CN201695348U - Structure for horizontally lifting and reinforcing existing lines - Google Patents
Structure for horizontally lifting and reinforcing existing lines Download PDFInfo
- Publication number
- CN201695348U CN201695348U CN2010202090993U CN201020209099U CN201695348U CN 201695348 U CN201695348 U CN 201695348U CN 2010202090993 U CN2010202090993 U CN 2010202090993U CN 201020209099 U CN201020209099 U CN 201020209099U CN 201695348 U CN201695348 U CN 201695348U
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- iron
- sleeper
- utility
- longeron
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Abstract
The utility model discloses a structure for horizontally lifting and reinforcing existing lines, which improves the former method that a sleeper and a track-locking need to be replaced in line reinforcement. The utility model adopts the construction technology that an III-shaped steel beam serves as a longitudinal beam; and an I25 I-beam is used for horizontally lifting and reinforcing the existing lines. The utility model has the advantages that connection fasteners are simple; desired material is less; the lines are reinforced directly, so that the influence to line rigidity and the like is small; the procedures are reduced, and the time is saved; and the time for replacing the sleeper and the track-locking of each culvert can be saved by at least two gaps, namely one gap can be saved everyday and each gap is an hour and a half, so that quality and safety can be ensured.
Description
Technical field
The utility model relates to a kind of existing line transverse lifting ruggedized construction, belongs to existing line is carried out the horizontal strengthening construction technology of lifting.
Background technology
Existing operation line transformation or set up is contained in the canal construction, and track strengthening is the key of jacking construction.Often adopted in the past and take out concrete sleeper and change sleeper and add and buckle the way that hanger rail is reinforced, its shortcoming is first to require the replacing sleeper, does rail beam, and required material is many; The secondth, the construction period is long, is unfavorable for the existing line operation; The 3rd input manpower is many, causes cost to strengthen.
Summary of the invention
In view of the above problems, the purpose of this utility model is to provide a kind of existing line transverse lifting ruggedized construction.
Related a kind of existing line transverse lifting strengthening method of the present utility model; may further comprise the steps: at first dug the hole stake; for guaranteeing driving and circuit general safety; before vertical just beam is reinforced; in the longeron two ends; 4 φ 1.2m hole pile foundations of construction culvert both sides excavation; φ 1.0m thickness 2cm steel plate protection bearing is established on the stake top; utilize built-in fitting to fix; stake is long to be determined according to geological condition; stake end absolute altitude determines that generally method is: flange of rail standard laid down by the ministries or commissions of the Central Government height-(rubber cushion thick+the sleeper height+thickness that bankets+culverts body clear height+1.5), top mark height=flange of rail absolute altitude-(height+the bearing steel plate is thick for the thick 1cm+ crossbeam of rubber cushion height 25cm+ longeron).Utilize Φ 30U shape card with 3 I
56bI iron connect for " III " section steel beam as a branch of longeron, the cavity lumps of wood of jumping a queue is strengthened, and adopts I
25bI iron is done crossbeam, crosses track strengthening by sleeper pitch.I
25bI iron and longeron adopt φ 25U shape bolt to link.With IIIb type spring with I
25The i iron crossbeam connects with the circuit rail, and carries out insulation processing, to guarantee driving and personal safety. specifically see annex track strengthening schematic diagram for details.
After reinforcing is finished, during as crossbeam and the gapped amount of the flange of rail, the space is padded with plank, adjust level and direction.In time check the track strengthening situation, strengthen observing, find that different shape in time rebuilds, ensure driving.When direction was bad, available tie rod machine direction drew (top) bar, utilized longeron levelling line direction.
