WO2021107283A1

WO2021107283A1 - Led lamp

Info

Publication number: WO2021107283A1
Application number: PCT/KR2020/003785
Authority: WO
Inventors: 한창희
Original assignee: 두원소방 주식회사
Priority date: 2019-11-25
Filing date: 2020-03-19
Publication date: 2021-06-03
Also published as: KR102108968B9; JP2022514996A; KR102108968B1

Abstract

The present invention relates to an LED lamp in which two or more lamp blades are combined with a main body so as to enable pivoting and rolling at the same time such that various lighting effects can be provided, the LED lamp being characterized by comprising: the main body to which electricity is supplied through an electricity supply unit; and two or more lamp blades fixed to the main body, wherein by being connected to the main body by a connection part fixed to one side of the lamp blades, the lamp blades are capable of pivoting in a direction in which the longitudinal axis of the lamp blades moves away from the other side with respect to the longitudinal axis of the main body, and at the same time, the lamp blades are capable of rolling around the longitudinal axis with respect to the main body.

Description

LED lamp

The present invention relates to an LED lamp, and more particularly, to an LED lamp capable of providing various lighting effects by being coupled to a main body such that two or more lamp wings can be pivoted and rolled at the same time.

Recently, attempts to use an LED chip as a light source as a light source with good durability that can be used for a long time while lowering power consumption and increasing illuminance are actively being attempted.

LED (Light Emitting Diode) is a light source that uses the light emitting phenomenon that occurs when voltage is applied to a semiconductor. With the development of technology over the past few years, the brightness has been improved to the extent that it can be used for lighting purposes. Because it is small and has a long lifespan, its use is spreading for general light bulbs.

In general, in the case of an LED lamp, it is necessary to control the light only in a desired direction, but there is a problem that the angle of the LED lamp cannot be adjusted. Moreover, since light is irradiated only in the forward direction of the LED lamp due to the straightness of the light, angle adjustment is more urgent.

An object of the present invention devised to solve the above problems is to provide an LED lamp capable of providing various lighting effects by being coupled to the body so that two or more lamp wings can be pivoted and rolled at the same time.

The present invention for achieving the above object, the main body to which electricity is supplied through the electricity supply; and two or more lamp blades fixed to the main body, wherein the lamp blades are connected to the main body by a connection part fixed to one side of the lamp blades so that the lamp blades are the length of the lamp blades with respect to the longitudinal axis of the main body. It is an LED lamp characterized in that the axis of the direction can be pivoted in a direction away from the other side, and at the same time, the lamp wing can be rolled around the axis of the longitudinal direction with respect to the main body.

The connecting portion includes a rolling connection portion disposed on one side of the lamp blade, a coupler connected to the rolling connection portion so as to be rotatable about the axis of the lamp blade, and formed in the body supporting the coupler so as to be able to pivot. It is characterized in that it comprises a pivoting connection.

In addition, the rolling connection portion is characterized in that it comprises a rolling base integral with the ramp blade, and a rolling insert inserted into the coupler above the rolling base.

In addition, the rolling insert portion is characterized in that a plurality of rolling positioning portion is formed along the circumferential surface, the inside of the coupler is characterized in that the rolling position fixing portion and detachable from the rolling positioning portion is formed.

In addition, the rolling positioning portion is formed in a polygonal cross section on the circumferential surface of the rolling inserting portion, the rolling position fixing portion corresponds to the angular projection formed in the longitudinal direction of the rolling inserting portion along the vertex of the polygon of the rolling positioning portion so that It is characterized in that it is formed to protrude.

In addition, a rolling concave groove is formed in either one of the rolling position setting unit and the rolling position fixing unit to maintain the coupled state.

In addition, an angle limiting part is formed on one side of the rolling insertion part, and a rolling stopper contacting the angle limiting part is formed on the inner surface of the coupler to limit the rotation angle of the lamp blade with respect to the main body.

In addition, a fitting jaw is formed on the rolling base so that the rolling connection part and the coupler are not separated by being connected, and a support jaw corresponding to the fitting jaw is formed on the coupler.

