Secondary lining trolley for turning of large-gradient broken line pavement

The double-lining trolley design addresses the challenge of navigating slopes and curves by utilizing a portal assembly and special track system, ensuring efficient movement and positioning on large-slope zigzag surfaces.

CN222207938UActive Publication Date: 2024-12-20CHENGDU RUIHE MACHINERY MFG
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Patent Information

Application Number
CN202421141074.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-23
Publication Date
2024-12-20
Estimated Expiration
2034-05-23

AI Technical Summary

Technical Problem

Existing secondary lining trolleys are too large in size, making it difficult to navigate slopes and curves, thereby hindering construction efficiency.

Method used

A double-lining trolley design with a portal assembly, transverse plate connecting beams, lateral oil and screw jacks, adjustment assembly, moving components, and a special box-shaped toothed track, allowing for precise positioning and movement on large-slope zigzag surfaces.

Benefits of technology

Enables smooth navigation of slopes and curves by adjusting the position of the upper template assembly and facilitating unobstructed movement, enhancing construction efficiency and reducing work difficulty.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the field of secondary lining trolleys, particularly relates to a secondary lining trolley for turning of a large-gradient broken line road surface, and aims to solve the problems that an existing secondary lining trolley cannot continuously move well when encountering a road surface with a certain gradient and a curve due to overlarge size during movement, so that the construction progress is influenced, and the use is inconvenient. According to the technical scheme, the special box type tooth-shaped track comprises a portal assembly, transverse plate connecting beams are arranged on the two sides of the portal assembly, corner formworks are arranged on the tops of the two transverse plate connecting beams, and the same upper formwork assembly is arranged on the tops of the two corner formworks. The device can be helped to complete the functions of uphill and downhill and turning by utilizing the horse stool with the continuously adjusted position, the working difficulty is reduced, the working efficiency is improved, meanwhile, the position of the upper template assembly can be helped to be adjusted by arranging the adjusting assembly, and the device is not hindered when being moved.
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Description

Technical Field

[0001] The utility model relates to the technical field of secondary lining trolleys, in particular to a secondary lining trolley for passing through curves on a zigzag road with a large slope. Background Art

[0002] Concrete lining trolley is a special equipment that must be used in the secondary lining of the tunnel construction process. It is used for the concrete lining construction of the inner wall of the tunnel. Concrete lining trolley is an indispensable non-standard product for the secondary lining of the tunnel construction process. It mainly includes simple lining trolley, full hydraulic automatic walking lining trolley and grid lining trolley. Full hydraulic lining trolley can be divided into side top arch type, full round needle beam type, bottom mold needle beam type, full round walking type, etc. Lifting slipform, jacking slipform and flip mold are also commonly used in hydraulic tunnel and bridge construction.

[0003] The existing secondary lining trolley is too large when moving, and thus cannot continue to move well when encountering a road surface with a certain slope or curve, thereby affecting the construction process and being inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that the second lining trolley is too large in size when moving, and thus cannot continue to move well when encountering a road surface with a certain slope and a bend, thereby affecting the construction process and causing inconvenience in use. A second lining trolley for passing a bend on a large-slope zigzag road surface is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A double-lining trolley for turning a large-slope folding road surface, comprising a portal assembly, both sides of the portal assembly are provided with a transverse plate connecting beam, the tops of the two transverse plate connecting beams are provided with a corner template, the tops of the two corner templates are provided with the same upper template assembly, both sides of the portal assembly are provided with lateral oil cylinders, the piston rods of the two lateral oil cylinders are used in conjunction with one side of the transverse plate connecting beam, both sides of the portal assembly are provided with lateral screw jacks, and the piston rods of the two lateral screw jacks are used in conjunction with the corner template;

[0007] An adjustment assembly, which is arranged on the top of the door frame assembly and is used to adjust the position of the upper template assembly;

[0008] Two groups of moving components, both groups of moving components are fixedly connected to the bottom of the gantry assembly and are symmetrically arranged to help the device move;

[0009] A special box-shaped toothed track, wherein a plurality of ground anchor steel bars are arranged at the bottom of the special box-shaped toothed track, a track block is arranged on one side of the ground anchor steel bars, and the special box-shaped toothed track cooperates with a moving component.

