Large-cantilever steel frame column-free canopy in high-speed rail station building area

Abstract

The utility model relates to a large-cantilever steel frame column-free canopy in a high-speed rail station building area. The large-cantilever steel frame column-free canopy comprises a steel pipe column perpendicularity installation adjusting support, a beam-column joint installation system, a cantilever main beam installation auxiliary support, an inner side main beam installation system and an auxiliary operation platform. The device has the advantages that the perpendicularity adjusting support is arranged at the bottom of the steel pipe column, the perpendicularity of the steel pipe column can be adjusted through the front-back adjusting jack and the left-right adjusting jack, the installation precision of the steel pipe column is improved, and meanwhile the construction efficiency is improved; the floor type scaffold used for beam column joint installation is arranged, the stepped platform plate and the traction pulley block are arranged at the top of the floor type scaffold, the construction efficiency of cantilever beam and main beam installation is improved, and the construction safety of installation is guaranteed; the cantilever beam installation auxiliary support used for cantilever beam splicing is arranged, the movable hanging basket is arranged, the in-position precision of the cantilever beam is improved through the splicing auxiliary plate, and meanwhile the installation construction efficiency and the construction quality of the cantilever beam are improved.

Description

Technical Field

[0001] The utility model relates to the field of railway transportation, and in particular comprises a large cantilever steel frame column-free canopy in a high-speed railway station area. Background Art

[0002] Through the construction practice of column-free canopies in recent years, it is undeniable that column-free canopies have also brought us many challenges and there are still problems that are difficult to solve. In summary, there are mainly the following aspects: the increase in the amount of work has greatly increased the cost compared with the past; because it is a cross-line steel structure canopy, the wind resistance and durability of decorative ceilings and roof panels are prominent, which can easily become a hidden danger to driving safety; the columns are between railway lines, the column position selection is small, and the safety requirements are high; it is difficult to hang signs and contact lines.

[0003] In view of this, it is urgent to address the shortcomings of the current construction methods and to innovate the large cantilever steel frame column-free canopies in the high-speed railway station area on the basis of summarizing the traditional construction methods, so as to improve the on-site installation accuracy of the large cantilever steel frame column-free canopies, save construction costs, and at the same time save related other measures. Fees, improve construction efficiency, and obtain better economic benefits. Utility Model Content

[0004] The utility model aims to overcome the deficiencies in the prior art and provide a large cantilever steel frame column-free canopy in a high-speed railway station area.

[0005] This type of high-speed railway station area large cantilever steel frame column-free canopy includes a steel pipe column verticality installation adjustment bracket, a beam-column node installation system, a cantilever main beam installation auxiliary bracket, an inner main beam installation system and an auxiliary operation platform;

[0006] The verticality installation and adjustment bracket of the steel pipe column includes left and right adjustment jacks and front and rear adjustment jacks, which are respectively arranged around the bottom end of the steel pipe column;

[0007] The beam-column node installation system includes scaffolding, elevation adjustment screws and elevation adjustment jacks, which are used to install the main beam and cantilever beam on the steel pipe column; the inner main beam installation system is used to splice the cantilever beam and the main beam, including hanging I-beams, two hanging I-beams are fixed on the spliced ​​cantilever beam, and a hanging truss for supporting the main beam and a hanging basket for construction are hung below;

[0008] The auxiliary bracket for installing the cantilevered main beam is used for the splicing construction of the suspended beam. The upper end is fixed on the suspended beam, and an integral hanging basket is hung on the lower end. A quick-release support frame is provided on the main beam, and the auxiliary operating platform is hung under the quick-release support frame. The auxiliary operating platform is provided with an adjustable support rod for temporarily supporting the secondary beam.

[0009] Preferably, a steel pipe column verticality installation and adjustment bracket base is provided at the bottom of the steel pipe column verticality installation and adjustment bracket base, a supporting steel is provided on the steel pipe column verticality installation and adjustment bracket base, a limiting groove is provided on the supporting steel, and a front and rear adjustment jack is provided in the limiting groove, a notched steel is fixed between the left and right supporting steels, a left and right adjustment jack is provided on the upper part of the notched steel, a channel steel auxiliary rod is provided on the upper end of the left and right adjustment jacks, an auxiliary angle steel is provided on the channel steel auxiliary rod, the auxiliary angle steel is located above the supporting steel, a spirit level is provided on the auxiliary angle steel, an adjusting beam with a sleeve is provided on the front and rear adjusting jacks, a wedge block is provided at the end of the adjusting beam with a sleeve, and a hoop plate is provided on one side of the wedge block, steel column embedded screws are provided all around the steel pipe column, and the hoop plate and the auxiliary angle steel are respectively connected to the steel column embedded screws of the steel pipe column by bolts.

