Sealing connection mechanism for electric vehicle headlamp

Abstract

The utility model relates to the technical field of electric vehicle headlamps, and discloses a sealing connecting mechanism for an electric vehicle headlamp, which comprises a connecting seat, a lampshade is arranged on the side surface of the connecting seat, a connecting plate is fixedly assembled on the side surface of the lampshade, and a butt-joint plate is fixedly assembled on the side surface of the connecting plate. The outer edge of the butt joint plate is slidably connected with the inner wall of the connecting base, an air bag ring is fixedly assembled on the inner wall of the connecting base, an air bag barrel is fixedly assembled on the side face of the air bag ring, and the inner wall of the air bag barrel communicates with the inner wall of the air bag ring. Through cooperative use of a threaded rod and an adjusting cylinder, the adjusting cylinder rotates on the outer edge of the threaded rod, so that the inner wall of the adjusting cylinder pushes gas in a gas storage bag to pass through the inner wall of a fixing cylinder and the inner wall of a communicating groove, the gas is supplied to the interior of a gas bag ring, and the gas in the gas bag ring is assisted to enter a gas bag cylinder; the inner wall of the sealing groove is sealed and limited through the air bag barrel, and then the device is assisted in stable sealing.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicle headlights, in particular to a sealed connection mechanism for an electric vehicle headlight. Background Technique

[0002] The electric vehicle headlight is a safety component on the electric vehicle. The LED headlight that uses light-emitting diodes to emit light is the brightest one among the current electric vehicle headlights. The LED headlight has the advantages of high brightness, low energy consumption, long service life, etc., so it is widely used in modern electric vehicles.

[0003] During the installation and use of traditional electric vehicle headlights, most of them use the threaded connection method to assist the docking of the electric vehicle headlight and the connection seat. However, during the connection of traditional electric vehicle headlights, the connection part is prone to looseness or gaps, which is affected by the weather, resulting in the generation of fog inside, thus affecting the stable use of the electric vehicle headlight. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a sealed connection mechanism for an electric vehicle headlight to solve the problems raised in the above background technique.

[0005] The utility model provides the following technical solution: A sealed connection mechanism for an electric vehicle headlight, including a connection seat, a lamp cover is arranged on the side of the connection seat, a connection plate is fixedly assembled on the side of the lamp cover, a docking plate is fixedly assembled on the side of the connection plate, and the outer edge of the docking plate is slidably connected with the inner wall of the connection seat. An airbag ring is fixedly assembled on the inner wall of the connection seat, an airbag cylinder is fixedly assembled on the side of the airbag ring, and the inner wall of the airbag cylinder is communicated with the inner wall of the airbag ring. A clamping frame is fixedly assembled at the bottom of the connection plate, a clamping rod is slidably connected to the inner wall of the clamping frame, and the outer edge of the clamping rod is slidably connected with the inner wall of the connection seat. A sealing groove is opened in the inner wall of the docking plate, and the shape and size of the inner wall of the sealing groove are adapted to the shape and size of the outer edge of the airbag cylinder.

[0006] As a preferred technical solution of the utility model, a communication groove is opened in the inner wall of the connection seat, and the inner wall of the communication groove is communicated with the inner wall of the airbag ring. A fixing cylinder is fixedly assembled on the outer edge of the connection seat, and the inner wall of the fixing cylinder is communicated with the inner wall of the communication groove.

[0007] As a preferred technical solution of the utility model, an air storage bag is fixedly assembled on the side of the fixing cylinder, a threaded rod is fixedly assembled on the side of the air storage bag, and an adjusting cylinder is threadedly connected to the outer edge of the threaded rod. The inner wall of the air storage bag is communicated with the inner wall of the communication groove.

