JP2015220222A - Non-power failure straight pipe type led lamp - Google Patents

Abstract

PROBLEM TO BE SOLVED: To separate a battery module from a straight type LED lamp to exchange a battery by detachably/attachably installing the battery module housing a chargeable/dischargeable battery in the straight pipe type LED lamp.SOLUTION: A non-power failure straight pipe type LED lamp 10 comprises: a semi-columnar heat radiation shell 11; an LED light source module 12 on one face of the heat radiation shell 11; a diffusion cover 15 covering the LED light source module 12 and coupled with the heat radiation shell 11 to form a round rod-shape; a driving circuit module 16 housed in a hollow part of the heat radiation shell 11 and connected to the LED light source module 12; a battery module 13 detachably/attachably connected to the driving circuit module 16 and housing a chargeable/dischargeable battery 30; and a lamp socket 14 having a power source input/output terminal 143 arranged at a terminal end in a longitudinal direction of the heat radiation shell 11.

Description

      The present invention relates to a straight tube type LED (Light-EMIttig Diode) lamp, and more particularly to a battery built-in uninterruptible straight tube type LED lamp.

Korean Published Patent Publication No. 2014-0023901

      In one embodiment of the present invention, a battery module containing a chargeable / dischargeable battery can be detachably installed in a straight tube type LED (Light-Emitting Diode) lamp, and the battery module is removed from the straight tube type LED lamp. We intend to provide an uninterruptible straight tube LED lamp that can be replaced separately.

      In another embodiment of the present invention, a battery module for detachably storing a chargeable / dischargeable battery is installed in a straight tube type LED lamp, and the battery in the battery module is exposed to the outside through an opening opened by a lid. By doing so, an uninterruptible straight tube type LED lamp capable of replacing the battery with the straight tube type LED lamp is provided.

      In another embodiment of the present invention, a battery module having a chargeable / dischargeable battery is elastically inserted and fixed in a straight tube LED lamp, and is opened in the straight tube LED lamp through an opening opened by a lid. An uninterruptible straight tube LED lamp that replaces the battery by separating the battery module is provided.

      In another embodiment of the present invention, a first power source that is mounted on the above-described battery module and converts a normal power source in a second power source circuit that controls charging / discharging of the battery and supplies a driving voltage to the LED light source module. An uninterruptible straight tube type LED lamp that detects a power supply state or a power interruption state of a circuit and supplies battery power to an LED light source module in a power failure state is provided.

      In order to solve the above technical problem, an uninterruptible straight tube LED lamp according to one aspect of the present invention includes a semi-cylindrical heat dissipating body, an LED light source module on one surface of the heat dissipating body, and an arc cross-sectional shape. A diffusion cover that covers the LED light source module and is combined with the heat dissipation body to form a round bar shape, a drive circuit module that is housed in the hollow portion of the heat dissipation body and connected to the LED light source module, and is detachably connected to the drive circuit module And a battery module for storing a chargeable / dischargeable battery, and a lamp socket having a power input terminal disposed at a longitudinal end portion of the heat dissipating body.

      In one embodiment, the battery module is detachably inserted into the hollow portion of the heat radiating body, the battery case having a seating space in which the battery is detachably accommodated, and the battery module exposed to the seating space of the battery case. A battery terminal electrically connected to the battery when stored, a battery wiring connecting the battery terminal and the drive circuit module, a first connector disposed in an intermediate portion of the battery wiring and connected to the battery terminal; A wiring connector including a second connector connected to the drive circuit module and detachably coupled to the first connector is provided.

      In one embodiment, the battery wiring includes a first wiring connected to the battery terminal and a second wiring connected to the second connector, and the battery module is between the first wiring and the second wiring. And a charge / discharge control circuit for controlling charge / discharge of the battery.

      In one embodiment, the charge / discharge control circuit includes a sensor that senses an input voltage or input current applied to the second wiring, and when the input voltage or input current sensed by the sensor is smaller than the reference voltage or reference current. The battery power supply operates to supply the drive circuit module.

      In one embodiment, the battery module further includes at least one of a battery protection circuit and a switch connected in series between the second wires.

      In one embodiment, at least one of the first connector, the charge / discharge control circuit, the battery protection circuit, and the switch is integrally mounted on the battery case.

      In one embodiment, the lamp socket includes a first socket having a power input terminal, and a second socket located on the opposite side of the first socket in the heat dissipating body, the second socket being a power input terminal. The dummy module having the same form is provided, and the battery module is integrally coupled to the second socket.

      An uninterruptible straight tube type LED lamp according to another aspect of the present invention includes a semi-cylindrical heat dissipating body, an LED light source module on one surface of the heat dissipating body, and an arc cross-sectional shape, covering the LED light source module, Combined to form a round bar shape, a diffusion cover, a drive circuit module connected to the LED light source module, and a rechargeable battery that is connected to the drive circuit module and detachable. A battery module, a lamp socket having a power input terminal disposed at a longitudinal end of the heat dissipation body, an opening of the heat dissipation body that exposes the battery to the outside of the heat dissipation body, a lid that covers the opening, and a cover Including a fastening member for fixing the screw on the opening.

      In one embodiment, the battery module is inserted and fixed in the hollow portion of the heat radiating body, the battery case having a seating space in which the battery is detachably stored, and the battery module is exposed to the seating space of the battery case. The battery terminal further includes a battery terminal electrically connected to the battery when stored, and a battery wiring interconnecting the battery terminal and the driving circuit module.

      In one embodiment, the fastening member includes an elastic member sandwiched between the edge of the opening and the edge of the lid.

      In one embodiment, the lid includes a first protrusion and hinges in combination with the first groove of the heat dissipating body disposed at the edge of the opening.

      In one embodiment, the lamp socket includes a first socket having a power input terminal, and a second socket located on the opposite side of the first socket in the heat dissipating body, the second socket being a power input terminal. The dummy module having the same form is provided, and the battery module is integrally coupled to the second socket.

      In one embodiment, the battery wiring includes a first wiring connected to the battery terminal and a second wiring connected to the second connector, and the battery module is provided between the first wiring and the second wiring. And a charge / discharge control circuit for controlling charge / discharge of the battery.

