Silo roof support device with monitoring system and construction method

Abstract

The application discloses a silo roof support device with a monitoring system and a construction method, which comprises a support base, a center column, a first connecting disc, a second connecting disc, a Bailey beam, a bracket, a wind rope, a connecting lug plate and a basket bolt, the top of the center column is connected with the first connecting disc and the second connecting disc, the first connecting disc is connected with the top chord of the Bailey beam through the basket bolt, the second connecting disc is connected with the bottom chord of the Bailey beam through the connecting lug plate, the bottom chord of the Bailey beam near one end of the silo wall is connected with the silo wall through the bracket, one end of the first connecting disc and the second connecting disc is connected with the center column, and the other end is connected with the top chord and the bottom chord of the Bailey beam, thereby solving the problems of large deformation and poor stability of the silo roof support device, the silo wall is internally provided with embedded steel bars and embedded bolts, thereby solving the problems of difficulty in removing and plugging the existing silo inner wall and the Bailey beam, the monitoring system is arranged to monitor the states of all components of the support device in real time, and the stability of the support device is ensured.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of building engineering, and more particularly relates to a silo roof support device with a monitoring system and a construction method. BACKGROUND

[0002] Single-bin silos have gradually become one of the main silo types for grain storage in China due to their small land occupation, high degree of mechanization, and relatively saved investment. The main body of the silo is usually a reinforced concrete structure, and the grain storage has high requirements for the air tightness, waterproofness, and moisture resistance of the silo body. The early silo roof construction generally adopts a full-support system of floor-mounted steel pipe fasteners, which has a long construction period, requires a large amount of materials and machines, and has high safety risks. With the gradual development of construction technology, the support system of the silo roof has developed from the traditional full-support system to an operation platform built by a high-altitude support frame force system. The existing high-altitude support frame formwork support system generally adopts a mode of a Bailey frame + central support, one end of the Bailey frame is hung on the central support, and the other end is fixed in a reserved groove on the inner wall of the silo structure. The support system built in this way has no effective fixing measures, poor overall stability, and difficulty in removing and plugging the connection between the silo wall and the support system, which increases the safety risks of the operators in high-altitude operations.

[0003] The invention patent with the application number CN202310071549.9 and the name of a modular support system for a silo concrete structure has a connecting protrusion near the end of the central column, the connecting protrusion is clamped in the connecting clamping groove of the lower connecting disc to fix the support structure. The support base is unstable and lacks fixing measures. In addition, it is difficult to remove and plug the connection between the silo wall and the support system.

[0004] The invention patent with the application number CN202010640033.8 and the name of a Bailey steel truss support device for shallow silo construction and its construction method uses a Bailey frame and a fixed support as a support system, and each end of the Bailey frame is provided with a fixed support. The fixed support includes a horizontal rod and an inclined rod. The end of the horizontal rod on one side of the Bailey frame is fixed on the circular mounting plate of the umbrella-shaped support, and the end of the horizontal rod on the other side is an installation part. In this way, the installed Bailey frame will deform greatly, the overall stability of the support system is poor, and it is difficult to remove and plug the connection between the silo wall and the support system.

[0005] The invention patent with the application number CN202011209958.3 and the name of a large-diameter shallow silo roof umbrella-shaped truss support system and its use method connects one end of the truss beam to the central column head and connects the other end to the silo wall through a silo wall steel corbel to reduce the construction difficulty. However, this method leads to insufficient fixing measures at the end of the truss, poor stability of the support system, and large deformation. SUMMARY

[0006] In view of the problems of poor stability, low safety performance and difficulty in dismounting and plugging at the connection with the wall in the prior art, the application provides a silo top support device with a monitoring system and a construction method, the first connecting disc and the second connecting disc are connected to the center column at one end and connected to the top chord and the bottom chord of the bailey beam at the other end, the stress support position of the bailey beam is adjusted, the problems of large deformation and poor stability of the silo top structure formwork support device are solved, meanwhile, embedded steel bars and embedded bolts are arranged in the wall, the bottom chord of the bailey beam is connected to the embedded bolts through corbels, the problems of difficulty in dismounting and plugging of the inner wall of the existing silo structure and the bailey beam are solved, and the working efficiency of mounting and dismounting of the support device and the operability of the device are improved; the flower basket bolt is arranged, and the rigid connecting piece, the horizontal rod and the herringbone rod are arranged on the bailey beam, so that the overall stability of the support device is enhanced; the monitoring system is arranged, the state of each component and the connecting point of the support device can be monitored in real time, potential structural problems can be found and solved in time, and the safety of the construction process and the stability of the support device are ensured.