In addition, the support jaw is characterized in that the avoiding groove is formed to provide a space to avoid the deformation of the support jaw when the fitting jaw is inserted into the support jaw.

In addition, the coupler includes a tubular coupler body, a hemispherical coupler head integral with the coupler body and formed above the coupler, and a pivoting rod protruding from the outer surface of the coupler to be rotatably fixed to the body characterized in that

In addition, the coupler head is characterized in that the coupler through-hole into which the electric wire is inserted is formed.

In addition, the pivoting connection portion is characterized in that it includes a rod receiving portion formed in the body to support the pivoting rod rotatably.

In addition, a plurality of pivoting positioning parts are formed along the circumferential surface of the pivoting rod, and a pivoting positioning fixing part detachably from the pivoting positioning part is formed around the rod accommodating part.

In addition, a rod receiving portion for supporting the pivoting rod to be rotatably supported is formed on the main body, and a plurality of pivoting positioning portions are formed along a circumferential surface of the pivoting rod, and the pivoting position is formed around the rod receiving portion. It is characterized in that the pivoting position fixing portion detachable from the setting portion is formed.

In addition, the pivoting positioning unit has a polygonal cross section formed on the circumferential surface of the pivoting rod, and is a ridge formed along the vertex of the polygon in the longitudinal direction of the pivoting rod, and the pivoting position fixing unit is the pivoting position fixing unit. It is characterized in that it is formed to protrude to correspond to the ridge-shaped projection of the positioning unit.

In addition, a pivoting concave groove is formed in either one of the pivoting position setting unit and the pivoting position fixing unit to maintain the coupled state.

In addition, the body includes a first coupler seat concavely formed to be accommodated when the coupler body pivots in one direction, and a second coupler seat concave to be seated when the coupler body pivots in the other direction. It is characterized in that the range of the pivoting angle of the lamp blade is limited by doing so.

Through the present invention, various lighting effects can be provided by one LED lamp. It is also possible to reduce the size by folding the lamp blades.

1 is a perspective view of an LED lamp according to an embodiment of the present invention.

Figure 2 is a perspective view showing a state that the lamp blade of the LED lamp of Figure 1 moves.

3 is an exploded perspective view viewed from the upper side of the main body of the LED lamp of FIG. 1 .

4 is an exploded perspective view viewed from the lower side of the main body of the LED lamp of FIG. 1 .

5 is an exploded perspective view viewed from the upper side of the lamp wing of the LED lamp of FIG.

6 is an exploded perspective view viewed from the lower side of the lamp wing of the LED lamp of FIG. 1 .

7 is a perspective view viewed from the upper side of the coupler of the LED lamp of FIG. 1 .

8 is a perspective view viewed from the lower side of the coupler of the LED lamp of FIG. 1 .

9 is a bottom view of the lower side of the coupler of the LED lamp of FIG. 1 .

10 is a partially enlarged perspective view of a rolling connection part of the LED lamp of FIG. 1 .

[Explanation of code]

100: LED lamp 102: electricity supply unit

104: body 106: lamp wings

108: first segment 110: second segment

112: electricity supply connection 114: first extension

116: electrical coupling 118: first coupler seat

120: first rod receiving part 122: pivoting position fixing part

124: first assembly part 126: first assembly part hole

128: second extension 130: second coupler seat

132: heat sink 134: second rod receiving part

136: second assembly hole 138: coupler

140: first wing half body 142: second wing half body

144: coupler body 146: pivoting rod

148: pivoting position setting unit 150: coupler head

152: coupler through hole 154: opening

156: support jaw 158: avoid groove

160: rolling support inner surface 162: rolling stopper

164: Rolling insertion part receiving hole 166: Rolling position fixing part

168: heat dissipation unit 170: heat dissipation fin

172: first wing assembly 174: rolling connection part

176: rolling insertion unit 178: rolling position setting unit

180: angle limiting part 182: rolling support outer surface

184: jaw 186: rolling base

188: wire entry hole 190: light transmitting part

192: second wing assembly part

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In adding reference numerals to the components of each drawing below, the same components should have the same reference numerals as much as possible even though they are shown on different drawings, and it is determined that the subject matter of the present invention may be unnecessarily obscured. Detailed description of known functions and configurations will be omitted.

