CN204552142U - A kind of multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway - Google Patents
A kind of multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway Download PDFInfo
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- CN204552142U CN204552142U CN201520234356.1U CN201520234356U CN204552142U CN 204552142 U CN204552142 U CN 204552142U CN 201520234356 U CN201520234356 U CN 201520234356U CN 204552142 U CN204552142 U CN 204552142U
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Abstract
The utility model discloses a kind of multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway, along platform shed move towards the support that is made up of with many Crossing brace and bilobed grewia (2) many vertical applied force rod members (1) is set, at least one longitudinal client's passage (5) and horizontal client's passage (6) is formed in support, adjustable jack (3) is provided with between the top of vertical applied force rod member (1) and platform shed, the both sides of support are provided with oblique rod (9), by parallel upper elongated rod member (11), lower elongated rod member (12) and a vertical bar (8) form vertical net grid support, all-insulated plate (7) is installed on elongated rod member (11) and lower elongated rod member (12), lower elongated rod member (12) is arranged on oblique rod (9), it is tangent between two with the oblique rod (9) of vertical bar (8) and vicinity respectively that the lower end of vertical bar (8) and oblique rod (9) angle level snap in a quarter butt (11).The utility model can meet the requirement of working load, can meet again the requirement that insulating slab is laid and passenger passes through.
Description
Technical field
The utility model relates to a kind of support, particularly relates to a kind of multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway.
Background technology
The intermediate carrier station built last century, platform shed is T-shape reinforced concrete structure, and along with railway development and the needs expanding energy, the former awning built can not meet capacity needs, need transform the existing awning of platform and extend.
Because T-shape awning roof panel is basic and contact net is in sustained height, and awning is 1.75 meters apart from contact net distance, and contact net operating voltage is 2.7 ten thousand volts, and transient voltage can reach 2.9 ten thousand volts.Therefore, existing railway carries out awning construction, maximum difficulty is just the protection to contact net.Existing electrified railway carries out awning construction, narrow space, blockade main points intensive by bar line is difficult, the impact of passenger the gets on or off the bus factor such as frequent, also very large in many-sided difficulty such as construction organization, processing arrangement, concrete transportations.
Insulating slab vertically installs laying, must be will be suspended on the frame pipe of full framing.Because awning design width is identical with platform width, 1.75m is only with contact net distance, insulating slab must be laid on the outside of awning, consider that template and frame pipe and contact net are apart from less than 1.7m, and by the requirement of railway skill rule, on platform full framing set up gauge and stent outer and both wired distance between centers must not be less than 2.44m.This lower narrow wide structure, especially the installation of frame pipe being used for laying insulating slab to the installation of upper falsework brings very large difficulty, uniquely thinkable, adopt between the vertical frame pipe exactly on oblique rod part and laterally pipe of trying to stop people from fighting each other is connected, and establish in both sides strut to be fixed vertical frame pipe.This mode not only increases the input of frame pipe, and this structure belongs to unstable structure, shock resistance and anti-windability weak, security risk is larger.Install pipe of trying to stop people from fighting each other at the top of the scope of operation, decrease working space, be unfavorable for template, reinforcing bar, concrete construction and transport.
According to constructure scheme, adopt full framing to carry out roof panel construction, because passenger service is handled at station, and the volume of the flow of passengers is larger, platform carries out full framing and sets up the normal pass of passenger very large with the impact that gets on and off.Owing to pressing segmental construction, length set up by every sections full framing is 30 ~ 40m, by thinking when just going into operation, passenger is allowed to get on and off along platform limit outside full framing exactly or adjacent car door gets on and off, not only increase the personal safety risk that passenger gets on or off the bus, also bring inconvenience to passenger, station work.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of requirement that can meet working load, can meet again the multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway of the requirement that insulating slab is laid and passenger passes through.
