Shallow silo top structure and squat silo

Abstract

The utility model discloses a squat silo roof structure and squat silo, squat silo roof structure comprises an upper ring beam, a lower ring beam, a lower cover plate and an upper cover plate, the upper ring beam is provided with a grain inlet, the upper cover plate is connected with the lower cover plate through a connecting unit, the connecting unit comprises a connecting beam, and the connecting beam is connected with the lower cover plate. The connecting beams divide the space between the upper cover plate and the lower cover plate into a plurality of independent ventilation channels, the lower part of each ventilation channel is provided with a side air inlet, and the top of each ventilation channel is provided with an air outlet; the lower cover plate is a reinforced concrete plate, the upper cover plate is a waterproof insulation plate, and a cornice is arranged on the lower portion of the upper cover plate. The granary top is of a double-layer structure, the upper cover plate is a heat preservation plate, radiation heat transfer heat resistance is increased, solar radiation heat is reduced, heat in the ventilation channel can be taken away through wind pressure and hot pressure, the heat insulation capacity of the granary top is improved, and the influence of the outdoor environment on grains in the granary is reduced. The upper cover plate and the cornice are combined, so that rainwater falls down from the cornice after passing through the upper cover plate, the lower cover plate is prevented from being in contact with the rainwater as much as possible, and the waterproof performance of the silo top is improved.

Description

Technical Field

[0001] The utility model relates to the field of grain storage, in particular to a shallow round silo roof structure and a shallow round silo. Background Art

[0002] Granaries are important facilities for storing grain, and the quality and safety of grain must be guaranteed during the storage process. Existing granaries mainly include bungalows, vertical silos, and shallow round silos. Shallow round silos have the advantages of high mechanization of in and out of the silo, good grain storage effect, small footprint, and moderate cost. They are the main silo type choice for most silo construction projects at this stage. The roof of shallow round silos mostly adopts cast-in-place concrete sloping roof. Due to the large area of ​​the silo roof, it is difficult to form it in one go during actual construction, and weak construction parts are often left. In addition, the existing silo roof waterproofing is easy to slide down, causing leakage on the silo roof, affecting the safety of grain storage, especially in the rainy and hot southern regions. In addition, the existing shallow round silo roof has poor thermal insulation effect. In the hot summer, heat is directly transferred to the interior of the silo through the silo roof, causing the grain to heat up and affecting the safety of grain storage. Summary of the invention

[0003] In view of this, the utility model proposes a shallow round silo roof structure and a shallow round silo.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] The shallow circular silo roof structure described in the utility model comprises an upper ring beam, a lower ring beam, and a lower cover plate and an upper cover plate which are arranged in parallel and spaced apart from each other, wherein the upper ring beam is provided with a grain inlet; the lower part of the lower cover plate is fixed to the inner circle of the lower ring beam, and the upper part of the lower cover plate is fixed to the upper ring beam; the upper cover plate is connected to the lower cover plate through a connecting unit, and the connecting unit comprises a plurality of connecting beams which are arranged at intervals, and the slope of the connecting beams is consistent with the slope of the lower cover plate, and the plurality of connecting beams divide the space between the upper cover plate and the lower cover plate into a plurality of independent ventilation channels, and each ventilation channel has a side air inlet at the lower part and an air outlet at the top; the lower cover plate is a reinforced concrete plate, and the upper cover plate is a waterproof and heat-insulating plate, and the lower part of the upper cover plate has an eaves which extends downwardly and is inclined.

[0006] The beneficial effects are: the silo roof of the utility model adopts a double-layer structure and the upper cover is an insulation board, which can effectively increase the thermal resistance of radiation heat transfer and reduce the solar radiation heat directly shining on the lower cover; in addition, the double-layer silo roof has multiple independent ventilation channels, which use wind pressure and thermal pressure to transfer the heat in the ventilation channels through convection, further improving the thermal insulation capacity of the silo roof and reducing the impact of the outdoor environment on the food in the silo.

[0007] The upper cover plate and the lower cover plate of the utility model transfer the load to the lower ring beam through the connecting beam, and the lower ring beam transfers the load to the warehouse body and the warehouse column, thereby effectively ensuring the structural stability of the warehouse roof; in addition, the upper cover plate is combined with the cantilevered eaves, so that rainwater falls from the cantilevered eaves after passing through the upper cover plate, avoiding the lower cover plate from contacting rainwater as much as possible, reducing the influence of rainwater on the lower cover plate, and further improving the waterproof performance of the warehouse roof.

