CN117869823A - Automobile taillight - Google Patents

Abstract

The invention provides an automobile tail lamp, which comprises a lamp holder, a positioning assembly and an illumination assembly, wherein the positioning assembly and the illumination assembly are arranged in the lamp holder; the lamp holder comprises a rear cover, a main shell and a lamp cover which are sequentially connected, the positioning component is arranged between the rear cover and the main shell, and the lighting component is arranged between the main shell and the lamp cover; the positioning assembly comprises a first circuit board, a communication module, a positioning module and a control module, wherein the communication module, the positioning module and the control module are arranged on the first circuit board and are electrically connected with the first circuit board; the lighting assembly comprises a second circuit board, a lamp cup and a plurality of LED lamp beads arranged on one side, close to the lamp cover, of the second circuit board, and light emitted by the LED lamp beads can be emitted out of the lamp holder after passing through the lamp cover. According to the automobile tail lamp, the positioning component is integrated in the lamp holder of the automobile tail lamp, so that the concealment of the positioning component is improved, and the safety of an automobile is further improved.

Description

Automobile taillight

Technical Field

The invention relates to the technical field of vehicle positioning equipment, in particular to an automobile tail lamp, and specifically relates to an automobile tail lamp with a positioning function.

Background

The vehicle-mounted positioning terminal is an OBD terminal installed in an automobile for use, and can be used for carrying out services such as position inquiry, electronic fence, overspeed alarm, track playback, vehicle fault diagnosis, OBD data detection and the like on the automobile, and can be used after the SIM card is installed.

In order to monitor the position of an automobile and realize an anti-theft function, a plurality of automobiles are provided with vehicle-mounted positioning terminals at present. However, the installation position of the existing vehicle-mounted positioning terminal is generally not hidden enough (generally installed at the position of a cab), and the vehicle-mounted positioning terminal is easily found and damaged; once the vehicle-mounted positioning terminal is damaged, a user can hardly determine the direction of the vehicle, so that the difficulty of retrieving the vehicle is increased. In view of this, it is necessary to set the position of the positioning device to be more hidden to improve the safety of the automobile.

Disclosure of Invention

The invention aims to provide an automobile tail lamp, and the positioning assembly is integrated in a lamp holder of the automobile tail lamp, so that the concealment of the positioning assembly is improved, and the safety of the automobile is further improved.

The invention provides an automobile tail lamp, which comprises a lamp holder, a positioning assembly and a lighting assembly, wherein the positioning assembly and the lighting assembly are arranged in the lamp holder; the lamp holder comprises a rear cover, a main shell and a lamp cover which are sequentially connected, the positioning assembly is arranged between the rear cover and the main shell, and the lighting assembly is arranged between the main shell and the lamp cover;

the positioning assembly comprises a first circuit board, a communication module, a positioning module and a control module, wherein the communication module, the positioning module and the control module are arranged on the first circuit board and are electrically connected with the first circuit board, and the communication module and the positioning module are electrically connected with the control module;

the lighting assembly comprises a second circuit board, a lamp cup and a plurality of LED lamp beads arranged on the second circuit board and close to one side of the lamp cover, the lamp cup surrounds the periphery of the second circuit board and covers the second circuit board, and light emitted by the LED lamp beads can penetrate through the lamp cover and then be emitted out of the lamp holder.

In one implementation, the automobile tail lamp further includes a communication antenna, the communication antenna is disposed between the main housing and the lamp cover, and the communication antenna is located at a side of the second circuit board close to the lamp cover; the communication antenna is in electrical signal connection with the communication module.

In one implementation, the communication antenna is a patch type communication antenna in a sheet shape, and the communication antenna is attached to a side wall of the lamp cup.

In one implementation manner, the main shell comprises a bottom plate and a side plate connected with the periphery of the bottom plate in a circle, and a mounting groove is formed between the side plate and the bottom plate in a surrounding manner; the lighting assembly is arranged in the mounting groove, the second circuit board is fixedly attached to the bottom plate, the side plate surrounds the periphery of the lamp cup, and the lamp cover is connected with the side plate.

In one implementation manner, the automobile tail lamp further comprises a positioning antenna, wherein the positioning antenna is arranged on the surface of one side, close to the lamp cover, of the bottom plate, and the positioning antenna is in electrical signal connection with the positioning module; and an avoidance hole is formed in the second circuit board at a position corresponding to the positioning antenna.

In one implementation, the surface of the bottom plate, which is close to one side of the lamp cover, is provided with a containing groove, and the positioning antenna is arranged in the containing groove.

In one realisable form, the lamp cover is threadably connected to the side plate.

In one implementation, the positioning assembly further includes a built-in battery electrically connected to the first circuit board, the built-in battery being configured to power the positioning assembly.

In one implementation, the lamp socket further includes a mounting base fixedly connected with the main housing, the mounting base being configured to be connected with an automobile.

In one implementation manner, a light-gathering structure is arranged on the inner wall of the lamp cover at a position corresponding to each LED lamp bead, each light-gathering structure comprises a plurality of concentrically arranged circular convex teeth, and the diameters of the plurality of circular convex teeth are gradually increased, so that the light-gathering structure is formed into a Fresnel lens structure; each LED lamp bead is arranged corresponding to the circular convex tooth positioned at the innermost side in the light gathering structure.

According to the automobile tail lamp, the positioning component is integrally arranged in the lamp holder, namely the automobile tail lamp has the positioning function and the lighting function, so that the concealment of the positioning component is improved, the positioning component is not easy to discover and disassemble to damage, the positioning component can always keep a working state, and the safety of an automobile is further improved. Moreover, the lamp stand is including the back lid, main casing and the lamp lid that connect gradually, through setting up locating component between back lid and main casing, and lighting component sets up between main casing and lamp lid, and to be about to locating component and lighting component subregion setting, on the one hand can avoid locating component to influence lighting component's normal work, on the other hand can further improve locating component's disguise.

Drawings

Fig. 1 is a schematic structural diagram of a tail lamp of an automobile according to an embodiment of the invention.

Fig. 2 is a schematic view of a structure of a tail lamp of an automobile in another direction according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of an explosion structure of a tail lamp of an automobile according to an embodiment of the invention.

Fig. 4 is a schematic view of the exploded structure of fig. 3 after further decomposition.

Fig. 5 is a schematic view of the structure of fig. 4 in the other direction.

Fig. 6 is a schematic structural diagram of the main housing according to an embodiment of the present invention.

Fig. 7 is a schematic view of a lamp cover according to an embodiment of the invention.

Fig. 8 is a front view of fig. 7.

Fig. 9 is a schematic cross-sectional view of fig. 7.

Fig. 10 is a side view of fig. 9.

FIG. 11 is a block diagram illustrating a positioning assembly according to an embodiment of the present invention.

Detailed Description

The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms upper, lower, left, right, front, rear, top, bottom and the like (if any) in the description and in the claims are used for descriptive purposes and not necessarily for describing relative positions of structures in the figures and in describing relative positions of structures. It should be understood that the use of directional terms should not be construed to limit the scope of the invention as claimed.

As shown in fig. 1 to 5 and 11, the automobile tail lamp provided by the embodiment of the invention comprises a lamp holder 1, a positioning component 2 and a lighting component 3, wherein the positioning component 2 and the lighting component 3 are arranged in the lamp holder 1. The lamp socket 1 comprises a rear cover 11, a main housing 12 and a lamp cover 13 which are sequentially connected, the positioning assembly 2 is arranged between the rear cover 11 and the main housing 12, and the lighting assembly 3 is arranged between the main housing 12 and the lamp cover 13.

The positioning assembly 2 comprises a first circuit board 21, a communication module 22, a positioning module 23 and a control module 24, wherein the communication module 22, the positioning module 23 and the control module 24 are arranged on the first circuit board 21 and are electrically connected with the first circuit board 21, and the communication module 22 and the positioning module 23 are electrically connected with the control module 24. The communication module 22 plays a role in wireless communication, the positioning module 23 is configured to receive positioning information, and wirelessly transmit the positioning information to the cloud platform (i.e., cloud server) through the communication module 22, and the mobile terminal device (e.g., mobile phone, computer, etc.) performs data interaction with the cloud platform, so as to obtain the positioning information (specific functions and working principles of the communication module 22 and the positioning module 23 may refer to the prior art, which is not described herein).