[0010] In a possible design, the adjustment assembly includes two vertical cylinders arranged on the top of the gantry assembly, a plurality of bracket columns are arranged at the bottom of the upper template assembly, the bottoms of the plurality of bracket columns are fixedly connected to the same bracket beam, two upper longitudinal beams are arranged at the bottom of the bracket beam, the piston rods of the vertical cylinders are used in conjunction with the upper longitudinal beams, and two symmetrically arranged translation cylinders are arranged at the top of the upper template assembly, and the piston rods of the two translation cylinders are used in conjunction with the two vertical cylinders respectively.

[0011] In a possible design, the moving component includes a lower longitudinal beam fixedly connected to the bottom of the portal frame assembly, and a traveling system is provided at the bottom of the lower longitudinal beam, and the traveling system is located at the top of a special box-shaped toothed track.

[0012] In a possible design, escalator systems are provided on both sides of the gantry assembly, multiple working platforms are provided on both sides of the gantry assembly, multiple walkway platforms are provided inside the gantry assembly, and multiple longitudinal trusses are provided inside the gantry assembly.

[0013] In a possible design, a plurality of basic jacks are arranged at the bottom of the gantry assembly, a vertical screw jack is arranged at the top of the gantry assembly, and two symmetrically arranged groups of hydraulic stations are arranged at the top of the gantry assembly.

[0014] In a possible design, two sets of symmetrically arranged anti-tilt devices are provided on the top of the portal assembly.

[0015] In this application,

[0016] The maximum longitudinal slope of the trolley is 1:2.8. In order to prevent the trolley from slipping reliably when running on the slope, the trolley adopts the hydraulic cylinder pushing running mode. Due to the structural characteristics, the trolley can only be lined from downstream to upstream. The track adopts a special box-type tooth block track, and the track must be anchored on the walking road surface. The trolley is designed according to the standard section of the side top arch lining of the dragon tail section. The template is anti-slanting: the side template and the top template adopt anti-slanting roller limit frame, and the lateral working platform of the trolley is hinged, with an angle of less than 10° with the ground. The trolley is equipped with 8 QL100 jacks and 4 height-changing leg stools. During lining, in order to prevent the trolley from slipping, a limit device is provided under the track, and the rear end column is strengthened with a large diagonal brace. The upstream end is provided with a diagonal tie rod, and the trolley is equipped with safety hooks, safety jacks and other devices.

[0017] When going downhill, Figure 5 As shown: the rails are raised to the height of the straight section by the rail fixing seat, and the trolley moves to the slope section; supporting saddles are installed at the front and rear ends of the trolley;

[0018] like Figure 6As shown: the front and rear end support horse stools are firmly supported on the ground, the slope section rails and rail heightening brackets are removed, the rails are installed on the slope section, and the ears on the lower longitudinal beam of the trolley are used to tighten the anchor rods to the ground.

[0019] like Figure 7 As shown: by extending and retracting the front and rear end horse stool cylinders, the front horse stool shrinks, the rear end horse stool rises, the slope of the trolley is changed, and the above operations are repeated to make the trolley as a whole turn through the straight section and the slope section angle.

[0020] like Figure 8 As shown: the front-end traveling wheel frame and traveling cylinder are placed on the rails, the rear-end rails of the trolley are extended according to the slope of the slope section and the rail fixing seat is raised, the front and rear-end horse stools are removed, and the trolley travels on the rails using the traveling cylinders and wheel frame.

[0021] When going through a curve, Fig. 9 As shown: The construction of the dragon tail anti-arc section, the special track is connected in sections, straight instead of curved, the error between the track and the walking surface is -12mm, the effective construction length of the anti-arc section is 6 meters, the longitudinal overlap is 0.1 meter, the maximum top arch error is +23mm, and the bottom of the rear end of the lower longitudinal beam is specially treated to facilitate the transition of walking in the anti-arc section.

