CN218198001U - Existing contact net stand column conversion structure of superwide jacking culvert - Google Patents
Existing contact net stand column conversion structure of superwide jacking culvert Download PDFInfo
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- CN218198001U CN218198001U CN202120052884.0U CN202120052884U CN218198001U CN 218198001 U CN218198001 U CN 218198001U CN 202120052884 U CN202120052884 U CN 202120052884U CN 218198001 U CN218198001 U CN 218198001U
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Abstract
The application relates to the field of existing contact net stand columns of railways, in particular to an existing contact net stand column conversion structure of an ultra-wide jacking culvert. The overhead contact system comprises a foundation bottom plate and a strut foundation arranged below an overhead contact system upright post, wherein the strut foundation is arranged on the foundation bottom plate; the foundation bottom plate comprises a reinforcing cross beam and a reinforcing longitudinal beam, and the reinforcing longitudinal beam is arranged above the reinforcing cross beam; the pillar foundation comprises two pieces of H-shaped steel, and the contact net stand columns are fixedly arranged on the two pieces of H-shaped steel. The reinforcing cross beam is provided with a plurality of reinforcing cross beams, the plurality of reinforcing cross beams are arranged along the length direction of the rail and are perpendicular to the length direction of the rail, and the reinforcing cross beams are fixedly connected with the reinforcing longitudinal beam through U-shaped clamping pieces. The application has the effects of reducing the engineering quantity and improving the safety when the structure of the contact net stand column is converted.
Description
Technical Field
The application relates to the field of railway existing contact net column reinforcement, in particular to an existing contact net column conversion structure of an ultra-wide jacking culvert.
Background
At present, with the acceleration of the urbanization process, the development of urban underground space is very rapid, and as the land scale for urban construction is continuously enlarged, a plurality of problems occur in the development process of the city, therefore, the development and utilization of the underground space are enhanced, for example, culverts are built under the existing railway to relieve some ground problems, and the culverts usually adopt a jacking construction mode. However, when the culvert is jacked, the foundation above the culvert is disturbed, so that the stability of the contact net upright column is influenced.
Therefore, span adjustment is usually performed on the contact net columns, the span between adjacent contact net columns above the culvert is prolonged, and after the span of the contact net columns is adjusted, the span between the adjacent contact net columns is too large, so that the change range of the contact line is large, the fixed structure of the contact line is unstable, potential safety hazards are easy to generate, and the construction process is complex and high in manufacturing cost.
In view of the above-mentioned related technologies, the inventor believes that the defects of complicated construction, easy generation of potential safety hazards and high manufacturing cost exist.
SUMMERY OF THE UTILITY MODEL
In order to improve that the work progress is complicated, easily produce the potential safety hazard, the high technical problem of cost, this application provides an existing contact net stand transform structure of superwide jacking culvert.
The application provides a pair of existing contact net stand transform structure of culvert is advanced in super wide top adopts following technical scheme:
an existing contact net stand column conversion structure of an ultra-wide jacking culvert comprises a foundation bottom plate and a strut foundation arranged below a contact net stand column, wherein the strut foundation is arranged on the foundation bottom plate; the foundation bottom plate comprises a reinforcing cross beam and a reinforcing longitudinal beam, and the reinforcing longitudinal beam is arranged above the reinforcing cross beam; the reinforcing cross beams are arranged in a plurality of parallel, and the reinforcing longitudinal beams are arranged at one ends of the reinforcing cross beams and are perpendicular to the reinforcing cross beams; the reinforced longitudinal beam comprises a first longitudinal beam and a second longitudinal beam, and the first longitudinal beam and the second longitudinal beam are parallel to each other.
Through adopting above-mentioned technical scheme, with the setting of contact net stand on the pillar basis, the pillar basis is fixed to be set up on soleplate, changes original ground with soleplate, carries out the structure conversion to the contact net stand, can reduce the influence to the contact net stand when having guaranteed the culvert jacking. Wherein, the soleplate includes reinforcement crossbeam and reinforcement longeron, will consolidate the longeron setting on reinforcement crossbeam, plays fixed effect to reinforcement crossbeam for soleplate's simple structure sets up many reinforcement crossbeams, thereby enlarges soleplate's area, can guarantee subaerial stability, makes and to carry out structure conversion to many contact net stands, reduces the culvert and advances the time to subaerial influence.
Optionally, the first longitudinal beam and the reinforcing cross beam are fixedly connected through a U-shaped clamping piece.
Through adopting above-mentioned technical scheme for first longeron and reinforcement longeron fixed connection guarantee foundation bottom plate's steadiness.
Optionally, the pillar foundation includes two H-shaped steels, two the H-shaped steel is used for fixed setting the contact net stand.
