JP7165871B2 - lighting equipment - Google Patents

Description

The present invention relates to lighting fixtures.

As a conventional example, the lighting fixture described in Patent Document 1 will be exemplified. This conventional example includes a fixture body, a regular light source unit for regular lighting, and an emergency lighting device for emergency lighting. The instrument body is formed in a long and rectangular box shape with an open bottom surface. The regular light source unit includes a plurality of LED modules, a mounting member to which each LED module is mounted, a cover mounted to the mounting member so as to cover each LED module, and a power supply device for lighting each LED module. . The regular light source unit is housed in the fixture body with the cover exposed from the lower surface of the fixture body.

The emergency lighting device includes an emergency light source unit and a control device. The emergency light source unit includes an LED module, a lens, a cover, an emergency power source (battery), and the like. A lens is placed in front of the LED module. The cover is arranged in front of the LED module with the lens exposed forward. An emergency power supply is located behind the LED module. The control device includes a charging circuit that charges an emergency power supply with power supplied from the regular power supply, and an emergency power supply circuit that uses the emergency power supply as a power source to light the LED module when the regular power supply fails. The control device also includes a control circuit that receives an operation input from the inspection switch and performs an inspection operation. The regular power supply is, for example, a power supply (commercial AC power supply) that supplies power to the power supply device of the regular light source unit.

Japanese Patent Application Laid-Open No. 2016-134208

As described above, the conventional lighting fixture described in Patent Literature 1 requires an emergency power supply (power supply unit) to supply power to the emergency light source. Such a power supply unit may be required to be waterproof. On the other hand, depending on the type of storage battery, there is a possibility that gas is generated in the main body that accommodates the storage battery and the gas pressure increases. Therefore, it is required to allow gas to escape from the inside of the main body while maintaining waterproofness.

The present invention is an invention made in view of the above points, and an object of the present invention is to prevent water from entering the battery case from the outside even if the gas pressure in the battery case containing the storage battery increases. To provide a lighting fixture capable of degassing.

A lighting fixture according to an aspect of the present invention includes a regular lighting device, an emergency lighting device, a battery unit, and a fixture body. The regular lighting device provides regular lighting. The emergency lighting device provides emergency lighting. The battery unit powers the emergency lighting device. The fixture main body accommodates the regular lighting device, the emergency lighting device, and the battery unit. The instrument main body has a top plate and a pair of side plates. The top plate is in the shape of an elongated rectangular flat plate. The pair of side plates protrude downward from each of two longitudinal edges of the top plate. The battery unit is arranged between the regular lighting device and the top plate of the fixture body. The battery unit includes a storage battery and a battery case. The battery case includes a filter and accommodates the storage battery. The filter is gas permeable and waterproof. The regular lighting device and the emergency lighting device are provided side by side in the longitudinal direction of the fixture body.
A lighting fixture according to an aspect of the present invention includes a regular lighting device, an emergency lighting device, a battery unit, and a fixture body. The regular lighting device provides regular lighting. The emergency lighting device provides emergency lighting. The battery unit powers the emergency lighting device. The fixture main body accommodates the regular lighting device, the emergency lighting device, and the battery unit. The instrument main body has a top plate and a pair of side plates. The top plate is in the shape of an elongated rectangular flat plate. The pair of side plates protrude downward from each of two longitudinal edges of the top plate. The battery unit is arranged between the regular lighting device and the top plate of the fixture body. The battery unit includes a storage battery and a battery case. The battery case includes a filter and accommodates the storage battery. The filter is gas permeable and waterproof. The battery case further has a main body, a lid, and a waterproof packing. The main body has an opening and accommodates the storage battery. The lid portion is fitted with the body portion so as to cover the opening. The waterproof packing is sandwiched between the main body and the lid, and has gas permeability and waterproofness. The waterproof packing is provided on the first end side in one direction of the body portion. The filter is provided on the second end side in the one direction of the main body.
A lighting fixture according to an aspect of the present invention includes a regular lighting device, an emergency lighting device, a battery unit, a fixture body, and a fixture. The regular lighting device provides regular lighting. The emergency lighting device provides emergency lighting. The battery unit powers the emergency lighting device. The fixture main body accommodates the regular lighting device, the emergency lighting device, and the battery unit. The instrument main body has a top plate and a pair of side plates. The top plate is in the shape of an elongated rectangular flat plate. The pair of side plates protrude downward from each of two longitudinal edges of the top plate. The battery unit is arranged between the regular lighting device and the top plate of the fixture body. The battery unit includes a storage battery and a battery case. The battery case includes a filter and accommodates the storage battery. The filter is gas permeable and waterproof. The fixing bracket is attached to the device main body with the battery unit disposed between the device main body and fixes the battery unit to the device main body.

A lighting fixture according to an aspect of the present invention is a unit to which a normal lighting device that performs normal lighting is attached. The lighting fixture includes an emergency lighting device, a battery unit, and a fixture body. The emergency lighting device provides emergency lighting. The battery unit powers the emergency lighting device. The fixture main body accommodates the emergency lighting device and the battery unit. The instrument body has a flat plate and a pair of side plates. The top plate is in the shape of an elongated rectangular flat plate. The pair of side plates protrude downward from each of two longitudinal edges of the top plate. The fixture body can accommodate the regular lighting device. The battery unit is arranged between the regular lighting device and the top plate of the fixture body when the fixture body accommodates the regular lighting device. The battery unit includes a storage battery and a battery case. The battery case includes a filter and accommodates the storage battery. The filter is gas permeable and waterproof. The regular lighting device and the emergency lighting device are provided side by side in the longitudinal direction of the fixture body.

According to the lighting fixture according to the aspect of the present invention, even if the gas pressure inside the battery case increases, the gas can be vented without water entering the battery case from the outside.

FIG. 1 is a perspective view of a lighting fixture according to one embodiment of the present invention. FIG. 2 is an exploded perspective view of the same lighting fixture. FIG. 3 is an exploded perspective view of the same lighting fixture, omitting a regular lighting device. FIG. 4 is a cross-sectional perspective view of a main part of the same lighting fixture. FIG. 5 is an exploded perspective view of an emergency lighting device according to one embodiment of the present invention, viewed from below. FIG. 6 is an exploded perspective view of the emergency lighting device as seen from above. FIG. 7 is a vertical cross-sectional view of the emergency lighting device of the same. FIG. 8 is an exploded perspective view of an emergency light source unit and a control device in the same emergency lighting system. FIG. 9 is a bottom view showing a main part of the fixture body of the same lighting fixture. FIG. 10 is a bottom view showing a main part of the fixture body and the emergency power supply unit of the same lighting fixture. 11 is a cross-sectional view taken along the line X1-X1 of FIG. 10. FIG. 12 is a cross-sectional view taken along the line X2-X2 of FIG. 10. FIG. FIG. 13 is a perspective view of a battery unit of the same lighting fixture. FIG. 14 is an exploded perspective view of the battery unit of the same lighting fixture. FIG. 15 is a cross-sectional view of the battery unit of the same lighting fixture. 16A and 16B are cross-sectional views of the battery unit of the same lighting fixture. FIG. 17 is a perspective view of an emergency power supply unit of the same lighting fixture. FIG. 18A is a left perspective view of the main body of the battery unit of the lighting fixture; FIG. 18B is a right perspective view of the main body of the battery unit of the lighting fixture; FIG. 18C is a left side view of the main body of the battery unit of the lighting fixture; FIG. 19A is a perspective view of the lid portion of the battery unit of the lighting fixture as seen from the left side. FIG. 19B is a perspective view of the lid of the battery unit of the lighting fixture as seen from the right side. FIG. 19C is a side view of the lid portion of the battery unit of the lighting fixture; FIG. 20A is a perspective view of the waterproof packing of the battery unit of the lighting fixture as seen from the left. FIG. 20B is a right perspective view of the waterproof packing of the battery unit of the lighting fixture; FIG. 20C is a left side view of a waterproof packing of the battery unit of the lighting fixture; FIG. 20D is a side view of a waterproof packing of the battery unit of the lighting fixture; FIG. 21A is a perspective view of the packing of the battery unit of the lighting fixture as seen from the left. FIG. 21B is a left side view of the packing of the battery unit of the lighting fixture; FIG. 21C is a side view of the packing of the battery unit of the lighting fixture;

(1) Overall Configuration of Lighting Fixture A lighting fixture according to the present embodiment will be described in detail with reference to the drawings. The lighting fixture 1 of the present embodiment is directly attached to the ceiling of an open corridor in an apartment building, under the eaves of an outdoor bicycle parking lot, under the eaves of a truck yard in a warehouse, or to the ceiling of a humid food factory, for example. Although it is a luminaire, it may be a recessed luminaire or a wall-mounted luminaire. Note that the configuration described in the following embodiment is merely an example of the present invention. The present invention is not limited to the following embodiments, and various modifications can be made according to design and the like as long as the effects of the present invention can be achieved.

