CN106988762B - Full-section two-lining inverted arch shield equipment - Google Patents
Full-section two-lining inverted arch shield equipment Download PDFInfo
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- CN106988762B CN106988762B CN201710328600.4A CN201710328600A CN106988762B CN 106988762 B CN106988762 B CN 106988762B CN 201710328600 A CN201710328600 A CN 201710328600A CN 106988762 B CN106988762 B CN 106988762B
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- trolley
- trestle
- inverted arch
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses full-section two-lining inverted arch shield equipment, which comprises a trestle, two lining trolleys, a waterproof cloth trolley, an inverted arch template, a central ditch trolley and a ditch trolley, wherein the trestle comprises a trestle girder, a trestle auxiliary girder, a crawler chassis, a front cat ladder suspension arm, a suspension arm hydraulic cylinder, a rear cat ladder and driven wheels, the waterproof cloth trolley is arranged at the front section of the trestle girder and is close to the bending position of the front section of the trestle girder through a self-walking device, the two lining trolleys are arranged on the trestle girder through the self-walking device, the central ditch trolley is arranged on the trestle auxiliary girder through the self-walking device, and the two ditch trolleys are respectively arranged at two sides of the central ditch trolley; the bottom of the second lining trolley is provided with an upward arch form plate. According to the invention, the trestle, the two-lining trolley, the waterproof cloth trolley, the inverted arch template, the central ditch trolley, the ditch trolley and the inverted arch template are organically integrated into the complete equipment, so that a construction gap between the two-lining trolley and the inverted arch is reduced, the construction quality is improved, and the construction efficiency and the construction standardization are improved.
Description
Technical Field
The invention relates to tunnel construction equipment, in particular to full-section two-lining inverted arch shield equipment integrating trestle, two-lining trolley, waterproof cloth trolley, inverted arch template, central ditch trolley and ditch trolley.
Background
The tunnel construction equipment is numerous, the existing common use has trestle, two lining trolleys, waterproof cloth trolleys, central ditch trolleys and ditch trolleys, wherein the trestle generally adopts an integral trestle and mainly comprises a rear ladder, a driven wheel, a main beam, a front ladder and a crawler wheel, the crawler wheel is arranged at the front end of the main beam, the driven wheel is arranged at the rear end of the main beam, the crawler wheel can drive the whole trestle to move, the driven wheel rolls on a constructed section, the front ladder and the rear ladder are all put down when the construction vehicle stops, and the engineering vehicle can conveniently transport the excavated dregs through the whole trestle; the secondary lining trolley is a construction device which is indispensable for the concrete lining construction of the tunnel and is used for the concrete lining construction of the inner wall of the tunnel; the inverted arch formwork is equipment for inverted arch construction and is used for concrete lining construction of the inverted arch in the tunnel; the waterproof cloth trolley is a trolley for arranging waterproof cloth between the secondary lining and the primary support concrete, and can be used for binding the secondary lining reinforcing steel bars after the waterproof cloth is arranged; the central ditch trolley is a trolley for pouring concrete at the central position of a tunnel to form a central ditch of the tunnel, and is divided into an outer central ditch trolley and an inner central ditch trolley according to construction procedures; the ditch trolley is a trolley for casting concrete at both side positions of a tunnel to form a tunnel ditch.
The tunnel construction equipment is used independently in the current application, and construction can be completed, but construction joints exist between the two liners and the inverted arch, so that the construction quality is reduced, and various equipment is non-uniform, so that the construction procedures are more, the construction efficiency is low, and the construction standardization is poor.
Disclosure of Invention
The invention aims to solve the problems and provide full-section two-lining inverted arch shield equipment which organically integrates a trestle, a two-lining trolley, a waterproof cloth trolley, a central ditch trolley and a ditch trolley.
