in transmission connection with the track screw and can drive a track slab to move is arranged in the bracket body. This application, set up two track board fine tuning brackets on the track board, the track that realizes the track board through the track to screw rod and adjustment mechanism's cooperation is to adjusting, effectively improve the regulation precision, the adjustment range has been increased simultaneously, avoid appearing the phenomenon of dislocation reworking, and the track is to the vertical setting of screw rod, make things convenient for the staff to adjust by hand, also can cooperate the executive structure on the track board fine tuning machine to realize intelligent regulation, this kind of design not only can reduce workman's construction strength, also can improve the fine tuning efficiency of track board greatly.
Description
Technical Field
The invention relates to the field of ballastless track construction, in particular to a track slab fine adjustment bracket.
Background
With the rapid development of high-speed railways in China, assembly type track engineering is gradually the trend of railway development, the CRTS III plate type ballastless tracks in China optimize and integrate the existing ballastless tracks, the construction steps are simplified, the construction efficiency is increased, and most of railway construction at present is the CRTS III plate type ballastless tracks.
The fine adjustment of the track slab is used as a core technology for construction control of the slab ballastless track, and the requirements on the fine adjustment process are very strict. Most of the traditional plate-type ballastless track is adjusted in a mode of manually matching simple fine adjustment claws, four fine adjustment claws are required to be fixed at four adjustment ends of a track plate when the track plate is adjusted, and four construction personnel are matched on site to operate adjusting bolts on the fine adjustment claws to perform fine adjustment on the track plate. However, the construction of the track slab has the following defects:
(1) the paving precision of the track slab is not enough, the simple fine-adjustment claws are dispersedly arranged on the periphery of the track slab, the combined adjustment stress is undefined, and three-dimensional adjustment factors exist in four positions during paving, so that mutual interference is caused, the paving precision is reduced, and the paving efficiency is also reduced;
(2) the track slab has insufficient adjusting stroke, the simple fine adjustment claw has sufficient elevation adjusting stroke, and the defects that the transverse adjusting stroke is only 15mm generally, and in actual construction, if a rough paving procedure is not in place, a rework phenomenon is easily caused, and the construction efficiency is influenced;
(3) the labor intensity is high, the number of required constructors is large, the design concept of the simple fine tuning claw is not in accordance with the principle of ergonomics, a plurality of persons and high-strength track slabs are required to be adjusted, the manual operation position is low, the workers are caused to bend over for a long time for construction, and the requirement on the physical quality of the workers is high.
Disclosure of Invention
In order to solve the technical problems or at least partially solve the technical problems, the invention provides a track slab fine adjustment bracket, which comprises a bracket body arranged on a track slab, wherein a track screw is vertically arranged above the bracket body, and an adjusting mechanism which is in transmission connection with the track screw and can drive the track slab to move is arranged in the bracket body.
Optionally, adjustment mechanism including transversely set up and with the track is to the transmission subassembly that the bottom transmission of screw rod is connected, the tip of transmission subassembly is equipped with the regulating plate of being connected with the track board, the transmission subassembly passes through the track is to the rotation drive track board lateral shifting of screw rod.
Optionally, the bottom of the orbital screw extends downward to the inside of the bracket body, and the adjusting mechanism further comprises a reversing assembly, wherein the reversing assembly comprises a first bevel gear arranged at the bottom of the orbital screw and a second bevel gear horizontally arranged and meshed with the first bevel gear; the transmission assembly comprises a screw rod horizontally arranged on the second bevel gear and a supporting seat matched with the screw rod, and the supporting seat is slidably arranged on the bracket body and connected with the adjusting plate.
Optionally, a cover plate is arranged at the top of the supporting seat, and the bottom of the cover plate is supported at the top of the bracket body.
Optionally, the bottom of the cover plate is provided with a sliding block, and the top of the bracket body is provided with a sliding groove matched with the sliding block.
Optionally, one end of the bracket body is hollow and is divided into a first cavity and a second cavity through a partition plate, the first bevel gear and the second bevel gear are arranged in the first cavity, the screw rod penetrates through the partition plate and is connected with the supporting seat arranged in the second cavity, and the bottom of the supporting seat extends downwards out of the bracket body and is connected with the track plate.