[0007] In order to achieve the above-mentioned purpose, according to the first aspect of the application, a silo top support device is provided, which comprises a support base, a center column, a first connecting disc, a second connecting disc, a bailey beam, a corbel, a wind rope, a connecting lug and a flower basket bolt, the support base is arranged at the bottom of the silo, the center column is vertically arranged in the middle of the support base, the top of the center column is sequentially connected with the first connecting disc and the second connecting disc, the first connecting disc is connected with the top chord of the bailey beam away from the wall through the flower basket bolt, the second connecting disc is connected with the bottom chord of the bailey beam away from the wall through the connecting lug, the bailey beam is provided with at least two and is symmetrically installed with respect to the center column, the bottom chord of the bailey beam close to the wall is connected with the wall through the corbel, the wind rope is provided with four, one end of which is connected with the center column, and the other end is connected with the four corners of the bottom of the silo respectively.

[0008] Preferably, the bottom of the silo is fixed with a foundation raft, the support base comprises a steel structure cross beam, a horizontal inclined rod and a pre-buried pull ring, the steel structure cross beam is arranged at the center of the foundation raft, the horizontal inclined rod is provided with four, one end of which is connected with the center column, and the other end is fixedly connected with the steel structure cross beam, the pre-buried pull ring is arranged at the four corners of the foundation raft, and the wind rope is fixedly connected with the foundation raft through the pre-buried pull ring.

[0009] Preferably, the center column comprises at least two column standard sections, each column standard section is fixedly connected through a bolt, one end of the wind rope is connected with the center column at two-thirds of the height, and the other end of the wind rope is fixedly connected with the foundation raft.

[0010] Preferably, the first connecting plate is fixedly connected with the center column through a rib plate, and the second connecting plate is a flange plate, which is fixedly connected with the connecting lug plate through a steel pin or a bolt.

[0011] Preferably, a rigid connecting piece is further arranged at the adjacent upper chord connecting part of the Bailey beam, so as to increase the stability of the Bailey beam.

[0012] Preferably, embedded bolts and embedded steel bars are further arranged, the embedded steel bars are arranged inside the silo wall, the embedded bolts are arranged on the embedded steel bars, and the lower chord of the Bailey beam is fixedly connected with the embedded bolts through corbels.

[0013] According to a second aspect of the present application, a monitoring system of a silo top support device is provided, which is applied to the silo top support device and includes a stress monitoring unit, a displacement monitoring unit, a vibration monitoring unit, a temperature monitoring unit and a central monitoring unit, the central monitoring unit is connected with the stress monitoring unit, the displacement monitoring unit, the vibration monitoring unit and the temperature monitoring unit respectively, wherein,

[0014] The stress monitoring unit is arranged on the main load bearing parts of the center column, the corbel and the Bailey beam, and is used for monitoring the stress state of the device.

[0015] The displacement monitoring unit is arranged on the support points of the center column, the corbel and the Bailey beam, and is used for monitoring the perpendicularity of the center column, the displacement and deformation of the corbel and the Bailey beam.

[0016] The vibration monitoring unit is arranged on the Bailey beam, and is used for monitoring the dynamic characteristics of the Bailey beam.

[0017] The temperature monitoring unit is arranged on the center column and the Bailey beam, and is used for monitoring the temperature change of the material of the center column and the Bailey beam.

[0018] The central monitoring unit is used for collecting the data of the stress monitoring unit, the displacement monitoring unit, the vibration monitoring unit and the temperature monitoring unit, and performing analysis and early warning.

[0019] Preferably, the stress monitoring unit includes an inclination sensor and a strain sensor; the displacement monitoring unit is a displacement sensor; the vibration monitoring unit is a vibration sensor; the temperature monitoring unit is a thermocouple or a resistance temperature detector; and the central monitoring unit is a central monitoring computer.