[0008] Preferably, the tops of the plurality of connecting beams are provided with an upper beam of an annular structure, and the upper part of the upper cover plate is fixed on the upper beam; an annular protective plate is provided on the outer wall of the upper ring beam, and the protective plate is located above the upper beam, and the protective plate and the upper beam are arranged at intervals up and down to form a plurality of air outlets, and the air outlets are lateral air outlets. The beneficial effect is that the utility model installs a protective plate on the upper ring beam, so that the air outlet is lateral air outlet, and also prevents rain or snow water from entering the ventilation channel from the air outlet to a certain extent, thereby improving the waterproof performance.

[0009] Preferably, the upper portion of the lower ring beam extends to above the warehouse opening, a plurality of the side air inlets are arranged at intervals in the extended portion of the lower ring beam, and each of the ventilation passages has at least one side air inlet; the eaves are integrally formed with the extended portion of the lower ring beam to facilitate construction.

[0010] Preferably, the connection unit further comprises at least two circles of annular steel beams fixed on the connection beams, the annular steel beams are segmented structures, which include multiple sections of arc beams, the arc beams are fixedly connected between two adjacent connection beams, and the bottom of the arc beams is spaced apart from the lower cover plate, and the arc beams are fixedly connected to the upper cover plate. The beneficial effect is: the utility model installs annular steel beams between the connection beams to provide support for the upper cover plate, effectively ensuring the reliable installation of the upper cover plate; in addition, the annular steel beams are spaced apart from the lower cover plate, effectively ensuring the continuity of each ventilation channel, further ensuring the connectivity of the ventilation channel with the outside world, and ensuring the heat transfer effect.

[0011] The utility model also provides a shallow round silo, comprising a silo body with an inlet and outlet door, a silo column integrally formed with the silo body, and a shallow round silo roof structure arranged on the top of the silo body, wherein the shallow round silo roof structure comprises an upper ring beam, a lower ring beam, and a lower cover plate and an upper cover plate arranged in parallel and spaced relation from top to bottom, wherein a grain inlet is arranged on the upper ring beam; the lower part of the lower cover plate is fixed to the inner circle of the lower ring beam, and the upper part of the lower cover plate is fixed to the upper ring beam;

[0012] The upper cover plate is connected to the lower cover plate through a connecting unit, and the connecting unit includes a plurality of connecting beams arranged at intervals, and the slope of the connecting beams is consistent with the slope of the lower cover plate. The plurality of connecting beams divide the space between the upper cover plate and the lower cover plate into a plurality of independent ventilation channels, and each of the ventilation channels has a side air inlet at the bottom and an air outlet at the top; the lower cover plate is a reinforced concrete plate, and the upper cover plate is a waterproof insulation plate, and the lower part of the upper cover plate has an eaves extending downwardly. The beneficial effect is that the warehouse roof adopts a double-layer structure and the upper cover plate is an insulation plate, which can effectively increase the thermal resistance of radiation heat transfer and reduce the solar radiation heat directly irradiated on the lower cover plate; in addition, the double-layer warehouse roof of the utility model has a plurality of independent ventilation channels, and the heat in the ventilation channels is taken away by wind pressure and thermal pressure, which further improves the thermal insulation capacity of the warehouse roof and reduces the impact of the outdoor environment on the grain in the warehouse.

[0013] The upper cover plate and the lower cover plate of the utility model transfer the load to the lower ring beam through the connecting beam, and the lower ring beam transfers the load to the warehouse body and the warehouse column, thereby effectively ensuring the structural stability of the warehouse roof; in addition, the upper cover plate and the eaves are combined so that rainwater falls from the eaves after passing through the upper cover plate, thereby avoiding the lower cover plate from contacting rainwater as much as possible, reducing the impact of rainwater on the lower cover plate, and further improving the waterproof performance of the warehouse roof. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 It is a top view of the lower cover plate and the connecting unit of the utility model.

[0016] Figure 3 It is a connection schematic diagram of the upper cover plate and the connection unit of the utility model.

[0017] Figure 4 It is a cross-sectional view of the warehouse body. DETAILED DESCRIPTION

[0018] The following is a detailed description of an embodiment of the utility model in conjunction with the accompanying drawings. This embodiment is implemented on the premise of the technical solution of the utility model, and a detailed implementation method and a specific operation process are given, but the protection scope of the utility model is not limited to the following embodiment.

