KR20080112556A - Lamp lifter - Google Patents

Lamp lifter Download PDF

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Publication number
KR20080112556A
KR20080112556A KR1020070061093A KR20070061093A KR20080112556A KR 20080112556 A KR20080112556 A KR 20080112556A KR 1020070061093 A KR1020070061093 A KR 1020070061093A KR 20070061093 A KR20070061093 A KR 20070061093A KR 20080112556 A KR20080112556 A KR 20080112556A
Authority
KR
South Korea
Prior art keywords
winding drum
lamp
cable
support frame
power cable
Prior art date
Application number
KR1020070061093A
Other languages
Korean (ko)
Inventor
곽현규
Original Assignee
(주)성우에스람
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)성우에스람 filed Critical (주)성우에스람
Priority to KR1020070061093A priority Critical patent/KR20080112556A/en
Publication of KR20080112556A publication Critical patent/KR20080112556A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/15—Adjustable mountings specially adapted for power operation, e.g. by remote control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/36—Hoisting or lowering devices, e.g. for maintenance
    • F21V21/38—Hoisting or lowering devices, e.g. for maintenance with a cable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
    • F21V23/002—Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
    • H02G11/02—Arrangements of electric cables or lines between relatively-movable parts using take-up reel or drum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The present invention relates to a lamp lifting device for lifting up and down the lights installed in the performance hall, etc., the lamp lifting device according to the present invention is installed on the support frame 10, the wire to the rotating shaft 20 is rotated by the drive motor 30 The winding drum 40 and the cable winding drum 71 are provided so that the wire rope 50 and the power cable 72 can be wound or unwound by the rotation of the rotary shaft 20, thereby making it unnecessary for the power cable 72. As tension is applied, damage can be prevented, and the structure is simple, so that the size and weight can be reduced, so that the installation and maintenance are easy.

Description

Lamp lifter

1 is a front sectional view showing a conventional lamp lifting device;

2 and 3 is a front sectional view showing a lamp lifting apparatus according to the present invention,

Figure 4 is a side cross-sectional view showing a light lifting device in the present invention,

Figure 5 is a reference diagram showing a power cable of the lamp lifting apparatus according to the present invention,

Figure 6 is a reference diagram showing another embodiment of the lamp lifting apparatus according to the present invention.

-Explanation of terms for main parts of attached drawings-

One; Lamps, 10; Support Frame,

20; Axis of rotation, 30; Drive motor,

40; Wire wound drum, 50; Wire Rope,

60; lighting rack, 70; Power Supply,

71; Cable wound drum, 72; Power Cable,

73; Electrode, 74; brush

75; Insulation block.

The present invention relates to a lamp lifting device for lifting up and down the lights installed in the performance hall and the like.

In general, the lighting fixtures installed in the concert hall are installed on the lifting device for lifting, lifting and lowering for management, maintenance, and performance production.

Figure 1 shows such a lamp lift device, and the support frame 110 is installed on the ceiling (2); A wire winder 120 including a wire winding drum 121 installed at the support frame 110 and a driving motor 122 connected to the wire winding drum 121; A pair of pulleys 130 spaced apart from each other on the support frame 110; A wire rope 140 wound around the wire winding drum 121 and extending downward through the pulley 130; An illumination hanger 150 installed at a lower end of the wire rope 140 so as to be installed by hanging a lamp 1; It is provided in the support frame 110 and is connected to the lamp (1) is composed of a power supply device 160 for supplying power.

The support frame 110 is installed on the lower side of the ceiling (2), or embedded in the ceiling (2).

The power supply device 160 is wound on the bracket 161 provided on the support frame 110, the cable winding drum 162 mounted on the bracket 161, and the cable winding drum 162 It consists of a power cable 163 connected to. At this time, the cable winding drum 162 is elastically supported to rotate in the direction of winding the power cable 163 by a spring (not shown), the cable extends to the lower side to the outlet 151 provided in the lighting hanger 150 Is connected is configured to supply power to the outlet 151.

Therefore, after installing the lamp (1) to the lamp hanger 150, connecting the plug of the lamp (1) to the outlet 151, the wire winding 120 is operated to operate the wire rope 140 By unwinding or winding, the height can be adjusted by lifting the lighting rack 150 and the lighting (1) up and down. And when the light hanger 150 is lowered, the cable winding drum 162 is rotated while the power cable 163 is pulled downward, the power cable 163 is released, when the light hanger 150 is raised, the cable by the spring The winding drum 162 is rotated to receive the cable.

