CN219640096U - Reading lamp and car in car - Google Patents

Abstract

The utility model discloses an in-car reading lamp and an automobile, and relates to the technical field of vehicle accessories. The reading lamp in the car includes: the LED lamp comprises a lamp housing with a light transmission part, a reflecting bowl arranged on the lamp housing, a light-emitting component arranged on one side of the reflecting bowl, which is away from the light transmission part, and a bicolor thick-wall component. The reflecting bowl is provided with a light channel penetrating the reflecting bowl, the light channel is arranged opposite to the light transmitting part, the bicolor thick-wall assembly is plugged in the light channel and comprises a transparent light guide piece and a milky white diffusion piece, the milky white diffusion piece is attached to one side, away from the light transmitting part, of the transparent light guide piece, and the light emitting assembly is used for emitting light into the light channel. According to the vehicle interior reading lamp provided by the utility model, the light rays emitted by the light-emitting component are reflected by the inner wall surface of the reflecting bowl and are transmitted to the light-transmitting part through the bicolor thick-wall component, so that the light rays with higher saturation, more uniformity and softness are provided for the cab, and the experience of a user is improved.

Description

Reading lamp and car in car

Technical Field

The utility model relates to the technical field of vehicle accessories, in particular to an in-car reading lamp and an automobile.

Background

The automobile on the market, whether it is new energy automobile or traditional fuel car, the front row top position can all install reading lamp in the car, and the effect is when light is not enough in the car, provides the sufficient luminance of passenger, and the use of reading in the car of being convenient for can not influence the normal driving of driver again simultaneously.

However, in prior art, reading lamp includes lamp source and lamp body, and the lamp body is installed at the roof in the car, and the light of lamp source transmission directly sees through the lamp body and penetrates to the interior environment of car, and the saturation of light is not enough like this, light homogeneity and softness are poor, and not only inconvenient personnel of taking read, still influence the driver easily and observe the road conditions, have reduced user's use experience.

Disclosure of Invention

In view of the above, the utility model aims to provide an in-car reading lamp and an automobile, which aim to solve the technical problems of insufficient light saturation, poor light uniformity and poor softness emitted by the in-car reading lamp in the prior art and reduce the use experience of users.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

in a first aspect, embodiments of the present utility model provide an in-vehicle reading lamp, comprising:

a lamp housing having a light-transmitting portion;

the reflecting bowl is arranged on the lamp shell and provided with a light channel penetrating through the reflecting bowl, and the light channel is arranged opposite to the light transmitting part;

the double-color thick-wall assembly is plugged in the light channel and comprises a transparent light guide piece and a milky-white diffusion piece, wherein the milky-white diffusion piece is attached to one side, away from the light transmission part, of the transparent light guide piece;

the light-emitting assembly is arranged on one side of the reflecting bowl, which is away from the light-transmitting part, and is used for emitting light into the light channel, and the light is transmitted through the bicolor thick-wall assembly to the light-transmitting part under the reflection of the inner wall surface of the light channel.

In one embodiment of the first aspect, an indium layer is electroplated along an inner wall surface of the light path.

In one embodiment of the first aspect, the light emitting assembly includes a light emitting element and a circuit board, the circuit board is disposed on a side of the reflecting bowl facing away from the lamp housing, and the light emitting element is disposed on the circuit board and is located in the light path.

In one embodiment of the first aspect, the light emitting element is composed of a plurality of LED beads, and the plurality of LED beads are distributed on the circuit board at intervals.

In one embodiment of the first aspect, the transparent light guide is made of polymethyl methacrylate; and/or

The milky white diffusion member is made of polymethyl methacrylate.

In one embodiment of the first aspect, the lamp housing includes a housing and a light-transmitting cover plate, the light-transmitting cover plate is the light-transmitting portion, a through hole is formed in the housing, the light-transmitting cover plate is plugged at the through hole, and the reflecting bowl is disposed on the housing and opposite to the light-transmitting cover plate.

In one embodiment of the first aspect, an annular limiting portion is disposed on the transparent cover plate, an edge of the through hole abuts against the annular limiting portion, the light emitting component is connected with the housing, and the reflecting bowl is connected with the transparent cover plate.

In one embodiment of the first aspect, an annular protrusion is disposed along the circumferential direction of the transparent light guide, the milky-white diffusion member is provided with an abutment portion extending toward the light emitting assembly, and an inner wall surface of the light path is provided with an annular flange;

the annular bulge is abutted with the annular flange, and the abutting part is abutted with the luminous assembly so as to limit the relative movement of the bicolor thick-wall assembly and the reflecting bowl.

In one embodiment of the first aspect, a control button is disposed on the lamp housing, and the control button is electrically connected to the light emitting assembly.

In a second aspect, embodiments of the present utility model also provide an automobile, including the in-vehicle reading lamp described in any of the above embodiments.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides an in-car reading lamp, comprising: the LED lamp comprises a lamp housing with a light transmission part, a reflecting bowl arranged on the lamp housing, a light-emitting component arranged on one side of the reflecting bowl, which is away from the light transmission part, and a bicolor thick-wall component. Wherein, the light passageway that runs through it has been seted up to the reflection bowl, and double-colored thick wall subassembly shutoff is in light passageway, and includes transparent light guide spare and milky white diffusion spare, and milky white diffusion spare laminating is in transparent light guide spare one side that deviates from the printing opacity portion, and luminous subassembly is used for transmitting light to light passageway in, and light is transmitted double-colored thick wall subassembly and is penetrated the printing opacity portion under the reflection of light passageway internal face.

According to the vehicle interior reading lamp provided by the utility model, the reflection bowl and the double-color thick-wall component are arranged, the inner wall surface of the reflection bowl can reflect and converge light rays emitted by the light-emitting component, the converged light rays are diffused by the milky light diffusion piece, and finally, the light rays are emitted to the light-transmitting part under the guidance of the transparent light guide piece, so that the light rays with higher saturation, more uniformity and softness are provided for a cab, and the experience of a user is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a view angle structure of an in-vehicle reading lamp according to some embodiments of the utility model;

FIG. 2 is a schematic view of another view angle structure of an in-vehicle reading lamp according to some embodiments of the utility model;

FIG. 3 is an exploded view of a view of an in-vehicle reading lamp according to some embodiments of the utility model;

FIG. 4 is a schematic diagram showing the assembly of a reflective bowl with a bicolor thick-wall assembly in accordance with some embodiments of the present utility model;

fig. 5 illustrates an exploded view of another view of an in-vehicle reading lamp in some embodiments of the utility model.

Description of main reference numerals:

100-reading lamp in car; 110-a lamp housing; 111-a housing; 1111-through holes; 1112-connecting columns; 1113-snap; 112-a light-transmitting portion; 1121-an annular limiting part; 113-control buttons; 120-reflecting bowl; 121-ray path; 122-an annular flange; 123-positioning part; 130-a two-color thick-wall assembly; 131-transparent light guide; 1311-annular boss; 132-milky diffuser; 1321-abutment; 140-a light emitting assembly; 141-a light emitting element; 142-a circuit board; 1421-a limiting hole; 1422-positioning holes; 1423-screw holes.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

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", "axial", "radial", "circumferential", 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 being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

As shown in fig. 1, an embodiment of the utility model provides an in-car reading lamp 100 and an automobile, and relates to the technical field of vehicle accessories. The reading lamp 100 is installed at the top of the front row in the vehicle, or at the top of the rear row in the vehicle, and is mainly used for providing enough brightness for passengers when the light in the vehicle is insufficient, so that the reading in the vehicle is convenient, and the normal driving of the driver is not affected.

As shown in fig. 2 and 3, the in-vehicle reading lamp 100 mainly includes: the lamp comprises a lamp housing 110 with a light transmission part 112, a reflecting bowl 120 arranged on the lamp housing 110, a light-emitting component 140 arranged on one side of the reflecting bowl 120 away from the light transmission part 112, and a bicolor thick-wall component.

The shape of the lamp housing 110 may be a circle, an ellipse, or a bar, and the light-transmitting portion 112 is used for transmitting light, so that the light is emitted from the light-transmitting portion 112 to the interior space to increase the brightness of the interior space. The reflecting bowl 120 is provided with a light channel 121, the light channel 121 penetrates the reflecting bowl 120 and is arranged opposite to the light transmitting part 112, and the light channel 121 is provided with an inner wall surface for reflecting light.

As shown in fig. 4, the bicolor thick-wall component is plugged in the light channel 121 of the reflective bowl 120 and comprises a transparent light guide member 131 and a milky white diffusion member 132, that is, the transparent light guide member 131 and the milky white diffusion member 132 are both disposed in the light channel 121, and the milky white diffusion member 132 is attached to one side of the transparent light guide member 131 away from the light transmitting portion 112, that is, the transparent light guide member 131 and the milky white diffusion member 132 are in gapless contact.

The light emitting component 140 is configured to emit light into the light channel 121 of the reflective bowl 120, and the light is reflected by the inner wall surface of the light channel 121, passes through the bicolor thick-wall component, and is emitted to the light transmitting portion 112, that is, the light is emitted to the light transmitting portion 112 after sequentially passing through the milky-white diffusion member 132 and the transparent light guiding member 131, so as to achieve the lighting effect.

It should be noted that, the current reading lamp in car, the light that the lamp source launched is direct to penetrate the lamp body and penetrates the interior environment of car, and the saturation of light is not enough like this, light homogeneity and softness degree are poor, and not only inconvenient personnel of taking read, still influence the driver easily and observe the road conditions, produce the interference to the driver, have reduced user's use experience.

However, the in-car reading lamp 100 provided in this embodiment, through the setting of the reflection bowl 120 and the double-color thick wall assembly 130, the inner wall surface of the reflection bowl 120 can reflect and converge the light emitted by the light emitting assembly 140, the milky white diffusion member 132 diffuses the converged light, and finally the light is guided by the transparent light guiding member 131 to be directed to the light transmitting portion 112, so that the light with higher saturation, more uniform and soft is provided for the cab, and the experience of the user is improved.

In one embodiment, an indium layer is electroplated along the inner wall surface of the light path 121. The indium layer is a silver metal layer, and is electroplated on the inner wall surface of the light channel 121 to enhance the light reflection capability of the inner wall of the light channel 121, so as to reduce the loss of light in the reflection process, and thus reduce the power loss of the reading lamp 100 in the vehicle.

As shown in fig. 3, in one embodiment, the light emitting assembly 140 includes a light emitting element 141 and a circuit board 142, the circuit board 142 is disposed on a side of the reflecting bowl 120 away from the lamp housing 110, the light emitting element 141 is disposed on the circuit board 142 and is located in the light channel 121, so that the light channel 121 surrounds the light emitting element 141, and loss of light in the propagation process is reduced.

In this embodiment, the circuit board 142 is electrically connected to the light emitting element 141 for providing the light emitting element 141 with the required electrical energy. The circuit board 142 may be connected to the side of the reflective bowl 120 facing away from the lamp housing 110, or may be directly connected to the lamp housing 110.

Illustratively, the lamp housing 110 is integrally formed with the connecting post 1112, the circuit board 142 is provided with a screw hole 1423, and screws are arranged between the screw hole 1423 and the connecting post 1112 to fix the circuit board 142, so that the structural strength of the circuit board 142 after being mounted can be improved, instability caused by shaking of the circuit board 142 in the bumping process of the automobile can be reduced, and the lighting effect of the reading lamp 100 in the automobile can be maintained.

As shown in fig. 2, 3 and 5, further, the circuit board 142 is provided with a limiting hole 1421, the lamp housing 110 is provided with a buckle 1113 at a position corresponding to the limiting hole 1421, and the buckle 1113 is used for being clamped in the limiting hole 1421 so as to limit the relative movement between the circuit board 142 and the lamp housing 110, thereby further improving the stability of the circuit board 142.

In addition, in order to facilitate assembly of the circuit board 142 and improve assembly efficiency of the circuit board 142, a positioning hole 1422 is further formed in the circuit board 142, and the reflective bowl 120 is provided with a positioning portion 123 extending in a direction of the circuit board 142, where the positioning portion 123 corresponds to the positioning hole 1422.

Thus, when the circuit board 142 is mounted, the user can align the positioning hole 1422 to the positioning portion 123 of the reflective bowl 120 to achieve a predetermined position of the circuit board 142, thereby reducing the mounting time of the circuit board 142.

In a specific embodiment, the light emitting element 141 is composed of a plurality of LED (light-emitting diode) beads, and the plurality of LED beads are distributed on the circuit board 142 at intervals.

It can be appreciated that by arranging a plurality of LED lamp beads distributed at intervals, uniform light can be emitted into the light channel 121 of the reflecting bowl 120, thereby providing a higher saturation and more uniform illumination effect in the cab.

Of course, for the above embodiment, the light emitting element 141 may be an LED tube, and also can provide uniform light into the light channel 121.

In one embodiment, the transparent light guide 131 is made of polymethyl methacrylate (polymethyl methacrylate, PMMA).

It should be noted that PMMA is a high molecular polymer, also called acrylic or organic glass, and has the advantages of high transparency, low price, easy machining and the like, and is a good substitute material for glass.

It can be understood that, the PMMA used as the material of the transparent light guide member 131 not only has a better light transmission effect, which is beneficial to guiding and converging light rays from the transparent light guide member 131 to the light transmission portion 112 from the milky-white diffusion member 132, thereby reducing loss in the light transmission process and reducing manufacturing cost of the transparent light guide member 131.

Of course, the milky-white diffuser 132 may also be made of polymethyl methacrylate, which reduces losses during light propagation in the case of efficient diffusion of light.

In another embodiment, the transparent light guide 131 and the milky diffuser 132 may also be made of transparent Polycarbonate (PC).

As shown in fig. 3 and fig. 5, in one embodiment, the lamp housing 110 includes a housing 111 and a light-transmitting portion 112, and the light-transmitting portion 112 is a light-transmitting cover plate, that is, the lamp housing 110 includes the housing 111 and the light-transmitting cover plate, the housing 111 is provided with a through hole 1111, the light-transmitting cover plate is plugged at the through hole 1111, and the reflective bowl 120 is disposed on the housing 111 and opposite to the light-transmitting cover plate.

It will be appreciated that by providing a light transmissive cover plate at the through hole 1111 of the housing 111, light within the reflective bowl 120 is facilitated to be transmitted out of the light transmissive cover plate.

For example, the transparent cover plate may be made of glass or transparent plastic to achieve better light transmission effect, so that the light emitted by the reading lamp 100 in the vehicle is more saturated and brighter.

As shown in fig. 3 and 4, in order to maintain a good lighting effect of the reading lamp 100 in a car under a bump condition, the transparent cover plate is provided with an annular limiting portion 1121, an edge of the through hole 1111 abuts against the annular limiting portion 1121, the light emitting component 140 is connected with the housing 111, that is, the circuit board 142 is connected with the housing 111, and the reflecting bowl 120 is connected with the transparent cover plate, for example, by means of clamping, screwing, integrally forming, and the like.

It will be appreciated that since the reflective bowl 120 is connected to the light-transmissive cover plate and the annular stop 1121 of the light-transmissive cover plate abuts the edge of the through-hole 1111, the reflective bowl 120 is restricted from moving in a direction approaching the housing 111.

Further, the light emitting assembly 140 is coupled to the housing 111 to restrict the movement of the reflective bowl 120 in a direction away from the housing 111, thereby fixing the reflective bowl 120 between the housing 111 and the light emitting assembly 140, and improving the structural stability of the reflective bowl 120.

As shown in fig. 3 and 5, in one embodiment, in order to improve the stability of the dual-color thick-wall assembly 130 in the reflective bowl 120, an annular protrusion 1311 is provided along the circumference of the transparent light guide 131, the milky-white diffusion member 132 is provided with an abutment 1321 extending in the direction of the light emitting assembly 140, and the inner wall surface of the light path 121 is provided with an annular flange 122.

Wherein the annular protrusion 1311 abuts the annular flange 122 and the abutment 1321 abuts the light emitting assembly 140, thereby restricting the relative movement of the dual color thick wall assembly 130 and the reflective bowl 120.

It can be appreciated that the annular flange 122 of the reflective bowl 120 abuts against the annular protrusion 1311 of the transparent light guide member 131, so that the transparent light guide member 131 is limited to move along the direction close to the lamp housing 110, the light emitting assembly 140 abuts against the abutting portion 1321 of the milky light diffusion member 132, so that the milky light diffusion member 132 is limited to move along the direction far away from the lamp housing 110, and the milky light diffusion member 132 and the transparent light guide member 131 are in a bonding state, so that the milky light diffusion member 132 and the transparent light guide member 131 are fixed in the light channel 121 of the reflective bowl 120, the stability of the bicolor thick-wall member 130 in the reflective bowl 120 is improved, the in-vehicle reading lamp 100 can still maintain a good lighting effect under the condition of jolt of a car, and the experience of a user is improved.

As shown in fig. 1, in one embodiment, a control button 113 is disposed on the lamp housing 110 (the structure of the control button 113 is not shown in the drawing), and the control button 113 is electrically connected to the light emitting component 140 and is used for controlling the light emitting component 140 to be turned on and off, and adjusting the brightness, color, etc. of the light emitted by the light emitting component 140, so that the light emitted by the reading lamp 100 in the vehicle meets the user requirement, and the use experience of the user is improved.

When the light emitting assembly 140 is composed of a circuit board 142 and a plurality of LED lamp beads, the control button 113 is electrically connected with the circuit board 142 for controlling the operating state of the LED lamp.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. An in-vehicle reading lamp, comprising:

a lamp housing having a light-transmitting portion;

the reflecting bowl is arranged on the lamp shell and provided with a light channel penetrating through the reflecting bowl, and the light channel is arranged opposite to the light transmitting part;

the double-color thick-wall assembly is plugged in the light channel and comprises a transparent light guide piece and a milky-white diffusion piece, wherein the milky-white diffusion piece is attached to one side, away from the light transmission part, of the transparent light guide piece;

the light-emitting assembly is arranged on one side of the reflecting bowl, which is away from the light-transmitting part, and is used for emitting light into the light channel, and the light is transmitted through the bicolor thick-wall assembly to the light-transmitting part under the reflection of the inner wall surface of the light channel.

2. The in-vehicle reading lamp of claim 1, wherein an indium layer is electroplated along an inner wall surface of the light path.

3. The reading lamp in a vehicle according to claim 1, wherein the light emitting assembly comprises a light emitting element and a circuit board, the circuit board is disposed on a side of the reflecting bowl facing away from the lamp housing, and the light emitting element is disposed on the circuit board and is located in the light path.

4. The reading lamp in a vehicle according to claim 3, wherein the light emitting element is composed of a plurality of LED beads, and a plurality of LED beads are spaced apart on the circuit board.

5. The reading lamp in a vehicle according to claim 1, wherein the transparent light guide is made of polymethyl methacrylate; and/or

The milky white diffusion member is made of polymethyl methacrylate.

6. The reading lamp in a vehicle according to any one of claims 1 to 5, wherein the lamp housing comprises a housing and a light-transmitting cover plate, the light-transmitting cover plate is the light-transmitting portion, a through hole is formed in the housing, the light-transmitting cover plate is plugged at the through hole, and the reflecting bowl is disposed on the housing and opposite to the light-transmitting cover plate.

7. The reading lamp in a vehicle according to claim 6, wherein an annular limiting portion is provided on the transparent cover plate, an edge of the through hole is abutted against the annular limiting portion, the light emitting assembly is connected with the housing, and the reflecting bowl is connected with the transparent cover plate.

8. The reading lamp in a vehicle according to any one of claims 1 to 5, wherein an annular protrusion is provided along a circumferential direction of the transparent light guide member, the milky-white diffusion member is provided with an abutment portion extending in a direction of the light emitting assembly, and an inner wall surface of the light ray passage is provided with an annular flange;

the annular bulge is abutted with the annular flange, and the abutting part is abutted with the luminous assembly so as to limit the relative movement of the bicolor thick-wall assembly and the reflecting bowl.

9. The reading lamp in a vehicle according to claim 1, wherein a control button is provided on the lamp housing, and the control button is electrically connected to the light emitting assembly.

10. An automobile comprising an in-vehicle reading lamp as claimed in any one of claims 1 to 9.