CN112112468A - Hybrid connection assembly type round bin top structure and round bin - Google Patents
Hybrid connection assembly type round bin top structure and round bin Download PDFInfo
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- CN112112468A CN112112468A CN202011172875.1A CN202011172875A CN112112468A CN 112112468 A CN112112468 A CN 112112468A CN 202011172875 A CN202011172875 A CN 202011172875A CN 112112468 A CN112112468 A CN 112112468A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/22—Containers for fluent solids, e.g. silos, bunkers; Supports therefor
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Abstract
The invention relates to a mixed connection assembly type round bin top structure and a round bin, which comprise a lower ring beam, a prefabricated upper ring beam and a bin top, wherein the bin top comprises a plurality of fan-shaped prefabricated plates which are sequentially arranged along the circumferential direction, a lower ring beam connecting bolt which is used for being in through hole fit with a bottom connecting edge bolt is preset on the lower ring beam, an annular filling space is formed between the outer circumferential surface of the bottom connecting edge and the step vertical surface of an inwards concave supporting step, a pushing screw rod which is positioned in the annular filling space and used for pushing the corresponding fan-shaped prefabricated plate to adjust the horizontal radial position of the corresponding fan-shaped prefabricated plate is arranged on the step vertical surface of the inwards concave supporting step, and a lower side pouring body which is poured into an integral structure together with the pushing screw rod and the bottom connecting edge. The invention solves the technical problem that the fan-shaped precast slabs, the lower ring beam and the precast upper ring beam in the existing round bin roof structure cannot be reliably connected.
Description
Technical Field
The invention relates to the field of warehouse top structure design and construction of warehouse buildings, in particular to a hybrid connection assembly type circular warehouse top structure and a circular warehouse.
Background
The warehousing structure of China has various forms and various characteristics. The round bin has the advantages of small floor area, large effective volume in the bin, reasonable structural stress, good tightness, strong earthquake resistance and the like, so that the round bin has better application value.
The warehouse top structure is a key in circular warehouse construction, the warehouse top structure of the existing circular warehouse comprises a lower ring beam, a prefabricated upper ring beam and a warehouse top arranged between the lower ring beam and the prefabricated upper ring beam, the warehouse top is of a truncated cone structure with a small top and a big bottom, the warehouse top is formed by a plurality of fan-shaped precast slabs which are spliced along the circumferential direction, the fan-shaped precast slabs are divided into a fan-shaped precast slab which is firstly lapped and a fan-shaped precast slab which is secondly lapped, the bottom of the fan-shaped precast slab is provided with a bottom connecting edge facing the lower ring beam, the top of the fan-shaped precast slab is provided with a top connecting edge facing the prefabricated upper ring beam, the inner side of the lower ring beam is provided with an inward concave supporting step which is matched with the bottom connecting edge in a supporting mode, the periphery of the prefabricated upper ring beam is provided with an upper ring beam connector for the top connecting edge to extend into, and the upper ring beam interface corresponding to the first overlapped fan-shaped precast slab is lower than the upper ring beam interface corresponding to the second overlapped fan-shaped precast slab.
During the use, hoist earlier and put up fan-shaped prefabricated plate for take fan-shaped prefabricated plate earlier and be connected with lower ring beam and the roof beam of fitting with a contraceptive ring, hoist later and put up fan-shaped prefabricated plate, be provided with between fan-shaped prefabricated plate and lower ring beam and the roof beam of fitting with a contraceptive ring and be used for realizing sealed water-swelling rubber strip. Be equipped with the grout notch that spanes adjacent fan-shaped prefabricated plate that extends along adjacent fan-shaped prefabricated plate seam length between the adjacent fan-shaped prefabricated plate, the grout notch is big tripe chamber structure big end down, has pour the seam paddle in the grout notch. The existing roof structure has the following problems: the connection strength between the adjacent fan-shaped precast slabs, between the fan-shaped precast slabs and the lower ring beam, and between the fan-shaped precast slabs and the upper ring beam cannot be reliably ensured, and the force transfer performance between the adjacent components is poor.
Disclosure of Invention
The invention aims to provide a circular bin roof structure, which aims to solve the technical problem that a fan-shaped precast slab, a lower ring beam and a precast upper ring beam in the existing circular bin roof structure cannot be reliably connected; the invention also aims to provide a circular bin using the top structure of the circular bin.
