JP2012014967A - Terminal device, electric device, electric apparatus, and lighting apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide terminal devices which reduce the thickness of an electric apparatus, to provide an electric apparatus using the terminal devices, and to provide an electric apparatus and a lighting apparatus which include the electric apparatus.SOLUTION: In an electric apparatus 1, an input electrode pattern 7 and an output electrode pattern 8 are respectively formed at a first side 2a and a second side 2b. The electric apparatus 1 includes a circuit board 2 in which a circuit component 6 is mounted on at least one surface 2c, terminal devices 3 and 4 which respectively have openings 17 and 17 into which the first end 2a and the second end 2b of the circuit board 2 are inserted, and a case 5 which is formed in a rectangular cylinder shape and houses the circuit board 2 and the terminal devices 3 and 4 so that one surface of a terminal member 10 of each terminal device 3 or 4 projects.

Description

  Embodiments described herein relate generally to a terminal device, an electric device using the terminal device, an electric device including the electric device, and a lighting fixture.

  In electric equipment, a load is driven and controlled by an electric device. This electric apparatus is configured by mounting circuit components, terminal blocks, and the like on a circuit board (printed board). For example, there are terminal blocks in which an input terminal block is provided on one end side of the circuit board and an output terminal block is provided on the other end side of the circuit board (see, for example, Patent Document 1).

JP 2010-67885 A (page 5, FIG. 1)

  Since the terminal block is usually mounted on one side of the circuit board and soldered on the other side opposite to the one side, depending on the thickness of the terminal board and the thickness dimension of the solder, There is a part where the height dimension of the electric device becomes large, and it is easy to influence the thinning of the electric device.

  The terminal device according to the embodiment of the present invention includes a terminal member and a conductive member.

  The terminal member accommodates a conductive member, is made of an electrically insulating resin, and has an insertion hole on one surface and an insertion opening on the other surface. A lead wire is inserted into the insertion hole, and an end portion in the longitudinal direction of the circuit board is inserted into the insertion opening. A plurality of insertion holes are usually formed.

  The conductive member electrically connects the conductive portion of the lead wire inserted into the insertion hole of the terminal member and the electrode pattern formed on the circuit board inserted into the insertion opening.

  An electric device according to an embodiment of the present invention includes the terminal device, a circuit board, and a case.

  The circuit board has an input electrode pattern and an output electrode pattern formed on one end side and the other end side in the longitudinal direction of the long shape. And the circuit components which form the electric circuit which drives and controls a load are mounted on at least one surface side.

  The terminal device includes a pair connected to one end side and the other end side of the circuit board.

  The case is formed in a rectangular cylindrical shape. And while accommodating a circuit board and a terminal device, the one surface side of the terminal member of a terminal device is exposed or protruded from the case.

  In another embodiment of the electric device, the circuit board has an input electrode pattern and an output electrode pattern formed on one end in the longitudinal direction of the long shape. The terminal device is composed of one piece of one end of the circuit board inserted into the insertion opening. And the support apparatus which inserts the other end side of a circuit board is provided.

  The support device includes a resin support member and a clamping member. The support member has an insertion hole into which the other end of the circuit board is inserted. The holding member holds the other end of the circuit board inserted into the insertion hole of the support member.

  An electric device according to an embodiment of the present invention includes the electric device, a load driven by the electric device, an electric device, and an electric device main body in which the load is disposed.

  A lighting fixture according to an embodiment of the present invention includes an illumination load that emits visible light, the electric device that is configured to light the illumination load, and an illumination load that is capable of emitting visible light on one end side. It has the instrument main body in which the electric apparatus is accommodated.

  According to the present invention, since the electric device includes the terminal device that electrically connects the lead wire and the electrode pattern of the circuit board, the height of the case is not limited by the height of the terminal device, and the electric device is thin. It can be shaped.