      In one embodiment, the charge / discharge control circuit includes a sensor that senses an input voltage or input current applied to the second wiring, and when the input voltage or input current sensed by the sensor is smaller than the reference voltage or reference current. The battery power supply operates to supply the drive circuit module.

      In one embodiment, the battery module further includes a battery protection circuit connected in series in the middle of the second wiring.

      In one embodiment, the battery module includes a battery pack that is detachably inserted into the hollow portion of the heat radiating body, a charge / discharge control circuit that is connected to the battery pack via the first wiring, a charge / discharge control circuit, And a fixing member that supports the battery pack in the hollow portion of the heat radiating body. The first connector is detachably coupled to the second connector of the drive circuit module.

      In one embodiment, the fixing member includes an elastic member that at least partially surrounds the battery pack, and the elastic member is elastically compressed between the hollow portion of the heat dissipation body and the battery pack.

      In one embodiment, the lamp socket includes a first socket having a power input terminal, and a second socket located on the opposite side of the first socket in the heat dissipating body, the second socket being a power input terminal. A dummy terminal having the same form is provided, and the battery pack is integrally coupled to the second socket.

      In one embodiment, the second socket includes an internal protruding structure including a seating space for seating the battery pack.

      In one embodiment, the drive circuit module includes a first power supply circuit connected to the power input terminal and the LED light source module, and the battery module has an input voltage applied to the battery from the first power supply circuit that is lower than the reference voltage. A second power supply circuit for supplying battery power to the LED light source module.

      According to the present invention, a battery module for storing a chargeable / dischargeable battery is detachably installed in a straight tube type LED lamp, and the battery module is separated from the straight tube type LED lamp so that the battery can be replaced easily. A straight tube type LED lamp can be provided.

      According to an embodiment of the present invention, a battery module storing a chargeable / dischargeable battery is fixed in a straight tube type LED lamp, and the battery in the battery module is exposed to the outside through an opening opened by a lid. Thus, an uninterruptible straight tube type LED lamp in which a battery is simply replaced with a straight tube type LED lamp is provided.

      According to one embodiment of the present invention, a battery module having a chargeable / dischargeable battery is elastically inserted and fixed in a straight tube LED lamp, and is opened in the straight tube LED lamp through an opening opened by a lid. Provided is an uninterruptible straight tube type LED lamp that separates battery modules and efficiently replaces batteries.

      According to one embodiment of the present invention, a first power supply circuit that is mounted on a battery module and converts a normal power supply in a second power supply circuit that controls charging and discharging of the battery and supplies a drive voltage to the LED light source module. Provided is an uninterruptible straight tube type LED lamp that detects a power supply state or a power cut state and supplies battery power to an LED light source module in the power cut state.

1 is a perspective view of an uninterruptible straight tube type LED lamp according to an embodiment of the present invention. FIG. The partial exploded perspective view of the uninterruptible straight tube type LED lamp of FIG. The additional disassembled perspective view of the uninterruptible straight tube type LED lamp of FIG. The top view of the battery module of FIG. The front view of the battery module of FIG. The right view of the battery module of FIG. The left view of the battery module of FIG. FIG. 4 is a schematic diagram for a drive circuit of the uninterruptible straight tube LED lamp of FIG. 3. The fragmentary perspective view for demonstrating the structure of the thermal radiation body which can be employ | adopted for the uninterruptible straight tube | pipe type LED lamp of FIG. FIG. 7 is an exploded perspective view of the heat dissipation body of FIG. 6. FIG. 4 is a partial exploded perspective view of a different structure of a heat dissipation body that can be employed in the uninterruptible straight tube type LED lamp of FIG. 3. The disassembled perspective view of the uninterruptible straight tube type LED lamp by another Example of this invention.

      Hereinafter, exemplary embodiments will be described in detail with reference to the accompanying drawings. However, in the description of the embodiment, when it is determined that a specific description related to a known function or configuration is unnecessarily glued the gist of the present invention, a detailed description thereof will be omitted. In order to clearly describe the present invention in the drawings, portions not related to the description are omitted, and similar portions are denoted by similar reference numerals throughout the specification.

      FIG. 1 is a perspective view of an uninterruptible straight tube type LED (Light-Emitting Diode) lamp according to an embodiment of the present invention. Referring to FIG. 1, the uninterruptible straight tube type LED lamp (10) according to the present embodiment has a form of an existing straight tube fluorescent lamp, and is mounted on a lighting fixture in which the existing straight tube fluorescent lamp is used. Provide lighting that is more efficient than lamps. The uninterruptible straight tube type LED lamp (10) includes a semi-cylindrical heat dissipating body (11), a lamp socket (14), a first socket (141), a second socket (142) and a diffusion cover (15). Prepare. The second socket (142) includes a dummy terminal (144) and a second hole (146), and a bolt (146a) is inserted into the second hole (146).

      Further, the uninterruptible straight tube type LED lamp (10) automatically turns on using a built-in lithium ion battery as a power source when the supply of the regular power supply is interrupted as in the case of a power failure. The uninterruptible straight tube type LED lamp (10) can be separated from the lighting fixture and moved and can be lit for about 3 hours or more depending on the capacity of the battery.

      The uninterruptible straight tube type LED lamp (10) can be installed in places such as subways, underpasses, factory facilities that require lighting, inside elevators, emergency stairs, parking lots, etc. In that case, compared to existing fluorescent lamps Reduce the total power consumption by up to about 60%, reduce the maintenance cost by increasing the lamp replacement period, reduce the damage to fish, leather products, etc. by reducing the emission of ultraviolet rays and infrared rays, and prevent the occurrence of insects The heat-dissipating structure design has the advantage that the uninterruptible straight tube type LED lamp has almost no heat and is easy to handle. According to such an advantage, it can be usefully used as emergency lighting when a natural disaster occurs.

      In particular, the uninterruptible straight tube type LED lamp (10) is configured to easily replace the built-in battery by separating the second socket (142). Such a configuration will be described in detail below.

