JP7057116B2 - Opening and closing device - Google Patents

Description

The present invention relates to an opening / closing device configured to partition an opening of a structure including a building such as a building, a factory, or a warehouse by using an opening / closing body such as a shutter, and particularly on an upper side of a housing on a terminal block. The present invention relates to an opening / closing body device including an emergency power supply device or a control panel configured to be wired from.

Opening and closing devices such as shutter curtains are installed in openings and windows of structural structures including buildings such as houses, buildings, factories, warehouses, and garages, or in openings such as passages and spaces inside, and open and close. By moving the body, the opening is opened and closed. This opening / closing device includes a slat curtain made of a large number of strip-shaped slat materials, a pipe grill curtain made by connecting a large number of pipe materials with a link material, and a panel curtain made of a single piece or a large number of connected panel materials. An opening / closing body such as a net curtain made of a net material, a sheet curtain made of a sheet material made of synthetic resin or cloth fiber, or a composite curtain made of a composite member thereof is extended and lowered from the upper part of the opening to cover the entire opening. It is configured to close. In such an opening / closing body device, the opening / closing operation of the opening / closing body is often performed electrically. Examples of the electric opening / closing device include an electric shutter device, an electric door device, and an electric awning device.

In such an electric opening / closing device, even in the event of a power failure due to a fire, the opening / closing device is electrically operated by connecting the hose of the fire brigade to the water supply port (water supply port) and discharging water. Some are equipped with an emergency power supply configured to be emergency open. As an opening / closing device provided with such an emergency power supply device, the one described in Patent Document 1 is known.

Japanese Unexamined Patent Publication No. 2009-79457

Since the emergency power supply unit is equipped with a backup power supply consisting of a battery and is composed of electronic components such as an inverter, it is installed in a place separate from the switchgear device, for example, on the floor along the wall surface. Often. Various cables from the automatic closing device of the switch, obstacle detection device, interlocking repeater for hazard prevention, electric manual closing device, signal line from the hydraulic switch, external power supply line, etc. are in the emergency power supply device in the housing. It is designed to be connected to the terminal block.

FIG. 1 is a cross-sectional view showing how various cables are inserted through a long opening provided on the side surface of the housing of the emergency power supply device. As shown in the figure, the housing 21 of the emergency power supply device 20 contains an electronic component such as a terminal block 22 and an inverter, and a backup power supply 23. The side surface of the housing 21 is provided with an opening 25 that is elongated in the direction perpendicular to the paper surface. By inserting the opening 25, a plurality of various cables 24 are introduced on the upper side of the terminal block 22 and are connected to the predetermined terminal block 22 respectively.

In FIG. 1, a wall surface such as a structure frame is located on the right side surface of the housing 21, and the right side surface of the housing 21 is further passed through the wall surface or a conduit (not shown) provided in the wall surface. Various cables 24 are introduced into the housing 21 via the elongated opening 25. On the side surface of the housing 21, a long opening 25 is provided instead of a group of insertion holes corresponding to each of the various cables 24. This is because the number of cables is appropriately changed when a plurality of opening / closing devices are provided or a single unit is provided, so that it is possible to flexibly respond to the change in the number of cables. A housing made of a structure provided with such an opening 25 is a technique widely applied not only to a housing such as a control panel of an opening / closing device as well as an emergency power supply device.

In an emergency power supply device or control panel composed of a housing provided with such an opening 25, when moisture is generated on the wall surface or the cable 24 itself due to temperature fluctuations, or when moisture or the like from a water mist or a sprinkler is generated on the wall surface or an electric wire. There is a possibility that it is transmitted to the cable 24 through the tube, further penetrates into the housing 21 through the cable 24, reaches the terminal block 22 and adheres to the cable 24, and causes an abnormality such as a short circuit or an electric leakage.

The present invention has been made in view of the above points, and an object of the present invention is to provide a cable connection method and an opening / closing device configured so that moisture or the like that penetrates into a housing through a cable does not reach the terminal block. be.

The first feature of the opening / closing device of the present invention is that an opening provided on the side surface of the housing is inserted and electrically connected to a terminal block provided in the housing below the opening. In an opening / closing device configured to control the opening / closing operation of the opening / closing means via one or a plurality of cables, the opening / closing device becomes concave or downwardly convex on the way from the opening to the terminal block. The cable is wired as described above.

