Silo spraying maintenance system

Abstract

The utility model belongs to the technical field of concrete curing, and particularly relates to a silo spraying curing system. Comprising a lifting system, a spraying assembly and a control system, the lifting system comprises an annular lifting frame and a driving device, the outer wall of a silo is movably sleeved with the annular lifting frame, and the driving device is used for lifting or descending the annular lifting frame; the spraying assembly comprises a maintenance water pipe and a water supply pipe, the maintenance water pipe is arranged on the annular lifting frame, one end of the water supply pipe is connected with the maintenance water pipe, and the water supply pipe is used for providing maintenance water for the maintenance water pipe; an air press is arranged on the water supply pipe; the control system comprises a temperature and humidity sensor, a single-chip microcomputer and a time delay relay. Due to the fact that the diameter and the height of the circular silo building are large, the lifting system is arranged, and maintenance of silo walls of different heights is achieved. And an air press is further arranged to pressurize the water supply pipe, so that the maintenance water is conveyed to a higher height, the spraying state is realized, and the maintenance water can effectively spray and maintain the silo.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of concrete maintenance, especially relates to a silo spraying maintenance system. BACKGROUND

[0002] Due to temperature difference, concrete shrinkage and change of concrete constraint condition, concrete wall surface cracking phenomenon is easily caused. Therefore, during the process of pouring concrete, concrete wall needs to be maintained. Concrete maintenance is to cause certain humidity and temperature conditions artificially, so that the just-poured concrete can be normally or acceleratedly hardened and strength growth.

[0003] The reinforced concrete grain storage and distribution silo belongs to high-rise structure, the height usually reaches 10 meters or more, the structural form is mostly circular reinforced concrete cylinder wall, the wall thickness is about 350mm, etc., the simple silo diameter is 18m, 21m, etc., and the cylinder wall construction adopts slip form technology. The cylinder wall concrete should be maintained after being demoulded, and the usual method is water pouring maintenance. The water pouring maintenance is that workers pour water on the concrete surface on the slip form hanger with a water pipe, and the water pouring maintenance is uneven, the moisture retention effect is poor, the water flows irregularly from top to bottom along the cylinder wall during the watering process, the cylinder wall concrete is unevenly maintained due to the size of the water flow, and the concrete appearance color is uneven and has color difference, even the surface appears to flow and hang mortar, the concrete strength in the same area is different due to uneven maintenance, and the work is high-altitude work, so there is construction risk.

[0004] In high-temperature weather, the frequency of water pouring maintenance is higher, more manpower and water resources need to be spent, and the environmental protection cost is increased during the use of the maintenance water, it is of great significance to ensure that the concrete is maintained at a suitable temperature to guarantee the performance and safety of the concrete structure. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in view of the technical problems that the maintenance device height of the prior art cannot be adjusted and the maintenance spraying time and interval cannot be adjusted according to the change of temperature and humidity, a silo spraying maintenance system is provided.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the technical scheme that:

[0007] A silo spraying maintenance system, comprising a lifting system, a spraying assembly and a control system, the lifting system comprising a ring-shaped lifting frame and a driving device, the ring-shaped lifting frame movably sleeving the outer wall of the silo, and the driving device being used for lifting or lowering the ring-shaped lifting frame.

[0008] The spraying assembly comprises a curing water pipe and a water supply pipe, the curing water pipe is arranged on the annular lifting frame, one end of the water supply pipe is connected with the curing water pipe, and the water supply pipe is used for supplying curing water to the curing water pipe; an air pressure machine is arranged on the water supply pipe; and the air pressure machine is used for pumping curing water to a target height.

[0009] The control system comprises a water pump, a temperature and humidity sensor, a single-chip microcomputer and a time-delay relay.

[0010] The temperature and humidity sensor is used for detecting the temperature and humidity of the environment and transmitting to the single-chip microcomputer; and the single-chip microcomputer is used for outputting a curing spraying time length when the temperature and humidity respectively reach preset threshold values.

[0011] The time-delay relay comprises an electromagnetic coil and a normally closed switch; and the single-chip microcomputer controls the starting and duration time of the electromagnetic coil according to the curing spraying time length, so that the water pump connected with the normally closed switch is powered.

