CN112879864A

CN112879864A - Electric vehicle tail lamp assembly

Info

Publication number: CN112879864A
Application number: CN202110194631.1A
Authority: CN
Inventors: 郑永国
Original assignee: Ningbo Yajiada Automobile Industry Co ltd
Current assignee: Ningbo Yajiada Automobile Industry Co ltd
Priority date: 2021-02-21
Filing date: 2021-02-21
Publication date: 2021-06-01

Abstract

The application relates to a tail lamp assembly of an electric vehicle, belonging to the technical field of electric vehicles and comprising a tail lamp shell; the tail lamp shell is provided with an installation groove body, and a light-emitting piece is arranged in the installation groove body; the tail lamp shell is also provided with a diffusion cover for covering the luminous piece and a light-transmitting cover for covering the notch of the installation groove body; the diffusion cover is made of light diffusion plastics; the mounting groove body is provided with a rear notch facing to the rear and a lower notch facing to the lower part; the light-transmitting cover comprises a rear light-transmitting plate for covering the rear notch and a lower light-transmitting plate for covering the lower notch; the diffusion cover is embedded in the light-transmitting cover and comprises a rear diffusion sheet attached to the inner surface of the rear light-transmitting plate and a lower diffusion sheet attached to the inner surface of the lower light-transmitting plate. The electric vehicle tail lamp assembly of the application emits light more uniformly, is not easy to interfere other drivers at night, and is beneficial to reducing the probability of rear-end accidents at night.

Description

Electric vehicle tail lamp assembly

Technical Field

The application relates to the field of electric vehicle lighting, in particular to an electric vehicle tail lamp assembly.

Background

An electric vehicle is a transportation tool using a battery as an energy source, and is also called as an electric drive vehicle or an electric battery car. The tail lamp assembly of the electric vehicle is an indispensable component in the electric vehicle. The electric vehicle tail lamp assembly is generally applied to a brake system of an electric vehicle, and when the electric vehicle brakes, a tail lamp of the electric vehicle can be lightened for warning a running vehicle behind, so that the probability of rear-end collision is reduced.

Chinese utility model patent with publication number CN206176267U discloses an electric vehicle tail lamp assembly, which comprises a base, a lamp group device and a lampshade. The lamp group device comprises a warning lamp group, a first brake lamp group and a second brake lamp group, wherein the first brake lamp group and the second brake lamp group flicker in different colors when being powered on, and the tail lamp component of the electric vehicle can flicker in two different colors when being braked.

In view of the above-mentioned related art, the inventor believes that the above-mentioned tail lamp assembly of the electric vehicle emits light unevenly when the electric vehicle is braked, which is likely to cause dazzling of a driver at the rear.

Disclosure of Invention

In order to make the light that electric motor car tail lamp assembly sent more even, this application provides an electric motor car tail lamp assembly.

The application provides a tail lamp assembly of electric motor car adopts following technical scheme:

a tail lamp assembly of an electric vehicle comprises a tail lamp shell; the tail lamp shell is provided with an installation groove body, and a light-emitting piece is arranged in the installation groove body; the tail lamp shell is also provided with a diffusion cover for covering the luminous piece and a light-transmitting cover for covering the notch of the installation groove body; the diffuser cap is made of light diffusing plastic.

Through adopting above-mentioned technical scheme, after the light-emitting component circular telegram, the light that the light-emitting component launches can strike and cover at the diffusion, and cover the diffusion at the diffusion and come, diffusion cover and light-emitting component combination this moment form the great and comparatively even light-emitting component of emission light of a luminous area, the light that this light-emitting component launches passes through behind the printing opacity cover again to the rear side of electric vehicle tail lamp assembly, the light that electric vehicle tail lamp assembly launches this moment is more even, be difficult for causing the interference to other navigating mate at the back night, help reducing the probability that takes place the rear-end collision accident at night.

Optionally, the mounting groove body is provided with a rear notch facing backwards and a lower notch facing downwards; the light-transmitting cover comprises a rear light-transmitting plate for covering the rear notch and a lower light-transmitting plate for covering the lower notch; the diffusion cover is embedded in the light-transmitting cover and comprises a rear diffusion sheet attached to the inner surface of the rear light-transmitting plate and a lower diffusion sheet attached to the inner surface of the lower light-transmitting plate.