In order to solve the technical problems, the technical scheme of the circular bin top structure is as follows:
a mixed connection assembly type round bin top structure comprises a lower ring beam, a prefabricated upper ring beam and a bin top arranged between the lower ring beam and the prefabricated upper ring beam, wherein the bin top comprises a plurality of fan-shaped prefabricated plates which are sequentially arranged along the circumferential direction, the fan-shaped prefabricated plates are divided into a first fan-shaped prefabricated plate and a second fan-shaped prefabricated plate, the bottom of each fan-shaped prefabricated plate is provided with a bottom connecting edge, the top of each fan-shaped prefabricated plate is provided with a top connecting edge, the inner side of the lower ring beam is provided with an inwards concave supporting step which is used for being connected with the bottom along the bottom in a supporting and matching mode, the periphery of the prefabricated upper ring beam is provided with a first lap joint opening which is matched with the top connecting edge of the first fan-shaped prefabricated plate and a second lap joint opening which is matched with the top connecting edge of the second fan-shaped prefabricated plate, the bottom connecting edge is provided with a bottom connecting edge bolt perforation which penetrates through the bottom connecting, a lower ring beam connecting bolt used for being in through hole fit with the bottom connecting edge bolt is preset on the lower ring beam, an annular filling space is formed between the peripheral surface of the bottom connecting edge and the step vertical surface of the concave supporting step, a pushing screw rod which is positioned in the annular filling space and used for pushing the corresponding fan-shaped precast slab to adjust the horizontal radial position of the corresponding fan-shaped precast slab is arranged on the step vertical surface of the concave supporting step, and a lower side pouring body which is poured into an integral structure together with the pushing screw rod and the bottom connecting edge is filled in the annular filling space; the height of the overlap joint opening is higher than that of a top connecting edge of the first overlap joint fan-shaped prefabricated plate, the top connecting edge of the first overlap joint fan-shaped prefabricated plate is fixed to the top of the first overlap joint opening through a first bolt, a first filling space is arranged between the bottom of the top connecting edge of the first overlap joint fan-shaped prefabricated plate and the bottom of the first overlap joint opening, a top connecting edge grouting hole is formed in the top connecting edge of the first overlap joint fan-shaped prefabricated plate, the bottom of the top connecting edge of the first overlap joint fan-shaped prefabricated plate is communicated with the first filling space, an upper ring beam first overlap grouting channel communicated with the top connecting edge grouting hole is formed in the upper ring beam, and an upper first casting body is; the height of the rear overlapping opening is higher than the top connecting edge of the rear overlapping fan-shaped prefabricated plate, the top connecting edge of the rear overlapping fan-shaped prefabricated plate is fixed at the bottom of the rear overlapping opening through a second bolt, a second filling space is arranged between the top of the top connecting edge of the rear overlapping fan-shaped prefabricated plate and the top of the rear overlapping opening, an upper ring beam is provided with an upper ring beam rear-overlapping grouting channel communicated with the second filling space, and an upper side second pouring body is poured in the second filling space.
The outer peripheral surface of the bottom connecting edge is of a concave-convex tooth surface structure, and the bottom connecting edge is arranged at the convex tooth part of the bottom connecting edge along the bolt through hole.
The outer peripheral surface of the top connecting edge is of a concave-convex tooth surface structure, and the first bolt and the second bolt are arranged at the convex tooth part corresponding to the top connecting edge in a penetrating mode.
And firstly, the concave tooth part of the top connecting edge of the fan-shaped precast slab is overlapped to form the top connecting edge pulp injection hole.
And a pushing rod positioned in the second filling space is arranged between the top of the rear lap joint opening and the top connecting edge of the rear lap joint fan-shaped precast slab, and the pushing rod and the upper second pouring strip are poured into an integral structure.
Be equipped with the grout notch that spanes adjacent fan-shaped prefabricated plate that extends along adjacent fan-shaped prefabricated plate seam length between the adjacent fan-shaped prefabricated plate, the grout notch is big tripe chamber structure big end down, has pour the seam paddle in the grout notch, links to each other and is connected with metal connecting piece between two fan-shaped prefabricated plates.
Defining two adjacent fan-shaped prefabricated plates as a first fan-shaped prefabricated plate and a second fan-shaped prefabricated plate respectively, wherein each fan-shaped prefabricated plate comprises a prefabricated concrete body and a reinforcement cage solidified into an integral structure by pouring the prefabricated concrete, the metal connecting piece comprises a first fan-shaped prefabricated plate upper connecting plate and a first fan-shaped prefabricated plate lower connecting plate which are pre-arranged on the first fan-shaped prefabricated plate and are welded with corresponding reinforcement cages, the metal connecting piece also comprises a second fan-shaped prefabricated plate upper connecting plate and a second fan-shaped prefabricated plate lower connecting plate which are pre-arranged on the second fan-shaped prefabricated plate and are welded with corresponding reinforcement cages, the first fan-shaped prefabricated plate upper connecting plate and the second fan-shaped prefabricated plate upper connecting plate are respectively arranged at two sides of a grouting notch, and the, the adjacent side contact cooperation of fan-shaped prefabricated plate downside connecting plate of second, the adjacent side welding of first fan-shaped prefabricated plate downside connecting plate and fan-shaped prefabricated plate downside connecting plate of second links to each other.
