CN218971208U

CN218971208U - Novel circular tunnel template trolley

Info

Publication number: CN218971208U
Application number: CN202223127089.7U
Authority: CN
Inventors: 方明亮; 毛艳芳; 杨美玲; 资玮; 邹体琼; 陈成彪; 彭烁; 许国忠
Original assignee: Yunnan Nongken Chunying Technology Co ltd
Current assignee: Yunnan Nongken Chunying Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-05-05
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a novel circular tunnel template trolley which comprises a top die, a top die arch, side dies, side die arches and a portal frame, wherein the top die is arranged on the top die; a side support screw rod is hinged between the lower end of the side mold arch frame and the door frame; the bottom rigid coupling of portal has the longeron down, and vertical telescopic machanism and truckle are installed to the bottom of longeron down. The utility model has the advantages that: simple structure, convenient dismouting need not to assemble repeatedly in the work progress, has reduced the restriction of mounting site to structural installation, and the efficiency of construction is high.

Description

Novel circular tunnel template trolley

Technical Field

The utility model relates to the field of tunnel templates, in particular to a novel round tunnel template trolley.

Background

The supporting system of the traditional tunnel pouring template is connected through fasteners by adopting welded pipes and is supported by jacking. The existing problems are that the processing difficulty is high, repeated disassembly and assembly are needed in the construction process, the space of an installation site is limited, and the construction efficiency is low. Therefore, a novel circular tunnel template trolley with simple structure, convenient disassembly and assembly and high construction efficiency needs to be developed.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the novel circular tunnel template trolley which is simple in structure, convenient to assemble and disassemble, free from repeated assembly in the construction process, reduced in limit of structural installation in an installation site and high in construction efficiency.

In order to solve the technical problems, the utility model provides a novel round tunnel template trolley which comprises a top die, a top die arch, a side die arch and a portal; a side support screw rod is hinged between the lower end of the side mold arch frame and the door frame; the bottom of portal rigid coupling has the longeron down, and vertical telescopic machanism and truckle are installed to the bottom of longeron down.

Further, the side support screw rod comprises a connecting cap hinged with the side die arch frame and the portal frame, a stud fixedly connected with the connecting cap and a double-end screw sleeve matched with the stud; the screw threads at the two ends of the double-end screw sleeve are opposite in rotation direction.

Further, a first through hole is formed in the middle of the double-head threaded sleeve.

Further, the vertical telescopic mechanism comprises a double-end stud and an upper base and a lower base which are matched with the two ends of the double-end stud.

Further, a second through hole is formed in the center of the double-end stud.

Further, support rods are arranged between the two sides of the door frame and the side mold arches, and the two ends of the support rods are connected with the door frame and the side mold arches through pin shafts.

Further, the top end of the portal frame is fixedly connected with an upper longitudinal beam; the top die arch frame is fixedly arranged at the top of the upper longitudinal beam.

Furthermore, diagonal rods are fixedly connected between the upper longitudinal beam and the upright rods on the two sides of the portal frame, and the diagonal rods, the upper longitudinal beam and the upright rods are enclosed to form a triangle.

Further, a cross bar is detachably arranged between the side sills.

Further, a guide rail support with an arc bottom is arranged below the vertical telescopic mechanism; the upper surface of the guide rail support is fixedly provided with a guide rail; the casters may fall within the interior channel of the rail and roll along the rail.

The utility model has the following beneficial effects:

the side die arch frame and the portal are connected through the side support screw rod, and a vertical telescopic mechanism and casters are arranged below the portal. During demolding, the connecting bolts between the top mold and the side mold are removed, then the side supporting screw rod is tightened, and the side mold rotates along with the side mold arch frame, so that demolding of the side mold can be realized. And then the vertical telescopic mechanism is tightened, the door frame, the top die arch frame and the top die are controlled to descend, and the top die demoulding is realized. At this time, the top mold arch, the side mold arch and the door frame are still in a connection state and still are integrated. And then continuously tightening the vertical telescopic mechanism until the casters descend to the ground and are stressed, and the vertical telescopic mechanism is separated from the ground. After pushing the trolley to the next working section, the mould can be quickly and again supported only by readjusting the side supporting screw rod and the vertical telescopic mechanism. The utility model has simple structure, convenient disassembly and assembly, no need of repeated assembly in the construction process, reduced limit of installation sites on structural installation and high construction efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment;

FIG. 2 is a side view of the partial structure of FIG. 1;

FIG. 3 is a schematic view of the side support lead screw of FIG. 1;

fig. 4 is a schematic structural view of the vertical telescopic mechanism in fig. 1.

