KR200447542Y1 - LED fluorescent light using indoor - Google Patents

Abstract

The present invention is a light diffusion cap 10 of the milky white transparent material in cross-section omega shape; The front and rear ends of the light diffusion cap 10 are cylindrical in each of which is fixed, the inner periphery of the diaphragm 22 having a substrate insertion hole 22a is formed, the upper main portion on the inner upper and lower portions relative to the diaphragm 22 23 and lower recessed portions 23a are formed, respectively, and left and right fastening holes 22b and 22c are formed on the right and left sides of the diaphragm 22 of the upper recessed portion 23, respectively. A recessed part 24 is formed, and the front and rear side storage cases 20 and 21 having upper and lower side catching recesses 24a and 24b respectively formed at upper and lower ends of the receiving recess 24; The front and rear sides of the light diffusing cap 10 is located in the front and rear side, the front and rear side front end is inserted into the substrate insertion hole (22a) of the front and rear side storage case (20, 21), respectively, the electricity is made, A plurality of high brightness LEDs 31 are densely arranged at predetermined intervals, and the LED substrate 30 of aluminum material having bolt holes 32 formed at predetermined intervals; A rectangular parallelepiped inserted into and fixed to the receiving recesses 24 of the front and rear side storage cases 20 and 21, and the front end of the LED substrate 30 inserted through the substrate insertion groove 22a is electrically connected to the LED. Power supply devices 40 and 41 for continuously supplying stable electricity to the LEDs 31 of the substrate 30; A heat sink 50 formed of an aluminum bar, which is in close contact with the LED substrate 30 to radiate heat into the air; A standing circular plate body is protruded horizontally as a pair of conductors on one side, but the power supply connecting terminals 62 and 62a are electrically connected to the power supply devices 40 and 41, and a pair of fastening holes 63 are provided. 63a) front and rear side terminal plates 60 and 61 formed thereon; A plurality of through-holes 72 are formed, and a connection terminal electrically connected to the power supply devices 40 and 41 in a state where the power supply devices 40 and 41 are inserted into the front and rear side storage cases 20 and 21. Terminal through-holes 73 and 73a through which 62 and 62a pass through are formed, and high information for fastening and fastening the front and rear terminal plates 60 and 61 to the fastening screw 74b through the fastening through holes 63 and 63a. (74, 74a) is formed, the horizontal projection from the upper and lower end surface is secured to be locked by fitting to the upper and lower side locking recesses (24a, 24b) of the front and rear storage case (20, 21) receiving recess 24 The present invention relates to an indoor LED fluorescent lamp having a front and rear side terminal fixing cap (70.71) in which upper and lower elastic fixing bars (75, 75a) having a jaw (75b) at the tip are formed, respectively.

The present invention is equipped with a light diffusion cap, which is a plastic lens instead of glass, to consider the safety of the user, extend the irradiation angle of the lighting lamp to 240 °, and to assemble and disassemble the components of the LED fluorescent lamp to repair And easy maintenance, and excellent cooling function to quickly dissipate the heat generated by the LED light, it has the effect of extending the life.

Light diffusion cap, front and rear storage case, LED board, power supply, heat sink, front and rear terminal board, front and rear terminal fixing cap

Description

LED fluorescent light using indoor

The present invention relates to an indoor LED fluorescent lamp, and more specifically, a light diffusion cap, which is a plastic lens instead of a glass material, is provided to not only consider the safety of the user but also extend the irradiation angle of the lighting lamp to 240 °, and LED fluorescent lamp. It is possible to assemble and disassemble the components of the easy repair and maintenance, and excellent cooling function to quickly dissipate the heat generated by the LED lighting, and to extend the life of the indoor LED fluorescent lamp.

Today, LED (Light Emitting Diode) fluorescent lamps developed to solve the problems of conventional fluorescent lamps used in most homes or offices have a power consumption of only 20% than fluorescent lamps using fluorescent materials. It also has the advantage of not destroying the environment because of its life span of 10 years and no heavy metals such as lead or mercury.

LEDs, which use the shining properties of semiconductors, are mainly used in liquid crystal displays, electronic displays, and automobile dashboards of mobile phones, but their use is gradually expanding to interior lights, signs, backlight units of liquid crystal displays, and general lighting.

