Intelligent construction site safety monitoring system based on Internet of Things

Abstract

The utility model relates to the technical field of safety monitoring, and discloses an intelligent construction site safety monitoring system based on the Internet of Things, which comprises a safety monitoring device and a signal receiving device, a safety belt is fixed at the bottom of the safety monitoring device, and the safety monitoring device monitors the use state of the safety belt. The safety monitoring device transmits the use state of the safety belt to the signal receiving device in a wireless mode to be displayed, the safety monitoring device comprises a signal transmitting device, and the top of the signal transmitting device is fixedly connected with a connecting device. According to the intelligent construction site safety monitoring system based on the Internet of Things, the infrared emission head is installed at the top of the connecting device, the infrared receiving head is installed in the safety belt hook, and infrared signals are emitted to the infrared receiving head through the infrared emission head; whether the safety belt penetrates through the safety belt hook or not is judged by judging on-off of the infrared signals, and the effect of monitoring the use condition of the safety belt is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of safety monitoring, in particular to an intelligent construction site safety monitoring system based on the Internet of Things. Background Technique

[0002] When a construction site is under construction, construction safety is of utmost importance. Once a safety accident occurs, in addition to causing casualties, there will also be problems of suspension of work for rectification.

[0003] Therefore, safety officers will be deployed at the construction site to patrol the construction site to improve the safety of construction work and avoid safety accidents.

[0004] During the construction process at the construction site, high-altitude work is often required. When performing high-altitude work, in order to ensure the safety of construction workers, safety personnel will require construction workers to wear safety belts and use them in a standardized manner of "hanging high and using low". However, for the convenience of operation, construction workers often do not wear safety belts or wear them falsely.

[0005] For this reason, an intelligent construction site safety monitoring system based on the Internet of Things is proposed to improve the supervision of high-altitude construction workers. Content of the Utility Model

[0006] The purpose of the utility model is to provide an intelligent construction site safety monitoring system based on the Internet of Things to solve the problems raised in the above background technique.

[0007] To solve the above technical problems, the utility model provides the following technical solution: An intelligent construction site safety monitoring system based on the Internet of Things, including a safety monitoring device and a signal receiving device. A safety belt is fixed at the bottom of the safety monitoring device. The safety monitoring device monitors the usage status of the safety belt and transmits the usage status of the safety belt to the signal receiving device wirelessly for display;

[0008] The safety monitoring device includes a signal transmitting device. A connecting device is fixedly connected to the top of the signal transmitting device. A safety belt hook is fixedly connected to the top of the connecting device. The safety belt hook is a metal ring with a locking function. The signal transmitting device is connected to the safety belt. The safety belt hook hooks back the safety belt to form a hanging loop;

[0009] An infrared transmitting head is installed at the top of the connecting device. An infrared receiving head is installed at the inner top of the safety belt hook. The infrared transmitting head emits infrared rays to the infrared receiving head;

[0010] The inside of the seat belt hook is provided with a wire threading hole, and the circuit of the infrared receiving head is led to the inside of the connecting device through the wire threading hole and is plugged into the inside of the signal transmitting device together with the circuit of the infrared transmitting head;

[0011] When the infrared ray is blocked, the seat belt is in use state. When the infrared ray is received by the infrared receiving head, the seat belt is not in use;

[0012] When the seat belt is not in use, the signal transmitting device sends a warning prompt to the signal receiving device.

[0013] Preferably, the signal transmitting device includes a protective housing. A seat belt connecting ring is provided at the bottom of the protective housing, and the seat belt passes through and is fixed to the seat belt connecting ring;

[0014] A connecting circuit board is fixedly connected inside the protective housing. A wireless transmission device is installed on the circuit board. A charging interface is installed on the connecting circuit board. A sealed battery is also installed inside the protective housing. After the charging interface is externally connected to a power source, it supplies power to the sealed battery, and the sealed battery supplies power to the protective housing;

[0015] The circuits of the infrared transmitting head and the infrared receiving head are both connected to the connecting circuit board.

