KR20200066796A - Improved Height Work Bench - Google Patents

Abstract

An aerial work platform of a rack type which can be easily expanded according to the present invention comprises: a vertical post which is arranged after being spaced apart by a predetermined distance; a horizontal connecting unit which connects the vertical posts to each other; a horizontal panel which is disposed to be horizontal to the ground surface between the vertical posts and the horizontal connecting unit; a ladder which connects the horizontal panel disposed at the upper portion of the aerial work platform to the lower portion of the aerial work platform; a moving means for moving the aerial work platform; an outrigger for fixing the aerial work platform to the ground surface; and a transporting means which is provided between an upper worker and a lower worker of the aerial work platform for transporting an object. Here, the moving means is characterized by using, after coupling, at least one among a pulley, a winch, a cable and a wire. Therefore, usability and stability can be improved.

Description

Aerial platform with improved function{Improved Height Work Bench}

The present invention relates to an aerial platform, and more particularly, to an aerial platform that can be used in a clean room environment such as a semiconductor production line, and has improved communication and transfer functions between upper and lower workers.

In general, in order to work in a high place (高所; high place), the aerial platform having various shapes and functions is used. In other words, the aerial work platform is used because it requires the work of a height exceeding the height of the operator in the manufacturing process of the ship, the aerial work in the tunnel, and the finishing process of the building.

In particular, in a clean room such as a semiconductor production line, most facilities or mobile lines are installed on the ceiling of a clean room, and thus, a high-altitude operation is essential. Therefore, there is a need for an aerial platform that reflects the characteristics of the working environment called clean room and includes various functions.

When aerial work is required in the clean room, for example, when an operation is required in a clean room ceiling area, an aerial work platform may be used, but particles may be generated during work, and vortices may be generated by the aerial work table inside the clean room. Can occur.

In addition, in the case of aerial work in a clean room, dustproof clothing and a dust mask are worn to minimize the occurrence of particles. Due to these working conditions and operating noises of facilities in the clean room, doctors between the upper and lower workers of the aerial platform There is a problem that communication is difficult.

In addition, when moving a bulky facility, such as a work tool, a component, or a cable to be installed on the upper part of a clean room, there is a inconvenience of using an electric lift or the like, and further, malfunctions that may occur when using the electric lift or There is also a problem due to impact with the aerial platform.

In addition, when the aerial platform is moved, there is also a problem that the aerial platform collides with the upper facilities because the operator cannot properly check the upper situation or facilities.

Domestic registered patent No. 10-1884626

The present invention has been devised in view of the above-mentioned problems, and an object of the present invention is to provide an aerial platform having improved usability and safety by providing a communication means and a moving means between upper and lower parts of an aerial platform and using sensors and alarm means. .

The easy-to-expansion rack-type aerial platform according to the present invention is provided with a vertical post spaced apart from a certain distance, a horizontal connection portion connecting the vertical posts, and provided horizontally with the ground between the vertical post and horizontal connection portion to provide a working space. A horizontal panel, a ladder connecting the horizontal panel and a lower portion of the aerial platform, a moving means for moving the aerial platform, an out trigger for fixing the ground of the aerial platform, and the aerial platform It further comprises a transfer means for transporting the object between the upper worker and the lower worker, the transfer means is characterized in that it is used by combining at least one or more of a pulley, winch, cable and wire.

In addition, it includes a communication means for transmitting information between the upper worker and the lower worker of the aerial platform, the communication means using a headset, but using at least one of Zigbee, Beacon Wi-Fi, Bluetooth and NFC, which are short-range communication means It is characterized by.

In addition, it is provided on the upper aerial platform further includes a sensor unit for detecting collision with surrounding objects and an alarm unit for informing the operator of sensing information by the sensor unit, and the sensor unit uses a distance measuring sensor or an infrared sensor. And, the alarm unit is provided in a separate configuration, it is characterized in that to inform the visual and audible information or, if necessary, to communicate information to the operator through the communication means.

In addition, the transfer means is provided so that the remote control is possible to transfer objects even when the operator is not on the aerial platform, and when the operator transmits information to the communication means by being connected to the communication means, the transfer means is the Characterized in that the transfer of goods according to the information or instructions received from the communication means.

In addition, on the top surface of the horizontal panel or on the side of the aerial platform, color, graphic images, and visual information messages are provided to provide psychological stability to the worker, and the top surface of the horizontal panel, the vertical posts, and the surface of the horizontal connection part are provided. Non-slip rubber or irregularities, it characterized in that the anti-skid means are further provided.

In addition, a neck protection member is provided on the upper part of the aerial platform to protect the operator by leaning or supporting the neck, and the neck protection member is a frame or elastic material or cushioning function of a link structure or a collapsible structure that can be extended and expanded. It is provided with a support having a feature characterized in that the operator is provided to support the neck of the operator by adjusting the frame if necessary.

