JP2005190800A - Mobile floodlight device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a new mobile floodlight device, wherein work such charge, maintenance and inspection, and replacement of a storage battery can be easily carried out, and burglar prevention and the like of the storage battery are taken into consideration. <P>SOLUTION: A drawer portion 20 is pulled out from a lower housing space 11 by opening a side lid 30, and the storage battery 3 is placed on the side lid 30 almost horizontally supported by support legs 40 to carry out the work such as charge, maintenance and inspection of the storage battery 3. The upper lid 13 is opened to carry out the work, such as charge, maintenance, and inspection of the storage battery 3. Since the side lid 30 is regulated as to its opening movement by a first lock mechanism 50 provided in the support leg 40 and a second lock mechanism 60 provided in a case 4, and the upper lid 13 is regulated as to its opening movement by a third mechanism 60' provided in the case 4, the storage battery 3 can be prevented from being stolen. A small door 71 is opened to expose the hook part 15 of a base body frame 6, and a wire is hooked onto the hook part 15, to raise the floodlight device A by a crane or the like. Since the weight of the floodlight device A is applied to the base body frame 6, there is no possibility of damaging the case 4. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a mobile floodlight device used at night construction sites, event halls, and the like, and more particularly to an improvement of a mobile floodlight device equipped with a battery as a power source.

  Conventionally, as described in, for example, Patent Documents 1 and 2, a telescopic support column is erected on a carriage on which a generator is mounted, and a projector-type or balloon-type lighting fixture is provided on the upper end of the expansion / contraction column. 2. Description of the Related Art There is known a mobile light projector configured to supply electric power supplied from a ballast to a light bulb via a ballast and perform light projection with a lighting fixture.

  Such a floodlighting device is suitable as a mobile floodlighting device that can obtain illumination with appropriate brightness even in places where it is difficult to use the power supplied from the power company, for example, at night road construction sites. Although it is used, since a generator is used as a power source, exhaust gas and noise are generated when it is turned on, which makes it difficult to use in a residential area at night or in a tunnel. It was.

  In order to solve such a problem, for example, in Patent Document 3, a storage battery (battery) is used as a power source, and the storage battery is built in a body (case) with a caster, and a mast raised on the upper surface of the body. Describes a battery-type mobile light projector equipped with a projector at the upper end of the projector.

Japanese Utility Model Publication No. 6-37033 JP 2003-36709 A JP-A-11-224506

Although the Patent Document 3 does not mention maintenance and inspection of the storage battery built in the case and the work at the time of charging, this kind of mobile light projector usually has 2 to 8 high-pressure discharge lamps of 400 W or more. Therefore, the storage battery to be used is, for example, one having a capacity (20 hour rate): 225 AH / 6V, and about 6 to 8 batteries are required.
Therefore, it is necessary to open the case for charging work each time the projector is used and for maintenance, replacement, etc. of the storage battery accompanying long-term use. If the case is provided with an opening, the storage battery can be taken in and out, but there is a problem that the work becomes difficult because each storage battery is heavy.
In addition, when the opening is simply provided in the case, there is a possibility that the storage battery may be stolen, and consideration is also required for theft prevention.

  The present invention has been made in view of such a conventional situation, and a purpose of the present invention is a novel mobile type capable of easily performing operations such as charging, taking out, maintenance and inspection of a battery stored in a case. The object is to provide a light projecting device. Another object of the present invention is to make it possible to easily perform operations such as charging, taking out, maintenance and inspection of the battery stored in the case, and to provide a novel mobile type projector that takes into consideration prevention of theft of the battery. It is to provide an optical device.