The metal connecting piece is still including stretching over the trompil board of first fan-shaped prefabricated plate upside connecting plate, the fan-shaped prefabricated plate upside connecting plate of second, and the one end of trompil board links to each other with the welding of first fan-shaped prefabricated plate upside connecting plate, and the other one end of trompil board links to each other with the welding of the fan-shaped prefabricated plate upside connecting plate of second, and the trompil board has the trompil that corresponds the arrangement with the grout notch.
The technical scheme of the round bin of the invention is as follows:
the circular bin comprises a circular bin top structure, the circular bin top structure comprises a lower ring beam, a prefabricated upper ring beam and a bin top arranged between the lower ring beam and the prefabricated upper ring beam, the bin top comprises a plurality of fan-shaped prefabricated plates sequentially arranged along the circumferential direction, the fan-shaped prefabricated plates are divided into fan-shaped prefabricated plates which are firstly lapped and then lapped, the bottoms of the fan-shaped prefabricated plates are provided with bottom connecting edges, the tops of the fan-shaped prefabricated plates are provided with top connecting edges, the inner sides of the lower ring beam are provided with concave supporting steps matched with the bottom connecting edges along the bottom supporting, the periphery of the prefabricated upper ring beam is provided with a first lapping opening matched with the top connecting edges of the fan-shaped prefabricated plates which are firstly lapped and a second lapping opening matched with the fan-shaped top connecting edges of the back lapping prefabricated plates, the bottom connecting edges are provided with bottom connecting edges penetrating through the bottom connecting edges along the up and down direction and perforated along bolts, the bottom connecting edges are waist-shaped holes, a lower ring beam connecting bolt used for being in through hole fit with the bottom connecting edge bolt is preset on the lower ring beam, an annular filling space is formed between the peripheral surface of the bottom connecting edge and the step vertical surface of the concave supporting step, a pushing screw rod which is positioned in the annular filling space and used for pushing the corresponding fan-shaped precast slab to adjust the horizontal radial position of the corresponding fan-shaped precast slab is arranged on the step vertical surface of the concave supporting step, and a lower side pouring body which is poured into an integral structure together with the pushing screw rod and the bottom connecting edge is filled in the annular filling space; the height of the overlap joint opening is higher than that of a top connecting edge of the first overlap joint fan-shaped prefabricated plate, the top connecting edge of the first overlap joint fan-shaped prefabricated plate is fixed to the top of the first overlap joint opening through a first bolt, a first filling space is arranged between the bottom of the top connecting edge of the first overlap joint fan-shaped prefabricated plate and the bottom of the first overlap joint opening, a top connecting edge grouting hole is formed in the top connecting edge of the first overlap joint fan-shaped prefabricated plate, the bottom of the top connecting edge of the first overlap joint fan-shaped prefabricated plate is communicated with the first filling space, an upper ring beam first overlap grouting channel communicated with the top connecting edge grouting hole is formed in the upper ring beam, and an upper first casting body is; the height of the rear overlapping opening is higher than the top connecting edge of the rear overlapping fan-shaped prefabricated plate, the top connecting edge of the rear overlapping fan-shaped prefabricated plate is fixed at the bottom of the rear overlapping opening through a second bolt, a second filling space is arranged between the top of the top connecting edge of the rear overlapping fan-shaped prefabricated plate and the top of the rear overlapping opening, an upper ring beam is provided with an upper ring beam rear-overlapping grouting channel communicated with the second filling space, and an upper side second pouring body is poured in the second filling space.
The outer peripheral surface of the bottom connecting edge is of a concave-convex tooth surface structure, and the bottom connecting edge is arranged at the convex tooth part of the bottom connecting edge along the bolt through hole.
The outer peripheral surface of the top connecting edge is of a concave-convex tooth surface structure, and the first bolt and the second bolt are arranged at the convex tooth part corresponding to the top connecting edge in a penetrating mode.
And firstly, the concave tooth part of the top connecting edge of the fan-shaped precast slab is overlapped to form the top connecting edge pulp injection hole.
And a pushing rod positioned in the second filling space is arranged between the top of the rear lap joint opening and the top connecting edge of the rear lap joint fan-shaped precast slab, and the pushing rod and the upper second pouring strip are poured into an integral structure.
Be equipped with the grout notch that spanes adjacent fan-shaped prefabricated plate that extends along adjacent fan-shaped prefabricated plate seam length between the adjacent fan-shaped prefabricated plate, the grout notch is big tripe chamber structure big end down, has pour the seam paddle in the grout notch, links to each other and is connected with metal connecting piece between two fan-shaped prefabricated plates.
