JP2016126831A - Electrical connector for exchange to fluorescent lamp type led illumination equipment, and electrical connection kit for the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable an easy connection work of a coated electrical wire terminal portion in a work of cutting and connecting a coated electrical wire without any electrical wire peeling tool such as a wire stopper or the like when a so-called bypass method of performing wiring while avoiding a circuit part containing a stabilizer is adopted in a work of exchanging an existing fluorescent lamp device by fluorescent lamp type LED illumination equipment.SOLUTION: One ends of bypass coated electrical wires E, F are inset in an inset type power source terminal table 3 of a fluorescent lamp fixture, and the other ends of the bypass coated electrical wires E, F are electrically connected through an electrical connector 10 to cut ends of residual coated electrical wires C-1, D-1 obtained by cutting a halfway portion of an existing electrical wire which is fixedly connected to a socket 5 of the fluorescent lamp fixture so that mutual electrical conduction is established. The electrical connector 10 and the bypass coated electrical wire are combined with each other to configure an electrical connection kit, and also an incision 12 is formed around a coated portion in the neighborhood of the one end of the bypass coated electrical wire, whereby the one end of the bypass coated electrical wire can be peeled out without any electrical wire peeling tool.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an electrical connector used in an exchange operation for replacing an existing fluorescent lamp fixture with a fluorescent LED lighting fixture, and an electrical connection kit thereof.

  Generally used fluorescent lamp fixtures have the disadvantages that although the lifetime of fluorescent lamps is longer than that of incandescent lamps, they have shorter lifetimes and higher power consumption than LEDs (diodes). In Japan, there is an increasing number of constructions in which the installed fluorescent lamp fixtures are removed and replaced with fluorescent lamp-type LED fixtures. As a method of replacing a fluorescent lamp fixture with a fluorescent lamp-type LED fixture, a method of installing a fluorescent lamp-type LED fixture with a circuit including a ballast and a wiring portion necessary for lighting the fluorescent fixture remaining In addition, there is a so-called bypass construction method in which the fluorescent lamp type LED lighting apparatus is installed by cutting or removing the ballast and its wiring portion.

  In Patent Document 1, in order to mount a fluorescent lamp type LED lighting device in place of an existing fluorescent lamp fixture, a circuit configuration such as an AC / DC converter is necessary for LED lighting in a cylindrical pipe of the fluorescent lamp type LED lighting device. The one with is proposed. Patent Document 2 proposes a configuration in which an adapter for attaching an LED bulb to a fluorescent lamp fixture is provided.

JP 2001-351402 A JP2013-101850A

  In a general existing fluorescent lamp device, a pair of sockets, a power supply terminal block connected to a power source, a circuit including a ballast connected between the terminal block and one socket, and the terminals In order to connect the base to the one socket, one end is fixedly connected to the one socket, and the other end is plugged into the terminal base, and one end is the first sheath A structure having a second covered electric wire connected to the middle portion of the electric wire and having the other end fixedly connected to the other socket is well known.

  In the replacement work to replace the existing fluorescent lamp fixture with such a structure with the fluorescent lamp-type LED lighting fixture, as a modification method to replace the fluorescent lamp fixture with the fluorescent lamp-type LED lighting fixture, the stabilizer for the fluorescent lamp fixture as described above is used. In the case of installing the fluorescent lamp type LED lighting fixture with the circuit and the wiring part included, the replacement work itself is relatively easy, but it is used in a state where the existing ballast is energized. However, it is not desirable from the viewpoint of energy saving to replace the LED with low power consumption. Further, if the ballast becomes old, problems such as the influence of this failure and the unpleasant noise peculiar to the ballast generated therefrom remain.