[0022] When going uphill, Fig.10 As shown: the rails are raised to the height of the straight section by means of the rail fixing seat, the trolley moves to the slope section, and supporting saddles are installed at the front and rear ends of the trolley.

[0023] Beneficial effects:

[0024] In the utility model, the second lining trolley for turning a large-slope folding road surface can achieve the effect of adjusting the position of the upper template assembly by adjusting the components;

[0025] In the utility model, the second lining trolley for turning a large-slope folding road surface can achieve the effect of helping the device to go up and down the slope and turn by moving the components;

[0026] In the utility model, by setting a special box-shaped toothed track and using a horse stool that continuously adjusts its position, the device can be helped to complete the functions of going up and down slopes and turning, reduce work difficulty, and improve work efficiency. At the same time, by setting an adjustment component, the position of the upper template assembly can be adjusted to facilitate unobstructed movement of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the main structure of a second lining trolley for turning a large-slope zigzag road surface proposed by the utility model;

[0028] Figure 2 It is a side view structural schematic diagram of a second lining trolley for turning a large-slope folding road surface proposed by the utility model;

[0029] Figure 3 This is a three-dimensional structural schematic diagram of a special box-shaped toothed track in a second lining trolley for crossing a curve on a large-slope folding road surface proposed by the utility model;

[0030] Figure 4 It is a side view structural schematic diagram of a special box-shaped toothed track for a second lining trolley for crossing a curve on a large-slope folding road surface proposed by the utility model;

[0031] Figure 5-Figure 8 This is a state diagram of a second lining trolley for a large-slope zigzag road surface going downhill;

[0032] Fig. 9 This is a state diagram of a second lining trolley for turning a large-slope zigzag road surface proposed by this invention;

[0033] Fig.10 This is a state diagram of a second lining trolley going uphill for a large-slope switchback road bend proposed by the present invention.

[0034] In the figure: 1. Upper formwork assembly; 2. Bracket column; 3. Bracket crossbeam; 4. Translation cylinder; 5. Upper longitudinal beam; 6. Vertical cylinder; 7. Corner formwork; 8. Lateral screw jack; 9. Lateral cylinder; 10. Cross plate connecting beam; 11. Door frame assembly; 12. Escalator system; 13. Lower longitudinal beam; 14. Travel system; 15. Special box-type toothed track; 16. Vertical screw jack; 17. Anti-tilt device; 18. Hydraulic station; 19. Working platform; 20. Walkway plate platform; 21. Longitudinal truss; 22. Foundation jack; 23. Ground anchor steel bar; 24. Track block. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0036] Example 1

[0037] Reference Figure 1-10 A two-lining trolley comprises: a portal assembly 11, both sides of the portal assembly 11 are provided with a transverse plate connecting beam 10, the tops of the two transverse plate connecting beams 10 are provided with a corner template 7, the tops of the two corner templates 7 are provided with the same upper template assembly 1, both sides of the portal assembly 11 are provided with a lateral oil cylinder 9, the piston rods of the two lateral oil cylinders 9 are used in conjunction with one side of the transverse plate connecting beam 10, both sides of the portal assembly 11 are provided with a lateral screw jack 8, and the piston rods of the two lateral screw jacks 8 are used in conjunction with the corner template 7;

[0038] An adjustment component, which is arranged at the top of the gantry assembly 11 and is used to adjust the position of the upper template assembly 1. The adjustment component includes two vertical cylinders 6 arranged at the top of the gantry assembly 11. A plurality of bracket columns 2 are arranged at the bottom of the upper template assembly 1. The bottoms of the plurality of bracket columns 2 are fixedly connected with the same bracket crossbeam 3. Two upper longitudinal beams 5 are arranged at the bottom of the bracket crossbeam 3. The piston rod of the vertical cylinder 6 cooperates with the upper longitudinal beam 5. Two symmetrically arranged translation cylinders 4 are arranged at the top of the upper template assembly 1. The piston rods of the two translation cylinders 4 cooperate with the two vertical cylinders 6 respectively.