As an example of an LED lamp used for general lighting, a Utility Model Registration No. 294471 registered with the Korean Intellectual Property Office is disclosed. The above-described lighting LED lamp includes a circuit board connecting a plurality of light emitting diodes, a control unit, and a power supply unit. It is made of a structure in which a light emitting diode lamp including a inserted into a glass tube, such a structure is the position of the circuit board in which the light emitting diode is installed in the glass tube is changed in accordance with an external impact, the illumination direction of the light may be changed accordingly, In addition, since the material protecting the circuit board is glass as in the conventional fluorescent lamp, there is a problem that the physical damage due to the user's error can be large.

In addition, a fluorescent lamp using a plurality of LEDs, and a floodlight cap; A frame combined with the floodlight cap to form a cylindrical structure; An LED circuit board disposed between the floodlight cap and the frame and having a plurality of LEDs arranged at predetermined intervals; An insulation pad provided in contact with an upper surface of the LED circuit board; A driving circuit board disposed between the insulating pad and the frame and surrounded by an insulating tube and electrically connected to the LED circuit board; The fluorescent lamp using the LED including the cylindrical power supply connecting terminal fixed to both ends of the floodlight cap and the frame and connected to the driving circuit board has been registered in Korean Patent Registration No. 10-827270. Considering the safety of the user by using the convex lens-type transmission lens made of material, the components of the LED fluorescent lamp can be assembled and disassembled by sliding detachable method, and quickly dissipate the heat generated by the LED lighting to the outside to cool it at any time. However, since fluorescent lamps using LEDs are applied by coating fluorescent materials on the inner circumferential surface of the light emitting cap like conventional fluorescent lamps, when the lifetime of the fluorescent materials expires for a certain period of time, the fluorescent material turns black and plays a role as a lighting lamp. Its lifespan is not much different from that of a conventional fluorescent lamp, so it does not play a role as an LED lighting lamp. And can not be performed, is the position between the insulating pad of the LED circuit board and a frame made of aluminum there is a problem in that the shortening of the life do not occur smoothly and the cooling of the LED circuit board LED.

In addition, in the case of a conventional lighting lamp using the LED, the irradiation angle of the LED lighting lamp is limited to about 120 ° to 160 °, there was a problem in construction that must be densely installed on the ceiling.

In addition, in the case of a lamp using a conventional LED, the cooling of the LED is not made smoothly, the surface temperature of the LED chip exceeds 60 ℃ has a problem of shortening the life of the LED chip.

The present invention is to solve the problems as described above, not only considering the safety of the user by having a light diffusion cap that is a transmission lens made of plastic instead of glass material, but also extends the irradiation angle of the lighting lamp to 240 °, the configuration of the LED fluorescent lamp Its purpose is to provide indoor LED fluorescent lamps that can be assembled and disassembled for easy repair and maintenance, and have a long life because of their excellent cooling function to quickly dissipate heat generated by LED lighting.

In order to achieve the above object, the present invention is a light diffusion cap of the milky white transparent material in the cross-section omega shape;

The front and rear ends of the light diffusion caps have a cylindrical shape, respectively, and the inner periphery is formed with a diaphragm having a substrate insertion hole, and the upper and lower recesses are formed on the inner upper and lower sides, respectively, based on the diaphragm. Left and right fastening holes are respectively formed on the left and right sides, and the receiving recess is formed on the outside of the diaphragm, and the front and rear side storage cases are respectively formed on the upper and lower sides of the receiving recess inner periphery;

The front and rear side plate is located inside the light diffusion cap, the front and rear sides of the front and rear sides are inserted into the substrate insertion hole of the front and rear storage case, respectively, so that the electricity is supplied, and a plurality of high brightness LEDs are densely spaced at regular intervals on the bottom surface. Arranged, the LED substrate of the aluminum material formed with bolt holes at a predetermined interval;

A rectangular parallelepiped that is inserted into and fixed to the accommodating recess of the front and rear side storage cases, and a power supply device for continuously supplying stable electricity to the LEDs of the LED boards by electrically connecting the ends of the LED boards inserted through the substrate insertion grooves. Wow;

A heat sink having a bar made of aluminum, which is in close contact with the LED substrate to radiate heat into the air;

A front and rear terminal plate which protrudes horizontally as a pair of conductors on one side of the standing circular plate body, and has a power supply connection terminal electrically connected to the power supply device, and a pair of fastening holes are formed;

A plurality of through holes are formed, and a terminal through hole is formed through which a connection terminal electrically connected to the power supply device is formed in a state in which the power supply device is inserted into the front and rear storage case, and the front and rear sides are fastened through the fastening hole. High and low elasticity fixing bars for fastening and fastening the terminal plate are formed, and the upper and lower elastic fixing bars each having upper and lower elastic fastening bars having horizontally projected from the upper and lower end surfaces and having a locking jaw fixed at the upper and lower engaging portions of the upper and lower peripheral edges of the front and rear storage case accommodation recesses are fixed. It is characterized by having a front and rear side terminal fixing cap is formed.

