CN215174358U

CN215174358U - Desk lamp capable of adjusting illumination area

Info

Publication number: CN215174358U
Application number: CN202121555678.8U
Authority: CN
Inventors: 颜伟平
Original assignee: Ling Mei Te Lighting Co ltd
Current assignee: Ling Mei Te Lighting Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-14
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to an adjustable illumination area's desk lamp, include: the supporting component comprises a chassis, a supporting rod, a pivot part, a positioning pin, a switching part, two limiting pins and a bearing rod; the limiting pin penetrates through the switching part and is used for abutting against the positioning pin, and the positioning pin is positioned between the major arc sections formed by the two limiting pins; and a light emitting assembly mounted on the support assembly; the light-emitting component comprises a support fixedly arranged in the bearing rod, lamp holders connected to two opposite ends of the support and bulbs connected with the lamp holders. Above-mentioned adjustable illumination area's desk lamp, simple structure, convenient to use through rotating the carrier bar, effectively adjusts the height of two bulbs to adjustment illumination area, two bulbs cause great luminance difference with the surrounding environment, can improve eyesight protection relatively.

Description

Desk lamp capable of adjusting illumination area

Technical Field

The utility model relates to an illumination lamps and lanterns technical field especially relates to an adjustable illumination area's desk lamp.

Background

The desk lamp in the market at present basically adopts a lamp holder, and under the condition that the height of the lamp holder is basically consistent, the lighting area of the lamp holder is relatively fixed, and the light source is concentrated, so that the light source and the surrounding environment are easy to cause large brightness difference, the eyesight of a user who reads and writes under the light is easy to be damaged, the work and the study are greatly influenced, and the desk lamp is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides an adjustable illumination zone's desk lamp, simple structure, convenient to use effectively adjusts the height of first luminous body and second luminous body through rotating the carrier bar to adjustment illumination zone avoids light source and surrounding environment to cause the luminance difference, improves eyesight protection.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:

a desk lamp with adjustable illumination area, comprising:

the supporting assembly comprises a chassis, a support rod arranged on the chassis, a pivot part connected to one side of the support rod, a positioning pin connected to one side of the pivot part, a switching part sleeved on the pivot part, two limiting pins connected to the periphery of the switching part and a bearing rod connected to one end of the switching part; the limiting pin penetrates through the switching part and is used for abutting against the positioning pin, and the positioning pin is positioned between the major arc sections formed by the two limiting pins; and

a light emitting assembly mounted on the support assembly; the light-emitting component comprises a support fixedly arranged in the bearing rod, lamp holders connected to two opposite ends of the support and bulbs connected with the lamp holders.

Above-mentioned adjustable illumination area's desk lamp, simple structure, convenient to use through rotating the carrier bar, effectively adjusts the height of two bulbs to adjustment illumination area, two bulbs cause great luminance difference with the surrounding environment, can improve eyesight protection relatively.

In one embodiment, the pivot part is provided with a sliding groove along the circumferential direction of the pivot part, and the positioning pin is positioned in the sliding groove; and a positioning hole is formed in one side of the pivot part corresponding to the sliding groove and is correspondingly connected with the positioning pin.

In one embodiment, the adapter part is provided with two spacing holes arranged at intervals along the circumferential direction of the adapter part, and the spacing holes are connected with the spacing pins in a one-to-one matching manner; the limiting pin penetrates through the switching part and then protrudes into the sliding groove.

In one embodiment, the support assembly further includes two waterproof rings sleeved on the pivot portion, and the two waterproof rings are clamped between an outer wall of the pivot portion and an inner wall of the adapter portion.

In one embodiment, the pivot part is provided with accommodating grooves corresponding to two opposite sides of the sliding groove in the circumferential direction, and the accommodating grooves correspond to the waterproof rings one to one.

In one embodiment, the pivot portion and the adapter portion are both arranged in a cylindrical shape, and the outer diameter of the pivot portion is equal to the inner diameter of the adapter portion.

In one embodiment, the length direction of the bracket is consistent with the axial lead direction of the bearing rod.

Drawings

Fig. 1 is a schematic perspective view of a desk lamp with adjustable illumination area according to an embodiment of the present invention;

FIG. 2 is an exploded view of the adjustable illumination area desk lamp of FIG. 1;

FIG. 3 is an exploded view of another view of the adjustable illumination area desk lamp of FIG. 2;

FIG. 4 is a partially exploded view of the support assembly of the adjustable illumination area desk lamp of FIG. 2;

FIG. 5 is an enlarged schematic view taken at circle A of FIG. 4;

FIG. 6 is a cross-sectional view of the adjustable illumination area desk lamp shown in FIG. 1;

fig. 7 is a schematic diagram comparing a light emitting assembly with a carrying rod in the desk lamp with adjustable lighting area shown in fig. 1.

Reference is made to the accompanying drawings in which:

10-support component, 11-chassis, 12-support rod, 13-pivot part, 131-sliding groove, 132-positioning hole, 133-accommodating groove, 14-positioning pin, 15-switching part, 150-limiting hole, 16-limiting pin, 17-bearing rod and 18-waterproof ring;

20-light emitting component, 21-support, 22-lamp holder, 23-bulb, 24-cable.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 6, a desk lamp with adjustable illumination area according to an embodiment of the present invention includes a supporting assembly 10 and a light emitting assembly 20 mounted on the supporting assembly 10.

The supporting component 10 comprises a chassis 11, a supporting rod 12 arranged on the chassis 11, a pivot part 13 connected to one side of the supporting rod 12, a positioning pin 14 connected to one side of the pivot part 13, an adapter part 15 sleeved on the pivot part 13, two limiting pins 16 connected to the periphery of the adapter part 15, and a bearing rod 17 connected to one end of the adapter part 15; the limiting pin 16 is used for abutting against the positioning pin 14 after penetrating through the adapter part 15, and the positioning pin 14 is located between the major arc sections formed by the two limiting pins 16 so as to limit the rotation range of the adapter part 15, namely the rotation range of the bearing rod 17.

In the present embodiment, the supporting rod 12 and the bearing rod 17 are both hollow, and the pivot portion 13 and the adaptor portion 14 are both cylindrical, wherein the outer diameter of the pivot portion 13 is equal to the inner diameter of the adaptor portion 14.

As shown in fig. 5, the pivot portion 13 is provided with a sliding slot 131 along the circumferential direction thereof, and the positioning pin 14 is located in the sliding slot 131. Specifically, a positioning hole 132 is formed in one side of the pivot portion 13 corresponding to the sliding slot 131, and the positioning hole 132 corresponds to the connection positioning pin 14, so as to connect the pivot portion 13 and the positioning pin 14.

Two spacing holes 150 arranged at intervals are formed in the adapter part 15 along the circumferential direction of the adapter part, and the spacing holes 150 are in one-to-one matching connection with the spacing pins 16. After the adapting portion 15 is assembled with the pivot portion 13, the limit pin 16 penetrates through the adapting portion 15 and then protrudes into the sliding groove 131, the positioning pin 14 is located between the major arc sections formed by the two limit pins 16, and along with the rotation of the bearing rod 17, the positioning pin 14 is used for moving between the two limit pins 16 and abutting against the limit pin 16 to prevent the bearing rod 17 from rotating without limitation.

Further, in order to improve the water tightness between the pivot portion 13 and the adaptor portion 15, the support assembly 10 further includes two waterproof rings 18 sleeved on the pivot portion 13, and the two waterproof rings 18 are sandwiched between the outer wall of the pivot portion 13 and the inner wall of the adaptor portion 15. Specifically, the pivot portion 13 is provided with receiving grooves 133 on opposite sides thereof corresponding to the sliding grooves 131 in the circumferential direction, and the receiving grooves 133 correspond to the waterproof rings 18 one by one.

The light-emitting component 20 comprises a bracket 21 fixedly arranged in the bearing rod 17, lamp holders 22 connected with two opposite ends of the bracket 21, and bulbs 23 connected with the lamp holders 22; bulbs 23 are positioned on the exterior of opposite ends of the carrier bar 17. The length direction of the bracket 21 is consistent with the axial lead direction of the bearing rod 17; the end surface of the connector of the lamp socket 22 is flush with the end surface of the bearing rod 17, so that the bulb 23 can be connected to the lamp socket 22 after penetrating the end of the bearing rod 17, and the bulb 23 can be electrically connected to the lamp socket 22. The lamp holder 22 penetrates through the adapter part 15 and the pivot part 13 through the cable 24 and then enters the inside of the supporting rod 12, and the cable 24 penetrates through the bottom end of the supporting rod 12 and then is connected with the commercial power, so that the cable 24 can be effectively prevented from being exposed, and the safety and the attractiveness are greatly improved.

During the use, through rotating carrier bar 17 to change the height of two bulbs 23, realize the overlapping or staggering of two bulbs 23 luminous region, adjust the illumination area, avoid two bulbs 23 and the surrounding environment to cause great luminance difference, can improve eyesight protection relatively.

In this embodiment, the two light bulbs 23 may be light bulbs with the same light emitting power, or light bulbs with different light emitting powers, so as to satisfy different illumination requirements of customers.

Above-mentioned adjustable illumination area's desk lamp, simple structure, convenient to use through rotating carrier bar 17, effectively adjusts the height of two bulbs 23 to adjustment illumination area, two bulbs 23 cause great luminance difference with the surrounding environment, can improve eyesight protection relatively.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A desk lamp with adjustable illumination area, comprising:

2. The desk lamp with adjustable lighting area according to claim 1, wherein the pivot portion has a sliding groove along the circumference of the pivot portion, and the positioning pin is located in the sliding groove; and a positioning hole is formed in one side of the pivot part corresponding to the sliding groove and is correspondingly connected with the positioning pin.

3. The desk lamp with the adjustable lighting area as claimed in claim 2, wherein the adapter part is provided with two spacing holes arranged at intervals along the circumferential direction of the adapter part, and the spacing holes are connected with the spacing pins in a one-to-one matching manner; the limiting pin penetrates through the switching part and then protrudes into the sliding groove.

4. The desk lamp with the adjustable lighting area according to claim 2, wherein the support assembly further comprises two waterproof rings sleeved on the pivot portion, and the two waterproof rings are clamped between an outer wall of the pivot portion and an inner wall of the adapter portion.

5. The desk lamp with adjustable lighting area according to claim 4, wherein said pivot portion has receiving grooves formed on opposite sides thereof corresponding to said sliding grooves in a circumferential direction, and said receiving grooves are in one-to-one correspondence with said waterproof ring.

6. The illumination-area-adjustable desk lamp as claimed in claim 1, wherein the pivot portion and the adapter portion are both cylindrical, and the outer diameter of the pivot portion is equal to the inner diameter of the adapter portion.

7. The desk lamp with adjustable lighting area according to claim 1, wherein the length direction of the support is consistent with the axial direction of the carrying rod.