CN217811182U - Cast-in-place railway tunnel internal and external mold of open cut section and support - Google Patents

Abstract

The utility model discloses an inside and outside mould and support of open cut section cast-in-place railway tunnel, belonging to the technical field of construction tools, comprising an outside mould main body, wherein the outer surface of the upper end of the outside mould main body is provided with a pressure-resistant shell, the upper end of the pressure-resistant shell is fixedly connected with a plurality of groups of stabilizing supports, the upper end of each stabilizing support is fixedly connected with a top plate, the inside of the lower part of the outside mould main body is provided with an inside mould main body, the inside of the two sides of the upper end of the inside mould main body is respectively and fixedly connected with a jack pin shaft, and the two groups of jack pin shafts are symmetrical about the central axis of the inside mould main body; the utility model discloses can effectually practice thrift manpower and materials, overall security is high, and the high easily control of construction synchronism, construction quality is good, can improve the universalization of support main part, after the engineering, can slightly reform transform or need not change just can directly continue to use to next building site, and is more economical.

Description

Cast-in-place railway tunnel internal and external mold of open cut section and support

Technical Field

The utility model relates to a building tool technical field especially relates to a cast-in-place railway tunnel inside and outside mould of open cut section and support.

Background

In the process of pouring railway tunnel lining concrete, the templates are indispensable construction equipment, and the auxiliary action of other mechanical equipment is added, so that the investment of labor force can be greatly reduced, the proper templates are selected for tunnel lining construction, the mechanization efficiency can be improved, and the construction period can be shortened. At present, most of domestic clear excavation tunnel construction mainly uses a coil buckle type scaffold, a bamboo plywood and a triangular template, and the scaffold can be erected to adjust the angle and the position of the template at will, so that the adaptability is high;

however, the method has the obvious disadvantages that the bamboo plywood is used for a few times, the bamboo plywood needs to be manufactured again after concrete is poured for a few times, a scaffold needs to be erected again for each concrete, and the method cannot meet the use requirement of a project with a tight construction period, so that the open-cut tunnel formwork trolley slowly occupies the market.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing an open cut section cast-in-place railway tunnel inside and outside mould and support.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides an open cut section cast-in-place railway tunnel inside and outside mould, includes the external mold main part, external mold main part upper end surface is provided with the resistance to compression shell, a plurality of groups of stabilizing supports of resistance to compression shell upper end fixedly connected with, stabilizing support upper end fixedly connected with roof.

As a further scheme of the utility model, external mold main part below is provided with the centre form main part, the inside respectively fixedly connected with of centre form main part upper end both sides is very heavy round pin axle, and is two sets of very heavy round pin axle is symmetrical about centre form main part center pin.

As a further scheme of the utility model, centre form main part bottom both sides swing joint respectively have lower margin jack, centre form main part both ends inner wall swing joint respectively has two sets of monaural screw jack, four groups monaural screw jack is two liang symmetrical about centre form main part center pin.

As a further scheme of the utility model, centre form main part both ends inner wall bottom side swing joint has eight characters jack, and is two sets of eight characters jack is about centre form main part center pin symmetry, centre form main part both ends inner wall fixedly connected with very heavy tie-beam respectively, and is two sets of very heavy tie-beam is about centre form main part center pin symmetry.

As a further scheme of the utility model, jack tie-beam upper end swing joint has the side direction hydro-cylinder, jack tie-beam left end swing joint has ears screw jack, centre form main part upper end inner wall is close to central both sides fixedly connected with bracket respectively, bracket bottom fixedly connected with translation board, translation board bottom fixedly connected with portal main part.

The utility model provides a cast-in-place railway tunnel support of open cut section, includes the support main part, there is the connection telescopic link near bottom side swing joint respectively at support main part both ends, fixedly connected with work ladder respectively at support main part both ends, a plurality of groups of support jack of support main part bottom fixedly connected with, the left side connect telescopic link bottom fixedly connected with driven machine, the right side connect telescopic link bottom fixedly connected with driving machine, it is provided with the rail to support the jack bottom, a plurality of groups of sleepers of rail bottom fixedly connected with.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. place the external mold main part at centre form main part through outside conveyer directly over the assigned position, outside conveying equipment pours the concrete into external mold main part and centre form main part, along with the continuous increase of concrete, centre form main part surface receives the pressure that comes from the concrete production, each jack of group supports the centre form main part simultaneously, after the concrete condenses the completion, translation board circular telegram starts and removes in the portal main part, the bracket takes the centre form main part out under the drive of translation board, can effectual saving manpower and materials, the overall security is high, the high easy control of construction synchronism, construction quality is good.

2. The staff climbs to support main part optional position through the work ladder, and look over the condition of condensing to the concrete of each part, after the firm degree test completion that condenses to the concrete, support the jack shrink, the driving machine circular telegram is started and is driven the support main part and remove to the tunnel outside simultaneously, the driven machine starts under the effect of support main part power, the support main part moves on the rail is accomplished in the concatenation under the effect of sleeper under the drive of driving machine and driven machine, can improve the universalization of support main part, after the engineering, can add slightly to reform transform or need not reform transform just can directly continue to use to next building site, it is more economical.

In conclusion, the device can solve the existing problems.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a front view of an open cut section cast-in-place railway tunnel inner and outer formwork provided by the utility model;

FIG. 2 is a front view of an outer mold of an open cut section cast-in-place railway tunnel inner and outer mold provided by the utility model;

fig. 3 is a front view of the inner mold of the open cut section cast-in-place railway tunnel inner and outer mold provided by the utility model;

fig. 4 is the utility model provides a side view of cast-in-place railway tunnel inner support in open cut section.

In the figure: 1. an outer mold body; 2. a stabilizing support; 3. a top plate; 4. a pressure resistant shell; 5. a lateral oil cylinder; 6. a double-lug screw jack; 7. a splayed jack; 8. a foundation jack; 9. a gantry main body; 10. an inner mold main body; 11. a translation plate; 12. a bracket; 13. a jack pin shaft; 14. a jack connecting beam; 15. a stent main body; 16. a working ladder; 17. connecting a telescopic rod; 18. a follower; 19. a steel rail; 20. crossties; 21. supporting the jack; 22. a driver; 23. a single lug screw jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an open cut section cast-in-place railway tunnel internal and external mould, including external mold main part 1, external mold main part 1 upper end surface is provided with anti-pressure shell 4, a plurality of groups of stabilizing supports 2 of anti-pressure shell 4 upper end fixedly connected with, stabilizing support 2 upper end fixedly connected with roof 3, external mold main part 1 below is provided with internal mold main part 10, inside fixedly connected with jack pin axle 13 respectively of internal mold main part 10 upper end both sides, two sets of jack pin axles 13 are about internal mold main part 10 center pin symmetry, wherein, the panel material of internal mold main part 10 and external mold main part 1 is 6mmQ235 steel sheets, the flange material is 12mmQ235 steel sheets, limb angle steel such as 6.3, 16# channel-section steel is constituteed, external mold main part 1 is through setting up an integral truss, can realize external mold main part 1 and internal mold main part 10's fixed, realize external mold main part 1 integral removal.

Two sides of the bottom end of the internal mold main body 10 are respectively and movably connected with ground jack 8, inner walls of two ends of the internal mold main body 10 are respectively and movably connected with two groups of single-lug screw jacks 23, two groups of the four groups of the single-lug screw jacks 23 are symmetrical with respect to the central axis of the internal mold main body 10, bottom sides of inner walls of two ends of the internal mold main body 10 are respectively and movably connected with splayed jacks 7, two groups of the splayed jacks 7 are symmetrical with respect to the central axis of the internal mold main body 10, inner walls of two ends of the internal mold main body 10 are respectively and fixedly connected with jack connecting beams 14, two groups of the jack connecting beams 14 are symmetrical with respect to the central axis of the internal mold main body 10, upper ends of the jack connecting beams 14 are movably connected with lateral oil cylinders 5, the left ends of the jack connecting beams 14 are movably connected with double-lug screw jacks 6, inner walls of the upper end of the internal mold main body 10 are respectively and fixedly connected with brackets 12 close to two sides of the center, the bottom ends of the brackets 12 are fixedly connected with translation plates 11, and the bottom ends of the translation plates 11 are fixedly connected with portal main body 9.

In the use process, the staff lifts internal mold main body 10 through lower margin jack 8, internal mold main body 10 is at side direction hydro-cylinder 5 simultaneously, ears screw jack 6 and jack tie-beam 14's cooperation are expanded to both ends down, expand internal mold main body 10 bottom and upper end through monaural screw jack 23 simultaneously, place external mold main body 1 in the assigned position directly over internal mold main body 10 through outside conveyer, outside conveying equipment pours the concrete into external mold main body 1 and internal mold main body 10, along with the continuous increase of concrete, internal mold main body 10 surface receives the pressure that comes from the concrete production, jack pin axle 13 receives the effect of power and produces the removal, each group jack supports internal mold main body 10 simultaneously, after concrete setting is accomplished, translation board 11 circular telegram starts and moves on portal main body 9, bracket 12 takes out internal mold main body 10 under the drive of translation board 11, can effectual saving manpower and materials, the overall safety is high, the construction synchronism is easily controlled, construction quality is good.

Example 2

Referring to fig. 4, the present invention provides a technical solution: the utility model provides a cast-in-place railway tunnel support of open cut section, including support subject 15, 15 both ends of support subject are close to the bottom side swing joint respectively and connect telescopic link 17, 15 both ends of support subject are fixedly connected with work ladder 16 respectively, a plurality of groups of support jack 21 of 15 bottom fixedly connected with of support subject, 17 bottom fixedly connected with follower 18 of telescopic link are connected in the left side, 17 bottom fixedly connected with driving machine 22 of telescopic link are connected on the right side, 21 bottoms of support jack are provided with rail 19, 19 bottom fixedly connected with of rail a plurality of groups sleeper 20.

Specifically, the staff climbs to support main part 15 optional position through work ladder 16, and look over the condition of condensing of the concrete of each part, after the firm degree test to the concrete setting is accomplished, support jack 21 contracts, driving machine 22 circular telegram simultaneously starts and drives support main part 15 and remove to the tunnel outside, driven machine 18 starts under the effect of support main part 15 power, support main part 15 moves on the completion rail 19 under the effect of sleeper 20 under driving machine 22 and driven machine 18's the drive, can improve support main part 15's universalization, after the engineering, can add slightly to reform transform or need not reform transform just can directly to next building site and continue to use, it is more economical.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides an open cut section cast-in-place railway tunnel inside and outside mould, includes external mold main part (1), its characterized in that, external mold main part (1) upper end surface is provided with anti-pressure shell (4), a plurality of groups of stabilizing supports (2) of fixedly connected with in anti-pressure shell (4) upper end, stabilizing support (2) upper end fixedly connected with roof (3).

2. The inner and outer mold of the open-cut cast-in-place railway tunnel according to claim 1, characterized in that an inner mold body (10) is arranged below the outer mold body (1), jack pin shafts (13) are fixedly connected to the inner parts of two sides of the upper end of the inner mold body (10) respectively, and the two sets of jack pin shafts (13) are symmetrical about the central axis of the inner mold body (10).

3. The inner and outer formwork of the open-cut cast-in-place railway tunnel according to claim 2, wherein two sides of the bottom end of the inner formwork main body (10) are respectively and movably connected with foundation jacks (8), the inner walls of two ends of the inner formwork main body (10) are respectively and movably connected with two groups of single-lug screw jacks (23), and the four groups of single-lug screw jacks (23) are two by two symmetrical about the central axis of the inner formwork main body (10).

4. The inner and outer mold for the open-cut cast-in-place railway tunnel according to claim 2, wherein splayed jacks (7) are movably connected to bottom sides of inner walls of two ends of the inner mold main body (10) respectively, two groups of the splayed jacks (7) are symmetrical with respect to a central axis of the inner mold main body (10), jack connecting beams (14) are fixedly connected to inner walls of two ends of the inner mold main body (10) respectively, and two groups of the jack connecting beams (14) are symmetrical with respect to the central axis of the inner mold main body (10).

5. The internal and external mold for the open cut section cast-in-place railway tunnel according to claim 4, wherein the upper end of the jack-connecting beam (14) is movably connected with a lateral oil cylinder (5), the left end of the jack-connecting beam (14) is movably connected with a double-lug screw jack (6), the inner wall of the upper end of the internal mold main body (10) close to the two sides of the center is fixedly connected with a bracket (12) respectively, the bottom end of the bracket (12) is fixedly connected with a translation plate (11), and the bottom end of the translation plate (11) is fixedly connected with a portal main body (9).

6. The utility model provides a cast-in-place railway tunnel support of open cut section, includes support main part (15), its characterized in that, support main part (15) both ends are close to bottom side swing joint respectively and connect telescopic link (17), fixedly connected with work ladder (16) respectively in support main part (15) both ends, support main part (15) bottom fixedly connected with a plurality of groups support jack (21), left side connect telescopic link (17) bottom fixedly connected with follower (18), right side connect telescopic link (17) bottom fixedly connected with driving machine (22), support jack (21) bottom is provided with rail (19), rail (19) bottom fixedly connected with a plurality of groups sleeper (20).

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