CN217503412U - Lens and shadowless desk lamp - Google Patents
Lens and shadowless desk lamp Download PDFInfo
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- CN217503412U CN217503412U CN202220707864.7U CN202220707864U CN217503412U CN 217503412 U CN217503412 U CN 217503412U CN 202220707864 U CN202220707864 U CN 202220707864U CN 217503412 U CN217503412 U CN 217503412U
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Abstract
The utility model discloses a lens and shadowless desk lamp, the lens comprises a lens body, the lens body is in a circular arc annular structure, the axis of the circular arc annular structure is arranged in a way of extending up and down, the inner peripheral surface of the lens body is an incident light surface, the outer peripheral surface of the lens body is an emergent light surface, the top and the bottom of the lens body are both provided with reflecting surface layers, the emergent light surface is irradiated downwards in a slope way, the shadowless desk lamp comprises the lens, a lamp bracket and a first light-emitting component, the lens is arranged on the outer peripheral side of the vertical axial direction of the lamp bracket, the first light-emitting component is arranged on the incident light surface, the first light-emitting component emits light, the light beam emitted by the first light-emitting component enters the lens body from the incident light surface, the deflection light is emitted through the lens body, large-range uniform illumination is realized, a certain protection angle is achieved, dazzling cannot be generated, and the light beam emits the deflection light through the lens body, so that the effect of lightening the shadow is achieved.
Description
Technical Field
The utility model relates to a field of lamps and lanterns, in particular to lens and shadowless desk lamp.
Background
The desk lamp used by people at present is widely used by people due to the fact that the desk lamp is convenient to move and adjust the position. The light source of the desk lamp is generally provided with a light emitting component and a lens, the light emitted by the light emitting component irradiates through the lens, but the existing lens has the defects of uneven illumination, dazzling and easy occurrence of shadows due to narrow irradiation range and unidirectional irradiation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lens and shadowless desk lamp to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.
The technical scheme adopted for solving the technical problems is as follows:
at first the utility model provides a lens, it includes: the lens body is of an arc annular structure, the axis of the arc annular structure extends up and down, the inner circumferential surface of the lens body is an incident light surface, the outer circumferential surface of the lens body is an emergent light surface, the top and the bottom of the lens body are both provided with reflecting surface layers, and the emergent light surface is obliquely and downwards irradiated.
The lenticle in this scheme is when using, and the light beam shines from the incident plain noodles, and the light beam passes through the refraction of the inside of lenticle and the reflection of reflecting surface layer, later jets out from the emergent plain noodles, and the lenticle of circular arc annular structure makes shining of emergent plain noodles can shine toward the periphery according to certain radian, realizes evenly illuminating on a large scale to the emergent light is personally submitted the slope and is shone downwards, has certain angle of protection, can not produce dazzlingly, and the light beam sends partial refraction through the lenticle, reaches the effect that alleviates the shadow.
As a further improvement of the above technical solution, a horizontal plane below the lens body is set as a working plane, a light irradiation range of the emergent light surface on the working plane is a light irradiation receiving area, and the light irradiation receiving area is in an arc surface shape on a top view projection plane; setting a distance between an inner peripheral edge of the irradiation receiving region and the lens body to be X and setting a distance between an outer peripheral edge of the irradiation receiving region and the lens body to be L on a plane projection surface;
the horizontal height difference between the irradiation receiving area and the lens body is H;
the light distribution angle of the lens body (100) is theta 1 Theta of 1 ＝arctan(L/H)-arctan(X/H)；
The downward polarizing angle of the lens body (100) is theta 2 Theta of 2 ＝90°-arctan(L/H)-arctan(X/H)+0.5θ 1 。
The lens body in this embodiment can set the light distribution angle and the downward polarization angle of the lens body according to the range size of the irradiation receiving area, wherein the radian of the lens body can be determined according to the actual situation and is generally set to 120 °.
As a further improvement of the above technical solution, a first groove extending along the length of the lens body is provided on the light incident surface. The first recess is mainly used for accommodating the mounting light source, so that the space occupied by the mounting structure is reduced. The second groove extending along the length of the lens body is arranged on the emergent light surface, so that the material saving effect is achieved, the groove bottom of the first groove can be set to be an arc-shaped light incident surface, and the groove bottom of the second groove can be set to be an arc-shaped light emergent surface, so that the lens body can better distribute light.