The heat sink is formed of a semi-circular semi-circular aluminum bar, the bottom surface of the substrate is in close contact with the upper surface of the LED substrate, the substrate recess is formed on the bolt hole extension line is formed with a fixing hole for fastening and fixing the bolts, The upper part of the heat dissipation fins are formed on the upper side and the left and right sides to radiate heat. The front and rear end surfaces are positioned on the left and right fastening lines of the front and rear side storage case diaphragms and fastened by fastening bolts. There is a characteristic that the ball is formed.

Latching recesses are formed in each of the lower left and right sides of the heat sink; The light diffusing cap is a transparent synthetic resin, an arc-shaped light transmitting part is formed through which the LED of the LED substrate is transmitted, the semi-circular diffusion protrusion for diffusing the light of the LED is formed in the longitudinal direction in the inner periphery of the light transmitting portion Continuously formed on the left and right sides based on the center of the cross section, the irradiation angle of the LED forms a 220 ° ~ 240 °, and the upper and left ends of the light transmitting portion is bent to the upper upper portion to form a close fixing portion to wrap tightly around the bottom of the heat sink, respectively On the upper inner side of the fixing part, the locking protrusions which are inserted into the locking recesses of the heating plate as interference fits are respectively formed.

As such, the present invention includes a light diffusion cap that is a transmission lens made of plastic instead of glass, which not only considers the safety of the user, but also extends the irradiation angle of the lamp to 240 °, and assembles and disassembles components of the LED fluorescent lamp. It is easy to repair and maintain, and has an excellent cooling function to quickly dissipate heat generated by LED lighting, which has the effect of extending the life.

The present invention is not limited to the above-described specific preferred embodiments, and any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

Hereinafter, the present invention in more detail by the accompanying drawings as follows.

1 is a perspective view showing a state of an indoor LED fluorescent lamp according to an embodiment of the present invention, Figure 2 is an exploded perspective view showing the fastening of the indoor LED fluorescent lamp according to an embodiment of the present invention, Figure 3 is an indoor use embodiment 4 is an enlarged cross-sectional view showing a front cross-sectional view of the light diffusion cap of the LED fluorescent lamp, Figure 4 is a front sectional view of the indoor LED fluorescent lamp according to an embodiment of the present invention, Figure 5 shows the irradiation angle of the indoor LED fluorescent lamp of an embodiment of the present invention 6 is an explanatory data showing a light distribution curve for knowing an irradiation angle of an indoor LED fluorescent lamp according to an embodiment of the present invention, and FIG. 7 is provided with a light diffusion cap of an indoor LED fluorescent lamp according to an embodiment of the present invention. It is an explanatory picture showing the difference between the irradiation angle of the state and the light diffusion cap is not mounted, Figure 8 is a low-LED indoor fluorescent lamp of an embodiment of the present invention A prototype picture front perspective view showing the appearance of the prototype pictures and light diffusion cap showing a perspective view.

For reference, in describing the present invention, when it is determined that a detailed description of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof is omitted.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of a user or an operator.

Therefore, the definition should be made based on the contents throughout the specification.

Indoor LED fluorescent lamp according to the present invention, the light diffusion cap 10 for extending the illumination light irradiation angle of the LED 31 on the bottom surface of the LED substrate 30, the heat sink 50 is fastened and fixed at the front and rear sides and at the same time Front and rear side storage cases 20 and 21 for storing the supply devices 40 and 41 therein, the LED substrate 30 to be fastened and fastened to the bottom surface of the heat sink 50, and the front and rear side terminal boards 60 and 61; Power supply devices 40 and 41 which are energized to stably supply power to the LEDs 31 of the LED substrate 30, and heat sinks which are tightly fixed to the LED substrate 30 to cool the operating heat of the LED 31 ( 50, front and rear terminal boards 60 and 61 which are energized and connected to an external power source through the power supply devices 40 and 41, and connect the power to the LEDs 31 of the LED board 30, and the front and rear terminal boards 60 and 60, respectively. And 61, the front and rear side terminal fixing caps 70.71 are fixed to the front and rear side storage cases 20 and 21.