1 is a schematic exploded perspective view of an electric device showing a first embodiment of the present invention. Similarly, it is a schematic sectional side view of an electric device. Similarly, it is a schematic sectional side view of a terminal device. It is a general | schematic disassembled perspective view of the electric apparatus which shows Example 2 of this invention. Similarly, it is a schematic sectional side view of an electric device. It is a block diagram of the electric equipment which shows Example 3 of this invention. It is a schematic front sectional drawing of the lighting fixture which shows Example 4 of this invention. Similarly, it is a schematic side view of a lighting fixture.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  An electrical apparatus 1 showing Embodiment 1 of the present invention is configured as shown in FIGS. In FIG. 1, an electric device 1 is formed having a circuit board 2, terminal devices 3 and 4, and a case 5.

  The circuit board 2 is made of, for example, a glass epoxy material, and is formed in a long shape that is substantially rectangular. A large number of circuit components 6 forming an electric circuit for driving a load are mounted on the surface 2c. Each circuit component 6 is electrically connected by a wiring pattern made of a copper foil (not shown). One end side 2a and the other end side 2b in the longitudinal direction of the circuit board 2 are formed to be somewhat smaller than the center portion.

  The circuit board 2 has one surface 2c, and three rows of input electrode patterns 7 made of copper foil are formed in the width direction at one end 2a in the longitudinal direction. Of the three rows of input electrode patterns 7, the two rows of input electrode patterns 7a and 7b are AC power supply input terminals, and the one row of input electrode patterns 7c is a ground terminal. Further, four rows of output electrode patterns 8 made of copper foil are formed in the width direction on the end 2c of the other end 2b in the longitudinal direction on the one surface 2c. The input electrode pattern 7 and the output electrode pattern 8 are formed in a clamping portion that is clamped by the terminal devices 3 and 4.

  Moreover, semicircular fitting notches 9 and 9 are formed on the sides of the one end side 2a and the other end side 2b of the circuit board 2, respectively, as locked portions. The circuit board 2 may have the circuit component 6 mounted on the other surface (back surface) opposite to the one surface 2c. The circuit component 6 is preferably a surface mounting type, and in the case of a discrete component, it is preferably mounted so that its longitudinal direction is substantially parallel to the one surface 2c in order to suppress the height dimension.

  The terminal device 3 is connected to one end side 2 a of the circuit board 2. As illustrated in FIG. 3, the terminal device 3 includes a terminal member 10 and conductive members 11 and 11.

  The terminal member 10 is made of, for example, polybutylene terephthalate (PBT) resin, and is formed in a substantially rectangular parallelepiped shape having a space (cavity) 14 therein. And the outer surface 10a is provided so that the one end side 10c and the other end side 10d diameter-reduced rather than this one end side 10 may form the level | step difference 15 over the circumference. The step 15 has a size corresponding to the thickness of the case 5.

  The terminal member 10 is formed with a circular insertion hole 16 into which a lead wire is inserted into one surface (end surface) 10e of one end side 10c. The insertion holes 16 are provided corresponding to the input line and ground line of the AC power source input to the circuit board 2, and three insertion holes 16 are formed in the width direction of the terminal member 10. Further, a slit-like insertion opening 17 into which the circuit board 2 is inserted is formed on the other surface (end surface) 10f of the other end side 10d opposite to the one surface 10e. The insertion opening 17 is formed in a size that allows the circuit board 2 to be inserted. The insertion hole 16 and the insertion opening 17 face each other and are formed at an intermediate position between the upper surface 10 g and the lower surface 10 h of the terminal member 10.

  The conductive members 11, 11 are made of a copper plate having a predetermined width, are connected so as to face each other by the connecting portion 12, and are provided in three sets so as to correspond to the three insertion holes 16. In addition, the conductive members 11 and 11 are fixed to the rectangular parallelepiped fixing members 13 and 13 fixed to the inner surface 10b opposite to the upper surface 10g and the lower surface 10h of the terminal member 10 by fixing means (not shown), respectively. The connecting portion 12 can also restrict the position of the lead wire inserted into the insertion hole 16.