In order to solve the problems of the technologies described above, the multi-functional full framing of what the utility model provided the be exclusively used in newly-built awning of existing electrified railway, along platform shed move towards the support that is made up of with many Crossing brace and bilobed grewia many vertical applied force rod members is set, horizontal client's passage of at least one longitudinal client's passage and many and described longitudinal client's passage UNICOM is formed in described support, adjustable jack is provided with between the top of described vertical applied force rod member and platform shed, the both sides of described support are provided with oblique rod, by parallel upper elongated rod member, lower elongated rod member and a vertical bar form vertical net grid support, on the described upper elongated rod member that all-insulated plate is arranged on described vertical net grid support and lower elongated rod member, described lower elongated rod member is arranged on described oblique rod, it is tangent between two with the oblique rod described in described vertical bar and vicinity respectively that the lower end of described vertical bar and described oblique rod angle level snap in a quarter butt.
Spacing 1m, 1.4m interlaced arrangement, by 7 layouts, are pressed along platform shed direction in the vertical platform shed direction of described vertical applied force rod member.
Vertical, horizontal along described support respectively establishes Crossing brace 1 road every 6m, vertically establishes bilobed grewia along described vertical applied force rod member, wherein: longitudinally establish twice, laterally by three roads.
Described oblique rod from the bottom of the vertical applied force rod member described in first outwards with 70 ° of angles through the outside of the vertical applied force rod member described in second to platform shed, adopt fastener to connect firmly between described oblique rod and described vertical applied force rod member.
Adopt the multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway of technique scheme, be characterized in:
1, meet the requirement that empty vertical fitting insulating panels is faced in outside, ensure that near existing line can carry out awning concrete construction under no cut-off condition, decrease both wired interference, add efficiency of construction;
, vertical, horizontal displacement can not be there is because of factor impacts such as train wind-force, vibrations in 2, whole full framing Stability Analysis of Structures;
3, according to the analysis to train track clearance, and Construction practices proves, this structure is normally driven a vehicle to train and had no effect;
4, after passenger gets off, arbitrarily set off by interconnection via vertical passage, also arbitrarily get on the bus via interconnection by vertical passage, constructing has no effect to passenger train sending and receiving business, safe and reliable.
In sum, the utility model is a kind of requirement that can meet working load, can meet again the multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway of the requirement that insulating slab is laid and passenger passes through.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side structure schematic diagram of the present utility model.
Fig. 3 is along A-A line cut-away view in Fig. 1.
Fig. 4 is along B-B line cut-away view in Fig. 1.
Fig. 5 is vertical net grid support structural representation.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
See Fig. 1, Fig. 2, 3, Fig. 4 and Fig. 5, along platform shed 4 move towards the support that is made up of with many Crossing brace and bilobed grewia 2 many vertical applied force rod members 1 is set, horizontal client's passage 6 of at least one longitudinal client's passage 5 and many and longitudinal client's passage 5 UNICOM is formed in support, adjustable jack 3 is provided with between the top of vertical applied force rod member 1 and platform shed 4, the both sides of support are provided with oblique rod 9, by parallel upper elongated rod member 11, lower elongated rod member 12 and a vertical bar 8 form vertical net grid support, on the upper elongated rod member 11 that all-insulated plate 7 is arranged on vertical net grid support and lower elongated rod member 12, lower elongated rod member 12 is arranged on oblique rod 9, it is tangent between two with the oblique rod 9 of vertical bar 8 and vicinity respectively that the lower end of vertical bar 8 and oblique rod 9 angle level snap in a quarter butt 11.
See Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5,1, full framing possesses and bear concrete construction load:
(1) the setting of basic rod member:
1, vertical applied force rod member 1: according to traditional all round victory rack construction technology, by calculating the inspection of roof panel deadweight and working load, vertical applied force rod member 1 is designed: vertical applied force rod member 1 adopts φ 50, spacing 1m, 1.4m interlaced arrangement, by 7 layouts, are pressed along line direction in horizontal path direction.Adjustable jack 3 is established at the top of vertical applied force rod member 1, can adjust elevation of bottom and linear, roof panel physical dimension and the linear quality of outward appearance are met design requirement by adjustable jack 3.Through computational check of stress, its Rigidity and strength meets construction requirement.
2, Crossing brace and bilobed grewia 2 are arranged: in order to ensure stability and the globality of all round victory support, and respectively establish Crossing brace 1 road along a vertical, horizontal added every 6m, vertically vertically stressed member 1 establishes bilobed grewia 2, wherein: longitudinally establish twice, laterally by three roads.
(2) displacement position-limiting measure:
Owing to constructing on existing electrified railway, train wind-force, driving vibrations etc. are larger on full framing impact, therefore, existing electrified railway carries out newly-built awning and sets up full framing, need to consider that full framing may cause transverse direction, length travel because of train operation, cause full framing to invade limit.Therefore, setting up full framing near both wired, needing vertical, horizontal displacement measure of setting up defences.
2, meet train operation and passenger to get on and off current measure
(1) railroad clearance 2.44m, full framing is set up outermost vertical applied force rod member 1 and is arranged by 2.5m apart from existing railway.Platform edge distance both own centre line 1.75m, outermost vertical applied force rod member 1 center to center distance platform edge is that 0.75m is arranged.Platform width 8m, full framing bottom width is 8-0.75*2+0.05=6.55m; Support bottom width adjusts, platform as wide in 6m according to platform width difference, then bottom width is 4.55m.
(2) longitudinal client's passage 5 can be arranged according to passenger train 14 situation of stopping: platform side passenger train handles passenger train business, then establish one longitudinal client's passage 5; If passenger train business is all handled in platform both sides, then establish the longitudinal client's passage 5 of twice, concrete method to set up is as Fig. 1.
As can be seen from Figure 1, vertical applied force rod member 1 spacing of 1.4m is set to longitudinal client's passage 5.When passenger concourse is arranged to by needs, all kinds of sheet material (as template, veneer, bamboo springboard etc.) is laid at ground and first floor top, can form the upper and lower passenger concourse bound;
(3) horizontal client's passage 6: vertical applied force rod member 1 presses 1.0m, 1.4m spacing interlaced arrangement along line direction.1.4m vertical applied force rod member 1 spacing can be set to horizontal client's passage 6.By all kinds of sheet material of the upper and lower laying of longitudinal client's passage 5 mode, the upper and lower horizontal client's passage 6 bound can be formed;
(4) more than adopting, longitudinal client's passage 5, horizontal client's passage 6 are arranged, and passenger can arbitrarily enter vertical passage departures by full framing interconnection, also can arbitrarily enter interconnection by full framing vertical passage and get on the bus.
3, full framing should meet the requirement that insulating slab is laid
All-insulated plate 8 belongs to flexible material, need be laid on the vertical net grid support of full framing top outer, insulate anti-electric to contact net 13, and vertical net grid support how to install be fixedly maximum difficult point of the present utility model.Fixing object can be reached because vertical net grid support must possess two fulcrums, by scene comparison repeatedly, the quarter butt 12 of an about 3m is blocked between the vertical bar 8 of oblique rod 9 and vertical net grid support, namely reach the object of fixing vertical net grid support, be proven, not only install firmly, and vertical bury pipe is high, eliminate and originally establish pipe scheme of trying to stop people from fighting each other, release working space, ensure that construction safety and progress.
(1) the tiltedly installation of rod 9 and fixing: from the bottom of the 1st vertical applied force rod member 1 outwards with 70 ° of angles through the 2nd vertical applied force rod member 1 to the outside designing awning roof panel, to be crisscross arranged the oblique rod 9 of a row every 1m, 1.4m with vertical bar 8 uniform distances, between oblique rod 9 and the 1st vertical applied force rod member 1, the 2nd vertical applied force rod member 1 bar, to adopt fastener to connect firmly; Below the top of the 1st vertical applied force rod member 1,1.1m (0.9 ~ 1.3m) left and right place establishes 1 fixed beam, to arrange with counterclockwise about 46 ° of the 1st vertical applied force rod member 1 (40 ° ~ 52 °), via the 2nd, the 3rd vertical applied force rod member 1, adopt fastener connection firmly; On oblique rod 9 outside the 2nd vertical applied force rod member 1, with the 2nd vertical applied force rod member 1 distance between tie rods 0.4 ~ 0.5m place, if vertical 3rd vertical applied force rod member 1, connect with oblique rod 9, fixed beam, as the stressed member of roof panel edge concrete construction, as shown in Figure 1.