[0019] like Figure 1-4As shown, the utility model proposes a shallow round silo, comprising a silo body 1 with an inlet and outlet door M, a plurality of silo columns 2 arranged on the periphery of the silo body 1, and a shallow round silo roof structure arranged on the top of the silo body 1, wherein the silo body 1 and the silo columns 2 are of reinforced concrete structure; the shallow round silo roof structure comprises a lower ring beam 3 cast on the upper part of the silo body 1, an upper ring beam 4 located directly above the silo body 1 (the upper ring beam 4 and the lower ring beam 3 are concentric), a lower cover plate 5 and an upper cover plate 6 arranged parallel to each other, the upper ring beam 4 and the lower ring beam 3 are both reinforced concrete beams, and a grain inlet 7 is integrally formed on the upper part of the upper ring beam 4 through a connecting plate;

[0020] The lower cover plate 5 is a reinforced concrete plate. The lower cover plate 5 and the lower ring beam 3 and the upper ring beam 4 are cast as one piece. The upper cover plate 6 adopts a lightweight waterproof insulation plate. The upper cover plate 6 is connected to the lower cover plate 5 through a connecting unit. The connecting unit includes a plurality of connecting beams 8. The plurality of connecting beams 8 are evenly spaced along the circumference of the lower cover plate 5. The inclination slope of each connecting beam 8 is consistent with the slope of the lower cover plate 5. The connecting beams 8 are reinforced concrete beams, which can be cast as one piece with the lower cover plate 5. The upper cover plate 6 is fixed on the connecting beams 8. The plurality of connecting beams 8 divide the space between the upper cover plate 6 and the lower cover plate 5 into a plurality of independent ventilation channels 9. The lower part of the ventilation channel 9 has at least one side air inlet 10, and the top of the ventilation channel 9 has at least one air outlet 11 (preferably a side air outlet); the lower part of the lower cover plate 5 also has an overhanging eaves 12 extending obliquely downward.

[0021] The silo roof of the utility model adopts a double-layer structure and the upper cover plate 6 is an insulation plate, which can effectively increase the thermal resistance of radiation heat transfer and reduce the solar radiation heat directly irradiated on the lower cover plate 5; in addition, the double-layer silo roof of the utility model has multiple independent ventilation channels 9, which use wind pressure and thermal pressure to transfer the heat in the ventilation channels 9 through convection, further improving the thermal insulation capacity of the silo roof and reducing the impact of the outdoor environment on the food in the silo.

[0022] The upper cover plate 6 and the lower cover plate 5 of the utility model transfer the load to the lower ring beam 3 through the connecting beam 8, and the lower ring beam 3 transfers the load to the silo body 1 and the silo column 2, thereby effectively ensuring the structural stability of the silo roof; in addition, the upper cover plate 6 is combined with the overhanging eaves 12, so that rainwater falls from the overhanging eaves 12 after passing through the upper cover plate 6, thereby avoiding the lower cover plate 5 from contacting rainwater as much as possible, reducing the influence of rainwater on the lower cover plate 5, and further improving the waterproof performance of the silo roof.

[0023] Combination Figure 1 It can be seen that the upper part of the upper ring beam 4 extends upward from the warehouse body 1, and the side air inlets 10 are arranged at intervals on the extended part of the upper ring beam 4. Each air inlet channel corresponds to two side air inlets 10 (the area of ​​the side air inlet 10 can be adjusted according to actual needs), and the eaves 12 are cast integrally with the upper ring beam 4.

[0024] Combination Figure 3It can be seen that the connection unit also includes two circles of annular steel beams 13 for fixing the upper cover plate 6. The annular steel beam 13 is a split structure, which has multiple sections of arc beams (arc-shaped I-beams can be used). A section of arc beam is fixed between two adjacent connecting beams 8, and it is ensured that the top of the arc beam is flush with the top surface of the connecting beam 8 to ensure the installation of the upper cover plate 6. During actual installation, the upper cover plate 6 can be fixed on the connecting beam 8 and the annular steel beam 13, effectively ensuring the reliable installation of the upper cover plate 6; in addition, the annular steel beam 13 and the lower cover plate are arranged at intervals from top to bottom, effectively ensuring the continuity of each ventilation channel, and further ensuring its heat transfer performance.

[0025] Combination Figure 1 It can be seen that an upper beam 14 with an annular structure is arranged on the upper part of the multiple connecting beams 8. The upper beam 14 is a reinforced concrete structure, and the upper beam 14 provides an installation foundation for the upper cover plate 6; a protective plate 15 with an annular structure is arranged on the outer wall of the upper ring beam 4, and the protective plate 15 is located above the upper beam 14. The protective plate 15 and the upper beam 14 are arranged at intervals up and down to form a plurality of air outlets 11 corresponding to the ventilation channels 9 one by one, effectively ensuring the connectivity of each ventilation channel 9 with the external environment; in addition, the protective plate 15 is located above the upper beam 14, so that the air outlet 11 is a side outlet, thereby avoiding rainwater from entering the ventilation channel 9 as much as possible.

