CN216305487U - Modularization pin-connected panel steel construction ramp - Google Patents

Modularization pin-connected panel steel construction ramp Download PDF

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Publication number
CN216305487U
CN216305487U CN202122866748.8U CN202122866748U CN216305487U CN 216305487 U CN216305487 U CN 216305487U CN 202122866748 U CN202122866748 U CN 202122866748U CN 216305487 U CN216305487 U CN 216305487U
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China
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plate
ramp
steel
supporting
main
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CN202122866748.8U
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Inventor
马书杰
郑群
冯延军
邓宇
牛家乐
张永丰
崔基
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China Construction First Group Construction and Development Co Ltd
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China Construction First Group Construction and Development Co Ltd
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Abstract

The utility model discloses a modular assembled steel structure ramp, which comprises a foundation slab, a supporting structure and a ramp plate, wherein the supporting structure is arranged on the foundation slab, and the top surface of the supporting structure is provided with the ramp plate; the foundation slab is a slab of a building main body structure; the supporting structure comprises a plurality of stand columns, the bottom ends of the stand columns are fixedly connected with the foundation bottom plate through fixing pieces, connecting rods are arranged between the stand columns, main beams are flatly arranged on the stand columns in a jacking mode, and secondary beams are arranged between the main beams; the ramp plate comprises a face plate, wherein the face plate is a hollow plate, and a concrete plate is arranged in the hollow plate. The bottom plate of the building structure is used as the foundation bottom plate of the rigid ramp, and high-strength bolts are adopted for connection after entering the field in a mode of factory component processing and field component assembly, so that the welding workload of a steel structure is reduced, the defects of material waste, long pouring period and slow construction progress are overcome, and the ramp plate is formed by combining a profiled steel plate or a truss plate and a cast-in-place concrete plate, and can support large-quality construction equipment and material transportation.