The lighting assembly 3 comprises a second circuit board 31, a lamp cup 33 and a plurality of LED lamp beads 32 arranged on one side, close to the lamp cover 13, of the second circuit board 31, wherein the LED lamp beads 32 are uniformly arranged at intervals on the second circuit board 31, and the LED lamp beads 32 can emit light after being electrified. The lamp cup 33 is disposed around the periphery of the second circuit board 31 and covers the second circuit board 31, and the lamp cup 33 is used for reflecting light emitted by the LED lamp beads 32 (specifically, the lamp cup 33 is made of a reflective material, such as an aluminum material, a silver material, etc., or a reflective layer, such as an aluminum layer, a silver layer, etc., is disposed on the inner wall of the lamp cup 33, so that the lamp cup 33 has a reflective function), so as to perform the functions of focusing and brightening, thereby improving the light utilization rate and saving energy consumption. The lamp cover 13 has light transmission performance, and light emitted by the LED lamp beads 32 can be emitted outside the lamp holder 1 after passing through the lamp cover 13, so that the outline, brake warning, steering prompt, illumination function and the like of the automobile tail lamp are realized.

According to the automobile tail lamp provided by the embodiment of the invention, the positioning component 2 is integrally arranged in the lamp holder 1, namely, the automobile tail lamp has the positioning function and the lighting function, so that the concealment of the positioning component 2 is improved, the positioning component 2 is not easy to discover and disassemble to damage, the positioning component 2 can always keep a working state, and the safety of an automobile is further improved. Moreover, the lamp holder 1 comprises a rear cover 11, a main housing 12 and a lamp cover 13 which are sequentially connected, and the lighting assembly 3 is arranged between the main housing 12 and the lamp cover 13 by arranging the positioning assembly 2 between the rear cover 11 and the main housing 12 (namely, arranging the positioning assembly 2 at the innermost side of the lamp holder 1), namely, arranging the positioning assembly 2 and the lighting assembly 3 in a partitioned manner, so that on one hand, the positioning assembly 2 can be prevented from influencing the normal operation of the lighting assembly 3, and on the other hand, the concealment of the positioning assembly 2 can be further improved.

As shown in fig. 3 to 6, as an embodiment, the main housing 12 includes a bottom plate 121 and a side plate 122 connected to a periphery of the bottom plate 121, the side plate 122 extends to protrude toward a side close to the lamp cover 13 as compared with the bottom plate 121, and a mounting groove 123 is formed between the side plate 122 and the bottom plate 121. The lighting assembly 3 is arranged in the mounting groove 123, the second circuit board 31 is fixedly attached to the bottom plate 121 (specifically, fixedly connected through screws), the side plate 122 is arranged around the periphery of the lamp cup 33 in a circle, and the lamp cup 33 is fixedly connected with the side plate 122 or the bottom plate 121 (specifically, fixedly connected through screws); the lamp cover 13 is connected to the side plate 122. Specifically, the lamp cover 13 is screwed to the side plate 122.

As shown in fig. 3 to 6 and 11, as an embodiment, the automobile tail lamp further includes a positioning antenna 5, the positioning antenna 5 is disposed on a surface of the base plate 121 near the side of the lamp cover 13, the positioning antenna 5 is used for receiving positioning information, and the positioning antenna 5 is electrically connected with the positioning module 23; the second circuit board 31 is provided with a avoiding hole 311 corresponding to the positioning antenna 5, so that the positioning antenna 5 is exposed through the avoiding hole 311. The positioning antenna 5 is arranged on the surface of the bottom plate 121, which is close to one side of the lamp cover 13, and the positioning antenna 5 is exposed out of the second circuit board 31 through the avoidance holes 311, so that the signal of the positioning antenna 5 can be prevented from being shielded by the second circuit board 31 and other elements, and the signal intensity can be improved; meanwhile, the positioning antenna 5 can be prevented from being exposed (i.e. the positioning antenna 5 is prevented from being arranged outside the lamp holder 1) so as to improve the concealment of the positioning device (it should be noted that, since the lamp cover 13 is generally made of red plastic, so that the light emitted by the automobile tail lamp is red light, i.e. the lamp cover 13 is not made of completely transparent material, and the lamp cover 13 has a certain haze, the positioning antenna 5 is not easy to be found from the outside).

