CN219196671U - Modularized silo construction stair - Google Patents

Abstract

The utility model discloses a modularized silo construction stair which comprises a plurality of groups of upright posts, wherein a plurality of groups of hole slot structures are formed in the upright posts, a plurality of groups of upright post connecting cylinders are sleeved on the upright posts, the outer sides of the upright post connecting cylinders are provided with corner pieces, cross beams are connected between the corner pieces, stair rest platforms are welded and fixed between the cross beams on one side, the stair rest platforms on the two sides are fixedly connected with stair sections, and the top ends of the stair sections are fixedly connected with stair handrails; the stability of the device is superior to that of a scaffold, and the safety is higher; the device component unit is assembled on the ground, and is lifted to the installation position by the tower crane for installation after the assembly is completed, and operators operate in a surrounding closed environment, so that potential safety hazards in the construction process are greatly reduced.

Description

Modularized silo construction stair

Technical Field

The utility model relates to the field of steel structure manufacturing, in particular to a modularized silo construction stair.

Background

During silo construction, the silo is generally divided into three parts, wherein the first part is a foundation beam plate, the second part is a +9.6m funnel platform and a lower cylinder wall, and the third part is a +50m top ring beam and a lower cylinder wall. The section of thick bamboo wall synovial membrane can slide 3.6m one night a day during normal construction, because the slipform is fast, and is very big to the scaffold frame installation operating pressure of superman, especially along with the increase of construction height, the installation of scaffold frame is more difficult, and the overall stability of scaffold frame is also relatively poor, therefore, scaffold frame installation work's danger is bigger and bigger. Especially in high temperature seasons and winter construction, the physical ability of the scaffold installer is a great test. In addition, the scaffold construction process requires a lot of materials and more manpower. There are many drawbacks.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a modularized silo construction stair, in the device, compared with the construction stair erected by the traditional scaffold, the construction stair has the advantages that the one-time investment is higher than the scaffold lease cost, but the economic benefit is long-term, and the scaffold is selected; because the device adopts the combined device, the construction is simple, the operation is convenient, the workload is less compared with the construction of the scaffold, the requirement on labor force is less, and the labor cost is saved; the stability of the device is superior to that of a scaffold, and the safety is higher; the device component unit is assembled on the ground, and is lifted to the installation position by the tower crane for installation after the assembly is completed, and operators operate in a surrounding closed environment, so that potential safety hazards in the construction process are greatly reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a modularization silo construction stair, includes multiunit stand, set up multiunit hole groove structure on the stand, the cover is equipped with multiunit stand connecting cylinder on the stand, the outside of stand connecting cylinder passes through the angle sign indicating number, be connected with the crossbeam between the angle sign indicating number, one side welded fastening has stair rest platform between the crossbeam, both sides with stair bench fixed connection between the stair rest platform, stair bench's top and stair railing fixed connection, one side the outside middle part welded fastening of crossbeam has the connecting plate, the opposite side be fixed with between the crossbeam and consolidate the angle steel, connecting plate and consolidate the angle steel and all be fixed with the protection wire net.

As a preferable technical scheme of the utility model, the upright post, the cross beam, the stair railing and the upright post connecting cylinder are all square steel pipe structures.

As a preferable technical scheme of the utility model, the bottom end of each group of upright posts is fixedly provided with a main teaching plate, the main teaching plate is of a common steel plate structure, the stair sections are of a patterned steel plate structure, the stair rest platform is of a square steel plate, the top end of the stair rest platform is paved with the patterned steel plate, and the outer side of each upright post connecting cylinder is fixedly welded with a wall connecting piece.

As a preferable technical scheme of the utility model, the upright posts and the rest platforms of the stairs in the cross beams are connected by M16 bolts; each group of stairs sections are connected with the stair rest platform by M14 bolts; the stair railing is connected with the inclined beam of the stair section by adopting an M10 bolt; the protection steel wire mesh is connected with an upper connecting piece of the cross beam through M10 bolts.

As a preferable technical scheme of the utility model, the left side and the right side of the upright are of a cross fixing structure, two ends of the reinforcing angle steel are fixedly connected with the upright, the protective steel wire mesh is fixed on the inner side of the reinforcing angle steel, two ends of the connecting plate are provided with connecting holes, and one end of the protective steel wire mesh is fixedly connected with the connecting holes.

