KR101569467B1 - Combination structure for setting unit of a burial type led lamp in roof - Google Patents

Abstract

The present invention relates to a mount unit installation structure of an LED lamp buried in a ceiling, comprising a housing accommodating an LED module inside. The mount unit installation structure according to the present invention comprises a mount combining part and a mount unit. The mount combining part integrally protrudes from the middle of an outer circumference of the housing, and a through-hole is formed to penetrate the inside of housing on the front side. According to the mount combining part, an insertion groove is composed of an inner space where a nut is inserted, by being opened by one side, the thickness of the both sides varies, the through-hole is formed at a center of the insertion groove, and the through-hole is formed eccentrically on the front side of the mount combining part. The mount unit comprises: a fixing piece which is connected to the mount combining part by a screw; a hooking piece which is combined to a fixing plate by the medium of a fixing pin to being rotated; and a torsion spring which has the fixing piece installed on the inner circumference and makes the hooking piece elastically rotate outward. The fixing piece comprises: a pair of plate-shaped fixing combining parts at a predetermined distance, wherein a fixing pin penetrates the upper part of one side; and a plate-shaped fixing part which integrally connects the lower sides of the pair of fixing combining parts and has an insertion hole eccentrically penetrating the width of the fixing piece. The mount unit can be used in a synthetic resin housing, and can be assembled without operating the hooking piece upward when the mount unit is assembled to the mount combining part by a screw. The fixing piece of the mount unit and the mount combining part adhere to each other, and a nut is not separated from the insertion groove by itself and is not rotated in the insertion groove.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting unit,

[0001] The present invention relates to a mounting unit mounting structure for a ceiling embedded type LED lamp, and more particularly, to a mounting unit mounting structure for mounting a mounting unit of a ceiling embedded type LED lamp, Shaped LED lighting fixture in which the fixing unit is screwed to the fixing part and the fixing unit is fixed to the housing.

As the technology related to light emitting diodes (LEDs) rapidly developed, white LEDs emitting white light by using blue LEDs and phosphors appeared. Such white LEDs are extremely small in size compared to conventional light sources, It is an environmentally friendly illumination light source that does not use mercury and discharge gas and is a promising alternative to existing illumination light sources because it has low power, has a long life span, does not emit harmful waves such as ultraviolet rays, and does not use mercury and discharge gas.

Recently, as the era of low carbon green growth has come, international green environment movement has been developed. In line with these international trends, the Korean government has established a 5-year green growth plan and actively supports it.

Of these low-carbon, green growth sectors, LEDs are in the spotlight as products that meet the trend of low-carbon green growth due to high conversion efficiency of light, low mercury consumption and low carbon dioxide emission.

The LED is widely used for a general lighting, a building decoration, a mood, a vehicle, a traffic light, an indoor and outdoor electric signboard, a guidance light, a warning light, a light source for various security devices, and a light source for sterilizing or disinfecting.

Accordingly, considering a ceiling embedded type LED lamp which has been developed and used to replace a lighting apparatus such as a fluorescent lamp,

Republic of Korea In a sensor using a light-emitting diode (Apr. 11, 2008), a substrate is mounted on a cylindrical member such as a sensor, and then an elastic fixture is fixed by a hinge pin A cover such as a sensor is mounted on a seat ring formed on the upper end of the cylindrical member and a cover such as a sensor is fixed to the upper part of the body such as a sensor or an elastic retainer is formed on the upper part of a cover such as a sensor, The torsional moment is transmitted to the rotation of the spring axis much.

Korean Patent Registration No. 10-1308394 DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention In a light-based semiconductor lighting device (Sep. 26, 2013), a heat sink is constituted by a supporting piece protruding upward from the edge of a ring edge formed stepwise along the edge of the heat- And the fixing unit is coupled to the heat sink by being coupled to the engaging pieces which are respectively protruded from opposite sides of the slit extending from both ends of the supporting body and which are respectively extended from both ends of the supporting body. If the heat sink, the supporting piece, and the engaging piece are formed of synthetic resin, the strength of the supporting piece and the engaging piece may be small, and the fixing unit may not be coupled to the heat sink of the synthetic resin.

