JP2012256481A - Module, and lighting fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a module able to be detached in a nearly perpendicular direction relative to the connection direction in a state connected with other modules.SOLUTION: The LED module 15a is provided with a substrate 24 of almost convex shape and a pair of male connectors 22a for substrate. The LED module 15b is provided with a substrate 24 of almost convex shape and a pair of female connectors 22b for substrate. The LED modules 15a, 15b are arranged in a row alternately two by two along the connection direction of the respective substrates 24, and the neighboring LED modules 15a, 15b are arranged so as to face mutually reverse direction in the perpendicular direction relative to the connection direction of the substrates 24. Then, the neighboring male connectors 22a for substrate and the female connectors 22b for substrate of the neighboring LED modules 15a, 15b are physically connected. In this case, the detaching direction of the male connectors 22a for substrate and the female connectors 22b for substrate is in almost perpendicular to the connection direction of the substrates 24.

Description

  The present invention relates to a module and a lighting fixture. In particular, the present invention relates to a line type LED module with a devised connection method.

  A method is known in which a plurality of LEDs are mounted linearly on a substrate, a connector is disposed at a longitudinal end of the substrate, and the substrate and the substrate are linearly connected (see, for example, Patent Document 1).

JP 2010-98302 A

  In the prior art, LED modules are connected by connectors so that the longitudinal ends of the substrates are in contact with each other while sliding the LED modules along the longitudinal direction of the substrate. For this reason, when three or more LED modules are connected, if a failure occurs in the middle of the LED module, only the failed module cannot be removed and replaced, and the LED module connected from one side to the failed LED module. After removing all of the LED modules, it was necessary to replace the failed LED module and to replace all the removed normal LED modules.

  An object of the present invention is, for example, to provide a module that can be removed in a direction substantially perpendicular to the coupling direction while being coupled (connected) to another module.

A module according to one aspect of the present invention includes:
A substrate having wiring;
A pair of connectors disposed at both ends of the board, each having a connector that can be attached to and detached from a connector disposed on another board, and the connection part is physically connected to a connector on the other board A pair of connectors that electrically connect the wiring of the substrate and the wiring of the other substrate and connect the substrate and the other substrate;
The connecting / detaching direction of the connecting portion is substantially perpendicular to the connecting direction of the substrates.

  According to one aspect of the present invention, when a plurality of modules are connected, each module can be removed in a direction substantially perpendicular to the connecting direction. In addition, each module can be mounted in a direction substantially perpendicular to the connecting direction. Therefore, when three or more modules are connected, even if a failure occurs in the middle module, only the failed module can be removed and replaced.

FIG. 3 is a perspective view of the lighting apparatus according to Embodiment 1. FIG. 3 is an exploded perspective view of the lighting apparatus according to Embodiment 1. FIG. 3 is a plan view of the LED module according to Embodiment 1. FIG. 3 is a plan view of the LED module according to Embodiment 1. The top view which shows the state with which the LED module which concerns on Embodiment 1 was connected. FIG. 6 is a plan view of an LED module according to Embodiment 2. FIG. 6 is a plan view of an LED module according to Embodiment 2. The top view which shows the state with which the LED module which concerns on Embodiment 2 was connected. FIG. 10 is a plan view of a connection unit according to the third embodiment. The top view which shows the state with which the LED module which concerns on Embodiment 3 was connected.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the description of each embodiment, the directions such as “up”, “down”, “left”, “right”, “front”, “back”, “front”, “back” are However, it is not intended to limit the arrangement or orientation of devices, instruments, parts, or the like.

Embodiment 1 FIG.
FIG. 1 is a perspective view of a lighting fixture 10 according to the present embodiment. FIG. 2 is an exploded perspective view of the lighting fixture 10.

  The lighting fixture 10 includes a fixture main body 11, a power terminal block 12, a lighting device 13, a main body base 14, four LED modules 15a and 15b, four reflectors 16 (reflectors), four transparent covers 17 (diffusion covers), and a base. A cover 18 and two screws 19 are provided.