However, since the cable winding drum 162 is supported by the spring, the power supply device 160 of the lamp lifting device is always rotated in the winding direction of the power cable 163 to pull the power cable 163 upward. Therefore, the external force is continuously applied to the connection portion of the outlet 151 and the power cable 163 of the lighting rack 150, so that the connection portion of the power cable 163 or the power cable 163 and the outlet 151 may be damaged. There is a problem that can be.

In addition, as time passes, the spring connected to the cable winding drum 162 becomes weak, and thus, the power cable 163 cannot be detected quickly, so that the power cable 163 is not wound in the stretched state. Not only can be exposed and damaged, there is a problem that can damage the appearance.

In addition, the support frame 110 is provided with a cable winding drum 162 for winding the power cable 163, as well as the wire winding machine 120, not only increases the size of the entire lifting device, such as lighting, the weight is Increasingly, there is a problem that installation or maintenance and removal of the lifting device is very troublesome.

Accordingly, the present invention has been devised to solve the above problems, it is possible to prevent damage as the unnecessary tension is applied to the power cable, and the structure is simple to reduce the size and weight, installation and maintenance The purpose is to provide a new light lifting device that is easy.

The present invention to achieve the above object, the support frame is installed on the ceiling; A rotating shaft installed in the horizontal direction to be rotatable to the support frame; A drive motor connected to the rotation shaft; A plurality of wire winding drums fitted to the rotating shaft; A wire rope wound on the wire winding drum and having an end extending downward; A lighting hanger installed at a lower end of the wire rope and configured to install a lamp; A cable winding drum fitted to the rotary shaft, a power cable connected to an illumination lamp provided at an end of the lower end of the cable winding drum, and connected to an illumination lamp provided at the lower end of the cable winding drum, and a ring shape to be insulated from the rotary shaft. An electrode is electrically connected to the power cable, and is connected to a power source, and a proximal end thereof is supported by the support frame, and a front end thereof includes a power supply device including a brush contacting the electrode.

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

2 to 4 illustrate a lamp lift apparatus according to the present invention, the lamp lift device includes a support frame 10 installed on the ceiling (2); A rotating shaft 20 installed in the horizontal direction so as to be rotatable to the support frame 10; A drive motor 30 connected to the rotation shaft 20; A wire winding drum 40 fitted to the rotary shaft 20; A wire rope 50 wound around the wire winding drum 40 and having an end portion extending downward; An illumination hanger 60 installed at a lower end of the wire rope 50 to install a lamp 1; It is composed of a power supply device 70 for supplying power to the lamp (1) installed in the lamp hanger (60).

The support frame 10 is formed in a rectangular box shape long left and right, the lower side is formed with an opening 11 along the longitudinal direction, it is installed on the lower side of the ceiling (2) by using a bolt.

The rotation shaft 20 is a long cylindrical metal pipe, one end of which is rotatably coupled to the support shaft 21 provided in the support frame 10, and the other end of the insertion groove into which the driving motor 30 is inserted. (22) is formed.

The drive motor 30 is embedded in the insertion portion 22 of the rotation shaft 20 so that the drive shaft 32 is exposed to the outside of the end of the rotation shaft 20, the drive shaft 32 on the side of the support frame 10 When the driving motor 30 is fixed, the rotation shaft 20 is rotated together with the main body 31 of the driving motor 30. At this time, the drive motor 30 uses a cylindrical motor. The cylindrical motor is made of an elongated rod-shaped, and is provided with a reduction gear therein to generate a strong torque while rotating at a low speed.

The wire winding drum 40 has a through hole 41 formed in the center thereof, and an insertion groove 42 for inserting and winding the wire rope 50 is formed on the outer circumferential surface thereof, each of which is inserted into each of both sides of the rotation shaft 20. Combined, it is configured to rotate with the rotating shaft 20 to wind or unwind the wire rope 50.

The wire rope 50 is composed of a high-strength metal wire, the base end is fixed to the outer circumferential surface of the wire winding drum 40 is wound on the wire winding drum 40 in a spiral direction, the end is extended to the lower side hanger Connected to 60.

The lamp hanger 60 is made of a metal bar in the horizontal direction, the middle portion of the light installation unit 61 for installing the lamp (1) and a plurality of outlets 62 for connecting the plug of the lamp (1) It is provided.

The power supply device 70 is composed of a cable winding drum 71 which is fitted to the rotary shaft 20, a power cable 72 wound on the cable winding drum 71, and a ring shape to form the rotary shaft ( The electrode 73 is fitted to the circumference of the 20, and the brush 74 is connected to the power source and in contact with the electrode 73.