Through adopting above-mentioned technical scheme, after the light-emitting component circular telegram was lighted, the light that the light-emitting component sent is through the diffusion of diffusion cover back, can jet out to rear and below, and some light is direct to other drivers in rear, and some light shines to other drivers behind ground again to shine a bright region on ground, thereby remind other drivers in rear to notice the vehicle distance, further reduced the probability that takes place the rear-end collision accident at night.

Optionally, the mounting groove body further has a left notch facing the left side and a right notch facing the right side; the two ends of the lower light-transmitting plate are respectively connected with a left light-transmitting plate which is turned upwards and covers the left notch and a right light-transmitting plate which is turned upwards and covers the right notch, and the left light-transmitting plate and the right light-transmitting plate are respectively connected with the rear light-transmitting plate; the two ends of the lower diffusion sheet are respectively provided with a left diffusion sheet attached to the inner surface of the left light-transmitting plate and a right diffusion sheet attached to the inner surface of the right light-transmitting plate; the left diffusion sheet and the right diffusion sheet are respectively connected with the rear diffusion sheet.

Through adopting above-mentioned technical scheme, after the light-emitting part circular telegram is luminous, the light that the light-emitting part was launched is through the diffusion cover diffusion back, partial light can be launched away through left light-passing board and right light-passing board, and because left light-passing board and right light-passing board are the both sides that set up the light-passing board under and turn over an arrangement that makes progress, make the light slope of following left light-passing board and right light-passing board department and jet out downwards and shine subaerial, can be subaerial and be located the left and right sides formation bright region of storage battery car tail lamp assembly respectively, help reminding the rear vehicle to keep the vehicle distance at. And, electric motor car tail lamp assembly can be to left and right sides transmission light to improve electric motor car tail lamp assembly's warning region.

Optionally, the tail lamp housing is provided with a mounting plane which is horizontally arranged at the mounting groove and used for mounting the luminous element; the illuminating part is a luminous lamp panel, and the luminous lamp panel is provided with a first lamp bead positioned above the lower diffusion sheet, a second lamp bead positioned above the left diffusion sheet and a third lamp bead positioned above the right diffusion sheet.

Through adopting above-mentioned technical scheme, first lamp pearl, second lamp pearl and third lamp pearl in the luminous lamp plate can penetrate piece, left diffusion piece and the right diffusion piece of diffusing under directly respectively for when luminous lamp plate circular telegram is luminous, shine subaerial bright region more obvious, help reminding the rear vehicle to keep the vehicle distance of fore-and-aft direction and the vehicle distance of left and right directions. First lamp pearl, second lamp pearl and third lamp pearl in the luminous lamp plate also can have partial light to shine on the diffusion piece behind for the diffusion piece also can normally light, and light is more even soft.

Optionally, the tail lamp housing is further rotatably mounted with a rotary seat for mounting the light emitting element and a driving mechanism for driving the rotary seat to rotate in the mounting groove, and a rotation axis of the rotary seat is parallel to a length direction of the tail lamp housing; the rotating seat is driven by the driving mechanism to have a first state and a second state; when the rotating seat is in the first state, the light-emitting piece is opposite to the rear diffusion sheet; when the rotating seat is in the second state, the light-emitting piece is opposite to the lower diffusion sheet.

Through adopting above-mentioned technical scheme, when the roating seat is in the first state, the piece is just right with back diffusion piece, and after the luminous piece circular telegram was luminous, the light that back diffusion piece sent was stronger than the back diffusion piece when the roating seat was in the second state and sent, and is more ideal to other navigating mate's in rear warning effect, and also can form bright region on ground this moment for remind the rear vehicle to keep the vehicle distance of fore-and-aft direction and the vehicle distance of left and right directions.

