CN203007754U - Rail layer mainframe relevant to improvement of displacement structure - Google Patents
Rail layer mainframe relevant to improvement of displacement structure Download PDFInfo
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- CN203007754U CN203007754U CN 201320005168 CN201320005168U CN203007754U CN 203007754 U CN203007754 U CN 203007754U CN 201320005168 CN201320005168 CN 201320005168 CN 201320005168 U CN201320005168 U CN 201320005168U CN 203007754 U CN203007754 U CN 203007754U
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- top rail
- guide pillar
- main frame
- laying machine
- crossbeam
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Abstract
The utility model belongs to the technical field of subway tracklaying construction machinery, and particularly relates to a rail layer mainframe relevant to improvement of a displacement structure. The rail layer mainframe comprises engine arms, a hanger rail row shoulder pole, rigid gantry post structures, a vehicle part, a mainframe hoisting system, a dragging system, a guide rail send-back system, a swing arm mechanism and a power and electricity system. The rail layer mainframe is characterized in that the first engine arm and the second engine arm are supported on the first rigid gantry post structure and the second rigid gantry post structure; upper beam guide post extension sections are respectively arranged at the left ends and the right ends of beam guide posts on the first engine arm and the second engine arm; a guide sleeve structure is arranged outside each upper beam guide post extension section; and a beam hoist walking mechanism is arranged between the beam guide posts on the first engine arm and the second engine arm. The span of the rail layer is adjusted by the drive principle of a motor screw; and meanwhile, the electric hoists arranged on vertical girders at two ends are changed to be right above the vertical girders, so that the requirements of different spans are met; the potential safety hazard caused when the span is adjusted by an assembled rail layer is reduced; the adjusting time is saved; and the labor intensity of a worker is also reduced.
Description
Technical field
The utility model belongs to the subway technical field of engineering machinery of laying a railway track, and a kind of motor screw mechanism of utilizing carries out the track-laying machine main frame of adjustment of displacement to the construction spacing of track-laying machine specifically.
Background technology
In subway is laid a railway track work progress at present, track-laying machine top rail used adopts assembled structure, its span size can only be adjusted in 3.8m, 3.55m, 3.1m, 2.85m, 2.6m, 1.508m, during each the adjustment, need dismantle after the connecting assembly of top rail and crossbeam, adjust respectively again the mechanism out of shape of both sides, assembly unit again.
A kind of railway erecting-paving machine as disclosed in domestic patent CN201933411U comprises horn, davit, hanging beam overhead crane, hanger rail row dolly, car body, joist dolly, bogie; Horn adopts the first segmented plug-in mounting structure that is connected, be interval with successively from left to right three davits of vertical distribution on it, be interval with hanger rail row dolly, hanging beam overhead crane below horn on the left of davit, be provided with car body at another two sub-bottom levels of davit, car body is provided with the joist dolly, be respectively equipped with bogie on dolly, but the lateral length of said structure implementation structure is flexible, but its segmented inserting slot construction still belongs to splicing structure, when above-mentioned splicing structure span is adjusted at when operating in the similar confined space of subway tunnel, both dangerous, waste time and energy again.For above-mentioned situation, adopt both safety of motor screw stretch mode, convenient and swift again.
Summary of the invention
The purpose of this utility model is to solve the limitation problem that pin-connected panel track-laying machine top rail span size exists, a kind of demand that satisfies track-laying machine different spans in subway work is provided, potential safety hazard when reducing former pin-connected panel track-laying machine adjustment span, save the adjustment time, reduce a kind of novel track-laying machine of workman's labour intensity.
for achieving the above object, design a kind of relevant improved track-laying machine main frame of displacement structure, comprise horn, hanger rail row shoulder pole, the first and second rigid door trestle structures, vehicle sections, the main frame tackling system, traction system and guide rail send-back system, oscillating arm mechanisms, power and electrical system form, the first and second horns that it is characterized in that this main frame are supported on the first and second rigid door trestle structures, described the first and second two ends, horn top rail guide pillar left and right are respectively equipped with top rail guide pillar extension, outside at top rail guide pillar extension is provided with guide sleeve structure, be provided with crossbeam cucurbit walking mechanism between described the first horn and the second horn top rail guide pillar, by this structural pulley base crossbeam, fixed pulley, dowel, carry out length travel along crossbeam guide pillar extension, the left and right sides of described the first and second horn top rail extensions is provided with the left and right frame construction, be provided with guide pin bushing guide colume type lateral displacement mechanism between left and right frame construction and crossbeam cucurbit walking mechanism support, described lateral displacement mechanism is made of four traversing bearings, described four traversing bearings be arranged between left frame structure and crossbeam cucurbit walking mechanism support and the correct frame structure equidistant uniformly-spaced parallel with the upper-lower position between crossbeam cucurbit walking mechanism support.