      2 is a partially exploded perspective view of the uninterruptible straight tube type LED lamp of FIG. Referring to FIG. 2, an uninterruptible straight tube type LED lamp (10) according to this embodiment includes a heat dissipating body (11), an LED light source module (12), a battery module (13), a lamp socket (14), and a diffusion cover. (15) is provided. The lamp socket (14) includes a first socket (141) and a second socket (142).

      The heat dissipating body (11) has a semi-cylindrical structure with a semicircular cross section, and has a hollow portion extending along the longitudinal direction inside the semi-cylindrical structure, and the arc-shaped outer surface of the semi-cylindrical structure has an uneven shape. Have. The concavo-convex shape may be a plurality of fan-shaped protrusions extending along the longitudinal direction, spaced apart from each other by a certain distance, and having a predetermined height. Such fan-shaped protrusions increase the surface area of the heat dissipating body (11) to enhance the heat dissipating effect and improve the grip of the straight tube lamp.

      The heat dissipating body (11) is excellent in thermal conductivity and durability and is made of a light material. The material of the heat dissipating body (11) can be aluminum, an equivalent special material, or a composite material. Such a heat radiating body (11) can be made by a manufacturing process such as extrusion to reduce manufacturing costs.

      The heat dissipating body (11) includes an internal concave / convex slit (118) for coupling to the lamp socket (14) and an external side slit (119) for coupling to the diffusion cover (15). The internal uneven slit (118) can extend from one end in the longitudinal direction of the heat dissipating body (11) to the other end opposite to the one end in the hollow portion by a manufacturing process.

      The LED light source module (12) is disposed on a flat surface of the heat dissipation body (11). The LED light source module (12) includes an LED package (122) on which an LED (Light-Emitting Diode) chip is mounted and a printed circuit board (124) on which a large number of LED packages (122) are mounted.

      An LED chip is a kind of optical semiconductor element that emits light when a current is applied thereto. The LED package 122 includes at least one of LED chips that emit red, green, blue, or white light. A large number of LED packages (122) are electrically connected in series or in series and parallel according to the rated voltage or current of the uninterruptible LED lamp. A series or series-parallel connection structure of a plurality of LED packages (122) may be realized by designing a conductive pattern of the printed circuit board (124), but is not limited thereto. The printed circuit board (124) may have a structure in which a single board or a plurality of boards are electrically connected through connection lines (126) or wire bonding.

      The LED light source module (12) is electrically connected to the drive circuit module inserted into the hollow portion of the heat dissipating body (11) through the wiring (20). The wiring (20) is an insulated wire provided with an internal conductive wire and an insulating layer covering the wire.

      When the LED light source module (12) is disposed in the first region on the one surface of the heat radiating body (11), the second region other than the first region on the one surface of the heat radiating body (11) has a reflective layer ( 127) can be arranged. The reflective layer (127) is embodied as a coating layer, a film-like white material, or a reflective material. Such a reflective layer (127) is such that light emitted from the LED light source module (12) and hitting the heat dissipation body (11) is effectively reflected on the heat dissipation body (11) and travels to the diffusion cover (15). This improves the efficiency of illumination.

      The battery module (13) is a component for detachably storing the battery with the uninterruptible LED lamp. The battery module (13) is inserted into the hollow portion of the heat dissipation body (11) at one end in the longitudinal direction of the heat dissipation body (11). In this embodiment, the battery module (13) is detachably coupled to the heat dissipation body (11).

      According to the battery module (13) described above, the battery mounted on the battery module (13) can be removed by separating the battery module (13) from the heat dissipating body (11) at the end of the battery life or at the battery replacement cycle. After the replacement, the battery module (13) is inserted into the hollow portion of the heat dissipating body (11) again, thereby extending the life of the battery and efficiently maintaining the function of the uninterruptible LED lamp.

      The lamp socket (14) has a diffusion cover (15) coupled to the heat dissipation body (11) so as to cover the LED light source module (12) disposed on one surface of the heat dissipation body (11), and then the heat dissipation body (11). And a round bar-like structure (hereinafter, round bar-like structure) formed by the diffusion cover (15). The lamp socket (14) is disposed so as to cover a part of the heat dissipating body (11) and the diffusion cover (15).

      In this embodiment, the lamp socket (14) is disposed at one end in the longitudinal direction of the round bar-shaped structure, and includes a first socket (141) having a pair of power input terminals and a heat dissipating body (11). The second socket (142) is provided with a dummy terminal. The second socket (142) is disposed at the terminal portion opposite to the terminal portion where the first socket (141) is located.

      The first socket (141) is a first socket in which a bolt (or screw) is inserted from the outside for coupling the power input terminal (143) protruding from the inside of the socket to the heat dissipation body (11). Hole (145). The second socket (142) is inserted with bolts (or screws) from the outside in order to couple the dummy terminal (144) protruding from the inside of the socket to the outside and the heat dissipation body (11). A second hole (146) is provided.

      In this embodiment, the power input terminal (143) of the first socket (141) is connected to a pair of power supply lines (not shown) of the drive circuit module inserted in the hollow portion of the heat radiating body (11). The The power input terminal (143) is inserted into a socket of a lighting fixture such as a fluorescent lamp, and a normal power supply is applied. The power input terminal (143) may be embodied by a socket standard, for example, G13 having two terminals.

      In the present embodiment, the second socket (142) is formed integrally with the battery module (13) without being electrically connected to the drive circuit module. In FIG. 2, for the sake of convenience of explanation, the second socket 142 is actually separated from a bonding structure such as a protrusion or a groove or an adhesive when the uninterruptible straight tube type LED lamp is assembled. It can be integrally formed with the battery module (13) by the joining means.

      According to the integrated structure of the second socket (142) and the battery module (13) described above, the LED lamp is normally separated from the lighting fixture at the time of replacement of the battery having a life of 1/2 or less of the life of the LED chip. After releasing the bolt on the second socket (142) and pulling the second socket (142) to remove the second socket (142) and the battery module (13) from the heat dissipation body (11), The battery inserted in the battery module (13) is simply replaced, the battery module (13) and the second socket (142) are inserted into the heat dissipating body (11) in reverse order, and the bolts are tightened. A straight tube type LED lamp can be used by being mounted on a lighting fixture.

