CN217933093U

CN217933093U - Luminous radar sign

Info

Publication number: CN217933093U
Application number: CN202220645331.0U
Authority: CN
Inventors: 胡磊; 谢灵立; 皇甫乐晓; 罗杰; 马志国
Original assignee: Ningbo Xintai Machinery Co Ltd
Current assignee: Ningbo Xintai Machinery Co Ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-11-29
Anticipated expiration: 2032-03-23

Abstract

The utility model relates to the field of automotive technology, a luminous radar sign is disclosed, include: a housing and a cover; the cover body is arranged on the shell and surrounds the shell to form an accommodating cavity, and the cover body is provided with a characteristic surface; the luminous body assembly is arranged in the accommodating cavity in a manner of facing the characteristic surface; the wave-transparent body is arranged between the surface and the characteristic surface of the luminous body component, the two sides of the wave-transparent body are respectively attached to the characteristic surface and the luminous body component, and the wave-transparent body allows radar waves and light rays to penetrate through. The utility model has the advantages of, the ripples body that passes through is established to optical cement, bonds luminous body component and characteristic face together through using optical cement, eliminates the clearance between luminous body component and the characteristic face, can reduce the attenuation loss of radar wave signal, promotes the performance of this luminous radar sign.

Description

Luminous radar sign

Technical Field

The utility model relates to the technical field of automobiles, in particular to a luminous radar sign.

Background

With the development of the automobile industry, the automation degree of automobiles is higher and higher, and electronic components are increased gradually, such as various interior trims, instrument desks, rearview mirrors, grids, back doors and the like in the automobiles are provided with light emitting components; the label is used as an external decorative part of an automobile and is used for displaying certain specific logo, and the label is designed in a light-emitting manner; at present, logo characteristic areas of an outer cover are filled with plastic parts, but the plastic parts are large in machining size tolerance, interference is easy to occur during assembly, or gaps exist among parts, so that radar wave signals cannot penetrate well, and the luminous performance of the label is affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses having considered aforementioned problem and having made, utility model's aim at provides a luminous radar sign, its clearance of can eliminating reduces the attenuation loss of radar wave signal.

In order to achieve the above object, the utility model provides a luminous radar sign, include:

a shell and a cover body; the cover body is arranged on the shell and surrounds the shell to form an accommodating cavity, and the cover body is provided with a characteristic surface;

a light assembly disposed in the receiving cavity in a manner facing the feature face;

the wave-transmitting body is arranged on the surface of the luminous body component and between the characteristic surfaces, the two sides of the wave-transmitting body are respectively attached to the characteristic surfaces and the luminous body component, and the wave-transmitting body allows radar waves and light rays to penetrate through.

According to the light-emitting radar label, the wave-transmitting body is made of the colloid material; one side of the wave-transmitting body is in adhesive joint with the characteristic surface, and the other side of the wave-transmitting body is in adhesive joint with the luminous body component.

According to the above-mentioned light-emitting radar label, the wave-transparent body is made of optical glue, and the optical glue is filled between the surface of the light-emitting body component and the characteristic surface to form the wave-transparent body.

According to the light-emitting radar label, the characteristic surface is arranged on the inner side of the cover body, the characteristic surface is provided with the identification groove, and the wave-transmitting body is provided with the filling bulge; the filling bulge is inserted into the mark groove and is attached to the inner wall of the mark groove.

According to the light-emitting radar label, the shell is provided with the bearing part, the light-emitting body assembly comprises the circuit board and the light guide, and the circuit board is fixedly connected with the shell; the light guide is arranged between the bearing part and the characteristic surface and fixedly connected with the circuit board, and two sides of the wave-transmitting body are respectively attached to the characteristic surface and the light guide.

According to the light-emitting radar sign, the circuit board is provided with the light sources, and the light sources are arranged along the circumferential direction of the bearing part or are arranged on one side of the bearing part.

According to the light-emitting radar label, the filling piece is arranged between the light guide and the bearing part, two sides of the filling piece are respectively attached to the light guide and the bearing part, and the filling piece allows radar waves to penetrate through.

According to the above-mentioned luminescent radar sign, the filling member is made of optical cement, and the optical cement is filled between the light guide and the bearing part to form the filling member.

According to the light-emitting radar label, the shell is provided with the assembling groove, the cover body is provided with the assembling protrusion, and the assembling protrusion is inserted into the assembling groove.

The utility model discloses following beneficial effect has:

the light-emitting body component and the characteristic surface are bonded together by using the optical adhesive, so that the gap between the light-emitting body component and the characteristic surface is eliminated, the attenuation loss of radar wave signals can be reduced, and the performance of the light-emitting radar label is improved; the filling piece is filled into the gap between the light guide and the shell, so that the gap between the light guide and the shell can be eliminated, and the radar wave can be prevented from being reflected; by inserting the fitting projection into the fitting groove, the mounting position of the lid body can be restricted.