[0010] Preferably, in the beam-column node installation system, a scaffold is arranged around the steel pipe column, a stepped walkway board is arranged on the top of the scaffold, sleepers are arranged on the stepped walkway board, an embedded one-way pulley is arranged on the sleeper, a cantilever beam is arranged on the upper part, an ear plate is arranged on the cantilever beam, an adjustment wire rope is arranged on the ear plate, the end of the main beam is placed on one side of the steel pipe column, a main beam clamp is arranged on the outside of the main beam, an in-position auxiliary plate is arranged at the bottom of the main beam clamp, an elevation adjustment screw for adjusting the elevation is arranged on the in-position auxiliary plate, a load-bearing beam I-beam is installed below the elevation adjustment screw, the load-bearing beam I-beam is installed on the stepped walkway board, an elevation adjustment jack is arranged at the bottom of the main beam, a walkway board is arranged at the bottom of the elevation adjustment jack, and a walkway board clamp is arranged on the outside of the walkway board.

[0011] Preferably, the cantilever beam and the main beam are spliced ​​by adopting the inner main beam installation system, and a limit plate is arranged on the upper part of the cantilever beam at the splicing position, and a hanging I-beam is clamped on the limit plate, and a pull rod ear is arranged under the hanging I-beam, and the pull rod ear is connected to one end of the flower basket pull rod, and the other end of the flower basket pull rod is connected to the hanging basket, and an auxiliary hanger is arranged at the bottom of the hanging I-beam, and the bottoms of the auxiliary hangers on both sides of the beam are connected by a hanging truss, and the main beam is arranged on the hanging truss, and the limit plate and the hanging I-beam are connected by fixing bolts.

[0012] Preferably, an auxiliary bracket for installing a cantilever main beam is installed on the suspension beam, and an integral hanging basket is arranged at the bottom of the auxiliary bracket for installing a cantilever main beam. A connecting rod lifting lug is arranged on the installed cantilever beam, a connecting rod is arranged in the connecting rod lifting lug, a limiting square plate is arranged at the end of the connecting rod, and a side connecting truss is arranged on the connecting rod. The two side connecting trusses are respectively arranged on both sides of the cantilever beam, and a connecting rod is also arranged between the bottoms of the two side connecting trusses. At the same time, a splicing auxiliary plate is arranged on the bottom connecting rod lifting lug, and an integral hanging basket is fixed below the side connecting truss through a rear pull rod, a front pull rod and a side pull rod.

[0013] Preferably, the auxiliary operating platform is used for secondary beam installation, and a platform I-beam is provided at the bottom of the auxiliary operating platform, a lower lifting ring is provided on the platform I-beam, a guardrail limit plate is provided on the outer side of the lower lifting ring, a platform plate is provided on the platform I-beam, a guardrail is provided on the outer side, and an adjustable strut is provided on the platform plate for temporarily positioning the secondary beam, a replaceable base is provided on the top of the temporary strut, an oblique strut block is provided on the replaceable base, and the oblique strut block is fixed to the replaceable base through a strut clamp plate, a limited fixing plate is provided on the main beam, a quick-release strut is provided between the two limited fixing plates, a fixed lifting ring is provided at the bottom of the quick-release strut, and a basket pull rod is provided under the fixed lifting ring for connecting the platform I-beam.

[0014] The beneficial effects of the utility model are:

[0015] 1) The utility model is provided with a verticality adjustment bracket at the bottom of the steel pipe column, and the verticality of the steel pipe column can be adjusted by front and rear adjustment jacks and left and right adjustment jacks, thereby improving the installation accuracy of the steel pipe column and the construction efficiency.

[0016] 2) A ground-type scaffolding is provided for the installation of beam-column nodes. A stepped platform plate and a traction pulley block are provided on the top of the ground-type scaffolding, which improves the construction efficiency of the installation of cantilever beams and main beams and ensures the construction safety of the installation.

[0017] 3) An auxiliary bracket for installing the cantilever main beam for cantilever beam splicing is provided, a mobile hanging basket is arranged, and the positioning accuracy of the cantilever beam is improved by splicing auxiliary plates, while the installation construction efficiency and construction quality of the cantilever beam are improved.

