CN113811121B

CN113811121B - Smart city Internet of things prevention and control system and method

Info

Publication number: CN113811121B
Application number: CN202111084785.1A
Authority: CN
Inventors: 余艳红
Original assignee: Shanghai High Flying Electronics Technology Co ltd
Current assignee: Shanghai High Flying Electronics Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2023-01-20
Anticipated expiration: 2041-09-16
Also published as: CN113811121A

Abstract

The invention relates to a smart city Internet of things prevention and control system and a smart city Internet of things prevention and control method, which comprise a central management module, wherein the output end of the central management module is provided with an information transmission module, a data sorting module and an alarm device, the input end of the central management module is provided with a user access port, an energy management module and a prevention and control detection module, and the output end of the information transmission module is provided with a data acquisition module; according to the invention, the prevention and control detection module, the central management module, the data sorting module and the alarm device are additionally arranged to work cooperatively, so that epidemic situations can be found in time and reported and published in time, and therefore, the public can quickly respond to emergencies and epidemic situation prevention and control departments can quickly reach accident sites.

Description

Smart city Internet of things prevention and control system and method

Technical Field

The invention relates to the technical field of smart cities, in particular to a smart city Internet of things prevention and control system and a smart city Internet of things prevention and control method.

Background

The internet of things is an important component of a new generation of information technology, and is widely applied to network fusion through communication sensing technologies such as intelligent sensing, identification technology and pervasive computing. With the continuous progress of science and technology, the internet of things is applied to daily prevention and control of smart cities. However, in the actual application process, still there are more shortcomings, for example, the alarm system is not complete, and after the urban epidemic prevention and control accident occurs, the accident site cannot be reached in time, and meanwhile, the heat dissipation holes are arranged outside the existing alarm device to ensure that the alarm device can dissipate heat in time, and the alarm device is prevented from being damaged due to high temperature. However, because the alarm device is arranged outdoors, in the actual application process, dust or insects can enter the alarm device through the heat dissipation holes, so that the cleaning work in the alarm device is required to be regularly carried out, and meanwhile, because of the deposition of the dust or the insects, the alarm device is easy to damage. In order to solve the problems, the invention provides a smart city Internet of things prevention and control system and a smart city Internet of things prevention and control method.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defects of the prior art, adapt to the practical requirements and provide a smart city Internet of things prevention and control system and a smart city Internet of things prevention and control method so as to solve the technical problems.

(2) Technical scheme

In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:

wisdom city thing networking prevention and control system, including central management module, central management module's output is provided with information transmission module, data arrangement module and alarm device, central management module's input is provided with user access port, energy management module and prevention and control detection module, information transmission module's output is provided with data acquisition module.

Further, alarm device includes alarm device shell and louvre, be provided with electric elements in the alarm device shell, and seted up the louvre on the lateral wall of alarm device shell, alarm device shell is provided with shutoff mechanism outward, shutoff mechanism can be used to the shutoff of realization to the louvre.

Furthermore, the plugging mechanism comprises a first plugging plate and a driving cylinder arm, the driving cylinder arm is fixedly connected to the upper end face of the first plugging plate, the free end of the driving cylinder arm is fixedly connected to the free end of the driving cylinder, the driving cylinder is fixedly arranged on a transverse bearing plate, the transverse bearing plate is fixedly arranged on the outer side wall of the shell of the alarm device, a guide supporting component is fixedly connected to the lower end face of the transverse bearing plate, and the free end of the guide supporting component is fixedly connected to the upper end face of the first plugging plate.

Furthermore, the direction supporting component comprises a direction supporting rod, a direction supporting cylinder and a direction supporting spring, the direction supporting rod is movably inserted in the direction supporting cylinder, the direction supporting spring is wound and connected outside the direction supporting rod, and two ends of the direction supporting spring are respectively and fixedly connected to the side wall of the direction supporting rod and the outer side wall of the direction supporting cylinder.

Further, a blower mechanism is arranged in the plugging mechanism.