1 and 2, the LED lamp 100 according to an embodiment of the present invention is basically an electricity supply unit 102 receiving electricity from the outside, electricity is supplied through the electricity supply unit 102 It comprises a main body 104 and two or more lamp blades 106 fixed to the main body 104 . Although the LED lamp 100 is basically made of plastic, the coupling part or the electrical connection part may use metal. In addition, in the embodiment, the lamp blades 106 are composed of three, but various modifications such as two or four are possible.

The biggest feature of the LED lamp 100 is that by being connected to the main body 104 by a connection part fixed to one side of the lamp blade 106, the lamp blade 106 has a pivoting motion and a rolling motion. It is possible. Here, the pivoting movement is a rotational movement of one side of the lamp blade 106, and the longitudinal axis of the lamp blade 106 with respect to the longitudinal axis of the main body 104 rotates in a direction away from the other side. it means. In addition, the rolling motion means that the ramp blade 106 rotates about an axis in the longitudinal direction with respect to the main body 104 . The pivoting motion and the rolling motion may be performed by a user selectively or simultaneously applying a force.

As shown in FIGS. 5 and 6 , the connection part includes a rolling connection part 174 disposed on one side of the lamp blade 106 and the rolling connection part 174 on the axis of the lamp blade 106 as a center. It comprises a coupler 138 that is rotatably connected, and a pivoting connection part formed on the body 104 that supports the coupler 138 to be pivotable.

The lamp wing 106 includes a first wing half 140 into which an LED substrate (not shown) is inserted and dissipating heat generated from the LED substrate to the outside, and the first wing half 140 and the LED. The second wing half body 142 for emitting light generated by the LED of the substrate to the outside, and a rolling connection part 174 connected to any one of the first wing half body 140 and the second wing half body 142 is made including It is also possible that the rolling connection portion 174 is formed in a half body on the first half wing 140 and the second half wing 142, respectively.

The first wing half body 140 includes a heat dissipation unit 168 having an empty space therein, and a heat dissipation fin 170 formed to dissipate heat to the outside. The shape of the heat dissipation fin 170 may use a known technique.

The second wing half body 142 includes a light-transmitting part 190 through which light can pass, and the light-transmitting part 190 can be formed of a material that can transmit light as a whole, or can be formed so that only a part of the light transmits. .

The first half wing 140 and the second half wing 142 may be fitted by the first wing assembly 172 and the second wing assembly 190 respectively formed, and may be fitted with a known well-known such as a bolt. It is also possible to use technology.

As shown in FIG. 10 , the rolling connection part 174 includes a rolling base 186 fixed to one side of the first wing half body 140 and the coupler 138 on the upper side of the rolling base 186 . It is made to include a rolling insert 176 to be inserted.

The rolling connection part 174 has the shape of a rotating body as a whole to rotate with respect to the coupler 138 .

A fitting protrusion 184 is formed on the rolling base 186 so that the rolling connection part 174 and the coupler 138 are not connected and separated. Then, a rolling support outer surface 182 that is inserted into the inside of the coupler 138 to the upper side of the fitting protrusion 184 to support rotation is formed.

In addition, the rolling insertion portion 176 is formed above the rolling support outer surface 182 to have a maximum outer diameter smaller than the outer diameter of the rolling support outer surface 182 .

The rolling insertion part 176 has a wire lead-in hole 188 capable of accommodating an electric wire (not shown) introduced from the body therein is formed, and a plurality of rolling positioning parts 178 along the peripheral surface thereof are formed therein. ) is formed.

The rolling positioning part 178 has a polygonal cross-section on the circumferential surface of the rolling inserting part 176, and is formed in the form of a ridge protrusion formed along the vertex of the polygon in the longitudinal direction of the rolling inserting part 176. can

In addition, an angle limiting part 180 is formed on one side of the rolling insertion part 176 . The angle limiting part 180 may be formed to protrude radially outward than the rolling insertion part 176 .

And, as shown in FIGS. 7 to 9, the coupler 138 extrapolated to the rolling connection part 174 is integral with the cylindrical coupler body 144 and the coupler body 144 and is formed above the coupler body 144. It includes a hemispherical coupler head 150 and a pivoting rod 146 that protrudes from the outer surface of the coupler and is rotatably fixed to the body 104 .

The coupler body 144 has a cylindrical shape having a space therein, and is formed in a circular shape in the embodiment of the present invention. A marking indicating rotation may be engraved on the outer surface.

The coupler head 150 is integral with the coupler body 144, and a coupler through hole 152 through which an electric wire (not shown) provided from the main body 104 is inserted may be formed. The coupler through hole 152 communicates with the inner space of the coupler body 144 .

Looking at the inside of the coupler 138, a supporting jaw 156 is formed in proximity to the opening 154 that is opened toward the outside. The supporting jaw 156 is a fitting jaw 184 of the rolling connection part 174. ), the inner diameter of the support jaw 156 is formed smaller than the outer diameter of the fitting jaw 184. Therefore, the rolling connection part 174 and the coupler 138 are to be coupled to each other by force fitting. can

In addition, when the fitting jaw 184 is inserted into the support jaw 156 in the support jaw 156 , the support jaw 156 is deformed and an avoidance groove 158 providing a space to avoid the deformed portion. ) can be formed.

A rolling support inner surface 160 is formed on the inside of the support jaw 156 . The rolling support inner surface 160 rotates the coupler 138 and the rolling connection part 174 while in rotational contact with the rolling support outer surface 182 .

In addition, a rolling insert accommodating hole 164 is formed inside the rolling support inner surface 160 of the coupler 138 so that the rolling insert 176 is inserted, and the rolling insert accommodating hole 164 inner surface A rolling position fixing unit 166 detachably from the rolling position setting unit 178 is formed.

The rolling position fixing unit 166 is formed to protrude to correspond to the ridge projection of the rolling position setting unit 178 formed on the circumferential surface of the rolling insertion unit 176 . Accordingly, a pair of the rolling position fixing unit 166 is formed to face each other so as to be stably attached and detached from the rolling position setting unit 178 .

At this time, a rolling concave groove (not shown) is formed in either one of the rolling position setting unit 178 and the rolling position fixing unit 166 to maintain the coupled state.

In addition, a rolling stopper 162 contacting the angle limiting part 180 on the inside of the rolling support inner surface 160 and limiting the rotation angle of the ramp blade 106 with respect to the body 104 may be formed. have. In the embodiment of the present invention, a pair of rolling stoppers 162 are disposed, and the rolling connection part 174 of the coupler 138 while the angle limiting part 180 is positioned between the pair of rolling stoppers 162 . to limit the angle of rotation.

3 and 4 , the main body 104 has a structure in which the first segment 108 and the second segment 110 are coupled to each other. An electrical coupling part 116 is formed on one side of the first segment 108 to be connected to the electrical supply unit 102 . As shown in FIGS. 1 and 2, a general light bulb socket may be used for the electricity supply unit 102, and other known electrical connection devices may be used.

The electrical supply connection part 112 connected to the electrical coupling part 116 is connected to the first extension part 114 extending outwardly while having a structure in which the lamp blade 106 can be installed. The first coupler seat 118 is formed in the first extension portion 114 by the number of the lamp blades 106 . The first coupler seat 118 has a substantially semi-circular cross-section opened in a direction perpendicular (radial direction) to the longitudinal direction of the main body 104, and the semi-circular shape is parallel to the longitudinal direction of the main body 104 and has a lower side. open in the direction The first coupler seat 118 has a shape corresponding to the coupler body 144 .