In order to achieve the above object, the invention according to claim 1 is equipped with a lighting fixture at the upper end of an extendable support column erected on a carriage, and a battery for supplying power to the lighting fixture is integrated with the carriage. And a support means for supporting the drawer portion, wherein the battery is housed in a drawer portion accommodated in the case and retractable from a side opening of the case. The support means is formed to be deformable so as to be accommodated in the case when the drawer portion is accommodated in the case and to support the drawer portion when the drawer portion is pulled out. To do.
Here, the case integrated with the carriage is not limited to an aspect in which a case formed separately from the carriage is fixed on the carriage, but also includes an aspect in which a wheel is provided on the case to form the carriage.
Further, the case where the support means is accommodated in the case is not limited to the state in which the support means is accommodated in the case, but can be variously foldable along the side surface, upper surface, etc. of the case, or accommodated in the lower space of the case. The embodiment is also included.
In the present invention, the battery can be a storage battery or a fuel cell charged by a charger. As a storage battery, for example, as disclosed in JP-A-11-224506, a completely sealed lead sulfate storage battery, a colloidal electrolyte storage battery, a special storage battery, a non-solid storage battery using a silicon electrolyte, and other solar cells A storage battery known in this field, such as a solar battery that converts light into electric power and stores it, can be used as appropriate. As a fuel cell, fuel (for example, hydrogen and water) is continuously supplied from the outside, discharge products are sequentially removed from the system, a combustion reaction is performed electrochemically, and directly converted into electric energy. What is comprised by the magnitude | size and weight which can be mounted in moving means, such as a trolley | bogie, can be used preferably.

According to a second aspect of the present invention, the support means is formed from a support member on which the drawer portion pulled out from the case is mounted, and a support leg that supports the support member substantially horizontally, and the support The leg is provided so as to be freely foldable on the support member described above.
Here, examples of the mounting member include a plate-like member and a rail member, and these members can be rotated between an upright state and a substantially horizontal state, or in the case or on the side surface and bottom surface of the case. It is possible to raise a mode in which it can be pulled out from a position along the line.

According to a third aspect of the present invention, the support leg is rotatably provided between a folded state accommodated in the case and an upright state capable of supporting the support member substantially horizontally. A first locking mechanism is provided that maintains the folded state of the drawer and disables the drawer portion to be pulled out.
Here, the case where the support leg is accommodated in the case is not limited to the state in which the support leg is accommodated in the case, but may be various forms such as being folded along the side surface, the upper surface, etc. of the case or being accommodated in the lower space of the case. Is included.
Further, as an aspect of the first lock mechanism, an engaging portion is provided on one of the support leg and the case, and an engaged portion is provided on the other. When the support leg is in a folded state, the engaging portion and the engaged portion are engaged. The parts are engaged to maintain the folded state of the support legs and the drawer part cannot be pulled out. On the other hand, when the support legs are rotated in the upright direction, the engagement parts are disengaged from the engaged parts. Thus, a mechanism that enables the drawer portion to be pulled out can be given.

  According to a fourth aspect of the present invention, the support member is a side lid that covers the side opening of the case so as to be openable and closable, and the support leg is foldably provided on a surface of the side lid, and the support leg is folded. When in the state, the first lock mechanism is formed so that the side opening is closed by the side cover.

The invention according to claim 5 is characterized in that the support member described above is a rail member that can be pulled out from the case.
The rail member can be folded so as to be accommodated in the case, slidable between a state accommodated in the case and a state pulled out of the case, or pulled out from a state along the side surface or bottom surface of the case. Various modes can be exemplified such as being slidable.

  The invention according to claim 6 is provided with a second locking mechanism in the case for maintaining the closed state of the side lid that closes the side opening, and the second locking mechanism is operated from the upper surface opening side of the case. It is formed so that the closed state of the said side lid can be cancelled | released.

  The invention according to claim 7 is provided with an upper lid that opens and closes an upper surface opening of the case, and a small door that opens and closes a window hole provided in the upper lid, and the second lock mechanism is opened by opening the small door According to the present invention, the closed state of the side lid is released.

  The invention according to claim 8 is provided with a third lock mechanism for maintaining the closed state of the upper lid, and is formed so that the closed state of the upper lid by the third lock mechanism can be released by opening the small door. Features.

  In the invention according to claim 9, an upper storage space and a lower storage space are defined in the case, and a battery stored in the lower storage space can be taken out by pulling out the drawer portion. The battery to be stored can be taken out by opening the upper lid of the case.