The opening / closing means consists of opening / closing members such as shutter curtains that electrically open / close the entrance / exit, windows, or openings such as internal passages and spaces in structures such as buildings, houses, factories, and warehouses. Will be done. In the case of a shutter curtain, the opening / closing means is stored in the upper part, which is one of the peripheral edges of an opening such as a building, and the shutter curtain descends through a magus or the like to electrically open / close the opening. .. In addition to this, the opening / closing means may be stored in the side portion of the opening and electrically opened / closed by the horizontal pulling method, or may be stored in the lower part of the opening and electrically opened / closed by the ascending method. Further, the opening / closing means includes those that can and cannot completely close the opening by closing.

Even if it becomes difficult to operate the opening / closing device by electric power in an emergency such as a power outage, at least a person can use the emergency power supply device equipped with a backup power supply means such as a battery to open / close the opening / closing means. It is open to a position where it can pass. In addition, in the emergency power supply device, a fire extinguishing hose is connected to the water supply port provided outside the building in the event of a fire, etc., and water supply is started from there, and it operates when the water pressure reaches a predetermined range. Some operate by receiving an operation signal from a hydraulic switch to open the opening / closing means.

Depending on the function of the switch, an automatic closing device, an obstacle detection device, a harm prevention interlocking repeater, an electric manual closing device, a hydraulic switch, etc. are provided, and signal lines and external power supply lines from each of these devices, etc. Various cables are connected to this emergency power supply or control panel. Further, when controlling two or more opening / closing means, an emergency power supply device, a control panel, or the like may be shared and arranged on the floor surface along the wall surface, for example, outside the shutter case. Further, when controlling a plurality of opening / closing means, the number of cables is appropriately changed. Therefore, in order to flexibly respond to the change in the number of cables, the housing containing the emergency power supply device or the control panel may be used. A long opening is provided, through which a plurality of cables pass and are connected to predetermined terminals of the terminal block.

In the present invention, since the cable is wired in a concave shape or a convex shape downward in the housing, the water generated on the wall surface or the cable itself due to the temperature fluctuation, the water mist, the water from the sprinkler, or the like is applied to the wall surface or the electric wire. Even if it is transmitted to the cable through the tube and enters the housing, the water will fall at the bent part of the cable, that is, the lowermost end of the cable that is concave or convex downward, and the water will be transmitted further through the cable. It disappears, water does not adhere to the terminal block, and it is possible to suppress the occurrence of abnormalities such as short circuit and electric leakage.

The second feature of the opening / closing device of the present invention is that in the opening / closing device according to the first feature, the cable is routed downward below the height of the insertion point when the opening is inserted. In this case, the cable is wired so as to be concave or downwardly convex on the way from the opening to the terminal block, and the cable is higher than the height of the insertion point when the opening is inserted. Once it is wired toward the upper side, it is to be wired as it is.

Wiring the cable in a concave shape or a convex shape downward means that the cable is wired downward after passing through the opening, and it can be said that the cable is once wired upward in the middle of the wiring. .. In the present invention, when the cable is routed downward from the height at which the opening is inserted, the cable is concave or downwardly convex on the way from the opening to the terminal block. The cable was wired, and if the cable was once routed upward from the height at which the opening was inserted, it was routed as it was. Even if the cable is wired upward, the subsequent cable may be wired so as to be concave or convex downward. This is because once the cable is wired upward from the height at which the opening is inserted, it is unlikely that moisture will travel through the cable and enter the inside of the housing.

The third feature of the opening / closing device of the present invention is that in the opening / closing device according to the first or second feature, the cable is concave or downward on the way from the opening to the terminal block. A wiring guiding means for guiding the wiring path of the cable so as to be convex is provided in the housing.

Wiring multiple cables so that they are concave or convex downward on the way to the terminal block is a work that requires a high degree of skill, and some stress or pulling force from outside the housing is partly after wiring. Or, when added to the entire cable, the concave or downwardly convex shape may collapse. Therefore, in the present invention, a wiring guide member for guiding the wiring path of the cable is provided so as to be concave or convex downward to simplify the wiring work of the cable and prevent the shape after wiring from being easily deformed. There is.

The fourth feature of the opening / closing device of the present invention is that in the opening / closing device described in the third feature, the cable routed downward from the height of the insertion point is once directed upward. It is configured to guide and then connect to the terminal block.

This clarifies that the wiring guide means makes the cable concave or downward by guiding the wiring going downward once toward the upper side. As such a wiring guide means, the wiring is once directed upward, such as one configured to pass through a space between two plates and one using an inclined surface of one plate. As long as it is configured so that it can be used, various shapes can be used as the wiring guide means.

A fifth feature of the switchgear device of the present invention is that the switchgear device according to the first, second, third or fourth feature has an emergency power supply device built in the housing. ..
This is applied when an emergency power supply device, which must operate with high reliability in an emergency such as a fire, is built in the housing.

The first feature of the cable connection method of the present invention is that one or a plurality of cables are inserted into a terminal block provided in the housing below the opening by inserting an opening provided on the side surface of the housing. In the cable connection method for electrically connecting the cables, the cable is wired so as to be concave or downward in the middle of the process from the opening to the terminal block.
This is an invention of a cable connecting method corresponding to the first feature of the opening / closing device.

The second feature of the cable connection method of the present invention is that in the cable connection method described in the first feature, the cable is routed downward below the height of the insertion point when the opening is inserted. In this case, the cable is wired so as to be concave or downwardly convex on the way from the opening to the terminal block, and the cable is higher than the height of the insertion point when the opening is inserted. Once it is wired toward the upper side, it is to be wired as it is.
This is an invention of a cable connecting method corresponding to the second feature of the opening / closing device.

The third feature of the cable connecting method of the present invention is that in the cable connecting method described in the first or second feature, the cable is concave or lower in the middle of connecting from the opening to the terminal block. A wiring guiding means for guiding the wiring path of the cable so as to be convex is provided in the housing.
This is an invention of a cable connecting method corresponding to the third feature of the opening / closing device.

The fourth feature of the cable connection method of the present invention is that in the cable connection method described in the third feature, the wiring guide means connects the cable to be wired downward from the height of the insertion point. It is configured to guide the user to move upward once.
This is an invention of a cable connecting method corresponding to the fourth feature of the opening / closing device.

The fifth feature of the cable connecting method of the present invention is that in the cable connecting method described in the first, second, third or fourth feature, the cable is contained in a housing incorporating an emergency power supply device for an opening / closing body device. Is wired to the terminal block.
This is an invention of a cable connecting method corresponding to the fifth feature of the opening / closing device.

According to the present invention, moisture and the like that have entered the housing through the cable do not reach the terminal block, so that the occurrence of abnormalities such as short circuits and electric leakage is suppressed, and a control panel composed of electronic components and an emergency It has the effect of improving the reliability of power supplies and the like.

It is sectional drawing which shows the state that various cables are inserted through the long opening provided on the side surface of the housing of an emergency power supply device. It is a figure which shows an example of the schematic structure of the shutter device which concerns on this invention. It is a figure which shows the outline of the circuit structure of the control system which constitutes the opening / closing body apparatus which concerns on this invention. It is a figure which shows the state of the cable in the emergency power supply device of the opening / closing body device which was wired by the cable connection method of FIG. 1 of this invention, and corresponds to the sectional view of FIG. It is sectional drawing of the line AA of FIG. 4 is a perspective view showing an outline of the inside of the emergency power supply device of FIGS. 4 and 5. It is a perspective view which shows the structure of the wiring guide member of FIGS. 4 to 6. FIG.

Hereinafter, preferred embodiments of the switchgear according to the present invention will be described with reference to the accompanying drawings. In this embodiment, a shutter device that opens and closes up and down as an opening and closing means will be described as an example. FIG. 2 is a diagram showing an example of a schematic configuration of a shutter device according to the present invention. In FIG. 2, the opening / closing body device 10 is a shutter device that opens / closes an opening at an entrance / exit up and down.

The switchgear device 10 is provided at an opening of a building, and is basically a shutter case 11, a shutter curtain 12, guide rails 13, 14, a take-up shaft 15, a chain 16, a motor 17, a control device 18, and an operation. It includes a switch 19, an emergency power supply device 20, an obstacle detector 185, a hydraulic switch 30, and the like. Normally, the opening / closing body device 10 drives a motor 17 which is an opening / closing machine to control opening / closing in response to an operation of the operation switch 19. Further, in the opening / closing body device 10, the shutter curtain 12 is held in an open state in which the shutter curtain 12 is wound around the take-up shaft 15 by a mechanical holding mechanism (not shown), and in this open state, a fire is generated from the outside. When an emergency signal BS or the like indicating generation is input to the control device 18, the holding of the open state by the holding mechanism is released, and the shutter curtain 12 naturally descends under its own weight to automatically close the opening. It has a function to do.