[0039] Two sets of moving components, both of which are fixedly connected to the bottom of the gantry assembly 11 and symmetrically arranged, are used to help the device move. The moving components include a lower longitudinal beam 13 fixedly connected to the bottom of the gantry assembly 11, and a walking system 14 is arranged at the bottom of the lower longitudinal beam 13. The walking system 14 is located at the top of a special box-shaped toothed track 15. A plurality of basic jacks 22 are arranged at the bottom of the gantry assembly 11, and a vertical screw jack 16 is arranged at the top of the gantry assembly 11. Two sets of symmetrically arranged hydraulic stations 18 are arranged at the top of the gantry assembly 11. The maximum longitudinal slope of the trolley is 1:2.8. In order to prevent the trolley from slipping reliably when walking on a slope, the trolley adopts hydraulic oil The travel mode of the cylinder top push, due to the structural characteristics, this trolley can only be lined from downstream to upstream, the track adopts a special box-type tooth block track, the track must be anchored on the walking road surface, the trolley is designed according to the standard section of the side top arch lining of the dragon tail section, the template anti-slant setting: the side mold and the top mold adopt anti-slant roller limit frame, the trolley lateral working platform 19 adopts an articulated method, and the angle with the ground is less than 10°. The trolley is equipped with 8 QL100 jacks and 4 high-legged horse stools. During lining, in order to prevent the trolley from sliding down, a limit device is provided under the track, and the rear end column is strengthened with a large diagonal brace, the upstream end is provided with a diagonal tie rod, and the trolley is equipped with a safety hook, a safety jack and other devices;

[0040] A special box-shaped toothed track 15 is provided with a plurality of anchor steel bars 23 at the bottom of the special box-shaped toothed track 15, and a track block 24 is provided on one side of the anchor steel bars 23. The special box-shaped toothed track 15 cooperates with the moving assembly. When going downhill, Figure 5 As shown: the rails are raised to the height of the straight section by the rail fixing seat, and the trolley moves to the slope section; supporting saddles are installed at the front and rear ends of the trolley;

[0041] like Figure 6 As shown: the front and rear end support horse stools are firmly supported on the ground, the slope section rails and rail heightening brackets are removed, the rails are installed on the slope section, and the ears on the lower longitudinal beam 13 of the trolley are used to tighten the anchor rods to the ground.

[0042] like Figure 7As shown: by extending and retracting the front and rear end horse stool cylinders, the front horse stool shrinks, the rear end horse stool rises, the slope of the trolley is changed, and the above operations are repeated to make the trolley as a whole turn through the straight section and the slope section angle.

[0043] like Figure 8 As shown: the front-end traveling wheel frame and traveling cylinder are placed on the rails, the rear-end rails of the trolley are extended according to the slope of the slope section and the rail fixing seat is raised, the front and rear-end horse stools are removed, and the trolley travels on the rails using the traveling cylinders and wheel frame.

[0044] When going through a curve, Fig. 9 As shown: The construction of the dragon tail anti-arc section, the special track is connected in sections, straight instead of curved, the error between the track and the walking surface is -12mm, the effective construction length of the anti-arc section is 6 meters, the longitudinal overlap is 0.1 meter, the maximum top arch error is +23mm, and the rear end bottom of the lower longitudinal beam 13 is specially treated to facilitate the transition of walking in the anti-arc section.

[0045] When going uphill, Fig.10 As shown: the rails are raised to the height of the straight section by means of the rail fixing seat, the trolley moves to the slope section, and supporting saddles are installed at the front and rear ends of the trolley.

[0046] This application can be used in the field of secondary lining trolleys, and can also be used in other fields.

