CN211549721U - Small-section rectangular tunnel construction trolley - Google Patents
Small-section rectangular tunnel construction trolley Download PDFInfo
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- CN211549721U CN211549721U CN202020072479.0U CN202020072479U CN211549721U CN 211549721 U CN211549721 U CN 211549721U CN 202020072479 U CN202020072479 U CN 202020072479U CN 211549721 U CN211549721 U CN 211549721U
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- platform truck
- tunnel
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- lead screw
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Abstract
The utility model discloses a small cross section rectangle tunnel construction platform truck, the platform truck body comprises a plurality of platform truck frames, the tunnel form passes through lead screw spare and platform truck frame connection, the platform truck frame includes top supporting beam, bow type floorbar and a flexible section of thick bamboo, and top supporting beam, bow type floorbar and a flexible section of thick bamboo constitute i-shaped structure, the equal fixed mounting in removal roof beam upper surface bow type floorbar both ends position has the lift cylinder again. The utility model discloses the construction trolley removes conveniently, and the construction trolley comprises a plurality of platform truck frames, and the platform truck frame is i-shaped structure to reduce the space that occupies the tunnel, the workman of being convenient for can lift the platform truck frame through the lift cylinder in the tunnel construction of small-section, is convenient for carry out the die filling and the work of demolising.
Description
Technical Field
The utility model relates to a tunnel trolley technical field, more specifically say, in particular to small cross-section rectangle tunnel construction platform truck.
Background
With the development of society and the progress of science and technology, large-scale efficient excavation machinery, large-section heading machines and excavators are increasingly used in tunnel excavation and construction, but are limited by economic conditions and technical levels, so that few construction trolleys can be used for small-section tunnel construction, most of the construction trolleys are traditional old mechanical equipment, the small space of the small-section tunnel causes construction inconvenience, construction difficulty is high, mold turning and mold removal are inconvenient, time and labor are wasted, and cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small cross-section rectangle tunnel construction platform truck to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a small-section rectangular tunnel construction trolley comprises a trolley body, a movable beam, a tunnel template and two guide rails fixedly arranged on the ground of a tunnel, wherein the trolley body is composed of a plurality of trolley frames, the tunnel template is connected with the trolley frames through a screw piece, each trolley frame comprises a top support beam, a bow-shaped bottom beam and a first telescopic cylinder, the top support beams, the bow-shaped bottom beams and the first telescopic cylinders form an I-shaped structure, the top support beams are fixedly connected with one another, the first telescopic cylinders are fixedly arranged on the lower portions of the top support beams, the bow-shaped bottom beams are fixedly arranged on the lower portions of the first telescopic cylinders, the lower portions of the bow-shaped bottom beams are fixedly arranged on the movable beam, lifting oil cylinders are fixedly arranged at the positions of the two ends of the re-bow-shaped bottom beams on the upper surface of the movable beam, the other ends of the lifting oil cylinders are fixedly connected with the two ends of the top support beams, guide wheels are fixedly arranged at the positions of the two ends of the lower surface, the trolley body is characterized in that operation platform plates are arranged on two sides of the trolley body, and the operation platform plates are fixedly arranged on two side surfaces of the first telescopic cylinder respectively.
Preferably, the tunnel formwork comprises a row of top bracing formworks and two rows of side bracing formworks, and the two rows of side bracing formworks are respectively and movably hinged to two ends of the top bracing formworks.
Preferably, lead screw spare is including supporting lead screw and slope lead screw, side props template surface top-down and articulates respectively the activity and installs a plurality of support lead screws, supports the lead screw other end and articulates the installation in the bogie frame both sides respectively the activity, side props template surface lower extreme activity and articulates and installs the slope lead screw, and the slope lead screw other end props subaerially at the tunnel, the equal activity of first telescopic cylinder lower part both sides is articulated to install and is accomodate the hydro-cylinder, accomodates hydro-cylinder other end activity and articulates and installs on side form template surface, the equal fixed mounting in shore roof beam upper surface both ends has even board, even board other end and shore beam fixed connection.
Preferably, the upper surface of the shifting beam is provided with second telescopic cylinders which are fixedly arranged at the two sides of the first telescopic cylinder, and the upper ends of the second telescopic cylinders are fixedly arranged at the lower part of the top support beam.
