JP4689512B2 - Screw-in concave socket, screw-in convex socket, screw-in connector, lighting fixture and lighting device - Google Patents

Description

  The present invention relates to a screw-in concave socket, a screw-in convex socket, a screw-in connector, a lighting fixture, and a lighting device.

  Conventionally, a screw-type socket is generally used for incandescent lamps and bulb-type fluorescent lamps. FIG. 10 is a diagram showing a configuration of a conventional screw-type convex socket. FIG. 11 is a diagram showing a configuration of a conventional screw-type concave socket.

  As shown in FIG. 10, the conventional screw-type convex socket 60 includes a center terminal 61 and a base 63. A male screw is formed on the outer peripheral surface of the base 63. Further, an insulating portion 62 is provided between the center terminal 61 and the base 63. In the case of a lamp such as an incandescent lamp or a bulb-type fluorescent lamp, a glass bulb 64 is provided at one end of the base 63 (not shown in FIG. 9).

  As shown in FIG. 11, the conventional screw-type concave socket 70 includes an outer shell 71 made of an insulator, a center contact piece 73, and a metal receiver 74. A female screw is formed on the inner peripheral surface of the metal receiver 74. The money receiver 74 is disposed inside the outer shell 71. Connection terminals 72 </ b> A and 72 </ b> B are provided on the upper portion of the outer shell 71.

  Conventionally, a three-pole lamp having a three-pole base has been proposed (see Patent Document 1).

  The three-pole lamp disclosed in Patent Document 1 uses a plug-in type multi-pole socket, and closes the glass sphere in which gas is sealed and the end of the glass sphere, and extends along the axial direction of the glass sphere. And a triode base having a first base part and a second base part connected to each other.

Japanese Patent Application No. 11-126584

  However, the conventional screw-type convex socket 60 and screw-type concave socket 70 described above have only two poles. Therefore, for example, in the case of a lamp such as an incandescent lamp or a bulb-type fluorescent lamp, if the filament between the two electrodes evaporates and breaks, the lamp cannot be used because it cannot be repaired. there were.

Further, in the case of the above-described conventional three-pole lamp, the socket is a plug-in type, and there is a drawback that it is difficult to understand the mounting method as compared with a widely used screw-type socket.
For example, it is necessary to check the rotational position of the convex socket and the concave socket when inserting it, so in the case of an instrument with a concave socket in the back of the lamp body, it is difficult to install the convex socket. there were.

  In the case of the above-described conventional three-pole lamp, only the convex socket on the lamp side is tripolar and the concave socket side is two-pole, so that a plurality of loads are connected to different circuits and controlled respectively. There was a drawback that it was not possible.

  Accordingly, the present invention has been made in consideration of the above-described problems, and has a screw-in concave socket, a screw-in convex socket, a screw-in, which has three or more electrodes and can be easily and reliably mounted. An object of the present invention is to provide a connector, a lighting fixture, and a lighting device.

  In order to solve the above-mentioned problems, the screw-type concave socket according to the present invention employs the means described in claim 1 of the claims.

That is, according to claim 1, in the screw-type concave socket having a receiver and a center contact piece, the receiver is between a plurality of ring-shaped electrode portions and the plurality of ring-shaped electrode portions. The electrode part and an inner peripheral surface of the insulator, and a fitting part that fits the electrode part and the insulator together. the said insulator part, characterized that it is connected via a fitting portion.

  In order to solve the above-mentioned problem, the screw-type convex socket according to the present invention employs the means described in claim 2 of the claims.

That is, as described in claim 2, in the screw-type convex socket having a base and a center terminal, the base is disposed between the plurality of ring-shaped electrode portions and the plurality of ring-shaped electrode portions. An insulator, and an external thread is formed on an outer peripheral surface of the electrode portion and the insulator, and has a fitting portion that fits the electrode portion and the insulator together, and the electrode portion and the insulation the body is characterized that it is connected via a fitting portion.

  The screw-type connector according to the present invention employs the means described in claim 3.