[0016] Preferably, a pressure sensor is installed inside the protective housing. The pressure sensor penetrates from the bottom of the seat belt connecting ring to between the seat belt connecting rings and lapped with the seat belt;

[0017] The pressure sensor is connected to the connecting circuit board through a circuit to realize signal interaction and power transmission.

[0018] Preferably, a card reader is also installed on the connecting circuit board. The card reader communicates with the outside from the side of the protective housing. The card reader is signal-connected to the connecting circuit board, and a chip card is inserted into the card reader.

[0019] Preferably, a sound transceiver device is installed inside the protective housing. The sound transceiver device is signal-connected to the connecting circuit board.

[0020] Preferably, the signal receiving device includes a signal receiver. A wireless network module is provided inside the signal receiver, and a plurality of indicator lights are provided on the signal receiver;

[0021] A speaker and a pickup are respectively provided on the signal receiver. A trigger switch is also provided on the signal receiver, and the trigger switch controls the on-off of the pickup.

[0022] Preferably, a card reading area is also provided on the signal receiver, and a card reading device is provided at the bottom of the card reading area.

[0023] Compared with the prior art, the beneficial effects achieved by the present utility model are as follows:

[0024] First, the present utility model installs an infrared transmitter at the top of the connecting device and an infrared receiver inside the seat belt hook. By the infrared transmitter emitting an infrared signal to the infrared receiver, and judging whether the seat belt is passed through the seat belt hook during use by determining the on / off of the infrared signal, the effect of monitoring the use status of the seat belt is achieved.

[0025] Second, the present utility model installs a pressure sensor inside the signal transmitting device and makes the pressure sensor transmit to the inside of the connecting device to be in contact with the seat belt. When the seat belt is suspended, the seat belt will exert pressure on the pressure sensor under the action of gravity, so as to determine that the seat belt is suspended at a high place, avoiding the false suspension that the construction worker passes the seat belt through the seat belt hook without suspension, and further improving the supervision intensity.

[0026] Third, the present utility model sets a card reader for reading the identity card of the user. Thus, during the use process, the card reader will implement real-name registration and transmit the data to the Internet of Things for storage, so as to facilitate the safety management personnel to conduct supervision and accountability. And a card reading area is set on the signal receiver for reading the identity card of the safety supervision personnel to manage the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 is a schematic structural diagram of the safety monitoring device of the present utility model;

[0028] Figure 2 is a schematic structural diagram of the signal receiving device of the present utility model;

[0029] Figure 3 is a schematic top view of the connecting device of the present utility model;

[0030] Figure 4 is a schematic assembly diagram of the signal transmitting device structure of the present utility model;

[0031] Figure 5 is a schematic diagram of the battery package structure of the present utility model;

[0032] Figure 6 is a schematic diagram of the installation of the infrared receiver of the present utility model;

[0033] Figure 7 is a schematic diagram of the present utility model connected to and used with the seat belt.

[0034] Wherein: 1. Safety monitoring device; 101. Signal transmitting device; 1011. Protective housing; 1012. Seat belt connecting ring; 1013. Connecting circuit board; 1014. Charging interface; 1015. Sealed battery; 1016. Pressure sensor; 1017. Card reader; 1018. Sound transceiver; 102. Connecting device; 1021. Infrared emitter; 103. Seat belt hook; 1031. Infrared receiver; 1032. Threading hole; 2. Signal receiving device; 201. Signal receiver; 202. Indicator light; 203. Speaker; 204. Pickup; 205. Trigger switch; 206. Card reading area. Detailed implementation mode

[0035] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0036] Please refer to Figures 1-7 , an intelligent construction site safety monitoring system based on the Internet of Things, including a safety monitoring device 1 and a signal receiving device 2. The bottom of the safety monitoring device 1 is fixedly connected with a seat belt. The safety monitoring device 1 monitors the usage status of the seat belt and transmits the usage status of the seat belt to the signal receiving device 2 wirelessly for display;