[0018] 4) An auxiliary operating platform for secondary beam installation is provided. The auxiliary operating platform is a quick-detachable operating platform, which reduces the construction difficulty of secondary beam installation and improves construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a schematic diagram of steel pipe column installation;

[0021] Figure 3 This is a schematic diagram of the verticality installation adjustment bracket structure;

[0022] Figure 4 This is a schematic diagram of the beam-column node installation;

[0023] Figure 5 This is a schematic diagram of the other side of the beam-column joint installation;

[0024] Figure 6 This is a schematic diagram of the cantilever main beam installation;

[0025] Figure 7 This is the top view of the inner main beam installation;

[0026] Figure 8 This is a schematic diagram of the inner main beam installation;

[0027] Fig. 9 This is a schematic diagram of the secondary beam installation;

[0028] Fig.10 This is a schematic diagram of the auxiliary operation platform for secondary beam installation.

[0029] Among them: 1. Steel pipe column 2. Adjustment beam with sleeve 3. Pre-embedded screw rod of steel column 4. Support steel 5. Channel steel auxiliary rod 6. Left and right adjustment jack 7. Notched steel 8. Hoop plate 9. Auxiliary angle steel 10. Wedge block 11. Level 12. Vertical installation adjustment bracket base 13. Front and rear adjustment jack 14. Main beam hoop 15. Main beam 16. Position auxiliary plate 17. Elevation adjustment screw rod 18. Elevation adjustment jack 19. Load-bearing I-beam 20. Walkway plate hoop 21. Adjustment wire rope 22. Ear plate 23. Cantilever beam 24. Stepped walkway plate 25. Sleeper 26. Scaffolding 27. Embedded one-way pulley 28. Auxiliary hoist Frame 29. Hanging basket 30. Flower basket pull rod 31. Suspension I-beam 32. Limit plate 33. Pull rod lifting lug 34. Fixing bolt 35. Suspension truss 36. Secondary beam 37. Fixed lifting ring 38. Limit fixing plate 39. Guardrail 40. Guardrail limit plate 41. Platform I-beam 42. Lower lifting ring 43. Adjustment support rod 44. Replaceable base 45. Oblique support block 46. Support block hoop plate 47. Quick-release support frame 48. Platform plate 49. Integral hanging basket 50. Front pull rod 51. Connecting rod lifting lug 52. Strengthening ring 53. Side connecting truss 54. Connecting rod 55. Limiting square plate 56. Splicing auxiliary plate 57. Rear pull rod 58. Side pull rod. DETAILED DESCRIPTION

[0030] The utility model is further described below in conjunction with the embodiments. The description of the following embodiments is only used to help understand the utility model. It should be pointed out that for ordinary people in this technical field, the utility model can also be modified in some ways without departing from the principle of the utility model, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

[0031] As an example, Figures 1 to 10 As shown, this type of high-speed railway station area large cantilever steel frame column-free canopy includes a steel pipe column verticality installation adjustment bracket, a beam-column node installation system, a cantilever main beam installation auxiliary bracket, an inner main beam installation system, and an auxiliary operation platform;

[0032] like Figure 2 and Figure 3As shown, a support steel 4 is arranged on the base 12 of the steel pipe column verticality installation adjustment bracket, a limit groove is arranged on the support steel 4, a front and rear adjustment jack 13 is arranged in the limit groove, a notched steel 7 is fixed between the left and right support steels 4, a left and right adjustment jack 6 is arranged on the upper part of the notched steel 7, a channel steel auxiliary rod 5 is arranged on the upper end of the left and right adjustment jack 6, an auxiliary angle steel 9 is arranged on the channel steel auxiliary rod 5, the auxiliary angle steel 9 is located above the support steel 4, a spirit level 11 is arranged on the auxiliary angle steel 9, an adjustment beam 2 with a sleeve is arranged on the front and rear adjustment jack 13, a wedge block 10 is arranged at the end of the adjustment beam 12 with a sleeve, a hoop plate 8 is arranged on one side of the wedge block 10, steel column embedded screws 3 are arranged all around the steel pipe column 1, and the hoop plate 8 and the auxiliary angle steel 9 are respectively connected to the steel column embedded screws 3 of the steel pipe column 1 by bolts.

[0033] like Figure 4 and Figure 5 As shown, in the beam-column node installation system, a scaffold 26 is arranged around the steel pipe column 1, a stepped walkway plate 24 is arranged on the top of the scaffold 26, a sleeper 25 is arranged on the stepped walkway plate 24, an embedded one-way pulley 27 is arranged on the sleeper 25, a cantilever beam 23 is arranged on the upper part, a lug plate 22 is arranged on the cantilever beam 23, an adjustment wire rope 21 is arranged on the lug plate 22, an end of the main beam 15 is placed on one side of the steel pipe column 1, and a A main beam clamp 14 is provided with an auxiliary plate 16 at the bottom of the main beam clamp 14, and an elevation adjustment screw 17 for adjusting the elevation is provided on the auxiliary plate 16. A load-bearing beam I-beam 19 is installed below the elevation adjustment screw 17, and the load-bearing beam I-beam 19 is installed on a stepped walkway plate 24. An elevation adjustment jack 18 is provided at the bottom of the main beam 15, and a walkway plate is provided at the bottom of the elevation adjustment jack 18, and a walkway plate clamp 20 is provided on the outside of the walkway plate.