      The diffusion cover (15) has an arc cross-section corresponding to the heat dissipation body (11), covers the LED light source module (12), and is coupled to the heat dissipation body (11) to form a round bar shape together with the heat dissipation body (11). . For example, the diameter of the round bar can be 30 mm and its length can be 1198 mm.

      The diffusion cover (15) includes a pair of wings (151 and 152) that are bent by bent portions at both edges of the arc-shaped cross section. The pair of wings (151 and 152) are elastically inserted into the side slits (119) outside the heat radiating body (11), and firmly fix the diffusion cover (15) on the heat radiating body (11).

      The diffusing cover (15) prevents the light source image of the LED package (122) that emits light more strongly oriented than existing fluorescent lamps and the straight light (Hot Spot) from being transmitted to the outside and entering the user's eyes. Function. The diffusion cover (15) may be a high transmission type in which the light source image is displayed to some extent on the outside, a medium diffusion type in which the image of the light source is displayed on the outside dimly, or a high diffusion type in which no light source image is displayed on the outside. Such a diffusion cover (15) is manufactured using materials such as acrylic and polycarbonate, and inorganic particles can be dispersed and disposed therein depending on the embodiment.

      According to the present embodiment, the reliability of the uninterruptible straight tube LED lamp can be improved, the life of the uninterruptible straight tube LED lamp can be ensured according to the life of the LED chip, and maintenance can be performed through an efficient maintenance structure. There is an advantage that time and cost can be saved.

      FIG. 3 is an additional exploded perspective view of the uninterruptible straight tube LED lamp of FIG. Referring to FIG. 3, the uninterruptible straight tube LED lamp (10) according to the present embodiment includes a heat dissipating body (11), an LED light source module (12), a battery module (13), a first socket (141), A second socket (142), a diffusion cover (15), a drive circuit module (16) and a battery module (18) are included.

      The detailed description of the heat radiating body (11), the LED light source module (12), the battery module (13), the first socket (141), the second socket (142), and the diffusion cover (15) is the same as the description of FIG. Omitted to avoid duplication.

      The drive circuit module (16) is inserted into the hollow portion of the heat radiating body (11) and is electrically connected to the first socket (141) and the LED light source module (12). The drive circuit module (16) includes a power supply circuit and an LED drive circuit. The power supply circuit converts the regular power supply and supplies a predetermined voltage and current to the LED drive circuit, and the LED drive circuit controls the operation of the LED light source module (12). Such a drive circuit module (16) will be described in more detail with reference to the drive circuit of FIG.

      When the drive circuit module (16) is inserted into the hollow portion of the heat dissipation body (11), the drive circuit module (16) can be wrapped with an insulating film (17) in order to enhance the insulation of the heat dissipation body (11). The material of the insulating film (17) is not particularly limited as long as it has insulating properties and flexibility.

      The battery module (18) is detachably connected to the drive circuit module (16), and supplies power to the LED light source module (12) when the normal power supply is interrupted (for example, during a power failure). The wiring connecting the battery module (18) and the drive circuit module (16) has a length extending so as to completely separate the battery module (18) from the heat radiating body (11).

      In this embodiment, the battery module (18) is detachably coupled to the second connector (184b) connected to the drive circuit module (16) and the second connector (184b), and the battery module (18). The first connector (184a) included in is shown in a separated state.

      The battery module (18) includes a battery case (181), a battery terminal (182), a charge / discharge control circuit (183), a wiring connector (184), a battery protection circuit (185), a switch (186) (hereinafter referred to as an external switch). And battery wiring (20a, 20b, 20c). The detailed configuration of such a battery module (18) is as follows.

      4a is a plan view of the battery module of FIG. 3, FIG. 4b is a front view of the battery module of FIG. 3, FIG. 4c is a right side view of the battery module of FIG. 3, and FIG. It is a left view of a module. FIG. 5 is a schematic diagram for the drive circuit of the uninterruptible straight tube LED lamp of FIG. 4a to 4d and FIG. 5, the battery case (181) includes a semi-cylindrical body (1811) having a seating space (181a) in which a battery is detachably accommodated, and a body (1811). A flat head portion (1812) formed integrally with the body (1811) at one end in the longitudinal direction of the body and a connection formed integrally with the body (1811) at the other end opposite to one end of the body (1811). Part (1813). The seating space (181a) is a recessed portion compared to the remaining portion of the body (1811). The battery case 181 may be implemented with an injection molded plastic material.

      In the battery case (181), when the body (1811) and the connecting portion (1813) are inserted into the hollow part of the heat radiating body, the head part (1812) is not inserted into the hollow part over one end of the heat radiating body. Thus, the head portion (1812) has a larger area than the body (1811) and the connection portion (1813).

      The integrated structure of the battery case (181) and the second socket is a protrusion having a predetermined seating space for seating at least one battery or battery pack (see 30a in FIG. 9). It may be substantially the same as forming the structure integrally within the second socket (see 142 in FIG. 2).

      The battery terminal (182) is exposed to the seating space (181a) of the battery case (181), and is electrically connected to the battery when the battery is stored. The battery terminal (182) includes a first terminal (1821) connected to the anode (+) electrode of the battery and a second terminal (1822) connected to the cathode (−) electrode of the battery.

      In addition to the structure in which the first terminal (1821) and the second terminal (1822) are arranged at both ends of the plurality of batteries connected in series, the battery terminal (182) includes two adjacent batteries among the plurality of batteries. The battery may further include at least one third terminal (1823 in FIG. 5) commonly connected to the positive electrode and the negative electrode of the battery. If the third terminal (1823) is used, each battery can be controlled according to the charge / discharge state of each battery through the charge / discharge control circuit (183). Therefore, any one of a plurality of batteries connected in series is used. It is possible to prevent the performance and life of the entire battery from rapidly decreasing due to a single performance drop, and thus there is an advantage that the efficiency and life of the battery can be maintained at the maximum.