The guide rails 13 and 14 are provided on both ends of the opening of the building so as to be in contact with both ends of the shutter curtain 12, and have a U-shaped guide groove having a cross-sectional shape extending from the gusset to the floor. It is composed of a metal member having a member or a member equivalent thereto. The shutter curtain 12 rises and falls along the guide grooves of the guide rails 13 and 14, and opens and closes the opening.

The take-up shaft 15 is rotatably provided on both end sides of the shutter case 11 to take up and rewind the shutter curtain 12. The chain 16 connects a main sprocket provided on the rotation shaft of the motor 17 and a driven sprocket provided on the rotation shaft of the take-up shaft 15. Therefore, the rotational driving force of the motor 17 is transmitted to the take-up shaft 15 side via the chain 16, and when the motor 17 rotates, the take-up shaft 15 rotates via the chain 16 and the shutter curtain 12 opens and closes. It is designed to be controlled.

The motor 17 is provided with a position detecting device (not shown) for detecting the rotational position, that is, the open / closed position and the open / closed state of the shutter curtain 12. This position detection device is composed of a pulse generation type rotary encoder or the like. Since a pulse signal corresponding to the rotation of the motor 17 is output to the control device 18, the rotation position of the motor 17 and the position at the opening of the closed end of the shutter curtain 12 are determined by the control device based on the generation status of this pulse. 18 will be calculated.

The control device 18 has a microcomputer configuration, and power is supplied from the power supply line AC via the emergency power supply device 20. The control device 18 controls the rotation of the motor 17 based on a control signal corresponding to the operation state of each operation button on the operation switch 19, a signal from a position detection device provided on the motor 17, a signal from a protector, and the like. Or, the holding mechanism is released based on the emergency signal BS.

The operation switch 19 has an ascending (open) button 19A, a stop (stop) button 19B, and a descending (closed) button 19C as control switches corresponding to each operation of opening / closing, and corresponds to the operation state of each of these buttons. The control signal is output to the control device 18. Further, the operation switch 19 is an operation switch that outputs an operation signal for operating the automatic closing function, a recovery switch that outputs a recovery signal for canceling the signal by the operation switch and restoring the automatic closing function, and an emergency power supply device. It is equipped with a release switch or the like for releasing the transfer signal output from 20.

The emergency signal BS is a signal having a voltage of 24 [V] supplied from an external control room or the like in an emergency such as a fire, and is used as a hazard prevention interlocking repeater (not shown in FIG. 2) in the control device 18. Entered. It should be noted that a temperature detector or the like may be provided in combination with the input of the emergency signal BS from the outside, or instead, in the vicinity of the opening of the magnifying glass portion, that is, in the portion where the shutter curtain 2 moves up and down, inside the shutter case 1. good. As this temperature detector, the contact is always on, and when the contact reaches a predetermined temperature (arbitrary temperature in the range of 100 to 300 degrees Celsius), the contact is opened and turned off. It is composed of a high temperature bimetal thermostat or the like, and when a contact is opened, a signal indicating that a fire or the like has occurred is output to the emergency power supply device 20, and a signal corresponding to the emergency signal BS is output from the emergency power supply device 20. You may try to do it.

The obstacle detector 185 has a transmitter provided at the lower end (seat plate) of the shutter curtain 2. When an obstacle is detected, a sensing signal corresponding to the movement of the built-in seat plate switch is transmitted to the control device 18. It is configured to transmit, and when the return movement of the seat plate switch is performed by removing obstacles thereafter, a return signal is transmitted. The transmission of the signal from the transmitter of the obstacle detector 185 to the control device 18 is not limited to the wired method as shown in the figure, but may be a wireless method operated by using a battery as a power source. Further, a seat plate switch that moves by contact with an obstacle is provided at the lower end of the shutter curtain 12, and the tape switch provided along the height direction of the guide rail is pressed by the moving force of the seat plate at the time of contact with the obstacle. It may be configured or a configuration in which a sense signal is output from the tape switch to the control means by wire. In addition, a phototube, LED, or other light-receiving sensor may be provided at the opening to detect obstacles in a non-contact manner by image recognition or the like.