According to a tenth aspect of the present invention, the case is formed so as to surround the base frame with a side plate and a bottom plate, and a hook portion for lifting the light projecting device is provided on an upper side portion of the base frame, and the hook portion is provided on the case frame. It is formed so as to face a window hole provided in the upper lid.
Here, the base frame is a frame-type frame that becomes a basic structure of the case, and is usually formed by a framework made of steel such as iron.

  Since the mobile light projector according to the present invention is configured as described above, the following effects can be obtained.

(Claim 1)
The drawer part can be pulled out from the side opening of the case, and the drawer part can be supported by support means, so the drawer part can be stably supported even if the drawer amount is large, and the battery stored in the drawer part can be charged. Installation and removal of cords, maintenance and inspection of special batteries, and replacement work can be performed easily. Further, since the support means is also accommodated in the case when the drawer portion is accommodated in the case, there is no possibility that the support means will become an obstacle when the light projector is transported or used (light projection).

(Claim 2)
Since the supporting means is composed of a mounting member on which the drawer portion is mounted and a foldable support leg that supports the mounting member, the above-described effect according to claim 1 can be realized with a simple configuration. did it.

(Claim 3)
When the drawer part is accommodated in the case, the support leg is accommodated in the case together with the mounting member, and the drawer part cannot be pulled out by the first locking mechanism in the folded state of the support leg. There is no fear that the drawer portion housed inside will be inadvertently pulled out, and the light projector can be transported and used (light projection) safely.

(Claim 4)
Open the side cover and pull out the drawer part from the side opening of the case, and the drawer part can be supported by the side lid supported almost horizontally by the support legs, so the drawer part is stable even if the drawer amount is large Thus, it is possible to easily attach / remove the charging cord to / from the battery stored in the drawer, or to perform maintenance / inspection of the special battery, replacement work, and the like. Further, since the side opening of the case is closed with a side lid, the side lid is locked with a locking means such as a padlock, for example, to restrict the opening and closing by a person other than the operator, so that theft of the battery, etc. Can be easily prevented. Further, since the side lid that closes the side opening of the case also serves as a mounting member, it is not necessary to provide a separate mounting member, and the above-described effects can be obtained at a lower cost.

(Claim 5)
Since the drawer part pulled out from the case can be supported by the rail that is supported substantially horizontally by the support legs, the drawer part can be supported stably even if the drawer amount is increased, and the battery stored in the drawer part can be It is possible to easily attach and remove the charging cord, maintain and inspect the special battery, and replace the battery.

(Claim 6)
Since the opening and closing of the side lid is regulated by the second lock mechanism provided inside the case, it is possible to easily prevent the battery from being stolen without requiring a separate locking means. Further, when the first lock mechanism is provided, a double lock by both lock mechanisms works, and the above-described effect can be made more effective. Furthermore, if the upper surface opening of the case is closed with an upper lid so that it can be opened and closed, and the upper lid is locked with a locking means or the like, theft of the battery or the like can be prevented more reliably.

(Claim 7)
Since the opening of the upper lid that closes the upper surface opening of the case is opened and the side lid can be opened, the above-described effects can be obtained without requiring additional locking means or opening and closing the upper lid one by one. Further, if the small door that closes the window hole is locked with a locking means or the like, theft of the battery or the like can be more reliably prevented.

(Claim 8)
Since the opening and closing of the case upper lid is also restricted by the third lock mechanism, the case is provided with a double or triple lock mechanism, and battery theft and the like can be more reliably prevented. In addition, it is possible to prevent theft of ballasts and other devices arranged on the upper part of the case. In addition, if the small door that closes the window hole is locked by a locking means or the like, it is possible to exert an extremely reliable effect such as theft prevention.

(Claim 9)
The battery can be stored in the upper part of the case, and the opening and closing of the top lid can be restricted to prevent theft. It can provide as a type | mold light projector.