  On the other hand, in the case of the so-called bypass construction method in which the fluorescent lamp type LED lighting apparatus is installed by cutting or removing the circuit including the ballast and the wiring portion thereof, the above problem is solved, but the ballast is included. The work of removing the circuit and its wiring part from the wiring is troublesome. In particular, in the operation of cutting the covered electric wire connected to the circuit including the ballast and connecting the cut electric wire ends so as to be electrically connected to each other in a wiring state excluding this, the covered portion of the covered electric wire end is Each of them is stripped with a wire stripper or other wire stripping tool, and the necessary binding tool is required to connect them to each other. Therefore, there is a problem that the work itself requires considerable time and skill. It was a problem that it was desired to perform such replacement work in a short time and at low cost so that even an unskilled person could easily do it.

  In order to solve the above-mentioned problems, in the present invention, an electrical connector used in a replacement operation for replacing an existing fluorescent lamp fixture with a fluorescent lamp-type LED lighting fixture, the plug-in type power terminal block of the fluorescent fixture Connect the other end of the bypass covered wire, one end of which is plugged in, and the cut end of the existing covered wire connected to the socket of the fluorescent lamp fixture so that they are electrically connected to each other. An electrical connector is proposed.

  In the present invention, the electrical connector is provided on the other side surface, the main body formed of an insulator, the first connection hole provided on one side surface of the main body, and the other end of the covered electric wire for bypass being inserted. A second connection hole for inserting the cut end of the existing covered electric wire, and a conductive metal plate disposed so as to be able to be pushed into the main body across the first and second connection holes. The conductive metal plate is pushed into the main body with the other end of the bypass covered wire inserted into the first connection hole and the cut end of the existing covered wire inserted into the second connection hole. Thus, an electrical connector having a configuration in which the ends of the electric wires inserted into these connection holes are electrically connected to each other is also proposed.

  Furthermore, the present invention also proposes an electrical connector having a structure in which a stopper for defining an insertion position is formed in the first and second connection holes.

  Still further, in the present invention, there is provided an electrical connection kit used in replacement work for replacing an existing fluorescent lamp fixture with a fluorescent lamp-type LED lighting fixture, and one end of the fluorescent lamp fixture is connected to a plug-in type power terminal block. A bypass-covered insulated wire, and an electrical connector that electrically connects the other end of the bypass-coated wire and a cut end of the existing coated wire connected to the socket of the fluorescent lamp fixture in the middle of each other It is made of a combination of the above, and a cut is provided around the covering portion in the vicinity of the one end of the bypass covered wire, and the covering of one end of the bypass covered wire can be peeled with bare hands without using a wire stripping tool such as a wire stripper. An electrical connection kit is proposed.

Using the electrical connector according to the present invention configured as described above and the electrical connection kit thereof, in replacement work for replacing the existing fluorescent lamp fixture with a fluorescent lamp-type LED fixture,
In particular, the so-called bypass construction method in which the fluorescent lamp type LED certification device is installed while avoiding the circuit including the existing ballast and the surrounding electric wire portion can be replaced easily and in a short time. That is, a pair of sockets, a power supply terminal block connected to a power source, a circuit including a ballast connected between the terminal block and one socket, and the terminal block and the one socket are connected. Therefore, one end is fixedly connected to the one socket and the other end is plugged and connected to the terminal block, and one end is connected to the middle portion of the first covered wire and the other The first covered electric wire pulled out from the terminal block in an exchange operation for replacing an existing fluorescent lamp fixture having a second covered electric wire whose end is fixedly connected to the other socket with a fluorescent lamp type LED lighting fixture The other end of the third covered electric wire is cut at the other end of the second covered electric wire and the other end of the third covered electric wire as a new bypass covered electric wire that is inserted and connected to the terminal block. The remaining covered electricity on the side fixedly connected to the other socket The exchange operation is completed by electrically connecting the cut ends of the wires to each other by an electrical connector. Therefore, in the present invention, the ends of the wires that are to be connected to each other by the electrical connector can be electrically connected by so-called one-touch. Therefore, when the existing covered wire is cut and wired so as not to use the circuit including the ballast. As with the conventional bypass method, the troublesome work of stripping the cut wire ends with a wire stripper or other wire stripping tool and reconnecting them to each other with a tool such as a crimping machine to insulate them. It is not necessary. For this reason, the working time can be shortened and the workability can be improved, so that even an unskilled worker can easily perform the replacement work.

