CN220366381U - Liquid crystal knob and LED table lamp - Google Patents
Liquid crystal knob and LED table lamp Download PDFInfo
- Publication number
- CN220366381U CN220366381U CN202322098118.XU CN202322098118U CN220366381U CN 220366381 U CN220366381 U CN 220366381U CN 202322098118 U CN202322098118 U CN 202322098118U CN 220366381 U CN220366381 U CN 220366381U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- knob
- lamp
- pcb
- upper cover
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Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 59
- 239000011324 bead Substances 0.000 claims abstract description 9
- 239000003973 paint Substances 0.000 claims description 9
- 239000012780 transparent material Substances 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 16
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 8
- 210000004907 gland Anatomy 0.000 description 7
- 230000004308 accommodation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model aims to disclose a liquid crystal knob and an LED table lamp, and relates to the technical field of table lamps, comprising an upper cover, a lower cover, a PCB and a liquid crystal screen; the upper cover surrounds the lower cover, the lower cover surrounds an accommodating space, and the PCB and the liquid crystal screen are arranged in the accommodating space; the PCB is positioned below the accommodating space, and a plurality of LED lamp beads are arranged on the bottom surface of the PCB; the liquid crystal screen is positioned above the accommodating space and faces the top surface of the upper cover; the LED desk lamp comprises a lamp holder, a lamp post and a lamp cap, wherein a liquid crystal knob is arranged on the lamp holder 7, and compared with the prior art, the LED desk lamp has the beneficial effects that: through set up LCD screen at the knob top surface of LED desk lamp base, make the knob rotate adjust LED desk lamp function and operating mode in-process, at knob top surface direct display LED desk lamp function and operating mode, LCD screen does not occupy the design space alone, makes the LED desk lamp more pleasing to the eye.
Description
Technical Field
The utility model relates to the technical field of desk lamps, in particular to a liquid crystal knob and an LED desk lamp.
Background
The LED desk lamp is a common illumination tool for families, and people widely use the desk lamp when reading, learning and writing. At present, the desk lamp is used as an internet of things terminal, has the purposes of lighting, reminding, adjusting indoor atmosphere, networking and the like, and has increasingly diversified functions. Currently, if there are various functions of the display LED desk lamp, the display screen is usually displayed by a mobile phone APP or designed separately. APP display requires mobile phone login viewing, which is a relatively costly task, while separately designing the display screen occupies design space.
In view of the above, it is necessary to develop a liquid crystal knob and an LED desk lamp to overcome the above-mentioned drawbacks.
Disclosure of Invention
The utility model aims to disclose a liquid crystal knob and an LED table lamp, which aim to combine functions of a liquid crystal screen and the knob and display functions or working modes of the LED table lamp.
A first object of the present utility model is to provide a liquid crystal knob.
The second object of the utility model is to provide an LED table lamp.
In order to achieve the first object, the present utility model provides a liquid crystal knob, comprising an upper cover, a lower cover, a PCB board and a liquid crystal screen;
the upper cover surrounds the lower cover, the lower cover surrounds an accommodating space, and the PCB and the liquid crystal screen are arranged in the accommodating space;
the PCB is positioned below the accommodating space, and a plurality of LED lamp beads are arranged on the bottom surface of the PCB;
the liquid crystal screen is located above the accommodating space and faces the top surface of the upper cover.
Preferably, the surface of the upper cover is coated with opaque paint;
the lower cover is made of transparent materials, and a bottom plate is arranged at the bottom of the lower cover.
Preferably, the opaque paint is a silver metallic paint.
Preferably, a gland is arranged on the top surface of the upper cover, the gland is made of transparent materials, and the gland covers the liquid crystal screen.
Preferably, an encoder is arranged below the PCB.
Preferably, the encoder is disposed in the accommodating space and protrudes from the middle of the bottom plate.
Preferably, the encoder is arranged on the PCB through a hanging lug.
Preferably, the upper cover is circular, and the lower cover is circular.
Preferably, the liquid crystal screen is provided with a plurality of function indication areas.