  Further, the insertion hole 16 side and the insertion opening 17 side of the conductive members 11 and 11 are formed in a curl shape whose tip faces inward so as to be elastically deformable and function as a self-locking terminal. The conductive members 11, 11 are electrically connected by sandwiching the conductive portion of the lead wire inserted in the insertion hole 16, and sandwiching the one end side 2 a of the circuit board 2 inserted in the insertion opening 17. The input electrode pattern 7 is electrically connected. As described above, the terminal device 3 is configured to electrically connect the conductive portion of the lead wire and the input electrode pattern 7 of the circuit board 2 to input AC power to the circuit board 2.

  Further, the other end side 10d (insertion opening 17 side) of both side surfaces 10i, 10i (only one side surface 10i is shown in FIG. 3) of the terminal member 10 is fitted in the fitting notches 9, 9 of the circuit board 2. Convex portions 18 and 18 are formed as locking portions locked together. The protrusions 18 and 18 are provided from the outer surface 10a side of the side surface 10i, elastically deformed to the outer surface 10a side when abutting against the circuit board 2 inserted into the insertion opening 17, and fitted into the fitting notches 9 and 9. Together, the circuit board 2 is locked. Thereby, the terminal device 3 and the circuit board 2 are mechanically connected and cannot be easily removed.

  In FIG. 1, the terminal device 4 is connected to the other end side 2 b of the circuit board 2. In the terminal device 4, four sets of conductive members 11, 11 are provided in the width direction corresponding to the four output electrode patterns 8 of the circuit board 2, and insertion holes 16 into which lead wires are inserted are provided. It is formed in the same manner as the terminal device 3 except for four points provided in the width direction. The terminal device 4 electrically connects the conductive portion of the lead wire and the output electrode pattern 8 of the circuit board 2 to supply the output of the electric device 1 to the load. The terminal devices 3 and 4 are provided with a release mechanism (not shown) that can easily release (lock) the lead wires by the conductive members 11 and 11.

  The case 5 is formed of a metal, for example, aluminum (Al), and is formed in a rectangular cylindrical shape so as to accommodate the other end sides 10d and 10d from the step portion 15 of the circuit board 2 and the terminal devices 3 and 4. As shown in FIG. 2, the circuit board 2 and the other end sides 10 d and 10 d of the terminal devices 3 and 4 are accommodated, and the one end sides 10 c and 10 c of the terminal devices 3 and 4 are protruded from the case 5.

  For example, after the terminal device 4 is connected to the other end 2 b of the circuit board 2, the electric device 1 is inserted into the case 5 from the one end 2 a of the circuit board 2. It is assembled by connecting the terminal device 3 to the one end side 2a. The outer surface 5a of the case 5 and the outer surface 10a of the terminal member 10 of the terminal devices 3 and 4 are substantially flush. And the convex parts 18 and 18 of the terminal devices 3 and 4 and the fitting notches 9 and 9 of the circuit board 2 are fitted and locked together, and the step portions 15 and 15 of the terminal devices 3 and 4 are connected to the case 5. Since the electric device 1 is in contact with the end surfaces 5b and 5b, the electric device 1 is not easily disassembled even if vibration or the like is applied.

  Next, the operation of the first embodiment of the present invention will be described.

  In FIG. 2, when the power supply line 19 connected to the AC power supply is inserted into the insertion hole 16 of the terminal device 3 and the conductive portion 19 a is electrically connected to the conductive members 11, 11, the power supply line 19 is connected to the circuit board. The two input electrode patterns 7 are electrically connected. When the output line 20 connected to the load is inserted into the insertion hole 16 of the terminal device 4 and the conductive portion 20 a is electrically connected to the conductive members 11, 11, the output line 20 is output from the circuit board 2. Electrical connection is made to the electrode pattern 8.

  When AC power is turned on, the circuit component 6 of the circuit board 2 operates, and an electric circuit formed by the circuit component 6 outputs predetermined power to the output electrode pattern 8. This output is supplied to the load via the output line 20, and the load is driven.