[0020] According to a third aspect of the present application, a construction method of a silo top support device with a monitoring system is provided, which adopts the monitoring system of the silo top support device, and specifically includes the following steps:

[0021] S1, install a support base on the foundation raft, place the first column standard section at the center of the support base, and connect it with the support base through high-strength bolts, sequentially place other column standard sections to form a center column, and measure the perpendicularity of the center column after installation, with a deviation of less than 2mm;

[0022] S2, install a wind rope at two-thirds of the center column installation, connect the wind rope with a pre-buried pull ring, and fix it tightly with a hand-operated hoist;

[0023] S3, install a first connecting disc and a second connecting disc at the top of the center column, and adjust the levelness of the first connecting disc and the second connecting disc;

[0024] S4, according to the diameter of the silo, assemble a Bailey beam in the processing area, and use a tower crane to hoist the Bailey beam into the silo, after hoisting in place, the lower chord at one end of the Bailey beam is supported on a corbel connected with the wall, and is fixedly connected with the corbel through a steel pin, the other end of the lower chord is fixedly connected with the second connecting disc through a connecting lug plate, the upper chord is fixedly connected with the first connecting disc through a basket bolt, and the Bailey beams are symmetrically installed in the silo in sequence;

[0025] S5, install the monitoring system at the corresponding support points and bearing positions of each device, and the monitoring system monitors the state of the support device in real time, and analyzes and warns.

[0026] Preferably, in S4, horizontal bars are arranged on the webs between adjacent Bailey beams after the complete installation of the Bailey beams, for preventing lateral displacement caused by the bending moment of the Bailey beams, and herringbone diagonal braces are arranged on the sides of the adjacent two Bailey beams, for increasing the stability of the Bailey beams.

[0027] Overall, compared with the prior art, the above technical solutions conceived by the present application can achieve the following beneficial effects:

[0028] 1. The silo roof support device with a monitoring system and the construction method, by connecting one end of the first connecting disc and the second connecting disc with the center column, and connecting the other end with the upper chord and the lower chord of the Bailey beam, the force support position of the Bailey beam is adjusted, the problems of large deformation and poor stability of the silo roof structure formwork support device are solved, and pre-buried steel bars and pre-buried bolts are arranged inside the wall, the lower chord of the Bailey beam is connected with the pre-buried bolts through the corbel, the technical problems of the existing silo structure inner wall setting a reserved groove, the end of the support truss without effective fixing measures, the frame body not easy to disassemble, and the reserved hole difficult to seal are solved, and the work efficiency of the support device installation and disassembly and the operability of the device are improved.

[0029] 2. The silo roof support device with a monitoring system and the construction method according to the present application, by setting the basket bolt and setting the rigid connecting piece, horizontal rod piece and herringbone diagonal rod on the Bailey beam, and setting the wind rope on the center column, the problem of instability during installation of the support device is solved, and the overall stability of the support device is enhanced.

[0030] 3. The silo roof support device with a monitoring system and the construction method according to the present application, provided with a monitoring system, which can monitor the state of each component and connecting point of the support device in real time, discover and solve potential structural problems in time, and ensure the safety of the construction process and the stability of the support device. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a structure schematic diagram of the silo roof support device of the present application embodiment 1.

[0032] Figure 2 It is a Bailey beam installation plan view of the present application embodiment 1.

[0033] Figure 3 It is a schematic diagram of the connection between the Bailey beam and the second connecting disc.

[0034] Figure 4 It is a schematic diagram of the connection between the Bailey beam and the silo wall.

[0035] Figure 5 It is a support base plan view.

[0036] Figure 6 It is a structure schematic diagram of the silo roof support device of the present application embodiment 2.

[0037] Figure 7 It is a Bailey beam installation plan view of the present application embodiment 2.

[0038] Figure 8 It is a flow chart of the construction method of the silo roof support device with a monitoring system according to the present application.

[0039] In the figure: 1, support base; 1-1, steel structure cross beam; 1-2, horizontal diagonal rod; 1-3, pre-buried pull ring; 2, center column; 2-1, column standard section; 3, first connecting disc; 4, second connecting disc;

[0040] 5, Bailey beam; 6, corbel; 7, wind rope; 8, connecting ear plate; 9, basket bolt; 10, rigid connecting piece; 11, steel pin; 12, foundation raft; 13, roof; 14, silo wall; 15, pre-buried bolt; 16, pre-buried steel bar. DETAILED DESCRIPTION

[0041] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only intended to illustrate the present invention and are not intended to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