Korean Patent Registration No. 10-1452267 In a flush type lighting fixture (October 22, 2014), the auxiliary body is provided with a mounting member for firmly fixing the entire load of the case to the inner surface of the opening formed in the ceiling finish material There is a problem that the movable plate needs to be raised to the upper side when screwing the mounting member to the auxiliary body portion, and it is required to be directed to the upper side of the movable plate while fixing the screw,

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a portable information terminal device, And the torsion spring of the torsion spring is shortened, so that when the housing is placed on the ceiling, the torsional moment is small. When the fastening unit and the nut are screwed together The present invention relates to a mounting structure of a mounting unit of a ceiling embedded LED lamp that can be engaged while the latching unit is not operated in the upward direction at the time of assembling the mounting unit to the housing.

The mounting structure of the ceiling embedded type LED lighting fixture according to the present invention is a mounting structure for mounting a ceiling embedded type LED lighting fixture including a housing for accommodating an LED module therein, And an insertion space formed by an inner space in which a nut is inserted into the housing and which is opened in one direction to form a through hole extending through the housing.

In addition, the present invention is characterized in that the above-mentioned stationary engaging portion is formed such that the thickness of both side surfaces thereof is different, and the through hole is formed at the center of the insertion groove, and the through hole is eccentrically formed on the front surface of the stationary engaging portion.

Further, in the present invention, the groove length of the insertion groove of the stationary engagement portion is configured to be equal to or smaller than the outer diameter of the nut inserted into the open space by the insertion groove.

According to the present invention, there is provided a fixing device comprising: a fixing piece screwed to the fixing part; a retaining piece pivotally coupled to the fixing piece via a fixing pin; and a fixing pin provided on the inner diameter, And a torsion spring to which the torsion spring is attached; The fixing member includes a plate-shaped fixed connection portion formed in a pair at regular intervals and having a fixing pin penetrating the upper portion of one side thereof, and an insertion hole integrally connecting the lower side of the pair of fixed connection portions and eccentrically passing through the width of the fixing piece A plate-like fixing part is constituted.

Further, according to the present invention, it is preferable that the engaging pieces have a plate-shaped engaging portion formed as a pair of fixed intervals and the fixing pin penetrating the upper portion of one side, and a plate-shaped engaging portion integrally connecting the lower sides of the pair of engaging portions. The length of the engaging space of the engaging space formed by the upper portion of the engaging portion and the pair of engaging portions is longer than the length of the fixing piece.

The present invention is advantageous in that the fixing part is formed as a unitary structure with a certain thickness in the middle of the outer surface of the housing so that the strength of the fixing part is reinforced and the torsion moment of the torsion spring is small.

According to the present invention, the engaging space length of the engaging piece is configured to be larger than the fixed piece length of the fixing piece, so that when the engaging unit is screwed and assembled to the stationary engaging portion, the engaging piece can be engaged and assembled without operating in the upward direction.

The present invention is advantageous in that the end leg of the torsion spring is located outside the thin side surface of the mounting portion due to the eccentricity of the through hole and is not positioned between the front surface of the fixing piece and the mounting portion, have.

According to the present invention, the groove length of the insertion groove of the stationary engagement portion is made equal to or smaller than the outer diameter of the nut inserted into the insertion groove, so that the nut is not detached from the insertion groove by itself and is not rotated in the insertion groove.

According to the present invention, there is an effect that the nut is inserted into the insertion groove of the fixing part and the insertion groove fixes the nut so that the screw is not released by itself and the fixing of the fixing unit is fixed.

According to the present invention, there is provided an effect that a torsional coupling portion is formed at a middle height of a housing, a length of a torsion spring to which a fixing member is fixedly fastened to the torsion joint is shortened, and a torsional moment is small in a torsion spring when the housing is mounted on a ceiling .