Preferably, a plurality of bottom support oil cylinders are uniformly and fixedly mounted on the lower surface of the movable beam along the two sides of the length direction.
Preferably, crawling ladders are fixedly mounted at two ends of the trolley body.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the construction trolley removes conveniently, and the construction trolley comprises a plurality of platform truck frames, and the platform truck frame is i-shaped structure to reduce the space that occupies the tunnel, the workman of being convenient for can lift the platform truck frame through the lift cylinder in the tunnel construction of small-section, is convenient for carry out the die filling and the work of demolising.
Drawings
FIG. 1 is a schematic structural view of a small-section rectangular tunnel construction trolley of the present invention;
fig. 2 is the utility model relates to a side view of small cross-section rectangle tunnel construction platform truck.
In the figure: the ladder comprises a top support template 1, a side support template 2, a top support beam 3, a bow-shaped bottom beam 4, a first telescopic cylinder 5, a movable beam 6, a guide wheel 7, a bottom support oil cylinder 8, a guide rail 9, a second telescopic cylinder 10, a connecting plate 11, a support lead screw 12, a storage oil cylinder 13, an inclined support lead screw 14, a lifting oil cylinder 15, an operation platform plate 16 and a ladder stand 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a small-section rectangular tunnel construction trolley comprises a trolley body, a movable beam 5, a tunnel template and two guide rails 9 fixedly installed on the ground of a tunnel, wherein the trolley body is composed of a plurality of trolley frames, the tunnel template is connected with the trolley frames through a screw piece, each trolley frame comprises a top support beam 3, an arched bottom beam 4 and a first telescopic cylinder 5, the top support beams 3, the arched bottom beams 4 and the first telescopic cylinders 5 form an I-shaped structure, so that the space occupied by the tunnel is reduced, the small-section tunnel construction is facilitated, the plurality of top support beams 3 are fixedly connected, the first telescopic cylinders 5 are fixedly installed at the lower parts of the top support beams 3, the arched bottom beams 4 are fixedly installed at the lower parts of the first telescopic cylinders 5, the lower parts of the arched bottom beams 4 are fixedly installed on the movable beam 3, lifting oil cylinders 15 are fixedly installed at the positions of the two ends of the arched bottom beams 4 on the upper surface of the movable beam 3, the other ends of the lifting oil cylinders 15 are fixedly connected with the two ends of, 3 lower surface both ends of walking beam are corresponding to the equal fixed mounting in guide rail 9 position has guide pulley 7, move guide pulley 7 and the guide rail 9 sliding contact who corresponds the position, and platform truck body both sides all are provided with operation platform board 16, and operation platform board 16 is fixed mounting respectively on first telescopic tube 10 both sides surface, and constructor stands on operation platform board 16, the construction operation of being convenient for.
In this embodiment, the tunnel formwork includes one row of top bracing formwork 2 and two rows of side bracing formworks 2, and two rows of side bracing formworks 2 are the activity hinge respectively and install and prop 2 both ends of formwork at the top.
In the embodiment, the screw rod component comprises a supporting screw rod 12 and an inclined screw rod 14, a plurality of supporting screw rods 12 are respectively and movably hinged on the surface of the side supporting template 2 from top to bottom, the other ends of the supporting screw rods 12 are respectively and movably hinged on two sides of the trolley frame, the inclined screw rod 14 is movably hinged on the lower end of the surface of the side supporting template 2, the other end of the inclined screw rod 14 is supported on the ground of the tunnel, the two sides of the lower part of the first telescopic cylinder 5 are respectively and movably hinged with a containing oil cylinder 13, the other end of the containing oil cylinder 13 is movably hinged on the surface of the side template 2, both ends of the upper surface of the top supporting beam 3 are respectively and fixedly provided with a connecting plate 11, the other end of the connecting plate 11 is fixedly connected with the top supporting beam 3, when the template needs to be disassembled, the supporting screw rods 12 and the inclined screw rods 14, the top bracing beam 3 is made to be downward, and the top bracing template 1 can be separated from the concrete of the top wall of the tunnel, so that the template removal work is completed.