In order to achieve the second object, the utility model provides an LED desk lamp, which comprises a lamp holder, a lamp post and a lamp cap, wherein the liquid crystal knob is arranged on the lamp holder.
Compared with the prior art, the utility model has the beneficial effects that:
through set up LCD screen at the knob top surface of LED desk lamp base, make the knob rotate adjust LED desk lamp function and operating mode in-process, at knob top surface direct display LED desk lamp function and operating mode, LCD screen does not occupy the design space alone, makes the LED desk lamp more pleasing to the eye.
Drawings
Fig. 1 is a schematic perspective view of a liquid crystal knob according to the present utility model.
FIG. 2 is a schematic diagram of an explosion structure of a liquid crystal knob according to the present utility model.
FIG. 3 is a schematic cross-sectional view of a liquid crystal knob according to the present utility model.
FIG. 4 is a schematic diagram showing a LCD display function according to the present utility model.
Fig. 5 is a schematic view of an LED desk lamp according to the present utility model.
Wherein, 1, upper cover; 2. a lower cover; 21. an accommodation space; 22. a bottom plate; 23. an annular bracket; 3. a PCB board; 31. LED lamp beads; 4. a liquid crystal screen; 5. a gland; 6. an encoder; 61. hanging lugs; 7. a lamp holder; 71. a liquid crystal knob; 8. a lamp post; 9. a lamp cap.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present utility model, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present utility model by those skilled in the art.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The following describes embodiments of the present utility model.
Example 1
Referring to fig. 1 to 3, this embodiment discloses a specific implementation of a liquid crystal knob.
Referring to fig. 1 to 3, the liquid crystal knob comprises an upper cover 1, a lower cover 2, a PCB board 3 and a liquid crystal screen 4, wherein the upper cover 1 is circular, and the lower cover 2 is circular; the upper cover 1 surrounds the lower cover 2, the lower cover 2 surrounds an accommodating space 21, the PCB 3 and the liquid crystal screen 4 are arranged in the accommodating space 21, specifically, an annular bracket 23 is arranged on the inner wall of the lower cover 2, and the annular bracket 23 is used for fixing the PCB 3 and the liquid crystal screen 4; the PCB 3 is located below the accommodating space 21, and a plurality of LED lamp beads 31 are arranged on the bottom surface of the PCB 3; the liquid crystal screen 4 is located above the accommodation space 21, and faces the top surface of the upper cover.
Specifically, referring to fig. 1 to 3, an upper cover 1 surrounds a lower cover 2, the upper cover 1 serving as an outer ring of the lower cover 2; the PCB 3 and the liquid crystal screen 4 are arranged in an accommodating space 21 enclosed by the lower cover 2, the liquid crystal screen 4 faces the top surface of the upper cover 1, the top surface of the upper cover 1 is provided with a gland 5, the gland 5 is made of transparent materials, the gland 5 covers the liquid crystal screen 4, namely the display content of the liquid crystal screen 4 can be seen from the top surface of the upper cover 1, and in the process of rotating and adjusting the functions and the working modes of the LED desk lamp, the functions and the working modes of the LED desk lamp are directly displayed on the top surface of the knob by the liquid crystal knob, and the liquid crystal screen 5 does not occupy the design space independently, so that the LED desk lamp is more attractive; specifically, referring to fig. 4, the lcd screen 4 is provided with a plurality of function indication areas, such as a wireless function indication area, a brightness function indication area, a color temperature function indication area, a night light mode indication area, a book mode indication area, a rhythm light indication area, an automatic photosensitive indication area, and the like.
In the rotation process of the liquid crystal knob, for positioning the rotation angle of the liquid crystal knob and accurately adjusting the working mode, an encoder 6 is arranged below the PCB 3, the encoder 6 is arranged in the accommodating space 21 and extends out of the middle of the bottom plate 22, the encoder 6 is arranged on the PCB 3 through a hanging lug 61, the rotation angle of the liquid crystal knob is positioned by the encoder 6, and the working mode of the LED desk lamp can be changed when the liquid crystal knob rotates for a certain angle.
In the night lamp mode, in order to enable the LED desk lamp to emit only a small amount of light, the surface of the upper cover 1 is coated with opaque paint, and the opaque paint is silver metallic paint; the lower cover 2 is made of transparent material, and a bottom plate 22 is arranged at the bottom of the lower cover 2; when in night lamp mode, a plurality of LED lamp beads 31 arranged at the bottom of the PCB are lightened, light rays around the LED lamp beads 31 are shielded by the upper cover 1, light rays above the LED lamp beads 31 are shielded by the PCB 3, and the light rays of the LED lamp beads 31 can only face the bottom plate 22 and can only be emitted through gaps between the bottom plate 22 and the LED lamp holder 7, so that a user can easily see the position of the liquid crystal knob in the night lamp mode.
Example 2
Referring to fig. 5, the LED desk lamp comprises a lamp holder 7, a lamp post 8 and a lamp cap 9, wherein the liquid crystal knob in embodiment 1 is disposed on the lamp holder 7.
Specifically, referring to fig. 5, the liquid crystal knob 71 described in embodiment 1 is mounted on the lamp holder 7, so that the functional adjusting knob of the LED desk lamp has a liquid crystal display function, and under the condition of a night light mode, the gap between the liquid crystal knob 71 and the lamp holder 7 has light, the LED desk lamp is attractive in design, and the user can see the adjusting state in real time when adjusting the function, and in the night light mode, the user can conveniently find the position of the liquid crystal knob 71.
The technical scheme of the LED desk lamp disclosed in this embodiment and embodiment 1 with the same parts is please refer to embodiment 1, and is not repeated here.
Claims (10)
1. The liquid crystal knob is characterized by comprising an upper cover, a lower cover, a PCB and a liquid crystal screen;
the upper cover surrounds the lower cover, the lower cover surrounds an accommodating space, and the PCB and the liquid crystal screen are arranged in the accommodating space;
the PCB is positioned below the accommodating space, and a plurality of LED lamp beads are arranged on the bottom surface of the PCB;
the liquid crystal screen is located above the accommodating space and faces the top surface of the upper cover.
2. The liquid crystal knob according to claim 1, wherein the upper cover surface is coated with an opaque paint;
the lower cover is made of transparent materials, and a bottom plate is arranged at the bottom of the lower cover.
3. The liquid crystal knob of claim 2 wherein said opaque paint is a silver metallic paint.
4. The liquid crystal knob according to claim 1, wherein a pressing cover is provided on a top surface of the upper cover, the pressing cover being made of a transparent material, and the pressing cover covering the liquid crystal screen.
5. The lcd knob of claim 2, wherein an encoder is disposed under the PCB.
6. The liquid crystal knob according to claim 5, wherein the encoder is disposed in the receiving space and protrudes from a middle portion of the bottom plate.
7. The liquid crystal knob of claim 5 wherein said encoder is disposed on said PCB via a tab.
8. The lcd knob of any one of claims 1-7, wherein the upper cover is circular and the lower cover is circular.
9. The liquid crystal knob according to claim 8, wherein the liquid crystal screen is provided with a plurality of function indication areas.
An led desk lamp comprising a lamp base, a lamp post and a lamp cap, wherein the liquid crystal knob according to any one of claims 1-9 is arranged on the lamp post or the lamp cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098118.XU CN220366381U (en) | 2023-08-07 | 2023-08-07 | Liquid crystal knob and LED table lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098118.XU CN220366381U (en) | 2023-08-07 | 2023-08-07 | Liquid crystal knob and LED table lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220366381U true CN220366381U (en) | 2024-01-19 |
Family
ID=89517879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322098118.XU Active CN220366381U (en) | 2023-08-07 | 2023-08-07 | Liquid crystal knob and LED table lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220366381U (en) |
-
2023
- 2023-08-07 CN CN202322098118.XU patent/CN220366381U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |