CN214657086U

CN214657086U - Road foundation pit supporting structure of railway tunnel

Info

Publication number: CN214657086U
Application number: CN202120747969.0U
Authority: CN
Inventors: 安宇; 彭涛; 康超
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-09
Anticipated expiration: 2031-04-13

Abstract

The utility model provides a road foundation ditch supporting construction in railway tunnel relates to railway excavation supporting technical field, has solved the problem that can not dismantle fast among the prior art, inconvenient carrying and support the effect not good. A road foundation pit supporting structure of a railway tunnel comprises supporting plates, wherein mounting plates are arranged on the supporting plates, and mounting mechanisms are arranged on the mounting plates; a stabilizing cylinder is arranged between the supporting plates, the stabilizing cylinders are respectively sleeved between the mounting plates, a sliding rod is arranged in each stabilizing cylinder in a penetrating manner, a locking sheet is arranged on one stabilizing cylinder, a trapezoidal groove is formed in each supporting plate, and a locking mechanism is arranged in each trapezoidal groove; the locking mechanism is provided with a connecting seat, and the periphery of the stabilizing cylinder is provided with a supporting mechanism and a fixing mechanism; the device is more quickly disassembled by arranging the mounting mechanism and the locking mechanism; the device can be more conveniently carried by arranging the fixing mechanism; through the arrangement of the supporting mechanism and the sliding rod, the supporting strength of the device is improved, and the supporting effect of the device is better.

Description

Road foundation pit supporting structure of railway tunnel

Technical Field

The utility model belongs to the technical field of the railway excavation supporting, more specifically says, in particular to road excavation supporting construction in railway tunnel.

Background

The railway tunnel is a channel specially used for train transportation and running; when a railway passes through a mountain, the elevation obstacle needs to be overcome due to limited traction capacity and the maximum slope requirement; the tunnel excavation through the mountain is a reasonable choice, and the tunnel excavation through the mountain is used for shortening the route, reducing the gradient, improving the operation condition and improving the traction capacity; tunnels can be divided into three types, namely mountain tunnels which pass through mountains or hills to shorten the distance and avoid large slopes; underwater tunnels passing under a river or sea floor to cross a river or channel; urban tunnels passing through the underground of cities to meet the requirement of railway passing through large cities;

when the railway tunnel foundation pit is constructed, a supporting structure is needed to support the foundation pit and prevent the foundation pit from collapsing; but the foundation pit supporting structure on the market at the present stage has the following defects: one is that the utility model can not be disassembled quickly and is not convenient to carry; furthermore, the supporting effect is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a road foundation ditch supporting construction in railway tunnel to solve the problem that can not dismantle fast among the prior art, inconvenient carrying and support the effect not good.

The utility model relates to a road foundation ditch supporting construction's in railway tunnel purpose and efficiency is reached by following specific technological means:

a road foundation pit supporting structure of a railway tunnel comprises supporting plates, wherein two groups of supporting plates are oppositely arranged, two groups of mounting plates are arranged on the two groups of supporting plates, and mounting mechanisms are arranged on the two groups of mounting plates; two groups of stabilizing cylinders are arranged between the two groups of supporting plates, the two groups of stabilizing cylinders are respectively sleeved between the mounting plates, sliding rods penetrate through the two groups of stabilizing cylinders, one of the stabilizing cylinders is provided with a locking piece, and the locking piece is provided with a fastening cylinder; a trapezoidal groove is formed in the supporting plate, and a locking mechanism is arranged in the trapezoidal groove; the locking mechanism is provided with a connecting seat, and the periphery of the stabilizing cylinder is provided with a supporting mechanism and a fixing mechanism.

Furthermore, installation mechanism is including a fixed section of thick bamboo, wear to be equipped with the pull rod in the fixed section of thick bamboo, the pull rod with be provided with extrusion spring between the fixed section of thick bamboo.

Furthermore, locking mechanism includes trapezoidal piece, trapezoidal piece card is established and is had the trapezoidal inslot, spacing hole has been seted up in the trapezoidal inslot, wear to be equipped with compression spring in the trapezoidal piece, the last spacing post that is provided with of compression spring, spacing post is worn to establish spacing downthehole.

Further, the supporting mechanism comprises a supporting frame, the supporting frame is arranged on the side of the stabilizing barrel, a supporting barrel penetrates through the supporting frame, one end of a telescopic rod penetrates through the supporting barrel, and the other end of the telescopic rod penetrates through the connecting seat.

Furthermore, the fixing mechanism comprises a fixing plate, a return spring penetrates through the fixing plate, and an extrusion plate is arranged on the return spring.

Furthermore, a connecting cylinder is arranged on the periphery of the supporting cylinder, a limiting bolt penetrates through the connecting cylinder, and the limiting bolt is connected with the telescopic rod; four groups of fixing nails penetrate through the supporting plate.

Furthermore, the pull rod is provided with an extrusion sheet, and the extrusion sheet is connected with the extrusion spring.

Compared with the prior art, the utility model discloses following beneficial effect has:

through installation mechanism and locking mechanism's setting, when dismantling the device, stimulate the pull rod, make the pull rod remove when extrudeing the spring extrusion, shift out the pull rod from stabilizing a section of thick bamboo, simultaneously, stimulate the telescopic link, shift out telescopic link and trapezoidal piece from the dovetail groove, dismantle, make the dismantlement of device more quick through this mechanism.

Through fixing mechanism's setting, fix a support section of thick bamboo, establish into fixing mechanism with a fixed section of thick bamboo card in, can make the carrying of device more convenient through this mechanism.

Through the arrangement of the supporting mechanism and the sliding rod, the supporting strength of the device is improved, and the supporting effect of the device is better; meanwhile, the device is more practical through the mechanism.

Drawings

Fig. 1 is an overall view of a road foundation pit supporting structure of a railway tunnel of the present invention;

fig. 2 is an exploded view of the road foundation pit supporting structure of the railway tunnel of the present invention;

FIG. 3 is a schematic diagram of some parts in the present application;

FIG. 4 is a schematic view of a fixing mechanism according to the present invention;

FIG. 5 is a schematic view of the locking mechanism and the supporting mechanism of the present invention;

fig. 6 is an enlarged schematic view of the area a in fig. 2.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a support plate; 2. a fixed cylinder; 3. mounting a plate; 4. a support frame; 5. a stabilizing cylinder; 6. a fixing plate; 7. fixing nails; 8. a limiting hole; 9. a compression spring; 10. a pull rod; 11. a limit bolt; 12. a telescopic rod; 13. a support cylinder; 14. a locking piece; 15. a slide bar; 16. a pressing plate; 17. a return spring; 18. a fastening cylinder; 19. a trapezoidal block; 20. a limiting column; 21. a compression spring; 22. a connecting seat; 23. a connecting cylinder; 24. a trapezoidal groove; 25. and (5) extruding the sheet.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a road foundation pit supporting structure of a railway tunnel, which comprises supporting plates 1, wherein the supporting plates 1 are relatively provided with two groups, two groups of mounting plates 3 are respectively arranged on the two groups of supporting plates 1, and mounting mechanisms are arranged on the two groups of mounting plates 3; installation mechanism wears to be equipped with pull rod 10 including a fixed section of thick bamboo 2 in the fixed section of thick bamboo 2, is provided with extrusion spring 9 between pull rod 10 and the fixed section of thick bamboo 2, when installing a section of thick bamboo 5, pulling pull rod 10, pull rod 10 removes in a fixed section of thick bamboo 2, wears to establish into between the mounting panel 3 with a section of thick bamboo 5 of stabilizing simultaneously, loosens pull rod 10, lets in pull rod 10 wears to establish into a section of thick bamboo 5 of stabilizing, and this mechanism can carry out quick installation and dismantlement to the device.

Two groups of stabilizing cylinders 5 are arranged between the two groups of supporting plates 1, the two groups of stabilizing cylinders 5 are respectively sleeved between the mounting plates 3, sliding rods 15 penetrate through the two groups of stabilizing cylinders 5, one stabilizing cylinder 5 is provided with a locking sheet 14, and the locking sheet 14 is provided with a fastening cylinder 18; a trapezoidal groove 24 is formed in the supporting plate 1, and a locking mechanism is arranged in the trapezoidal groove 24; the locking mechanism comprises a trapezoidal block 19, the trapezoidal block 19 is clamped in a trapezoidal groove 24, a limiting hole 8 is formed in the trapezoidal groove 24, a compression spring 21 penetrates through the trapezoidal block 19, a limiting column 20 is arranged on the compression spring 21, and the limiting column 20 penetrates through the limiting hole 8; the sliding rod 15 can move in the stabilizing cylinder 5, after moving, the fastening cylinder 18 is rotated, and the position of the sliding rod 15 is limited by the locking sheet 14; pulling the telescopic rod 12 allows the trapezoidal block 19 to drive the limiting column 20 to move in the trapezoidal groove 24, and simultaneously allows the limiting column 20 to penetrate into the other limiting hole 8 to limit the adjusting position.

The locking mechanism is provided with a connecting seat 22, and the periphery of the stabilizing cylinder 5 is provided with a supporting mechanism and a fixing mechanism; the supporting mechanism comprises a supporting frame 4, the supporting frame 4 is arranged on the periphery of the stabilizing cylinder 5, a supporting cylinder 13 penetrates through the supporting frame 4, one end of an expansion link 12 penetrates through the supporting cylinder 13, and the other end of the expansion link 12 penetrates through a connecting seat 22; the fixing mechanism comprises a fixing plate 6, a return spring 17 penetrates through the fixing plate 6, and an extrusion plate 16 is arranged on the return spring 17; when the supporting mechanism is used, the telescopic rod 12 is drawn, the length of the telescopic rod 12 is adjusted, and the length of the telescopic rod 12 is adjusted to facilitate the movement of the trapezoidal block 19; when the supporting mechanism is contracted, the supporting mechanism is clamped between the extrusion plates 16, and the supporting barrel 13 of the supporting mechanism is extruded through the return spring 17 on the extrusion plates 16, so that the supporting mechanism is prevented from moving randomly when the device is transported.