In this embodiment, the upper surface of the movable beam 6 is provided with the second telescopic cylinders 10 at the two sides of the first telescopic cylinder 5, the upper ends of the second telescopic cylinders 10 are fixedly arranged at the lower part of the supporting beam 3, and the rising stability of the bogie frame is improved by the second telescopic cylinders 10.
In this embodiment, a plurality of bottom support oil cylinders 8 are uniformly and fixedly mounted on the lower surface of the movable beam 6 along the two sides of the length direction.
In this embodiment, the equal fixed mounting in platform truck body both ends has cat ladder 17, and the constructor of being convenient for can go up to operation platform board 16 through cat ladder 17 to convenient construction operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a small cross-section rectangle tunnel construction platform truck, includes platform truck body, walking beam, tunnel formwork and fixed mounting at the twice guide rail on tunnel ground, and the platform truck body comprises a plurality of platform truck frames, its characterized in that: the tunnel formwork passes through lead screw spare and is connected with the bogie frame, the bogie frame includes top bracing roof beam, bow type floorbar and first telescopic cylinder, and top bracing roof beam, bow type floorbar and first telescopic cylinder constitute i-shaped structure, fixed connection between a plurality of top bracing roof beams, first telescopic cylinder fixed mounting is in top bracing roof beam lower part, bow type floorbar fixed mounting is in first telescopic cylinder lower part, and bow type floorbar lower part fixed mounting is on the walking beam, the equal fixed mounting in bow type floorbar both ends position again of walking beam upper surface has the lift cylinder, the lift cylinder other end and top bracing roof beam both ends fixed connection, walking beam lower surface both ends correspond to the equal fixed mounting in guide rail position and have the guide pulley, move the guide pulley and the guide rail sliding contact who corresponds the position, bogie body both sides all are provided with the operation platform board, and operation platform board fixed mounting is respectively on first telescopic cylinder both sides surface.
2. The small-section rectangular tunnel construction trolley according to claim 1, wherein: the tunnel formwork comprises a row of top bracing formworks and two rows of side bracing formworks, and the two rows of side bracing formworks are respectively and movably hinged to two ends of the top bracing formworks.
3. The small-section rectangular tunnel construction trolley according to claim 2, wherein: the lead screw spare is including supporting lead screw and slope lead screw, side props template surface top-down and is movably hinged respectively and installs a plurality of support lead screws, supports the lead screw other end and movably hinged installs respectively in the bogie frame both sides, side props template surface lower extreme activity hinge and installs the slope lead screw, and the slope lead screw other end props subaerial at the tunnel, the equal movable hinge in first telescopic cylinder lower part both sides installs and accomodates the hydro-cylinder, accomodates hydro-cylinder other end activity hinge and installs on side form template surface, the equal fixed mounting in top beam upper surface both ends props the roof beam upper surface has even board, even board other end and top prop roof beam fixed connection.
4. The small-section rectangular tunnel construction trolley according to claim 1, wherein: the upper surface of the shifting beam is provided with second telescopic cylinders which are fixedly arranged at the two sides of the first telescopic cylinder, and the upper ends of the second telescopic cylinders are fixedly arranged at the lower part of the top support beam.
5. The small-section rectangular tunnel construction trolley according to claim 4, wherein: and a plurality of bottom support oil cylinders are uniformly and fixedly arranged on the lower surface of the movable beam along the two sides of the length direction.
6. The small-section rectangular tunnel construction trolley according to claim 1, wherein: the ladder stand is fixedly arranged at two ends of the trolley body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020072479.0U CN211549721U (en) | 2020-01-14 | 2020-01-14 | Small-section rectangular tunnel construction trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020072479.0U CN211549721U (en) | 2020-01-14 | 2020-01-14 | Small-section rectangular tunnel construction trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211549721U true CN211549721U (en) | 2020-09-22 |
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ID=72491657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020072479.0U Active CN211549721U (en) | 2020-01-14 | 2020-01-14 | Small-section rectangular tunnel construction trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211549721U (en) |
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2020
- 2020-01-14 CN CN202020072479.0U patent/CN211549721U/en active Active
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