  In addition, the electrical connector according to the present invention is provided on the other side surface of the main body formed of an insulator, the first connection hole provided on one side surface thereof for inserting the other end of the third covered electric wire. A second connecting hole for inserting a cut end of the remaining covered electric wire of the second covered electric wire, and a conductive metal plate disposed so as to be able to be pushed into the main body across the first and second connecting holes. In the state where the other end of the third covered electric wire is inserted into the first connection hole and the cut end of the remaining covered electric wire is inserted into the second connection hole, the conductive metal plate By inserting into the main body, the ends of the wires inserted into these connection holes are electrically connected to each other, so that if the metal ends are inserted into the connection holes without peeling off, the conductive metal plate can be pushed in. Since electrical connection is possible at the same time, the wire ends can be removed with a wire stripping tool, etc. It becomes unnecessary to perform the stripping work with, there is an effect that can be very easily perform the connecting operation.

  Furthermore, in the electrical connector of the present invention, if the first and second connection holes are formed with stoppers that define the insertion positions, the end portions of the wires inserted into the connection holes are connected to the connection holes. Since the insertion position is defined without concern such as protruding, there is an effect that the positional relationship between the inserted wire end and the electrical connector is determined and electrical connection work is made easier.

Furthermore, in the present invention, a third covering as a new bypass covered wire in which one end is inserted and connected to the terminal block instead of the other end of the first covered wire drawn out from the terminal block. An electrical connection kit is composed of a combination of electric wires and electrical connectors.
In the replacement operation of replacing an existing fluorescent lamp fixture with a fluorescent lamp-type LED lighting fixture, the electrical connector is connected to the other end of the first covered wire drawn out from the terminal block of the kit. The third end of the second covered electric wire is cut at a middle portion of the second covered electric wire and the cut end of the remaining covered electric wire on the side fixedly connected to the other socket is electrically connected so as to be electrically connected to each other. An incision is provided around the covering portion in the vicinity of the one end of the covered electric wire, and one end of the third covered electric wire can be stripped without an electric wire stripping tool when plugged into the terminal block. By using the electrical connection kit at the replacement work site, one end portion of the bypass covered wire can be easily cut and removed by bare hands without using a wire stripping tool and plugged into the power terminal block. And the other end It can be electrically connected without stripping off the end of the wire along with the cut end of the remaining coated wire at the connector. There is also an effect that can be sold.

Electrical connection wiring diagram showing an outline of replacement work including the electrical connector and its electrical connection kit according to the present invention used when the replacement work for replacing the existing fluorescent lamp fixture with the fluorescent lamp type LED lighting fixture is performed by the bypass method. Is It is a principal part fracture top view which shows the electrical connection kit containing the electrical connector which concerns on this invention. FIG. 3 is an enlarged right side view of FIG. 2.

  Embodiments of an electrical connector and an electrical connection kit according to the present invention will be described below with reference to the drawings.

  FIG. 1 shows an existing fluorescent lamp fixture in a solid line configuration, and an electrical connector of the present invention and its electrical connection kit for performing a replacement work in accordance with a bypass construction method for replacing it with a fluorescent lamp type LED lighting fixture are installed. It is the structure which showed the wiring of the part with the broken line.