In addition, it further includes a control unit, the control unit is characterized in that it controls the communication means, the transfer means, the sensor unit and the alarm unit, but in accordance with the user's command or in accordance with a predetermined condition or rule.

The aerial platform according to the present invention is mainly used in a clean room and can also be applied to a general site, and can be used for an aerial platform of a rack type that facilitates communication between workers and is convenient for transporting objects.

1 is an explanatory diagram of a clean room ceiling logistics automation facility of a semiconductor production line,
Figure 2 is a perspective view of the aerial platform according to the prior art,
Figure 3 is an explanatory diagram of the use state of the aerial platform according to the prior art,
Figure 4 is a schematic view of the aerial platform including a communication means and a transport means according to the present invention,
5 is a perspective view of an aerial platform provided with a transportation means and a communication means according to a first embodiment of the present invention,
6 is a perspective view of an aerial platform provided with a transportation means and a communication means according to a second embodiment of the present invention,
7 and 8 is a partially enlarged view of the aerial platform provided with a communication means according to the invention,
9 is an explanatory view showing an extended state to utilize by expanding the rack-type aerial platform.

Hereinafter, with reference to the accompanying drawings will be described in detail so that those skilled in the art to which the present invention pertains can be easily carried out with respect to the aerial platform according to an embodiment of the present invention.

The present invention is not limited to the embodiments described herein, and may be implemented in various different forms. In order to clearly describe the present invention, parts irrelevant to the description are omitted, and the same reference numerals are used for the same or similar elements throughout the specification.

Also, according to the present invention, aerial platforms including communication means and transportation means are not necessarily used only in clean rooms, and various aerial applications are required, such as use in tunnels, construction and finishing of buildings, and areas where aerial operations are required. Can be widely used in

The rack-type aerial platform 1 that can be easily extended according to the present invention includes a vertical post 50 disposed at a predetermined distance apart, a horizontal connection 51 connecting the vertical posts 50, and the vertical post 50 ) And a horizontal panel 70 provided horizontally with the ground between the horizontal connection part 51 and providing a working space, connecting the horizontal panel 70 provided on the upper part of the aerial platform 1 and the lower part of the aerial platform. Ladder (30), moving part (90) for moving the aerial platform, out trigger (80) for fixing the ground of the aerial platform, and communication means for transferring information between the upper and lower workers of the aerial platform (100).

The communication means 100 may use a headset, but may use at least one of Zigbee, Beacon Wi-Fi, Bluetooth, and NFC, which are short-range communication means. In addition, a separate microphone may be added for the function of the communication means 100 including the headset, and a speaker interlocked with the microphone may be additionally provided.

As the communication means 100 uses short-range communication means, it is possible to use low power, and it is also possible to use its own power source without a separate power connection due to the nature of the clean room. Of course, if necessary, a solution to the function or power of the communication means 100 may be variously changed according to the necessity of the communication means 100, an application range, and a request of an operator.

In addition to the headset, a wireless communication device that is not affected by external noise between workers may be used as the communication means 100, and furthermore, communication may be performed using short-range communication or a radio. However, according to the characteristics of the working environment of the clean room, problems with the supply of power and the generation of particles should be limited.

In addition, the communication means 100 may communicate more clearly by simultaneously performing visual transmission along with voice transmission by utilizing a display unit (not shown) having a light emitting function together with a short-range communication means.

In addition, a microphone and a speaker may be used as the communication means 100 according to the present invention. That is, as illustrated in FIGS. 5 and 6, communication is possible between the upper worker and the lower worker by installing the microphone on the upper work bench of the aerial work and installing the speaker on the lower part. Of course, conditions such as the position, number and size of the microphone and speaker may be variously changed or substituted, and new functions or configurations may be added.

FIG. 7 is a partially enlarged perspective view showing a state in which a microphone as a communication means 100 according to the present invention is installed on an upper work table, and FIG. 8 is a partially enlarged perspective view showing a state in which a speaker according to the present invention is installed on a lower work table or a ladder part. .

As described above, the communication means 100 can be variously changed, replaced, added, etc., and can be variously added within an allowable range in a clean room working environment, and the upper and lower parts of the aerial platform, which is a feature of the present invention. Various concepts for liver communication and communication can be specified and applied.

As the moving part 90, a caster or a wheel may be generally used, and the aerial platform according to the present invention can be used in a clean room such as a semiconductor production line, so rubber or synthetic resin material is not used to prevent dust or particles from being generated by friction. In addition, a separate dust removal function means (not shown) may be further provided at the front end or the rear end of the moving unit 90.