[0037] The safety monitoring device 1 includes a signal transmitting device 101. The top of the signal transmitting device 101 is fixedly connected with a connecting device 102. The top of the connecting device 102 is fixedly connected with a seat belt hook 103. The seat belt hook 103 is a metal ring with a locking function. The signal transmitting device 101 is connected to the seat belt, and the seat belt hook 103 hooks back the seat belt to form a hanging loop;

[0038] An infrared emitter 1021 is installed at the top of the connecting device 102, and an infrared receiver 1031 is installed at the inner top of the seat belt hook 103. The infrared emitter 1021 emits infrared rays to the infrared receiver 1031;

[0039] A threading hole 1032 is arranged inside the seat belt hook 103. The line of the infrared receiver 1031 is led to the inside of the connecting device 102 through the threading hole 1032 and is plugged into the inside of the signal transmitting device 101 together with the line of the infrared emitter 1021;

[0040] When the infrared rays are blocked, the seat belt is in use. When the infrared rays are received by the infrared receiver 1031, the seat belt is not in use;

[0041] When the seat belt is not in use, the signal transmitting device 101 sends a warning prompt to the signal receiving device 2, just like the identification device of the electronic fence is used to identify the intruder and give an alarm after climbing over the fence.

[0042] Through the above technical solution, an infrared transmitter 1021 is installed on the top of the connecting device 102, and an infrared receiver 1031 is installed inside the seat belt hook 103. The infrared transmitter 1021 emits an infrared signal to the infrared receiver 1031, and it is judged whether the seat belt is passed through the seat belt hook 103 and in use by judging the on / off of the infrared signal. When the construction worker does not hang the seat belt during the construction period, the signal receiving device 2 will remind the safety management personnel in the form of sound and light, so that the safety management personnel can reach the construction site for correction, achieving the effect of monitoring the use status of the seat belt.

[0043] Specifically, the signal transmitting device 101 includes a protective housing 1011. A seat belt connection ring 1012 is opened at the bottom of the protective housing 1011, and the seat belt passes through and is fixed to the seat belt connection ring 1012;

[0044] A connecting circuit board 1013 is fixedly connected inside the protective housing 1011. A wireless transmission device is installed on the circuit board 1013, a charging interface 1014 is installed on the connecting circuit board 1013, and a sealed battery 1015 is also installed inside the protective housing 1011. After the charging interface 1014 is connected to an external power supply, it supplies power to the sealed battery 1015, and the sealed battery 1015 supplies power to the protective housing 1011;

[0045] The circuits of the infrared transmitter 1021 and the infrared receiver 1031 are both connected to the connecting circuit board 1013.

[0046] Through the above technical solution, the provided protective housing 1011 is used to protect the internal components, and the material of the protective housing 1011 is high-strength alloy, which is used to improve the tensile strength and avoid the reduction of strength due to the existence of cavities inside the protective housing 1011. The provided seat belt connection ring 1012 is used to connect with the seat belt and replaces the original hanging buckle of the seat belt for use;

[0047] The connecting circuit board 1013 is used to integrally install various functional components. The provided sealed battery 1015 is located at the bottom of the connecting circuit board 1013 and is connected to the power supply through the charging interface 1014 to supply power to the sealed battery 1015. After the sealed battery 1015 stores electricity, it supplies power to the connecting circuit board 1013, so that each component on the connecting circuit board 1013 can work normally.

[0048] Specifically, a pressure sensor 1016 is installed inside the protective housing 1011. The pressure sensor 1016 penetrates from the bottom of the seat belt connection ring 1012 to overlap with the seat belt between the seat belt connection rings 1012.

[0049] The pressure sensor 1016 is connected to the connection circuit board 1013 through a line to achieve signal interaction and power transmission.

[0050] Through the above technical solution, a pressure sensor 1016 is installed inside the signal transmitting device 101, and the pressure sensor 1016 is transmitted to the inside of the connection device 102 to be in contact with the seat belt. When the seat belt is suspended, the seat belt will apply pressure to the pressure sensor 1016 under the action of gravity, so as to determine that the seat belt is suspended at a high place, avoiding the false suspension that the construction worker passes the seat belt through the seat belt hook 103 without hanging and using it, and further improving the supervision intensity.