[0042] Example 1

[0043] Depend on Figures 1 to 5 As shown, the silo roof support device of the present invention includes a support base 1, a central column 2, a first connecting plate 3, a second connecting plate 4, a Bailey beam 5, a corbel 6, a guy rope 7, a connecting ear plate 8 and a basket bolt 9. A basic raft 12 is fixed to the bottom of the silo, the support base 1 is arranged at the center of the basic raft 12, the central column 2 is vertically arranged in the middle of the support base 1, the top of the central column 2 is connected to the first connecting plate 3 and the second connecting plate 4 in sequence, and the first connecting plate 3 is connected to the upper chord of the Bailey beam 5 away from the silo wall 14 through the basket bolt 9. The turnbuckles 9 are used to further enhance the stability of the support device; the second connecting plate 4 is connected to the lower chord of the Bailey beam 5 away from the warehouse wall 14 through the connecting ear plate 8. There are multiple Bailey beams 5 and they are symmetrically installed relative to the central column 2. The Bailey beams 5 are connected by steel pins. The lower chord of the Bailey beam 5 close to the warehouse wall 14 is connected to the warehouse wall 14 through the corbel 6. There are four guy ropes 7, and one end is connected to the central column 2, and the other end is connected to the four corners of the foundation raft 12. The guy ropes 7 are used to enhance the stability of the support device.

[0044] The supporting base 1 includes a steel structure beam 1-1, a horizontal diagonal rod 1-2 and an embedded pull ring 1-3. The steel structure beam 1-1 is arranged at the center of the foundation raft 12. There are four horizontal diagonal rods 1-2. One end of the horizontal diagonal rod 1-2 is connected to the central column 2, and the other end is fixedly connected to the steel structure beam 1-1. The embedded pull ring 1-3 is arranged at the four corners of the foundation raft 12, and the guy rope 7 is fixedly connected to the foundation raft 12 through the embedded pull ring 1-3.

[0045] The central column 2 is composed of a plurality of column standard sections 2-1. The specific number of column standard sections 2-1 is determined by the required height. Each column standard section 2-1 is fixedly connected by bolts. The column standard section 2-1 is fixedly connected to the steel structure beam 1-1 by bolts. The guy rope 7 is connected to the central column 2 at two-thirds of its height. The other end of the guy rope 7 is fixedly connected to the foundation raft 12. The guy rope 7 can be a steel wire rope.

[0046] The first connecting plate 3 is fixedly connected to the central column 2 through a rib plate, and the second connecting plate 4 is a flange plate. The flange plate and the connecting ear plate 8 are fixedly connected by a steel pin 11 or a bolt. The first connecting plate 3 and the second connecting plate 4 are both annular, which improves the stability and reliability of the connection and support device.

[0047] It also includes a rigid connector 10 , the main part of which is made of high-strength materials such as steel or alloy. The rigid connector 10 is arranged at the connection between the upper chords of adjacent Bailey beams 5 to increase the stability of the connection between the Bailey beams 5 .

[0048] Embedded steel bars 16 are provided inside the warehouse wall 14 , and embedded bolts 15 are provided on the embedded steel bars 16 . The lower chord of the Bailey beam 5 is fixedly connected to the embedded bolts 15 through the corbel 6 , or the lower chord of the Bailey beam 5 is connected to the corbel 6 through the connecting ear plate 8 , and the corbel 6 is then fixedly connected to the embedded bolts 15 .

[0049] Example 2

[0050] Depend on Figure 6 and Figure 7 As shown, the silo roof support device of the present invention is different from that of Example 1 in the connection structure between the Bailey beam 5 and the central column 2. The rest of the parts are the same as those of Example 1, specifically including a support base 1, a central column 2, a second connection plate 4, a Bailey beam 5, a corbel 6, a guy rope 7 and a connection ear plate 8. A basic raft 12 is fixed to the bottom of the silo, the support base 1 is located at the center of the basic raft 12, the central column 2 is vertically located in the middle of the support base 1, and only the second connection plate 4 is provided on the top of the central column 2. The second connecting plate 4 is connected to the lower chord of the Bailey beam 5 away from the warehouse wall 14 through the connecting ear plate 8, and the lower chord of the Bailey beam 5 close to the warehouse wall 14 is connected to the warehouse wall 14 through the corbel 6. There are multiple Bailey beams 5 and they are installed symmetrically relative to the central column 2. The Bailey beams 5 are connected by steel pins. The lower chord of the Bailey beam 5 close to the warehouse wall 14 is connected to the warehouse wall 14 through the corbel 6. There are four guy ropes 7, one end of which is connected to the central column 2, and the other end is connected to the four corners of the foundation raft 12 respectively.