The invention realizes the above purpose through the following technical scheme:
the full-section two-lining inverted arch shield equipment comprises a trestle, two lining trolleys, a waterproof cloth trolley, an inverted arch template, an outer central ditch trolley, an inner central ditch trolley and a ditch trolley, wherein the trestle comprises a trestle girder, a trestle auxiliary beam, a crawler chassis, a front cat ladder suspension arm, a suspension arm hydraulic cylinder, a rear cat ladder and driven wheels, the two sides of the front end of the trestle girder are respectively arranged on the crawler chassis on the two sides through crawler support beams on the two sides, the rear end of the front cat ladder is in rotary connection with the front end of the trestle girder, the front section of the trestle girder is bent downwards by 5-15 degrees, the front cat ladder suspension arm is arranged at the front end of the trestle girder, the suspension arm hydraulic cylinder is arranged on the front cat ladder and used for lifting the front cat ladder, the middle section of the front cat ladder is provided with a front cat ladder beam, the piston cylinder of the suspension arm hydraulic cylinder is connected with a steel rope and is connected with the front cat ladder beam through the steel rope, and the rear end of the trestle girder is connected with the auxiliary beam through the steering beam; the waterproof cloth trolley is arranged at the front section of the trestle girder and close to the bending position of the trestle girder through a self-walking device, the two lining trolleys are arranged on the trestle girder through a self-walking device and positioned at the rear of the waterproof cloth trolley, the two lining trolleys are connected with the waterproof cloth trolley through bolts, the outer central ditch trolley is arranged under the trestle auxiliary girder through a self-walking device, the inner central ditch trolley is arranged at the rear of the outer central ditch trolley through a self-walking device, and the two ditch trolleys are respectively arranged at two sides of the inner central ditch trolley; the inverted arch template is installed at the bottom of the two lining trolleys.
Preferably, the two lining trolleys comprise an upper cross beam, an upper longitudinal beam, a main cross beam, a main support, an inner main longitudinal beam, trolley travelling trolleys, an outer main longitudinal beam, an upper template, side templates and trolley supporting legs, wherein the upper cross beam is arranged above the main cross beam through the upper longitudinal beam, the two main supports are respectively arranged below the main cross beam and are respectively close to two ends, the inner main longitudinal beams are respectively arranged at the two ends of the main supports through the inner main longitudinal beam hydraulic cylinders and are close to the inner sides, the two trolley travelling trolleys are respectively arranged at the two ends of the inner main longitudinal beams, the two trolley travelling trolleys are respectively arranged on the trestle girder and are respectively located at positions close to the two sides, the outer main longitudinal beams are respectively arranged at the two sides through the lower ends of the main support and are close to the outer sides of the main cross beam through support lifting hydraulic cylinders, the trolley supporting legs are respectively arranged at the two sides of the lower ends of the outer main longitudinal beams through movable stand columns, the upper template is respectively arranged at the two ends of the upper template through the upper stand columns, the two trolley travelling trolleys are respectively connected with the two side supports through the two side supports respectively through the two side supports, and the two side supports are respectively connected with the two side templates through the two side supports respectively.
Further, the two lining trolleys further comprise foot molds, and the foot molds on two sides are respectively arranged on the outer sides of the outer main longitudinal beams on two sides through foot mold hydraulic cylinders.
In order to be convenient for when needs the independent removal inverted arch template, be equipped with inverted arch template travelling car on the inverted arch template, both sides the wheel of inverted arch template travelling car is in the inverted arch template need be used independently the dress in on the landing stage girder and be located respectively the both sides of landing stage girder.
Preferably, the two lining trolleys are connected with the inverted arch formwork through hinges which can be quickly detached, so that the section surrounded by the combined templates is a tunnel arc section.