In the figure, a top die, a 2-top die arch, a 3-side die, a 4-side die arch, a 5-portal frame, a 6-side supporting screw rod, a 601-double-head screw sleeve, a 602-double-head screw, a 603-connecting cap, a 604-first through hole, a 7-lower longitudinal beam, an 8-vertical telescopic mechanism, a 801-double-head screw, a 802-base, a 803-second through hole, a 9-trundle, a 10-guide rail, a 11-guide rail support, a 12-support rod, a 13-cross beam, a 14-diagonal rod, a 15-cross rod and a 16-upper longitudinal beam are arranged.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Examples

1-3, a novel circular tunnel template trolley comprises a top die 1, a top die arch 2, a side die 3, a side die arch 4 and a portal 5; a side support screw rod 6 is hinged between the lower end of the side mold arch frame 4 and the door frame 5; the bottom of portal 5 rigid coupling has the side sill 7, and vertical telescopic machanism 8 and truckle 14 are installed to the bottom of side sill 7.

Above-mentioned novel circular tunnel template platform truck connects side form bow member 4 and portal 5 through side support lead screw 6 to set up vertical telescopic machanism 8 and truckle 14 in the below of portal 5. During demolding, the connecting bolts between the top mold 1 and the side mold 3 are removed, then the side supporting screw rods 6 are tightened, and the side mold 3 rotates along with the side mold arch 4, so that demolding of the side mold 3 can be realized. And then the vertical telescopic mechanism 8 is tightened, the door frame 5, the top die arch 2 and the top die 1 are controlled to descend, and the top die 1 is demoulded. At this time, the top mold 1, the top mold arch 2, the side mold 3, the side mold arch 4 and the door frame 5 are still in a connection state, and still are integrated. The vertical telescopic mechanism 8 is then continued to be tightened until the casters 14 are lowered to the ground and stressed, and the vertical telescopic mechanism 8 is lifted off the ground. After pushing the trolley to the next working section, the side support screw rod 6 and the vertical telescopic mechanism 8 can be readjusted to quickly support the mould again. The utility model has simple structure, convenient disassembly and assembly, no need of repeated assembly in the construction process, reduced limit of installation sites on structural installation, high construction efficiency,

specifically, the side support screw rod 6 comprises a connecting cap 603 hinged with the side mold arch 4 and the portal 5, a stud 602 fixedly connected with the connecting cap 603 and a double-end screw sleeve 601 matched with the stud 602; the threads at the two ends of the double-ended screw sleeve 601 are opposite in rotation direction.

Specifically, in order to facilitate rotation of the double-ended screw sleeve 601, a first through hole 604 is provided in the middle of the double-ended screw sleeve 601.

Specifically, the vertical telescopic mechanism 8 includes a stud 801 and upper and lower bases 802 that are engaged with both ends of the stud 801.

Specifically, in order to facilitate rotation of the stud 801, a second through hole 803 is formed in the center of the stud 801.

Specifically, in order to improve the supporting strength, supporting rods 12 are installed between the two sides of the gantry 5 and the side mold arches 4, and two ends of the supporting rods 12 are connected with the gantry 5 and the side mold arches 4 through pin shafts.

In order to facilitate the integral hoisting and improve the assembly efficiency, the door frame 5 and the top die arch 2 are connected into a whole. Specifically, the top end of the portal 5 is fixedly connected with an upper longitudinal beam 16; the top mold arch 2 is fixedly mounted on top of the upper stringers 16.

Specifically, in order to improve the supporting strength, diagonal rods 14 are fixedly connected between the upper longitudinal beam 16 and the upright rods on two sides of the portal frame 5, and the diagonal rods 14, the upper longitudinal beam 16 and the upright rods enclose a triangle. Compared with the traditional X-shaped bent frame scissor support, the triangular diagonal support can increase the operation space on the basis of ensuring the strength, and is beneficial to improving the construction efficiency.

Specifically, in order to further improve the supporting strength, a cross bar 15 is detachably installed between the side sills 7. When the trolley needs to be adjusted after pouring is completed, the cross bar 15 can be quickly removed.

Specifically, in order to enable the trolley to move more smoothly, a guide rail support 11 with an arc-shaped bottom is arranged below the vertical telescopic mechanism 8; the upper surface of the guide rail support 11 is fixedly provided with a guide rail 10; casters 14 may fall within the interior channel of rail 10 and roll along rail 10.

The working principle of the utility model is as follows:

when one bin is poured, firstly, connecting bolts between the top die 1 and the side die 3 are removed, a pin shaft of a supporting rod 12, which is close to one side of the side die arch 4, is removed, and then the side supporting screw rod 6 is tightened. The side mold 3 rotates along with the side mold arch 4, so that the demolding of the side mold 3 can be realized. And then the vertical telescopic mechanism 8 is tightened, the door frame 5, the top die arch 2 and the top die 1 are controlled to descend, and the top die 1 is demoulded. At this time, the top mold 1, the top mold arch 2, the side mold 3, the side mold arch 4 and the door frame 5 are still in a connection state, and still are integrated. The tightening of the vertical telescopic mechanism 8 is then continued until the casters 14 descend into the inner grooves of the rail 10 and are forced and the vertical telescopic mechanism 8 is lifted off the ground. After pushing the trolley to the next working section, only the side supporting screw rod 6 and the vertical telescopic mechanism 8 are required to be readjusted, and the pin shaft of the supporting rod 12, which is close to one side of the side mold arch 4, is installed to rapidly carry out formwork support again. The utility model has simple structure, convenient disassembly and assembly, can be integrally hoisted outside the hole, reduces the limit of the installation site on structural installation, does not need repeated assembly in the construction process, and has high construction efficiency.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. A novel circular tunnel template trolley comprises a top die (1), a top die arch (2), a side die (3), a side die arch (4) and a portal (5); the method is characterized in that: a side support screw rod (6) is hinged between the lower end of the side mold arch frame (4) and the door frame (5); the bottom of portal (5) rigid coupling has side sill (7), and vertical telescopic machanism (8) and truckle (9) are installed to the bottom of side sill (7).

2. The novel circular tunnel formwork trolley of claim 1, wherein: the side support screw rod (6) comprises a connecting cap (603) hinged with the side die arch (4) and the portal frame (5), a stud (602) fixedly connected with the connecting cap (603) and a double-end screw sleeve (601) matched with the stud (602); the screw threads at the two ends of the double-end screw sleeve (601) are opposite in rotation direction.

3. The novel round tunnel formwork trolley of claim 2, wherein: a first through hole (604) is formed in the middle of the double-head threaded sleeve (601).

4. The novel circular tunnel formwork trolley of claim 1, wherein: the vertical telescopic mechanism (8) comprises a double-end stud (801) and an upper base and a lower base (802) which are matched with the two ends of the double-end stud (801).

5. The novel round tunnel formwork trolley of claim 4, wherein: a second through hole (803) is formed in the center of the double-end stud (801).

6. The novel circular tunnel formwork trolley of claim 1, wherein: support rods (12) are arranged between the two sides of the door frame (5) and the side mold arches (4), and the two ends of the support rods (12) are connected with the door frame (5) and the side mold arches (4) through pin shafts.

7. The novel round tunnel formwork trolley of claim 6, wherein: an upper longitudinal beam (16) is fixedly connected to the top end of the portal frame (5); the top mould arch (2) is fixedly arranged at the top of the upper longitudinal beam (16).

8. The novel round tunnel formwork trolley of claim 7, wherein: and inclined rods (14) are fixedly connected between the upper longitudinal beam (16) and the upright rods on the two sides of the portal frame (5), and the inclined rods (14), the upper longitudinal beam (16) and the upright rods are enclosed to form a triangle.

9. The novel round tunnel formwork trolley of claim 8, wherein: and a cross bar (15) is detachably arranged between the side sills (7).

10. The novel circular tunnel formwork trolley of claim 1, wherein: a guide rail support (11) with an arc-shaped bottom is arranged below the vertical telescopic mechanism (8); the upper surface of the guide rail support (11) is fixedly provided with a guide rail (10); the casters (9) can fall into the inner grooves of the guide rail (10) and roll along the guide rail (10).