Referring to fig. 1 to 6, a connecting cylinder 23 is arranged on the periphery of the supporting cylinder 13, a limiting bolt 11 penetrates through the connecting cylinder 23, and the limiting bolt 11 is connected with the telescopic rod 12; four groups of fixing nails 7 penetrate through the supporting plate 1; the position of the telescopic rod 12 is limited through the limiting bolt 11, and the fixing nail 7 enables the supporting effect of the device to be better.

Referring to fig. 1 to 6, a pressing piece 25 is provided on the pull rod 10, and the pressing piece 25 is connected with the pressing spring 9; through the arrangement of the extrusion piece 25 and the extrusion spring 9, the pull rod 10 can be automatically reset after the pull rod 10 is pulled.

The specific use mode and function of the embodiment are as follows: two groups of supporting plates 1 are arranged to support foundation pits on two sides, so that the supporting effect of the device is ensured; after the device is clamped in a foundation pit, the fastening cylinder 18 is rotated to loosen the locking sheet 14, the stabilizing cylinder 5 is drawn, the distance is adjusted, and the foundation pit is supported; when the device is disassembled, the pull rod 10 is pulled, the pull rod 10 extrudes the extrusion spring 9 to move, the pull rod 10 is moved out of the stabilizing cylinder 5, the supporting plate 1 is separated from the stabilizing cylinder 5, after separation, the telescopic rod 12 is pulled, the telescopic rod 12 drives the trapezoidal blocks 19 to move in the trapezoidal grooves 24 and move out of the trapezoidal grooves 24 to be separated, and the device is disassembled more quickly through the mechanism; the telescopic rod 12 is contracted into the supporting cylinder 13, the supporting cylinder 13 is rotated at the same time, the supporting cylinder 13 is clamped into the fixing mechanism, the device is fixed through the fixing mechanism, the supporting cylinder 13 is prevented from moving randomly, and the device can be carried more conveniently by the mechanism; the device improves the supporting effect of the device through the support of the stabilizing cylinder 5 and the telescopic rod 12.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a road foundation ditch supporting construction in railway tunnel which characterized in that: the supporting plate comprises supporting plates (1), wherein two groups of supporting plates (1) are oppositely arranged, two groups of mounting plates (3) are arranged on the two groups of supporting plates (1), and mounting mechanisms are arranged on the two groups of mounting plates (3); two groups of stabilizing cylinders (5) are arranged between the two groups of supporting plates (1), the two groups of stabilizing cylinders (5) are respectively sleeved between the mounting plates (3), sliding rods (15) penetrate through the two groups of stabilizing cylinders (5), one stabilizing cylinder (5) is provided with a locking sheet (14), and the locking sheet (14) is provided with a fastening cylinder (18); a trapezoidal groove (24) is formed in the supporting plate (1), and a locking mechanism is arranged in the trapezoidal groove (24); the locking mechanism is provided with a connecting seat (22), and the periphery of the stabilizing barrel (5) is provided with a supporting mechanism and a fixing mechanism.

2. A road foundation pit supporting structure of a railway tunnel according to claim 1, wherein: the installation mechanism comprises a fixed cylinder (2), a pull rod (10) penetrates through the fixed cylinder (2), and an extrusion spring (9) is arranged between the pull rod (10) and the fixed cylinder (2).

3. A road foundation pit supporting structure of a railway tunnel according to claim 1, wherein: locking mechanism includes trapezoidal piece (19), trapezoidal piece (19) card is established and is had trapezoidal groove (24), spacing hole (8) have been seted up in trapezoidal groove (24), wear to be equipped with compression spring (21) in trapezoidal piece (19), be provided with spacing post (20) on compression spring (21), spacing post (20) are worn to establish in spacing hole (8).

4. A road foundation pit supporting structure of a railway tunnel according to claim 1, wherein: the supporting mechanism comprises a supporting frame (4), the supporting frame (4) is arranged on the periphery of the stabilizing barrel (5), a supporting barrel (13) is arranged on the supporting frame (4) in a penetrating mode, one end of a telescopic rod (12) is arranged in the supporting barrel (13) in a penetrating mode, and the other end of the telescopic rod (12) is arranged on the connecting seat (22) in a penetrating mode.

5. A road foundation pit supporting structure of a railway tunnel according to claim 1, wherein: the fixing mechanism comprises a fixing plate (6), a return spring (17) penetrates through the fixing plate (6), and an extrusion plate (16) is arranged on the return spring (17).

6. A road foundation pit supporting structure of a railway tunnel according to claim 1, wherein: a connecting cylinder (23) is arranged on the peripheral side of the supporting cylinder (13), a limiting bolt (11) penetrates through the connecting cylinder (23), and the limiting bolt (11) is connected with the telescopic rod (12); four groups of fixing nails (7) penetrate through the support plate (1).

7. A road foundation pit supporting structure of a railway tunnel according to claim 1, wherein: the pull rod (10) is provided with an extrusion sheet (25), and the extrusion sheet (25) is connected with the extrusion spring (9).