[0034] like Figure 6 As shown, a cantilever main beam installation auxiliary bracket is installed on the suspension beam 23, and an integral hanging basket 49 is arranged at the bottom of the cantilever main beam installation auxiliary bracket, and a connecting rod lifting ear 51 is arranged on the installed cantilever beam 23, and a connecting rod 54 is arranged in the connecting rod lifting ear 51, and a limiting square plate 55 is arranged at the end of the connecting rod 54, and a side connecting truss 53 is arranged on the connecting rod 54, and two side connecting trusses 53 are respectively arranged on both sides of the cantilever beam 23, and a connecting rod 54 is also arranged between the bottoms of the two side connecting trusses 53, and a splicing auxiliary plate 56 is arranged on the bottom connecting rod lifting ear 51, and an integral hanging basket 49 is fixed to the bottom of the side connecting truss 53 through a rear pull rod 57, a front pull rod 50 and a side pull rod 58.

[0035] like Figure 7 and Figure 8As shown, the cantilever beam 23 and the main beam 15 are spliced ​​with the inner main beam installation system, and a limit plate 32 is arranged on the upper part of the cantilever beam 23 at the splicing position, and the limit plate 32 is clamped with a hanging I-beam 31, and a pull rod ear 33 is arranged under the hanging I-beam 31, and the pull rod ear 33 is connected to one end of a flower basket pull rod 30, and the other end of the flower basket pull rod 30 is connected to a hanging basket 29, and an auxiliary hanger 28 is arranged at the bottom of the hanging I-beam 31, and the bottoms of the auxiliary hangers 28 of the beams on both sides are connected by a hanging truss 35, and the main beam 15 is arranged on the hanging truss 35, and the limit plate 32 and the hanging I-beam 31 are connected by fixing bolts 34.

[0036] like Fig. 9 and Fig.10 As shown, the auxiliary operation platform is used for the installation of the secondary beam 36, and a platform I-beam 41 is provided at the bottom of the auxiliary operation platform, a lower lifting ring 42 is provided on the platform I-beam 41, and a guardrail limit plate 40 is provided on the outer side of the lower lifting ring 42, a platform plate 48 is provided on the platform I-beam 41, and a guardrail 39 is provided on the outer side, and an adjusting strut 43 is provided on the platform plate 48 for temporarily positioning the secondary beam 36, and a replaceable base 44 is provided on the top of the temporary strut 36, and an oblique support block 45 is provided on the replaceable base 44, and the oblique support block 45 is fixed to the replaceable base 44 through a support block hoop plate 46, and a limited position fixing plate 38 is provided on the main beam 15, and a quick-release support frame 47 is provided between the two limited position fixing plates 38, and a fixed lifting ring 37 is provided at the bottom of the quick-release support frame 47, and a basket pull rod 30 is provided below the fixed lifting ring 37 for connecting the platform I-beam 41.

Claims

1. A large cantilever steel frame column-free canopy in the high-speed railway station area. It is characterized in that It includes the steel pipe column verticality installation adjustment bracket, beam-column node installation system, cantilever main beam installation auxiliary bracket, inner main beam installation system and auxiliary operation platform; The verticality installation and adjustment bracket of the steel pipe column includes left and right adjustment jacks and front and rear adjustment jacks, which are respectively arranged around the bottom end of the steel pipe column; The beam-column node installation system includes scaffolding, elevation adjustment screws and elevation adjustment jacks, which are used to install the main beam and cantilever beam on the steel pipe column; the inner main beam installation system is used to splice the cantilever beam and the main beam, including hanging I-beams, two hanging I-beams are fixed on the spliced ​​cantilever beam, and a hanging truss for supporting the main beam and a hanging basket for construction are hung below; The auxiliary bracket for installing the cantilevered main beam is used for the splicing construction of the suspended beam. The upper end is fixed on the suspended beam, and an integral hanging basket is hung on the lower end. A quick-release support frame is provided on the main beam, and the auxiliary operating platform is hung under the quick-release support frame. The auxiliary operating platform is provided with an adjustable support rod for temporarily supporting the secondary beam.

