JP2010252879A - Safety belt use promotion apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a safety belt use promotion apparatus for making an operator be fully conscious of safety by making the operator recognize that he/she is monitored at all times even though an on-site manager is not on the site and urging the independence of the operator. <P>SOLUTION: The safety belt use promotion apparatus includes a wearing detection switch 4 for detecting that a safety belt is worn by an operator, a use detection switch 5 for detecting the using state of hooking the hook of the safety belt to a main rope or the like and a nonuse state, and a data generation part for generating data with the lapse of time for the operation of the wearing detection switch 4 and the use detection switch 5. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a safety belt for ensuring the safety of work at a so-called high-altitude work site such as a high-rise building or a high place.

  The use of safety belts is mandatory at work sites at high altitudes. However, even if a worker wears a safety belt, there is no constant death from accidents and falls due to non-use without hooking the hook on the parent rope. In order to ensure the use of safety belts, it is common for site managers to pay attention in the morning meeting, or to watch carefully in patrols, and the actual situation depends on the independence of workers.

  Therefore, an alarm device that urges a hook to be hooked on a master rope or the like for a set time when a safety belt is worn is known.

  For example, as shown in Utility Model Registration No. 3051851 gazette, a power supply attached to a safety belt for working at a high place, and when attached to the safety belt and connected to the power supply, the power belt was connected to the safety belt. An alarm generator for intermittently or continuously generating an alarm prompting the use of a lifeline, and the alarm generator attached to the safety belt and connected to the power source when the safety belt is worn by a user There is known an alarm device characterized in that it is provided with a connecting means that operates in the above manner.

  In this alarm device, when the safety belt is worn by the user, the connection means is activated by being pressed against the user's body.

  Therefore, in this alarm device, the alarm does not sound even when the hook is not put on the master rope or the like except when the safety belt is worn by the user.

  Therefore, there is known an alarm device that warns of nonuse when a hook of a safety belt is not hung on a master rope or the like.

  For example, as shown in Japanese Utility Model Registration No. 3072963, a boarding detection sensor that detects that a worker has entered the bucket of a bucket car, and a safety zone when the boarding detection sensor detects boarding of the worker. An alarm generating unit that emits an audible alarm to call attention to the hook, and a bucket rope or ring rope of a bucket that can be attached to and detached from a hook of a safety belt attached to the worker's body. A device for preventing forgetting to hook a safety belt hook to a bucket car provided with an alarm stop switch for stopping an alarm from an alarm generation unit when the hook is hooked on a ring rope is known.

  In addition, as disclosed in Japanese Patent Application Laid-Open No. 2003-111856, an ID receiver to which an antenna stretched in the vicinity of a master rope is coupled, an ID tag equipped in a safety belt, a small alarm device, and a safety belt hook are linked. The ID receiver that received the ID signal from the ID tag with the antenna sends an operation signal to the small alarm device to sound the alarm, and the hook linked to the hook is turned on by hooking the master rope There is known a safety band non-use alarm device configured such that an ID receiver that transmits a signal and receives an ON signal with an antenna transmits a stop signal to a small alarm device to stop the alarm.

  In the alarm device that warns of non-use as described above, an alarm sound sounds every time the worker removes the hook for movement.

  On the other hand, there is also known an alarm device capable of confirming a use state where a safety belt hook is hung on a master rope or the like.

  For example, as shown in Japanese Utility Model Laid-Open No. 4-11050, in a safety belt composed of a waist belt, a rope having a rear end attached thereto, and a hook for locking attached to the tip of the rope, A pressure sensor is fixed to the stop hook, a pressure detection unit and an alarm unit activated by the pressure detection unit are provided on the main body side of the safety belt, and the pressure sensor and the pressure detection unit are wired along the rope. There is known a device provided with an alarm device that is connected with a lead wire and detects that the locking hook is locked to a locked body such as a locking rod and issues a confirmation alarm. .

  In this alarm device, the alarm unit generates sound and may be light means for lighting an LED lamp or the like.