As shown in fig. 3 to 6, as an embodiment, a receiving groove 124 is formed on a surface of the base plate 121 near the lamp cover 13, and the positioning antenna 5 is disposed in the receiving groove 124, thereby facilitating installation of the positioning antenna 5. In the present embodiment, the accommodating groove 124 is disposed at a middle position of the bottom plate 121, that is, the positioning antenna 5 is disposed at a middle position of the bottom plate 121.

As shown in fig. 4 and 11, as an embodiment, the automobile tail light further includes a communication antenna 4, where the communication antenna 4 is disposed between the main housing 12 and the lamp cover 13, and the communication antenna 4 is located on a side of the second circuit board 31 near the lamp cover 13 (the communication antenna 4 is not illustrated in fig. 3 and 4); the communication antenna 4 is used for sending and receiving communication information, and the communication antenna 4 is electrically connected with the communication module 22. Specifically, in the present embodiment, the communication antenna 4 is a patch type communication antenna (the structure and function of the patch type communication antenna can be referred to in patent CN213401516U or other prior art), and the communication antenna 4 is attached to the side wall of the lamp cup 33. The arrangement can facilitate the installation of the communication antenna 4 without affecting the reflection effect of the lamp cup 33, and can prevent the second circuit board 31 and other elements from shielding the signals of the communication antenna 4, thereby being beneficial to improving the signal strength; meanwhile, the arrangement can also avoid the communication antenna 4 from being exposed (namely, the communication antenna 4 is prevented from being arranged outside the lamp holder 1), so that the concealment of the positioning device is improved.

Meanwhile, the communication antenna 4 is electrically connected to the communication module 22 through a communication cable (not shown), and the lamp cup 33 is provided with a through hole 331 for the communication cable to pass through.

As one embodiment, the positioning antenna 5 is a laminated ceramic antenna.

As an embodiment, the communication module 22 is a 4G network communication module, that is, it is capable of performing 4G network communication. The positioning module 23 is a GPS positioning module capable of GPS positioning. Correspondingly, the communication antenna 4 is a 4G network communication antenna, and the positioning antenna 5 is a GPS positioning antenna. Of course, in other embodiments, the communication module 22 and the positioning module 23 may be of other types (for example, the communication module 22 is a 2G/4G dual-frequency network communication module, the communication antenna 4 is a 2G/4G dual-frequency communication antenna, the positioning module 23 is a GPS/BD dual-positioning module, that is, the positioning module 23 is compatible with GPS positioning and beidou positioning, and the positioning antenna 5 is a GPS/BD dual-channel antenna).

As an embodiment, the control module 24 is an MCU (micro control unit).

As shown in fig. 5, as an embodiment, the positioning assembly 2 further includes a built-in battery 26, the built-in battery 26 is electrically connected with the first circuit board 21, and the built-in battery 26 is used to supply power to the positioning assembly 2, so that the positioning assembly 2 can continuously operate.

As shown in fig. 2 to 5, as an embodiment, the first circuit board 21 is provided with a charging interface 27, and the rear cover 11 is provided with a window 111 corresponding to the charging interface 27; the lamp socket 1 further comprises a cover plate 15, wherein the cover plate 15 is arranged at the window 111 and is detachably connected with the rear cover 11 (specifically by screw connection), and when the cover plate 15 is opened, the charging interface 27 is exposed, so that the built-in battery 26 can be charged through the charging interface 27.

