CN209887807U - Ballastless track slab mold suitable for 400 kilometers per hour - Google Patents

Abstract

The utility model provides a be applicable to 400 kilometers at speed per hour ballastless track slab moulds, including the template device, be used for supporting the strutting arrangement of template device and be used for the shedder of drawing of patterns, the template device includes die block, side form, end mould and detachable support rail platform casing, shedder is including the top push structure that is used for shirking the opening of end mould and is used for shirking the side form. This be applicable to 400 kilometers of speed per hour ballastless track board mould, can realize the end mould, side form and the die block substep drawing of patterns to the ballastless track board, and the drawing of patterns in-process need not to mention the track board, reduces the damage that traditional vacuum hoist drawing of patterns in-process caused the ballastless track board, avoids the vacuum hoist to adsorb the condition emergence that the jail caused the track board to drop.

Description

Ballastless track slab mold suitable for 400 kilometers per hour

Technical Field

The utility model relates to a track traffic technical field especially relates to a be applicable to 400 kilometers of speed per hour ballastless track board mould.

Background

As the name suggests, the ballastless track is a track without broken stones and is formed by pouring reinforced concrete, compared with the ballast track, the ballastless track can keep the shape and the position of a steel rail for a long time, does not need large-scale maintenance in a longer service period, and simultaneously has the characteristics of good durability, tidiness and beauty of a track structure.

The prefabrication of ballastless track board is accomplished in the mill, generally adjust the back concreting after finalizing the design to the template, reach the drawing of patterns behind the certain intensity, among the prior art, use the vacuum hoist to directly hoist the track board from the mould usually, because the track board is by concrete placement, and through the napping processing, the surface roughness of track board is uneven, if the vacuum hoist adsorbs insecure or misoperation, can cause ballastless track board can not rise perpendicularly or even drop, lead to the track board edge to appear the damaged condition of edges and corners and take place.

Disclosure of Invention

In view of this, the utility model aims at overcoming the defect that exists among the above-mentioned prior art, provides a be applicable to 400 kilometers ballastless track board moulds of speed per hour.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a ballastless track slab mold suitable for 400 kilometers per hour comprises a template device, a supporting device for supporting the template device and a demolding device for demolding;

the template device comprises a bottom die, a side die, an end die and a detachable rail bearing platform shell;

the demoulding device comprises a tensioning and pushing structure for detaching the end mould and a pushing structure for detaching the side mould.

Furthermore, the supporting device comprises fixed supports and movable supports, the fixed supports are arranged on the outer sides of two end molds at the lower part of the template device in parallel, a supporting rod is arranged between the two fixed supports, the supporting rod is parallel to the end molds, and the movable supports are connected with the supporting rod in a sliding manner;

the top of fixed bearing and movable support all is equipped with the backup pad, the backup pad is parallel with the side form.

Furthermore, the fixed support and the movable support are both lifting supports.

Furthermore, the stretching and pushing structure is arranged on the outer side of the two side dies of the template device and comprises a lifting frame and stretching and pushing arms, the stretching and pushing arms are arranged on two sides of the lifting frame, and two ends of the stretching and pushing arms are respectively connected with the lifting frame and the end part of the end die in a rotating mode.

Further, the outside both ends of side form are equipped with the top and push the structure, the top pushes the structure and is the U type, including stiff end and top push end, the stiff end rotates with the side form to be connected, top push end and die block looks butt.

Furthermore, a triangular support is arranged at the top of the side mold, a through hole A is formed in the upper portion of the triangular support, and the inner diameter of the through hole A is the same as that of a through hole B formed in the upper portion of the lifting frame.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the ballastless track slab mold suitable for the speed of 400 kilometers per hour can realize the step-by-step demolding of the end mold, the side mold and the bottom mold of the ballastless track slab, and avoids the damage caused by the friction collision between the edge of the integrally-demolded track slab and the end mold and the side mold when the integrally-demolded track slab cannot be vertically lifted.

(2) This be applicable to 400 kilometers at a speed of 400 ballastless track board moulds, need not to mention the track board during the drawing of patterns, can not take place because of the condition that the not firm track board of vacuum hoist absorption dropped.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of the overall structure of the ballastless track slab mold of the utility model, which is suitable for a speed per hour of 400 kilometers;

fig. 2 is a schematic diagram of a pushing structure of the ballastless track slab mold of the utility model, which is suitable for a speed of 400 km per hour;

fig. 3 is the utility model relates to a be applicable to bottom view of 400 kilometers ballastless track board moulds of speed per hour.

Description of reference numerals:

1-a support device; 11-a fixed support; 12-a mobile support; 13-a support bar; 14-a support plate; 2-a template device; 21-bottom die; 22-side die; 221-a triangular support; 222-via a; 23-end mold; 24-a rail bearing platform housing; 31-a push structure; 311-a lifting frame; 312-a push arm; 313-via B; 32-a pushing structure; 321-a fixed end; 323-pushing end.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following examples with reference to the accompanying drawings:

a ballastless track slab mold suitable for 400 kilometers per hour comprises a template device 2, a supporting device for supporting the template device 2 and a demolding device for demolding;

the supporting device comprises fixed supports 11 and movable supports 12, the fixed supports 11 are arranged on the outer sides of two end dies 23 at the lower part of the template device 2 in parallel, a supporting rod 13 is arranged between the two fixed supports 11, the supporting rod 13 is parallel to the end dies 23, and the movable supports 12 are connected with the supporting rod 13 in a sliding manner;

and supporting plates 14 are arranged at the tops of the fixed support 11 and the movable support 12, and the supporting plates 14 are parallel to the side die 22.

The fixed support 11 and the movable support 12 are both liftable supports;

the template device 2 comprises a bottom template 21, a side template 22, an end template 23 and a detachable rail bearing platform shell 24, wherein the side template 22 and the end template 23 are both borne on the bottom template 21;

the demolding device comprises a tensioning structure 31 for detaching the end mold 23 and a pushing structure 32 for detaching the side mold 22.

The stretching and pushing structure 31 is arranged at the outer side of the two side molds 22 of the template device 2 and comprises a lifting frame 311 and stretching and pushing arms 312, the stretching and pushing arms 312 are arranged at the two sides of the lifting frame 311, the two ends of the stretching and pushing arms 312 are respectively connected with the end parts of the lifting frame 311 and the end molds 23 in a rotating manner, and the two side end molds 23 are driven to slide along the mutual or opposite directions along with the lifting of the two lifting frames 311 and are used for demolding the end molds 23.

The outside both ends of side form 22 are equipped with and push away structure 32, it is the U type to push away structure 32, including stiff end 321 and top end 323, stiff end 321 rotates with side form 22 to be connected, top end 323 and die block 21 looks butt, top end 323 can be scalable parts such as jack or small-size cylinder, along with pushing away the flexible of structure 32, can drive two side forms 22 and slide along mutual or opposite direction for the side form 22 drawing of patterns.

The top of the side die 22 is provided with a triangular support 221, the upper part of the triangular support 221 is provided with a through hole A222, the inner diameter of the through hole A222 is the same as that of a through hole B313 arranged at the upper part of the lifting frame 311, a steel pipe is inserted between the through hole A222 and the through hole B313, and the lifting frame 311 can drive the side die 22 to move up and down for demoulding the bottom die 21.

In the track plate pouring process, the top support plate 14 of the fixed support 11 is abutted against the lower part of the bottom die 21, is assembled and fixed with the bottom die 21 and is used for bearing a mold, and when the mold is demolded, the two lifting frames 311 simultaneously move downwards to push the two end molds 23 to two sides so as to separate the two end molds from the track plate; then, the pushing end 323 is started simultaneously, and the two side dies 22 are separated from the track plate by the outward pulling force; after the end mold 23 and the side mold 22 are demolded, the rail bearing platform shell 24 is disassembled, the top support plate 14 of the movable support 12 is moved to the lower part of the rail bearing platform, the fixed support 11 moves downwards to be separated from the bottom mold 21 until the top support plate 14 is equal to the top support plate 14 of the movable support 12, the mold and the bottom mold 21 are borne on the top support plate 14 of the movable support 12, the side mold 22 is put back to the original position, the steel pipe is inserted between the through hole A222 and the through hole B313, meanwhile, the two lifting frames 311 are moved downwards, and the supporting frame drives the side mold 22 to press the bottom mold 21 downwards to be separated from the rail plate and fall onto the fixed support 11 and the top support plate 14 of the.

The rotary connection can be a bearing connection, a hinge connection and other existing rotary connection modes.

The support and lifting frame 311 may be a cylinder, an electric push rod, or other known telescopic mechanism.

The assembly fixation described herein may be achieved by a removable fixation assembly such as a bolt.

The fixed connection can be realized by the existing fixing modes such as welding, riveting and the like.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The ballastless track slab mold suitable for 400 kilometers per hour is characterized by comprising a template device (2), a supporting device for supporting the template device (2) and a demolding device for demolding;

the template device (2) comprises a bottom die (21), a side die (22), an end die (23) and a detachable rail bearing platform shell (24);

the demolding device comprises a tensioning and pushing structure (31) for detaching the end mold (23) and a pushing structure (32) for detaching the side mold (22).

2. The ballastless track slab mold suitable for 400 km/h according to claim 1, characterized in that: the supporting device comprises fixed supporting seats (11) and movable supporting seats (12), the fixed supporting seats (11) are arranged on the outer sides of two end dies (23) at the lower part of the template device (2) in parallel, a supporting rod (13) is arranged between the two fixed supporting seats (11), the supporting rod (13) is parallel to the end dies (23), and the movable supporting seats (12) are connected with the supporting rod (13) in a sliding manner;

the top of the fixed support (11) and the top of the movable support (12) are both provided with a support plate (14), and the support plates (14) are parallel to the side die (22).

3. The ballastless track slab mold suitable for 400 km/h according to claim 2, characterized in that: the fixed support (11) and the movable support (12) are both lifting supports.

4. The ballastless track slab mold suitable for 400 km/h according to claim 1, characterized in that: the stretching and pushing structure (31) is arranged on the outer side of the two side dies (22) of the template device (2) and comprises a lifting frame (311) and stretching and pushing arms (312), the stretching and pushing arms (312) are arranged on the two sides of the lifting frame (311), and the two ends of the stretching and pushing arms (312) are respectively connected with the end parts of the lifting frame (311) and the end dies (23) in a rotating mode.

5. The ballastless track slab mold suitable for 400 km/h according to claim 1, characterized in that: the utility model discloses a die pushing device, including lateral die (22), the outside both ends of lateral die (22) are equipped with and push away structure (32), push away structure (32) and be the U type, including stiff end (321) and top end (323), stiff end (321) rotate with lateral die (22) to be connected, top end (323) and die block (21) looks butt.

6. The ballastless track slab mold suitable for 400 km/h according to claim 1, characterized in that: the top of the side die (22) is provided with a triangular support (221), the upper part of the triangular support (221) is provided with a through hole A (222), and the inner diameter of the through hole A (222) is the same as that of a through hole B (313) arranged at the upper part of the lifting frame (311).

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