When the rotary seat is in the second state, the light-emitting piece is opposite to the lower diffusion sheet, the left diffusion sheet and the right diffusion sheet, so that a more obvious light area can be formed on the ground, and the rear vehicle can be reminded of keeping the vehicle distance in the front-rear direction and the vehicle distance in the left-right direction; at the moment, the rear diffusion sheet can also be normally lightened for warning a vehicle behind.

The driving mechanism is set to realize the switching of the rotating seat between the first state and the second state, so that the rotating seat is in the first state when the electric vehicle is in a running state; when the electric vehicle stops, the driving mechanism switches the rotating seat from the first state to the second state.

Optionally, the rotating base has a gear portion, an axis of the gear portion is parallel to a rotation axis of the rotating base; the tail lamp shell is provided with the driving port corresponding to the gear part at the mounting groove body; the driving mechanism comprises a driving motor and a driving gear; the driving gear is installed on an output shaft of the driving motor and is meshed with the gear part through the driving port.

Through adopting above-mentioned technical scheme, actuating mechanism adopts the structure of driving motor and drive gear, and the installation of this kind of drive mode is comparatively simple to the reliability is higher, makes the roating seat can switch between first state and second state steadily.

Optionally, the tail lamp housing is further provided with a sealing cover for sealing and covering the driving motor and the driving gear.

Through adopting above-mentioned technical scheme, sealed setting for of lid can reduce steam and enter into the mounting groove internal through the drive mouth, helps prolonging the life of illuminating part.

Optionally, a plug-in convex edge is arranged on one side of the light-transmitting cover facing the tail lamp shell; the tail lamp shell is provided with an installation slot along the edge of the installation slot body, and the insertion convex edge is inserted into the installation slot; the inserting convex edge is fixed in the mounting slot through glue.

Through adopting above-mentioned technical scheme, adopt the protruding edge of pegging graft and the cooperation of installation slot, and will peg graft protruding edge through glue and fix in the installation slot for the fixed strength of printing opacity cover and tail lamp casing is higher, and waterproof performance is comparatively ideal, and is less to the luminous interference of electric motor car tail lamp assembly.

Optionally, the diffusion cover is circumferentially provided with positioning buckles at intervals along the edge facing the tail lamp housing, and the positioning buckles include positioning clamping plates and clamping bottom plates arranged at the ends of the positioning clamping plates far away from the diffusion cover; the tail lamp shell is provided with a positioning notch for the insertion of the positioning clamping plate and a positioning clamping groove for the accommodation of the clamping bottom plate at the installation slot; when the printing opacity cover is installed during the tail lamp casing, the protruding edge of pegging graft will the joint bottom plate compresses tightly in the positioning groove.

Through adopting above-mentioned technical scheme, the diffusion cover passes through the location buckle to be installed on the tail lamp casing, under the cooperation of location cardboard and location breach and the cooperation of joint bottom plate and positioning groove, has made things convenient for and has installed the diffusion cover location on the tail lamp casing. After the installation of the light-transmitting cover is completed, the light-transmitting cover compresses the clamping bottom plate in the positioning clamping groove, so that the probability of the movement of the diffusion cover on the tail lamp shell is reduced.

Optionally, the joint bottom plate is in the dorsad the side of diffusion cover is provided with the location and inserts the post, positioning slot offers at the bottom surface and is used for supplying the post male location jack is inserted in the location.

Through adopting above-mentioned technical scheme, insert the cooperation of post and location jack through the location, further promoted the location degree of adaptability of diffusion cover and tail lamp casing, reduced the probability that the diffusion cover takes place the drunkenness on the tail lamp casing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by setting the light-emitting piece, the diffusion cover and the light-transmitting cover, light emitted by the tail lamp assembly of the electric vehicle is more uniform, interference on other drivers behind the tail lamp assembly at night is not easy to occur, and the probability of rear-end collision accidents at night is favorably reduced;

2. the diffusion cover comprises a rear diffusion sheet, a lower diffusion sheet, a left diffusion sheet and a right diffusion sheet, and the light transmission cover comprises a rear light-transmitting plate, a lower light-transmitting plate, a left light-transmitting plate and a right light-transmitting plate, so that when the light-emitting member is lightened, a rear driver can be alerted, and a light area can be formed on the ground to prompt the rear driver to keep the distance between the left and right directions and the distance between the front and rear directions;

3. the driving mechanism is arranged to drive the rotating seat to be switched between a first state and a second state, so that the electric vehicle tail lamp assembly can be matched with the state of an electric vehicle, and the light emitted backwards by the electric vehicle tail lamp assembly is stronger in the normal running state of the electric vehicle; after the electric vehicle stops, the light emitted by the tail lamp assembly of the electric vehicle in the downward direction and the left-right direction is stronger.