Further, the air blowing mechanism comprises a push rod assembly and a moving hole, the push rod assembly is movably inserted into the moving hole formed in the first plugging plate, the first plugging plate is arranged to be a sealed box body, the lower end of the push rod assembly is hinged to a first push-pull rod, the free end of the first push-pull rod is hinged to the side wall of the rotating disc, the rotating disc is fixedly sleeved outside the rotating disc, the rotating disc rotates to be arranged on the inner side wall of the first plugging plate, the side wall of the rotating disc is further hinged to a second push-pull rod, the free end of the second push-pull rod is hinged to the upper end face of the second sealing plate, the free end of the second sealing plate is hinged to the second sealing plate, the second sealing plate can plug the air blowing hole formed in the bottom plate of the first plugging plate, a limiting sliding block is fixedly connected to the side wall of the second sealing plate and is arranged in a limiting sliding groove formed in the inner side wall of the first plugging plate, and an air blower is fixedly connected to the inner top wall of the first plugging plate.

Further, the pushing rod assembly comprises a pushing rod and a limiting connecting rod, the limiting connecting rod is fixedly connected to the lower end of the pushing rod, the limiting connecting rod is movably inserted into a limiting connecting groove, the limiting connecting groove is formed in the second pushing rod, a first supporting spring is wound outside the limiting connecting rod, and two ends of the first supporting spring are fixedly connected to the side wall of the first pushing rod and the side wall of the limiting connecting rod respectively.

Further, be provided with control mechanism in the shutoff board, control mechanism includes that electrode contact and No. two electrode contact phase-matchs set up, and electrode contact is fixed to be set up on the up end of No. two closing plates, fixedly connected with vertical support bar on the up end of No. two electrode contacts, and vertical support bar activity peg graft on a bearing piece, a bearing piece is fixed to be set up on the inside wall of shutoff board, vertical support bar twines outward and is connected with No. two supporting spring, and No. two supporting spring's both ends respectively fixed connection on vertical support bar's lateral wall and a bearing piece's lateral wall.

Further, still be provided with locking mechanical system in the shutoff board, locking mechanical system is including solid fixed ring and No. two bearing blocks, gu fixed cover of fixed ring is established outside a catch bar, and No. two bearing blocks are fixed to be set up on solid fixed ring's lateral wall, the activity is pegged graft on No. two bearing blocks has the locking lever, and the outer winding of locking lever is connected with No. three supporting spring, no. three supporting spring's both ends difference fixed connection on the lower terminal surface of No. two bearing blocks and on the lateral wall of locking lever, the locking lever activity is pegged graft at locking inslot, and locks the groove and set up on No. three bearing blocks, no. three bearing blocks are fixed to be set up on the lateral wall of rolling disc.

Further, the central management module is used for receiving information and sending an operation instruction;

the user access port is used for a user to log in the intelligent city Internet of things system and know city information;

the energy management module is used for supplying energy to the whole city and providing power for the operation of the Internet of things system of the whole smart city;

the data acquisition module is used for shooting the conditions of the whole city and acquiring various data of the whole city and transmitting the shot information to the central management module;

the information transmission module is used for establishing a 5G local area network and is a bridge for information transmission of the smart city Internet of things system;

the data sorting module is used for receiving the information transmitted by the central management module, classifying the information, and storing the information in a database, so that people can conveniently check the information;

the prevention and control detection module is used for city prevention and control detection, and transmits detected data to the central management module, and the data is transmitted to the database in the data sorting module by the central management module, so that people can watch the data conveniently;

the alarm device is used for receiving the alarm information of the central management module and sending the alarm information to corresponding prevention and control departments.

(3) Has the beneficial effects that:

according to the invention, the prevention and control detection module, the central management module, the data sorting module and the alarm device are additionally arranged to work cooperatively, so that epidemic situations can be found in time and reported and published in time, and therefore, the public can quickly respond to emergencies and epidemic situation prevention and control departments can quickly reach accident sites.

According to the invention, through improving the structure of the alarm device, the improved alarm device can effectively prevent dust or insects from entering the device when the alarm device is not in operation through plugging the heat dissipation holes in the actual working process, so that the alarm cleaning frequency can be reduced, and meanwhile, the alarm device can be effectively prevented from being damaged.

According to the invention, the blocking mechanism is additionally arranged outside the shell of the alarm device, and the arrangement of the blocking mechanism can be used for blocking the heat dissipation holes, so that dust or insects can be effectively prevented from entering the shell of the alarm device under the condition that the shell of the alarm device does not work.

According to the invention, the air blowing mechanism is additionally arranged in the first blocking plate, and the air blowing mechanism can accelerate the air flow near the heat dissipation holes, so that in the process of opening the heat dissipation holes for heat dissipation, the air flow can be accelerated to achieve a better cooling effect, and meanwhile, through the air flow, dust or insects in the environment can be blown to be far away from the shell of the alarm device.