By adopting the technical scheme, the pillar foundation comprises two H-shaped steels for fixing the contact net stand column.
Optionally, the U-shaped fastener includes two U-shaped bolts and two connecting plates, the two connecting plates are disposed on the first longitudinal beam, the two U-shaped bolts are disposed on two sides of the first longitudinal beam respectively, and bypass the reinforcing cross beam and are connected with the two connecting plates in a matching manner, so that the first longitudinal beam is fixedly connected with the reinforcing cross beam.
Through adopting above-mentioned technical scheme, first longeron and connecting plate fixed connection are surroundd to the U-shaped bolt for can firm the connection between first longeron and the reinforcement crossbeam and make the simple structure of U type fastener again.
Optionally, the connecting plate includes bottom plate, two webs and two flange plates, two the web welds respectively at the ascending both ends of bottom plate length direction, and with the bottom plate is perpendicular, the flange plate with the bottom plate sets up respectively the both sides of web, and two the flange plate welds respectively two the web is kept away from the one end of bottom plate, two a mounting hole has all been seted up on the flange plate, U type bolt inserts mounting hole and nut screw-thread fit.
By adopting the technical scheme, the U-shaped clamping piece is simple in structure, and the flange plate is provided with the mounting hole, so that the first longitudinal beam is fixedly connected to the reinforcing cross beam.
Optionally, the two H-shaped steels are arranged side by side; the H-shaped steel is provided with two groups of through holes, the through holes are close to two ends of the H-shaped steel respectively, the through holes penetrate through the upper flange and the lower flange of the H-shaped steel, a first bolt penetrates through the through holes, and the first bolt is in threaded fit with a first nut.
Through adopting above-mentioned technical scheme for the simple structure of pillar basis, simple to operate. Wear to establish first bolt in the perforation for with the fixed setting of pillar basis on the soleplate, make the transform structure of contact net stand more firm. The space for installing the contact net stand column is formed on the H-shaped steel, so that the contact net stand column can be installed on the H-shaped steel, and the conversion of the contact net stand column is completed.
Optionally, a space for installing the contact net upright is formed between the two groups of through holes.
Through adopting above-mentioned technical scheme for the contact net stand can be fixed to be set up on H shaped steel board.
Optionally, a cushion block is arranged between the first longitudinal beam and the reinforcing cross beam.
Through adopting above-mentioned technical scheme, set up the cushion between first longeron and reinforcement crossbeam for first longeron is more firm when with reinforcement crossbeam fixed connection.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the pillar foundation is installed on the foundation slab for existing contact net stand can install on the pillar foundation, accomplishes the conversion of contact net stand, thereby when carrying out the culvert jacking, can keep contact net stand stability, from not influencing the normal use of rail. Meanwhile, the pillar foundation is made of H-shaped steel, so that the pillar foundation is simple in structure and installation;
2. the reinforced longitudinal beam is arranged on the reinforced cross beam, so that the reinforced cross beam is more stable, the pillar foundation is arranged on the reinforced cross beam, and the contact net upright post is arranged on the pillar foundation, so that the contact net upright post can be stably arranged on the pillar foundation, and the change range of a contact line is small;
3. the composition structure is simple and easy to obtain, and the cost is saved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is a schematic view of the installation of the components of the embodiment of the present application.
Description of the reference numerals: 1. a contact net column; 11. a through hole; 12. a second bolt; 13. a second nut; 2. a pillar base; 21. h-shaped steel; 22. perforating; 23. a first bolt; 24. a first nut; 3. a foundation slab; 31. reinforcing the cross beam; 32. reinforcing the longitudinal beam; 321. a first stringer; 322. a second stringer; 4. cushion blocks; 5. a U-shaped clamping piece; 51. a U-shaped bolt; 511. a nut; 52. a connecting plate; 521. a base plate; 522. a web; 523. a flange plate; 524. mounting holes; 6. a rail.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses an existing contact net stand column conversion structure of an ultra-wide jacking culvert. Referring to fig. 1, the existing contact net stand conversion structure of the ultra-wide jacking culvert comprises a foundation slab 3 and a pillar foundation 2 installed on the foundation slab 3, wherein a contact net stand 1 is fixedly installed on the pillar foundation 2. When the culvert advances in top, set up soleplate 3 above the culvert, soleplate 3 is last to fix and is set up pillar foundation 2, and pillar foundation 2 is used for bearing contact net stand 1, increases contact net stand 1's basis size for the contact area increase of contact net stand 1 and pillar foundation 2, thereby carry out the structure conversion to existing contact net stand 1, make and to reduce the influence to contact net stand 1 during the construction.