(Claim 10)
Since the hook part for lifting with a heavy machine or the like for transporting the projector is provided on the base frame of the case integrated with the carriage, the projector is transported without fear of damaging the case. be able to. That is, when the hooking portion is provided on the upper surface of the case or the like, if a wire or the like is connected to the hooking portion and lifted by a heavy machine or the like, the load of the light projecting device may be applied to the upper surface of the case and damaged. On the other hand, in the present invention, since the load of the light projecting device is dispersed by the base frame, the light projecting device can be transported without fear of damaging the case.
Further, since the hooking portion is provided so as to face the window hole of the case upper lid, the light projecting device can be transported without opening and closing the upper lid one by one.

  Hereinafter, an example of an embodiment of a mobile projector according to the present invention will be described with reference to the drawings.

  1 to 9 includes a projector-type lighting fixture 1 in which a light bulb is mounted on a reflector, and a telescopic support column 2 equipped with the lighting fixture 1 at the upper end is connected to a power projector. It is configured to start up on a cart 5 on which a case 4 in which a plurality of storage batteries 3 as a source are stored is mounted (see FIGS. 1 and 2).

  The cart 5 has wheels on the front, rear, left and right of the cart base. In this example, the case 4 formed separately from the cart 5 is fixed on the cart 5 so as not to move. Can also be formed integrally.

  The telescopic column 2 erected at the rear part of the carriage 5 has at least one intermediate tube column whose inner diameter is successively reduced with respect to the base tube column 2 a fixed to the vehicle 5, in the illustrated example, two intermediate tube columns 2 b, 2c is slidably fitted in order so that it can be slid up and down in sequence, and it has built-in lifting means such as a pulley, wire, and winch, or lifting means such as a gas damper. The length is adjusted by sliding, and the height of the luminaire 1 can be set appropriately.

  A support frame 2d is fixed to the upper end of the uppermost middle tube pillar 2c, and the lighting fixture 1 is supported by the support frame 2d. The luminaire 1 energizes the storage battery 3 via a cable (not shown), and projects light with the power supplied from the storage battery 3.

  As shown in FIG. 3, the case 4 is a box-shaped case in which a required number of side plates 7 and bottom plates 8 are fixed to the outside of the base frame 6, and the inside of the upper storage space 10 and the lower storage space by the middle plate 9. 11, the upper surface opening 12 is closed with an upper lid 13 so that it can be opened and closed, and a side surface opening 14 is provided on an arbitrary side surface. Has been.

  The base frame 6 is formed by arranging a rectangular frame 6a to which steel materials are connected in the center of the case 4 and fixing left and right horizontal ribs 6b to the middle and high portions and lower ends of the left and right side portions thereof. Of strength and durability.

A middle rod 6c is installed in the middle and high part of the rectangular frame 6a, and a vertical rod 6d is provided continuously from substantially the center of the upper side portion 6a 'to the middle rod 6c, and a light projecting device is directly above the vertical rod 6d. A hook 15 for lifting A is formed.
On the bottom plate 8 of the case 4, left and right rails 16 for guiding the drawer portion 20 to be taken in and out are fixed.

  As shown in FIGS. 2, 4, and 5, the drawer 20 has a size capable of mounting a plurality of storage batteries 3, in this example, 6 storage batteries having a capacity (20 hour rate): 225 AH / 6V in three rows. A required number of wheels 22 guided by the rail 16 are provided on the lower surface of the mounting plate 21, support rods 23 are erected on both the left and right sides of the mounting plate 21, and a handle 24 is provided at the front end. It is slidably accommodated in the lower storage space 11 of the case 4 so that it can be taken in and out from the side opening 14.

The side opening 14 of the case 4 is closed so as to be freely opened and closed by a side lid 30 that also serves as a mounting member that constitutes the support means of the drawer portion 20.
The side lid 30 is pivotally attached to the lower edge of the side opening 14 by a hinge 31 so that the side lid 30 can be opened and closed, and the side opening 14 is opened by the left and right support legs 40 provided on the surface of the side lid 30. At this time, the bottom plate 8 of the case 4 is supported substantially flush with the bottom plate 8 (substantially horizontally).
On the back surface of the side lid 30, a guide groove 32 is formed that is located on an extension line of the rail 16.