According to the invention, the control mechanism is additionally arranged in the first plugging plate and used for controlling the power-on process of the air blower, and through the arrangement of the control mechanism, the air blower can blow air timely, and meanwhile, the effects of energy conservation and consumption reduction can be achieved.

The invention additionally provides a locking mechanism which is used for locking the position of the rotating disc, and particularly, when the second sealing plate is driven to be separated from the air blowing hole through the rotation of the rotating disc, the locking mechanism can lock the current position of the rotating disc, so that the current position of the second sealing plate is locked, and the second sealing plate is prevented from falling to block the air blowing hole again.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a smart city internet of things prevention and control system and method according to the invention;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 of the smart city Internet of things prevention and control system and method according to the present invention;

FIG. 3 is a schematic view of the internal cross-sectional structure of a part of the structure in FIG. 1 of the intelligent city IOT prevention and control system and method according to the present invention;

FIG. 4 is an enlarged schematic view of a structure B in FIG. 3 of the intelligent city Internet of things prevention and control system and method of the invention;

fig. 5 is an enlarged schematic view of the structure C in fig. 4 of the intelligent city internet of things prevention and control system and method of the invention.

The reference numbers are as follows:

the alarm device comprises an alarm device shell 1, a heat dissipation hole 2, a plugging mechanism 3, a first plugging plate 31, a driving cylinder arm 32, a driving cylinder 33, a transverse bearing plate 34, a guide supporting component 35, a guide supporting rod 351, a guide supporting cylinder 352, a guide supporting spring 353, a blowing mechanism 4, a push rod component 41, a first push rod 411, a limit connecting rod 412, a limit connecting groove 413, a second push rod 414, a first supporting spring 415, a moving hole 42, a first push rod 43, a rotating disc 44, a rotating rod 45, a second push rod 46, a second sealing plate 47, a limit slider 48, a limit sliding groove 49, a blower 410, a blowing hole 4101, a control mechanism 5, a first electrode contact piece 51, a second electrode contact piece 52, a vertical supporting rod 53, a second supporting spring 54, a first bearing block 55, a locking mechanism 6, a fixing ring 61, a second bearing block 62, a locking rod 63, a third supporting spring 64, a locking groove 65 and a third bearing block 66.

Detailed Description

The invention will be further illustrated with reference to the following figures 1 to 5 and examples:

the invention discloses a smart city Internet of things prevention and control system, which comprises a central management module, wherein an information transmission module, a data arrangement module and an alarm device are arranged at the output end of the central management module, a user access port, an energy management module and a prevention and control detection module are arranged at the input end of the central management module, and a data acquisition module is arranged at the output end of the information transmission module.

In the embodiment, the alarm device comprises an alarm device shell 1 and heat dissipation holes 2, wherein electrical elements are arranged in the alarm device shell 1, the heat dissipation holes 2 are formed in the side wall of the alarm device shell 1, the plugging mechanism 3 is arranged outside the alarm device shell 1, and the plugging mechanism 3 can be used for plugging the heat dissipation holes 2.

In the embodiment, the plugging mechanism 3 comprises a first plugging plate 31 and a driving cylinder arm 32, the driving cylinder arm 32 is fixedly connected to the upper end face of the first plugging plate 31, the free end of the driving cylinder arm 32 is fixedly connected to the free end of the driving cylinder 33, the driving cylinder 33 is fixedly arranged on a transverse bearing plate 34, the transverse bearing plate 34 is fixedly arranged on the outer side wall of the alarm device shell 1, a guide supporting component 35 is fixedly connected to the lower end face of the transverse bearing plate 34, and the free end of the guide supporting component 35 is fixedly connected to the upper end face of the first plugging plate 31.

In this embodiment, direction supporting component 35 includes direction bracing piece 351, direction supporting cylinder 352 and direction supporting spring 353, the activity of direction bracing piece 351 is pegged graft in direction supporting cylinder 352, direction supporting spring 353 winding is connected outside direction bracing piece 351, and the both ends of direction supporting spring 353 fixed connection respectively on the lateral wall of direction bracing piece 351 and the lateral wall of direction supporting cylinder 352, the setting of direction supporting component 35, both can play the effect that the direction was supported for the motion of a shutoff board 31, and simultaneously, can provide power for the motion that resets of a shutoff board 31 again.