Drawings

FIG. 1 is a schematic structural view of example 1.

Fig. 2 is a schematic diagram of the explosive structure of example 1.

Fig. 3 is a front side structural schematic view of the tail lamp housing in embodiment 1.

Fig. 4 is a schematic view of the lower side structure of the tail lamp housing in embodiment 1.

Fig. 5 is a bottom view of the tail lamp housing in embodiment 1.

Fig. 6 is a partially enlarged schematic view at a in fig. 5.

Fig. 7 is a schematic structural view of the light-emitting lamp panel in embodiment 1.

Fig. 8 is a schematic structural view of the diffusion cover in example 1.

Fig. 9 is a schematic view of the structure of the light-transmitting cover in embodiment 1.

Fig. 10 is an exploded structure diagram of example 2.

Fig. 11 is a partially enlarged schematic view at B in fig. 10.

Fig. 12 is a partially enlarged schematic view at C in fig. 10.

Fig. 13 is a schematic front side structure view of embodiment 2 when the seal cover is not mounted.

Fig. 14 is a schematic front side structure diagram of embodiment 2.

Description of reference numerals: 1. a tail light housing; 11. a bracket clamping groove; 12. installing a groove body; 13. a mounting plane; 14. mounting a coaming; 141. a first enclosing plate; 142. a second enclosing plate; 143. a third coaming; 144. a fourth coaming; 145. installing a slot; 146. positioning the notch; 147. positioning the clamping groove; 148. positioning the jack; 15. a clamping groove; 16. a drive port; 2. a light-emitting lamp panel; 21. a first lamp bead; 22. a second lamp bead; 23. a third lamp bead; 3. a diffusion cover; 31. positioning a buckle; 311. positioning a clamping plate; 312. clamping a bottom plate; 313. positioning the inserted column; 32. a rear diffusion sheet; 33. a lower diffusion sheet; 34. a left diffuser sheet; 35. a right diffusion sheet; 4. a light-transmitting cover; 41. inserting the convex edge; 42. a rear light-transmitting plate; 43. a lower light-transmitting plate; 44. a left light-transmitting panel; 45. a right light-transmitting panel; 5. a rotating base; 51. a spin column; 52. a mounting surface; 53. a gear portion; 61. a drive motor; 62. a drive gear; 7. and (7) sealing the cover.

Detailed Description

The present application is described in further detail below with reference to figures 1-14.

The embodiment of the application discloses electric motor car tail lamp assembly installs the tail end at the electric motor car and cooperates with the braking system of electric motor car for warn the vehicle at rear. The rear side of the electric vehicle provided with the electric vehicle tail lamp assembly is defined as the rear side of the electric vehicle tail lamp assembly, the left side of the electric vehicle provided with the electric vehicle tail lamp assembly is positioned as the left side of the electric vehicle tail lamp assembly, and the right side of the electric vehicle provided with the electric vehicle tail lamp assembly is positioned as the left side of the electric vehicle tail lamp assembly.

Example 1

Referring to fig. 1 and 2, a tail lamp assembly for an electric vehicle includes a tail lamp housing 1, a luminous member mounted on the tail lamp housing 1, a diffusion cover 3 mounted on the tail lamp housing 1 and covering the luminous member, and a light-transmitting cover 4 mounted on the tail lamp housing 1 and covering the diffusion cover 3.

Referring to fig. 3, the tail lamp housing 1 is made of black opaque plastic. The tail lamp housing 1 is provided at a front side thereof with a bracket slot 11 for insertion and fitting of a bracket at a tail end of the electric vehicle.

Referring to fig. 4, the tail lamp housing 1 is provided with a mounting groove 12 at a bottom surface thereof near the rear end. The mounting groove body 12 penetrates the left and right sides of the tail lamp housing 1 and communicates with the rear end surface of the tail lamp housing 1, so that the mounting groove body 12 is formed with a rear notch toward the rear, a lower notch toward the lower side of the tail lamp housing 1, a left notch toward the left side of the tail lamp housing 1, and a right notch toward the right side of the tail lamp housing 1 on the tail lamp housing 1.

Referring to fig. 4 and 5, the mounting groove body 12 has a horizontally arranged mounting plane 13 on the inner top surface, and an annular mounting enclosure 14 is provided around the edge of the mounting plane 13. An annular mounting slot 145 is formed between the shroud and the side wall of the mounting channel 12. The mounting enclosure 14 includes a first enclosure 141 at the rear side, a second enclosure 142 at the front side, a third enclosure 143 connecting the left end of the first enclosure 141 and the left end of the second enclosure 142, and a fourth enclosure 144 connecting the right end of the first enclosure 141 and the right end of the second enclosure 142.

Referring to fig. 5, the mounting shroud 14 defines a plurality of positioning notches 146. In this embodiment, six locating notches 146 are provided in the mounting shroud 14. The six positioning notches 146 are respectively arranged in the middle of the first enclosing plate 141, the left end of the first enclosing plate 141, the right end of the first enclosing plate 141, the middle of the second enclosing plate 142, the left end of the second enclosing plate 142 and the right end of the second enclosing plate 142.

Referring to fig. 5 and 6, the installation groove body 12 is provided with a positioning slot 147 at the positioning notch 146. The detent groove 147 is partially located at the bottom of the detent notch 146 and another portion is located at the bottom of the mounting slot 145. The positioning slot 147 is a rectangular slot, and the positioning slot 147 is provided with a positioning insertion hole 148 at the center of the bottom surface.

Referring to fig. 7, the light emitting member is a light emitting lamp panel 2 of an LED. Luminous lamp plate 2 passes through the mounting screw on mounting plane 13, and the lamp pearl on luminous lamp plate 2 all arranges downwards. The luminous lamp panel 2 has a plurality of lamp beads along left and right direction interval arrangement. In this embodiment, the light-emitting lamp panel 2 has thirteen lamp beads, and the thirteen lamp beads are respectively located at the second lamp bead 22 at the leftmost end, the third lamp bead 23 at the rightmost end, and eleven first lamp beads 21 which are located between the second lamp bead 22 and the third lamp bead 23 and are uniformly spaced.

Referring to fig. 2, the diffusion cover 3 is made of light-diffusing plastic and has a milky-white outer surface. The edge of the diffusion cover 3 is abutted against the mounting enclosing plate 14 so as to cover the light-emitting lamp panel 2.

Referring to fig. 4 and 8, the edge of the diffusion cover 3 is circumferentially provided with positioning buckles 31 arranged in one-to-one correspondence with the positioning notches 146 at intervals. The positioning buckle 31 comprises a positioning clamping plate 311 inserted into the positioning notch 146 and covering the positioning notch 146 and a clamping bottom plate 312 embedded into the positioning clamping groove 147. The bottom surface of the clamping bottom plate 312 is further provided with a positioning insertion column 313 inserted into the positioning insertion hole 148.

Referring to fig. 8, the diffusion cover 3 includes a rear diffusion sheet 32 facing rearward, a lower diffusion sheet 33 facing downward, a left diffusion sheet 34 connected to a left end of the lower diffusion sheet 33 and folded upward, and a right diffusion sheet 35 connected to a right end of the lower diffusion sheet 33 and folded upward. The left diffusion sheet 34 and the right diffusion sheet 35 are connected to the rear diffusion sheet 32, respectively, so that the diffusion cover 3 has a complete cover structure. Eleven first lamp beads 21 are opposite to the lower diffusion sheet 33, second lamp beads 22 are opposite to the left diffusion sheet 34, and third lamp beads 23 are opposite to the right diffusion sheet 35.

After the luminous lamp plate 2 is electrified and emits light, the light of the lamp beads is irradiated on the diffusion cover 3, so that the luminous lamp plate 2 and the diffusion cover 3 are combined to form a light source which emits light uniformly.

Referring to fig. 2 and 9, the light-transmissive cover 4 is a red transparent plastic cover. The light-transmitting cover 4 has an insertion ledge 41 that can be inserted into the mounting slot 145. When the light-transmitting cover 4 is mounted, a layer of waterproof glue is coated on the outer surface of the insertion convex edge 41, and then the insertion convex edge 41 is inserted into the mounting slot 145, so that the light-transmitting cover 4 is fixed on the tail lamp housing 1.

After the light-transmitting cover 4 is mounted on the tail lamp housing 1, the plugging convex edge 41 presses the plugging bottom plate 312 into the positioning slot 147, so that the mounting strength of the diffusion cover 3 on the tail lamp housing 1 is improved, and the probability of leaping of the diffusion cover 3 is reduced.

Referring to fig. 2 and 9, the light-transmitting cover 4 includes a rear light-transmitting plate 42 that covers the rear notch, a lower light-transmitting plate 43 that covers the lower notch, a left light-transmitting plate 44 that covers the left notch, and a right light-transmitting plate 45 that covers the right notch. When the light-transmitting cover 4 is attached to the tail lamp housing 1, the rear diffusion sheet 32 is attached to the inner surface of the rear light-transmitting plate 42, the lower diffusion sheet 33 is attached to the inner surface of the lower light-transmitting plate 43, the left diffusion sheet 34 is attached to the inner surface of the left light-transmitting plate 44, and the right diffusion sheet 35 is attached to the inner surface of the right light-transmitting plate 45.

With reference to fig. 1 to 9, the electric vehicle tail lamp assembly is applied to an electric vehicle, when the electric vehicle runs at night, a driver can enable the light-emitting lamp panel 2 in the electric vehicle tail lamp assembly to be always in a power-on state by turning on the switch, and the first lamp bead 21, the second lamp bead 22 and the third lamp bead 23 on the light-emitting lamp panel 2 are all in a light-emitting state. Wherein, can be through increasing the quantity of first lamp pearl 21, second lamp pearl 22 and third lamp pearl 23 or promoting the power model of first lamp pearl 21, second lamp pearl 22 and third lamp pearl 23, improve the luminance of luminous lamp plate 2 under the on state to make the bright region of subaerial formation comparatively obvious.

The implementation principle of the electric vehicle tail lamp assembly is as follows: light that first lamp pearl 21, second lamp pearl 22 and third lamp pearl 23 sent is beaten on diffusion cover 3, and the light that launches is through diffusion cover 3 with even back, and rethread printing opacity cover 4 jets out, and wherein, partial light passes through back light-passing board 42 directive rear, and partial light passes through light-passing board 43 down, left light-passing board 44 and right light-passing board 45 directive ground to form bright region on ground, be used for warning other vehicles keep the front and back vehicle distance and control the vehicle distance.

Example 2:

compared with the structure of the electric vehicle tail lamp assembly in the embodiment 1, the structure of the electric vehicle tail lamp assembly in the embodiment is the same as that of the electric vehicle tail lamp assembly in the embodiment 1 except that the installation structure of the luminescent lamp panel 2 on the tail lamp shell 1 is different.

Referring to fig. 10 and 11, the tail lamp housing 1 is further provided with a rotary base 5 and a driving mechanism for driving the rotary base 5 to rotate. The rotating base 5 is rotatably installed in the installation groove body 12, and the rotating direction of the rotating base 5 is parallel to the left-right direction. Wherein, the both ends of roating seat 5 are equipped with the column spinner 51, and the installation cell body 12 has the joint groove 15 that supplies the rotatory joint of column spinner 51.

The rotary base 5 is of a column structure and has a mounting surface 52 for mounting the light-emitting lamp panel 2. In this embodiment, the light-emitting lamp panel 2 is mounted on the rotary base 5 by screws.

Referring to fig. 10 and 12, the rotary table 5 has a gear portion 53, and an axis of the gear portion 53 coincides with a rotation axis of the rotary table 5.

Referring to fig. 10 and 12, the tail lamp housing 1 is provided with a drive port 16 which faces the gear portion 53 and penetrates the inner wall of the mounting groove 12.

Referring to fig. 12 and 13, the driving mechanism is installed in the bracket slot 11 of the tail lamp housing 1, and includes a driving motor 61 fixed on the inner wall of the bracket slot 11 and a driving gear 62 installed on the output shaft of the driving motor 61. Wherein, the driving gear 62 can extend into the installation groove body 12 through the driving port 16 and is meshed with the gear part 53 of the rotary seat 5.

Referring to fig. 10 and 11, the rotary base 5 has a first state and a second state after being driven by the driving mechanism. When the rotary base 5 is in the first state, the light-emitting lamp panel 2 is opposite to the rear diffusion sheet 32. When the rotary base 5 is in the second state, the light-emitting lamp panel 2 is opposite to the lower diffusion sheet 33.

Referring to fig. 12, 13 and 14, the tail lamp housing 1 is further provided with a seal cover 7 for covering the drive motor 61, the drive gear 62 and the drive port 16. The sealing cover 7 is fixed on the tail lamp shell 1 through screws, and after the sealing cover 7 is installed, a circle of waterproof glue is coated on the contact edge of the sealing cover 7 and the tail lamp shell 1, so that water vapor is prevented from entering the installation groove body 12 through the gap between the sealing cover 7 and the tail lamp shell 1 and the driving port 16.

Referring to fig. 10 to 14, the tail lamp assembly of the electric vehicle in the present embodiment has a night parking state, a night driving state and a night braking state.

When electric motor car tail lamp assembly was in the night parking state, roating seat 5 was in the second state, and first lamp pearl 21, second lamp pearl 22 and third lamp pearl 23 in the luminous lamp plate 2 all keep bright state. At the moment, the tail lamp assembly of the electric vehicle can warn other drivers behind, and can form a relatively obvious bright area on the ground to warn other vehicles to keep the front-rear distance and the left-right distance.

When electric motor car tail lamp assembly was in the state of traveling night, roating seat 5 was in first state, and the first lamp pearl 21 of part, second lamp pearl 22 and third lamp pearl 23 in the luminous lamp plate 2 all keep bright the state. Wherein, some first lamp beads 21 refer to six first lamp beads 21, and the first lamp beads 21 that emit light and the first lamp beads 21 that do not emit light are arranged at intervals. At this time, the electric vehicle tail lamp assembly is mainly used for warning a rear vehicle, but a bright area is formed on the bottom surface, and the brightness of the bright area is lower than that of the bright area formed on the ground by the electric vehicle tail lamp assembly in a night parking state.

When the electric vehicle tail lamp is in a braking state, the first lamp bead 21, the second lamp bead 22 and the third lamp bead 23 in the light-emitting lamp panel 2 are kept in a lighting state. Compared with the tail lamp assembly of the electric vehicle in a night driving state, the tail lamp assembly of the electric vehicle has stronger brightness after being shot to the rear side, and a bright area formed on the ground is more obvious.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electric motor car tail lamp assembly which characterized in that: comprises a tail light housing (1); the tail lamp shell (1) is provided with an installation groove body (12), and a luminous piece is arranged in the installation groove body (12); the tail lamp shell (1) is also provided with a diffusion cover (3) for covering the luminous piece and a light-transmitting cover (4) for covering the notch of the installation groove body (12); the diffusion cover (3) is made of light diffusion plastics; the mounting groove body (12) is provided with a rear notch facing to the rear and a lower notch facing to the lower part; the light-transmitting cover (4) comprises a rear light-transmitting plate (42) for covering the rear notch and a lower light-transmitting plate (43) for covering the lower notch; diffusion cover (3) inlay and are equipped with in printing opacity cover (4), diffusion cover (3) including with back diffusion piece (32) of the interior surface laminating of back light-passing board (42) and with lower diffusion piece (33) of the interior surface laminating of light-passing board (43) down.

2. A tail light assembly for electric vehicles according to claim 1, wherein the mounting slot body (12) further has a left notch facing to the left side and a right notch facing to the right side; the two ends of the lower light-transmitting plate (43) are respectively connected with a left light-transmitting plate (44) which is turned upwards and covers the left notch, and a right light-transmitting plate (45) which is turned upwards and covers the right notch, and the left light-transmitting plate (44) and the right light-transmitting plate (45) are respectively connected with the rear light-transmitting plate (42); the two ends of the lower diffusion sheet (33) are respectively provided with a left diffusion sheet (34) attached to the inner surface of the left light-transmitting plate (44) and a right diffusion sheet (35) attached to the inner surface of the right light-transmitting plate (45); the left diffusion sheet (34) and the right diffusion sheet (35) are connected to the rear diffusion sheet (32), respectively.

3. A tail light assembly for electric vehicles according to claim 2, characterized in that the tail light housing (1) is provided with a mounting plane (13) arranged horizontally at the mounting groove (12) for mounting the luminous member; the light-emitting piece is light-emitting lamp plate (2), light-emitting lamp plate (2) have be located first lamp pearl (21) of diffusion piece (33) top down, be located second lamp pearl (22) of left side diffusion piece (34) top and be located third lamp pearl (23) of right side diffusion piece (35) top.

4. The tail light assembly of the electric vehicle as claimed in claim 2, wherein the tail light housing (1) is further rotatably mounted with a rotary base (5) for mounting a luminous element and a driving mechanism for driving the rotary base (5) to rotate in the mounting groove body (12), and the rotation axis of the rotary base (5) is parallel to the length direction of the tail light housing (1); the rotating seat (5) has a first state and a second state after being driven by the driving mechanism; when the rotating base (5) is in the first state, the light-emitting piece is opposite to the rear diffusion sheet (32); when the rotating base (5) is in the second state, the light-emitting piece is opposite to the lower diffusion sheet (33).

5. A tail light assembly for electric vehicles according to claim 4, characterized in that the rotary seat (5) has a gear portion (53), the axis of the gear portion (53) being parallel to the rotation axis of the rotary seat (5); the tail lamp shell (1) is provided with a driving port (16) corresponding to the gear part (53) at the mounting groove body (12); the driving mechanism comprises a driving motor (61) and a driving gear (62); the drive gear (62) is mounted on an output shaft of the drive motor (61) and is meshed with the gear portion (53) through the drive port (16).

6. A taillight assembly for electric vehicles according to claim 5, characterized in that the taillight housing (1) is further provided with a sealing cover (7) for sealingly covering the driving motor (61) and the driving gear (62).

7. A tail light assembly for electric vehicles according to claim 3 or 4, characterized in that the light-transmitting cover (4) is provided with a plug-in ledge (41) on the side facing the tail light housing (1); the tail lamp shell (1) is provided with an installation slot (145) along the edge of the installation groove body (12) for the insertion convex edge (41) to be inserted into; the inserting convex edge (41) is fixed in the mounting slot (145) through glue.

8. A tail light assembly for an electric vehicle as claimed in claim 7, wherein the diffusion cover (3) is provided with positioning buckles (31) at intervals along the circumference of the edge facing the tail light housing (1), the positioning buckles (31) comprise positioning clamping plates (311) and clamping bottom plates (312) arranged at the ends of the positioning clamping plates (311) far away from the diffusion cover (3); the tail lamp shell (1) is provided with a positioning notch (146) for inserting the positioning clamping plate (311) and a positioning clamping groove (147) for accommodating the clamping bottom plate (312) at the mounting slot (145); when printing opacity cover (4) are installed when tail lamp casing (1), protruding edge (41) of pegging graft will joint bottom plate (312) compress tightly in positioning groove (147).

9. The tail light assembly of the electric vehicle as claimed in claim 8, wherein a positioning insertion column (313) is arranged on a side surface of the clamping bottom plate (312) facing away from the diffusion cover (3), and a positioning insertion hole (148) for inserting the positioning insertion column (313) is formed in the bottom surface of the positioning clamping groove (147).