[0051] The monitoring system of the silo roof support device is applied to the above-mentioned silo roof support device, and includes a stress monitoring unit, a displacement monitoring unit, a vibration monitoring unit, a temperature monitoring unit and a central monitoring unit. The central monitoring unit is connected to the stress monitoring unit, the displacement monitoring unit, the vibration monitoring unit and the temperature monitoring unit respectively, wherein:

[0052] The stress monitoring unit includes an inclination sensor and a strain sensor, which are installed on the main load-bearing parts of the central column 2, the corbel 6 and the Bailey beam 5. It is used to monitor the stress state of the device and detect the stress state of the structure in real time during construction and use to ensure structural safety.

[0053] The displacement monitoring unit is a displacement sensor, which is installed on the support points of the central column 2, the corbel 6 and the Bailey beam 5. It is used to monitor the verticality of the central column 2, the displacement and deformation of the corbel 6 and the Bailey beam 5 to prevent structural instability.

[0054] The vibration monitoring unit is a vibration sensor installed on the Bailey beam 5 and is used to monitor the overall structure of the Bailey beam 5, especially the dynamic characteristics under the influence of wind load or construction activities, and identify possible resonance problems.

[0055] The temperature monitoring unit is a thermocouple or resistance temperature detector, which is installed on the entire support device, with a focus on the area where the material properties of the central column 2 and Bailey beam 5 are affected by temperature. It is used to monitor the temperature changes of the materials of the central column 2 and Bailey beam 5 and evaluate the impact of temperature changes on material properties and structural stability.

[0056] The central monitoring unit is a central monitoring computer used to collect data from the stress monitoring unit, displacement monitoring unit, vibration monitoring unit and temperature monitoring unit, and conduct analysis and early warning to achieve centralized data management, real-time analysis and early warning, and ensure the safety of the construction and use process.

[0057] Depend on Figure 8 As shown, the construction method of the silo roof support device with a monitoring system adopts the above-mentioned silo roof support device and monitoring system, and specifically includes the following steps:

[0058] S1. Build the silo roof 13 and silo walls 14. Position and weld pre-embedded steel bars 16 within the silo walls 14 using designed bolt sleeves at the installation spacing. When the slipform construction of the silo walls 14 reaches the elevation, pre-embed them evenly around the circumference of the silo walls 14. Once the concrete reaches the required strength, connect the brackets 6 to the bolt sleeves using pre-embedded bolts 15. After installation, check the brackets 6 for flatness and stability. After removing the slipform, lay out the lines to determine the installation location of the support base 1, then install and secure the support base 1.

[0059] Place the first column standard section 2-1 at the center of the support base 1 and connect it to the support base 1 with high-strength bolts. Adjust the verticality of the column standard section 2-1, requiring the deviation to be less than 2mm. Use a tower crane to hoist other column standard sections 2-1 to form a central column 2 until the specified construction height is reached. The column standard sections 2-1 are connected by bolts. Measure the verticality of each column standard section 2-1 after installation, requiring the deviation to be less than 2mm.

[0060] S2. Install the guy rope 7 at the position where the center column 2 is two-thirds installed. After the guy rope 7 is connected to the embedded pull ring 1-3, use a hand chain hoist to tighten it. After ensuring that the column is vertical, lock the end of the guy rope to the embedded pull ring 1-3 with a buckle;

[0061] S3, after the installation of the center column 2, install the first connecting plate 3 and the second connecting plate 4 on the top of the center column 2, and adjust the levelness of the first connecting plate 3 and the second connecting plate 4, which can be detected and adjusted by a level meter;

[0062] S4, according to the diameter of the silo, assemble the Bailey beam 5 in the processing area, and use the tower crane to hoist the Bailey beam 5 into the silo, after hoisting in place, the lower chord of one end of the Bailey beam 5 is supported on the corbel 6 connected with the wall 14, and is fixedly connected with the corbel 6 by using the steel pin 11, the lower chord of the other end is fixedly connected with the second connecting plate 4 through the connecting lug plate 8, the upper chord is fixedly connected with the first connecting plate 3 by using the flower basket bolt 9, and the Bailey beam 5 is symmetrically installed in the silo in sequence, when installing the Bailey beam 5, a single Bailey beam can be installed first to form the Bailey beam 5 in sequence.