In this embodiment, a blower mechanism 4 is disposed in the blocking mechanism 3, the blower mechanism 4 includes a push rod assembly 41 and a moving hole 42, the push rod assembly 41 is movably inserted into the moving hole 42 formed in the first blocking plate 31, the first blocking plate 31 is disposed in a sealed box, a first push-pull rod 43 is hinged to a lower end of the push rod assembly 41, a free end of the first push-pull rod 43 is hinged to a side wall of a rotating disc 44, the rotating disc 44 is fixedly sleeved outside the rotating disc 45, the rotating disc 45 is rotatably disposed on an inner side wall of the first blocking plate 31, a second push-pull rod 46 is hinged to a side wall of the rotating disc 44, a free end of the second push-pull rod 46 is hinged to an upper end surface of a second sealing plate 47, a free end of the second sealing plate 47 is hinged to the second sealing plate 47, and the second sealing plate 47 can block the blowing hole 4101 formed in the bottom plate of the first blocking plate 31, the side wall of the second sealing plate 47 is fixedly connected with a limiting slide block 48, the limiting slide block 48 is arranged in a limiting slide groove 49 formed in the inner side wall of the first sealing plate 31 in a sliding manner, an air blower 410 is fixedly connected to the inner top wall of the first sealing plate 31, the push rod assembly 41 comprises a first push rod 411 and a limiting connecting rod 412, the lower end of the first push rod 411 is fixedly connected with the limiting connecting rod 412, the limiting connecting rod 412 is movably inserted in the limiting connecting groove 413, the limiting connecting groove 413 is formed in the second push rod 414, a first supporting spring 415 is wound and connected outside the limiting connecting rod 412, and two ends of the first supporting spring 415 are respectively and fixedly connected to the side wall of the first push rod 411 and the side wall of the limiting connecting rod 412, the air blowing mechanism 4 is additionally arranged in the first sealing plate 31, the air blowing mechanism 4 is arranged, and air flow near 2 can be accelerated, open at louvre 2 like this and carry out radiating in-process, both can reach better cooling effect through accelerating the air flow, simultaneously, through the flow of air, also can blow the dust or the insect in the environment and keep away from alarm device shell 1.

In this embodiment, a control mechanism 5 is arranged in the first blocking plate 31, the control mechanism 5 includes a first electrode contact 51 and a second electrode contact 52, the first electrode contact 51 is fixedly arranged on the upper end face of the second sealing plate 47, a vertical support rod 53 is fixedly connected to the upper end face of the second electrode contact 52, the vertical support rod 53 is movably inserted into a first support block 55, the first support block 55 is fixedly arranged on the inner side wall of the first blocking plate 31, a second support spring 54 is wound and connected outside the vertical support rod 53, and two ends of the second support spring 54 are respectively and fixedly connected to the side wall of the vertical support rod 53 and the side wall of the first support block 55.

In this embodiment, a locking mechanism 6 is further disposed in the first sealing plate 31, the locking mechanism 6 includes a fixing ring 61 and a second bearing block 62, the fixing ring 61 is fixedly disposed outside the first pushing rod 411, the second bearing block 62 is fixedly disposed on an outer side wall of the fixing ring 61, a locking rod 63 is movably inserted into the second bearing block 62, the locking rod 63 is connected to a third supporting spring 64 in a winding manner, two ends of the third supporting spring 64 are fixedly connected to a lower end face of the second bearing block 62 and a side wall of the locking rod 63, the locking rod 63 is movably inserted into a locking groove 65, the locking groove 65 is disposed on the third bearing block 66, the third bearing block 66 is fixedly disposed on the side wall of the rotating disc 44, in the present invention, the locking mechanism 6 is additionally disposed, the locking mechanism 6 is configured to lock a position of the rotating disc 44, specifically, when the second sealing plate 47 is driven by rotation of the rotating disc 44 to be disengaged from the blowing hole 4101, the locking mechanism 6 can lock a current position of the rotating disc 44, thereby locking plate 47 is prevented from dropping off the blowing hole 4101 again.

In this embodiment, the central management module is configured to receive information and send an operation instruction;

the user access port is used for a user to log in the smart city Internet of things system and know city information;

the data acquisition module is used for shooting the conditions of the whole city to acquire various data of the whole city and transmitting the shot information to the central management module;

the prevention and control detection module is used for city prevention and control detection, transmits detected data to the central management module, and transmits the data to the database in the data sorting module by the central management module, so that people can watch the data conveniently;

the alarm device is used for receiving the alarm information of the central management module and sending the alarm information to the corresponding prevention and control department.