The support leg 40 constitutes a support means for the drawer portion 20, and in this example, as shown in FIG. 6, the upper end portion is pivotally supported by a support shaft 41 fixed to the surface of the side lid 30, and the side lid 30. And a standing state (a state where the side lid 30 stands up substantially at right angles to the side lid 30) that can support the side lid 30 substantially horizontally.
At the upper part of the support leg 40, a claw member 42 that is detachably engaged with the support shaft 41, a spring 43 that urges the claw member 42 in a direction to engage with the support shaft 41, and a claw member 42 are supported. A stopper 45 having a button 44 that rotates in a direction in which the engagement with the shaft 41 is released is provided, and a first lock mechanism 50 that restricts the opening of the side lid 30 is provided.

  The first locking mechanism 50 includes left and right engaged portions (opening portions) 51 provided at the upper edge of the side opening 14, and an engaging portion that is provided at the upper end of the support leg 40 and rotates together with the support leg 40. (The claw member) 52, and when the support leg 40 is in the folded state, the claw member 52 is engaged with the opening 51 to restrict the movement of the side lid 30 and the side opening 14 is kept closed. As the support leg 40 rotates in the standing direction, the claw member 52 comes out of the opening 51 and the side lid 30 can be freely opened.

The state where the side opening 14 is closed by the side lid 30 is also maintained by the second lock mechanism 60. As shown in FIG. 7, the second lock mechanism 60 includes an engaged portion (engaged ring) 61 provided on the upper rear surface of the side lid 30 and an engagement provided slidably inside the case 4. Part (engagement rod) 62.
The engaging rod 62 includes a claw member 63 that is detachably engaged with the engaged ring 61, a spring 64 that urges the claw member 63 in a direction to engage the engaged ring 61, and a side opening. 14 comprises an operating rod 65 supported so as to be vertically slidable along the back surface of the side plate 7 located above 14, and the tip (lower end) of the operating rod 65 is connected to the claw member 63. While the claw member 63 is engaged with the engaged ring 61 by the urging force of the side and the opening of the side lid 30 is restricted and the side opening 14 is closed, the claw member 63 at the tip is pulled up when the operating rod 65 is pulled up. Is disengaged from the engaged ring 61 and the side lid 30 can be freely opened.
The operation rod 65 has a length such that the upper end of the operation rod 65 is positioned in the vicinity of the upper surface opening 12 of the case 4 so that the operation rod 65 can be pulled up from the upper surface opening 12 of the case 4 with a hand.

As shown in FIGS. 8 and 9, the upper lid 13 that closes the upper surface opening 12 of the case 4 is pivotally attached to the side edge of the upper surface opening 12 by a hinge 13 ′ so as to be freely opened and closed. The opening mechanism is restricted by the lock mechanism 60 ′, and the state in which the upper surface opening 12 is closed by the upper lid 13 is maintained.
The third lock mechanism 60 ′ includes an engaged portion (engaged ring) 61 provided on the upper lid 13 and an engaging portion (engaging rod) 62 provided slidably inside the case 4. Since the second lock mechanism 60 is basically the same configuration, a part of the illustration is omitted, and description will be given below with reference to FIG.
In other words, an engaged portion (engaged ring) 61 is provided on the rear surface side edge of the upper lid 13, and a claw member 63 at the tip of an engaging portion (engaging rod) 62 slidably provided inside the case 4. Is engaged with the engaged ring 61 by the urging force of the spring 64, so that the movement of the upper lid 13 is restricted and the upper surface opening 12 is closed. On the other hand, when the operating rod 65 is pulled, the claw member 63 is moved. The upper lid 13 can be opened freely by being detached from the engaged ring 61.
The operation rod 65 has a length in which the base end is positioned in the vicinity of the window hole 70 provided in the upper lid 12, and the operation rod 65 can be pulled by putting the hand into the window hole 70.
The window hole 70 is formed at substantially the center of the upper lid 12 and is closed by a small door 71 so as to be freely opened and closed. The small door 71 can be releasably locked by a locking means such as a padlock. .