In the water pressure switch 30, a fire extinguishing hose is connected to a water supply port (not shown) provided outside the building, water supply (injection) is started from there, and the water pressure (water flow momentum) is within a predetermined range. It is a switch that operates when the size is inside, and outputs the operation signal to the emergency power supply device 20. The emergency power supply device 20 that has input this operation signal outputs the transfer signal to the obstacle detection device control panel 184. The range of water pressure for operating the water pressure switch 30 is appropriately set in consideration of the assumed water discharge capacity of the fire brigade. A fire extinguishing hose is connected to the water supply port in the event of a fire. The water sent from the water supply port is drained from a drainage port (not shown) via the water pressure switch 30.

FIG. 3 is a diagram showing an outline of a circuit configuration of a control system constituting the switching body device according to the present invention. The control device 18 is controlled by a microcomputer, and includes a switch control device 181, a harm prevention interlocking repeater 182, an automatic closing device 183, and an obstacle detection device control panel 184. The motor 17 and the automatic closing device 183 are controlled by processing signals input from the operation switch 19, obstacle detector 185, hydraulic switch 30, etc., power input from the emergency power supply device 20, and various signals.

The switch control device 181 is in a state where it can convert the DC voltage supplied from the emergency power supply device 20 via the power supply line into an AC voltage and supply it to the motor 17 by inputting a signal indicating that the input of the commercial power supply is cut off. do. That is, normally, the motor 17 is supplied with power from the commercial power supply, but when the power supply from the commercial power supply is stopped in an emergency such as a power failure, the switch control is performed. The device 181 converts the DC voltage from the emergency power supply device 20 into an AC voltage and supplies it to the motor 17. Further, the switch control device 181 receives a signal indicating shutter position information from the position detection device 172 provided in the motor 17, and controls the conversion operation from the DC voltage to the AC voltage based on the signal. In FIG. 3, the connection relationship of the commercial power supply to other than the control device 18 is not shown.

The hazard prevention interlocking repeater 182 uses a commercial power supply or an emergency power supply device 20 as a power source for operating the automatic closing device 183 when receiving an operation signal from the emergency signal BS or the operation switch 19. It is output from. The harm prevention interlocking repeater 182 normally outputs using a commercial power source, but outputs a DC 24V signal to the automatic closing device 183 by the electric power from the emergency power supply device 20 in the event of a power failure or the like.

The automatic closing device 183 releases the holding mechanism 171 in response to the DC 24V signal supplied via the harm prevention interlocking repeater 182, lowers the shutter curtain 12 in the winding state by its own weight, and automatically lowers the opening. Works to close. The automatic closing device 183 is configured to project the pressing actuating member by the rotational force of the motor when a DC 24V signal is supplied. The pressing actuating member is arranged so as to press the operating lever of the holding mechanism 171 at its tip. In an emergency, the automatic closing device 183 may lower the shutter curtain 12 by its own weight in response to the operation of the emergency closing button provided on the operation switch 19. The automatic closing device 183 releases the holding mechanism 171 while the DC 24V signal from the harm prevention interlocking repeater 182 is being supplied, but when there is an obstacle detection signal of the obstacle detection device control panel 184, the automatic closing device 183 releases the holding mechanism 171. During that time, the holding mechanism 171 is restored. In some cases, the holding mechanism 171 is restored when the power supply (DC 24V signal) from the harm prevention interlocking repeater 182 is lost.

FIG. 4 is a diagram showing a state of a cable in an emergency power supply device of an opening / closing body device wired by the cable connection method of FIG. 1 of the present invention, and corresponds to a cross-sectional view of FIG. 5 is a cross-sectional view taken along the line AA of FIG. 4, and FIG. 6 is a perspective view showing an outline of the inside of the emergency power supply device of FIGS. 4 and 5. In FIGS. 4 to 6, the same components as those in FIG. 1 are designated by the same reference numerals, and the description thereof will be omitted. The cable connection method of FIG. 4 differs from that of FIG. 1 in that 10 various cables 240 to 249 are once bent downward so as to be concave or downwardly convex in the housing 21. .. That is, the various cables 240 to 249 inserted from the long opening 25 are once bent downward from the height of the insertion point, and the lowermost end of the bent portion is used as the bottom. It is bent upward from the bottom of the lowermost end portion so as to be convex upward, and is wired from the uppermost end portion of the bent portion toward the terminal block 22 in the downward direction.

The various cables 240 to 249 are cables from each electronic component constituting the opening / closing body device. Depending on the configuration of the switching body device, two or more switching body devices may be connected to the emergency power supply device 20. Therefore, the number of cables 240 to 249 is not limited to 10, but can be flexibly changed according to the number and functions of the opening / closing device to be connected. Therefore, the emergency power supply device according to this embodiment. In 20, a long opening 25 is provided, and a flexible number of cables are inserted and connected through the opening 25.