Fig. 1 is a perspective view of a housing of a ceiling embedded LED lighting fixture to which the present invention mounting structure is applied.
Fig. 2 is a perspective view of the housing in a state in which the cover is detached in a state where the mounting unit structure of the present invention is applied. Fig.
Fig. 3 is a perspective view of the fixing part of the present invention. Fig.
Fig. 4 is an exploded perspective view of the mounting part and the mounting unit of the present invention; Fig.
Fig. 5: State of view of the stationary engaging part and the fixing piece and the engaging piece of the present invention

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention can be applied not only to a ceiling embedded luminaires 1 including a housing 10 for accommodating the LED module 20 therein and a cover mounted on the bottom of the housing 10 but also a fluorescent lamp, It can also be applied to bulbs.

The present invention relates to an installation structure of a ceiling embedded type LED lighting apparatus (1) comprising a housing (10) for embracing the LED module (20) inside and a cover mounted on the bottom surface of the housing (10) The LED light source 1 includes a housing 10 for accommodating therein an LED module 20 having an LED for emitting light and a converter having a driving circuit for driving the LED 21, 10, that is, the bottom, that is, the bottom is circular or square, the shape of the housing 10 is formed into a cylindrical shape or a hexahedron, and a cover is attached to the bottom of the housing 10.

The present invention relates to a ceiling recessed type structure in which a housing 10 is constituted by a cylindrical cover and a plate-shaped cover attached to the bottom of the housing 10 or a housing 10 is formed by a hexahedron and a plate- And a mounting unit 50 which is screwed to the mounting part 40 and the mounting part 40 formed at the middle of the outer surface of the housing 10 in the LED lighting device 1. [

The stationary engaging portion 40 has a small configuration of an insertion groove 41, a through hole 42, a thin side surface 43 and a rear side surface 44, A locking piece 51, a fixing piece 52, a torsion spring 53, and a fixing pin 54. As shown in Fig.

The housing 10 has a housing flange 12 formed at the bottom of a plate-like flange. The housing 10 is integrally formed with an inner diameter of the housing flange 12 so as to protrude upward, The upper end of which is formed of a cylinder or a hexahedron or whose outer surface of the housing 10 is formed with a constant step 13 and which is composed of a small cylindrical body 14 or a small- And the coupling cylinder 11 or the coupling hexahedron is connected to the edge of the step 13 at the edge of the step at the lower end of the integrally formed lower side 14 And a housing flange 12 is formed at the bottom of the coupling cylinder 11 or the coupling hexahedron, the coupling flange being formed as an integral plate-like flange in the outer diameter direction.

A mounting unit 50 for mounting a ceiling embedded luminaires 1 in a lighting fixture hole penetrating through the ceiling is formed and a stationary engaging part 40 which is fastened to the mounting unit 50 by screws 55 The mounting unit 50 is formed on the outer surface of the housing 10 and fixes the ceiling embedded LED lighting fixture 1 on the ceiling with ease.

The stationary engaging portion 40 is integrally formed at the middle of the outer surface of the housing 10 and has a through hole 42 penetrating from the front to the inside of the housing 10 and opened in one direction, The insertion groove 41 constituted by an internal space into which the nut 56 used for binding is inserted into the stationary engagement portion 40 is formed.

In the case of the housing composed of one cylinder or hexahedron, the mounting portion 40 is integrally formed with a cylinder or a hexahedron in the vicinity of the center of the outer surface of the cylinder or the hexahedron. In the case of the housing 10 constituted by the step 13, The stationary engaging portion 40 is integrally formed on the upper surface of the step 13 and integrally protrudes from the wishtail 14 or the small-sized hexahedron.