The working principle of the invention comprises the following processes:

in the state that the electric elements in the alarm device shell 1 work, the first blocking plate 31 is separated from the heat dissipation hole 2 to dissipate heat; the second sealing plate 47 is separated from the blowing holes 4101, and the blower 410 works to enable flowing air to move out of the first sealing plate 31 through the blowing holes 4101 and accelerate the air flow near the heat dissipation holes 2, so that the heat dissipation efficiency can be improved, and meanwhile, dust or insects can be prevented from entering the shell 1 of the alarm device; the first electrode contact piece 51 and the second electrode contact piece 52 are contacted together;

after the alarm device finishes working, the driving cylinder 33 is screwed, the driving cylinder 33 drives the driving cylinder arm 32 to move downwards, the driving cylinder arm 32 moves downwards, and the first blocking plate 31 is driven to complete blocking of the heat dissipation hole 2;

at the initial stage of upward movement of the push rod assembly 41 relative to the first blocking plate 31, the first push rod 411 can move upward relative to the second push rod 414, in the process of upward movement of the first push rod 411, the first push rod can drive the fixing ring 61 and the second bearing block 62 to move upward, and the upward movement of the second bearing block 62 can drive the locking rod 63 to move upward and move out of the locking groove 65, so that the rotating disc 44 can rotate;

when the rotating disc 44 is in a rotatable state, the upward movement of the push rod assembly 41 pulls the rotating disc 44 to rotate anticlockwise through the first push-pull rod 43, the anticlockwise rotation of the rotating disc 44 pushes the second sealing plate 47 to move downwards through the second push-pull rod 46, and the sealing of the blast hole 4101 is completed through the second sealing plate 47;

when the second sealing plate 47 moves downwards in the first sealing plate 31, the first sealing plate can drive the first electrode contact 51 to move downwards relative to the second electrode contact 52, and along with the continuation of the movement, the first sealing plate 51 can be separated from the second sealing plate 52, so that the series circuit is disconnected, and the blower 410 stops working, thereby achieving the effects of energy conservation and consumption reduction.

The invention has the beneficial effects that:

According to the invention, the blocking mechanism 3 is additionally arranged outside the alarm device shell 1, and the arrangement of the blocking mechanism 3 can be used for blocking the heat dissipation hole 2, so that dust or insects can be effectively prevented from entering the alarm device shell 1 in the non-working state of the alarm device shell 1.

According to the invention, the air blowing mechanism 4 is additionally arranged in the first blocking plate 31, and the air flow near the heat dissipation holes 2 can be accelerated by the arrangement of the air blowing mechanism 4, so that in the process of opening the heat dissipation holes 2 for heat dissipation, a better cooling effect can be achieved by accelerating the air flow, and meanwhile, through the air flow, dust or insects in the environment can be blown to be far away from the alarm device shell 1.

According to the invention, the control mechanism 5 is additionally arranged in the first plugging plate 31, the control mechanism 5 is arranged for realizing the control of the power-on process of the air blower 410, and the control mechanism 5 can ensure the timely air blowing of the air blower 410 and achieve the effects of energy saving and consumption reduction.

In the invention, a locking mechanism 6 is additionally arranged, the locking mechanism 6 is used for locking the position of the rotary disc 44, and specifically, when the second sealing plate 47 is driven to be separated from the blast hole 4101 by the rotation of the rotary disc 44, the locking mechanism 6 can lock the current position of the rotary disc 44, so that the current position of the second sealing plate 47 is locked, and the second sealing plate 47 is prevented from falling to block the blast hole 4101 again.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims

1. The intelligent city Internet of things prevention and control system comprises a central management module and is characterized in that an information transmission module, a data sorting module and an alarm device are arranged at the output end of the central management module, a user access port, an energy management module and a prevention and control detection module are arranged at the input end of the central management module, and a data acquisition module is arranged at the output end of the information transmission module;

the alarm device comprises an alarm device shell (1) and radiating holes (2), wherein electrical elements are arranged in the alarm device shell (1), the radiating holes (2) are formed in the side wall of the alarm device shell (1), a plugging mechanism (3) is arranged outside the alarm device shell (1), and the plugging mechanism (3) can be used for plugging the radiating holes (2);

