Cable trench protection structure
By installing I-beam distribution beams and main beams at the bottom of the cable trench and wrapping both sides with plywood, the problem of protecting existing cable trenches during open-cut deep foundation pit construction is solved, ensuring construction safety and not damaging the cable trench structure.
Patent Information
- Application Number
- CN202520042674.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-09
- Publication Date
- 2025-12-09
- Estimated Expiration
- 2035-01-09
AI Technical Summary
In the construction of open-cut deep foundation pits for water conveyance tunnel projects in reservoirs, how to cross existing brick masonry cable trenches without damaging their structure, especially when the property owner does not allow the reconstruction of the cable trenches, and how to ensure construction safety.
The cable trench protection structure includes an enclosure structure, main beams, distribution beams, back ribs, and protective plates. The bottom of the cable trench is supported by the distribution beams and main beams made of I-beams, and the sides are wrapped with plywood to form effective protection.
This method enables the protection of the structural integrity of existing cable trenches during open-cut deep foundation pit construction, ensuring construction safety and avoiding damage to the cable trenches.
Smart Images
Figure CN223647067U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of deep foundation pit construction, and particularly relates to a cable trench protection structure. BACKGROUND
[0002] In the process of open deep foundation pit construction of reservoir water conveyance tunnel engineering, the foundation pit crosses the existing brick cable trench, and the property owner does not allow the existing cable trench to be destroyed and reconstructed, and does not agree to use the conventional cable suspension protection method. In order to ensure the safety of the open deep foundation pit crossing the existing brick cable trench, and without damaging the structure of the cable trench itself, a crossing cable trench protection method is needed to realize the construction of the open deep foundation pit crossing the existing building (structure). CONTENT OF THE UTILITY MODEL
[0003] To solve or partially solve the problems in the related art, the present application provides a cable trench protection structure, which realizes the construction of the open deep foundation pit while protecting the cable trench and ensuring that the structure of the cable trench is not affected.
[0004] The first aspect of the present application provides a cable trench protection structure, comprising: a retaining structure, a main beam, a distribution beam, a back brace, a protection plate and a main beam bracket, a bottom groove is formed at the bottom of the cable trench, the distribution beam is arranged in the bottom groove and penetrates the bottom of the cable trench, the main beam is arranged at the end of the distribution beam, the main beam is connected with the retaining structure arranged outside the deep foundation pit, and the bracket for supporting the main beam is arranged on the retaining structure; the two sides of the cable trench are wrapped with the protection plate, and the protection plate is fixed based on the back brace.
[0005] The back brace includes a horizontal back brace and a vertical back brace, a plurality of horizontal back braces are arranged along the two sides of the cable trench in the horizontal direction, and the vertical back brace is arranged between the two adjacent horizontal back braces.
[0006] The main beam and the distribution beam are arranged in the vertical direction, and the main beam is arranged inside the end of the distribution beam.
[0007] The main beam, the distribution beam and the back brace are all arranged by using an I-beam.
[0008] The technical scheme provided by the present application can include the following beneficial effects:
[0009] The cable trench protection structure provided by the present application can achieve the following effects: a groove is dug at the bottom of the existing cable trench, and a longitudinal I-beam is arranged as a distribution beam and a horizontal I-beam is arranged as a support beam; meanwhile, the two sides of the existing cable trench are wrapped and protected by using I-beams and plywood, and the cable trench is protected by effective bottom support and side protection. The structure is simple to operate and can ensure the safe operation of the existing cable trench during the excavation and construction of the foundation pit.
[0010] 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 application, as claimed. BRIEF DESCRIPTION OF DRAWINGS
[0011] The above and other objects, features and advantages of the present application will become more apparent from the following detailed description when taken in conjunction with the accompanying drawings in which like reference characters refer to like parts throughout the figures, and in which:
[0012] Figure 1 is a plan view of the cable trench protection of the present application;
[0013] Figure 2 is a cross-sectional view (A-A section) of the cable trench protection of the present application;
[0014] Figure 3 is a longitudinal sectional view (B-B section) of the cable trench protection of the present application;
[0015] REFERENCE NUMERALS:
[0016] In the drawings, 1 is an envelope structure, 2 is a main beam, 3 is a distribution beam, 4 is a transverse backer, 5 is a protection plate, 6 is a vertical backer, 7 is a main beam bracket, and 8 is a cable trench. DETAILED DESCRIPTION
[0017] Embodiments of the present application will be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the application are shown. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the application to those skilled in the art.
[0018] It is to be understood that although the terms "first", "second", "third", and the like can be used herein to describe various information, these information are not to be construed as being limited to these terms. These terms are only used to distinguish one category of information from another. For example, a first information can be termed a second information, and similarly, a second information can be termed a first information without departing from the scope of the present application. As such, the term "first", "second", etc., can be expressly or implicitly qualified by the term "one" or "more" where such quantity is implied. In the description of the application, the meaning of "a", "an" and "the" includes plural references unless the context clearly dictates otherwise.
[0019] In the description of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0020] Unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the present application can be understood according to the specific circumstances.
[0021] The technical solutions of the embodiments of the present application are described in detail below in combination with the drawings.
[0022] As shown in a cable trench 8 protection structure, comprising: enclosure, main beam 2, distribution beam 3, back brace, protection plate 5 and main beam bracket 7. A bottom groove is formed in the bottom of the existing brick cable trench 8, and the distribution beam 3 is arranged in the bottom groove and penetrates the bottom of the cable trench 8, the main beam 2 is installed at the end of the distribution beam 3, the main beam 2 is arranged vertically to the distribution beam 3, and the main beam 2 is arranged on the inner side of the end of the distribution beam 3, the main beam 2 is connected with the enclosure arranged on the outside of the deep foundation pit, and the bracket for supporting the main beam 2 is arranged on the enclosure 1. The cable trench 8 is wrapped on both sides based on the protection plate 5 and the protection plate 5 is fixed based on the back brace. The back brace includes transverse back brace 4 and vertical back brace 6, and the transverse back brace 4 is arranged in multiple along the two sides of the cable trench 8, and the vertical back brace 6 is arranged between the two adjacent transverse back braces 4.
[0023] The main beam 2, the distribution beam 3 and the back brace are all arranged by I-shaped steel, the main beam 2 is I45 I-shaped steel, the distribution beam 3, the transverse back brace 4 and the vertical back brace 6 are I20 I-shaped steel. The protection plate 5 is a 18mm thick wrapped protection plywood.
[0024] The construction process of the structure: after the construction of the deep foundation pit retaining structure 1 of the open excavation section is completed, the foundation pit is excavated, and when excavating, the excavator is used to excavate the soil on both sides of the cable trench 8 in the axis direction of the foundation pit, and about 1m thick soil is reserved on each side of the cable trench 8 as protection for the cable trench 8; when excavating to the bottom elevation of the cable trench 8, a Luoyang shovel is used to excavate a trench transversely at the bottom of the cable trench 8, and an I-beam is installed in the trench as a distribution beam 3 supporting the cable trench 8, which penetrates the entire bottom of the cable trench 8; after installation, I-beam main beams 2 are installed at the ends of the distribution beam 3 as the main support structure of the cable trench 8, and the ends of the main beams 2 are welded to the retaining structure 1, and brackets are welded to the retaining structure 1 to support the main beams 2; after the installation of the main beams 2, the sides of the cable trench 8 are wrapped with plywood and I-beams; thus, the overall protection of the cable trench 8 is completed.
[0025] Finally, it should be noted that in this document, relationships such as first and second, and the like, are merely used to distinguish one entity or action from another, and do not require or imply any actual relationship or order between or among such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0026] The units described as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, i.e. they may be located in one place or distributed on multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the embodiment.
[0027] In addition, the functional units in each embodiment of the present application can be integrated into one processing unit, or each unit can exist physically, or two or more units can be integrated into one unit. The integrated unit can be realized in the form of hardware or in the form of a software functional unit.
[0028] If the integrated unit is implemented as a software functional unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the technical solution of this application, in essence, or the part that contributes to the prior art, or all or part of the technical solution, can be embodied in the form of a software product. This computer software product is stored in a storage medium and includes several instructions to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of this application.
[0029] The various embodiments of this application have been described above. These descriptions are exemplary and not exhaustive, nor are they limited to the disclosed embodiments. Many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen to best explain the principles, practical application, or improvement of the technology in the market, or to enable others skilled in the art to understand the embodiments disclosed herein.
Claims
1. A cable trench protection structure, characterized in that, include: The cable trench includes an enclosure structure, a main beam, a distribution beam, a back rib, a protective plate, and a main beam bracket. A bottom trench is formed at the bottom of the cable trench, and the distribution beam is erected within the bottom trench, penetrating the bottom of the cable trench. The main beam is installed at the end of the distribution beam. The main beam is connected to the enclosure structure installed outside the deep pit, and a bracket for supporting the main beam is installed on the enclosure structure. The cable trench is wrapped on both sides by a protective plate, and the protective plate is fixed based on the back rib.
2. The cable trench protection structure according to claim 1, characterized in that, The back ribs include horizontal back ribs and vertical back ribs. Multiple horizontal back ribs are arranged horizontally along both sides of the cable trench, and the vertical back ribs are arranged between two adjacent horizontal back ribs.
3. The cable trench protection structure according to claim 1, characterized in that, The main beam is arranged perpendicularly to the distribution beam, and the main beam is located inside the end of the distribution beam.
4. The cable trench protection structure according to claim 1, characterized in that, The main beam, the distribution beam, and the back rib are all constructed using I-beams.