[0012] In the technical scheme of the utility model, for the side wall of a large building circular silo, after pouring concrete, the side wall needs to be cured, and the curing time and the time interval between two times of curing are adaptively adjusted according to the temperature and humidity. Because the diameter and height of the circular silo building are large, a lifting system is arranged to adjust the height of the annular lifting frame through a driving device. The curing of the silo wall at different heights is realized. In the spraying curing system, the curing water pipe is arranged on the annular lifting frame and is used for curing the silo wall at different heights. An air pressure machine is further arranged to pressurize the water supply pipe, so that the curing water can be sprayed to a high height and can be effectively sprayed to the silo for curing.

[0013] Specifically, the temperature and humidity sensor is connected with the single-chip microcomputer through serial communication or IIC communication, the single-chip microcomputer reads the data of the temperature and humidity sensor through an input port, judges whether the temperature and humidity of the current environment exceed the set threshold value according to a preset control algorithm, calculates and outputs corresponding curing spraying time data to the time-delay relay if the temperature and humidity exceed the set threshold value, and the time-delay relay controls the spraying assembly to perform spraying operation according to the received data.

[0014] The single-chip microcomputer comprises a data processing unit and a communication interface, the data processing unit is used for judging and processing the received temperature and humidity data, and the communication interface is used for data communication with the time-delay relay.

[0015] Preferably, the annular lifting frame is spliced by a plurality of arc-shaped steel pipe units, adjacent arc-shaped steel pipe units are connected through flange blind plates, a plurality of connecting rings are arranged on the annular lifting frame, and the connecting rings are used for connecting the driving device.

[0016] Preferably, the arc-shaped steel pipe unit comprises four segments. The connecting rings comprise four, and each of the connecting rings is arranged at a middle position of the arc-shaped steel pipe unit.

[0017] The intervals between adjacent connecting rings are the same. The purpose of this arrangement is to enable the driving device to smoothly drive the annular lifting frame to rise or fall, with the center of gravity of the annular lifting frame being centered and horizontally sleeved on the outer wall of the silo, so that no skewing phenomenon occurs.

[0018] More preferably, the diameter of the arc-shaped steel pipe is 30-40 mm.

[0019] Preferably, the driving device comprises a plurality of servo winches, the winding ropes of each of the servo winches are connected to the annular lifting frame through the connecting rings, and the servo winches are installed on the slip-form platform of the outer wall of the silo.

[0020] The connecting rings are located at four directions of the outer wall of the circular silo, and the winding ropes of the winches can ensure the stable lifting of the annular lifting frame. The servo winches comprise four, and the winding ropes of each of the servo winches correspond to one connecting ring. The rope speed of the winch is set according to the maintenance requirements of the silo. The diameter of the connecting ring ranges from 10 mm to 20 mm.

[0021] Preferably, the maintenance water pipe is fixedly connected to the annular lifting frame by a plurality of lashing belts, and the maintenance water pipe is made of PVC. The plurality of lashing belts are arranged at intervals, and the distance between adjacent lashing belts is 15-30 cm. The model of the maintenance water pipe is 63 mm.

[0022] Preferably, the water supply pipe is made of a 63 mm PE nylon pipe.

[0023] Preferably, the spraying assembly further comprises a water storage device. The water storage device is a buried water storage tank, the other end of the water supply pipe extends into the water storage device, the booster device comprises a water pump and an air pressure machine, and the water pump is arranged between the air pressure machine and the water storage device.

[0024] The water pump is a 7.5 kw multi-stage centrifugal pump. The air pressure tank is used to pressurize the water supply pipe, so that it can send water to a higher position of the silo for spraying maintenance. The water pump is used to pump the water for maintenance from the buried water storage tank to the water supply pipe.

[0025] Preferably, a plurality of atomizing nozzles are arranged on the maintenance water pipe, and the atomizing nozzles are arranged on one side of the sidewall of the silo. The atomizing nozzles are inclinedly arranged on the maintenance water pipe, and the included angle between the atomizing nozzles and the horizontal plane is 30°-45°.

[0026] Preferably, the curing water recycling device further comprises a curing water purification assembly, the curing water purification assembly comprising a curing water sedimentation tank and a sewage filter connected in sequence through a circulating pipeline, the curing water flowing down from the silo sidewall first entering the U-shaped water collecting groove, then entering the curing water sedimentation tank through the circulating pipeline in sequence, the dust impurities being separated through physical sedimentation, then being filtered through the sewage filter for secondary purification, so that the water flowing into the water storage pool for reuse is clean water.