  The electrical device 1 according to the present embodiment sandwiches and electrically connects the conductive portion 19a of the power supply wire 19 as a lead wire inserted into the insertion hole 16 of the terminal member 10, and the circuit board 2 inserted into the insertion opening 17 is connected. A terminal device 3 having conductive members 11 and 11 for holding and electrically connecting to the input electrode pattern 7 and electrically connecting the conductive portion 19a of the power line 19 and the input electrode pattern 7 of the circuit board 2, and insertion of the terminal member 10 The conductive portion 20a of the output line 20 as a lead wire inserted into the hole 16 is sandwiched and electrically connected, the circuit board 2 inserted into the insertion opening 17 is sandwiched and electrically connected to the output electrode pattern 8, and the output line 20 has a terminal device 4 having conductive members 11 and 11 for electrically connecting the conductive portion 20a and the output electrode pattern 8 of the circuit board 2, so that a terminal block is provided on one end side 2a and the other end side 2b of the circuit board 2. Etc. In addition, the outer surface 5a of the case 5 and the outer surface 10a of the terminal devices 3 and 4 can be made substantially flush with each other, so that the height dimension of the case 5 is not limited by the height dimension of the terminal devices 3 and 4. Thus, the electric device 1 can be thinned.

  Moreover, since the circuit board 2 and the terminal devices 3 and 4 are latched by the convex parts 18 and 18 and the fitting notches 9 and 9, both cannot be easily removed by vibration or the like.

  In addition, since both end sides 2a and 2b of the circuit board 2 are supported by the insertion openings 17 and 17 of the terminal devices 3 and 4 made of electrical insulation, it is not necessary to support the circuit board 2 in the case 5, and The arrangement can be simplified, and an insulation space for the metal case 5 of the circuit board 2 is not required, so that the mounting efficiency of the circuit component 6 can be improved.

  Note that the terminal devices 3 and 4 may be formed so as to be inserted into the case 5 such that the one surface 10 e side of the terminal member 10 is exposed at both end surfaces 5 b and 5 b of the case 5.

  Further, the locking portions formed on the terminal devices 3 and 4 are not the convex portions 18 but the locking pieces, and the locked portions formed on the circuit board 2 are not the fitting notches 9 but the holes (openings). May be formed.

  The input electrode pattern 7 of the circuit board 2 can be provided with a signal input electrode pattern in addition to the ground electrode input electrode pattern 7c.

  4 and 5 show a second embodiment of the present invention, FIG. 4 is a schematic exploded perspective view of the electric device, and FIG. 5 is a schematic side sectional view of the electric device. 1 and 2 are denoted by the same reference numerals and description thereof is omitted.

  The electric device 21 shown in FIG. 4 includes a circuit board 22, a terminal device 23, a support device 24, and a case 25.

  The circuit board 22 is formed wider than the circuit board 2 shown in FIG. 1, the input electrode pattern 7 and the output electrode pattern 8 are formed on one end side 22a, and no electrode pattern is formed on the other end side 22b. Fitting notches 9 and 9 are formed as locked portions. The circuit board 22 is formed such that one end side 22a and the other end side 22b are somewhat smaller than the center portion. Other components are formed in the same manner as the circuit board 2.

  The terminal device 23 includes a terminal member 26 and conductive members 11 and 11. A total of seven insertion holes 16 are formed in one surface (end surface) 26e of the one end side 26c of the terminal member 26, into which the power supply line 19 as the lead wire, the ground wire, and the output line 20 are inserted. As shown in FIG. 5, a slit-like insertion opening 27 into which the one end side 22a of the circuit board 22 is inserted is formed on the other surface (end surface) 26f of the other end side 26d of the terminal member 26.

  The support device 24 includes a support member 28 and clamping members 29 and 29. The support member 28 is made of, for example, polybutylene terephthalate (PBT) resin, and is formed in a substantially rectangular parallelepiped shape having a space (cavity) 32 therein. And the outer surface 28a is formed so that the one end side 28c and the other end side 28d diameter-reduced from this one end side 28c may have the level | step difference 33 over the circumference. The step 33 has a size corresponding to the thickness of the case 25.