Top rail guide pillar and top rail guide pillar extension adopt fastening bolt.
Top rail and top rail cucurbit be in same level after the pulley base bottom girder is connected.
Traversing bearing links together by being provided with drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw in guide pin bushing.
Drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw are in same level.
Described a kind of relevant improved track-laying machine main frame of displacement structure is characterized in that bearing support adopts thrust ball bearing, and an end of traversing leading screw inserts bearing, on bearing and be provided with straight and push down lubricating cup.
The track-laying machine structure that obtains can realize that span changes, and the design formulas of its variation is: L 〉=(gauge after former gauge-change) ÷ 2 ÷ (wheel tread width-rail width) * track-laying machine door frame wheelspan.
The utility model compared with prior art, adopt the motor screw transmission principle to carry out the adjustment of track-laying machine span, simultaneously being placed in directly over electric block on the vertical beam of two ends is retrofitted in, can satisfy the demand of track-laying machine different spans in subway work, potential safety hazard when reducing former pin-connected panel track-laying machine adjustment span, save the adjustment time, reduce workman's labour intensity.
Description of drawings
Fig. 1 is the utility model track-laying machine front view;
Fig. 2 is the utility model track-laying machine top view;
21. guide pin bushing 22. guide pillar type top rail 23. transverse-moving mechanism assembly 24. section of track shoulder pole assembly 25. guide pin bushing bearing pins
26. cottor pin 27. hangers
Fig. 3 (a) is the utility model transverse-moving mechanism top view;
31. the traversing bearing 32. shaft coupling 33. traversing guide sleeves of the traversing screw 36. of the traversing leading screw 35. of bearing support 34.;
Fig. 3 (b) is the local enlarged diagram of the utility model transverse-moving mechanism;
37. drive motors 38. cycloidal planetary gear speed reducer 39. first bolt 310. first nut 311. first bullet pad 312. second bolt 313. second nut 314. second bullet pad 315. general flat key 316. round nut 317. thrust ball bearing 318. straights are pushed down lubricating cup;
Fig. 4 (a) is the utility model guide pillar type top rail top view;
41. top rail guide pillar extension 42. top rail guide pillar 43. top rail cucurbits and pulley seat beam 44. fixed pulley group 45. alignment pin 46. the 3rd bolt 47. the 3rd nut 48. the 3rd bullet pad 49. the 4th bolts;
Fig. 4 (b) is the utility model guide pillar type top rail structure for amplifying schematic diagram;
Fig. 5 is the utility model guide sleeve structure schematic diagram;
54. stiffening plate 55. gusset 1 56. gussets 2;
Fig. 6 is the utility model guide pin bushing A-A structural representation;
Fig. 7 is the utility model guide pin bushing lateral view;
51. cover plate 52. negative 53. webs.
The specific embodiment
For making the purpose of this utility model, principle and structure more cheer and bright, now be further elaborated in conjunction with the drawings and the specific embodiments, believe and can realize those skilled in the art's send a letter here.
Main technical schemes of the present utility model is to adopt the motor screw transmission principle to carry out the adjustment of track-laying machine span, and being placed in directly over electric block on the vertical beam of two ends is retrofitted in, the realization of technique scheme illustrates with the following example simultaneously:
Embodiment
The track-laying machine that the present embodiment is applied to is comprised of guide pin bushing, transverse-moving mechanism assembly and guide pillar type top rail three parts, successively its structure is described:
Guide pin bushing is as shown in Fig. 5,6,7, mainly formed by cover plate 51, base plate 52, web 53, stiffening plate 54, gusset 55,56, described guide pin bushing is the hollow rectangular structure of unfilled corner, described cuboid is up-narrow and down-wide structure, cover plate 51 is positioned at the top of cuboid, base plate 52 is positioned at the bottom of cuboid, and web 53 is positioned at cavity inside and the vertical base plate 52 of cuboid to be placed, and the side of guide pin bushing also is provided with gusset 55,56.