[0008] As a preferred technical solution of the present utility model, a spring is fixedly connected to the side of the inner wall of the card frame, and one end of the spring away from the inner wall of the card frame is fixedly connected to a sliding plate, and the side of the sliding plate is slidably connected to the inner wall of the card frame. The side of the sliding plate is fixedly assembled with the side of the clamping rod, and the side of the sliding plate is fixedly assembled with an adjusting rod.

[0009] As a preferred technical solution of the present utility model, the number of the card frames is four, and the tops of the four card frames are evenly distributed at the bottom of the connecting plate. The number of the clamping rods is eight, and eight clamping rods are arranged in pairs and face each other on the inner walls of the four card frames. The connection structures inside the four card frames are exactly the same.

[0010] As a preferred technical solution of the present utility model, the number of the communication grooves is two, and the two communication grooves are oppositely opened in the inner wall of the connecting seat. The connection structures at both ends of the two communication grooves are exactly the same.

[0011] Compared with the prior art, the present utility model has the following beneficial effects:

[0012] 1. For the sealing connection mechanism for the electric vehicle headlight, through the combined use of the threaded rod and the adjusting cylinder, by rotating the adjusting cylinder along the outer edge of the threaded rod, the gas inside the air storage bag is pushed through the inner walls of the fixed cylinder and the communication groove by the inner wall of the adjusting cylinder, so as to supply gas to the inside of the airbag ring and assist the gas inside the airbag ring to enter the inside of the airbag cylinder, thereby using the airbag cylinder to seal and limit the inner wall of the sealing groove, and further assisting the device to be stably sealed.

[0013] 2. For the sealing connection mechanism for the electric vehicle headlight, through the combined use of the adjusting rod and the sliding plate, by driving the sliding plate to move with the adjusting rod, the clamping rod is driven to move by the sliding plate until the outer edge of the clamping rod is away from the inner wall of the connecting seat, and further assisting the connecting plate to drive the lamp cover to separate from the connecting seat, so as to facilitate the convenient installation and disassembly of the electric vehicle headlight. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structural diagram of the present utility model;

[0015] Figure 2 is a side sectional structural diagram of the present utility model;

[0016] Figure 3 is the present utility model Figure 2 the enlarged structural diagram at A in;

[0017] Figure 4 is a side sectional structural diagram of the clamping rod of the present utility model;

[0018] Figure 5 is the present utility model Figure 4 the enlarged structural diagram at B in;

[0019] Figure 6 This is a schematic cross-sectional view of the lamp shade of the present utility model.

[0020] In the figure: 1, connecting seat; 2, lamp shade; 3, connecting plate; 4, docking plate; 5, airbag ring; 6, airbag cylinder; 7, communication groove; 8, fixed cylinder; 9, air storage bag; 10, threaded rod; 11, adjusting cylinder; 12, clamping frame; 13, spring; 14, sliding plate; 15, clamping rod; 16, adjusting rod; 17, sealing groove. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-6 , a sealing connection mechanism for an electric vehicle headlight, including a connecting seat 1. A lamp shade 2 is arranged on the side of the connecting seat 1. A connecting plate 3 is fixedly assembled on the side of the lamp shade 2. A docking plate 4 is fixedly assembled on the side of the connecting plate 3. The outer edge of the docking plate 4 is slidably connected to the inner wall of the connecting seat 1. An airbag ring 5 is fixedly assembled on the inner wall of the connecting seat 1. An airbag cylinder 6 is fixedly assembled on the side of the airbag ring 5. The inner wall of the airbag cylinder 6 is communicated with the inner wall of the airbag ring 5. A clamping frame 12 is fixedly assembled at the bottom of the connecting plate 3. A clamping rod 15 is slidably connected to the inner wall of the clamping frame 12. The outer edge of the clamping rod 15 is slidably connected to the inner wall of the connecting seat 1. A sealing groove 17 is formed in the inner wall of the docking plate 4. The shape and size of the inner wall of the sealing groove 17 are adapted to the shape and size of the outer edge of the airbag cylinder 6. Through the combined use of the airbag ring 5 and the airbag cylinder 6, the air in the inner cavity of the airbag ring 5 is used to supply air to the inside of the airbag cylinder 6, thereby assisting the airbag cylinder 6 to expand. Furthermore, the outer edge of the airbag cylinder 6 is used to dock and limit the inner wall of the sealing groove 17, thereby assisting the docking plate 4 to be sealed.

[0023] In a preferred embodiment, a communication groove 7 is formed in the inner wall of the connecting seat 1. The inner wall of the communication groove 7 is communicated with the inner wall of the airbag ring 5. A fixed cylinder 8 is fixedly assembled on the outer edge of the connecting seat 1. The inner wall of the fixed cylinder 8 is communicated with the inner wall of the communication groove 7. Through the combined use of the communication groove 7 and the airbag ring 5, the inner wall of the communication groove 7 is used to assist the gas inside the fixed cylinder 8 to be communicated with the gas inside the airbag ring 5, thereby assisting in supplying gas to the inside of the airbag ring 5.

[0024] In a preferred embodiment, an air storage bag 9 is fixedly assembled on the side of the fixed cylinder 8. A threaded rod 10 is fixedly assembled on the side of the air storage bag 9. The outer edge of the threaded rod 10 is threadedly connected with an adjusting cylinder 11. The inner wall of the air storage bag 9 is communicated with the inner wall of the communication groove 7. By using the air storage bag 9 and the threaded rod 10 in cooperation, and by rotating the adjusting cylinder 11 along the outer edge of the threaded rod 10, the inner wall of the adjusting cylinder 11 is used to send air into the inner cavity of the air storage bag 9, and then to assist the air inside the air storage bag 9 to be supplied to the inside of the airbag ring 5 through the communication groove 7.

[0025] In a preferred embodiment, a spring 13 is fixedly connected to the side of the inner wall of the card frame 12. One end of the spring 13 away from the inner wall of the card frame 12 is fixedly connected to a slide plate 14. The side of the slide plate 14 is slidably connected to the inner wall of the card frame 12. The side of the slide plate 14 is fixedly assembled with the side of the clamping rod 15. The side of the slide plate 14 is fixedly assembled with an adjusting rod 16. By using the spring 13 and the slide plate 14 in cooperation, the spring 13 is used to push the slide plate 14 in the inner wall of the card frame 12, and then the slide plate 14 is used to drive the outer edge of the clamping rod 15 to be butt-jointed and limited with the inner wall of the connecting seat 1. With the addition of the adjusting rod 16, the adjusting rod 16 is used to drive the slide plate 14 to move conveniently.

[0026] In a preferred embodiment, the number of the card frames 12 is four, and the tops of the four card frames 12 are evenly distributed at the bottom of the connecting plate 3. The number of the clamping rods 15 is eight, and the eight clamping rods 15 are arranged in pairs and facing each other in the inner walls of the four card frames 12. The connection structures inside the four card frames 12 are exactly the same. By adding the four card frames 12, the sides of the four card frames 12 are used to be butt-jointed with the inner wall of the connecting seat 1, and the eight clamping rods 15 are used to slide in the inner walls of the four card frames 12. The outer edges of the eight clamping rods 15 are further butt-jointed with the inner wall of the connecting seat 1, so as to assist the installation of the device more conveniently.

[0027] In a preferred embodiment, the number of the communication grooves 7 is two, and the two communication grooves 7 are oppositely opened in the inner wall of the connecting seat 1. The connection structures at both ends of the two communication grooves 7 are exactly the same. By opening the two communication grooves 7, the two communication grooves 7 are used to assist in conveniently sending air into the airbag ring 5.