  The power terminal block 12 is attached to the instrument body 11. The lighting device 13 is electrically connected to the power supply terminal block 12 via an electric wire and is attached to the instrument body 11. The main body base 14 is attached so as to cover the instrument main body 11. The four LED modules 15a and 15b are attached to the main body base 14 by alternately connecting one type of LED module 15a and another type of LED module 15b. The four reflectors 16 are respectively attached so as to cover the corresponding LED modules 15 on a one-to-one basis. The four transparent covers 17 are respectively attached to the light emitting portions of the reflectors 16 corresponding one-to-one (light emitting side end portions where light emitting openings are provided for the respective LEDs). The base cover 18 has a rectangular opening, and the light emitting part of the reflector 16 is inserted into the opening and attached to the instrument body 11. The two screws 19 are for screwing the base cover 18 to the instrument body 11.

  Next, the form and connection method of the LED modules 15a and 15b will be described with reference to FIGS.

  FIG. 3 is a plan view of the LED module 15a.

  In the LED module 15 a shown in FIG. 3, a wiring pattern 28 is provided on one side of the substrate 24. The wiring pattern 28 is formed so that ten LEDs 21 are connected in series from one terminal of the board male connector 22a and connected to one terminal of the opposite board male connector 22a.

  Further, the terminals not connected to the LED 21 of the board-side male connector 22a are provided so as to connect the board-side male connectors 22a on both sides of the board. The shape of the substrate 24 is a convex shape obtained by removing half of the length of the substrate 24 in the short direction from the central portion on the short side. A board-side male connector 22 a is mounted on the part of the board 24 where the end is removed so that the connecting part faces in the vertical direction with respect to the longitudinal direction of the board 24.

  FIG. 4 is a plan view of the LED module 15b.

  The LED module 15b shown in FIG. 4 is obtained by changing the board male connector 22a to the board female connector 22b with respect to the LED module 15a shown in FIG. The board male connector 22a can be manufactured by simply changing the parts to the board female connector 22b.

  FIG. 5 is a plan view showing a state in which the LED modules 15a and 15b are connected.

  The LED module 15a and the LED module 15b are connected alternately. At this time, the power source female harness 23a is connected to the power source side (end closer to the external power source, left end in the figure) of the LED module 15a, and the terminal module (end far from the external power source, right end in the figure) LED module. A short-circuiting male harness 23c is connected to 15b. As a result, the electric energy supplied from the power supply female harness 23a is supplied to the LEDs 21, and further supplied to the remaining LEDs 21 by the shorting male harness 23c. Therefore, the LEDs 21 of all the LED modules 15a and 15b are connected in series. Can be lit.

  5 shows an example in which the LED module 15a is used on the power supply side, the LED module 15b may be used on the power supply side, and in this case, an implementation described later is used instead of the female harness 23a for power supply. The same power source male harness as in the third embodiment is used. 5 shows an example in which the termination is the LED module 15b, but the termination may be the LED module 15a. In this case, instead of the short-circuiting male side harness 23c, the same as in Embodiment 3 described later. The female harness for short circuit is used.

  Since the LED module 15a and the LED module 15b that are alternately connected in series in this manner are connected to the board male connector 22a and the board female connector 22b in a direction perpendicular to the longitudinal direction of the board 24, a plurality of boards are provided. Even when one of the connected LED module 15a or LED module 15b breaks down and needs to be replaced, the male connector 22a for the board and the female connector 22b for the board are removed by pulling out perpendicular to the longitudinal direction of the board 24. The connecting part can be removed.

  As a result, the LED module 15a and the LED module 15b can be connected in a line, and when the connected LED modules 15a and 15b fail, only the module that needs to be easily replaced can be removed and replaced.