The transverse-moving mechanism assembly is mainly pushed down lubricating cup 318 and is formed by traversing bearing 31, shaft coupling 32, bearing support 33, traversing leading screw 34, traversing screw 35, traversing guide sleeve 36, drive motors 37, cycloidal planetary gear speed reducer 38, the first bolt 39, the first nut 310, the first bullet pad 311, the second bolt 312, the second nut 313, bullet pad 314, general flat key 315, round nut 316, thrust ball bearing 317, straight as shown in Fig. 3 (a), Fig. 3 (b); Traversing bearing 31 links together by being provided with drive motors 37, cycloidal planetary gear speed reducer 38, shaft coupling 32, bearing support 33 and traversing leading screw 34 in guide pin bushing, and drive motors 37, cycloidal planetary gear speed reducer 38, shaft coupling 32, bearing support 33 are in same level with traversing leading screw 34; Bearing support 33 adopts thrust ball bearings, and an end of traversing leading screw 34 inserts bearing, on bearing and be provided with straight and push down lubricating cup 318.
The guide pillar type top rail mainly is comprised of top rail guide pillar 42, top rail guide pillar extension 41, top rail cucurbit and pulley base crossbeam 43, fixed pulley group 45, alignment pin 46, the 3rd bolt 46, the 3rd nut 47, the 3rd bullet pad 48, the 4th bolt 49 as shown in Fig. 4 (a), Fig. 4 (b); Top rail guide pillar 42 adopts fastening bolts with top rail guide pillar extension 41, top rail and top rail cucurbit be in same level after pulley base bottom girder 43 is connected.
Above-mentioned parts are assembled at first respectively, then assemble, method step used comprises lay a railway track assembly method and transverse-moving mechanism assembly method:
The described assembly method of laying a railway track comprises the following steps:
(1) assembling track-laying machine horn is connected with the first and second rigidity door frames;
(2) assembling guiding sleeve type left and right framework on horn, framework four guide pin bushings 21 in left and right are consistent with the gap of bottom girder;
(3) guide pin bushing 21 assembling complete after, begin to assemble guide pillar type top rail 22;
Must fastening bolt when (4) top rail guide pillar 42 is with 41 assembling of top rail guide pillar extension;
When (5) top rail guide pillar 42 is with top rail cucurbit and 43 assembling of pulley base bottom girder, note being in same level after two ends connect;
The assembly method of described transverse-moving mechanism is:
(1) aim at the pin-and-hole at transverse-moving mechanism two ends, and fix with the perforate pin;
(2) assembling motor 37 on traversing bearing 31,4 drive motors 37 of assembling are on same level;
(3) after drive motors 37 assemblings are completed, continue assembling cycloidal planetary gear speed reducer 38, note making drive motors 37, shaft coupling 32, cycloidal planetary gear speed reducer 38 at the same level line;
(4) transverse-moving mechanism leading screw 34 and top rail 22 assemblings, make leading screw 34, cycloidal planetary gear speed reducer 38, shaft coupling 32, drive motors 37 in same level after assembling, level and left-right deviation are controlled in positive and negative 1mm, and after guaranteeing to drive, the guide pin bushing guide pillar normally moves, without catching phenomenon.
through above-mentioned two steps assembling, namely obtain track-laying machine, its overall structure such as Fig. 1, shown in Figure 2, comprise horn, hanger rail row shoulder pole 24, the first and second rigid door trestle structures, vehicle sections, the main frame tackling system, traction system and guide rail send-back system, oscillating arm mechanisms, hydraulic system, power and electrical system form, the first and second horns that it is characterized in that this main frame are supported on the first and second rigid door trestle structures, described the first and second two ends, horn top rail guide pillar left and right are respectively equipped with top rail guide pillar extension, outside at top rail guide pillar extension is provided with guide sleeve structure, be provided with crossbeam cucurbit walking mechanism between described the first horn and the second horn top rail guide pillar, by this structural pulley base crossbeam, fixed pulley, dowel, carry out length travel along crossbeam guide pillar extension, the left and right sides of described the first and second horn top rail extensions is provided with the left and right frame construction, be provided with guide pin bushing guide colume type lateral displacement mechanism between left and right frame construction and crossbeam cucurbit walking mechanism support, described lateral displacement mechanism is made of four traversing bearings, described four traversing bearings be arranged between left frame structure and crossbeam cucurbit walking mechanism support and the correct frame structure equidistant uniformly-spaced parallel with the upper-lower position between crossbeam cucurbit walking mechanism support.
