CN221032648U - Self-propelled movable mould frame for tunnel central ditch - Google Patents
Self-propelled movable mould frame for tunnel central ditch Download PDFInfo
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- CN221032648U CN221032648U CN202322920401.6U CN202322920401U CN221032648U CN 221032648 U CN221032648 U CN 221032648U CN 202322920401 U CN202322920401 U CN 202322920401U CN 221032648 U CN221032648 U CN 221032648U
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 238000009415 formwork Methods 0.000 claims abstract description 19
- 238000010276 construction Methods 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of tunnel auxiliary equipment, in particular to a tunnel center ditch self-propelled movable formwork, which comprises a longitudinal beam which is horizontally arranged and two first transverse supporting frames which are fixed at the two ends of the longitudinal beam and are horizontally arranged, wherein the first transverse supporting frames are positioned above the top of the tunnel center ditch, the two ends of each first transverse supporting frame are fixedly provided with movable frames, and one end of each movable frame, which is far away from each first transverse supporting frame, is provided with self-propelled travelling wheels; two first lifting hydraulic rods are transversely connected to the first transverse supporting frame in a sliding manner, and the extending ends of the first lifting hydraulic rods are arranged downwards and connected with templates; and a first displacement hydraulic rod for driving the first lifting hydraulic rod to move is fixed above the moving frame. The first lifting hydraulic rod is driven to transversely slide by the first displacement hydraulic rod, so that the distance between the two templates is adjusted, the width of the central ditch of the tunnel is adjusted, and the construction requirements of different tunnels are met.
Description
Technical Field
The utility model relates to the technical field of tunnel auxiliary equipment, in particular to a self-propelled movable formwork for a tunnel central ditch.
Background
The ditch which is cast and formed in the tunnel reserves partial width in the early construction, because if the ditch is constructed to the design position at one time, the subsequent various machines walk back and forth to damage the edges and corners of the ditch, and the later completion and acceptance are affected. The prior construction is to reserve a part of the casting-free part, after the tunnel is penetrated, most construction machines are already completed to be operated and removed from the site, and then the part reserved at the beginning is casted, so that the ditch can be kept from being damaged, and further treatment on the width of the casted ditch is needed.
The construction of the traditional tunnel center ditch is not regulated by a unified construction method, so that the construction method is various, the working procedure is complicated, the circulation time is long, the reinforcement and the support are time-consuming and labor-consuming, the integrity is poor, the operation labor intensity is high, the civilized construction is difficult to ensure, the template cost is high, and the appearance quality is poor. The patent with the publication number of CN208057132U discloses a self-propelled movable formwork for a tunnel central ditch, which greatly improves the construction work efficiency, and simultaneously eliminates the defect of the whole quality of the structure due to the characteristics of the superiority of the whole structure, convenient operation, good rigidity and the like, and has good using effect. However, the conventional tunnel center ditch self-propelled movable formwork cannot adjust the ditch width in a large range.
Disclosure of utility model
The utility model aims to solve the problem that the conventional tunnel center ditch self-propelled movable die carrier cannot adjust the ditch width in a large range, and provides a technical scheme capable of solving the problem.
The self-propelled movable formwork for the tunnel center ditch comprises a longitudinal beam which is horizontally arranged and two first transverse supporting frames which are fixed at the two ends of the longitudinal beam and are horizontally arranged, wherein the first transverse supporting frames are positioned above the top of the tunnel center ditch, two ends of each first transverse supporting frame are fixedly provided with movable frames, and one end of each movable frame, which is far away from each first transverse supporting frame, is provided with self-propelled travelling wheels; two first lifting hydraulic rods are transversely connected to the first transverse supporting frame in a sliding manner, and the extending ends of the first lifting hydraulic rods are arranged downwards and connected with templates; and a first displacement hydraulic rod for driving the first lifting hydraulic rod to move is fixed above the moving frame.
