Variable-radian gantry-free outer mold trolley

Abstract

The utility model belongs to the field of trolleys, particularly relates to a variable-radian portal-frame-free outer formwork trolley, and provides the following scheme aiming at the problems that an existing common outer formwork trolley adopts a portal frame type design, the design is large in occupied space, the adjustable space of formwork radian is small, and the trolley cannot adapt to more section construction conditions. The utility model discloses a portal frame-free trolley which comprises a portal frame cross beam and an outer formwork assembly, the portal frame cross beam is located outside the outer formwork assembly, a plurality of portal frame stand columns are fixedly connected to the bottom of the portal frame cross beam, and a plurality of portal frame diagonal draw bars are arranged between the portal frame cross beam and the portal frame stand columns. The assembly period is short; the two sides of the top die are respectively provided with two flexible parting positions used for adjusting the radian of the die plate when the radian is changed, meanwhile, a lengthening block is additionally arranged on the hanging bracket to adapt to changes, the middle of the trolley lower die is designed in a segmented mode, and when the radian is changed, a short die plate is additionally arranged in the middle of the die plate to adjust the radian of the die plate.

Description

Technical Field

[0001] The utility model relates to the technical field of trolleys, in particular to a trolley with a variable curvature and no door frame outer mold. Background Art

[0002] The trolley, whose full name is lining trolley, is mainly used for concrete pouring in tunnels, diversion tunnels and secondary linings. The trolley is divided into two structures, one is the walking type and the other is the needle beam type. The trolley is mainly composed of a gantry and a formwork. The gantry is the main load-bearing device and the formwork is designed according to the shape of the tunnel. It has the advantages of automatic walking and hydraulic automatic positioning and demoulding (can realize up, down, left and right movement).

[0003] Ordinary external mold trolleys adopt a gantry design, which occupies a large space and has a small space for adjusting the curvature of the template, and cannot adapt to the conditions of construction of more sections. Therefore, we propose a variable curvature gantry-free external mold trolley to solve the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that ordinary external mold trolleys adopt a gantry design, which occupies a large space, has a small adjustable space for the template curvature, and cannot adapt to the conditions of construction of more cross-sections, and proposes a variable curvature gantry-free external mold trolley.

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

[0006] A variable-curvature gantry-free outer formwork trolley comprises a gantry crossbeam and an outer formwork assembly, wherein the gantry crossbeam is located outside the outer formwork assembly, a plurality of gantry columns are fixedly connected to the bottom of the gantry crossbeam, a plurality of gantry diagonal rods are arranged between the gantry crossbeam and the gantry columns, a plurality of horizontal plate vertical hangers are arranged between the gantry crossbeam and the outer formwork assembly, a plurality of translation cylinders are arranged on the gantry crossbeam for adjusting the position of the horizontal plate vertical hangers, a plurality of horizontal plate connecting beams are arranged on the top of the outer formwork assembly, and the horizontal plate connecting beams are used in conjunction with the horizontal plate vertical hangers;

[0007] The outer template is generally composed of an upper template and a lower template. The upper template is divided into multiple sections and is hinged by hinges. The connection points of the multiple upper templates are all provided with locking screws for tightening the multiple upper templates.

[0008] A plurality of lateral oil cylinders are arranged between the outer template assembly and the portal column, a vertical oil cylinder is arranged at the bottom of the portal column, and a vertical telescopic rod is arranged on the output shaft of the vertical oil cylinder;

[0009] It also includes steel rails laid on the ground. A walking system is arranged at the bottom of the portal column. A rail clamp is arranged at the bottom of the walking system. The rail clamp is used in conjunction with the steel rails.

[0010] In a possible design, a plurality of hydraulic systems are provided on the portal column, and a plurality of ladder railing platforms are provided on the portal column.

[0011] In a possible design, a plurality of cross-body jacks are arranged between the portal columns and the portal beams.

[0012] In a possible design, a plurality of lower longitudinal beams are arranged inside the portal column, and a plurality of upper longitudinal beams are arranged inside the portal cross beam.

[0013] In a possible design, it also includes multiple first telescopic rod raising blocks and second telescopic rod raising blocks, and the multiple first telescopic rod raising blocks and second telescopic rod raising blocks are all arranged between the vertical telescopic rod and the vertical cylinder, and multiple gantry foundation jacks are arranged on both sides of the vertical telescopic rod.

[0014] In a possible design, a plurality of hanger rod extension blocks and truss column heightening plates are provided on the outer formwork assembly, and the hanger rod extension blocks and truss column heightening plates are respectively arranged on a plurality of cross-plate connecting beams.