(2) Each component of the lighting fixture As shown in FIGS. 1 to 3, the lighting fixture 1 of the present embodiment includes a normal lighting device 2 for normal lighting, an emergency lighting device 3 for emergency lighting, It is provided with an fixture main body 10 that accommodates the regular lighting device 2 and the emergency lighting device 3. - 特許庁Furthermore, the luminaire 1 comprises an emergency power supply unit 9 for supplying power to the emergency lighting device 3 . In the following description, unless otherwise specified, the directions shown in FIG. 1 define the up-down, left-right, and front-rear directions of the lighting fixture 1 .

(2.1) Apparatus Main Body The apparatus main body 10 is elongated and has the normal lighting device 2 and the emergency lighting device 3 attached thereto. The instrument main body 10 has a long rectangular plate-like top plate 11 and a pair of first side plates 12 protruding downward from each of two edges along the longitudinal direction (lateral direction) of the top plate 11 . is doing. The instrument main body 10 further includes a pair of second side plates 13 projecting downward from each of the two edges along the short direction (front-rear direction) of the top plate 11, and a pair of second side plates 13 extending obliquely downward from the lower ends of the first side plates 12. It has a pair of reflecting plates 14 protruding toward. That is, the instrument main body 10 is formed in a rectangular box shape having an opening on the lower surface facing the top plate 11 . The top plate 11 has a hole through which an electric wire is passed, substantially in the center in the left-right direction. The top plate 11 also has holes 111 for passing suspension bolts (see FIG. 2). Attachment pieces 130 projecting parallel to the top plate 11 are provided at the lower ends of the second side plates 13 (see FIG. 3). Each mounting piece 130 is provided with a screw hole (female thread) 131 .

As shown in FIGS. 9 to 12, the instrument body 10 has a recess 15 in which at least part of the battery unit 9A is accommodated. More specifically, a concave portion 15 is formed in the top plate 11 of the instrument main body 10 .

Furthermore, the top plate 11 of the instrument body 10 includes a base portion 112, a bottom portion 113 provided at the bottom of the recess 15, and two connections connecting the base portion 112 and the bottom portion 113 provided at the side surfaces of the recess 15. 114. Each connecting portion 114 is provided so as to be inclined from the base portion 112 toward the bottom portion 113 . More specifically, each connecting portion 114 is inclined so as to approach the center in the lateral direction of the device body 10 as it approaches the bottom surface portion 113 . Each connecting portion 114 guides a portion of the battery unit 9A that is accommodated in the recess 15 when the battery unit 9A is fixed to the device main body 10 .

The protruding portion of the battery case 90 is accommodated in the concave portion 15 in the longitudinal direction of the device main body 10 , and the peripheral portion of the protruding portion of the battery case 90 contacts the periphery of the concave portion 15 in the device main body 10 . Similarly, in the lateral direction of the device body 10 , the recess 15 accommodates the projecting portion of the battery case 90 , and around the recess 15 in the device body 10 , a portion of the battery case 90 surrounding the projecting portion is provided. comes into contact.

The concave portion 15 may have a bridge shape or a lance shape. Also, the recess 15 may be an opening.

(2.2) Regular Lighting Device The regular lighting device 2, as shown in FIGS. It includes a case 22 that accommodates the support plate 21 therein, a power supply device, two fixtures 23 and two fixtures 24 . The normal lighting device 2 is supported by the fixture body 10 and performs normal lighting.

The LED module 20 has a substrate (printed wiring board) 200 formed in a rectangular plate shape elongated in the left-right direction, and a plurality of LEDs (Light Emitting Diodes) 201 mounted on the bottom surface of the substrate 200 . A plurality of LEDs 201 are mounted along the longitudinal direction of the substrate 200 so as to be arranged at regular intervals (see FIG. 4). Also, the plurality of LEDs 201 are electrically connected in series via a conductor (copper foil) formed on the substrate 200 . The conductor formed on the substrate 200 is electrically connected to the output terminal of the power supply device through a connector mounted on the substrate 200 and an electric wire electrically connected to the connector.

The support plate 21 is formed into a box shape by bending a sheet metal (see FIG. 4). That is, the support plate 21 has a long rectangular bottom plate 210 and a pair of side plates rising upward along the longitudinal direction from both ends of the bottom plate 210 in the short direction (front-rear direction). The LED module 20 is attached to the bottom surface of the bottom plate 210 (see FIG. 4).

The power supply device is configured to convert AC power supplied from a regular power supply (for example, a commercial AC power supply) into DC power, and supply the converted DC power to the LED module 20 to light the LED module 20. ing. The power supply device is attached to the top surface of the bottom plate 210 of the support plate 21 . The LED module 20 and the power supply device are electrically connected by an electric wire inserted through an insertion hole provided in the bottom plate 210 .

The case 22 has a case body 220, two end members 221, and two gaskets (fixing seals) 222 (see FIGS. 2 and 4). The case main body 220 is made of a synthetic resin material and is formed into a long tubular shape with both ends in the longitudinal direction opened, and is configured to accommodate the LED module 20 and the support plate 21 therein (see FIG. 4). ). Note that the support plate 21 is fixed to the case body 220 by two fixtures 23 .

The end member 221 has a first bottom wall 2210, a second bottom wall 2211, an outer peripheral wall 2212, an inner peripheral wall 2213, and a cover portion 2214, as shown in FIGS. The first bottom wall 2210 is formed in the same shape as the cross-sectional shape of the case main body 220 parallel to the front-back direction and the up-down direction. The second bottom wall 2211 is formed approximately in a semi-disc shape. The outer peripheral wall 2212 is formed in a cylindrical shape protruding from the peripheral edge of the first bottom wall 2210 over the entire circumference. The inner peripheral wall 2213 is formed in a tubular shape that faces the outer peripheral wall 2212 and protrudes from the first bottom wall 2210 . The cover portion 2214 protrudes in the thickness direction of the second bottom wall 2211 from the arcuate portion of the peripheral edge of the second bottom wall 2211, and has a curved surface (substantially semi-cylindrical surface) that is the same as the surface of the outer peripheral wall 2212. It is shaped (see FIG. 2). A cylindrical concave portion 2215 is provided in the center of the lower surface of the cover portion 2214 (see FIG. 2). Furthermore, a circular hole 2216 is formed in the bottom wall of the recess 2215 (see FIG. 4).

The gasket 222 is made of an elastic material such as silicone resin and is formed in a shape (cylindrical) similar to the outer peripheral wall 2212 and the inner peripheral wall 2213 of the end member 221 . The gasket 222 is press-fitted into the space surrounded by the first bottom wall 2210 , the outer peripheral wall 2212 and the inner peripheral wall 2213 of the end member 221 . Furthermore, the gasket 222 is provided with a groove 2220 extending over the entire circumference on surfaces exposed from the tips of the outer peripheral wall 2212 and the inner peripheral wall 2213 . Then, the longitudinal end of the case body 220 is press-fitted into the groove 2220 (see FIG. 4). That is, the end member 221 and the case main body 220 are sealed by the gasket 222 to prevent water (such as rainwater) from entering the case main body 220 .