The ladder 30 is not limited to the name, and may be included as long as the operator can move up and down to the upper horizontal panel 70. If necessary, the lifting means by the electric device is applied or the ladder is selected according to the operator's choice. The shape, shape, and size of the can be variously used.

The aerial platform according to the present invention has a rack method, and the contents of this invention are also partially disclosed in the present invention. That is, each panel, the post, and the connecting portion are fastened by using a rack structure, and thus have an expansion function.

When working in a large space such as a semiconductor production line, the aerial platform should be pushed in the left and right directions, but in this case, inconvenience of movement and safety problems may occur. The aerial platform of the rack structure according to the present invention is modularized. , By connecting and expanding each structure through unitization, it can be connected in a horizontal direction or a vertical direction.

As described above, the aerial platform according to the present invention can be expanded in various forms according to various requirements, usage conditions, and environmental conditions as shown in FIG. 9 as well as the basic form of FIG. 2. Of course, only the extended form in the longitudinal direction is shown in FIG. 9, but of course, the rack-type aerial platform according to the present invention can be additionally extended and used in the transverse direction.

Figure 3 shows a description of the working environment of the conventional aerial platform, as shown, the communication between the operator of the aerial site and the worker at the bottom is essential, it is necessary to transfer the necessary objects in the upper operation.

However, due to the environmental characteristics of the clean room, workers wear dustproof clothes, and communication through training is very difficult due to the surrounding noise, which reduces the efficiency of work and also causes safety problems.

In addition, in the case of moving an object having a certain weight, for example, a cable or other ceiling equipment, a separate electric lift is conventionally used, which is very inconvenient and also causes a safety problem of collision.

In addition, it is very inconvenient when an operator directly transfers or uses the electric lift to move an object having a relatively small volume and weight to an upper portion for a heightening operation, so it is very inconvenient to understand this problem. Separate transfer means 300 according to the present invention This will be prepared.

In addition, when the operator pushes and moves the aerial platform from the bottom, there is also a problem that conflicts with various facilities and equipment at the top. That is, due to the nature of the semiconductor production line, various facilities are provided on the upper part, but a collision problem occurs depending on the height of the aerial platform, and thus, a solution is necessary.

Accordingly, the aerial platform 1 according to the present invention is provided with the above-described communication means 100, and further includes a transportation means 300 for transferring objects between the upper and lower workers of the aerial platform.

That is, the aerial platform according to the present invention is to provide a device capable of transporting objects between upper and lower parts, which means a separate means from the ladder or the lifting device, which is a moving means of the operator described above.

Of course, depending on the case, the lifting device (ladder) may be used as a transport means of the object, but the function of moving a person called a worker and the function of transporting the object are different, so the size or driving method may be separately applied.

The conveying means 300 may be used by combining at least one or more of a pulley 340, a winch 350, a cable, and a wire 320, and various embodiments thereof are as shown in FIGS. 5 and 6 Can be utilized.

5 and 6, the conveying means 300 according to the present invention is not a conveying function by a transmission device or an automation device, but is by manual manipulation of an operator. That is, an operator places an object in need of transport on the storage unit 310 and transfers the object to the upper part through manipulation of the wire 320, the pulley 340, and the winch 330.

Of course, in some cases, additional devices may be provided or automatically operated for the transfer function. For example, an electric motor, an elevator lift, etc. may be additionally provided. Such a power transmission device should be well reflected in the environmental characteristics in which the aerial platform is used, and suitable facilities should be provided.

According to another embodiment of the present invention, the transfer means 300 is provided with a link structure or a foldable structure, through which the object may be transferred to the top.

In addition, various connection structures capable of transporting the storage unit 310 to the upper part, including the wire 320 and the link structure described above, may be applied, and selected to be operated by an operator's manual operation or automatically when necessary. It might be.

The aerial platform according to the present invention further includes a sensor unit 500 provided at an upper portion of the aerial platform to detect collisions with surrounding objects and an alarm unit 700 informing the operator of sensing information by the sensor unit 500. Includes.

Therefore, the sensor unit 500 can detect a collision with an upper facility and the like in advance, and the sensor unit 500 is installed on the side or the bottom surface in addition to the upper portion of the aerial platform, if necessary, to prevent various collisions. You can do

To this end, the sensor unit 500 may use a distance measurement sensor (not shown) or an infrared detection sensor, and various other sensing means may be applied.

The alarm unit 700 may be provided in a separate configuration to inform visual and audible information, or to transmit information to the operator through the communication means 100 in some cases.

In addition, the transfer means 300 is provided so that remote control is possible to transfer objects even when the operator is not at the aerial platform, and by being connected to the communication means 100, the operator transmits information to the communication means. In this case, the transfer means 300 may transfer the goods according to information or instructions received from the communication means 100.

