CN205443948U - On stride electric Railway steel bearing structure and synthesize and to prevent electric installation - Google Patents
On stride electric Railway steel bearing structure and synthesize and to prevent electric installation Download PDFInfo
- Publication number
- CN205443948U CN205443948U CN201620010198.6U CN201620010198U CN205443948U CN 205443948 U CN205443948 U CN 205443948U CN 201620010198 U CN201620010198 U CN 201620010198U CN 205443948 U CN205443948 U CN 205443948U
- Authority
- CN
- China
- Prior art keywords
- steel
- bailey beam
- bent cap
- steel pipe
- railway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model discloses an on stride electric Railway steel bearing structure and synthesize and to prevent electric installation, stride existing electric Railway's beiLei beam and matched with bent cap, pile foundation and stand on including, wherein beiLei beam comprises the concatenation of a plurality of bailey piece, and beiLei beam's last top layer is fixed through the first I -steel of a plurality of even settings the bent cap, the stand of vertical fixation in the pile foundation that pass through at bent cap both ends supports to, the beiLei beam both ends are also supported through the steel pipe of vertical fixation in the pile foundation, and the bottom of this steel pipe still is connected with earthing device, beiLei beam's lower bottom surface is fixed with a plurality of electroplaxs of preventing, locates to set up a plurality of carrier cables apart from beiLei beam bottom surface 50cm in beiLei beam's below, and this carrier cable external sheath has insulation support. The beneficial effect of the utility model: the utility model discloses can ensure during train operation, in the closely personal safety during construction operation of railway top to guarantee existing line operation safety, have good development prospect.
Description
Technical field
This utility model relates to anti-shock device, it particularly relates to across electric railway steel support structure Comprehensive Preventing electric installation on Yi Zhong.
Background technology
Along with the development of China's economy, the paces of railway construction are constantly accelerated, the most in recent years the development of high ferro, obtain remarkable achievement, and high ferro operation total kilometrage leaps to the first in the world, and high ferro technology has also reached advanced international standard.Along with the continuous construction of railway, the molding increasingly of the railway network of China, following newly built railway the most inevitably will be formed with existing railway in operation and intersect, and existing railway in operation is essentially all electric railway, and voltage is up to 27.5KV.On construct across existing railway in operation works, near away from electrical body construction distance, construction safety risk is bigger.
Newly-built Palestine and China to Dazhou City mixed passenger and freight railway that 16 innings of the 4th Engineering Co., Ltd of middle ferrum undertakes the construction of, the up grand bridge in Shen man beach is assisted Chongqing line with the formal of transom pier across existing and reach three lines, wherein assisting Chongqing line is motor-car operating line, the highest overall trip speed reaches 199km/h, and rate of traffic flow is big, 170 pairs of trains are had every day to pass through.Transom pier bent cap uses lower multiplier steel bracket system to construct, both sides use φ 720 steel pipe post, and steel pipe top arranges sandbox and I-steel crossbeam, and the Bailey beam assembled by beret truss is set up on top, Bailey beam will bear bent cap weight, further through steel pipe post, power be passed to ground.Bailey beam only has 10cm with existing railway OCS Messenger Wire spacing minimum after installing, it is unsatisfactory for the boundary requirement of 2m, assist Chongqing line chart to determine skylight point (two-wire blocks simultaneously) simultaneously and only have 45min, transom pier bent cap belongs to mass concrete component, being designed as cast in situs, Window time can not meet construction needs.Therefore, Coping Construction simultaneously below existing railway be in operation state, construction safety risk is very big.
For this, The 4th Engineering Co., Ltd. of China Railway 16th Bureau Group is in mixed passenger and freight railway Shen, Palestine and China to Dazhou City man up grand bridge in beach is constructed with transom pier, high for existing railway OCS Messenger Wire voltage, and the feature the nearest with Bailey beam spacing, by to wrapping up in insulated sleeve outside OCS Messenger Wire, and in the range of to carrier cable radius 2m, all-insulated plate is installed bottom Bailey beam shield, guarantee under existing railway traffic-operating period, carry out the personal safety of job execution personnel up, similar engineering is had reference.
Utility model content
For the above-mentioned technical problem in correlation technique, the utility model proposes in one across electric railway steel support structure Comprehensive Preventing electric installation, it is possible under existing railway traffic-operating period, it is ensured that carry out the personal safety of job execution personnel up.