Optionally, a first bearing is arranged between the screw and the partition plate.
Optionally, a second bearing is arranged between the rail screw and the bracket body.
Optionally, both ends of the bracket body extend out of the track plate and are in transmission connection with the vertically arranged elevation screw rod.
Optionally, the bracket body is provided with support rods at two ends thereof for limiting the position of the bracket body.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:
this application, set up two track board fine tuning brackets on the track board, the track that realizes the track board through the track to screw rod and adjustment mechanism's cooperation is to adjusting, effectively improve the regulation precision, the adjustment range has been increased simultaneously, avoid appearing the phenomenon of dislocation reworking, and the track is to the vertical setting of screw rod, make things convenient for the staff to adjust by hand, also can cooperate the executive structure on the track board fine tuning machine to realize intelligent regulation, this kind of design not only can reduce workman's construction strength, also can improve the fine tuning efficiency of track board greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic view of the structure of the adjusting mechanism of the present invention.
Reference numerals:
1. a bracket body; 2. an elevation screw; 3. a rail-oriented screw; 4. a first bevel gear; 41. a second bevel gear; 42. a screw; 43. a supporting seat; 431. a cover plate; 432. an adjusting plate; 5. hoisting the screw rod; 6. a partition plate; 61. a first cavity; 62. a second cavity.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
Referring to fig. 1 and 2, a track slab fine tuning bracket provided in an embodiment of the present application includes a bracket body 1 disposed on a track slab, two ends of the bracket body 1 extend out of the track slab and are in transmission connection with a vertically disposed elevation screw 2, a track screw 3 is vertically disposed above the bracket body 1, an adjusting mechanism which is in transmission connection with the track screw 3 and can drive the track slab to move is disposed in the bracket body 1, support rods for limiting the position of the bracket body 1 are disposed at two ends of the bracket body 1, specifically, the support rods are disposed in an inclined manner, one end of each support rod is connected with an end of the bracket body 1, the other end of each support rod is supported on the ground or other bearing surfaces, so as to support the track slab for adjustment and provide a reverse acting force, and at the same time, the support rods are disposed in an inclined manner, so that the force applied to the support rods can be resolved into forces in the vertical, the phenomenon that the installation point is damaged due to overlarge stress is avoided, and normal construction is prevented from being influenced.
This application, set up two track board fine tuning brackets on the track board, the elevation regulation through four elevation screw rods 2 realization track boards, realize the track board to the regulation through two tracks to screw rod 3, effectively improve the regulation precision, the adjustment range has been increased simultaneously, avoid appearing the phenomenon of dislocation rework, and elevation screw rod 2 and the equal vertical setting of track to screw rod 3, make things convenient for the staff to adjust by hand, also can cooperate the executive structure on the track board fine tuning machine to realize intelligent regulation, this kind of design not only can reduce workman's construction strength, also can improve the fine tuning efficiency of track board greatly.
The utility model provides an adjustment mechanism is including the transmission assembly who transversely sets up and be connected to the bottom transmission of screw rod 3 with the track, and the transmission connection of this department indicates that the rotation through the track to the screw rod can drive the rotation of transmission assembly or remove along the horizontal direction, and the tip of transmission assembly is equipped with the regulating plate 432 of being connected with the track board, and the transmission assembly drives track board lateral shifting through the rotation of track to screw rod 3.
In some embodiments, as shown in fig. 3, the bottom of the rail screw 3 extends downward into the interior of the carriage body 1, and the adjustment mechanism further comprises a reversing assembly. The reversing assembly comprises a first bevel gear 4 arranged at the bottom of the rail screw 3 and a second bevel gear 41 which is horizontally arranged and meshed with the first bevel gear 4; the transmission assembly comprises a screw rod 42 horizontally arranged on the second bevel gear 41 and a supporting seat 43 matched with the screw rod 42, wherein the supporting seat 43 is slidably arranged on the bracket body 1 and is connected with the adjusting plate 432.