Description

Modularization pin-connected panel steel construction ramp
Technical Field
The utility model belongs to the technical field of building ramps, and particularly relates to a modular assembled steel structure ramp.
Background
Because of the complexity of the surrounding environment of the building in the urban center area, the building sidelines are generally close to the red line of the land, the available field around the foundation pit is very small after the surrounding block of the land is built, and the requirement of the field construction is difficult to meet, so in order to ensure the overall construction of the whole project, various stock grounds outside the foundation pit have to be transferred into the foundation pit and converted along with the structural construction deployment, aiming at the problem that people, machines and materials smoothly enter the foundation pit in the underground construction stage of the ultra-large deep foundation pit, in the prior art, the concrete ramp is generally used for entering the foundation pit at the early stage of the underground construction stage, particularly at the earthwork excavation stage, and the concrete ramp is constructed step by step along with the earthwork excavation, but the concrete ramp needs to be constructed step by step along with the earthwork, the concrete pouring and the maintenance period are longer, the later period is difficult to be dismantled, the concrete ramp is difficult to be reused after being dismantled, the materials are wasted, and unnecessary building wastes are also generated, also there is some construction units to adopt steel ramp guarantee underground construction stage people, machine, material to get into the foundation ditch smoothly, but concrete column structure is chooseed for use to current steel ramp bottom sprag, and pouring in advance of concrete column structure has also dragged the construction progress to a certain extent, and is great to ground structure destruction when demolising, when the foundation ditch area is great when great, needs many concrete column structures of installation, construction work volume greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a modular assembled steel structure ramp, which solves the problems of slow installation progress, material waste and construction period delay of the steel ramp in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a modular assembled steel structure ramp comprises a foundation slab, a supporting structure and a ramp plate, wherein the supporting structure is arranged on the foundation slab, and the top surface of the supporting structure is provided with the ramp plate; the foundation slab is a slab of a building main body structure; the supporting structure comprises a plurality of stand columns, the bottom ends of the stand columns are fixedly connected with the foundation bottom plate through fixing pieces, connecting rods are arranged between the stand columns, main beams are flatly arranged on the stand columns in a jacking mode, and secondary beams are arranged between the main beams; the ramp plate comprises a panel, the panel is a hollow plate, a concrete plate is filled in the panel, and the bottom surface of the panel is fixedly connected with the main beam and the secondary beam;
further, the mounting includes the fixed plate, the fixed plate sets firmly in the stand bottom, set up the grout blanket between fixed plate and the soleplate top surface, pre-buried earth anchor bolt in the soleplate, earth anchor bolt top is inserted and is established in fixed plate and grout blanket, the position that the earth anchor bolt is upper, corresponds the grout blanket sets up leveling nut, sets up lock nut more than corresponding the fixed plate.
Furthermore, a supporting structure is arranged on one side of the supporting structure, a crown beam is arranged on the top of the supporting structure, and the crown beam is fixedly connected with the main beam.
Further, ramp plate top surface sets up people's car reposition of redundant personnel subassembly, people's car reposition of redundant personnel subassembly includes a series of unit poles, the unit pole includes the built-in fitting of bottom and the guard rail at top, the built-in fitting sets up in the ramp plate, set up the guardrail base between guard rail and the built-in fitting of ramp plate both sides, guard rail one side at middle part sets up crashproof platform.
Further, the connecting rod links firmly with the stand through the connecting piece, the connecting rod includes slant connecting rod and horizontal connecting rod, the connecting piece includes gusset plate, high strength bolt and bracket, gusset plate and bracket set firmly respectively on the stand, slant connecting rod and horizontal connecting rod link firmly with gusset plate and bracket through high strength bolt respectively.
Furthermore, the bottom surface of the fixing plate of the upright post is provided with a shear key, and a corresponding shear groove is formed in the foundation slab corresponding to the shear key; and a gasket is arranged between the locking nut and the fixing plate.
Further, the main beam is respectively connected with the upright post and the secondary beam through bolts.
The utility model has the following beneficial effects:
1. according to the modular assembled steel structure ramp provided by the utility model, the bottom plate of the building structure is used as the foundation bottom plate of the rigid ramp, so that the method that an additional concrete column is adopted as the bottom support of the steel ramp in the traditional construction process is avoided, the defects of material waste, long construction period required by pouring and slow construction progress are overcome, and the modular assembled steel structure ramp has the advantages of simplicity and convenience in construction, high construction efficiency and material saving.
2. According to the modularized assembled steel structure ramp provided by the utility model, the steel ramp in the ultra-deep foundation pit is quickly installed and used in a mode of factory component processing and field component assembling, each component of the steel ramp is subjected to off-site factory shaping processing, and high-strength bolts are adopted for connection after entering the pit, so that the welding workload of the steel structure is greatly reduced, the components are quickly assembled, and when the steel ramp needs to be disassembled, the steel ramp can be quickly disassembled, and the bottom structure is not damaged and influenced.
3. According to the modular spliced steel structure ramp provided by the utility model, the steel ramp can be set into different shapes according to site conditions and construction requirements, so that the construction cost is effectively reduced while the requirements of convenient installation and great shortening of the construction period are met.