  The support member 28 has a slit-like insertion hole 34 in which one surface (end surface) 28e of the one end side 28c is closed, and the other end side 22b of the circuit board 22 is inserted into the other surface (end surface) 28f of the other end side 28d. Is formed. The insertion hole 34 is formed in a size that allows the other end 22b of the circuit board 22 to be inserted.

  The clamping members 29 and 29 are made of a metal plate having a predetermined width, and are provided so as to face each other via the connecting portion 30. The clamping members 29 and 29 are fixed to rectangular parallelepiped fixing members 31 and 31 fixed to the supporting member 28 by fixing means (not shown).

  And the insertion port 34 side of the clamping members 29 and 29 is formed in a curl shape whose tip is directed inward so that it can be elastically deformed and functions as a self-locking terminal. The clamping members 29, 29 clamp the other end side 22 b of the circuit board 22 inserted into the insertion hole 34.

  Further, similarly to the terminal device 4 shown in FIG. 1, the support member 28 is formed with convex portions 18 and 18 as locking portions that are fitted and locked in the fitting notches 9 and 9 of the circuit board 22. Has been. The support device 24 and the terminal device 23 support the circuit board 22. Note that the terminal device 23 may be connected to the other end side 22 b of the circuit board 22 without using the support device 24.

  The case 25 is formed wider than the case 5 shown in FIG. 1 and is formed in the same manner as the case 5. The outer surface 25a of the case 25, the outer surface 26a of the terminal device 23, and the outer surface 28a of the support device 24 are substantially the same surface.

  The electrical device 21 of the present embodiment has a circuit board 22 on which one end side 22a in the longitudinal direction is formed with the input electrode pattern 7 and the output electrode pattern 8, and a terminal device 23 into which the one end side 22a of the circuit board 22 is inserted. Since the support device 24 into which the other end 22b of the circuit board 22 is inserted is provided, the height direction can be reduced, and the power supply line 19 and the output line 20 are led out from one terminal device 23. Can be made.

  FIG. 6 is a block diagram of an electric device showing a third embodiment of the present invention. The same parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof is omitted.

  The electric device 35 shown in FIG. 6 is a blower, and is installed, for example, on the wall surface of a building or an underground corridor. The electric device 1 shown in FIG. 1, the load 36, and the electric equipment main body 37 are comprised.

  The electric device 1 is connected to a sensor device 38 such as a temperature sensor or a humidity sensor, and adjusts the power supply to the load 36 according to the ambient temperature and humidity of the electric device 35. The load 34 includes a plurality of fans and is driven by the electric device 1. That is, according to the output of the electric device 1, the fan is rotated or stopped, and the rotation speed of the fan is changed.

  The electric device main body 37 is formed in a box shape having an air outlet, and the electric device 1, the load 36 and the sensor device 38 are arranged and fixed to the wall surface.

  Since the electric device 1 of the present embodiment is formed in a thin shape, the electric device main body 37 can be formed in a thin shape, and the appearance when installed on the wall surface is improved. It has the effect of being less likely to be an obstacle or interference.

  The electrical device is not limited to the electrical device 35 of the present embodiment, but the electrical device of the present invention, a load driven by the electrical device, the electrical device, and an electrical device in which the load is disposed. What is necessary is just to have the main body.

  7 and 8 show a fourth embodiment of the present invention, FIG. 7 is a schematic front sectional view of a lighting fixture, and FIG. 8 is a schematic side view of the lighting fixture. The same parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof is omitted.

  A lighting fixture 39 shown in FIG. 7 is a direct-mounted lighting fixture that is directly attached to a ceiling surface or the like, and is formed in a fixture main body 40 and a light source unit 41 attached to the fixture main body 40. The instrument body 40 and the light source unit 41 are each formed in a rectangular box shape. The instrument main body 40 has a length in the longitudinal direction substantially the same as that of the light source unit 41, but the width in the short direction is smaller than that of the light source unit 41 as shown in FIG. Yes. The light source unit 41 is attached to the instrument body 40 by a plurality of screws 42 at one end side 40 a of the instrument body 40 and at both end sides 41 a and 41 b in the longitudinal direction of the light source unit 41.

  In FIG. 7, the light source unit 41 is provided with a large number of light emitting diodes 43 serving as illumination loads in a grid pattern. The light emitting diode 43 is formed to emit visible light. The light source unit 41 is provided with a translucent cover 44 on the opening side 41c. Visible light emitted from the light emitting diode 43 passes through the translucent cover 44 and is emitted to the floor surface side. That is, the light emitting diode 43 is disposed on the floor surface side so as to be able to emit visible light.

  The appliance main body 40 accommodates the electric device 1 shown in FIG. The electric device 1 is formed as a lighting device that lights the light emitting diode 43.

  The lighting device 39 of the present embodiment can be thinned as a whole because the electric device 1 to be thinned is accommodated in the device main body 40.

  Note that the lighting fixture of the present embodiment is not limited to a direct-mounted lighting fixture, but may be a hanging lighting fixture, an embedded lighting fixture, or the like.

  DESCRIPTION OF SYMBOLS 1,21 ... Electric device, 2,22 ... Circuit board, 3, 4, 23 ... Terminal device, 5,25 ... Case, 10, 26 ... Terminal member, 11, 11 ... Conductive member, 24 ... Supporting device, 35 ... Electrical equipment 36 ... Load 37 ... Electrical equipment body 39 ... Lighting equipment 40 ... Equipment body 43 ... Light emitting diode as lighting load

Claims (6)

A resin-made terminal member in which an insertion hole into which a lead wire is inserted is formed on one side and an insertion opening into which a circuit board is inserted is formed on the other side;
The conductive portion of the lead wire inserted into the insertion hole of the terminal member is sandwiched and electrically connected, and the electrode pattern formed at the end of the circuit board inserted into the insertion opening is sandwiched and electrically connected. A conductive member housed in the terminal member to electrically connect the lead wire and the electrode pattern of the circuit board;
The terminal device characterized by comprising. A circuit board in which an input electrode pattern and an output electrode pattern are formed on one end side and the other end side, respectively, and circuit components are mounted on at least one surface;
The terminal device according to claim 1, wherein the one end side and the other end side of the circuit board are respectively inserted into the insertion openings;
A case that is formed in a rectangular cylindrical shape and that accommodates the circuit board and the terminal device such that one surface side of the terminal member of the terminal device is exposed or protruded;
An electrical device comprising: A circuit board in which an input electrode pattern and an output electrode pattern are formed on one end side, and a circuit component is mounted on at least one surface;
The terminal device according to claim 1, wherein the one end side of the circuit board is inserted into the insertion opening;
A resin support member having an insertion hole into which the other end side of the circuit board is inserted, and the other end side of the circuit board inserted into the insertion hole of the support member are accommodated in the support member A supporting device having the other end side of the circuit board inserted into the insertion hole of the supporting member and holding the other end side;
A case that is formed in a rectangular tube shape and that accommodates the circuit board, the terminal device, and the support device such that one surface side of the terminal member of the terminal device is exposed or protruded;
An electrical device comprising:   The terminal device is characterized in that a locking portion is provided on the other surface side, and the circuit board is provided with a locked portion on which the locking portion is locked on one end side and the other end side. The electric device according to claim 2 or 3. An electrical device according to any one of claims 2 to 4;
A load driven by this electrical device;
An electric device main body in which the electric device and the load are disposed;
An electrical apparatus comprising: A lighting load that emits visible light;
An electrical device according to any one of claims 2 to 4 configured to turn on the lighting load;
An instrument body in which the illumination load is disposed so that visible light can be emitted on one end side, and the electric device is accommodated therein;
The lighting fixture characterized by comprising.

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