For realizing above-mentioned technical purpose, the technical solution of the utility model is achieved in that
Across electric railway steel support structure Comprehensive Preventing electric installation on Yi Zhong, across Bailey beam and the bent cap matched, pile foundation and the column of existing electrified railway on including, wherein Bailey beam is made up of the splicing of some beret truss, the upper top layer of Bailey beam fixes described bent cap by some the first I-steel being uniformly arranged, bent cap two ends by the upright supports being perpendicularly fixed in pile foundation, and, Bailey beam two ends are also associated with grounding device also by the steel pipe support being perpendicularly fixed in pile foundation, the bottom of this steel pipe；The bottom surface of Bailey beam is fixed with some all-insulated plates, and the lower section of Bailey beam is less than at 50cm away from Bailey beam bottom surface and arranges some carrier cables, and this carrier cable external sheath has insulated sleeve.
Further, described Bailey beam is positioned at the middle part of bent cap bottom surface, and the length of Bailey beam is less than the length of bent cap.
Further, the junction of Bailey beam and steel pipe is fixed by the second I-steel, and wherein, the quantity of the second I-steel of junction is 3 and is welded side by side by crossbeam.
Further, a diameter of 720mm of steel pipe.
Further, the top end face of described bent cap arranges some support pinners.
Further, described grounding device includes band steel and the angle steel being sequentially connected with steel pipe.
Further, also be arranged in parallel between described column and steel pipe support pile foundation and the scaffold of bent cap, and scaffold is fixed channel-section steel, by arranging the fixing described steel pipe of steel plate connection on channel-section steel.
The beneficial effects of the utility model: this utility model may insure that during train operation, above railway closely construction operation time personal safety, thus ensure the most wired operation security, there is good development prospect.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 be according on described in this utility model embodiment across electric railway steel support structure Comprehensive Preventing electric installation front view；
Fig. 2 be according on described in this utility model embodiment across electric railway steel support structure Comprehensive Preventing electric installation top view；
Fig. 3 be according on described in this utility model embodiment across electric railway steel support structure Comprehensive Preventing electric installation partial schematic diagram.
In figure:
1, Bailey beam；2, bent cap；3, pile foundation；4, column；5, the first I-steel；6, scaffold；7, pinner is supported；8, steel pipe；9, grounding device；10, all-insulated plate；11, carrier cable.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained, broadly fall into the scope of this utility model protection.
As Figure 1-3, according in the one described in this utility model embodiment across electric railway steel support structure Comprehensive Preventing electric installation, across the Bailey beam 1 of existing electrified railway and the bent cap 2 that matches on including, pile foundation 3 and column 4, wherein Bailey beam 1 is made up of the splicing of some beret truss, the upper top layer of Bailey beam 1 fixes described bent cap 2 by some the first I-steel 5 being uniformly arranged, being supported by the column 4 being perpendicularly fixed in pile foundation of bent cap 2 two ends, and, Bailey beam 1 two ends support also by the steel pipe 8 being perpendicularly fixed in pile foundation 3, the bottom of this steel pipe 8 is also associated with grounding device 9；The bottom surface of Bailey beam 1 is fixed with some all-insulated plates 10, and the lower section of Bailey beam 1 is less than at 50cm away from Bailey beam 1 bottom surface and arranges some carrier cables 11, and this carrier cable 11 external sheath has insulated sleeve.
Described Bailey beam 1 is positioned at the middle part of bent cap 2 bottom surface, and the length of Bailey beam 1 is less than the length of bent cap 2.
The junction of Bailey beam 1 and steel pipe 8 is fixed by the second I-steel, and wherein, the quantity of the second I-steel of junction is 3 and is welded side by side by crossbeam.
A diameter of 720mm of steel pipe 8.
The top end face of described bent cap 2 arranges some support pinners 7.
Described grounding device 9 includes band steel and the angle steel being sequentially connected with steel pipe 8.
Also be arranged in parallel between described column 4 and steel pipe 8 support pile foundation 3 and the scaffold 6 of bent cap 2, and scaffold 13 is fixed channel-section steel, by arranging the fixing described steel pipe 8 of steel plate connection on channel-section steel.