Defining two adjacent fan-shaped prefabricated plates as a first fan-shaped prefabricated plate and a second fan-shaped prefabricated plate respectively, wherein each fan-shaped prefabricated plate comprises a prefabricated concrete body and a reinforcement cage solidified into an integral structure by pouring the prefabricated concrete, the metal connecting piece comprises a first fan-shaped prefabricated plate upper connecting plate and a first fan-shaped prefabricated plate lower connecting plate which are pre-arranged on the first fan-shaped prefabricated plate and are welded with corresponding reinforcement cages, the metal connecting piece also comprises a second fan-shaped prefabricated plate upper connecting plate and a second fan-shaped prefabricated plate lower connecting plate which are pre-arranged on the second fan-shaped prefabricated plate and are welded with corresponding reinforcement cages, the first fan-shaped prefabricated plate upper connecting plate and the second fan-shaped prefabricated plate upper connecting plate are respectively arranged at two sides of a grouting notch, and the, the adjacent side contact cooperation of fan-shaped prefabricated plate downside connecting plate of second, the adjacent side welding of first fan-shaped prefabricated plate downside connecting plate and fan-shaped prefabricated plate downside connecting plate of second links to each other.
The metal connecting piece is still including stretching over the trompil board of first fan-shaped prefabricated plate upside connecting plate, the fan-shaped prefabricated plate upside connecting plate of second, and the one end of trompil board links to each other with the welding of first fan-shaped prefabricated plate upside connecting plate, and the other one end of trompil board links to each other with the welding of the fan-shaped prefabricated plate upside connecting plate of second, and the trompil board has the trompil that corresponds the arrangement with the grout notch.
The invention has the beneficial effects that: according to the circular warehouse top structure, when the circular warehouse top structure is manufactured, firstly, the fan-shaped prefabricated plates are installed, the bottom connecting edges of the fan-shaped prefabricated plates are supported on the concave supporting steps of the lower ring beam, the bottom connecting edges are matched with the bolts connected with the lower ring beam along the bolt through holes, the top connecting edges of the fan-shaped prefabricated plates stretch into the first lap joint openings of the prefabricated upper ring beam, then the height of the prefabricated upper ring beam is lowered, the tops of the first lap joint openings are supported on the top connecting edges of the fan-shaped prefabricated plates, and a first filling space is formed between the top connecting edges of the first lap joint prefabricated plates and the bottoms of the first lap joint openings; then the bottom connecting edge of the rear lap-joint fan-shaped precast slab is supported on the concave supporting step of the lower ring beam, the top connecting edge of the rear lap-joint fan-shaped precast slab is turned downwards into the rear lap-joint opening of the prefabricated upper ring beam, the bottom of the top connecting edge of the rear lap-joint fan-shaped precast slab is matched with the bottom support of the rear lap-joint opening, a second filling space is formed between the top of the rear lap-joint fan-shaped precast slab and the top of the rear lap-joint opening, the horizontal radial position of the corresponding fan-shaped precast slab is adjusted through a jacking screw rod, so that bolt holes on the fan-shaped precast slab correspond to corresponding bolt holes on the prefabricated upper ring beam, the top connecting edge of the front lap-joint fan-shaped precast slab is fixed with the prefabricated upper ring beam through a first bolt, the bottom of the rear lap-joint fan-shaped precast slab is fixed with the prefabricated upper ring beam through a second bolt, and the annular filling space, the acting force between the fan-shaped precast slabs and the lower ring beam is commonly born by the lower side pouring body and the lower ring beam connecting bolt, the connecting strength between the fan-shaped precast slabs and the lower ring beam is ensured, the connection between the top connecting edge of the fan-shaped precast slabs and the prefabricated upper ring beam is also realized by the pouring body and the bolt, and the connecting strength between the fan-shaped precast slabs and the upper ring beam is ensured, in addition, the arrangement of an annular filling space ensures that the top connecting edge of the rear-lapping fan-shaped precast slabs is more conveniently turned down into a rear lapping port, after the top connecting edge of the rear-lapping fan-shaped precast slabs is turned down into the rear lapping port, the rear-lapping fan-shaped precast slabs can be conveniently pushed to a proper position by the pushing screw rod, the reversing filling space provides a space for the arrangement of the pushing screw rod, before the lower side pouring body, the pushing screw rod is used for adjusting the horizontal radial positions of the first lapping fan, after the lower side pouring body is poured, the pushing screw rod is equivalent to a reinforcing steel bar in the lower side pouring body, and the integral strength of the lower side calibration body is guaranteed.