In addition, the second coupler seat 130 is also formed in the second extension portion 128 of the second segment 110 assembled with the first extension portion 114 to correspond to the first coupler seat 118 . The second coupler seat 130 is concave parallel to the longitudinal direction of the main body 104 and has a substantially semicircular cross-section, wherein the semicircular shape is perpendicular to the longitudinal direction of the main body 104 (radial direction). is opened to The second coupler seat 130 has a shape corresponding to the coupler body 144 .

Therefore, when the first extension part 114 and the second segment 110 are assembled, the coupler 138 is moved from one direction by the first coupler seat 118 and the second coupler seat 130 . When pivoting in the direction, the range of the pivoting angle of the lamp blade 106 is limited. That is, the lamp blade 106 can pivot in a range of approximately 90 degrees from a direction parallel to the downward direction along the longitudinal direction of the main body 104 to a direction perpendicular to the longitudinal direction of the main body 104 . Do.

If the first coupler seat 118 is formed in the second extended portion 128, the semicircular shape of the first coupler seat 118 is opened in an upward direction parallel to the longitudinal direction of the main body 104, If the second coupler seat 130 is formed in the first extension part 114 , the lamp wing 106 moves from a direction parallel to the upper direction along the longitudinal direction of the main body 104 to the main body 104 . The pivoting movement is possible in a range of approximately 90 degrees from the longitudinal direction to the perpendicular direction.

The coupling of the first segment 108 and the second segment 110 is made by coupling the first assembly part 124 and the second assembly part hole 136 formed therein, and in the embodiment of the present invention, the first assembly part 124 and the second assembly part hole 136 are coupled. A method of screwing the first assembly part 124 and the second assembly part hole 136 with a fastening bolt (not shown) is used. The fastening bolt is screwed to the second assembly hole 136 through the first assembly hole 126 communicating with the first assembly portion 124 .

In addition, a heat dissipation hole 132 is formed in the second segment 110 to discharge heat generated inside the main body 104 to the outside.

The pivoting connecting portion includes

rod accommodating portions

120 and 134 for rotatably supporting the pivoting rod 146 formed on the main body 104 . The rod

accommodating parts

120 and 134 are halves formed with semicircular grooves, and are coupled to each other to form a support part having a circular space corresponding to the pivoting rod 146 .

In addition, a plurality of pivoting positioning portions 148 are formed along the circumferential surface of the pivoting rod 146, and the pivoting positioning portion 148 is detachably formed around the

rod receiving portions

120 and 134. The pivoting position fixing part 122 is formed.

The pivoting positioning unit 148 has a polygonal cross-section formed on the circumferential surface of the pivoting rod 146, and is an angular protrusion formed in the longitudinal direction of the pivoting rod 146 along the vertex of the polygon, and The pivoting position fixing part 122 is formed to protrude to correspond to the ridge-shaped protrusion of the pivoting position setting part 148 .

A pivoting concave groove (not shown) is formed in either one of the pivoting position setting unit 148 and the pivoting position fixing unit 122 to maintain the coupled state.

In addition, an operation unit (not shown) may be disposed on the main body 104 or the lamp wing 106 so that the user can control the operation of the LED lamp 100 .

The LED lamp 100 according to the embodiment of the present invention is configured as described above. Hereinafter, an operation state of the LED lamp 100 will be described.

As shown in FIG. 1 , when the lamp blades 106 are arranged in a direction parallel to the longitudinal direction of the main body 104 , the shape with the smallest cross-sectional area can be maintained.

In this state, as shown in FIG. 2 , the user may hold the lamp blade 106 to pivot the lamp blade 106 in a direction away from the longitudinal axis of the main body 104 . At this time, the lamp blade 106 can be pivoted up to a right angle direction in the longitudinal direction of the main body 104 .

And, at the same time, it is possible for the user to rotate the lamp blade 106 to make a rolling motion with respect to the longitudinal axis of the lamp blade 106 .

The pivoting angle and the rolling angle for the plurality of lamp blades 106 can be respectively manipulated, and it is also possible to have different angles.

When the user does not use the LED lamp 100 or wants to transport it, it is preferable to set it to the state shown in FIG. 1 .