[0026] In actual construction, a protective net (or a ventilation shutter) can be installed at each side air inlet 10 and air outlet 11 to effectively prevent flying birds and the like from entering the ventilation passage 9.

[0027] In actual construction, the silo body 1, silo column 2, upper ring beam 4, lower ring beam 3, connecting beam 8 and upper beam 14 of the utility model adopt a reinforced concrete structure cast on site. The specific construction process is as follows:

[0028] The first step is to construct the silo body 1 and silo column 2 using the sliding membrane construction method;

[0029] The second step is to wait for the warehouse body 1 to be constructed to the designed position of the lower ring beam 3, tie the steel bars of the lower ring beam 3 and the steel bars of the cantilever eaves 12, pour concrete, and reserve multiple side air inlets 10 on the lower ring beam 3 during pouring;

[0030] The third step is to tie the steel bars of the lower cover plate 5, the connecting beam 8, the upper ring beam 4, the grain inlet 7, the upper beam 14 and the protective plate 15, and then pour concrete, and the upper beam 14 and the protective plate 15 are spaced up and down to form a plurality of air outlets 11;

[0031] Step 4: construct an annular steel beam 13 on the upper cover plate 6, each section of the annular steel beam 13 is located between two connecting beams 8 and connected to the connecting beams 8, so that the upper surface of the annular steel beam 13 is flush with the connecting beams 8;

[0032] The fifth step is to remove the construction waste and obstacles on the upper cover plate 6 after the construction of the annular steel beam 13 is completed; lay a lightweight waterproof insulation board on the upper surface of the annular steel beam 13 and the connecting beam 8, and finally remove the construction waste and obstacles at the side air inlet 10 and the air outlet 11 to complete the construction of the shallow circular silo of the utility model.

[0033] During actual construction, protective nets may be installed at the reserved side air inlets 10 and air outlets 11 to prevent birds from nesting in the ventilation passage 9 and affecting heat transfer.

[0034] Finally, it should be emphasized that the above is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions recorded in the aforementioned embodiments without creative work, or replace some of the technical features therein with equivalents. Therefore, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A shallow round silo roof structure, comprising an upper ring beam, a lower ring beam, and a lower cover plate and an upper cover plate arranged in parallel and spaced apart from each other, wherein a grain inlet is arranged on the upper ring beam; characterized in that: The lower part of the lower cover plate is fixed to the inner circle of the lower ring beam, and the upper part of the lower cover plate is fixed to the upper ring beam; the upper cover plate is connected to the lower cover plate through a connecting unit, and the connecting unit includes a plurality of connecting beams arranged at intervals, and the slope of the connecting beams is consistent with the slope of the lower cover plate. The plurality of connecting beams divide the space between the upper cover plate and the lower cover plate into a plurality of independent ventilation channels, and each of the ventilation channels has a side air inlet at the lower part and an air outlet at the top; the lower cover plate is a reinforced concrete plate, and the upper cover plate is a waterproof and heat-insulating plate, and the lower part of the upper cover plate has an eaves extending downwardly in an inclined manner.

2. The shallow round silo roof structure according to claim 1 is characterized in that: An upper beam with an annular structure is arranged on the top of the multiple connecting beams, and the upper part of the upper cover plate is fixed on the upper beam; an annular protective plate is arranged on the outer wall of the upper ring beam, and the protective plate is located above the upper beam. The protective plate and the upper beam are arranged at intervals up and down to form a plurality of air outlets, and the air outlets are lateral air outlets.

3. The shallow round silo roof structure according to claim 1 is characterized by: The upper portion of the lower ring beam extends to above the warehouse opening, a plurality of side air inlets are arranged at intervals in the extended portion of the lower ring beam, and each ventilation channel has at least one side air inlet; the eaves are integrally formed with the extended portion of the lower ring beam.

4. The shallow round silo roof structure according to claim 1 is characterized in that: The connecting unit also includes at least two circles of annular steel beams fixed on the connecting beams. The annular steel beams are segmented structures, which include multiple sections of arc beams. The arc beams are fixedly connected between two adjacent connecting beams, and their bottoms are spaced apart from the lower cover plate. The arc beams are fixedly connected to the upper cover plate.

5. A shallow round silo, comprising a silo body with an inlet and outlet door and a silo column integrally formed with the silo body, characterized in that: It also includes the shallow circular silo roof structure as described in any one of claims 1-4.

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