[0015] In a possible design, a plurality of side mold extension plates are provided at both ends of the lower mold plate to increase the height of the outer mold plate assembly.

[0016] Beneficial effects:

[0017] In the utility model, the trolley structure is a door-free type, which occupies a small space, has a large working space, and a short assembly cycle;

[0018] In the utility model, the trolley can adapt to a variety of sections;

[0019] In the utility model, two flexible split positions are respectively arranged on both sides of the top mold, which are used to adjust the curvature of the template when the curvature changes, and at the same time, the hanger is increased with an extension block to adapt to the change;

[0020] In the utility model, the middle of the lower die of the trolley is designed in sections, and when the curvature is changed, a short template is added in the middle of the template to adjust the curvature of the template;

[0021] In the utility model, a ladder platform is set on one side to facilitate workers to climb, increase the operating space, and greatly improve safety;

[0022] In the utility model, the top mold is provided with a template support rod, which effectively controls the distance between the inner and outer mold templates and improves the lining quality;

[0023] In the utility model, steel bars are embedded under the template, and the template is connected by bolt tightening, which is simple to operate and highly efficient.

[0024] In the utility model, this variable-radius gantry-free design optimizes the technology of traditional machinery, has high efficiency and low cost, and can adapt to the requirements of the current tunnel changes, and has very great promotion value. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the main structure of a variable-curvature, door-less outer mold trolley proposed by the utility model;

[0026] Figure 2 This is a side view structural schematic diagram of a variable curvature doorless outer mold trolley proposed by the utility model;

[0027] Figure 3 This is a schematic diagram of the main structure of a variable-radian doorless outer mold trolley proposed by the utility model.

[0028] In the figure: 1. Translation cylinder; 2. Vertical hanger of cross plate; 3. Cross beam of portal frame; 4. Diagonal tie rod of portal frame; 5. Cross plate connecting through beam; 6. Portal column; 7. External formwork assembly; 8. Locking screw; 9. Lateral cylinder; 10. Vertical cylinder; 11. Vertical telescopic rod; 12. Travel system; 13. Upper longitudinal beam; 14. Hydraulic system; 15. Ladder railing platform; 16. Lower longitudinal beam; 17. Rail; 18. Figure 8 jack; 19. Rail clamp; 20. Portal foundation jack; 21. First telescopic rod heightening block; 22. Second telescopic rod heightening block; 23. Side formwork extension plate; 24. Hanger extension block; 25. Truss column heightening plate. DETAILED DESCRIPTION

[0029] 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.

[0030] Example 1

[0031] Reference Figure 1-3A variable-curvature gantry-free outer mold trolley, which is used in the trolley field, includes: a gantry crossbeam 3 and an outer mold assembly 7, the gantry crossbeam 3 is located outside the outer mold assembly 7, a plurality of gantry columns 6 are fixedly connected to the bottom of the gantry crossbeam 3, a plurality of gantry diagonal rods 4 are arranged between the gantry crossbeam 3 and the gantry columns 6, a plurality of horizontal plate vertical hangers 2 are arranged between the gantry crossbeam 3 and the outer mold assembly 7, a plurality of translation cylinders 1 are arranged on the gantry crossbeam 3 for adjusting the position of the horizontal plate vertical hanger 2, a plurality of horizontal plate connecting beams 5 are arranged on the top of the outer mold assembly 7, and the horizontal plate connecting beams 5 are used in conjunction with the horizontal plate vertical hanger 2, the trolley structure is a gantry-free type, occupies a small space, has a large working space, and has a short assembly cycle;

[0032] The outer template assembly 7 is divided into an upper template and a lower template. The upper template is divided into multiple sections and is hinged by hinges. The connection points of the multiple upper templates are all provided with locking screws 8 for tightening the multiple upper templates.

[0033] A plurality of lateral oil cylinders 9 are arranged between the outer template assembly 7 and the portal column 6, a vertical oil cylinder 10 is arranged at the bottom of the portal column 6, a vertical telescopic rod 11 is arranged on the output shaft of the vertical oil cylinder 10, a plurality of splayed jacks 18 are arranged between the portal column 6 and the portal cross beam 3, a plurality of lower longitudinal beams 16 are arranged inside the portal column 6, and a plurality of upper longitudinal beams 13 are arranged inside the portal cross beam 3;

[0034] It also includes a steel rail 17 laid on the ground, a travel system 12 is provided at the bottom of the gantry column 6, and a rail clamp 19 is provided at the bottom of the travel system 12, and the rail clamp 19 is used in conjunction with the steel rail 17;

[0035] It also includes a plurality of first telescopic rod heightening blocks 21 and a second telescopic rod heightening block 22, which are both arranged between the vertical telescopic rod 11 and the vertical oil cylinder 10, and a plurality of gantry foundation jacks 20 are arranged on both sides of the vertical telescopic rod 11;

[0036] The outer template assembly 7 is provided with a plurality of hanger extension blocks 24 and truss column heightening plates 25, which are respectively arranged on a plurality of transverse plate connecting through beams 5, and two flexible split positions are arranged on both sides of the top template, which are used to adjust the template curvature when the curvature changes, and at the same time, the hanger increases the extension blocks to adapt to the changes;

[0037] A plurality of side mold connecting plates 23 are arranged at both ends of the lower mold plate to increase the height of the outer mold plate assembly 7. The middle of the lower mold plate of the trolley is designed in sections. When the curvature is changed, a short mold plate is added in the middle of the mold plate to adjust the curvature of the mold plate.

[0038] Example 2

[0039] refer to Figure 1-3, based on the improvement of Example 1: a plurality of hydraulic systems 14 are arranged on the gantry column 6, a plurality of ladder railing platforms 15 are arranged on the gantry column 6, and a ladder platform is arranged on one side to facilitate workers to climb, increase the operating space, and greatly improve the safety.

[0040] However, as is well known to those skilled in the art, the working principles and wiring methods of the hydraulic system 14, walking system 12, vertical cylinder 10 and translation cylinder 1 are commonplace, and are all conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0041] 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 variable-curvature gantry-free outer mold trolley, characterized in that: It comprises a portal crossbeam (3) and an outer formwork assembly (7), wherein the portal crossbeam (3) is located outside the outer formwork assembly (7), a plurality of portal columns (6) are fixedly connected to the bottom of the portal crossbeam (3), a plurality of portal inclined rods (4) are arranged between the portal crossbeam (3) and the portal columns (6), a plurality of horizontal plate vertical hangers (2) are arranged between the portal crossbeam (3) and the outer formwork assembly (7), a plurality of translation cylinders (1) are arranged on the portal crossbeam (3) for adjusting the position of the horizontal plate vertical hangers (2), a plurality of horizontal plate connecting beams (5) are arranged on the top of the outer formwork assembly (7), and the horizontal plate connecting beams (5) are used in conjunction with the horizontal plate vertical hangers (2); The outer template assembly (7) is divided into an upper template and a lower template, the upper template is divided into multiple sections and is hinged by hinges, and the connection points of the multiple upper templates are all provided with locking screws (8) for tightening the multiple upper templates; A plurality of lateral oil cylinders (9) are arranged between the outer template assembly (7) and the portal column (6); a vertical oil cylinder (10) is arranged at the bottom of the portal column (6); and a vertical telescopic rod (11) is arranged on the output shaft of the vertical oil cylinder (10); It also includes a steel rail (17) laid on the ground, a walking system (12) is arranged at the bottom of the door frame column (6), a rail clamp (19) is arranged at the bottom of the walking system (12), and the rail clamp (19) is used in conjunction with the steel rail (17).

2. The variable curvature non-gantry outer mold trolley according to claim 1, characterized in that: A plurality of hydraulic systems (14) are arranged on the portal column (6), and a plurality of ladder railing platforms (15) are arranged on the portal column (6).

3. The variable curvature non-gantry outer mold trolley according to claim 1, characterized in that: A plurality of eight-shaped jacks (18) are arranged between the door frame upright column (6) and the door frame cross beam (3).

4. The variable curvature non-gantry outer mold trolley according to claim 1, characterized in that: A plurality of lower longitudinal beams (16) are arranged inside the portal frame upright column (6), and a plurality of upper longitudinal beams (13) are arranged inside the portal frame cross beam (3).

5. The variable curvature non-gantry outer mold trolley according to claim 1, characterized in that: It also comprises a plurality of first telescopic rod heightening blocks (21) and second telescopic rod heightening blocks (22), wherein the plurality of first telescopic rod heightening blocks (21) and second telescopic rod heightening blocks (22) are all arranged between the vertical telescopic rod (11) and the vertical oil cylinder (10), and a plurality of gantry foundation jacks (20) are arranged on both sides of the vertical telescopic rod (11).

6. The variable curvature non-gantry outer mold trolley according to claim 1, characterized in that: The outer formwork assembly (7) is provided with a plurality of suspension rod extension blocks (24) and truss column heightening plates (25), and the suspension rod extension blocks (24) and truss column heightening plates (25) are respectively arranged on a plurality of transverse plate connecting through beams (5).

7. The variable curvature non-gantry outer mold trolley according to claim 1, characterized in that: A plurality of side mold extension plates (23) are provided at both ends of the lower mold plate to increase the height of the outer mold plate assembly (7).

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