4. According to the modular assembled steel structure ramp provided by the utility model, the ramp plate is formed by combining the profiled steel plate or the truss plate and the cast-in-place concrete plate, so that the stability and the bearing capacity of the whole structure are increased, and large-mass construction equipment and material transportation can be supported.
Drawings
FIG. 1 is a schematic view of the overall structure of a steel ramp to which the present invention relates;
FIG. 2 is a top view of FIG. 1 in accordance with the present invention;
FIG. 3 is a connection diagram of the columns and the foundation slab according to the present invention;
FIG. 4 is a top plan view of the utility model of FIG. 3;
FIG. 5 is a connection diagram of the main beam and the secondary beam according to the present invention;
FIG. 6 is a view showing the connection between the post and the connecting rod according to the present invention;
FIG. 7 is a connection diagram of the columns and the main beams according to the present invention;
FIG. 8 is a view showing the connection between the panels and the main beam according to the present invention;
FIG. 9 is a connection diagram of the man-car flow divider assembly and the panel according to the present invention;
FIG. 10 is a connection diagram of a main beam and a crown beam according to the present invention;
FIG. 11 is a structural schematic of a steel column according to the present invention;
fig. 12 is a schematic structural view of the diagonal link according to the present invention.
In the figure: 1-foundation slab, 2-supporting structure, 21-crown beam, 3-supporting structure, 31-upright post, 32-oblique connecting rod, 33-horizontal connecting rod, 34-main beam, 35-secondary beam, 36-connecting piece, 361-node plate, 362-high-strength bolt, 363-bracket, 37-lap joint, 371-stiffened plate, 4-ramp plate, 41-panel, 42-concrete plate, 5-man-car shunt assembly, 51-guard rail, 52-guard rail base, 53-anti-collision platform, 54-embedded part, 6-fixing piece, 61-fixing plate, 62-ground anchor bolt, 63-grouting layer, 64-gasket and 7-shear key.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 12, the modular assembly type steel structure ramp provided by the utility model comprises a foundation slab 1, a supporting structure 2, a supporting structure 3 and a ramp plate 4, wherein the supporting structure 3 is arranged on the foundation slab 1, the supporting structure 2 is arranged on one side of the foundation slab, and the ramp plate 4 is arranged on the top surface of the foundation slab.
The foundation slab 1 is arranged on the ground in the foundation pit and is a bottom slab of a main building structure, the method that an additional concrete column is adopted as a bottom support of a steel ramp in the traditional construction process is avoided, the defects of material waste, long construction period required for pouring and slow construction progress are overcome, and the foundation slab has the advantages of simplicity and convenience in construction, high construction efficiency and material saving.
The supporting structure 2 is a supporting pile or a supporting wall, and when the supporting structure 2 is a supporting pile, a top beam 21 is arranged at the top of the supporting structure to connect all the supporting piles together.
Supporting structure 3 includes the stand 31 of a plurality of vertical settings, and stand 31 bottom links firmly with soleplate 1, sets up the connecting rod between two stands 31 of adjacent setting, connects all stands 31 as whole through the connecting rod, makes its structure more stable, and the connecting rod includes slant connecting rod 32 and horizontal connecting rod 33, and the top of stand 31 is flat to be set up girder 34, sets up secondary girder 35 between the girder 34 that is parallel to each other, and the stand 31 top still sets up the lug of hoist and mount of being convenient for.
The connecting rod is fixedly connected with the upright column 31 through a connecting piece 36, the connecting piece 36 comprises a gusset plate 361, a high-strength bolt 362 and a bracket 363, the gusset plate 361 is fixedly arranged on the upright column 31, and the inclined connecting rod 32 is fixedly connected with the gusset plate 361 through the high-strength bolt 362; the bracket 363 is fixedly arranged on the upright column 31, the horizontal connecting rod 33 is fixedly connected with the bracket 363 through a high-strength bolt 362, and the gusset plate 361 and the bracket 363 can be integrally formed with the upright column 31 or can be welded and fixed. The top of the upright column 31 is provided with a gusset plate 361, two ends of the main beam 34 are fixedly connected with the gusset plates 361 on the two upright columns 31 through high-strength bolts 362 respectively, and the top surface of the main beam 34 is flush with the top surface of the upright column 31. The main beams 34 and the secondary beams 35 are connected through the lapping parts 37, the lapping parts 37 comprise gusset plates 361, high-strength bolts 362 and stiffening plates 371, the gusset plates 361 are arranged on the main beams 34, two ends of the secondary beams 35 are fixedly connected with the gusset plates 361 on the two main beams 34 through the high-strength bolts 362 respectively, the stiffening plates 371 are arranged on the gusset plates 361 and correspond to the high-strength bolts 362, the rigidity of the reinforcing members is enhanced, the connection stability is guaranteed, and the plurality of secondary beams 35 are arranged between the main beams 34 which are parallel to each other at intervals.
The ramp plate 4 comprises a face plate 41, the face plate 41 is a hollow plate, the bottom surface of the face plate 41 is fixedly connected with the main beam 34, as a preferred mode, the whole bottom surface of the face plate is of a long city tooth structure and is fixedly connected with the main beam 34 through a bolt, the face plate 41 is provided with a reinforcing mesh from top to bottom, concrete is poured inside to form a concrete slab 42, the face plate 41 is preferably a profiled steel plate or a truss plate, and the reinforcing mesh is provided with 1-2 layers.
