CN214831884U

CN214831884U - Expansion joint curtain board

Info

Publication number: CN214831884U
Application number: CN202121182618.6U
Authority: CN
Inventors: 崔洪亮; 夏增国
Original assignee: Cangzhou Guofeng Transportation Facilities Co ltd
Current assignee: Cangzhou Guofeng Transportation Facilities Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-23
Anticipated expiration: 2031-05-28

Abstract

The utility model belongs to the technical field of guardrail accessories, in particular to an expansion joint curtain board; the concrete guardrail comprises a locking bolt, a front shielding plate and a pressing plate, wherein the front shielding plate and the pressing plate are respectively attached to the inner side and the outer side of the concrete guardrail; the fixed end of the locking bolt is arranged on the binding surface of the front shielding plate, and the movable end of the locking bolt penetrates through the pressing plate and is connected with the locking nut. The front shield plate and the pressure plate in the expansion joint shield plate can be respectively attached to the side walls of the inner side and the outer side of the concrete guardrail, and the locking bolt on the front shield plate can penetrate through the expansion joint and the pressure plate and is fixedly connected with the locking bolt, so that the expansion joint shield plate is more convenient to mount, and the construction period of the whole engineering is effectively shortened; meanwhile, the locking bolt is positioned between the front shielding plate and the pressing plate, so that the locking bolt cannot protrude towards one side of the front shielding plate, and the expansion joint steel shielding plate and the concrete guardrail are more attractive in assembly.

Description

Expansion joint curtain board

Technical Field

The utility model belongs to the technical field of the guardrail accessory, concretely relates to expansion joint sunshade.

Background

The expansion joint is a structural joint which is arranged along a proper position of a building or a construction joint direction of the building in order to prevent the structure from generating cracks or damages due to climate temperature changes (thermal expansion and cold contraction). The expansion joint divides building components above a foundation such as a wall, a floor and a roof (except a wooden roof) into two independent parts, so that the building or the structure can horizontally expand and contract along the length direction.

Expansion joints are also arranged on the existing bridge, the positions of the concrete guardrails on the two sides of the bridge, which correspond to the expansion joints, are also provided with corresponding expansion joints, and the expansion joints on the concrete guardrails need to be covered by steel shielding plates;

in the prior art, the steel shield plate is fixed on two adjacent concrete guardrails through the anchoring parts, the installation mode is complex, the construction period of the concrete guardrail is prolonged, and in addition, one end of the anchoring part, which is far away from the concrete guardrail, protrudes to one side of the steel shield plate, which deviates from the guardrail, so that the outer sides of the concrete guardrails are uneven and not attractive enough. Therefore, the invention provides an expansion joint shield convenient to install, which is a technical problem to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem that prior art exists, the utility model provides an expansion joint sunshade to the installation of the steel sunshade that exists among the solution prior art is comparatively complicated, leads to the construction period of whole engineering to receive the technical problem who influences.

The utility model discloses a following technical scheme specifically realizes:

an expansion joint shield plate comprises a locking bolt, a front shield plate and a pressing plate, wherein the front shield plate and the pressing plate are respectively attached to the inner side and the outer side of a concrete guardrail;

the fixed end of the locking bolt is arranged on the binding surface of the front shielding plate, and the movable end of the locking bolt penetrates through the pressing plate and is connected with the locking nut.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, this expansion joint guardrail still includes the reinforcing plate, the fixed side of reinforcing plate with the binding face of preceding sunshade is connected fixedly, locking bolt's stiff end with the reinforcing plate is connected.

In order to better realize the utility model, in the above structure, the front shielding plate includes an upper guard plate and a side guard plate, the upper guard plate is connected with the side guard plate to form a plate structure with a cross-sectional shape of "L" font.

In order to achieve the above object, according to the present invention, in the above structure, a shape of the fixed side of the reinforcing plate matches a shape of a cross section of the front curtain plate, and the reinforcing plate is vertically disposed on the front curtain plate.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, be provided with set nut on the locking bolt, set nut is located the reinforcing plate with between the clamp plate.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, be provided with fixing bolt on the clamp plate, the clamp plate passes through fixing bolt installs on the concrete guardrail.

For a better realization, the utility model is further optimized in the structure, and the fixing bolt is an expansion bolt.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the quantity of locking bolt is two, two locking bolt follows the length direction of front curtain board arranges.

In order to better realize the utility model, further optimize in the structure, the reinforcing plate pass through welded mode with the front curtain board is connected fixedly.

In order to better realize the utility model discloses, do further optimization in above-mentioned structure, the stiff end of locking bolt is connected fixedly through welded mode and reinforcing plate.

To sum up, the utility model discloses following technological effect has:

the front shield plate and the pressure plate in the expansion joint shield plate can be respectively attached to the side walls of the inner side and the outer side of the concrete guardrail, and the locking bolt on the front shield plate can penetrate through the expansion joint and the pressure plate and is fixedly connected with the locking bolt, so that the expansion joint shield plate is more convenient to mount, and the construction period of the whole engineering is effectively shortened; meanwhile, the locking bolt is positioned between the front shielding plate and the pressing plate, so that the locking bolt cannot protrude towards one side of the front shielding plate, and the expansion joint steel shielding plate and the concrete guardrail are more attractive in assembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an expansion joint shield of the present invention;

fig. 2 is a side view of the expansion joint shield of the present invention;

fig. 3 is an installation schematic view of the expansion joint shielding plate of the present invention.

Reference numerals:

1. a front shield; 11. an upper guard plate; 12. a side guard plate; 2. pressing a plate; 21. fixing the bolt; 3. locking the bolt; 31. locking the nut; 32. positioning a nut; 4. a reinforcing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element 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," "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 also to be understood that the terms "mounted", "connected" and "connected", unless expressly specified or limited otherwise, are intended to be interpreted broadly, as meaning either a fixed connection or a removable connection, or an integral connection; 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 as the case may be, by those of ordinary skill in the art.

Example (b):

as shown in fig. 1 to 3:

an expansion joint shield plate comprises a locking bolt 3, a front shield plate 1 and a pressing plate 2, wherein the front shield plate 1 and the pressing plate 2 are respectively attached to the inner side and the outer side of a concrete guardrail; wherein,

the fixed end of the locking bolt 3 is arranged on the binding surface of the front shielding plate 1, and the movable end of the locking bolt 3 passes through the pressing plate 2 and is connected with the locking nut 31.

When the expansion joint shielding plate is installed, a worker can attach the attaching surface of the front shielding plate 1 to the inner side wall of the concrete guardrail, and enable the locking bolt 3 to be positioned in the expansion joint of two adjacent concrete guardrails, and the pressing plate 2 to be attached to the outer side wall of the concrete guardrail, and enable one end, far away from the front shielding plate 1, of the locking bolt 3 to penetrate through the pressing plate 2 and be locked and fixed through the locking nut 31;

this mounting means need not to install anchor assembly on the concrete guardrail for the installation of this expansion joint sunshade is more convenient, and simultaneously, the locking bolt 3 that is used for fixed front shroud 1 and clamp plate 2 is located the expansion joint, and it can not influence the outward appearance of concrete guardrail, so that this expansion joint sunshade and the assembly of concrete guardrail are more pleasing to the eye.

It should be noted that the inner side wall of the concrete guardrail refers to the opposite side of the concrete guardrail on both sides of the road surface, and the outer side wall of the concrete guardrail refers to the opposite side of the concrete guardrail on both sides of the road surface.

Preferably, the expansion joint cover plate also comprises a reinforcing plate 4; wherein,

the fixed side of the reinforcing plate 4 is fixedly connected with the binding surface of the front shielding plate 1, and the fixed end of the locking bolt 3 is connected with the reinforcing plate 4;

when this expansion joint sunshade is installed, reinforcing plate 4 can imbed in the expansion joint, and the installation of expansion joint sunshade can not be influenced in the setting of this reinforcing plate 4, and simultaneously, reinforcing plate 4 can 1 intensity before the effectual increase to avoid the emergence of the circumstances such as deformation in the front sunshade 1 to this expansion joint sunshade's of effectual improvement intensity.

Preferably, the number of the locking bolts 3 is two, the two locking bolts 3 are sequentially arranged along the length direction of the front shielding plate 1, and the two locking bolts 3 can increase the stability of the connection between the front shielding plate 1 and the pressing plate 2, so that the connection between the front shielding plate 1 and the pressing plate 2 is more stable.

It should be noted that the number of the locking bolts 3 may also be provided as a plurality, for example: three, four, five and more, the number of the locking bolts 3 may be selected according to the length of the front shield 1.

Preferably, the front cover 1 includes an upper cover plate 11 and a side cover plate 12; wherein,

the end part of the upper protection plate 11 and the end part of the side protection plate 12 are connected to form a plate-shaped structure with an L-shaped cross section;

when installing this expansion joint sunshade, the staff can be with last backplate 11 the laminating keep away from the one side on ground at the concrete guardrail, and side guard plate 12 then laminates the inside wall at the concrete guardrail, and this "L" font preceding sunshade 1 can effectually shelter from the expansion joint of concrete guardrail to make the outward appearance of concrete guardrail more pleasing to the eye.