The light diffusion cap 10 is made of a milky white transparent synthetic resin material having an inverse omega cross section, and an arc-shaped light transmitting part 11 through which the LED 31 of the LED substrate 30 is formed is formed, and a light transmitting part is formed. (11) In the inner circumference, the semicircular diffusion protrusion 11a for diffusing the light of the LED 31 is formed long in the longitudinal direction, and the inner circumference of the left and right sides of the inner circumference based on the center line of the front cross section trajectory which is the arc shape of the light transmitting part 11; Is formed continuously so that the irradiation angle (θ) of the LED 31 to form a 220 ° ~ 240 °, the upper left and right ends of the light-transmitting portion 11 are each bent to the upper upper portion to be in close contact with the bottom of the heat sink (50) Wrapping fastening fixing parts 12 and 12a are formed, respectively, and upper and lower surfaces of the fastening fixing parts 12 and 12a are inserted into the locking recesses 54 and 54a of the heating plate 50, respectively. The portions 13 and 13a are protruded, respectively. In the inner circumference of the light diffusion cap 10, a light diffusion member such as light diffusion ink may be coated to increase the irradiation angle θ or the light amount of the LED 31.

The front and rear side storage cases 20 and 21 have a cylindrical shape in which front and rear ends of the light diffusion caps 10 are respectively fixed and inserted, and a diaphragm 22 having a substrate insertion hole 22a is formed at an inner circumference thereof. Upper and lower recesses 23 and lower recesses 23a are respectively formed on the upper and lower portions of the inner side, and the left and right fastening holes 22b and 22c are formed on the left and right sides of the diaphragm 22 of the upper recess 23, respectively. Receiving recesses 24 are formed on the outside of the diaphragm 22, and upper and lower locking recesses 24a and 24b are formed at upper and lower ends of the inner recess 24 of the receiving recesses 24, respectively.

The LED substrate 30 is a front and rear side of the aluminum plate is located inside the light diffusion cap 10, the front and rear sides of the front and rear side storage case (20, 21) of the substrate insertion hole (22a) Each insert is fixed and energized, and a plurality of high brightness LEDs 31 are densely arranged at predetermined intervals according to desired illuminance or light quantity, and bolt holes 32 are formed at predetermined intervals.

The power supply devices 40 and 41 are rectangular parallelepipeds inserted into and fixed to the accommodating recesses 24 of the front and rear side storage cases 20 and 21, and the LED substrates inserted through the substrate insertion grooves 22a. The tip of 30 is electrically connected to continuously supply stable electricity to the LED 31 of the LED substrate 30.

The heat sink 50 is a long aluminum bar having a semicircular cross section, and a substrate recess 52 is formed on the bottom thereof to be in close contact with the upper surface of the LED substrate 30, and the bolt hole 32 is formed on the substrate recess 52. A fixing hole 52a is formed on the extension line to fasten and fix the fixing bolt 52b. The upper part of the heat dissipation fin 51 protrudes from the upper side and the left side side to radiate heat of the LED substrate 30. It is made, the front and rear cross-section is located on the left and right fastening holes (22b, 22c) extending line of the front and rear side storage case (20, 21) diaphragm 22, the fastening hole 53, fastened by the fastening bolt 53b 53a) is formed to be in close contact with the LED substrate 30 to radiate heat into the atmosphere, and the recessed recesses 54 and 54a are recessed inwards on the lower left and right sides, respectively.

The front and rear side terminal plates (60, 61) is a standing circular plate body is protruded horizontally as a pair of conductors on one side, the power supply connection terminal (62, 62a) is electrically connected to the power supply device (40, 41) is formed And a pair of fastening through holes 63 and 63a are formed.