      The charge / discharge control circuit (183) controls a charge / discharge of the battery, detects a battery overcharge, overdischarge, overcurrent, and connection, and includes a protection circuit for protecting the battery from such an abnormal state. Including. The protection circuit can be realized by a control switch such as a protection IC (Integrated Circuit) and an FET (Field Effect Transistor). Such a protection circuit is already well known in the technical field of protection circuits for lithium ion batteries, so that additional detailed description is omitted.

      In this embodiment, the charge / discharge control circuit (183) includes the first terminal (1821), the second terminal (1822), and the third terminal (1823 in FIG. 5) through the first wiring (20a in FIG. 5). ). The charge / discharge control circuit (183) is connected to the wiring connector (184 in FIG. 5) through the second wiring (20b in FIG. 5). The charge / discharge control circuit (183) determines that a power failure occurs when the input voltage or current of the drive circuit module is smaller than the reference value, and operates the internal switching circuit to supply the battery power to the LED drive circuit.

      The wiring connector (184 in FIG. 5) is means for detachably coupling the battery module in the drive circuit module. The wiring connector (184) includes a first connector (184a) disposed at the end of the second wiring (20b) connected to the charge / discharge control circuit (183) and a third wiring connected to the drive circuit module. A second connector (184b in FIG. 5) is provided at the end of (20c in FIG. 5) and detachably coupled to the first connector (184a).

      The first connector (184a) is integrally disposed at the end of the connection portion (1813) of the battery case (181). The first connector (184a) includes a first terminal (1841) and a second terminal (1842). Such a first connector (184a) can be easily coupled and separated from the second connector (184b), and functions to improve work efficiency for battery modules and battery replacement.

      The battery protection circuit (185) is disposed in the middle of one of the pair of second wirings (20b). The battery protection circuit 185 may be implemented with a fuse.

      The external switch (186) is arranged in the middle of the remaining one of the pair of second wirings (20b). The external switch (186) is exposed on the battery module (18) and functions to maintain or disconnect the electrical conductivity of the second wiring (20b) by a user operation. According to such an external switch (186), an uninterruptible straight tube type LED lamp in the event of various accidents such as natural disasters by selectively using a battery power source having a relatively small usage time of several hours. Is used as intermittent emergency lighting by a switch operation, the effect of extending the usage time to several tens of hours can be obtained.

      The battery wiring includes the first wiring (20a), the second wiring (20b), and the third wiring (20c) described above. In the battery wiring, an insulated wire is used as a wiring used in the battery module, but the battery wiring is not limited to this.

      In this embodiment, the charge / discharge control circuit (183), the first connector (184a), the battery protection circuit (185), the external switch (186), and the battery wiring are integrally disposed in the battery case (181). If such an integrated structure is used, the battery module can be easily replaced by separating the battery module from the heat dissipating body, and the first connector and the second connector can be separated when the battery module fails. There is an advantage that the battery module can be easily replaced with a new battery module, thereby easily ensuring and maintaining the reliability and life of the uninterruptible straight tube LED lamp.

      On the other hand, in the present embodiment, the structure in which the external switch (186) is integrally formed with the connection portion (1813) of the battery case (181) is exemplified. However, the present invention is not limited to such a configuration, and the present embodiment In the modified example, the external switch may be mounted on the head portion (1812) of the battery case (181) and exposed to the outside through the opening of the second socket. In this case, the user can easily operate the switch outside the fluorescent lamp without controlling the battery module (18) for the operation of the external switch to control the on-operation of the lighting operation by the battery power source. Can have.

      Referring to FIG. 5, the driving circuit for the uninterruptible straight tube LED lamp according to the present embodiment includes a power supply circuit (160), an LED driving circuit (166), and a charge / discharge control circuit (183). The power supply circuit (160) and the LED drive circuit (166) correspond to the first power supply circuit, and the charge / discharge control circuit (183) corresponds to the second power supply circuit.

      The power supply circuit (160) includes a protection circuit, an EMI (Electromagnetic Interference) filter, a resonant transformer (164), a rectifier circuit (165), and a smoothing circuit.

      The protection circuit is for interrupting overcurrent with a normal input AC power supply (for example, about 85 V to 265 V), and for stepping down abnormal voltage such as overvoltage and surge voltage to a certain voltage or less. Distribution fuse (161) And a TVS (Transition Voltage Supplement) element 162. The TVS element 162 may be implemented with a metal oxide varistor (MOV).

      The EMI filter is for reducing the noise signal on the regular input AC power supply during normal operation and reducing the magnitude of the surge pulse during abnormal operation. When viewed from the power input terminal side, the EMI filter A common mode choke (Common Mode Choke) that is connected to a subsequent stage and reduces noise in both of the two power lines of the common input AC power source and a common mode choke (163) connected in parallel to both ends on the output side It can be implemented with a capacitor (C1).

      The resonant transformer (164) separates the power circuit at the input end from the power circuit at the output end, and blocks the output voltage and current of the power supply circuit from being affected by the input end. A primary winding connected to a subsequent stage and a secondary winding self-coupled to the primary winding are implemented.

      The rectifier circuit (165) is for converting the AC power source to generate the DC power source, and is connected to the subsequent stage of the resonant transformer (164). The rectifier circuit (165) can be realized by arranging four diode elements in the form of a diode rectifier for radio wave rectification, or by a bridge diode that implements such a structure as a single element.

      The smoothing circuit converts the pulsating waveform DC power output from the rectifier circuit (165) into smooth DC. The smoothing circuit includes a first inductor (L1) connected in series to the subsequent stage of the rectifier circuit (165), a second capacitor (C2) connected in parallel to the subsequent stage of the rectifier circuit (165), and a first inductor. The third capacitor (C3) connected in parallel to the combination circuit of (L1) and the second capacitor (C2).

      The LED drive circuit (166) receives the input power output from the power supply circuit (160), and outputs a drive voltage corresponding to the forward voltage required by the LED light source module (12). The LED driving circuit (166) is for controlling the operation of the LED light source module (12), and the feedback signal of the LED light source module (12) is compared with a predetermined reference signal so as to control the driving voltage. Can be done. In that case, it is possible to increase the efficiency of the uninterruptible straight tube type LED lamp and improve the power factor.

