CN205840892U - Ditch mould bases is surveyed in self-propelled tunnel - Google Patents

Abstract

The utility model discloses a self-propelled tunnel trench measuring formwork, which comprises a movable main support frame and a formwork assembly arranged on the main support frame which can be lifted and lowered along the longitudinal direction. The top side of the main support frame is provided with a The horizontal cantilever of the formwork assembly is provided with a first lifting cylinder for controlling the lifting of the formwork assembly. The bottom of the main support frame is provided with walking wheels. The formwork assembly includes a formwork, a vertical support rod and a horizontal support. The template is a U-shaped structure composed of a bottom wall and a side wall. One end of the vertical support rod extends into the template and is connected to the side wall of the template through a telescopic piece. The other end of the vertical support rod extends out of the template and is set at the bottom of the horizontal support The second lifting cylinder is connected, and the top of the horizontal support is connected with the first lifting cylinder. The utility model is convenient for rapid construction, improves construction speed, ensures construction quality, reduces labor intensity of workers, improves work efficiency and saves cost.

Description

Self-propelled tunnel trench measuring formwork

technical field

The utility model relates to the field of tunnel engineering devices, in particular to a self-propelled tunnel trench measuring formwork.

Background technique

The construction of the side ditch of the tunnel project usually adopts the construction method of on-site support formwork pouring concrete. During construction, the side ditch formwork is directly supported on the top surface of the completed tunnel inverted arch filling concrete. After the concrete pouring is completed, the formwork is removed and the second stage of construction is repeated. side ditch. However, with this construction method, it is necessary to repeatedly assemble and disassemble the formwork during operation. Although the formwork system uses a fixed formwork for rapid construction, it is difficult to fully guarantee the quality of the tunnel side ditch due to repeated assembly and disassembly operations, and it is time-consuming to assemble and disassemble the formwork It is laborious, increases the labor intensity of workers, reduces work efficiency, slows down the construction speed, prolongs the construction period and increases the cost. Therefore, it is necessary and urgent to develop a fast construction and cost-saving tunnel side ditch construction device.

Therefore, be badly in need of developing a kind of convenient fast construction, improve construction speed, guarantee construction quality, reduce the labor intensity of workman, improve work efficiency, save the self-propelled tunnel trench measuring formwork of cost.

Contents of the invention

In view of this, the purpose of this utility model is to provide a self-propelled tunnel trench measuring formwork, which is convenient for rapid construction, improves construction speed, ensures construction quality, reduces labor intensity of workers, improves work efficiency, and saves costs.

The self-propelled tunnel trench measuring formwork of the utility model includes a movable main support frame and a formwork assembly arranged on the main support frame that can be lifted along the longitudinal direction. The horizontal cantilever is provided with a first lifting cylinder for controlling the lifting of the formwork assembly, and the bottom of the main support frame is provided with walking wheels. The formwork assembly includes a formwork, a vertical support rod and a horizontal support. The formwork is A U-shaped structure composed of a bottom wall and a side wall, one end of the vertical support rod extends into the formwork and is connected to the side wall of the formwork through a telescopic piece, and the other end of the vertical support rod extends out of the formwork and the second lift provided at the bottom of the horizontal support The cylinder is connected, and the top of the horizontal support is connected with the first lifting cylinder.

Further, the main support frame is a truss structure.

Further, the side walls on both sides of the formwork are respectively connected to the bottom wall through living hinges.

Further, the two sides of one end of the vertical support rod located in the formwork are respectively provided with telescopic parts, and the telescopic parts located on both sides of the vertical support rod are symmetrical to each other.

Further, the telescopic member is a telescopic cylinder arranged obliquely on the vertical support rod, and the piston rod of the telescopic cylinder is fixedly connected to the side wall of the formwork.

Furthermore, the inclination angle α between the telescopic cylinder and the vertical support rod is 55-65 degrees.

Further, the horizontal support is a horizontal truss structure, and the second lifting cylinder is fixed at the bottom of the horizontal support beam.

Furthermore, the height of the main support frame is 3-12m.

Beneficial effects of the utility model: the self-propelled tunnel trench measuring formwork of the utility model, by setting a movable main support frame and a liftable formwork assembly, can measure and release the side ditch line of the tunnel first when in use, and push the main support The frame is in place, the formwork is moved in place by adjusting the first and second lifting cylinders, and finally the formwork is completed by controlling the telescopic parts to pour the concrete of the ditch. The utility model avoids the problems of repeatedly supporting and erecting the formwork during the construction of the side ditch of the tunnel, time-consuming and laborious support and reinforcement, and the problems that the quality is difficult to guarantee, thereby facilitating rapid construction, increasing the construction speed, ensuring the construction quality, reducing the labor intensity of workers, and improving work efficiency ,save costs.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of template assembly of the present utility model;

FIG. 3 is a top view of FIG. 2 .

detailed description

Fig. 1 is a schematic structural view of the utility model, Fig. 2 is a schematic structural view of the template assembly of the present utility model, and Fig. 3 is a top view of Fig. The main support frame 1 and the formwork assembly arranged on the main support frame 1 can be lifted along the longitudinal direction. The top side of the main support frame 1 is provided with a transverse cantilever 2 for connecting the formwork assembly. The transverse cantilever 2 is welded and fixed on the main support One side of the top of the frame 1 is used to support the formwork assembly; the first lifting cylinder 3 for controlling the lifting of the formwork assembly is provided on the lateral cantilever 2, and the first lifting cylinder 3 is used to control the rise or fall of the formwork assembly for operation ; The bottom of the main support frame 1 is provided with a walking wheel 4, which is convenient for the entire formwork to move and is easy to use; U-shaped structure composed of the side wall 5b, one end of the vertical support rod 6 extends into the formwork 5 and is connected to the formwork side wall 5b through the telescopic member 8, and the other end of the vertical support rod 6 extends out of the formwork 5 and the bottom of the horizontal support 7 The second lifting cylinder 9 is connected, the top of the horizontal support 7 is connected with the first lifting cylinder 3, the template 5 is controlled to rise or fall by the second lifting cylinder 9, and the side wall 5b of the template 5 is controlled to move horizontally by the telescopic member 8 The location is convenient for pouring operations.

In this embodiment, the main support frame 1 is a truss structure with simple structure, high strength and good supporting effect.

In this embodiment, the sidewalls 5b on both sides of the template 5 are respectively connected to the bottom wall 5a through living hinges 10, so that the horizontal movement of the sidewalls 5b is realized, which is convenient for operation.

In this embodiment, the two sides of one end of the vertical support rod 6 located in the template 5 are respectively provided with telescopic members 8, and the telescopic members 8 located on both sides of the vertical support rod 6 are symmetrical to each other. Two telescopic parts 8 are respectively arranged on the side, and the two telescopic parts are arranged at intervals on the same side of the vertical support rod 6, so as to improve the stability and convenience of movement and facilitate manipulation.

In this embodiment, the telescopic member 8 is a telescopic cylinder arranged obliquely on the vertical support rod 6, and the piston rod of the telescopic cylinder is fixedly connected with the side wall 5b of the template to realize the horizontal position of the side wall 5b of the template 5. Make adjustments.

In this embodiment, the inclination angle α between the telescopic cylinder and the vertical support rod 6 is 55 to 65 degrees, and the inclination angle α between the telescopic cylinder and the vertical support rod 6 in this embodiment is 60 degrees, so as to facilitate operation .

In this embodiment, the horizontal support 7 is a horizontal truss structure with simple structure, high strength and good supporting effect; the second lifting cylinder 9 is fixed on the bottom of the horizontal support beam 7a of the horizontal support 7, which is convenient for installation and fixing. The template 5 of this implementation can be set to three, and the three templates can be set to different sizes, and a second lifting cylinder 9 is respectively arranged on the three horizontal support beams 7a of the horizontal support 7, and the three templates are respectively connected to the corresponding The second lifting cylinder 9 is connected, which is more convenient and quick to use.

In this embodiment, the height of the main support frame 1 is 3-12m, so that it can meet the construction requirements of the tunnel.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the spirit and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (8)

1. ditch mould bases is surveyed in a self-propelled tunnel, it is characterised in that: include moveable main backstop and along the most liftable The template assembly being arranged on main backstop, described main backstop top side is provided with laterally hanging for connection mode board component Arm, described horizontal cantilever is provided with the first lift cylinder for the lifting of Control architecture assembly, sets bottom described main backstop Being equipped with road wheel, described template assembly includes template, vertical supporting rod and horizontal stand, and described template is for be made up of diapire and sidewall U-shape structure, described vertical supporting rod one end stretches in template and passes through extensible member and be connected with stencil sidewalls, the vertical supporting rod other end Stretch out template the second lift cylinder that is outer and that arrange bottom horizontal stand to be connected, described horizontal stand top and the first lift cylinder Connect.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 1, it is characterised in that: described main backstop is truss knot Structure.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 1, it is characterised in that: the both sides sidewall of described template is respectively It is connected by moveable hinge with diapire.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 3, it is characterised in that: described vertical supporting rod is positioned at template Both sides, one end be respectively arranged with extensible member, and the extensible member being positioned at vertical supporting rod both sides is symmetrical.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 4, it is characterised in that: described extensible member is for being inclined at Telescopic cylinder on vertical supporting rod, the piston rod of this telescopic cylinder is fixing with stencil sidewalls to be connected.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 5, it is characterised in that: described telescopic cylinder and vertical supporting rod Between inclined angle alpha be 55～65 degree.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 1, it is characterised in that: described horizontal stand is horizontal truss Structure, described second lift cylinder is fixed on bottom the horizontal support beam of horizontal stand.

Ditch mould bases is surveyed in self-propelled tunnel the most according to claim 1, it is characterised in that: the height of described main backstop is 3 ～12m.