That is, according to a third aspect of the present invention, in the screw-type connector including a concave socket having a receiver and a central contact piece, and a convex socket having a base and a central terminal, the receiver includes a plurality of ring-shaped first connectors . 1 and the electrode portion is constituted by a first insulator disposed between the first electrode portion of the plurality of ring-shaped, inner peripheral surface of the first insulator and the first electrode portion A female screw is formed, and the base is composed of a plurality of ring-shaped second electrode portions and a second insulator disposed between the plurality of ring-shaped second electrode portions, wherein the outer circumferential surface of the second electrode portion and the second insulator are female threaded and can be screwed male thread form, fit fitting the said first electrode portion and the first insulator from one another The first electrode portion and the first insulator are connected via the fitting portion, and the second electrode portion It has a fitting portion for fitting serial and a second insulator to each other, wherein the second electrode portion and the second insulator, characterized that it is connected via a fitting portion .

The lighting apparatus according to the present invention employs the means described in claim 5 of the claims.
That is, as described in claim 5 , a plurality of ring-shaped electrode portions and an insulator disposed between the plurality of ring-shaped electrode portions, the outer periphery of the electrode portion and the insulator A convex socket having a base with a male screw formed on the surface and a center terminal, and a plurality of loads, and each of the plurality of loads between the plurality of ring-shaped electrode portions and the center terminal. the load is connected, having a fitting portion fitted to said electrode portion and the insulator from one another, the said electrode portion and the insulator, characterized in Rukoto are connected via a fitting portion .

The lighting device according to the present invention employs the means described in claim 6 .
That is, as described in claim 6 , it is composed of a plurality of ring-shaped first electrode portions and a first insulator disposed between the plurality of ring-shaped first electrode portions, a receiving metal female screw is formed on the inner peripheral surface of the first insulator and the first electrode portion, and the threaded Shiki凹socket having a central contact piece, the second electrode portions of the plurality of ring-shaped When, it is constituted from a second insulator disposed between the second electrode of the plurality of ring-shaped, the female screw and threaded on the outer peripheral surface of the second insulator and the second electrode portion A plurality of loads, and a plurality of loads, each of the plurality of ring-shaped second electrode portions and the center terminal. a luminaire predetermined load is connected among the load, the power-like plurality of rings of the threaded Shiki凹socket Each a supplied power supply unit to the electrode portion, the first and the electrode portion has a first insulator and a fitting portion fitted to each other, and the first electrode portion and the first The insulator is connected via the fitting portion, and has a fitting portion that fits the second electrode portion and the second insulator together, and the second electrode portion and the second electrode the insulator is characterized that it is connected via a fitting portion.

  In the first aspect of the present invention, a screw-type concave socket having three or more electrodes can be formed, and screw-type convex sockets having the same number of poles can be easily and reliably mounted.

  In the second aspect of the present invention, a screw-type convex socket having three or more electrodes can be formed, and can be easily and surely attached to a screw-type concave socket having the same number of poles.

  In the invention described in claim 3, a screw-type connector having three or more electrodes can be formed, and a screw-type convex socket and a screw-type concave socket having the same number of poles can be easily and reliably mounted. .

In the invention described in claim 5 , since the screw-type convex socket having three or more electrodes is provided, a plurality of loads can form different circuits. For example, when the load is a filament, one filament is Even if it evaporates and breaks, the luminaire, that is, the lamp, can be used continuously.

In the invention described in claim 6 , since a screw-type connector having three or more electrodes is used, a plurality of loads can constitute different circuits and can be controlled respectively.

  The best mode for carrying out a screw-type concave socket, a screw-type convex socket, a screw-type connector, a lighting fixture and a lighting device according to the present invention will be described with reference to the drawings.

  First, a screw-in concave socket, a screw-in convex socket, a screw-in connector, a lighting fixture, and a lighting device according to a first embodiment of the present invention will be described.

  FIG. 1 is a diagram illustrating an illumination device 100 according to the first embodiment. FIG. 2 is a diagram showing the configuration of the screw-type convex socket 10 according to the present invention. FIG. 3 is a local enlarged sectional view showing the configuration of the screw-type convex socket 10. FIG. 4 is a diagram showing the configuration of the screw-type concave socket 30 according to the present invention.

  As shown in FIG. 1, the lighting device 100 includes a lighting fixture (lamp) including a screw-type convex socket 10 and a load unit 20, a screw-type concave socket 30, and a power supply unit 50. The screw-type convex socket 10 can be screwed onto the screw-type concave socket 30.