As shown in fig. 11, as an embodiment, the positioning assembly 2 further includes a vibration sensor 25 disposed on the first circuit board 21, the vibration sensor 25 is electrically connected to the control module 24, and the vibration sensor 25 is used for detecting a vibration signal of the tail light of the automobile; the control module 24 can control the operation state (i.e., the open/close state) of the positioning module 23 according to the vibration signal detected by the vibration sensor 25.

Specifically, when the vehicle is in a stationary state, the vibration signal value detected by the vibration sensor 25 is lower than the set value, and at this time, the system determines that the vehicle is not moving, i.e. the position of the vehicle is unchanged (i.e. the position of the vehicle is the position detected when the positioning module 23 last works), so as to save power consumption, the control module 24 controls the positioning module 23 to be in a dormant state; when the automobile moves, the vibration signal value detected by the vibration sensor 25 is higher than the set value, and the system judges that the automobile moves at the moment, and the control module 24 controls the positioning module 23 to be started, namely the positioning module 23 wakes up, so that the automobile is repositioned.

As shown in fig. 1 to 5, as an embodiment, the lamp socket 1 further includes a mounting base 14, where the mounting base 14 is fixedly connected (specifically, may be fastened by a clamping, screwing, or the like) to the main housing 12, and the mounting base 14 is used to connect with an automobile, so as to mount an automobile tail lamp onto the automobile.

As shown in fig. 1 to 5, as an embodiment, the automobile tail light further includes a communication/power supply cable 6, where the communication/power supply cable 6 is electrically connected to the lighting assembly 3 (specifically, electrically connected to the second circuit board 31), and the communication/power supply cable 6 is used to connect to a power supply and control system of the automobile, so as to supply and control the power to the lighting assembly 3.

As shown in fig. 3 to 8, as one embodiment, the main housing 12, the second circuit board 31, and the lamp cover 13 are all of a circular structure. Of course, in other embodiments, the main housing 12, the second circuit board 31 and the lamp cover 13 may have other shapes, such as rectangular, shaped, etc.

As shown in fig. 4 to 9, as an embodiment, a light focusing structure 133 is disposed on the inner wall of the lamp cover 13 at a position corresponding to each LED lamp bead 32, and each light focusing structure 133 includes a plurality of concentrically disposed circular convex teeth 1330, i.e. the circular convex teeth 1330 are in a circular tooth-like structure, and the diameters of the plurality of circular convex teeth 1330 are gradually increased (i.e. the plurality of circular convex teeth 1330 are arranged in a wave-like structure similar to a ripple), so that the light focusing structure 133 is formed into a fresnel lens structure (see the patent CN209130790U or other prior art for the structure and principle of the fresnel lens). Each LED lamp bead 32 is disposed corresponding to the circular lobe 1330 of the light-gathering structure 133 that is located innermost (i.e., the center most).

Specifically, in this embodiment, through setting up a plurality of spotlight structures 133 on the inner wall of lamp lid 13, a plurality of spotlight structures 133 are corresponding with a plurality of LED lamp pearls 32 respectively, and spotlight structure 133 is fresnel lens structure, and spotlight structure 133 can play the effect of gathering (i.e. spotlight effect) to the light that LED lamp pearl 32 sent to improve the utilization ratio of light and the intensity of emergent light, save the energy consumption, and can improve the homogeneity of emergent light, and then promote illumination effect.

As shown in fig. 4 and fig. 7 to fig. 10, as an embodiment, the lamp cover 13 includes a light-transmitting plate 131 and a flange portion 132 connected to a periphery of the light-transmitting plate 131, the light-transmitting plate 131 has a light-incident surface 131A and a light-emergent surface 131B opposite to each other, the flange portion 132 extends and protrudes toward a side far from the light-emergent surface 131B compared to the light-transmitting plate 131, and the flange portion 132 is connected to the side plate 122 of the main housing 12 by threads (specifically, an internal thread is provided on an inner wall of the flange portion 132, and an external thread is provided on an outer wall of the side plate 122). The LED lamp beads 32 are located at one side of the light-transmitting plate 131 near the light-incident surface 131A, and the plurality of light-condensing structures 133 are uniformly arranged on the light-incident surface 131A of the light-transmitting plate 131. The adjacent light condensing structures 133 may be disposed at intervals or may be disposed next to each other; preferably, adjacent light gathering structures 133 are disposed next to each other so that light emitted by each LED bead 32 can pass through the light gathering structures 133.