As described above, although described with reference to preferred embodiments of the present invention, those skilled in the art can variously modify and change the present invention within the scope without departing from the spirit and scope of the present invention as set forth in the claims below. You will understand that it can be done.

Claims

a body to which electricity is supplied through an electricity supply unit; and

Comprising two or more lamp wings fixed to the body,

By being connected to the main body by a connection part fixed to one side of the lamp blade, the lamp blade can pivot in a direction in which the longitudinal axis of the lamp blade moves away from the other side with respect to the longitudinal axis of the main body, At the same time, the lamp blade is an LED lamp, characterized in that it is possible to roll about the longitudinal axis with respect to the main body.
The method of claim 1, wherein the connecting portion includes a rolling connection portion disposed on one side of the lamp blade, a coupler connected to the rolling connection portion so as to be rotatable about the axis of the lamp blade, and pivoting the coupler. LED lamp, characterized in that it comprises a pivoting connection formed on the main body to support.
The LED lamp according to claim 2, wherein the rolling connection part comprises a rolling base integral with the lamp wings, and a rolling insert inserted into the coupler above the rolling base.
The LED lamp according to claim 3, wherein a plurality of rolling positioning parts are formed along the circumferential surface of the rolling inserting part, and a rolling positioning fixing part detachable from the rolling positioning part is formed inside the coupler.
According to claim 4, wherein the rolling positioning portion is formed in a polygonal cross-section on the circumferential surface of the rolling insert, the rolling position fixing portion is formed in the longitudinal direction of the rolling insert along the vertex of the polygon of the rolling positioning portion is a mountain-shaped LED lamp, characterized in that it is formed to protrude to correspond to the protrusion.
The LED lamp according to claim 5, wherein a rolling concave groove is formed in either one of the rolling position setting unit and the rolling position fixing unit to maintain the coupled state.
The method of claim 3, wherein an angle limiting part is formed on one side of the rolling insertion part, and a rolling stopper contacting the angle limiting part on an inner surface of the coupler and limiting the rotation angle of the lamp blade with respect to the body is formed. LED lamp featuring.
The LED lamp according to claim 3, wherein a fitting protrusion is formed on the rolling base so that the rolling connection part and the coupler are not separated by being connected, and a support protrusion corresponding to the fitting protrusion is formed on the coupler.
The LED lamp according to claim 8, wherein an avoidance groove is formed in the support jaw to provide a space in which the support jaw is deformed and avoided when the fitting jaw is inserted into the support jaw.
According to claim 2, wherein the coupler is a tubular coupler body, a hemispherical coupler head integral with the coupler body and formed above the coupler, and a pivoting protruding from an outer surface of the coupler to be rotatably fixed to the main body An LED lamp comprising a rod.
The LED lamp according to claim 10, wherein the coupler head has a coupler through hole through which an electric wire is inserted.
11. The LED lamp according to claim 10, wherein the pivoting connecting portion includes a rod receiving portion formed in the main body to rotatably support the pivoting rod.
13. The method according to claim 12, wherein a plurality of pivoting positioning parts are formed along a circumferential surface of the pivoting rod, and a pivoting positioning fixing part detachable from the pivoting positioning part is formed around the rod accommodating part. LED lamps.
The pivoting position fixing unit according to claim 13, wherein the pivoting positioning unit has a polygonal cross-section formed on the circumferential surface of the pivoting rod, and is a ridge formed along a vertex of the polygonal shape in the longitudinal direction of the pivoting rod, and the pivoting position is fixed. LED lamp, characterized in that the portion is formed to protrude to correspond to the ridge projection of the pivoting positioning portion.
The LED lamp according to claim 14, wherein a pivoting concave groove is formed in either one of the pivoting position setting unit and the pivoting position fixing unit to maintain the coupled state.
11. The method of claim 10, wherein the first coupler seat is concavely formed to accommodate the coupler body when pivoting in one direction, and the second coupler body is concavely formed to be seated when pivoting in the other direction on the main body. LED lamp, characterized in that limiting the pivoting angle range of the lamp blade by including a coupler seat.