JPH06101351A - Hang tool with voice alarm - Google Patents

Abstract

PURPOSE:To enhance the safety by furnishing a remote control reception part to receive signals given from a remote control transmission part in the neighborhood of a hang hook such as a crane, providing a voice generation part which works with the received signal, and informing workmen working around of eventual occurrence of any hazardous situation. CONSTITUTION:A voice alarm device 14 in which a remote control reception part, voice generation part, battery, antenna, etc., are accommodated, is at the site welded through a fixture 23 to an arm 24 which connects the body 11 of hang tool 11 with a weight 13. When any piece(s) of construction materials is hung by a hook 12 and elevated or sunk, a person in charge of hooking operation situated on the ground changes over the channel of a remote control transmission part while watching the behavior of the hung material. The generated signal is received by a voice alarm 14, and voice according to the signal is selected and synthesized, and alarm is given from a speaker. Also a photo- display 27 gives warning visually. Thereby warning can be given to workmen situated around in accordance with the situation of the material hanging operations, the safety be enhanced, communications be generated accurately and easily, and the working effectiveness be enhanced.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hanging device with a voice alarm, which is preferably used for hanging work at a construction site or the like.

[0002]

2. Description of the Related Art For example, as shown in FIG. 4, a hoisting work at a construction site or a construction site uses a tower crane 1 and the like, and hooks a load 3 of a material or the like on a hook 2 at its tip to hang it. It is generally performed by.

[0003]

However, many workers are busy working at the site, and workers under the suspended load 3 often do not notice the suspended load 3. For this reason, if an accident such as unloading or a drop of the suspended load 3 occurs, the worker may be injured, which is extremely dangerous.

Conventionally, in order to avoid such a danger, a driver or another worker who operates the crane 1 may yell at the movement of the suspended load 3 or the like according to the working situation, The only way to call attention to others was to.

However, it may be difficult for the driver of the crane 1 to see the suspended load 3 as in the case of the site shown in FIG. In addition, it is troublesome to call out one by one while performing work, and there is a problem that work efficiency is reduced.

The present invention has been made in view of the above circumstances, and a suspension with a voice alarm capable of reliably calling attention without lowering work efficiency and ensuring high safety. The purpose is to provide ingredients.

[0007]

In order to achieve such an object, the present invention provides a remote control receiving section for receiving a signal from a remote control transmitting section near a hook for hanging a load, and the remote control receiving section. A configuration is provided in which a voice notification device including a voice utterance unit that emits voice in synchronization with the signal is provided.

[0008]

According to the present invention, the remote control transmission unit transmits a voice from the voice utterance unit of the voice annunciator, and can alert the surroundings. Further, in the second aspect, it is possible to further call the attention by the electronic display together with the voice.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A suspender with a voice alarm according to the present invention will be described below with reference to FIGS. In these drawings, reference numeral 11 is a suspender main body connected to a wire such as a tower crane or a mobile crane, reference numeral 12 is a hook for suspending loads such as materials, reference numeral 13 is a weight supporting the hook 12, and reference numeral 14 is It is a voice alarm.

The voice alarm 14 includes a box-type alarm main body 15, a remote controller receiver 16, a voice utterer 17, a battery power source 18, an antenna 19, a power switch (also for volume adjustment) 20, a power outlet 21, and a fuse 22.
It is equipped with.

The alarm main body 15 is welded to the rear surface of the alarm fitting body 23, which is substantially L-shaped, by bolts to the arm 24 connecting the suspender main body 11 and the weight 13 to each other by spot welding. It is fixed.

The remote control receiving unit 16 receives a signal from a remote control transmitting unit (not shown), and the alarm main body 1
5, the power switch 20 and the antenna 1
9 is connected. Also, a remote control transmitter (not shown)
Is a wireless remote control that is powered by dry batteries and has an operating range of several tens of meters. The remote control operation unit is provided with a power switch, a channel switch, a volume control switch, and the like.

The voice utterance section 17 includes a voice synthesizing section 25 for synthesizing a voice based on a command from the remote control receiving section 16.
And a speaker 26 for emitting sound to the outside. The voice synthesizing unit 25 is arranged inside the alarm main body 15 in a state of being connected to the remote control receiving unit 16 and is capable of switching each of several types of voices recorded in the MPCM system (studio or master tape system). It also has an amplifier that amplifies voice. As for the voice, specifically, for example, an expected dangerous situation such as "The suspended load is turning. Please be careful." Or "Begin unloading. Please be careful." There are several types of words to choose from that have the effect of calling attention. As the speaker 26, a waterproof type is used, and in a state of being connected to the voice synthesizing unit 25, the speaker 26 a is arranged so as to face the lower surface of the alarm main body 15.

A small sealed lead acid battery is used as the battery power source 18, and as a substitute for the power switch 20,
It is mounted on the side of the alarm body 15.

Further, the voice alarm 14 thus constructed is
A lightning indicator 27 is provided. A xenon electronic warning lamp is used as the electronic light indicator 27, and the display portion 27a is arranged in a state of protruding from the surface of the alarm main body 15 and is connected to the power switch 20.