The fixture 23 has a fixing piece 230, a pair of mounting pieces 231, and a pair of side walls 232 (see FIG. 4). However, the two fixtures 23 all have the same structure. The fixed piece 230 is formed in a rectangular flat plate shape. The pair of mounting pieces 231 are in the form of rectangular flat plates, and are provided so as to protrude downward from the front and rear ends of the fixed piece 230 . The pair of side walls 232 are in the form of rectangular flat plates and are provided so as to protrude downward from the left and right ends of the fixed piece 230 . One fixture 23 is attached to the left end of the top surface of the support plate 21 . Another fixture 23 is attached to the right end of the upper surface of the support plate 21 . Each fixture 23 fixes the support plate 21 to the case main body 220 by screwing the fixing piece 230 and the case main body 220 together in a state accommodated in the case main body 220 .

The fixture 24 has a first fixing portion 240, a second fixing portion 241, and a connecting portion 242 connecting the first fixing portion 240 and the second fixing portion 241, as shown in FIG. The first fixing portion 240, the second fixing portion 241, and the connecting portion 242 are integrally formed by processing a metal plate. However, the two fixtures 24 all have the same structure. The second fixing portion 241 has an elongated screw insertion hole 243 substantially in the center in the front-rear direction (see FIG. 4). The first fixing portion 240 of the fixture 24 is screwed to the fixing piece 230 of the fixture 23 from outside the case 22 .

(2.3) Emergency Lighting Device Next, the emergency lighting device 3 of this embodiment will be described in detail with reference to FIGS. 5 to 8. FIG. In the following description, unless otherwise specified, the directions shown in FIG. 6 define the vertical, horizontal, and front/rear directions of the emergency lighting device 3 .

5 and 6, the emergency lighting device 3 includes an emergency light source unit 4, a support member 7 that supports the emergency light source unit 4, a control device 6 that lights the emergency light source unit 4, It has an emergency light source unit 4 , a support member 7 and a housing 5 that houses a control device 6 . The emergency lighting device 3 further comprises a first gasket 53 , a second gasket 54 and a third gasket 55 . The emergency lighting device 3 is supported by the fixture body 10 and performs emergency lighting.

7 and 8, the emergency light source unit 4 includes an LED module 40 (emergency light source), a holder 41, a pair of terminal plates 42, a heat dissipation sheet 43, and a lens 44. there is The LED module 40 is configured by mounting at least one LED chip in the center of a mounting substrate 400 having a rectangular flat plate shape. The LED chip is preferably, for example, a blue light emitting diode that emits blue light. The mounting surface (lower surface) of the mounting board 400 including the LED chip is sealed with a sealing resin 401 mixed with a fluorescent substance that converts the wavelength of the blue light emitted from the LED chip (see FIG. 8). . Further, the mounting board 400 has electrodes on the lower surfaces of the pair of corners located at diagonal positions. One electrode is electrically connected to the cathode of the LED chip, and the other electrode is electrically connected to the anode of the LED chip. Furthermore, these two electrodes are electrically connected to the corresponding terminal plate 42 of the pair of terminal plates 42 .

The lens 44 is made of glass, for example, and has a lens body 440 and an annular outer flange 441 that protrudes outward from the peripheral edge of the lens body 440 (see FIG. 8). The lens 44 preferably has an aspheric entrance surface 442 and an exit surface 443 (see FIG. 7) and is a wide-angle light distribution lens that achieves so-called batwing light distribution characteristics. However, the lens 44 may be made of a synthetic resin material (for example, polycarbonate resin, etc.) whose heat resistance (flame retardancy) is improved by being mixed with glass fiber.

The heat dissipation sheet 43 is preferably made of a silicone resin sheet material having high thermal conductivity, electrical insulation and flame retardancy. The heat dissipation sheet 43 is in contact with the upper surface of the mounting substrate 400 of the LED module 40 (see FIG. 7).

It is preferable that the holder 41 is made of a synthetic resin material such as polycarbonate resin and formed into a roughly rhomboid shape when viewed from above (see FIG. 8). The holder 41 holds the LED module 40 and the lens 44 so that the lens body 440 of the lens 44 is superimposed on the light emitting surface (lower surface) of the LED module 40 . The holder 41 also has a terminal board holding portion 410 . The terminal board holding portion 410 is formed in an upwardly extending square tube shape, and accommodates and holds the pair of terminal boards 42 therein (see FIGS. 7 and 8).

The control device 6 comprises a first circuit block 60, a second circuit block 61 and a case 62, as shown in FIG. The first circuit block 60 has a rectangular first printed wiring board 600 , a plurality of types of electronic components 601 , a receiving connector 64 , an input terminal block 603 , an output connector 602 and a first connector 604 . An electronic component 601 with leads among a plurality of types of electronic components 601 is inserted and mounted on the lower surface (component surface) of the first printed wiring board 600 . Further, among the plurality of types of electronic components 601, the surface-mounted electronic component 601 is surface-mounted on the upper surface (solder surface) of the first printed wiring board 600 (see FIG. 7). However, a receiving connector 64 , an input terminal block 603 , an output connector 602 and a first connector 604 are also inserted and mounted on the component surface of the first printed wiring board 600 .

The output connector 602 has a pair of contacts 6020 (see FIG. 8). Each contact 6020 of the output connector 602 is electrically connected to the corresponding terminal plate 42 of the pair of terminal plates 42 of the emergency light source unit 4 via a relay wire.

The receiving connector 64 has a first contact receiver 641, a second contact receiver 642, and a base 640 (see FIG. 8). The base 640 is formed in a rectangular plate shape from an electrically insulating synthetic resin material. The first contact receiver 641 and the second contact receiver 642 are rod-shaped and are supported by the base 640 while passing through the base 640 in the thickness direction. The receiving connector 64 is electrically connected to the electrical cable of the emergency power supply unit 9 via a relay electrical cable.

The first circuit block 60 is composed of printed wiring formed on the first printed wiring board 600 and a plurality of types of electronic components 601 mounted on the component surface and the solder surface of the first printed wiring board 600. It has a printed circuit (see FIGS. 7 and 8). The printed circuit of the first circuit block 60 includes, for example, a DC power supply circuit, a charging circuit, a lighting circuit, a power failure detection circuit, and a control circuit. The DC power supply circuit is composed of, for example, a self-excited switching power supply circuit such as a ringing choke converter, and is configured to convert an AC voltage input to the input terminal block 603 from a common power supply into a DC voltage. The charging circuit is configured to output a constant charging current to the emergency power supply unit 9 through the receiving connector 64 when powered from the normal power supply. The lighting circuit is configured to constant the DC current input from the emergency power supply unit 9 to the receiving connector 64 and to supply the constant DC current from the output connector 602 to the emergency light source unit 4. . The power failure detection circuit is configured to detect a power failure of the normal power supply based on the output voltage of the DC power supply circuit and notify the control circuit of the power failure. The control circuit is configured to operate the charging circuit and stop the lighting circuit when the power failure detection circuit does not detect power failure of the regular power supply. Further, the control circuit is configured to stop the charging circuit and to operate the lighting circuit when the power failure detection circuit detects power failure of the regular power supply.

The second circuit block 61 has a rectangular second printed wiring board 610, two push button switches 611 and 612, a display element 613, a light receiving element 614, and a second connector 615 (see FIG. 8). The second connector 615 is mounted at one longitudinal end (front end) of the lower surface of the second printed wiring board 610 . One push button switch 612 is mounted behind the second connector 615 on the bottom surface of the second printed wiring board 610 . The other push button switch 611 is mounted at the other longitudinal end (rear end) of the lower surface of the second printed wiring board 610 . The display element 613 has, for example, an LED chip that emits green light. The display element 613 is mounted in front of the push button switch 611 on the bottom surface of the second printed wiring board 610 . The light receiving element 614 is configured to receive a control signal using infrared rays as a communication medium and demodulate a transmission frame from the received control signal. This control signal is transmitted from a remote controller operated by a worker who performs periodic inspection work. The light receiving element 614 is mounted between the display element 613 and the push button switch 612 on the bottom surface of the second printed wiring board 610 . The second connector 615 is electrically connected to the first connector 604 of the first circuit block 60 by, for example, a cable. The control circuit of the first circuit block 60 is configured to monitor the operating state (on and off) of each push button switch 611, 612 through the cable. Also, the control circuit is configured to receive the transmission frame of the control signal demodulated by the light receiving element 614 through the cable. Furthermore, the control circuit is configured to cause the display element 613 to emit light by causing a current to flow through the display element 613 through the cable when the charging circuit of the first circuit block 60 is operating.