The mounting portion 40 is formed at the middle height of the housing 10 or the upper portion of the step 13 of the housing 10 so that the mounting portion 40 is formed near the middle of the entire height of the housing 10 The distance between the stationary engaging portion 40 and the housing flange 12 is shortened and the length of the long leg 53-1 of the torsion spring 53 to which the stationary engaging portion 52 is fastened and fixed to the stationary engaging portion 40 is short So that when the housing 10 is placed on the ceiling, the torsion spring 53 is applied with a small torsion moment.

In the case of the housing 10 in which the step 13 is formed, the stepped portion 13 and the small diameter cylindrical portion 14 or the small-sized hexahedron are integrally formed with the mounting portion 40 so that the contact area of the mounting portion 40 So that the strength of the mounting portion 40 is improved.

The mounting part 40 is formed in the shape of a rectangular barrel and integrally protrudes from the middle of the outer surface of the housing 10 so that the outer surface of the housing 10 is formed as a rear surface of the mounting part 40, 40 are protruded from the outer surface of the housing 10 to have a constant thickness.

The cross section of the shape of the rectangular barrel of the stationary engaging portion 40 may be the same as the stationary engaging portion 50 of the stationary engaging portion 40 40).

The front surface of the housing 10 is integrally formed with both sides of the housing 10, and the bottom surface of the housing 10 is connected to the bottom surface of the housing 10, And the bottom of both side surfaces and the bottom of the front surface are sealed to seal the bottom surface of the mounting part 40 formed integrally with each other.

When the stationary engaging portion 40 is formed in the housing 10 having the step 13 formed therein, the stationary engaging portion 40 is provided on the upper portion of the step 13 and on the outer surface of the lower portion of the small cylinder 14 or the small- The outer surface of the bottom of the small canister 14 or the small-sized hexahedron is formed as the rear surface of the stationary engaging portion 40 and the step 13 is formed as the bottom surface of the stationary engaging portion 40. [

The mounting part 40 is formed at the middle of the outer surface of the housing 10 and the front surface and both side surfaces of the mounting part 40 are integrally formed to have a uniform thickness. So that the entire length of the torsion spring 53, that is, the length of the long legs 53-1, is shortened.

The total length of the torsion spring 53 is shortened so that the torsional moment of the torsion spring 53 is reduced and the strength of the stationary engaging portion 40 is reinforced by the thickness of the stationary engaging portion 40, 40 and the mounting unit 50 may be made of synthetic resin so that they can be used in the synthetic resin housing 10. The mounting unit 40, the mounting unit 50, and the housing 10 may be made of aluminum, It can also be used for bending plates.

The insertion groove 41 is open in one direction and can be opened to the upper surface of the mounting part 40 and can be opened to any side of the mounting part 40. However, 40 is convenient for inserting the nut 56 into the inner space, that is, the insertion groove 41.

Due to the thickness of the outer surface, bottom surface, both side surfaces, bottom surface or step 13 of the rear surface of the stationary engaging portion 40, the stationary engaging portion 40 has an inner space formed as a space therein, The space is communicated with the outside by the insertion groove 41.

The insertion groove 41 of the fixing part 40 is engaged with the fixing part 50 of the fixing part 50 when the fixing part 50 is engaged with the fixing part 52 of the fixing part 40, And the through hole 42 of the mounting part 40 is formed to penetrate from the front surface of the mounting part 40 to the inside of the housing 10 so that the rear surface of the mounting part 40 That is, the outer surface of the housing 10 is also penetrated, and the front through hole and the rear through hole are formed so as to coincide concentrically.

The through hole 42 is formed at the center of the insertion groove 41 so that the mounting engagement portion 40 is formed in the through hole 42 42 are eccentrically formed on the front surface of the stationary engaging portion 40.