the plugging mechanism (3) comprises a first plugging plate (31) and a driving air cylinder arm (32), the upper end face of the first plugging plate (31) is fixedly connected with the driving air cylinder arm (32), the free end of the driving air cylinder arm (32) is fixedly connected to the free end of a driving air cylinder (33), the driving air cylinder (33) is fixedly arranged on a transverse bearing plate (34), the transverse bearing plate (34) is fixedly arranged on the outer side wall of the alarm device shell (1), the lower end face of the transverse bearing plate (34) is fixedly connected with a guide supporting assembly (35), and the free end of the guide supporting assembly (35) is fixedly connected to the upper end face of the first plugging plate (31);

the guide support assembly (35) comprises a guide support rod (351), a guide support cylinder (352) and a guide support spring (353), the guide support rod (351) is movably inserted into the guide support cylinder (352), the guide support spring (353) is wound outside the guide support rod (351), and two ends of the guide support spring (353) are fixedly connected to the side wall of the guide support rod (351) and the outer side wall of the guide support cylinder (352) respectively;

a blower mechanism (4) is arranged in the plugging mechanism (3);

the air blowing mechanism (4) comprises a push rod assembly (41) and a moving hole (42), the push rod assembly (41) is movably inserted into the moving hole (42) formed in the first sealing plate (31), the first sealing plate (31) is arranged to be a sealed box body, the lower end of the push rod assembly (41) is hinged to a push-pull rod (43), the free end of the push-pull rod (43) is hinged to the side wall of a rotating disc (44), the rotating disc (44) is fixedly sleeved outside the rotating rod (45), the rotating rod (45) is rotatably arranged on the inner side wall of the first sealing plate (31), the side wall of the rotating disc (44) is further hinged to a second push-pull rod (46), the free end of the second push-pull rod (46) is hinged to the upper end face of a second sealing plate (47), the free end of the second sealing plate (47) is hinged to a second sealing plate (47), the second sealing plate (47) can realize the air blowing hole (1) formed in the bottom plate of the first sealing plate (31), a sliding block (48) is arranged in a sliding groove (31), and a top wall (48) of a first sealing plate (31) is connected with a limiting sliding chute (410)

Push rod subassembly (41) include catch bar (411) and spacing connecting rod (412), fixedly connected with spacing connecting rod (412) on the lower extreme of catch bar (411), and spacing connecting rod (412) activity is pegged graft in spacing spread groove (413), spacing spread groove (413) are seted up on No. two catch bars (414), spacing connecting rod (412) outer winding is connected with supporting spring (415) No. one, and the both ends difference fixed connection of supporting spring (415) is on the lateral wall of catch bar (411) and on the lateral wall of spacing connecting rod (412).

2. The smart city internet of things prevention and control system of claim 1, wherein: be provided with control mechanism (5) in a shutoff board (31), control mechanism (5) include that an electrode contact (51) and No. two electrode contact (52) phase-match set up, and an electrode contact (51) is fixed to be set up on the up end of No. two closing plates (47), fixedly connected with vertical bracing piece (53) on the up end of No. two electrode contact (52), and vertical bracing piece (53) activity is pegged graft on bearing block (55), bearing block (55) are fixed to be set up on the inside wall of a shutoff board (31), vertical bracing piece (53) outer winding is connected with No. two supporting spring (54), and the both ends of No. two supporting spring (54) fixed connection respectively on the lateral wall of vertical bracing piece (53) and the lateral wall of bearing block (55).

3. The intelligent city internet of things prevention and control system as claimed in claim 2, wherein: still be provided with locking mechanical system (6) in a closure plate (31), locking mechanical system (6) are including fixed ring (61) and No. two bearing pieces (62), fixed cover of fixed ring (61) is established outside catch bar (411), and No. two bearing pieces (62) are fixed to be set up on the lateral wall of fixed ring (61), no. two bearing pieces (62) go up the activity and peg graft and have locking lever (63), and locking lever (63) outer winding is connected with No. three supporting spring (64), the both ends difference fixed connection of No. three supporting spring (64) is on the lower terminal surface of No. two bearing pieces (62) and the lateral wall of locking lever (63), locking lever (63) activity is pegged graft in locking groove (65), and locking groove (65) are seted up on No. three bearing pieces (66), no. three bearing pieces (66) are fixed to be set up on the lateral wall of rolling disc (44).

4. A method for applying the intelligent city internet of things prevention and control system as claimed in any one of claims 1-3, wherein: the central management module is used for receiving information and sending an operation instruction;