[0027] Preferably, the curing water recycling device further comprises a curing water purification assembly, the curing water purification assembly comprising a curing water sedimentation tank and a sewage filter connected in sequence through a circulating pipeline, the curing water flowing down from the silo sidewall first entering the U-shaped water collecting groove, then entering the curing water sedimentation tank through the circulating pipeline in sequence, the dust impurities being separated through physical sedimentation, then being filtered through the sewage filter for secondary purification, so that the water flowing into the water storage pool for reuse is clean water.

[0028] Preferably, the gap between the U-shaped water collecting groove and the silo sidewall is sealed by glass glue.

[0029] Preferably, the control system further comprises a display module, the display module being used for displaying the temperature and humidity values of the current environment and the working state of the system in real time.

[0030] Further preferably, the single-chip microcomputer converts the analog signal output by the temperature and humidity sensor into a digital signal through an analog-to-digital converter (ADC) for subsequent processing.

[0031] The temperature and humidity sensor comprises a heat-sensitive element and a humidity-sensitive element, respectively used for measuring temperature and relative humidity and converting the measurement results into electrical signals for transmission.

[0032] Preferably, the control system comprises a solenoid valve, the solenoid valve being connected with the switch of the time-delay relay, the solenoid valve being used for controlling the opening and closing of the air pressure machine.

[0033] The time-delay relay is used for adjusting the start delay and duration of the spraying assembly according to the curing spraying time data output by the single-chip microcomputer.

[0034] As described above, the present application has the following advantages:

[0035] The utility model discloses a technical scheme provides a silo spraying maintenance system sets up the hoisting system, and the height of annular lifting frame is adjusted through the drive arrangement. The maintenance of the wall of different height is realized. In the spraying maintenance system, the maintenance water pipe is arranged in the annular lifting frame, is used to maintain the wall of different height, and further sets up the booster device and carries out the pressure boost to the water supply pipe, realizes the maintenance water to send to the higher height, still can realize the state of injection, makes the maintenance water can effectively spray the maintenance to the silo. Through setting up the control system, according to the temperature and humidity change of environment, corresponding adjustment maintenance spraying time and interval, to realize the best maintenance effect of concrete. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 It is the structural schematic diagram of the utility model;

[0037] Figure 2 It is the schematic diagram of the maintenance water recovery device of the utility model;

[0038] Figure 3 It is the structural schematic diagram of the hoisting system of the utility model;

[0039] Figure 4 It is the connection schematic diagram of the annular lifting frame of the utility model;

[0040] Figure 5 It is the schematic diagram of the control system of the utility model;

[0041] Figure: 1 - silo;2 - annular lifting frame;21 - arc steel pipe unit;22 - flange blind plate;23 - connecting ring;3 - maintenance water pipe;31 - tie;4 - water supply pipe;5 - air pressure machine;6 - servo winch;61 - rope;7 - slipform platform;8 - water pump;9 - water storage device;11 - U-shaped water collecting tank;12 - circulating pipeline;13 - maintenance water sedimentation tank;14 - sewage filter. DETAILED DESCRIPTION

[0042] In order to more clearly describe the invention purpose, technical scheme and technical effect advantage in the specific implementation case of the utility model, the following will be combined with the description of the utility model to the scheme in the specific embodiment detailed description. The specific technical scheme involved in the following specific embodiment is only for clearly and completely describing the innovative technical scheme of the utility model, and it is only a part of the specific implementation scheme that can be used in the utility model, not all embodiments, should not be understood as the limitation of the innovative scheme of the utility model. Any scheme adopting the same invention concept of the utility model should be included in the protection scope of the utility model.

[0043] Second, the utility model of the embodiment related description of the drawings, only for the convenience of the technical personnel to understand the utility model scheme, part of the details of the drawings is exhibited for the convenience of clear presentation of the technical scheme, should not be considered that all the technical features in the drawings must be included in the specific implementation case, and more can not be identified as the additional limitation of the details of the drawings of the utility model innovative technical scheme. The components in each embodiment described and exhibited in the drawings can be combined and arranged according to different configurations, and these combinations and arrangements should be identified as part of all embodiments of the utility model innovative scheme and be included in the scope to be protected by the utility model.