  First, the components of an existing fluorescent lamp fixture will be described. 1 is an AC power supply of 100V AC, 3 is a power terminal block connected to the AC power source 2 via an electric wire 2, and 4 and 5 are sockets that form a pair of left and right sockets ( Left) and socket (right). The one socket 4 and the terminal block 3 are connected by the first covered electric wires A and B, and a circuit 6 including a ballast is installed in the middle of the electric wires A and B. One end of each of the covered wires A and B is fixedly connected to the socket (left) 4, and the other end is inserted and connected to the connection ports (a) and (b) of the terminal block 3. Plug-in connection means that the wire part stripped of the insulation coating at the end of the covered electric wire to be connected is hooked inside and connected at the same time, and is connected at the same time. Such a terminal block is known as a plug-in terminal block. One end of each of the second covered wires C and D is connected in the middle of the first covered wires A and B, and the other end of the second covered wires C and D is connected to the other socket (right) 5. It is fixedly connected to the socket (right) 5, and is configured to light up when the fluorescent lamp end portions are fitted to both sockets.

  When replacing the existing fluorescent lamp fixture having the above configuration with a fluorescent lamp type LED lighting fixture by the bypass method, the operator first pulls out the other ends of the first covered wires A and B from the terminal block 3 respectively, The conductive portion is cut off, and the second covered wires C and D are cut at the middle portion indicated by “X” in FIG. 1 and connected to the other socket (right) 5 (the remaining covered wire) C- 1, D-1 is cut off from the electric wire portions C-2 and D-2 connected to the first covered electric wires A and B. The cut ends of the cut electric wire portions C-2 and D-2 are appropriately insulated with an insulating tape or the like.

  Reference numeral 10 denotes an electrical connector according to the present invention, which connects the cut ends of the remaining covered electric wires C-1 and D-1 on one side surface (right side) as indicated by a broken line and is new on the other side surface (left side). The other ends of the third covered electric wires E and F constituting the bypass covered electric wire are connected as indicated by broken lines, and the end of the bypass covered electric wire and the cut end of the remaining covered electric wire are mutually connected as will be described later. Make electrical connections so that A pair of the electrical connector 10 and the bypass covered electric wire is prepared corresponding to the line of each electric wire. One end of these bypass coated wires is plugged and connected to the terminal block 3 via the connection ports (a) and (b) in place of the first covered wires A and B that have been pulled out. These new bypass insulated wires E and F are schematically shown in FIG. 1, but as shown by reference numeral 11 in FIG. 2, a notch 12 is provided around the covered portion in the vicinity of one end 11a. . Therefore, when the plug is connected to the terminal block 3, the end portion can be peeled with a bare hand at the notch 12, so that the plug can be connected without using a wire stripping tool such as a wire stripper. Thus, the replacement work is completed by electrically connecting the remaining covered wires C-1 and D-1 and the bypass covered wires E and F via the electric connector 10, and the existing fluorescent lamp illuminating device is stabilized. It is possible to convert to a fluorescent lamp type LED lighting apparatus in a manner avoiding the circuit 6 including

  Next, the detailed structure of the electrical connector 10 will be described with reference to FIGS. A pair of the electrical connectors 10 is prepared corresponding to each electric wire. Each electric connector 10 includes a main body 13 formed of an insulator and an opening provided on one side surface of the main body 13. A first connection hole 14 for inserting the end 11b without peeling off the coating, and a second connection hole for inserting the cut ends of the remaining coated wires C-1 and D-1 provided on the other side without peeling off the coating. 15 and a conductive metal plate 16 disposed so as to be able to be pushed into the main body 3 across the first and second connection holes 14, 15. The first connection hole 14 is covered with a bypass coating. With the other end 11b of the electric wire 11 inserted and the cut ends of the remaining covered electric wires C-1 and D-1 inserted into one of the second connection holes 15, the conductive metal plate is pushed into the main body. As a result, the electric power inserted into these connection holes 14 and 15 Conducting the ends to each other. In the embodiment, a pair of connection holes 15 are provided. This is because the fluorescent lamp type LED lighting apparatus to be installed corresponds to a two-lamp type. In the case of a single lamp type, only one of the connection holes 15 is provided. use.

  As shown in FIG. 3, the conductive metal plate 16 has a slit 16a at its lower end and is comb-shaped and can slide up and down in a vertical groove 17 formed in the main body 13. In the state of use, it is placed in the illustrated raised position protruding from the main body 13. After the wire ends corresponding to the connection holes 14 and 15 are inserted from both sides of the electrical connector 10, when the conductive metal plate 16 is pushed downward with a pliers or the like, the lower end portion of the conductive metal plate is The wires are electrically connected to each other by engaging so as to bite into the inserted wire ends and breaking the covering portions of the wires to contact the wires of the internal conductor. In this state, the cover 18 formed integrally with the main body 13 is electrically connected by hooking the hook 18a at the end of the cover 18 to the receiving portion 13a formed integrally with the main body 13 from the open position shown by the arrow. The metal plate 16 is covered to prevent the risk of inadvertent contact.

  The insertion depth of the end portion of the electric wire inserted into the connection holes 14 and 15 is defined by a stopper 19 formed at the back position of each connection hole. Therefore, since the insertion position is defined without concern that the end of the electric wire inserted into each connection hole 14, 15 protrudes from the connection hole, the positional relationship between the inserted electric wire end and the electrical connector 10 is determined. Thus, the electrical connection work can be made easier.

  Further, as shown in FIG. 3, an elastic piece 20 having a cross-shaped slit is integrally formed in the vicinity of the inlet portion in each connection hole 15, and when the corresponding wire end is inserted into the connection hole, the elastic piece 20 is formed. And is deformed inward by frictional contact with each other, and serves to prevent inadvertent removal of the insertion end once inserted. In addition, although the same elastic piece is provided also about the connection hole 14, illustration is abbreviate | omitted.

  Furthermore, in the present invention, instead of the other end of the first covered electric wire pulled out from the terminal block 3, a new bypass covered electric wire 11 whose one end is inserted and connected to the terminal block, an electrical connector 10, Since the electrical connection kit is constituted by the combination of the above and the cut 12 is provided around the covering portion in the vicinity of the one end 11a of the bypass covered electric wire 11 as described above, it can be easily performed with bare hands without a wire stripping tool. The other end can be inserted and connected to the power supply terminal block 3 at the electrical connector 10 without being peeled off at the end of the electric wire 10 together with the cut end of the remaining covered electric wire, and the conductive metal plate 16 is pushed in with pliers or the like Therefore, it can be electrically connected by so-called one-touch. Therefore, the electrical connection kit can be used as a general-purpose replacement connection part and brought into the field of replacement work, thereby making the replacement work easier and faster. In this case, the length of the bypass covered electric wire can be changed to the existing ones with different sizes by preparing several types corresponding to the distance between the terminal block of the existing fluorescent lamp fixture to be replaced and the position of the newly installed electrical connector. It can be widely applied to the replacement work of fluorescent lamp fixtures.

  In the embodiment of the present invention described above, the description has been based on the one-lamp type, but the two-lamp type can be replaced in the same manner. In the embodiment, the existing fluorescent lamp fixture has been described as a straight tube type. However, the present invention can be similarly applied to a circular tube type, and the present invention is not limited to the embodiment. .

DESCRIPTION OF SYMBOLS 1 Power supply 3 Power supply terminal block 4,5 A pair of socket 6 Circuit 10 containing a ballast Electrical connector 11 Covered electric wire 12 for bypassing 13 Main body 14,15 Connection hole 16 Conductive metal plate 17 Vertical groove 18 Cover 19 Stopper

Claims (8)