The control circuit is configured to perform a self-inspection operation when the rear push button switch 611 is turned on and when a transmission frame is received from the light receiving element 614 . A control circuit that performs self-checking operation stops the charging circuit and operates the lighting circuit. Furthermore, the control circuit is configured to perform a confirmation operation when the front push button switch 612 is turned on. The control circuit that performs the confirmation operation stops the charging circuit and operates the lighting circuit for several seconds, and then stops the lighting circuit and operates the charging circuit again. However, the control circuit is preferably configured to perform the confirmation operation even when a transmission frame instructing to perform the confirmation operation is received from the light receiving element 614 .

The case 62 has a first case 620 and a second case 621 . The first case 620 has a bottom portion 6200 and side wall portions 6201 . The bottom portion 6200 is formed in a generally rectangular box shape. The bottom portion 6200 is configured to support the solder surface of the first printed wiring board 600 of the first circuit block 60 from the thickness direction (vertical direction). Side wall portion 6201 is formed in a plate shape. Side wall 6201 is connected to bottom 6200 via a hinge. Therefore, the side wall portion 6201 is configured to be rotatable with respect to the bottom portion 6200 around the hinge. The side wall portion 6201 is configured to sandwich and support the longitudinal end (left end) of the second printed wiring board 610 of the second circuit block 61 from the thickness direction.

The second case 621 is shaped like a box with an open top and left side. The second case 621 is coupled with the first case 620 . The top surface of the second case 621 is closed by the bottom 6200 of the first case 620 . Also, the left side surface of the second case 621 is closed by the side wall portion 6201 of the first case 620 (see FIG. 7).

The second case 621 has a projecting base portion 6210 that protrudes downward from the left end of the lower surface (see FIG. 8). The projecting base portion 6210 is formed in a substantially truncated pyramid shape. The projecting base portion 6210 has two operating members (a first operating member 6214 and a second operating member 6215). The first operating member 6214 is provided at the rear end of the lower surface of the projecting base portion 6210 . Also, the second operating member 6215 is provided at the front end of the lower surface of the projecting base portion 6210 . The first operating member 6214 and the second operating member 6215 are configured to be vertically movable with respect to the lower surface of the projecting base portion 6210 . In other words, the push button switch 611 is turned on when the first operating member 6214 pushed upward pushes the push button of the push button switch 611 . Also, when the second operating member 6215 pushed upward pushes the push button of the push button switch 612, the push button switch 612 is turned on. Furthermore, the projecting base 6210 has two circular windows 6216 and 6217 between the first operating member 6214 and the second operating member 6215 on its lower surface. The front window 6216 faces the light receiving element 614 of the second circuit block 61 in the vertical direction. The rear window 6217 faces the display element 613 of the second circuit block 61 in the vertical direction. That is, the control signal transmitted from the remote controller reaches the light receiving element 614 through the front window 6216 . Light (green light) emitted by the display element 613 is radiated outside the case 62 through the rear window 6217 .

The second case 621 also has three openings 6211, 6212 and 6213 at the right end. These three openings 6211, 6212, 6213 are arranged in a line along the front-rear direction (see FIG. 8). The front end opening 6211 faces the receiving connector 64 of the first circuit block 60 . The input terminal block 603 is inserted through the rear end opening 6213 . A central opening 6212 faces the output connector 602 (see FIG. 8).

The support member 7 is made of a material generally considered to have high thermal conductivity, such as aluminum and aluminum alloy, and is formed in a substantially rectangular flat plate shape (see FIG. 8). However, the support member 7 may be made of a material other than aluminum and aluminum alloy. An insertion hole 70 extends through the left end of the support member 7 . The insertion hole 70 is formed in an oval shape with the longitudinal direction being the longitudinal direction. A rectangular insertion groove 71 is provided in the center of the right end of the support member 7 in the front-rear direction. Furthermore, three fitting grooves 72 are provided at the front end of the support member 7 and the rear end of the support member 7 . The fitting groove 72 at the rear end of the support member 7 is provided substantially in the center of the support member 7 in the left-right direction. On the other hand, the two fitting grooves 72 at the front end of the support member 7 are provided on both left and right sides with respect to the center of the support member 7 in the left-right direction. Three fitting holes 73 penetrate through the center of the support member 7 . One screw hole 74 is provided near the center of the front end of the support member 7 and near the rear end of the right end of the support member 7 . One screw insertion hole 75 is provided at each of the positions on the right side of the insertion hole 70 at the center of the support member 7 in the front-rear direction and at both front and rear ends at the right end of the support member 7 .

The emergency light source unit 4 is attached to the lower surface of the support member 7 by screwing the holder 41 with two attachment screws 45 into two screw holes 74 provided in the support member 7 . (See Figures 5 and 8). The terminal board holding portion 410 of the holder 41 is inserted into the insertion groove 71 of the support member 7 and projects to the upper surface side of the support member 7 (see FIG. 6). Then, the corresponding terminal plate 42 of the pair of terminal plates 42 and the corresponding contact 6020 of the pair of contacts 6020 of the output connector 602 are electrically connected via a relay wire. Furthermore, the LED module 40 is thermally coupled with the support member 7 via the heat dissipation sheet 43 .

The housing 5 has a first housing 51 and a second housing 52, as shown in FIG. The first housing 51 and the second housing 52 are each made of die-cast aluminum.

The first housing 51 is formed in a semi-cylindrical shape having a semi-cylindrical outer peripheral wall 510, a semi-circular first outer wall 511, and a semi-circular second outer wall 512 (FIGS. 5 and 5). See Figure 6). The first housing 51 also has a pair of first inner walls 513 and a pair of second inner walls 514 (see FIG. 6). The left second inner wall 514 of the pair of second inner walls 514 is formed to face the first outer wall 511 and rise upward from the inner surface (upper surface) of the outer peripheral wall 510 . The right second inner wall 514 of the pair of second inner walls 514 is formed to rise upward from the upper surface of the second outer wall 512 . The pair of first inner walls 513 are formed to face each other in the front-rear direction and rise upward from the inner surface of the outer peripheral wall 510 . Of the pair of first inner walls 513 , the first inner wall 513 positioned forward is connected to the front ends of the pair of second inner walls 514 and the inner surface of the second outer wall 512 . The rear first inner wall 513 of the pair of first inner walls 513 is connected to the rear ends of the pair of second inner walls 514 and the inner surface of the second outer wall 512 .

A recessed portion 500 is formed in the lower surface of the outer peripheral wall 510 at a center position in the front-rear direction and rightward side. The concave portion 500 is formed in an elliptical shape with the long axis aligned with the axial direction (horizontal direction) of the outer peripheral wall 510 when viewed from below (see FIG. 5). Therefore, both ends in the major axis direction (horizontal direction) of the recessed portion 500 are positioned below the both ends in the minor axis direction (front and rear direction). Further, a window 501 through which the lens body 440 of the lens 44 is inserted penetrates through the center (bottom) of the concave portion 500 . The window 501 is formed in an elliptical shape in which the long axis direction is aligned with the short axis direction (front-rear direction) of the recess 500 when viewed from below (see FIG. 5). Four columnar projections 505 are provided around the window 501 on the lower surface of the outer peripheral wall 510 (only one is shown in FIG. 6). Also, two holes penetrate through the outer peripheral wall 510 at a position on the left side of the recessed portion 500 so as to be aligned in the front-rear direction. The rear hole has a round first operation hole 502 and a long display hole 503 connected to the first operation hole 502 . A front hole (hereinafter referred to as a second operation hole 504 ) is a round hole with a diameter smaller than that of the first operation hole 502 . The first housing 51 also has three first bosses 515 projecting from the top surface of the outer peripheral wall 510 so as to surround the window 501 (only two are shown in FIG. 6). Each of these three first bosses 515 is formed in a truncated cone shape and has a threaded hole (female thread) with an open upper end. Further, the first housing 51 has a cylindrical projecting wall 518 projecting from the upper surface of the outer peripheral wall 510 so as to surround the first operating hole 502, the display hole 503 and the second operating hole 504 (FIG. 6). reference).