  As shown in FIG. 3, the LED module 15a includes a board 24 having a wiring pattern 28 (an example of wiring) and a pair of board-side male connectors 22a (a pair of male connectors) disposed at both ends of the board 24. Type connector). Further, as shown in FIG. 4, the LED module 15b includes a substrate 24 having a wiring pattern 28, and a pair of female connectors 22b for the substrate disposed at both ends of the substrate 24 (a pair of female connectors). Example). The substrate 24 common to the LED module 15a and the LED module 15b has a long shape, and a substantially rectangular cutout (an example of a predetermined shape) is provided on the same end side in the short direction at both ends in the long direction. As a whole, it is formed in a substantially convex shape. The male connector 22a for the board of the LED module 15a is a connecting portion (in FIG. 3, the male connector 22a for the board is detachable) of the female connector 22b for the board arranged on the board 24 (other board) of the LED module 15b. Projecting outward from the upper end). Further, the female connector 22b for the board of the LED module 15b is a connecting portion (not shown in FIG. 4 but not shown in FIG. 4) that can attach and detach the male connector 22a for the board disposed on the board 24 (other board) of the LED module 15a. The female female connector 22b is recessed inward from the upper end of the female female connector 22b and has a shape that can be fitted to the connecting portion of the female female connector 22b.

  As shown in FIG. 5, the LED modules 15 a and 15 b are alternately arranged two by two along the connecting direction of the respective substrates 24, and the adjacent LED modules 15 a and 15 b are arranged in a direction perpendicular to the connecting direction of the substrates 24. They are arranged so as to be opposite to each other. And the connection part of the board | substrate male side connector 22a and the board | substrate female side connector 22b which adjoin LED module 15a, 15b is physically connected (specifically fitting). When the connection part of one board | substrate male side connector 22a and the connection part of one board | substrate female side connector 22b are physically connected, the wiring pattern 28 of the board | substrate 24 of LED module 15a and the board | substrate 24 of LED module 15b The wiring pattern 28 is electrically connected, and at the same time, the substrate 24 of the LED module 15a and the substrate 24 of the LED module 15b are connected. At this time, in the present embodiment, the attaching / detaching direction of the connecting portions of the board male connector 22 a and the board female connector 22 b is substantially perpendicular to the connecting direction of the board 24. Therefore, when a plurality of LED modules 15a and 15b are connected, each module can be removed in a direction substantially perpendicular to the connecting direction. In addition, each module can be mounted in a direction substantially perpendicular to the connecting direction. Therefore, according to the present embodiment, when three or more modules are connected, even if a failure occurs in the middle module, only the failed module can be removed and replaced.

  A power-source female harness 23a is connected to the board-side male connector 22a at the end of the power-source-side LED module 15a. Then, the short-circuiting male harness 23c is connected to the female connector 22b for substrate at the end of the terminal LED module 15b. As a result, the LEDs 21 of all the LED modules 15a and 15b can be lit by being supplied with power from the external power source.

  The number of LEDs 21 mounted on the substrate 24 of the LED modules 15a and 15b may be 9 or less or 11 or more, or the number of LEDs 21 mounted on each substrate 24 may be different.

  Moreover, the number of LED modules 15a and 15b to be connected may be one or three or more, or one of the LED module 15a and the LED module 15b may be one more than the other.

  In addition, the connectors included in the LED modules 15a and 15b are not limited to the male connector 22a for boards and the female connector 22b for boards, but are connectors that do not require male / female discrimination as described in Patent Document 1, for example. Alternatively, other types of connectors may be used.

  Further, the LED module 15a and the LED module 15b may include substrates 24 having different shapes. At this time, the shape of the cutouts provided at the end portions of the respective boards 24 may be different, but the shape of the cutouts is the male connector 22a for the board and the female connector 22b for the board at the end portions. It is desirable that the ends do not interfere with each other when they are connected.

  Further, a connection method similar to the connection method of the LED modules 15a and 15b in the present embodiment may be applied to a connection method of other types of modules.

  As described above, the LED modules 15a and 15b according to the present embodiment include the plurality of LEDs 21, the substrate 24 having the wiring pattern 28 to which the LEDs 21 are connected in series, and the connection direction of the substrates 24. The connector (the male connector 22a for board | substrates, the female connector 22b for board | substrates) which provided the connection part in the perpendicular direction is comprised. The shape of the substrate 24 is a convex shape, and in the LED modules 15a and 15b, the connector on the male terminal side is mounted on one substrate 24, and the connector on the female terminal side is mounted on the other substrate 24. The respective substrates 24 can be alternately connected in a straight line. Therefore, according to the present embodiment, when the LED modules 15a and 15b connected in a line are broken, only the failed module can be removed, so that the labor for replacement can be reduced.

Embodiment 2. FIG.
In the present embodiment, differences from the first embodiment will be mainly described.

  The form and the connection method of LED module 25a, 25b which concern on this Embodiment are demonstrated using FIGS. 6-8.

  FIG. 6 is a plan view of the LED module 25a.

  The LED module 25a shown in FIG. 6 is obtained by tapering the end of the LED module 15a of the first embodiment shown in FIG. 3, and the substrate 34 is trapezoidal.

  FIG. 7 is a plan view of the LED module 25b.

  The LED module 25b shown in FIG. 7 has an end portion of the LED module 15b of Embodiment 1 shown in FIG. 4 tapered, and the substrate 34 has a trapezoidal shape. That is, the LED module 25b is obtained by changing the board-side male connector 22a to the board-use female connector 22b with respect to the LED module 15a shown in FIG.

  FIG. 8 is a plan view showing a state in which the LED modules 25a and 25b are connected.

  The method for connecting the LED modules 25a and 25b is the same as the method for connecting the LED modules 15a and 15b of the first embodiment shown in FIG. However, since the end portion of the substrate 34 has a taper shape, when one of the LED modules 25a or the LED modules 25b connected to each other breaks down and is replaced, the replacement can be performed more smoothly than in the first embodiment. Become.

  As shown in FIGS. 6 and 7, the substrate 34 common to the LED module 25a and the LED module 25b has a long shape, and has a substantially triangular shape (predetermined on the same end side in the short direction at both ends in the long direction). By forming the notch of the example of the shape, the overall shape is substantially trapezoidal. Therefore, when a plurality of LED modules 15a and 15b are connected, it becomes easy to remove each module in a direction substantially perpendicular to the connecting direction. Further, each module can be easily attached in a direction substantially perpendicular to the connecting direction. Therefore, according to this embodiment, when three or more modules are connected, even if a failure occurs in the middle module, only the failed module can be easily removed and replaced.

  As described above, the LED modules 25a and 25b according to the present embodiment include the plurality of LEDs 21, the substrate 34 having the wiring pattern 28 to which these LEDs 21 are connected in series, and the connection direction of the substrates 34. The connector (the male connector 22a for board | substrates, the female connector 22b for board | substrates) which provided the connection part in the perpendicular direction is comprised. The board 34 has a trapezoidal shape, and in the LED modules 25a and 25b, the connector on the male terminal side is mounted on one board 34, and the connector on the female terminal side is mounted on the other board 34. Each substrate 34 can be alternately connected in a straight line. Therefore, according to the present embodiment, as in the first embodiment, when the LED modules 25a and 25b connected in a line are broken, only the failed module can be replaced, and the longitudinal end of the substrate 34 can be replaced. The removed module can be smoothly fitted by the tapered portion provided in the.

Embodiment 3 FIG.
In the present embodiment, differences from the first embodiment will be mainly described.

  FIG. 9 is a plan view of the connection unit 41. FIG. 10 is a plan view showing a state in which the LED modules 15a and 15b are connected.

  When it is desired to arrange the LED modules 15a and 15b in two rows in parallel, if the long side surface of the substrate 24 is in contact with the connection method of the first embodiment (or the second embodiment), the substrates are arranged in parallel. Only the LED modules 25a and 25b that need to be replaced cannot be removed because the direction of removing the substrate 24 is obstructed. For this reason, in this embodiment, a connection unit 41 for connecting the substrates 24 shown in FIG. 9 is used.

  In FIG. 10, two LED modules 15a are arranged in a line on one side. These LED modules 15a are electrically connected by a circuit provided on one end side of the connection unit 41 shown in FIG.

  Two LED modules 15 b are arranged in parallel with the LED modules 15 a and the connection unit 41 arranged in a line. These LED modules 15b are electrically connected by a circuit provided on the other end side of the connection unit 41 that connects the two LED modules 15a.

  The LED module 15a and the LED module 15b arranged in parallel in this manner are pulled out perpendicularly to the longitudinal surface of the substrate 24 in opposite directions, thereby connecting the male connector 22a for the substrate and the female connector 22b for the substrate. Can be removed.

  As a result, the LED module 15a and the LED module 15b can be connected in two parallel lines, and when the connected module fails, only the module that needs to be replaced can be easily removed and replaced.

  As shown in FIG. 9, the connection unit 41 (example of the first connection tool) is arranged at one end of the substrate 42 having two wiring patterns 43 (example of wiring) and one wiring pattern. A pair of board-side male connectors 22a electrically connected via a terminal 43 and a pair of boards disposed on the other end of the board 42 and electrically connected via another wiring pattern 43. Female-side connector 22b. The substrate 24 is formed on a substantially rectangular shape (specifically, a substantially square shape).

  As shown in FIG. 10, two LED modules 15 b are arranged along the connecting direction of the respective substrates 24, and adjacent LED modules 15 b are oriented in the same direction in the vertical direction of the connecting direction of the substrates 24. Has been placed. And the connection part of each board | substrate female side connector 22b of the adjacent LED module 15b and the connection part of each board | substrate male side connector 22a of the connection unit 41 arrange | positioned between the said LED module 15b are physical. Are connected (specifically, fitted). Thereby, the board | substrate female side connectors 22b which the said LED module 15b adjoins are electrically connected via the connection unit 41. FIG.

  Similarly, two LED modules 15 a are arranged along the connecting direction of the respective substrates 24, and the adjacent LED modules 15 a are arranged in the same direction in the vertical direction of the connecting direction of the substrates 24. And the connection part of each board | substrate male connector 22a which adjoins LED module 15a and the connection part of each board | substrate female side connector 22b of the connection unit 41 arrange | positioned between the said LED module 15b are physical. Are connected (specifically, fitted). Thereby, the board | substrate male side connectors 22a which the said LED module 15b adjoins are electrically connected via the connection unit 41. FIG.

  The two LED modules 15 a and the two LED modules 15 b connected as described above are arranged in two rows along the connection direction of the respective substrates 24, and the LED modules 15 a and 15 b in adjacent columns are connected to the substrate 24. They are arranged so as to be opposite to each other in the vertical direction.

  A power supply male harness 23b is connected to the board female connector 22b at the end of the power supply side LED module 15b. Then, the short-circuiting male harness 23c is connected to the female connector 22b for substrate at the end of the terminal LED module 15b. As a result, the LEDs 21 of all the LED modules 15b can be lit by being fed from the external power source.

  Similarly, a power supply female harness 23a is connected to the board male connector 22a at the end of the power supply side LED module 15a. A short-circuit female harness 23d is connected to the board male connector 22a at the end of the terminal LED module 15a. As a result, the LEDs 21 of all the LED modules 15a can also be lit with power supplied from the external power source.

  Here, as described above, instead of separately connecting the two rows of LED modules 15a and 15b to the external power source, the two rows of LED modules 15a and 15b are electrically connected in series, and only one of the rows is connected. It is also possible to connect to an external power source. In this case, by using the connection harness 23e in which the male connector and the female connector are connected by electric wires, the board-side male connector 22a at the end of the terminal LED module 15a and the end of the terminal LED module 15b are connected. A certain board female connector 22b (connecting connectors of modules in adjacent rows) is connected. For example, the power source male harness 23b is connected to the female connector 22b for board at the end of the LED module 15b on the power supply side, and the male connector 22a for board at the end of the LED module 15a on the power supply side is connected. Is connected to the short-circuit female harness 23d. Alternatively, the female harness 23a for power supply is connected to the male connector 22a for board at the end of the LED module 15a on the power supply side, and the short circuit is applied to the female connector 22b for board at the end of the LED module 15b on the power supply side. The male side harness 23c is connected. As a result, the LEDs 21 of all the LED modules 15a and 15b can be lit by being supplied with power from the external power source.

