CN214193955U - TBM curve section track fixing device - Google Patents

Abstract

The utility model provides a TBM curve section track fixing device, relates to TBM tunnel engineering technical field, include the curve section track, predetermine concrete foundation and fixing device body, predetermine and be equipped with the mounting hole on the concrete foundation, the pre-buried threaded bush that has the railway track bolt in the mounting hole, the fixing device body include 2 spinal branch poles, fixed establishment, 2 spinal branch poles one end respectively with fixed establishment fixed connection, the other end respectively with the orbital rail lower part bolted connection of curve section, constitute triangle-shaped stable structure between 2 spinal branch poles, fixed establishment and the rail of being connected with branch, fixed establishment fixed with the threaded bush through the threaded spike of railway track bolt. The utility model discloses a can help the curve section track fixed, and convenient to use, dismantle simple TBM curve section track fixing device.

Description

TBM curve section track fixing device

Technical Field

The utility model relates to a TBM tunnel engineering technical field, concretely relates to TBM curve section track fixing device.

Background

In the process of TBM tunnel construction, when a marshalling train passes through a curve section track, the curve section track is easy to displace due to the vibration of a train wheel pair, and the existing curve section track is lack of a fixing device and is easy to have the risk of derailing of the marshalling train due to displacement.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, this novel disclosure can help the curve section track fixed, and convenient to use, dismantle simple TBM curve section track fixing device.

In order to realize the purpose, the novel technical scheme is as follows:

the utility model provides a TBM curve section track fixing device, includes the curve section track, predetermines concrete foundation and fixing device body, predetermine and be equipped with the mounting hole on the concrete foundation, pre-buried threaded sleeve that has the railway rails bolt in the mounting hole, the fixing device body include 2 spinal branch poles, fixed establishment, the one end of 2 spinal branch poles respectively with fixed establishment fixed connection, the other end respectively with the orbital rail lower part bolted connection of curve section, constitute triangle-shaped stable structure between 2 spinal branch poles, fixed establishment and the rail of being connected with branch, fixed establishment fixed with the threaded sleeve through the threaded spike of railway rails bolt.

Preferably, one or more pairs of preset concrete bases and fixing device bodies are symmetrically arranged on two sides of the curve section track.

Preferably, fixed establishment include the fixed disk, the fixed disk on be equipped with the through-hole that the mounting hole cooperation was used, the one end of branch and the lateral wall fixed connection of fixed disk, the screw thread spike insert the through-hole to be fixed in the upper surface of predetermineeing the concrete base with the fixed disk extrusion when with the thread bush spiro union.

Preferably, the bottom end of the fixed disc is provided with a convex ring with external threads, the upper surface of the preset concrete base is provided with a pre-embedded thread groove, and the fixed disc is screwed in the pre-embedded thread groove.

Preferably, the upper end face of the fixed disk is also provided with an annular groove coaxial with the through hole, the outer side groove wall of the annular groove is provided with an internal thread, the fixed disk is also provided with an anti-falling gland, the outer side wall surface of the anti-falling gland is provided with an external thread and is in threaded connection with the annular groove, and the top of the bolt cap of the railway track bolt is pressed tightly.

Preferably, the branch include branch left part and branch right part, the outer wall surface of branch left part and branch right part all be equipped with the external screw thread, the spiro union has the internal thread sleeve pipe that is used for finely tuning branch length between branch left part and branch right part.

Preferably, the lower part of the rail is preset with a bolt hole, and the bolt hole is connected with the support rod through a high-strength bolt.

Preferably, the fixed disc is made of low-carbon steel material, and the convex ring is made of high-yield-point steel material.

This novel TBM curve section track fixing device has following beneficial effect: this is novel can carry out firm support to curve section track and fix to have the function that prevents that the railway rails bolt from breaking away from because of the vibration, the security is high, and the fixity can be strong, can finely tune, is applicable to the orbital in-service use operating mode of curve section, and installs and dismantle that the process is simple quick.

Drawings

FIG. 1: the structure of the novel device is shown schematically;

FIG. 2: the novel preset concrete base is schematically shown in the matching relation with the fixing mechanism;

1: curve segment track, 11: sleeper, 12: rail, 2: strut, 21: high-strength bolt, 22: strut left, 23: female-threaded bushing, 24: strut right, 3: fixing mechanism, 31: anti-drop gland, 32: railway track bolt 321: plug cap, 322: threaded spike, 323: thread bush, 33: fixed disk, 331: through-hole, 332: annular groove, 333: a convex ring; 4: presetting a concrete base, 41: mounting hole, 42: and (6) pre-burying the thread groove.

Detailed Description

The present invention is described in detail below with reference to the drawings, which are intended to illustrate preferred embodiments of the present invention and not to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.

A TBM curve section track fixing device is shown in figure 1 and comprises a curve section track 1, a preset concrete base 4 and a fixing device body, wherein a mounting hole 41 is formed in the preset concrete base 4, a threaded sleeve 323 of a railway track bolt 32 is embedded in the mounting hole 41, the fixing device body comprises 2 support rods 2 and a fixing mechanism 3, one end of each of the 2 support rods 2 is fixedly connected with the fixing mechanism 3, the other end of each of the 2 support rods 2 is connected with a bolt at the lower part of a rail 12 of the curve section track 1, a triangular stable structure is formed among the 2 support rods 2, the fixing mechanism 3 and the rail 12 connected with the support rods 2, and the fixing mechanism 3 is fixed with the threaded sleeve 323 through a threaded rail spike 322 of the railway track bolt 32;

as shown in fig. 1, one or more pairs of preset concrete bases 4 and fixing device bodies are symmetrically arranged on two sides of a curved track section 1; through the symmetrical arrangement, two sides of the curve section track 1 can be firmly supported and mutually restrained when in use, so that the displacement is prevented;

as shown in fig. 1 and 2, the fixing mechanism 3 includes a fixing plate 33, a through hole 331 used in cooperation with the mounting hole 41 is formed in the fixing plate 33, one end of the supporting rod 2 is fixedly connected to a side wall of the fixing plate 33, the threaded spike 322 is inserted into the through hole 331, and the fixing plate 33 is fixed to the upper surface of the predetermined concrete base 4 by pressing through the cap 321 when being screwed with the threaded sleeve 323; when in use, the through hole 331 of the fixed disk 33 is aligned with the mounting hole 41, the other end of the support rod 2 is connected with the rail 12, and then the fixed disk 33 is fixed through the railway track bolt 32;

as shown in fig. 2, a protruding ring 333 with an external thread is provided at the bottom end of the fixed plate 33, an embedded thread groove 42 is provided on the upper surface of the preset concrete base 4, and the fixed plate 33 is screwed in the embedded thread groove 42; the pre-buried thread groove 42 is of a metal structure, and the fixed disc 33 is fixed in a threaded manner;

as shown in fig. 1 and 2, the upper end surface of the fixed disk 33 is further provided with an annular groove 332 coaxial with the through hole 331, an outer side groove wall of the annular groove 332 is provided with an internal thread, the fixed disk 33 is further provided with an anti-dropping gland 31, an outer side wall surface of the anti-dropping gland 31 is provided with an external thread and is screwed in the annular groove 332, and the top of the bolt cap 321 of the railway track bolt 32 is pressed tightly; the railway track bolt 32 can be better fixed through the anti-falling gland 31 and the convex ring 333, and the separation caused by vibration is prevented;

as shown in fig. 1, the strut 2 includes a strut left portion 22 and a strut right portion 24, the outer wall surfaces of the strut left portion 22 and the strut right portion 24 are both provided with external threads, and an internal thread sleeve 23 for finely adjusting the length of the strut 2 is screwed between the strut left portion 22 and the strut right portion 24; the structure of the external thread is satisfied, when the internal thread sleeve 23 is rotated, the supporting rod 2 can be extended or shortened, when the fixing device is installed, the curve section track 1 generates a little displacement, and fine adjustment can be carried out by adjusting the angle of the supporting rod 2 and rotating the internal thread sleeve 23, so that the fixing device body is matched with the position of the curve section track 1;

as shown in fig. 1, a bolt hole is preset in the lower part of the rail 12, and the rail is connected with the strut 2 through a high-strength bolt at the bolt hole;

the fixed disc 33 is made of low-carbon steel material, and the convex ring 333 is made of high-yield-point steel material; the mounting plate 33, which is made of mild steel, serves to dampen vibrations of the rail 12 from the rail track bolts 32.

Claims (8)

1. A TBM curve segment track fastening device characterized by: including curve section track, predetermine concrete foundation and fixing device body, predetermine and be equipped with the mounting hole on the concrete foundation, pre-buried threaded sleeve that has the railway rails bolt in the mounting hole, the fixing device body include 2 spinal branch poles, fixed establishment, 2 spinal branch poles one end respectively with fixed establishment fixed connection, the other end respectively with the orbital rail lower part bolted connection of curve section, constitute triangle-shaped stable structure between 2 spinal branch poles, fixed establishment and the rail of being connected with branch, fixed establishment pass through the threaded spike and the threaded sleeve of railway rails bolt fixed.

2. A TBM curve segment track fastening device as claimed in claim 1 wherein: and one or more pairs of preset concrete bases and fixing device bodies are symmetrically arranged on two sides of the curve section track.

3. A TBM curve segment track fastening device as claimed in claim 2 wherein: the fixing mechanism comprises a fixing disc, the fixing disc is provided with a through hole matched with the mounting hole for use, one end of the supporting rod is fixedly connected with the side wall of the fixing disc, the threaded spike is inserted into the through hole, and the fixing disc is extruded and fixed on the upper surface of the preset concrete base when being in threaded connection with the threaded sleeve.

4. A TBM curve segment track fastening device as claimed in claim 3 wherein: the fixed disk bottom be equipped with the bulge loop that has the external screw thread, the upper surface of predetermineeing the concrete base be equipped with pre-buried thread groove, the fixed disk spiro union in pre-buried thread groove.

5. A TBM curved section track fastening device as in claim 4 wherein: the upper end face of the fixed disc is also provided with an annular groove coaxial with the through hole, the outer side groove wall of the annular groove is provided with an internal thread, the fixed disc is also provided with an anti-falling gland, the outer side wall surface of the anti-falling gland is provided with an external thread and is in threaded connection with the annular groove, and the top of the bolt cap of the railway track bolt is pressed tightly.

6. A TBM curved section track fastening device as in claim 5 wherein: the supporting rod comprises a supporting rod left part and a supporting rod right part, external threads are arranged on the outer wall surfaces of the supporting rod left part and the supporting rod right part, and an internal thread sleeve for finely adjusting the length of the supporting rod is connected between the supporting rod left part and the supporting rod right part in a threaded mode.

7. A TBM curve segment rail fixing device as claimed in any one of claims 1 to 6, wherein: the lower part of the rail is preset with a bolt hole, and the bolt hole is connected with the support rod through a high-strength bolt.

8. A TBM curve segment track fixing device as claimed in any one of claims 4 to 6, wherein: the fixed disk is made of low-carbon steel materials, and the convex ring is made of high-yield-point steel materials.

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