This kind of design, through the functional relation between first conical gear 4 and second conical gear 41, convert the rotatory motion of rail to screw rod 3 along vertical direction into screw rod 42 along the rotatory motion on the horizontal direction, moreover, the steam generator is simple in structure, and is ingenious in design, and be provided with on screw rod 42 with screw rod 42 assorted supporting seat 43, the matching of this department indicates that the inside of supporting seat 43 is equipped with the internal thread, through the cooperation between internal thread and the screw rod 42, the rotatory motion of screw rod 42 has been converted into the rectilinear motion of supporting seat 43, set up regulating plate 432 on supporting seat 43, and then the ascending parameter of regulating track board in the rail. The screw 42 described in this application can be represented as a thread on the entire stud or as a threaded section on the stud, cooperating with the support seat 43 through the threaded section.
In another embodiment, the bottom of the track screw 3 may be configured as an external gear, in which case the transmission assembly may be configured as a rack, the rack is disposed along the horizontal direction and is engaged with the external gear, and the adjusting plate 432 is disposed at the end of the rack, and the adjusting plate 432 is driven to move by the transmission of the rack and the external gear, so as to adjust the track parameters of the track plate. Simultaneously, in order to avoid the phenomenon that the external gear appears idling, can set up the shell in the junction of rack and external gear, provide reaction force for the rack through the inner wall of shell for tightly mesh together between rack and the external gear, avoid leading to the problem that the regulation precision of track board reduces because of the external gear idling appears.
Referring to fig. 1 and 3, the supporting seat 43 of the present application is disposed between the elevation screw rod 2 and the rail screw rod 3, and meanwhile, in order to facilitate relative sliding between the supporting seat 43 and the bracket body 1, a cover plate 431 is disposed at the top of the supporting seat 43 (the cover plate can also be disposed at the top of the adjusting plate 432), the bottom of the cover plate 431 is supported at the top of the bracket body 1, and further, optimally, in order to facilitate positioning and increase fluency during moving, a sliding block can be disposed at the bottom of the cover plate 431, a sliding groove matched with the sliding block is disposed at a position corresponding to the top of the bracket body 1, the sliding block and the sliding groove can also play a role in positioning for the supporting seat 43 and the cover plate 431, thereby avoiding occurrence of positioning deviation and further increasing.
In some embodiments, the adjusting plate 432 is connected to the track plate through a lifting screw 542, so as to establish a connection relationship between the adjusting plate 432 and the track plate. The supporting seat 43 of this application not only can drive the track board at the ascending motion of rail to the direction, simultaneously, also can drive the motion of track board in vertical direction. Specifically, when the elevation parameter of the track slab needs to be adjusted, the elevation screw 2 is rotated, at this time, because the elevation screw 2 is in transmission connection with the end of the bracket body 1 (namely, the end of the bracket body 1 is provided with an internal thread matched with the elevation screw 2), the bracket body 1 is driven to move in the vertical direction by the rotation of the elevation screw 2, and the cover plate 431 arranged at the top of the supporting seat 43 is supported by the bracket body 1, so as to be connected with the supporting seat 43, when the supporting plate needs to be adjusted upwards, the elevation screw 2 is rotated, the bracket body 1 drives the cover plate 431 to move upwards, and further drives the track slab to move upwards by the supporting seat 43, when the supporting plate needs to be adjusted downwards, the elevation screw 2 is rotated, the bracket body 1 moves downwards, at this time, the track slab moves downwards under the action of its own gravity, the adjustment is completed, and when the bracket body 1 moves upwards, the rotation direction of the elevation screw 2 is opposite.
As shown in fig. 3, one end of the bracket body 1 of the present application is hollow and is divided into a first cavity 61 and a second cavity 62 by a partition plate 6, the first bevel gear 4 and the second bevel gear 41 are disposed in the first cavity 61, the screw rod 42 passes through the partition plate 6 and is connected with the supporting seat 43 disposed in the second cavity 62, and the bottom of the supporting seat 43 extends downward out of the bracket body 1 and is connected with the track plate. The design mode can effectively save the occupied space and further reduce the size of the track slab fine adjustment bracket.
