CN204825533U - Adopt existing circuit reinforcerment system of D type roof beam - Google Patents
Adopt existing circuit reinforcerment system of D type roof beam Download PDFInfo
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- CN204825533U CN204825533U CN201520428515.1U CN201520428515U CN204825533U CN 204825533 U CN204825533 U CN 204825533U CN 201520428515 U CN201520428515 U CN 201520428515U CN 204825533 U CN204825533 U CN 204825533U
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- existing line
- roof beam
- bored pile
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Abstract
The utility model provides an adopt existing circuit reinforcerment system of D type roof beam. It includes that four drilled pile bases, the four sets of connecting device, two violently lift roof beam and the D type roof beam system of consolidating, during four drilled pile bases set up respectively and treat that the outside foundation soil in frame bridge section front and back end both sides is advanced on the top on the existing line way, and lie in beyond the driving safety boundary limit, connecting device comprises pre -buried steel sheet and duo gen bolt, the middle part of violently lifting the roof beam sets up in existing circuit below, and every both ends of violently lifting the roof beam are connected with two drilled pile bases that lie in the existing line way corresponding position in both sides through the upper end of bolt respectively, the D type roof beam system of reinforcing comprises two longerons and duo gen crossbeam. The utility model provides a move original drilled pile basis to the outside construction of railway safety boundary limit, its upper portion is erect and is violently lifted the roof beam, violently lifts the roof beam top and erects the longeron in the D type roof beam reinforcement system, because drilled pile foundation construction process does not receive railway driving restriction, consequently can be under construction at any time, and preparation of construction cycle and time control.
Description
Technical field
The utility model belongs to rail facility technical field, particularly relates to a kind of existing line hardened system adopting D type beam.
Background technology
Along with the repeatedly speed raising of china railway, most of circuit has all carried out full isolation and has closed, therefore need to build on existing line a lot of on across or under the passage worn so that railway both sides pedestrian and vehicle is current.Relative to bridge crossing, because underground frame bridge can adopt pipe jacking method, therefore have to take up an area and remove less, the advantages such as interference on the road is little, and speed is fast, quality is good, so generally applied.Need in jacking construction to reinforce existing line, to ensure railway operation safety.At present, to adopt the hardened system of D type beam comparatively extensive, Fig. 1 is a kind of existing line hardened system structure top view of employing D type beam of prior art.Fig. 2 is the existing line hardened system structure side view of the employing D type beam shown in Fig. 1.As shown in Figure 1 and Figure 2, the existing line hardened system of the employing D type beam of this prior art comprises four Bored Pile Foundations, 1, four cushion caps 2 and D type beam reinforcement system; Wherein Bored Pile Foundation 1 adopts hand excavated pile, and four Bored Pile Foundations 1 are separately positioned in foundation soil existing line 3 being treated position, both sides, jacked frame bridge section front and back end; The end face of each Bored Pile Foundation 1 is provided with a cushion cap 2; D type beam reinforcement system is made up of two longerons 4 and Duo Gen crossbeam 5, and wherein the two ends of two longerons 4 are separately positioned on and are positioned on two cushion cap 2 end faces of existing line 3 the same side; Existing line 3 is provided with a crossbeam 5 between adjacent two sleepers 6, and the two ends of all crossbeams 5 are connected on two longerons 4.But, there is following point in the existing line hardened system of the employing D type beam of this prior art: in order to meet the matching requirements of D type beam reinforcement system, within Bored Pile Foundation 1 and cushion cap 2 need to be arranged on the traffic safety gauge of existing line 3, railway main points are just needed to construct during such construction, therefore examination and approval procedures are complicated, but also need jointly to determine the engineering time in conjunction with engineerings all in Railway Bureau's pipeline section, so the Specific construction time is uncertain, the preparation of construction cycle is also uncertain.
Summary of the invention
In order to solve the problem, the purpose of this utility model is to provide a kind of existing line hardened system adopting D type beam.
In order to achieve the above object, the existing line hardened system of employing D type beam that the utility model provides comprise four Bored Pile Foundations, four set of connection devices, two horizontally lift beam and D type beam reinforcement system; Wherein four Bored Pile Foundations are separately positioned in foundation soil existing line being treated outside, both sides, jacked frame bridge section front and back end, and are positioned at beyond traffic safety gauge; Linkage is made up of at least one piece of pre-embedded steel slab and Duo Gen bolt, and the end face of each Bored Pile Foundation is provided with at least one piece of pre-embedded steel slab, and the middle part of many bolts is run through pre-embedded steel slab and arranged, and bottom is fixed in Bored Pile Foundation; Horizontal middle part of lifting beam is arranged on below existing line, and the two ends that every root is horizontal lifts beam are connected with two Bored Pile Foundations being positioned at existing line both sides opposite position respectively by the upper end of bolt; D type beam reinforcement system is made up of two longerons and Duo Gen crossbeam, and wherein the two ends of two longerons are connected to that two of being positioned at existing line the same side are horizontal to lift on one end of beam; Existing line is provided with a crossbeam between adjacent two sleepers, and the two ends of all crossbeams are connected on two longerons.