[0051] Specifically, a card reader 1017 is also installed on the connection circuit board 1013. The card reader 1017 communicates with the outside from the side of the protective housing 1011. The card reader 1017 is signal-connected to the connection circuit board 1013, and a chip card is inserted into the card reader 1017.

[0052] Through the above technical solution, the card reader 1017 is set to read the identity card of the user. Thus, during the use process, the card reader 1017 will implement real-name registration and transmit the data to the Internet of Things for storage, so as to facilitate the supervision and accountability of safety management personnel.

[0053] The user inserts the identity card into the inside of the card reader 1017 from the side of the protective housing 1011, and the card reader 1017 identifies the user's identity according to the information stored in the identity card.

[0054] Specifically, a sound transceiver device 1018 is installed inside the protective housing 1011. The sound transceiver device 1018 is signal-connected to the connection circuit board 1013.

[0055] Through the above technical solution, the set sound transceiver device 1018 is used to pick up the user's voice and play the received voice, realizing the function of remote interaction with the safety manager. The voice pickup function of the sound transceiver device 1018 can be turned off by the user, so as to ensure the privacy of the user during non-conversation time.

[0056] Specifically, the signal receiving device 2 includes a signal receiver 201. A wireless network module is arranged inside the signal receiver 201, and a plurality of indicator lights 202 are arranged on the signal receiver 201.

[0057] A speaker 203 and a pickup 204 are respectively arranged on the signal receiver 201. A trigger switch 205 is also arranged on the signal receiver 201, and the trigger switch 205 controls the on / off of the pickup 204.

[0058] Through the above technical solution, the wireless module is used to receive and transmit signals. The received signal is the signal sent by the safety monitoring device 1, and each safety monitoring device 1 is provided with an independent code, so as to be distinguished on the indicator light 202. The lights at different positions of the indicator light 202 will emit light for safety monitoring devices 1 with different codes. Among them, the safety monitoring device 1 emits green light during normal use, and emits red light when the safety monitoring device 1 is in a suspicious state;

[0059] The arranged speaker 203 is used to play the audio sent by the safety monitoring device 1 end, while the pickup 204 is used to send an audio signal to the safety monitoring device 1 end, so as to realize remote interaction, inquire about and communicate with the situation of the construction personnel. During the interaction process, the pickup 204 is controlled by the trigger switch 205 to avoid privacy leakage.

[0060] Specifically, a card reading area 206 is also arranged on the signal receiver 201, and a card reading device is arranged at the bottom of the card reading area 206.

[0061] Through the above technical solution, the purpose of setting the card reading area 206 is to improve the usage authority of the device, and only authorized safety managers can operate the device.

[0062] During use, an infrared transmitting head 1021 is installed at the top of the connecting device 102, and an infrared receiving head 1031 is installed inside the safety belt hook 103. An infrared signal is transmitted from the infrared transmitting head 1021 to the infrared receiving head 1031, and whether the safety belt is passed through the safety belt hook 103 during use is judged by judging the on / off of the infrared signal, achieving the effect of monitoring the usage status of the safety belt;

[0063] By installing a pressure sensor 1016 inside the signal transmitting device 101 and making the pressure sensor 1016 transmit to the inside of the connecting device 102 to be in contact with the safety belt. When the safety belt is suspended, the safety belt will exert pressure on the pressure sensor 1016 under the action of gravity, so as to determine that the safety belt is hung high, avoiding the false suspension that the construction personnel pass the safety belt through the safety belt hook 103 without hanging it for use, and further improving the supervision intensity;

[0064] By setting up a card reader 1017 to read the identity cards of users, during the usage process, the card reader 1017 will implement real-name registration and transmit the data to the Internet of Things for storage, so as to facilitate the supervision and accountability of security management personnel. Moreover, a card reading area 206 is set on the signal receiver 201 to read the identity cards of security supervision personnel for device management.