Utility Model Registration No. 3051851 Utility Model Registration No. 3072963 JP 2003-111856 A Japanese Utility Model Publication No. 4-11050

Alarm device that warns of non-use not to hook the safety belt hook on the master rope etc.
Even if there is an alarm device that can check the state of use with the hook of the safety belt on the parent rope etc., there is no constant death from crashes and falls.

  The one described in Utility Model Registration No. 3051851 does not sound an alarm even when the safety belt is worn by the user except when the hook is not hung on the master rope. It is something that does not give an alarm accurately.

  In addition, those described in Utility Model Registration No. 3072963 and Japanese Patent Application Laid-Open No. 2003-111856 are alarm devices that can be used to check the usage state of hooks of safety belts on a master rope or the like. Every time you take off the hook for a break, an alarm sound will sound, and it may be annoying for the operator to switch off the alarm. Furthermore, an alarm device that can check the usage state with a hook hooked on a master rope or the like is a large-scale device that requires a boarding detection sensor and an ID receiver, and has not been introduced in practice because of increased costs.

  Moreover, although what is described in Japanese Utility Model Laid-Open No. 4-11050 can be used to check the usage state where a safety belt hook is hung on a master rope or the like, a sound or a lamp is always lit in the usage state. It is considered that the worker is troublesome and the hook of the safety belt is not hung on the parent rope or the like.

  As described above, the conventional technology is something that prompts or warns the use, but in the end, it depends on the independence of the workers, and it is not compulsory that the work cannot be done without using it. Absent. The work at heights using safety belts is performed by workers, and the problem lies in the fact that it must rely on the independence of the workers.

  In addition, the monitoring of the non-use of the site manager by the workers is only a morning meeting and a patrol, and is temporary.

  Therefore, the present invention records and monitors the use state and non-use of the safety belt hook on the master rope with the passage of time so that it is constantly monitored by the worker even if the site manager does not go to the site. It is an object of the present invention to provide a device for promoting the use of a safety belt that ensures safety by recognizing that the worker is aware and promoting the independence of workers.

  The device for promoting the use of the safety belt according to the first aspect of the present invention is the use of the wear detection switch 4 for detecting that the safety belt 20 is worn by the operator W and the hook 22 of the safety belt 20 being hung on the master rope R or the like. A use detection switch 5 for detecting the state and non-use, and a data generation unit 13 for generating data over time for the operation of the wear detection switch 4 and the use detection switch 5 are provided.

  The device for promoting use of the safety belt according to the second aspect of the invention operates the power supply unit 12 that is turned on when the wear detection switch 4 detects wearing and the data generation unit 13 by the power supply unit 12.

  According to a third aspect of the present invention, the safety band use promoting device is provided with a storage section 14 for recording a signal from the data generation section 13 in the safety band 20.

  The device for promoting use of a safety belt according to the invention of claim 4 is provided with a transmitting unit 15 for transmitting a signal from the data generating unit 13 to the outside as a signal, and a storage unit 17 for receiving and recording the signal to the outside. It is.

  The safety belt use promoting device according to the fifth aspect of the present invention is such that the safety belt 20 is provided with the LED lamp 7 for blinking and lighting the use state signal from the data generator 13.

  According to invention of Claim 1, the wear detection switch which detects that the safety belt was worn by the operator, the use detection switch which detects the use state and the non-use which hooked the hook of the safety belt on the master rope, etc. Because the data generation unit that generates data over time for the operation of the wear detection switch and the use detection switch is provided, the use and non-use of the hook is constantly monitored by the worker even if the site manager is not on the site Safety can be ensured by recognizing that the worker is aware of it and promoting worker independence. Also, the wearing of the safety belt itself can be monitored over time.

  According to the second aspect of the present invention, the wear detection switch serves as the power switch of the apparatus, since the power supply unit that is turned on when the wear detection switch detects the wear and the data generation unit are operated by the power supply unit. No worries about forgetting to insert or forgetting to cut.

