CN103303789B - 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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- CN103303789B CN103303789B CN201310277649.3A CN201310277649A CN103303789B CN 103303789 B CN103303789 B CN 103303789B CN 201310277649 A CN201310277649 A CN 201310277649A CN 103303789 B CN103303789 B CN 103303789B
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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 use adjustable buttress.
Background technology
The gantry crane of laying a railway track using in city rail construction, its rail supports by steel buttress, steel buttress is fixed in tunnel wall by expansion bolt, because tunnel structure pattern has 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, keep steel buttress to fix in vertical state all the time, because of various conditionalities, when machined steel buttress, need the large open steel buttress of processing, little open steel buttress and flat steel buttress etc. are multi-form, could meet steel buttress fixes in vertical state in tunnel wall, processing quantity is larger like this, the cost dropping into is in addition also high, in work progress, be also noted that and various model buttresses can not be mixed up.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 various equivalent modifications technical matters urgently 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 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 uses adjustable buttress, it is characterized in that: comprise upper bearing plate, lower support plate and for the vertical bracing frame of rail is installed, described lower support plate is connected with tunnel wall, described vertical bracing frame is vertically mounted on upper bearing plate, described upper bearing plate with lower support plate by being connected for the angle adjusting mechanism that upper bearing plate is adjusted to level attitude.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and uses adjustable buttress, it is characterized in that: described angle adjusting mechanism comprises two upper risers that are arranged on two lower risers of lower support plate upper surface and are arranged on 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 multiple 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 multiple bearing pin mounting holes four, two described upper risers with two described lower risers by being connected through the bearing pin one of bearing pin mounting hole one and bearing pin mounting hole three, two described upper risers and two described lower risers also pass through through bearing pin mounting hole two and bearing pin mounting hole four, and upper bearing plate is fixed on to bearing pin two connections of level attitude.
Above-mentioned tunnel lay a railway track gantry crane rail support use adjustable buttress, it is characterized in that: described upper riser right part is greater than the length of upper riser left part to downward-extension to the length of downward-extension.
The above-mentioned tunnel gantry crane rail of laying a railway track supports and uses 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 on the circumference of the circle one taking bearing pin mounting hole San Kong center as the center of circle, described bearing pin mounting hole two B are laid on the circumference of the circle two taking bearing pin mounting hole San Kong center as 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 on the circumference of the circle three taking bearing pin mounting hole Yi Kong center as the center of circle, described bearing pin mounting hole four A, bearing pin mounting hole four B and bearing pin mounting hole four D are all along on the circumference of the circle four taking bearing pin mounting hole Yi Kong center as 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, 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 uses adjustable buttress, it is characterized in that: the inner side that the outside of two described lower risers is provided with one, two the described upper riser of reinforcement gusset being connected with lower support plate is provided with the reinforcement gusset two being connected with upper bearing plate.
Above-mentioned tunnel lay a railway track gantry crane rail support use adjustable buttress, 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 uses 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 lower sleeve base plate, the lower end of described upper bush is stretched in lower sleeve, the upper end of described upper bush is provided with upper bush base plate, described rail is arranged on upper bush base plate, on described upper bush, be provided with the bearing pin mounting hole five of multiple vertical arrangements, on described lower sleeve, be provided with multiple and bearing pin mounting hole five bearing pin mounting hole six one to one, described upper bush with lower sleeve by being connected through the bearing pin three of bearing pin mounting hole five and bearing pin mounting hole six.
Above-mentioned tunnel lay a railway track gantry crane rail support use adjustable buttress, it is characterized in that: on described upper bush base plate, be provided with a pair of for the buckle of rail is installed.
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 by upper bearing plate by angle adjusting mechanism is set, thereby the vertical bracing frame that makes to be vertically mounted on upper bearing plate remains on vertical position.
3, the present invention is by arranging two and four bearing pin mounting holes four of two bearing pin mounting holes, various combination by bearing pin two through bearing pin mounting hole two and bearing pin mounting hole four, thereby this buttress is arranged in the tunnel wall of differing tilt angles, can adapt to the tunnel wall at all angles of inclination under current construction environment completely, also can ensure that the vertical bracing frame of this buttress remains on vertical position simultaneously, it adjusts very easy, has greatly improved work efficiency, and has reduced labour intensity.
4, the present invention is by the bearing pin for connecting upper bush and lower sleeve three is shifted up and down, thereby realizes the height adjustment of this buttress.
5, of the present invention to realize cost 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, cost-saving, adopt the lay a railway track installation of gantry crane rail of the present invention to fix, adapt to different tunnel cross-section patterns, while avoiding constructing, every kind of buttress all will be processed, and while also having avoided construction, different angles buttress choosing mistake, avoids the mistake of constructing, minimizing is done over again, and in the operation of city rail mechanized track laying, has wide application value.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Brief description of the 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.
Detailed description of the invention
A kind of tunnel as shown in Fig. 1-Fig. 6 gantry crane rail of laying a railway track supports and uses adjustable buttress, comprise upper bearing plate 11, lower support plate 1 and for the vertical bracing frame of rail 17 is installed, described lower support plate 1 is connected with tunnel wall 21, described vertical bracing frame is vertically mounted on upper bearing plate 11, described upper bearing plate 11 with lower support plate 1 by being connected for the angle adjusting mechanism that upper bearing plate 11 is adjusted to level attitude.
In the present embodiment, by being set, angle adjusting mechanism can adjust the angle of inclination of upper bearing plate 11, when to be arranged in the tunnel wall of different inclined degrees when lower support plate 1, thereby can carry out accommodation to upper bearing plate 11, upper bearing plate 11 is adjusted to level, thereby makes this buttress entirety remain 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 two upper risers 7 that are arranged on 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 multiple 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 multiple bearing pin mounting holes 48, two described upper risers 7 with two described lower risers 4 by being connected through the bearing pin one of bearing pin mounting hole 1 and bearing pin mounting hole 3 20, two described upper risers 7 and two described lower risers 4 also pass through through bearing pin mounting hole 26 and bearing pin mounting hole 48, and upper bearing plate 11 is fixed on to bearing pin two connections of level attitude.
In conjunction with Fig. 1, Fig. 2 and Fig. 4, described upper riser 7 right parts are greater than the length of upper riser 7 left parts to downward-extension to the length of downward-extension, like this for multiple bearing pin mounting holes 26 being set and multiple bearing pin mounting hole 48 provides condition, because multiple bearing pin mounting holes 26 are all arranged on the right part of lower riser 4, multiple bearing pin mounting holes 48 are all 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 on the circumference of the circle 1 taking bearing pin mounting hole San20Kong center as 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 on the circumference of the circle 2 23 taking bearing pin mounting hole San20Kong center as 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 taking bearing pin mounting hole one 5 Kong centers 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 taking bearing pin mounting hole one 5 Kong centers 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, 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.
When use, 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 to tie bolt 10 bolts, and upper bush 15 and lower sleeve 13 are linked into an integrated entity by bearing pin 3 14, then be transported to camp site, by constant spacing, the buttress assembling is disseminated to tunnel wall 21 both sides, boring in tunnel wall 21, thereby by expansion bolt 3, lower support plate 1 is connected the buttress assembling is fixedly secured in tunnel wall 21 with tunnel wall 21, according to different tunnel cross-sections, by regulating bearing pin two through different bearing pin mounting holes 26 and the position of bearing pin mounting hole 48, can realize upper bearing plate 11 is adjusted to level attitude, thereby ensure that this buttress is all the time in vertical position.
In conjunction with Fig. 1, Fig. 2 and Fig. 4, when concrete use, in the time this buttress being installed in Subway Station Platform, 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, through bearing pin mounting hole four A8-1 and bearing pin mounting hole two B6-2, is realized to the adjustment of 14 ° of angles between lower support plate 1 and 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 horizontal surface is while being 34 ° of left and right, the adjustment that bearing pin two is realized to 34 ° of angles through bearing pin mounting hole four B8-2 and bearing pin mounting hole two B6-2, is adjusted to level attitude by upper bearing plate 11.Taking circular tunnel as example, construction is laid a railway track gantry crane span while being 3.1 meters in circular tunnel, hole wall is installed angle between this buttress place lower support plate 1 and horizontal surface the chances are 41 °, the adjustment that bearing pin two can be realized to 41 ° of angles through bearing pin mounting hole four C8-3 and bearing pin mounting hole two A6-1, is adjusted to level attitude by upper bearing plate 11; In the time that the gantry crane span of laying a railway track at circular tunnel is 3.6 meters, the angle of installing on the wall of hole between position lower support plate 1 and the horizontal surface of this buttress is approximately 46 °, bearing pin two is through bearing pin mounting hole four D8-4 and bearing pin mounting hole two B6-2, just can realize the adjustment of 46 °, 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 current 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, while avoiding constructing, every kind of buttress all will be processed, while 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, there is wide application value.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 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 the in use vibrated rear play dislocation of this buttress.The outside of two described lower risers 4 is provided with the reinforcement gusset 1 being connected with lower support plate 1, the inner side of two described upper risers 7 is provided with the reinforcement gusset 29 being connected with upper bearing plate 11, by the bulk strength of strengthening gusset 1 and strengthen gusset 29 having improved this buttress is set.
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 lower sleeve 13, the upper end of described upper bush 15 is provided with upper bush base plate 18, described rail 17 is arranged on upper bush base plate 18, on described upper bush 15, be provided with the bearing pin mounting hole five of multiple vertical arrangements, on described lower sleeve 13, be provided with multiple and bearing pin mounting hole five bearing pin mounting hole six one to one, described upper bush 15 with lower sleeve 13 by being connected through the bearing pin 3 14 of bearing pin mounting hole five and bearing pin mounting hole six.On described upper bush base plate 18, be provided with a pair of for the buckle 16 of rail 17 is installed.
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 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 on upper bush base plate 18, rail 17 is fixedly secured on buttress with buckle 16 and buckle bolt 19, the gantry crane safe operation in the above of laying a railway track, after a construction paragraph has been constructed, the expansion bolt of fixed buttress 3 is removed, had bad luck before outer, enter next working cycle, adopt after this buttress, greatly improved work efficiency.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every any simple modification, change and equivalent structure transformation of above embodiment being done according to the technology of the present invention essence, all still belongs in the protection domain of technical solution of the present invention.
Claims (8)
1. the tunnel gantry crane rail of laying a railway track supports and uses adjustable buttress, it is characterized in that: comprise upper bearing plate (11), lower support plate (1) and for the vertical bracing frame of rail (17) is installed, described lower support plate (1) is connected with tunnel wall (21), it is upper that described vertical bracing frame is vertically mounted on upper bearing plate (11), described upper bearing plate (11) with lower support plate (1) by being connected for the angle adjusting mechanism that upper bearing plate (11) is adjusted to level attitude;
Described angle adjusting mechanism comprises two upper risers (7) that are arranged on two lower risers (4) of lower support plate (1) upper surface and are arranged on 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 multiple 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 multiple bearing pin mounting holes four (8), two described upper risers (7) with two described lower risers (4) by being connected with the bearing pin one of bearing pin mounting hole three (20) through bearing pin mounting hole one (5), two described upper risers (7) and two described lower risers (4) also pass through through bearing pin mounting hole two (6) and bearing pin mounting hole four (8), and upper bearing plate (11) is fixed on to bearing pin two connections of level attitude.
Tunnel according to claim 1 lay a railway track gantry crane rail support use adjustable buttress, it is characterized in that: described upper riser (7) right part is greater than the length of upper riser (7) left part to downward-extension to the length of downward-extension.