Further optimally, in order to increase the fluency during the rotation, a first bearing is arranged between the screw rod 42 and the partition plate 6, and a second bearing is arranged between the rail screw rod 3 and the bracket body 1.
This application sets up two elevation screw rods 2 and a track on track board fine tuning bracket to screw rod 3 through the operation, can be fast, convenient carry out the accurate adjustment to track board elevation and track to the parameter, specifically, can realize the elevation regulation of track board through setting up at the elevation screw rod 2 at 1 both ends of bracket body, can realize the track of track board to the regulation to screw rod 3 through the track that sets up in 2 sides of one of them elevation screw rod.
Because this application changes track board's rail to the accommodate mode from horizontal adjustment to vertical regulation, adjust track board at the ascending parameter of rail to the side through the cooperation between supporting seat 43 and the screw rod 42, therefore, can effectively increase the rail to the accommodate within range of regulation, for traditional not enough on the horizontal adjustment stroke, adopt this kind of design, track board fine tuning bracket horizontal adjustment scope can reach 45mm, the accommodate range has been increased, even the track board is placed not in place in the process of coarse laying, also can adjust to screw rod 3 through the rail, avoid appearing the phenomenon of doing over again, and the work efficiency is increased.
Because the elevation screw rod 2 and the rail direction screw rod 3 are both vertically arranged, the operation and the adjustment of the rail plate by workers are facilitated, the long-term stooping construction of the workers is avoided, and the health condition of the workers is ensured. Simultaneously, this kind of design also can cooperate the three actuating mechanism that sets up at the track fine tuning machine to carry out intelligent regulation, increases the variety of using, and this kind of design, the equal vertical setting of three actuating mechanism on the track fine tuning machine has reduced the volume of track fine tuning machine, and simultaneously, vertical setting can effectively increase the regulation precision for horizontal setting.
This application has not only reduced workman's construction strength, and the track board fine tuning efficiency that also improves greatly is obtained through practical data, adopts this track board to adjust bracket body 1, can promote the accent board speed of single operation face of tradition to 45 pieces by about 30 pieces every day, practices thrift a large amount of fine tuning time, has won construction period for the unit of construction.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a track board fine tuning bracket which characterized in that, is including setting up the bracket body on the track board, the vertical track that is equipped with in top of bracket body is to the screw rod, this internal being equipped with of bracket with the track is to screw rod transmission connection and can drive the adjustment mechanism that the track board removed.
2. The track plate fine adjustment bracket according to claim 1, wherein the adjusting mechanism comprises a transmission assembly transversely arranged and in transmission connection with the bottom of the track screw, an adjusting plate connected with the track plate is arranged at the end of the transmission assembly, and the transmission assembly drives the track plate to transversely move through the rotation of the track screw.
3. The track slab fine adjustment bracket of claim 2, wherein the bottom of the track screw extends downward into the interior of the bracket body, and the adjustment mechanism further comprises a reversing assembly, wherein the reversing assembly comprises a first bevel gear arranged at the bottom of the track screw and a second bevel gear horizontally arranged and meshed with the first bevel gear; the transmission assembly comprises a screw rod horizontally arranged on the second bevel gear and a supporting seat matched with the screw rod, and the supporting seat is slidably arranged on the bracket body and connected with the adjusting plate.
4. The track plate fine tuning bracket of claim 3, wherein the top of the support base is provided with a cover plate, and the bottom of the cover plate is supported on the top of the bracket body.
5. The track plate fine adjustment bracket of claim 4, wherein a sliding block is arranged at the bottom of the cover plate, and a sliding groove matched with the sliding block is arranged at the top of the bracket body.
6. The track slab fine tuning bracket of claim 3, wherein one end of the bracket body is hollow and is divided into a first cavity and a second cavity by a partition plate, the first bevel gear and the second bevel gear are disposed in the first cavity, the screw passes through the partition plate and is connected to the support seat disposed in the second cavity, and the bottom of the support seat extends downward out of the bracket body and is connected to the track slab.
7. The track plate fine tuning bracket of claim 6, wherein a first bearing is disposed between the screw and the spacer.
8. The track plate fine tuning bracket of claim 1, wherein a second bearing is provided between the track screw and the bracket body.