      Further, the LED drive circuit (166) supplies the input voltage of the power supply circuit to the charge / discharge control circuit (183). The LED light source module 12 is driven by a battery power supply. The LED driving circuit 166 may be implemented in the form of a single driving chip.

      The charge / discharge control circuit (183) is connected to the LED drive circuit (166) and charges the battery (30) with the input power received from the LED drive circuit (166). Of course, when the battery (30) is fully charged, the charge / discharge control circuit (183) is implemented to block the input power of the LED driving circuit (166) from being applied to the battery (30). Can. The charge / discharge control circuit 183 senses the input voltage of the LED drive circuit 166 through the sensor 183a, and when the input voltage is smaller than the reference voltage, the battery (30) is powered by the LED. Supply to circuit (166). The sensor (183a) may include a voltage distribution circuit that detects a voltage at a predetermined point by voltage distribution.

      The battery (30) mentioned above has a size of 12V 1200 mAh to 2400 mAh, a buffering time of about 10 hours, a buffering frequency of 500 times or more, a built-in overcharge and overdischarge protection circuit, and a battery usage time of several hours (for example, about 1 to 4 hours). Some are used. Such a battery (181) has a service life of about 4 years, although its life varies depending on ambient temperature, charging current, discharge frequency, discharge time, and the like.

      Although the life of the battery (181) is not short, the life of the battery (181) is only about 1/5 compared to the life of the uninterruptible straight tube type LED lamp. Therefore, in this embodiment, an uninterruptible straight tube type LED lamp is provided in which the battery can be easily exchanged through the above-described cartridge-type battery module. That is, the uninterruptible straight tube type LED lamp of this embodiment uses an ordinary power source to turn on the LED light source in the normal state, and uses a battery power source to turn on the LED light source in the event of a power failure. The substantial lifetime of the LED chip is implemented so as to maintain a lifetime equivalent to that of the LED chip.

      According to the above-described embodiment, it is possible to provide an uninterruptible straight tube type LED lamp that lights about 1.5 hours or more with a brightness of 420 Lm at the time of a power failure. In particular, when the LED light source module (12) is intermittently operated by the external switch (186), the uninterruptible straight tube type LED lamp can be used for 4 hours or more.

      An example of the specifications of the uninterruptible straight tube type LED lamp is shown in Table 1 below.

      In the embodiment described above, the uninterruptible straight tube type LED lamp having a structure in which the battery module is detachably coupled to the heat radiating body has been described, but the present invention is not limited to such a configuration, and the battery module is a heat radiating body. It can be embodied to be fixed in a state where it is inserted into the. An embodiment in that case will be described below.

      FIG. 6 is a partial perspective view for explaining the structure of a heat radiating body that can be employed in the uninterruptible straight tube LED lamp of FIG. FIG. 7 is an exploded perspective view of the heat dissipation body of FIG. Referring to FIGS. 6 and 7, the uninterruptible straight tube type LED lamp according to the present embodiment includes an opening (111) of the heat dissipating body (11), a lid (112) covering the opening (111), and a space between them. An elastic member (113) is provided, and the battery inserted into the hollow portion of the heat radiating body (11) is exposed to the outside of the heat radiating body (11) when the lid (112) is opened, so that it can be easily replaced. .

      The opening (111) is provided at a position corresponding to the portion into which the battery module described above is inserted. The opening (111) is in the form of a square window in which at least a part of the arc portion is removed at a certain length in the semi-cylindrical heat dissipating body (11). The length of the opening (111) from the longitudinal direction of the heat dissipating body (11) is larger than one length of a generally used cylindrical lithium ion battery (for example, AA or AAA size), and a predetermined number ( For example, the length of 3) may be similar to or smaller than the length connected in series.

      The lid (112) has a pattern and size similar to the opening (111). The heat dissipating body (11) has an appropriate uneven structure on the surface in order to enhance the heat dissipation effect and improve the grip, but the lid (112) can also have an uneven structure of the same form as the heat dissipating body (11).

      In this embodiment, the lid (112) is provided so as to cover the opening (111) via the elastic member (113). Accordingly, the lid (112) is designed to have an edge (or size) that is spaced inwardly at a predetermined interval relative to the edge of the opening (111).

      The lid (112) may be implemented with the same material as the heat dissipating body (11), but is not limited thereto. If they are made of the same material, a straight tube lamp can provide substantially the same appearance and texture in the region of the opening.

      The elastic member (113) is for stably fixing the lid (112) to the opening (111) of the heat radiating body (11) in a detachable manner without using a separate fixing means. The elastic member (113) may have a ring shape that completely surrounds the outer edge (112a) of the lid (112), but is not limited thereto. For example, the elastic member (113) may have a ring shape with a closed curve, a part of which is cut slightly and a similar ring shape having a predetermined separation.

      The elastic member (113) of the present embodiment has a first groove (113a) into which the outer edge (112a) of the lid (112) is inserted and an inner edge (111a) of the opening (111). At least one of the second grooves (113b) to be inserted is provided. The sectional shape and depth of the first groove (113a) and the second groove (113b) may be appropriately designed according to the size and pattern of the opening (111) or according to the material of the elastic member. it can.

      According to the present embodiment, after the battery module is fixedly installed in the hollow portion of the heat radiating body, when the battery is inserted for the first time or the battery is replaced, the lid or elastic member is pulled beyond a certain force to open the battery module. After the lid is separated from the part and the battery is attached or exchanged, the battery can be easily attached or exchanged by placing and pushing the lid sandwiched between the elastic members on the opening.

      In addition, according to the present embodiment, the wiring connector of FIGS. 3 to 5 can be omitted, and the battery module and the drive circuit module can be directly connected, thereby reducing the number of parts and reducing the cost. Can do.

      FIG. 8 is a partially exploded perspective view of a different structure of the heat dissipating body that can be employed in the uninterruptible straight tube LED lamp of FIG. Referring to FIG. 8, the uninterruptible straight tube type LED lamp according to the present embodiment includes an opening (111) of the heat radiating body (11), a lid (112) covering the opening (111), and an elastic member therebetween. (113), the lid (112) hinged to the heat dissipating body (11) is opened, and the battery of the battery body inserted in the hollow portion (11a) of the heat dissipating body (11) is easily replaced. It is embodied as follows.