The front and rear side terminal fixing caps 70.71 have a plurality of through holes 72 formed therein, and the power supply devices 40 and 41 are inserted into the front and rear side storage cases 20 and 21. 40 and 41 and terminal through-holes 73 and 73a through which connection terminals 62 and 62a are electrically connected are formed, and the front and rear terminal boards are connected to the fastening screws 74b through the fastening through holes 63 and 63a. High and low information 74, 74a for fastening and fastening 60, 61 are formed, and are horizontally protruded from the upper and lower end surfaces, and the upper and lower locking recesses 24a of the upper and lower circumferential edges of the front and rear storage cases 20 and 21 are provided. Up and down elastic fixing bars (75, 75a) having a locking jaw (75b) at the front end to be locked by fitting to, 24b are formed respectively.

In the present invention, as shown in FIG. 6, which is the experimental data obtained by the applicant from the Korea Institute of Lighting Technology (KiLT), the irradiation angle θ of the indoor LED fluorescent lamp of the present invention is 240 °. You can see clearly that appears.

The indoor LED fluorescent lamp of the present invention is made by the light diffusion cap (10) of the irradiation angle (θ) of 240 °, as shown in Figure 7, the right side is removed from the light diffusion cap 10 in the present invention The irradiation angle (θ) of about 180 ° at can be seen, and the 240 ° irradiation angle (θ) of the present invention equipped with the light diffusing cap 10 on the left side can be seen on the light diffusing cap 10 of the present invention. By contrast, the effect can be clearly understood.

In addition, the indoor LED fluorescent lamp of the present invention, the operating heat generated from the LED 31 is transmitted to the heat sink 50 through the LED substrate 30 of the aluminum material in which the LED 31 is in close contact, the operating heat As the heat dissipation into the air through the plurality of heat dissipation fins 51 of the heat dissipation plate 50 makes the cooling more smooth, the surface temperature of the LED 31 can be maintained at about 40 ° C., and thus, the life of the LED 31 is maintained. It can be extended more stably.

In the indoor LED fluorescent lamp of the present invention, the light diffusion cap 10 is manufactured in an inverted omega shape to draw a light distribution curve close to the existing fluorescent lamp by diffusing an irradiation angle θ of 120 ° of the existing LED chip to 240 °. In addition, it can maintain 400Lux at 1m and irradiation angle (θ) of 240 °, so that it can be used with sufficient illuminance in a general office or a store.

1 is a perspective view showing a state of an indoor LED fluorescent lamp according to an embodiment of the present invention;

Figure 2 is an exploded perspective view showing the fastening of the indoor LED fluorescent lamp of one embodiment of the present invention,

3 is an enlarged cross-sectional view showing a front cross-sectional view of the light diffusion cap of the indoor LED fluorescent lamp according to an embodiment of the present invention;

4 is a front sectional view of an indoor LED fluorescent lamp according to one embodiment of the present invention;

5 is an explanatory diagram showing an irradiation angle of an indoor LED fluorescent lamp according to an embodiment of the present invention;

6 is an experimental data showing a light distribution curve that can know the irradiation angle of the indoor LED fluorescent lamp according to an embodiment of the present invention,

7 is an explanatory photograph showing a difference in irradiation angle between a state in which a light diffusion cap of an indoor LED fluorescent lamp is mounted and a state in which a light diffusion cap is not mounted;

8 is a prototype photograph showing a bottom perspective view of the indoor LED fluorescent lamp of the embodiment of the present invention and a prototype photograph showing a front perspective view of a light diffusion cap.

* Description of the symbols for the main parts of the drawings *

10: light diffusion cap 11: light emitting part

11a: Semicircular Diffusion Project 12,12a: Close Contact

13,13a: obstacle

20,21: front and rear side storage case 22: diaphragm

22a: substrate insertion groove 22b, 22c: left and right fastening holes

23: upper recess 23a: lower recess

24: accommodating recesses 24a, 24b: upper and lower catching recesses

30: LED substrate 31: LED (LED; light emitting diode)