The first housing 51 also has four ribs 517 , one second boss 516 and a pair of projections 519 . The four ribs 517 are formed in rectangular plate shapes rising upward from the inner surface of the outer peripheral wall 510 along each first inner wall 513 (see FIG. 6). The second boss 516 is formed in a truncated cone shape having a threaded hole (female thread) with an open upper end. The second boss 516 is formed to rise upward from the inner surface of the outer peripheral wall 510 between the first outer wall 511 and the left second inner wall 514 . The pair of protrusions 519 are formed in a truncated cone shape protruding upward at both front and rear ends on the inside (left side) of the second outer wall 512 (see FIG. 6).

The second housing 52 is formed in a substantially rectangular box shape as shown in FIGS. 5 and 6 . The second housing 52 has a bottom wall 520 , a pair of first side walls 521 and a pair of second side walls 522 . The bottom wall 520 is formed in a rectangular flat plate shape. The pair of first side walls 521 protrude downward from both ends (front end and rear end) of the bottom wall 520 along the longitudinal direction. The pair of second side walls 522 protrude downward from both ends (left end and right end) of the bottom wall 520 along the width direction.

A cylindrical protrusion 5200 protrudes downward from the center of the lower surface of the bottom wall 520 (see FIGS. 4 and 5). A cylindrical hole 5201 is provided inside the protrusion 5200 . The hole 5201 vertically penetrates the bottom wall 520 and the protrusion 5200 so as to connect the inside of the housing 5 and the outside of the housing 5 (see FIG. 4). However, this hole 5201 is closed by, for example, a member generally called a rubber plug with a hole (hereinafter referred to as a rubber plug 57) (see FIG. 4). The rubber plug 57 is formed in a cylindrical shape from an elastic material such as silicone rubber. The rubber plug 57 also has three holes 570 with at least one wall in between (see FIG. 6). That is, each hole 570 of the rubber plug 57 is configured to connect the inside of the housing 5 and the outside of the housing 5 by breaking the wall with a needle or the like.

The bottom wall 520 also has three bosses 5202 and four ribs 5204 . The three bosses 5202 are formed in a cylindrical shape protruding downward from the inner surface (lower surface) of the bottom wall 520 (see FIG. 5). Each boss 5202 has a threaded hole 5203 opening to the top surface of the bottom wall 520 (see FIGS. 4 and 6). Two ribs 5204 out of the four ribs 5204 are formed in a prism shape protruding downward from the lower surface of the bottom wall 520 along the first side wall 521 on the front side (see FIG. 5). The remaining two ribs 5204 out of the four ribs 5204 are formed in prismatic shapes protruding downward from the lower surface of the bottom wall 520 along the first side wall 521 on the rear side.

Of the pair of second side walls 522, the left side second side wall 522 has a protrusion 5220 that protrudes leftward from the lower end of the outer side surface (left side surface) at the center in the front-rear direction (see FIGS. 4 and 5). ). The projecting portion 5220 has a hole 5221 extending vertically (see FIG. 4).

Also, the second housing 52 has a fixing portion 523 and a projecting portion 524 . The fixing portion 523 is formed in a rectangular plate shape protruding rightward from the lower end of the right second side wall 522 of the pair of second side walls 522 (see FIG. 5). A cylindrical hole 5230 penetrates vertically through the center of the fixed portion 523 in the front-rear direction (see FIGS. 4 and 5). Roughly wave-shaped recesses 5231 are provided on both front and rear sides of the hole 5230 on the lower surface of the fixing portion 523 . The projecting base portion 524 is formed in a rectangular box shape that protrudes rightward from the tip (right end) of the fixing portion 523 (see FIG. 5). Cylindrical bosses 5240 are provided at both ends in the front-rear direction of the tip (right end) of the projecting base portion 524 . Each boss 5240 has a screw hole 5241 with an open top (see FIG. 6).

As shown in FIGS. 5 and 6, the first gasket 53 is made of an elastic material such as silicone rubber and has a rectangular frame shape as a whole. The first gasket 53 has a frame portion 530 , a fixing portion 531 , a pair of wire holding portions 532 and a support portion 533 . The frame portion 530 is formed in a rectangular frame shape with four chamfered corners. A concave portion 5300 is provided on the lower surface of the frame portion 530 and is recessed upward along the entire circumference. The fixed portion 531 is formed in a rectangular plate shape protruding inward (to the left) from an inner surface at one longitudinal end (right end) of the frame portion 530 . A semicircular protrusion 5310 protrudes inward (to the left) from the center in the longitudinal direction (front-rear direction) of the fixed portion 531 . A cylindrical screw insertion hole 5311 penetrates vertically through the longitudinal central portion of the fixed portion 531 including the protrusion 5310 . Furthermore, cylindrical fitting holes 5312 are provided on both front and rear sides of the screw insertion hole 5311 on the lower surface of the fixing portion 531 . The support portion 533 protrudes downward from the inner edge of the recess 5300 on the lower surface of the frame portion 530 except for the right end portion of the frame portion 530 (the portion that overlaps with the fixing portion 531 when viewed in the vertical direction). The pair of wire holding portions 532 protrude upward from both front and rear sides of the screw insertion hole 5311 on the upper surface of the fixing portion 531 . Each electric wire holding portion 532 is formed in a columnar shape with a substantially wavy bottom surface.

The second gasket 54 is made of an elastic material such as silicone rubber and is shaped like a frame having an elliptical opening 540 in the center (see FIG. 5). However, the second gasket 54 is preferably colored black so as not to transmit light. An annular peripheral wall 541 protrudes upward along the entire circumference from the edge of the opening 540 on the upper surface of the second gasket 54 (see FIG. 6). Furthermore, two ribs having a triangular cross section parallel to the vertical direction protrude from the upper surface of the peripheral wall 541 so as to be aligned in the radial direction. The second gasket 54 also has four fitting holes 542 and two hooking pieces 543 . The four fitting holes 542 are arranged to surround the opening 540 and pass through the second gasket 54 in the thickness direction (vertical direction). The two hooking pieces 543 are hook-shaped and protrude upward from the right rear end and the left front end of the second gasket 54 .

The third gasket 55 is made of an elastic material that transmits light, such as silicone rubber.

The emergency lighting device 3 further includes a fixing member 56 (see FIGS. 5 and 6). The fixing member 56 is formed of a metal plate that is resistant to rust, such as a stainless steel plate. The fixing member 56 includes a pentagonal fixing piece 560 whose longitudinal direction is the front-rear direction, a pair of leg pieces 561 that protrude upward from each side of both ends of the fixing piece 560 in the longitudinal direction, and an upper end of each leg piece 561 . It has a pair of mounting pieces 562 protruding so as to face the fixing piece 560 from the bottom. A fixing hole 563 for holding a nut is provided approximately in the center of the fixing piece 560 . A screw insertion hole 564 extends through one end (right end) of each mounting piece 562 (see FIG. 6).

(2.4) Emergency power supply unit The emergency power supply unit 9 is configured to supply power to the emergency lighting device 3 . As shown in FIGS. 2 and 3, the emergency power supply unit 9 includes a battery unit 9A (see FIG. 13) that supplies power to the emergency lighting device 3, a fixing bracket 91 that fixes the battery unit 9A to the fixture body 10, and an electric cable 92 (see FIG. 14) drawn out from the battery unit 9A.

(2.5) Battery Unit As shown in FIGS. 13 to 15, 16A and 16B, the battery unit 9A accommodates a plurality of dry battery type storage batteries 9B (storage battery blocks) and a plurality of storage batteries 9B. It has a battery case 90 .