[0065] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An intelligent construction site safety monitoring system based on the Internet of Things, characterized in that: It includes a safety monitoring device (1) and a signal receiving device (2). A safety belt is fixed to the bottom of the safety monitoring device (1). The safety monitoring device (1) monitors the usage status of the safety belt and wirelessly transmits the usage status of the safety belt to the signal receiving device (2) for display; The safety monitoring device (1) includes a signal transmitting device (101). A connecting device (102) is fixedly connected to the top of the signal transmitting device (101). A safety belt hook (103) is fixedly connected to the top of the connecting device (102). The safety belt hook (103) is a metal ring with a locking function. The signal transmitting device (101) is connected to the safety belt. The safety belt hook (103) hooks back the safety belt to form a hanging loop; An infrared transmitting head (1021) is installed at the top of the connecting device (102). An infrared receiving head (1031) is installed at the inner top of the safety belt hook (103). The infrared transmitting head (1021) emits infrared rays towards the infrared receiving head (1031); A wire threading hole (1032) is provided inside the safety belt hook (103). The wire of the infrared receiving head (1031) is led through the wire threading hole (1032) to the inside of the connecting device (102) and is plugged into the inside of the signal transmitting device (101) together with the wire of the infrared transmitting head (1021); When the infrared rays are blocked, the safety belt is in use. When the infrared rays are received by the infrared receiving head (1031), the safety belt is not in use; When the safety belt is not in use, the signal transmitting device (101) sends a warning prompt to the signal receiving device (2).

2. The intelligent construction site safety monitoring system based on the Internet of Things according to claim 1, characterized in that: The signal transmitting device (101) includes a protective housing (1011). A safety belt connecting ring (1012) is provided at the bottom of the protective housing (1011). The safety belt connecting ring (1012) allows the safety belt to pass through and be fixed; A connecting circuit board (1013) is fixedly connected inside the protective housing (1011). A wireless transmission device is installed on the circuit board (1013). A charging interface (1014) is installed on the connecting circuit board (1013). A packet battery (1015) is also installed inside the protective housing (1011). After the charging interface (1014) is connected to an external power source, it supplies power to the packet battery (1015). The packet battery (1015) supplies power to the protective housing (1011); The wires of the infrared transmitting head (1021) and the infrared receiving head (1031) are both connected to the connecting circuit board (1013).

3. An intelligent construction site safety monitoring system based on the Internet of Things according to claim 2, characterized in that: A pressure sensor (1016) is installed inside the protective housing (1011). The pressure sensor (1016) penetrates from the bottom of the safety belt connecting ring (1012) to overlap with the safety belt between the safety belt connecting rings (1012); The pressure sensor (1016) is connected to the connecting circuit board (1013) through a wire to achieve signal interaction and power transmission.

4. An intelligent construction site safety monitoring system based on the Internet of Things according to claim 2, characterized in that: A card reader (1017) is also installed on the connected circuit board (1013). The card reader (1017) communicates with the outside from the side of the protective housing (1011). The card reader (1017) is signal-connected to the connected circuit board (1013), and a chip card is inserted into the card reader (1017).

5. The intelligent construction site safety monitoring system based on the Internet of Things according to claim 4, characterized in that: A sound transceiver device (1018) is installed in the protective housing (1011), and the sound transceiver device (1018) is signal-connected to the connected circuit board (1013).

6. The intelligent construction site safety monitoring system based on the Internet of Things according to claim 1, wherein: The signal receiving device (2) includes a signal receiver (201). A wireless network module is provided inside the signal receiver (201), and a plurality of indicator lights (202) are provided on the signal receiver (201). A speaker (203) and a pickup (204) are respectively provided on the signal receiver (201). A trigger switch (205) is also provided on the signal receiver (201), and the trigger switch (205) controls the on / off of the pickup (204).

7. An intelligent construction site safety monitoring system based on the Internet of Things according to claim 6, characterized in that: A card reading area (206) is also provided on the signal receiver (201), and a card reading device is provided at the bottom of the card reading area (206).

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