32: bolt hole

40,41: power supply

50: heat sink 51: heat sink fin

52: substrate recess 52a: fixing hole

52b: Fixing bolt 53,53a: Fastening hole

54,54a: hanging

60,61: Front and rear side terminal board 62,62a: Connection terminal

63,63a: through hole

70, 71: Front and rear side terminal fixing cap 72: Through hole

73,73a: Terminal through hole 74,74a: High information

74b: Tightening screw 75,75a: Upper and lower elastic fixing bar

75b: jamming jaw

θ: irradiation angle

Claims (3)

delete delete The milky white transparent synthetic resin has an arc-shaped light transmitting portion 11 through which the LED 31 of the LED substrate 30 is formed, and diffuses the light of the LED 31 on the inner circumference of the light emitting portion 11. A light diffusion cap 10 having a semi-circular diffusion protrusion 11a formed in the longitudinal direction and continuously formed at the left and right sides with respect to the center of the end surface of the light transmitting portion 11; Front and rear side storage cases (20, 21) of the cylindrical shape to which the front and rear ends of the light diffusion cap 10 is inserted and fixed; The front and rear sides of the light diffusing cap 10 is located in the front and rear side, the front and rear side front end is inserted into the front and rear storage case 20, 21, respectively, and the electricity is made, a plurality of high brightness LEDs (31) LED board 30 is made of aluminum is densely arranged at a predetermined interval; A long aluminum bar having a semi-circular cross section, and a substrate main portion 52 is formed on the bottom thereof to be in close contact with the upper surface of the LED substrate 30, and a plurality of heat dissipation fins 51 protrude from the upper and left and right sides thereof. In the indoor LED fluorescent lamp having a heat dissipation plate 50 is made to heat dissipation, the heat dissipation plate 50 is in close contact with the LED substrate 30 is radiated to the atmosphere; The light diffusion cap 10 has an inverted omega cross section, and the irradiation angle θ of the LED 31 is 220 ° to 240 ° by the semicircular diffusion protrusion 11a of the inner periphery of the light transmitting part 11. At the upper left and right ends of the light-transmitting portion 11, the upper and left right ends are bent upwardly to form close fixing parts 12 and 12a to closely wrap the lower portion of the heat sink 50, respectively, and the upper ends of the fixing fixing parts 12 and 12a. On the inner side, locking projections 13 and 13a are inserted into the locking recesses 54 and 54a of the heating plate 50, respectively, and inserted into the locking recesses. The front and rear side storage cases 20 and 21 are formed with a diaphragm 22 having a substrate insertion hole 22a at an inner circumference thereof, and an upper recess 23 and a lower recess 23a on the inner upper and lower sides with respect to the diaphragm 22. ) Are formed respectively, and the left and right fastening holes 22b and 22c are formed on the left and right sides of the diaphragm 22 of the upper recess 23, respectively, and the receiving recess 24 is formed on the outer side of the diaphragm 22. Upper and lower engaging portions 24a and 24b are formed on the upper and lower portions of the inner and outer receiving recesses 24, respectively; The LED substrate 30 is a bolt hole 32 is formed at a predetermined interval; A rectangular parallelepiped inserted into and fixed to the receiving recesses 24 of the front and rear side storage cases 20 and 21, and the front end of the LED substrate 30 inserted through the substrate insertion groove 22a is electrically connected to the LED. Power supply devices 40 and 41 for continuously supplying stable electricity to the LEDs 31 of the substrate 30; The heat dissipation plate 50 is formed in the substrate recess 52 on the bolt hole 32 extension line, and a fixing hole 52a for fastening and fixing the fixing bolt 52b is formed. Fastening holes 53 and 53a which are positioned on the left and right fastening holes 22b and 22c of the storage case 20 and 21 and the diaphragm 22 and are fastened and fastened by the fastening bolt 53b are formed. Engaging recesses 54 and 54a are respectively formed inwardly; A standing circular plate body is protruded horizontally as a pair of conductors on one side, but the power supply connecting terminals 62 and 62a are electrically connected to the power supply devices 40 and 41, and a pair of fastening holes 63 are provided. Front and rear terminal boards 60 and 61 on which 63a) is formed; A plurality of through-holes 72 are formed, and a connection terminal electrically connected to the power supply devices 40 and 41 in a state where the power supply devices 40 and 41 are inserted into the front and rear side storage cases 20 and 21. Terminal through-holes 73 and 73a through which 62 and 62a pass through are formed, and high information for fastening and fastening the front and rear terminal plates 60 and 61 to the fastening screw 74b through the fastening through holes 63 and 63a. (74, 74a) is formed, the horizontal projection from the upper and lower end surface is secured to be locked by fitting to the upper and lower side locking recesses (24a, 24b) of the front and rear storage case (20, 21) receiving recess 24 An indoor LED fluorescent lamp comprising a front and rear side terminal fixing cap (70, 71) formed with upper and lower elastic fixing bars (75, 75a) having a jaw (75b) at the tip.

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