Drawings
FIG. 1 is a schematic diagram of the construction of a round cartridge according to the present invention;
FIG. 2 is a schematic view of the mating of the top of the silo of FIG. 1 with the lower ring beam and the prefabricated upper ring beam;
FIG. 3 is a top view of FIG. 2
FIG. 4 is a schematic view showing the combination of the prefabricated upper ring beam and each sector-shaped prefabricated plate on the top of the bin in FIG. 1;
FIG. 5 is a schematic cross-sectional view of the first lap joint opening of FIG. 1;
FIG. 6 is a schematic cross-sectional view of the rear lap joint opening of FIG. 1;
FIG. 7 is a sectional view taken along line A-A in FIG. 4;
FIG. 8 is a sectional view taken along line B-B of FIG. 4;
FIG. 9 is a cross-sectional view taken along line C-C of FIG. 4;
FIG. 10 is a schematic view showing the fitting of the prefabricated upper ring beam with the fan-shaped prefabricated slab overlapped first and the fan-shaped prefabricated slab overlapped later in the invention;
FIG. 11 is a schematic view of the assembly of the prefabricated fan-shaped slabs with the lower ring beam and the prefabricated upper ring beam according to the present invention;
FIG. 12 is an enlarged view at L in FIG. 11;
FIG. 13 is an enlarged view at M in FIG. 11;
FIG. 14 is an enlarged view at N of FIG. 11;
FIG. 15 is a sectional view taken along line F-F in FIG. 11;
FIG. 16 is a sectional view taken along line G-G in FIG. 11;
FIG. 17 is a schematic view showing the fitting of two adjacent fan-shaped prefabricated panels according to the present invention;
FIG. 18 is a sectional view taken along line H-H in FIG. 17;
FIG. 19 is a schematic view of the structure of the metal connecting member of the present invention;
FIG. 20 is a schematic view of the upper connecting plate of the first fan-shaped prefabricated panel, the lower connecting plate of the second fan-shaped prefabricated panel and the fitting in FIG. 19;
FIG. 21 is a sectional view taken along line I of FIG. 20;
FIG. 22 is a schematic view of the construction of the apertured plate in the metal connecting member of the present invention;
FIG. 23 is a schematic structural view of an upper connecting plate of a first fan-shaped prefabricated panel according to the present invention;
FIG. 24 is a schematic view showing the construction of the lower connecting plate of the first fan-shaped prefabricated panel according to the present invention.
Detailed Description
Examples of circular bins are shown in FIGS. 1-24: including circular storehouse top of storehouse structure and circular shape bulkhead 5, circular storehouse top of storehouse structure includes ring beam 1 down, prefabricates ring beam 2 and sets up in the ring beam down and prefabricate the storehouse top between the ring beam, and wherein the ring beam is down pour the shaping with bulkhead an organic whole.
The bin top comprises a plurality of fan-shaped prefabricated plates 3 sequentially arranged along the circumferential direction, the fan-shaped prefabricated plates are divided into four fan-shaped prefabricated plates 3-1 which are firstly overlapped and fan-shaped prefabricated plates 3-2 which are later overlapped, in the embodiment, the number of the fan-shaped prefabricated plates which are firstly overlapped is four, two adjacent fan-shaped prefabricated plates which are firstly overlapped are vertically arranged, and three fan-shaped prefabricated plates which are later overlapped are arranged between two adjacent fan-shaped prefabricated plates which are firstly overlapped. The bottom of fan-shaped prefabricated plate has the bottom and connects along 63, the top of fan-shaped prefabricated plate has the top and connects along 51, the lower ring roof beam inboard is equipped with and is used for being connected along bottom sprag complex indent support step 64 with the bottom, the periphery of prefabricated upper ring roof beam is offered and is used for being connected along the first overlap joint mouth 18 of complex with the top of taking fan-shaped prefabricated plate earlier, the periphery of prefabricated upper ring roof beam still is offered and is used for being connected along complex back overlap joint mouth 19 with the top of taking fan-shaped prefabricated plate later, the upper end of back overlap joint mouth is provided with groove structure 20, the bottom of back overlap joint mouth is higher than the bottom of first overlap joint mouth, the top of back overlap joint mouth is higher than the top of. The first-lapping fan-shaped precast slabs and the second-lapping fan-shaped precast slabs in the embodiment are sandwich slabs with interlayers 50, and polystyrene slabs are adopted in interlayer parts.
The outer peripheral face that the bottom plate of each fan-shaped prefabricated plate is connected along is unsmooth tooth face structure 10, that is to say, the periphery that the edge was connected to the bottom has protruding tooth position and concave tooth position of arranging in order, it connects along the bolt perforation 12 to set up on the protruding tooth position on edge along upper and lower direction running through the bottom that the edge was connected, the bottom is connected along the bolt perforation for length along the radial waist shape hole that extends of circular storehouse, it is used for being connected along bolt perforation complex lower ring roof beam connecting bolt 22 to preset on the lower ring roof beam with the bottom, for increasing the engaging force between lower ring roof beam connecting bolt 22 and the lower ring roof beam, lower ring roof beam connecting bolt's bottom has the turning. An annular filling space 56 is arranged between the peripheral surface of the bottom connecting edge and the step vertical surface of the concave supporting step, a pushing screw 7 which is positioned in the annular filling space and used for pushing the corresponding fan-shaped precast slab to adjust the horizontal radial position of the corresponding fan-shaped precast slab is arranged on the step vertical surface of the concave supporting step, and a lower side pouring body 23 which is connected with the pushing screw and the bottom connecting edge and poured into an integral structure is filled in the annular filling space. A lower ring beam steel bar framework is pre-embedded at the top of the lower ring beam, the lower ring beam steel bar framework comprises an inverted U-shaped steel bar 66 protruding out of the lower ring beam, when the lower side pouring body is not poured, the annular steel bar beam 67 is welded on the inverted U-shaped steel bar, a radial steel bar 68 positioned at the bottom and connected along the upper side is welded on the inverted U-shaped steel bar and the annular steel bar beam, then pouring is carried out, and the lower side pouring body 23, the radial steel bar 68, the annular steel bar beam 67 and the inverted U-shaped steel bar 66 are poured into an integral structure, so that the structural strength of the lower side pouring body is ensured; after the pouring is finished, the lower pouring body 23 and the pushing screw 7 are also poured into an integral structure, the pushing screw comprises a pre-fixing nut 62 fixed on the lower ring beam and a screw 61 in threaded fit with the pre-fixing nut 62, the pushing screw forms a 'steel bar' inside the lower pouring body, the arrangement of the pushing screw is not only beneficial to carrying out position adjustment on the fan-shaped precast slab, but also realizes the arrangement of the steel bar in concrete in a narrow area.