  According to the invention of claim 3, since the storage unit for recording the signal from the data generation unit is provided in the safety band, the data in the storage unit is taken out from the safety band after the work is completed, and the hook of the safety band recorded in the storage unit It is possible to display the usage status and non-use status of the item on the master line with the passage of time so that it can be monitored even if the site manager does not go to the site, and the safety can be ensured by encouraging the independence of the workers.

  According to the fourth aspect of the present invention, the transmitting unit for transmitting the signal from the data generating unit as a signal to the outside is provided, and the storage unit for receiving and recording the signal is provided to the outside. The safety zone hook recorded on the storage unit is displayed on the master rope etc., and the usage status and non-use status can be displayed over time, so that the on-site manager can be monitored even if he / she is not on site. Encouragement can ensure safety.

  According to the invention of claim 5, since the LED lamp for blinking and lighting the use state signal from the data generator is provided in the safety zone, the use state can be monitored even at the site, and safety is promoted by promoting the independence of the worker. Can be thorough. It can also be confirmed that the battery is operating normally without running out of batteries.

FIG. 1 is a perspective view showing a usage state of a safety belt usage promoting device. (Example 1) FIG. 2 is a rear perspective view of the use promoting device. FIG. 3 is a front perspective view of the use promoting device. FIG. 4 is an explanatory view showing an electric circuit according to a second aspect of the present invention. (Example 1) FIG. 5 is an explanatory view showing an electric circuit according to a third aspect of the present invention. (Example 2)

  The purpose of the safety zone is to provide a safety zone usage promotion device that makes it possible for workers to recognize that they are constantly monitored even if they are not on-site, and to promote the independence of workers. It was realized by constantly recording and monitoring the usage state and non-use of the hooks of the hook on the master rope etc. over time.

  FIG. 1 shows a use situation of a use promotion device 1 for a safety belt 20 according to an embodiment of the present invention.

  Worker W wears safety belt 20 on his / her waist and leads to safety belt 20 in order to prevent death accidents caused by falling or falling at so-called high-altitude work sites such as high-rise buildings and high places. The hook 22 at the end of the rope 21 is hung on the master rope R or a handrail.

  The use promoting device 1 is provided with a box-shaped case 2 for housing the device, and a fixture 3 for sandwiching a belt of the safety belt 20 on the back surface of the case 2. The fixture 3 has a U-shaped cross section with an open bottom, the tip is elastically biased inward and pressed against the belt of the safety belt 20, and the use promoting device 1 can be attached to and detached from the safety belt 20. It can be applied to the existing safety belt 20 as well.

  A wear detection switch 4 for detecting that the safety belt 20 is worn by the worker W is provided on the surface of the fixture 3 that is in contact with the worker W, that is, the back surface of the fixture 3. When the worker W wears the safety belt 20 and tightens the belt, the wear detection switch 4 is detected to be pushed by the worker W's body and worn.

  A safety belt hook hanging ring 5 as a use detection switch is provided below the lower surface of the case 2. The safety belt hook suspension ring 5 is a switch that is turned on and off by the weight of the hook 22 of the safety belt 20. When the hook 22 of the safety belt 20 is not used, the hook 22 is hung on the safety belt hook suspension ring 5. When the hook 22 is used, the hook 22 is removed from the safety belt hook suspension ring 5, and the use state and non-use of the hook 22 of the safety belt 20 on the master rope R or the like are indirectly detected.

  A USB connector 6 is provided on the side of the case 2, and data recorded in the storage unit 14 is taken out from the USB connector 6 after the work is completed.

  An LED lamp 7 is provided on the surface of the case 2, and the LED lamp 7 blinks and lights a use state signal from the data generator 13.

  FIG. 4 is an explanatory diagram showing an electric circuit according to the first embodiment of the present invention, in which a battery 11 that supplies power to the use promoting device 1 and a power supply of the battery 11 that turns on / off the supply of power to the power supply unit 12 A detection switch 4 is provided, and when the wear detection switch 4 detects wear, the power supply unit 12 is turned on.