The track-laying machine of the utility model design has been applied in Suzhou subway Line 1 track 13 marks, the track-laying machine wheel tread width that uses is 100mm, the rail width is 51mm, track-laying machine door frame wheelspan is 2.2m, be 3.6m at the former gauge of in-cavity construction, when passing by platform, gauge becomes 3.1m, and paving becomes the gauge length computation:
÷ 2 ÷ (100-51) X2200=11200mm=11.2m of L 〉=(3600-3100) has namely extended 9m.
Claims (6)
1. improved track-laying machine main frame of relevant displacement structure, comprise horn, hanger rail row shoulder pole, the first and second rigid door trestle structures, vehicle sections, the main frame tackling system, traction system and guide rail send-back system, oscillating arm mechanisms, power and electrical system form, the first and second horns that it is characterized in that this main frame are supported on the first and second rigid door trestle structures, described the first and second two ends, horn top rail guide pillar left and right are respectively equipped with top rail guide pillar extension, outside at top rail guide pillar extension is provided with guide sleeve structure, be provided with crossbeam cucurbit walking mechanism between described the first horn and the second horn top rail guide pillar, by this structural pulley base crossbeam, fixed pulley, dowel, carry out length travel along crossbeam guide pillar extension, the left and right sides of described the first and second horn top rail extensions is provided with the left and right frame construction, be provided with guide pin bushing guide colume type lateral displacement mechanism between left and right frame construction and crossbeam cucurbit walking mechanism support, described lateral displacement mechanism is made of four traversing bearings, described four traversing bearings be arranged between left frame structure and crossbeam cucurbit walking mechanism support and the correct frame structure equidistant uniformly-spaced parallel with the upper-lower position between crossbeam cucurbit walking mechanism support.
2. a kind of about the improved track-laying machine main frame of displacement structure as claimed in claim 1, it is characterized in that top rail guide pillar and top rail guide pillar extension adopt fastening bolt.
3. a kind of relevant improved track-laying machine main frame of displacement structure as claimed in claim 1 is in same level after it is characterized in that top rail and top rail cucurbit and the pulley base bottom girder being connected.
4. a kind of about the improved track-laying machine main frame of displacement structure as claimed in claim 1, it is characterized in that traversing bearing links together by being provided with drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw in guide pin bushing.
5. a kind of about the improved track-laying machine main frame of displacement structure as claimed in claim 1, it is characterized in that drive motors, cycloidal planetary gear speed reducer, shaft coupling, bearing support and traversing leading screw are in same level.
6. as a kind of relevant improved track-laying machine main frame of displacement structure as described in claim 1 or 4, it is characterized in that bearing support adopts thrust ball bearing, an end of traversing leading screw inserts bearing, on bearing and be provided with straight and push down lubricating cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320005168 CN203007754U (en) | 2013-01-06 | 2013-01-06 | Rail layer mainframe relevant to improvement of displacement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320005168 CN203007754U (en) | 2013-01-06 | 2013-01-06 | Rail layer mainframe relevant to improvement of displacement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203007754U true CN203007754U (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320005168 Expired - Fee Related CN203007754U (en) | 2013-01-06 | 2013-01-06 | Rail layer mainframe relevant to improvement of displacement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203007754U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015276A (en) * | 2013-01-06 | 2013-04-03 | 中铁上海工程局有限公司 | Host machine of track-laying machine improved based on replacement structure, and assembly method thereof |
| CN109487646A (en) * | 2016-10-18 | 2019-03-19 | 中铁上海工程局集团有限公司 | Shield section and platform section running track traveling process become automatically across method |
-
2013
- 2013-01-06 CN CN 201320005168 patent/CN203007754U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015276A (en) * | 2013-01-06 | 2013-04-03 | 中铁上海工程局有限公司 | Host machine of track-laying machine improved based on replacement structure, and assembly method thereof |
| CN109487646A (en) * | 2016-10-18 | 2019-03-19 | 中铁上海工程局集团有限公司 | Shield section and platform section running track traveling process become automatically across method |
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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: 20130619 Termination date: 20190106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |