CN103303789A - Adjustable buttress for supporting running rail of tunnel track laying gantry crane - Google Patents
Adjustable buttress for supporting running rail of tunnel track laying gantry crane Download PDFInfo
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- CN103303789A CN103303789A CN2013102776493A CN201310277649A CN103303789A CN 103303789 A CN103303789 A CN 103303789A CN 2013102776493 A CN2013102776493 A CN 2013102776493A CN 201310277649 A CN201310277649 A CN 201310277649A CN 103303789 A CN103303789 A CN 103303789A
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Abstract
The invention discloses an adjustable buttress for supporting a running rail of a tunnel track laying gantry crane. The adjustable buttress comprises an upper supporting plate, a lower supporting plate and a vertical supporting frame which is used for mounting the running rail, wherein the lower supporting plate is connected with a tunnel wall; the vertical supporting frame is vertically mounted on the upper supporting plate; and the upper supporting plate and the lower supporting plate are connected with an angle adjusting mechanism for adjusting the upper supporting plate to a horizontal position. The buttress disclosed by the invention can be used for carrying out adaptive angle adjustment according to the tunnel wall so as to keep a vertical state; and the adjustable buttress disclosed by the invention is simple in structure, convenient to use, low in production cost and convenient to popularize and use.
Description
Technical field
The present invention relates to the adjustable buttress in a kind of railway track construction field, particularly relate to a kind of tunnel gantry crane rail of laying a railway track and support and to use adjustable buttress.
Background technology
The gantry crane of laying a railway track that in the city rail construction, uses, its rail supports by the steel buttress, the steel buttress is fixed on the tunnel wall by expansion bolt, because the tunnel structure pattern has the roundel structure, horse-shoe tunnel, Rectangular Tunnel etc., the gantry crane of laying a railway track also wants transverse station and closed guard gate to lay a railway track, keeping the steel buttress to be in all the time vertical state fixes, because of various conditionalities, during the machined steel buttress, need the large open steel buttress of processing, little open steel buttress and flat steel buttress etc. are multi-form, could satisfy the steel buttress is in vertical state in tunnel wall and fixes, processing quantity is larger like this, the cost that drops in addition is also high, is also noted that in the work progress and can not mixes up various model buttresses.How can research and develop a kind of buttress of highly versatile, and this buttress can adjust according to tunnel wall, to keep vertical state, be the technical matters that various equivalent modifications needs to be resolved hurrily.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art, provide a kind of tunnel gantry crane rail of laying a railway track to support and to use adjustable buttress.This buttress can carry out adaptive angular adjustment so that the vertical bracing frame of this buttress remains on vertical position according to tunnel wall, and it is simple in structure, easy to use, productive costs is low, is convenient to promote the use of.
For achieving the above object, the technical solution used in the present invention is: the tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: comprise upper bearing plate, lower support plate and be used for installing the vertical bracing frame of rail, described lower support plate is connected with tunnel wall, described vertical bracing frame is vertically mounted on the upper bearing plate, and described upper bearing plate is connected to be used for upper bearing plate is adjusted to the angle adjusting mechanism connection of level attitude with lower support plate.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: described angle adjusting mechanism comprises two lower risers that are arranged on the lower support plate upper surface and is arranged on two upper risers of upper bearing plate lower surface, the left part of two described lower risers is provided with a bearing pin mounting hole one, the right part of two described lower risers is provided with a plurality of bearing pin mounting holes two, the left part of two described upper risers is provided with a bearing pin mounting hole three, the right part of two described upper risers is provided with a plurality of bearing pin mounting holes four, two described upper risers with are connected bearing pin one connection that a described lower riser is connected with the bearing pin mounting hole by passing bearing pin mounting hole one, two described upper risers and two described lower risers are also by passing bearing pin mounting hole two and bearing pin mounting hole four, and upper bearing plate is fixed on bearing pin two connections of level attitude.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: described upper riser right part to the length of downward-extension greater than the length of upper riser left part to downward-extension.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: the quantity of described bearing pin mounting hole two is two, be respectively bearing pin mounting hole two A and bearing pin mounting hole two B, described bearing pin mounting hole two A are laid in take center, bearing pin mounting hole three hole on the circumference of the circle one in the center of circle, described bearing pin mounting hole two B are laid in take center, bearing pin mounting hole three hole on the circumference of the circle two in the center of circle, the radius of described circle one is less than the radius of circle two, described bearing pin mounting hole two A are between bearing pin mounting hole three and bearing pin mounting hole two B, and described bearing pin mounting hole two A are near bearing pin mounting hole two B; The quantity of described bearing pin mounting hole four is four, is respectively bearing pin mounting hole four A, bearing pin mounting hole four B, bearing pin mounting hole four C and bearing pin mounting hole four D; Described bearing pin mounting hole four C are laid in center, hole take bearing pin mounting hole one on the circumference of the circle three in the center of circle, described bearing pin mounting hole four A, bearing pin mounting hole four B and bearing pin mounting hole four D all along take the center, hole of bearing pin mounting hole one on the circumference of the circle four in the center of circle, the radius of described circle three equates with the radius of described circle one, the radius of described circle four equates with the radius of described circle two, described bearing pin mounting hole four B are between bearing pin mounting hole four A and bearing pin mounting hole four D, and described bearing pin mounting hole four C are near bearing pin mounting hole four B and bearing pin mounting hole four D.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and use adjustable buttress, and it is characterized in that: the radius of described circle one and circle three is 75cm, and described circle two and round four radius are 95cm.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: the inboard that the outside of two described lower risers is provided with one, two the described upper riser of reinforcement gusset that is connected with lower support plate is provided with the reinforcement gusset two that is connected with upper bearing plate.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, and it is characterized in that: two described upper risers are all between two described lower risers.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: described vertical bracing frame comprises upper bush and lower sleeve, the lower end of described lower sleeve is connected with upper bearing plate by the lower sleeve base plate, the lower end of described upper bush is stretched in the lower sleeve, the upper end of described upper bush is provided with the upper bush base plate, described rail is installed on the upper bush base plate, be provided with the bearing pin mounting hole five of a plurality of vertical arrangements on the described upper bush, be provided with one to one bearing pin mounting hole six of a plurality of and bearing pin mounting hole five on the described lower sleeve, bearing pin three connections that described upper bush and lower sleeve are connected with the bearing pin mounting hole by passing bearing pin mounting hole five.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and use adjustable buttress, it is characterized in that: be provided with a pair of buckle for the installation rail on the described upper bush base plate.
The present invention compared with prior art has the following advantages:
1, of the present invention simple in structure, rationally novel in design, be easy to install.
2, the present invention can be adjusted to level attitude with upper bearing plate by angle adjusting mechanism is set, thereby so that the vertical bracing frame that is vertically mounted on the upper bearing plate remains on vertical position.
3, the present invention is by arranging two bearing pin mounting holes two and four bearing pin mounting holes four, pass the various combination of bearing pin mounting hole two and bearing pin mounting hole four by bearing pin two, thereby so that this buttress is installed on the tunnel wall of differing tilt angles, the tunnel wall that can adapt to all angles of inclination under the present construction environment fully, simultaneously can guarantee that also the vertical bracing frame of this buttress remains on vertical position, it adjusts very easy, has greatly improved work efficiency, and has reduced labour intensity.
4, the present invention be by will being shifted up and down for the bearing pin three that connects upper bush and lower sleeve, thereby realize the height adjustment of this buttress.
5, realization cost of the present invention is low, and result of use is good, is convenient to promote the use of.
In sum, the present invention is simple in structure, easy to use, save cost, adopt the lay a railway track installation of gantry crane rail of the present invention to fix, adapt to different tunnel cross-section patterns, every kind of buttress all will be processed when avoiding constructing, and different angles buttress choosing mistake is avoided the mistake of constructing when also having avoided construction, minimizing is done over again, and has wide application value in the operation of city rail mechanized track laying.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the annexation schematic diagram of riser and upper bearing plate in the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the annexation schematic diagram of riser and lower support plate under the present invention.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the annexation schematic diagram of the present invention and tunnel wall.
Description of reference numerals:
1-lower support plate; 2-reinforcement gusset one; 3-expansion bolt;
4-lower riser; 5-bearing pin mounting hole one; 6-bearing pin mounting hole two;
6-1-bearing pin mounting hole two A; 6-2-bearing pin mounting hole two B; 7-upper riser;
8-bearing pin mounting hole four; 8-1-bearing pin mounting hole four A; 8-2-bearing pin mounting hole four B;
8-3-bearing pin mounting hole four C; 8-4-bearing pin mounting hole four D; 9-reinforcement gusset two;
10-tie bolt; 11-upper bearing plate; 12-lower sleeve base plate;
13-lower sleeve; 14-bearing pin three; 15-upper bush;
16-buckle; 17-rail; 18-upper bush base plate;
19-buckle bolt; 20-bearing pin mounting hole three; 21-tunnel wall;
22-circle one; 23-circle two; 24-circle three;
25-circle four.
The specific embodiment
Support and to use adjustable buttress such as Fig. 1-a kind of tunnel shown in Figure 6 gantry crane rail of laying a railway track, comprise upper bearing plate 11, lower support plate 1 and be used for installing the vertical bracing frame of rail 17, described lower support plate 1 is connected with tunnel wall 21, described vertical bracing frame is vertically mounted on the upper bearing plate 11, and described upper bearing plate 11 is connected with lower support plate by being used for upper bearing plate 11 is adjusted to the angle adjusting mechanism connection of level attitude.
In the present embodiment, by being set, angle adjusting mechanism can adjust the angle of inclination of upper bearing plate 11, with on the tunnel wall that is installed in different inclined degrees when lower support plate 1 time, thereby can carry out accommodation to upper bearing plate 11, upper bearing plate 11 is adjusted to level, thereby so that this buttress integral body remains vertical position.
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, described angle adjusting mechanism comprises two lower risers 4 that are arranged on lower support plate 1 upper surface and is arranged on two upper risers 7 of upper bearing plate 11 lower surfaces, the left part of two described lower risers 4 is provided with a bearing pin mounting hole 1, the right part of two described lower risers 4 is provided with a plurality of bearing pin mounting holes 26, the left part of two described upper risers 7 is provided with a bearing pin mounting hole 3 20, the right part of two described upper risers 7 is provided with a plurality of bearing pin mounting holes 48, two described upper risers 7 with are connected a described lower riser 4 and are connected 20 bearing pin one connection with the bearing pin mounting hole by passing bearing pin mounting hole 1, two described upper risers 7 and two described lower risers 4 are also by passing bearing pin mounting hole 26 and bearing pin mounting hole 48, and upper bearing plate 11 is fixed on bearing pin two connections of level attitude.
In conjunction with Fig. 1, Fig. 2 and Fig. 4, described upper riser 7 right parts to the length of downward-extension greater than the length of upper riser 7 left parts to downward-extension, like this for a plurality of bearing pin mounting holes 26 being set and a plurality of bearing pin mounting hole 48 provides condition, because a plurality of bearing pin mounting holes 26 all are arranged on the right part of lower riser 4, a plurality of bearing pin mounting holes 48 all are arranged on the right part of riser 7.The quantity of described bearing pin mounting hole 26 is two, be respectively bearing pin mounting hole two A6-1 and bearing pin mounting hole two B6-2, described bearing pin mounting hole two A6-1 are laid in take center, bearing pin mounting hole 3 20 hole on the circumference of the circle 1 in the center of circle, the radius of described circle 1 is less than the radius of circle 2 23, described bearing pin mounting hole two B6-2 are laid in take center, bearing pin mounting hole 3 20 hole on the circumference of the circle 2 23 in the center of circle, described bearing pin mounting hole two A6-1 are between bearing pin mounting hole 3 20 and bearing pin mounting hole two B6-2, and described bearing pin mounting hole two A6-1 are near bearing pin mounting hole two B6-2; The quantity of described bearing pin mounting hole 48 is four, is respectively bearing pin mounting hole four A8-1, bearing pin mounting hole four B8-2, bearing pin mounting hole four C8-3 and bearing pin mounting hole four D8-4; Described bearing pin mounting hole four C8-3 are laid in center, hole take bearing pin mounting hole 1 on the circumference of the circle 3 24 in the center of circle, described bearing pin mounting hole four A8-1, bearing pin mounting hole four B8-2 and bearing pin mounting hole four D8-4 all along take the center, hole of bearing pin mounting hole 1 on the circumference of the circle 4 25 in the center of circle, the radius of described circle 3 24 equates with the radius of described circle 1, the radius of described circle 4 25 equates with the radius of described circle 2 23, described bearing pin mounting hole four B8-2 are between bearing pin mounting hole four A8-1 and bearing pin mounting hole four D8-4, and described bearing pin mounting hole four C8-3 are near bearing pin mounting hole four B8-2 and bearing pin mounting hole four D8-4.In the present embodiment, preferably way is, the radius of described circle 1 and circle 3 24 is 75cm, and the radius of described circle 2 23 and circle 4 25 is 95cm.
During use, at first upper riser 7 and lower riser 4 are connected by bearing pin one and bearing pin two temporarily, lower sleeve base plate 12 and upper bearing plate 11 are passed through tie bolt 10 bolts, and upper bush 15 and lower sleeve 13 linked into an integrated entity by bearing pin 3 14, then be transported to the camp site, by constant spacing the buttress that assembles is disseminated to tunnel wall 21 both sides, in tunnel wall 21 borings, by expansion bolt 3 thereby lower support plate 1 being connected the buttress that will assemble with tunnel wall 21 fixedly secures on tunnel wall 21, according to different tunnel cross-sections, pass the position of different bearing pin mounting hole 26 and bearing pin mounting hole 48 by regulating bearing pin two, can realize upper bearing plate 11 is adjusted to level attitude, thereby guarantee that this buttress is in vertical position all the time.
In conjunction with Fig. 1, Fig. 2 and Fig. 4, during concrete the use, when in Subway Station Platform this buttress being installed, if the attachment face of this buttress is not at ordinary times, can select bearing pin mounting hole four A8-1 and bearing pin mounting hole two B6-2, bearing pin two is passed bearing pin mounting hole four A8-1 and bearing pin mounting hole two B6-2, realize the adjustment of 14 ° of angles between lower support plate 1 and the horizontal surface, upper bearing plate 11 is adjusted to level attitude; And when the position that hole wall side is installed this buttress be with certain angle, be that the general angle of angle between lower support plate 1 and the horizontal surface is when being 34 ° of left and right sides, bearing pin two is passed the adjustment that bearing pin mounting hole four B8-2 and bearing pin mounting hole two B6-2 realize 34 ° of angles, upper bearing plate 11 is adjusted to level attitude.Take circular tunnel as example, construction is laid a railway track the gantry crane span when being 3.1 meters in the circular tunnel, the hole wall is installed angle between this buttress place lower support plate 1 and the horizontal surface the chances are 41 °, bearing pin two is passed the adjustment that bearing pin mounting hole four C8-3 and bearing pin mounting hole two A6-1 can realize 41 ° of angles, upper bearing plate 11 is adjusted to level attitude; When the gantry crane span of laying a railway track at circular tunnel is 3.6 meters, position lower support plate 1 and the angle between the horizontal surface that this buttress is installed on the wall of hole approximately are 46 °, bearing pin two passes bearing pin mounting hole four D8-4 and bearing pin mounting hole two B6-2, just can realize 46 ° adjustment, thereby upper bearing plate 11 is adjusted to level attitude.The combination of combination, bearing pin mounting hole four C8-3 and bearing pin mounting hole two A6-1 of combination, bearing pin mounting hole four B8-2 and bearing pin mounting hole two B6-2 by bearing pin mounting hole four A8-1 and bearing pin mounting hole two B6-2 and bearing pin mounting hole four D8-4 and bearing pin mounting hole two B6-2 can adapt to the form of fracture in present different tunnels, have improved the commonality of this buttress.Adopt the lay a railway track installation of gantry crane rail of the present embodiment to fix, can adapt to different tunnel cross-section forms, every kind of buttress all will be processed when avoiding constructing, when also having avoided construction the choosing of different angles buttress wrong, avoid the mistake of constructing, minimizing is done over again.In the operation of city rail mechanized track laying, has wide application value.
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, two described upper risers 7 all between two described lower risers 4, can further limit the positions of two upper risers 7 like this, avoid this buttress in use to be vibrated rear play and misplace.The outside of two described lower risers 4 is provided with the reinforcement gusset 1 that is connected with lower support plate 1, the inboard of two described upper risers 7 is provided with the reinforcement gusset 29 that is connected with upper bearing plate 11, strengthens gusset 1 and strengthens the bulk strength that gusset 29 has improved this buttress by arranging.
As shown in Figure 1, described vertical bracing frame comprises upper bush 15 and lower sleeve 13, the lower end of described lower sleeve 13 is connected with upper bearing plate 11 by lower sleeve base plate 12, the lower end of described upper bush 15 is stretched in the lower sleeve 13, the upper end of described upper bush 15 is provided with upper bush base plate 18, described rail 17 is installed on the upper bush base plate 18, be provided with the bearing pin mounting hole five of a plurality of vertical arrangements on the described upper bush 15, be provided with one to one bearing pin mounting hole six of a plurality of and bearing pin mounting hole five on the described lower sleeve 13, described upper bush 15 is connected with lower sleeve and is connected by passing the bearing pin 3 14 that bearing pin mounting hole five is connected with the bearing pin mounting hole.Be provided with a pair of buckle 16 for rail 17 is installed on the described upper bush base plate 18.
In the present embodiment, the bearing pin 3 14 that connects upper bush 15 and lower sleeve 13 is shifted up and down, thereby realize the buttress height adjustment, after this buttress angle and height adjustment put in place, the rail 17 of the gantry crane of laying a railway track can be installed at upper bush base plate 18, with buckle 16 and buckle bolt 19 rail 17 is fixedly secured on buttress, the gantry crane safe operation in the above of laying a railway track, after the construction of a construction paragraph is finished, the expansion bolt 3 of fixed buttress is removed, had bad luck before outer, enter next working cycle, after adopting this buttress, greatly improved work efficiency.
The above; it only is preferred embodiment of the present invention; be not that the present invention is imposed any restrictions, every according to the technology of the present invention essence to any simple modification, change and equivalent structure transformation that above embodiment does, all still belong in the protection domain of technical solution of the present invention.
Claims (9)
1. the tunnel gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: comprise upper bearing plate (11), lower support plate (1) and be used for installing the vertical bracing frame of rail (17), described lower support plate (1) is connected with tunnel wall (21), described vertical bracing frame is vertically mounted on the upper bearing plate (11), and described upper bearing plate (11) is connected 1 with lower support plate) by being used for upper bearing plate (11) is adjusted to the angle adjusting mechanism connection of level attitude.
2. the tunnel according to claim 1 gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: described angle adjusting mechanism comprises two the lower risers (4) that are arranged on lower support plate (1) upper surface and is arranged on two upper risers (7) of upper bearing plate (11) lower surface, the left part of two described lower risers (4) is provided with a bearing pin mounting hole one (5), the right part of two described lower risers (4) is provided with a plurality of bearing pin mounting holes two (6), the left part of two described upper risers (7) is provided with a bearing pin mounting hole three (20), the right part of two described upper risers (7) is provided with a plurality of bearing pin mounting holes four (8), two described upper risers (7) with are connected a described lower riser (4) and are connected the bearing pin one of (20) with the bearing pin mounting hole and connect by passing bearing pin mounting hole one (5), two described upper risers (7) and two described lower risers (4) are also by passing bearing pin mounting hole two (6) and bearing pin mounting hole four (8), and upper bearing plate (11) is fixed on bearing pin two connections of level attitude.
3. the tunnel according to claim 2 gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: described upper riser (7) right part to the length of downward-extension greater than the length of upper riser (7) left part to downward-extension.
4. the tunnel according to claim 3 gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: the quantity of described bearing pin mounting hole two (6) is two, be respectively bearing pin mounting hole two A(6-1) and bearing pin mounting hole two B(6-2), described bearing pin mounting hole two A(6-1) be laid on the circumference of the circle one (22) take center, bearing pin mounting hole three (20) hole as the center of circle, described bearing pin mounting hole two B(6-2) be laid on the circumference of the circle two (23) take center, bearing pin mounting hole three (20) hole as the center of circle, the radius of described circle one (22) is less than the radius of circle two (23), described bearing pin mounting hole two A(6-1) be positioned at bearing pin mounting hole three (20) and bearing pin mounting hole two B(6-2) between, and described bearing pin mounting hole two A(6-1) near bearing pin mounting hole two B(6-2); The quantity of described bearing pin mounting hole four (8) is four, is respectively bearing pin mounting hole four A(8-1), bearing pin mounting hole four B(8-2), bearing pin mounting hole four C(8-3) and bearing pin mounting hole four D(8-4); Described bearing pin mounting hole four C(8-3) be laid in center, hole take bearing pin mounting hole one (5) on the circumference of the circle three (24) in the center of circle, described bearing pin mounting hole four A(8-1), bearing pin mounting hole four B(8-2) and bearing pin mounting hole four D(8-4) all along take the center, hole of bearing pin mounting hole one (5) on the circumference of the circle four (25) in the center of circle, the radius of described circle three (24) equates with the radius of described circle one (22), the radius of described circle four (25) equates with the radius of described circle two (23), described bearing pin mounting hole four B(8-2) be positioned at bearing pin mounting hole four A(8-1) and bearing pin mounting hole four D(8-4) between, described bearing pin mounting hole four C(8-3) near bearing pin mounting hole four B(8-2) and bearing pin mounting hole four D(8-4).
5. the tunnel according to claim 4 gantry crane rail of laying a railway track supports and use adjustable buttress, it is characterized in that: described circle one (22) and justify three (24) radius and be 75cm, described circle two (23) and justify four (25) radius and be 95cm.
6. the tunnel according to claim 2 gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: the outside of two described lower risers (4) is provided with the reinforcement gusset one (2) that is connected with lower support plate (1), and the inboard of two described upper risers (7) is provided with the reinforcement gusset two (9) that is connected with upper bearing plate (11).
7. the tunnel according to claim 2 gantry crane rail of laying a railway track supports and to use adjustable buttress, and it is characterized in that: two described upper risers (7) all are positioned between two described lower risers (4).
8. the tunnel according to claim 1 gantry crane rail of laying a railway track supports and to use adjustable buttress, it is characterized in that: described vertical bracing frame comprises upper bush (15) and lower sleeve (13), the lower end of described lower sleeve (13) is connected with upper bearing plate (11) by lower sleeve base plate (12), the lower end of described upper bush (15) is stretched in the lower sleeve (13), the upper end of described upper bush (15) is provided with upper bush base plate (18), described rail (17) is installed on the upper bush base plate (18), be provided with the bearing pin mounting hole five of a plurality of vertical arrangements on the described upper bush (15), be provided with one to one bearing pin mounting hole six of a plurality of and bearing pin mounting hole five on the described lower sleeve (13), described upper bush (15) is connected 13 with lower sleeve) bearing pin three (14) connections of being connected with the bearing pin mounting hole by passing bearing pin mounting hole five.
9. the tunnel according to claim 8 gantry crane rail of laying a railway track supports and use adjustable buttress, it is characterized in that: be provided with a pair of buckle (16) for installation rail (17) on the described upper bush base plate (18).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310277649.3A CN103303789B (en) | 2013-07-03 | 2013-07-03 | Adjustable buttress for supporting running rail of tunnel track laying gantry crane |
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| CN201310277649.3A CN103303789B (en) | 2013-07-03 | 2013-07-03 | Adjustable buttress for supporting running rail of tunnel track laying gantry crane |
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| CN106044552B (en) * | 2016-08-08 | 2018-04-24 | 中铁工程机械研究设计院有限公司 | A kind of more supporting leg rubber-tyred tracklaying cranes and construction method |
| CN107720541A (en) * | 2017-10-18 | 2018-02-23 | 中铁机械装备研究设计院(成都)有限公司 | A kind of support meanss for Lift-on/Lift-off System |
| CN107720541B (en) * | 2017-10-18 | 2023-04-07 | 中铁宝桥集团有限公司 | Supporting device for hoisting system |
| CN112030624A (en) * | 2020-09-03 | 2020-12-04 | 南京派光高速载运智慧感知研究院有限公司 | A track infrastructure for piping lane robot operation |
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| CN103303789B (en) | 2014-11-12 |
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