Drawings

Fig. 1 is a front view of the overall structure of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is an enlarged view at A of FIG. 3;

in the figure: 1. a housing; 11. a bearing part; 12. assembling a groove; 2. a cover body; 21. a characteristic surface; 211. marking the groove; 22. assembling the projection; 3. a light emitter assembly; 31. a circuit board; 32. a light guide; 4. a wave-transparent body; 41. filling the bumps; 5. and a filling member.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, a luminescent radar tag for displaying a predetermined logo feature includes a housing 1, a cover 2, a light assembly 3, and a wave-transparent body 4.

The cover body 2 is arranged on the shell 1 and surrounds the shell 1 to form an accommodating cavity, and the cover body 2 is provided with a characteristic surface 21; the light emitter assembly 3 is arranged in the receiving cavity in a manner facing the feature surface 21; wave-transparent body 4 sets up between luminous body component 3's surface and characteristic face 21, and wave-transparent body 4's both sides respectively with characteristic face 21 and luminous body component 3 laminating, wave-transparent body 4 allows radar wave and light to see through. The logo features are arranged on the feature surface 21, the logo features show the color of electroplated silver without being lighted by the luminous body component 3, the logo features can show various colors after being lighted by the luminous body component 3, and areas of the inner side of the cover body 2 except the logo features all show black or a certain specific color, and the logo features can be realized by various processes such as paint spraying, ink printing, PVD (physical vapor deposition), laser engraving and the like; this luminous radar sign is through making the both sides of wave-transparent body 4 laminate with characteristic surface 21 and luminous body subassembly 3 respectively, eliminates the clearance between the characteristic surface 21 of luminous body subassembly 3 and lid 2, can reduce the decay loss of radar wave signal, promotes this luminous radar sign's performance. Compared with the prior art, the luminous radar label can absorb the dimensional tolerance of parts and reduce the attenuation loss of radar wave signals.

The characteristic surface 21 is arranged on the inner side of the cover body 2, the characteristic surface 21 is provided with an identification groove 211, and the wave-transmitting body 4 is provided with a filling bulge 41; the filling protrusion 41 is inserted into the identification groove 211 and is attached to the inner wall of the identification groove 211. The side wall and the bottom surface of the mark groove 211 are attached to the filling protrusion 41, so that gaps can be eliminated, and attenuation loss of radar wave signals is reduced; the identification groove 211 can be designed into different patterns, letters, etc. for forming logo features and presenting various colors through the light assembly 3.

The housing 1 has a bearing part 11, the light emitting component 3 includes a circuit board 31 and a light guide 32, the circuit board 31 is fixedly connected with the housing 1; the light guide 32 is arranged between the bearing part 11 and the characteristic surface 21 and is fixedly connected with the circuit board 31, and two sides of the characteristic body are respectively attached to the characteristic surface 21 and the light guide 32. Preferably, the housing 1 is recessed inward to form the bearing portion 11, two sides of the characteristic surface 21 are flush with two sides of the bearing portion 11, and the circuit board 31 is fixed to the housing 1 by bolts; the circuit board 31 is a support body of an electronic component, is a provider of circuit connection of the electronic component, and is used for lightening logo features and enabling the logo to present various colors; the light guide 32 is light-tight and transparent, has a uniform wall thickness, has good light guiding performance, and plays a role in guiding light.

Preferably, in order to make the light emission of the logo features more uniform, a light homogenizing plate made of a light-sparse transparent material and having a non-uniform wall thickness can be additionally arranged on the light guide 32, and a point light source or a line light source can be converted into a surface light source by utilizing the light scattering effect of uniformly dispersed micron-sized particles.

The circuit board 31 is provided with a plurality of light sources, and the plurality of light sources are arranged along the circumferential direction of the bearing part 11 or are all arranged at one side of the bearing part 11. The light source is an LED lamp, and the light emitted by the LED lamp can be transmitted to a logo feature through the light guide 32, so that the light-emitting radar label displays a preset logo; the light sources may be installed at various positions, and the plurality of light sources may be disposed at intervals on one side of the carrying portion 11, or may be disposed along the circumferential direction of the carrying portion 11.

The wave-transmitting body 4 is made of colloid material; one side of the wave-transparent body 4 is glued with the characteristic surface 21, and the other side is glued with the luminous body component 3. Preferably, the wave-transmitting body 4 is made of optical cement, the optical cement has the advantages of being colorless and transparent and high in light transmittance, and the optical cement is filled in the gap between the light guide 32 and the characteristic surface 21, so that the attenuation loss of radar wave signals can be reduced, and the performance of the luminescent radar label is improved; and the cover body 2 is fixed in a bonding mode, so that the installation process is simplified. It is worth mentioning that the specific implementation of the optical glue is not limited, for example, but not limited to, the optical glue is implemented as a solid optical glue, a liquid optical glue or other types of optical glue known to those skilled in the art. The optical glue with variable form can fill the gap between the light guide 32 and the characteristic surface 21, absorb assembly tolerance, eliminate the gap and prevent multiple reflections of millimeter-wave signals between the light guide 32 and the characteristic surface 21.