Understand technique scheme of the present utility model for convenience, below by way of in specifically used mode, technique scheme of the present utility model is described in detail.
When specifically used, according on described in the utility model across electric railway steel support structure Comprehensive Preventing electric installation:
Before lifting Bailey beam 1 support, contact net position bottom corresponding bent cap 2, adjust contact net structure height, reduce carrier cable 11 absolute altitude, the spacing of 50cm is met bottom carrier cable 11 and Bailey beam 1 after making to reduce, and carrier cable 11 is wrapped up insulated sleeve, and carrying out the anti-electric treatment of first, insulated sleeve should wrap up tight.
After carrier cable 11 reduces height, in the range of carrier cable 11 radius 2m, installing all-insulated plate 10 and shield bottom Bailey beam 1, as the anti-electric treatment of second, all-insulated plate 10 can resist the voltge surge of 30KV.Bailey beam 1 lifting uses integral hoisting mode, and all-insulated plate 10 should be installed bottom the good Bailey beam 1 of prior external assembly on the scene.First go out to install the position of all-insulated plate 10 at Bailey beam 1 bottom marker, all-insulated plate 10 uses bulk stereotype plate, uses insulated bolt to be connected fixing, lift with Bailey beam 1 between plate with Bailey beam 1.Space between plate seam uses high-temperature insulation fluid sealant to close.
After Bailey beam 1 has lifted, whole bent cap 2 strutting system is installed grounding device 9, as the 3rd anti-electric treatment in road.When train passes through, bent cap 2 strutting system is carried out current monitoring, detect anti-electric effect, and periodic monitor in bent cap 2 work progress, it is ensured that construction safety.
In sum, by means of technique scheme of the present utility model, this utility model can be when train passes through, bent cap strutting system is carried out current monitoring, detects anti-electric effect, and periodic monitor during Coping Construction, guarantee construction safety, there is good development prospect.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (7)
1. across electric railway steel support structure Comprehensive Preventing electric installation on one kind, it is characterized in that, across Bailey beam and the bent cap matched, pile foundation and the column of existing electrified railway on including, wherein Bailey beam is made up of the splicing of some beret truss, the upper top layer of Bailey beam fixes described bent cap by some the first I-steel being uniformly arranged, bent cap two ends by the upright supports being perpendicularly fixed in pile foundation, and, Bailey beam two ends are also associated with grounding device also by the steel pipe support being perpendicularly fixed in pile foundation, the bottom of this steel pipe；The bottom surface of Bailey beam is fixed with some all-insulated plates, and the lower section of Bailey beam is less than at 50cm away from Bailey beam bottom surface and arranges some carrier cables, and this carrier cable external sheath has insulated sleeve.
Across electric railway steel support structure Comprehensive Preventing electric installation on the most according to claim 1, it is characterised in that described Bailey beam is positioned at the middle part of bent cap bottom surface, and the length of Bailey beam is less than the length of bent cap.
Across electric railway steel support structure Comprehensive Preventing electric installation on the most according to claim 1, it is characterized in that, the junction of Bailey beam and steel pipe is fixed by the second I-steel, and wherein, the quantity of the second I-steel of junction is 3 and is welded side by side by crossbeam.
Across electric railway steel support structure Comprehensive Preventing electric installation on the most according to claim 1, it is characterised in that a diameter of 720mm of steel pipe.
Across electric railway steel support structure Comprehensive Preventing electric installation on the most according to claim 1, it is characterised in that the top end face of described bent cap arranges some support pinners.
Across electric railway steel support structure Comprehensive Preventing electric installation on the most according to claim 1, it is characterised in that described grounding device includes band steel and the angle steel being sequentially connected with steel pipe.
Across electric railway steel support structure Comprehensive Preventing electric installation on the most according to claim 1, it is characterized in that, also be arranged in parallel between described column and steel pipe support pile foundation and the scaffold of bent cap, and scaffold is fixed channel-section steel, by arranging the fixing described steel pipe of steel plate connection on channel-section steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620010198.6U CN205443948U (en) | 2016-01-05 | 2016-01-05 | On stride electric Railway steel bearing structure and synthesize and to prevent electric installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620010198.6U CN205443948U (en) | 2016-01-05 | 2016-01-05 | On stride electric Railway steel bearing structure and synthesize and to prevent electric installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205443948U true CN205443948U (en) | 2016-08-10 |
Family
ID=56601081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620010198.6U Active CN205443948U (en) | 2016-01-05 | 2016-01-05 | On stride electric Railway steel bearing structure and synthesize and to prevent electric installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205443948U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165062A (en) * | 2017-07-07 | 2017-09-15 | 中铁七局集团第工程有限公司 | A kind of method for removing Existing Railway Line gate-type pier capping beam protecting canopy frame |
| CN108868192A (en) * | 2018-07-13 | 2018-11-23 | 中铁六局集团有限公司 | Short distance overcrossing railway both wired transom pier overarm brace Demolition Construction engineering method |
| CN111058386A (en) * | 2020-01-13 | 2020-04-24 | 中冶交通建设集团有限公司 | Viaduct construction method for overpass existing ground bridge |
-
2016
- 2016-01-05 CN CN201620010198.6U patent/CN205443948U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165062A (en) * | 2017-07-07 | 2017-09-15 | 中铁七局集团第工程有限公司 | A kind of method for removing Existing Railway Line gate-type pier capping beam protecting canopy frame |
| CN108868192A (en) * | 2018-07-13 | 2018-11-23 | 中铁六局集团有限公司 | Short distance overcrossing railway both wired transom pier overarm brace Demolition Construction engineering method |
| CN108868192B (en) * | 2018-07-13 | 2020-07-10 | 中铁六局集团有限公司 | Construction method for dismantling close-distance over-railway existing line gate-type pier beam support |
| CN111058386A (en) * | 2020-01-13 | 2020-04-24 | 中冶交通建设集团有限公司 | Viaduct construction method for overpass existing ground bridge |
| CN111058386B (en) * | 2020-01-13 | 2021-08-06 | 中冶交通建设集团有限公司 | Viaduct construction method for overpass existing ground bridge |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205443948U (en) | On stride electric Railway steel bearing structure and synthesize and to prevent electric installation | |
| CN101958519B (en) | Method for transforming tangent tower of double-circuit double-bundle transmission lines by lifting in electrified mode in another place | |
| CN107447973A (en) | A kind of unilateral suspension type aerial movement steel platform | |
| CN106988229A (en) | A kind of hybrid structure of arch and beam continuous rigid frame bridge button hangs branch convolution constructing device and method | |
| CN103311844B (en) | Alpine terrain crosses over the stringing method of live high voltage circuit | |
| CN103362343A (en) | Same-tower six-loop tower | |
| CN106099757A (en) | A kind of transmission line insulator crosses over crane span structure and construction technology thereof | |
| CN102936873B (en) | On across electric railway Construction of continuous beam contact net lines guard system | |
| CN203487767U (en) | Cross plate scaffold | |
| CN204212065U (en) | Bridge crossing anticollision barrier punching block erection equipment | |
| CN106451271A (en) | Cable aisle bridge structure and installment method thereof | |
| CN107337099B (en) | A kind of lightning protection day net laid for power station cable crane | |
| CN206195165U (en) | Low voltage side of main transformer generating line bridging ground clamp | |
| CN204199183U (en) | Spanning existing railway cast-in-place beam cradle construction safeguard structure in one | |
| CN205811496U (en) | Lay the radioprotective subway tunnel structure of high tension cable | |
| CN203113867U (en) | Straight-line cable T-jointing steel tube rod tower | |
| CN108979102B (en) | Safe construction method for high-voltage line | |
| CN107419670A (en) | Hybrid structure of arch and beam formula continuous rigid frame bridge winds up walking cradle construction device and method | |
| CN202401386U (en) | Cable bridge for frame bridge | |
| CN204728225U (en) | A kind of rail rail traffic bridge of embracing evacuates inspection platform | |
| CN208548694U (en) | The system of power station lifting equipment lightning protection day network arrangements | |
| CN106013927A (en) | Double-circuit cable terminal steel pipe rod with double-B-shape cable overhauling platform | |
| CN206693070U (en) | Hybrid structure of arch and beam formula continuous rigid frame bridge winds up walking cradle construction device | |
| CN205389010U (en) | Pole, table case earthing device | |
| CN206309105U (en) | One kind is used for 10kV transmission lines large crossing shaft towers |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |