CN214530759U - A prefabricated steel concrete combined ring network cabinet foundation - Google Patents
A prefabricated steel concrete combined ring network cabinet foundation Download PDFInfo
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- CN214530759U CN214530759U CN202120393297.8U CN202120393297U CN214530759U CN 214530759 U CN214530759 U CN 214530759U CN 202120393297 U CN202120393297 U CN 202120393297U CN 214530759 U CN214530759 U CN 214530759U
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Abstract
本实用新型公开了一种预制式钢砼组合环网柜基础，包括预制底板、可拆装式设置在所述底板四边的立柱，所述立柱包括处于所述底板四角位置的转角立柱和处于所述底板边部的标准立柱，在相邻立柱之间可拆装式连接有抗渗混凝土预制墙板构成环网柜的四面墙体，所述墙板自下而上呈多级叠加结构；在所述墙板的顶部设有圈梁，所述圈梁上设有盖板。采用“干法”施工工艺制作环网柜基础，具有预制件生产标准化，运输吊装简易化，拼接组装模块化等优点，解决传统“湿法”施工工艺制作混凝土基础，现浇保养周期长，环境不友好等问题，最大限度提升作业施工效率，提升公司配网标准化建设水平，提升客户服务满意度。
The utility model discloses a prefabricated steel-concrete combined ring network cabinet foundation, which comprises a prefabricated bottom plate and upright columns detachably arranged on the four sides of the bottom plate. The standard columns on the edge of the bottom plate are detachably connected with impermeable concrete prefabricated wall panels between adjacent columns to form the four walls of the ring network cabinet, and the wall panels form a multi-level superimposed structure from bottom to top; A ring beam is arranged on the top of the wall panel, and a cover plate is arranged on the ring beam. The "dry" construction process is used to make the foundation of the ring network cabinet, which has the advantages of standardizing the production of prefabricated parts, simplifying the transportation and hoisting, and modularizing the splicing and assembly. Unfriendly and other problems, maximize the efficiency of operation and construction, improve the standardization level of the company's distribution network, and improve customer service satisfaction.
Description
The technical field is as follows:
the utility model relates to a prefabricated formula steel concrete combination looped netowrk cabinet basis.
Background art:
the ring main unit is a group of electric equipment which is arranged in a metal or nonmetal insulating cabinet body or made into an assembled interval ring main power supply unit, and is widely used in distribution stations and box-type substations of load centers such as urban power distribution, public places, factories and enterprises. The ring main unit foundation is an important component for ensuring safe and stable operation of the ring main unit, and common foundations are divided into two forms of brick laying and cast-in-place. The brick foundation is eliminated gradually because the brick foundation has the defects of low strength, easy corrosion, poor adhesion of mortar of a protective layer and easy falling, and the quality problems of poor appearance and the like which do not meet the use requirements of 'classic design'. The cast-in-place concrete structure is mainly manufactured in a manual site, but is limited by the difference of personnel skill levels and construction conditions, so that the quality of the reinforcing mesh is not up to standard, the construction randomness is high, the molding surface effect is poor, the cast-in-place vibration compactness is poor, the quality of the commercial concrete is not uniform, the phenomena of surface layer peeling and powder rising, rib exposure and stone exposure and the like are caused in long-term operation, and great hidden dangers are brought to the safe and stable operation of a distribution network. In addition, the cast-in-place process has a long maintenance period, the earth excavation area of the construction machinery is relatively large, the environment is not friendly, the resource waste is caused, and the time cost is improved.
Therefore, a prefabricated steel concrete combined ring main unit foundation needs to be researched and developed, the manufacturing and installation durability of the foundation is improved to the maximum extent, the construction efficiency is improved, the influence on the environment is reduced, and the safe and reliable operation of equipment is guaranteed.
The invention content is as follows:
for overcoming prior art's defect, the utility model aims to provide a prefabricated formula steel concrete combination looped netowrk cabinet basis mainly solves "wet process" operations such as traditional brick laying or cast-in-place technology, is limited to and leads to the basis stability durability poor, preparation cycle length, environment unfriendly and the wasting of resources problem such as artifical, site environment.
The utility model provides a technical problem adopt following technical scheme:
a prefabricated steel concrete combined ring main unit foundation comprises a prefabricated bottom plate and stand columns which are detachably arranged on four sides of the bottom plate, wherein the stand columns comprise corner stand columns positioned at four corners of the bottom plate and standard stand columns positioned at edges of the bottom plate, impervious concrete prefabricated wall plates are detachably connected between adjacent stand columns to form four wall bodies of the ring main unit, and the wall plates are of a multi-stage stacked structure from bottom to top; the top of wallboard is equipped with the collar tie beam, be equipped with the apron on the collar tie beam.
Preferably, the wall panels are stacked in a multistage structure from bottom to top: the upper and lower adjacent wallboards are connected by adopting a mortise and tenon structure, and the joints of the wallboards are provided with waterproof strips or coiled materials to cover the joints of the wallboards.
Preferably, the corner upright post uses an i-beam as a main supporting piece, two free ends on one side of the i-beam are respectively connected with an angle steel, an interval is formed between opposite edges of the two angle steels, two galvanized steel plates are fixedly connected to the surface of the i-beam between the two free ends of the i-beam, the interval between the two galvanized steel plates is consistent with the interval between the opposite edges of the two angle steels, one part of the side edge of the wallboard is clamped in a gap between the two galvanized steel plates and the opposite edges of the two angle steels, and the thickness of the wallboard is consistent with the gap;
two galvanized steel plates are fixedly connected to one side face of the I-shaped steel in the same way, and a gap between the two galvanized steel plates is used for clamping and fixing one part of the side edge of the wallboard.
Preferably, the standard upright post uses an i-beam as a main supporting piece, two free ends on one side of the i-beam are respectively connected with an angle steel, an interval is formed between the opposite edges of the two angle steels, two galvanized steel plates are fixedly connected to the surface of the i-beam between the two free ends of the i-beam, the interval between the two galvanized steel plates is consistent with the interval between the opposite edges of the two angle steels, one part of the side edge of the wallboard is clamped in the gap between the two galvanized steel plates and the opposite edges of the two angle steels, and the thickness of the wallboard is consistent with the gap;
the wall plate is characterized in that two free ends on the other side of the I-shaped steel are respectively connected with an angle steel, a distance is reserved between the opposite edges of the two angle steels, two galvanized steel plates are fixedly connected to the surface of the I-shaped steel between the two free ends of the I-shaped steel, the distance between the two galvanized steel plates is consistent with the distance between the opposite edges of the two angle steels, one part of the side edge of the wall plate is clamped in a gap between the two galvanized steel plates and the opposite edges of the two angle steels, and the thickness of the wall plate is consistent with the gap.
Preferably, water-swelling water stops are arranged between the wall plate and the plate surface of the galvanized steel plate and between the wall plate and the angle steel.
Preferably, in the wall panel of the ring main unit, cable holes with different specifications are reserved on part of the side wall panels.