[0047] Example 2

[0048] refer to Figure 1-10 , a two-line trolley for turning a large-slope folding road surface, which is used in the field of two-line trolleys. Improved on the basis of embodiment 1: the top of the door frame assembly 11 is provided with two sets of symmetrically arranged anti-tilt devices 17.

[0049] However, as is well known to those skilled in the art, the working principles and wiring methods of the base jack 22, vertical screw jack 16, walking system 14, translation cylinder 4, vertical cylinder 6, lateral screw jack 8 and lateral cylinder 9 are commonplace, and they are all conventional means or common knowledge, and will not be elaborated here. Those skilled in the art can make any optional selections according to their needs or convenience.

[0050] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A secondary lining trolley for turning a large-slope zigzag road surface, characterized in that: include: A portal frame assembly (11), wherein both sides of the portal frame assembly (11) are provided with transverse plate connecting beams (10), the tops of the two transverse plate connecting beams (10) are provided with corner templates (7), the tops of the two corner templates (7) are provided with the same upper template assembly (1), both sides of the portal frame assembly (11) are provided with lateral oil cylinders (9), the piston rods of the two lateral oil cylinders (9) are used in conjunction with one side of the transverse plate connecting beam (10), and both sides of the portal frame assembly (11) are provided with lateral screw jacks (8), the piston rods of the two lateral screw jacks (8) are used in conjunction with the corner templates (7); An adjustment component, which is arranged on the top of the door frame assembly (11) and is used to adjust the position of the upper template assembly (1); Two groups of moving components, both groups of moving components are fixedly connected to the bottom of the door frame assembly (11) and are symmetrically arranged to help the device move; A special box-shaped toothed track (15), wherein a plurality of ground anchor steel bars (23) are arranged at the bottom of the special box-shaped toothed track (15), a track block (24) is arranged on one side of the ground anchor steel bars (23), and the special box-shaped toothed track (15) cooperates with a moving component.

2. The second lining trolley for turning a large-slope zigzag road surface according to claim 1 is characterized in that: The adjustment component comprises two vertical cylinders (6) arranged on the top of the door frame assembly (11); a plurality of bracket columns (2) are arranged at the bottom of the upper template assembly (1); the bottoms of the plurality of bracket columns (2) are fixedly connected to the same bracket crossbeam (3); two upper longitudinal beams (5) are arranged at the bottom of the bracket crossbeam (3); the piston rods of the vertical cylinders (6) are used in conjunction with the upper longitudinal beams (5); the top of the upper template assembly (1) is provided with two symmetrically arranged translation cylinders (4); the piston rods of the two translation cylinders (4) are used in conjunction with the two vertical cylinders (6), respectively.

3. The second lining trolley for turning a large-slope zigzag road surface according to claim 1 is characterized in that: The moving assembly comprises a lower longitudinal beam (13) fixedly connected to the bottom of the portal frame assembly (11), a walking system (14) is arranged at the bottom of the lower longitudinal beam (13), and the walking system (14) is located at the top of a special box-shaped toothed track (15).

4. The second lining trolley for turning a large-slope zigzag road surface according to claim 1 is characterized in that: Escalator systems (12) are provided on both sides of the portal assembly (11), a plurality of working platforms (19) are provided on both sides of the portal assembly (11), a plurality of walkway platforms (20) are provided inside the portal assembly (11), and a plurality of longitudinal trusses (21) are provided inside the portal assembly (11).

5. The second lining trolley for turning a large-slope zigzag road surface according to claim 1 is characterized in that: A plurality of basic jacks (22) are arranged at the bottom of the portal assembly (11), a vertical screw jack (16) is arranged at the top of the portal assembly (11), and two symmetrically arranged groups of hydraulic stations (18) are arranged at the top of the portal assembly (11).

6. The second lining trolley for turning a large-slope zigzag road surface according to claim 1 is characterized in that: Two sets of anti-tilt devices (17) are symmetrically arranged on the top of the door frame assembly (11).