Furthermore, the utility model provides a shadowless desk lamp, it includes foretell lens, still includes lighting fixture and first light-emitting component, lens set up in the vertical axial periphery side of lighting fixture, first light-emitting component set up in incident light face, at this moment the lighting fixture is placed on the working face.
The shadowless desk lamp emits light through the first light emitting assembly, light beams emitted by the first light emitting assembly enter the lens body from the incident light surface and emit deflection light through the lens body, the requirement of the lighting uniformity of the desk lamp is met, and glare is avoided.
As a further improvement of the above technical solution, the shadowless desk lamp further comprises a second light emitting assembly, the second light emitting assembly is arranged at the upper part of the lamp holder, the lens and the first light emitting assembly are arranged at the side below the second light emitting assembly together, and the second light emitting assembly irradiates downwards; a horizontal plane below the lens body is set as a working plane, the light irradiation range of the emergent light surface on the working plane is a light irradiation receiving area, and on a overlooking projection plane, the light irradiation range of the second light emitting component is crossed with the light irradiation receiving area.
The second light-emitting component and the first light-emitting component in the scheme can be alternately or together started, when the second light-emitting component and the first light-emitting component are started together for lighting, the second light-emitting component serves as a main lamp, and the first light-emitting component serves as an auxiliary lamp, so that shadows are eliminated, a visual shadowless lighting effect is achieved, and a healthier, safer and more comfortable work and study lighting environment is created. When the second light-emitting assembly and the first light-emitting assembly are independently turned on and lightened, the requirement of the desk lamp on the uniformity of illumination can be met, and glare is avoided.
As a further improvement of the above technical solution, the second light emitting assembly includes a second light emitting source, a light guide body, and a reflector, the light guide body has a light guiding incident end and a light guiding exit end at two ends in the transverse direction, the second light emitting source is disposed at an end side of the light guiding incident end, the reflector is disposed at an end side of the light guiding exit end, the second light emitting source simultaneously irradiates toward the light guiding incident end and downward, the light guide body is configured to emit a part of light beams entering from the light guiding incident end from the light guiding exit end and emit another part of light beams from an outer peripheral wall of the light guide body as ambient light, and the reflector is configured to reflect light beams emitted from the light guiding exit end to irradiate downward. In this case, the second light emitting element is a combination of a side light emitting type and a direct light emitting type.
In the scheme, a part of light emitted by the second light emitting source directly irradiates downwards to act on the working surface; the other part of the light beams passing through the light guide body are emitted from the peripheral wall of the light guide body, so that the light guide body is wholly used for brightening atmosphere light of a generated space, and the light beams passing through the other part of the light guide body are subjected to light distribution again on the reflector after being totally reflected by the inside of the light guide body and then are irradiated downwards to act on the working surface, so that the multiple light-emitting surfaces of the second light-emitting source, the atmosphere light of the light guide body and the auxiliary light emitted by the lens act together to eliminate shadows.
As a further improvement of the above technical solution, the second light emitting assembly includes a plurality of second light emitting sources that irradiate downwards, and the plurality of second light emitting sources are arranged at intervals.
The second light-emitting component adopts a direct light-emitting type, and a plurality of second light-emitting sources are arranged to simultaneously irradiate downwards on the working face, so that the uniformity of illumination can be further improved, the plurality of second light-emitting sources can realize illumination in a larger area, and the shadow eliminating effect is more remarkable.
As another alternative of the above technical solution, the second light-emitting assembly includes a second light-emitting source and a reflector cup cover, the reflector cup cover is arranged upside down, a reflective surface layer is arranged on an inner wall of the reflector cup cover, the second light-emitting source is arranged below the reflector cup cover, and the second light-emitting source irradiates the reflector cup cover upwards.
The second light-emitting component adopts a reflective type, the light beam emitted by the second light-emitting source irradiates the reflective surface layer and reflects through the reflective surface layer, the downward irradiation is acted on the working surface, and the reflective light-emitting mode enables the light source to be hidden, so that the direct vision of human eyes is avoided, and the glare hazard is prevented.
As a further improvement of the technical scheme, the lamp holder comprises a lamp holder and a lamp pole, the lens and the first light-emitting assembly are arranged on the peripheral wall of the upper portion of the lamp holder, one end of the lamp pole is hinged with the lamp holder, and the second light-emitting assembly is hinged to the other end of the lamp pole.