The battery case 90 is formed in a cylindrical shape having an oval cross section perpendicular to the axial direction. The battery case 90 includes a main body portion 93 for accommodating a plurality of storage batteries 9B, a lid portion 94 fitted to the main body portion 93, a waterproof packing 95, a packing 96, a filter member 97, and a plurality of (4 in FIG. 14). ) terminal strips 98 are provided.

The body portion 93 is formed of a synthetic resin material in a rectangular parallelepiped shape, and as shown in FIGS. and integrally. The body portion 93 has an opening portion 93A and accommodates a plurality of storage batteries 9B (see FIG. 14). The bottom portion 931 is formed in an elliptical shape. The bottom portion 931 has an annular recess 93B and a circular recess 93C formed inside the recess 93B. A through hole 93D is formed in the bottom surface of the concave portion 93C so that the inside and outside of the main body portion 93 pass through. The recess 93B in the longitudinal direction of the body portion 93 is deeper than the recess 93C in the longitudinal direction of the body portion 93 .

Inside the body portion 93, a plurality of (four in the example of FIG. 18C) ribs 933 are provided along the longitudinal direction of the body portion 93 so that the plurality of storage batteries 9B do not move within the body portion 93. there is Further, inside the body portion 93, a plurality of (two in the example of FIG. 18C) ribs 934 are provided so that the storage battery 9B does not move to a position where the storage battery 9B is not accommodated. In addition, a plurality of (two in the example of FIG. 18C) ribs 935 are provided inside the main body 93 to separate the passage from the location of the storage battery 9B in order to secure the passage of the power cable. .

A side surface portion 932 of the body portion 93 is provided with a pair of first projections 936 provided near the opening 93A and a pair of second projections 937 provided near the opening 93A. The pair of first protrusions 936 are provided so as to protrude from a pair of plane portions facing each other on the side surface portion 932 of the main body portion 93 . The pair of first protrusions 936 are fitted with the lid portion 94 (see FIG. 13). The pair of second projections 937 are provided so as to protrude from one of the pair of planar portions of the side surface portion 932 . The pair of second projections 937 are arranged across the first projection 936 in the lateral direction of the body portion 93 . That is, the pair of second protrusions 937 are provided on both sides of the first protrusion 936 . The second protrusion 937 is accommodated in the recess 15 (see FIG. 11) of the device body 10 and restricts relative movement between the battery case 90 and the fixture 91 .

The lid portion 94 is made of a synthetic resin material, and as shown in FIGS. A pair of extending portions 943 provided at portions of the portion 942 facing each other are integrally formed. Further, the lid portion 94 further has an annular projecting portion 944 projecting from the rear surface of the front surface portion 941 . The projecting portion 944 is formed such that the distance between the projecting portion 944 and the side surface portion 942 is substantially constant. Moreover, the height of the projecting portion 944 in the front-rear direction is higher than the height of the side portion 942 over the entire circumference. Furthermore, the front part 941 has a through-hole 945 penetrating through the front surface and the back surface. Each of the pair of extensions 943 has an elliptical hole 946 . The lid portion 94 is fitted to the body portion 93 so as to close the opening 93A (see FIG. 18A) of the body portion 93 .

When the lid portion 94 is fitted to the main body portion 93 , a part of the lid portion 94 protrudes from the side surface portion 932 of the main body portion 93 together with the pair of first projections 936 and the pair of second projections 937 of the main body portion 93 . do. That is, the battery case 90 has a protruding portion that protrudes from the surroundings in the battery case 90 .

The waterproof packing 95 is made of an elastic material, as shown in FIGS. 20A to 20D. The waterproof packing 95 is made of silicone resin, for example, and has gas permeability and waterproofness. In other words, the waterproof packing 95 is permeable to hydrogen molecules but impermeable to water molecules. The waterproof packing 95 is formed in an elliptical shape when viewed from the left, and includes an elliptical center portion 951 , an annular peripheral portion 952 provided around the center portion 951 , and the center portion 951 . It integrally has a connecting portion 953 provided between it and the peripheral portion 952 . The connecting portion 953 connects the central portion 951 and the peripheral portion 952 such that a recess is formed between the central portion 951 and the peripheral portion 952 .

The waterproof packing 95 further has a frustum-shaped projecting portion 954 projecting leftward from the rear side of the left surface of the central portion 951 . The protrusion 954 is a frustum with an oblong base. The protrusion 954 has two through holes 955 through which the electrical cable 92 passes.

Furthermore, the waterproof packing 95 further has two protrusions 956 projecting outward from the outer peripheral surface of the peripheral portion 952 . The waterproof packing 95 further has a pair of rectangular pieces 957 extending rightward from a pair of flat portions of the peripheral portion 952 that face each other in the vertical direction.

The waterproof packing 95 is provided on the first end side of the body portion 93 (see FIG. 14). The waterproof packing 95 is sandwiched between the body portion 93 and the lid portion 94 when the lid portion 94 is fitted with the body portion 93 . Moreover, the waterproof packing 95 has a concave portion 958 on the storage battery 9B side accommodated in the main body portion 93 when sandwiched between the main body portion 93 and the lid portion 94 . This recessed portion 958 serves as a wiring space for the electric cable 92 passing through the through hole 955 .

The packing 96 is made of an elastic material, and is provided between the waterproof packing 95 and the plurality of storage batteries 9B accommodated in the body portion 93, as shown in FIGS. 21A to 21C. The packing 96 integrally has a plate-like base portion 961 and two side portions 962 provided around the base portion 961 . The packing 96 is provided so that the thickness direction of the base portion 961 is aligned with the fitting direction of the body portion 93 and the lid portion 94 . The base 961 is formed in an oval shape. Two concave portions 963 that are recessed along the longitudinal direction are formed at both ends of the base portion 961 in the longitudinal direction. The packing 96 having such a shape restricts movement of the storage battery 9B in a state where the body portion 93 and the lid portion 94 are fitted together.

The filter member 97 has a filter 971 and a pressing member 972 for pressing the filter 971, as shown in FIG. 16B.

The filter 971 is provided on the right end (second end) side of the body portion 93 . Filter 971 is formed in a disc shape. More specifically, the filter 971 is formed to have approximately the same size as the recess 93C.

The filter 971 has gas permeability and waterproofness. In other words, filter 971 passes hydrogen molecules but not water molecules. For example, a porous membrane of polytetrafluoroethylene resin is used as the filter 971 . That is, a waterproof and moisture-permeable material is used as the filter 971 .

The pressing member 972 is made of a synthetic resin material, and integrally has a cylindrical portion 973 and a collar portion 974 protruding inward from one end of the cylindrical portion 973 . The filter member 97 is attached to the concave portion 93B and the concave portion 93C so that the filter 971 closes the through hole 93D of the main body portion 93 . At this time, the cylindrical portion 973 of the pressing member 972 is inserted into the recessed portion 93B of the main body portion 93, and the filter 971 is sandwiched between the flange portion 974 of the pressing member 972 and the peripheral portion of the through hole 93D of the main body portion 93. Thereby, the filter 971 is fixed to the body portion 93 .

Each of the plurality of terminal plates 98 is a member for electrically connecting two storage batteries 9B, as shown in FIGS. Each terminal plate 98 is formed to have a U-shaped cross section by bending a rectangular plate-shaped conductive member. Each terminal plate 98 is arranged in the body portion 93 so as to be in contact with the electrodes of the two storage batteries 9B.

In the battery unit 9A having the structure described above, a portion of the lid portion 94 and the first protrusion 936 of the main body portion 93 protrude from the periphery of the battery unit 9A. That is, a portion of the lid portion 94 and the first protrusion 936 of the main body portion 93 have a protruding portion that protrudes from the periphery of the battery unit 9A. As shown in FIGS. 11 and 12, the recessed portion 15 of the device main body 10 accommodates the projecting portion of the battery unit 9A. In the longitudinal direction of the instrument body 10 , the periphery of the recess 15 in the instrument body 10 is in contact with the periphery of the projecting portion of the battery unit 9</b>A. Similarly, in the lateral direction of the instrument body 10 as well, the periphery of the recess 15 of the instrument body 10 is in contact with the periphery of the projecting portion of the battery unit 9A.