9. The track plate fine tuning bracket of claim 1, wherein both ends of the bracket body extend out of the track plate and are in driving connection with a vertically disposed elevation screw.
10. The track plate fine tuning bracket of claim 1, wherein support rods for limiting the position of the bracket body are provided at both ends of the bracket body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910410866.2A CN111945490A (en) | 2019-05-17 | 2019-05-17 | Track slab fine adjustment bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910410866.2A CN111945490A (en) | 2019-05-17 | 2019-05-17 | Track slab fine adjustment bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111945490A true CN111945490A (en) | 2020-11-17 |
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ID=73336285
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910410866.2A Pending CN111945490A (en) | 2019-05-17 | 2019-05-17 | Track slab fine adjustment bracket |
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| Country | Link |
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| CN (1) | CN111945490A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944072A (en) * | 2021-10-29 | 2022-01-18 | 中国铁路设计集团有限公司 | Intelligent construction device and construction method for double-block ballastless track |
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|---|---|---|---|---|
| CN201151859Y (en) * | 2007-12-29 | 2008-11-19 | 南车洛阳机车有限公司 | Feet of double block type ballastless track construction equipment |
| KR20140076937A (en) * | 2012-12-13 | 2014-06-23 | 강남훈 | 3D precast slab track manufacturing device |
| CN105544325A (en) * | 2016-01-22 | 2016-05-04 | 中铁四局集团有限公司 | Precision control device and construction method for coarse laying of CRTS III type track boards |
| WO2016193599A1 (en) * | 2015-05-29 | 2016-12-08 | Systra | Support for a panel of a section of guided transport track |
| CN107653756A (en) * | 2017-10-24 | 2018-02-02 | 中铁二局集团有限公司 | A kind of city rail U-type groove plate-type ballastless railway roadbed track plates supporting adjuster and its application method |
| CN109368992A (en) * | 2018-12-29 | 2019-02-22 | 蚌埠凯盛工程技术有限公司 | A kind of glass pressing machine elevation and subsidence regulating device that can adjust wide cut |
| CN208792064U (en) * | 2018-07-13 | 2019-04-26 | 中铁第五勘察设计院集团有限公司 | Nested type non-fragment orbit framed bent |
| CN210177286U (en) * | 2019-05-17 | 2020-03-24 | 中铁第五勘察设计院集团有限公司 | Track slab fine adjustment bracket |
-
2019
- 2019-05-17 CN CN201910410866.2A patent/CN111945490A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201151859Y (en) * | 2007-12-29 | 2008-11-19 | 南车洛阳机车有限公司 | Feet of double block type ballastless track construction equipment |
| KR20140076937A (en) * | 2012-12-13 | 2014-06-23 | 강남훈 | 3D precast slab track manufacturing device |
| WO2016193599A1 (en) * | 2015-05-29 | 2016-12-08 | Systra | Support for a panel of a section of guided transport track |
| CN105544325A (en) * | 2016-01-22 | 2016-05-04 | 中铁四局集团有限公司 | Precision control device and construction method for coarse laying of CRTS III type track boards |
| CN107653756A (en) * | 2017-10-24 | 2018-02-02 | 中铁二局集团有限公司 | A kind of city rail U-type groove plate-type ballastless railway roadbed track plates supporting adjuster and its application method |
| CN208792064U (en) * | 2018-07-13 | 2019-04-26 | 中铁第五勘察设计院集团有限公司 | Nested type non-fragment orbit framed bent |
| CN109368992A (en) * | 2018-12-29 | 2019-02-22 | 蚌埠凯盛工程技术有限公司 | A kind of glass pressing machine elevation and subsidence regulating device that can adjust wide cut |
| CN210177286U (en) * | 2019-05-17 | 2020-03-24 | 中铁第五勘察设计院集团有限公司 | Track slab fine adjustment bracket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944072A (en) * | 2021-10-29 | 2022-01-18 | 中国铁路设计集团有限公司 | Intelligent construction device and construction method for double-block ballastless track |
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