[0063] After the installation of the Bailey beam 5 is completed, the rigid connecting piece 10 is installed, and horizontal rod pieces are arranged on the webs between adjacent Bailey beams 5, which are used to prevent lateral displacement caused by the bending moment of the Bailey beam 5, the horizontal rod pieces are connected with the webs of the Bailey beams through connecting pieces, and the connecting pieces are welded steel plates, high-strength bolts or special clamps.

[0064] The side surfaces of the two adjacent Bailey beams 5 are also provided with herringbone inclined rods, which are used to increase the stability of the Bailey beam 5, and the connection between the herringbone inclined rods and the horizontal rod pieces is usually realized through a node plate, the node plate has bolt holes for fixing the intersection points of the inclined rods and the horizontal rod pieces.

[0065] The specific installation steps are as follows: first, install the Bailey beam 5 and ensure the perpendicularity and alignment of the Bailey beam 5;

[0066] Then install the horizontal rod pieces and fix them on the webs of the Bailey beams 5 through the connecting pieces; then install the herringbone inclined rods and connect them with the horizontal rod pieces through the node plates and fasten them by using bolts; finally, check all the connecting points to ensure that they are not loose, and make necessary adjustments.

[0067] S5, install the monitoring system at the corresponding device support points and bearing positions, the monitoring system monitors the state of the support device in real time, analyzes and warns, and finally, after the completion and acceptance of the support device, carry out the construction of the silo roof template support frame, binding, concrete pouring and the like on the upper part of the support device.

[0068] The silo roof support device with a monitoring system and the construction method have the advantages that the first connecting disc and the second connecting disc are connected with the center stand at one end and connected with the upper chord and the lower chord of the bailey beam at the other end, the stress support position of the bailey beam is adjusted, the problems of large deformation and poor stability of the silo roof structure formwork support device are solved, the embedded steel bars and the embedded bolts are arranged in the silo wall, the lower chord of the bailey beam is connected with the embedded bolts through the corbels, the problems of difficult removal and plugging of the existing silo structure inner wall and the bailey beam are solved, and the work efficiency of the support device and the operability of the device are improved. The basket bolts, the rigid connecting pieces, the horizontal rods and the herringbone braces are arranged on the bailey beam, and the overall stability of the support device is improved. The monitoring system is arranged, the state of each component and the connecting point of the support device can be monitored in real time, potential structure problems can be found and solved in time, and the safety of the construction process and the stability of the support device are ensured.

[0069] Those skilled in the art will easily understand that the above description is only the preferred embodiment of the present application, and is not intended to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A silo roof support apparatus, characterized by, The silo bottom is fixed with a foundation raft (12), the support base (1) includes a steel structure cross beam (1-1), a horizontal inclined rod (1-2) and a pre-buried pull ring (1-3), the steel structure cross beam (1-1) is arranged at the center of the foundation raft (12), the horizontal inclined rod (1-2) is provided with four, one end of the horizontal inclined rod (1-2) is connected with the center column (2), the other end is fixedly connected with the steel structure cross beam (1-1), the pre-buried pull ring (1-3) is arranged at the four corners of the foundation raft (12), the wind rope (7) is fixedly connected with the foundation raft (12) through the pre-buried pull ring (1-3); The center column (2) includes at least two column standard sections (2-1), each column standard section (2-1) is fixedly connected through a bolt, the wind rope (7) is connected with the center column (2) at two-thirds of the height of the center column (2), the other end of the wind rope (7) is fixedly connected with the foundation raft (12). The first connecting disc (3) is fixedly connected with the center column (2) through a rib plate, the second connecting disc (4) is a flange disc, the flange disc is fixedly connected with the connecting lug plate (8) through a steel pin (11) or a bolt.

2. A silo roof support apparatus according to claim 1, characterised in that, Further comprising a rigid connecting piece (10), the rigid connecting piece (10) is arranged at the adjacent upper chord connecting position of the bailey beam (5), for increasing the stability of the bailey beam (5). Further comprising a pre-buried bolt (15) and a pre-buried steel bar (16), the pre-buried steel bar (16) is arranged inside the wall (14), the pre-buried bolt (15) is arranged on the pre-buried steel bar (16), the lower chord of the bailey beam (5) is fixedly connected with the pre-buried bolt (15) through the bracket (6).

