CN212298644U - Desk lamp - Google Patents

Abstract

The utility model belongs to the technical field of the illumination lamps and lanterns and specifically relates to a desk lamp, it includes: have and be used for holding the outer tube of each subassembly of desk lamp and the light subassembly that contains the lamp pearl, the light that the lamp pearl produced is followed the light-emitting window near outer tube upper end is beaten out, its characterized in that, the desk lamp still includes: big support, battery package and main control panel subassembly, wherein: the upper end of the large support is connected with the lamplight assembly, and the lower end of the large support is connected with the battery pack; the main control board assembly is used for bearing circuit elements and is arranged in parallel with the battery pack. The utility model discloses LED table lamp product simple structure is compact, the precision is high, the installation effectiveness is high, and heat dispersion is good, high light efficiency, low facula, low glare simultaneously, has higher practical value and market spreading value.

Description

Desk lamp

Technical Field

The invention relates to the field of lighting lamps, in particular to a desk lamp.

Background

Table lamps are an important kind of lighting fixtures, and are widely used for learning, working, bedside lighting, and the like.

At present, the following problems mainly exist in the existing desk lamp:

1. the lighting mode is generally a direct lighting mode of a light source and a diffusion plate, and the mode has the problems of large lighting area, uncontrollable irradiation range and the like, so that unnecessary light energy loss is easily caused, and visual interference and influence on surrounding people without lighting can be caused by glare, floodlight and the like generated when the desk lamp is used.

2. The existing desk lamp has the disadvantages of complex structure, heavy weight and large volume, and causes great inconvenience for the disassembly, assembly and carrying of the desk lamp.

3. The radiating mode of lamp plate + radiator is generally adopted to current desk lamp, because the radiator generally is installed in the narrow and small space at the lamp plate back, and peripheral part is mostly plastic class material, and the heat that the radiator was built up is hardly in time discharged, very easily influences the illuminating effect and the life of desk lamp.

Therefore, it is necessary to provide an improved solution for the existing desk lamp to maximize the heat dissipation performance, the convenience of installation and the stability of the desk lamp.

SUMMERY OF THE UTILITY MODEL

Not enough to above-mentioned prior art, the utility model aims to provide a desk lamp convenient to assembly, simple structure is compact, the precision is high, the installation effectiveness is high, and heat dispersion is good, high light efficiency, low facula, low glare simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a desk lamp, has the outer tube that is used for holding each subassembly of desk lamp and the light subassembly that contains the lamp pearl, the light that the lamp pearl produced is followed near the light-emitting window in outer tube upper end is beaten out, desk lamp still includes: big support and main control panel subassembly, wherein:

the upper end of the large bracket is connected with the lamplight assembly;

the main control board assembly is used for bearing circuit elements.

Preferably, the desk lamp further comprises a lip piece arranged at the light outlet, and the lip of the lip piece is located on the inner periphery of the light outlet.

Preferably, the lip extends from the light outlet to the outside of the outer tube.

Preferably, the top of the big bracket is provided with a pit, the lip piece is provided with a base and a lip, and the base is positioned in the pit.

Preferably, the table lamp further comprises a weight located near the bottom of the outer tube.

Preferably, the desk lamp further comprises a top cover and a touch control assembly, the top cover and the touch control assembly are located above the lighting assembly, a button is arranged in the top cover, and a touch control spring and a touch control circuit board are arranged in the touch control assembly.

Preferably, the light assembly has a heat dissipation block at an upper portion thereof, and the heat dissipation block has fins at an inner portion thereof.

Preferably, heat conduction silicone grease is arranged between the radiating block and the outer tube.

Preferably, the light assembly comprises an aluminum substrate, and a lamp bead is fixed on the aluminum substrate.

Preferably, the light assembly includes: the lamp comprises a first lamp bead, a first lens, a second lamp bead and a second lens; wherein:

the first lens is positioned in the light-emitting direction of the first lamp bead, and the first lamp bead is positioned at the focus of the first lens;

the second lens is located in the light emitting direction of the second lamp bead, and the second lamp bead is not located at the focus of the second lens.

Preferably, the lamp beads and the lamp beads are LED lamp beads.

Preferably, the desk lamp further comprises a battery pack arranged in parallel with the main control board assembly.

Preferably, the battery pack has an accommodating space for accommodating the cylindrical battery.

Preferably, the lip piece is integrally formed with the large support.

Since the technical scheme is used, the utility model discloses a all fix light subassembly and main control board subassembly on big support, whole reassembling is last to holistic assembly and installation effectiveness have been increased, and the product is difficult for dropping not hard up, has increased the stability of product. And simultaneously, the utility model discloses utilize light subassembly upper portion to be provided with the radiating block to be provided with heat conduction silicone grease between radiating block and outer tube, and utilize aluminium base board to fix the lamp pearl, make the utility model discloses the thermal diffusivity of desk lamp obtains great improvement, and lamp pearl temperature has obtained the reduction, has improved product life. The utility model discloses LED table lamp product simple structure is compact, the precision is high, the installation effectiveness is high, and heat dispersion is good, high light efficiency, low facula, low glare simultaneously, has very high practical value and market spreading value.

Description of the drawings:

for purposes of illustration and not limitation, the present invention will now be described in accordance with its preferred embodiments, particularly with reference to the accompanying drawings, in which:

fig. 1 is an exploded view of the desk lamp of the present invention.

Fig. 2 is a schematic diagram of the main components of the desk lamp of the present invention.

Fig. 3 is an internal structure diagram of an embodiment of the desk lamp of the present invention.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the invention can have various embodiments defined and covered by the claims.

As shown in fig. 1 to 3, the present embodiment provides a desk lamp having an outer tube 20 for accommodating components of the desk lamp and a lamp component a including a lamp bead, wherein light generated by the lamp bead is emitted from a light outlet 23 near an upper end of the outer tube 20. This desk lamp still includes: big support b and main control board subassembly d. The upper end of the large bracket b is connected with the lamplight component a; the main control board assembly d is used for carrying circuit elements.

In order to shape the spot shape on the table or the floor, the desk lamp further includes a lip member 11 provided at the light outlet 23, and a lip 24 of the lip member 11 is located at an inner peripheral edge of the light outlet 23.

In order to reduce flare and glare, the lip 24 extends from the light outlet 23 to the outside of the outer tube 20.

For the convenience of installation, the large bracket b has a recess 25 at the top, and the lip 11 has a base and a lip 24, the base being located in the recess 25. The arrangement is such that during assembly, the base can be placed directly in the recess without using screws, which is helpful for facilitating installation.

In order to reduce the center of gravity of the product and increase the stability of the product, the desk lamp further comprises a balancing weight e which is positioned near the bottom of the outer tube. The balancing weight e can be fixed with the large support b and the outer pipe 20 at the same time, so that mutual displacement of the whole internal assembly is reduced, and the assembly is not easy to damage and topple over.

In order to turn on and off the lamp conveniently, the desk lamp further comprises a top cover 1 and a touch control assembly 2, the top cover 1 and the touch control assembly 2 are located above the light assembly a, a button is arranged in the top cover 1, and a touch control spring and a touch control circuit board are arranged in the touch control assembly 2.

In order to increase the heat conduction efficiency, improve the heat dissipation, reduce lamp pearl temperature, improve the desk lamp life-span, the upper portion of light subassembly a has radiating block 3, and this radiating block 3's inside has the fin.

In order to increase the heat conduction efficiency, improve the heat dissipation, reduce lamp pearl temperature, improve the desk lamp life-span, still can have heat conduction silicone grease 4 between radiating block 3 and outer tube 20. The thermal grease 4 may be in close contact with the outer tube 20 to help the heat of the heat dissipation block 3 to be more efficiently conducted to the outer tube 20, thereby further improving heat dissipation performance.

In order to fix the lamp beads and quickly transmit the temperature of the lamp beads to the heat dissipation block 3, the light component a comprises an aluminum substrate 6, and the lamp beads are fixed on the aluminum substrate 6.

The light assembly a may include: a first lamp bead 21 and a first lens 7, and a second lamp bead 22 and a second lens 8; wherein: the first lens 7 is located in the light emitting direction of the first lamp bead 21, and the first lamp bead 21 is located at the focus of the first lens; the second lens 8 is located in the light emitting direction of the second lamp bead 22, and the second lamp bead 22 is not located at the focus of the second lens.

The first lamp bead 21 and the second lamp bead 22 can be LED lamp beads.

In order to help to reduce the gravity center of the whole desk lamp and have sufficient space for arranging the main control panel, the desk lamp also comprises a battery pack c arranged in parallel with the main control panel component d. If the battery pack is not arranged, an external adapter is needed.

In order to stably mount the battery in the table lamp, the battery pack c has an accommodating space for accommodating the cylindrical battery. For example, a dry cell battery, which is also shaped to fit the outer tube 20. The battery pack c has a large length, so that the main control board assembly d arranged in parallel has a large enough space for arranging the electronic components, which is helpful for improving the reliability and heat dissipation of the main control board assembly d.

In another embodiment of the present invention, as shown in fig. 3, the lip member 11 is integrally formed with the large support b. The structure of the desk lamp is simpler.

The above detailed description does not limit the scope of the present invention. Those skilled in the art will appreciate that various modifications, combinations, sub-combinations, and substitutions can occur, depending on design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (14)

1. A desk lamp having an outer tube (20) for accommodating components of the desk lamp and a light component (a) including a lamp bead, light generated by the lamp bead being emitted from a light outlet (23) near an upper end of the outer tube (20), the desk lamp further comprising: big support (b) and master control board subassembly (d), wherein:

the upper end of the large bracket (b) is connected with the lamplight assembly (a);

the main control board component (d) is used for carrying circuit elements.

2. The desk lamp according to claim 1, further comprising a lip member (11) provided at the light exit (23), a lip (24) of the lip member (11) being located at an inner periphery of the light exit (23).

3. The desk lamp of claim 2, wherein the lip (24) extends from the light exit opening (23) to outside the outer tube (20).

4. The desk lamp of claim 2, wherein the top of the large support (b) has a recess, and the lip member (11) has a base and a lip (24), the base being located in the recess (25).

5. The desk lamp of claim 1 further comprising a weight (e) located near the bottom of the outer tube.

6. The desk lamp according to claim 1, further comprising a top cover (1) and a touch component (2), wherein the top cover (1) and the touch component (2) are located above the light component (a), a button is arranged in the top cover (1), and a touch spring and a touch circuit board are arranged in the touch component (2).

7. The desk lamp as claimed in claim 1, wherein the light assembly (a) has a heat dissipating block (3) at an upper portion thereof, and the heat dissipating block (3) has fins at an inner portion thereof.

8. The desk lamp of claim 7, wherein a heat conducting silicone grease (4) is provided between the heat dissipating block (3) and the outer tube (20).

9. The desk lamp of claim 1, wherein the light assembly (a) comprises an aluminum substrate (6), and a lamp bead is fixed on the aluminum substrate (6).

10. The desk lamp of claim 1, wherein the light assembly (a) comprises: a first lamp bead (21) and a first lens (7), and a second lamp bead (22) and a second lens (8); wherein:

the first lens (7) is positioned in the light outgoing direction of the first lamp bead (21), and the first lamp bead (21) is positioned at the focus of the first lens;

the second lens (8) is located in the light emitting direction of the second lamp bead (22), and the second lamp bead (22) is not located at the focus of the second lens.

11. The desk lamp of claim 10, wherein the first lamp bead (21) and the second lamp bead (22) are LED lamp beads.

12. The desk lamp as claimed in any one of claims 1-11, further comprising a battery pack (c) juxtaposed with the main control board assembly.

13. The desk lamp as claimed in claim 12, wherein the battery pack (c) has a receiving space for receiving a cylindrical battery.

14. The desk lamp of claim 2, wherein the lip member (11) is integrally formed with the large bracket (b).

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