CN212925619U

CN212925619U - Fixing structure for rail and supporting base block

Info

Publication number: CN212925619U
Application number: CN202021721585.3U
Authority: CN
Inventors: 朱慧清
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-04-09
Anticipated expiration: 2030-08-17

Abstract

A fixing structure of a rail and a supporting base block comprises an I-shaped rail, wherein a plurality of fixing mechanisms used for being connected with the supporting base block are respectively arranged on two sides of the I-shaped rail, each fixing mechanism comprises a fixing piece fixedly connected with a transverse plate at the lower part of the I-shaped rail and clamping positioning pieces arranged on two sides of the fixing piece and used for clamping the fixing piece; and one side of the fixing piece, which faces the I-shaped rail, is provided with a butt strip which is butted with a transverse plate at the lower part of the I-shaped rail, and the fixing piece is also provided with a fixing bolt which penetrates through the fixing piece, the I-shaped rail and the supporting base block. This application adopts two fixed modes of point for the fixing bolt position is difficult for taking place not hard up because the restriction of butt strip as main adapting unit with the mounting, thereby has promoted the stability of I-shaped rail greatly.

Description

Fixing structure for rail and supporting base block

Technical Field

The present application relates to a fixing structure of a rail and a support base block.

Background

In the rail laying process, the base block is first laid, and after the base block is laid, the rail is laid. Typically, rail laying conditions are achieved by laying of blocks so that the rails are installed by simply placing them on the foundation. However, in the assembly process, rail assembly errors are easy to exist, if the errors are within an allowable range, the errors do not have great influence on the engineering, and if the errors are outside the allowable range, the laying needs to be carried out again; on the other hand, the installation firmness of the rail is general, and the rail is easy to loosen after long-term use, particularly under a vibration environment, which is undoubtedly a hidden danger for the safe running of the train and also increases the burden of checking the whole system.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present application provides a fixing structure for a rail and a supporting base block, which includes an i-shaped rail, wherein a plurality of fixing mechanisms for connecting with the supporting base block are respectively disposed on two sides of the i-shaped rail, each fixing mechanism includes a fixing member fixedly connected with a lower transverse plate of the i-shaped rail and clamping positioning members disposed on two sides of the fixing member for clamping the fixing member; and one side of the fixing piece, which faces the I-shaped rail, is provided with a butt strip which is butted with a transverse plate at the lower part of the I-shaped rail, and the fixing piece is also provided with a fixing bolt which penetrates through the fixing piece, the I-shaped rail and the supporting base block. This application adopts two fixed modes of point for the fixing bolt position is difficult for taking place not hard up because the restriction of butt strip as main adapting unit with the mounting, thereby has promoted the stability of I-shaped rail greatly.

Preferably, the fixing piece comprises a transition plate, the abutting strip is arranged on one side of the transition plate, which faces the i-shaped rail, a bolt hole for penetrating a fixing bolt is formed in the middle of the transition plate, and two sides of the transition plate are respectively provided with a U-shaped groove with an outward opening for connecting the clamping positioning piece.

Preferably, the U-shaped groove is obliquely arranged along the direction deviating from the I-shaped rail, and the bolt is connected between the U-shaped groove and the clamping positioning piece in an auxiliary mode.

Preferably, the clamping positioning piece comprises a V-shaped piece, one side plate of the V-shaped piece is clamped in the U-shaped groove, and the other side plate of the V-shaped piece is turned over towards the i-shaped rail and provided with a butt joint block at the end, wherein the butt joint block is abutted to the lower transverse plate of the i-shaped rail. This application is through the mode at the U-shaped inslot joint V-arrangement spare of mounting, establishes another fixed point, when simplifying the installation, further promotes entire system's stability.

Preferably, the abutment block is arranged adjacent to the abutment strip.

Preferably, one side of the transition plate, which is far away from the I-shaped rail, is provided with a positioning plate extending downwards, and the support base is provided with a positioning groove matched with the positioning plate.

Preferably, the extending direction of the positioning plate is parallel to the extending direction of the I-shaped rail, and the bolt hole in the transition plate is arranged at the midpoint of the positioning plate.

Preferably, the cross-sectional shape of the positioning groove is a right trapezoid, and the right-angle side of the right trapezoid is arranged on the side far away from the I-shaped rail. This application is through setting up the constant head tank into right trapezoid's mode for under extreme condition, can adjust the mounted position through the mode of adjustment locating plate, and when need not adjusting, overall structure's stability also can be guaranteed in the design of right trapezoid cross-section.

Preferably, a partition plate which is vertically arranged is further arranged on one side, facing the I-shaped rail, of the transition plate.

Preferably, a plurality of arc-shaped limiting blocks are arranged between the bolt holes in the separation plate and the transition plate.

This application can bring following beneficial effect:

1. the fixing piece is used as a main connecting part, and a two-point fixing mode is adopted, so that the fixing bolt part is not easy to loosen due to the limitation of the abutting strip, and the stability of the I-shaped rail is greatly improved;

2. according to the fixing device, another fixing point is established in a mode that the V-shaped piece is clamped in the U-shaped groove of the fixing piece, so that the installation is simplified, and meanwhile, the stability of the whole system is further improved;

3. this application is through setting up the constant head tank into right trapezoid's mode for under extreme condition, can adjust the mounted position through the mode of adjustment locating plate, and when need not adjusting, overall structure's stability also can be guaranteed in the design of right trapezoid cross-section.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of an I-rail shown removed;

FIG. 3 is a schematic structural view of the fixing member;

fig. 4 is a schematic structural view of a supporting base block portion.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In a first embodiment, as shown in fig. 1 to 4, a fixing structure for a rail and a supporting base block comprises an i-shaped rail 1, wherein a plurality of fixing mechanisms for connecting with the supporting base block 2 are respectively arranged at two sides of the i-shaped rail 1, each fixing mechanism comprises a fixing member 3 fixedly connected with a lower transverse plate of the i-shaped rail 1 and clamping positioning members 4 arranged at two sides of the fixing member 3 and used for clamping the fixing member 3; and one side of the fixing piece 3 facing the I-shaped rail 1 is provided with an abutting strip 5 which is abutted with a transverse plate at the lower part of the I-shaped rail 1, and the fixing piece 3 is also provided with a fixing bolt 6 which penetrates through the fixing piece 3, the I-shaped rail and the supporting base block 2. The fixing piece 3 comprises a transition plate 7, the abutting strip 5 is arranged on one side, facing the I-shaped rail 1, of the transition plate 7, a bolt hole for penetrating the fixing bolt 6 is formed in the middle of the transition plate 7, and U-shaped grooves 8 with outward openings for connecting and clamping the positioning pieces 4 are formed in two sides of the transition plate 7 respectively. The U-shaped groove 8 is obliquely arranged along the direction deviating from the I-shaped rail 1, and an auxiliary connecting bolt 9 is arranged between the U-shaped groove 8 and the clamping positioning piece 4. The clamping positioning piece 4 comprises a V-shaped piece, one side plate of the V-shaped piece is clamped in the U-shaped groove 8, the other side plate of the V-shaped piece is turned over towards the I-shaped rail 1, and the end part of the other side plate is provided with a butt joint block 10 which is in butt joint with a transverse plate at the lower part of the I-shaped rail 1. The abutment block 10 is arranged adjacent to the abutment strip 5. One side of the transition plate 7, which is far away from the I-shaped rail 1, is provided with a positioning plate 11 extending downwards, and a positioning groove 12 which is matched with the positioning plate 11 is arranged on the support base. The extending direction of the positioning plate 11 is parallel to the extending direction of the I-shaped rail 1, and the bolt hole in the transition plate 7 is arranged at the midpoint of the positioning plate 11. The cross-sectional shape of the positioning groove 12 is a right trapezoid, and the right-angle side of the right trapezoid is arranged on the side far away from the I-shaped rail 1. And a vertically arranged partition plate 13 is further arranged on one side of the transition plate 7 facing the I-shaped rail 1. A plurality of arc-shaped limiting blocks 14 are arranged between the separating plate 13 and the bolt holes on the transition plate 7.

When in use, firstly, the supporting base block 2 is arranged, and the supporting base block 2 is provided with a hole matched with the fixing bolt 6 and a positioning groove 12 matched with the positioning plate 11; then, the I-shaped rail 1 is laid, in the installation process, the fixing piece 3 is used for fixedly connecting with the I-shaped rail 1, then the V-shaped pieces are connected to the two sides of the fixing piece 3, and the positioning installation structure with two abutted positions, one bolted connection position and transverse positioning of the positioning groove is realized.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A fixed knot of rail and support substrate block constructs which characterized in that: the fixing mechanism comprises a fixing piece fixedly connected with a transverse plate at the lower part of the I-shaped rail and clamping positioning pieces arranged at the two sides of the fixing piece and used for clamping the fixing piece; and one side of the fixing piece, which faces the I-shaped rail, is provided with a butt strip which is butted with a transverse plate at the lower part of the I-shaped rail, and the fixing piece is also provided with a fixing bolt which penetrates through the fixing piece, the I-shaped rail and the supporting base block.

2. A fixing structure of a rail and a support base block according to claim 1, wherein: the fixing piece comprises a transition plate, the abutting strips are arranged on one side, facing the I-shaped rail, of the transition plate, a bolt hole for penetrating through a fixing bolt is formed in the middle of the transition plate, and U-shaped grooves with outward openings for connecting and clamping positioning pieces are formed in two sides of the transition plate respectively.

3. A fixing structure of a rail and a support base block according to claim 2, wherein: the U-shaped groove is obliquely arranged along the direction deviating from the I-shaped rail, and the bolt is connected between the U-shaped groove and the clamping positioning piece in an auxiliary mode.

4. A fixing structure of a rail and a support base block according to claim 3, wherein: the clamping positioning piece comprises a V-shaped piece, one side plate of the V-shaped piece is clamped in the U-shaped groove, the other side plate of the V-shaped piece is turned over towards the I-shaped rail, and the end part of the other side plate of the V-shaped piece is provided with a butt joint block which is abutted to the lower transverse plate of the I-shaped rail.

5. A fixing structure of a rail and a support base block according to claim 4, wherein: the butt joint block is arranged adjacent to the butt joint strip.

6. A fixing structure of a rail and a support base block according to claim 2, wherein: one side of the transition plate, which is far away from the I-shaped rail, is provided with a positioning plate extending downwards, and a positioning groove matched with the positioning plate is arranged on the support base.

7. A fixing structure of a rail and a support base block according to claim 6, wherein: the extension direction of the positioning plate is parallel to that of the I-shaped rail, and the bolt hole in the transition plate is arranged at the midpoint of the positioning plate.

8. A fixing structure of a rail and a support base block according to claim 6, wherein: the cross-sectional shape of constant head tank is right trapezoid, the right angle limit of right trapezoid establishes in the one side of keeping away from the I-shaped rail.

9. A fixing structure of a rail and a support base block according to claim 2, wherein: one side of the transition plate, which faces the I-shaped rail, is also provided with a vertically arranged partition plate.

10. A fixing structure of a rail and a support base block according to claim 9, wherein: and a plurality of arc-shaped limiting blocks are arranged between the bolt holes on the separation plate and the transition plate.