Wiring various cables 240 to 249 in the shape shown in FIG. 4 is a task that requires a high degree of skill. Further, even if various cables 240 to 249 can be wired as shown in FIG. 4, when some stress or tensile force is applied to the cables 240 to 249 from the outside of the housing 21, the cables 240 to 249 are shown in FIG. There is a risk that such a concave or downward convex shape will collapse. Therefore, in this embodiment, a wiring guide member 26 for guiding the wiring routes of the various cables 240 to 249 is provided to simplify the wiring work of the various cables 240 to 249 and prevent the shape from being easily deformed after wiring. ing.

FIG. 7 is a perspective view showing the configuration of the wiring guide member of FIGS. 4 to 6. The wiring guide member 26 is composed of a lower guide plate 261 bent into a Z shape as shown in the cross-sectional shape of FIG. 4, and an upper presser plate 262 having a horizontally long U-shape as a whole. The lower guide plate 261 and the upper presser plate 262 are integrally formed by connecting both ends thereof by welding or the like. The lower guide plate 261 and the upper presser plate 262 may be configured to be separable from each other. Both ends of the lower guide plate 261 and the upper presser plate 262 of the wiring guide member 26 are fixed to the upper side of the electronic parts of the housing 21 and the protective plate of the backup power supply 23 with screws or the like. The wiring guide member 26 may be screwed and fixed to the side wall surface of the housing 21.

A cable connection method using the wiring guide member 26 will be described. When the wiring guide member 26 is integrally configured, the wiring guide member 26 is first fixed to the upper side of the electronic component of the housing 21 and the protective plate of the backup power supply 23 with screws or the like. The cables 240 to 249 are sequentially wired to the terminal block 22 so as to be connected to each terminal by passing through the space between the lower guide plate 261 and the upper presser plate 262 of the fixed wiring guide member 26.

When the wiring guide member 26 is configured to be separable, only the lower guide plate 261 is first fixed to the upper side of the electronic component of the housing 21 and the protective plate of the backup power supply 23 with screws or the like. Using the shapes of the upper side surface and the inclined surface of the lower guide plate 261, the cables 240 to 249 are deformed into the shape as shown in FIG. The upper presser plate 262 is pressed downward from the upper side against the cables 240 to 249 after the shape is deformed by using the upper presser plate 262, and the upper presser plate 262 is placed on the upper side of the electronic component of the housing 21 and the protective plate of the backup power supply 23. By fixing, cables 240 to 249 are wired.

By using the wiring guide member 26 in this way, it is possible to easily make all the shapes of the various cables 240 to 249 into the same wiring shape as concave or downwardly convex as shown in FIG. Become. Further, as shown in FIG. 4, by wiring the cable so as to be concave or convex downward, moisture generated on the wall surface or the cable 240 to 249 itself due to temperature fluctuation, moisture from water mist, sprinkler, etc. can be removed. Even if it is transmitted to the cables 240 to 249 through the wall surface or the electric wire tube and enters the housing 21, water will fall at the bent portion of the cables 240 to 249, that is, the lowermost end of the cable which is concave or convex downward. However, moisture does not propagate through the cables 240 to 249, water does not adhere to the terminal block 22, and it is possible to suppress the occurrence of abnormalities such as short circuit and electric leakage.

Further, the lower guide plate 261 has a Z-shaped cross section, and the upper side surface and the inclined surface prevent the lower guide plate 261 from reaching the terminal block 22 from dust or the like invading from the long opening 25. Has the function of Further, by providing the wiring guide member 26, even if some stress or tensile force is applied to a part or the whole of the cables 240 to 249 from the outside of the housing 21, the lower guide plate 261 is as shown in FIG. Cables 240 to 249 may come into contact with the left end of the upper side surface and the lower end of the upper presser plate 262, and stress or tensile force may be applied to the cables 240 to 249 between the terminal block 22 and the lower guide plate 261. It disappears, and the connection state between the terminal block 22 and the cables 240 to 249 can be stabilized.