That is, the position of the through hole 42 of the fixing part 40 is determined such that the thickness of the rear side distance c and the side surface of the mounting part 40, The rear side distance c is longer than the thin side distance d so that the through hole 42 is formed eccentrically on the front surface of the stationary engaging portion 40. [

The side surface (thin side surface) 43 of which thickness is thinner than the thickness of the remaining one side surface and the other side surface is made thinner than the thin side surface 43 The upper and lower centers of the thin side surfaces 43 of the insertion grooves 41 are inclined in the direction of the thin side surface 43 The through hole 42 is eccentrically formed on the front surface of the mount fitting portion 40 even if the through hole 42 is formed at the center of the insertion groove 41. [

Even if the through hole 42 is formed at the center of the insertion groove 41, the through hole 42 is eccentrically formed at the hitch coupling portion 40 of the mounting hole 40, The end legs 53-3 of the torsion spring 53 are positioned outside the thin side surface 43 of the mounting fitting portion 40 due to the eccentricity of the fixing piece 52 and the mounting fitting portion 40, The fixed piece 52 of the stationary unit 50 and the stationary engaging portion 40 are brought into close contact with each other and the stationary piece 52 of the stationary unit 50 is brought into close contact with the fixed engaging portion 40 of the torsion spring 53, The portion 52-2 is brought into close contact with the stationary engaging portion 40 and contributes to bringing the stationary member 52 of the stationary unit 50 into close contact with the stationary engaging portion 40. [

That is, since the end leg 53-3 of the torsion spring 53 is not positioned between the fixing piece 52 and the front surface of the stationary engaging portion 40, the stationary engaging portion 50 is fixed to the stationary engaging portion 40 The fixing piece 52 of the mounting unit 50 and the mounting engagement portion 40 are brought into close contact with each other so that the fixing member 52 is fixed One fixed engaging portion 52-2 of the pair of fixed engaging portions 52-2 of the piece 52 is in close contact with the stationary engaging portion 40 so that the stationary member 52 is engaged with the stationary engaging portion 40 The adhesion is better.

There are two types when the through hole 42 is formed at the center of the embedding groove length h of the insertion groove 41, that is, when the through hole 42 is not eccentric. The second type is a case where the mounting coupling length of the fixing part 40 is equal to the width of the fixing piece 52 of the fixing unit 50 and the second type is a case where the fixing part length of the fixing part 40 is h The width of the fixing piece 52 of the stationary unit 50 may be increased.

In the first type, one of the fixed engaging portions 52-2 of the pair of fixed engaging portions 52-2 of the fixing piece 52 is in close contact with the side surface of one of the stationary engaging portions 40 and the other one of the stationary engaging portions 52 And the end leg 53-3 of the torsion spring 53 is positioned between the fixing piece 52 and the front surface of the stationary engaging portion 40 .

In the first type, when the end legs 53-3 of the torsion spring 53 are engaged with the stationary engaging portion 40, the stationary engaging portion 40 is positioned between the stationary member 52 and the front surface of the stationary engaging portion 40 A gap is formed in the fixing piece 52 and the mounting engagement portion 40 at the portion where the torsion spring 53 is provided and the end bridge 53-3 of the torsion spring 53, The fixing pieces 52 of the mounting unit 50 are tilted so as to be inclined with respect to the mounting fittings 40 so that the fixing pieces 52 of the mounting unit 50 and the mounting fittings 40 Is not closely contacted.

The second type is that the pair of fixed engaging portions 52-2 of the fixed piece 52 are not in close contact with the side surface of the stationary engaging portion 40 but are spaced apart from the side surface of the stationary engaging portion 40, Is positioned outside the thin side surface 43 of the stationary engaging portion 40 and is not positioned between the front surface of the stationary piece 52 and the stationary engaging portion 40, The stationary engaging portion 52-2 of the stationary unit 50 and the stationary engaging portion 40 are brought into close contact with each other while the stationary engaging portion 52-2 of the torsion spring 53 is moved toward the stationary engaging portion 40 so as not to contribute to the close contact of the fixing piece 52 of the mounting unit 50 with the stationary engaging part 40. [

