CN215565981U

CN215565981U - Pin-connected panel template supports fixing device

Info

Publication number: CN215565981U
Application number: CN202121925438.2U
Authority: CN
Inventors: 薛永庆; 徐海; 吕二超; 靖辉; 王文添; 任吉涛
Original assignee: China Railway 18th Bureau Group Co Ltd; Tunnel Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Current assignee: China Railway 18th Bureau Group Co Ltd; Tunnel Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-18
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an assembled template supporting and fixing device, which relates to the technical field of tunnel construction equipment and comprises a frame body and assembled components, wherein the frame body is provided with more than two frame bodies which are sequentially arranged along an arch frame; the assembly component penetrates through the frame body and is used for connecting the frame body to the arch centering so as to clamp the template between the frame body and the arch centering. Through assembling the subassembly, arrange the support body more than two along the bow member in proper order, put into the template in the device intracavity simultaneously, simplified the installation of template, and cooperate through first coupling assembling and second coupling assembling between each support body and connect, combine the bow member that has been under construction to realize auto-lock and anchor, reduced the use of rack, and practiced thrift the usage space of tunnel, made things convenient for the site operation.

Description

Pin-connected panel template supports fixing device

Technical Field

The utility model relates to the technical field of tunnel construction equipment, in particular to a formwork supporting and fixing device.

Background

At present, when a plurality of tunnel concrete pouring operations are carried out, templates are installed and fixed, and the templates are usually assembled and reinforced through a large-scale matched rack; most of the templates adopt steel templates, so that the weight is large, the manual assembly difficulty is large, and the operation efficiency is low; the fixing and supporting of the template need to be carried out by combining the rack, all pressure received during concrete pouring is borne by the rack, the size of the rack is large, the occupied space of a tunnel is large, and the interference on construction of a heading machine and traffic transportation is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembled formwork supporting and fixing device which can avoid the problem that construction is influenced by using a large-scale rack.

According to the utility model, the assembled template supporting and fixing device comprises a frame body and assembling components, wherein the frame body is provided with more than two and is sequentially arranged along an arch frame, a first connecting component is arranged at one end of the frame body, a second connecting component matched with the first connecting component is arranged at the other end of the frame body, and a device cavity for installing templates is arranged between the frame body and the arch frame so as to conveniently install the templates on the arch frame; the assembly component penetrates through the frame body and is used for connecting the frame body to the arch centering so as to clamp the template between the frame body and the arch centering.

Specifically, the support body includes truss and support bar, and the support bar sets up to two and parallel arrangement, and fixedly connected with splice bar between two support bars, and two supports are the arc to along with the bow member is crooked, a side of truss is connected in two support bars, so that the support body modularization, and more light.

Furthermore, the assembly component comprises an assembly anchor hook, a backing plate, nuts and connecting pipes, the assembly anchor hook is arranged between the two support bars in a penetrating manner, the backing plate is U-shaped and is sleeved on the assembly anchor hook, the connecting pipes are positioned on the inner side of the backing plate and are perpendicular to the support bars, the two connecting pipes are arranged and are respectively arranged on two sides of the assembly anchor hook, and the nuts are sleeved on the assembly anchor hook and are in threaded fit with the assembly anchor hook; the supporting bars, the connecting pipes, the base plates and the nuts are sequentially arranged from bottom to top so as to connect the frame body and the arch frame.

The assembled anchor hook comprises a sleeve and two symmetrically arranged clamping hooks, each clamping hook comprises a first rod section and a second rod section, the two first rod sections are fixedly connected together, the second rod section is connected to one end of each first rod section and arranged at an included angle with the first rod sections, the free end of each second rod section is provided with a hook part used for being hooked on an arch frame, so that the frame body can be connected to the arch frame, and the back sides of the two first rod sections are provided with external threads so that nuts are threaded on the first rod sections; the sleeve is sleeved on the two first rod sections, one end of the sleeve abuts against the base plate, the other end of the sleeve abuts against the second rod section, and the two first rod sections can be further fixed through the sleeve.

Preferably, the outer side of the hook part is fixedly connected with a triangular connecting block, so that the assembled anchor hook can be taken out conveniently during form removal.

Furthermore, the first connecting assembly comprises two first plates, one sides of the two first plates are connected with the lock hooks, and the other sides of the two first plates are fixedly connected to the opposite sides of the two supporting strips; the second connecting assembly comprises two second plates, a lock column is connected between the opposite sides of one side of each second plate, the other sides of the two second plates are fixedly connected to the opposite sides of the two supporting strips, and the lock hooks can be interlocked with the corresponding lock columns so as to enable the two or more support bodies to be connected with each other.

The assembled formwork supporting and fixing device provided by the embodiment of the utility model at least has the following beneficial effects: through assembling the subassembly, arrange the support body more than two along the bow member in proper order, put into the template in the device intracavity simultaneously, simplified the installation of template, and cooperate through first coupling assembling and second coupling assembling between each support body and connect, combine the bow member that has been under construction to realize auto-lock and anchor, reduced the use of rack, and practiced thrift the usage space of tunnel, made things convenient for the site operation.

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

The utility model is further illustrated with reference to the following figures and examples:

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

FIG. 2 is a front view of the rack of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the assembly of the present invention in cooperation with an arch;

FIG. 5 is a front elevational view of the support bar of the present invention;

FIG. 6 is a top view of the support bar of the present invention;

fig. 7 is a structural view of the construction anchor of the present invention.

Reference numerals: the frame body 10, the assembly component 20, the truss 11, the supporting bar 12, the connecting rib 13, the assembly anchor hook 21, the backing plate 22, the nut 23, the connecting pipe 24, the hook 25, the first rod section 26, the second rod section 27, the connecting block 28, the sleeve 29, the first plate 14, the locking hook 15, the second plate 16, the locking column 17, the arch frame 30, the template 40 and the surrounding rock 50.

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 and 2, the assembled formwork supporting and fixing device according to the present invention includes a frame body 10 and assembling units 20, the frame body 10 is provided with more than two and sequentially arranged along an arch frame 30, a first connecting unit is provided at one end of the frame body 10, a second connecting unit adapted to the first connecting unit is provided at the other end of the frame body 10, and an installation cavity for installing a formwork 40 is provided between the frame body 10 and the arch frame 30, so as to install the formwork 40 on the arch frame 30; the splicing assembly 20 is inserted through the shelf body 10 for connecting the shelf body 10 to the arch 30 so as to clamp the formwork 40 between the shelf body 10 and the arch 30.

Through assembling the subassembly 20, arrange the bow member 30 in the country rock with support body 10 more than two in proper order, put into template 40 in the device intracavity simultaneously, simplified the installation of template 40, and cooperate through first coupling assembling and second coupling assembling between each support body 10 to connect, combine the bow member 30 of having under construction to realize auto-lock and anchor, reduced the use of rack, and practiced thrift the usage space in the tunnel, made things convenient for the site operation.

Referring to fig. 1 to 4, in particular, the frame body 10 includes a truss 11 and support bars 12, the support bars 12 are arranged in two parallel arrangements, connecting ribs 13 are fixedly connected between the two support bars 12, the two support bars are arc-shaped and bent along with the arch frame 30, and one side of the truss 11 is connected to the two support bars 12, so that the frame body 10 is modularized and is more portable.

The truss 11 is a triangular truss structure, the supporting bars 12 are preferably small I-shaped steel, and the truss 11 and the supporting bars 12 are fixed into a whole through welding.

Referring to fig. 3, further, the assembling component 20 includes an assembling anchor hook 21, a backing plate 22, a nut 23 and connecting pipes 24, the assembling anchor hook 21 is inserted between the two supporting bars 12, the backing plate 22 is U-shaped and sleeved on the assembling anchor hook 21, the connecting pipes 24 are located on the inner side of the backing plate 22 and perpendicular to the supporting bars 12, the connecting pipes 24 are two and respectively arranged on both sides of the assembling anchor hook 21, and the nut 23 is sleeved on the assembling anchor hook 21 and is in threaded fit with the assembling anchor hook 21; the supporting bars 12, the connecting pipes 24, the backing plates 22 and the nuts 23 are sequentially arranged from bottom to top to connect the shelf body 10 with the arch 30 in the surrounding rocks 50. Among them, the connection pipe 24 is preferably a steel pipe.

During the use, can place template 40 in the device chamber, assemble the pterygoid lamina of fluke 21 on bow member 30, backing plate 22 detains on connecting pipe 24, fastens through nut 23, and assembles the cooperation connection between fluke 21, backing plate 22, connecting pipe 24 and the nut 23 and make the connection more stable, screws up nut 23 to support bar 12 through connecting pipe 24 and backing plate 22 and support tightly, so that the structure is more stable durable.

Referring to fig. 7, specifically, the assembly anchor hook 21 includes a sleeve 29 and two symmetrically disposed hooks 25, each hook 25 includes a first rod section 26 and a second rod section 27, the two first rod sections 26 are fixedly connected together, the second rod section 27 is connected to one end of the first rod section 26 and forms an included angle with the first rod section 26, and the included angle is preferably 90-135 °; the free end of the second segment 27 has a hook for hooking to the arch 30 so that the frame 10 can be connected to the arch 30, and the back sides of the two first segments 26 have external threads so that the nut 23 is threaded on the first segments 26; the sleeve 29 is sleeved on the two first rod segments 26, one end of the sleeve 29 abuts against the backing plate 22, and the other end abuts against the second rod segment 27, and the sleeve 29 is arranged to further fix the two first rod segments 26. The sleeve 29 can be pressed down to the bottom of the rod end of the first rod section 26 by tightening the nut 23, preventing the catch from disengaging and failing.

Preferably, the outside fixedly connected with of hook portion is the connecting block 28 of triangle-shaped, and preferably welded connection takes out when being convenient for form removal and assembles fluke 21 for its repeatedly usable, during the use, only need external force pulling connecting block 28 and make a round trip to rock, make second pole section 27 and concrete part back can take out.

Further, the first connecting assembly comprises two first plates 14, one side of each of the two first plates 14 is connected with a locking hook 15, and the other side of each of the two first plates 14 is fixedly connected to the opposite side of each of the two support bars 12; the second connecting assembly comprises two second plates 16, a lock cylinder 17 is connected between the opposite sides of one side of each second plate 16, the other sides of the two second plates 16 are fixedly connected to the opposite sides of the two support bars 12, and the lock hooks 15 can be interlocked with the corresponding lock cylinders 17. The first connecting piece and the second connecting piece are respectively connected to two sides of the supporting bar 12, when in use, the lock hooks 15 are buckled on the lock columns 17, the lock hooks 15 hook the lock columns to interlock, namely lock and connect the two frame bodies 10, more than two frame bodies 10 are connected with each other, and the assembly of the template 40 can be realized by assembling and connecting different numbers of frame bodies 10; the first plate member 14 and the second plate member 15 are each preferably made of a steel plate.

One mode of operation of the present invention is as follows: when the formwork is used, the formwork is sequentially assembled around the arch centering 30 from bottom to top along the arch centering 30 in the surrounding rock 50, when the first section of the formwork 10 is fixed, the assembling anchor hooks 21 are installed on the corresponding arch centering 30, the formwork 10 and the arch centering 30 are connected through the connecting pipes 24, the sleeves 29, the base plates 22 and the nuts 23, the formwork 40 is assembled between the arch centering 30 and the formwork 10, the nuts 23 are finally fastened, the formwork 10 is fastened on the arch centering 30, the fixing of the formwork 10 and the formwork 40 is realized, then other formworks 10 are connected to the arch centering 30 in the same method, and the formworks 10 are connected through the lock hooks 15 and the lock columns 17, so that the installation of the formworks 10 and the formwork 40 is realized, and then concrete pouring is carried out.

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 pin-connected panel formwork support fixing device for connect arch (30) on the tunnel inner wall with the template, a serial communication port, include:

the device comprises a frame body (10) which is provided with more than two frames and is sequentially arranged along an arch (30), wherein one end of the frame body (10) is provided with a first connecting assembly, the other end of the frame body is provided with a second connecting assembly matched with the first connecting assembly, and a device cavity for installing a template (40) is arranged between the frame body (10) and the arch (30);

the assembling component (20) penetrates through the frame body (10) and is used for connecting the frame body (10) to the arch frame (30) so as to clamp the template (40) between the frame body (10) and the arch frame (30).

2. The assembled formwork support fixture of claim 1, wherein: support body (10) are including truss (11) and support bar (12), support bar (12) set up to two and parallel arrangement, fixedly connected with splice bar (13) between two support bars (12), and two support bars (12) are the arc, one side of truss (11) is connected in two support bars (12).

3. The assembled formwork support fixture of claim 2, wherein: the assembling assembly (20) comprises assembling anchor hooks (21), backing plates (22), nuts (23) and connecting pipes (24), the assembling anchor hooks (21) penetrate between the two supporting bars (12), the backing plates (22) are U-shaped and are sleeved on the assembling anchor hooks (21), the connecting pipes (24) are located on the inner sides of the backing plates (22) and are perpendicular to the supporting bars (12), the connecting pipes (24) are arranged in two and are respectively arranged on two sides of the assembling anchor hooks (21), and the assembling anchor hooks (21) are sleeved with the nuts (23) and are in threaded fit with the assembling anchor hooks (21); the supporting bars (12), the connecting pipes (24), the backing plates (22) and the nuts (23) are sequentially arranged from bottom to top.

4. A modular formwork support and securement apparatus as claimed in claim 3, wherein: the assembling anchor hook (21) comprises a sleeve (29) and two symmetrically arranged hooks, each hook comprises a first rod section (26) and a second rod section (27), the second rod section (27) is connected to one end of the first rod section (26) and arranged at an included angle with the first rod section (26), a free end of the second rod section (27) is provided with a hook part for hooking an arch frame (30), and the back sides of the two first rod sections (26) are provided with external threads; the sleeve (29) is sleeved on the two first rod sections (26), one end of the sleeve (29) is abutted against the backing plate (22), and the other end of the sleeve (29) is abutted against the second rod section (27).

5. The assembled formwork support fixture of claim 4, wherein: the outer side of the hook part is fixedly connected with a triangular connecting block (28).

6. The assembled formwork support fixture of claim 2, wherein: the first connecting assembly comprises two first plates (14), one sides of the two first plates (14) are connected with locking hooks (15), and the other sides of the two first plates (14) are fixedly connected to the opposite sides of the two supporting strips (12); the second connecting assembly comprises two second plates (16), lock columns (17) are connected between opposite sides of one side of each second plate (16), the other sides of the two second plates (16) are fixedly connected to the opposite sides of the two support bars (12), and the lock hooks (15) can be interlocked with the corresponding lock columns (17).