The horizontal structure of lifting of a kind of circuit, longeron I
56bThe porose pile foundation in i iron two ends, hole stake top are established φ 1.0m thickness 2cm steel plate as the protection bearing, the fixing protection of built-in fitting bearing, 3 I of Φ 30U shape card connection
56bI iron connect for " III " section steel beam as a branch of longeron, I
56bThe space segment of i iron and middle Φ 30U shape card has the lumps of wood, I
25bI iron is that crossbeam fixedly crosses circuit, I with sleeper pitch
25bThere is φ 25U shape bolt to be connected between i iron and the longeron; IIIb type elastic bar fastener is with I
25The i iron crossbeam connects with the circuit rail, and sleeper is erected between 2 one steel rails, and there is φ 25U shape bolt the both sides of sleeper; The rubber cushion pad is in the lower end of φ 25U shape bolt; I
56bI-beam frame is located at the top of 2 root hole stakes.
2 IIIb type elastic bar fasteners are with I
25The i iron crossbeam connects with the circuit rail.
Utilize this to reinforce the maximum span foundation: with reference to " specially bridge 0153 railroad bridge is rushed to repair general atlas ", mobile load calculates with hanging the uniform mobile load of 70KN/m (containing MK1 and JF type locomotive) by the type locomotive unit that advances in " railway safety regulation ".Material A3, allowable deflection is no more than 1/400 of span.The speed limit condition is 9.6m during for 45km/h, and speed limit is 11.1m during for 15km/h.
The beneficial effects of the utility model are, 1, to connect fastener simple, required less with material; 2, direct hardened link is little to influence degrees such as circuit rigidity; 3, reduce operation and saved the time, every culvert can be saved at least and be substituted sleeper, button rail time 2 skylights (every day 1 skylight, every day, window calculated according to 1.5 hours); 4, guarantee safe mass.
Description of drawings
When considered in conjunction with the accompanying drawings, by the reference following detailed, can more completely understand the utility model better and learn wherein many attendant advantages easily, but accompanying drawing described herein is used to provide further understanding of the present utility model, constitute a part of the present utility model, illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute to improper qualification of the present utility model, wherein:
Fig. 1 is a construction longitudinal section schematic diagram of the present utility model.
Fig. 2 is a connection drawing of the present utility model.
Fig. 3 is a connection drawing of the present utility model.
Fig. 4 is that IIIb type elastic bar fastener of the present utility model connects detail drawing.
Fig. 5 is a construction schematic cross-sectional view of the present utility model.
Fig. 6 is a construction floor map of the present utility model.
The 1-rail; The 2-sleeper; 3-φ 25U shape bolt; The stake of 4-hole; The 5-culvert; 6-IIIb type fastener base; 7-I
56bI iron; 8-IIIb type elastic bar fastener; The 9-lumps of wood; 10-Φ 30U shape card; The 11-rubber cushion; 12-I
25I iron; 13-φ 1.0m thickness 2cm steel plate; 14-I
56bI iron.
The specific embodiment
Referring to figs. 1 through Fig. 6 embodiment of the present utility model is described.
Obviously, the many modifications and variations done based on aim of the present utility model of those skilled in the art belong to protection domain of the present utility model.
Related a kind of existing line transverse lifting ruggedized construction of the present utility model has at first been dug the hole stake, for guaranteeing driving and circuit general safety, before vertical just beam is reinforced, in longeron I
56bWhen i iron 7 two ends, construction; 4 φ 1.2m hole stake 4 bases of excavation, culvert 5 both sides; φ 1.0m thickness 2cm steel plate 13 is established as the protection bearing in stake 4 tops in hole; utilize built-in fitting to fix; hole stake 4 is long definite according to geological condition; 4 end of hole stake absolute altitude determines that generally method is: rail 1 bottom absolute altitude-(rubber cushion thick+the sleeper height+thickness that bankets+culvert body clear height+1.5), hole stake 4 top marks height=flange of rail absolute altitude-(height+the bearing steel plate is thick for the thick 1cm+ crossbeam of rubber cushion height 25cm+ longeron).Utilize Φ 30U shape card 10 with 3 I
56bI iron 7 connect for " III " section steel beam as a branch of longeron, the cavity lumps of wood 9 of jumping a queue is strengthened, and adopts I
25bI iron 12 is done crossbeam, crosses track strengthening by sleeper pitch.I
25bI iron 12 adopts φ 25U shape bolt 3 to link with longeron.With III b type elastic bar fastener 8 with I
25I iron 12 crossbeams connect with circuit rail 1, and carry out insulation processing, to guarantee driving and personal safety. specifically see annex track strengthening schematic diagram for details.