The cable winding drum 71 is configured to have the same diameter as the wire winding drum 40, and is fitted and fixed to the outer circumferential surface of the rotating shaft 20. As shown in FIG. 5, the power cable 72 uses a flat cable formed by adhering a plurality of electric wires 72a having the same diameter as the wire rope 50 in a lateral direction. In the state fixed to the winding drum 71, the wire rope 50 is wound on the cable winding drum 71 in the same direction as the wound around the wire winding drum 40, the tip is extended to the lower side to the lighting hanger Is connected to an outlet 62 of 60.

The electrode 73 is made of a copper alloy having a low electrical resistance is inserted to the outside of the rotating shaft 20 to be rotated with the rotating shaft 20, it is connected to the power cable 72 by the connection cable 73a so as to enable electricity do. At this time, the rotating shaft 20 is fitted with a cylindrical insulating block 75 made of an insulating synthetic resin material, the electrode 73 is fitted to the outer peripheral surface of the insulating block 75, the electrode 73 And the rotating shaft 20 are configured to be insulated from each other.

The brush 74 is composed of a plate shape of a copper alloy material, which is an electrically conductive material having elasticity, and the base end thereof is fixed to the support base 76 of an insulating material provided inside the support frame 10, and the tip is the electrode 73. It adheres to the outer circumferential surface of In addition, the brush 74 is connected to the terminal block 77 provided in the support frame 10, it is connected to the power supply through the terminal block 77.

In this case, the electrode 73 and the brush 74 are provided in the same number as the number of the power cable 72, the electric wire 72a, so that each of the electric wire 72a can be supplied to independently controllable power do. In addition, the wire rope 50 and the power cable 72 extends downward through the pulleys 12 and 13 provided inside the support frame 10.

Therefore, in the state in which the illumination lamp 1 is installed in the illumination installation unit 61 of the illumination rack 60 and the plug of the illumination lamp 1 is connected to the outlet 62, the drive motor 30 is operated to rotate the rotating shaft. Rotating the wire 20, the wire winding drum 40 and the cable winding drum 71 is rotated while winding or unwinding the wire rope 50 and the power cable 72 to lift the lamp hanger 60 and the lamp (1) do. In this case, the power supply device, the brush 74 is in close contact with the outer circumferential surface of the electrode 73, even if the rotating shaft 20 is rotated can continuously supply power to the power cable 72 connected to the electrode 73.

In the present embodiment, the support frame 10 is illustrated to be installed on the lower side of the ceiling 2, but if necessary, the support frame 10 is embedded in the ceiling (2), the entire lifting light lifting device is external It is also possible to hide invisible when viewed in.

In this configuration, the lifting device for the lamp includes the wire winding drum 40 and the cable winding drum 71 having the same diameter, and the wire rope 50 and the power cable 72 also have the same diameter, and the rotating shaft 20 rotates. When the wire rope 50 and the power cable 72 is wound or unwound by the same length, the power cable 72 can always maintain a constant tension. Therefore, unlike a conventional lamp lifter, in which the power cable 72 is always pulled by the spring, unnecessary tension is not applied to the power cable 72, so that the power cable 72 or the power cable 72 and the outlet 62 are not. There is an advantage that can prevent the connection of the damage.

In addition, the conventional lamp lifting device is a cable winding drum 71 is supported by a spring, the long-term use does not quickly detect the power cable 72 is a problem that the power cable 72 is stretched to damage or damage the appearance However, the lamp lifting apparatus according to the present invention, because the cable winding drum 71 is rotated together with the rotary shaft 20 to wind or unwind the power cable 72, so that even after long-term use, the cable can be constantly wound so that the power cable ( 72) there is an advantage that can be prevented from sagging or damage the appearance.

In addition, since the wire winding drum 40 and the cable winding drum 71 are integrally provided on the rotation shaft 20, the wire rope 50 and the power cable 72 may be unwound or wound at the same time. There is an advantage that the structure is simple and the size can be reduced because there is no need for a separate mechanism for winding or unwinding.

In particular, since the drive motor 30 is embedded in the end of the rotary shaft 20, there is no need to secure a separate space for installing the drive motor 30, to make the support frame 10 more compact In addition to reducing the size of the entire lifting device, such as a light, the overall weight is reduced, there is an advantage that easy installation and maintenance or removal. In addition, as the size of the entire lifting device is reduced, there is an advantage that the height of the ceiling (2) can be easily installed in a low or narrow place.

In addition, since the drive motor 30 is embedded in the rotating shaft 20 and concealed so that it cannot be seen from the outside, the drive motor 30 is neat in appearance compared to a conventional lamp lifter exposed to the outside, and the lamp lifter is mounted on the ceiling 2. When installed on the lower side, there is an advantage that does not harm the aesthetics.

Figure 6 shows another embodiment according to the present invention, the rotary shaft 20 is wound on the auxiliary winding drum 80, the auxiliary winding drum 80 and the end is extended to the lower side to the lamp (1) Consists of a signal cable 90 is connected, is configured to input the operation signal to the lamp (1).

In this way, the lamp lift apparatus according to the present invention may change the shape of each part or add a device required for the lamp 1 as required by the manufacturer.

According to the present invention as described above, the wire winding drum 40 and the cable winding drum 71 is installed on the rotating shaft 20 installed on the support frame 10 and rotated by the drive motor 30, thereby rotating the shaft ( The wire rope 50 and the power cable 72 can be wound or unwound by the rotation of 20 to prevent damage due to unnecessary tension being applied to the power cable 72, and the structure is simple. And the weight can be reduced, there is an advantage that easy installation and maintenance.

Claims (2)

A support frame 10 installed on the ceiling 2; A rotating shaft 20 installed in the horizontal direction so as to be rotatable to the support frame 10; A drive motor 30 connected to the rotation shaft 20; A wire winding drum 40 fitted to the rotary shaft 20; A wire rope 50 wound around the wire winding drum 40 and having an end portion extending downward; An illumination hanger 60 installed at a lower end of the wire rope 50 to install a lamp 1; A power cable connected to the cable winding drum 71 fitted to the rotary shaft 20 and the end of the cable winding drum 71 to the lower end is connected to the lamp (1) provided in the lighting hanger (60). 72 and an electrode 73 formed in a ring shape to be insulated from the rotating shaft 20 and electrically connected to the power cable 72, and connected to a power source, and the base end of the support frame 10. And a front end thereof includes a power supply device (70) consisting of a brush (74) in contact with the electrode (73). According to claim 1, wherein the drive motor 30 is embedded in the end of the rotary shaft 20, the drive shaft 32 is exposed to the outside of the end of the rotary shaft 20 is characterized in that fixed to the support frame 10 Light lifting device.
KR1020070061093A 2007-06-21 2007-06-21 Lamp lifter KR20080112556A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070061093A KR20080112556A (en) 2007-06-21 2007-06-21 Lamp lifter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070061093A KR20080112556A (en) 2007-06-21 2007-06-21 Lamp lifter

Publications (1)

Publication Number Publication Date
KR20080112556A true KR20080112556A (en) 2008-12-26

Family

ID=40370270

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070061093A KR20080112556A (en) 2007-06-21 2007-06-21 Lamp lifter

Country Status (1)

Country Link
KR (1) KR20080112556A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101048381B1 (en) * 2010-11-23 2011-07-11 주식회사 코스모센추리 Gap controlling apparatus between plants and lamp for growthing plants
KR200454999Y1 (en) * 2011-04-25 2011-08-09 이희재 Height adjustment device for luminaire
KR101136097B1 (en) * 2011-12-20 2012-04-17 이왕건 Auto-lifttig illuminator
KR101273645B1 (en) * 2011-08-08 2013-06-11 주식회사 알토 Lighting device and bridge apparatus having the same
CN103234180A (en) * 2013-05-19 2013-08-07 陈科 Hanging lamp capable of lifting automatically
KR102484170B1 (en) * 2022-03-28 2023-01-03 주식회사 하미산업 Angle changer for stage lighting

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101048381B1 (en) * 2010-11-23 2011-07-11 주식회사 코스모센추리 Gap controlling apparatus between plants and lamp for growthing plants
KR200454999Y1 (en) * 2011-04-25 2011-08-09 이희재 Height adjustment device for luminaire
KR101273645B1 (en) * 2011-08-08 2013-06-11 주식회사 알토 Lighting device and bridge apparatus having the same
KR101136097B1 (en) * 2011-12-20 2012-04-17 이왕건 Auto-lifttig illuminator
CN103234180A (en) * 2013-05-19 2013-08-07 陈科 Hanging lamp capable of lifting automatically
KR102484170B1 (en) * 2022-03-28 2023-01-03 주식회사 하미산업 Angle changer for stage lighting

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