The lamp pole in this scheme can carry out the swing regulation relatively to the lamp stand to the second light-emitting component also can carry out the swing regulation relatively to the lamp pole, satisfies different user demands.
The utility model has the advantages that: the lens body of the arc annular structure of this technique can send partial refraction, realize the even illumination on a large scale, certain angle of protection has, can not produce dazzlingly, and through the second light emitting component with the first light emitting component opening in turn and opening together, regard as the main light with the second light emitting component, and first light emitting component is as the auxiliary lamp, realize eliminating the shadow, reach the shadowless illuminating effect in the vision, when opening alone and lighting with first light emitting component second light emitting component, all can satisfy the illumination degree of consistency requirement of desk lamp, glare-free, realize multi-functional combination usage mode.
Drawings
The present invention will be further explained with reference to the drawings and examples;
FIG. 1 is a schematic view of a lens according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the lens of the present invention in a light-emitting state;
FIG. 3 is a schematic diagram of an embodiment of a light-emitting illumination range of the lens provided by the present invention;
fig. 4 is an illuminance distribution diagram of the shadowless desk lamp which is independently lighted by the first light-emitting component of the embodiment of the shadowless desk lamp provided by the invention;
fig. 5 is a schematic structural view of a reflective second light-emitting assembly in embodiment 1 of the shadowless desk lamp provided by the present invention;
fig. 6 is a distribution diagram of the illuminance of the shadowless desk lamp, in which the second light emitting element is independently turned on in embodiment 1;
fig. 7 is a distribution diagram of illuminance of the shadowless desk lamp provided by the invention, in which the first light-emitting component and the second light-emitting component are lighted together in embodiment 1;
fig. 8 is a schematic structural diagram of a shadowless desk lamp provided by the present invention, in which a second light emitting assembly in embodiment 2 adopts a light guide and a reflector;
fig. 9 is an illuminance distribution diagram of the shadowless desk lamp provided by the present invention, in which the second light emitting element is independently turned on in embodiment 2;
fig. 10 is a distribution diagram of illuminance of the shadowless desk lamp provided by the present invention, in which the first light emitting element and the second light emitting element are lighted together in embodiment 2;
fig. 11 is a schematic structural view of a shadowless desk lamp provided by the present invention, in which a plurality of second light emitting sources are adopted as the second light emitting assembly in embodiment 3;
fig. 12 is an illuminance distribution diagram of the shadowless desk lamp provided by the present invention, in which the second light emitting element is independently turned on in embodiment 3;
fig. 13 is a distribution diagram of illuminance of the shadowless desk lamp provided by the present invention, in which the first light emitting element and the second light emitting element are lighted together in embodiment 3;
fig. 14 is a schematic structural view of a shadowless desk lamp according to an embodiment of the present invention, wherein a lamp holder of the shadowless desk lamp is a swing-type lamp post.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if words such as "a plurality" are used, the meaning is one or more, the meaning of a plurality of words is two or more, and the meaning of more than, less than, more than, etc. is understood as not including the number, and the meaning of more than, less than, more than, etc. is understood as including the number.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 14, the shadowless desk lamp of the present invention has the following embodiments:
as shown in fig. 1 to 3, the shadowless desk lamp includes a lens, a lamp holder 300 and a first light-emitting assembly 400, the lens includes a lens body 100, the lens body 100 is in an arc annular structure, an axis of the arc annular structure extends up and down, the lens is disposed on an outer circumferential side of the lamp holder 300 in a vertical axial direction, an inner circumferential surface of the lens body 100 is an incident light surface 110, an outer circumferential surface of the lens body 100 is an emergent light surface 120, both the top and the bottom of the lens body 100 are provided with reflective surface layers, the two reflective surface layers are divided into an upper reflective surface layer 130 and a lower reflective surface layer 140, cross sections of the upper reflective surface layer 130 and the lower reflective surface layer 140 are both in an arc-shaped structure protruding outwards, the emergent light surface 120 irradiates downwards in an inclined manner, the first light-emitting assembly 400 is disposed on the incident light surface 110, light emitted by the first light-emitting assembly 400 irradiates from the incident light surface 110, the light beam passes through the refraction of the inner part of the lens body 100 and the reflection of the reflecting surface layer, and then is emitted from the emergent light surface 120, the lens body 100 with the circular arc annular structure enables the irradiation of the emergent light surface 120 to be irradiated towards the periphery according to a certain radian, so that large-range uniform illumination is realized, the emergent light surface 120 is inclined and downwards irradiated, a certain protection angle is provided, glaring cannot be generated, the light beam emits partial refraction through the lens body 100, the effect of lightening shadows is achieved, the requirement of the illumination uniformity of the desk lamp is met, and glare is avoided.