  The power supply unit 12 supplies power to the use detection switch 5 and the data generation unit 13, and the data generation unit 13 operates when the power supply unit 12 is turned on. The data generation unit 13 has a clock function for grasping the passage of time, transmits an operation signal of the use detection switch 5 to the data generation unit 13, and the data generation unit 13 generates the data of the operation of the use detection switch 5 with the passage of time. .

  Further, the data generation unit 13 blinks the LED lamp 7 in response to a use state signal of the use detection switch 5.

  The data signal generated from the data generation unit 13 is transmitted to the storage unit 14, and the storage unit 14 records the data.

  The storage unit 14 and the USB connector 6 are provided in the safety belt 20. After the work is completed at a management office at the site, the data recorded in the storage unit 14 is taken out from the USB connector 6 connected to the storage unit 14. Display the retrieved data on a personal computer, etc., and display the usage time of the safety belt 20 recorded in the storage unit 14 and the usage status and non-use of the hook 22 on the master rope R over time, for on-site management Can be monitored even if the person is not on-site.

  FIG. 5 is an explanatory diagram showing an electric circuit according to the second embodiment of the present invention. The components from the battery 11 to the data generating unit 13 and the LED lamp 7 are the same as those in the first embodiment.

  The data signal generated from the data generation unit 13 is transmitted to the transmission unit 15, and the transmission unit 15 transmits the signal to the outside as a signal.

  A receiving unit 16 that receives the signal is provided outside a management office at the site, and the data signal received by the receiving unit 16 is transmitted to the storage unit 17 and recorded. The data recorded in the storage unit 17 can be displayed on a personal computer, etc., both during and after work outside, and the usage time of the safety belt 20 and the usage state and non-use of the hook 22 on the parent rope R have elapsed. It can be displayed together with the monitoring even if the site manager is not on site.

  In the above embodiment, the example in which the use promotion device 1 is housed in the case 2 and is detachable from the safety belt 20 has been described. However, the use promotion device 1 itself may be incorporated in the safety belt 20.

  Further, although an example is shown in which the power supply unit 12 is turned on when the wear detection switch 4 detects wear, a switch for turning on the power supply unit 12 may be provided separately from the wear detection switch 4.

  Moreover, although the example which detects that the wear detection switch 4 was pushed and worn by the operator's W body was shown, the switch which detects wear may be provided in the buckle of the safety belt 20, etc.

  Moreover, although the example which uses the safety belt hook suspension ring 5 as a use detection switch was shown, you may make it detect the pull-out of the rope 21 and the contact to the master rope R of the hook 22. FIG.

  Moreover, although the example which takes out the data recorded on the memory | storage part 14 from the USB connector 6 was shown outside, you may make it take out the memory | storage part 14 from the case 2 like a memory card.

4 Wear detection switch 5 Safety belt hook hanging ring as use detection switch 7 LED lamp
12 Power supply
13 Data generator
14 Memory
15 Transmitter
17 Memory
20 Safety belt
22 Hook R Master rope W Worker

Claims (5)

  A wear detection switch that detects that a safety belt has been worn by an operator, a use detection switch that detects use and non-use of a safety belt hook on a parent rope, and a wear detection switch and a use detection switch. A device for promoting the use of a safety belt provided with a data generator that generates data over time.   The use promoting device of the safety belt according to claim 1, wherein a power supply unit that is turned on when the wear detection switch detects wearing, and the data generation unit are operated by the power supply unit.   The safety band use promoting device according to claim 1 or 2, wherein a storage unit for recording a signal from the data generation unit is provided in the safety band.   The safety band use promoting device according to claim 1 or 2, further comprising a transmitting unit for transmitting a signal from the data generating unit to the outside as a signal, and a storage unit for receiving and recording the signal to the outside.   The safety band use promoting device according to claim 1, wherein an LED lamp that blinks and lights a use state signal from the data generation unit is provided in the safety band.

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