That is, since the end leg 53-3 of the torsion spring 53 is not positioned between the fixing piece 52 and the front surface of the stationary engaging portion 40, the stationary engaging portion 50 is fixed to the stationary engaging portion 40 The fixing piece 52 of the mounting unit 50 and the mounting engagement portion 40 are brought into close contact with each other without the need to separate the front surface of the fixing piece 52 from the front surface of the mounting piece 40. [ Both of the pair of fixed engaging portions 52-2 are not brought into close contact with the side surface of the stationary engaging portion 40. [

The groove length a of the insertion groove 41 of the fixing part 40 is equal to or slightly smaller than the outer diameter b of the nut 56 inserted into the opening space by the insertion groove 41, And the nut 56 is inserted into the insertion groove 41 after the insertion of the nut 56 into the insertion groove 41 so that the nut 56 is not detached from the insertion groove 41 itself, It is not rotated.

That is, no space is formed between the outer surface (b) of the nut 56 and the inner surface of the insertion groove 41, and the inner surface of the insertion groove 41 presses the outer diameter b of the nut 56 The nut 56 does not come off from the insertion groove 41 and the outer surface b of the nut 56 comes into close contact with the inner surface of the insertion groove 41, The nut 56 can not rotate in the insertion groove 41 because there is no rotational space in the insertion groove 41. [

The housing 10 has a mounting part 40 for mounting the housing 10 on a lighting fixture hole passing through the ceiling of the ceiling embedded type LED lighting fixture 1 on the outer surface of the housing 10, And a mounting unit 50 which is screwed as a screw 55 is further constituted.

The stationary unit 50 includes a stationary piece 52 screwed to the stationary engaging portion 40 and a retaining piece 51 pivotally coupled to the stationary piece 52 through a stationary pin 54, And a torsion spring 53 which is provided on the inner diameter of the fixing pin 54 and causes the engaging piece 51 to externally turn and elastically pivot.

The torsion spring 53 includes a winding part 53-2 made of a plurality of windings and a winding part 53-2 which is integrally formed at one side of the winding part 53-2 so as to be slantingly extended in a predetermined length and made of the same material as the winding part 53-2 And a pair of legs 53-3 extending from the other end of the winding portion 53-2 so as to extend integrally and slantingly in a predetermined length and made of the same material as the winding portion 53-2, And a long leg 53-1 which is long and is bent near the end.

 The fixing members 52 of the mounting unit 50 are formed as a pair of fixed spacers and have a plate-like fixing part 52-2 having through holes formed at one upper side of the fixing pins 54, The plate-shaped fixing portion 52-1 constitutes an insertion hole 52-3 which integrally connects the lower side of the fixed engagement portion 52-2 and passes through the width of the fixed piece 52 with an eccentricity.

The fixing piece 52 of the mounting unit 50 is formed by blanking a single sheet of metal plate in a substantially ' C' shape having a predetermined area to form an insertion hole 52-3 and a fixing part 52 And the bent portion is formed as a fixed engaging portion 52-2 and the unfolded intermediate portion is fixed to the fixing portion 52-2. 1).

The engaging pieces 51 of the stationary unit 50 are formed in a pair of a predetermined distance and have a plate-shaped engaging portion 51-2 formed with a through-hole through which the stationary pin 54 is passed at one side, And a plate-like engaging portion 51-1 for integrally connecting the lower side of the engaging portion 51-2.

The engaging piece 51 of the stationary unit 50 is formed by blanking a piece of metal plate in a substantially ' C' shape having a predetermined area and forming a through hole in the engaging portion 51-2 at the blanked portion When the both sides of the through hole formed after punching are bent 90 °, the bent portion is formed by the engaging portion 51-2, and the intermediate portion which is not bent is formed by the engaging portion 51-1.

The upper portion of the latching portion 51-1 and the pair of latching portions 51-2 are provided at positions where the folded portions of the legs of the torsion spring are seated in the latching portion 51-1 of the mounting unit 50 The length g of the engaging space 51-3 of the engaging space 51-3 is longer than the length e of the fixing piece 52 of the engaging space 51-3. Shaped space that is opened in a predetermined direction in the retaining piece 51 formed by bending and folding in a substantially 'C' shape.