Each storage battery 9B is, for example, a dry battery type nickel metal hydride battery. 14 and 15, the plurality of storage batteries 9B are accommodated in the battery case 90 so that their axial directions are aligned with the axial direction of the battery case 90. As shown in FIG. Also, the plurality of storage batteries 9B are electrically connected in series by a plurality of terminal plates 98 . The number of storage batteries 9B is not limited to five, and may be two to four, or six or more. Also, the number of storage batteries 9B may be one. In short, the battery unit 9A should just be provided with the at least 1 storage battery 9B.

(2.6) Electric cable The electric cable 92 includes a first wire 921 electrically connected to one end (positive electrode) of the series circuit of the plurality of storage batteries 9B and the other end of the series circuit of the plurality of storage batteries 9B ( and a second wire 922 electrically connected to the negative electrode). A connector is provided at the tip of the electric cable 92 .

(2.7) Fixing Bracket As shown in FIG. 17, the fixing bracket 91 is formed of a metal plate into a box shape. The fixture 91 has a base portion 911 , a first attachment portion 912 , a second attachment portion 913 , and a pair of side portions 914 . The fixing bracket 91 is fixed to the lower surface of the top plate 11 of the device main body 10 while holding the battery case 90 so as to wrap it (see FIGS. 2 and 3). That is, the fixing bracket 91 is attached to the device main body 10 with the battery unit 9A interposed therebetween.

The base portion 911 is formed in a rectangular plate shape, and faces the top plate 11 of the instrument main body 10 when the fixing bracket 91 is attached to the instrument main body 10, with the battery unit 9A interposed therebetween. do. An opening 915 is formed at one longitudinal end of the base 911 . More specifically, the opening 915 is formed in a convex shape when viewed from below, and has a rectangular first opening 915A and shorter lengths in the longitudinal direction and the width direction than the first opening 915A. It integrally has a rectangular second opening 915B. The opening 915 is formed so that a part of the lid part 94 and a part of the main body part 93 are accommodated when the fixing bracket 91 holds the battery case 90 . That is, the opening 915 accommodates a portion of the battery unit 9A when the fixing bracket 91 holds the battery unit 9A.

The first attachment portion 912 integrally has a side portion 916 and a hook portion 917 .

Side portion 916 is provided between base portion 911 and hook portion 917 . The side portion 916 is provided to extend upward (perpendicular to the longitudinal direction) from the first longitudinal end (left end) of the base portion 911 . The side surface portion 916 has an opening 916</b>A for exposing the projecting portion 954 of the waterproof packing 95 of the battery case 90 to the outside of the fixing bracket 91 . In addition, the side portion 916 has two projections 916B protruding inside the box-shaped fixture 91 . The opening 916A is formed on the front side of the base portion 911 in the lateral direction of the side portion 916, and the two projections 916B are formed on the rear side of the opening 916A. The two protrusions 916B are formed side by side in the front-rear direction.

The hook portion 917 is provided so as to extend leftward (outward in the longitudinal direction of the base portion 911 ) from the tip (rear end) of the side portion 916 . The hook 917 is hooked on the top plate 11 of the instrument body 10 by inserting it into the opening 16 (see FIG. 11) formed in the top plate 11 of the instrument body 10 . Since the first mounting portion 912 is not fixed to the ends of the pair of side portions 914 , it can bend in the longitudinal direction (first direction, left-right direction) of the base portion 911 . In addition, the hook portion 917 is shorter than the side portion 916 in the lateral direction (second direction) of the base portion 911 and is hooked on the instrument body 10 in a region different from the central portion of the instrument body 10 (Fig. 12).

As described above, when the fixing bracket 91 is fixed to the device body 10, the first attachment portion 912 is arranged at the left end (one end) in the longitudinal direction (first direction) of the base portion 911 in the lateral direction orthogonal to the longitudinal direction. It is provided at the front end in the (second direction). The first attachment portion 912 is attached to the instrument body 10 with the battery unit 9A sandwiched between the instrument body 10 and the fixture 91 .

The second mounting portion 913 is located at the right end (second end) opposite to the left end (first end) where the first mounting portion 912 is provided in the longitudinal direction (horizontal direction, first direction) of the base portion 911. is provided. The second attachment portion 913 integrally has a side portion 918 and a screwing portion 919 . The side portion 918 is provided to extend upward (perpendicular to the longitudinal direction) from the right end (second end) of the base portion 911 in the longitudinal direction. The side portion 918 is formed in a rectangular plate shape and faces the side portion 916 in the longitudinal direction of the fixture 91 . The screwing portion 919 is provided so as to extend rightward (outward in the longitudinal direction of the base portion 911 ) from the tip of the side portion 918 . The screwing portion 919 has an insertion hole 919A into which a screw is inserted. A screw is inserted into the insertion hole 919A, and the screw inserted into the insertion hole 919A is inserted into the hole 17 (see FIG. 9) formed in the top plate 11 of the instrument main body 10 to secure the mounting surface. screwed to. The screwing portion 919 is provided at a diagonal position on the base portion 911 from the hook portion 917 . Since the second attachment portion 913 is not fixed to the ends of the pair of side surface portions 914, it can bend in the left-right direction.

The pair of side portions 914 are provided to extend upward (perpendicular to the longitudinal direction) from both ends (front end and rear end) along the longitudinal direction of the base portion 911 . The pair of side surface portions 914 are formed in a rectangular plate shape and face each other in the lateral direction (front-rear direction) of the fixing bracket 91 . The height of each side surface portion 914 from the base portion 911 is formed to be lower than the height of the side surface portion 916 and the side surface portion 918 from the base portion 911 . As a result, rattling of the fixture 91 can be reduced.

As shown in FIG. 17, when the battery unit 9A is accommodated in the fixing bracket 91 having such a structure, a portion of the lid portion 94 and the first protrusion 936 and the pair of second protrusions 937 of the main body portion 93 are held together. is accommodated in the opening 915 . 11 and 12, the hook 917 of the fixture 91 is inserted into the opening 16 of the instrument body 10 and hooked on the instrument body 10, and the concave portion 15 of the instrument body 10 has a lid. Part of the portion 94 and the first projection 936 of the main body portion 93 are accommodated. Although not shown, the screwing portion 919 of the second mounting portion 913 of the fixture 91 is screwed to the instrument body 10 with a screw. As a result, the fixture 91 is fixed to the device body 10 while housing the battery unit 9A. At this time, the protrusion 954 of the waterproof packing 95 is exposed from the opening 916A of the fixing bracket 91 .

Further, as shown in FIGS. 10 and 12, the fixture 91 is attached to the fixture main body 10 so that the battery unit 9A is placed near one side (front) of the fixture main body 10 in the short direction (front). The battery unit 9A is arranged between and is fixed to the instrument body 10. - 特許庁As a result, in the lateral direction of the device main body 10, a passage for the power line can be secured at a position (rear) different from the position where the battery unit 9A is arranged.

(3) Procedure for Assembling Lighting Apparatus Next, the procedure for assembling the lighting apparatus 1 will be described. However, a description of the work of attaching the emergency power supply unit 9 to the instrument main body 10 is omitted. Also, the assembly procedures (3.1) to (3.3) described below are merely examples, and the order of some assembly operations may be changed.

(3.1) Attachment of Emergency Lighting Device to Fixture Main Body The worker attaches the emergency lighting device 3 to the fixture main body 10 before attaching the regular lighting device 2 . First, the operator accommodates the second housing 52 of the housings 5 of the emergency lighting device 3 in the fixture main body 10 . Subsequently, the operator inserts a screw from the upper surface side of the top plate 11 of the instrument main body 10 into each of the three screw insertion holes 110 (see FIG. 3) provided in the top plate 11, and tightens each screw. It is screwed into screw holes 5203 of three bosses 5202 provided on the bottom wall 520 of the second housing 52 . That is, the emergency lighting device 3 is screwed to the top plate 11 of the fixture body 10 with three screws.