Specifically, the method comprises the following steps: a horizontal plane below the lens body 100 is set as a working plane, the lamp holder 300 is placed on the working plane, the light irradiation range of the emergent light surface 120 on the working plane is an irradiation receiving area 200, and the irradiation receiving area 200 is in an arc surface shape on a overlooking projection plane; on a plane of projection in plan view, a distance between an inner peripheral edge of the irradiation receiving region 200 and the lens body 100 is set to X, a distance between an outer peripheral edge of the irradiation receiving region 200 and the lens body 100 is set to L, and a light distribution angle of the lens body 100 is set to θ 1 The downward polarization angle of the lens body 100 is θ 2 The lens body 100 can set the light distribution angle and the downward polarization angle of the lens body 100 according to the size of the range of the irradiation receiving area 200, and can be defined by the following relationship, θ 1 ＝arctan(L/H)-arctan(X/H)，θ 2 ＝90°-arctan(L/H)-arctan(X/H)+0.5θ 1 The radian of the lens body 100 can be determined according to the actual situation, and is generally set to 120 °, as shown in fig. 4, the illumination distribution diagram of the first light-emitting assembly 400 which is independently turned on. The first light emitting assembly 400 may be an arc lamp strip or a plurality of light emitting beads arranged in an arc shape at intervals.
Further, a first groove 111 extending along the length of the lens body 100 is disposed on the light incident surface 110, and a second groove 121 extending along the length of the lens body 100 is disposed on the light emergent surface 120. The first groove 111 is mainly used for accommodating and mounting a light source, so that the space occupied by the mounting structure is reduced, the groove bottom of the first groove 111 can be set as an arc light incident surface, and the groove bottom of the second groove 121 can be set as an arc light emergent surface, so that the lens body 100 can better distribute light, and the lens body also has the effect of saving materials.
Furthermore, the shadowless desk lamp further comprises a second light emitting assembly 500, the second light emitting assembly 500 is disposed on the upper portion of the lamp holder 300, the lens and the first light emitting assembly 400 are disposed at the side below the second light emitting assembly 500 together, the second light emitting assembly 500 emits light downwards, and the illumination range of the second light emitting assembly 500 intersects with the illumination receiving area 200 on the top projection plane.
Thus, the second light emitting assembly 500 and the first light emitting assembly 400 can be turned on alternatively or together, when the second light emitting assembly 500 and the first light emitting assembly 400 are turned on and lighted together, the second light emitting assembly 500 is used as a main lamp, and the first light emitting assembly 400 is used as an auxiliary lamp, so that shadow elimination is realized, a visual shadowless lighting effect is achieved, and a healthier, safer and more comfortable working and learning lighting environment is created. When the second light emitting assembly 500 and the first light emitting assembly 400 are separately turned on and lighted, the requirement of the desk lamp on the uniformity of illumination can be met, and no glare exists.
This embodiment provides three examples for the structure of the second light emitting assembly 500, which are as follows:
example 1:
as shown in fig. 5, the second light emitting assembly 500 of the present embodiment includes a second light emitting source 510 and a reflective cup cover 540, the reflective cup cover 540 is disposed in a downward direction, a reflective surface layer is disposed on an inner wall of the reflective cup cover 540, the second light emitting source 510 is disposed below the reflective cup cover 540, the second light emitting source 510 irradiates the reflective cup cover 540 upward, the second light emitting assembly 500 of the present embodiment is in a reflective type, a light beam emitted by the second light emitting source 510 irradiates the reflective surface layer, and is reflected by the reflective surface layer, and irradiates a working surface downward, as shown in fig. 6, an illuminance distribution diagram of the second light emitting assembly 500 being independently lit, as shown in fig. 7, an illuminance distribution diagram of the first light emitting assembly 400 and the second light emitting assembly 500 being lit together.