Described horizontal beam of lifting adopts i iron to make.
Described longeron lifts connection between beam for welding with horizontal.
The existing line hardened system of the employing D type beam that the utility model provides is moved to outside railway security gauge by original Bored Pile Foundation to construct, the erection of its top is horizontal lifts beam, horizontally lift the longeron set up above beam in D type beam reinforcement system, because Bored Pile Foundation work progress does not limit by railways train operation, therefore can construct at any time, and the preparation of construction cycle and the time controlled.
Accompanying drawing explanation
Fig. 1 is a kind of existing line hardened system structure top view of employing D type beam of prior art.
Fig. 2 is the existing line hardened system structure side view of the employing D type beam shown in Fig. 1.
The existing line hardened system structure top view of the employing D type beam that Fig. 3 provides for the utility model.
Fig. 4 is the existing line hardened system structure side view of the employing D type beam shown in Fig. 3.
Detailed description of the invention
Be described in detail below in conjunction with the existing line hardened system of the drawings and specific embodiments to the employing D type beam that the utility model provides.The parts identical with prior art adopt identical drawing reference numeral.
As shown in Figure 3, Figure 4, the existing line hardened system of employing D type beam that the utility model provides comprises that four Bored Pile Foundations 1, four set of connection devices 7, two is horizontal lifts beam 8 and D type beam reinforcement system; Wherein four Bored Pile Foundations 1 are separately positioned in foundation soil existing line 3 being treated outside, both sides, jacked frame bridge section front and back end, and are positioned at beyond traffic safety gauge; Linkage 7 is made up of at least one piece of pre-embedded steel slab 9 and Duo Gen bolt 10, and the end face of each Bored Pile Foundation 1 is provided with at least one piece of pre-embedded steel slab 9, and the middle part of many bolts 10 is run through pre-embedded steel slab 9 and arranged, and bottom is fixed in Bored Pile Foundation 1; Horizontal middle part of lifting beam 8 is arranged on below existing line 3, and the two ends that every root is horizontal lifts beam 8 are connected with two Bored Pile Foundations 1 being positioned at existing line 3 both sides opposite position respectively by the upper end of bolt 10; D type beam reinforcement system is made up of two longerons 4 and Duo Gen crossbeam 5, wherein the two ends of two longerons 4 be connected to be positioned at existing line 3 the same side two horizontal one end of lifting beam 8 on; Existing line 3 is provided with a crossbeam 5 between adjacent two sleepers 6, and the two ends of all crossbeams 5 are connected on two longerons 4.
Described horizontal beam 8 of lifting adopts i iron to make.
Described longeron 4 lifts connection between beam 8 for welding with horizontal.
The construction method of the existing line hardened system of the employing D type beam now provided by the utility model is described below: on existing line 3, first treat that both sides, jacked frame bridge section front and back end are outside and the foundation soil be arranged in beyond traffic safety gauge carries out manually digging hole, then the installation of pre-embedded steel slab and connecting bolt is completed in this upper end, hole, carry out concreting afterwards and make Bored Pile Foundation 1, then horizontal one end of lifting beam 8 is passed below existing line 3, and the upper end of two ends respectively by bolt 10 is connected with two Bored Pile Foundations 1 being positioned at existing line 3 both sides opposite position, longeron 4 welding edges on the end of finally lifting beam 8 by horizontal and D type beam reinforcement system, thus complete integral installation process.
Claims (3)
1. adopt an existing line hardened system for D type beam, it is characterized in that: it comprise four Bored Pile Foundations (1), four set of connection devices (7), two horizontally lift beam (8) and D type beam reinforcement system; Wherein four Bored Pile Foundations (1) are separately positioned on existing line (3) and treat in the foundation soil of outside, both sides, jacked frame bridge section front and back end, and are positioned at beyond traffic safety gauge; Linkage (7) is made up of at least one piece of pre-embedded steel slab (9) and many bolts (10), the end face of each Bored Pile Foundation (1) is provided with at least one piece of pre-embedded steel slab (9), the middle part of many bolts (10) is run through pre-embedded steel slab (9) and is arranged, and bottom is fixed in Bored Pile Foundation (1); Horizontal middle part of lifting beam (8) is arranged on existing line (3) below, and the two ends that every root is horizontal lifts beam (8) are connected with two Bored Pile Foundations (1) being positioned at existing line (3) both sides opposite position respectively by the upper end of bolt (10); D type beam reinforcement system is made up of two longerons (4) and many crossbeams (5), wherein the two ends of two longerons (4) be connected to be positioned at existing line (3) the same side two horizontal one end of lifting beam (8) on; Be provided with a crossbeam (5) between upper adjacent two sleepers (6) of existing line (3), the two ends of all crossbeams (5) are connected on two longerons (4).
2. the existing line hardened system of employing D type beam according to claim 1, is characterized in that: described horizontal beam (8) of lifting adopts i iron to make.
3. the existing line hardened system of employing D type beam according to claim 1, is characterized in that: described longeron (4) lifts connection between beam (8) for welding with horizontal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520428515.1U CN204825533U (en) | 2015-06-19 | 2015-06-19 | Adopt existing circuit reinforcerment system of D type roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520428515.1U CN204825533U (en) | 2015-06-19 | 2015-06-19 | Adopt existing circuit reinforcerment system of D type roof beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204825533U true CN204825533U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520428515.1U Expired - Fee Related CN204825533U (en) | 2015-06-19 | 2015-06-19 | Adopt existing circuit reinforcerment system of D type roof beam |
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| CN (1) | CN204825533U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190034815A (en) * | 2017-09-25 | 2019-04-03 | 주식회사 포스코건설 | Railroad bridge construction method for keeping preexistence railroad track and rail service |
| KR20190034814A (en) * | 2017-09-25 | 2019-04-03 | 주식회사 포스코건설 | Temporary facility construction method for underground construction fo railroad track lower pass |
| CN113356077A (en) * | 2021-07-01 | 2021-09-07 | 中铁一局集团(广州)建设工程有限公司 | Construction method for overhead line jacking downward-penetrating reinforced concrete frame bridge by convenient beam lifting method |
| CN114318979A (en) * | 2021-12-31 | 2022-04-12 | 中铁六局集团石家庄铁路建设有限公司 | Automatic pulling-through system and method for reinforcing I-steel of jacking line of frame-structured bridge |
| CN114541479A (en) * | 2021-12-31 | 2022-05-27 | 四川省铁路建设有限公司 | In-situ reinforcing structure with small curve radius for existing rail transit without stopping and construction method |
-
2015
- 2015-06-19 CN CN201520428515.1U patent/CN204825533U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190034815A (en) * | 2017-09-25 | 2019-04-03 | 주식회사 포스코건설 | Railroad bridge construction method for keeping preexistence railroad track and rail service |
| KR20190034814A (en) * | 2017-09-25 | 2019-04-03 | 주식회사 포스코건설 | Temporary facility construction method for underground construction fo railroad track lower pass |
| KR102105229B1 (en) * | 2017-09-25 | 2020-04-27 | 주식회사 포스코건설 | Temporary facility construction method for underground construction fo railroad track lower pass |
| KR102105230B1 (en) * | 2017-09-25 | 2020-04-27 | 주식회사 포스코건설 | Railroad bridge construction method for keeping preexistence railroad track and rail service |
| CN113356077A (en) * | 2021-07-01 | 2021-09-07 | 中铁一局集团(广州)建设工程有限公司 | Construction method for overhead line jacking downward-penetrating reinforced concrete frame bridge by convenient beam lifting method |
| CN113356077B (en) * | 2021-07-01 | 2022-03-18 | 中铁一局集团(广州)建设工程有限公司 | Roof beam lifting frame empty line jacking downward-penetrating type reinforced concrete frame bridge construction method |
| CN114318979A (en) * | 2021-12-31 | 2022-04-12 | 中铁六局集团石家庄铁路建设有限公司 | Automatic pulling-through system and method for reinforcing I-steel of jacking line of frame-structured bridge |
| CN114541479A (en) * | 2021-12-31 | 2022-05-27 | 四川省铁路建设有限公司 | In-situ reinforcing structure with small curve radius for existing rail transit without stopping and construction method |
| CN114318979B (en) * | 2021-12-31 | 2023-08-18 | 中铁六局集团石家庄铁路建设有限公司 | Automatic penetrating and pulling system and method for frame bridge jacking line reinforcement I-steel |
| CN114541479B (en) * | 2021-12-31 | 2024-06-11 | 四川省铁路建设有限公司 | Small curve radius existing rail transit non-stop in-situ reinforcing structure and construction method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |