Pre-coating device for anti-vibration pad of track plate

Abstract

The utility model relates to the technical field of rail traffic engineering, in particular to a pre-coating device of a rail plate anti-vibration pad, which comprises a supporting rack and a base plate, the supporting rack is provided with a limiting groove matched with a rail plate, the base plate is laid in the limiting groove, and the base plate is provided with a positioning hole matched with a limiting boss on the rail plate. According to the pre-laying device of the track plate anti-vibration pad, the rubber anti-vibration pad can be laid in the limiting groove in advance, then the track plate is directly placed on the rubber anti-vibration pad, turnover operation of the track plate can be avoided, related potential safety hazards of the turnover operation are reduced, construction efficiency is improved, damage is avoided, meanwhile, the rubber anti-vibration pad is supported through the base plate, and the rubber anti-vibration pad is prevented from being damaged. The rubber anti-vibration pad can be laid flatly, uncontrollable deformation is not prone to being generated under the gravity effect of the track plate, quick alignment matching is achieved through the positioning holes, the installation quality of the rubber anti-vibration pad can be improved, and the construction quality and the construction efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rail transit engineering technical field, concretely relates to a kind of pre-laying device of rail plate damping pad. BACKGROUND

[0002] In the construction of damping pad floating slab track bed, a layer of rubber damping pad with a certain thickness needs to be laid between the rail plate and the base to achieve the effect of damping and vibration isolation. To improve construction efficiency, the damping pad can be fixed to the bottom of the prefabricated rail plate in advance, and then installed with the prefabricated rail plate above the base.

[0003] However, the damping pad is not easy to directly adhere to the bottom of the prefabricated rail plate. The existing technology sets the damping pad after turning over the rail plate, and then installs the prefabricated rail plate by turning over again. The prefabricated rail plate is heavy, the turning over operation is low in efficiency and has great safety hazards, and the prefabricated rail plate is also prone to damage during the turning over process, affecting the construction quality. UTILITY MODEL CONTENTS

[0004] The utility model aims to overcome the deficiencies of the prior art, such as the difficulty of directly pre-laying the existing rubber damping pad to the bottom of the prefabricated rail plate, the safety hazards, the impact on construction efficiency and the damage caused by setting the damping pad by turning over the prefabricated rail plate, and provides a pre-laying device for rail plate damping pad.

[0005] The utility model provides a kind of pre-laying device for rail plate damping pad, comprising:

[0006] The support rack is provided with a limiting groove adapted to the rail plate;

[0007] The pad is laid in the limiting groove, and the pad is provided with a positioning hole adapted to the limiting boss on the rail plate.

[0008] The pre-laying device for rail plate damping pad of the utility model can pre-lay the rubber damping pad in the limiting groove, and then place the rail plate directly on the rubber damping pad, which can avoid the turning over operation of the rail plate, reduce the safety hazards related to the turning over operation, improve the construction efficiency, avoid damage, and at the same time, support the rubber damping pad with the pad, which can ensure the smoothness of the rubber damping pad, prevent uncontrollable deformation under the action of the gravity of the rail plate, improve the installation quality of the rubber damping pad, improve the construction quality, and the positioning hole is provided on the pad, which can cooperate with the corresponding structure on the rail plate and the rubber damping pad, realize the quick alignment of the rail plate and the rubber damping pad, and further improve the construction efficiency and construction quality.

[0009] Preferably, the positioning hole is a square hole.

[0010] Preferably, the limiting groove is longitudinally through, the limiting groove comprises a bottom surface and two side surfaces, the two side surfaces are arranged at an obtuse angle with the bottom surface, and the side surfaces and the bottom surface are respectively laid on the cushion plate.

[0011] Preferably, the cushion plate comprises a plurality of plate blocks, the plurality of plate blocks are spliced to form a plurality of transversely through gaps, and widths of the plurality of transversely through gaps are greater than or equal to a width of a packing belt.

[0012] Preferably, the cushion plate comprises a bamboo plywood.

[0013] Preferably, the support rack comprises a steel frame member, and at least four supporting legs are connected to the steel frame member.

[0014] Preferably, top surfaces of the supporting legs are located above top surfaces of the limiting grooves, and hoisting holes are arranged on the supporting legs.

[0015] Preferably, the supporting legs comprise profile steel rod members, and reinforcing rods are connected between adjacent supporting legs.

[0016] Preferably, a length of the support rack is equal to a length of the track plate.

[0017] Preferably, a plurality of support racks are spliced or arranged at intervals along a through direction of the limiting groove.

[0018] Compared with the prior art, the utility model has the beneficial effects of:

[0019] 1. The utility model provides a kind of pre-application device of track plate damping pad, by being provided with the support rack of limiting groove, it can be pre-laid rubber damping pad in limiting groove, then track plate is directly placed to rubber damping pad, it can avoid track plate face operation, reduce face operation related security risk, improve construction efficiency, avoid damage;

[0020] 2. The utility model provides a kind of pre-application device of track plate damping pad, by cushion plate supporting rubber damping pad, it can ensure that rubber damping pad is laid flat, not easy to produce uncontrollable deformation under the action of track plate gravity, it is favorable to improve the installation quality of rubber damping pad, improve construction quality;

[0021] 3. The utility model provides a kind of pre-application device of track plate damping pad, by being provided with positioning hole on cushion plate, it can be cooperated with corresponding structure on track plate and rubber damping pad, realizes the quick alignment of track plate and rubber damping pad, it is favorable to further improve construction efficiency and construction quality. DRAWINGS

[0022] Figure 1 It is a kind of pre-application device of track plate damping pad of the structure schematic view of example 1.

[0023] Figure 2 A left view of a pre-laying device for a track slab vibration damping pad of Example 1.

[0024] Figure 3 A top view of a pre-laying device for a track slab vibration damping pad of Example 1.

[0025] Figure 4 A schematic diagram of a pre-laying device for a track slab vibration damping pad of Example 1 in use.

[0026] Markings in the figure:

[0027] 1 - support frame, 2 - limiting groove, 21 - bottom surface, 22 - side surface, 3 - pad plate, 31 - positioning hole, 32 - slab, 4 - transverse through slit, 5 - leg, 51 - hoisting hole, 6 - reinforcing rod, 7 - track slab, 8 - rubber vibration damping pad. DETAILED DESCRIPTION

[0028] The utility model will be described in further detail below in combination with specific embodiments. However, this should not be understood as limiting the scope of the above-mentioned subject matter of the utility model to the following embodiments only, and any technology realized based on the content of the utility model falls within the scope of the utility model.

[0029] In the description of the embodiments of the utility model, the terms indicating the orientation or positional relationship of "up", "left", "inner", "outer", "bottom", "top", etc. are expressed based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product / equipment / device of the utility model is usually used. These terms of orientation or positional relationship are only used to facilitate the description of the utility model scheme or simplify the description in the embodiments, so as to facilitate the quick understanding of the scheme by the technicians, and are not intended to indicate or imply that a specific device / component / element must have a specific orientation or be constructed and operated in a specific positional relationship, and therefore cannot be understood as a limitation on the utility model.

[0030] In addition, in the description of the embodiments of the utility model, "a plurality of" or "several" represents at least 2. It can be 2, 3, 4, 5, 6, 7, 8, 9, etc. in any case, or even more than 9.

[0031] Furthermore, in the description of the technical scheme of the utility model, unless otherwise expressly specified / limited / limited, the term "set", "install", "connect", "provided with", "lay" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, which can be welding, riveting, bolting, screwing and other commonly used connecting means in the art. Such connection can be mechanical connection, electrical connection or communication connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be connected inside two elements.

[0032] Embodiment 1

[0033] As shown in Figures 1-4 , a pre-laying device of a rail plate damping pad, comprising a support rack 1 and a pad 3, the support rack 1 is provided with a limiting groove 2 matched with the bottom profile surface of the rail plate 7, the pad 3 is laid in the limiting groove 2, and the pad 3 is provided with a positioning hole 31 matched with the limiting boss on the rail plate 7.

[0034] The support rack 1 is the main structure of the pre-laying device, which is used to support the limiting groove 2 matched with the shape and size of the bottom profile surface of the rail plate 7.

[0035] In an optional embodiment, the support rack 1 can be a steel frame structural member, the limiting groove 2 is formed on the top surface of the steel frame structural member, and the steel frame member is connected with at least four legs 5, which can support the limiting groove 2 to have a certain height from the ground to facilitate the laying of the rubber damping pad 8 by the workers.

[0036] In an optional embodiment, as shown in Figure 1 , the top surface of the leg 5 is above the top surface of the limiting groove 2, which can play a certain positioning and blocking role on the rail plate 7 through the leg 5, so as to ensure that the rail plate 7 is placed in place at one time, improve the installation quality of the rubber damping pad 8 on the rail plate 7, and improve the construction efficiency.

[0037] In an optional embodiment, as shown in Figure 2 , the leg 5 is provided with a lifting hole 51, and the pre-laying device can be lifted and moved as a whole through the lifting hole 51, which facilitates the overall movement of the pre-laying device.

[0038] In an optional embodiment, the leg 5 can be a profile steel member, and the support rack 1 can be a steel frame structural member welded by profile steel, and the two can be combined to improve the overall structural stability of the support rack 1 and realize stable support of the rail plate 7.

[0039] In an optional embodiment, the adjacent legs 5 can be connected with reinforcing rods 6, which can further improve the overall structural stability of the pre-laying device.

[0040] As shown in Figures 1-2As shown, the base plate 3 is used to lay in the limiting groove 2 of the support rack 1, to provide a flat laying surface for the rubber damping pad 8, the positioning hole 31 is arranged on the base plate 3, which is used to adapt with the limiting boss on the track plate 7, and the positioning hole 31 plays a role in positioning and aligning with the limiting boss to avoid position interference.

[0041] In an optional embodiment, the base plate 3 can be a bamboo plywood. The base plate 3 of the bamboo plywood has a flat structure and a certain structural strength, and can provide a flat and stable laying surface for the rubber damping pad 8.

[0042] In an optional embodiment, the limiting groove 2 is longitudinally through, the limiting groove 2 includes a bottom surface 21 and two side surfaces 22, the two side surfaces 22 are arranged at an obtuse angle with the bottom surface 21, and the side surface 22 and the bottom surface 21 respectively lay the base plate 3, to facilitate the quick laying of the base plate 3.

[0043] In an optional embodiment, the base plate 3 includes a plurality of plate blocks 32, the plurality of plate blocks 32 are spliced to form a plurality of transversely through slits 4, and the width of the plurality of transversely through slits 4 is greater than or equal to the width of the packing belt. Through the combination of the plurality of plate blocks 32, the forming and laying of the base plate 3 can be facilitated, the size and position of the positioning hole 31 can be changed by adjusting the local plate block 32, the pre-laying device can be adapted to the pre-laying setting of the rubber damping pad 8 on the track plate 7 of different specifications, at the same time, the combination of the plurality of plate blocks 32 forms the transversely through slits 4, which can provide a limited deformation space for the rubber damping pad 8, avoid local pressure of the rubber damping pad 8 and produce hollowing, and the packing belt can be arranged in the transversely through slits 4 in advance, after the rubber damping pad 8 and the track plate 7 are stably attached, the whole rubber damping pad 8 and track plate 7 can be bundled through the packing belt, effectively avoiding the separation of the rubber damping pad 8 and the track plate 7 during the lifting and moving process of the track plate 7, further helping to ensure the construction quality and improve the construction efficiency.

[0044] In an optional embodiment, as shown in the figure, Figure 3 The positioning hole 31 is a square hole. The square hole positioning hole 31 can be tangent to the limiting boss of the track plate 7 through its side, compared with the circular hole, the track plate 7 can be positioned more quickly.

[0045] In one or more embodiments, the length of the support rack 1 is equal to the length of the track plate 7. The length of the limiting groove 2 is adapted to the length of the track plate 7, and a single support rack 1 can stably support a single track plate 7.

[0046] In one or more embodiments, two or more support racks 1 are spliced or arranged at intervals along the through direction of the limiting groove 2. The combination of the plurality of support racks 1 can realize the support of a single or multiple track plates 7, which is helpful to improve the use flexibility of the pre-laying device and further improve the construction efficiency.

[0047] The pre-laying device of the rail plate 7 damping pad of the embodiment, as shown in Figure 4 When in use, the rubber damping pad 8 is laid flat on the pad plate 3, the rubber damping pad 8 is provided with a hole aligned with the positioning hole 31 on the pad plate 3, the rubber damping pad 8 is quickly positioned and laid in the limiting groove 2 through the alignment of the hole on the rubber damping pad 8 and the positioning hole 31 on the pad plate 3, after the rubber damping pad 8 is coated with an adhesive material, the rail plate 7 is lifted by hoisting equipment and placed on the rubber damping pad 8, the rail plate 7 is quickly positioned and placed through the alignment of the limiting boss on the rail plate 7 and the positioning hole 31, the rubber damping pad 8 is extruded by the weight of the rail plate 7, the rail plate 7 is lifted to the next process position after the adhesive material reaches an appropriate state, the process of turning over the rail plate 7 to install the rubber damping pad 8 is reduced, the construction time is reduced, the construction efficiency is improved, the construction quality is improved because the rubber damping pad 8 is extruded by the weight of the rail plate 7 and is not easy to produce hollowing between the rail plate 7 and the rubber damping pad 8, and under the preferred condition, a packing belt can be preset in the transverse through joint 4 before the rubber pad is laid, after the rubber damping pad 8 is pre-laid on the rail plate 7, the rubber damping pad 8 and the rail plate 7 can be bound through the packing belt to avoid the rubber damping pad 8 and the rail plate 7 from being hollowed during lifting, which is beneficial to further improve the construction quality.

[0048] The above only describes the preferred embodiments of the present application and is not used to limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A rail pad vibration damping pre-laying device, characterized in that, Include: Supporting rack (1), the supporting rack (1) is equipped with limiting slot (2) with track plate (7) adaptation; Packing plate (3), the packing plate (3) is laid in the limiting slot (2), and the packing plate (3) is equipped with the positioning hole (31) with the limiting boss on the track plate (7) adaptation.

2. The rail pad pre-laying device of claim 1, wherein, The positioning hole (31) is square hole.

3. The pre-coating device of a track panel vibration reduction mat according to claim 1, wherein, The limiting slot (2) is longitudinally through, and the limiting slot (2) includes bottom surface (21) and two side surfaces (22), two the side surface (22) is arranged between the obtuse angle with the bottom surface (21), and the side surface (22) and the bottom surface (21) are laid respectively the packing plate (3).

4. The pre-coating device of a track panel vibration reduction mat according to claim 1, wherein, The packing plate (3) includes several plate blocks (32), and several plate blocks (32) are spliced to form transverse through seam (4), and the width of several transverse through seam (4) is greater than or equal to the width of packing belt.

5. The pre-laying device of a track panel vibration reduction mat according to claim 4, characterized in that The packing plate (3) includes bamboo plywood.

6. The pre-coating device of a track plate vibration damping mat according to any one of claims 1-5, characterized in that, The supporting rack (1) includes steel frame member, and the steel frame member is connected with at least four legs (5).

7. The pre-laying device of a track panel vibration reduction mat according to claim 6, characterized in that The top surface of the leg (5) is above the top surface of the limiting slot (2), and the hoisting hole (51) is arranged on the leg (5).

8. The pre-laying device of a track panel vibration reduction mat according to claim 7, characterized in that The leg (5) includes a steel bar, and the adjacent legs (5) are connected with reinforcing rods (6).

9. The pre-coating device of a track panel vibration reduction mat according to claim 6, wherein, The length of the supporting rack (1) is equal to the track plate (7).

10. The pre-coating device of a track panel vibration reduction mat according to claim 6, wherein, Several supporting racks (1) are spliced or arranged at intervals along the through direction of the limiting slot (2).

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