[0044] In summary, the scheme or description presented in the embodiment and the drawings of the utility model is not intended to limit the scope of protection, but only to represent the selected embodiments / cases to help technical personnel understand the related innovative scheme. Based on these embodiments, all other equivalent or parallel embodiments obtained by those skilled in the art without creative labor are within the scope of protection claimed by the utility model.

[0045] It should be noted that, in the description of the embodiment of the utility model, the orientation or positional relationship of the expression terms appearing in the description of the embodiment of the utility model, such as "up", "down", "left", "right", "center", "inside", "outside" and the like, are based on the orientation or positional relationship expressed in the drawings, or the orientation or positional relationship of the product / device / apparatus of the invention when it is usually used. These orientation or positional relationship terms are only used to facilitate the description of the utility model scheme or simplify the description in the embodiment, so as to facilitate the quick understanding of the scheme by the technical personnel, and are not intended to indicate or imply that the specific device / component / element must have a specific orientation or be constructed and operated in a specific positional relationship, so it cannot be understood as a limitation on the utility model.

[0046] In addition, if the terms "horizontal", "vertical", "overhanging" and the like appear, it does not mean that the corresponding device / component / element must be absolutely horizontal or vertical or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined. Alternatively, it can be simplified to understand that the corresponding device / component / element is set in a specific direction such as "horizontal", "vertical", "overhanging" and the like, and can have an error / deviation of ±10% with respect to the corresponding direction setting, more preferably an error / deviation of ±8% or less, more preferably an error / deviation of ±6% or less, more preferably an error / deviation of ±5% or less, and more preferably an error / deviation of ±4% or less. As long as the corresponding device / component / element is within the error / deviation range, it can still achieve its role in the utility model scheme.

[0047] In addition, the terms appearing in the "first", "second", "third" and the like, are merely used to distinguish the same or similar components of the description, and should not be understood as emphasizing or implying the relative importance of a particular component.

[0048] In addition, in the description of the embodiments of the present application, "several", "a plurality of", "several" represent at least 2. It can be 3, 4, 5, 6, 7, 8, 9, etc. Any situation, or even more than 9 cases.

[0049] In addition, in the description of the technical scheme of the present application, unless otherwise specified / limited / limited, the terms "set", "install", "connect", "connect" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, which can be welding, riveting, bolting, screwing and other commonly used connection means in the art. The connection can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements.

[0050] For those skilled in the art, when understanding the scheme of the embodiments of the present application, reference can be made to the conventional technical manual in the art, and for the above-mentioned terms, reference can be made to the appropriate understanding or adjustment, and the same or similar technical scheme implementation can be derived without creative labor.

[0051] The above embodiment describes only the basic principles, main features and / or advantages of the present application, and those skilled in the art should understand that the present application is not limited to the embodiments. The above-mentioned embodiments and the description of the inventive content part are only the principles or specific cases of the present application. Without departing from the essence of the inventive idea of the present application, the inventive scheme has various changes and improvements, which fall within the scope of the present application.

[0052] The present application will be described in detail below with reference to the accompanying drawings.

[0053] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application.

[0054] Example 1

[0055] The present application provides a kind of ultra-high silo 1 spray maintenance system, referring to Figures 1-5As shown. It includes a lifting system, a spraying assembly, and a control system. The lifting system includes an annular lifting frame 2 and a driving device. The annular lifting frame 2 is movably sleeved on the outer wall of the silo 1, and the driving device is used to lift or lower the annular lifting frame 2.

[0056] In a preferred embodiment, the annular lifting frame 2 is composed of several arc-shaped steel pipe units 21 spliced ​​together. Adjacent arc-shaped steel pipe units 21 are connected by flange blind plates 22. The annular lifting frame 2 is provided with multiple connecting rings 23, which are used to connect the driving device. In this embodiment, the arc-shaped steel pipe unit 21 includes four segments. There are four connecting rings 23, each located at the center of the arc-shaped steel pipe unit 21.

[0057] The spacing between adjacent connecting rings 23 is the same. The purpose of this arrangement is to enable the drive device to smoothly drive the annular lifting frame 2 to rise or fall. The center of gravity of the annular lifting frame 2 is centered, and it is horizontally fitted on the outer wall of the silo 1 without any tilting. The diameter of the arc-shaped steel pipe is 32mm.