Upright column 31 is fixed on foundation plate 1 through mounting 6, mounting 6 includes fixed plate 61, fixed plate 61 sets firmly in upright column 31 bottom, set up the preformed hole on it, set up earth anchor bolt 62 in the preformed hole, earth anchor bolt 62 bottom is inserted and is established in foundation plate 1, the top is twisted with lock nut, realize the fixed of upright column 31, preferably, set up gasket 64 between lock nut and the fixed plate 61, set up grout layer 63 between fixed plate 61 and the 1 top surface of foundation plate, make its connection more firm, on earth anchor bolt 62, the position that corresponds grout layer 63 sets up leveling nut, through leveling nut leveling, installation gasket 64 and lock nut. The bottom surface of the fixing plate 61 is provided with the shear keys 7, the shear grooves matched with the shear keys 7 are formed in the foundation slab 1 corresponding to the shear keys, internal shear is resisted, slippage between the fixing plate 61 and the top surface of the foundation slab 1 is prevented, the number of the ground anchor bolts 62 is preferably four, the ground anchor bolts 62 are uniformly arranged on the fixing plate 61, bolt fixing frames are further arranged between the adjacent two ground anchor bolts 62, the ground anchor bolts 62 are connected into a whole, and stability of the ground anchor bolts is improved.
The main beam 34 is fixed on the crown beam 21 through the fixing piece 6, the fixing plate 61 is fixedly arranged at the bottom end of the main beam 34 corresponding to the crown beam 21, the grouting layer 63 is arranged between the bottom surface of the fixing plate 61 and the top surface of the crown beam 21, the ground anchor bolt 62 sequentially penetrates through the fixing plate 61 and the grouting layer 63, the bottom of the ground anchor bolt is inserted into the crown beam 21, the top of the ground anchor bolt is screwed and fixed through the locking nut, the gasket 64 is arranged between the locking nut and the fixing plate 61, and the leveling nut is arranged on the ground anchor bolt 62 and at the position corresponding to the grouting layer 63.
4 top surfaces of ramp plate set up people's car reposition of redundant personnel subassembly 5, people's car reposition of redundant personnel subassembly 5 includes built-in fitting 54, the built-in fitting 54 interval sets up in ramp plate 4, its top sets firmly prevents guardrail 51, set up guardrail base 52 between the guardrail 51 of ramp plate 4 both sides and the built-in fitting 54, prevent that guardrail 51 one side at middle part sets up crashproof platform 53, built-in fitting 54 includes the steel sheet and locates the reinforcement muscle of steel sheet bottom, the reinforcement muscle sets up the multiunit, every group reinforcement muscle is "child" font, guardrail base 52 is the channel-section steel structure, crashproof platform 53 is I-steel or channel-section steel structure.
The upright column 31 is formed by alternately splicing and enclosing angle steels and batten plates, and the top of the upright column is provided with a lifting lug convenient to hoist; the inclined connecting rod 32 is formed by alternatively splicing and enclosing angle steel and channel steel; the horizontal connecting rod 33 is of a steel pipe structure; the primary beams 34 and the secondary beams 35 are each of i-steel construction.
The steel ramp can be set into different shapes according to site conditions and construction requirements so as to meet different construction environments.
The construction method comprises the following steps: firstly, designing an integral structure of a steel ramp according to the site construction requirement, calculating the size and the number of each component according to the integral structure of the steel ramp, prefabricating and processing each component according to a design scheme, then erecting a supporting structure 2 on the periphery of a foundation pit, and pouring a crown beam 21 on the supporting structure; after the foundation pit is excavated to the designed pit bottom elevation, according to the position requirement of the steel ramp, constructing a main structure bottom plate in the range below the steel ramp, and using the main structure bottom plate as a foundation bottom plate 1 of the steel ramp; in the reinforcement binding construction process of the foundation slab 1, pre-burying a ground anchor bolt 62 at the position where a steel ramp upright post 31 is preset, reserving a shear resistant groove on the top surface of the foundation slab 1, and finally performing concrete pouring of the foundation slab 1, wherein the length and the width of the steel ramp foundation slab 1 are greater than the length and the width 2m of the bottom of a steel ramp supporting structure, so that the stability of a foundation after the steel ramp is installed is ensured; after the concrete of the foundation slab 1 reaches the design strength, all members of the steel ramp are transported to an approach for assembly and splicing, the upright columns 31 are hoisted and installed by adopting truck cranes or tower cranes, after the four upright columns 31 are installed, the oblique connecting rods 32 and the horizontal connecting rods 33 can be installed, and the oblique connecting rods 32 and the horizontal connecting rods 33 are fixed with the upright columns 3 by adopting high-strength bolts; firstly, cleaning dirt on the surface of the main beam 34, assembling a safety rope on the main beam 34 to be hoisted for hoisting, and installing a secondary beam 35 through a lap joint 37 after the main beam 34 is installed in place; when the supporting structure 3 is erected at the edge of a foundation pit, a main beam 34 is installed on the crown beam 21, then a reference line of a paving plate is placed according to a design drawing, a first panel 41 is installed by aligning with the reference line, other plates are sequentially installed, and in the process of laying the panel 41, studs are welded at the positions where the panel 41 is in contact with the main beam 34 and the secondary beam 35 and can increase the shear strength of the ramp plate; meanwhile, the reinforcing mesh is bound and the embedded part 54 is fixed in the process of laying the panel 41; finally, checking and accepting the side edge closing-in, pouring construction of the concrete plate 42 is carried out after the concrete plate 42 is qualified, after the concrete plate 42 is poured to reach certain strength, the man-car shunt assembly 5 is installed, the guardrail base 52 and the embedded part 54 are welded and fixed, and then the outer side protective guardrail 51 is fixed; then welding an anti-collision platform 53 on the inner side of the ramp onto an embedded part 54, and welding and fixing an inner side guard rail 51 on the embedded part 54 after the fixing is finished; after the man-vehicle shunt assembly 5 is installed, a planned traffic sign and a driving route are arranged on the panel 41, all parties are organized to check and accept, and the traffic can be opened after the strength of concrete meets the design requirement.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (7)