The outer peripheral surface of the top connecting edge of the fan-shaped precast slab is in a concave-convex tooth surface structure, namely, the outer periphery of the top connecting edge is provided with a convex tooth part and a concave tooth part which are sequentially arranged. The height of overlap joint mouth 18 is higher than the top of taking fan-shaped prefabricated plate earlier and connects along, the dogtooth position that the top of taking fan-shaped prefabricated plate earlier is connected along is fixed in the top of overlap joint mouth earlier through first bolt 31, the bottom of taking fan-shaped prefabricated plate earlier and connecting along and having first filling space between the bottom of overlap joint mouth earlier, the concave tooth position that the top of taking fan-shaped prefabricated plate earlier connects along constitutes the top of bottom and first filling space intercommunication and is connected along slip casting hole 55, offer on the upper ring roof beam and be connected along communicating upper ring roof beam of slip casting hole and take slip casting passageway 17 earlier with the top, first casting body 34 of upside has been pour in the first filling space. Item 14 in the figure represents an embedded anchor plate; item 16 represents a pad.
The height of the rear overlapping opening 19 is higher than the top connecting edge of the rear overlapping fan-shaped prefabricated plate, the convex tooth part of the top connecting edge of the rear overlapping fan-shaped prefabricated plate is fixed at the bottom of the rear overlapping opening through a second bolt 32, a second filling space is formed between the top of the top connecting edge of the rear overlapping fan-shaped prefabricated plate and the top of the rear overlapping opening, an upper ring beam rear overlapping grouting channel 51 communicated with the second filling space is arranged on the upper ring beam, an upper side second pouring body 54 is poured in the second filling space, the first filling space is communicated with the second filling space through a communicating channel 55, and therefore the upper side first pouring body 34 and the upper side second pouring body 54 are of an integral structure. And a pushing compression bar 53 is arranged between the top of the rear lap joint opening and the top connecting edge of the rear lap joint fan-shaped precast slab, the top connecting edge is fixed through the combined action of the pushing compression bar and a second bolt before the second casting body 54 on the upper side is cast, and after the second casting body 54 on the upper side is cast, the pushing compression bar and the second casting body on the upper side are cast into an integral structure to form a 'rib' inside the concrete.
Be equipped with the grout notch 30 that spanes adjacent fan-shaped prefabricated plate that extends along adjacent fan-shaped prefabricated plate seam length between the adjacent fan-shaped prefabricated plate, grout notch 30 is big tripe chamber structure about big, has pour the seam paddle in the grout notch, is connected with metal connecting piece 68 between the two continuous fan-shaped prefabricated plates. Two adjacent fan-shaped prefabricated slabs are defined as a first fan-shaped prefabricated slab 72 and a second fan-shaped prefabricated slab 73 respectively, each fan-shaped prefabricated slab comprises a prefabricated concrete body 70 and a steel reinforcement framework 71 which is poured and solidified into an integral structure by the prefabricated concrete body 70, the metal connecting piece comprises a first fan-shaped prefabricated slab upper side connecting plate 28-1 and a first fan-shaped prefabricated slab lower side connecting plate 29-1 which are arranged on the first fan-shaped prefabricated slab in advance and connected with corresponding steel reinforcement frameworks in a welding mode, the metal connecting piece further comprises a second fan-shaped prefabricated slab upper side connecting plate 28-2 and a second fan-shaped prefabricated slab lower side connecting plate 29-2 which are arranged on the second fan-shaped prefabricated slab in advance and connected with corresponding steel reinforcement frameworks in a welding mode, the first fan-shaped prefabricated slab upper side connecting plate and the second fan-shaped prefabricated slab upper, The adjacent side surfaces of the lower connecting plates 29-2 of the second fan-shaped prefabricated plates are in contact fit, and the lower connecting plates 29-1 of the first fan-shaped prefabricated plates are welded with the adjacent side surfaces of the lower connecting plates 29-2 of the second fan-shaped prefabricated plates. The metal connecting piece still includes and spanes the trompil board 27 of first fan-shaped prefabricated plate upside connecting plate, the fan-shaped prefabricated plate upside connecting plate of second, and the one end of trompil board links to each other with the welding of first fan-shaped prefabricated plate upside connecting plate, and the other one end of trompil board links to each other with the welding of the fan-shaped prefabricated plate upside connecting plate of second, and the trompil board has the trompil 74 that corresponds the arrangement with the grout notch. The first fan-shaped prefabricated plate lower side connecting plate 29-1 and the second fan-shaped prefabricated plate lower side connecting plate 29-2 are welded and connected, the perforated plate is welded and connected with the first fan-shaped prefabricated plate upper side connecting plate and the second fan-shaped prefabricated plate upper side connecting plate, connection between adjacent fan-shaped prefabricated plates is formed together with joint slurry, connection strength between the adjacent fan-shaped prefabricated plates is guaranteed, and slurry flows out from the left side and the right side of a grouting notch when grouting can be avoided through the first fan-shaped prefabricated plate lower side connecting plate and the second fan-shaped prefabricated plate lower side connecting plate.