The aerial platform according to the present invention further includes a control unit 900, wherein the control unit 900 controls the communication means 100, the transfer means 300, the sensor unit 500 and the alarm unit 700, but the user It can be controlled in accordance with the command or by a preset condition or rule.

The aerial platform according to the present invention may be provided with a color, a graphic image, and a visual information message to provide a psychological stability to the worker on the top surface of the horizontal panel 70 or on the side of the aerial platform.

That is, a separate sound source device (not shown) may be further provided to provide a visual effect to provide a psychological stability to the worker who is in charge of the complaint and further to add an auditory effect.

On the upper surface of the horizontal panel 70, the surfaces of the vertical post and the horizontal connection portion, non-slip rubber or irregularities, anti-slip means such as protrusions may be further provided. That is, it is to prevent a safety accident that slips and falls when the worker moves, and for this, various methods other than the above-described means may be applied.

The aerial platform according to the present invention is provided with a neck protection member (not shown) that can protect the operator by leaning or supporting the neck, and the neck protection member is a frame of a link structure or a collapsible structure that can be extended and expanded. It is provided with a support material having an elastic material or a cushioning function, and is provided to support the neck of the operator on the support part by adjusting the frame if necessary.

In addition, when the upper worker looks at the ceiling and works, neck fatigue may accumulate and discomfort may occur, but rather, the neck protection member can be detached from the aerial work table because it may interfere with work during the upper work. Can be provided.

The present invention described above is not limited by the above-described embodiments and the accompanying drawings, and simple substitutions, modifications and changes within the technical spirit of the present invention will be apparent to those skilled in the art.

The aerial platform according to the present invention can be used for an aerial platform for a clean room that is provided with a communication means and a transportation means, so that communication between an upper worker and a lower worker is convenient, and tools and articles can be easily delivered.

1: aerial platform 10:VEHICLE
20: moving line 30: ladder (lift)
40: Safety railing 50: Vertical post
51: horizontal connection 60: profile
70: horizontal panel 80: out trigger
90: moving part (wheel, caster)
100: communication means 300: transfer means
310: storage unit 320: wire
330: Link 340: Pulley
350: winch 500: sensor unit
700: alarm unit 900: control unit

Claims (7)

In an easy-to-expansion rack-type aerial platform,
A vertical post spaced apart a predetermined distance;
A horizontal connecting portion connecting between the vertical posts;
A horizontal panel provided horizontally to the ground between the vertical post and the horizontal connection to provide a working space;
A ladder connecting the horizontal panel provided above the aerial platform and the lower aerial platform;
Moving means for moving the aerial platform;
An out trigger for fixing the ground of the aerial platform; And
A conveying means for conveying objects between the upper worker and the lower worker of the aerial platform; Further comprising,
The transfer means is a work platform, characterized in that a combination of at least one or more of a pulley, winch, cable and wire.
According to claim 1,
Communication means for transmitting information between the upper and lower workers of the aerial platform; It includes,
The communication means uses a headset, but the aerial platform, characterized in that using at least one of Zigbee, Beacon Wi-Fi, Bluetooth and NFC, which are short-range communication means.
According to claim 1,
A sensor unit provided at an upper portion of the aerial platform to detect collision with surrounding objects; And an alarm unit that notifies the operator of sensing information by the sensor unit. Further comprising,
The sensor unit uses a distance measuring sensor or an infrared sensor,
The alarm unit is provided in a separate configuration to inform the visual and audible information, or in some cases, the aerial platform, characterized in that for transmitting information to the operator through the communication means.
According to claim 2,
The transfer means is provided to be remotely controlled so that even when the operator is not at the aerial platform, the object can be transported, and when the operator transmits information to the communication means by being connected to the communication means, the transport means is the communication means Aerial platform, characterized in that for transporting the goods according to the information or instructions received from.
According to claim 1,
Colors, figure images, and visual information messages are provided on the top surface of the horizontal panel or on the side of the aerial platform to provide psychological stability to workers.
Aerial surface of the upper surface of the horizontal panel, the vertical post and the horizontal connection portion, characterized in that the non-slip rubber or irregularities, anti-slip means such as projection is further provided.
According to claim 1,
A neck protection member is provided at an upper portion of the aerial platform to protect a worker by leaning or supporting a neck,
The neck protection member is provided with a frame having a link structure or a foldable structure that can be extended and extended and a support having an elastic material or a buffer function, so that an operator adjusts the frame if necessary to support the worker's neck on the support. Aerial platform.
According to claim 3,
Control unit; Further comprising,
The control unit controls the communication means, the transfer means, the sensor unit and the alarm unit, but the aerial platform, characterized in that the control according to the user's instructions or pre-set conditions or rules.

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