It should be noted that the cross-sectional shape of the side guard plate 12 may be set according to the cross-sectional shape of the inner sidewall of the concrete guardrail, so that the cross-sectional shape of the side guard plate 12 is matched with the cross-sectional shape of the inner sidewall of the concrete guardrail, and the expansion joint shield can be better attached to the concrete guardrail.

Preferably, the shape of the fixed side of the reinforcing plate 4 is matched with the cross-sectional shape of the front cover 1, so that the fixed side of the reinforcing plate 4 can be more tightly attached to the front cover 1, and the connection between the reinforcing plate 4 and the front cover 1 is more stable.

Preferably, the reinforcing plate 4 is fixedly connected to the front shroud 1 by welding.

Preferably, the locking bolt 3 is provided with a positioning nut 32, and the positioning nut 32 is positioned between the reinforcing plate 4 and the pressure plate 2;

before installing the expansion joint shield, a worker can firstly screw the positioning nut 32 onto the locking bolt 3, and the distance between one side of the positioning nut 32 departing from the front shield 1 and the front shield 1 is equal to the thickness of the concrete guardrail, so that one side of the positioning nut 32 departing from the front shield 1 and the outer side wall of the concrete guardrail are in the same plane;

when this expansion joint sunshade of installation, the staff laminates the inside wall at the concrete guardrail with preceding sunshade 1, and passes clamp plate 2 and remove to the lateral wall of concrete guardrail the expansion end of lock nut 31 for 2 close laminates on the lateral wall of concrete guardrail, and at this moment, clamp plate 2 also laminates with foretell set nut 32, and the staff can twist again and move lock nut 31, presss from both sides clamp plate 2 fixedly through lock nut 31 and set nut 32, makes the installation of expansion joint sunshade more firm.

Preferably, the pressing plate 2 is provided with a fixing bolt 21, and the pressing plate 2 is mounted on the concrete guardrail through the fixing bolt 21, so that the connection of the pressing plate 2 is more stable.

Preferably, the fixing bolt 21 is an expansion bolt, so that the pressing plate 2 can be more stably installed on the concrete guardrail, and the concrete guardrail is prevented from falling off.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An expansion joint sunshade plate, its characterized in that: comprises a locking bolt (3), a front shielding plate (1) and a pressing plate (2) which are respectively attached to the inner side and the outer side of a concrete guardrail;

the fixed end of the locking bolt (3) is arranged on the binding surface of the front shielding plate (1), and the movable end of the locking bolt (3) penetrates through the pressing plate (2) and is connected with the locking nut (31).

2. The expansion joint shield as claimed in claim 1, wherein: the novel protective cover is characterized by further comprising a reinforcing plate (4), the fixing side of the reinforcing plate (4) is fixedly connected with the binding face of the front shielding plate (1), and the fixing end of the locking bolt (3) is connected with the reinforcing plate (4).

3. The expansion joint shield as claimed in claim 2, wherein: the front shielding plate (1) comprises an upper protection plate (11) and a side protection plate (12), wherein the upper protection plate (11) and the side protection plate (12) are connected to form a plate-shaped structure with an L-shaped cross section.

4. The expansion joint shield as claimed in claim 3, wherein: the shape of the fixed side of the reinforcing plate (4) is matched with the cross-sectional shape of the front shielding plate (1), and the reinforcing plate (4) is vertically arranged on the front shielding plate (1).

5. The expansion joint shield as claimed in claim 4, wherein: and a positioning nut (32) is arranged on the locking bolt (3), and the positioning nut (32) is positioned between the reinforcing plate (4) and the pressing plate (2).

6. The expansion joint shield as claimed in any one of claims 1 to 5, wherein: the concrete guardrail is characterized in that fixing bolts (21) are arranged on the pressing plate (2), and the pressing plate (2) is installed on a concrete guardrail through the fixing bolts (21).

7. The expansion joint shield as claimed in claim 6, wherein: the fixing bolt (21) is an expansion bolt.

8. The expansion joint shield as claimed in claim 1, wherein: the number of the locking bolts (3) is two, and the two locking bolts (3) are arranged along the length direction of the front shielding plate (1).

9. The expansion joint shield as claimed in claim 2, wherein: the reinforcing plate (4) is fixedly connected with the front shielding plate (1) in a welding mode.

10. The expansion joint shield as claimed in claim 9, wherein: the fixed end of the locking bolt (3) is fixedly connected with the reinforcing plate (4) in a welding mode.