  According to the mobile light projector A of the present example having the above-described configuration, the opening of the upper lid 13 is restricted (the closed state is maintained) by the third lock mechanism 60 ′, and the first and second Since the opening of the side lid 30 is regulated by the lock mechanisms 50 and 60 (the closed state is maintained), there is no possibility of the storage batteries 3 stored in the upper storage space 10 and the lower storage space 11 being stolen. At the same time, it is possible to safely perform the work without fear that the drawer 20 will be inadvertently pulled out during transportation or during light projection.

  When the storage battery 3 stored in the upper storage space 10 is charged, maintained, inspected, or exchanged, the small door 71 is first unlocked and the window hole 70 is opened (see FIG. 9). And pulling the operating rod 65 of the third lock mechanism 60 ′ to release the engagement of the claw member 63 with the engaged ring 61 on the back surface of the upper lid 13, and then the upper lid 13 is opened to perform the work.

  When the storage battery 3 stored in the lower storage space 11 is charged, maintained, inspected, exchanged, etc., first, the upper lid 13 is opened by the above-described procedure, and the hand is inserted into the upper surface opening 12 to The operating rod 65 is pulled up to release the engagement of the claw member 63 with the engaged ring 61 on the back surface of the side lid 30. Next, after the button 44 is pressed to disengage the claw member 42 from the support shaft 41, the left and right support legs 40 are rotated in the upright direction to extract the claw member 52 of the first lock mechanism 50 from the opening 51. After the support legs 40 are positioned in the upright state, the side lid 30 is opened and supported substantially horizontally (see FIG. 4). In this state, the handle portion 24 is grasped to pull the drawer portion 20 from the side opening 14. The drawer is placed on the side lid 30 to perform the work (see FIG. 5).

  When the light projection device A is loaded onto or removed from the transport vehicle, the window hole 70 is opened by the above-described procedure to expose the hook portion 15 of the base frame 6 (see FIG. 9). Carry the transportation work. At that time, since the load of the light projecting device A is applied to the base frame 6, there is no possibility that the case 4 is damaged.

In this example, the projector-type lighting fixture 1 in which a light bulb is attached to the reflector is used, but a balloon-type lighting fixture can also be used.
The balloon-type lighting fixture is held in a balloon that is inflated by an air supply device, although it will not be described in detail here because it has the same configuration as that described in Japanese Patent Application Laid-Open No. 2003-36709 previously proposed by the applicant of the present application. A frame is erected and a light bulb is held therein. The electric power supplied from the storage battery 3 is supplied to the light bulb and the air suction device, the light bulb is turned on with the balloon inflated. By passing the light, glare can be reduced and light can be irradiated over a wide range.

  Hereinafter, other embodiment examples in which the above-described side lid, support leg, drawer portion and the like are changed will be described with reference to FIGS. 10 to 13. In the figure, the same reference numerals are attached to the drawings, and redundant explanations and illustrations are omitted, and only changes are described in detail.

In the example shown in FIGS. 10 and 11, the side lid 30 ′ is pivotally attached to the lower edge of the side opening 14 by a hinge 31 ′ so that the side lid 30 ′ is openable and closable. In contrast, the open state at an angle of 90 degrees or more is maintained releasably.
The guide groove 32 is not formed on the back surface of the side lid 30 ′. Instead, the extension rail 80 as a mounting member is folded up at a substantially right angle via the hinge 81 at the front ends of the left and right rails 16. A state and a substantially horizontal state located on the extension of the rail 16 are rotatably connected.