Compared with the prior art, the utility model has the following beneficial effects:

1) In the device, compared with the construction stairs erected by the traditional scaffold, the one-time investment is higher than the scaffold lease cost, but the economic benefit is selected due to the scaffold for a long time.

2) Because the device adopts composite set, the construction is simple, convenient operation, and the work load is less for scaffold frame construction, and is little to the labour demand, saves the cost of labor.

3) The stability of the device is superior to that of a scaffold, and the safety is higher.

4) The device component unit is assembled on the ground, and is lifted to the installation position by the tower crane for installation after the assembly is completed, and operators operate in a surrounding closed environment, so that potential safety hazards in the construction process are greatly reduced.

Drawings

FIG. 1 is a schematic diagram of a base section;

FIG. 2 is one of the standard section schematic diagrams;

FIG. 3 is a second standard section schematic;

FIG. 4 is a schematic view of a two-section assembled steel frame;

fig. 5 is a two-section assembly and closure schematic.

Wherein: 1. a column; 2. a cross beam; 3. a main teaching board; 4. a stair section; 5. stair railing; 6. a stair rest platform; 7. a column connecting cylinder; 71. an angle code; 8. a wall connecting piece connecting plate; 9. a connecting plate; 10. reinforcing angle steel; 11. and (5) protecting the steel wire mesh.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1-5, the utility model provides a modularized silo construction stair, the component can be installed according to different construction heights of a silo, and the device comprises a foundation base, a rigid frame member module and a wall connecting member system; the novel building structure comprises a plurality of groups of upright posts 1, a plurality of groups of hole groove structures are formed in the upright posts 1, a plurality of groups of upright post connecting cylinders 7 are sleeved on the upright posts 1, the outer sides of the upright post connecting cylinders 7 are provided with angle brackets 71, a cross beam 2 is connected between the angle brackets 71, a stair rest platform 6 is fixedly welded between one side of the cross beam 2, the stair rest platform 6 on the two sides is fixedly connected with a stair section 4, the top end of the stair section 4 is fixedly connected with a stair handrail 5, a connecting plate 9 is fixedly welded in the middle of the outer side of one side of the cross beam 2, reinforcing angle steel 10 is fixedly arranged between the other side of the cross beam 2, and protective steel wire meshes 11 are respectively fixedly arranged on the connecting plate 9 and the reinforcing angle steel 10;

the component foundation adopts a cast-in-situ reinforced concrete foundation with the size of 4000mm x 3000mm x 400mm, the strength index of the foundation concrete is C30, a double-layer bidirectional stressed reinforcing mesh is adopted, and reinforcing steel bars with the diameter of HRB400 of 18 are adopted. The steel member size is 3000 x 2000, and the frame adopts 70 x 4mm thick square steel pipe, and the bight junction adopts the bolt to make swing joint, and this purpose is convenient transportation and storage after the use.

The periphery of the component is protected by a steel wire mesh, the steel wire mesh is connected with the steel component in an assembled way, a fixed steel wire mesh framework is provided with 30 x 3 angle steel, the left side surface and the right side surface of the stair tread are respectively provided with a complete steel wire mesh frame which is connected with the steel component in a bolt way, and each side surface is provided with 30 x 3 angle steel which is used as an oblique bracing; the front side and the back side of the stair step are connected with the steel member by adopting two steel wire net frames which are bilaterally symmetrical, and the purpose is to conveniently open a walking board leading to a building structure on working surface layers with different heights; the stair steps and the rest platform adopt 3mm thick pattern steel plates, the stress components on two sides of the stair steps adopt 10# channel steel, the railing on the side, adjacent to the space, of the stair adopts 30 x 3 square steel pipes and is connected with the stair steps through bolts, the rest platform adopts 70 x 4 thick square steel pipes and is firmly welded with the main body frame, and the stair steps and the rest platform are connected through bolts.

The steel member and the main structure of the building are subjected to rigid horizontal bracing, and every two sections are subjected to two bracing. The member pull rod is connected with the steel pipe through a fastener, the lap joint length is at least 1m, three fasteners are arranged, the distance between the edge of the outer fastener cover plate and the end part is more than or equal to 100mm, and the other side of the steel pipe is connected with the embedded steel pipe of the main body structure through the fastener; the stability of the device is superior to that of a scaffold, and the safety is higher; the device component unit is assembled on the ground, and is lifted to the installation position by the tower crane for installation after the assembly is completed, and operators operate in a surrounding closed environment, so that potential safety hazards in the construction process are greatly reduced.

In other embodiments, M16 bolts are adopted to connect the upright posts 1 and the stair rest platforms 6 in the cross beams 2; each group of stairs 4 is connected with the stair rest platform 6 by M14 bolts; the stair railing 5 is connected with the inclined beam of the stair section 4 by adopting an M10 bolt; the protection steel wire mesh 11 is connected with the upper connecting piece of the cross beam 2 by M10 bolts.

In other embodiments, the reinforcing steel bars 10 are cross-fixed structures at the left and right sides of the upright 1, both ends of the reinforcing steel bars are fixedly connected with the upright 1, the protective steel wire nets 11 are fixed on the inner sides of the reinforcing steel bars 10, connecting holes are formed at both ends of the connecting plates 9 at the front and rear sides of the upright 1, and one ends of the protective steel wire nets 11 are fixedly connected with the connecting holes at the left and right sides of the upright, and the device adopts a combined device, so that the construction is simple, the operation is convenient, the workload is less compared with the construction of scaffolds, the labor requirement is less, and the labor cost is saved

During construction, firstly assembling each part of steel member into an integral unit member on the ground, then hoisting the member by using a tower crane, and installing the member with the installed member, wherein the joints of the two groups of members are connected by adopting bolts; compared with the construction stairs erected by the traditional scaffold, the one-time investment is higher than the scaffold lease cost, but the economic benefit is long-term selected by the scaffold.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a modularization silo construction stair, includes multiunit stand (1), its characterized in that: the novel steel wire mesh is characterized in that a plurality of groups of hole groove structures are formed in the upright posts (1), a plurality of groups of upright post connecting cylinders (7) are sleeved on the upright posts (1), angle codes (71) are arranged on the outer sides of the upright post connecting cylinders (7), a cross beam (2) is connected between the angle codes (71), a stair rest platform (6) is fixedly welded between the cross beam (2), two sides are fixedly connected with a stair rest platform (6) between the stair rest platform (6), the top end of the stair rest platform (4) is fixedly connected with a stair handrail (5), a connecting plate (9) is fixedly welded on the middle of the outer side of the cross beam (2), reinforcing angle steel (10) is fixedly arranged between the cross beam (2) on the other side, and a protective steel wire mesh (11) is fixedly arranged between the connecting plate (9) and the reinforcing angle steel wire mesh (10).

2. A modular silo construction stairway according to claim 1, wherein: the upright post (1), the cross beam (2), the stair railing (5) and the upright post connecting cylinder (7) are all square steel pipe structures.

3. A modular silo construction stairway according to claim 1, wherein: every group stand (1) the bottom all is fixed with main teaching board (3), and main teaching board (3) are ordinary steel sheet structure, stair section (4) are decorative pattern steel sheet structure, just stair rest platform (6) are square steel sheet, and its top lays decorative pattern steel sheet, the outside welded fastening of stand connecting cylinder (7) has even wall spare connecting plate (8).

4. A modular silo construction stairway according to claim 1, wherein: the upright posts (1) and the stair rest platforms (6) in the cross beams (2) are connected through M16 bolts; each group of stair sections (4) is connected with the stair rest platform (6) by M14 bolts; the stair railing (5) is connected with the inclined beam of the stair section (4) by adopting an M10 bolt; the protection steel wire mesh (11) is connected with the upper connecting piece of the cross beam (2) through M10 bolts.

5. A modular silo construction stairway according to claim 1, wherein: the left and right sides of stand (1), consolidate angle steel (10) be alternately fixed knot structure, its both ends all with stand (1) fixed connection, just protection wire net (11) are fixed in the inboard of consolidate angle steel (10) both sides around stand (1), the connecting hole has all been seted up at the both ends of connecting plate (9), in this side, the one end and the connecting hole fixed connection of protection wire net (11).

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