I
56bI iron 14 is erected at the top of 2 root hole stakes 4.
2 IIIb type elastic bar fasteners 8 are with I
25I iron crossbeam 3 and circuit rail I
56bI iron 7 connects.
After reinforcing is finished, during as crossbeam and the gapped amount of the flange of rail, the space is padded with plank, adjust level and direction.In time check the track strengthening situation, strengthen observing, find that different shape in time rebuilds, ensure driving.When direction was bad, available tie rod machine direction drew (top) bar, utilized longeron levelling line direction.
Utilize this to reinforce the maximum span foundation: with reference to " specially bridge 0153 railroad bridge is rushed to repair general atlas ", mobile load calculates with hanging the uniform mobile load of 70KN/m (containing MK1 and JF type locomotive) by the type locomotive unit that advances in " railway safety regulation ".Material A3, allowable deflection is no more than 1/400 of span.The speed limit condition is 9.6m during for 45km/h, and speed limit is 11.1m during for 15km/h.
As mentioned above, embodiment of the present utility model is explained, but as long as not breaking away from inventive point of the present utility model and effect in fact can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, such variation also all is included within the protection domain of the present utility model.
Claims (2)
1. an existing line transverse lifting ruggedized construction is characterized in that: longeron I
56bThe porose pile foundation in i iron two ends, hole stake top are established φ 1.0m thickness 2cm steel plate as the protection bearing, the fixing protection of built-in fitting bearing, 3 I of Φ 30U shape card connection
56bI iron connect for " III " section steel beam as a branch of longeron, I
56bThe space segment of i iron and middle Φ 30U shape card has the lumps of wood, I
25bI iron is that crossbeam fixedly crosses circuit, I with sleeper pitch
25bThere is φ 25U shape bolt to be connected between i iron and the longeron; IIIb type elastic bar fastener is with I
25The i iron crossbeam connects with the circuit rail, and sleeper is erected between 2 one steel rails, and there is φ 25U shape bolt the both sides of sleeper; The rubber cushion pad is in the lower end of φ 25U shape bolt; I
56bI-beam frame is located at the top of 2 root hole stakes.
2. a kind of existing line transverse lifting ruggedized construction according to claim 1 is characterized in that: the hole stake has 4, and 2 IIIb type elastic bar fasteners are with I
25The i iron crossbeam connects with the circuit rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202090993U CN201695348U (en) | 2010-05-31 | 2010-05-31 | Structure for horizontally lifting and reinforcing existing lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202090993U CN201695348U (en) | 2010-05-31 | 2010-05-31 | Structure for horizontally lifting and reinforcing existing lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201695348U true CN201695348U (en) | 2011-01-05 |
Family
ID=43396588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202090993U Expired - Fee Related CN201695348U (en) | 2010-05-31 | 2010-05-31 | Structure for horizontally lifting and reinforcing existing lines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201695348U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101838955A (en) * | 2010-05-31 | 2010-09-22 | 中铁二十一局集团有限公司 | Existing line transverse lifting strengthening method and structure |
| CN102776844A (en) * | 2012-08-14 | 2012-11-14 | 中铁六局集团天津铁路建设有限公司 | Protection culvert for pile or plate type structure |
-
2010
- 2010-05-31 CN CN2010202090993U patent/CN201695348U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101838955A (en) * | 2010-05-31 | 2010-09-22 | 中铁二十一局集团有限公司 | Existing line transverse lifting strengthening method and structure |
| CN101838955B (en) * | 2010-05-31 | 2012-07-04 | 中铁二十一局集团有限公司 | Existing line transverse lifting strengthening method and structure |
| CN102776844A (en) * | 2012-08-14 | 2012-11-14 | 中铁六局集团天津铁路建设有限公司 | Protection culvert for pile or plate type structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20180531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |