CN204403908U - Adjustable type LED desk lamp - Google Patents

Adjustable type LED desk lamp Download PDF

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Publication number
CN204403908U
CN204403908U CN201520026567.6U CN201520026567U CN204403908U CN 204403908 U CN204403908 U CN 204403908U CN 201520026567 U CN201520026567 U CN 201520026567U CN 204403908 U CN204403908 U CN 204403908U
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CN
China
Prior art keywords
desk lamp
block
adjustable type
lifting column
luminescence component
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201520026567.6U
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Chinese (zh)
Inventor
成艳军
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Zhengzhou Technical College
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Zhengzhou Technical College
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Filing date
Publication date
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Priority to CN201520026567.6U priority Critical patent/CN204403908U/en
Application granted granted Critical
Publication of CN204403908U publication Critical patent/CN204403908U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The utility model relates to a kind of adjustable type LED desk lamp, comprise base, support and lamp housing, described support comprises pillar, lifting column and joint pin, described lower rod end is fixedly connected with base, described lifting column lower end is stretched in pillar and lifting column and pillar are slidably connected, described joint pin lower end and lifting column upper end thereof, joint pin upper end is fixed on bottom lamp housing, described lamp housing side is vertically provided with chute, described chute slidably connects luminescence component, power supply contiguous block is provided with in described chute, described luminescence component is electrically connected with power supply contiguous block by the coupling assembling be fixed on luminescence component.This adjustable type LED desk lamp is slided by adopting mechanical type, achieve the stacking of the intensity of illumination of three light sources, convenient adjustment, and increase the service life of LED, the mode of being dispelled the heat by contact and being electrically connected, adds radiating effect, avoids complicated circuit, extend the service life of desk lamp, add the security that desk lamp uses.

Description

Adjustable type LED desk lamp
Technical field
The utility model relates to field of light fittings, particularly a kind of adjustable type LED desk lamp.
Background technology
Desk lamp is seen everywhere in daily life, mainly in order to user is by regulating the direction of illumination of light source, thus reach the object of daylighting, the desk lamp of prior art adopts energy-saving bulb as light emitting source mostly, and along with the development of science and technology, LED instead of electricity-saving lamp gradually, but because the LED quantity of same light source is more, so the heat produced also can be more, affect the service life of LED, and the desk lamp of prior art is the intensity of illumination being regulated unit are by the mode of regulation voltage mostly, this electrical adjustment mode also shortens the service life of LED to a certain extent.
Also have in prior art and adopt the mode of mechanical dimming, but all many and more complicated of the circuit of this mode, grow later circuit service time easily aging, there is potential safety hazard.
Utility model content
The technical problems to be solved in the utility model is: not good in order to overcome prior art thermal diffusivity, line management is unreasonable, the deficiency that LED service life is short, provides a kind of adjustable type LED desk lamp.
The utility model solves the technical scheme that its technical problem adopts: a kind of adjustable type LED desk lamp, comprise base, support and lamp housing, described support comprises pillar, lifting column and joint pin, described lower rod end is fixedly connected with base, described lifting column lower end is stretched in pillar and lifting column and pillar are slidably connected, described joint pin lower end and lifting column upper end thereof, joint pin upper end is fixed on bottom lamp housing, described lamp housing side is vertically provided with chute, described chute slidably connects luminescence component, power supply contiguous block is provided with in described chute, described luminescence component is electrically connected with power supply contiguous block by the coupling assembling be fixed on luminescence component.
Particularly, described luminescence component comprises lampshade, aluminium base, LED and slide assemblies, described lampshade correspondence is arranged on aluminium base side, described LED to be arranged on aluminium base and LED between lampshade and aluminium base, described slide assemblies is arranged on aluminium base opposite side, and described slide assemblies comprises two pieces of symmetrical L-type insulation slide blocks, and one end of described two slide blocks is equipped with a coupling assembling, be provided with radiating block between two slide blocks, described radiating block is fixedly connected with aluminium base.
Particularly, described slide block comprises vertical supporting portion and horizontal slip portion, two vertical supporting portions are arranged between two horizontal slip portions, one end, horizontal slip portion is fixedly connected with vertical supporting portion, the horizontal slip portion other end is fixed with coupling assembling, described radiating block is arranged between two vertical supporting portions and the height of radiating block is equal with the height in vertical supporting portion, and being provided with fin bottom described chute, slides along fin in described radiating block and two horizontal slip portions.
Particularly, described radiating block and fin are aluminum alloy materials.
Particularly, described coupling assembling comprises contact block, spring and pedestal, the bar hole mated with contact block is provided with in described pedestal, described contact block slides along bar hole, described contact block and power supply contiguous block interference fit, described spring is arranged in bar hole, and described spring one end is fixed on contact block, the spring other end is fixed on pedestal, and described spring is compressive state.
Particularly, described chute and luminescence component all have three, and three chutes all vertically arrange and are parallel to each other.
The beneficial effects of the utility model are, this adjustable type LED desk lamp is slided by adopting mechanical type, achieve the stacking of the intensity of illumination of three light sources, convenient adjustment, and increase the service life of LED, the mode of being dispelled the heat by contact and being electrically connected, add radiating effect, avoid complicated circuit, extend the service life of desk lamp, add the security that desk lamp uses.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the utility model adjustable type LED desk lamp;
Fig. 2 is the right view of the utility model adjustable type LED desk lamp;
Fig. 3 is the luminescence component of the utility model adjustable type LED desk lamp and the connection diagram of chute;
Fig. 4 is the coupling assembling of the utility model adjustable type LED desk lamp and the connection diagram of power supply contiguous block;
In figure: 1. base, 2. pillar, 3. lifting column, 4. joint pin, 5. lamp housing, 6. chute, 7. luminescence component, 8. coupling assembling, 9. power supply contiguous block, 10. heat sink, 11. radiating blocks, 71. lampshades, 72.LED lamp, 73. aluminium bases, 74. slide blocks, 74-1. vertical supporting portion, 74-2. horizontal slip portion, 81. pedestals, 82. contact blocks, 83. springs.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As Figure 1-Figure 4, a kind of adjustable type LED desk lamp, comprise base 1, support and lamp housing 5, described support comprises pillar 2, lifting column 3 and joint pin 4, described pillar 2 lower end is fixedly connected with base 1, described lifting column 3 lower end is stretched in pillar 2 and lifting column 3 and pillar 2 are slidably connected, described joint pin 4 lower end and lifting column 3 upper end thereof, joint pin 4 upper end is fixed on bottom lamp housing 5, described lamp housing 5 side is vertically provided with chute 6, described chute 6 slidably connects luminescence component 7, power supply contiguous block 9 is provided with in described chute 6, described luminescence component 7 is electrically connected with power supply contiguous block 9 by the coupling assembling 8 be fixed on luminescence component 7.
Particularly, described luminescence component 7 comprises lampshade 71, aluminium base 73, LED 72 and slide assemblies, described lampshade 71 correspondence is arranged on aluminium base 73 side, described LED 72 to be arranged on aluminium base 73 and LED 72 between lampshade 71 and aluminium base 73, described slide assemblies is arranged on aluminium base 73 opposite side, described slide assemblies comprises two pieces of symmetrical L-type insulation slide blocks 74, one end of described two slide blocks 74 is equipped with a coupling assembling 8, be provided with radiating block 11 between two slide blocks 74, described radiating block 11 is fixedly connected with aluminium base 73.
Particularly, described slide block 74 comprises vertical supporting portion 74-1 and horizontal slip portion 74-2, two vertical supporting portion 74-1 are arranged between two horizontal slip portion 74-2,74-2 one end, horizontal slip portion is fixedly connected with vertical supporting portion 74-1, the 74-2 other end in horizontal slip portion is fixed with coupling assembling 8, described radiating block 11 is arranged between two vertical supporting portion 74-1 and the height of radiating block 11 is equal with the height of vertical supporting portion 74-1, be provided with fin 10 bottom described chute 6, described radiating block 11 and two horizontal slip portion 74-2 slide along fin 10.
Particularly, described radiating block 11 and fin 10 are aluminum alloy materials.
Particularly, described coupling assembling 8 comprises contact block 82, spring 83 and pedestal 81, the bar hole mated with contact block 82 is provided with in described pedestal 81, described contact block 82 slides along bar hole, described contact block 82 and power supply contiguous block 9 interference fit, described spring 83 is arranged in bar hole, and described spring 83 one end is fixed on contact block 82, spring 83 other end is fixed on pedestal 81, and described spring 83 is in compressive state.
Particularly, described chute 6 and luminescence component 7 all have three, and three chutes 6 all vertically arrange and are parallel to each other.
The joint pin 4 of this desk lamp is hinged with lifting column 3, mainly in order to regulate the gradient of lamp housing 5; Lifting column 3 and pillar 2 are slidably connected, and mainly facilitate the illuminator level of adjustable desk lamp.
This desk lamp, by the height of adjustment three luminescence components 7 relative to horizontal level, just can realize the intensity of illumination regulating unit are; In fact, coupling assembling 8 is hidden in chute 6 inside, mainly in order to increase security, prevents metal electrical body to be exposed on the external, and adopts mechanical type contact to connect here, not only make structure more simplify, and can also avoid complicated loaded down with trivial details circuit and arrange; By arranging heat sink 10 in chute 6, and radiating block 11 being set between heat sink 10 and aluminium base 73 to carry out heat conduction, greatly increasing the radiating effect of luminescence component 7, extending the service life of LED.
Compared with prior art, this adjustable type LED desk lamp is slided by adopting mechanical type, achieve the stacking of the intensity of illumination of three light sources, convenient adjustment, and increase the service life of LED 72, the mode of being dispelled the heat by contact and being electrically connected, add radiating effect, avoid complicated circuit, extend the service life of desk lamp, add the security that desk lamp uses.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.