Meanwhile, the fixing pin 54 is formed of a general pin having an intermediate portion protruding in a circular shape, and the fixing pin 54 can be replaced with a hinge shaft.

When the engaging space length g of the engaging piece 51 is larger than the fixed piece length e of the engaging piece 52 and the engaging unit 50 is screwed into the engaging part 40, The fixing piece 52 is seen in the insertion hole 51-3 and the nut 56 penetrating the fixing piece 52 and the through hole 42 of the fixing part 40 in the insertion groove 41, The engaging screw 55 can be screwed through the engaging space portion 51-3 as a driver so that the engaging member 50 is engaged with the engaging portion 40 when the engaging member 51 is moved upward So that it can be assembled and assembled.

That is, the length g of the engaging space formed in the engaging piece is longer than the length e of the engaging piece 52 of the engaging piece 52, so that the engaging piece 52 is visible in the engaging space 51-3.

The nut 56 is inserted into the insertion groove 41 of the fixing part 40 and is screwed with the screw 55 so that the resiliency of the insertion groove 41 and the insertion groove 41 make contact with the nut 56 The screw 55 is not loosened by itself and the fixation of the mounting unit 50 becomes constant.

The mounting structure of the present invention having the above-described structure will be briefly described. The housing 10 has a housing fixing part 40 having an inner space formed at an intermediate portion of the outer surface thereof. The housing fixing part 40 has a nut 56 Is slightly inserted with the screw hole and the through hole 42 of the nut 56 aligned.

The through hole formed in the engaging portion 51-2 of the engaging piece 51 and the through hole formed in the fixed engaging portion 52-2 of the fixing piece 52 are aligned with each other, After the inner diameter of the torsion spring 53-2 coincides with the through hole of the fixed engaging portion 52-2 and the engaging portion 51-2 which are aligned with each other, the leg portion 53-1 of the torsion spring 53 is engaged with the engaging piece 51 The protruding portion of the rear fixing pin 54 located on the surface of the engaging portion 51-1 of the one fixed engaging portion 52-2 is inserted into the through hole of the one fixed engaging portion 52-2 or the through hole of the one engaging portion 51-2, The inner diameter of the winding portion 53-2 of the torsion spring 53, the through hole of the other engaging portion 51-2 and the through hole of the other fixed engaging portion 52-2 are sequentially passed through the fixing pin 54 The end portion is folded to form the assembled mounting unit 50 in which the torsion spring 53, the fixing member 52 and the locking piece 51 are assembled and the locking portion 51-1 is fixed to the fixing portion 52- 1) to serve as the fulcrum of the lever.

The order of the through holes of the fixed engaging portion 52-2 and the through holes of the engaging portion 51-2 may be changed. In this case, the intervals of the pair of engaging portions 51-2 are set to be one pair The interval between the fixed engaging portions 52-2 of the engaging portions 52-1 and 52-2.

The assembled stowage unit 50 is held by the torsion spring of the torsion spring 53 while keeping the engaging portions 51-1 and the engaging pieces 52 adjacent to each other, The lower portion of the fixing portion 52-1 is blocked by the upper portion of the engaging portion 51-1 as a result of being exposed to the insertion hole 52-3 of the fixing portion 52-1 of the fixing member 52 do.

The fixing portion 52-1 of the assembled mounting unit 50 is brought into close contact with the front surface of the mounting portion 40 and the fixing portion 52-1 is fixed as the screw 55 through the fixing space portion 51-3. The insertion hole 52-3 of the fixing part 50 and the through hole 42 of the fixing part 40 are completely tightened so that the fixing unit 50 is engaged with the fixing part 40. [

At this time, the fixing portion 52-1 of the fixing piece 52 is almost exposed through the engaging space portion 51-3 of the engaging piece 51 and the insertion hole 52-3 of the fixing portion 52-1 Can be seen by the hand of the cooperator and can be assembled even when the engaging unit 50 is screwed to the mounting unit 40 without screwing up the engaging piece 51 in the upward direction, The assembling of the mounting unit 50 is facilitated.