Example 2:
as shown in fig. 8, the second light emitting assembly 500 of the present embodiment includes a second light emitting source 510, a light guiding body 520, and a reflector 530, wherein the reflector 530 may be a common reflective mirror, the light guiding body 520 has a light guiding incident end and a light guiding emitting end at two ends in the transverse direction, the second light emitting source 510 is disposed at an end side of the light guiding incident end, the reflector 530 is disposed at an end side of the light guiding emitting end, the second light emitting source 510 simultaneously emits light to the light guiding incident end and emits light downward, the light guiding body 520 is configured to emit a part of light beams entering from the light guiding incident end from the light guiding exit end and emit another part of light beams from the outer peripheral wall of the light guiding body 520 as ambient light, and the reflector 530 is configured to reflect light beams emitted from the light guiding emitting end to emit downward. In this case, the second light emitting assembly 500 adopts a combination of a side light emitting type and a direct light emitting type, and a part of light emitted by the second light emitting source 510 directly irradiates on the working surface; the other part of the light beam passing through the light guide 520 is emitted from the outer peripheral wall of the light guide 520, so that the light guide 520 can emit the ambient light of the generation space, and the light beam passing through the other part of the light guide 520 and totally reflected inside the light guide 520 is distributed on the reflector 530 again and then is irradiated downwards to act on the working surface, so that the multiple light-emitting surfaces of the second light-emitting source 510, the ambient light of the light guide 520 and the auxiliary light emitted by the lens act together to eliminate the shadow. As shown in fig. 9, the illuminance distribution diagram of the second light emitting device 500 being lit alone, and as shown in fig. 10, the illuminance distribution diagram of the first light emitting device 400 being lit together with the second light emitting device 500.
Example 3:
as shown in fig. 11, the second light emitting assembly 500 of the present embodiment includes three second light emitting sources 510 emitting light downward, wherein the three second light emitting sources 510 are arranged in an annular interval manner with the axis of the circular arc ring structure as a central line, in other embodiments, four or more or two second light emitting sources 510 may be arranged, at this time, the second light emitting assembly 500 adopts a direct light emitting type, and the three second light emitting sources 510 are arranged to simultaneously emit light downward to act on the working surface, so that the uniformity of illumination can be further improved. As shown in fig. 12, the illuminance distribution diagram of the second light emitting device 500 being lit alone, and as shown in fig. 13, the illuminance distribution diagram of the first light emitting device 400 being lit together with the second light emitting device 500.
Furthermore, the second light emitting assembly 500 is used as a main lamp, the first light emitting assembly 400 is used as an auxiliary lamp, the shadow elimination is realized, the visual shadowless lighting effect is achieved, and when the second light emitting assembly 500 and the first light emitting assembly 400 are independently turned on and lighted, the lighting uniformity requirement of the desk lamp can be met, the glare is avoided, and the multifunctional combined use mode is realized.
In some other embodiments, as shown in fig. 14, the second light emitting source 510 may also be a lamp panel. The second light emitting source 510 is typically an LED lamp bead.
In addition, the present embodiment also provides two ways for the structure of the lamp holder 300, wherein as shown in fig. 14, the lamp holder 300 includes a lamp holder 310 and a lamp post 320, the lens and the first light emitting assembly 400 are mounted on the outer peripheral wall of the upper portion of the lamp holder 310, one end of the lamp post 320 is hinged to the lamp holder 310, and the second light emitting assembly 500 is hinged to the other end of the lamp post 320, the lamp post 320 in this embodiment can be adjusted to swing with respect to the lamp holder 310, and the second light emitting assembly 500 can also be adjusted to swing with respect to the lamp post 320, so as to meet different use requirements.
Alternatively, as shown in fig. 5 and 8, the lamp holder 310 and the lamp post 320 are fixed.
In other embodiments, the lamp holder 310 and the lamp post 320 may be retractable and rotatable with respect to each other.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.
Claims (10)
1. A lens, characterized by: it comprises the following steps:
the lens body (100) is of an arc annular structure, the axis of the arc annular structure extends up and down, the inner circumferential surface of the lens body (100) is an incident light surface (110), the outer circumferential surface of the lens body (100) is an emergent light surface (120), the top and the bottom of the lens body (100) are both provided with reflecting surface layers, and the emergent light surface (120) irradiates downwards in an inclined manner.