(2) the design of vertical net grid support: vertical net grid support is that all-insulated plate 8 is installed and fixed structure, and vertical net grid support is made up of, as shown in Fig. 3, Fig. 4 and Fig. 5 upper elongated rod member 11, lower elongated rod member 12 and a vertical bar 8.
(3) vertical net grid support is fixing: lower elongated rod member 12 level of vertical net grid support is tangential on the outside of oblique rod 9,0.1 ~ 0.6m place below the top that point of contact is positioned at oblique rod 9, and adopting support fastener to connect firmly, lower elongated rod member 12 requires to install fixing basic horizontal; After vertical net grid support is vertical vertical, in vertical bar 8 and oblique rod 9 angle, level snap in a quarter butt 11 respectively with vertical bar 8 and contiguous oblique rod 9 tangent between two, point of contact place adopts fastener connection firmly, as shown in Fig. 3 and Li Xin.
Through field practice, net grid support adopts this mode to connect, and very firmly, can meet train wind-force, vibrations requirement; Net grid support can lay insulating slab after installing.
Claims (4)
1. one kind is exclusively used in the multi-functional full framing of the newly-built awning of existing electrified railway, it is characterized in that: along platform shed move towards the support that is made up of with many Crossing brace and bilobed grewia (2) many vertical applied force rod members (1) is set, horizontal client's passage (6) of at least one longitudinal client's passage (5) and many and described longitudinal client's passage (5) UNICOM is formed in described support, adjustable jack (3) is provided with between the top of described vertical applied force rod member (1) and platform shed, the both sides of described support are provided with oblique rod (9), by parallel upper elongated rod member (11), lower elongated rod member (12) and a vertical bar (8) form vertical net grid support, on the described upper elongated rod member (11) that all-insulated plate (7) is arranged on described vertical net grid support and lower elongated rod member (12), described lower elongated rod member (12) is arranged on described oblique rod (9), it is tangent between two with the described oblique rod (9) of described vertical bar (8) and vicinity respectively that the lower end of described vertical bar (8) and described oblique rod (9) angle level snap in a quarter butt (11).
2. the multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway according to claim 1, it is characterized in that: spacing 1m, 1.4m interlaced arrangement, by 7 layouts, are pressed along platform shed direction in the vertical platform shed direction of described vertical applied force rod member (1).
3. the multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway according to claim 1 and 2, it is characterized in that: the vertical, horizontal along described support respectively establishes Crossing brace 1 road every 6m, vertical applied force rod member (1) described in vertical edge is provided with bilobed grewia (2), wherein: longitudinally establish twice, laterally by three roads.
4. the multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway according to claim 1 and 2, it is characterized in that: described oblique rod (9) from the bottom of the vertical applied force rod member (1) described in first outwards with 700 angles through the outside of the vertical applied force rod member (1) described in second to platform shed, adopt fastener to connect firmly between described oblique rod (9) and described vertical applied force rod member (1).
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| CN201520234356.1U CN204552142U (en) | 2015-04-17 | 2015-04-17 | A kind of multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway |
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| CN201520234356.1U CN204552142U (en) | 2015-04-17 | 2015-04-17 | A kind of multi-functional full framing being exclusively used in the newly-built awning of existing electrified railway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609912A (en) * | 2020-12-10 | 2021-04-06 | 中铁五局集团建筑工程有限责任公司 | Construction method for newly building canopy in overhead operation subway station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609912A (en) * | 2020-12-10 | 2021-04-06 | 中铁五局集团建筑工程有限责任公司 | Construction method for newly building canopy in overhead operation subway station |
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