When the upper surface of the housing flange 12 is inserted into the ceiling surface of the housing 10 having the mounting unit 50 assembled with the ceiling-mounted LED lighting fixture in close contact with the ceiling surface, 40 and the fixing piece 52 of the mounting unit 50 are located inside the ceiling and the end of the fixing portion 51-1 of the mounting unit 50 is positioned on the inner surface of the ceiling.

At this time, the resilient repulsive force or torsional moment of the torsion spring 53 acts on the latching portion 51-1 so that the latching portion 51-1 is operated close to the fixing piece 52, The latching portion 51-1 is pressed and fixed on the inner surface of the ceiling, so that the ceiling embedded type LED lighting fixture 1 can be held firmly on the ceiling.

Although the present invention has been described in connection with certain exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

Therefore, the scope of the present invention should not be construed as being limited to the embodiments described, but should be determined by equivalents to the appended claims, as well as the following claims.

1: ceiling embedded LED lighting device 10: housing
11: engaging cylinder 12: housing flange
13: Step 14: Wishbone
20: LED module 21: LED
40: mounting fitting portion 41: insertion groove
42: through hole 43: foil side
44: rear side 50: mounting unit
51: engaging piece 51-1:
51-2: engaging portion 51-3: engaging space portion
52: Fixing piece 52-1:
52-2: Fixed coupling part 52-3: Insertion hole
53: Torsion spring 53-1:
53-2: winding section 53-3:
54: Fixing pin 55: Screw
56: Nut
a: groove length b: outer diameter
c: rear side distance d: thin side distance
e: Fixed piece length f: Fixed piece width
g: length of the engagement space h:

Claims (5)

delete A mounting structure for a mounting structure of a ceiling embedded luminous lamp having a housing for accommodating an LED module therein,
An insertion groove formed in an outer surface of the housing as an integral part and opened in one direction and having an internal space into which a nut is inserted, a thin side surface and a rear side surface having different thicknesses are formed, A mounting portion having a through hole formed through an eccentric hole formed in the front surface of the housing;
A plate-shaped fixed connection portion formed in a pair of spaced-apart spaced-apart connection holes and penetrating the fixing pin at one upper side thereof, an insertion portion which integrally connects the lower side of the pair of fixed connection portions and eccentrically penetrates the width of the fixing piece, And a torsion spring provided on the inner periphery of the fixing pin and adapted to pivotally and elastically pivot the fixing pin toward the outside, wherein the fixing pin is pivotably connected to the fixing piece via a fixing pin, A mounting unit constituting the mounting unit is constituted;
Wherein the leg portion of the torsion spring is positioned outside the thin foil side and the fixed engagement portion on the side of the leg of the torsion spring is closely contacted to the outside of the rear side of the torsion spring.
3. The method of claim 2,
Wherein the groove length of the insertion groove of the fixing part is equal to or smaller than the outer diameter of the nut inserted into the opening space by the insertion groove.
delete The method of claim 3,
Wherein the engaging pieces include a plate-shaped engaging portion formed in a pair at regular intervals and configured such that the fixing pin is penetrated to one upper side, and a plate-shaped engaging portion integrally connecting the lower sides of the pair of engaging portions;
Wherein a length of the engaging space of the engaging space formed by the upper portion of the engaging portion and the pair of engaging portions is longer than the length of the fixing piece;
When the mounting unit is screwed into the mounting unit, the fixing member is seen in the mounting space, so that the mounting unit can be assembled to the mounting unit without screwing the mounting unit in the upward direction. Mounting structure of ceiling embedded LED lighting fixture unit.

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