CN215632981U

CN215632981U - TBM construction formwork support device

Info

Publication number: CN215632981U
Application number: CN202122001904.4U
Authority: CN
Inventors: 薛永庆; 李凌志; 辛维学; 齐梦学; 李立明; 尚高磊; 吕小东
Original assignee: China Railway First Survey and Design Institute Group Ltd; China Railway 18th Bureau Group Co Ltd; Tunnel Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Current assignee: China Railway First Survey and Design Institute Group Ltd; China Railway 18th Bureau Group Co Ltd; Tunnel Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-01-25
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a TBM construction template supporting device, which comprises a reinforcing steel bar row storage bin and a supporting frame, wherein the reinforcing steel bar row storage bin is arranged, and a supporting assembly is arranged, so that an inserting part of the supporting assembly is inserted into the reinforcing steel bar row storage bin, and the supporting frame is arranged and positioned in a shield; through being provided with coupling assembling and propping roof beam subassembly, wherein, coupling assembling is used for supporting the roof beam subassembly, and coupling assembling can assemble into the support frame of corresponding height with propping the roof beam subassembly according to the chamber degree of depth difference that collapses, makes on the power homoenergetic that its support frame received can transmit the shield for with the whole reinforcement of template and seal the back, carry out the backfill to the chamber concrete that collapses, reduced tunnel construction safety risk.

Description

TBM construction formwork support device

Technical Field

The utility model relates to a template support frame, in particular to a TBM template support frame.

Background

At present, in open TBM construction, due to the influence of occupied spaces of a cutter head and a shield, a cavity collapsed cannot be sealed and processed in time by using a template, the end of the cavity collapsed is difficult to plug when the cavity collapsed is leaked, and backfill concrete of the cavity collapsed cannot be effectively prevented from flowing back into the cutter head and the shield above the cutter head and the shield, so that equipment is damaged, the cavity collapsed can be sealed and backfilled only after all the cavities collapsed are leaked, the cavity collapsed is continuously developed, the safety risk and difficulty of post-processing are higher, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a TBM construction formwork supporting device which can reduce the safety risk of tunnel construction, and can solve the problems that the collapsed cavity end is blocked and the collapsed cavity part is backfilled in time.

In order to solve the technical problems, the utility model adopts a technical scheme that:

TBM construction formwork strutting arrangement includes

The reinforcing steel bar row storage bin is arranged on the inner side of the rear end of a shield, and one rearward side of the reinforcing steel bar row storage bin is provided with an opening;

the support frame, including supporting component, prop roof beam subassembly and coupling assembling, the supporting component has cartridge portion, the cartridge portion is inserted and is located in the storehouse is arranged to the reinforcing bar, prop the vertical locating of roof beam subassembly one side of supporting component, just prop the bottom of roof beam subassembly with one side of supporting component rotates and connects, prop and be provided with a plurality of punch combination groups that are vertical distribution on the roof beam subassembly, coupling assembling vertically arrange in between supporting component and the roof beam subassembly.

According to some embodiments, the support assembly further comprises a support plate arranged parallel to the insertion portion and above the shield.

According to some embodiments, a side of the support plate opposite to the shield is arc-shaped.

According to some embodiments, the supporting beam assembly comprises a supporting beam and a cross beam, the supporting beam is vertically arranged on one side of the inserting portion, a bolt is inserted between one side of the inserting portion and the bottom of the supporting beam, and the cross beam is arranged in a plurality and transversely arranged at each hole group.

According to some embodiments, the hole group comprises a plurality of through holes, the through holes are arranged on the support beam at intervals, a bolt is inserted into each through hole, and the bolt is screwed on the cross beam.

According to some embodiments, the support beam is provided with mounting plates arranged in a longitudinal direction, and the mounting plates are arranged in two and are arranged at intervals, so that the longitudinal projection of the support beam is in a pi shape.

According to some embodiments, the mounting plates are provided with a plurality of mounting parts which are vertically distributed.

According to some embodiments, the connecting members are arranged in two groups, and the longitudinal projections of the two connecting members are arranged in a splayed manner.

According to some embodiments, coupling assembling includes bracing piece and connecting rod, the one end of bracing piece with the backup pad is rotated and is connected, and the other end rotates with an installation department on one of them mounting panel to be connected, the one end of connecting rod rotates the middle part of connecting support pole, and the other end rotates with another installation department on one of them mounting panel to be connected.

Has the advantages that:

the utility model provides a TBM construction template supporting device, which is provided with a steel bar row storage bin and a supporting assembly, wherein an inserting part of the supporting assembly is inserted into the steel bar row storage bin so as to install and position a supporting frame in a shield; through being provided with coupling assembling and propping roof beam subassembly, wherein, coupling assembling is used for supporting the roof beam subassembly, and coupling assembling can assemble into the support frame of corresponding height with propping the roof beam subassembly according to the chamber degree of depth difference that collapses, makes on the power homoenergetic that its support frame received can transmit the shield for with the whole reinforcement of template and seal the back, carry out the backfill to the chamber concrete that collapses, reduced tunnel construction safety risk.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the installation of the present invention;

FIG. 2 is a schematic illustration of the present invention in assembled form;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a front view of the support bracket of FIG. 3;

FIG. 5 is a top view of the support bracket of FIG. 3;

FIG. 6 is a top view of the support assembly shown in FIG. 3;

fig. 7 is a front view of the support assembly shown in fig. 3.

In the figure, a steel bar row storage bin is 1, a support frame is 2, a support assembly is 21, an insertion part is 211, a support plate is 212, a support beam assembly is 22, a support beam is 221, a cross beam is 222, a mounting plate is 223, an installation part is 2231, a bolt is 224, a connecting assembly is 23, a support rod is 231 and a connecting rod is 232.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 7, the TBM construction formwork supporting device comprises a reinforcing steel bar row storage bin 1 and a supporting frame 2, wherein the reinforcing steel bar row storage bin 1 is arranged on the inner side of the rear end of a shield, and one rearward side of the reinforcing steel bar row storage bin 1 is provided with an opening; the supporting frame 2 comprises a supporting assembly 21, a supporting beam assembly 22 and a connecting assembly 23, the supporting assembly 21 is provided with an inserting portion 211, the inserting portion 211 is inserted into the reinforcing steel bar row storage bin 1, the supporting beam assembly 22 is vertically arranged on one side of the supporting assembly 21, the bottom of the supporting beam assembly 22 is rotatably connected with one side of the supporting assembly 21, a plurality of hole groups which are vertically distributed are arranged on the supporting beam assembly 22, and the connecting assembly 23 is arranged in a plurality of holes and is longitudinally arranged between the supporting assembly 21 and the supporting beam assembly 22.

According to the structure, the inserting portion 211 of the supporting component 21 is inserted into the steel bar row storage bin 1, the supporting frame 2 with the corresponding height is assembled through the supporting beam component 22 and the connecting component 23 according to the different collapse cavity depths, the force borne by the supporting frame 2 can be transmitted to the shield, the template is integrally reinforced and sealed, the concrete in the collapse cavity is backfilled, and the safety risk of tunnel construction is reduced.

The support assembly 21 further has a support plate 212, and the support plate 212 is disposed parallel to the insertion portion 211 and above the shield.

The side of the support plate 212 opposite to the shield is arc-shaped, so as to ensure that the support plate 212 is tightly attached to the outer surface of the shield.

The supporting beam assembly 22 comprises a supporting beam 221 and a cross beam 222, the supporting beam 221 is vertically arranged on one side of the inserting portion 211, the inserting pins 3 are inserted into one side of the inserting portion 211 and the bottom of the supporting beam 221, and the cross beam 222 is provided in a plurality and transversely arranged at each hole group, so that the installation number and the installation position of the cross beam 222 can be adjusted according to different requirements.

The hole set includes a plurality of through holes, the through holes are spaced from each other and disposed on the support beam 221, a bolt 224 is inserted into each through hole, and the bolt 224 is screwed on the cross beam 222, so as to facilitate the installation between the support beam 221 and the cross beam 222.

The support beam 221 has two mounting plates 223 arranged in the longitudinal direction, and the two mounting plates 223 are arranged at intervals so that the longitudinal projection of the support beam 221 is pi-shaped.

All have a plurality of installation departments 2231 that are vertical distribution on two mounting panels 223, can select as required to connect bracing piece 231 and coupling assembling 23 with the installation department 2231 of two positions, improve the flexibility, also be convenient for the bracing piece 231 and the coupling assembling 23 of the different length of adaptation.

The connecting assemblies 23 are arranged in two groups, and the longitudinal projections of the two connecting assemblies 23 are arranged in a splayed shape.

The connecting assembly 23 includes a support rod 231 and a connecting rod 232, one end of the support rod 231 is rotatably connected to the support plate 212, the other end is rotatably connected to a mounting portion 2231 of one of the mounting plates, one end of the connecting rod 232 is rotatably connected to the middle portion of the support rod 231, and the other end is rotatably connected to another mounting portion 2231 of one of the mounting plates. Wherein, according to the depth of the collapsed cavity, a support rod 231 and a connecting rod 232 with proper length are installed and connected with the support beam 221 with corresponding height, so that the support frame 2 with proper height and suitable for the depth of the collapsed cavity can be assembled.

In some embodiments, a formwork is placed on the front end of the concrete layer and is supported by the support frame 2.

One mode of operation of the present invention is as follows: firstly, the inserting part 211 and the supporting beam 221 are adjusted according to different depths of collapsed cavities, after the adjusting, the supporting plate 212 and the supporting beam 221 are connected through the supporting rod 231 and the connecting rod 232 with proper lengths, the supporting frame 2 with corresponding heights is assembled, the installation number and the installation positions of the cross beams 222 are placed at the collapsed cavities according to different requirements, and the supporting beam 221 and the cross beams 222 are connected through the bolts 224, so that the building is completed.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The utility model provides a TBM construction formwork strutting arrangement which characterized in that includes:

the reinforcing steel bar row storage bin (1) is arranged on the inner side of the rear end of a shield, and an opening is formed in the backward side of the reinforcing steel bar row storage bin (1);

support frame (2), including supporting component (21), prop roof beam subassembly (22) and coupling assembling (23), supporting component (21) have cartridge portion (211), cartridge portion (211) are inserted and are located in the reinforcing bar row stores in the storehouse (1), prop roof beam subassembly (22) and vertically locate one side of supporting component (21), just prop the bottom of roof beam subassembly (22) with one side of supporting component (21) is rotated and is connected, prop and be provided with a plurality of punch combination that are vertical distribution on roof beam subassembly (22), coupling assembling (23) longitudinal arrangement in between supporting component (21) and the roof beam subassembly (22).

2. The TBM construction formwork support device according to claim 1, characterized in that the support assembly (21) further has a support plate (212), the support plate (212) is arranged in parallel with the insertion portion (211) and is located above the shield.

3. The TBM construction formwork support device according to claim 2, wherein the side of the support plate (212) opposite to the shield is arc-shaped.

4. The TBM construction formwork support device according to claim 1, wherein the supporting beam assembly (22) comprises a supporting beam (221) and a cross beam (222), the supporting beam (221) is vertically arranged at one side of the inserting portion (211), a bolt (3) is inserted between one side of the inserting portion (211) and the bottom of the supporting beam (221), and the cross beam (222) is provided in plurality and transversely arranged at each hole group.

5. The TBM construction formwork support device according to claim 4, wherein the hole group comprises a plurality of through holes, the plurality of through holes are arranged on the support beam (221) at intervals, a bolt (224) is inserted into each through hole, and the bolt (224) is screwed on the cross beam (222).

6. The TBM construction formwork support device according to claim 4, wherein the support beam (221) is provided with two mounting plates (223) arranged in a longitudinal direction, and the two mounting plates (223) are arranged at intervals, so that a longitudinal projection of the support beam (221) is in a pi shape.

7. The TBM construction formwork support device according to claim 6, wherein a plurality of mounting portions (2231) are vertically distributed on each of the two mounting plates (223).

8. The TBM construction formwork support device according to claim 7, wherein the connecting assemblies (23) are arranged in two groups, and the longitudinal projection of the two connecting assemblies (23) is arranged in a splayed shape.

9. The TBM construction formwork support device according to claim 8, wherein the connecting assembly (23) comprises a support rod (231) and a connecting rod (232), one end of the support rod (231) is rotatably connected with the support plate (212), the other end of the support rod is rotatably connected with an installation part (2231) on one of the installation plates, one end of the connecting rod (232) is rotatably connected with the middle part of the support rod (231), and the other end of the connecting rod is rotatably connected with another installation part (2231) on one of the installation plates.