  When the screw-type convex socket 10 and the screw-type concave socket 30 are screwed together, the electrode 11 part and the electrode part 33 are electrically connected, and the electrode part 13 and the electrode part 34 are electrically connected. Moreover, the electrode part 15 and the electrode part 36 are electrically connected.

  The power source 51 and the power source 52 are connected to the terminal 32B and the terminal 32C, respectively, and supply power between the terminal 32B and the terminal 32A, and between the terminal 32C and the terminal 32A. As a result, the load A22 and the load B23 are connected to different circuits.

  The loads A22 and B23 are filaments or light emitting diodes.

  As shown in FIG. 2, the screw-type convex socket 10 includes a base composed of two ring-shaped electrode portions 13 and 15 and an insulator 14 disposed therebetween, and a center terminal 11. . Male threads are formed on the outer peripheral surface of the base, that is, on the outer peripheral surfaces of the electrode portions 13 and 15 and the insulator 14. Further, an insulating portion 12 is provided between the center terminal 11 and the electrode portion 13.

  Further, as shown in FIG. 3, a fitting portion 13 a is provided in the lower portion of the electrode portion 13. The outer diameter of the fitting portion 13a is formed so that it can be fitted into the inner diameter of the insulator 14, and the fitting portion 13a is fitted into the upper inner peripheral surface of the insulator 14 so that the electrode portion 13 and the insulator 14 are connected. Connected. A fitting portion 14 a is provided at the lower portion of the insulator 14. The outer diameter of the fitting portion 14 a is formed so as to be fitted into the inner diameter of the electrode portion 15, and by fitting the fitting portion 14 a into the inner peripheral surface of the upper end of the electrode portion 15, the electrode portion 15 and the insulator 14 are connected. Connected. In addition, the connection method of the electrode part 13 and the insulator 14, and the connection method of the electrode part 15 and the insulator 14 are not limited to this. Other connection methods may be used.

  As shown in FIG. 4, the screw-type concave socket 30 includes an outer shell 31 made of an insulator, two ring-shaped electrode portions 34 and 36, and an insulator 35 disposed therebetween. Gold and a center contact piece 33 are provided. Female threads are formed on the inner peripheral surface of the metal receiver, that is, on the inner peripheral surfaces of the electrode portions 34 and 36 and the insulator 35. A fitting portion 35 a is provided on the upper portion of the insulator 35, and the inner diameter of the fitting portion 35 a is formed so that the electrode portion 34 can be fitted. A fitting portion 36 a is provided on the upper portion of the electrode portion 36. The inner diameter of the fitting portion 36a is formed so that the lower portion of the insulator 35 can be fitted. In addition, a metal receiver composed of the electrode portions 34 and 36 and the insulator 35 is disposed inside the outer shell 31. Connection terminals 32A, 32B, and 32C are provided on the upper portion of the outer shell 31.

  Further, the terminal 32A is electrically connected to the center contact piece 33, the terminal 32B is electrically connected to the electrode portion 34, and the terminal 32C is electrically connected to the electrode portion 36.

  Here, the width of the insulator 35 is t1, the width of the electrode portion 36 is T2, and the distance from the lower end of the insulator 35 to the center contact piece 33 is S1.

  FIG. 5 is a schematic view showing the width dimension relationship between the electrode portion and the insulator. FIG. 5A is a diagram showing the dimensions of the screw-type concave socket 30, and FIG. 5B is a diagram showing the dimensions of the screw-type convex socket 10. FIG. 6 is a diagram showing a positional relationship when the screw-type convex socket 10 is screwed.

  As shown in FIG. 5A, the width of the electrode part 34 is T1, the width of the insulator 35 is t1, the width of the electrode part 36 is T2, and the distance from the lower end of the insulator 35 to the center contact piece 33 Let the distance be S1.

  As shown in FIG. 5B, the width of the electrode portion 13 is T3, the width of the insulator 14 is t2, the width of the electrode portion 15 is T4, and the upper end surface of the central terminal 11 from the lower end of the electrode portion 13 The distance to is S2.

  Here, t1> T3, t2> T2, and S1> S2. Thereby, as shown in FIG. 6, it is possible to prevent simultaneous connection of the respective electrodes and to attach / detach the screw-type convex socket during energization.