3. A silo roof support apparatus as claimed in claim 1, wherein, The silo bottom is fixed with a foundation raft (12), the support base (1) includes a steel structure cross beam (1-1), a horizontal inclined rod (1-2) and a pre-buried pull ring (1-3), the steel structure cross beam (1-1) is arranged at the center of the foundation raft (12), the horizontal inclined rod (1-2) is provided with four, one end of the horizontal inclined rod (1-2) is connected with the center column (2), the other end is fixedly connected with the steel structure cross beam (1-1), the pre-buried pull ring (1-3) is arranged at the four corners of the foundation raft (12), the wind rope (7) is fixedly connected with the foundation raft (12) through the pre-buried pull ring (1-3); 4. The silo roof support apparatus of claim 1, wherein, The center column (2) includes at least two column standard sections (2-1), each column standard section (2-1) is fixedly connected through a bolt, the wind rope (7) is connected with the center column (2) at two-thirds of the height of the center column (2), the other end of the wind rope (7) is fixedly connected with the foundation raft (12).

5. A monitoring system for a silo roof support arrangement according to any one of claims 1 - 4, c h a ra cte ri zed i n that The first connecting disc (3) is fixedly connected with the center column (2) through a rib plate, the second connecting disc (4) is a flange disc, the flange disc is fixedly connected with the connecting lug plate (8) through a steel pin (11) or a bolt. Further comprising a rigid connecting piece (10), the rigid connecting piece (10) is arranged at the adjacent upper chord connecting position of the bailey beam (5), for increasing the stability of the bailey beam (5). Further comprising a pre-buried bolt (15) and a pre-buried steel bar (16), the pre-buried steel bar (16) is arranged inside the wall (14), the pre-buried bolt (15) is arranged on the pre-buried steel bar (16), the lower chord of the bailey beam (5) is fixedly connected with the pre-buried bolt (15) through the bracket (6). The silo bottom is fixed with a foundation raft (12), the support base (1) includes a steel structure cross beam (1-1), a horizontal inclined rod (1-2) and a pre-buried pull ring (1-3), the steel structure cross beam (1-1) is arranged at the center of the foundation raft (12), the horizontal inclined rod (1-2) is provided with four, one end of the horizontal inclined rod (1-2) is connected with the center column (2), the other end is fixedly connected with the steel structure cross beam (1-1), the pre-buried pull ring (1-3) is arranged at the four corners of the foundation raft (12), the wind rope (7) is fixedly connected with the foundation raft (12) through the pre-buried pull ring (1-3); The center column (2) includes at least two column standard sections (2-1), each column standard section (2-1) is fixedly connected through a bolt, the wind rope (7) is connected with the center column (2) at two-thirds of the height of the center column (2), the other end of the wind rope (7) is fixedly connected with the foundation raft (12). The first connecting disc (3) is fixedly connected with the center column (2) through a rib plate, the second connecting disc (4) is a flange disc, the flange disc is fixedly connected with the connecting lug plate (8) through a steel pin (11) or a bolt. Further comprising a rigid connecting piece (10), the rigid connecting piece (10) is arranged at the adjacent upper chord connecting position of the bailey beam (5), for increasing the stability of the bailey beam (5). Further comprising a pre-buried bolt (15) and a pre-buried steel bar (16), the pre-buried steel bar (16) is arranged inside the wall (14), the pre-buried bolt (15) is arranged on the pre-buried steel bar (16), the lower chord of the bailey beam (5) is fixedly connected with the pre-buried bolt (15) through the bracket (6). The silo bottom is fixed with a foundation raft (12), the support base (1) includes a steel structure cross beam (1-1), a horizontal inclined rod (1-2) and a pre-buried pull ring (1-3), the steel structure cross beam (1-1) is arranged at the center of the foundation raft (12), the horizontal inclined rod (1-2) is provided with four, one end of the horizontal inclined rod (1-2) is connected with the center column (2), the other end is fixedly connected with the steel structure cross beam (1-1), the pre-buried pull ring (1-3) is arranged at the four corners of the foundation raft (12), the wind rope (7) is fixedly connected with the foundation raft (12) through the pre-buried pull ring (1-3); The center column (2) includes at least two column standard sections (2-1), each column standard section (2-1) is fixedly connected through a bolt, the wind rope (7) is connected with the center column (2) at two-thirds of the height of the center column (2), the other end of the wind rope (7) is fixedly connected with the foundation raft (12). The first connecting disc (3) is fixedly connected with the center column (2) through a rib plate, the second connecting disc (4) is a flange disc, the flange disc is fixedly connected with the connecting lug plate (8) through a steel pin (11) or a bolt. Further comprising a rigid connecting piece (10), the rigid connecting piece (10) is arranged at the adjacent upper chord connecting position of the bailey beam (5), for increasing the stability of the bailey beam (5). Further comprising a pre-buried bolt (15) and a pre-buried steel bar (16), the pre-buried steel bar (16) is arranged inside the wall (14), the pre-buried bolt (15) is arranged on the pre-buried steel bar (16), the lower chord of the bailey beam (5) is fixedly connected with the pre-buried bolt (15) through the bracket (6). The stress monitoring unit is arranged on the main load bearing parts of the center column (2), corbel (6) and Bailey beam (5), and is used for monitoring the stress state of the device; The displacement monitoring unit is arranged on the support points of the center column (2), corbel (6) and Bailey beam (5), and is used for monitoring the perpendicularity of the center column (2), and the displacement and deformation of the corbel (6) and Bailey beam (5); The vibration monitoring unit is arranged on the Bailey beam (5), and is used for monitoring the dynamic characteristics of the Bailey beam (5); The temperature monitoring unit is arranged on the center column (2) and Bailey beam (5), and is used for monitoring the temperature change of the material of the center column (2) and Bailey beam (5); The central monitoring unit is used for collecting the data of the stress monitoring unit, displacement monitoring unit, vibration monitoring unit and temperature monitoring unit, and performing analysis and early warning.

