CN215292521U - Tunnel inverted arch and ditch integrated construction device with trestle - Google Patents

Abstract

The utility model provides a tunnel invert and ditch integration construction equipment with landing stage belongs to construction technical field, and it includes landing stage dolly, draw beam, invert template, ditch body template and landing stage body, and invert template, ditch body template and landing stage body all are connected with the landing stage dolly through the draw beam, and invert template and ditch body template all set up in landing stage body below, and ditch body template sets up side by side along the axial of invert template and invert template. Can drive invert template, ditch body template and landing stage body synchronous forward motion through the landing stage dolly, can realize the simultaneous construction of invert and ditch, save construction process, improve the efficiency of construction, reduced intensity of labour.

Description

Tunnel inverted arch and ditch integrated construction device with trestle

Technical Field

The utility model belongs to the technical field of the construction, a tunnel construction technique is related to, specifically tunnel invert and ditch integration construction equipment who is to have the landing stage.

Background

Tunnel construction during operation is narrow and small, and construction space is limited to lead to the construction face to concentrate, receives the restriction of space size, and crisscross each other between the tunnel construction process, mutual interference between inverted arch template construction feeding and face excavation are discharged slag for tunnel construction inefficiency receives very big influence with safety. The traditional method is to adopt I-steel to weld, form simple and easy bridge, and lay simple and easy bridge between the inverted arch template of having built and the bottom plate of treating the excavation as inverted arch template landing stage, inverted arch template and middle ditch template and blind ditch template adopt fixed knot to construct, need carry out the secondary and dismantle, transport, assemble, its suitability and flexibility are all relatively poor, and the construction quality of inverted arch template is difficult to control, the excavation of tunnel, the lining cutting of inverted arch can not go on in step, lead to intensity of labour height, the efficiency of construction is low.

SUMMERY OF THE UTILITY MODEL

To above-mentioned current face upward hunch template and middle ditch template and french drain template need carry out the secondary and dismantle, transport, assemble and the excavation of tunnel and the problem that the lining cutting of invert can not go on in step, the utility model provides a tunnel invert and ditch integration construction equipment with landing stage.

The utility model connects the trestle trolley with the trestle body, the inverted arch template and the trench body template through the traction beam, thereby realizing the synchronous excavation of the inverted arch, the trench body and the tunnel; connect the invert template in the below of landing stage body, ditch body template sets up between landing stage body and invert template, has realized the integration construction of invert, ditch, and its concrete technical scheme is as follows:

tunnel invert and ditch integration construction equipment with landing stage, including landing stage dolly, draw beam, invert template, ditch body template and landing stage body all are connected with the landing stage dolly through the draw beam, invert template and ditch body template all set up in landing stage body below, ditch body template sets up side by side along the axial of invert template and invert template.

Further inject, tunnel invert and ditch integration construction equipment that has the landing stage still includes hydraulic pressure thrustor, invert template, ditch body template and landing stage body all are connected with hydraulic pressure thrustor, hydraulic pressure thrustor sets up with the landing stage dolly relatively.

Further inject, the landing stage body includes access bridge and landing stage, the access bridge sets up in one end or both ends of landing stage along the length direction of landing stage, invert template and ditch body template set up in the below of landing stage, towing beam and hydraulic pressure thrusting mechanism all are connected with the landing stage.

Further limit, telescopic supporting legs are arranged below the trestle bridge and are arranged at one end or two ends of the inverted arch template and/or the ditch body template.

Further inject, the invert template includes invert side form, invert die block and invert top mould, the invert die block passes through the invert side form and is connected with invert top mould, the bottom and the ditch body template of invert top mould are connected, the top and the landing stage of invert top mould are connected, invert side form, invert die block and invert top mould constitute the inverted arch structure jointly, draw beam and hydraulic pressure thrustor all are connected with the invert side form.

Further inject, the junction of invert top mould and invert side mould sets up the connecting plate, be provided with invert template support piece between invert top mould and the invert die block.

Further, the inverted arch side die is provided with a plurality of working windows along the length direction.

Further inject, the inverted arch template still includes inverted arch end mould, inverted arch end mould sets up relative both ends on the inverted arch side mould, inverted arch end mould passes through inverted arch end-capping regulating block and is connected with the inverted arch die block.

Further limiting, the ditch body template comprises a central ditch template and blind ditch templates arranged on two sides of the central ditch template, the top of the central ditch template and the top of the blind ditch template are both movably connected with the bottom of the inverted arch top die, and the traction beam and the hydraulic pushing mechanism are both connected with the blind ditch templates and the central ditch template.

Further inject, center ditch template includes center ditch end mould, center ditch side form and side form hydraulic pressure mechanism of opening and shutting, center ditch end mould set up on center ditch side mould relative both ends and with center ditch side mould swing joint, center ditch side form has two, and two center ditch side forms set up relatively, and the top of two center ditch side forms all with the bottom swing joint of inverted arch top mould, side form hydraulic pressure mechanism of opening and shutting sets up between two center ditch side forms, draw beam and hydraulic pressure top pushing mechanism all are connected with center ditch side mould.

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

1. the utility model discloses tunnel invert and ditch integrated construction equipment with trestle, it includes trestle dolly, draw beam, invert template, ditch body template and trestle body all are connected with trestle dolly through the draw beam, can drive invert template, ditch body template and trestle body through trestle dolly and move forward in step, can realize the simultaneous construction of invert and ditch, saved the construction process; when the construction is carried out, one end part of the trestle body is lapped on the poured inverted arch section, the other end of the trestle body is supported near the face to be excavated, the soil pulling vehicle for excavating the face can pass through the trestle body without influencing the excavation work of the face, so that the excavation work can be synchronously carried out with the pouring work of the inverted arch, the pouring work of a ditch and the inverted arch lining work, the construction efficiency is improved, and the labor intensity is reduced.

2. The utility model discloses tunnel invert and ditch integration construction equipment with landing stage, it still includes hydraulic pressure thrustor constructs, and hydraulic pressure thrustor constructs the effect that promotes forward to invert template, ditch body template and landing stage body, with landing stage dolly combined action for invert template and ditch body template form monolithic structure, prevent that invert template and ditch body template from misplacing, warping at the in-process that removes, have improved the stability of invert template and ditch body template.

3. The lower part of the trestle is provided with telescopic supporting legs, and the trestle body and the trestle trolley are jacked up through the telescopic supporting legs after the inverted arch template, the groove body template and the trestle body are moved to a construction position, so that wheels of the trestle trolley are lifted off the ground, and an approach bridge is put down, thereby facilitating construction.

4. The inverted arch top die is connected with the inverted arch side die through the connecting plate, the stability of connection between the inverted arch top die and the inverted arch side die can be ensured through the connecting plate, an inverted arch template supporting piece is arranged between the inverted arch top die and the inverted arch bottom die, and the stability of connection between the inverted arch top die and the inverted arch bottom die can be ensured through the arch template supporting piece.

5. A plurality of working windows are arranged on the inverted arch side die along the length direction, and the construction condition inside the template can be conveniently observed through the working windows.

Drawings

FIG. 1 is a schematic view of a trestle trolley and a hydraulic pushing mechanism connected with a central trench template;

FIG. 2 is a schematic view of the opening state of the side mold hydraulic opening and closing mechanism;

FIG. 3 is a schematic view of a side mold hydraulic opening and closing mechanism in a closed state;

FIG. 4 is a schematic mechanical diagram of the trestle body;

FIG. 5 is a front view of the trestle body connected with an inverted arch formwork;

FIG. 6 is a side view of the trestle body connected with an inverted arch formwork;

the device comprises a trestle trolley 1, a central ditch end die 2, a central ditch side die 3, a hydraulic pushing mechanism 4, a side die hydraulic opening and closing mechanism 5, a bridge approach 6, a trestle 7, telescopic supporting legs 8, an inverted arch side die 9, a working window 10, an inverted arch bottom die 11, an inverted arch template supporting piece 12, a connecting plate 13, an inverted arch top die 14 and a traction beam 15.

Detailed Description

The technical solution of the present invention is further explained below with reference to the drawings and examples, but the present invention is not limited to the embodiments explained below.

The utility model discloses tunnel invert and ditch integration construction equipment with landing stage, a serial communication port, including landing stage dolly 1, draw beam 15, invert template, ditch body template and landing stage body all are connected with landing stage dolly 1 through draw beam 15, and invert template and ditch body template all set up in landing stage body below, and ditch body template sets up with the invert template along the axial of invert template side by side. The tunnel inverted arch and ditch integrated construction device with the trestle further comprises a hydraulic pushing mechanism 4, the inverted arch template, the ditch body template and the trestle body are all connected with the hydraulic pushing mechanism 4, and the hydraulic pushing mechanism 4 is arranged opposite to the trestle trolley 1. The trestle body includes access 6 and trestle 7, and access 6 sets up in one tip or both ends of trestle 7 along the length direction of trestle 7, and inverted arch template and ditch body template set up in the below of trestle 7, and towing beam 15 and hydraulic pressure thrusting mechanism 4 all are connected with trestle 7. Telescopic supporting legs 8 are arranged below the trestle 7, and the telescopic supporting legs 8 are arranged at one end or two ends of the inverted arch template and/or the ditch body template. The inverted arch template comprises an inverted arch side die 9, an inverted arch bottom die 11 and an inverted arch top die 14, wherein the inverted arch bottom die 11 is connected with the inverted arch top die 14 through the inverted arch side die 9, the bottom of the inverted arch top die 14 is connected with the groove body template, the top of the inverted arch top die 14 is connected with the trestle 7, the inverted arch side die 9, the inverted arch bottom die 11 and the inverted arch top die 14 jointly form an inverted arch structure, and the traction beam 15 and the hydraulic pushing mechanism 4 are connected with the inverted arch side die 9. A connecting plate 13 is arranged at the joint of the inverted arch top die 14 and the inverted arch side die 9, and an inverted arch template supporting piece 12 is arranged between the inverted arch top die 14 and the inverted arch bottom die 11. The inverted arch side mold 9 is provided with a plurality of work windows 10 in the longitudinal direction. The inverted arch template further comprises inverted arch end molds, the inverted arch end molds are arranged at two opposite end portions of the inverted arch side mold 9, and the inverted arch end molds are connected with an inverted arch bottom mold 11 through inverted arch end-sealing adjusting blocks. The ditch body template comprises a central ditch template and blind ditch templates arranged on two sides of the central ditch template, the top of the central ditch template and the top of the blind ditch template are both movably connected with the bottom of the inverted arch top mold 14, and the traction beam 15 and the hydraulic pushing mechanism 4 are both connected with the blind ditch templates and the central ditch template. The central ditch template comprises a central ditch end die 2, central ditch side dies 3 and side die hydraulic opening and closing mechanisms 5, the central ditch end die 2 is arranged at two opposite end parts on the central ditch side dies 3 and is movably connected with the central ditch side dies 3, the central ditch side dies 3 are provided with two central ditch side dies 3, the two central ditch side dies 3 are arranged oppositely, the tops of the two central ditch side dies 3 are movably connected with the bottom of the inverted arch top die 14, the side die hydraulic opening and closing mechanisms 5 are arranged between the two central ditch side dies 3, and the traction beam 15 and the hydraulic pushing mechanisms 4 are connected with the central ditch side dies 3.

Examples

The tunnel inverted arch and ditch integrated construction device with the trestle comprises a trestle trolley 1, a traction beam 15, an inverted arch template, a ditch body template, a trestle template and a hydraulic pushing mechanism 4, wherein the hydraulic pushing mechanism 4 is a hydraulic cylinder, see fig. 4 and 5, a trestle body comprises an approach bridge 6 and a trestle 7, the approach bridge 6 is arranged at two ends of the trestle 7 along the length direction of the trestle 7, two telescopic supporting legs 8 are respectively arranged at two sides of the bottom end surface of the trestle 7, and the telescopic supporting legs 8 are hydraulic cylinders; referring to fig. 6, the inverted arch form includes an inverted arch side form 9, an inverted arch bottom form 11, an inverted arch top form 14, and an inverted arch end form; referring to fig. 1-3, the trench body template comprises a central trench template and blind trench templates arranged on two sides of the central trench template, the central trench template comprises a central trench end die 2, central trench side dies 3 and side die hydraulic opening and closing mechanisms 5, the blind trench template comprises two blind trench end dies, blind trench side dies and side die hydraulic opening and closing mechanisms 5, the number of the central trench side dies 3 is two, the number of the blind trench side dies is four, two blind trench side dies are respectively arranged on two sides of the central trench side dies 3, one end of the trestle 7, one end of the inverted arch side die 9, one end of the central trench side die 3 and one end of the blind trench side dies are detachably connected with a traction beam 15, the detachable connection mode is that a hanging ring is arranged on one end of the inverted arch side die 9 and one end of the central trench side die 3, a hanging hook is arranged on the traction beam 15, and the hanging ring can be hung on the hanging hook; the traction beam 15 is connected with the trestle trolley 1; the other end of the trestle 7, the other end of the inverted arch side mold 9, the other end of the central ditch side mold 3 and the other end of the blind ditch side mold are connected with a hydraulic pushing mechanism 4, and the trestle trolley 1 and the hydraulic pushing mechanism 4 are oppositely arranged along the axial direction of the trestle 7; 11 top both ends of invert die block all with invert side form 9 fixed connection, one side end fixed connection of the medial surface of invert side form 9 and connecting plate 13, the other end of connecting plate 13 and invert top mould 14 fixed connection, the top terminal surface and the landing stage 7 fixed connection of invert top mould 14, the bottom terminal surface of invert top mould 14 and the top sliding connection of the top of central ditch side form 3 and the french drain side form, sliding connection's concrete mode is: a sliding groove is formed in the end face of the bottom of the inverted arch top die 14, the top end of the central ditch side die 3 and the top end of the blind ditch side die are arranged in the sliding groove and can slide along the sliding groove, and the slope of the central ditch and the slope of the blind ditch can be conveniently adjusted through sliding connection; the inverted arch side die 9, the inverted arch bottom die 11 and the inverted arch top die 14 jointly form an inverted arch structure, an inverted arch template supporting piece 12 is arranged between the inverted arch bottom die 11 and the inverted arch top die 14, the inverted arch template supporting piece 12 is a hydraulic cylinder, and the distance between the inverted arch bottom die 11 and the inverted arch top die 14 can be conveniently adjusted through the inverted arch template supporting piece 12; 4 working windows 10 are arranged along the length direction of the inverted arch side die 9, and the construction condition in the template can be observed more conveniently through the working windows 10; the inverted arch end molds are arranged at the two end parts of the inverted arch side mold 9, the inverted arch end molds are connected with the inverted arch bottom mold 11 through inverted arch end-sealing adjusting blocks, and the inverted arch end molds can be conveniently and stably connected with the inverted arch bottom mold 11 through the inverted arch end-sealing adjusting blocks; the central ditch end dies 2 are arranged at two end parts of the central ditch side dies 3 and are in sliding connection with the central ditch side dies 3, the sliding connection mode of the central ditch end dies is the same as that of the central ditch side dies 3 and the inverted arch top die 14, the two central ditch side dies 3 are oppositely arranged, and the side die hydraulic opening and closing mechanism 5 is arranged between the two central ditch side dies 3; the blind ditch end molds are arranged at two end parts of the blind ditch side molds and are in sliding connection with the blind ditch side molds, the sliding connection mode of the blind ditch end molds is the same as that of the blind ditch side molds and the inverted arch top mold 14, the two blind ditch side molds on two sides of the central ditch side mold 3 are arranged oppositely, the side mold hydraulic opening and closing mechanism 5 is arranged between the two blind ditch side molds, and the inverted arch side mold 9, the inverted arch bottom mold 11, the inverted arch top mold 14, the inverted arch end mold, the central ditch end mold 2, the central ditch side mold 3, the blind ditch end mold and the blind ditch side mold in the embodiment are all steel plates.

This embodiment has tunnel invert and ditch integration construction equipment of landing stage, and its work progress is: the inverted arch template, the trench body template and the trestle body synchronously move forwards along the construction direction of an inverted arch under the driving of a trestle trolley 1 through a traction beam 15 and the pushing of a hydraulic pushing mechanism 4, the inverted arch template, the trench body template and the trestle body are moved to positions needing to be constructed, a trestle 7, the inverted arch template, the trench body template and the trestle trolley 1 are jacked upwards for 0.8 m through a telescopic supporting leg 8, so that wheels of the trestle trolley 1 are separated from the ground, and an inverted arch top mould 14, an inverted arch bottom mould 11, an inverted arch side mould 9, a central trench side mould 3 and a blind trench side mould are respectively supported through an inverted arch template supporting piece 12 and a side mould hydraulic opening and closing mechanism 5 to carry out lining operation and pouring operation of the inverted arch; meanwhile, the poured concrete tank truck, a soil-pulling truck and an excavator which are used for pulling away the tunnel face and excavating to generate soil residues can pass through the trestle, so that the tunnel face excavation, the lining operation of the inverted arch and the pouring operation can be synchronously carried out; after the inverted arch is lined, poured and solidified, an inverted arch top die 14, an inverted arch bottom die 11, an inverted arch side die 9, a central ditch side die 3 and a blind ditch side die are respectively folded through an inverted arch template supporting piece 12 and a side die hydraulic opening and closing mechanism 5, and meanwhile, the inverted arch template, a ditch body template and a trestle body are moved away through a trestle trolley 1 and a hydraulic pushing mechanism 4 to carry out construction operation of the next section of inverted arch. The inverted arch template and the trench body template can be automatically supported and folded, secondary template supporting reinforcement is not needed, and the inverted arch template and the trench body template form an integral structure.

The hydraulic pushing mechanism 4, the side mold hydraulic opening and closing mechanism 5, the telescopic supporting legs 8 and the inverted arch template support 12 can also be motors or other structural members capable of providing pushing force; the approach bridge 6 can also be arranged at one end part of the trestle 7 according to specific construction conditions, one end part of the trestle 7, one end part of the inverted arch side mould 9, one end part of the central ditch side mould 3 and one end part of the blind ditch side mould are detachably connected with the traction beam 15, and can also be in plug-in connection, bolt connection and the like; the movable connection mode of the bottom end surface of the inverted arch top die 14, the top end of the central ditch side die 3 and the top end of the blind ditch side die can be other movable connection modes except a sliding connection mode; the number of the work windows 10 may be specifically set according to the length of the inverted arch side mold 9, and is not limited to the above-described embodiment.

Claims (10)

1. Tunnel invert and ditch integration construction equipment with landing stage, its characterized in that, including landing stage dolly (1), draw beam (15), invert template, ditch body template and landing stage body all are connected with landing stage dolly (1) through draw beam (15), invert template and ditch body template all set up in landing stage body below, ditch body template sets up side by side along the axial of invert template and invert template.

2. The integrated construction device of tunnel invert and ditch with trestle of claim 1, characterized in that, the integrated construction device of tunnel invert and ditch with trestle further comprises a hydraulic pushing mechanism (4), the invert form, the ditch body form and the trestle body are all connected with the hydraulic pushing mechanism (4), the hydraulic pushing mechanism (4) is arranged opposite to the trestle trolley (1).

3. The integrated construction device of the tunnel invert and ditch with the trestle of claim 2, characterized in that the trestle body comprises an approach bridge (6) and a trestle (7), the approach bridge (6) is arranged at one end or two ends of the trestle (7) along the length direction of the trestle (7), the invert formwork and the ditch body formwork are arranged below the trestle (7), and the traction beam (15) and the hydraulic pushing mechanism (4) are both connected with the trestle (7).

4. The integrated construction equipment of tunnel invert and ditch with trestle of claim 3, characterized in that the telescopic supporting legs (8) are set under the trestle (7), the telescopic supporting legs (8) are set at one or two ends of the invert form and/or ditch form.

5. The integrated construction device with the trestle for the tunnel invert and the ditch according to claim 4, wherein the invert form comprises an invert side form (9), an invert bottom form (11) and an invert top form (14), the invert bottom form (11) is connected with the invert top form (14) through the invert side form (9), the bottom of the invert top form (14) is connected with the ditch body form, the top of the invert top form (14) is connected with the trestle (7), the invert side form (9), the invert bottom form (11) and the invert top form (14) jointly form an inverted arch structure, and the traction beam (15) and the hydraulic pushing mechanism (4) are connected with the invert side form (9).

6. The integrated construction equipment of tunnel invert and ditch with trestle of claim 5, characterized in that the junction of the invert top form (14) and the invert side form (9) is provided with a connecting plate (13), and an invert form support (12) is provided between the invert top form (14) and the invert bottom form (11).

7. The integrated construction equipment of the inverted arch and the ditch of the tunnel with the trestle according to claim 6, wherein the inverted arch side form (9) is provided with a plurality of working windows (10) along the length direction.

8. The integrated construction equipment for tunnel invert and ditch with trestle of claim 7, wherein the inverted arch form further comprises inverted arch end forms, the inverted arch end forms are disposed at two opposite ends of the inverted arch side form (9), and the inverted arch end forms are connected with the inverted arch bottom form (11) through inverted arch end-sealing adjusting blocks.

9. The integrated tunnel invert and ditch construction device with trestle according to claim 8, wherein the ditch body formwork comprises a central ditch formwork and blind ditch formworks arranged on two sides of the central ditch formwork, the top of the central ditch formwork and the top of the blind ditch formwork are movably connected with the bottom of the invert top formwork (14), and the traction beam (15) and the hydraulic pushing mechanism (4) are connected with the blind ditch formwork and the central ditch formwork.

10. The tunnel invert and ditch integrated construction device with trestle according to claim 9, characterized in that the central ditch template comprises central ditch end molds (2), central ditch side molds (3) and side mold hydraulic opening and closing mechanisms (5), the central ditch end molds (2) are arranged at two opposite ends on the central ditch side molds (3) and movably connected with the central ditch side molds (3), the central ditch side molds (3) are provided with two, the two central ditch side molds (3) are arranged oppositely, the tops of the two central ditch side molds (3) are movably connected with the bottoms of the invert top molds (14), the side mold hydraulic opening and closing mechanisms (5) are arranged between the two central ditch side molds (3), and the traction beam (15) and the hydraulic pushing mechanisms (4) are connected with the central ditch side molds (3).

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