In FIG. 4, the various cables 240 to 249 are wired so as to be concave or convex downward, which is directed downward from the height of the insertion point in the opening 25 of the various cables 240 to 249. It can be said that it is wired so as to go upward once. Further, the cable may have a shape having the same effect even if it is not concave or convex downward. For example, a disk such as a brim may be provided in the middle of the cable so that water can fall down from the disk. Further, when the cables are wired upward from the height of the insertion point in the openings 25 of the various cables 240 to 249, the terminal block 22 is used as it is without being concave or downwardly convex as described above. The cables 240 to 249 may be wired to each terminal as they are, or even in such a case, the cables may be wired so as to be concave or downwardly convex.

Further, in FIG. 4, the cross-sectional shape of the lower guide plate 261 and the upper presser plate 262 of the wiring guide member 26 is configured to be inclined to the left side, but the lower guide plate 261 and the upper presser plate 262 of the wiring guide member 26 are configured. The cross-sectional shape of the above may be vertical without being tilted, or may be tilted to the right. Further, the cables 240 to 249 are configured to pass through the space between the two plates of the lower guide plate 261 and the upper presser plate 262 of the wiring guide member 26, but the lower guide plate 261 and the upper presser plate 262 are configured. Only one of the above may be provided so that the cables 240 to 249 can be attached to and detached from the inclined surface thereof. Further, a member such as a rain gutter may be provided at the bottom of the cables 240 to 249 to receive the falling moisture and discharge it to both ends. Plate-shaped members such as the lower guide plate 261 and the upper presser plate 262 are used, but two rod-shaped or square lumber-shaped ones are provided so that the cable wired toward the lower side is once directed upward. It may be wired to.

In the above-described embodiment, the shutter curtain that is extended by the vertical elevating method has been described as an example, but the same applies even if the shutter-shaped opening / closing member is extended by the horizontal pulling method or the horizontal method. Can be applied to. Further, as the opening / closing body device, for example, it can be applied to a shutter device, a window shutter device, a blind device, a roll screen device, a hanging curtain device, a sliding door device, a moving partition device, an awning device, a waterproof plate device, and the like.

10 ... Switch 11 ... Shutter case 12 ... Shutter curtain 13, 14 ... Guide rail 15 ... Take-up shaft 16 ... Chain 17 ... Motor 171 ... Holding mechanism 172 ... Position detection device 18 ... Control device 181 ... Switch control device 182 ... Interlocking repeater for hazard prevention 183 ... Automatic closing device 184 ... Obstacle sensing device Control panel 185 ... Obstacle detector 19 ... Operation switch 19A ... Up (open) button 19B ... Stop (stop) button 19C ... Down (closed) Button 20 ... Emergency power supply 21 ... Housing 22 ... Terminal block 23 ... Electronic parts and standby power supply 24, 240 to 249 ... Cable 25 ... Opening 26 ... Wiring guide member 261 ... Lower guide plate 262 ... Upper presser plate 30 ... Water pressure switch

Claims (8)

The opening / closing means is opened / closed via one or a plurality of cables electrically connected to a terminal block provided in the housing below the opening by inserting an opening provided on the side surface of the housing. In an opening / closing device configured to control operation
An opening / closing device in which the cable is wired so as to be concave or downwardly convex on the way from the opening to the terminal block. In the opening / closing body device according to claim 1,
It is characterized in that a wiring guide means for guiding the wiring path of the cable is provided in the housing so that the cable becomes concave or downward in the middle of connecting from the opening to the terminal block. Opening and closing device. In the opening / closing body device according to claim 2 ,
The wiring guiding means is characterized in that it guides the cable, which is wired downward from the height of the insertion portion, once toward the upper side, and then connects to the terminal block. Opening and closing device. The opening / closing device according to claim 1, 2 or 3 , wherein the emergency power supply device is built in the housing. In a cable connection method in which one or more cables are electrically connected to a terminal block provided in the housing below the opening by inserting an opening provided on the side surface of the housing.
A cable connection method comprising wiring the cable in a concave shape or a downward convex shape on the way from the opening to the terminal block. In the cable connection method according to claim 5 ,
It is characterized in that a wiring guide means for guiding the wiring path of the cable is provided in the housing so that the cable becomes concave or downward in the middle of connecting from the opening to the terminal block. Cable connection method. In the cable connection method according to claim 6 ,
The cable connecting means is characterized in that the wiring guiding means is configured to guide the cable, which is wired downward from the height of the insertion portion, so as to once move upward. The cable connection method according to claim 5, 6 or 7, wherein the cable is wired to the terminal block in a housing including an emergency power supply device for an opening / closing body device.

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