6. A monitoring system for a silo roof support arrangement according to claim 5, characterized in that The stress monitoring unit comprises an inclination sensor and a strain sensor; the displacement monitoring unit is a displacement sensor; the vibration monitoring unit is a vibration sensor; the temperature monitoring unit is a thermocouple or a resistance temperature detector; and the central monitoring unit is a central monitoring computer.

7. A method of construction of a silo roof support arrangement with a monitoring system, using the monitoring system of a silo roof support arrangement according to any one of claims 5 or 6, characterized in that, Specifically comprises the following steps: S1, install the support base (1) on the foundation raft (12), place the first column standard section (2-1) at the center of the support base (1), and connect the support base (1) through high-strength bolts, sequentially place other column standard sections (2-1) to form a center column (2), and measure the perpendicularity of the center column (2) after installation, and the deviation is less than 2mm; S2, install the wind catching rope (7) at two-thirds of the installation position of the center column (2), connect the wind catching rope (7) with the pre-buried pull ring (1-3), and then fix it tightly by using a hand-operated hoist; S3, install the first connecting disc (3) and the second connecting disc (4) at the top of the center column (2), and adjust the levelness of the first connecting disc (3) and the second connecting disc (4); S4, according to the diameter of the silo, assemble the Bailey beam (5) in the processing area, and use the tower crane to hoist the Bailey beam (5) into the silo, after hoisting in place, the lower chord at one end of the Bailey beam (5) is supported on the corbel (6) connected with the wall (14), and is fixedly connected with the corbel (6) by using a steel pin (11), the other end of the lower chord is fixedly connected with the second connecting disc (4) through the connecting lug plate (8), the upper chord is fixedly connected with the first connecting disc (3) by using a flower basket bolt (9), and the Bailey beam (5) is symmetrically installed in the silo in sequence; S5, install the monitoring system at the corresponding support points and load bearing positions of each device, the monitoring system monitors the state of the support device in real time, and performs analysis and early warning.

8. The construction method of a silo roof support device with a monitoring system according to claim 7, characterized by, In S4, horizontal members are arranged on the webs between adjacent Bailey beams (5) after the complete installation of the Bailey beams (5), which are used for preventing lateral displacement caused by the bending moment of the Bailey beams (5), and herringbone braces are arranged on the sides of the adjacent two Bailey beams (5), which are used for increasing the stability of the Bailey beams (5).

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