A finished shutter is reserved on the wall plate on the uppermost part of the ring main unit in an embedded mode.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
firstly, the construction environment is friendly, and the prefabricated assembly technique has reduced environmental pollution, realizes energy saving and emission reduction, adopts novel material, prefab to assemble the technological work progress in can reducing the soil influence, reduces the atmospheric impact, protects hydrology environment, control noise influence, reduces building rubbish, protects peripheral facility to can reuse, effectively reduce the energy consumption in the work progress. Secondly, the construction efficiency is improved. Compared with the traditional traffic occupation influence caused by construction such as large work occupied area and long foundation maintenance period in the cast-in-place 'wet method' operation, the novel 'building block type' splicing 'dry method' operation process for the prefabricated parts on site is adopted, the foundation installation can be completed within 5 hours, the traditional cast-in-place, masonry and painting process flows are converted into industrial standardized production, and the project progress is accelerated. Thirdly, the forming quality of the concrete blocks is guaranteed, compared with the method that a vibrating rod is adopted in the operation of a cast-in-place wet method, the vibrating of a large vibrating platform in a factory to a component is more uniform, the discharging of air bubbles in the concrete is facilitated, the compactness of the structure is also facilitated to be improved, and the integral quality of the concrete is improved. In addition, the steel bars are welded by a flat screen welding machine in a factory, so that the stress strength of the steel bar net piece is improved. And fourthly, designing standardized components, comprehensively considering common onsite foundations, simplifying the sizes of the foundations into four types (straight lines, corners, tee joints and middle joint wells), simplifying the layout of the working wells into two types, such as full prefabrication (for driving) and semi prefabrication (for pedestrians), and meeting the size requirements of equipment of different manufacturers after optimization and improvement, wherein the coverage rate is more than 80%. Fifthly, the minimum unitized component shares the overall mass on average, the weight of the single component is controlled to be not more than 2 tons, the transportation and hoisting are convenient, the hoisting device is suitable for hoisting of a common 10-ton truck-mounted crane, and the construction cost is greatly reduced. The assembly type construction scheme solves the problems of insufficient urban construction sites and high environmental protection requirements, and the efficient construction and assembly process inevitably becomes a mainstream mode for power distribution network construction.
In the aspect of the structure, this prefabricated formula steel concrete combination looped netowrk cabinet basis has following advantage:
1) the whole stability and the compression resistance are improved. The concrete member considers the assembly construction, provides overall stability, adopts the steel stand as the strong point, and the wallboard is as envelope, and both combine the main part to adopt the assembly fixed slot, reserve the fastening bolt hole, adopt grouting material to fill closely knit playing whole secondary pouring of inflation, form organic whole.
2) Maintaining the durability and impermeability. Except adopting impervious concrete member, to in the waterproof problem of assembled structure, the scheme adopts three waterproof designs, and it is fixed that steel stand and wallboard part adopt U type groove, and first inside and outside seam crossing of wall body is according to meeting water inflation sealing strip, and vertical stagnant water steel carrier plate is put into in reserving the space inside to the second way, and the third is said and is expanded the secondary grout, and it is closely knit to fill.
3) And (3) waterproof design of a cable preformed hole. The special water-stopping bell mouth component is arranged in the well wall in advance, so that water seepage at the joint can be avoided when the pipe is penetrated due to the fact that the difference between the thermal expansion coefficients of the concrete and the pipe is large.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the present invention; FIG. 2 is a front view of the present invention; fig. 3 is a rear view of the present invention; FIG. 4 is a cross-sectional view A-A of the wall panel of FIG. 2; FIG. 5 is a cross-sectional view B-B of the wall panel of FIG. 2; FIG. 6 is an enlarged schematic view of the connection of corner posts to wall panels; FIG. 7 is an enlarged schematic view of a standard stud to wall panel connection; fig. 8 is a transverse plan view of the ring main unit; fig. 9 is an enlarged view of a portion C of fig. 8.
Reference numbers in the figures: the novel waterproof structure comprises a base plate 1, a corner upright post 21, a standard upright post 22, an I-steel 211, an angle steel 212, a galvanized steel plate 213, a wall plate 3, a beam 4, a cover plate 5, a water stop bar 6, a cable hole 7, a louver 8 and a waterproof strip 9.
The present invention will be further described with reference to the following detailed description and accompanying drawings.
The specific implementation mode is as follows:
to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in 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.
Example (b): referring to the attached drawings, the prefabricated steel concrete combined ring main unit foundation of the embodiment comprises a prefabricated base plate 1 and stand columns detachably arranged on four sides of the base plate 1, wherein the stand columns comprise corner stand columns 21 positioned at four corners of the base plate and standard stand columns 22 positioned on edges of the base plate, impervious concrete prefabricated wall plates 3 are detachably connected between adjacent stand columns to form four wall bodies of the ring main unit, and the wall plates 3 are in a multi-stage stacking structure from bottom to top; the top of wallboard is equipped with collar tie 4, be equipped with apron 5 on the collar tie 4.
The concrete splicing form is that splicing connecting grooves are formed in the periphery of the impervious concrete prefabricated bottom plate, butt-joint bolts are embedded in the splicing connecting grooves, bottom plate butt-joint bolt holes are reserved in the bottom wall plate, and ring beam butt-joint bolts are embedded in the top wall plate.
Wallboard 3 is multistage stack structure from bottom to top and does: adopt mortise and tenon joint structure to connect between the adjacent wallboard from top to bottom, and set up waterproof welt 9 or coiled material at the wallboard junction and cover the wallboard seam, in the wallboard 3 of looped netowrk cabinet, partial side wall board reserves cable hole 7 of different specifications. The four-side wall plate not only serves as an enclosure structure to play a role of integral sealing, but also serves as a bearing partition wall to play a role of main body bearing, and a finished shutter 8 is reserved on the wall plate on the uppermost portion of the ring main unit in an embedded mode.
As shown in fig. 6, the corner upright 21 uses an i-beam 211 as a main supporting member, two free ends of one side of the i-beam are respectively connected with an angle steel 212, an interval is formed between opposite edges of the two angle steels, two galvanized steel plates 213 are fixedly connected to a surface of the i-beam between the two free ends of the i-beam, the interval between the two galvanized steel plates 213 is consistent with the interval between the opposite edges of the two angle steels, a part of a side edge of the wall panel 3 is clamped in a gap between the two galvanized steel plates 213 and the opposite edges of the two angle steels, and the thickness of the wall panel is consistent with the gap;
two galvanized steel plates 213 are also fixedly connected to one side of the i-beam, and a gap between the two galvanized steel plates 213 is used for clamping and fixing a part of the side edge of the wall plate 3.
As shown in fig. 7, the standard upright column 22 uses an i-beam 211 as a main supporting member, two free ends of one side of the i-beam are respectively connected with an angle steel 212, an interval is formed between opposite edges of the two angle steels, two galvanized steel plates 213 are fixedly connected to a surface of the i-beam between the two free ends of the i-beam, the interval between the two galvanized steel plates 213 is consistent with the interval between the opposite edges of the two angle steels, a part of a side edge of the wall panel 3 is clamped in a gap between the two galvanized steel plates 213 and the opposite edges of the two angle steels, and the thickness of the wall panel is consistent with the gap;
two free ends on the other side of the I-steel are respectively connected with angle steels 212, the opposite edges of the two angle steels are spaced, the surface of the I-steel between the two free ends of the I-steel is fixedly connected with two galvanized steel plates 213, the spacing between the two galvanized steel plates 213 is consistent with the spacing between the opposite edges of the two angle steels, one part of the side edge of the wallboard 3 is clamped in the gap between the two galvanized steel plates 213 and the opposite edges of the two angle steels, and the thickness of the wallboard is consistent with the gap.
In order to ensure the sealing performance and prevent water leakage, a water-swelling seal 6 is provided between the wall plate 3 and the plate surface of the galvanized steel plate 213, and between the wall plate 3 and the angle steel 212.
It should be noted that the detailed description of the present invention is not included in the prior art, or can be obtained directly from the market, and those skilled in the art can obtain the detailed description without creative efforts, and the detailed connection method has a very wide application in the field or daily life, and is not described in detail herein.
Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
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| CN202120393297.8U CN214530759U (en) | 2021-02-23 | 2021-02-23 | A prefabricated steel concrete combined ring network cabinet foundation |
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| CN202120393297.8U CN214530759U (en) | 2021-02-23 | 2021-02-23 | A prefabricated steel concrete combined ring network cabinet foundation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115573382A (en) * | 2022-09-21 | 2023-01-06 | 江西鑫三泰建材科技有限公司 | A prefabricated ring network cabinet foundation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115573382A (en) * | 2022-09-21 | 2023-01-06 | 江西鑫三泰建材科技有限公司 | A prefabricated ring network cabinet foundation |
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