When in use, firstly, the sector prefabricated slab is installed, the prefabricated upper ring beam is hung on the upper side of the middle part of the lower ring beam, the sector prefabricated slab is hung to the upper side of the lower ring beam, the bottom connecting edge of the sector prefabricated slab is supported on the concave supporting step of the lower ring beam, the lower ring beam connecting bolt on the lower ring beam penetrates through the bottom connecting edge of the sector prefabricated slab, the bottom connecting edge of the sector prefabricated slab is penetrated into the first lap joint opening of the prefabricated upper ring beam, then the height of the prefabricated upper ring beam is lowered, the top of the first lap joint opening is supported on the top of the top connecting edge of the sector prefabricated slab, the sector prefabricated slab is hung and then overlapped, the top connecting edge of the sector prefabricated slab is turned down into the second lap joint opening, in the process of turning down the top of the sector prefabricated slab, due to the existence of the annular filling space, namely, the diameter of the annular step of the concave supporting step is larger, therefore, the connecting edge of the bottom plate of the later-built fan-shaped precast slab can be properly close to the vertical face of the step a little, so that the high requirement on the groove structure on the prefabricated upper ring beam can be reduced, the top connecting edge of the later-built fan-shaped precast slab is easy to overturn to the bottom of the later-built lap joint opening, the positions of the later-built fan-shaped precast slab and the earlier-built fan-shaped precast slab are adjusted by the pushing screw, the top connecting edge of the earlier-built fan-shaped precast slab is connected with the prefabricated upper ring beam by the first bolt, the top connecting edge of the later-built fan-shaped precast slab is connected with the prefabricated upper ring beam by the second bolt, and then corresponding pouring work is carried out.
The embodiment of the circular bin top structure is shown in figures 1-24: the specific structure of the top structure of the circular bin is the same as that of the bin top structure described in the above circular bin embodiments, and the detailed description is omitted here.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a circular storehouse top of storehouse structure of assembled is connected to hybrid, including the lower ring beam, prefabricated upper ring beam and set up in the lower ring beam and prefabricated storehouse top of fitting with a contraceptive ring between the ring beam, the storehouse top includes a plurality of fan-shaped prefabricated plate of arranging along circumference order, fan-shaped prefabricated plate divide into and takes fan-shaped prefabricated plate earlier and take fan-shaped prefabricated plate afterwards, the bottom of fan-shaped prefabricated plate has the bottom and connects the edge, the lower ring beam inboard is equipped with and is used for being connected along bottom sprag complex indent support step with the bottom, prefabricated upper ring beam's periphery is offered and is used for being connected along the complex overlap joint mouth earlier with the top of taking fan-shaped prefabricated plate earlier and is used for being connected along the complex overlap joint mouth after with the top of taking fan-shaped prefabricated plate afterwards, its characterized: the bottom connecting edge is provided with a bottom connecting edge bolt through hole penetrating through the bottom connecting edge along the vertical direction, the bottom connecting edge bolt through hole is a waist-shaped hole with the length extending along the radial direction of the circular bin, a lower ring beam connecting bolt used for being matched with the bottom connecting edge bolt through hole is preset on a lower ring beam, an annular filling space is arranged between the outer peripheral surface of the bottom connecting edge and the step vertical surface of the concave supporting step, a pushing screw rod which is positioned in the annular filling space and used for pushing the corresponding fan-shaped precast slab to adjust the horizontal radial position of the corresponding fan-shaped precast slab is arranged on the step vertical surface of the concave supporting step, and a lower side pouring body which is poured into an integral structure with the pushing screw rod and the bottom connecting edge is filled in; the height of the overlap joint opening is higher than that of a top connecting edge of the first overlap joint fan-shaped prefabricated plate, the top connecting edge of the first overlap joint fan-shaped prefabricated plate is fixed to the top of the first overlap joint opening through a first bolt, a first filling space is arranged between the bottom of the top connecting edge of the first overlap joint fan-shaped prefabricated plate and the bottom of the first overlap joint opening, a top connecting edge grouting hole is formed in the top connecting edge of the first overlap joint fan-shaped prefabricated plate, the bottom of the top connecting edge of the first overlap joint fan-shaped prefabricated plate is communicated with the first filling space, an upper ring beam first overlap grouting channel communicated with the top connecting edge grouting hole is formed in the upper ring beam, and an upper first casting body is; the height of the rear overlapping opening is higher than the top connecting edge of the rear overlapping fan-shaped prefabricated plate, the top connecting edge of the rear overlapping fan-shaped prefabricated plate is fixed at the bottom of the rear overlapping opening through a second bolt, a second filling space is arranged between the top of the top connecting edge of the rear overlapping fan-shaped prefabricated plate and the top of the rear overlapping opening, an upper ring beam is provided with an upper ring beam rear-overlapping grouting channel communicated with the second filling space, and an upper side second pouring body is poured in the second filling space.