To connect a pair of sockets, a power supply terminal block connected to a power source, a circuit including a ballast connected between the terminal block and one socket, and the terminal block and the one socket A first covered electric wire having one end fixedly connected to the one socket and the other end inserted and connected to the terminal block; and one end connected to a midway portion of the first covered electric wire and the other end In the replacement work of replacing the existing fluorescent lamp fixture with the second covered electric wire fixedly connected to the other socket with a fluorescent lamp type LED lighting fixture,
Instead of the other end of the first covered electric wire drawn out from the terminal block, the other end of a new third covered electric wire whose one end is inserted and connected to the terminal block, and the middle of the second covered electric wire And an electrical connector that is electrically connected so that the cut end of the remaining covered electric wire on the side fixedly connected to the other socket is electrically connected to each other. The electrical connector includes a main body formed of an insulator, a first connection hole provided on one side surface of the main connector and the other end of the third covered electric wire, and a second connection surface provided on the other side surface. A second connection hole for inserting the cut end of the remaining covered electric wire of the electric wire, and a conductive metal plate arranged so as to be able to be pushed into the main body across the first and second connection holes, With the other end of the third covered wire inserted into the first connection hole and the cut end of the remaining covered wire inserted into the second connection hole, the conductive metal plate is pushed into the main body. The electrical connector according to claim 1, wherein the end portions of the electric wires inserted into the connection holes are electrically connected to each other. The electrical connector according to claim 1, wherein a stopper that defines an insertion position is formed in the first and second connection holes. To connect a pair of sockets, a power supply terminal block connected to a power source, a circuit including a ballast connected between the terminal block and one socket, and the terminal block and the one socket A first covered electric wire having one end fixedly connected to the one socket and the other end inserted and connected to the terminal block; and one end connected to a midway portion of the first covered electric wire and the other end In the replacement work of replacing the existing fluorescent lamp fixture with the second covered electric wire fixedly connected to the other socket with a fluorescent lamp type LED lighting fixture,
The electric connector comprises a combination of an electrical connector and a new third covered electric wire, one end of which is inserted and connected to the terminal block, instead of the other end of the first covered electric wire pulled out from the terminal block. So that the other end of the third covered wire and the cut end of the remaining covered wire on the side fixedly connected to the other socket are electrically connected to each other. An electrical connection is made, and a notch is provided around the covering portion in the vicinity of the one end of the third covered electric wire, and the one end of the third covered electric wire is inserted into the terminal block when the covering portion is connected to the terminal block. An electrical connection kit that can be stripped without a wire stripping tool. An electrical connector used in replacement work for replacing an existing fluorescent lamp fixture with a fluorescent lamp-type LED fixture,
The other end of the bypass covered electric wire whose one end is plugged and connected to the plug-in type power terminal block of the fluorescent lamp fixture, and the cut end obtained by cutting the existing covered electric wire connected to the socket of the fluorescent lamp fixture in the middle An electrical connector that is electrically connected to each other so as to be electrically connected to each other. The electrical connector includes a main body formed of an insulator, a first connection hole provided on one side of the body, and the other end of the bypass covered wire inserted therein, and an existing side of the existing covered wire provided on the other side. The first connection hole comprises: a second connection hole for inserting the cut end; and a conductive metal plate disposed so as to be able to be pushed into the main body across the first and second connection holes. With the other end of the bypass covered electric wire inserted into the second connection hole and the cut end of the existing covered electric wire inserted into the second connection hole, the conductive metal plate is pushed into the main body and inserted into the connection hole. The electrical connector according to claim 5, wherein the end portions of the electric wires are electrically connected to each other. The electrical connector according to claim 5 or 6, wherein a stopper for defining an insertion position is formed in the first and second connection holes. An electrical connection kit used in replacement work for replacing an existing fluorescent lamp fixture with a fluorescent lamp-type LED fixture,
A bypass covered wire whose one end is plugged and connected to the plug-in type power supply terminal block of the fluorescent lamp fixture, and an existing covered wire connected to the other end of the bypass covered wire and the socket of the fluorescent lamp fixture halfway A combination of an electrical connector and an electrical connector for electrical connection so that the cut ends cut at the portion are electrically connected to each other, and a cut is provided around the coated portion in the vicinity of the one end of the bypass coated wire. An electrical connection kit that enables stripping of the coating on one end without using a wire stripping tool.

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