1. The utility model provides a modularization pin-connected panel steel construction ramp which characterized in that: the device comprises a foundation slab (1), a supporting structure (3) and a ramp plate (4), wherein the supporting structure (3) is arranged on the foundation slab (1), and the top surface of the supporting structure is provided with the ramp plate (4); the foundation slab (1) is a slab of a building main body structure; the supporting structure (3) comprises a plurality of upright posts (31), the bottom ends of the upright posts (31) are fixedly connected with the foundation slab (1) through fixing pieces (6), connecting rods are arranged between the upright posts (31), main beams (34) are flatly arranged on the connecting rods, and secondary beams (35) are arranged between the main beams (34); the ramp plate (4) comprises a panel (41), the panel (41) is a hollow plate, a concrete plate (42) is filled in the hollow plate, and the bottom surface of the hollow plate is fixedly connected with the main beam (34) and the secondary beam (35).
2. The modular sectional steel structure ramp according to claim 1, wherein: fixing part (6) include fixed plate (61), fixed plate (61) set firmly in stand (31) bottom, set up grout blanket (63) between fixed plate (61) and soleplate (1) top surface, pre-buried earth anchor bolt (62) in soleplate (1), earth anchor bolt (62) top is inserted and is established in fixed plate (61) and grout blanket (63), the position that upper and lower correspondence grout blanket (63) of earth anchor bolt (62) sets up leveling nut, sets up lock nut more than corresponding fixed plate (61).
3. The modular sectional steel structure ramp according to claim 1, wherein: supporting structure (2) is arranged on one side of supporting structure (3), a top beam (21) is arranged on the top of supporting structure (2), and top beam (21) is fixedly connected with main beam (34).
4. The modular sectional steel structure ramp according to claim 1, wherein: the top surface of the ramp plate (4) is provided with a man-vehicle shunt assembly (5), the man-vehicle shunt assembly (5) comprises a series of unit rods, each unit rod comprises an embedded part (54) at the bottom and a guard rail (51) at the top, the embedded parts (54) are arranged in the ramp plate (4), a guard rail base (52) is arranged between the guard rails (51) and the embedded parts (54) at the two sides of the ramp plate (4), and one side of the guard rail (51) at the middle part is provided with an anti-collision platform (53).
5. The modular sectional steel structure ramp according to claim 1, wherein: the connecting rod passes through connecting piece (36) and links firmly with stand (31), the connecting rod includes slant connecting rod (32) and horizontal connecting rod (33), connecting piece (36) include gusset plate (361), high strength bolt (362) and bracket (363), gusset plate (361) and bracket (363) set firmly respectively on stand (31), slant connecting rod (32) and horizontal connecting rod (33) link firmly with gusset plate (361) and bracket (363) through high strength bolt (362) respectively.
6. The modular sectional steel structure ramp according to claim 2, wherein: the bottom surface of a fixing plate (61) of the upright post (31) is provided with a shear key (7), and a shear groove corresponding to the shear key (7) is formed in the foundation slab (1) at a position corresponding to the shear key (7); a gasket (64) is arranged between the locking nut and the fixing plate (61).
7. The modular sectional steel structure ramp according to claim 1, wherein: the main beam (34) is respectively connected with the upright column (31) and the secondary beam (35) through bolts.
CN202122866748.8U 2021-11-22 2021-11-22 Modularization pin-connected panel steel construction ramp Active CN216305487U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122866748.8U CN216305487U (en) 2021-11-22 2021-11-22 Modularization pin-connected panel steel construction ramp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122866748.8U CN216305487U (en) 2021-11-22 2021-11-22 Modularization pin-connected panel steel construction ramp

Publications (1)

Publication Number Publication Date
CN216305487U true CN216305487U (en) 2022-04-15

Family

ID=81122394

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Application Number Title Priority Date Filing Date
CN202122866748.8U Active CN216305487U (en) 2021-11-22 2021-11-22 Modularization pin-connected panel steel construction ramp

Country Status (1)

Country Link
CN (1) CN216305487U (en)

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