  As described above, in the present embodiment, the screw-type convex socket 10 includes the base composed of the two ring-shaped electrode portions 13 and 15 and the insulator 14 disposed therebetween, and the center terminal 11. A male screw is formed on the outer peripheral surface of the base, that is, on the outer peripheral surfaces of the electrode portions 13 and 15 and the insulator 14. The screw-type concave socket 30 includes an outer shell 31 made of an insulating material, two ring-shaped electrode portions 34 and 36, and an insulator 35 disposed therebetween, and a center contact piece 33. Female threads are formed on the inner peripheral surface of the receiver, that is, on the inner peripheral surfaces of the electrode portions 34 and 36 and the insulator 35.

  The screw-type connector uses a screw-type convex socket 10 and a screw-type concave socket 30. The lighting fixture is composed of a screw-type convex socket 10 and a load portion 20.

  As a result, a three-pole screw-type connector can be formed, and a screw-type convex socket and a screw-type concave socket having the same number of poles can be easily and reliably mounted.

  In addition, regarding the width of the electrode portion and the width of the insulator, t1> T3, t2> T2, and S1> S2, thereby preventing simultaneous connection of each electrode and attaching a screw-type convex socket during energization. Can be removed.

Further, in a lighting fixture having a three-pole screw-type convex socket, for example, when the load is a filament, the lighting fixture, that is, the lamp can be used continuously even if one filament evaporates and breaks.
Further, in the lighting device, a plurality of loads can form different circuits and can be controlled respectively.

  Hereinafter, a screw-type concave socket, a screw-type convex socket, a screw-type connector, and a lighting fixture according to a second embodiment of the present invention will be described.

  FIG. 7 is a diagram illustrating a configuration of the illumination device 200 according to the second embodiment. FIG. 8 is a diagram showing a configuration of a screw-type convex socket 10A according to the present invention. FIG. 9 is a diagram showing a configuration of a screw-in concave socket 30A according to the present invention.

  As illustrated in FIG. 7, the lighting device 200 includes a lighting fixture (lamp) including a screw-type convex socket 10A and a load portion 20A, a screw-type concave socket 30A, and a power supply unit 50A. The screw-type convex socket 10A can be screwed into the screw-type concave socket 30A.

  When the screw-type convex socket 10A and the screw-type concave socket 30A are screwed together, the electrode 11 part and the electrode part 33 are electrically connected, and the electrode part 13 and the electrode part 34 are electrically connected. Moreover, the electrode part 15 and the electrode part 36 are electrically connected, and the electrode part 17 and the electrode part 38 are electrically connected.

  The power source 50A is connected to the terminals 32B, 32C, and 32D via switches 53, 54, and 55, respectively, between the terminals 32B and 32A, between the terminals 32C and 32A, and between the terminals 32D and 32A. Supply power in between. Thereby, the load A22, the load B23, and the load C24 are connected to different circuits.

  The load A22, the load B23, and the load C24 are filaments or light emitting diodes. When the light emitting diode is used, the load A22, the load B23, and the load C24 have different colors. Thereby, the lighting color of a lighting fixture (lamp) can be controlled.

  Further, as shown in FIG. 8, the screw-type convex socket 10A includes a base composed of three ring-shaped electrode portions 13, 15, 17 and insulators 14, 16 disposed therebetween, and a center terminal. 11, male screws are formed on the outer peripheral surface of the base, that is, on the outer peripheral surfaces of the electrode portions 13, 15, 17 and the insulators 14, 16. Further, an insulating portion 12 is provided between the center terminal 11 and the electrode portion 13.

  Similarly to the screw-type convex socket 10 described above, the fitting portion 13a provided at the lower portion of the electrode portion 13 is fitted into the upper inner peripheral surface of the insulator 14, so that the electrode portion 13 and the insulator 14 are connected. Connected. Moreover, the electrode part 15 and the insulator 14 are connected by inserting the fitting part 14a provided in the lower part of the insulator 14 in the upper inner peripheral surface of the electrode part 15 (refer FIG. 3). Similarly, the electrode portion 17 and the insulator 16 are connected by fitting a fitting portion provided in the lower portion of the insulator 16 into the upper inner peripheral surface of the electrode portion 17. In addition, the connection method of each electrode part and an insulator is not limited to this.

  Further, as shown in FIG. 9, the screw-type concave socket 30A includes an outer shell 31 made of an insulator, three ring-shaped electrode portions 34, 36, and 38, and insulators 35 and 37 disposed therebetween. Female threads are formed on the outer peripheral surface of the receiver, that is, the inner peripheral surfaces of the electrode portions 34, 36, and 38 and the insulators 35 and 37, each having the receiver and the center contact piece 33. In addition, a metal receiver composed of the electrode portions 34, 36, and 38 and the insulators 35 and 37 is disposed inside the outer shell 31. Connection terminals 32A, 32B, 32C, and 32D are provided on the upper portion of the outer shell 31.

  The terminal 32A is electrically connected to the center contact piece 33, the terminal 32B is electrically connected to the electrode portion 34, the terminal 32C is electrically connected to the electrode portion 36, and the terminal 32D is electrically connected to the electrode portion 38. Connected.

  Further, by setting the width of each electrode part and the insulator to a predetermined value such as the above-described screw-type convex socket 10 and screw-type concave socket 30, the simultaneous connection of the respective electrodes can be prevented, and the screw-type convex socket can be connected during energization. It is possible to attach and detach.

  As described above, in the present embodiment, the screw-type convex socket 10A includes the base composed of the three ring-shaped electrode portions 13, 15, 17 and the insulators 14, 16 disposed therebetween, and the center terminal. 11 and a male screw is formed on the outer peripheral surface of the base. The screw-type concave socket 30A includes an outer shell 31 made of an insulating material, three ring-shaped electrode portions 34, 36, and 38, and a metal receiver that includes insulators 35 and 37 disposed therebetween. A female screw is formed on the inner peripheral surface of the receiver including the center contact piece 33.

  The screw-type connector uses a screw-type convex socket 10A and a screw-type concave socket 30A. Moreover, a lighting fixture consists of 10 A of screw-type convex sockets, and 20 A of load parts.

  As a result, a four-pole screw-type connector can be formed, and a screw-type convex socket and a screw-type concave socket having the same number of poles can be easily and reliably mounted.

In addition, in a lighting device using a lighting fixture having a four-pole screw-in type convex socket, for example, when the load is a filament, the lighting fixture, that is, the lamp is used continuously even if one filament evaporates and breaks. Is possible.
Further, in the lighting device, a plurality of loads can form different circuits and can be controlled respectively.

  Further, by setting the width of each electrode portion and the insulator to a predetermined value, simultaneous connection of the respective electrodes can be prevented, and the screw-type convex socket can be attached / detached during energization.

  In the above-described embodiment, the three-pole and four-pole screw-type convex sockets 10 and 10A, the screw-type concave sockets 30 and 30A, the screw-type connector, and the lighting fixture are described, but the present invention is not limited thereto. Absent. The present invention can be applied to the case of five or more poles.

  The present invention can be used when a screw-type concave socket having three or more electrodes, a screw-type convex socket, a screw-type connector, a lighting fixture, and a lighting device are required.

It is a figure which shows the illuminating device 100 of 1st Embodiment. 1 is a diagram showing a configuration of a screw-type convex socket 10. FIG. FIG. 2 is a local enlarged sectional view showing a configuration of a screw-type convex socket 10. FIG. 3 is a diagram showing a configuration of a screw-type concave socket 30. It is the schematic which shows the width dimension relationship of an electrode part and an insulator. It is a figure which shows the positional relationship at the time of the screw-type convex socket 10 screwing together. It is a figure which shows the illuminating device 200 of 2nd Embodiment. It is a figure which shows the structure of 10 A of screw-type convex sockets. It is a figure which shows the structure of 30 A of screw-type recessed sockets. It is a figure which shows the structure of the conventional screwed-type convex socket 60. FIG. It is a figure which shows the structure of the conventional screwed-type recessed socket.

Explanation of symbols

10, 10A Screw-in convex socket 11 Central terminal 12 Insulating part 13, 15, 17 Electrode part 14, 16 Insulator 20, 20A Load part 21 Glass ball 22 Load A
23 Load B
24 Load C
30, 30A Screw-in concave socket 31 Outer shell 32A, 32B, 32C, 32D Terminal 33 Center contact piece 34, 36, 38 Electrode portion 35, 37 Insulator 50, 50A Power source 51, Power source A
52 Power supply B
53, 54, 55 Switch 100, 200 Lighting device

Claims (7)

In a screw-type concave socket having a receiver and a central contact piece,
The receiver is composed of a plurality of ring-shaped electrode portions and an insulator disposed between the plurality of ring-shaped electrode portions, and a female screw is provided on the inner peripheral surface of the electrode portion and the insulator. Formed ,
The electrode portion and has the insulating body and the fitting portion fitted to each other, screwing Shiki凹socket the said electrode portion and the insulator, characterized that it is connected via a fitting portion. In a screw-type convex socket having a base and a center terminal,
The base is composed of a plurality of ring-shaped electrode portions and an insulator disposed between the plurality of ring-shaped electrode portions, and external screws are formed on the outer peripheral surfaces of the electrode portions and the insulator. ,
The electrode portion and has the insulating body and the fitting portion fitted to each other, screwing Shikitotsu socket the said electrode portion and the insulator, characterized that it is connected via a fitting portion. In a screw-type connector including a concave socket having a receiver and a central contact piece, and a convex socket having a base and a central terminal,
The receiver is composed of a plurality of ring-shaped first electrode portions and a first insulator disposed between the plurality of ring-shaped first electrode portions, and the first electrode portion And an internal thread is formed on the inner peripheral surface of the first insulator,
The cap includes a second electrode portion of the plurality of ring-shaped, is composed of a second insulator disposed between the second electrode portion of the plurality of ring-shaped, the said second electrode portions A male screw that can be screwed with the female screw is formed on the outer peripheral surface of the second insulator ,
A fitting portion for fitting the first electrode portion and the first insulator together, and the first electrode portion and the first insulator are connected via the fitting portion; ,
A fitting portion for fitting the second electrode portion and the second insulator together, and the second electrode portion and the second insulator are connected via the fitting portion; screw-in connector which is characterized Zheng Rukoto. The width of the first insulator is made larger than the width of the second electrode portion, and the width of the second insulator is made larger than the width of the first electrode portion. The distance from the lower end of the first insulator arranged on the side of the center contact piece located on the upper side of the first insulator to the center contact piece is S1, and the convex socket is located on the upper side. The screw connector according to claim 3, wherein S1> S2, where S2 is a distance from a lower end of the second electrode portion adjacent to the center terminal to the upper end surface of the center terminal. A base and a center formed of a plurality of ring-shaped electrode portions and an insulator disposed between the plurality of ring-shaped electrode portions, and having a male screw formed on an outer peripheral surface of the electrode portions and the insulator A convex socket having a terminal and a plurality of loads;
A predetermined load among the plurality of loads is connected between the plurality of ring-shaped electrode portions and the center terminal ,
The electrode portion and having said engaging portion and an insulator fitted to each other, the said electrode portion and the insulator are connected via a fitting portion luminaire characterized by Rukoto. A plurality of ring-shaped first electrode portions; and a first insulator disposed between the plurality of ring-shaped first electrode portions, wherein the first electrode portion and the first electrode portion A screw-type concave socket having a metal receiver formed on the inner peripheral surface of the insulator, and a central contact piece;
A plurality of ring-shaped second electrode portions and a second insulator disposed between the plurality of ring-shaped second electrode portions, the second electrode portion and the second insulation A plurality of ring-shaped second electrode portions and the center, each of which includes a convex socket having a base and a center terminal on which a male screw that can be screwed to the female screw is formed on the outer peripheral surface of the body; A lighting fixture to which a predetermined load among the plurality of loads is connected between the terminals, and
A power supply unit that supplies power to each of the plurality of ring-shaped first electrode portions of the screw-in concave socket ,
A fitting portion for fitting the first electrode portion and the first insulator together, and the first electrode portion and the first insulator are connected via the fitting portion; ,
A fitting portion for fitting the second electrode portion and the second insulator together, and the second electrode portion and the second insulator are connected via the fitting portion; Tei Rukoto lighting device according to claim. The width of the first insulator is made larger than the width of the second electrode portion, and the width of the second insulator is made larger than the width of the first electrode portion. The distance from the lower end of the first insulator arranged on the side of the center contact piece located on the upper side of the first insulator to the center contact piece is S1, and the convex socket is located on the upper side. The lighting device according to claim 6, wherein when the distance from the lower end of the second electrode portion adjacent to the center terminal to the upper end surface of the center terminal is S2, S1> S2.

Images