2. The large cantilever steel frame column-free canopy in the high-speed railway station area according to claim 1, It is characterized in that A steel pipe column verticality installation and adjustment bracket base is provided at the bottom of the steel pipe column verticality installation and adjustment bracket base, a supporting steel is provided on the steel pipe column verticality installation and adjustment bracket base, a limiting groove is provided on the supporting steel, and a front and rear adjustment jack is provided in the limiting groove, a notched steel is fixed between the left and right supporting steels, a left and right adjustment jack is provided on the upper part of the notched steel, a channel steel auxiliary rod is provided on the upper end of the left and right adjustment jacks, an auxiliary angle steel is provided on the channel steel auxiliary rod, the auxiliary angle steel is located above the supporting steel, a spirit level is provided on the auxiliary angle steel, an adjusting beam with a sleeve is provided on the front and rear adjusting jacks, a wedge block is provided at the end of the adjusting beam with a sleeve, and a hoop plate is provided on one side of the wedge block, steel column embedded screws are provided all around the steel pipe column, and the hoop plate and the auxiliary angle steel are respectively connected to the steel column embedded screws of the steel pipe column by bolts.

3. The large cantilever steel frame column-free canopy in the high-speed railway station area according to claim 1, It is characterized in that In the beam-column node installation system, a scaffold is arranged around the steel pipe column, a stepped walkway board is arranged on the top of the scaffold, sleepers are arranged on the stepped walkway board, an embedded one-way pulley is arranged on the sleeper, a cantilever beam is arranged on the upper part, an ear plate is arranged on the cantilever beam, an adjustment wire rope is arranged on the ear plate, the end of the main beam is placed on one side of the steel pipe column, a main beam clamp is arranged on the outer side of the main beam, an in-position auxiliary plate is arranged at the bottom of the main beam clamp, an elevation adjustment screw for adjusting the elevation is arranged on the in-position auxiliary plate, a load-bearing beam I-beam is installed below the elevation adjustment screw, the load-bearing beam I-beam is installed on the stepped walkway board, an elevation adjustment jack is arranged at the bottom of the main beam, a walkway board is arranged at the bottom of the elevation adjustment jack, and a walkway board clamp is arranged on the outer side of the walkway board.

4. The large cantilever steel frame column-free canopy in the high-speed railway station area according to claim 1, It is characterized in that The cantilever beam and the main beam are spliced ​​by adopting the inner main beam installation system. A limit plate is arranged on the upper part of the cantilever beam at the splicing position. The limit plate is clamped with a hanging I-beam. A pull rod lifting ear is arranged under the hanging I-beam. The pull rod lifting ear is connected to one end of a flower basket pull rod, and the other end of the flower basket pull rod is connected to a hanging basket. An auxiliary hanger is arranged at the bottom of the hanging I-beam. The bottoms of the auxiliary hangers of the beams on both sides are connected by a hanging truss. The main beam is arranged on the hanging truss. The limit plate and the hanging I-beam are connected by fixing bolts.

5. The large cantilever steel frame column-free canopy in the high-speed railway station area according to claim 1, It is characterized in that A cantilever main beam installation auxiliary bracket is installed on the suspension beam, and an integral hanging basket is arranged at the bottom of the cantilever main beam installation auxiliary bracket, a connecting rod lifting lug is arranged on the installed cantilever beam, a connecting rod is arranged in the connecting rod lifting lug, a limiting square plate is arranged at the end of the connecting rod, and a side connecting truss is arranged on the connecting rod. The two side connecting trusses are respectively arranged on both sides of the cantilever beam, and a connecting rod is also arranged between the bottoms of the two side connecting trusses. At the same time, a splicing auxiliary plate is arranged on the bottom connecting rod lifting lug, and an integral hanging basket is fixed below the side connecting truss through a rear pull rod, a front pull rod and a side pull rod.

6. The large cantilever steel frame column-free canopy in the high-speed railway station area according to claim 1, It is characterized in that The auxiliary operating platform is used for secondary beam installation, and a platform I-beam is provided at the bottom of the auxiliary operating platform, a lower lifting ring is provided on the platform I-beam, a guardrail limit plate is provided on the outer side of the lower lifting ring, a platform plate is provided on the platform I-beam, a guardrail is provided on the outer side, and an adjustable strut is provided on the platform plate for temporarily positioning the secondary beam, a replaceable base is provided on the top of the temporary strut, an oblique strut block is provided on the replaceable base, and the oblique strut block is fixed to the replaceable base through a strut clamp plate, a limited fixing plate is provided on the main beam, a quick-release strut is provided between the two limited fixing plates, a fixed lifting ring is provided at the bottom of the quick-release strut, and a basket pull rod is provided under the fixed lifting ring for connecting the platform I-beam.

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