(3.2) Wiring of control device The operator connects the two wires held by the wire holding portion 532 in front of the first gasket 53 and the connector provided on the electric cable of the emergency power supply unit 9. Connect. However, the two power wires held by the wire holding portion 532 on the rear side of the first gasket 53 are electrically connected to the power wire of the regular power supply when the lighting fixture 1 is installed.

(3.3) Attachment of Regular Lighting Device to Fixture Main Body The operator inserts the upper part of the regular lighting device 2 (the part above the second fixing portion 241 of the two fixtures 24) into the fixture main body 10. . Then, the operator inserts the shaft of the driver into the recess 2215 of the cover portion 2214 of the right end member 221 , and passes it through the hole 2216 provided in the bottom wall of the recess 2215 . Tighten the mounting screw that is inserted into the . When the operator uses a screwdriver to tighten the mounting screw, the mounting screw is screwed into the screw hole 131 of the mounting piece 130 on the right side of the instrument body 10 . As a result, the second fixing portion 241 of the right fitting 24 is screwed to the right fitting piece 130 of the instrument body 10 . Subsequently, the operator inserts the shaft of the driver into the recess 2215 of the cover portion 2214 of the left end member 221, and passes it through the hole 2216 provided in the bottom wall of the recess 2215. Tighten the mounting screw inserted in 243 . When the operator uses a screwdriver to tighten the mounting screw, the mounting screw is screwed into the nut held in the fixing hole 563 of the fixing member 56 . As a result, the second fixing portion 241 of the left fixture 24 is screwed to the fixing piece 560 of the fixing member 56 . Finally, the operator closes the opening of the concave portion 2215 exposed on the surface of the cover portion 2214 with a tape or the like to cover it. In this way, the assembly of the lighting fixture is completed by attaching the regular lighting device 2 to the fixture main body 10 (see FIG. 1).

(4) Replacement Procedure for Battery Unit Next, a replacement procedure for the battery unit 9A will be described. First, the screw is removed from the screwing portion 919 of the fixing metal fitting 91 and the hook portion 917 of the fixing metal fitting 91 is removed from the device main body 10 . Next, the battery unit 9A is taken out and replaced with a new battery unit 9A. With the new battery unit 9A put inside the fixture 91, the hook 917 of the fixture 91 is hooked to the device main body 10. - 特許庁Then, a screw is inserted into the screwing portion 919 to screw the fixture 91 .

(5) Summary As is clear from the above description, the battery unit 9A according to the first aspect of the present invention includes the storage battery 9B, the body portion 93, the lid portion 94, the waterproof packing 95, and the filter 971. Prepare. The body portion 93 has an opening portion 93A and accommodates the storage battery 9B. The lid portion 94 fits with the body portion 93 so as to cover the opening portion 93A. The waterproof packing 95 is provided on the first end side in one direction of the body portion 93, is sandwiched between the body portion 93 and the lid portion 94, and has gas permeability. The filter 971 is provided on the second end side in one direction of the body portion 93 and has gas permeability.

In the battery unit 9A according to the first aspect, the gas-permeable waterproof packing 95 is provided on the first end side of the main body portion 93 that accommodates the storage battery 9B, and the gas-permeable waterproof packing 95 is provided on the second end side of the main body portion 93. of filters 971 are provided. As a result, even if the gas pressure inside the body portion 93 increases, the gas can be removed without water entering the body portion 93 from the outside.

The battery unit 9A according to the second aspect of the present invention further includes a pressing member 972 in the first aspect. The pressing member 972 is a member for attaching the filter 971 to the body portion 93 .

A pressing member 972 for attaching the filter 971 is provided in the battery unit 9A according to the second aspect. This allows the filter 971 to be firmly attached to the body portion 93 .

A lighting fixture 1 according to a third aspect of the present invention includes a battery unit 9A and an emergency lighting device 3 in the first or second aspect. The emergency lighting device 3 is powered by the battery unit 9A.

The lighting fixture 1 according to the fourth aspect of the present invention further includes the fixture main body 10 and the fixture 91 in the third aspect. An emergency lighting device 3 is attached to the fixture body 10 . The fixing bracket 91 is attached to the instrument main body 10 with the battery unit 9A arranged between it and the instrument main body 10 to fix the battery unit 9A to the instrument main body 10 .

1 lighting fixture 10 fixture main body 3 emergency lighting device 9A battery unit 9B storage battery 91 fixing bracket 93 main body 93A opening 94 lid 95 waterproof packing 971 filter 972 pressing member

Claims (7)

a regular lighting device for providing regular lighting;
an emergency lighting device for providing emergency lighting;
a battery unit that supplies power to the emergency lighting device;
a fixture body that houses the normal lighting device, the emergency lighting device, and the battery unit;
The instrument body is
A long rectangular plate-like top plate,
a pair of side plates protruding downward from each of two edges along the longitudinal direction of the top plate;
The battery unit is arranged between the regular lighting device and the top plate of the fixture body,
The battery unit is
a storage battery;
a battery case that includes a gas-permeable and waterproof filter and houses the storage battery ,
The normal lighting device and the emergency lighting device are provided side by side in the longitudinal direction of the fixture body,
lighting equipment. The battery case is
a main body having an opening and accommodating the storage battery;
a lid portion fitted to the main body portion so as to cover the opening;
Further comprising a waterproof packing sandwiched between the main body and the lid and having gas permeability and waterproofness,
A lighting fixture according to claim 1 . The waterproof packing is provided on the first end side in one direction of the main body,
3. A luminaire according to claim 2. a regular lighting device for providing regular lighting;
an emergency lighting device for providing emergency lighting;
a battery unit that supplies power to the emergency lighting device;
a fixture body that houses the normal lighting device, the emergency lighting device, and the battery unit;
The instrument body is
A long rectangular plate-like top plate,
a pair of side plates protruding downward from each of two edges along the longitudinal direction of the top plate;
The battery unit is arranged between the regular lighting device and the top plate of the fixture body,
The battery unit is
a storage battery;
a battery case that includes a gas-permeable and waterproof filter and houses the storage battery,
The battery case is
a main body having an opening and accommodating the storage battery;
a lid portion fitted to the main body portion so as to cover the opening;
further comprising a waterproof packing sandwiched between the main body and the lid and having gas permeability and waterproofness,
The waterproof packing is provided on the first end side in one direction of the main body,
The filter is provided on the second end side in the one direction of the main body,
lighting equipment. The battery case is
Further comprising a holding member for attaching the filter to the main body,
A lighting fixture according to claim 4 . a regular lighting device for providing regular lighting;
an emergency lighting device for providing emergency lighting;
a battery unit that supplies power to the emergency lighting device;
a fixture body housing the regular lighting device, the emergency lighting device, and the battery unit;
a fixing bracket;
The instrument body is
A long rectangular plate-like top plate,
a pair of side plates protruding downward from each of two edges along the longitudinal direction of the top plate;
The battery unit is arranged between the regular lighting device and the top plate of the fixture body,
The battery unit is
a storage battery;
a battery case that includes a gas-permeable and waterproof filter and houses the storage battery,
The fixing bracket is attached to the device body with the battery unit arranged between the device body and the device body to fix the battery unit to the device body.
lighting equipment. A lighting fixture to which a regular lighting device for providing regular lighting is attached,
an emergency lighting device for providing emergency lighting;
a battery unit that supplies power to the emergency lighting device;
a fixture body that houses the emergency lighting device and the battery unit,
The instrument body is
A long rectangular plate-like top plate,
a pair of side plates protruding downward from each of two edges along the longitudinal direction of the top plate;
capable of accommodating the regular lighting device;
the battery unit is arranged between the regular lighting device and the top plate of the fixture body when the fixture body accommodates the regular lighting device,
The battery unit is
a storage battery;
a battery case that includes a gas-permeable and waterproof filter and houses the storage battery ,
The normal lighting device and the emergency lighting device are provided side by side in the longitudinal direction of the fixture body,
lighting equipment.

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