The support leg 40 is foldably connected to the distal end of the extension rail 80. The support leg 40 is pivotally supported at the upper end by a support shaft 41 fixed to the distal end of the extension rail 80, and is in a folded state along the extension rail 80 and an upright state (the extension rail 80 of the extension rail 80 is supported). (A state of rising substantially at a right angle on the lower surface side).
A stopper 45 having the above-described claw member 42, spring 43, and button 44 is provided on the upper portion of the support leg 40, and the above-described first lock mechanism 50 for restricting the rotation of the extension rail 80 is provided. Yes.

  In this example, when pulling out the drawer 20, first, the operating rod 65 of the second lock mechanism 60 is pulled up, and the claw member 63 is engaged with the engaged ring 61 provided at a predetermined position on the back surface of the side lid 30 ′. After the release, the side cover 30 'is opened and locked in a substantially horizontal state by a support member (not shown). Next, after the button 44 is pressed to disengage the claw member 42 from the support shaft 41, the left and right support legs 40 are rotated in the upright direction to extract the claw member 52 of the first lock mechanism 50 from the opening 51. After the support legs 40 are positioned in the standing state, the left and right extension rails 80 are tilted and supported substantially horizontally by the support legs 80. In this state, the handle portion 24 is grasped and the drawer portion 20 is pulled out from the side opening 14 and placed on the left and right extension rails 80 to perform the work.

In the example shown in FIGS. 12 and 13, the side cover 30 ′ is pivotably mounted by a hinge 31 ′ as described above, and is opened at an angle of 90 ° or more with respect to the side plate 7 by a support member (not shown). The state is kept releasably.
In this example, instead of the extension rail 80, a slide rail 85 as a mounting member is provided inside or outside the left and right rails 16 by a plurality of guide rollers 86 provided in the case 4. It is formed so as to be slidable between a state where it is stored inside the case 4 so as to overlap the inside or outside of the case 16 and a state where it is pulled out of the case 4 so as to be positioned on the extension of the rail 16.

The support leg 40 is foldably connected to the tip of the slide rail 85. The support leg 40 is supported in a folded state in which the upper end is pivotally supported by a support shaft 41 fixed to the tip of the slide rail 85 and rises at a substantially right angle upward with respect to the slide rail 85, and the slide rail 85 is substantially horizontal. And an upright state (a state of standing at a substantially right angle on the lower surface side of the slide rail 85).
A stopper 45 having the above-described claw member 42, spring 43, and button 44 is provided on the upper portion of the support leg 40, and the above-described first lock mechanism 50 that restricts the rotation of the slide rail 85 is provided. The opening 51 in which the claw member 52 is detachably engaged is formed in the middle bottom plate 8 ′ of the case 4.

  In this example, when pulling out the drawer 20, first, the operating rod 65 of the second lock mechanism 60 is pulled up, and the claw member 63 is engaged with the engaged ring 61 provided at a predetermined position on the back surface of the side lid 30 ′. After the release, the side cover 30 'is opened and locked in a substantially horizontal state by a support member (not shown). Next, the button 44 is pressed to disengage the claw member 42 from the support shaft 41, and the left and right support legs 40 are rotated in the upright direction to extract the claw member 52 of the first lock mechanism 50 from the opening 51. Thereafter, the left and right slide rails 85 are pulled out, and both the support legs 40 are positioned in an upright state to support the slide rails 85 substantially horizontally. In this state, the handle portion 24 is grasped and the drawer portion 20 is pulled out from the side opening 14 and placed on the left and right slide rails 85 to perform the work.

  As mentioned above, although the example of embodiment of this invention was demonstrated with reference to drawings, the mobile light projector concerning this invention is not limited to the example of illustration, The technical idea described in each claim of a claim It goes without saying that various changes can be made in the category.