Around the voice alarm 14, the alarm main body 1 is provided.
5. A guard 28 for protecting the voice synthesizing unit 25 of the voice uttering unit 17 disposed inside the unit 5 is provided with a U-shape to surround the voice synthesizing unit 25 from the periphery of the alarm main body 15, the battery power source 18, and the electronic display 27. It is arranged in a shape.

Next, the operation of the hanging device with a voice alarm of this embodiment will be described. A load such as a material is hung on the hook 12 near the ground, and the power switch 20 of the voice alarm 14 is turned on. In this state, the lifting device is lifted by operating a tower crane or a mobile crane. At this time, the person in charge of slinging or the like on the ground operates the remote control transmission unit while watching the state of the suspended load, to call attention to the workers who are working in the surrounding area. That is, specifically, when the channel changeover switch of the remote control transmission unit is switched at any time according to the state of the suspended load, the radio signal transmitted from this remote control transmission unit is caught by the antenna 19 provided in the voice alarm device 14. It is received by the remote control receiver 16. The received signal is the voice synthesis unit 2 of the voice utterance unit 17.
5, the voice corresponding to the signal is selectively synthesized in the voice synthesizer 25. The voice synthesized here is amplified by an amplifier and emitted from the speaker 26 to the outside. Also, when unloading, by selecting and operating the channel changeover switch of the remote control transmission unit from the ground, an appropriate sound according to the situation can be similarly output.

[0018] In this way, it is possible to call attention one by one by giving an appropriate voice according to the state of the suspended load, so that the workers who are busy working on-site can accurately see the suspended load. Can be notified and safety can be improved. Further, as described above, since the voice can be generated by the operation of the remote control transmission unit, it is possible to easily and surely call attention to many workers, and the work efficiency is not lowered.

Further, since the electric indicator 27 is provided together with the audio alarm device 14, visual attention is urged at the same time from the ear, and further safety improvement effect can be expected.

Further, in the above-described embodiment, the battery power source 18 is additionally provided in addition to the power switch 20, so that the voice alarm device 14 can be operated using the battery power source 18.

The hanging device with a voice alarm according to the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention. Is.

For example, the voice synthesizer 25 of the voice alarm 14
Can be connected to a battery of a heavy machine such as a tower crane or a mobile crane, and the voice synthesizer 25 can be operated in conjunction with the gear of the heavy machine. In this case, the sound automatically selected according to the movement of the heavy machine is uttered without depending on the remote control operation.

Further, the electronic display 27 may be constructed so that the display content can be changed according to the situation. For example, characters such as "unloading" or "hanging load, caution" may be displayed, or the display color may be changed according to the situation. Further, in the above-described embodiment, the example in which the electronic light indicator 27 is provided in the audio alarm device 14 is shown, but the electronic light indicator 27 may be provided separately from the audio alarm device 14 as long as it is near the hook 12.

[0024]

As described above, according to the hanging device with a voice alarm according to the present invention, it is possible to give a voice in response to the state of the suspended load and call for attention one by one.
It is possible to improve safety at the work site by accurately informing the workers who are busy working in the surroundings of the state of the suspended load. Further, since the voice can be emitted from the ground by operating the remote control transmitting unit, it is possible to promptly and surely call the attention, and the work efficiency is not lowered. Further, according to the suspending tool with the audio alarming device of the second aspect, not only the sound from the ear but also the visual attention is prompted, and the effect of further improving safety can be expected.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of a hanging device with a voice alarm according to the present invention.

FIG. 2 is a front view showing an audio alarm device in the suspension with audio alarm device of FIG.

FIG. 3 is a bottom view showing the voice alarm of FIG.

FIG. 4 is a side view showing a situation of a suspended load work using a tower crane.

[Explanation of symbols]

 11 Hanger Main Body 12 Hook 13 Weight 14 Voice Alarm 15 Alarm Main Body 16 Remote Control Receiver 17 Voice Speaker 18 Battery Power 19 Antenna 20 Power Switch 21 Power Outlet 22 Fuse 23 Mounting Bracket 24 Arm 25 Voice Synthesizer 26 Speaker 27 Lightning Indicator 28 Guard

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Masanobu Fujita 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Construction Co., Ltd. (72) Inventor Yuji Kawamoto 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Construction (72) Inventor Kazumi Takimoto 3-5-15 Suminohama, Saiki-ku, Hiroshima City, Hiroshima Prefecture Milx Hiroshima Service Center Co., Ltd. (72) Yoshihiro Shodo, 3-5 Suminohama, Saiki-ku, Hiroshima City, Hiroshima Prefecture No. 15 Inside the Milx Hiroshima Service Center (72) Inventor Kazuo Nagai 3-6 Kagurazaka, Shinjuku-ku, Tokyo Maruoka Building 3F Inside Distribution Service Center (72) Inventor Kenji Takemoto 3 Kagurazaka, Shinjuku-ku, Tokyo Chome 6 Maruoka Building 3F Distribution Service Center Co., Ltd.

Claims (2)

[Claims] 1. A hanging device for hanging work at a construction site or the like, wherein a remote control receiving unit for receiving a signal from a remote control transmitting unit near a hook for hanging a load and the remote control receiving unit receive the signal. A suspender with an audio alarm, comprising an audio alarm provided with an audio voicing section that emits audio in synchronization with a signal. 2. The hanging device with a voice alarm according to claim 1, wherein an electric light indicator is provided near the hook.