2. The circular silo roof structure of claim 1, wherein: the outer peripheral surface of the bottom connecting edge is of a concave-convex tooth surface structure, and the bottom connecting edge is arranged at the convex tooth part of the bottom connecting edge along the bolt through hole.
3. The circular silo roof structure of claim 1, wherein: the outer peripheral surface of the top connecting edge is of a concave-convex tooth surface structure, and the first bolt and the second bolt are arranged at the convex tooth part corresponding to the top connecting edge in a penetrating mode.
4. The circular silo roof structure of claim 3, wherein: and firstly, the concave tooth part of the top connecting edge of the fan-shaped precast slab is overlapped to form the top connecting edge pulp injection hole.
5. The circular silo roof structure of claim 1, wherein: and a pushing rod positioned in the second filling space is arranged between the top of the rear lap joint opening and the top connecting edge of the rear lap joint fan-shaped precast slab, and the pushing rod and the upper second pouring strip are poured into an integral structure.
6. The circular silo roof structure of any one of claims 1 to 5, wherein: be equipped with the grout notch that spanes adjacent fan-shaped prefabricated plate that extends along adjacent fan-shaped prefabricated plate seam length between the adjacent fan-shaped prefabricated plate, the grout notch is big tripe chamber structure big end down, has pour the seam paddle in the grout notch, links to each other and is connected with metal connecting piece between two fan-shaped prefabricated plates.
7. The circular silo roof structure of claim 6, wherein: defining two adjacent fan-shaped prefabricated plates as a first fan-shaped prefabricated plate and a second fan-shaped prefabricated plate respectively, wherein each fan-shaped prefabricated plate comprises a prefabricated concrete body and a reinforcement cage solidified into an integral structure by pouring the prefabricated concrete, the metal connecting piece comprises a first fan-shaped prefabricated plate upper connecting plate and a first fan-shaped prefabricated plate lower connecting plate which are pre-arranged on the first fan-shaped prefabricated plate and are welded with corresponding reinforcement cages, the metal connecting piece also comprises a second fan-shaped prefabricated plate upper connecting plate and a second fan-shaped prefabricated plate lower connecting plate which are pre-arranged on the second fan-shaped prefabricated plate and are welded with corresponding reinforcement cages, the first fan-shaped prefabricated plate upper connecting plate and the second fan-shaped prefabricated plate upper connecting plate are respectively arranged at two sides of a grouting notch, and the, the adjacent side contact cooperation of fan-shaped prefabricated plate downside connecting plate of second, the adjacent side welding of first fan-shaped prefabricated plate downside connecting plate and fan-shaped prefabricated plate downside connecting plate of second links to each other.
8. The circular silo roof structure of claim 7, wherein: the metal connecting piece is still including stretching over the trompil board of first fan-shaped prefabricated plate upside connecting plate, the fan-shaped prefabricated plate upside connecting plate of second, and the one end of trompil board links to each other with the welding of first fan-shaped prefabricated plate upside connecting plate, and the other one end of trompil board links to each other with the welding of the fan-shaped prefabricated plate upside connecting plate of second, and the trompil board has the trompil that corresponds the arrangement with the grout notch.
9. A circular bin, its characterized in that: comprising a circular silo roof structure as defined in any one of claims 1 to 8.
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| CN112983090A (en) * | 2021-03-08 | 2021-06-18 | 上海建工二建集团有限公司 | Silo top and construction method thereof |
| CN114183002A (en) * | 2021-11-08 | 2022-03-15 | 河南工业大学 | Assembling method of assembling type cabin top plate of squat cabin and folding type prefabricated fan-shaped plate |
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| CN112112468B (en) | 2021-08-27 |
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