CN219315799U

CN219315799U - Reinforced earth retaining wall prefabricated component

Info

Publication number: CN219315799U
Application number: CN202223367889.6U
Authority: CN
Inventors: 李�杰; 许少平; 吕义辉; 何宝恩
Original assignee: China Civil Engineering Construction Corp
Current assignee: China Civil Engineering Construction Corp
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-07-07
Anticipated expiration: 2032-12-14

Abstract

The utility model provides a prefabricated member of a reinforced earth retaining wall, which comprises a member body, wherein the member body is used for connecting a panel of the reinforced earth retaining wall; one side of the component body is an inner side surface which is used for contacting the roadbed bed; the other side of the component body is an outside free surface; the cable duct has been seted up at the top of component body, and the top of component body is provided with the reservation base, and the reservation base is used for fixed connection contact net stand. The utility model has simple structure and convenient prefabrication and installation. The utility model not only can provide convenience for the installation of the follow-up power cable, the communication cable, the signal cable and the upright post of the overhead contact system, but also can reduce the disturbance and damage of the construction of the four-electric engineering to the reinforced earth retaining wall structure.

Description

Reinforced earth retaining wall prefabricated component

Technical Field

The utility model belongs to the field of slope retaining protection structures, and particularly relates to a reinforced retaining wall prefabricated member.

Background

Reinforced soil is widely applied in various engineering fields. Especially, the application of the reinforced soil in the reinforced soil retaining wall ensures that the reinforced soil retaining wall is widely applied in the fields of railways, highways, municipal administration, airports and the like by virtue of the characteristics of economy, stability, convenience, good adaptability, attractive appearance and the like and the good engineering characteristics.

The reinforced earth retaining wall mainly comprises a wall panel, a filler and lacing wires arranged in the filler, and the working principle of the reinforced earth retaining wall is that the horizontal earth pressure born by the wall surface is balanced by virtue of the friction force between the filler and the lacing wires; and the composite structure of the lacing wire and the filler is used for resisting the soil pressure generated by the filler at the tail part of the lacing wire, thereby ensuring the stability of the soil retaining wall. The reinforced retaining wall not only can save construction land and reduce construction cost, but also has better integral deformation coordination capacity under the action of external force. Reinforced earth retaining walls have good earthquake resistance compared to other types of earth retaining walls.

In railway engineering, part of four-electric engineering (electric power, communication, signal pipelines and overhead line support foundations) is required to be placed on road shoulders, and particularly construction of the overhead line support foundations can excavate and disturb the reinforced earth retaining wall structure necessarily, and can adversely affect structural stability of the reinforced earth retaining wall.

Disclosure of Invention

In order to overcome the problems in the related art to at least some extent, the present utility model provides a prefabricated member for a reinforced retaining wall.

According to an embodiment of the present utility model, there is provided a reinforced earth retaining wall prefabricated member, including a member body for connecting a reinforced earth retaining wall panel;

one side of the component body is an inner side surface which is used for contacting a roadbed bed; the other side of the component body is an outside free surface;

the cable trough is offered at the top of component body, the top of component body is provided with reserved base, reserved base is used for fixed connection contact net stand.

Among the above-mentioned reinforced earth retaining wall prefabricated component, be close to the medial surface of component body the escape canal has been seted up at the top of component body, the escape canal has been seted up on the lateral wall that the escape canal is close to the roadbed bed, the escape canal passes through the escape canal communicates with the roadbed bed.

Further, cover plates are arranged at the tops of the drainage ditch and the cable trough, and flat surfaces are formed by the cover plates at the tops of the drainage ditch, the cover plates at the tops of the cable trough and the top of the component body.

In the reinforced retaining wall prefabricated member, the reinforced retaining wall prefabricated member is positioned on the inner side face of the member body, the top of the member body is provided with the inner side wall, and the height of the inner side wall is adaptive to the track structure at the top of the roadbed bed.

Among the above-mentioned prefabricated components of reinforced earth retaining wall, be close to the outside free surface of component body the recess has been seted up to the bottom of component body, the recess is used for with reinforced earth retaining wall panel matching connection.

In the reinforced retaining wall prefabricated member, the reinforced retaining wall prefabricated member is positioned on an outer side free surface of the member body, and a pedestrian guardrail is arranged at the top of the member body.

According to the above specific embodiments of the present utility model, at least the following advantages are achieved: the reinforced earth retaining wall prefabricated member is used for being installed on a reinforced earth retaining wall, and the cable groove is formed in the top of the member body, and the reserved base is arranged, so that convenience is brought to installation of a subsequent power cable, a communication cable, a signal cable and a contact net upright post, and disturbance and damage of four-electrical engineering construction to the reinforced earth retaining wall structure can be reduced.

The reinforced retaining wall prefabricated member provided by the utility model has the advantages of simple structure and convenience in prefabrication and installation.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the scope of the utility model, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a front view of a prefabricated member for a reinforced retaining wall according to an embodiment of the present utility model.

Fig. 2 is a schematic view of an application state of a prefabricated member of a reinforced retaining wall according to an embodiment of the present utility model.

Fig. 3 is a second schematic view of an application state of a prefabricated member for reinforced retaining wall according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a member body;

11. a cable trough; 12. reserving a base; 13. an anchor bolt; 14. a drainage ditch; 15. a water discharge hole; 16. a cover plate; 17. an inner sidewall; 18. a groove; 19. pedestrian guard;

2. reinforced earth retaining wall panels;

3. roadbed foundation bed;

4. a contact net upright post;

5. track structure.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the spirit of the present disclosure will be clearly described in the following drawings and detailed description, and any person skilled in the art, after having appreciated the embodiments of the present disclosure, may make alterations and modifications by the techniques taught by the present disclosure without departing from the spirit and scope of the present disclosure.

The exemplary embodiments of the present utility model and the descriptions thereof are intended to illustrate the present utility model, but not to limit the present utility model. In addition, the same or similar reference numerals are used for the same or similar parts in the drawings and the embodiments.

The terms "first," "second," …, and the like, as used herein, do not denote a particular order or sequence, nor are they intended to limit the utility model, but rather are merely used to distinguish one element or operation from another in the same technical term.

As used herein, the terms "comprising," "including," "having," "containing," and the like are intended to be inclusive and mean an inclusion, but not limited to.

As used herein, "and/or" includes any or all combinations of such things.

Reference herein to "a plurality" includes "two" and "more than two"; the term "plurality of sets" as used herein includes "two sets" and "more than two sets".

Certain words used to describe the utility model will be discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the utility model.

As shown in fig. 1 and 2, the prefabricated reinforced earth retaining wall member provided by the embodiment of the utility model comprises a member body 1, wherein the member body 1 is used for connecting a reinforced earth retaining wall panel 2. One side of the component body 1 is an inner side surface which is used for contacting the roadbed bed 3; the other side of the component body 1 is an outside free surface. The cable groove 11 is provided at the top of the component body 1, and the cable grooves 11 may be provided in two according to the kinds and the number of the power cables, the communication cables and the signal cables to be laid. The top of component body 1 is provided with reserved base 12, can pass through ground anchor bolt 13 fixed connection contact net stand 4 on the reserved base 12.

In this embodiment, a drain 14 is provided near the inner side surface of the member body 1, a drain hole 15 is provided on the side wall of the drain 14 near the roadbed bed 3, and the drain 14 is communicated with the roadbed bed 3 through the drain hole 15. The drainage ditch 14 is used for collecting water seepage and surface precipitation in the roadbed foundation bed 3 and then draining the water seepage and the surface precipitation out of the roadbed.

In this embodiment, the top of the drain ditch 14 and the top of the cable trough 11 are both provided with the cover plate 16, the cover plate 16 on the top of the drain ditch 14, the cover plate 16 on the top of the cable trough 11 and the top of the component body 1 form a flat surface, and a working surface and a working channel are provided for railway operation and maintenance work.

In this embodiment, an inner sidewall 17 is disposed on the inner side of the component body 1 at the top of the component body 1, and the height of the inner sidewall 17 is adapted to the track structure 5 on top of the roadbed bed 3 to ensure the stability of the track structure 5.

In this embodiment, a groove 18 is formed at the bottom of the member body 1 near the outer free surface of the member body 1, and the width of the groove 18 is adapted to the width of the reinforced retaining wall panel 2. When the prefabricated reinforced retaining wall member provided by the embodiment of the utility model is used in a reinforced retaining wall, the reinforced retaining wall panel 2 is connected in the groove 18 at the bottom of the member body 1.

In this embodiment, a pedestrian fence 19 is provided on the top of the member body 1 on the outside free surface of the member body 1 for preventing a high altitude fall.

As shown in fig. 3, if the contact net column 4 is stressed greatly, several adjacent component bodies 1 can be connected together, so as to ensure the stability of the contact net column 4.

If the construction is limited by the field hoisting condition, the component body 1 can be divided into more than two parts, and the components can be installed in a mode of separate prefabricated hoisting or half cast-in-situ prefabrication.

The reinforced earth retaining wall prefabricated member provided by the embodiment of the utility model has the advantages of simple structure and convenience in prefabrication and installation, can provide convenience for the installation of the subsequent power cable, communication cable, signal cable and overhead line system upright posts 4, and can reduce the disturbance and damage of four-electrical engineering construction to the reinforced earth retaining wall structure.

The foregoing is merely illustrative of the embodiments of this utility model and any equivalent and equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this utility model.

Claims

1. The reinforced earth retaining wall prefabricated member is characterized by comprising a member body, wherein the member body is used for connecting a reinforced earth retaining wall panel;

2. The reinforced retaining wall prefabricated part according to claim 1, wherein a drainage ditch is formed in the top of the part body near the inner side surface of the part body, a drainage hole is formed in the side wall of the drainage ditch near the roadbed bed, and the drainage ditch is communicated with the roadbed bed through the drainage hole.

3. The prefabricated reinforced retaining wall member according to claim 2, wherein cover plates are arranged at the tops of the drainage ditch and the cable groove, and the cover plates at the tops of the drainage ditch, the cable groove and the member body form a flat surface.

4. The prefabricated reinforced retaining wall member according to claim 1 or 2, characterized in that an inner side wall is provided at the top of the member body, which has a height adapted to the track structure of the top of the roadbed bed.

5. The prefabricated reinforced retaining wall component of claim 1 or 2, wherein a groove is provided at the bottom of the component body near the outside free surface of the component body, the groove being for mating connection with a reinforced retaining wall panel.

6. A reinforced retaining wall prefabricated part according to claim 1 or 2, wherein a pedestrian fence is provided on top of the part body at the outside free surface of the part body.