  Three or more LED modules 15a and 15b may be connected.

  As described above, in the present embodiment, the LED modules 15a and 15b are arranged in two rows by providing the connection units 41 that face the convex directions of the substrate 24 and connect the LED modules 15a and 15b in a linear direction. Can be arranged. Therefore, according to the present embodiment, only the failed module can be replaced as in the first embodiment, and the LED modules 15a and 15b can be connected in two rows by using the connection unit 41.

  As mentioned above, although embodiment of this invention was described, you may implement in combination of 2 or more among these embodiment. Alternatively, one of these embodiments may be partially implemented. Alternatively, two or more of these embodiments may be partially combined. In addition, this invention is not limited to these embodiment, A various change is possible as needed.

  DESCRIPTION OF SYMBOLS 10 Lighting fixture, 11 Appliance main body, 12 Power supply terminal block, 13 Lighting device, 14 Main body base, 15a, 15b, 25a, 25b LED module, 16 Reflector, 17 Transparent cover, 18 Base cover, 19 Screw, 21 LED, 22a Male connector for board, 22b Female connector for board, 23a Female harness for power supply, 23b Male harness for power supply, 23c Male harness for short circuit, 23d Female harness for short circuit, 23e Connection harness, 24, 34, 42 Substrate, 28, 43 Wiring pattern, 41 Connection unit.

Claims (9)

A substrate having wiring;
A pair of connectors disposed at both ends of the board, each having a connector that can be attached to and detached from a connector disposed on another board, and the connection part is physically connected to a connector on the other board A pair of connectors that electrically connect the wiring of the substrate and the wiring of the other substrate and connect the substrate and the other substrate;
The module according to claim 1, wherein the connecting / detaching direction of the connecting portion is substantially perpendicular to the connecting direction of the substrates. The substrate has a longitudinal shape, and is provided with a notch of a predetermined shape on the same end side in the lateral direction at both ends in the longitudinal direction.
2. The module according to claim 1, wherein a connector of the other board is detachable from the side having the notch in the short direction of the board.   3. The module according to claim 2, wherein the substrate is formed in a substantially convex shape with the notch being a substantially square shape.   The module according to claim 2, wherein the substrate is formed in a substantially trapezoidal shape with the notch being substantially triangular.   The module according to claim 1, further comprising a plurality of LEDs mounted on the substrate and connected in series by wiring of the substrate. Two or more modules according to claim 5 are arranged along the connecting direction of the substrates, and the adjacent modules are arranged so as to be opposite to each other in the vertical direction of the connecting direction of the substrates,
The lighting fixture characterized by the said board | substrates of an adjacent module being connected by physically connecting adjacent connectors of an adjacent module. Two or more modules according to claim 5 are arranged along the connecting direction of the substrates, and the adjacent modules are arranged to be in the same direction in the vertical direction of the connecting direction of the substrates,
A lighting apparatus comprising a first connector that is physically connected to adjacent connectors of adjacent modules and electrically connects the adjacent connectors. The lighting fixture is:
The modules of claim 5 are arranged in two or more rows along the connecting direction of the substrates, and the modules in adjacent rows are arranged so as to be opposite to each other in the vertical direction of the connecting direction of the substrates,
Furthermore, the lighting fixture of Claim 7 provided with the 2nd connection tool which carries out the physical connection with the connector which the module of an adjacent row | line | column opposes, and electrically connects the said opposing connectors.   The one of adjacent modules includes a pair of male connectors as the pair of connectors, and the other of the adjacent modules includes a pair of female connectors as the pair of connectors. The lighting fixture in any one of 6 to 8.

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