The foundation sole 3 includes a reinforcing cross member 31 and a reinforcing longitudinal member 32, and the reinforcing longitudinal member 32 is disposed above the reinforcing cross member 31. The plurality of reinforcing beams 31 are provided, and the plurality of reinforcing beams 31 are provided at intervals along the longitudinal direction of the rail 6 and are perpendicular to the longitudinal direction of the rail 6. The reinforcing longitudinal beam 32 is arranged along the length direction of the rail 6 and is parallel to the length direction of the rail 6, and the reinforcing longitudinal beam 32 is fixedly connected with the reinforcing transverse beam 31 through the U-shaped clamping piece 5, so that the reinforcing longitudinal beam 32 plays a role in fixing the reinforcing transverse beam 31.
Referring to fig. 2, reinforcing stringers 32 include a first stringer 321 and a second stringer 322; the first longitudinal beam 321 is arranged close to the rail 6, and the cushion block 4 is arranged between the first longitudinal beam 321 and the reinforcing cross beam 31, so that the first longitudinal beam 321 and the reinforcing cross beam 31 are more stable when being fixedly connected through the U-shaped clamping piece 5; the second longitudinal beam 322 is composed of two i-shaped steel beams in parallel, the second longitudinal beam 322 is located on one side, away from the rail 6, of the first longitudinal beam 321 and is parallel to the first longitudinal beam 321, and the second longitudinal beam 322 and the reinforcing cross beam 31 are also fixedly connected through the U-shaped clamping piece 5.
The U-shaped clip 5 is mounted on the first longitudinal beam 321 and the second longitudinal beam 322 in the same manner, and is described by taking the mounting on the first longitudinal beam 321 as an example, the U-shaped clip 5 includes two U-shaped bolts 51 and two connecting plates 52, the two connecting plates 52 are disposed on the upper surface of the first longitudinal beam 321 and are arranged in parallel, the two U-shaped bolts 51 are disposed on two sides of the first longitudinal beam 321 respectively and are symmetrically disposed, the two U-shaped bolts 51 surround the reinforcing cross beam 31 and are fixedly connected with the two connecting plates 52, and the first longitudinal beam 321 is fixedly disposed on the reinforcing cross beam 31.
The connecting plate 52 includes a bottom plate 521, two webs 522 and two flange plates 523, the bottom plate 521 is rectangular, the two webs 522 are respectively welded at two ends of the bottom plate 521 in the length direction and are perpendicular to the bottom plate 521, the two flange plates 523 are respectively welded at one end of the two webs 522 far away from the bottom plate 521, and the flange plates 523 and the bottom plate 521 are respectively arranged at two sides of the webs 522. The two flange plates 523 are respectively provided with a mounting hole 524, the U-shaped bolt 51 surrounds the reinforcing cross beam 31 and then is inserted into the mounting hole 524, one side of the flange plate 523 close to the bottom plate 521 is in threaded connection with the nut 511, and the reinforcing longitudinal beam 32 is fixedly connected with the reinforcing cross beam 31.
The pillar base 2 comprises two H-shaped steels 21, and the two H-shaped steels 21 are arranged side by side; two sets of perforation 22 are set up on the H shaped steel 21, and two sets of perforation 22 are close to the both ends setting of H shaped steel 21 respectively, form the space that is used for installing contact net stand 1 between two sets of perforation 22. Each group of the through holes 22 comprises two pairs, each pair comprises two through holes 22 symmetrically arranged at two sides of the web plate, the through holes 22 penetrate through the upper flange and the lower flange of the H-shaped steel 21, first bolts 23 penetrate through the through holes 22,
the first bolt 23 is U-shaped, and after bypassing the reinforcing beam 31, the first bolt 23 penetrates through two adjacent through holes 22 on the same side of the web plate, and is in threaded fit with the first nut 24 on the upper surface of the upper flange, a circular gasket is arranged between the first nut 24 and the upper flange, and the first nut 24 is fastened to fix the H-shaped steel 21 on the reinforcing beam 31.
The contact net stand column 1 is arranged in the middle of the pillar foundation 2, four groups of through holes 11 are formed in the base of the contact net stand column 1, the four groups of through holes 11 are respectively located at four corners of the base, the through holes 11 penetrate through the base, the upper flange and the lower flange, the second bolts 12 penetrate through the through holes 11, the second nuts 13 are in threaded connection with the base, square gaskets are arranged between the second nuts 13 and the base, and the contact net stand column 1 is fixedly arranged on the pillar foundation 2.