The invention has the beneficial effects that:
according to the invention, the trestle, the secondary lining trolley, the waterproof cloth trolley, the central ditch trolley, the ditch trolley and the inverted arch template are organically integrated into complete equipment, and the mutual connection structure of all equipment and the structure of part of equipment are improved, so that not only is the construction gap between the secondary lining and the inverted arch reduced, the construction quality is improved, but also a plurality of equipment can be uniformly scheduled and operated, the construction procedures are reduced, and the construction efficiency and the construction standardization are improved; in the improved design of the trestle, the front section of the main girder is bent downwards, which is equivalent to the function of leading the front section of the main girder to have both main support and part of front ladder, the lower end of the front ladder can be placed on lower ground without excessively increasing the length of the front ladder, the front ladder can be directly contacted with an inverted arch layer, the purpose that engineering vehicles can pass without backfilling dregs is realized, the front ladder can be quickly lifted by arranging the front ladder hanging bracket, so that the front ladder is suitable for different states of stopping and moving the trestle as required, the tedious procedures of firstly excavating, backfilling and transporting the backfilled dregs again after the conventional trestle is excavated on the inverted arch layer are overcome, the working efficiency is improved, the waste of resources such as manpower, equipment and the like is reduced, and the structure is simpler and the use is more convenient; in the improved design of the two-lining trolley, an upper template, a side template, a bottom die and an inverted arch template of the trolley are integrated together to form a circumferential full template, a plurality of hydraulic cylinders are designed to enable the templates to have adjusting functions, the trolley walking trolley is designed to walk on a trestle girder to enable the trolley to mutually cooperate with the trestle to operate, the walking trolley of the two-lining trolley can be installed on a main longitudinal beam in the trolley to walk on a track arranged on the trestle girder, and can also be installed on an outer main longitudinal beam to walk on a constructed filling layer, so that the construction efficiency of the whole full-section two-lining inverted arch shield equipment is improved.
Drawings
FIG. 1 is a front view of a full section two-liner inverted arch shield apparatus of the present invention;
FIG. 2 is a top view of a full section two-liner inverted arch shield apparatus according to the present invention;
FIG. 3 is a right side view of the full section two-liner inverted arch shield apparatus of the present invention;
FIG. 4 is a front view of a secondary trolley and inverted arch form of a full section secondary inverted arch shield apparatus of the present invention;
fig. 5 is a right side view of a secondary trolley and inverted arch form of a full section secondary inverted arch shield apparatus of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the full-section two-lining inverted arch shield equipment comprises a trestle 5, two lining trolleys 6, a waterproof cloth trolley 7, an inverted arch template 76, an outer central ditch trolley 4, an inner central ditch trolley 17 and a water ditch trolley 16, wherein the trestle 5 comprises a trestle girder 14, a trestle auxiliary girder 3, a crawler chassis 13, a front cat ladder 11, a front cat ladder suspension arm 8, a suspension arm hydraulic cylinder 9, a rear cat ladder 1 and driven wheels 2, both sides of the front end of the trestle girder 14 are respectively arranged on the crawler chassis 13 on both sides through crawler support beams (not marked in the drawing), the rear end of the front cat ladder 11 is in rotary connection with the front end of the trestle girder 14, the front section of the trestle girder 14 is bent downwards by 5-15 DEG, the front cat ladder suspension arm 8 is arranged at the front end of the trestle girder 14, the suspension arm hydraulic cylinder 9 is arranged on the front cat ladder 8 and is used for lifting the front cat ladder 11, a front cat beam 12 is arranged on the front cat ladder 11, a piston of the front cat ladder 9 is connected with the auxiliary girder 10 through a steering beam 10 and is connected with the middle section of the auxiliary girder 3 through the steering beam 2 in the trestle; the waterproof cloth trolley 7 is installed at the front section of the trestle girder 14 through a self-walking device (generally a walking trolley) and is close to the bending position of the trestle girder 14, the two lining trolleys 6 are installed on the trestle girder 14 through a self-walking device (see a trolley walking trolley 78 described below) and are positioned behind the waterproof cloth trolley 7, the two lining trolleys 6 are connected with the waterproof cloth trolley 7 through bolts, the outer central ditch trolley 4 for construction of two sides of a central ditch is placed under the trestle auxiliary girder 3 through the self-walking device (generally the walking trolley), the inner central ditch trolley 17 for construction of the central position of the central ditch is placed behind the outer central ditch trolley 4 through the self-walking device (generally the walking trolley), and the two water ditch trolleys 16 are respectively placed on two sides of the inner central ditch trolley 17. In the structure of the trestle 5, in order to protect the caterpillar chassis 13 during construction, a trestle lifting hydraulic cylinder 18 and a trestle supporting leg 19 adopting a telescopic structure are arranged below a trestle main beam 14, the landing stage lifting hydraulic cylinder 18 can drive the landing stage supporting leg 19 to realize a lifting function so as to adapt to the requirements of stopping and moving the whole equipment.
As shown in fig. 4 and 5, the secondary lining trolley 6 includes an upper cross beam 65, an upper longitudinal beam 63, a main cross beam 68, a main support (not labeled in the drawing), an inner main longitudinal beam 86, a trolley traveling carriage 78, an outer main longitudinal beam 87, an upper die plate 67, a side die plate 61, trolley legs 74 and a foot die 85, the upper cross beam 65 is mounted above the main cross beam 68 by the upper longitudinal beam 63, two main supports are respectively mounted below the main cross beam 68 and respectively near both ends, two inner main longitudinal beams 86 on both sides are respectively mounted at the lower ends of the two main supports and near the inner side by an inner main longitudinal beam hydraulic cylinder 82, two trolley traveling carriages 78 are respectively mounted at the lower ends of the inner main longitudinal beams 86 on both sides, two trolley traveling carriages 78 are mounted on the bridge girder 14 (see the bridge girder 14 of fig. 1) and respectively located near both sides, the outer main stringers 87 on both sides are respectively installed at the lower ends of the two main brackets and near the outer sides through leg lifting hydraulic cylinders 71, the trolley legs 74 on both sides are respectively installed at the lower ends of the outer main stringers 87 on both sides through movable upright posts 79, the foot molds 85 on both sides are respectively installed at the outer sides of the outer main stringers 87 on both sides through foot mold hydraulic cylinders 72, the movable upright posts 79 are driven to lift by upright post hydraulic cylinders 80, the upper templates 67 are installed on the upper cross beam 65 through upper upright posts 66, the upper parts of the two groups of side templates 61 are respectively connected at the lower parts of both sides of the upper templates 67 through hinges, the upper, middle and lower parts of the two groups of side templates 61 are respectively installed at the outer sides of the two main brackets through supporting screw rods 69 and lateral hydraulic cylinders 70, the inverted arch template legs 75 capable of lifting through the leg hydraulic cylinders are installed at the front and rear ends of the inverted arch templates 76, two sides of the inverted arch form 76 are respectively connected with movable upright posts 79 on two sides through inverted arch form hydraulic cylinders 81 and form a whole with the two lining trolleys 6, two side edges of the inverted arch form 76 are respectively connected with foot forms 85 on two sides through hinges, inverted arch form travelling trolleys 77 are arranged on the inverted arch form 76, and wheels of the inverted arch form travelling trolleys 77 on two sides are hung on a trestle girder 14 (see the trestle girder 14 of fig. 1) and are respectively positioned on two sides of the trestle girder 14 when the inverted arch forms are required to be used independently; the two lining trolleys 6 are connected with the inverted arch form 76 through hinges which can be quickly detached, so that the cross section surrounded by the combined forms is a tunnel arc cross section.
For ease of understanding, the construction section for construction using the present full face two-liner inverted arch shield apparatus is also shown in fig. 1, including a constructed gutter section 20 (also including a cable trench), a constructed center gutter section 21, a constructed gutter section 22 (also including a cable trench), a center section 23 of a constructed center trench, both side sections 24 of a constructed center trench, inverted arch layers and two liner sections 25 being constructed, tie bars or deployment waterproof plate sections 26 being constructed, a muck excavation section 27, and side stringers 62 for support are also shown in fig. 1; fig. 5 also shows a translation hydraulic cylinder 64 for moving the upper cross beam 65, a connecting pin 73 for connecting the foot die 85 with the inverted arch form 76, a wind band hole 83 and an environmental protection equipment hole 84 provided on the two main brackets, respectively; these structures are conventional structures and are not described in detail.
With reference to fig. 1 to 5, the working principle of the full-section two-lining inverted arch shield equipment of the invention is as follows:
during demolding, the hinges between the foot molds 85 and the inverted arch templates 76 of the two-lining trolley 6 are required to be disassembled firstly, the left foot mold 85 and the right foot mold 85 are respectively retracted through the four foot mold hydraulic cylinders 72, the side templates 61 on two sides are retracted through the four lateral hydraulic cylinders 70, the whole inverted arch templates 76 are lifted through the movable upright posts 79 between the main support of the two-lining trolley 6 and the inverted arch templates 76, and finally the whole trolley templates and the inverted arch templates 76 are placed down through the four leg lifting hydraulic cylinders 71 on the outer main longitudinal beams 87, so that the demolding operation of the whole set of templates is completed. Otherwise, the whole set of templates can be erected, and during the process of the template erection, the horizontal movement of the translation oil cylinders 64 on the two lining trolleys 6 can be adjusted left and right, and the whole two lining trolleys 6 and the inverted arch templates 76 are integrally supported by the trolley supporting legs 74 on the four outer main longitudinal beams 87, so that the two lining trolleys 6 are separated from the trestle 5, and after the template erection is completed, other preparations are carried out, and grouting can be started.
The working principles of the tarpaulin dolly 7, the outer center groove dolly 4, the inner center groove dolly 17 and the water groove dolly 16 are basically identical to those of the conventional manner, and are not repeated here.
If the secondary lining trolley 6 and the inverted arch template 76 need to be separated for use, the trolley travelling trolley 78 of the secondary lining trolley 6 is moved from the inner main longitudinal beam 86 to the outer main longitudinal beam 87 so as to travel on the track on the filling layer; the inverted arch form 76 is movable on rails on the outer edges of the sides of the bridge girder 14 by inverted arch form travel carts 77 and is adjusted in elevation by four inverted arch form legs 75.
The above embodiments are only preferred embodiments of the present invention, and are not limiting to the technical solutions of the present invention, and any technical solution that can be implemented on the basis of the above embodiments without inventive effort should be considered as falling within the scope of protection of the patent claims of the present invention.
Claims (4)
1. A full-section two-lining inverted arch shield device is characterized in that: the hydraulic steering device comprises a trestle, two lining trolleys, a waterproof cloth trolley, an inverted arch template, an outer central ditch trolley, an inner central ditch trolley and a ditch trolley, wherein the trestle comprises a trestle main beam, a trestle auxiliary beam, a crawler chassis, a front ladder boom, a boom hydraulic cylinder, a rear ladder and driven wheels, the front ends of the trestle main beam are respectively arranged on the crawler chassis on the two sides through the crawler support beams on the two sides, the rear end of the front ladder main beam is in rotary connection with the front end of the trestle main beam, the front section of the trestle main beam is bent downwards by 5-15 degrees, the front ladder boom is arranged at the front end of the trestle main beam, the boom hydraulic cylinder is arranged on the front ladder boom and used for lifting the front ladder, the front ladder beam is arranged at the middle section of the front ladder, the piston cylinder of the boom hydraulic cylinder is connected with a steel rope and is connected with the front ladder beam through the steel rope, the rear end of the trestle main beam is connected with the front end of the auxiliary beam, and the steering device is arranged at the rear end of the trestle main beam through the steering device; the waterproof cloth trolley is arranged at the front section of the trestle girder and close to the bending position of the trestle girder through a self-walking device, the two lining trolleys are arranged on the trestle girder through a self-walking device and positioned at the rear of the waterproof cloth trolley, the two lining trolleys are connected with the waterproof cloth trolley through bolts, the outer central ditch trolley is arranged under the trestle auxiliary girder through a self-walking device, the inner central ditch trolley is arranged at the rear of the outer central ditch trolley through a self-walking device, and the two ditch trolleys are respectively arranged at two sides of the inner central ditch trolley; the inverted arch template is arranged at the bottom of the two lining trolleys; the two lining trolleys comprise an upper cross beam, an upper longitudinal beam, a main cross beam, a main support, an inner main longitudinal beam, trolley travelling trolleys, an outer main longitudinal beam, an upper template, side templates and trolley supporting legs, wherein the upper cross beam is arranged above the main cross beam through the upper longitudinal beam, the two main supports are respectively arranged below the main cross beam and respectively close to two ends, the inner main longitudinal beams on two sides are respectively arranged at the lower ends of the two main supports and close to the inner sides through inner main longitudinal beam hydraulic cylinders, the two trolley travelling trolleys are respectively arranged at the lower ends of the inner main longitudinal beams on two sides, the two trolley travelling trolleys are respectively arranged on the main beams of the trestle and are respectively positioned at positions close to two sides, the outer main stringers on both sides are respectively installed at the lower ends of the main brackets and are close to the outer sides through supporting leg lifting hydraulic cylinders, the trolley supporting legs on both sides are respectively installed at the lower ends of the outer main stringers on both sides through movable upright posts, the upper templates are respectively installed on the upper cross beams through upper upright posts, the upper parts of the two groups of side templates are respectively connected to the lower parts of both sides of the upper templates through hinges, the upper middle lower parts of the two groups of side templates are respectively installed at the outer sides of the main brackets through supporting screw rods and lateral hydraulic cylinders, inverted arch template supporting legs capable of lifting through supporting leg hydraulic cylinders are installed at the front end and the rear end of the inverted arch template, and both sides of the inverted arch template are respectively connected with the movable upright posts on both sides through inverted arch template hydraulic cylinders and form a whole with the two lining trolleys.
2. The full face two-lined inverted arch shield apparatus of claim 1, wherein: the two lining trolleys further comprise foot molds, and the foot molds on two sides are respectively arranged on the outer sides of the outer main longitudinal beams on two sides through foot mold hydraulic cylinders.
3. The full face two-lined inverted arch shield apparatus of claim 1 or 2, wherein: the inverted arch formwork is provided with inverted arch formwork travelling trolleys, wheels of the inverted arch formwork travelling trolleys on two sides are hung on the trestle girder and are respectively located on two sides of the trestle girder when the inverted arch formworks are required to be used independently.
4. The full face two-lined inverted arch shield apparatus of claim 1 or 2, wherein: the templates of the two lining trolleys are connected with the inverted arch templates through hinges capable of being quickly detached, so that the section surrounded by the multiple combined templates is a tunnel arc section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328600.4A CN106988762B (en) | 2017-05-11 | 2017-05-11 | Full-section two-lining inverted arch shield equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328600.4A CN106988762B (en) | 2017-05-11 | 2017-05-11 | Full-section two-lining inverted arch shield equipment |
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| CN106988762A CN106988762A (en) | 2017-07-28 |
| CN106988762B true CN106988762B (en) | 2023-08-01 |
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| CN201710328600.4A Active CN106988762B (en) | 2017-05-11 | 2017-05-11 | Full-section two-lining inverted arch shield equipment |
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| CN108343446A (en) * | 2018-03-07 | 2018-07-31 | 中铁十六局集团第工程有限公司 | A kind of tunnel Deeply buried ditch construction self-propelled lifting combination trestle |
| CN112160770B (en) * | 2020-09-16 | 2022-09-02 | 中铁三局集团有限公司 | Tunnel reinforced concrete center ditch construction equipment and construction method thereof |
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