[0058] The drive unit includes multiple servo winches 6. The winding rope of each servo winch 6 is connected to the annular lifting frame 2 via connecting rings 23. The servo winches 6 are installed on the sliding platform 7 on the outer wall of the silo 1. The connecting rings 23 are located in four directions on the outer wall of the circular silo 1, and the winding ropes of the winches ensure the smooth lifting of the annular lifting frame 2. There are four servo winches 6, and the winding rope of each servo winch 6 is connected to one connecting ring 23. The rope speed of the winches is set according to the maintenance requirements of the silo 1. The diameter of the connecting rings 23 is 14 mm.

[0059] The spray assembly includes a maintenance water pipe 3 and a water supply pipe 4. The maintenance water pipe 3 is mounted on the annular lifting frame 2, and one end of the water supply pipe 4 is connected to the maintenance water pipe 3. The water supply pipe 4 provides maintenance water to the maintenance water pipe 3. An air compressor 5 is mounted on the water supply pipe 4. The maintenance water pipe 3 and the annular lifting frame 2 are secured together by several cable ties 31. The maintenance water pipe 3 is made of PVC. The cable ties 31 are spaced apart, with a distance of 15cm-30cm between adjacent cable ties. The maintenance water pipe 3 is a 63mm pressure-resistant PE nylon pipe; the water supply pipe 4 is also made of 63mm PE nylon pipe.

[0060] The spraying assembly further comprises a water pumping device 8 and a water storage device 9 connected in sequence through the water supply pipe 4. The air pressure machine 5 is arranged in the water supply pipe 4 between the curing water pipe 3 and the water pumping device 8. The water storage device 9 is a buried water storage tank, and the water pumping device 8 is a 7.5kw multi-stage centrifugal pump. The air pressure machine 5 is used to pressurize the water supply pipe 4, so that it can send water to a higher position of the silo 1 for spraying curing. The water pumping device 8 is used to pump the curing water from the buried water storage tank to the water supply pipe 4.

[0061] The curing water pipe 3 is provided with a plurality of atomizing nozzles, which are arranged on one side of the side wall of the silo 1. The atomizing nozzles are arranged obliquely on the curing water pipe 3, and the included angle between the atomizing nozzles and the horizontal plane is 30°-45°.

[0062] The spraying assembly further comprises a curing water recovery device, which comprises a U-shaped water collecting tank 11 arranged circumferentially along the side wall of the silo 1. A circulating pipeline 12 is arranged between the U-shaped water collecting tank 11 and the water storage device 9. The gap between the U-shaped water collecting tank 11 and the side wall of the silo 1 is sealed by glass glue.

[0063] The curing water recovery device further comprises a curing water purification assembly, which comprises a curing water sedimentation tank 13 and a sewage filter 14 connected in sequence through the circulating pipeline 12. The curing water flowing down from the side wall of the silo 1 first enters the U-shaped water collecting tank 11, and then enters the curing water sedimentation tank 13 through the circulating pipeline 12 in sequence. The dust and impurities are separated by physical sedimentation, and then filtered by the sewage filter 14 for secondary purification, so as to ensure that the water flowing into the water storage tank for reuse is clean water.

[0064] The control system comprises a water pumping device 8, a temperature and humidity sensor, a single-chip microcomputer and a delay relay;

[0065] The temperature and humidity sensor is used to detect the temperature and humidity of the environment and transmit them to the single-chip microcomputer. The single-chip microcomputer is used to output the curing spraying time length when the temperature and humidity respectively reach the preset threshold.

[0066] The delay relay comprises an electromagnetic coil and a normally closed switch. The single-chip microcomputer controls the start and duration time of the electromagnetic coil according to the curing spraying time length, so that the water pumping device 8 connected with the normally closed switch is powered.

[0067] Specifically, the temperature and humidity sensor is connected with the single-chip microcomputer through serial communication or IIC communication, the single-chip microcomputer reads the data of the temperature and humidity sensor through the input port, and judges whether the temperature and humidity of the current environment exceeds the set threshold according to the preset control algorithm, if yes, calculates and outputs the corresponding maintenance spraying time data to the delay relay, and the delay relay controls the spraying assembly to perform spraying operation according to the received data.

[0068] The control system further comprises a display module for displaying the temperature and humidity values of the current environment and the working state of the system in real time. The single-chip microcomputer converts the analog signal output by the temperature and humidity sensor into a digital signal through an analog-to-digital converter (ADC) for subsequent processing. The temperature and humidity sensor comprises a temperature-sensitive element and a humidity-sensitive element for measuring temperature and relative humidity respectively, and converts the measurement results into electrical signals for transmission. The control system further comprises a solenoid valve connected with the switch of the delay relay, which is used to control the opening and closing of the air pressure machine 5.

[0069] The delay relay has a knob or switch for setting the delay time, which is used to adjust the start delay and duration of the spraying assembly according to the maintenance spraying time data output by the single-chip microcomputer. The delay relay comprises an electromagnetic coil and a normally closed switch, and the single-chip microcomputer controls the start and duration of the electromagnetic coil according to the maintenance spraying time.

[0070] The above is only a preferred embodiment of the present application, and is not intended to limit the present application, any modification, equivalent replacement and improvement within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A silo spray and cure system characterized by, The application relates to a silo maintenance system, which comprises a lifting system, a spraying assembly and a control system. The spraying assembly comprises a curing water pipe (3) and a water supply pipe (4), the curing water pipe (3) is arranged on the annular lifting frame (2), one end of the water supply pipe (4) is connected with the curing water pipe (3), and the water supply pipe (4) is used for supplying curing water to the curing water pipe (3); an air pressure machine (5) is arranged on the water supply pipe (4); and the air pressure machine (5) is used for pumping curing water to a target height. The control system comprises a water pump (8), a temperature and humidity sensor, a single-chip microcomputer and a time-delay relay. The temperature and humidity sensor is used for detecting the temperature and humidity of the environment and transmitting the temperature and humidity to the single-chip microcomputer; the single-chip microcomputer is used for outputting a curing spraying time length when the temperature and humidity respectively reach preset threshold values. The time-delay relay comprises an electromagnetic coil and a normally closed switch; and the single-chip microcomputer controls the starting and duration time of the electromagnetic coil according to the curing spraying time length, so that the water pump (8) connected with the normally closed switch is electrified.

2. The silo spray maintenance system of claim 1, wherein, The annular lifting frame (2) is formed by splicing a plurality of arc-shaped steel pipe units (21); adjacent arc-shaped steel pipe units (21) are connected through flange blind plates (22); and a plurality of connecting rings (23) are arranged on the annular lifting frame (2) and used for connecting the driving device.

3. The silo spray maintenance system of claim 2, wherein, The arc-shaped steel pipe unit (21) comprises four sections, and the connecting ring (23) comprises four connecting rings, each of which is arranged at a middle position of the arc-shaped steel pipe unit (21).

4. The silo spray maintenance system of claim 2, wherein, The curing water pipe (3) is fixedly bound with the annular lifting frame (2) through a plurality of lashing belts (31), and the curing water pipe (3) is made of PVC.

5. The silo spray maintenance system of claim 2, wherein, The driving device comprises a plurality of servo winches (6); the rope (61) of each servo winch (6) is connected with the annular lifting frame (2) through the connecting ring (23); and the servo winch (6) is installed on a slip-form platform (7) of the silo (1).

6. The silo spray maintenance system of claim 1, wherein, The spraying assembly further comprises a water storage device (9), the water storage device (9) is a buried water storage tank, the other end of the water supply pipe (4) extends into the water storage device (9), and the water pump (8) is arranged between the air pressure machine (5) and the water storage device (9).

7. The silo spray maintenance system of claim 6, wherein, The control system comprises an electromagnetic valve, the electromagnetic valve is connected with the switch of the time-delay relay, and the electromagnetic valve is used for controlling the opening and closing of the air pressure machine (5).

8. The silo spray maintenance system of claim 1, wherein, A plurality of atomizing nozzles (10) are arranged on the curing water pipe (3), the atomizing nozzles (10) are arranged on the side of the sidewall of the silo (1), the included angle between the atomizing nozzles (10) and the horizontal plane is alpha, and the range of alpha is 10-50 degrees.

9. The silo spray maintenance system of claim 1, wherein, The curing water recycling device comprises a U-shaped water collecting groove (11) which is arranged circumferentially along the sidewall of the silo (1), and the curing water in the U-shaped water collecting groove (11) is returned to the water storage device (9) through a circulating pipeline (12), and the gap between the U-shaped water collecting groove (11) and the sidewall of the silo (1) is sealed by glass glue.

10. The silo spray maintenance system of claim 9, wherein, The curing water recycling device comprises a curing water purification assembly which comprises a curing water sedimentation tank (13) and a sewage filter (14) which are connected in sequence through a circulating pipeline (12).

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