It is a side view which shows an example of embodiment of the mobile light projector concerning this invention, and represents the state which accommodated the drawer | drawing-out part. In the front view of FIG. 1, the state which pulled out the drawer part is represented. The expansion perspective view which shows the base frame of a case. The perspective view of the state which opened the side cover and was supported by the support leg. The perspective view of the state which pulled out the drawer part. The enlarged view of the support leg explaining a 1st locking mechanism. It is explanatory drawing of a 2nd, 3rd locking mechanism, (A) is a simplified front view of a case, (B) is sectional drawing which expands and shows the principal part of a locking mechanism. The expansion perspective view of a case upper surface. The perspective view of the state which opened the small door of the upper cover. The longitudinal section of the principal part which shows an example of embodiment of the mobile light projector concerning the present invention, and the state where the drawer part was stored. It is the perspective view of FIG. 11, and shows the state which opened the side cover. The longitudinal section of the principal part which shows an example of embodiment of the mobile light projector concerning the present invention, and the state where the drawer part was stored. It is a perspective view of Drawing 12, and shows the state where the side lid was opened.

Explanation of symbols

A: Mobile floodlight device 1: Lighting fixture 2: Telescopic column 3: Storage battery (battery)
4: Case 5: Cart 6: Base frame 10: Upper storage space 11: Lower storage space 12: Upper surface opening 13: Upper lid 14: Side surface opening 15: Hook 20: Drawer 30: Side lid (mounting member)
40: support leg 50: first locking mechanism 51: engaged portion (opening)
52: Engagement part (claw member)
60: Second locking mechanism 60 ': Third locking mechanism 61: Engagement portion (engaged ring)
62: Engagement part (engagement rod)
63: Claw member 65: Operating rod 80: Extension rail (mounting member)
85: Slide rail (mounting member)

Claims (10)

A mobile floodlight device that is equipped with a lighting fixture at the upper end of a telescopic support column erected on a carriage, and that stores a battery that supplies power to the lighting fixture in a case integrated with the carriage,
The battery is housed in a drawer portion that is housed in the case and can be pulled out from a side opening of the case, and includes a supporting unit that supports the drawer portion,
The support means is formed so as to be deformable so as to be accommodated in the case when the drawer portion is accommodated in the case and to support the drawer portion when the drawer portion is pulled out. Mobile light projector.   The support means is formed of a mounting member on which the drawer portion pulled out from the case is mounted, and a support leg that supports the mounting member substantially horizontally, and the support leg is folded into the supporting member described above. The movable projector according to claim 1, which is provided freely.   The support leg is rotatably provided between a folded state accommodated in the case and an upright state capable of supporting the support member substantially horizontally, and the folded state of the support leg is maintained while maintaining the folded state. The mobile light projecting device according to claim 2, further comprising a first lock mechanism that disables drawing of the drawer portion.   The support member is a side lid that covers the side opening of the case so as to be openable and closable. The support leg is foldably provided on the surface of the side lid, and when the support leg is in a folded state, The movable light projecting device according to claim 3, wherein a state in which the side opening is closed by the side lid is maintained by the locking mechanism.   4. The movable light projecting device according to claim 2, wherein the support member is a rail member that can be pulled out from the case.   A second locking mechanism for maintaining the closed state of the side lid that closes the side opening is provided in the case, and the second locking mechanism is configured so that the side lid is closed by an operation from the upper surface opening side of the case. The mobile light projecting device according to claim 1, wherein the mobile light projecting device is formed so as to be released.   An upper lid for opening and closing the upper surface opening of the case; and a small door for opening and closing a window hole provided in the upper lid. The small door is opened and the side lid is closed by the second locking mechanism. The mobile light projector according to claim 6, wherein the mobile light projector is formed so as to be released.   The third lock mechanism for maintaining the closed state of the upper lid is provided, and the closed state of the upper lid by the third lock mechanism is formed so as to be released by opening the small door. Mobile light projector.   An upper storage space and a lower storage space are defined in the case, the battery stored in the lower storage space can be taken out by pulling out the drawer, and the battery stored in the upper storage space is removed from the case. The movable projector according to any one of claims 1 to 8, wherein an upper lid is opened to allow removal.   The case is formed so as to surround the base frame with a side plate and a bottom plate, and a hook portion for lifting the light projection device is provided on the upper side of the base frame, and the hook portion faces a window hole provided in the upper lid of the case. The mobile light projector according to claim 1, wherein the mobile light projector is formed as described above.

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