2. A lens according to claim 1, wherein:
setting a horizontal plane below a lens body (100) as a working plane, wherein a light irradiation range of the emergent light surface (120) on the working plane is an irradiation receiving area (200), and the irradiation receiving area (200) is in an arc surface shape on a overlooking projection plane;
setting the distance between the inner peripheral edge of the irradiation receiving area (200) and the lens body (100) as X and the distance between the outer peripheral edge of the irradiation receiving area (200) and the lens body (100) as L on a plane projection surface;
the horizontal height difference between the irradiation receiving area (200) and the lens body (100) is H;
the light distribution angle of the lens body (100) is theta 1 Theta of 1 ＝arctan(L/H)-arctan(X/H)；
The downward polarization angle of the lens body (100) is theta 2 θ is said 2 ＝90°-arctan(L/H)-arctan(X/H)+0.5θ 1 。
3. A lens according to claim 1, wherein:
a first groove (111) extending along the length of the lens body (100) is arranged on the light incidence surface (110).
4. A lens according to claim 1, wherein:
and a second groove (121) extending along the length of the lens body (100) is arranged on the light emergent surface (120).
5. The utility model provides a shadowless desk lamp which characterized in that: the lens comprises the lens according to any one of claims 1 to 4, and further comprises a lamp holder (300) and a first light-emitting assembly (400), wherein the lens is arranged on the outer peripheral side of the lamp holder (300) in the vertical axial direction, and the first light-emitting assembly (400) is arranged on the light incident surface (110).
6. The shadowless desk lamp of claim 5, wherein:
the shadowless desk lamp further comprises a second light-emitting assembly (500), the second light-emitting assembly (500) is arranged at the upper part of the lamp holder (300), the lens and the first light-emitting assembly (400) are arranged at the side below the second light-emitting assembly (500) together, and the second light-emitting assembly (500) irradiates downwards; a horizontal plane below the lens body (100) is set as a working plane, the light irradiation range of the emergent light surface (120) on the working plane is set as a light receiving area (200), and on a overlooking projection plane, the light receiving area (200) is crossed with the light irradiation range of the second light emitting component (500).
7. The shadowless desk lamp of claim 6, wherein:
second light-emitting component (500) includes second light emitting source (510), light guide body (520), reflector (530), light guide body (520) are divided into at horizontal both ends and are led light incident end and light-emittance end, second light emitting source (510) set up in the terminal side of light-emittance end, reflector (530) set up in the terminal side of light-emittance end, second light emitting source (510) are simultaneously toward light-emittance end and down shine, light guide body (520) are used for inciting somebody to action from some in the light beam that light-emittance end got into jets out and another portion jets out from the periphery wall of light-emittance end (520) so as to be the atmosphere light, reflector (530) are used for with following the light beam reflection of light-emittance end jets out to down shine.
8. The shadowless desk lamp of claim 6, wherein:
the second light-emitting assembly (500) comprises a plurality of second light-emitting sources (510) which irradiate downwards, and the plurality of second light-emitting sources (510) are arranged at intervals.
9. The shadowless desk lamp of claim 6, wherein:
the second light-emitting assembly (500) comprises a second light-emitting source (510) and a reflective cup cover (540), the reflective cup cover (540) is arranged in a reverse direction and downwards, a reflective surface layer is arranged on the inner wall of the reflective cup cover (540), the second light-emitting source (510) is arranged below the reflective cup cover (540), and the second light-emitting source (510) upwards irradiates the reflective cup cover (540).
10. The shadowless desk lamp of any one of claims 6 to 9, wherein:
the lamp holder (300) comprises a lamp holder (310) and a lamp pole (320), the lens and the first light-emitting assembly (400) are installed on the outer peripheral wall of the upper portion of the lamp holder (310), one end of the lamp pole (320) is hinged to the lamp holder (310), and the second light-emitting assembly (500) is hinged to the other end of the lamp pole (320).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220707864.7U CN217503412U (en) | 2022-03-29 | 2022-03-29 | Lens and shadowless desk lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220707864.7U CN217503412U (en) | 2022-03-29 | 2022-03-29 | Lens and shadowless desk lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217503412U true CN217503412U (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220707864.7U Active CN217503412U (en) | 2022-03-29 | 2022-03-29 | Lens and shadowless desk lamp |
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| Country | Link |
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| CN (1) | CN217503412U (en) |
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- 2022-03-29 CN CN202220707864.7U patent/CN217503412U/en active Active
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