The filling member 5 is arranged between the light guide 32 and the bearing part 11, two sides of the filling member 5 are respectively attached to the light guide 32 and the bearing part 11, and the filling member 5 allows radar waves to transmit. Wherein, the filling member 5 can be made of a light-transmitting material or a light-proof material; the filler 5 can eliminate the gap between the light guide 32 and the carrier 11, preventing the radar wave from being reflected.

Preferably, the gap between the light guide 32 and the bearing part 11 can also be directly filled with optical cement, and the light guide 32 and the bearing part 11 are bonded together by the optical cement, so that the light emitter assembly 3 is fixed by the bolt and is also bonded with the housing 1 by the optical cement, which can improve the stability of the installation of the light emitter assembly 3. Moreover, the optical glue can fill the gap between the light guide 32 and the bearing part 11, absorb assembly tolerance, eliminate the gap and prevent multiple reflections of millimeter-wave signals between the light guide 32 and the bearing part 11.

The shell 1 is provided with an assembly groove 12, the cover body 2 is provided with an assembly bulge 22, and the assembly bulge 22 is inserted into the assembly groove 12; the mounting position of the lid body 2 can be restricted by inserting the fitting projection 22 into the fitting groove 12; preferably, in order to provide stability for mounting the cover 2, the cover 2 and the housing 1 may be mounted by means of bolts or clamping.

In this embodiment, the luminescent radar label has a multilayer structure, the outermost layer of the luminescent radar label is a transparent cover body 2, the inner side of the cover body 2 is provided with a feature surface 21, the feature surface 21 is provided with an identification groove 211 for forming a preset logo feature, the inner layer is optical glue, the next inner layer is a luminescent component 3, the next inner layer is optical glue, and finally the shell 1; the five layers are overlapped to form a structure with uniform wall thickness, and the structure is bonded by adopting optical cement, so that gaps between the characteristic surface 21 and the luminous body component 3 and between the luminous body component 3 and the shell 1 can be eliminated, and the performance of the luminescent radar label is improved.

The utility model provides a luminous radar label, which is used for displaying the preset logo characteristics and comprises a shell 1, a cover body 2, a luminous body component 3 and a wave-transparent body 4; the inner side of the cover body 2 is provided with a characteristic surface 21, and the wave-transparent body 4 is made of optical cement; by using the optical glue to bond the light-emitting body component 3 and the characteristic surface 21 together, the gap between the light-emitting body component 3 and the characteristic surface 21 is eliminated, the attenuation loss of radar wave signals can be reduced, and the performance of the luminescent radar label is improved.

The technical solutions of the present invention have been described in detail with reference to the accompanying drawings, and the described embodiments are used to help understand the ideas of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the claims.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A luminescent radar sign, comprising:

a housing and a cover; the cover body is arranged on the shell and surrounds the shell to form an accommodating cavity, and the cover body is provided with a characteristic surface;

a light assembly disposed in the receiving cavity toward the feature plane;

2. The luminescent radar tag of claim 1, wherein the wave-transparent body is made of a gel material; one side of the wave-transmitting body is glued with the characteristic surface, and the other side of the wave-transmitting body is glued with the luminous body component.

3. The illuminated radar sign according to claim 2, wherein the wave-transparent body is made of an optical glue, and the optical glue is filled between the surface of the light-emitting body assembly and the feature plane to form the wave-transparent body.

4. The illuminated radar sign according to claim 1, wherein the feature surface is disposed on an inner side of the cover, and the feature surface is provided with an identification groove, and the wave-transparent body is provided with a filling protrusion; the filling bulge is inserted into the mark groove and is attached to the inner wall of the mark groove.

5. The illuminated radar sign according to claim 1, wherein the housing has a carrier portion, the light assembly includes a circuit board and a light guide, the circuit board is fixedly attached to the housing; the light guide is arranged between the bearing part and the characteristic surface and is fixedly connected with the circuit board, and two sides of the wave-transmitting body are respectively attached to the characteristic surface and the light guide.

6. A luminescent radar sign according to claim 5, wherein a plurality of light sources are arranged on the circuit board, either along the circumference of the carrier or on one side of the carrier.

7. A luminescent radar sign according to claim 5, characterized in that a filling element is arranged between the light guide and the carrier part, said filling element being attached to the light guide and the carrier part on either side of the filling element, said filling element allowing the transmission of radar waves.

8. A luminescent radar sign according to claim 7, characterized in that the filling member is made of optical glue, which is filled between the light guide and the carrier part to form the filling member.

9. The luminescent radar sign according to claim 1, wherein the housing is provided with a fitting groove, and the cover is provided with a fitting projection, the fitting projection being inserted into the fitting groove.