Claims (6)

1. an adjustable type LED desk lamp, comprise base (1), support and lamp housing (5), it is characterized in that, described support comprises pillar (2), lifting column (3) and joint pin (4), described pillar (2) lower end is fixedly connected with base (1), described lifting column (3) lower end is stretched in pillar (2) and lifting column (3) and pillar (2) are slidably connected, described joint pin (4) lower end and lifting column (3) upper end thereof, joint pin (4) upper end is fixed on lamp housing (5) bottom, described lamp housing (5) side is vertically provided with chute (6), described chute (6) slidably connects luminescence component (7), power supply contiguous block (9) is provided with in described chute (6), described luminescence component (7) is electrically connected with power supply contiguous block (9) by the coupling assembling (8) be fixed on luminescence component (7).
2. adjustable type LED desk lamp as claimed in claim 1, it is characterized in that, described luminescence component (7) comprises lampshade (71), aluminium base (73), LED (72) and slide assemblies, described lampshade (71) correspondence is arranged on aluminium base (73) side, described LED (72) is arranged on that aluminium base (73) is upper and LED (72) is positioned between lampshade (71) and aluminium base (73), described slide assemblies is arranged on aluminium base (73) opposite side, described slide assemblies comprises two pieces of symmetrical L-types insulation slide block (74), one end of described two slide blocks (74) is equipped with a coupling assembling (8), radiating block (11) is provided with between two slide blocks (74), described radiating block (11) is fixedly connected with aluminium base (73).
3. adjustable type LED desk lamp as claimed in claim 2, it is characterized in that, described slide block (74) comprises vertical supporting portion (74-1) and horizontal slip portion (74-2), two vertical supporting portions (74-1) are arranged between two horizontal slip portions (74-2), horizontal slip portion (74-2) one end is fixedly connected with vertical supporting portion (74-1), horizontal slip portion (74-2) other end is fixed with coupling assembling (8), described radiating block (11) is arranged between two vertical supporting portions (74-1) and the height of radiating block (11) is equal with the height of vertical supporting portion (74-1), described chute (6) bottom is provided with fin (10), described radiating block (11) and two horizontal slip portions (74-2) are slided along fin (10).
4. adjustable type LED desk lamp as claimed in claim 3, it is characterized in that, described radiating block (11) and fin (10) are aluminum alloy materials.
5. adjustable type LED desk lamp as claimed in claim 1, it is characterized in that, described coupling assembling (8) comprises contact block (82), spring (83) and pedestal (81), the bar hole mated with contact block (82) is provided with in described pedestal (81), described contact block (82) slides along bar hole, described contact block (82) and power supply contiguous block (9) interference fit, described spring (83) is arranged in bar hole, described spring (83) one end is fixed on contact block (82), spring (83) other end is fixed on pedestal (81), described spring (83) is in compressive state.
6. adjustable type LED desk lamp as claimed in claim 1, it is characterized in that, described chute (6) and luminescence component (7) all have three, and three chutes (6) all vertically arrange and are parallel to each other.
CN201520026567.6U 2015-01-15 2015-01-15 Adjustable type LED desk lamp Expired - Fee Related CN204403908U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520026567.6U CN204403908U (en) 2015-01-15 2015-01-15 Adjustable type LED desk lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520026567.6U CN204403908U (en) 2015-01-15 2015-01-15 Adjustable type LED desk lamp

Publications (1)

Publication Number Publication Date
CN204403908U true CN204403908U (en) 2015-06-17

Family

ID=53427762

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520026567.6U Expired - Fee Related CN204403908U (en) 2015-01-15 2015-01-15 Adjustable type LED desk lamp

Country Status (1)

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CN (1) CN204403908U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989991A (en) * 2015-07-01 2015-10-21 施婷婷 Touch clock LED table lamp
CN105650577A (en) * 2016-03-07 2016-06-08 何小平 Multifunctional LED table lamp
CN108731047A (en) * 2017-04-20 2018-11-02 青岛海尔洗碗机有限公司 A kind of range hood

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989991A (en) * 2015-07-01 2015-10-21 施婷婷 Touch clock LED table lamp
CN105650577A (en) * 2016-03-07 2016-06-08 何小平 Multifunctional LED table lamp
CN108731047A (en) * 2017-04-20 2018-11-02 青岛海尔洗碗机有限公司 A kind of range hood
CN108731047B (en) * 2017-04-20 2020-07-07 青岛海尔洗碗机有限公司 Fume exhaust fan

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150617

Termination date: 20160115

EXPY Termination of patent right or utility model