Further, the template comprises a vertical die and a bottom plate, the vertical die and the bottom plate form an L-shaped structure, a connecting block is fixed at the extending end of the first lifting hydraulic rod and connected with the top of the side face of the vertical die through a connecting plate, and two ends of the connecting plate are respectively connected with the connecting block and the vertical die in a rotating mode through rotating shafts.
Further, a pressing plate is horizontally fixed on one side of the vertical die, which is close to the connecting block, and the connecting block is pressed on the pressing plate when concrete is poured in the central ditch of the tunnel.
Further, two be provided with spacing subassembly between the bottom plate, spacing subassembly includes limiting plate and spacing post, two spacing holes have been seted up to the limiting plate, the spacing post set up in the one end that the vertical mould was kept away from to the bottom plate side, the spacing post run through spacing hole with limiting plate sliding connection and non-rotation are connected, the spacing post is kept away from one side of bottom plate is fixed limited bit.
Further, the limit column is a square column and is fixedly connected with the bottom plate, and the limit head is detachably connected with the limit column.
Further, at least one second transverse supporting frame is further arranged between the two first transverse supporting frames, two ends of each second transverse supporting frame are fixedly provided with moving frames and moving wheels, each second transverse supporting frame is transversely connected with two second lifting hydraulic rods in a sliding mode, an abutting block is fixedly arranged at the extending end of each second lifting hydraulic rod, and a second displacement hydraulic rod for driving the corresponding second lifting hydraulic rod to move is arranged on the outer side of each second transverse supporting frame.
Further, the through hole is formed in the first transverse support frame, the sliding grooves are formed in two sides of the through hole in the transverse direction, the first mounting plate is arranged in the through hole, the sliding blocks corresponding to the sliding grooves are arranged on two sides of the first mounting plate, the first lifting hydraulic rod is mounted on the first mounting plate, the extending end of the first lifting hydraulic rod penetrates through the first mounting plate, and the extending end of the first displacement hydraulic rod is connected with the first mounting plate.
Further, the hydraulic lifting device further comprises a fixing rod, wherein the fixing rod is fixed on the movable frame, and the first displacement hydraulic rod or the second displacement hydraulic rod is fixed on the top of the movable frame.
Compared with the prior art, the utility model has the beneficial effects that:
According to the self-propelled movable formwork for the tunnel center ditch, the first displacement hydraulic rod is arranged to drive the first lifting hydraulic rod to slide along the first transverse supporting frame, so that the distance between the two templates is adjusted, the width of the tunnel center ditch is adjusted, and the self-propelled movable formwork is suitable for construction requirements of different tunnels. Through setting up first lift hydraulic stem, realize the lift of template, self-propelled walking wheel can drive the template and remove to next construction section to be convenient for construct.
Through setting up both ends respectively with connecting block and vertical mould rotation connection's connecting plate, during the drawing of patterns, when first lift hydraulic stem drove connecting block and template and risen, because the effect of gravity, the vertical mould moves to ditch inboard, can be convenient for the drawing of patterns. Through setting up the clamp plate, when tunnel center ditch concreting, the connecting block is pressed and is located on the clamp plate, effectively prevents that the template from removing, guarantees construction quality.
Through setting up spacing subassembly, make and connect through spacing subassembly between two templates, because spacing post can only sliding connection can not rotate with the limiting plate and be connected for the limiting plate is parallel with the bottom plate all the time, thereby effectively prevent when lifting down, the angle of template changes, influences the construction.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a use state diagram of a tunnel center ditch self-propelled movable formwork in an embodiment of the utility model.
Fig. 2 is a schematic diagram of the overall structure of a tunnel center ditch self-propelled movable formwork in an embodiment of the utility model.
Fig. 3 is a schematic diagram of an overall structure of another view angle of a tunnel center ditch self-propelled movable mold frame in an embodiment of the utility model.
Fig. 4 is an enlarged view at a in fig. 2.
Fig. 5 is an enlarged view at B in fig. 2.
Fig. 6 is an enlarged view at C in fig. 3.
In the figure: 1. a longitudinal beam; 2. a first transverse support frame; 3. a moving rack; 4. a self-propelled travelling wheel; 5. a first lifting hydraulic lever; 6. a first displacement hydraulic lever; 7. a vertical die; 8. a bottom plate; 9. a connecting block; 10. a connecting plate; 11. a rotating shaft; 12. a pressing plate; 13. a limiting plate; 14. a limit column; 15. a limiting hole; 16. a positioning head; 17. a second transverse support; 18. a second lifting hydraulic rod; 19. a second displacement hydraulic lever; 20. a through hole; 21. a chute; 22. a first mounting plate; 23. a fixed rod; 24. and abutting the block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, 2 and 3, the tunnel center ditch self-propelled movable formwork in this embodiment includes a horizontal longitudinal beam 1 and two first horizontal support frames 2 fixed at two ends of the longitudinal beam 1 and horizontally arranged, wherein the first horizontal support frames 2 are located above the tunnel center ditch top. The two ends of the first transverse supporting frame 2 are fixed with moving frames 3, the part of the moving frames 3 close to the first transverse supporting frame 2 extends obliquely downwards, the rest part extends horizontally, and one end of the moving frames 3 far away from the first transverse supporting frame 2 is provided with self-propelled travelling wheels 4. Two first lifting hydraulic rods 5 are transversely connected to the first transverse supporting frame 2 in a sliding mode, and the extending ends of the first lifting hydraulic rods 5 are arranged downwards and connected with templates. A first displacement hydraulic rod 6 for driving the first lifting hydraulic rod 5 to move is fixed above the movable frame 3.
The first lifting hydraulic rod 5 is driven to slide along the first transverse supporting frame 2 by the first displacement hydraulic rod 6, so that the distance between the two templates is adjusted, the width of a central ditch of a tunnel is adjusted, and the construction requirements of different tunnels are met.
In this embodiment, as shown in fig. 6, the left and right parts of the first transverse supporting frame 2 are vertically provided with through holes 20, the through holes 20 are in a strip shape, the front and rear side surfaces of the through holes 20 are transversely provided with sliding grooves 21, and the length of the sliding grooves 21 is the same as that of the through holes 20. The first mounting plate 22 is slidably mounted in the through hole 20, sliding blocks matched with the sliding grooves 21 are fixed on the front side and the rear side of the first mounting plate 22, the first lifting hydraulic rod 5 is mounted on the first mounting plate 22, and the extending end of the first lifting hydraulic rod 5 penetrates through the first mounting plate 22.
In this embodiment, the template includes a vertical mold 7 and a bottom plate 8, where the vertical mold 7 and the bottom plate 8 form an L-shaped structure, as shown in fig. 4, the extending end of the first lifting hydraulic rod 5 is fixed with a connecting block 9, the connecting block 9 is connected with the top of the side surface of the vertical mold 7 through a connecting plate 10, and preferably, two ends of the connecting plate 10 are respectively connected with the connecting block 9 and the vertical mold 7 in a rotating manner through a rotating shaft 11.
Through setting up both ends respectively with connecting block 9 and vertical mould 7 rotate the connecting plate 10 of being connected, during the drawing of patterns, when first lift hydraulic stem 5 drove connecting block 9 and template and risen, because the effect of gravity, vertical mould 7 moves to the ditch inboard, can be convenient for the drawing of patterns.
The tunnel center ditch self-propelled movable mold frame in this embodiment includes a fixed rod 23, the fixed rod 23 is fixed on the horizontal portion of the movable frame 3, the first displacement hydraulic rod 6 is fixed on the top of the movable frame 3, the first displacement hydraulic rod 6 is horizontally installed, and the extending end extends to the inner side of the through hole 20 of the first transverse supporting frame 2 and is connected with the first mounting plate 22, so as to drive the first mounting plate 22 and the first lifting hydraulic rod 5 to move left and right.
In the embodiment, a pressing plate 12 is horizontally fixed on one side of the vertical die 7 close to the connecting block 9, and when concrete is poured in a central ditch of a tunnel, the connecting block 9 is pressed on the pressing plate 12. The template is effectively prevented from moving, and the construction quality is ensured.
Two be provided with spacing subassembly between the bottom plate 8, as shown in fig. 5, spacing subassembly includes limiting plate 13 and spacing post 14, and two spacing holes 15 have been seted up to limiting plate 13, and two spacing holes 15 are co-altitude and all are rectangular shape, and spacing post 14 sets up in the one end that vertical mould 7 was kept away from to bottom plate 8 side, and spacing post 14 runs through spacing hole 15, and spacing post 14 and limiting plate 13 sliding connection and non-swivelling connection, and one side that spacing post 14 kept away from bottom plate 8 is fixed with spacing head 16. Preferably, the spacing post 14 is square post and with bottom plate 8 fixed connection, spacing head 16 and spacing post 14 detachable connection to the installation of being convenient for, specifically, in this embodiment, spacing post 14 is provided with the double-screw bolt in an organic whole in the one end that is away from bottom plate 8, and the screw hole has been seted up to one side that spacing head 16 leaned into spacing post 14, spacing head 16 and spacing post 14 threaded connection.
Through setting up spacing subassembly, make and connect through spacing subassembly between two templates, because spacing post 14 can only sliding connection with limiting plate 13 can not rotate to be connected for limiting plate 13 is parallel with bottom plate 8 all the time, thereby effectively prevent when lifting down, the angle of template changes, influences the construction.
In this embodiment, at least one second transverse supporting frame 17 is further disposed between the two first transverse supporting frames 2, the second transverse supporting frames 17 are fixedly connected with the longitudinal beam 1, two ends of each second transverse supporting frame 17 are fixedly provided with moving frames 3 and moving wheels, the second transverse supporting frames 17 are transversely slidably connected with two second lifting hydraulic rods 18, an extending end of each second lifting hydraulic rod 18 is fixedly provided with an abutting block 24, and a second displacement hydraulic rod 19 for driving the second lifting hydraulic rods 18 to move is arranged outside the second transverse supporting frames 17. When the concrete is poured into the central ditch of the tunnel, the abutting blocks 24 are abutted against the side surfaces of the vertical die 7, so that the stability of the die plate during concrete pouring is further ensured.
Specifically, the second transverse supporting frame 17 has the same structure as the first transverse supporting frame 2, the second lifting hydraulic rod 18 has the same structure as the first lifting hydraulic rod 5, and the second displacement hydraulic rod 19 has the same structure as the first displacement hydraulic rod 6.
In this embodiment, the self-propelled travelling wheels 4 on both sides of the first transverse supporting frame 2 adopt existing hydraulic travelling wheels or electric travelling wheels with braking function, and the moving wheels on both sides of the second transverse supporting frame 17 adopt non-driving wheels. Thereby being convenient for fixing the position of the die carrier during pouring and being convenient for moving the position of the die plate after pouring.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. Tunnel center ditch is from moving die carrier, its characterized in that includes:
A horizontally arranged longitudinal beam (1);
The first transverse supporting frames (2) are fixed at two ends of the longitudinal beam (1) and are horizontally arranged above the top of the central ditch of the tunnel;
a movable frame (3) fixed at two ends of the first transverse supporting frame (2);
A self-propelled travelling wheel (4) arranged at one end of the movable frame (3) far away from the first transverse supporting frame (2);
two first lifting hydraulic rods (5) which are transversely and slidably connected with the first transverse supporting frame (2);
A template connected with the first lifting hydraulic rod (5); and
The first displacement hydraulic rod (6) is fixed above the movable frame (3) and drives the first lifting hydraulic rod (5) to move.
2. The tunnel center ditch self-propelled movable formwork according to claim 1, wherein the formwork comprises a vertical die (7) and a bottom plate (8), the vertical die (7) and the bottom plate (8) form an L-shaped structure, a connecting block (9) is fixed at the extending end of the first lifting hydraulic rod (5), the connecting block (9) is connected with the top of the side surface of the vertical die (7) through a connecting plate (10), and two ends of the connecting plate (10) are respectively connected with the connecting block (9) and the vertical die (7) in a rotating mode through rotating shafts (11).
3. The tunnel center ditch self-propelled movable formwork according to claim 2, wherein a pressing plate (12) is horizontally fixed on one side of the vertical formwork (7) close to the connecting block (9), and the connecting block (9) is pressed on the pressing plate (12) when concrete is poured in the tunnel center ditch.
4. The tunnel center ditch self-propelled movable formwork according to claim 3, wherein a limiting assembly is arranged between the two bottom plates (8), the limiting assembly comprises a limiting plate (13) and a limiting column (14), the limiting plate (13) is provided with two limiting holes (15), the limiting column (14) is arranged at one end, far away from the vertical formwork (7), of the side face of the bottom plate (8), the limiting column (14) penetrates through the limiting holes (15) and is connected with the limiting plate (13) in a sliding and non-rotating mode, and a limiting head (16) is fixed at one side, far away from the bottom plate (8), of the limiting column (14).
5. The tunnel center ditch self-propelled movable formwork as claimed in claim 4, wherein the limit posts (14) are square posts and fixedly connected with the bottom plate (8), and the limit heads (16) are detachably connected with the limit posts (14).
6. The tunnel center ditch self-propelled movable formwork according to claim 2, wherein at least one second transverse supporting frame (17) is further arranged between the two first transverse supporting frames (2), two ends of each second transverse supporting frame (17) are fixedly provided with movable frames (3) and are provided with movable wheels, the second transverse supporting frames (17) are transversely connected with two second lifting hydraulic rods (18) in a sliding mode, an abutting block (24) is fixedly arranged at the extending end of each second lifting hydraulic rod (18), and a second displacement hydraulic rod (19) for driving the corresponding second lifting hydraulic rod (18) to move is arranged outside each second transverse supporting frame (17).
7. The tunnel center ditch self-propelled movable formwork according to claim 1, wherein the first transverse supporting frame (2) is provided with a through hole (20), two sides of the through hole (20) are transversely provided with sliding grooves (21), a first mounting plate (22) is arranged in the through hole (20), two sides of the first mounting plate (22) are provided with sliding blocks corresponding to the sliding grooves (21), the first lifting hydraulic rod (5) is mounted on the first mounting plate (22) and the extending end penetrates through the first mounting plate (22), and the extending end of the first displacement hydraulic rod (6) is connected with the first mounting plate (22).
8. The tunnel center ditch self-propelled moving die carrier according to claim 6, further comprising a fixing rod (23), wherein the fixing rod (23) is fixed on the moving frame (3), and the first displacement hydraulic rod (6) or the second displacement hydraulic rod (19) is fixed on the top of the moving frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322920401.6U CN221032648U (en) | 2023-10-30 | 2023-10-30 | Self-propelled movable mould frame for tunnel central ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322920401.6U CN221032648U (en) | 2023-10-30 | 2023-10-30 | Self-propelled movable mould frame for tunnel central ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221032648U true CN221032648U (en) | 2024-05-28 |
Family
ID=91181460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322920401.6U Active CN221032648U (en) | 2023-10-30 | 2023-10-30 | Self-propelled movable mould frame for tunnel central ditch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221032648U (en) |
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2023
- 2023-10-30 CN CN202322920401.6U patent/CN221032648U/en active Active
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