      The uninterruptible straight tube LED lamp of the present embodiment is the uninterruptible power supply described above with reference to FIGS. 6 and 7 except that the lid (112) and the heat radiating body (11) have a structure for hinge coupling. The structure of the straight tube type LED lamp may be the same.

      As an example of a structure for hinge coupling, the heat dissipating body (11) includes a pair of first grooves (111b) on the other side opposite to one side of the opening (111). When the lid (112) is disposed so as to cover the opening (111), the lid (112) includes a pair of first protrusions (112b) at predetermined positions on two side surfaces facing the pair of first grooves (111b). . The first protrusion (112b) is inserted into the first groove (111b) and functions so that the lid (112) performs a hinge motion with respect to the heat dissipating body (11).

      Further, as a complementary element of the structure for hinge coupling, an elastic member (113) interposed between the heat dissipating body (11) and the lid (112) at the edge on one side of the opening (111) is further provided. Can be provided. The elastic member (113) of the present embodiment includes a first groove (113a) and / or a second groove (113b), and unlike the ring shape surrounding the edge of the lid (112), the elastic member (113) of the lid (112) It has a rod shape (or H-beam shape) disposed on one edge.

      According to the present embodiment, when the battery is mounted using the battery module inserted into the hollow portion of the heat radiating body, the battery module is simply attached to the semi-columnar heat radiating body using the lid having the hinge coupling structure. The battery can be mounted or replaced by being exposed to the outside.

      On the other hand, in addition to the lid fixing structure of the above-described embodiment, it is possible to fix the lid covering the opening to the heat radiating body using a fastening means such as a screw. The power supply circuit senses the input voltage of the first power supply circuit and supplies the battery power to the LED light source module, and the battery pack fixing structure to be described later can be suitably employed in a modification of the embodiment of the present invention. .

      On the other hand, in the above-described embodiment, the uninterruptible straight tube type LED lamp having a structure in which the battery module is detachably coupled to the heat radiating body or is coupled in a fixed manner has been described. However, the present invention has such a configuration. However, the present invention can be embodied such that the battery module without the battery case is detachably inserted into the hollow portion of the heat radiating body. An embodiment for such a case will be described below.

      FIG. 9 is an exploded perspective view of an uninterruptible straight tube type LED lamp according to another embodiment of the present invention. Referring to FIG. 9, the uninterruptible straight tube type LED lamp (10a) according to the present embodiment includes a heat dissipating body (11), an LED light source module (12), a battery module (13), a lamp socket (14), a diffusion cover. (15) A drive circuit module (16) and a battery module (18a) are included.

      In the uninterruptible straight tube type LED lamp (10a) of the present embodiment, the heat radiating body (11), the LED light source module (12), the battery module (13), the lamp socket (14), the diffusion cover (15), and the drive circuit module (16) is substantially the same as the corresponding component of the uninterruptible straight tube LED lamp (10) described above with reference to FIGS. In particular, the heat dissipating body (11) has the structure of the opening and the lid shown in FIG. In FIG. 9, the heat radiating body is omitted for convenience of illustration.

      In this embodiment, the battery module (18a) includes a battery pack (30a), a charge / discharge control circuit (183), a sensor (183a), a wiring connector (184), a battery protection circuit (185), and battery wiring (20a, 20b). 20c) and a fixing member (40).

      The charge / discharge control circuit (183), sensor (183a), wiring connector (184), battery protection circuit (185), and battery wiring (20a, 20b, 20c) are described in FIG. Since it is substantially the same as the corresponding component of the battery module of the straight tube type LED lamp (10), detailed description thereof will be omitted.

      The battery pack (30a) squeezes and packs at least one chargeable / dischargeable battery with a terminal (for example, a first terminal, a second terminal, and a third terminal) that contacts the positive electrode and the negative electrode of the battery. It is called. The terminal coupled to the battery pack (30a) is connected to the charge / discharge control circuit (183) through the first wiring (20a). Since such a battery pack (30a) has a volume similar to the volume of the battery, it is advantageous for reduction in size and weight.

      When the battery pack (30a) is detachably installed from the drive circuit module (16) by the wiring connector (184), the fixing member (40) is attached to the hollow portion (11a) of the heat dissipating body (11). ) To be fixed and inserted. The fixing member (40) is disposed so as to partially surround at least a part of the battery pack (30a). For example, the fixing member (40) can be arranged to surround the round rod-shaped battery pack (30a) in a ring shape, a sandwich shape, or a spiral shape. According to such a configuration, when the battery pack (30a) is inserted into the hollow portion (11a) of the heat dissipating body (11), the battery pack (30a) is connected to the battery pack (30a) and the hollow portion (11a). It can be fixedly inserted into the hollow portion (11a) by the elastic force of the fixing member (40) disposed between the inner walls.

According to the present embodiment, the battery can be fixedly inserted into the hollow portion of the heat radiating body using the battery module (18a) simplified with the structure of the opening and the lid in the uninterruptible straight tube type LED lamp. In addition, the battery can be exchanged easily and efficiently through the opening.
As described above, the present invention has been described mainly with reference to the embodiments. However, this is merely a simple example and does not limit the present invention. Those who have ordinary knowledge in the field to which the present invention belongs can be used. For example, it will be understood that various combinations, modifications, and applications not illustrated in the embodiments are possible without departing from the essential technical contents of the embodiments. Therefore, technical contents related to modifications and applications that can be easily derived from the embodiments of the present invention should be construed as being included in the present invention.

10, 10a: Uninterruptible straight tube type LED lamp 11: Heat dissipation body 12: LED light source module 13: Battery module 14: Lamp socket 15: Diffusion cover 16: Drive circuit module 17: Insulating film 18, 18a: Battery module 20: Wiring 30: Battery 30a: Battery pack 118: Internal uneven slit 119: External side slit 122: LED package 124: Printed circuit board 126: Connection line 127: Reflective layer 141: First socket 142: Second socket 143: Power supply Input terminal 144: Dummy terminal 145, 146: Hall 151, 152: Wings

Claims (20)

A semi-cylindrical heat dissipation body;
LED (Light-Emitting Diode) light source module on one surface of the heat dissipation body;
A diffusion cover that has an arc cross-section, covers the LED light source module, and combines with the heat dissipation body to form a round bar shape;
A drive circuit module housed in a hollow portion of the heat dissipation body and connected to the LED light source module;
A battery module that is detachably connected to the drive circuit module and houses a chargeable / dischargeable battery;
An uninterruptible straight tube type LED lamp comprising: a lamp socket having a power input terminal disposed at a longitudinal end portion of the heat dissipating body. The battery module is
A battery case having a seating space that is removably inserted into the hollow portion of the heat dissipating body and in which the battery is detachably stored;
A battery terminal that is exposed to the seating space of the battery case and is electrically connected to the battery when the battery is stored;
Battery wiring connecting the battery terminal and the drive circuit module;
A wiring connector having a second connector disposed in an intermediate portion of the battery wiring, connected to the battery terminal and connected to the drive circuit module, and detachably coupled to the first connector; An uninterruptible straight tube type LED lamp according to claim 1. The battery wiring includes a first wiring connected to the battery terminal and a second wiring connected to the second connector;
The uninterruptible straight tube LED according to claim 2, wherein the battery module further includes a charge / discharge control circuit that is disposed between the first wiring and the second wiring and controls charge / discharge of the battery. lamp.     The charge / discharge control circuit includes a sensor for sensing an input voltage or an input current applied to the second wiring, and when the input voltage or the input current sensed by the sensor is smaller than a reference voltage or a reference current, The uninterruptible straight tube type LED lamp according to claim 3, wherein the uninterruptible straight tube LED lamp operates to supply power to the drive circuit module.     The uninterruptible straight tube type straight tube LED lamp according to claim 3, wherein the battery module further includes a battery protection circuit and a switch connected in series between the second wires.     The uninterruptible straight tube LED according to claim 5, wherein at least one of the first connector, the charge / discharge control circuit, the battery protection circuit, and the switch is integrally mounted on the battery case. lamp. The lamp socket is
A first socket having the power input terminal;
A second socket located on the opposite side of the first socket in the heat dissipating body,
The second socket includes a dummy terminal having the same form as the power input terminal,
The uninterruptible straight tube LED lamp according to any one of claims 1 to 6, wherein the battery module is integrally coupled to the second socket. A semi-cylindrical heat dissipation body;
LED (Light-Emitting Diode) light source module on one surface of the heat dissipation body;
A diffusion cover that has an arc cross-section, covers the LED light source module, and combines with the heat dissipation body to form a round bar shape;
A drive circuit module housed in a hollow portion of the heat dissipation body and connected to the LED light source module;
A battery module connected to the drive circuit module and removably storing a chargeable / dischargeable battery;
A lamp socket having a power input terminal disposed at a longitudinal end portion of the heat dissipating body;
An opening of the heat dissipation body for exposing the battery to the outside of the heat dissipation body;
A lid covering the opening;
An uninterruptible straight tube type LED lamp including a fastening member for fixing the lid on the opening. The battery module is
A battery case having a seating space in which the battery is detachably accommodated and inserted into a hollow portion of the heat dissipating body;
A battery terminal that is exposed to the seating space of the battery case and is electrically connected to the battery when the battery is stored;
The uninterruptible straight tube type LED lamp according to claim 8, comprising: battery wiring that interconnects the battery terminal and the drive circuit module.     The uninterruptible LED lamp according to claim 8, wherein the fastening member includes an elastic member that is sandwiched between an edge of the opening and an edge of the lid.     9. The uninterruptible straight tube LED lamp according to claim 8, wherein the lid includes a first protrusion and hinges in combination with a first groove of the heat dissipating body disposed at an edge of the opening. The lamp socket is
A first socket having the power input terminal;
A second socket located on the opposite side of the first socket in the heat dissipating body,
The second socket includes a dummy terminal having the same form as the power input terminal,
The uninterruptible straight tube LED lamp according to any one of claims 8 to 11, wherein the battery module is integrally coupled with the second socket. The battery wiring includes a first wiring connected to the battery terminal and a second wiring connected to the second connector;
The uninterruptible straight tube LED according to claim 12, wherein the battery module further includes a charge / discharge control circuit that is disposed between the first wiring and the second wiring and controls charge / discharge of the battery. lamp.     The charge / discharge control circuit includes a sensor for sensing an input voltage or an input current applied to the second wiring, and when the input voltage or the input current sensed by the sensor is smaller than a reference voltage or a reference current, The uninterruptible straight tube type LED lamp according to claim 13, which operates to supply power of the battery to the drive circuit module.     The uninterruptible straight tube type LED lamp according to claim 13, wherein the battery module further includes a battery protection circuit connected in series between the second wires. The battery module is
A battery pack detachably inserted into the hollow portion of the heat dissipating body;
A charge / discharge control circuit connected to the battery pack via a first wiring;
A first connector connected to the charge / discharge control circuit via a second wiring and detachably coupled to a second connector of the drive circuit module;
The uninterruptible straight tube type LED lamp according to claim 8, further comprising: a fixing member that supports the battery pack in a hollow portion of the heat radiating body.     17. The non-conductive member according to claim 16, wherein the fixing member includes an elastic member that at least partially surrounds the battery pack, and the elastic member is elastically compressed between the hollow portion of the heat dissipation body and the battery pack. Power failure straight tube type LED lamp. The lamp socket is
A first socket having the power input terminal;
A second socket located on the opposite side of the first socket in the heat dissipating body,
The second socket includes a dummy terminal having the same form as the power input terminal,
The uninterruptible straight tube type LED lamp according to claim 16, wherein the battery pack is integrally coupled to the second socket.     The uninterruptible straight tube type LED lamp according to claim 18, wherein the second socket includes an internal projecting structure including a seating space for seating the battery pack. The drive circuit module includes a first power supply circuit connected to the power input terminal and the LED light source module,
The battery module includes a second power supply circuit that supplies power to the LED light source module when an input voltage applied to the battery from the first power supply circuit is lower than a reference voltage. The uninterruptible straight tube type LED lamp according to 8.

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