[0028] Working principle: When the device is in use, the adjusting cylinder 11 rotates along the outer edge of the threaded rod 10, so that the inner wall of the adjusting cylinder 11 pushes the gas inside the air storage bag 9 through the inner walls of the fixed cylinder 8 and the communication groove 7, so as to supply gas to the inside of the airbag ring 5 and assist the gas inside the airbag ring 5 to enter the inside of the airbag cylinder 6. Thus, the airbag cylinder 6 is used to seal and limit the inner wall of the sealing groove 17, and further assist the device to be stably sealed. The adjusting rod 16 is used to drive the sliding plate 14 to move, so that the sliding plate 14 drives the clamping rod 15 to move until the outer edge of the clamping rod 15 is far away from the inner wall of the connecting seat 1. Further, the connecting plate 3 is assisted to drive the lamp cover 2 to separate from the connecting seat 1, so as to facilitate the convenient installation and disassembly of the electric vehicle headlight.

[0029] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sealing connection mechanism for an electric vehicle headlight, comprising a connecting seat (1), characterized in that: A lamp shade (2) is provided on the side of the connection base (1). A connection plate (3) is fixedly assembled on the side of the lamp shade (2). A docking plate (4) is fixedly assembled on the side of the connection plate (3), and the outer edge of the docking plate (4) is slidably connected to the inner wall of the connection base (1). An airbag ring (5) is fixedly assembled on the inner wall of the connection base (1). An airbag cylinder (6) is fixedly assembled on the side of the airbag ring (5), and the inner wall of the airbag cylinder (6) is communicated with the inner wall of the airbag ring (5). A clamping frame (12) is fixedly assembled at the bottom of the connection plate (3). A clamping rod (15) is slidably connected to the inner wall of the clamping frame (12), and the outer edge of the clamping rod (15) is slidably connected to the inner wall of the connection base (1). A sealing groove (17) is formed in the inner wall of the docking plate (4), and the shape and size of the inner wall of the sealing groove (17) are adapted to the shape and size of the outer edge of the airbag cylinder (6).

2. The sealed connection mechanism for an electric vehicle headlight according to claim 1, wherein: A communication groove (7) is formed in the inner wall of the connection base (1), and the inner wall of the communication groove (7) is communicated with the inner wall of the airbag ring (5). A fixed cylinder (8) is fixedly assembled on the outer edge of the connection base (1), and the inner wall of the fixed cylinder (8) is communicated with the inner wall of the communication groove (7).

3. The sealing connection mechanism for an electric vehicle headlight according to claim 2, wherein: An air storage bag (9) is fixedly assembled on the side of the fixed cylinder (8). A threaded rod (10) is fixedly assembled on the side of the air storage bag (9), and an adjusting cylinder (11) is threadedly connected to the outer edge of the threaded rod (10). The inner wall of the air storage bag (9) is communicated with the inner wall of the communication groove (7).

4. A sealing connection mechanism for an electric vehicle headlight according to claim 1, characterized in that: A spring (13) is fixedly connected to the side of the inner wall of the clamping frame (12), and one end of the spring (13) away from the inner wall of the clamping frame (12) is fixedly connected to a sliding plate (14), and the side of the sliding plate (14) is slidably connected to the inner wall of the clamping frame (12). The side of the sliding plate (14) is fixedly assembled with the side of the clamping rod (15). An adjusting rod (16) is fixedly assembled on the side of the sliding plate (14).

5. The sealing connection mechanism for an electric vehicle headlight according to claim 1, characterized in that: The number of the clamping frames (12) is four, and the tops of the four clamping frames (12) are evenly distributed at the bottom of the connection plate (3). The number of the clamping rods (15) is eight, and the eight clamping rods (15) are arranged in pairs facing each other in the inner walls of the four clamping frames (12). The connection structures inside the four clamping frames (12) are completely the same.

6. The sealing connection mechanism for an electric vehicle headlight according to claim 2, wherein: The number of the communication grooves (7) is two, and the two communication grooves (7) are oppositely formed in the inner wall of the connection base (1). The connection structures at both ends of the two communication grooves (7) are completely the same.

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