The application has the implementation principle that: the H-shaped steel 21 is adopted as the strut foundation 2 to be installed on the foundation slab 3, the through holes 22 are formed in the H-shaped steel 21, the first bolts 23 penetrate through the through holes 22 for fixing, and the contact net upright columns 1 are fixedly arranged on the strut foundation 2, so that the structure conversion of the contact net upright columns 1 during culvert jacking is completed. The foundation slab 3 comprises a reinforcing cross beam 31 and a reinforcing longitudinal beam 32, and the reinforcing longitudinal beam 32 is fixed on the reinforcing cross beam 31 through a U-shaped clamping piece 5. When the culvert is jacked in, the contact net upright post 1 can be kept stable.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an existing contact net stand transform structure of culvert is advanced on super wide top which characterized in that: the overhead contact system is characterized by comprising a foundation bottom plate (3) and a strut foundation (2) arranged below a contact system upright post (1), wherein the strut foundation (2) is arranged on the foundation bottom plate (3); the foundation slab (3) comprises a reinforcing cross beam (31) and a reinforcing longitudinal beam (32), and the reinforcing longitudinal beam (32) is arranged above the reinforcing cross beam (31); the reinforcing cross beams (31) are arranged in a plurality, the reinforcing cross beams (31) are arranged in parallel, and the reinforcing longitudinal beams (32) are arranged at one ends of the reinforcing cross beams (31) and are perpendicular to the reinforcing cross beams (31); the reinforcing longitudinal beam (32) comprises a first longitudinal beam (321) and a second longitudinal beam (322), and the first longitudinal beam (321) and the second longitudinal beam (322) are parallel to each other.
2. The ultra-wide jacking culvert existing contact net upright post conversion structure as claimed in claim 1, characterized in that: the first longitudinal beam (321) is fixedly connected with the reinforcing cross beam (31) through a U-shaped clamping piece (5).
3. The ultra-wide jacking culvert existing overhead line system upright post conversion structure as claimed in claim 1, wherein: the strut foundation (2) comprises two H-shaped steels (21), and the two H-shaped steels (21) are used for fixing the contact net upright post (1).
4. The ultra-wide jacking culvert existing overhead line system upright post conversion structure as claimed in claim 2, wherein: u type fastener (5) include two U type bolts (51) and two connecting plates (52), two connecting plate (52) set up above first longeron (321), two U type bolt (51) set up respectively the both sides of first longeron (321), and walk around reinforcement crossbeam (31) and two connecting plate (52) cooperation is connected, will first longeron (321) with reinforcement crossbeam (31) fixed connection.
5. The existing overhead line system upright post conversion structure of an ultra-wide jacking culvert according to claim 4, characterized in that: the connecting plate (52) comprises a bottom plate (521), two webs (522) and two flange plates (523), the webs (522) are welded at two ends of the bottom plate (521) in the length direction and are perpendicular to the bottom plate (521), the flange plates (523) and the bottom plate (521) are arranged on two sides of the webs (522) respectively, the flange plates (523) are welded at two ends of the webs (522) far away from the bottom plate (521), one mounting hole (524) is formed in each of the two flange plates (523), and the U-shaped bolt (51) is inserted into the mounting hole (524) and the nut (511) in threaded fit.
6. The existing overhead line system upright post conversion structure of an ultra-wide jacking culvert according to claim 3, characterized in that: the two H-shaped steels (21) are arranged side by side; set up two sets of perforation (22) on H shaped steel (21), it is two sets of perforation (22) are close to respectively the both ends of H shaped steel (21) set up, perforation (22) run through in the top flange and the bottom flange of H shaped steel (21), wear to establish first bolt (23) in perforation (22), first bolt (23) and first nut (24) screw-thread fit.
7. The existing overhead line system upright post conversion structure of an ultra-wide jacking culvert according to claim 6, characterized in that: and a space for installing the contact net upright post (1) is formed between the two groups of through holes (22).
8. The ultra-wide jacking culvert existing overhead line system upright post conversion structure as claimed in claim 2, wherein: and a cushion block (4) is arranged between the first longitudinal beam (321) and the reinforcing transverse beam (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120052884.0U CN218198001U (en) | 2021-01-08 | 2021-01-08 | Existing contact net stand column conversion structure of superwide jacking culvert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120052884.0U CN218198001U (en) | 2021-01-08 | 2021-01-08 | Existing contact net stand column conversion structure of superwide jacking culvert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218198001U true CN218198001U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120052884.0U Active CN218198001U (en) | 2021-01-08 | 2021-01-08 | Existing contact net stand column conversion structure of superwide jacking culvert |
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| Country | Link |
|---|---|
| CN (1) | CN218198001U (en) |
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2021
- 2021-01-08 CN CN202120052884.0U patent/CN218198001U/en active Active
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