As shown in fig. 4 and fig. 7 to fig. 10, in each light focusing structure 133, the plurality of circular convex teeth 1330 includes a first circular convex tooth 1331 and a plurality of second circular convex teeth 1332 sequentially disposed on the periphery of the first circular convex tooth 1331, and the diameters of the first circular convex tooth 1331 and the plurality of second circular convex teeth 1332 gradually increase. The first circular convex tooth 1331 is internally provided with a light condensation groove 1333, the inner wall of the light condensation groove 1333 is of a cambered surface structure (namely, the inner wall of the first circular convex tooth 1331 is of a cambered surface structure), and the LED lamp beads 32 and the light condensation groove 1333 are correspondingly arranged, so that a better converging effect is achieved on light emitted by the LED lamp beads 32.

As shown in fig. 9 and 10, as an embodiment, the inner wall of the light-gathering groove 1333 is in a hemispherical structure (i.e., the inner wall of the first circular convex tooth 1331 is in a hemispherical structure), and the outer side wall of the first circular convex tooth 1331 is in a cambered surface structure (specifically, in a spherical structure), so that a better gathering effect is achieved for the light emitted by the LED lamp beads 32.

As shown in fig. 9 and 10, as an embodiment, the protrusion heights of the second circular protruding teeth 1332 (i.e., the protrusion heights facing the side far away from the light emitting surface 131B) are equal, and the protrusion height of the first circular protruding tooth 1331 is greater than the protrusion height of the second circular protruding tooth 1332, so that the first circular protruding tooth 1331 can collect the light emitted by the LED lamp bead 32 more (because the LED lamp bead 32 corresponds to the first circular protruding tooth 1331, the protrusion height of the first circular protruding tooth 1331 is set to be greater, so that the first circular protruding tooth 1331 can collect the light emitted by the LED lamp bead 32 more easily, thereby improving the light utilization rate and the light condensation effect).

As shown in fig. 9 and 10, as an embodiment, the light exit surface 131B of the light-transmitting plate 131 has a smooth planar structure, specifically, may have a smooth planar structure or a smooth arc structure (generally, the arc is small).

As shown in fig. 9 and 10, in one embodiment, the number of the circular protruding teeth 1330 in each light condensing structure 133 is not less than three, and the spacing L between the tooth tips of two adjacent circular protruding teeth 1330 is 0.1mm to 0.16mm, so as to achieve a better condensing effect on the light emitted by the LED lamp beads 32.

The embodiment of the invention also provides an automobile, comprising the automobile tail lamp.

According to the automobile tail lamp provided by the embodiment of the invention, the positioning component 2 is integrally arranged in the lamp holder 1, namely, the automobile tail lamp has the positioning function and the lighting function, so that the concealment of the positioning component 2 is improved, the positioning component 2 is not easy to discover and disassemble to damage, the positioning component 2 can always keep a working state, and the safety of an automobile is further improved. Moreover, the lamp stand 1 includes back lid 11, main casing 12 and the lamp lid 13 that connect gradually, through setting up locating component 2 between back lid 11 and main casing 12, and lighting component 3 sets up between main casing 12 and lamp lid 13, i.e. locating component 2 and lighting component 3 subregion setting, on the one hand can avoid locating component 2 to influence lighting component 3's normal work, on the other hand can further improve locating component 2's disguise.

Meanwhile, a plurality of light-gathering structures 133 are arranged on the inner wall of the lamp cover 13, the light-gathering structures 133 are respectively corresponding to the LED lamp beads 32, the light-gathering structures 133 are of Fresnel lens structures, and the light emitted by the LED lamp beads 32 can be gathered by the light-gathering structures 133 (namely, the light-gathering effect), so that the utilization rate of light rays and the intensity of emergent light are improved, the energy consumption is saved, the uniformity of the emergent light can be improved, and the illumination effect is further improved.

The foregoing is merely illustrative embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present invention, and the invention should be covered. Therefore, the protection scope of the invention is subject to the protection scope of the claims.

Claims (10)

1. The automobile tail lamp is characterized by comprising a lamp holder (1), a positioning assembly (2) and a lighting assembly (3), wherein the positioning assembly (2) and the lighting assembly (3) are arranged in the lamp holder (1); the lamp holder (1) comprises a rear cover (11), a main shell (12) and a lamp cover (13) which are sequentially connected, the positioning assembly (2) is arranged between the rear cover (11) and the main shell (12), and the lighting assembly (3) is arranged between the main shell (12) and the lamp cover (13);

the positioning assembly (2) comprises a first circuit board (21), a communication module (22), a positioning module (23) and a control module (24), wherein the communication module (22), the positioning module (23) and the control module (24) are arranged on the first circuit board (21) and are electrically connected with the first circuit board (21), and the communication module (22) and the positioning module (23) are electrically connected with the control module (24);

the lighting assembly (3) comprises a second circuit board (31), a lamp cup (33) and a plurality of LED lamp beads (32) which are arranged on the second circuit board (31) and are close to one side of the lamp cover (13), the lamp cup (33) surrounds the periphery of the second circuit board (31) and covers the second circuit board (31), and light emitted by the LED lamp beads (32) can penetrate through the lamp cover (13) and then be emitted out of the lamp holder (1).

2. The tail light of claim 1, further comprising a communication antenna (4), wherein the communication antenna (4) is disposed between the main housing (12) and the lamp cover (13), and wherein the communication antenna (4) is located on a side of the second circuit board (31) adjacent to the lamp cover (13); the communication antenna (4) is in electrical signal connection with the communication module (22).

3. A tail light as claimed in claim 2, characterized in that the communication antenna (4) is a sheet-like patch communication antenna, the communication antenna (4) being attached to the side wall of the lamp cup (33).

4. The automobile tail light according to claim 1, wherein the main housing (12) comprises a bottom plate (121) and a side plate (122) connected with the periphery of the bottom plate (121), and a mounting groove (123) is formed by enclosing the side plate (122) and the bottom plate (121); the lighting assembly (3) is arranged in the mounting groove (123), the second circuit board (31) is fixedly attached to the bottom plate (121), the side plate (122) surrounds the periphery of the lamp cup (33) in a circle, and the lamp cover (13) is connected with the side plate (122).

5. A taillight according to claim 4, characterized in that it further comprises a positioning antenna (5), said positioning antenna (5) being arranged on the surface of the base plate (121) on the side close to the lamp cover (13), said positioning antenna (5) being in electrical signal connection with the positioning module (23); and an avoidance hole (311) is formed in the second circuit board (31) at a position corresponding to the positioning antenna (5).

6. The automobile tail light according to claim 5, wherein a receiving groove (124) is formed in a surface of the bottom plate (121) adjacent to one side of the lamp cover (13), and the positioning antenna (5) is disposed in the receiving groove (124).

7. A taillight according to claim 4, characterised in that the lamp cover (13) is screwed to the side plate (122).

8. A taillight according to claim 1, characterized in that the positioning assembly (2) further comprises an internal battery (26), the internal battery (26) being electrically connected to the first circuit board (21), the internal battery (26) being adapted to power the positioning assembly (2).

9. A taillight for a motor vehicle as claimed in claim 1, characterized in that the lamp base (1) further comprises a mounting base (14), the mounting base (14) being fixedly connected to the main housing (12), the mounting base (14) being intended for connection to a motor vehicle.

10. The automobile tail light according to any one of claims 1-9, wherein a light focusing structure (133) is provided on an inner wall of the lamp cover (13) at a position corresponding to each of the LED beads (32), each light focusing structure (133) comprises a plurality of concentrically arranged circular teeth (1330), and the diameters of the plurality of circular teeth (1330) are gradually increased so that the light focusing structure (133) is formed into a fresnel lens structure; each LED lamp bead (32) is arranged corresponding to the circular convex tooth (1330) positioned at the innermost side of the light gathering structure (133).