3. the tunnel according to claim 2 gantry crane rail of laying a railway track supports and uses 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) are laid on the circumference of the circle one (22) taking bearing pin mounting hole three (20) centers, hole as the center of circle, described bearing pin mounting hole two B (6-2) are laid on the circumference of the circle two (23) taking bearing pin mounting hole three (20) centers, 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) are positioned between bearing pin mounting hole three (20) and bearing pin mounting hole two B (6-2), and described bearing pin mounting hole two A (6-1) are 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) are laid on the circumference of the circle three (24) taking bearing pin mounting hole one (5) Kong center as 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) are all along on the circumference of the circle four (25) taking bearing pin mounting hole one (5) Kong center as 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) are positioned between bearing pin mounting hole four A (8-1) and bearing pin mounting hole four D (8-4), described bearing pin mounting hole four C (8-3) are near bearing pin mounting hole four B (8-2) and bearing pin mounting hole four D (8-4).
4. the tunnel according to claim 3 gantry crane rail of laying a railway track supports and uses adjustable buttress, it is characterized in that: the radius of described circle one (22) and circle three (24) is 75cm, the radius of described circle two (23) and circle four (25) is 95cm.
5. the tunnel according to claim 1 gantry crane rail of laying a railway track supports and uses adjustable buttress, it is characterized in that: the outside of two described lower risers (4) is provided with the reinforcement gusset one (2) being connected with lower support plate (1), the inner side of two described upper risers (7) is provided with the reinforcement gusset two (9) being connected with upper bearing plate (11).
Tunnel according to claim 1 lay a railway track gantry crane rail support use adjustable buttress, it is characterized in that: two described upper risers (7) are all positioned between two described lower risers (4).
7. the tunnel according to claim 1 gantry crane rail of laying a railway track supports and uses 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 lower sleeve (13), the upper end of described upper bush (15) is provided with upper bush base plate (18), described rail (17) is arranged on upper bush base plate (18), on described upper bush (15), be provided with the bearing pin mounting hole five of multiple vertical arrangements, on described lower sleeve (13), be provided with multiple and bearing pin mounting hole five bearing pin mounting hole six one to one, described upper bush (15) with lower sleeve (13) by being connected through the bearing pin three (14) of bearing pin mounting hole five and bearing pin mounting hole six.
Tunnel according to claim 7 lay a railway track gantry crane rail support use adjustable buttress, it is characterized in that: on described upper bush base plate (18), be provided with a pair of for the buckle (16) of rail (17) is installed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| CN103303789A CN103303789A (en) | 2013-09-18 |
| CN103303789B true CN103303789B (en) | 2014-11-12 |
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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 |
| CN107720541B (en) * | 2017-10-18 | 2023-04-07 | 中铁宝桥集团有限公司 | Supporting device for hoisting system |
| CN112030624B (en) * | 2020-09-03 | 2022-05-13 | 南京派光高速载运智慧感知研究院有限公司 | Track infrastructure for running of pipe gallery robot |
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| US6056273A (en) * | 1997-11-25 | 2000-05-02 | Smith; Daniel I. | Internal sheave pulley system for bipods, tripods, or quadripods |
| CN201932822U (en) * | 2011-01-10 | 2011-08-17 | 南通润邦重机有限公司 | Offset track beam |
| CN103010949B (en) * | 2012-12-28 | 2014-12-31 | 中铁二十四局集团上海铁建工程有限公司 | Method for traveling and operating portal crane on large-angle slope |
| CN103072900B (en) * | 2013-01-15 | 2015-02-18 | 山西东华机械有限公司 | Loading frame dual-purpose vehicle under coal mine |
| CN203334135U (en) * | 2013-07-03 | 2013-12-11 | 中铁一局集团有限公司 | Adjustable buttress for supporting tunnel track laying gantry crane running rail |
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